1 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
3 * reload.c (find_reloads_address_1): To properly mark as an
4 autoincdec, pass X for non-NULL OUT in call to push_reload for
5 autoincdec which can't be trivially used as an address.
7 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
8 Hans-Peter Nilsson <hp@axis.com>
10 * caller-save.c (insert_one_insn): If inserting before a call_insn
11 then the registers containing the arguments of the call are
12 live_throughout in the new insn.
14 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18 * pa.md: Consolidate HImode and QImode move patterns into one pattern
19 each, eliminating floating-point alternatives.
20 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
22 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
23 * pa.c (pa_secondary_reload): Use an intermediate general register
24 for copies to/from floating-point register classes. Simplify code
25 SHIFT_REGS class. Provide additional comments.
26 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
27 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
28 (SECONDARY_MEMORY_NEEDED): Delete define.
29 (INT14_OK_STRICT): Define.
30 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
32 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
33 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
35 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
36 Align DImode offsets when generating 64-bit code.
37 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
38 (CANNOT_CHANGE_MODE_CLASS): Define.
39 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
40 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
42 2007-12-09 Jakub Jelinek <jakub@redhat.com>
45 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
46 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
47 * langhooks.h (struct array_descr_info): Forward declaration.
48 (struct lang_hooks_for_types): Add get_array_descr_info field.
49 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
50 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
52 * dwarf2out.h (struct array_descr_info): New type.
53 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
54 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
55 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
57 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
58 and gen_descr_array_type_die.
60 2007-12-08 Richard Guenther <rguenther@suse.de>
62 PR tree-optimization/34391
63 * tree-vect-transform.c (vect_setup_realignment): Mark new
66 2007-12-07 Bob Wilson <bob.wilson@acm.org>
68 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
69 (ASM_OUTPUT_DWARF_PCREL): Define.
71 2007-12-07 Richard Guenther <rguenther@suse.de>
74 * opts.c (common_handle_option): Handle OPT_fforce_addr.
76 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
78 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
79 (LEGITIMIZE_RELOAD_ADDRESS): Same.
81 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
84 * doc/install.texi: Explain how to check for a clean environment when
87 2007-12-07 Richard Guenther <rguenther@suse.de>
89 * tree-profile.c (gcov_type_tmp_var): New global variable.
90 (tree_gen_edge_profiler): Use a single shared variable decl per
91 function for edge counter incrementing.
92 (tree_profiling): Re-set the shared variable.
94 2007-12-06 Bob Wilson <bob.wilson@acm.org>
96 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
98 2007-12-06 Tom Tromey <tromey@redhat.com>
101 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
103 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
105 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
106 targetm.binds_local_p as well as DECL_EXTERNAL.
108 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
110 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
111 (set_prologue_iterations): New. Set the prologue iterations to total
112 number of scalar iterations if the cost model check indicates that
113 scalar code should be generated.
114 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
115 generating the cost condition for epilog. Call
116 set_prologue_iterations to generate cost condition for prolog.
117 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
118 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
119 (slpeel_tree_peel_loop_to_edge): Update declaration.
120 (set_prologue_iterations): New declaration.
121 * tree-vect-analyze.c (vect_analyze_loop_form): Update
122 LOOP_VINFO_NITERS_UNCHANGED.
123 * tree-vect-transform.c
124 (vect_estimate_min_profitable_iters): Add new parameter and
125 code to check if run time cost model test is needed.
126 Remove code that adds builtin vectorization cost to scalar
127 outside cost for the run time cost model test. If run time
128 cost model test is needed add the appropriate guard cost to
129 the scalar outside cost. The guard cost depends on whether
130 the guard is generated at versioning or at prolog generation
131 or at epilog generation. Change cost model equation to include
133 (conservative_cost_threshold): New. Return the less conservative
134 profitability threshold between the cost model threshold and the
135 user defined vectorization threshold.
136 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
137 (vect_do_peeling_for_alignment): Same.
138 (vect_loop_versioning): Same.
139 (vect_create_cond_for_align_checks): ANDs the cost model condition
140 with the alignment condition.
141 (vect_transform_loop): Call loop versioning only when there is a
142 misalignment or an aliasing problem.
144 2007-12-06 Jakub Jelinek <jakub@redhat.com>
147 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
148 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
149 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
151 * target.h (struct ggc_target): Add expand_builtin_va_start
153 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
154 (TARGET_INITIALIZER): Add it.
155 * builtins.c (expand_builtin_va_start): Use
156 targetm.expand_builtin_va_start hook instead of
157 EXPAND_BUILTIN_VA_START macro.
158 * alpha/alpha.c (alpha_va_start): Made static.
159 (override_options): Clear targetm.expand_builtin_va_start if
161 (TARGET_EXPAND_BUILTIN_VA_START): Define.
162 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
163 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
164 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
165 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
166 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
167 (xtensa_va_start): Made static.
168 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
169 * pa/pa-protos.h (hppa_va_start): Remove prototype.
170 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
171 * pa/pa.c (hppa_va_start): Made static, add prototype.
172 (TARGET_EXPAND_BUILTIN_VA_START): Define.
173 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
174 (TARGET_EXPAND_BUILTIN_VA_START): Define.
175 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
176 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
177 * i386/i386.c (override_options): Clear
178 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
179 (ix86_va_start): Made static.
180 (TARGET_EXPAND_BUILTIN_VA_START): Define.
181 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
182 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
183 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
184 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
185 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
186 (TARGET_EXPAND_BUILTIN_VA_START): Define.
187 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
188 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
189 (TARGET_EXPAND_BUILTIN_VA_START): Define.
190 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
191 DEFAULT_ABI != ABI_V4.
192 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
193 * spu/spu.c (spu_va_start): Made static, add prototype.
194 (TARGET_EXPAND_BUILTIN_VA_START): Define.
195 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
196 * spu/spu-protos.h spu_va_start): Remove prototype.
197 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
198 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
200 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
202 (TARGET_EXPAND_BUILTIN_VA_START): Define.
203 * s390/s390-protos.h (s390_va_start): Remove prototype.
204 * s390/s390.c (s390_va_start): Made static.
205 (TARGET_EXPAND_BUILTIN_VA_START): Define.
206 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
207 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
208 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
209 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
210 (TARGET_EXPAND_BUILTIN_VA_START): Define.
211 * arc/arc.c (arc_va_start): Made static, add prototype.
212 (TARGET_EXPAND_BUILTIN_VA_START): Define.
213 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
214 * arc/arc-protos.h (arc_va_start): Remove prototype.
215 * mt/mt-protos.h (mt_va_start): Remove prototype.
216 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
217 (TARGET_EXPAND_BUILTIN_VA_START): Define.
218 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
219 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
220 * sh/sh.c (sh_va_start): Made static, add prototype.
221 (TARGET_EXPAND_BUILTIN_VA_START): Define.
222 * sh/sh-protos.h (sh_va_start): Remove prototype.
223 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
224 * mips/mips-protos.h (mips_va_start): Remove prototype.
225 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
226 * mips/mips.c (mips_va_start): Made static.
227 (TARGET_EXPAND_BUILTIN_VA_START): Define.
229 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
231 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
232 "flag_tree_parallelize_loops > 1".
234 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
235 Dorit Nuzman <dorit@il.ibm.com>
236 Jakub Jelinek <jakub@redhat.com>
238 PR tree-optimization/34005
239 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
240 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
241 (gimplify_pure_cond_expr): New function.
242 (generic_expr_could_trap_p): New function.
243 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
244 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
246 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
248 * config/s390/s390.c (s390_emit_stack_tie): New function.
249 (s390_emit_prologue): Emit a stack tie when writing to the
251 * config/s390/s390.md ("stack_tie"): New insn definition.
253 2007-12-06 Ben Elliston <bje@au.ibm.com>
256 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
258 2007-12-05 Jakub Jelinek <jakub@redhat.com>
261 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
262 number of bits set in C1 if a mode mask for some mode can be used
265 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
267 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
270 2007-12-05 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/34138
273 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
274 Do not forward propagate addresses if that changes volatileness of
277 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
281 registers when checking that regparm registers are available.
282 Lower regparm value due to fixed registers usage in addition to
285 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
287 * sparseset.c: Include config.h and system.h before sparseset.h.
288 * sparseset.h: Remove inclusion of system.h.
290 2007-12-05 Jakub Jelinek <jakub@redhat.com>
291 Richard Sandiford <rsandifo@nildram.co.uk>
293 * optabs.c (init_insn_codes): New function.
295 (init_optab, init_optabv): Don't call new_optab.
296 (init_convert_optab): Don't clear the insn codes.
297 (init_optabs): Call init_insn_codes.
299 2007-12-04 Jakub Jelinek <jakub@redhat.com>
301 * omp-low.c (optimize_omp_library_calls): New function.
302 (expand_omp_parallel): Call it if optimizing.
305 * stmt.c (expand_stack_restore): Call expand_normal on var to get
306 rtx for it instead of assuming it will be a VAR_DECL.
308 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
310 * c-parser (c_parser_statement_after_labels): Move error from here...
311 (c_parser_label): ... to here. Check that the declaration is not
312 actually just another label.
314 2007-12-04 Richard Guenther <rguenther@suse.de>
318 * tree-ssa-operands.c (get_addr_dereference_operands): If we
319 fall back to using the SMTs aliases, make sure to add virtual
320 operands for the SMT itself.
321 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
322 clear the loaded and stored symbols bitmaps.
324 2007-12-04 Ben Elliston <bje@au.ibm.com>
326 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
328 2007-12-04 Ben Elliston <bje@au.ibm.com>
330 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
332 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
335 * doc/invoke.texi: Remove -fforce-addr documentation.
336 * expr.c (emit_move_insn): Remove use of flag_force_addr.
337 (expand_expr_real_1): Same.
338 (do_tablejump): Same.
339 Call memory_address instead of memory_address_noforce.
340 * expr.h (memory_address_noforce): Remove prototype.
341 * explow.c (memory_address): Remove support for flag_force_addr.
342 (validize_mem): Same.
343 (memory_address_noforce): Remove.
344 * common.opt: Add dummy documentation for -fforce-addr.
345 * combine.c (can_combine_p): Remove -fforce-addr comment.
346 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
348 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
349 relating to memory_address_noforce.
350 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
351 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
353 2007-12-03 Jakub Jelinek <jakub@redhat.com>
355 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
356 with !ctx->is_nested.
357 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
358 even if !ctx->is_nested.
359 (lower_copyprivate_clauses, lower_send_clauses,
360 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
364 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
365 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
366 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
367 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
368 (X & C2) << C1 into (X << C1) & (C2 << C1) and
369 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
372 PR tree-optimization/33453
373 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
374 for pointer addition.
375 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
376 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
379 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
381 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
384 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
386 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
388 2007-12-03 Jakub Jelinek <jakub@redhat.com>
391 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
392 * common.opt (ftree-store-copy-prop): Use the same help text as for
395 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
396 Revital Eres <eres@il.ibm.com>
398 * modulo-sched.c (calculate_must_precede_follow,
399 try_scheduling_node_in_cycle): New functions.
400 (sms_schedule_by_order): Call the new functions.
401 (ps_insn_find_column): Use must_follow and must_precede only if
403 (ps_insn_advance_column): Likewise.
405 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
406 Revital Eres <eres@il.ibm.com>
408 * modulo-sched.c (get_sched_window): Fix the direction of the
409 scheduling window and add dump info.
411 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
413 * config/sh/sh.md (cmpgeusi_t): Fix condition.
415 2007-11-30 Jan Hubicka <jh@suse.cz>
417 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
419 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
421 PR rtl-optimization/34171
422 * cfgrtl.c (update_bb_for_insn_chain): New function,
423 refactored from update_bb_for_insn.
424 (update_bb_for_insn): Call update_bb_for_insn.
425 (rtl_merge_blocks, try_redirect_by_replacing_jump):
426 Replace a loop with update_bb_for_insn_chain call.
427 (cfg_layout_merge_blocks): Add a call to
428 update_bb_for_insn_chain. Replace the for loop
429 with a call to update_bb_for_insn_chain.
431 2007-11-30 Ben Elliston <bje@au.ibm.com>
433 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
435 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
437 PR tree-optimization/34244
438 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
439 (record_numbers_of_iterations): New function.
440 (execute_vrp): Cache the numbers of iterations of loops.
441 * tree-scalar-evolution.c (scev_reset_except_niters):
443 (scev_reset): Use scev_reset_except_niters.
444 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
446 2007-11-29 Jan Hubicka <jh@suse.cz>
447 Jakub Jelinek <jakub@redhat.com>
449 PR tree-optimization/33434
450 * tree-inline.c (setup_one_parameter): If the value passed to
451 a parameter is never used, don't set it up.
453 2007-11-29 Jakub Jelinek <jakub@redhat.com>
456 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
457 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
459 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
461 * Makefile.in: Use separate vpath lines for each path.
463 2007-11-29 Ben Elliston <bje@au.ibm.com>
465 * SERVICE: Update URL.
467 2007-11-28 Jakub Jelinek <jakub@redhat.com>
469 PR tree-optimization/34140
470 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
471 loop->header has virtual phi nodes.
473 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
476 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
477 of GP register, if valid and fixed.
480 2007-06-21 David Daney <ddaney@avtrex.com>
483 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
484 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
485 (exception_receiver): Renamed to ...
486 (nonlocal_goto_receiver): ... this.
488 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
489 Joey Ye <joey.ye@intel.com>
492 * config/i386/i386.c (function_arg_32): Don't pass aggregate
493 arguments in ECX/EDX for fastcall.
495 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
497 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
499 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
500 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
502 2007-11-28 Ben Elliston <bje@au.ibm.com>
504 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
505 (maix32): Add Negative(maix64).
507 2007-11-27 Jakub Jelinek <jakub@redhat.com>
509 PR tree-optimization/34016
510 * tree-ssa-loop.c (pass_linear_transform): Add
511 TODO_update_ssa_only_virtuals to todo_flags_finish.
513 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
515 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
516 * config/avr/avr.h (LINK_SPEC): Likewise.
517 (CRT_BINUTILS_SPECS): Likewsie.
518 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
520 2007-11-27 Jakub Jelinek <jakub@redhat.com>
523 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
524 MEM_SIZE is set on all MEMs.
526 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
528 * config/s390/s390.opt (mhard-float): Add the option to be
529 overridden. That was missing in my last patch.
531 2007-11-27 Richard Guenther <rguenther@suse.de>
533 PR tree-optimization/34241
534 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
535 to only delete real conversion chains.
537 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
539 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
540 mhard-float, mlong-double-64, mlong-double-128): Add the
541 option to be overridden.
543 2007-11-27 Richard Guenther <rguenther@suse.de>
545 * builtins.c (fold_builtin_1): Verify the argument types
546 of BUILT_IN_ISNORMAL.
547 (fold_builtin_n): Verify the number of arguments to variadic
550 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
552 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
553 * doc/invoke.texi (Blackfin Options): Document the effects.
555 2007-11-27 Ben Elliston <bje@au.ibm.com>
557 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
558 (m64): Add Negative(m32).
559 * config/rs6000/darwin.opt (m32): Add Negative(m64).
560 (m64): Add Negative(m32).
562 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
564 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
566 2007-11-26 Michael Meissner <michael.meissner@amd.com>
569 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
570 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
571 to get the mode for loading a pseudo register with a count rather
572 than duplicating code.
574 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
576 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
577 * config/avr/avr.h (LINK_SPEC): Likewise.
578 (CRT_BINUTILS_SPECS): Likewsie.
579 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
581 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
583 * c-common.c (conversion_warning): Use get_unwidened instead of
586 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
589 * c-parser.c (struct c_parser): New bit in_if_block.
590 (c_parser_compound_statement_nostart): Handle unexpected 'else'
592 (c_parser_statement_after_labels): Set in_if_block to false while
594 (c_parser_if_body): Don't call c_parser_statement_after_labels if
595 a semicolon is found, just consume it. Don't call
596 c_parser_statement_after_labels if an open brace is found, call
597 c_parser_compound_statement instead.
598 (c_parser_else_body): New.
599 (c_parser_if_statement): Set in_if_block to true when parsing the
600 body of the 'if' statement. Use c_parser_else_body.
602 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
605 * c-decl.c (store_parm_decls): Pass 'false' for the new
606 allocate_struct_function parameter.
607 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
608 * tree-parloops.c (create_loop_fn): Likewise.
609 * function.c (push_function_context_to, push_struct_function,
610 init_function_start): Likewise.
611 (allocate_struct_function): Add boolean parameter.
612 * tree.h (allocate_struct_function): Add boolean parameter.
613 * function.h (struct function): Move returns_struct and
614 returns_pcc_struct to the end of the structure definiton.
616 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
619 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
620 virtual registers are already instantiated.
621 (truncxf<mode>2): Ditto.
622 (floatsi<mode>2): Ditto.
626 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
629 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
630 the address before it is clobbered.
632 2007-11-26 Nick Clifton <nickc@redhat.com>
634 * config/mn10300/mn10300.md: (call_internal): Remove mode on
635 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
636 (call_value_internal): Remove mode on operands 0 and 1 in order to
637 match UNPSEC'ed calls generated in PIC mode.
638 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
641 2007-11-26 Richard Guenther <rguenther@suse.de>
644 * builtins.c (expand_builtin_pow): Use expand_expr to expand
645 the result of build_call_expr.
647 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
648 Revital Eres <eres@il.ibm.com>
651 * bb-reorder.c (insert_section_boundary_note): Clear
652 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
654 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
656 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
658 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
660 * dwarf2asm.c (splay_tree_compare_strings): New function.
661 (dw2_force_const_mem): Use it.
663 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
665 * tree.c (type_hash_add): Don't violate strict aliasing rules.
667 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
670 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
671 matches between anonymous union fields.
673 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
675 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
676 declarations and blocks only after inlining. Check that
677 non-empty blocks are not dropped.
678 * tree-inline.c (expand_call_inline): Check that functions are
679 not inlined too late.
681 2007-11-26 Ben Elliston <bje@au.ibm.com>
683 * unwind-dw2-fde.c: Fix comment typo.
684 * unwind-generic.h: Likewise, fix comment typos.
686 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
688 * tree-sra.c (scalarize_use): Adjust the vpos argument to
689 sra_explode_bitfield_assignment in cases where the type is
690 wider than the bitfield.
692 2007-11-25 Richard Guenther <rguenther@suse.de>
694 * tree.h (struct tree_block): Move locus member next to flags.
695 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
696 (SCOPE_LIST_CONCAT): Likewise.
697 (pop_scope): Likewise.
698 * function.c (instantiate_decls_1): Likewise.
699 (setjmp_vars_warning): Likewise.
700 * emit-rtl.c (set_used_decls): Likewise.
701 * tree-inline.c (add_lexical_block): Likewise.
703 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
705 * rtlanal.c (label_is_jump_target_p): Return true for a matching
707 * reorg.c (fill_slots_from_thread): Correct last change to use
708 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
709 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
710 * jump.c (mark_jump_label_1): Add comment for last change
711 regarding JUMP_LABEL setting.
712 * gcse.c (add_label_notes): Remove conditional that the label is
713 mentioned in insn before adding regnote.
714 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
715 single_set insn only feeding a label to a jump through a
716 register that dies there.
718 2007-11-23 Dirk Mueller <dmueller@suse.de>
719 Richard Guenther <rguenther@suse.de>
722 * tree-vrp.c (check_array_ref): Move check for valid location..
723 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
725 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
727 * reload.c (find_reloads_address_1) <autoincdec cases>:
728 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
730 2007-11-23 Richard Guenther <rguenther@suse.de>
731 Michael Matz <matz@suse.de>
733 PR tree-optimization/34176
734 * alloc-pool.h (empty_alloc_pool): Declare.
735 * alloc-pool.c (empty_alloc_pool): New function.
736 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
737 valid table if a lookup from the optimistic table failed.
738 (vn_unary_op_lookup): Likewise.
739 (vn_binary_op_lookup): Likewise.
740 (vn_phi_lookup): Likewise.
741 (process_scc): Clear optimistic tables before every iteration.
743 2007-11-23 Richard Guenther <rguenther@suse.de>
745 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
746 (merge_alias_info): Do verification only if checking is
747 enabled. Merge flow-sensitive alias information in simple cases.
748 * tree-ssa-operands.c (get_addr_dereference_operands): Also
749 complain about missing NMTs.
751 2007-11-23 Jakub Jelinek <jakub@redhat.com>
754 * c-common.c (conversion_warning): For INTEGER_TYPE to
755 INTEGER_TYPE conversions call get_narrower on expr to avoid
756 spurious warnings from binop shortening or when the implicit
757 conversion can't change the value.
759 2007-11-22 Joseph Myers <joseph@codesourcery.com>
762 * c-decl.c (set_array_declarator_inner): Don't give error for
763 static or type qualifiers in abstract declarator. Remove
764 abstract_p parameter.
765 * c-tree.h (set_array_declarator_inner): Update prototype.
766 * c-parser.c (c_parser_direct_declarator_inner): Update call to
767 set_array_declarator_inner.
768 * doc/standards.texi: Update for C99 TC3.
770 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
772 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
773 line in my edit of the last change.
775 2007-11-22 Jakub Jelinek <jakub@redhat.com>
778 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
779 and TREE_READONLY on the fn decl rather than passing a chain
782 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
784 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
786 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
789 of ix86_arch and ix86_tune into a switch statement.
790 (enum processor_type): Default PROCESSOR_I386 to 0.
791 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
792 of "ix86_tune == PROCESSOR_K6".
793 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
796 2007-11-22 Tom Tromey <tromey@redhat.com>
798 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
799 avoid writing into string allocated by ggc_alloc_string.
801 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
804 * config/sh/sh.md (binary_sf_op): Remove.
805 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
806 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
807 and gen_binary_sf_op1.
809 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
811 * regclass.c (init_reg_autoinc): Fix typo preventing test of
812 secondary output reload when setting forbidden_inc_dec_class.
814 2007-11-21 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/34148
817 * tree-ssa-structalias.c (create_variable_info_for): Do not use
818 field-sensitive PTA for single-element structures.
819 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
820 SFTs for single-element structures.
822 2007-11-20 Richard Guenther <rguenther@suse.de>
825 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
826 of the signed INT_CST_LT.
827 * stmt.c (expand_case): Likewise.
828 (estimate_case_costs): Likewise.
830 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
832 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
833 its binary representation.
835 2007-11-20 Richard Guenther <rguenther@suse.de>
837 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
840 2007-11-20 Thiemo Seufer <ths@mips.com>
842 * config/mips/mips.c (mips_file_start): Add support for
843 flagging 32-bit code with -mfp64 floating-point.
845 2007-11-20 Jakub Jelinek <jakub@redhat.com>
848 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
849 (c_gimplify_expr): Use it.
851 2007-11-20 Ben Elliston <bje@au.ibm.com>
853 * config/spu/spu_mfcio.h: Fix typo.
855 2007-11-20 Ben Elliston <bje@au.ibm.com>
857 * unwind.inc: Comment that unwind-sjlj.c includes this file.
859 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
860 Ben Elliston <bje@au.ibm.com>
862 * config/spu/mfc_tag_release.c: New file.
863 * config/spu/mfc_multi_tag_release.c: Likewise.
864 * config/spu/mfc_multi_tag_reserve.c: Likewise.
865 * config/spu/mfc_tag_release.c: Likewise.
866 * config/spu/mfc_tag_reserve.c: Likewise.
867 * config/spu/mfc_tag_table.c: Likewise.
868 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
869 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
870 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
871 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
872 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
873 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
874 mfc_multi_tag_release): Likewise.
875 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
876 __mfc_multi_tag_release): Declare.
878 2007-11-19 Jason Merrill <jason@redhat.com>
880 PR debug/28834, debug/29436, c/32326
881 * tree.c (build_type_attribute_qual_variant): Refuse to make
882 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
883 * doc/extend.texi (Type Attributes): Don't encourage people to add
884 attributes to struct/enum types in a typedef. Fix
885 transparent_union example.
887 * tree-inline.c (remap_type_1): Remove code that's redundant with
889 (build_duplicate_type): Set id.copy_decl.
890 * c-common.c (handle_transparent_union_attribute): Simplify logic.
892 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
894 * config/rs6000/rs6000.c (invalid_e500_subreg,
895 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
896 rs6000_legitimize_address, rs6000_legitimize_reload_address,
897 rs6000_legitimate_address, function_arg_advance,
898 spe_build_register_parallel, rs6000_spe_function_arg,
899 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
900 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
901 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
902 TDmode similarly to DFmode and TFmode.
903 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
904 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
906 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
908 * stor-layout.c (lang_adjust_rli): Delete.
909 (set_lang_adjust_rli): Likewise.
910 (layout_type): Do not call lang_adjust_rli hook.
911 * tree.h (set_lang_adjust_rli): Delete.
913 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
915 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
916 n_dregs_to_save and n_pregs_to_save.
917 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
919 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
920 able to save single D/P registers that aren't saved by the push/pop
923 2007-11-19 Richard Guenther <rguenther@suse.de>
925 PR tree-optimization/34099
926 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
927 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
928 if only one operand is undefined.
930 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
932 PR tree-optimization/34036
933 * opts.c (set_fast_math_flags): Do not set flags in common
934 with set_unsafe_math_optimizations_flags, invoke it directly.
935 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
936 and flag_signed_zeros.
937 * toplev.c (process_options): Force flag_associative_math to 0 and
938 warn, if it is set and either flag_trapping_math or flag_signed_zeros
940 * doc/invoke.texi (Optimize Options): Document the new behavior
941 of -funsafe-math-optimizations, that -fassociative-math requires
942 both -fno-signed-zeros and -fno-trapping-math and make it clear
943 that -fno-trapping-math requires -fno-signaling-nans. Refactor
944 documentation of -ffast-math.
946 2007-11-18 Jakub Jelinek <jakub@redhat.com>
948 PR rtl-optimization/34132
949 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
953 * optabs.h (optab_table): Change type to struct optab from optab.
954 (convert_optab_table): Similarly.
955 Adjust all _optab macros to expand to addresses of optab_table
956 resp. convert_optab_table elements rather than the values of the
958 * optabs.c (optab_table): Change typype to struct optab from optab.
959 If compiled by recent GCC, initialize all the insn_code fields in
960 the array using designated range initializers.
961 (convert_optab_table): Similarly.
962 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
963 set_conv_libfunc): Into libfunc_entry's optab field store index within
964 optab_table resp. convert_optab_table array instead of difference
965 between two separately malloced addresses.
966 (new_optab): Add op argument, don't return anything. Initialize
967 just the insn_code field in handlers array and only when needed.
968 (init_optab, init_optabv): Add op argument, don't return anything.
969 Adjust new_optab caller.
970 (new_convert_optab): Removed.
971 (init_convert_optab): Add op argument, don't return anything, don't
972 call new_convert_optab. If needed, initialize insn_code field in
974 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
976 (debug_optab_libfuncs): Adjust uses of optab_table and
977 convert_optab_table arrays.
979 2007-11-18 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/34127
982 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
983 Make code match up the comments, require compatibility of the
986 2007-11-17 Richard Guenther <rguenther@suse.de>
989 * fold-const.c (extract_muldiv_1): Do not move negative
990 constants inside ABS_EXPR.
992 2007-11-16 Ian Lance Taylor <iant@google.com>
994 * collect2.c (dump_file): If a demangled symbol is followed by a
995 space, make sure we output at least one space.
997 2007-11-16 Richard Guenther <rguenther@suse.de>
1000 * fold-const.c (fold_binary): Use correct types for folding
1001 1 << X & Y to Y >> X & 1.
1003 2007-11-16 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/33870
1006 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1007 (struct tree_struct_field_tag): Remove nesting_level field.
1008 (SFT_NESTING_LEVEL): Remove.
1009 (SFT_BASE_FOR_COMPONENTS_P): Add.
1010 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1011 base_for_components flag.
1012 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1013 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1015 (create_overlap_variables_for): Deal with it.
1016 * tree-dfa.c (dump_subvars_for): Likewise.
1017 (dump_variable): Likewise.
1018 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1019 Set base_for_components for first elements of sub-structures.
1020 (create_variable_info_for): Handle base_for_components.
1021 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1022 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1023 * tree-ssa-operands.c (ref_nesting_level): Remove.
1024 (add_vars_for_offset): Remove full_ref parameter, always add
1025 the offset of the pointed-to SFT.
1026 (add_virtual_operand): Adjust for changed signature of
1027 add_vars_for_offset.
1029 2007-11-16 Sa Liu <saliu@de.ibm.com>
1031 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1032 floatunssidf2 and floatunsdidf2.
1034 2007-11-16 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/34113
1037 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1038 Use correct conversion direction for checking type compatibility.
1040 2007-11-16 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/34099
1043 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1044 that produce UNDEFINED result if at least one of its operands
1045 is UNDEFINED. By default the result is only UNDEFINED if all
1046 operands are UNDEFINED.
1048 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1051 * gcc.c (init_spec): Don't initialize asm_debug here...
1052 (main): ... but here.
1054 2007-11-07 Tom Tromey <tromey@redhat.com>
1056 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1057 * tree-parloops.c (create_loop_fn): Use set_cfun.
1058 * gengtype.c (open_base_files): Emit #undef cfun.
1059 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1060 * function.h (cfun): New define.
1061 * function.c: Undefine cfun.
1063 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1065 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1066 * config/avr/avr.h (LINK_SPEC): Likewise.
1067 (CRT_BINUTILS_SPECS): Likewsie.
1068 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1070 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1073 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1074 (execute_fold_all_builtins): Call optimize_stack_restore for
1075 BUILT_IN_STACK_RESTORE.
1077 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1079 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1080 propagation into an address; that's done in should_replace_address.
1082 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1084 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1085 * config/spu/spu.c (legitimate_const): Remove.
1086 (classify_immediate): Inline call to legitimate_const.
1087 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1088 for any constant, not just -512 .. 511.
1090 2007-11-15 Sa Liu <saliu@de.ibm.com>
1092 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1093 condition from HONOR_NANS test.
1094 * config/spu/spu.md (ceq_df): Always generate comparison code
1095 inline, including checks for NaNs and infinities.
1097 (cgt_v2df): Likewise.
1098 (cmpdf): Make this expander unconditional.
1100 2007-11-15 Richard Guenther <rguenther@suse.de>
1102 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1103 to only create SFTs if we also create variable infos for PTA.
1104 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1106 2007-11-15 Richard Guenther <rguenther@suse.de>
1108 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1109 type for TBAA pruning.
1110 (find_what_p_points_to): Call set_uids_in_ptset with the original
1111 pointer, not the decl of the solution we collapsed to.
1113 2007-11-14 David Daney <ddaney@avtrex.com>
1115 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1118 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1121 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1122 for registers in BR_REGS class.
1124 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1127 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1128 init_ssa_operands has not been called for cfun.
1130 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1132 PR tree-optimization/34046
1133 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1134 scaling if the old probability is greater than the new base.
1136 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1138 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1139 unused edges after loop duplication.
1141 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1144 (enum target_cpu_default): ... this enum.
1145 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1146 * config/i386/i386.c (override_options): ... here.
1147 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1148 TARGET_CPU_DEFAULT_i486.
1150 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1152 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1153 * config/sh/sh.c (sh_rtx_costs): Likewise.
1154 * ChangeLog: Likewise.
1156 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1158 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1159 should not be of pointer type.
1161 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1163 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1165 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1166 Bob Wilson <bob.wilson@acm.org>
1168 * config/xtensa/unwind-dw2-xtensa.c: New.
1169 * config/xtensa/unwind-dw2-xtensa.h: New.
1170 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1171 (DWARF2_UNWIND_INFO): Remove.
1172 (DWARF_FRAME_REGISTERS): Define.
1173 (EH_RETURN_DATA_REGNO): Define.
1174 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1176 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1178 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1180 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1181 -fsched-stalled-insns.
1183 PR tree-optimization/34063
1184 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1185 as first chrec_fold_plus operand rather than second.
1187 2007-11-13 Diego Novillo <dnovillo@google.com>
1189 PR tree-optimization/33870
1190 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1191 Remove field in_nested_struct.
1192 (struct tree_struct_field_tag): Add field nesting_level.
1193 (sft_in_nested_struct): Remove.
1194 (sft_nesting_level): Define.
1195 (sft_unpartitionable_p): Define.
1196 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1197 partitionable, return long_max.
1198 (compute_memory_partitions): Do not partition sfts marked
1200 (create_sft): Add argument nesting_level. Set
1201 sft_nesting_level with it. Update all users.
1202 (create_overlap_variables_for): Show nesting level.
1203 * tree-dfa.c (dump_subvars_for): Likewise.
1204 (dump_variable): Likewise. Show whether the sft is
1205 partitionable or not.
1206 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1207 Add field nesting_level.
1208 * tree-ssa-structalias.c (struct variable_info): Remove
1209 field in_nested_struct.
1210 (push_fields_onto_fieldstack): Add argument nesting_level.
1211 Update all users. Update documentation. Update pair->nesting_level
1212 with nesting_level. Make recursive calls with nesting_level + 1.
1213 (set_uids_in_ptset): If an sft is added to the points-to set,
1214 mark it as unpartitionable.
1215 * tree-ssa-operands.c (ref_nesting_level): New.
1216 (add_vars_for_offset): Call it. Add argument full_ref. Update
1217 callers. If var is inside a nested structure and the nesting level
1218 of full_ref is lower than the nesting level of var,
1219 adjust offset by the offset of var.
1221 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1223 PR tree-optimization/32582
1224 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1226 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1228 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1229 functions can be used as constant.
1231 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1233 PR rtl-optimization/34035
1234 * cse.c (cse_cfg_altered): New global variable.
1235 (cse_jumps_altered): Make boolean.
1236 (recorded_label_ref): Likewise.
1237 (cse_insn): Adjust for above changes.
1238 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1239 if dead edges have been purged.
1240 (cse_main): Change return value specification and adjust code.
1241 (rest_of_handle_cse): Adjust for above change.
1242 (rest_of_handle_cse2): Likewise.
1243 * gcse.c (rest_of_handle_gcse): Likewise.
1245 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1246 Michael Meissner <michael.meissner@amd.com>
1248 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1249 get the appropriate suffix for the coms* instruction.
1250 (sse5_pcmov_<mode>): Restrict operands of pcmov
1251 for scalar case to be only xmm registers and not memory.
1253 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1254 constraints to follow the mnemonics for the pcmov instruction
1256 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1259 * config/mips/mips.c (mips_return_fpr_single): New function.
1260 (mips_function_value): Use it when returning single-field
1262 (mips_expand_call): Handle the PARALLELs created by
1263 mips_return_fpr_single.
1265 2007-11-12 Richard Guenther <rguenther@suse.de>
1268 * fold-const.c (fold_binary): If testing for non-negative
1269 operands with tree_expr_nonnegative_warnv_p make sure to
1270 use op0 which has all (sign) conversions retained.
1272 2007-11-12 Richard Guenther <rguenther@suse.de>
1275 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1276 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1278 2007-11-12 Ira Rosen <irar@il.ibm.com>
1280 PR tree-optimization/33953
1281 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1282 allocate vec_oprnds1 according to the number of created vector
1283 statements. In case of shift with scalar argument, store scalar operand
1284 for every vector statement to be created for the SLP node. Fix a
1287 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1289 * gcse.c (CUID_INSN): Remove.
1291 (alloc_gcse_mem): Don't allocate cuid_insn.
1292 (free_gcse_mem): Don't free cuid_insn.
1294 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1297 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1301 * tree-inline.h (copy_body_data): Add regimplify field.
1302 * tree-inline.c (copy_body_r): Set id->regimplify to true
1303 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1305 (copy_bb): Clear id->regimplify before walk_tree, if it is
1306 set afterwards, regimplify the whole statement.
1308 PR tree-optimization/33680
1309 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1310 if the added cast involves variable length types.
1312 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1313 Maxim Kuvyrkov <maxim@codesourcery.com>
1315 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1316 instead of TRUE_BARRIER for jumps. Add register dependencies
1317 even when reg_pending_barrier is set.
1319 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1321 * haifa-sched.c (haifa_classify_insn): Rename to ...
1322 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1323 handle PARALLELs by recursing. Use it ...
1324 (haifa_classify_insn): ... here. Reimplement.
1326 2007-11-09 Richard Guenther <rguenther@suse.de>
1328 * bitmap.h (bitmap_single_bit_set_p): Declare.
1329 * bitmap.c (bitmap_single_bit_set_p): New function.
1330 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1331 (maybe_create_global_var): Use bitmap_empty_p.
1333 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1334 Jakub Jelinek <jakub@redhat.com>
1336 PR rtl-optimization/34012
1337 * fwprop.c (try_fwprop_subst): Do not replace if the new
1338 SET_SRC has a higher cost than the old one.
1340 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1342 PR rtl-optimization/33732
1343 * reload.c (push_reload): Check that the REG_DEAD note was referring
1344 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1345 before considering it in order to select the reload register.
1346 (combine_reloads): Likewise.
1347 (find_dummy_reload): Likewise.
1349 2007-11-09 Richard Guenther <rguenther@suse.de>
1351 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1353 (struct ptr_info_def): Likewise.
1354 (enum escape_type): Also use bit zero.
1356 2007-11-09 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/33604
1359 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1360 Disregard changes in CV qualifiers of pointed to types for
1361 forward propagating ADDR_EXPRs.
1362 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1365 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1367 * dse.c (find_shift_sequence): Always choose an integer mode for
1369 (replace_read): Require both the read and store mode to be
1370 integer ones. Remove a then-redundant FLOAT_P check.
1372 2007-11-08 Richard Guenther <rguenther@suse.de>
1374 * tree-dfa.c (remove_referenced_var): If removing a
1375 variable which has subvars, also remove those from
1376 the referenced vars. Do not create a variable annotation.
1378 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1380 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1381 argument for gen_entry calls.
1382 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1383 (entry): Use the new attribute value. Remove unused first operand.
1385 2007-11-08 Tom Tromey <tromey@redhat.com>
1387 * c-parser.c (c_parser_translation_unit): Use location in error.
1388 (c_parser_external_declaration): Likewise.
1389 (c_parser_declaration_or_fndef): Likewise.
1390 (c_parser_enum_specifier): Likewise.
1391 (c_parser_struct_or_union_specifier): Likewise.
1392 (c_parser_struct_declaration): Likewise.
1393 (c_parser_typeof_specifier): Likewise.
1394 (c_parser_parms_list_declarator): Likewise.
1395 (c_parser_asm_string_literal): Likewise.
1396 (c_parser_braced_init): Likewise.
1397 (c_parser_initelt): Likewise.
1398 (c_parser_compound_statement_nostart): Likewise.
1399 (c_parser_statement_after_labels): Likewise.
1400 (c_parser_do_statement): Likewise.
1401 (c_parser_asm_statement): Likewise.
1402 (c_parser_conditional_expression): Likewise.
1403 (c_parser_unary_expression): Likewise.
1404 (c_parser_sizeof_expression): Likewise.
1405 (c_parser_postfix_expression): Likewise.
1406 (c_parser_postfix_expression_after_paren_type): Likewise.
1407 (c_parser_objc_class_instance_variables): Likewise.
1408 (c_parser_objc_method_definition): Likewise.
1409 (c_parser_objc_methodprotolist): Likewise.
1410 (c_parser_pragma): Likewise.
1411 (c_parser_omp_clause_num_threads): Likewise.
1412 (c_parser_omp_clause_schedule): Likewise.
1413 (c_parser_omp_all_clauses): Likewise.
1414 (c_parser_omp_sections_scope): Likewise.
1415 (c_parser_label): Use location of label, not colon.
1417 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1420 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1423 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1426 * ipa-pure-const.c (static_execute): Added code to keep recursive
1427 functions from being marked as pure or const.
1428 * ipa-utils.c (searchc): Fixed comment.
1430 2007-11-08 Tom Tromey <tromey@redhat.com>
1432 * common.opt (fshow-column): Default to 0.
1433 * configure: Rebuilt.
1434 * configure.ac (--enable-mapped-location): Default to 'yes'.
1436 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1438 * common.opt: Add pointer to doc/options.texi.
1439 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1440 -fipa-reference): Add or correct doc. Sorted options list for -Os
1443 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1446 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1447 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1448 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1449 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1450 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1451 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1452 to TARGET_BIG_ENDIAN_DEFAULT.
1453 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1454 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1455 to TARGET_BIG_ENDIAN_DEFAULT.
1457 2007-11-07 Diego Novillo <dnovillo@google.com>
1459 * tree.h (struct tree_struct_field_tag): Move field
1460 in_nested_struct ...
1461 (struct tree_memory_tag): ... here.
1463 2007-11-07 Diego Novillo <dnovillo@google.com>
1466 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1467 (SFT_IN_NESTED_STRUCT): Define.
1468 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1469 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1470 * tree-ssa-structalias.c (struct variable_info): Likewise.
1471 (push_fields_onto_fieldstack): If OFFSET is positive,
1472 set in_nested_struct.
1473 (create_variable_info_for): Copy setting of
1474 in_nested_struct from the field offset object.
1475 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1476 variable info object.
1477 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1478 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1480 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1482 PR rtl-optimization/33737
1483 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1484 target block after computing the probabilities of outgoing edges.
1485 Cap the frequency to BB_FREQ_MAX.
1486 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1487 frequency of the basic block if it has been reused.
1489 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1491 PR rtl-optimization/33822
1492 * rtl.h (REG_OFFSET): Fix comment.
1493 * var-tracking.c (INT_MEM_OFFSET): New macro.
1494 (var_mem_set): Use it.
1495 (var_mem_delete_and_set): Likewise.
1496 (var_mem_delete): Likewise.
1497 (same_variable_part_p): Likewise.
1498 (vt_get_decl_and_offset): Likewise.
1499 (offset_valid_for_tracked_p): New predicate.
1500 (count_uses): Do not track locations with invalid offsets.
1501 (add_uses): Likewise.
1502 (add_stores): Likewise.
1504 2007-11-07 Tom Tromey <tromey@redhat.com>
1506 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1507 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1509 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1510 Andrey Belevantsev <abel@ispras.ru>
1512 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1513 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1514 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1515 Save calculated max_asap in it.
1516 (sms_schedule): Calculate maxii using max_asap.
1518 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1520 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1521 with -mhard-dfp/-mno-hard-dfp.
1523 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1524 Jakub Jelinek <jakub@redhat.com>
1527 * haifa-sched.c (check_sched_flags): Remove.
1528 (sched_init): Don't call it.
1530 2007-11-06 Diego Novillo <dnovillo@google.com>
1532 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1533 * tree-ssa-operands.c: Tidy top-level comments.
1534 (add_vop): Likewise.
1535 (add_vars_for_offset): Tidy parameter formatting..
1536 (get_addr_dereference_operands): Likewise.
1537 (get_indirect_ref_operands): Likewise.
1538 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1539 <OMP_ATOMIC_STORE>: Likewise.
1541 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1544 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1545 GCC_VERSION which is always defined.
1547 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1550 * reload1.c (find_reloads): Also check in_reg when handling a
1551 simple move with an input reload and a destination of a hard register.
1553 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1555 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1556 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1557 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1558 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1559 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1560 (m68k_sched_attr_type2): New function.
1561 (sched_adjust_cost_state): New static variable.
1562 (m68k_sched_adjust_cost): New static function implementing
1564 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1565 New static variables.
1566 (m68k_sched_variable_issue): New static function implementing
1568 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1569 (sched_dump_split_class): New static function.
1570 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1572 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1573 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1574 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1575 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1578 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1579 (CPU_UNITS_QUERY): Define.
1581 * config/m68k/cf.md: New file.
1582 * config/m68k/m68.md (cf.md): New include.
1584 2007-11-06 Tom Tromey <tromey@redhat.com>
1586 PR c++/32256, PR c++/32368:
1587 * function.c (saved_in_system_header): New global.
1588 (push_cfun): Save in_system_header.
1589 (pop_cfun): Restore in_system_header.
1590 (push_struct_function): Save in_system_header.
1592 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1596 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1597 (complete_array_type): Set canonical type appropriately.
1598 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1599 C and C++ front ends now have different versions of this function,
1600 because the C++ version needs to maintain canonical types here.
1602 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1604 * tree-parloops.c (reduction_info): Remove reduction_init field.
1605 (initialize_reductions): Remove creation of the reduction_init variable.
1606 (struct data_arg): Remove.
1607 (add_field_for_reduction, create_stores_for_reduction): New functions.
1608 (add_field_for_name): Remove reduction handling.
1609 (separate_decls_in_loop): Call add_field_for_reduction,
1610 create_stores_for_reduction.
1612 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1614 PR tree-optimization/33458
1615 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1616 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1618 PR tree-optimization/33993
1619 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1620 rather than build_constructor_from_list if all list values are
1622 (get_initial_def_for_induction): Use build_vector instead of
1623 build_constructor_from_list.
1625 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1628 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1629 (DECL_FINI_PRIORITY): Likewise.
1630 * tree.c (decl_init_priority_lookup): Remove assert.
1631 (decl_fini_priority_insert): Likewise.
1632 * cgraphunit.c (static_ctors): Make it a VEC.
1633 (static_dtors): Likewise.
1634 (record_cdtor_fn): Adjust accordingly.
1635 (build_cdtor): Generate multiple functions for each initialization
1637 (compare_ctor): New function.
1638 (compare_dtor): Likewise.
1639 (cgraph_build_cdtor_fns): Sort the functions by priority before
1640 calling build_cdtor.
1641 (cgraph_build_static_cdtor): Put the priority in the function's name.
1643 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1646 * common.opt: Add shared and pie.
1648 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1650 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1651 replace references to virtual_stack_vars_rtx in goto_handler.
1653 2007-11-05 Paul Brook <paul@codesourcery.com>
1655 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1656 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1657 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1658 arm_lang_output_object_attributes_hook.
1659 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1660 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1661 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1663 * config/arm/t-arm.c (arm.o): New rule.
1664 * config/arm/arm-c.c: New file.
1666 2007-11-05 Nick Clifton <nickc@redhat.com>
1667 Sebastian Pop <sebastian.pop@amd.com>
1669 PR tree-optimization/32540
1670 PR tree-optimization/33922
1671 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1672 * tree-ssa-pre.c: Include params.h.
1673 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1674 to limit the maximum length of the PA set for a given block.
1675 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1676 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1678 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1680 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1681 __fixunssfDI): Make return type unsigned.
1682 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1683 __fixunssfDI): Make return type unsigned.
1685 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1687 PR tree-optimization/33856
1688 * tree-data-ref.c (get_references_in_stmt): Don't add
1689 REFERENCE_CLASS_P trees to references vector if get_base_address
1690 returns NULL on them.
1692 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1694 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1696 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1699 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1700 for TRUTH_NOT_EXPR to type.
1702 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1704 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1706 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1709 * dwarf2out.c (add_calling_convention_attribute): Change
1710 second argument. Set calling convention to DW_CC_program for
1711 Fortran main program.
1712 (gen_subprogram_die): Adjust to new prototype for
1713 add_calling_convention_attribute.
1715 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1717 PR tree-optimization/33987
1718 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1720 (vectorizable_reduction): Add type check.
1722 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1725 * c-parser.c (c_parser_statement_after_labels): Error if a
1726 declaration is parsed after a label.
1728 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1731 * reorg.c (emit_delay_sequence): Do not clear the locator on
1732 the jump instruction.
1734 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1737 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1738 current sched region.
1740 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1742 * config/ia64/ia64.c (struct reg_write_state): Change into
1743 unsigned short bitfields rather than unsigned int, decrease
1744 first_pred to just 10 bits.
1745 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1746 into two char array.
1747 (rws_insn_set, rws_insn_test): New functions.
1748 (in_safe_group_barrier): New variable.
1749 (rws_update): Remove first argument, always set rws_sum array.
1750 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1751 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1753 (rtx_needs_barrier): Use rws_insn_test macro.
1754 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1755 instead set/clear in_safe_group_barrier flag.
1757 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1759 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1760 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1761 pointer or frame pointer.
1762 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1763 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1764 (DWARF2_UNWIND_INFO): Define.
1765 (INCOMING_RETURN_ADDR_RTX): Define.
1766 (DWARF_FRAME_RETURN_COLUMN): Define.
1768 2007-11-02 Tom Tromey <tromey@redhat.com>
1770 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1773 2007-11-02 Diego Novillo <dnovillo@google.com>
1775 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1776 argument from function pointer ANALYZE_EXPR. Update all users.
1777 * cgraph.c (debug_cgraph_node): New.
1778 (debug_cgraph): New.
1780 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1782 PR rtl-optimization/33648
1783 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1784 the newly created basic block.
1786 2007-11-01 Richard Guenther <rguenther@suse.de>
1788 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1790 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1792 PR rtl-optimization/33828
1793 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1794 of VBEIN and VBEOUT.
1796 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1798 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1799 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1800 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1802 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1804 * gcc.c (getenv_spec_function): Escape the environment variable's
1807 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1809 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1810 show that CSE means common subexpression elimination. Change wording
1811 for -fsee and define LCM. Remove capitalization of optimizations
1812 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1814 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1817 * doc/sourcebuild.texi (Test Directives): Document that xfail
1818 has no effect for dg-do except when dg-do-what is "run".
1820 2007-11-01 Tom Tromey <tromey@redhat.com>
1822 * c-decl.c (grokdeclarator): Set decl source locations.
1823 * c-parser.c (c_parser_enum_specifier): Set location.
1824 (c_parser_struct_or_union_specifier): Likewise.
1826 2007-11-01 Tom Tromey <tromey@redhat.com>
1828 * print-tree.c (print_node): Print column number.
1830 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1833 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1834 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1835 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1837 PR rtl-optimization/33673
1838 * gcse.c (cprop_jump): If a conditional jump has been optimized
1839 into unconditional jump, make the remaining normal edge fallthru
1840 and delete the jump insn.
1842 2007-11-01 Ben Elliston <bje@au.ibm.com>
1844 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1845 (set_mem_attrs_from_reg): Likewise.
1847 2007-11-01 Michael Matz <matz@suse.de>
1849 PR tree-optimization/33961
1850 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1851 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1852 (add_or_mark_expr): New argument 'store', using it to search
1854 (nt_init_block): Adjust calls to add_or_mark_expr.
1856 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1859 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1860 for the first push_operand.
1862 2007-10-31 Revital Eres <eres@il.ibm.com>
1864 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1865 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1866 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1867 movmisalignv2sf, vcondv2sf): New.
1868 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1869 UNSPEC_EXTODD_V2SF): Define new constants.
1870 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1871 paired_emit_vector_cond_expr): New.
1872 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1873 * config/rs6000/rs6000.c (paired_expand_vector_move,
1874 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1876 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1878 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1880 PR tree-optimization/32377
1881 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1882 work also for unknown number of iterations.
1883 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1884 number of iterations is not known.
1886 2007-10-31 Richard Guenther <rguenther@suse.de>
1889 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1890 new undefined integer overflow.
1891 (fold_binary): Avoid useless conversion.
1893 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1896 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1898 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1900 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1902 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1903 with -mhard-dfp/-mno-hard-dfp.
1904 * config/s390/s390.opt: Likewise.
1905 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1908 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1910 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1912 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1914 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1915 optimization options.
1916 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1917 enabled by -O. Document -fdce and -fdse.
1919 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1922 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1923 convert second operand of COMPOUND_EXPR to the original type of
1926 2007-10-30 Richard Guenther <rguenther@suse.de>
1928 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1929 of loop adding SFTs as virtual operands.
1931 2007-10-30 Richard Guenther <rguenther@suse.de>
1933 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1935 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1937 PR tree-optimization/32893
1938 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1939 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1941 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1943 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1945 (sub_ddmmss): Likewise.
1946 (umul_ppmm): Likewise.
1947 (udiv_qrnnd): Likewise.
1949 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1952 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1953 directives must come before dg-additional-sources.
1955 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1957 PR tree-optimization/33723
1958 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1959 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1961 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1963 PR tree-optimization/33614
1964 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1965 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1966 initializer constants.
1968 2007-10-29 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/33870
1971 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1972 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1975 2007-10-29 Richard Guenther <rguenther@suse.de>
1977 * passes.c (init_optimization_passes): Exchange store_copy_prop
1979 * tree-pass.h (pass_store_copy_prop): Remove.
1980 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1981 (stmt_may_generate-copy): Do not handle store_copy_prop.
1982 (get_copy_of_val): Likewise.
1983 (set_copy_of_val): Likewise.
1984 (copy_prop_visit_assignment): Likewise.
1985 (copy_prop_visit_stmt): Likewise.
1986 (copy_prop_visit_phi_node): Likewise.
1987 (init_copy_prop): Likewise.
1988 (execute_copy_prop): Likewise.
1989 (do_copy_prop): Remove.
1990 (gate_store_copy_prop): Likewise.
1991 (store_copy_prop): Likewise.
1992 (pass_store_copy_prop): Likewise.
1993 (pass_copy_prop): Call execute_copy_prop.
1994 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1995 * common.opt (ftree-store-copy-prop): Mark obsolete.
1996 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1998 2007-10-29 Ian Lance Taylor <iant@google.com>
2000 * ifcvt.c (noce_can_store_speculate_p): New static function.
2001 (noce_process_if_block): Call it.
2002 (if_convert): Remove recompute_dominance parameter. Change all
2005 2007-10-29 Richard Guenther <rguenther@suse.de>
2007 * tree-flow-inline.h (get_subvar_at): Use binary search.
2008 (get_first_overlapping_subvar): New function to binary search
2009 for the first overlapping subvar.
2010 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2011 just handle adding subvars for a pointed-to subvar. Optimize
2012 and use get_first_overlapping_subvar.
2013 (add_vars_for_bitmap): Fold into single caller.
2014 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2015 and non pointed-to bits of add_vars_for_offset.
2017 2007-10-29 Revital Eres <eres@il.ibm.com>
2019 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2021 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2022 Zdenek Dvorak <ook@ucw.cz>
2025 reduction support for automatic parallelization.
2027 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2029 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2030 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2031 and OMP_ATOMIC_STORE.
2032 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2033 * gimple-low.c (lower_stmt): Same.
2034 * gimplify.c (gimplify_expr): Same.
2035 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2036 gimplify_omp_atomic_mutex): Remove.
2037 (gimplify_omp_atomic): Change it to simply gimplify the
2038 statement instead of expanding it.
2039 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2040 (expand_omp_atomic, expand_omp_atomic_pipeline,
2041 goa_stabilize_expr, expand_omp_atomic_mutex,
2042 expand_omp_atomic_fetch_op): New functions to implement
2043 expansion of OMP_ATOMIC.
2044 (expand_omp, build_omp_regions_1): Add support for
2045 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2046 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2048 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2050 * tree-parloops.c: add include to tree-vectorizer.h.
2051 (reduction_info): New structure for reduction.
2052 (reduction_list): New list to represent list of reductions per loop.
2053 (struct data_arg): New helper structure for reduction.
2054 (reduction_info_hash, reduction_info_eq, reduction_phi,
2055 initialize_reductions, create_call_for_reduction,
2056 create_phi_for_local_result, create_call_for_reduction_1,
2057 create_loads_for_reductions, create_final_loads_for_reduction):
2059 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2060 (separate_decls_in_loop_name): Support reduction variables.
2061 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2062 call create_loads_for_reduction for each reduction.
2063 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2065 (transform_to_exit_first_loop): Add reduction support, add
2066 reduction_list parameter.
2067 (gen_parallel_loop): Add reduction_list parameter. Add call
2068 separate_decls_in_loop with
2069 the new argument. Traverse reductions and call
2070 initialize_reductions, create_call_for_reduction.
2071 (parallelize_loops): Create and delete the reduction list.
2072 (add_field_for_name): Change use of data parameter. Add fields for
2074 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2075 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2076 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2077 * tree-inline.c (estimate_num_insns_1): add cases for
2078 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2079 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2080 * tree-ssa-operands.c (get_addr_dereference_operands):
2081 New function. Subroutine of get_indirect_ref_operands.
2082 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2083 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2086 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2088 * config/cris/cris.c: Include df.h.
2089 (cris_address_cost): Add gcc_assert for canonicalization
2090 assumptions. For PLUS with MULT or register, correct
2091 test for register in other arm. Tweak comments.
2093 2007-10-28 Richard Guenther <rguenther@suse.de>
2095 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2096 telling if the var is to be treated as points-to location.
2097 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2098 (add_virtual_operand): Only recurse into MPTs if aliases
2101 2007-10-28 Richard Guenther <rguenther@suse.de>
2103 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2104 (add_vars_for_bitmap): Do not recurse further. Only add vars
2105 for pointed-to SFTs.
2106 (add_virtual_operand): Re-instantiate loop to add operands for
2107 aliases. Recurse into MPTs.
2108 (get_indirect_ref_operands): If we fall back to use a pointers
2109 SMT, make sure to not prune based on the access offset and size.
2111 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2114 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2115 the eh information on the statement.
2117 2007-10-28 Richard Guenther <rguenther@suse.de>
2119 * tree-flow.h (subvar_t): Make it a VEC.
2120 (struct subvar): Remove.
2121 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2122 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2124 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2125 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2126 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2127 (set_initial_properties): Likewise.
2128 (setup_pointers_and_addressables): Likewise.
2129 (new_type_alias): Likewise.
2130 (create_overlap_variables_for): Likewise.
2131 * tree-dfa.c (dump_subvars_for): Likewise.
2132 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2133 (get_expr_operands): Likewise.
2134 (add_to_addressable_set): Likewise.
2135 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2137 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2139 PR tree-optimization/33920
2140 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2141 successor bb to true when predecessor bb has NULL predicate.
2142 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2144 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2146 * config/mips/mips.md: Add combiner patterns for DImode extensions
2147 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2150 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2153 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2155 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2157 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2158 LIBCALL notes if they are about to be moved to the same insn.
2160 2007-10-27 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/33870
2163 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2164 duplication. Remove redundant call to access_can_touch_variable.
2165 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2166 (add_virtual_operand): Use it.
2168 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2171 * pa.h (ASM_PN_FORMAT): Delete define.
2173 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2175 * doc/invoke.texi (Option Summary, optimizations): Remove
2176 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2177 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2178 -fsplit-wide-types to match later entry. Break up a long line.
2179 (Option Summary, code gen options) Add -fno-stack-limit. Add
2180 missing @gol to the end of a line.
2181 (Optimization Options): Remove -fbounds-check, which is also
2182 documented under Code Generation Options. Remove =n from
2183 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2184 to -fcprop-registers to match other options, and say when it is
2185 enabled rather than disabled. Remove extra index entry for
2186 -fno-cx-limited-range. Add index entries for -fstack-protector
2187 and -fstack-protector-all.
2188 (Code Gen Options): Add index entry for -ftls-model.
2190 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2192 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2193 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2194 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2195 expand_epilogue, output_movhi): Don't handle 'main' function.
2196 (avr_attribute_table): Add 'OS_task' function attribute.
2197 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2199 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2200 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2202 * config/avr/avr.opt (minit-stack): Remove.
2204 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2206 * tree-nested.c (get_trampoline_type): Fix thinko.
2208 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2211 * tree.c (build_offset_type): Build canonical type based on the
2212 TYPE_MAIN_VARIANT of the base type.
2214 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2216 * reorg.c (emit_delay_sequence): Move insn locator from the
2217 first insn to the sequence.
2219 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2221 * ipa-pure-const.c (check_decl): Return immediately when
2222 pure_const_state has been set to IPA_NEITHER.
2224 2007-10-25 Ira Rosen <irar@il.ibm.com>
2226 PR tree-optimization/33833
2227 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2228 and convert init to sizetype in inner_base construction.
2230 2007-10-25 Richard Guenther <rguenther@suse.de>
2232 * tree-flow.h (mem_sym_stats): Remove.
2233 (dump_mem_sym_stats_for_var): Declare.
2234 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2235 (mem_sym_stats): Move ...
2236 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2237 (mem_sym_score): Rename from ...
2238 (pscore): ... this. Remove.
2239 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2240 not the frequencies.
2241 (compare_mp_info_entries): Make sort stable by disambiguating
2244 2007-10-25 Ira Rosen <irar@il.ibm.com>
2246 PR tree-optimization/33866
2247 * tree-vect-transform.c (vectorizable_store): Check operands of all
2248 the stmts in the group of strided accesses. Get def stmt type for each
2249 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2251 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2254 (Yt): Rename register constraint to Y2.
2255 * config/i386/sse.md: Use renamed register constraints.
2256 * config/i386/mmx.md: Ditto.
2257 * config/i386/i386.md: Ditto.
2259 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2261 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2263 2007-10-24 Chao-ying Fu <fu@mips.com>
2265 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2266 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2268 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2269 Olga Golovanevsky <olga@il.ibm.com>
2271 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2272 the compiler that wr.wrap and wr.domain are initialized in
2275 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2277 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2278 to print gcov_type values.
2280 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2282 * config/avr/avr.h: Do not include progmem_section definition when
2283 building with IN_TARGET_LIBS.
2285 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2288 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2289 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2290 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2291 (mips_orphaned_high_part_p: New functions.
2292 (mips_avoid_hazard): Don't check INSN_P here.
2293 (mips_avoid_hazards): Rename to...
2294 (mips_reorg_process_insns): ...this. Cope with
2295 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2296 or turn them into nops.
2297 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2298 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2299 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2300 (mips_override_options): Set flag_delayed_branch to 0.
2302 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2304 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2305 MIPS-specific implementation details.
2306 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2307 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2308 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2309 for targets with movmemsi.
2310 (MOVE_BY_PIECES_P): Define.
2311 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2312 (mips_block_move_loop): Add a bytes_per_iter argument.
2313 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2314 Update call to mips_block_move_loop.
2316 2007-10-24 Michael Matz <matz@suse.de>
2319 * var-tracking.c (variable_union): Don't break after one loop
2320 iteration but only when a difference is found.
2321 (dump_variable): Also print DECL_UID.
2323 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2325 * ipa-type-escape.h: Expose function
2326 is_array_access_through_pointer_and_index.
2328 (is_array_access_through_pointer_and_index):
2329 Add three new parameters. Add support of
2330 POINTER_PLUS_EXPR tree code.
2332 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2334 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2335 * tree-pass.h: Add pass_ipa_struct_reorg.
2336 * common.opt: Add ipa-struct-reorg flag.
2337 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2338 * passes.c: Add pass pass_ipa_struct_reorg.
2339 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2340 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2342 2007-10-24 Ira Rosen <irar@il.ibm.com>
2344 PR tree-optimization/33804
2345 * tree-vect-transform.c (vectorizable_operation): Remove the
2346 checks that the vectorization is worthwhile from the transformation
2349 2007-10-24 Ira Rosen <irar@il.ibm.com>
2351 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2352 vectype cannot be determined for the scalar type.
2353 (vect_analyze_slp_instance): Likewise.
2354 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2355 return type to bool. Return false if vectype cannot be determined
2356 for the scalar type.
2357 (vect_get_constant_vectors): Return false if vectype cannot be
2358 determined for the scalar type.
2359 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2360 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2361 vectorizable_reduction): Likewise.
2363 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2365 * config.gcc: For a FreeBSD target, parse the value of ${target}
2366 to determine the value of FBSD_MAJOR, instead of adding an
2367 explicit check for every possible FreeBSD major version.
2369 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2371 PR rtl-optimization/33846
2372 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2374 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2376 PR tree-optimization/33860
2377 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2378 interleaved accesses in case the dr is inside the inner-loop during
2379 outer-loop vectorization.
2381 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2383 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2384 Document MEM_POINTER. Replace mentions of "integrated"
2385 field with "return_val". Delete outdated stuff.
2387 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2389 * config/rs6000/rs6000.c (rs6000_override_options): Set
2390 rs6000_altivec_abi on AIX.
2391 (conditional_register_usage): Set VR20:31 fixed on AIX.
2393 2007-10-23 Richard Guenther <rguenther@suse.de>
2395 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2398 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2399 David S. Miller <davem@davemloft.net>
2401 * df-scan.c (df_get_call_refs): Mark global registers as both a
2402 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2404 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2406 PR tree-optimization/33834
2407 PR tree-optimization/33835
2408 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2409 stmts need to be checked for success seperately.
2410 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2411 Remove the check that stmt is not LIVE.
2412 (vectorizable_assignment, vectorizable_induction): Likewise.
2413 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2414 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2416 (vectorizable_live_operation): Check that op is not NULL.
2418 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2420 * doc/invoke.texi (Optimization Options): In the summary, show
2421 that the value for options -falign-jumps, -falign-labels,
2422 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2423 -fsched-stalled-insns-dep is optional. In the summary, show that
2424 -fsched-stalled-insns takes an optional argument and that
2425 -fparallelize-loops takes an argument. Add opindex for several
2426 optimization options, and fix typos in the opindex commands for
2427 several others. In the descriptions for -fsched-stalled-insns
2428 and -fsched-stalled-insns-dep, show the options with and without
2431 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2433 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2435 * config/avr/avr.h (LINK_SPEC): Likewise.
2436 (CRT_BINUTILS_SPECS): Likewsie.
2437 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2439 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2441 PR rtl-optimization/33644
2442 * cfgcleanup.c: Do not include dce.h.
2443 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2444 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2445 * dce.c (something_changed): Delete.
2446 (libcall_dead_p): New predicate.
2447 (delete_unmarked_insns): Use it to delete dead libcalls.
2448 Deal with REG_LIBCALL and REG_RETVAL notes.
2449 (prescan_libcall_for_dce): New function.
2450 (prescan_insns_for_dce): Use it to deal with libcalls.
2451 (mark_reg_dependencies): Do nothing special for libcalls.
2452 (dce_process_block): Likewise.
2453 (fast_dce): Delete unused local variable.
2454 (run_fast_dce): Do not return a value.
2455 * dce.h (struct df): Delete.
2456 (run_fast_dce): Adjust prototype.
2457 * optabs.c (libcall_id): Delete.
2458 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2459 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2460 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2461 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2462 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2463 notes instead of REG_LIBCALL_ID notes.
2464 * reg-notes.def (LIBCALL_ID): Delete.
2465 * Makefile.in (see.o): Add dce.h dependency.
2466 (cfgcleanup.o): Remove dce.h dependency.
2468 2007-10-22 Michael Matz <matz@suse.de>
2470 PR tree-optimization/33855
2471 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2474 2007-10-22 Ira Rosen <irar@il.ibm.com>
2476 PR tree-optimization/33854
2477 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2478 FLOAT_EXPR to the list of promotion operations.
2480 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2484 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2485 (print_reg): Print register prefix only with AT&T asm syntax.
2486 Support pc_rtx for RIP register.
2487 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2488 relative addressing. Always print segment register prefix with AT&T
2489 asm syntax and never with Intel asm syntax.
2490 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2491 Fix prefix for 16-byte XFmode operands.
2492 (output_addr_const_extra): Support Intel asm syntax.
2493 (x86_file_start): Don't use register prefix with Intel asm syntax.
2494 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2495 ("return_internal_long"): Fix Intel asm syntax output.
2496 ("set_got_rex64"): Support Intel asm syntax.
2497 ("set_rip_rex64"): Likewise.
2498 ("set_got_offset_rex64"): Likewise.
2499 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2501 ("*tls_global_dynamic_64"): Likewise.
2502 ("*tls_local_dynamic_base_64"): Likewise.
2503 ("*load_tp_si")("*load_tp_di"): Likewise.
2504 ("*add_tp_si")("*add_tp_di"): Likewise.
2505 ("*tls_dynamic_lea_64"): Likewise.
2506 ("*sibcall_value_1_rex64_v"): Likewise.
2507 ("stack_tls_protect_set_si"): Likewise.
2508 ("stack_tls_protect_set_di"): Likewise.
2509 ("stack_tls_protect_test_si"): Likewise.
2510 ("stack_tls_protect_test_di"): Likewise.
2511 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2513 ("*movv2sf_internal_rex64"): Likewise.
2514 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2515 (__get_cpuid_max): Likewise.
2517 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2519 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2520 the STRICT_P argument type "bool" rather than "int".
2521 (mips_legitimate_address_p): Likewise.
2522 (fp_register_operand, lo_operand): Delete.
2523 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2524 (mips_emit_scc): Rename to...
2525 (mips_expand_scc): ...this.
2526 (gen_conditional_branch): Rename to...
2527 (mips_expand_conditional_branch): ...this.
2528 (gen_conditional_move): Rename to...
2529 (mips_expand_conditional_move): ...this.
2530 (mips_gen_conditional_trap): Rename to...
2531 (mips_expand_conditional_trap): ...this and take an rtx code instead
2532 of an operands array.
2533 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2535 (mips_emit_fcc_reload): Rename to...
2536 (mips_expand_fcc_reload): ...this.
2537 (init_cumulative_args): Rename to...
2538 (mips_init_cumulative_args): ...this and remove the libname argument.
2539 (function_arg_advance): Rename to...
2540 (mips_function_arg_advance): ...this.
2541 (function_arg): Rename to...
2542 (mips_function_arg): ...this and use "rtx" instead of
2544 (function_arg_boundary): Rename to...
2545 (mips_function_arg_boundary): ...this.
2546 (mips_expand_unaligned_load): Rename to...
2547 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2548 and BITPOS arguments type "HOST_WIDE_INT".
2549 (mips_expand_unaligned_store): Rename to...
2550 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2551 and BITPOS arguments type "HOST_WIDE_INT".
2552 (override_options): Rename to...
2553 (mips_override_options): ...this.
2554 (print_operand): Rename to...
2555 (mips_print_operand): ...this.
2556 (print_operand_address): Rename to...
2557 (mips_print_operand_address): ...this.
2558 (mips_output_ascii): Remove the PREFIX argument.
2559 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2561 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2562 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2563 of "struct rtx_def *".
2564 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2566 (build_mips16_call_stub): Delete.
2567 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2568 (mips_use_ins_ext_p): Give the second and third arguments type
2569 "HOST_WIDE_INT" rather than "rtx".
2570 * config/mips/mips.h: Update after the above changes. Tweak comments
2572 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2573 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2574 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2575 element type from "char" to "bool".
2576 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2577 (mips_cpu_info_table): Delete.
2578 * config/mips/mips.md: Update after the above changes. Tweak some
2580 * config/mips/mips-ps-3d.md: Likewise.
2581 * config/mips/mips.c: Tweak comments and formatting.
2582 Use NULL-like macros rather than 0 in various places.
2583 (mips_section_threshold): Rename to...
2584 (mips_small_data_threshold): ...this and give it an unsigned type.
2585 (num_source_filenames): Remove explicit initialization.
2586 (sdb_label_count): Likewise.
2587 (sym_lineno): Delete.
2588 (set_noat): Make static.
2589 (mips_branch_likely): Likewise, and give it type "bool".
2590 (mips_isa_info): Rename to...
2591 (mips_isa_option_info): ...this.
2592 (mips_flag_delayed_branch): Rename to...
2593 (mips_base_delayed_branch): ...this.
2594 (mips_split_addresses): Delete.
2595 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2596 element type from "char" to "bool".
2597 (mips_regno_to_class): Add an explicit array size.
2598 (mips16_flipper): Change from type "int" to type "bool".
2599 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2600 (mips_tls_operand_p): Rename to...
2601 (mips_tls_symbol_p): ...this.
2602 (mips_global_symbol_p): Remove redundant "const".
2603 (mips_offset_within_alignment_p): Simplify.
2604 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2605 to STRICT_P and give it type bool.
2606 (mips_valid_base_register_p): Likewise.
2607 (mips_classify_address): Likewise.
2608 (mips_legitimate_address_p): Likewise.
2609 (mips16_unextended_reference_p): Take the offset as an
2610 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2611 (mips_const_insns): Use IN_RANGE.
2612 (mips_force_temporary): Remove an unnecessary copy_rtx.
2613 (mips16_gp_pseudo_reg): Simplify.
2614 (mips_split_symbol): Remove an unnecessary copy_rtx.
2615 (mips_legitimize_tls_address): Only create registers if we need them.
2616 (mips_legitimize_address): Use mips_split_plus.
2617 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2618 variable COST to NUM_OPS.
2619 (mips_legitimize_move): Use gen_lowpart.
2620 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2621 (m16_check_op): Use IN_RANGE.
2622 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2623 (mips_split_doubleword_move): Pass booleans to mips_subword.
2624 (mips_output_move): Store the mode in a local variable.
2625 Explicitly assert that this function does not deal with
2626 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2627 cases more consistent.
2628 (mips_relational_operand_ok_p): Rename to...
2629 (mips_int_order_operand_ok_p): ...this.
2630 (mips_canonicalize_comparison): Rename to...
2631 (mips_canonicalize_int_order_test): ...this.
2632 (mips_emit_int_relational): Rename to...
2633 (mips_emit_int_order_test): ...this. Store the mode in a local
2635 (mips_reverse_fp_cond_p): Rename to...
2636 (mips_reversed_fp_cond): ...this.
2637 (mips_emit_compare): Make the order of the statements more consistent.
2638 (mips_emit_scc): Rename to...
2639 (mips_expand_scc): ...this.
2640 (gen_conditional_branch): Rename to...
2641 (mips_expand_conditional_branch): ...this.
2642 (gen_conditional_move): Rename to...
2643 (mips_expand_conditional_move): ...this. Build the condition
2644 separately from the main pattern.
2645 (mips_gen_conditional_trap): Rename to...
2646 (mips_expand_conditional_trap): ...this and take an rtx code instead
2647 of an operands array. Simplify.
2648 (init_cumulative_args): Rename to...
2649 (mips_init_cumulative_args): ...this. Use memset rather than a
2650 copy from a zeroed static. Use prototype_p and stdarg_p.
2651 (mips_arg_info): Rename to...
2652 (mips_get_arg_info): ...this and put the INFO argument first.
2653 (function_arg): Rename to...
2654 (mips_function_arg): ...this and use "rtx" instead of
2655 "struct rtx_def *". Only split structures into chunks if
2656 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2657 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2658 comparison with REAL_TYPE. Rename local variable REG to REGNO
2659 and make it unsigned.
2660 (function_arg_advance): Rename to...
2661 (mips_function_arg_advance): ...this.
2662 (function_arg_boundary): Rename to...
2663 (mips_function_arg_boundary): ...this.
2664 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2666 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2667 comparison with REAL_TYPE.
2668 (mips_function_value): Remove the FUNC argument. Rename local
2669 variable UNSIGNEDP to UNSIGNED_P.
2670 (mips_return_in_memory): Use IN_RANGE.
2671 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2672 to FUNCTION_ARG_ADVANCE.
2673 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2674 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2675 SIZE and RSIZE if needed.
2676 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2678 (build_mips16_function_stub): Rename to...
2679 (mips16_build_function_stub): ...this.
2680 (build_mips16_call_stub): Rename to...
2681 (mips16_build_call_stub): ...this. Make static, and return a
2682 "bool" rather than an "int". Rename the ARG_SIZE argument to
2683 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2684 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2685 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2687 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2688 are not sibling ones.
2689 (mips_emit_fcc_reload): Rename to...
2690 (mips_expand_fcc_reload): ...this.
2691 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2693 (mips_expand_unaligned_load): Rename to...
2694 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2695 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2697 (mips_expand_unaligned_store): Rename to...
2698 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2699 and BITPOS arguments type "HOST_WIDE_INT".
2700 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2701 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2703 (mips_init_split_addresses): Replace with...
2704 (mips_split_addresses_p): ...this new function.
2705 (mips_init_relocs): Check mips_split_addresses_p () rather than
2706 mips_split_addresses. Always initialize mips_split_p with booleans.
2707 (print_operand_reloc): Rename to...
2708 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2710 (print_operand): Rename to...
2711 (mips_print_operand): ...this.
2712 (print_operand_address): Rename to...
2713 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2714 (mips_in_small_data_p): Simplify.
2715 (mips_output_ascii): Remove the PREFIX argument and "register"
2716 keywords. Use the STRING parameter directly and cast to
2718 (mips16e_collect_argument_save_p): Use IN_RANGE.
2719 (mips_function_has_gp_insn): Simplify.
2720 (mips_set_return_address): Use BITSET_P.
2721 (mips_restore_gp): Use a separate statement to pick the base
2723 (mips_output_function_prologue): Use a local FRAME variable.
2724 (mips_save_reg): Pass booleans to mips_subword.
2725 (mips_expand_prologue): Use a local FRAME variable. Use
2726 cprestore_size to detect when .cprestore is needed.
2727 (mips_restore_reg): Use GP_REG_FIRST.
2728 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2729 rather than "int". Use local FRAME and REGNO variables.
2730 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2731 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2733 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2734 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2735 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2736 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2737 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2738 (builtin_description): Rename to...
2739 (mips_builtin_description): ...this.
2740 (mips_bdesc): Rename to...
2741 (mips_ps_bdesc): ...this.
2742 (sb1_bdesc): Rename to...
2743 (mips_sb1_bdesc): ...this.
2744 (dsp_bdesc): Rename to...
2745 (mips_dsp_bdesc): ...this.
2746 (dsp_32only_bdesc): Rename to...
2747 (mips_dsp_32only_bdesc): ...this.
2748 (bdesc_map): Rename to...
2749 (mips_bdesc_map): ...this.
2750 (bdesc_arrays): Rename to...
2751 (mips_bdesc_arrays): ...this.
2752 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2753 Tweak error message.
2754 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2755 Rename local variables I and J to OPNO and ARGNO respectively.
2756 Assert that the number of arguments is no more than the number of
2758 (mips_expand_builtin_compare): Use an array of arguments rather
2759 than an array of operands. Assert that the number of operands is
2761 (add_constant): Rename to...
2762 (mips16_add_constant): ...this. Use XNEW.
2763 (dump_constants_1): Rename to...
2764 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2765 (dump_constants): Rename to...
2766 (mips16_emit_constants): ...this.
2767 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2768 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2769 Assign mips16_p to was_mips16_p.
2770 (mips_parse_cpu): Tweak warning message.
2771 (override_options): Rename to...
2772 (mips_override_options): ...this. Move the mips_cost initialization
2773 out of the "shared with GAS" block. Quote option names in error
2775 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2776 (mips_order_regs_for_local_alloc): Remove register keyword.
2778 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2780 * system.h (IN_RANGE): Cast each argument individually.
2782 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2784 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2785 MIPS16 code unless using o32 or o64.
2787 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2789 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2790 for modes smaller than 4 bytes.
2791 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2794 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2796 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2797 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2798 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2799 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2801 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2803 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2804 sibling calls to "mips16" functions if the function satisfies
2805 const_call_insn_operand.
2807 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2809 * config/mips/mips.c (mips_va_start): Fix types in calls
2812 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2814 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2817 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2819 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2820 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2821 instead of checking mips_isa.
2823 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2825 * doc/invoke.texi (-mpaired-single): Don't say that the option
2826 requires 64-bit code.
2827 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2828 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2829 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2830 V2SF if ISA_MIPS32R2.
2831 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2832 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2833 to ISA_HAS_NMADD_NMSUB.
2834 (mips_split_doubleword_move): Handle V2SF.
2835 (mips_modes_tieable_p): New function.
2836 (override_options): Report a warning rather than an error when
2837 -mpaired-single is used on ISAs that don't support it; use
2838 ISA_HAS_PAIRED_SINGLE to check that case.
2839 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2840 and DF move splitters with a single MOVE64 splitter, thereby adding
2841 a V2SF splitter too.
2842 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2843 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2844 (HALFMODE): Add V2SF.
2845 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2846 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2847 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2848 (movv2sf_hardfloat_32bit): New pattern.
2849 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2850 TARGET_DOUBLE_FLOAT conditions.
2852 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2854 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2855 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2856 64-bit register in 64-bit libgcc.
2858 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2860 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2861 * config/avr/avr.h (LINK_SPEC): Likewise.
2862 (CRT_BINUTILS_SPECS): Likewsie.
2863 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2865 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2867 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2868 and -Wfatal-errors together.
2870 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2873 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2874 change for vrsave, ie restore after frame pop.
2876 2007-10-19 David S. Miller <davem@davemloft.net>
2878 * config/sparc/niagara2.md: Fix copyright notice.
2880 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2882 PR tree-optimization/23820
2883 PR tree-optimization/24309
2884 PR tree-optimization/33766
2885 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2886 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2887 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2888 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2889 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2890 (linear_transform_loops): Use perfect_loop_nest_depth.
2891 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2892 should have a single condition: their exit.
2894 2007-10-19 Richard Guenther <rguenther@suse.de>
2898 * stor-layout.c (layout_type): Assert that aggregates do not
2899 have their alias sets set.
2900 * alias.c (get_alias_set): Return alias set zero for incomplete
2901 types, return the alias set of the element for incomplete array
2902 types, but do not remember these.
2904 2007-10-19 Richard Guenther <rguenther@suse.de>
2907 2007-10-19 Richard Guenther <rguenther@suse.de>
2910 * tree.c (build_array_type): Do not re-layout unbound array
2913 2007-10-19 Richard Guenther <rguenther@suse.de>
2916 * tree.c (build_array_type): Do not re-layout unbound array
2919 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2921 * config/mips/mips.c (mips_canonicalize_comparison): Check
2922 mips_relational_operand_ok_p before trying to rewrite the test.
2923 Only calculate PLUS_ONE if needed.
2924 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2927 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2929 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2932 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2934 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2935 the call uses the incoming value of $2.
2937 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2939 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2940 rather then gen_rtx_MEM.
2941 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2943 (mips_set_return_address): Likewise.
2944 (mips_restore_gp): Likewise.
2946 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2948 * config/mips/mips.c (gpr_mode): Delete.
2949 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2950 instead of gpr_mode.
2951 (mips_for_each_saved_reg): Likewise.
2952 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2953 (override_options): Don't initialize gpr_mode.
2954 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2956 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2958 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2960 (mips_class_max_nregs): Calculate the smallest consituent register
2961 size and use that to determine an upper bound on the number of
2964 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2966 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2968 (mips_expand_epilogue): ...here.
2969 (mips_mdebug_abi_name): New function, split out from...
2970 (mips_file_start): ...here.
2971 (mips_hard_regno_mode_ok_p): New function, split out from...
2972 (override_options): ...here.
2973 (mips_expand_builtin_1): New function, split out from...
2974 (mips_expand_buitin): ...here. Abort if we don't recognize
2977 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2979 * config/mips/mips.c (build_mips16_function_stub): Load the
2980 target address into $1 before transfering the arguments.
2981 Don't use ".set noreorder".
2982 (build_mips16_call_stub): Likewise.
2984 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2986 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2987 (mips_output_64bit_xfer): Likewise.
2988 (mips16_fp_args): Rename to...
2989 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2990 with a DIRECTION argument. Use mips_output_32bit_xfer and
2991 mips_output_64bit_xfer.
2992 (build_mips16_function_stub): Update accordingly.
2993 (mips16_fpret_double): Delete.
2994 (build_mips16_call_stub): Update after above changes.
2995 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2996 of mips16_fpret_double. Use GP_REG_RETURN.
2998 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3000 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3001 use asm_out_file instead.
3002 (build_mips16_function_stub): Likewise.
3003 (build_mips16_call_stub, mips_output_function_prologue): Update
3006 2007-10-18 David S. Miller <davem@davemloft.net>
3008 Add Niagara-2 support.
3009 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3010 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3011 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3012 (include): Add inclusion of niagara2.md
3013 * config/sparc/sparc.c (niagara2_costs): New.
3014 (sparc_override_options): Add niagara2 entry to cpu_default[]
3015 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3016 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3017 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3018 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3019 (sparc64_initialize_trampoline): Likewise.
3020 (sparc_use_sched_lookahead): Likewise.
3021 (sparc_issue_rate): Likewise.
3022 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3024 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3025 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3026 TARGET_CPU_niagara2.
3027 (PROCESSOR_NIAGARA2): New.
3028 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3029 (BRANCH_COST): Likewise.
3030 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3031 * config/sparc/sol2.h: Likewise.
3032 * config/sparc/niagara2.md: New file.
3034 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3036 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3038 (mips_compute_frame_info): Remove associated code.
3039 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3041 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3043 * config/mips/mips-protos.h (compute_frame_size): Delete.
3044 * config/mips/mips.h: Update comments.
3045 * config/mips/mips.c (mips_frame_info): Remove initialized.
3046 (compute_frame_size): Rename to...
3047 (mips_compute_frame_info): ...this and make static. Remove the
3048 SIZE argument and return no value. Remove the setting of initialized.
3049 Update rest of file accordingly.
3050 (mips_set_return_address): Don't call compute_frame_size.
3051 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3052 Don't call compute_frame_size.
3054 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3056 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3057 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3058 mips_hard_frame_pointer_required.
3059 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3060 large MIPS16 frames.
3061 * config/mips/mips.c (mips_frame_pointer_required): New function.
3063 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3065 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3066 and hard_frame_pointer_offset.
3067 (mips_debugger_offset): Use hard_frame_pointer_offset.
3068 (mips16e_collect_argument_save_p): Likewise.
3069 (compute_frame_size): Initialize arg_pointer_offset and
3070 hard_frame_pointer_offset.
3071 (mips_initial_elimination_offset): Use them.
3072 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3073 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3075 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3077 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3079 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3080 "unsigned int" rather than "int" and put them with the other
3081 register-related fields. Put expanded comments above fields
3082 rather than to their right.
3083 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3084 with a NUM_REGS_PTR argument.
3085 (mips16e_save_restore_pattern_p): Update accordingly.
3086 (compute_frame_size): Clarify frame diagram. Rewrite.
3088 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3090 * config/mips/mips-ftypes.def: New file.
3091 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3092 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3093 (mips_function_type): Redefine using mips-ftypes.def.
3094 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3095 (mips_builtin_vector_type): New function.
3096 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3097 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3098 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3099 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3101 (mips_build_function_type): New function.
3102 (mips_init_builtins): Use it to create types lazily.
3104 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3106 * config/mips/mips.h (set_volatile): Delete.
3107 * config/mips/mips.c (set_volatile): Delete.
3108 (mips_print_operand_punctuation): New function, split out from
3109 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3110 Use the same character ordering in the code and the comments.
3111 Use a recursive call to handle '*'. Abort on unknown characters.
3112 (mips_init_print_operand_punct): New function, split out from
3114 (mips_print_int_branch_condition): New function, split out from
3115 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3116 to report unexpected codes.
3117 (mips_print_float_branch_condition): New function, split out from
3118 print_operand. Use output_operand_lossage to report unexpected codes.
3119 (print_operand): Rework to use a case statement. Use the
3120 same letter ordering in the code and the comments. Use
3121 output_operand_lossage to report unexpected codes and
3122 reverse_condition to handle inverted branch conditions.
3123 (override_options): Use mips_init_print_operand_punct.
3125 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3127 * config/mips/mips.h: Move variable declarations to end of file and
3128 enclose them all in #ifndef USED_FOR_TARGET.
3129 * config/mips/mips.c: Reorder functions into more logical groups,
3130 and so that callees appear before callers. Put the targetm
3131 initializer at the end of the file. Remove forward static
3132 declarations where possible.
3133 (mips_init_builtins): Add "static" to definition.
3134 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3136 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3138 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3139 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3140 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3141 (mips_set_mips16_mode): Initialize min_anchor_offset and
3142 max_anchor_offset directly to constants.
3144 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3146 * config/mips/mips.c: Delete trailing whitespace.
3148 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3150 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3151 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3153 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3154 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3156 2007-10-18 David Daney <ddaney@avtrex.com>
3158 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3159 reg_offset variable to calculate register locations.
3161 2007-10-18 Richard Guenther <rguenther@suse.de>
3163 * tree-ssa.c (uid_ssaname_map_eq): New function.
3164 (uid_ssaname_map_has): Likewise.
3165 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3166 * tree-flow.h (struct gimple_df): Make default_defs a
3168 * tree-dfa.c (gimple_default_def): Deal with it.
3169 (set_default_def): Likewise.
3171 2007-10-18 Richard Guenther <rguenther@suse.de>
3173 * tree-flow.h (struct gimple_df): Make referenced_vars
3175 (uid_decl_map_eq): Declare.
3176 (uid_decl_map_hash): Likewise.
3177 * tree-ssa.c (uid_decl_map_eq): New function.
3178 (uid_decl_map_hash): Likewise.
3179 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3180 * tree-flow-inline.h (first_referenced_var): Deal with
3181 the referenced_vars representation change.
3182 (next_referenced_var): Likewise.
3183 * tree-dfa.c (referenced_var_lookup): Likewise.
3184 (referenced_var_check_and_insert): Likewise.
3185 (remove_referenced_var): Likewise.
3187 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3189 * config/mips/mips.c (mips_dwarf_register_span): New.
3190 (TARGET_DWARF_REGISTER_SPAN): Define.
3192 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3194 * config.gcc : update score-*-elf(extra_objs).
3195 * config/score/mac.md : Remove.
3196 * config/score/misc.md : Remove.
3197 * config/score/score7.md : Remove.
3198 * config/score/score-mdaux.h : Remove.
3199 * config/score/score-mdaux.c : Remove.
3200 * config/score/score-version.h : Remove.
3201 * config/score/score-generic.md : New.
3202 * config/score/score3.h : New.
3203 * config/score/score3.c : New.
3204 * config/score/score7.h : New.
3205 * config/score/score7.c : New.
3206 * config/score/mul-div.S : add flush_cache score3 support.
3207 * config/score/elf.h : Fix some typos.
3208 * config/score/score.md : merge score3 and score7 pattern.
3209 * config/score/score.c : use to seperate which target it used.
3210 * config/score/score.h : use to seperate the target macro.
3211 * config/score/score.opt : remove -mmac option , add -mscore3,
3212 -mscore3d and -march OPTION support.
3214 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3216 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3217 that the offset of a variable is not greater than the size
3220 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3222 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3223 atmega88p, atmega168p and atmega328p devices.
3224 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3225 (CRT_BINUTILS_SPECS): (Ditto.).
3226 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3228 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3230 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3232 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3233 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3234 (print_insn): Move declaration to ...
3235 * rtl.h (print_insn): ... here.
3237 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3239 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3240 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3241 m68k_sched_branch_type): Move declarations to ...
3242 * config/m68/m68k-protos.h: ... here.
3244 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3246 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3248 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3250 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3251 * config/avr/avr.h (LINK_SPEC): Likewise.
3252 (CRT_BINUTILS_SPECS): Likewsie.
3253 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3255 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3257 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3258 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3259 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3261 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3264 * reg-stack.c (move_for_stack_reg): Swap input argument of
3265 UNSPEC_TAN insn to the top of the stack.
3267 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3271 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3272 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3273 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3274 immediate shift value.
3275 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3276 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3277 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3278 Remove macros for !__OPTIMIZE__ case.
3280 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3282 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3284 (perform_var_substitution): Only DFS from real nodes. Don't test
3286 (unite_pointer_equivalences): Fix broken test.
3288 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3290 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3291 altivec sp_offset. Rearrange sp_offset assignments to
3292 correspond to stack adjustments. Use frame_reg_rtx for
3293 SPE register restores. Correct SPE stack adjustment.
3295 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3297 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3298 * toplev.c (check_global_declaration_1): Use appropriate warning
3299 option instead of unnamed warning.
3300 * stor-layout.c (layout_decl): Likewise.
3301 * c-typeck.c (build_conditional_expr): Likewise.
3302 (build_compound_expr): Fix wrong comment.
3303 (build_binary_op): Use appropriate warning option instead of
3305 * cfgexpand.c (tree_expand_cfg): Likewise.
3306 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3307 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3308 (execute_warn_function_return): Likewise.
3309 * stmt.c (warn_if_unused_value): Likewise.
3311 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3313 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3314 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3316 (CRT_BINUTILS_SPECS): Likewsie.
3317 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3319 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3322 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3324 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3326 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3327 (fini_dce): Only release them for the fast pass.
3328 (end_ud_dce): Delete.
3329 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3330 Call fini_dce instead of end_ud_dce.
3331 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3332 (run_fast_df_dce): Reset df_in_progress to false on exit.
3334 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3335 Maxim Kuvyrkov <maxim@codesourcery.com>
3337 * target.h (unspec_may_trap_p): New target hook.
3338 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3339 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3341 * targhooks.h (default_unspec_may_trap_p): Declare it.
3342 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3343 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3344 * rtl.h (may_trap_p_1): Declare.
3346 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3347 override default hook implementation.
3348 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3351 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3353 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3354 options enabled by Wextra and mention Wuninitialized.
3356 2007-10-15 Nigel Stephens <nigel@mips.com>
3358 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3360 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3362 PR tree-optimization/33136
3363 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3365 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3367 PR tree-optimization/33735
3368 PR tree-optimization/33572
3369 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3370 2007-10-09's change.
3371 * except.c (duplicate_eh_regions): Don't look for prev_try
3372 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3374 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3377 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3378 __builtin_va_arg_pack-containing call stmt.
3380 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3382 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3385 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3387 PR tree-optimization/33619
3388 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3391 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3393 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3395 2007-10-15 Richard Guenther <rguenther@suse.de>
3397 * fold-const.c (extract_array_ref): Remove.
3398 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3399 generic address expression comparison folding. Remove
3400 the folding that used extract_array_ref.
3402 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3405 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3406 speculation type of insn can be changed before trying to do that.
3408 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3410 * dse.c (struct insn_info): Add 'frame_read' field.
3411 (scan_insn): For the call to a const function, set frame_read if
3412 reload has been run.
3413 If the insn reads the frame, kill the frame related stores.
3414 (scan_reads_nospill): Likewise.
3416 2007-10-14 Jason Merrill <jason@redhat.com>
3418 * tree-eh.c (optimize_double_finally): Don't assume that the
3419 cleanup we're duplicating is only one statement.
3421 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3423 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3424 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3425 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3426 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3427 tree-vect-transform.c: Fix comment typos.
3428 * doc/extend.texi: Fix a typo.
3430 * c-common.h: Remove the prototype for c_expand_body.
3431 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3432 * tree.h: Remove the prototype for fold_build_call_expr.
3434 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3436 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3438 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3440 * config/rs6000/aix53.h: New file.
3441 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3442 (TARGET_ALTIVEC_ABI): Same.
3443 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3444 (TARGET_ALTIVEC_ABI): Delete.
3445 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3446 stanza defaulting to aix5.3.
3448 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3450 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3451 (strmov): Use defined constants.
3452 (cmpstrnsi): Likewise.
3453 * config/i386/i386.c (decide_alg): Use defined constants.
3454 (ix86_expand_strlen): Likewise.
3456 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3458 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3459 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3460 (mode_for_reg_attrs, var_lowpart): New functions.
3461 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3462 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3463 or copy is known, set LOC to the SET that performs the set, instead
3465 (find_src_status, find_src_set_src): Remove LOC parameter.
3466 Replace INSN with the source value.
3467 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3468 handling MO_SET and MO_COPY. Update the calls to find_src_status
3469 and find_src_set_src.
3471 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3474 * config/i386/i386.md (strmov): Check for esi and edi usage.
3475 * config/i386/i386.c (decide_alg): Check whether we can use a
3476 rep prefix and adjust algorithm choice accordingly.
3477 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3479 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3481 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3483 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3485 * global.c (build_insn_chain): Formatting fixes.
3487 2007-10-12 Richard Guenther <rguenther@suse.de>
3489 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3490 combining both operands require either both have single uses
3491 or combining to a constant.
3493 2007-10-12 Richard Guenther <rguenther@suse.de>
3496 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3497 a rhs with side-effects or which is a load.
3498 (forward_propagate_into_cond): Also try combining both operands.
3500 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3502 PR tree-optimization/33742
3503 * tree-vect-transform.c (vectorizable_operation): Return false
3504 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3505 (vectorizable_call): Same for rhs_type and lhs_type.
3507 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3509 PR tree-optimization/33645
3510 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3511 pass it to walk_tree.
3512 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3513 When calling set_is_used on a VAR_DECL, if data is not NULL and
3514 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3515 DECL_INITIAL after clearing the bit in bitmap.
3516 (remove_unused_locals): Adjust mark_all_vars_used callers.
3517 Instead of removing unused global vars from unexpanded_var_list
3518 immediately record them in bitmap, call mark_all_vars_used on
3519 all used global vars from unexpanded_var_list and only purge
3520 global vars that weren't found used even during that step.
3522 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3524 * gthr-posix.h (__gthread_active_init): Create detached instead of
3525 joinable thread when testing whether threads are active on hppa-hpux.
3526 * gthr-posix95.h (__gthread_active_init): Likewise.
3528 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3531 * global.c (build_insn_chain): Include insn that occur between
3534 2007-10-11 Tom Tromey <tromey@redhat.com>
3536 * gengtype-yacc.y: Delete.
3538 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3541 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3542 function_value_32, function_value_64, function_value_ms_64,
3543 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3544 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3547 2007-10-11 Richard Guenther <rguenther@suse.de>
3549 * gcse.c (hash_scan_set): If the next nonnote insn is in
3550 a different basic block insert the set.
3552 2007-10-11 Richard Guenther <rguenther@suse.de>
3555 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3556 (verify_gimple_expr): Use it to verify pointer-to types for
3559 2007-10-11 Richard Guenther <rguenther@suse.de>
3562 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3563 the array element type.
3565 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3567 PR rtl-optimization/33638
3568 * dse.c (struct insn_info): Remove 'stack_read' field,
3569 add 'stack_pointer_based' field.
3570 (record_store): For a store with non-constant base, record
3571 whether it is stack pointer based.
3572 (scan_insn): For the call to a const function, remove stack
3573 pointer based stores from the list of local active stores.
3574 (scan_reads_nospill): Delete code dealing with const functions.
3576 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3578 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3580 (conflict_p, set_conflict, set_conflicts): Likewise.
3581 * global.c (global_alloc): Likewise.
3582 * ra.h: Update prototypes.
3584 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3586 * opth-gen.awk: Fixed generation of comment stating the origin
3589 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3592 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3593 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3594 and '%}', respectively.
3597 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3598 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3599 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3601 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3605 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3606 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3607 syntax for ASSEMBLER_DIALECT.
3608 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3610 2007-10-10 Revital Eres <eres@il.ibm.com>
3612 * modulo-sched.c (check_nodes_order): Dump the final order of
3614 (get_sched_window): Add dump info.
3615 (calculate_order_params): Dump order params of the nodes.
3617 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3620 * ra-conflict.c (record_one_conflict_between_regnos,
3621 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3622 (global_conflicts): Enhanced incorrect check.
3624 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3626 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3627 if flag_exceptions is not set.
3628 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3629 assemble_name rather than incorrectly emulating it.
3631 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3632 friends are removed from G++.
3634 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3636 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3637 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3638 enabling them is redundant. Don't check two times for
3641 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3643 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3645 (set_conflicts_for_earlyclobber): Likewise.
3646 (global_conflicts): Likewise.
3648 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3650 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3651 and '%}', respectively.
3653 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3655 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3656 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3658 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3661 2007-10-09 Richard Guenther <rguenther@suse.de>
3664 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3665 of referenced structure and component.
3667 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3670 * ra-conflict.c (record_one_conflict_between_regnos,
3671 set_conflicts_for_earlyclobber, global_conflicts): Improved
3673 (global_conflicts): Removed incorrect check.
3675 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3677 PR tree-optimization/33615
3678 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3679 if the statement might throw. Fix formatting.
3681 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3683 PR tree-optimization/33615
3684 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3685 if the rhs might throw.
3687 2007-10-09 Jan Hubicka <jh@suse.cz>
3689 * invoke.texi (align-threshold, align-loop-iterations): Document.
3690 * final.c: Include cfgloop.h, params.h
3691 (compute_alignments): Dump decisions and compare them with loop
3692 structure; honor given parameters.
3693 (pass_compute_alignments): New dump file.
3694 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3695 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3697 2007-10-09 James E. Wilson <wilson@specifix.com>
3699 PR tree-optimization/33655
3701 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3702 convert it to bitsizetype before size_binop call.
3704 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3706 PR tree-optimization/33572
3707 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3708 the absence of a corresponding edge from the exit block.
3710 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3713 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3715 (sra_build_assignment): Likewise. Set up mask depending on
3716 precision, not type.
3717 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3718 computing bit masks.
3719 (sra_build_elt_assignment): Don't view-convert from signed to
3721 (sra_explode_bitfield_assignment): Use bit-field type if
3722 possible. Use BYTES_BIG_ENDIAN.
3724 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3727 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3728 the original stmt can throw.
3729 (sra_build_bf_assignment): Fix type mismatch when applying negated
3732 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3734 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3735 '#pragma mark' to be executed at preprocessing time.
3737 2007-10-08 Ollie Wild <aaw@google.com>
3739 * varasm.c (compare_constant): Removed call to
3740 lang_hooks.expand_constant.
3741 (copy_constants): Removed call to lang_hooks.expand_constant.
3742 (compute_reloc_for_constant): Removed call to
3743 lang_hooks.expand_constant.
3744 (output_addressed_constants): Removed call to
3745 lang_hooks.expand_constant.
3746 (constructor_static_from_elts_p): Removed call to
3747 lang_hooks.expand_constant.
3748 (output_constant): Removed calls to lang_hooks.expand_constant.
3749 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3750 * langhooks-def.h (lhd_return_tree): Removed.
3751 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3752 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3753 * langhooks.c (lhd_return_tree): Removed.
3755 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3757 * combine.c (setup_incoming_promotions): Ensure that
3758 arguments that have not undergone mode promotions do not
3759 incorrectly get marked as being sign- or zero-extended.
3761 2007-10-08 Richard Guenther <rguenther@suse.de>
3766 * fold-const.c (fold_binary): Use correct types in folding
3767 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3768 and building of RROTATE_EXPR.
3770 2007-10-08 Richard Guenther <rguenther@suse.de>
3775 * fold-const.c (fold_binary): Use the correct types when
3776 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3777 (fold_binary): Use the correct types when folding
3778 (-A) - B to (-B) - A.
3779 (fold_unary): Use the correct types when folding ~(X).
3781 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3783 * doc/invoke.texi (Wall): fix formatting issues.
3785 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3787 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3788 truncated shift counts.
3790 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3792 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3793 syntax for ASSEMBLER_DIALECT.
3794 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3796 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3797 Nathan Froyd <froydnj@codesourcery.com>
3799 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3800 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3802 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3805 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3807 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3808 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3809 the function, temporarily point the debug interface to the null one.
3811 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3813 PR tree-optimization/33655
3815 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3818 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3820 PR tree-optimization/33572
3821 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3822 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3823 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3825 (copy_edges_for_bb): Handle nonlocal label edges.
3826 (make_nonlocal_label_edges): Deleted.
3827 (optimize_inline_calls): Don't call it.
3829 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3831 * gthr-single.h: Revert last change.
3833 2007-10-05 Michael Matz <matz@suse.de>
3836 * lower-subreg.c (decompose_multiword_subregs): Use
3837 validate_unshare_change().
3839 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3841 * ra-conflict.c: Include "sparseset.h".
3842 (conflicts): Change to HOST_WIDEST_FAST_INT.
3843 (allocnos_live): Redefine variable as a sparseset.
3844 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3846 (allocno_row_words): Removed global variable.
3847 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3848 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3849 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3850 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3852 (record_one_conflict): Update uses of allocnos_live to use
3853 the sparseset routines. Use set_conflicts_p.
3854 (mark_reg_store): Likewise.
3855 (set_reg_in_live): Likewise.
3856 (global_conflicts): Update uses of allocnos_live.
3857 Use the new adjacency list to visit an allocno's neighbors
3858 rather than iterating over all possible allocnos.
3859 Call set_conflicts_p to setup conflicts rather than adding
3861 * global.c: Comments updated.
3862 (CONFLICTP): Delete define.
3863 (regno_compare): New function. Add prototype.
3864 (global_alloc): Sort the allocno to regno mapping according to
3865 which basic blocks the regnos are referenced in. Modify the
3866 conflict bit matrix to a compressed triangular bitmatrix.
3867 Only allocate the conflict bit matrix and adjacency lists if
3868 we are actually going to allocate something.
3869 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3870 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3871 allocno's neighbors rather than iterating over all possible allocnos.
3872 (mirror_conflicts): Removed function.
3873 (dump_conflicts): Iterate over regnos rather than allocnos so
3874 that all dump output will be sorted by regno number.
3875 Use the FOR_EACH_CONFLICT macro.
3876 * ra.h: Comments updated.
3877 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3878 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3880 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3881 (adjacency_list_d, adjacency_iterator_d): New types.
3882 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3883 adjacency_iter_next, regno_basic_block): New static inline functions.
3884 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3885 (conflict_p): Add function prototype.
3886 * sparseset.h, sparseset.c: New files.
3887 * Makefile.in (OBJS-common): Add sparseset.o.
3888 (sparseset.o): New rule.
3890 2007-10-05 Richard Guenther <rguenther@suse.de>
3893 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3896 2007-10-05 Michael Matz <matz@suse.de>
3899 * function.c (match_asm_constraints_1): Check for input
3900 being used in the outputs.
3902 2007-10-05 Richard Guenther <rguenther@suse.de>
3904 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3906 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3909 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3910 subset checks. Make the cost of FPR -> FPR moves depend on
3911 mips_mode_ok_for_mov_fmt_p.
3913 2007-10-04 Doug Kwan <dougkwan@google.com>
3915 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3916 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3917 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3918 support of conditional variables.
3919 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3920 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3921 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3922 support of conditional variables.
3923 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3924 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3925 conditional variables.
3926 * gthr.h: Update comments to document new interface.
3928 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3930 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3933 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3935 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3937 2007-10-04 Richard Guenther <rguenther@suse.de>
3940 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3941 does not need to be of INTEGER_TYPE.
3942 (verify_gimple_2): New function split out from ...
3943 (verify_gimple_1): ... here. ICE if there was an error during
3946 2007-10-04 Michael Matz <matz@suse.de>
3948 PR rtl-optimization/33653
3949 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3950 * dse.c (scan_insn): Same.
3952 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3954 * config.gcc: Remove USE_GAS for m68k targets.
3956 2007-10-04 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/33627
3959 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3960 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3962 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3963 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3965 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3967 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3968 commands_in_epilogues): Remove variables.
3969 (avr_file_start): Remove unneded initializations of commands_in_file,
3970 commands_in_prologues and commands_in_epilogues variables.
3971 (avr_file_end): Remove dead code.
3973 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3975 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3976 MOTOROLA is to true.
3978 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3981 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3982 (mips_split_doubleword_move): ...this.
3983 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3984 use natural endianness for multi-format FPR values.
3985 (mips_split_64bit_move): Rename to...
3986 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3987 Use move_doubleword_fpr* patterns for moves involving FPRs.
3988 (mips_save_reg): Update the call to mips_split_64bit_move.
3989 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3990 nonzero constant into an FPR if the constant can be forced to memory.
3991 * config/mips/mips.md: Update the splitter calls to
3992 mips_split_64bit_move.
3993 (UNSPEC_LOAD_DF_LOW): Rename to...
3994 (UNSPEC_LOAD_LOW): ...this.
3995 (UNSPEC_LOAD_DF_HIGH): Rename to...
3996 (UNSPEC_LOAD_HIGH): ...this.
3997 (UNSPEC_STORE_DF_HIGH): Rename to...
3998 (UNSPEC_STORE_WORD): ...this.
3999 (SPLITF): New mode iterator.
4000 (HALFMODE): New mode attribute.
4001 (movtf): New expander.
4002 (*movtf_internal): New define_insn_and_split.
4003 (move_doubleword_fpr<mode>): New expander.
4004 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4006 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4007 (mfhc1<mode>): ...these more general patterns.
4009 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4011 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4013 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4015 * gcse.c (hash_scan_set): Insert set in insn before note at
4016 the end of basic block.
4018 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4020 PR tree-optimization/33576
4021 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4022 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4023 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4024 (remove_iv): Declared.
4025 * lambda-code.c (remove_iv): Not static.
4026 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4027 Don't remove ivs there, save ivs in the buffer.
4029 2007-10-03 Jason Merrill <jason@redhat.com>
4032 * tree-eh.c (same_handler_p): New fn.
4033 (optimize_double_finally): New fn.
4034 (refactor_eh_r): New fn.
4035 (refactor_eh): New fn.
4036 (pass_refactor_eh): New pass.
4037 * tree-pass.h: Declare it.
4038 * passes.c (init_optimization_passes): Add it.
4040 2007-10-03 Doug Kwan <dougkwan@google.com>
4041 Richard Guenther <rguenther@suse.de>
4044 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4045 be conservative instead.
4047 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4050 * doc/invoke.texi (-fwhole-program): Document that Fortran
4051 doesn't support this option.
4053 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4056 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4059 2007-10-02 David Daney <ddaney@avtrex.com>
4061 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4062 against constant zero.
4063 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4066 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4068 * ra-conflict.c: New file.
4070 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4071 usage to DF_LIVE usage.
4072 (reload): Remove reference to df_get_live_top.
4073 * rtlanal.c (subreg_nregs_with_regno): New function.
4074 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4075 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4076 (df_has_eh_preds): Removed.
4077 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4078 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4080 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4081 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4082 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4083 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4084 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4085 (global_alloc): Turn off rescanning insns after call to
4086 global_conflicts and added call to set_preferences.
4087 (global_conflicts): Moved to ra-alloc.c.
4088 (set_preferences_1, set_preferences): New function.
4089 (mirror_conflicts): Changed types for various variables.
4090 (mark_elimination): Change DF_RA_LIVE
4091 usage to DF_LIVE usage.
4092 (build_insn_chain): Rewritten from scratch and made local.
4093 (print_insn_chain, print_insn_chains): New functions.
4094 (dump_conflicts): Do not print conflicts for fixed_regs.
4095 (rest_of_handle_global_alloc): Turn off insn rescanning.
4096 * hard-reg-set.h: Fixed comment.
4097 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4098 usage to DF_LIVE usage and delete refs to TOP sets.
4099 (block_alloc): Mark regs as live if they are in the artificial
4100 defs at top of block.
4101 (find_stack_regs): New function.
4102 (rest_of_handle_local_alloc): Changed urec problem to live
4103 problem and do not turn off df rescanning.
4104 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4105 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4106 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4107 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4108 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4109 fields in df_ref_flags. The rest have been renumbered.
4110 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4112 * rtl.h (subreg_nregs_with_regno): New function.
4113 * df-problems.c: (df_get_live_out, df_get_live_in,
4114 df_get_live_top): Removed reference to DF_RA_LIVE.
4115 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4116 df_live_alloc, df_live_reset, df_live_local_finalize,
4117 df_live_free): Make top set only if different from in set.
4118 (df_lr_top_dump, df_live_top_dump): Only print top set if
4119 different from in set.
4120 (df_lr_bb_local_compute): Removed unnecessary check.
4121 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4122 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4123 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4124 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4125 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4126 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4127 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4128 df_urec_add_problem): Removed.
4129 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4131 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4132 * basic_block.h (bb_has_abnormal_pred): New function.
4133 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4134 usage to DF_LIVE usage.
4136 2007-10-02 Revital Eres <eres@il.ibm.com>
4138 * config/rs6000/predicates.md (easy_vector_constant): Return false
4139 for 750CL paired vectors.
4140 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4142 (vec_initv2sf): Add new description.
4143 (vconcatsf): Likewise.
4144 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4145 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4147 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4149 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4150 sinking the last stmt in a BB.
4152 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4155 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4156 (sra_hash_tree): Handle BIT_FIELD_REFs.
4157 (sra_elt_hash): Don't hash bitfld blocks.
4158 (sra_elt_eq): Skip them in parent compares as well. Handle
4160 (build_element_name_1): Handle BIT_FIELD_REFs.
4161 (instantiate_element): Propagate nowarn from parents. Create
4162 BIT_FIELD_REF for variables that are widened by scalarization.
4163 Gimple-zero-initialize all bit-field variables that are not
4164 part of parameters that are going to be scalarized on entry.
4165 (instantiate_missing_elements_1): Return the sra_elt.
4166 (canon_type_for_field): New.
4167 (try_instantiate_multiple_fields): New. Infer widest possible
4168 access mode from decl or member type, but clip it at word
4169 size, and only widen it if a field crosses an alignment
4171 (instantiate_missing_elements): Use them.
4172 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4173 (scalar_bitfield_p): New.
4174 (sra_build_assignment): Optimize assignments from scalarizable
4175 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4178 (sra_build_bf_assignment): New. Optimize assignments to
4179 scalarizable BIT_FIELD_REFs.
4180 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4181 assignments to full variables.
4182 (generate_copy_inout): Use the new macros and functions.
4183 (generate_element_copy): Likewise. Handle bitfld differences.
4184 (generate_element_zero): Don't recurse for blocks. Use
4185 sra_build_elt_assignment.
4186 (generate_one_element_init): Take elt instead of var. Use
4187 sra_build_elt_assignment.
4188 (generate_element_init_1): Adjust.
4189 (bitfield_overlap_info): New struct.
4190 (bitfield_overlaps_p): New.
4191 (sra_explode_bitfield_assignment): New. Adjust widened
4192 variables to account for endianness.
4193 (sra_sync_for_bitfield_assignment): New.
4194 (scalarize_use): Re-expand assignment to/from scalarized
4195 BIT_FIELD_REFs. Explode or sync needed members for
4196 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4197 (scalarize_copy): Use REPLDUP.
4198 (scalarize_ldst): Move assert before dereference. Adjust EH
4200 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4202 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4204 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4205 Rename CR_* constants to CMP_*. Fix spacing.
4207 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4210 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4211 to be processed with the special script doc/install.texi2html.
4213 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4215 * doc/invoke.texi (Wall): List the options enabled by Wall.
4216 (Wstrict-aliasing): Add missing @option.
4218 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4220 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4221 rather than gen_lowpart to change a register from DImode to DFmode.
4222 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4223 both FROM and TO are integer modes that are no bigger than 4 bytes.
4224 (mips_mode_ok_for_mov_fmt_p): New function.
4225 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4226 (mips_secondary_reload_class): Tweak formatting and comments.
4227 Use reg_class_subset_p instead of direct comparisons with
4228 classes. Only allow direct FPR<->FPR moves for modes that
4229 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4230 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4231 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4232 (*movdi_64bit): Likewise.
4233 (*movsi_internal): Likewise.
4234 (*movhi_internal): Likewise.
4235 (*movqi_internal): Likewise.
4237 2007-09-30 Diego Novillo <dnovillo@google.com>
4240 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4243 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4245 PR tree-optimization/33597
4246 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4247 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4249 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4251 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4252 instead of variants of (!reload_in_progress && !reload_completed).
4253 (x86_expand_vector_move): Ditto.
4255 2007-09-28 Ollie Wild <aaw@google.com>
4258 2007-09-27 Ollie Wild <aaw@google.com>
4260 * varasm.c (compare_constant): Removed call to
4261 lang_hooks.expand_constant.
4262 (copy_constants): Removed call to lang_hooks.expand_constant.
4263 (compute_reloc_for_constant): Removed call to
4264 lang_hooks.expand_constant.
4265 (output_addressed_constants): Removed call to
4266 lang_hooks.expand_constant.
4267 (constructor_static_from_elts_p): Removed call to
4268 lang_hooks.expand_constant.
4269 (output_constant): Removed calls to lang_hooks.expand_constant.
4270 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4271 * langhooks-def.h (lhd_return_tree): Removed.
4272 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4273 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4274 * langhooks.c (lhd_return_tree): Removed.
4276 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4279 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4280 argument to gen_selb.
4282 2007-09-28 Chao-ying Fu <fu@mips.com>
4284 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4285 * doc/libgcc.texi (Fixed-point fractional library routines):
4286 Fix typos for neg and cmp functions.
4288 2007-09-28 Michael Matz <matz@suse.de>
4290 PR rtl-optimization/33552
4291 * function.c (match_asm_constraints_1): Check for overlap in
4292 inputs and replace all occurences.
4294 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4296 * config/mips/mips.c (override_options): Fix comment typo.
4298 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4300 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4301 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4302 * config/bfin/t-bfin-linux (crti.o): Don't build.
4304 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4305 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4307 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4309 2007-09-27 Ollie Wild <aaw@google.com>
4311 * varasm.c (compare_constant): Removed call to
4312 lang_hooks.expand_constant.
4313 (copy_constants): Removed call to lang_hooks.expand_constant.
4314 (compute_reloc_for_constant): Removed call to
4315 lang_hooks.expand_constant.
4316 (output_addressed_constants): Removed call to
4317 lang_hooks.expand_constant.
4318 (constructor_static_from_elts_p): Removed call to
4319 lang_hooks.expand_constant.
4320 (output_constant): Removed calls to lang_hooks.expand_constant.
4321 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4322 * langhooks-def.h (lhd_return_tree): Removed.
4323 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4324 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4325 * langhooks.c (lhd_return_tree): Removed.
4327 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4330 * expr.c (emit_group_load_1): Split constant double when destination
4331 length is half source length.
4333 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4335 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4336 (mips_cpu_info): Add tune_flags.
4337 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4338 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4340 (override_options): Remove deprecation code. Use branch-likely
4341 instructions for optimize_size or if the tuning flags do not
4342 suggest otherwise. Tweak warning.
4343 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4345 2007-09-27 Matthias Klose <doko@ubuntu.com>
4347 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4348 multilib osdirname if it exists.
4349 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4351 2007-09-27 Ian Lance Taylor <iant@google.com>
4353 PR tree-optimization/33565
4354 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4355 assignments of comparisons.
4356 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4357 parameter. Change caller. Defer overflow warnings around call to
4359 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4360 TREE_NO_WARNING is set on the statement.
4361 * tree-ssa-forwprop.c
4362 (tree_ssa_forward_propagate_single_use_vars): Don't test
4363 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4364 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4366 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4368 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4369 reduce offset by units of 0x10000 for SPE vector modes or modes
4370 used with E500 double instructions.
4372 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4374 * simplify-rtx.c (comparison_result): New.
4375 (simplify_const_relational_operation): Use it instead of the five
4376 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4377 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4378 optimizations. Extract nonzero_address_p optimizations into a
4379 separate "if" together with optimizations where op1 is const0_rtx.
4380 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4381 floating-point arguments too when appropriate. Hoist test for ABS
4382 outside the final switch statement.
4383 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4384 folded_arg0 if we found a constant equivalent. Remove
4385 transformations done in simplify-rtx.c for "op0 RELOP op0".
4387 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4389 * builtins.c (expand_builtin, expand_builtin_object_size,
4390 expand_builtin_memory_chk, maybe_emit_chk_warning,
4391 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4393 * expr.c (expand_expr_real_1): Likewise.
4394 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4395 (lhd_print_error_function): Add third argument.
4396 * langhooks.h (struct diagnostic_info): Add forward decl.
4397 (struct lang_hooks): Add third argument to print_error_function.
4398 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4399 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4401 (diagnostic_report_current_function): Likewise.
4402 * toplev.c (announce_function): Pass NULL as second argument to
4403 diagnostic_set_last_function.
4404 * diagnostic.c (diagnostic_report_current_function): Add second
4405 argument, pass it as third argument to lang_hooks.print_error_function.
4406 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4407 to diagnostic_report_current_function.
4408 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4409 and message.abstract_origin.
4410 (verbatim): Initialize abstract_origin.
4411 * pretty-print.h (text_info): Add abstract_origin field.
4412 * pretty-print.c (pp_base_format): Handle %K.
4413 * langhooks.c (lhd_print_error_function): Add third argument. If
4414 diagnostic->abstract_origin, print virtual backtrace.
4415 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4416 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4417 (init_dynamic_diag_info): Likewise.
4419 2007-09-26 David Daney <ddaney@avtrex.com>
4422 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4423 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4424 sync_old_nand<mode>, sync_new_nand<mode>,
4425 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4426 Update length attributes.
4427 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4428 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4430 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4431 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4432 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4435 2007-09-26 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/33563
4438 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4439 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4441 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4442 get_use_of_stmt_lhs.
4444 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4447 * c-common.c (complete_array_type): Diagnose too-large arrays and
4448 set type to error_mark_node.
4450 2007-09-26 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/30375
4453 PR tree-optimization/33560
4454 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4458 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4460 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4461 (dse_global_data): Add aggregate_vardecl field.
4462 (dse_possible_dead_store_p): New.
4463 Add prev_defvar variable.
4464 Allow immediate uses and previous immediate uses to differ
4465 if they are setting different parts of the whole.
4466 (get_aggregate_vardecl): New.
4467 (dse_record_partial_aggregate_store): New.
4468 (dse_whole_aggregate_clobbered_p): New.
4469 (dse_partial_kill_p): New.
4470 Call dse_maybe_record_aggregate_store().
4471 When checking whether a STMT and its USE_STMT refer to the
4472 same memory address, check also for partial kills that clobber
4474 Move some variable definitions to the block where they are used.
4475 (aggregate_vardecl_hash): New.
4476 (aggregate_vardecl_eq): New.
4477 (aggregate_vardecl_free): New.
4478 (aggregate_whole_store_p): New.
4479 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4480 Mark which aggregate stores we care about.
4482 2007-09-25 DJ Delorie <dj@redhat.com>
4485 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4488 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4491 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4492 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4493 for vector int32 -> int64 conversions. Don't write beyond the end
4494 of the allocated vector for int32 -> int64 conversions.
4496 2007-09-25 Revital Eres <eres@il.ibm.com>
4498 * config/rs6000/paired.h (paired_sel): New.
4499 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4500 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4501 when expanding selv2sf.
4502 * config/rs6000/rs6000.h (rs6000_builtins): Add
4503 PAIRED_BUILTIN_SELV2SF4.
4505 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4508 * c-typeck.c (default_conversion): Call require_complete_type
4509 before perform_integral_promotions.
4510 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4511 (build_c_cast): Call require_complete_type except for casts to
4513 (convert_for_assignment): Call require_complete_type.
4515 2007-09-25 Revital Eres <eres@il.ibm.com>
4517 * config/spu/spu.md: Fix doloop pattern.
4519 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4521 * config/bfin/bfin.c (expand_prologue_reg_save,
4522 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4523 and ASTAT moved here...
4524 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4525 ... from here. New argument ALL; callers changed.
4526 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4527 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4528 have the "saveall" attribute.
4530 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4532 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4534 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4535 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4536 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4538 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4539 with REG_P tests before REGNO access.
4541 2007-09-24 DJ Delorie <dj@redhat.com>
4544 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4546 (movqicc_<code>_<mode>): Likewise.
4547 (movhicc_<code>_<mode>): Likewise.
4549 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4552 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4553 register for reload.
4555 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4558 * config/i386/i386.c (ix86_comp_type_attributes): Check
4561 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4563 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4564 "move.l %a4,%a4" to produce nops.
4565 * config/m68k/m68k.c (override_options): Reset align options,
4566 if neccessary align macro isn't avaible.
4568 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4570 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4572 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4574 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4576 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4577 reload is completed.
4578 (peephole pattern): Convert most of them to RTL peephole pattern.
4580 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4582 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4583 (moved from fp compare patterns).
4584 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4585 Cleanup predicates to relieve reload.
4586 (conditional_trap): Reject conditional trap with fp condition.
4587 * config/m68k/predicates.md (fp_src_operand): New, reject
4588 certain constants early.
4590 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4592 * final.c (final_scan_insn): Remove accidentally duplicated code.
4594 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4596 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4597 Allow --with-tune=cell and --with-cpu=cell.
4599 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4601 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4602 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4604 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4606 (TARGET_BUILTIN_RECIPROCAL): Use it.
4607 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4608 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4609 (rs6000_emit_swrsqrtsf): New.
4610 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4612 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4613 (divsf3): Remove swdiv support.
4616 (rsqrt_internal1): New.
4617 (divdf3): Remove swdiv support.
4620 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4623 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4625 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4626 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4627 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4628 lang_hooks.type.type_hash_eq in addition to generic tests.
4630 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4631 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4633 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4634 reflect the cost per call to a target specific builtin.
4635 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4636 call to a target specific builtin, then use target_builtin_call_cost.
4637 (init_inline_once): Initialize target_builtin_call_cost field.
4639 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4642 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4645 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4647 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4648 * configure: Regenerated.
4650 2007-09-23 Ollie Wild <aaw@google.com>
4652 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4654 (get_pointer_modulus_and_residue): New function.
4656 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4658 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4659 combine an SC return value into a single register.
4661 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4663 * opth-gen.awk (target_flags_explicit): Declare.
4664 * toplev.h (target_flags_explicit): Delete declaration.
4665 * toplev.c (target_flags): Likewise.
4666 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4667 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4668 Never return true for TARGET_MIPS16.
4669 * config/mips/mips.c (mips_llsc): Delete.
4670 (mips_handle_option): Remove -mllsc handling.
4671 (mips_strip_unspec_address): Tweak comment.
4672 * config/mips/mips.opt (mllsc): Use a target mask.
4674 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4676 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4677 word_mode as well as Pmode.
4679 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4681 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4682 parameters from word_mode to the subword type if such a truncation
4685 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4687 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4688 * configure: Regenerated.
4690 2007-09-23 Jan Hubicka <jh@suse.cz>
4692 * params.def (INLINE_CALL_COST): Set to 12.
4693 * invoke.texi (inline-call-cost): Update default value.
4695 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4697 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4699 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4700 Revital Eres <eres@il.ibm.com>
4702 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4703 checks whether the count_reg is found outside the control part.
4705 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4707 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4708 instead of checking CALL_EXPR_FN directly to test for builtins.
4709 If error or warning attributes are present, print
4710 error resp. warning.
4711 * c-common.c (handle_error_attribute): New function.
4712 (c_common_attribute_table): Add error and warning
4714 * doc/extend.texi: Document error and warning attributes.
4716 * tree.h (block_nonartificial_location): New prototype.
4717 * tree.c (block_nonartificial_location): New function.
4718 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4719 if artificial attribute is present on abstract inline decl.
4720 * c-common.c (handle_artificial_attribute): New function.
4721 (c_common_attribute_table): Add artificial attribute.
4722 * final.c (override_filename, override_linenum): New variables.
4723 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4724 and override_linenum if inside of a block inlined from
4725 __attribute__((__artificial__)) function.
4726 (notice_source_line): Honor override_filename and override_linenum.
4727 * doc/extend.texi: Document __attribute__((__artificial__)).
4728 * config/i386/emmintrin.h: Add __artificial__ attribute to
4729 all __always_inline__ functions.
4730 * config/i386/mmintrin.h: Likewise.
4731 * config/i386/tmmintrin.h: Likewise.
4732 * config/i386/mm3dnow.h: Likewise.
4733 * config/i386/pmmintrin.h: Likewise.
4734 * config/i386/ammintrin.h: Likewise.
4735 * config/i386/xmmintrin.h: Likewise.
4736 * config/i386/smmintrin.h: Likewise.
4737 * config/i386/bmmintrin.h: Likewise.
4738 * config/i386/mmintrin-common.h: Likewise.
4741 * expr.c (expand_constructor): New function.
4742 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4743 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4746 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4748 * config/mips/mips.c (dump_constants_1): Generalize to include
4749 fractional and accumulator modes.
4751 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4753 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4754 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4756 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4757 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4759 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4761 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4763 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4764 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4766 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4767 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4768 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4770 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4772 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4773 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4774 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4776 2007-09-22 Jason Merrill <jason@redhat.com>
4779 * attribs.c (lookup_attribute_spec): Split out...
4780 (decl_attributes): From here.
4781 * tree.h: Declare it.
4783 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4785 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4787 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4789 * tree-inline.c (remap_type_1): Correctly chain variants.
4791 2007-09-22 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/33146
4794 * fold-const.c (fold_binary): Use the original tree
4796 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4797 also changes "sign".
4799 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4802 * except.c (finish_eh_generation): Call commit_edge_insertions if
4803 there are insns queued on the entry edge.
4804 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4807 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4809 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4811 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4813 * config/i386/i386.c: Delete trailing whitespace.
4814 * config/i386/i386.h: Ditto.
4815 * config/i386/bmmintrin.h: Ditto.
4816 * config/i386/sync.md: Ditto.
4817 * config/i386/ppro.md: Ditto.
4818 * config/i386/mmx.md: Ditto.
4819 * config/i386/constraints.md: Ditto.
4820 * config/i386/sse.md: Ditto.
4821 * config/i386/athlon.md: Ditto.
4822 * config/i386/i386.md: Ditto.
4824 2007-09-21 Richard Guenther <rguenther@suse.de>
4826 PR tree-optimization/33508
4827 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4828 quadratic loop by keeping a bitmap of variables we have
4829 to clobber all subvariables for.
4830 (set_initial_properties): Likewise.
4832 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4834 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4836 2007-09-20 Nigel Stephens <nigel@mips.com>
4837 Chao-ying Fu <fu@mips.com>
4839 * c-decl.c (finish_declspecs): When _Sat is used without
4840 _Fract or _Accum, set the default type to cts_fract.
4841 This avoids a warning of "type defaults to int".
4843 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4845 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4846 bit-fields wider than one bit.
4848 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4851 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4853 * dbxout.c (dbxout_type): Likewise.
4857 * gimplify.c (gimplify_vla_decl): New function.
4858 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4860 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4862 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4864 * doc/invoke.texi (-minterlink-mips16): Document.
4865 * config/mips/mips.opt (minterlink-mips16): New option.
4866 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4869 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4871 * doc/extend.texi (Attribute Syntax): Remove old speculative
4874 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4876 * combine.c: Include cgraph.h.
4877 (setup_incoming_promotions): Rework to allow more aggressive
4878 elimination of sign extensions when all call sites of the
4879 current function are known to lie within the current unit.
4881 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4883 * dse.c (find_shift_sequence): No-op rework of control flow.
4885 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4887 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4888 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4890 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4892 * cfgexpand.c (dump_stack_var_partition): Use the correct
4893 index for the offset.
4895 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4897 * config/mips/sde.h: Switch to GPLv3.
4899 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4901 * tree-sra.c (decide_block_copy): Decide if there are groups.
4903 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4905 * config/m68k/m68k.c (output_move_himode): Remove jump table
4907 config/m68k/m68k.md (lea): Likewise.
4908 * config/m68k/m68k.c (print_operand_address): Use simple pc
4909 relative addressing.
4911 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4913 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4914 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4916 (asm_insn_count): Pass template as second argument to it.
4917 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4918 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4919 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4920 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4921 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4922 (sh_insn_length_adjustment): Pass template as second argument to it.
4923 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4925 * config/bfin/bfin.md (define_asm_attributes): New.
4927 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4929 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4931 * config/bfin/print-sysroot-suffix.sh: New.
4932 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4933 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4934 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4935 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4936 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4937 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4938 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4939 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4940 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4941 (linux-sysroot-suffix.h): New target.
4942 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4943 (mspecld-anomaly): Likewise.
4944 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4945 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4946 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4947 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4948 (bfin_si_revision): Declare.
4949 (bfin_workarounds): Declare.
4950 (WA_SPECULATIVE_LOADS): Define.
4951 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4952 (WA_SPECULATIVE_SYNCS): Define.
4953 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4954 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4955 (LIB_SPEC): Add %s to the linker scripts.
4956 Use proper linker script for bf522, bf525, bf527,
4957 bf538, bf539, bf542, bf544, bf548, and bf549.
4958 * config/bfin/bfin.c (bfin_si_revision): Define.
4959 (bfin_workarounds): Define.
4960 (struct bfin_cpu): New.
4962 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4963 (override_options): Set bfin_workarounds.
4964 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4965 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4966 ENABLE_WA_SPECULATIVE_LOADS.
4967 (bfin_reorg): Likewise.
4968 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4969 macros for bf522, bf525, bf527, bf538, bf539,
4970 bf542, bf544, bf548, and bf549.
4971 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4972 Don't define __ID_SHARED_LIB__ when -msep-data.
4973 (TARGET_DEFAULT): Define as 0.
4974 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4975 * doc/invoke.texi (Blackfin Options): Document silicon
4976 revision part of -mcpu option and it now accepts bf522, bf525,
4977 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4979 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4981 * alias.c (memory_modified_1): Deconstify.
4982 (memory_modified_in_insn_p): Don't use const_note_stores.
4983 * rtl.h (const_note_stores): Delete.
4984 * rtlanal.c (const_note_stores): Likewise.
4986 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4988 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4991 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4995 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4996 (addsi_small_int): Likewise.
4997 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4998 (one_cmplsi2): Likewise.
5000 (enter_func): Expand insn using hard_frame_pointer_rtx and
5003 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5004 hard_frame_pointer_rtx instead of using REGNO() check.
5005 Properly sign extend GEN_INT() argument.
5007 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5009 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5011 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5012 alternatives with just jcc.
5013 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5014 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5015 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5016 dbge_hi, dbge_si): Likewise.
5018 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5020 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5021 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5022 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5023 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5024 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5026 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5028 * config/m68k/m68k-devices.def (51qe): New device.
5029 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5030 to all uses of FL_FOR_isa_c for compatibility.
5031 (all_microarchs): Add cfv1 microarchitecture.
5032 (m68k_handle_option): Handle m51qe option.
5033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5034 (TUNE_CFV1): New macro.
5035 (enum uarch_type): Add ucfv1.
5036 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5038 2007-09-18 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/31863
5041 * tree-ssa-structalias.c (create_variable_info_for): Always
5042 free the fieldstack.
5044 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5046 * opts.c (decode_options): Enable vectorization under -O3.
5048 2007-09-18 Richard Guenther <rguenther@suse.de>
5050 PR tree-optimization/33340
5051 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5052 SSA_NAMEs that occur in abnormal PHI nodes.
5054 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5056 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5057 Don't use const_get_call_expr_in.
5058 * tree-gimple.c (const_get_call_expr_in): Delete.
5059 * tree-gimple.h (const_get_call_expr_in): Likewise.
5061 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5063 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5064 not yet have a basic block.
5065 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5067 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5069 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5070 to both ".section"s.
5072 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5074 * config/mips/mips.c (mips_output_mi_thunk): Use
5075 mips_function_ok_for_sibcall and const_call_insn_operand
5076 to determine if a direct sibcall is allowed. Use
5077 mips_classify_symbol to determine a global pointer is needed.
5079 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5081 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5083 2007-09-17 Chao-ying Fu <fu@mips.com>
5084 Nigel Stephens <nigel@mips.com>
5086 * config/fixed-bit.h: New file.
5087 * config/fixed-bit.c: New file.
5088 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5090 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5092 * c-format.h (format_kind_info): Add alloc_char field.
5093 * c-format.c (scanf_flag_specs): Add 'm'.
5094 (scanf_flag_pairs): Add 'a', 'm' pair.
5095 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5096 (format_types_orig): Add alloc_char fields.
5097 (check_format_info_main): Rename aflag to alloc_flag.
5098 Handle fki->alloc_char. modifier after width and before length
5099 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5100 length modifiers as well.
5101 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5104 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5105 returned by build_call_expr.
5107 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5109 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5110 NULL for variable-sized records too.
5111 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5113 2007-09-17 Tom Tromey <tromey@redhat.com>
5115 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5116 (c_builtin_function): Likewise.
5117 (grokdeclarator): Likewise.
5119 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5121 PR rtl-optimization/26449
5122 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5123 (seq_insns_valid_p): Removed.
5125 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5127 * tree-nomudflap.c (gate_mudflap): New static function.
5128 (pass_mudflap_1): Use it as gate function.
5129 (pass_mudflap_2): Likewise.
5131 2007-09-17 Jan Hubicka <jh@suse.cz>
5135 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5137 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5139 PR tree-optimization/33319
5140 * tree-vect-analyze.c (vect_same_range_drs): New.
5141 (vect_vfa_range_equal): New.
5142 (vect_is_duplicate_ddr): Removed.
5143 (vect_mark_for_runtime_alias_test): Do not perform marking when
5144 optimizing for size or max_param for alias checking is zero.
5145 Move the function before vect_analyze_data_ref_dependence.
5146 (vect_analyze_data_ref_dependence): Add call to
5147 vect_mark_for_runtime_alias_test in two cases when dependence
5149 (vect_analyze_data_ref_dependences): Do not call to
5150 vect_mark_for_runtime_alias_test.
5151 (vect_prune_runtime_alias_test_list): New.
5152 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5153 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5154 Update vec_outside_cost.
5155 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5156 (vect_create_cond_for_alias_checks): Build the base address of data
5157 reference from DR_GROUP_FIRST_DR.
5158 (vect_loop_versioning): New.
5159 (vect_transform_loop): Add a call to vect_loop_versioning.
5160 Remove factored out code.
5162 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5165 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5168 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5170 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5171 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5172 Fix the call to insn_rtx_cost. Skip access sizes that require a
5173 real truncation of the store register. Use convert_move instead
5174 of gen_lowpart when narrowing the result.
5175 (replace_read): Use convert_move instead of gen_lowpart when
5176 narrowing the store rhs.
5178 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5180 * config/mips/mips.md (SHORT): Fix long line.
5181 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5182 to QImode and HImode.
5184 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5186 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5188 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5190 * tree-parloops.c: New file.
5191 * tree-ssa-operands.h (free_stmt_operands): Declare.
5192 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5194 * tree-pass.h (pass_parallelize_loops): Declare.
5195 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5197 (build_omp_regions_1): Allow analysing just a single OMP region and
5199 ( build_omp_regions_root, omp_expand_local): New functions.
5200 (build_omp_regions): Add argument to build_omp_regions_1 call.
5201 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5202 autoparallelization is run.
5203 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5204 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5205 pass_parallelize_loops): New.
5206 * common.opt (ftree-parallelize-loops): New.
5207 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5208 parallelize_loops): Declare.
5209 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5210 * Makefile.in (tree-parloops.o): Added.
5211 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5213 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5214 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5215 one extra edge as well.
5216 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5217 Use VEC_free to free doms vector.
5218 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5219 operands. Recompute operand caches in the new function.
5220 (move_sese_region_to_fn): Update loop info.
5221 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5222 * tree-ssa-operands.c (free_stmt_operands): New function.
5224 * doc/passes.texi: Document autoparallelization.
5225 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5227 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5230 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5233 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5235 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5236 the VEC is not NULL.
5237 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5238 get_vectype_for_scalar_type succeeded.
5239 (vectorizable_conversion): Likewise.
5241 2007-09-14 Jan Hubicka <jh@suse.cz>
5243 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5246 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5250 register when operands[2] equals operands[1].
5251 (remainderxf3): Ditto.
5253 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5254 Nigel Stephens <nigel@mips.com>
5256 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5257 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5258 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5260 (_Unwind_ForcedUnwind): Likewise.
5261 (_Unwind_Resume): Likewise.
5262 (_Unwind_Resume_or_Rethrow): Likewise.
5263 (_Unwind_Backtrace): Likewise.
5264 (_Unwind_SjLj_RaiseException): Likewise.
5265 (_Unwind_SjLj_ForcedUnwind): Likewise.
5266 (_Unwind_SjLj_Resume): Likewise.
5267 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5268 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5270 (_Unwind_ForcedUnwind): Likewise.
5271 (_Unwind_Resume): Likewise.
5272 (_Unwind_Resume_or_Rethrow): Likewise.
5273 (_Unwind_Backtrace): Likewise.
5274 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5275 (_Unwind_ForcedUnwind): Likewise.
5276 (_Unwind_RaiseException): Likewise.
5277 (_Unwind_Resume): Likewise.
5278 (_Unwind_Resume_or_Rethrow): Likewise.
5280 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5281 nomips16 mode when IN_LIBGCC2 with hard float.
5283 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5285 * config/mips/sdemtk.opt: Update to GPLv3.
5286 * config/mips/sdemtk.h: Likewise.
5288 2007-09-14 Nigel Stephens <nigel@mips.com>
5290 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5291 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5292 for mipsisa32-*-linux*.
5294 2007-09-14 Nigel Stephens <nigel@mips.com>
5295 David Ung <davidu@mips.com>
5296 Thiemo Seufer <ths@mips.com>
5297 Richard Sandiford <richard@codesourcery.com>
5299 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5300 * configure.ac: Add a mipssde threading type.
5301 * configure: Regenerate.
5302 * config/mips/sdemtk.h: New file.
5303 * config/mips/t-sdemtk: Likewise.
5304 * config/mips/sdemtk.opt: Likewise.
5305 * gthr-mipssde.h: Likewise.
5306 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5307 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5308 (MIPS_ICACHE_SYNC): New macro, split from ...
5309 * config/mips/mips.md (clear_cache): ...here.
5310 * config/mips/mips.c (mips_save_reg_p): Check
5311 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5312 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5313 (build_mips16_call_stub): Likewise.
5315 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5317 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5319 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5322 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5323 current_frame_info.n_local_regs. Don't return emitted local
5325 (ia64_compute_frame_size): Improve unwind hack to put
5326 RP, PFS, FP in that order by allowing some of the registers
5327 been already emitted, as long as they are emitted to the
5330 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5332 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5333 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5334 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5336 2007-09-13 Eric Christopher <echristo@apple.com>
5337 Kenneth Zadeck <zadeck@naturalbridge.com>
5339 * dse.c (find_shift_sequence): New function.
5340 (replace_read): Add case to remove read if it requires shift.
5341 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5343 2007-09-13 Tom Tromey <tromey@redhat.com>
5345 * c-common.c (fname_as_string): Update.
5346 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5347 (c_lex_one_token): Update. Add 'parser' argument.
5348 (c_parser_simple_asm_expr): Update.
5349 (c_parser_attributes): Update.
5350 (c_parser_asm_statement): Update.
5351 (c_parser_asm_operands): Update.
5352 (c_parser_peek_token): Update.
5353 (c_parser_peek_2nd_token): Update.
5354 * c-lex.c (c_lex_string_translate): Remove.
5355 (c_lex_return_raw_strings): Likewise.
5356 (c_lex_with_flags): Added 'lex_flags' argument.
5357 (lex_string): Added 'translate' argument.
5358 * c-pragma.h (c_lex_with_flags): Update.
5359 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5360 (C_LEX_STRING_NO_TRANSLATE): New define.
5361 (C_LEX_RAW_STRINGS): Likewise.
5363 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5366 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5367 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5368 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5369 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5370 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5371 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5372 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5373 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5374 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5375 (bdesc_1arg): Add __builtin_bfin_ones.
5376 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5377 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5378 and __builtin_bfin_csqu_fr16.
5379 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5380 (ones): New define_insn.
5381 (ssaddhi3_parts): New define_insn.
5382 (sssubhi3_parts): New define_insn.
5383 (flag_mulhi_parts): New define_insn.
5385 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5387 * common.opt (femit-class-debug-always): Turn off by default.
5389 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5391 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5392 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5394 2007-09-13 James E. Wilson <wilson@specifix.com>
5396 PR tree-optimization/33389
5397 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5398 then set build_loads before returning.
5400 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5401 David Ung <davidu@mips.com>
5403 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5404 {d}addiu and a negative immediate such that it works with MIPS16
5407 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5410 * configure.ac (ld_vers): Support Linux linker.
5411 * configure: Regenerated.
5413 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5414 Sandra Loosemore <sandra@codesourcery.com>
5416 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5417 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5418 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5419 nomips16 into decl attributes.
5420 (TARGET_INSERT_ATTRIBUTES): Override.
5421 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5422 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5423 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5424 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5425 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5426 (mips_use_mips16_mode_p): Reimplement as a function that takes
5427 a decl and considers only decl attributes. If the decl is nested
5428 function, use its parent attributes.
5429 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5430 instead of SYMBOL_REF_MIPS16_FUNC_P.
5431 (mips_set_mips16_mode): Move call to sorry here from old
5432 mips_use_mips16_mode_p.
5433 (mflip_mips16_entry): New structure.
5434 (mflip_mips16_htab): New variable.
5435 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5436 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5437 (mips_merge_decl_attributes): New function.
5438 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5439 Use mips_use_mips16_mode_p.
5440 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5441 SYMBOL_REF_MIPS16_FUNC_P.
5442 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5444 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5446 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5448 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5451 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5453 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5454 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5455 Tony Linthicum <tony.linthicum@amd.com>
5457 * tree.h (function_args_iterator): New type to iterate over
5459 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5460 function arguments providing a pointer to the argument.
5461 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5462 function arguments providing the argument.
5463 (function_args_iter_init): Inline function to initialize
5464 function_args_iterator.
5465 (function_args_iter_cond_ptr): Inline function to return the next
5466 pointer to hold the argument.
5467 (function_args_iter_cond): Inline function to return the next
5469 (function_args_iter_cond_next): Advance the function args
5471 (stdarg_p): New function, return true if variable argument
5473 (prototype_p): New function, return true if function is
5475 (function_args_count): New function, count the number of arguments
5478 * tree.c (stdarg_p): New function, return true if variable
5480 (prototype_p): New function, return true if function is
5483 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5484 (TARGET_ROUND): New macro for the round/ptest instructions which
5485 are shared between SSE4.1 and SSE5.
5486 (OPTION_MASK_ISA_ROUND): Ditto.
5487 (OPTION_ISA_ROUND): Ditto.
5488 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5489 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5491 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5492 (-mfused-madd): New switch to give users control over whether the
5493 compiler optimizes to use the multiply/add SSE5 instructions.
5495 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5496 m_ATHLON_K8_AMDFAM10, and change all uses.
5497 (enum pta_flags): Add PTA_SSE5.
5498 (ix86_handle_option): Turn off 3dnow if -msse5.
5499 (override_options): Add SSE5 support.
5500 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5502 (ix86_expand_sse_movcc): Add SSE5 support.
5503 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5504 vector type to the next largest size.
5505 (ix86_expand_sse5_pack): New function to use pperm to pack a
5506 vector type to the next smallest size.
5507 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5508 (IX86_BUILTIN_FMADDSD): Ditto.
5509 (IX86_BUILTIN_FMADDPS): Ditto.
5510 (IX86_BUILTIN_FMADDPD): Ditto.
5511 (IX86_BUILTIN_FMSUBSS): Ditto.
5512 (IX86_BUILTIN_FMSUBSD): Ditto.
5513 (IX86_BUILTIN_FMSUBPS): Ditto.
5514 (IX86_BUILTIN_FMSUBPD): Ditto.
5515 (IX86_BUILTIN_FNMADDSS): Ditto.
5516 (IX86_BUILTIN_FNMADDSD): Ditto.
5517 (IX86_BUILTIN_FNMADDPS): Ditto.
5518 (IX86_BUILTIN_FNMADDPD): Ditto.
5519 (IX86_BUILTIN_FNMSUBSS): Ditto.
5520 (IX86_BUILTIN_FNMSUBSD): Ditto.
5521 (IX86_BUILTIN_FNMSUBPS): Ditto.
5522 (IX86_BUILTIN_FNMSUBPD): Ditto.
5523 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5524 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5525 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5526 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5527 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5528 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5529 (IX86_BUILTIN_PPERM): Ditto.
5530 (IX86_BUILTIN_PERMPS): Ditto.
5531 (IX86_BUILTIN_PERMPD): Ditto.
5532 (IX86_BUILTIN_PMACSSWW): Ditto.
5533 (IX86_BUILTIN_PMACSWW): Ditto.
5534 (IX86_BUILTIN_PMACSSWD): Ditto.
5535 (IX86_BUILTIN_PMACSWD): Ditto.
5536 (IX86_BUILTIN_PMACSSDD): Ditto.
5537 (IX86_BUILTIN_PMACSDD): Ditto.
5538 (IX86_BUILTIN_PMACSSDQL): Ditto.
5539 (IX86_BUILTIN_PMACSSDQH): Ditto.
5540 (IX86_BUILTIN_PMACSDQL): Ditto.
5541 (IX86_BUILTIN_PMACSDQH): Ditto.
5542 (IX86_BUILTIN_PMADCSSWD): Ditto.
5543 (IX86_BUILTIN_PMADCSWD): Ditto.
5544 (IX86_BUILTIN_PHADDBW): Ditto.
5545 (IX86_BUILTIN_PHADDBD): Ditto.
5546 (IX86_BUILTIN_PHADDBQ): Ditto.
5547 (IX86_BUILTIN_PHADDWD): Ditto.
5548 (IX86_BUILTIN_PHADDWQ): Ditto.
5549 (IX86_BUILTIN_PHADDDQ): Ditto.
5550 (IX86_BUILTIN_PHADDUBW): Ditto.
5551 (IX86_BUILTIN_PHADDUBD): Ditto.
5552 (IX86_BUILTIN_PHADDUBQ): Ditto.
5553 (IX86_BUILTIN_PHADDUWD): Ditto.
5554 (IX86_BUILTIN_PHADDUWQ): Ditto.
5555 (IX86_BUILTIN_PHADDUDQ): Ditto.
5556 (IX86_BUILTIN_PHSUBBW): Ditto.
5557 (IX86_BUILTIN_PHSUBWD): Ditto.
5558 (IX86_BUILTIN_PHSUBDQ): Ditto.
5559 (IX86_BUILTIN_PROTB): Ditto.
5560 (IX86_BUILTIN_PROTW): Ditto.
5561 (IX86_BUILTIN_PROTD): Ditto.
5562 (IX86_BUILTIN_PROTQ): Ditto.
5563 (IX86_BUILTIN_PROTB_IMM): Ditto.
5564 (IX86_BUILTIN_PROTW_IMM): Ditto.
5565 (IX86_BUILTIN_PROTD_IMM): Ditto.
5566 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5567 (IX86_BUILTIN_PSHLB): Ditto.
5568 (IX86_BUILTIN_PSHLW): Ditto.
5569 (IX86_BUILTIN_PSHLD): Ditto.
5570 (IX86_BUILTIN_PSHLQ): Ditto.
5571 (IX86_BUILTIN_PSHAB): Ditto.
5572 (IX86_BUILTIN_PSHAW): Ditto.
5573 (IX86_BUILTIN_PSHAD): Ditto.
5574 (IX86_BUILTIN_PSHAQ): Ditto.
5575 (IX86_BUILTIN_FRCZSS): Ditto.
5576 (IX86_BUILTIN_FRCZSD): Ditto.
5577 (IX86_BUILTIN_FRCZPS): Ditto.
5578 (IX86_BUILTIN_FRCZPD): Ditto.
5579 (IX86_BUILTIN_CVTPH2PS): Ditto.
5580 (IX86_BUILTIN_CVTPS2PH): Ditto.
5581 (IX86_BUILTIN_COMEQSS): Ditto.
5582 (IX86_BUILTIN_COMNESS): Ditto.
5583 (IX86_BUILTIN_COMLTSS): Ditto.
5584 (IX86_BUILTIN_COMLESS): Ditto.
5585 (IX86_BUILTIN_COMGTSS): Ditto.
5586 (IX86_BUILTIN_COMGESS): Ditto.
5587 (IX86_BUILTIN_COMUEQSS): Ditto.
5588 (IX86_BUILTIN_COMUNESS): Ditto.
5589 (IX86_BUILTIN_COMULTSS): Ditto.
5590 (IX86_BUILTIN_COMULESS): Ditto.
5591 (IX86_BUILTIN_COMUGTSS): Ditto.
5592 (IX86_BUILTIN_COMUGESS): Ditto.
5593 (IX86_BUILTIN_COMORDSS): Ditto.
5594 (IX86_BUILTIN_COMUNORDSS): Ditto.
5595 (IX86_BUILTIN_COMFALSESS): Ditto.
5596 (IX86_BUILTIN_COMTRUESS): Ditto.
5597 (IX86_BUILTIN_COMEQSD): Ditto.
5598 (IX86_BUILTIN_COMNESD): Ditto.
5599 (IX86_BUILTIN_COMLTSD): Ditto.
5600 (IX86_BUILTIN_COMLESD): Ditto.
5601 (IX86_BUILTIN_COMGTSD): Ditto.
5602 (IX86_BUILTIN_COMGESD): Ditto.
5603 (IX86_BUILTIN_COMUEQSD): Ditto.
5604 (IX86_BUILTIN_COMUNESD): Ditto.
5605 (IX86_BUILTIN_COMULTSD): Ditto.
5606 (IX86_BUILTIN_COMULESD): Ditto.
5607 (IX86_BUILTIN_COMUGTSD): Ditto.
5608 (IX86_BUILTIN_COMUGESD): Ditto.
5609 (IX86_BUILTIN_COMORDSD): Ditto.
5610 (IX86_BUILTIN_COMUNORDSD): Ditto.
5611 (IX86_BUILTIN_COMFALSESD): Ditto.
5612 (IX86_BUILTIN_COMTRUESD): Ditto.
5613 (IX86_BUILTIN_COMEQPS): Ditto.
5614 (IX86_BUILTIN_COMNEPS): Ditto.
5615 (IX86_BUILTIN_COMLTPS): Ditto.
5616 (IX86_BUILTIN_COMLEPS): Ditto.
5617 (IX86_BUILTIN_COMGTPS): Ditto.
5618 (IX86_BUILTIN_COMGEPS): Ditto.
5619 (IX86_BUILTIN_COMUEQPS): Ditto.
5620 (IX86_BUILTIN_COMUNEPS): Ditto.
5621 (IX86_BUILTIN_COMULTPS): Ditto.
5622 (IX86_BUILTIN_COMULEPS): Ditto.
5623 (IX86_BUILTIN_COMUGTPS): Ditto.
5624 (IX86_BUILTIN_COMUGEPS): Ditto.
5625 (IX86_BUILTIN_COMORDPS): Ditto.
5626 (IX86_BUILTIN_COMUNORDPS): Ditto.
5627 (IX86_BUILTIN_COMFALSEPS): Ditto.
5628 (IX86_BUILTIN_COMTRUEPS): Ditto.
5629 (IX86_BUILTIN_COMEQPD): Ditto.
5630 (IX86_BUILTIN_COMNEPD): Ditto.
5631 (IX86_BUILTIN_COMLTPD): Ditto.
5632 (IX86_BUILTIN_COMLEPD): Ditto.
5633 (IX86_BUILTIN_COMGTPD): Ditto.
5634 (IX86_BUILTIN_COMGEPD): Ditto.
5635 (IX86_BUILTIN_COMUEQPD): Ditto.
5636 (IX86_BUILTIN_COMUNEPD): Ditto.
5637 (IX86_BUILTIN_COMULTPD): Ditto.
5638 (IX86_BUILTIN_COMULEPD): Ditto.
5639 (IX86_BUILTIN_COMUGTPD): Ditto.
5640 (IX86_BUILTIN_COMUGEPD): Ditto.
5641 (IX86_BUILTIN_COMORDPD): Ditto.
5642 (IX86_BUILTIN_COMUNORDPD): Ditto.
5643 (IX86_BUILTIN_COMFALSEPD): Ditto.
5644 (IX86_BUILTIN_COMTRUEPD): Ditto.
5645 (IX86_BUILTIN_PCOMEQUB): Ditto.
5646 (IX86_BUILTIN_PCOMNEUB): Ditto.
5647 (IX86_BUILTIN_PCOMLTUB): Ditto.
5648 (IX86_BUILTIN_PCOMLEUB): Ditto.
5649 (IX86_BUILTIN_PCOMGTUB): Ditto.
5650 (IX86_BUILTIN_PCOMGEUB): Ditto.
5651 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5652 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5653 (IX86_BUILTIN_PCOMEQUW): Ditto.
5654 (IX86_BUILTIN_PCOMNEUW): Ditto.
5655 (IX86_BUILTIN_PCOMLTUW): Ditto.
5656 (IX86_BUILTIN_PCOMLEUW): Ditto.
5657 (IX86_BUILTIN_PCOMGTUW): Ditto.
5658 (IX86_BUILTIN_PCOMGEUW): Ditto.
5659 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5660 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5661 (IX86_BUILTIN_PCOMEQUD): Ditto.
5662 (IX86_BUILTIN_PCOMNEUD): Ditto.
5663 (IX86_BUILTIN_PCOMLTUD): Ditto.
5664 (IX86_BUILTIN_PCOMLEUD): Ditto.
5665 (IX86_BUILTIN_PCOMGTUD): Ditto.
5666 (IX86_BUILTIN_PCOMGEUD): Ditto.
5667 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5668 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5669 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5670 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5671 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5672 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5673 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5674 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5675 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5676 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5677 (IX86_BUILTIN_PCOMEQB): Ditto.
5678 (IX86_BUILTIN_PCOMNEB): Ditto.
5679 (IX86_BUILTIN_PCOMLTB): Ditto.
5680 (IX86_BUILTIN_PCOMLEB): Ditto.
5681 (IX86_BUILTIN_PCOMGTB): Ditto.
5682 (IX86_BUILTIN_PCOMGEB): Ditto.
5683 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5684 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5685 (IX86_BUILTIN_PCOMEQW): Ditto.
5686 (IX86_BUILTIN_PCOMNEW): Ditto.
5687 (IX86_BUILTIN_PCOMLTW): Ditto.
5688 (IX86_BUILTIN_PCOMLEW): Ditto.
5689 (IX86_BUILTIN_PCOMGTW): Ditto.
5690 (IX86_BUILTIN_PCOMGEW): Ditto.
5691 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5692 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5693 (IX86_BUILTIN_PCOMEQD): Ditto.
5694 (IX86_BUILTIN_PCOMNED): Ditto.
5695 (IX86_BUILTIN_PCOMLTD): Ditto.
5696 (IX86_BUILTIN_PCOMLED): Ditto.
5697 (IX86_BUILTIN_PCOMGTD): Ditto.
5698 (IX86_BUILTIN_PCOMGED): Ditto.
5699 (IX86_BUILTIN_PCOMFALSED): Ditto.
5700 (IX86_BUILTIN_PCOMTRUED): Ditto.
5701 (IX86_BUILTIN_PCOMEQQ): Ditto.
5702 (IX86_BUILTIN_PCOMNEQ): Ditto.
5703 (IX86_BUILTIN_PCOMLTQ): Ditto.
5704 (IX86_BUILTIN_PCOMLEQ): Ditto.
5705 (IX86_BUILTIN_PCOMGTQ): Ditto.
5706 (IX86_BUILTIN_PCOMGEQ): Ditto.
5707 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5708 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5709 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5710 OPTION_MASK_ISA_ROUND for instructions that are shared between
5712 (bdesc_2arg): Ditto.
5713 (bdesc_sse_3arg): Ditto.
5714 (enum multi_arg_type): New enum for describing the various SSE5
5715 intrinsic argument types.
5716 (bdesc_multi_arg): New table for SSE5 intrinsics.
5717 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5718 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5720 (ix86_expand_builtin): Add SSE5 intrinsic support.
5721 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5722 operand instructions.
5723 (ix86_expand_sse5_multiple_memory): New function to split the
5724 second memory reference from SSE5 instructions.
5725 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5726 (ix86_return_pops_args): Use stdarg_p to determine if the function
5727 has variable arguments.
5728 (ix86_setup_incoming_varargs): Ditto.
5729 (x86_this_parameter): Ditto.
5731 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5733 (ix86_expand_sse5_pack): Ditto.
5734 (ix86_sse5_valid_op_p): Ditto.
5735 (ix86_expand_sse5_multiple_memory): Ditto.
5737 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5738 constant for SSE5 support.
5739 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5740 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5741 (UNSPEC_SSE5_PERMUTE): Ditto.
5742 (UNSPEC_SSE5_ASHIFT): Ditto.
5743 (UNSPEC_SSE5_LSHIFT): Ditto.
5744 (UNSPEC_FRCZ): Ditto.
5745 (UNSPEC_CVTPH2PS): Ditto.
5746 (UNSPEC_CVTPS2PH): Ditto.
5747 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5749 (COM_FALSE_S): Ditto.
5750 (COM_FALSE_P): Ditto.
5751 (COM_TRUE_S): Ditto.
5752 (COM_TRUE_P): Ditto.
5753 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5754 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5756 (memory attribute): Ditto.
5757 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5758 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5759 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5760 (floor<mode>2): Ditto.
5761 (ceil<mode>2): Ditto.
5762 (btrunc<mode>2): Ditto.
5763 (nearbyintdf2): Ditto.
5764 (nearbyintsf2): Ditto.
5765 (sse_setccsf): Disable if SSE5.
5766 (sse_setccdf): Ditto.
5767 (sse5_setcc<mode>): New support for SSE5 conditional move.
5768 (sse5_pcmov_<mode>): Ditto.
5770 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5772 (SSEMODEF2P): Ditto.
5773 (ssemodesuffixf4): New mode attribute for SSE5.
5774 (ssemodesuffixf2s): Ditto.
5775 (ssemodesuffixf2c): Ditto.
5776 (sserotatemax): Ditto.
5777 (ssescalarmode): Ditto.
5778 (sse_maskcmpv4sf3): Disable if SSE5.
5779 (sse_maskcmpv2df3): Ditto.
5780 (sse_vmmaskcmpv4sf3): Ditto.
5781 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5783 (sse5_vmfmadd<mode>4): Ditto.
5784 (sse5_fmsub<mode>4): Ditto.
5785 (sse5_vmfmsub<mode>4): Ditto.
5786 (sse5_fnmadd<mode>4): Ditto.
5787 (sse5_vmfnmadd<mode>4): Ditto.
5788 (sse5_fnmsub<mode>4): Ditto.
5789 (sse5_vmfnmsub<mode>4): Ditto.
5790 (sse5i_fmadd<mode>4): Ditto.
5791 (sse5i_fmsub<mode>4): Ditto.
5792 (sse5i_fnmadd<mode>4): Ditto.
5793 (sse5i_fnmsub<mode>4): Ditto.
5794 (sse5i_vmfmadd<mode>4): Ditto.
5795 (sse5i_vmfmsub<mode>4): Ditto.
5796 (sse5i_vmfnmadd<mode>4): Ditto.
5797 (sse5i_vmfnmsub<mode>4): Ditto.
5798 (mulv16qi3): Add SSE5 support.
5800 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5801 (sse2_mulv4si3): Disable if SSE5.
5802 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5803 (sse4_1_roundps): Ditto.
5804 (sse4_1_roundsd): Ditto.
5805 (sse4_1_roundss): Ditto.
5806 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5808 (sse_maskcmpsf3): Ditto.
5809 (sse_vmmaskcmpv4sf3): Ditto.
5810 (sse2_maskcmpv2df3): Ditto.
5811 (sse2_maskcmpdf3): Ditto.
5812 (sse2_vmmaskcmpv2df3): Ditto.
5813 (sse2_eq<mode>3): Ditto.
5814 (sse2_gt<mode>3): Ditto.
5815 (sse5_pcmov_<mode>): Add SSE5 support.
5816 (vec_unpacku_hi_v16qi): Ditto.
5817 (vec_unpacks_hi_v16qi): Ditto.
5818 (vec_unpacku_lo_v16qi): Ditto.
5819 (vec_unpacks_lo_v16qi): Ditto.
5820 (vec_unpacku_hi_v8hi): Ditto.
5821 (vec_unpacks_hi_v8hi): Ditto.
5822 (vec_unpacku_lo_v8hi): Ditto.
5823 (vec_unpacks_lo_v8hi): Ditto.
5824 (vec_unpacku_hi_v4si): Ditto.
5825 (vec_unpacks_hi_v4si): Ditto.
5826 (vec_unpacku_lo_v4si): Ditto.
5827 (vec_unpacks_lo_v4si): Ditto.
5828 (sse5_pmacsww): New SSE5 intrinsic insn.
5829 (sse5_pmacssww): Ditto.
5830 (sse5_pmacsdd): Ditto.
5831 (sse5_pmacssdd): Ditto.
5832 (sse5_pmacssdql): Ditto.
5833 (sse5_pmacssdqh): Ditto.
5834 (sse5_pmacsdqh): Ditto.
5835 (sse5_pmacsswd): Ditto.
5836 (sse5_pmacswd): Ditto.
5837 (sse5_pmadcsswd): Ditto.
5838 (sse5_pmadcswd): Ditto.
5839 (sse5_pcmov_<move>): Conditional move support on SSE5.
5840 (sse5_phaddbw): New SSE5 intrinsic insn.
5841 (sse5_phaddbd): Ditto.
5842 (sse5_phaddbq): Ditto.
5843 (sse5_phaddwd): Ditto.
5844 (sse5_phaddwq): Ditto.
5845 (sse5_phadddq): Ditto.
5846 (sse5_phaddubw): Ditto.
5847 (sse5_phaddubd): Ditto.
5848 (sse5_phaddubq): Ditto.
5849 (sse5_phadduwd): Ditto.
5850 (sse5_phadduwq): Ditto.
5851 (sse5_phaddudq): Ditto.
5852 (sse5_phsubbw): Ditto.
5853 (sse5_phsubwd): Ditto.
5854 (sse5_phsubdq): Ditto.
5855 (sse5_pperm): Ditto.
5856 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5857 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5858 (sse5_pperm_sign_v8hi_v4si): Ditto.
5859 (sse5_pperm_zero_v8hi_v4si): Ditto.
5860 (sse5_pperm_sign_v4si_v2di): Ditto.
5861 (sse5_pperm_sign_v4si_v2di): Ditto.
5862 (sse5_pperm_pack_v2di_v4si): Ditto.
5863 (sse5_pperm_pack_v4si_v8hi): Ditto.
5864 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5865 (sse5_perm<mode>): New SSE5 intrinsic insn.
5866 (rotl<mode>3): Ditto.
5867 (sse5_rotl<mode>3): Ditto.
5868 (sse5_ashl<mode>3): Ditto.
5869 (sse5_lshl<mode>3): Ditto.
5870 (sse5_frcz<mode>2): Ditto.
5871 (sse5s_frcz<mode>2): Ditto.
5872 (sse5_cvtph2ps): Ditto.
5873 (sse5_cvtps2ph): Ditto.
5874 (sse5_vmmaskcmp<mode>3): Ditto.
5875 (sse5_com_tf<mode>3): Ditto.
5876 (sse5_maskcmp<mode>3): Ditto.
5877 (sse5_maskcmp_uns<mode>3): Ditto.
5878 (sse5_maskcmp_uns2<mode>3): Ditto.
5879 (sse5_pcom_tf<mode>3): Ditto.
5881 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5883 (sse5_comparison_float_operator): New predicate to match the
5884 comparison operators supported by the SSE5 com instruction.
5885 (ix86_comparison_int_operator): New predicate to match just the
5886 signed int comparisons.
5887 (ix86_comparison_uns_operator): New predicate to match just the
5888 unsigned int comparisons.
5890 * doc/invoke.texi (-msse5): Add documentation.
5891 (-mfused-madd): Ditto.
5893 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5895 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5897 (x86_64-*-*): Ditto.
5899 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5901 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5902 intrinisics for SSE5.
5904 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5907 * config/i386/mmintrin-common.h: New file, to contain common
5908 instructions between SSE4.1 and SSE5.
5910 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5911 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5912 (gen_regparm_prefix): Ditto.
5914 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5915 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5916 prototype_p to determine if a function is prototyped.
5918 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5920 * config/dfp-bit.c (dfp_conversion_exception): New function.
5921 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5922 (DFP_TO_INT): Ditto.
5923 (INT_TO_DFP): Ditto.
5924 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5926 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5929 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5930 before sp restoration even when total_size is 0, but
5931 frame_pointer_needed.
5933 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5935 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5936 (xtensa_copy_incoming_a7): Use start_sequence instead of
5937 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5938 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5939 of the saveregs sequence.
5941 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5943 * c-tree.h (grokfield): Add a "tree *" argument.
5944 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5945 Chain nested decl attributes to it. Don't call decl_attributes here.
5946 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5947 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5948 (grokfield): Take a pointer to the decl's attributes and pass
5949 it to grokdeclarator.
5950 * c-parser.c (c_parser_struct_declaration): Update the calls to
5951 grokfield. Call decl_attributes for anonymous struct and union
5954 2007-09-12 Jan Hubicka <jh@suse.cz>
5956 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5958 2007-09-12 Ira Rosen <irar@il.ibm.com>
5960 PR tree-optimization/32377
5961 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5962 between positive and negative dependence distance using DDR_REVERSED_P.
5964 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5966 PR tree-optimization/33373
5967 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5968 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5970 2007-09-12 Jan Hubicka <jh@suse.cz>
5973 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5976 2007-09-12 Christian Bruel <christian.bruel@st.com>
5978 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5979 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5981 2007-09-12 Ira Rosen <irar@il.ibm.com>
5983 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5984 for oprnd1 if not required.
5985 (vectorizable_operation): Use scalar operand in SLP in case of
5986 shift with scalar argument.
5988 2007-09-12 Ira Rosen <irar@il.ibm.com>
5990 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5993 2007-09-11 James E. Wilson <wilson@specifix.com>
5995 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5996 TARGET_UNWIND_INFO is defined.
5997 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6000 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6002 * config/sh/sh.c (calc_live_regs): Use
6003 current_function_saves_all_registers instead of
6004 current_function_has_nonlocal_label.
6005 (sh_allocate_initial_value): Likewise.
6006 (sh_get_pr_initial_val): Likewise.
6007 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6008 * config/sh/sh.md (load_ra): Likewise.
6010 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6012 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6015 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6016 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6018 2007-09-12 Sa Liu <saliu@de.ibm.com>
6020 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6021 operands to DFmode GE or LE compares.
6023 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6025 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6026 REG_CLASS_NAMES): Add P0REGS.
6027 (REGNO_REG_CLASS): Return it where appropriate.
6028 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6029 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6030 * doc/md.texi (Blackfin family): Document 'q' constraints.
6032 2007-09-11 Steve Kenton <skenton@ou.edu>
6034 * pa/linux-unwind.h: Guard with inhibit_libc.
6035 * pa/hpux-unwind.h: Likewise.
6037 2007-09-11 David Daney <ddaney@avtrex.com>
6039 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6040 * doc/install.texi: Document new --with-llsc and --without-llsc
6042 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6043 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6044 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6046 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6047 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6048 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6049 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6050 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6051 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6052 * config/mips/mips.opt (mllsc): New option.
6053 * config/mips/mips.c (mips_llsc): Define variable.
6054 (mips_handle_option): Handle mllsc option.
6055 (override_options): Set mips_print_operand_punct for '|' and '-'.
6056 (print_operand): Add new %| and %- operand codes.
6057 * config/mips/mips.h (mips_llsc_setting): New enum type.
6058 (mips_llsc): Declare.
6059 (OPTION_DEFAULT_SPECS): Add llsc handling.
6060 (GENERATE_SYNC): New macro.
6061 (GENERATE_LL_SC): New macro.
6062 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6063 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6064 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6065 in %| and %- operand codes.
6067 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6069 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6070 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6072 2007-09-11 Jason Merrill <jason@redhat.com>
6075 * stor-layout.c (layout_decl): Do pack variable size fields.
6077 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6079 * config/m68k/predicates.md (movsi_const0_operand,
6080 non_symbolic_call_operand): New predicates.
6082 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6084 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6085 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6086 CW, CZ, CS, Ap and Ac.
6088 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6089 (constraints.md): New include.
6090 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6091 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6092 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6094 (pushdi): Add split.
6095 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6096 attributes. Split tstsi_internal_68020_cf from it.
6097 (tstsi_internal_68020_cf): New pattern.
6098 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6099 (tst<mode>_cf): Specify attributea.
6100 (cmpsi_cf): Name pattern. Specify attributes.
6101 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6102 (pushexthisi_const): Fix to use alternatives. Specify
6104 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6105 from it. Fix to use alternatives. Specify attributes.
6106 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6107 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6109 (movsf_cf_soft): Specify attributes.
6110 (movdf_cf_soft): Add split.
6111 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6112 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6113 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6114 (truncdfsf2_68881): Name pattern. Specify attributes.
6115 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6116 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6117 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6119 (addsi3_5200): Fix to use alternatives. Specify attributes.
6121 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6122 (subsi3): Add alternative for subq.l. Specify attributes.
6123 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6124 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6126 (umulhisi3): Specify attributes.
6127 (mulhisisi3_z): Name pattern. Specify attributes.
6128 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6129 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6130 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6131 bsetmemqi): Specify attributes.
6132 (bsetmemqi_ext): Name pattern. Specify attributes.
6133 (bclrmemqi): Specify attributes.
6134 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6135 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6137 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6138 pattern. Specify attributes.
6139 (jump): Specify attributes.
6140 (tablejump_internal): Name pattern. Specify attributes.
6141 (call_value): Split into non_symbolic_call_value,
6142 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6143 alternatives. Specify attributes.
6144 (non_symbolic_call_value, symbolic_call_value_jsr,
6145 symbolic_call_value_bsr): New patterns.
6146 (nop, return, unlink, indirect_jump): Specify attributes.
6147 (trap): Fix condition. Specify attributes.
6150 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6151 (override_options): Initialize it. Initialize m68k_sched_cpu.
6152 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6153 (const_method): Make global, rename to m68k_const_method.
6154 (const_int_cost, output_move_const_into_data_reg): Update.
6155 (output_move_double): Parametrize to emit rtl code, rename to
6157 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6158 emit_movsi): New static functions.
6159 (output_move_double): New function with semantics of old
6161 (m68k_emit_move_double): New function.
6162 (m68k_sched_cpu): New variable.
6163 (attr_op_type): New enum.
6164 (sched_guess_p): New variable.
6165 (sched_address_type, sched_operand_type, sched_attr_op_type):
6166 New static functions.
6167 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6168 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6169 (sched_branch_type): New static variable.
6170 (m68k_sched_branch_type): New function.
6171 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6172 (m68k_symbolic_call_var): Declare.
6173 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6174 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6175 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6176 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6179 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6181 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6182 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6183 error if __builtin_va_arg_pack_len () wasn't optimized out during
6185 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6186 with the number of inline's anonymous arguments.
6187 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6189 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6191 * fold-const.c (extract_muldiv_1): Do not simplify
6194 2007-09-11 Jan Hubicka <jh@suse.cz>
6196 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6197 (TARGET_INTER_UNIT_CONVERSIONS): New.
6198 * i386.md (floatsi expanders): Remove redundant check for SImode
6199 source; offload to memory when asked for.
6200 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6201 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6203 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6204 floatsidf2_mixed_memory, floatsidf2_sse_memory
6205 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6206 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6208 2007-09-11 Jan Hubicka <jh@suse.cz>
6210 * toplev.c (process_options): all frontends now do unit-at-a-time.
6211 * cgraphunit.c: update comments.
6212 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6213 * c-decl.c (finish_function): use cgraph_add_new_function.
6214 * function.c (expand_function_end): We are always unit-at-a-time.
6216 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6218 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6219 settings for MIPS16.
6220 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6222 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6224 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6225 SYMBOL_FORCE_TO_MEM constants.
6226 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6227 (mips16_rewrite_pool_refs_info): New structure.
6228 (mips16_rewrite_pool_constant): New function, split out from...
6229 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6230 mips16_rewrite_pool_refs_info structure rather than a pointer
6231 to a constant pool. Force force_to_mem_operands into memory.
6232 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6233 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6234 * config/mips/constraints.md (kf): New constraint.
6235 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6236 (*movsi_mips16): Likewise.
6238 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6239 Nigel Stephens <nigel@mips.com>
6240 David Ung <davidu@mips.com>
6242 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6243 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6244 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6245 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6246 (mips_zero_extend_cost): New functions.
6247 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6248 Use the new functions. Tweak many cost estimates, both here
6249 and in the new subroutines. Return false when the cost of the
6250 operands has not been calculated. Check for *clear_upper32.
6251 Check for floating-point multiply-add, reciprocal and rsqrt
6252 patterns. Handle comparison and rotation codes.
6254 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6256 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6258 * config/i386/i386.c (get_dllimport_decl): Don't strip
6261 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6264 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6265 declarations to top.
6266 (DFP_TO_BFP): Use for either XFmode or TFmode.
6267 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6269 * config/dfp-bit.h: Include float.h.
6270 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6271 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6272 which doesn't mean the same thing.
6273 (BFP_KIND): Use 4 to mean TFmode.
6274 (BFP_FMT): Specify the number of decimal digits based on the
6275 number of mantissa digits.
6276 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6277 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6278 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6279 (TFtype): Define if TFmode is supported.
6280 * doc/libgcc.texi (Decimal float library routines): Document
6281 TF conversion functions.
6283 2007-09-10 Chao-ying Fu <fu@mips.com>
6285 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6286 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6287 (mips_emit_compare): Process fixed-point modes.
6288 (mips_pad_arg_upward): Support fixed-point types.
6289 (override_options): Allow fixed-point modes in accumulators.
6290 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6291 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6292 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6293 (mips_scalar_mode_supported_p): New function to accept fixed-point
6294 modes if the width is not greater than two BITS_PER_WORD.
6295 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6296 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6297 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6298 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6299 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6301 ("IMODE"): New mode attribute.
6302 (mips-fixed.md): Include.
6303 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6305 * config/mips/mips-fixed.md: New file.
6307 2007-09-11 Ben Elliston <bje@au.ibm.com>
6309 * config/spu/spu.md: Formatting fixes.
6311 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6313 * config/dfp-bit.c (dfp_unary_func): Delete.
6314 (dfp_unary_op): Delete.
6315 (dfp_binary_op): Use decFloat functions instead of decNumber
6316 functions for binary operations.
6317 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6318 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6320 (dfp_compare_op): Use decFloat functions insteadof decNumber
6321 functions for comparisons.
6322 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6323 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6325 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6326 call to dxx_binary_op and decFloat function.
6327 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6328 calls to dxx_binary_op and decFloat function.
6329 * config/dfp-bit.h: Include decFloat header files.
6330 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6331 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6332 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6333 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6335 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6336 Jan Sjodin <jan.sjodin@amd.com>
6338 * tree-vect-analyze.c (vect_analyze_operations): Change
6339 comparison of loop iterations with threshold to less than
6340 or equal to instead of less than. Reduce
6341 min_scalar_loop_bound by one.
6342 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6343 Change prologue and epilogue iterations estimate to vf/2,
6344 when unknown at compile-time. Change versioning guard
6345 cost to taken_branch_cost. If peeling for alignment is
6346 unknown at compile-time, change peel guard costs to one
6347 taken branch and one not-taken branch per peeled loop.
6348 If peeling for alignment is known but number of scalar loop
6349 iterations is unknown at compile-time, change peel guard
6350 costs to one taken branch per peeled loop. Change the cost
6351 model equation to consider vector iterations as the loop
6352 iterations less the prologue and epilogue iterations.
6353 Change outside vector cost check to less than or equal to
6354 zero instead of equal to zero.
6355 (vect_do_peeling_for_loop_bound): Reduce
6356 min_scalar_loop_bound by one.
6357 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6358 TARG_COND_NOT_TAKEN_BRANCH_COST.
6359 * config/i386/i386.h (processor_costs): Add
6360 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6361 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6362 vec_align_load_cost, vect_unalign_load_cost,
6363 vec_store_cost, cond_taken_branch_cost,
6364 cond_not_taken_branch_cost.
6365 Define macros for x86 costs.
6366 * config/i386/i386.c:
6367 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6368 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6369 scalar_to_vec_cost, vec_align_load_cost,
6370 vect_unalign_load_cost, vec_store_cost,
6371 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6372 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6373 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6374 core2_cost, generic64_cost, generic32_cost): Set to default
6376 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6377 (x86_builtin_vectorization_cost): New.
6379 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6380 Ben Elliston <bje@au.ibm.com>
6382 * dfp.c: Include decimal128Local.h;
6383 (dfp_byte_swap): Remove.
6384 (encode_decimal32, decode_decimal32): Don't handle endianness.
6385 (encode_decimal64, decode_decimal64): Ditto.
6386 (encode_decimal128, decode_decimal128): Ditto.
6387 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6389 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6391 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6392 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6394 2007-09-10 David Daney <ddaney@avtrex.com>
6396 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6398 (memory_barrier): Rewrote as an insn that clobbers memory.
6400 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6402 * config/mips/mips.c (mips_global_pointer): Check
6403 call_really_used_regs instead of call_used_regs.
6404 (mips_save_reg_p): Likewise. Save all call-saved registers
6405 if current_function_saves_all_registers. Fix indentation.
6406 No longer treat $18 as a special case.
6407 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6409 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6411 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6412 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6413 the introductory comment.
6414 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6415 (override_options): Don't test for it.
6416 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6417 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6418 * config/mips/vr.h: As for config/mips/sde.h.
6420 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6421 Revital Eres <eres@il.ibm.com>
6423 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6424 (struct ddg): Define.
6425 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6426 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6427 * config/spu/spu.c: Include ddg.h.
6428 (TARGET_SCHED_SMS_RES_MII): Define.
6429 (spu_sms_res_mii): New function to calculate mii.
6430 * modulo-sched (res_MII): Use it.
6431 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6433 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6435 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6436 pool entries since they might hold values that must not be shared.
6438 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6441 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6442 Use 'N' operand constraint for op2.
6443 (lshr<mode>3): Ditto.
6444 (ashl<mode>3): Ditto.
6445 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6446 (vec_shr_<mode>): Ditto.
6447 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6448 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6450 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6452 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6453 Change mode macro in the last real_2expN parameter to uppercase.
6455 2007-09-10 Michael Matz <matz@suse.de>
6457 * tree-pass.h (pass_cselim): Declare new pass.
6458 * passes.c (init_optimization_passes): Link in pass_cselim.
6459 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6460 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6461 cond_store_replacement.
6462 (condstoretemp): New static variable.
6463 (cond_store_replacement): New function.
6464 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6465 tree_ssa_phiopt_worker.
6466 (struct name_to_bb): New.
6467 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6468 nt_init_block, nt_fini_block): New static functions.
6469 (seen_ssa_names, nontrap_set): New static variables.
6470 (gate_cselim, pass_cselim): Define new pass.
6471 * common.opt (ftree-cselim): New flag.
6472 * toplev.c (process_options): Set flag_tree_cselim if required.
6474 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6476 * simplify-rtx.c (simplify_relational_operation_1): For recent
6477 canonicalization, don't recurse if op1 equals both PLUS arguments.
6479 2007-09-09 David Daney <ddaney@avtrex.com>
6481 * optabs.c (expand_sync_operation): Use plus insn if minus
6483 (expand_sync_fetch_operation): Ditto.
6485 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6487 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6489 (*floatsisf2_sse_vector): Likewise.
6491 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6493 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6495 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6497 * config/i386/i386.h (ix86_tune_indices): Rename
6498 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6499 (TARGET_USE_VECTOR_CONVERTS): Updated.
6500 * config/i386/i386.c: Likewise.
6502 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6503 Nigel Stephens <nigel@mips.com>
6505 * doc/invoke.texi (Overall Options): Add .sx file extension
6506 as a synonym for .S.
6507 * cppspec.c (known_suffixes): Likewise.
6508 * gcc.c (default_compilers): Likewise.
6510 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6513 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6514 * simplify-rtx.c (simplify_relational_operation_1): Add the
6515 canonicalization from i386.h.
6516 * doc/md.texi (Canonicalization of Instructions): Document it.
6518 2007-09-09 Jan Hubicka <jh@suse.cz>
6519 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6521 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6522 (TARGET_USE_VECTOR_CONVERTS): New.
6523 * i386.md: New post-reload splitters for converting SF to DF and DF to
6525 (floatsi* expander): Special case vector conversions.
6526 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6527 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6528 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6529 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6530 Disable when doing vector converts.
6531 (floatsi<mode>2_i387): Disable when
6532 * sse.md (vec_dupv2df): Export.
6533 * i386.c (ix86_tune_features): Enable SSE conversions.
6535 2007-09-09 Richard Guenther <rguenther@suse.de>
6537 * tree-ssa-operands.c (add_virtual_operand): Only mark
6538 stores as has_volatile_ops if alias information is not available.
6540 2007-09-09 Revital Eres <eres@il.ibm.com>
6542 * doc/contrib.texi: Add myself.
6544 2007-09-09 Ira Rosen <irar@il.ibm.com>
6546 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6547 stmt_vinfo_set_outside_of_loop_cost): New functions.
6548 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6549 (vect_model_simple_cost): Call
6550 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6551 field instead of calling vect_get_cost_fields.
6552 (vect_model_store_cost, vect_model_load_cost): Likewise.
6554 2007-09-09 Revital Eres <eres@il.ibm.com>
6556 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6557 declaration to bdesc_paired_preds variable.
6558 (paired_expand_builtin): Likewise.
6560 2007-09-09 Revital Eres <eres@il.ibm.com>
6562 * dbgcnt.def (sms_sched_loop): New counter.
6563 * modulo-sched.c: Use sms_sched_loop instead of
6564 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6565 perform swing modulo scheduling on. Include dbgcnt.h.
6566 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6567 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6569 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6572 Substitute all uses with ...
6573 (MODEF): New mode iterator.
6575 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6576 from pre-regalloc define_insn_and_split splitter pattern.
6577 (*fix_trunc<mode>_i387_1): Ditto.
6578 (*fistdi2_1): Ditto.
6579 (*fist<mode>2_1): Ditto.
6580 (frndintxf2_floor): Ditto.
6581 (*fist<mode>2_floor_1): Ditto.
6582 (frndintxf2_ceil): Ditto.
6583 (*fist<mode>2_ceil_1): Ditto.
6584 (frndintxf2_trunc): Ditto.
6585 (frndintxf2_mask_pm): Ditto.
6587 (prologue): Use (const_int 0) as never generated filler insn.
6589 (sibcall_epilogue): Ditto.
6590 (eh_return_si): Ditto.
6591 (eh_return_di): Ditto.
6593 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6594 using MODEF mode iterator.
6595 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6596 using MODEF mode iterator.
6597 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6598 using MODEF mode iterator.
6599 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6600 Macroize expander using MODEF mode iterator.
6602 (zero_extendsidi2): Remove operand constraints from expander.
6603 (smuldi3_highpart): Ditto.
6604 (indirect_jump): Ditto.
6607 * config/i386/sse.md (storentv4sf): Ditto.
6608 (storentv2df): Ditto.
6609 (storentv2di): Ditto.
6611 (sse2_cvtpd2ps): Ditto.
6612 (vec_interleave_highv16qi): Ditto.
6613 (vec_interleave_lowv16qi): Ditto.
6614 (vec_interleave_highv8hi): Ditto.
6615 (vec_interleave_lowv8hi): Ditto.
6616 (vec_interleave_highv4si): Ditto.
6617 (vec_interleave_lowv4si): Ditto.
6618 (vec_interleave_highv2di): Ditto.
6619 (vec_interleave_lowv2di): Ditto.
6620 (sse2_maskmovdqu): Ditto.
6621 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6623 2007-09-09 Ira Rosen <irar@il.ibm.com>
6625 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6626 (struct _slp_tree, struct _slp_instance): Define new data structures
6627 along macros for their access.
6628 (struct _loop_vec_info): Define new fields: strided_stores,
6629 slp_instances, and slp_unrolling_factor along macros for their access.
6630 (enum slp_vect_type): New.
6631 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6633 (STMT_VINFO_STRIDED_ACCESS): New macro.
6634 (vect_free_slp_tree): Declare.
6635 (vectorizable_load): Add an argument of type slp_tree.
6636 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6637 vectorizable_assignment): Likewise.
6638 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6639 Declare (make extern).
6640 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6641 (new_loop_vec_info): Likewise.
6642 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6643 * tree-vect-analyze.c: Include recog.h.
6644 (vect_update_slp_costs_according_to_vf): New.
6645 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6646 functions. For not pure SLP stmts with strided access check that the
6647 group size is power of 2. Update the vectorization factor according to
6648 SLP. Call vect_update_slp_costs_according_to_vf.
6649 (vect_analyze_group_access): New.
6650 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6651 (vect_free_slp_tree): New functions.
6652 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6653 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6654 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6655 vect_detect_hybrid_slp): Likewise.
6656 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6657 and vect_detect_hybrid_slp.
6658 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6659 SLP costs into account.
6660 (vect_get_cost_fields): New function.
6661 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6663 (vect_model_store_cost, vect_model_load_cost): Likewise.
6664 (vect_get_constant_vectors): New function.
6665 (vect_get_slp_vect_defs, vect_get_slp_defs,
6666 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6667 vect_get_vec_defs): Likewise.
6668 (vectorizable_reduction): Don't handle SLP for now.
6669 (vectorizable_call): Don't handle SLP for now. Add argument to
6670 vect_model_simple_cost.
6671 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6672 get SLPed and vectorized defs). Fix indentation and spacing.
6673 (vectorizable_assignment): Handle SLP.
6674 (vectorizable_induction): Don't handle SLP for now.
6675 (vectorizable_operation): Likewise.
6676 (vectorizable_type_demotion): Add argument to
6677 vect_model_simple_cost.
6678 (vectorizable_type_promotion): Likewise.
6679 (vectorizable_store, vectorizable_load): Handle SLP.
6680 (vectorizable_condition): Don't handle SLP for now.
6681 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6682 no SLP transformation required for unsupported cases. Add SLP
6683 argument for supported cases.
6684 (vect_remove_stores): New function.
6685 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6686 (vect_transform_loop): Schedule SLP instances.
6687 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6689 2007-09-09 Andrew Haley <aph@redhat.com>
6691 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6694 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6696 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6697 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6698 Similar for what label_refs can go in the JUMP_TARGET field. Split
6699 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6700 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6701 REG_LABEL when replacing an operand with a LABEL_REF for a
6703 (subst_reloads): When replacing a LABEL_REG with a register,
6704 instead of generating a REG_LABEL note, assert that there already
6705 is one or that the label is a known target for the insn.
6706 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6707 note, check the JUMP_LABEL field. Remove "else" after return.
6708 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6709 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6710 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6711 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6712 insns. Iterate over all notes; don't assume there's only one.
6713 * cse.c (recorded_label_ref): Adjust comment to refer to
6715 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6716 insns, not just NONJUMP_INSN_P.
6717 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6718 isn't a jump target.
6719 * jump.c (rebuild_jump_labels): Adjust head comment.
6720 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6721 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6722 (mark_all_labels): For JUMP_P insns without a target, check if the
6723 the target is noted on the previous nonjump insn.
6724 (mark_jump_label_1): New function, guts from mark_jump_label.
6725 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6726 marking jump target labels.
6727 <case LABEL_REF>: Adjust for whether to generate a
6728 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6729 For 'E' format rtl, iterate in descending element order.
6730 (delete_related_insns): Handle both REG_LABEL_TARGET and
6731 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6732 reference count, delete and fallthrough. Move finding-next-
6733 non-deleted insn last in the function. Look at all INSN_P insns
6734 for REG_LABEL_OPERAND notes.
6735 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6737 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6738 JUMP_LABEL, output the INSN_UID of it.
6739 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6740 and/or REG_LABEL_TARGET.
6741 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6742 with jump.c copy by only adding notes for labels actually
6743 referenced in the insn.
6744 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6745 usage count increment; handle all INSN_P trial insns.
6746 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6748 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6749 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6750 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6752 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6753 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6754 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6755 on all INSN_P insns.
6756 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6757 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6758 REG_LABEL_OPERAND notes.
6759 * reload1.c (calculate_needs_all_insns): Adjust comments.
6760 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6761 * config/alpha/alpha.md (split for load of an address into a
6762 four-insn sequence on Unicos/Mk): Adjust to use
6764 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6766 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6769 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6770 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6771 FOR_BB_INSNS_SAFE instead of for loop.
6772 * cse.c (cse_extended_basic_block): Likewise.
6773 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6774 that the for loop does not invoke NEXT_INSN on a deleted insn.
6775 * function.c (instantiate_virtual_regs): Likewise.
6776 * lower-subreg.c (remove_retval_note): Likewise.
6777 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6779 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6781 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6782 insn, if it's a jump.
6783 (try_redirect_by_replacing_jump): New variable jump_p. Call
6784 tablejump_p before delete_insn_chain.
6785 * reload1.c (reload): New variable next. Make sure that the for
6786 loop does not invoke NEXT_INSN on a deleted insn.
6787 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6788 (delete_output_reload): New variable prev. Make sure the the for
6789 loops do not invoke PREV_INSN on a deleted insn.
6791 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6793 * pa/constraints.md: Remove 'X' from unused letters comment.
6795 2007-09-08 Richard Guenther <rguenther@suse.de>
6797 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6798 computed check stmt_ann->references_memory instead of counting
6801 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6803 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6804 validate_change() in one more case.
6806 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6808 PR tree-optimization/32283
6809 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6810 estimated_loop_iterations.
6811 (determine_use_iv_cost_condition): Decrease cost of expressions
6812 used in iv elimination.
6814 2007-09-08 Richard Guenther <rguenther@suse.de>
6816 * tree-cfg.c (verify_gimple_expr): Avoid building new
6817 pointer types, use TYPE_POINTER_TO if available instead.
6819 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6822 PR rtl-optimization/26449
6823 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6824 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6826 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6827 define_expand. Split insn in split1 pass.
6830 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6832 PR tree-optimization/33301
6833 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6836 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6838 PR tree-optimization/32183
6839 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6841 * tree-ssa-reassoc.c: Include cfgloop.h.
6842 (is_reassociable_op): Add a loop argument and return true only
6844 (linearize_expr): Updated.
6845 (should_break_up_subtract): Likewise.
6846 (linearize_expr_tree): Likewise.
6847 (init_reassoc): Call loop_optimizer_init with
6848 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6849 with CDI_DOMINATORS.
6850 (fini_reassoc): Call loop_optimizer_finalize.
6852 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6854 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6855 if there is no i-cache.
6857 2007-09-07 Richard Guenther <rguenther@suse.de>
6860 2007-09-06 Richard Guenther <rguenther@suse.de>
6862 PR tree-optimization/32586
6863 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6864 folding if nothing changed.
6865 (simplify_unary_expression): New function. Do tree combining
6866 on conversion like codes.
6867 (try_to_simplify): Call it.
6869 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6872 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6873 (__gthread_active,__gthread_start, __gthread_active_init): New.
6874 * gthr-posix95.h: Likewise.
6876 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6878 * function.h (struct function): Rename calls_unwind_init
6879 to saves_all_registers.
6880 (current_function_saves_all_registers): Renamed from
6881 current_function_calls_unwind_init.
6882 * reload1.c (reload): Set current_function_saves_all_registers.
6883 * except.c (expand_builtin_unwind_init): Likewise.
6884 * config/m68k/m68k.c (m68k_save_reg): Use
6885 current_function_saves_all_registers to save pic register.
6887 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6889 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6890 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6892 Reapply reverted changes:
6894 2007-09-06 Jan Hubicka <jh@suse.cz>
6896 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6899 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6901 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6902 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6904 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6906 * optabs.c (expand_float): Convert unsigned integer as signed only
6907 if it provides sufficient accuracy; add mode argument to real_2expN.
6908 (expand_fix): Fix comment typos; extend binary float into mode
6909 wider than destination for converion to unsigned integer; add mode
6910 argument to real_2expN.
6911 * real.c (real_2expN): Add mode argument to special-case decimal
6913 * real.h (real_2expN): Ditto.
6914 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6916 (fixed_from_string): Ditto.
6917 (fixed_to_decimal): Ditto.
6918 (fixed_convert_from_real): Ditto.
6919 (real_convert_from_fixed): Ditto.
6920 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6921 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6922 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6923 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6925 2007-09-07 Diego Novillo <dnovillo@google.com>
6927 * tree-flow.h (const_block_stmt_iterator): Remove.
6928 Update all users to use block_stmt_iterator.
6929 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6930 Update all users to use tree_stmt_iterator.
6932 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6934 * config/mips/mips.c (mips_set_current_function): Temporarily
6935 make this a no-op to fix bootstrap errors, pending rewrite.
6937 2007-09-07 Jan Hubicka <jh@suse.cz>
6939 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6942 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6944 PR tree-optimization/33299
6945 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6946 uses for all relevant loop-exit phis, not just the first.
6948 2007-09-07 Richard Guenther <rguenther@suse.de>
6951 * tree-ssa-operands.c (access_can_touch_variable): An access
6952 of the form (*p)[0] can touch a variable of same size.
6954 2007-09-07 Jan Hubicka <jh@suse.cz>
6956 * passes.c (init_optimization_passes): Add simple dce and addressable
6958 * tree-ssa.c (execute_update_addresses_taken): New function.
6959 (pass_update_address_taken): New.
6960 * tree-ssa-dse.c (execute_simple_dse): New function.
6961 (pass_simple_dse): New.
6962 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6964 2007-09-07 Tobias Burnus <burnus@net-b.de>
6967 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6969 2007-09-07 Richard Guenther <rguenther@suse.de>
6972 2007-09-06 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/32586
6975 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6976 folding if nothing changed.
6977 (simplify_unary_expression): New function. Do tree combining
6978 on conversion like codes.
6979 (try_to_simplify): Call it.
6981 2007-09-07 Richard Guenther <rguenther@suse.de>
6982 Uros Bizjak <ubizjak@gmail.com>
6984 PR tree-optimization/32821
6985 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6986 NULL in the call to set_bb_stmt_list.
6988 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6990 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6991 float calls here, rather than leaving some to the caller.
6992 Use call_internal_direct and call_value_internal_direct.
6993 * config/mips/mips.md (call_internal_direct): New pattern.
6994 (call_value_internal_direct): Likewise.
6996 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6998 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6999 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7001 (override_options): Set mips_base_move_loop_invariants.
7003 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7005 * config/mips/mips.opt (mcode-readable=): Move to keep list
7008 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7010 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7011 and -mgpopt options. Adjust the -G documentation to match.
7012 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7013 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7014 function, split out from mips_classify_symbol. Return false for
7015 !TARGET_LOCAL_SDATA.
7016 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7017 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7018 (override_options): Check whether the -mgpopt setting is consistent
7019 with the other flags.
7020 (symbolic_expression_p): Delete.
7021 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7022 and default_elf_select_rtx_section.
7023 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7024 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7025 external data and TARGET_EXTERN_SDATA.
7027 2007-09-07 Tobias Burnus <burnus@net-b.de>
7030 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7032 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7034 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7035 FOR_BB_INSNS_SAFE instead of for loop.
7036 * cse.c (cse_extended_basic_block): Likewise.
7037 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7038 that the for loop does not invoke NEXT_INSN on a deleted insn.
7039 * function.c (instantiate_virtual_regs): Likewise.
7040 * lower-subreg.c (remove_retval_note): Likewise.
7041 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7043 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7045 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7046 insn, if it's a jump.
7047 (try_redirect_by_replacing_jump): New variable jump_p. Call
7048 tablejump_p before delete_insn_chain.
7049 * reload1.c (reload): New variable next. Make sure that the for
7050 loop does not invoke NEXT_INSN on a deleted insn.
7051 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7052 (delete_output_reload): New variable prev. Make sure the the for
7053 loops do not invoke PREV_INSN on a deleted insn.
7055 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7057 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7058 * cgraph.h (rebuild_cgraph_edges): Declare.
7059 * tree-pass.h (pass_expand_omp_ssa): New.
7060 * omp-low.c (find_omp_clause): Export.
7061 (copy_var_decl): Split from omp_copy_decl_2.
7062 (build_omp_barrier): Return the call to emit instead of emitting
7064 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7066 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7067 expand_omp_for_generic, expand_omp_for_static_nochunk,
7068 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7069 Adapted to work on SSA form.
7070 (execute_expand_omp): Do not invalidate dominance information.
7071 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7072 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7073 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7075 (force_gimple_operand): Allow gimplifying code expressions without
7077 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7078 * common.opt (fopenmp-ssa): New.
7079 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7080 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7081 * tree-cfg.c: Include tree-inline.h.
7082 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7083 (replace_by_duplicate_decl, replace_ssa_name,
7084 mark_virtual_ops_in_region): New functions.
7085 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7086 to work on SSA form.
7087 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7088 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7091 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7093 * tree-loop-linear.c: Include obstack.h.
7094 (linear_transform_loops): New obstack lambda_obstack.
7095 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7096 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7097 and free afterwards.
7098 * lambda.h (struct obstack): New forward declaration.
7099 (lambda_linear_expression_new): New parameter of type struct
7101 (lambda_loopnest_new): Likewise.
7102 (lambda_loopnest_transform): Likewise.
7103 (lambda_body_vector_new): Likewise.
7104 (lambda_body_vector_compute_new): Likewise.
7105 (gcc_loopnest_to_lambda_loopnest): Likewise.
7106 (lambda_loopnest_to_gcc_loopnest): Likewise.
7107 * lambda-code.c: Include obstack.h.
7108 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7110 (lambda_body_vector_new): Likewise.
7111 (lambda_linear_expression_new): Likewise.
7112 (lambda_lattice_new): Likewise.
7113 (lambda_loopnest_new): Likewise. Additionally use obstack to
7114 allocate LN_LOOPS(ret).
7115 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7116 it to lambda_lattice_new.
7117 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7118 Pass it to lambda_body_vector_new.
7119 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7120 it to lambda_lattice_new.
7121 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7122 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7123 (lambda_compute_target_space): Likewise.
7124 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7125 Pass it to lambda_lattice_compute_base and
7126 compute_nest_using_fourieer_motzkin.
7127 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7128 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7129 and lambda_lattice_compute_target_space.
7130 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7131 Pass it to lambda_linear_expression_new.
7132 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7133 to gcc_tree_to_linear_expression.
7134 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7135 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7136 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7137 Pass it to lambda_body_vector_new and
7138 lambda_body_vector_compute_new.
7139 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7140 (lambda-code.o): Likewise.
7142 2007-09-06 Chao-ying Fu <fu@mips.com>
7144 * ginclude/stdfix.h: New file.
7145 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7146 (convert.o): Add dependence on fixed-value.h.
7147 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7148 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7149 to define fixed-point constants.
7150 (c_cpp_builtins): Define fixed-point constants.
7151 * convert.c (fixed-value.h): New include.
7152 (convert_to_real): Update comment to include fixed-point.
7153 Support FIXED_POINT_TYPE.
7154 (convert_to_integer): Update comment to include fixed-point.
7155 Support FIXED_POINT_TYPE.
7156 (convert_to_complex): Support FIXED_POINT_TYPE.
7157 (convert_to_fixed): New function.
7158 * convert.h (convert_to_fixed): Declare.
7159 * genopinit.c: Add comment about $Q for only fixed-point modes.
7160 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7161 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7162 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7163 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7164 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7165 usneg_optab for fixed-point modes.
7166 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7168 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7169 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7170 unsigned saturation optabs, when type is saturating.
7171 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7172 (expand_fixed_convert): New function.
7173 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7174 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7175 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7176 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7177 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7178 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7180 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7181 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7182 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7183 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7184 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7186 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7187 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7188 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7189 fractuns, satfractuns.
7190 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7191 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7192 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7193 OTI_ssmsub_widen, OTI_usmsub_widen.
7194 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7195 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7196 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7197 umsub_widen_optab, usmsub_widen_optab): Define.
7198 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7200 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7202 (expand_fixed_convert): Declare.
7203 * expr.c (convert_move): Support the move of fixed-point modes.
7204 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7205 (categorize_ctor_elements_1): Handle FIXED_CST.
7206 (count_type_elements): Handle FIXED_POINT_TYPE.
7207 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7208 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7210 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7211 multiply and add/subtract for fixed-point types.
7212 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7213 mode, we jump to binop directly.
7214 Support FIXED_CONVERT_EXPR.
7215 (do_store_flag): Check FIXED_CST to put a constant second.
7216 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7217 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7218 (const_vector_from_tree): Support FIXED_CST.
7219 * doc/extend.texi (Fixed-Point): New node.
7220 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7221 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7222 satfract, fractuns, satfractuns): Document them.
7224 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7226 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7227 addresses into I registers.
7229 2007-09-06 Jan Hubicka <jh@suse.cz>
7230 Andreas Tobler <a.tobler@schweiz.org>
7232 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7234 (machopic_legitimize_pic_address): Likewise.
7236 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7237 Jan Hubicka <jh@suse.cz>
7239 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7240 instead of ufloat_optab->handlers directly.
7241 (floatdidf2): Likewise.
7243 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7245 * config/mips/mips.c: Include diagnostic.h.
7246 (mips_set_current_function): Check errorcount and sorrycount
7247 before generating RTL.
7249 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7252 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7253 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7254 (print_operand_reloc): Likewise.
7256 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7260 2007-09-06 Jan Hubicka <jh@suse.cz>
7262 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7265 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7267 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7268 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7270 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7272 * optabs.c (expand_float): Convert unsigned integer as signed only
7273 if it provides sufficient accuracy; add mode argument to real_2expN.
7274 (expand_fix): Fix comment typos; extend binary float into mode
7275 wider than destination for converion to unsigned integer; add mode
7276 argument to real_2expN.
7277 * real.c (real_2expN): Add mode argument to special-case decimal
7279 * real.h (real_2expN): Ditto.
7280 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7282 (fixed_from_string): Ditto.
7283 (fixed_to_decimal): Ditto.
7284 (fixed_convert_from_real): Ditto.
7285 (real_convert_from_fixed): Ditto.
7286 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7287 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7288 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7289 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7291 2007-09-06 Tom Tromey <tromey@redhat.com>
7293 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7294 * c-pch.c (c_common_read_pch): Restore current location after
7296 * tree.c (expand_location): Update.
7297 (expr_filename): Changed return type. Unified the two cases.
7298 (expr_lineno): Likewise.
7299 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7301 * toplev.c (line_table): Changed type.
7302 (general_init): Update.
7303 (realloc_for_line_map): New function.
7304 (general_init): Allocate line_table using GC.
7305 * fix-header.c (line_table): Changed type.
7306 (read_scan_file): Update.
7307 (read_scan_file): Update.
7308 * c-ppoutput.c (maybe_print_line): Update.
7309 (print_line): Update.
7310 (cb_line_change): Update.
7311 (cb_define): Update.
7312 (pp_file_change): Update.
7313 * c-opts.c (c_common_init_options): Update.
7314 (finish_options): Update.
7315 (push_command_line_include): Update.
7316 * c-lex.c (cb_line_change): Update.
7317 (cb_def_pragma): Update.
7318 (cb_define): Update.
7320 (c_lex_with_flags): Use cpp_get_token_with_location.
7321 * input.h (line_table): Changed type.
7322 (location_from_locus): New macro.
7323 * tree.h (EXPR_FILENAME): No longer an lvalue.
7324 (EXPR_LINENO): Likewise.
7325 (expr_locus, set_expr_locus): Declare separately for
7326 USE_MAPPED_LOCATION.
7327 (expr_filename, expr_lineno): Changed return type.
7328 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7329 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7330 (expand_gimple_basic_block): Likewise.
7331 * final.c (final_scan_insn): Use expanded_location.
7333 2007-09-06 Richard Guenther <rguenther@suse.de>
7335 PR tree-optimization/32586
7336 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7337 folding if nothing changed.
7338 (simplify_unary_expression): New function. Do tree combining
7339 on conversion like codes.
7340 (try_to_simplify): Call it.
7341 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7342 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7344 2007-09-06 Jan Hubicka <jh@suse.cz>
7347 * cse.c (fold_rtx): Avoid invalid sharing.
7349 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7351 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7352 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7354 2007-09-06 Revital Eres <eres@il.ibm.com>
7356 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7357 Fix offsettable memory reference for 750CL.
7359 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7361 * reload.c (find_reloads_address_1): Try to preserve original
7362 base/index regclass of operands.
7363 * regrename.c (scan_rtx_address): Likewise.
7364 (replace_oldest_value_addr): Likewise.
7366 2007-09-06 Richard Guenther <rguenther@suse.de>
7368 PR tree-optimization/33302
7369 * domwalk.c (walk_dominator_tree): The exit block is
7370 interesting even if it is not reachable.
7372 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7375 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7377 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7379 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7382 2007-09-05 Ian Lance Taylor <iant@google.com>
7384 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7386 (dump_generic_node): Likewise.
7387 * print-rtl.c (print_decl_name): Likewise.
7388 * print-tree.c (print_node_brief): Likewise.
7389 (print_node): Likewise.
7390 * Makefile.in (RTL_BASE_H): Add alias.h.
7393 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7395 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7397 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7398 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7400 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7402 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7403 (tm_defines): Define UCLIBC_DEFAULT to 1.
7404 (extra_options): Add linux.opt.
7405 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7406 (CRT_CALL_STATIC_FUNCTION): Likewise.
7407 (NO_IMPLICIT_EXTERN_C): Likewise.
7408 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7409 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7410 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7411 (ENDFILE_SPEC): Don't define.
7412 (LIB_SPEC): Likewise.
7413 (CRT_CALL_STATIC_FUNCTION): Likewise.
7414 (NO_IMPLICIT_EXTERN_C): Likewise.
7415 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7416 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7418 2007-09-06 Jan Hubicka <jh@suse.cz>
7420 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7423 2007-09-06 Jan Hubicka <jh@suse.cz>
7425 * opts.c (common_handle_option): Enable inlining functions for
7428 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7430 * builtin-attrs.def (ATTR_NONNULL_3): New.
7431 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7432 ATTR_NOTHROW_NONNULL_##FA.
7433 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7434 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7435 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7436 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7437 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7438 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7439 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7441 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7442 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7443 ATTR_FORMAT_NOTHROW_3_4): Remove.
7444 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7445 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7446 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7447 instead of ATTR_FORMAT_*_*.
7449 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7451 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7452 parts re-used for REG_FRAME_RELATED_EXPR.
7454 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7456 * optabs.c (expand_float): Convert unsigned integer as signed only
7457 if it provides sufficient accuracy; add mode argument to real_2expN.
7458 (expand_fix): Fix comment typos; extend binary float into mode
7459 wider than destination for converion to unsigned integer; add mode
7460 argument to real_2expN.
7461 * real.c (real_2expN): Add mode argument to special-case decimal
7463 * real.h (real_2expN): Ditto.
7464 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7466 (fixed_from_string): Ditto.
7467 (fixed_to_decimal): Ditto.
7468 (fixed_convert_from_real): Ditto.
7469 (real_convert_from_fixed): Ditto.
7470 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7471 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7472 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7473 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7475 2007-09-05 Ian Lance Taylor <iant@google.com>
7477 * init-regs.c (initialize_uninitialized_regs): Call
7478 emit_insn_before rather than add_insn_before.
7480 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7482 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7483 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7484 * tree-inline.h (copy_body_data): Add call_expr field.
7485 * tree-inline.c (expand_call_inline): Initialize call_expr.
7486 (copy_bb): Append anonymous inline fn arguments to arguments
7487 when inlining a CALL_EXPR_VA_ARG_PACK call.
7488 * builtins.c (expand_builtin): Issue an error if
7489 BUILT_IN_VA_ARG_PACK is seen during expand.
7490 (fold_call_expr, fold_builtin_call_array): Don't fold
7491 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7492 __builtin_va_arg_pack () call as last argument.
7493 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7494 function is __builtin_va_arg_pack (), decrease number of call
7495 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7496 * expr.c (expand_expr_real_1): Issue an error if
7497 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7498 * tree-pretty-print.c (dump_generic_node): Handle printing
7499 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7500 * doc/extend.texi (__builtin_va_arg_pack): Document.
7502 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7504 PR tree-optimization/21513
7505 * builtins.c (build_builtin_expect_predicate): New function.
7506 (fold_builtin_expect): Add argument for expected value.
7507 Distribute __builtin_expect over short-circuiting operations.
7508 Fold nested builtin_expects.
7509 (fold_builtin_2): Adjust call to fold_builtin_expect.
7511 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7514 PR tree-optimization/13756
7515 * doc/invoke.texi (Options That Control Optimization): Document
7518 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7520 * config/i386/cpuid.h: New file.
7521 * config/i386/driver-i386.c: Include cpuid.h.
7522 (describe_cache): Shrink size and line strings to 100 bytes.
7523 (detect_caches_amd): Return "" for unsupported max_ext_level.
7524 Use __cpuid function.
7525 (detect_caches_intel): Return "" for unsupported max_level.
7526 Use __cpuid function.
7527 (host_detect_local_cpu): Change feature flag variables to
7528 unsigned int. Initialize only extended feature flag variables.
7529 Use __get_cpuid_max to determine max supported cpuid level.
7530 Use __cpuid function to determine supported features. Fix
7531 calculation of family id. Remove is_amd and check signature
7532 directly. Check for Geode signature. Handle family 4 id.
7533 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7534 cpu discovery code to lower part of the function.
7535 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7536 for sub-architecture.
7537 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7538 [PROCESSOR_K8]: Add k8-sse3 architecture.
7539 [PROCESSOR_NOCONA]: Remove.
7540 [PROCESSOR_GENERIC64]: Ditto.
7541 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7542 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7543 to check for SSE and FXSAVE support.
7544 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7545 Add -minline-all-stringops.
7546 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7547 (x86_64-*-*): Ditto.
7549 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7551 * config/bfin/linux-unwind.h: New file.
7552 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7553 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7555 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7557 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7558 * stmt.c: Include alloc-pool.h.
7559 (struct case_node): Remove GTY marker.
7560 (add_case_node): New parameter case_node_pool. Use it for
7562 (expand_case): New allocation pool case_node_pool. Initialize it,
7563 pass to add_case_node and free it.
7565 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7566 David Ung <davidu@mips.com>
7567 Nigel Stephens <nigel@mips.com>
7569 Add mips16/nomips16 function attributes and -mflip-mips16 option
7570 for testing mixed-mode compilation.
7572 * config/mips/mips.opt (mflip-mips16): New.
7574 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7575 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7577 * config/mips/mips.c (mips_base_target_flags): New.
7578 (mips_base_mips16): New.
7579 (mips_base_schedule_insns): New.
7580 (mips_base_reorder_blocks_and_partition): New.
7581 (mips_base_align_loops): New.
7582 (mips_base_align_jumps): New.
7583 (mips_base_align_functions): New.
7584 (mips16_flipper): New.
7585 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7586 (TARGET_SET_CURRENT_FUNCTION): Define.
7587 (mips_mips16_type_p, mips_nomips16_type_p): New.
7588 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7589 (mips_function_ok_for_sibcall): Make it deal with functions with
7591 (mips_init_split_addresses): New, split out from override_options.
7592 (mips_init_relocs): New, split out from override_options.
7593 (was_mips16_p): New.
7594 (mips_set_mips16_mode): New, split out from override_options.
7595 (mips_set_current_function): New.
7596 (override_options): Add sorry for unsupported mips16/pic
7597 combination. Remove error for mips16/dsp combination. Save
7598 base option settings.
7599 (mips_file_start): Move mips16 mode setting output from here....
7600 (mips_output_function_prologue): ....to here.
7601 (mips_output_mi_thunk): Check for mips16 function.
7602 (build_mips16_function_stub): Don't set .mips16 here.
7603 (build_mips16_call_stub): Likewise.
7604 (mips_expand_builtin): Error in mips16 mode.
7605 (mips_use_mips16_mode_p): New.
7606 (mips_encode_section_info): Check for mips16 function, and set
7607 SYMBOL_REF_FLAGS accordingly.
7609 * doc/extend.texi (Function Attributes): Document new
7610 mips16/nomips16 attributes.
7611 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7612 (MIPS Options): Document -mflip-mips16.
7614 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7616 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7617 if we encounter TLS address in MIPS16 mode.
7618 (mips_legitimize_const_move): Check cannot_force_const_mem for
7619 the (const (plus symbol offset)) case; this forces invalid TLS
7620 address in MIPS16 mode to be caught by the above call to sorry.
7621 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7622 because that now enables emutls, which is not ABI compatible
7623 with native TLS in non-MIPS16 mode.
7625 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7627 Add target hook invoked when cfun changes.
7629 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7630 * target.h (struct gcc_target): Add set_current_function.
7631 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7632 (TARGET_INITIALIZER): Add initializer for set_current_function.
7633 * tree.h (push_struct_function): New.
7634 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7636 (set_cfun): Declare.
7637 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7639 (push_function_context_to): Use allocate_struct_function
7640 to create null context, not init_dummy_function_start. Use set_cfun.
7641 (pop_function_context_from): Use set_cfun.
7642 (in_dummy_function): New.
7643 (invoke_set_current_function_hook): New.
7645 (push_cfun, pop_cfun): Use set_cfun.
7646 (push_struct_function): New.
7647 (allocate_struct_function): Call invoke_set_current_function_hook
7649 (prepare_function_start): Don't set cfun here. Remove unused
7650 argument; fix all callers.
7651 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7652 push_struct_function.
7653 (init_function_start): Set cfun here.
7654 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7655 * omp-low.c (create_omp_child_function): Use push_struct_function
7656 and pop_cfun to save/restore state.
7657 (expand_omp_parallel): Remove unused saved_cfun variable.
7658 * cgraphunit.c (ipa_passes): Use set_cfun.
7659 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7660 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7661 * matrix-reorg.c (transform_allocation_sites): Likewise.
7662 (matrix_reorg): Use set_cfun.
7663 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7664 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7665 assignment to cfun; use set_cfun for the other.
7666 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7667 (dump_function_to_file): Use push_cfun/pop_cfun here.
7668 * c-decl.c (finish_function): Use set_cfun.
7670 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7672 * regrename.c (rerename_optimize): Use deferred rescanning and
7673 insert explicit calls to rescan insns when changed.
7675 2007-09-05 Jan Hubicka <jh@suse.cz>
7677 * optabs.c (libfunc_entry): Change optab to integer.
7678 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7679 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7680 of pointers for hashing.
7682 2007-09-05 Jan Hubicka <jh@suse.cz>
7684 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7686 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7687 * see.c (pass_see): Likewise.
7688 * tracer.c (pass_tracer): Likewise.
7689 * postreload-gcse.c (pass_gcse2): Likewise.
7690 * postreload.c (pass_postreload_cse): Likewise.
7691 * mode-switching.c (pass_mode_switching): Likewise.
7692 * modulo-sched.c (pass_sms): Likewise.
7693 * cse.c (cse_insn): Likewise.
7694 * web.c (pass_web): Likweise.
7695 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7696 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7697 * loop-init.c (pass_rtl_loop_init): Likewise.
7698 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7699 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7700 * global.c (pass_global_alloc): Likewise.
7701 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7702 pass_if_after_reload): Likewise.
7703 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7704 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7705 * regmove.c (pass_regmove): Likewise.
7706 * function.c (pass_thread_prologugues_epilogues): Likewise.
7707 * gcse.c (pass_gcse): Likewise.
7708 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7709 * lower-subreg.c (pass_lower_subreg2): Likewise.
7710 * bt-load.c (pass_branch_target_load): Likewise.
7711 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7712 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7713 * combine.c (pass_combine): Likewise.
7714 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7715 (pass_partition_blocks): Likewise.
7716 * var-tracking.c (pass_variable_track): Likewise.
7717 * reg-stack.c (pass_stack_regs_run): Likewise.
7718 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7719 * passes.c (pass_postreload): Likewise.
7720 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7721 * tree-pass.h (TODO_verify_rtl_sharing): New.
7722 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7723 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7724 TODO_set_props, TODO_df_finish, TODO_df_verify,
7725 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7727 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7729 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7730 fold_real_zero_addition_p, reorder_operands_p,
7731 div_if_zero_remainder, fold_undefer_overflow_warnings,
7732 int_binop_types_match_p, fold_convert_const_int_from_int,
7733 fold_convert_const_int_from_real,
7734 fold_convert_const_int_from_fixed,
7735 fold_convert_const_real_from_real,
7736 fold_convert_const_real_from_fixed,
7737 fold_convert_const_fixed_from_fixed,
7738 fold_convert_const_fixed_from_int,
7739 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7740 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7741 debug_fold_checksum, multiple_of_p): Constify.
7742 * tree-flow-inline.h (get_lineno): Likewise.
7743 * tree-flow.h (get_lineno): Likewise.
7744 * tree-object-size.c (compute_object_offset, addr_object_size,
7745 alloc_object_size, pass_through_call): Likewise.
7746 * tree-pretty-print.c (op_symbol, print_call_name,
7747 print_struct_decl, do_niy): Likewise.
7748 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7749 debug_fold_checksum): Likewise.
7751 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7754 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7755 note, remove the associated REG_RETVAL note.
7757 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7759 * config.gcc (powerpc*-*-*): Install
7760 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7761 * config/rs6000/spu2vmx.h: New header.
7762 * config/rs6000/si2vmx.h: New header.
7763 * config/rs6000/vec_types.h: New header.
7765 2007-09-05 Ben Elliston <bje@au.ibm.com>
7767 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7769 2007-09-05 Ben Elliston <bje@au.ibm.com>
7771 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7773 (__stdcx): Make asm volatile.
7774 (__stwcx, __stdcx): Return only 0 or 1.
7776 2007-09-05 Jan Hubicka <jh@suse.cz>
7780 2007-09-04 Jan Hubicka <jh@suse.cz>
7781 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7783 2007-09-04 Richard Guenther <rguenther@suse.de>
7784 * tree-ssa-operands.c (add_virtual_operand): Only mark
7785 stores as has_volatile_ops if alias information is not available.
7787 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7789 * config/rs6000/tramp.asm: Include config.h.
7790 Check __PIC__ or __pic__ macro instead of SHARED.
7792 PR rtl-optimization/32300
7793 * see.c (see_copy_insn): New function.
7794 (see_def_extension_not_merged, see_merge_one_use_extension,
7795 see_merge_one_def_extension): Use it. Avoid changing
7796 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7797 into sequences. Call df_insn_delete on temporary insns
7798 that won't be emitted into the insn stream.
7799 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7800 and run df_process_deferred_rescans () before run_fast_dce.
7802 PR tree-optimization/33017
7803 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7804 recurse for pure or const function calls.
7806 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7808 * c-format.c: Include alloc-pool.h.
7809 (check_format_info_main): New argument fwt_alloc. Use allocation
7810 pool instead of GC. Remove GC deallocation code.
7811 (check_format_arg): Create allocation pool, pass it to
7812 check_format_info_main and free it afterwards.
7813 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7815 2007-09-05 Ben Elliston <bje@au.ibm.com>
7817 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7818 Rename count macro arugment for clarity.
7819 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7820 (__protected_stream_set): Likewise, pass 0.
7822 2007-09-04 Jan Hubicka <jh@suse.cz>
7824 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7826 2007-09-04 Jan Hubicka <jh@suse.cz>
7828 * invoke.texi (-finline-small-functions): Document.
7829 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7830 when deciding what is inlinable.
7831 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7832 (cgraph_decide_inlining_of_small_function): Handle new flags.
7833 (cgraph_decide_inlining_incrementally): Likewise.
7834 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7835 * common.opt (finline-small-functions): New.
7836 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7838 2007-09-04 Richard Guenther <rguenther@suse.de>
7840 * tree-ssa-operands.c (add_virtual_operand): Only mark
7841 stores as has_volatile_ops if alias information is not available.
7843 2007-09-04 Andrew Haley <aph@redhat.com>
7845 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7847 2007-09-04 Andrew Haley <aph@redhat.com>
7849 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7850 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7851 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7853 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7856 * common.opt: Mention ABI version 2 in comment.
7858 2007-09-04 Jan Hubicka <jh@suse.cz>
7860 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7861 (libfunc_entry): New structure.
7862 (libfunc_hash): New hashtable.
7863 (hash_libfunc): New function.
7864 (eq_libfunc): New function.
7865 (convert_optab_libfunc): New function.
7866 (optab_libfunc): New function.
7867 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7868 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7869 expand_float, expand_fix, new_optab, new_convert_optab):
7870 Update for new libfunc API.
7871 (init_libfunc, init_integral_libfuncs,
7872 init_floating_libfuncs, init_interclass_conv_libfuncs
7873 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7874 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7875 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7876 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7877 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7878 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7879 gen_extend_conv_libfunc): New.
7880 (init_one_libfunc): Revamp for hashtables.
7881 (set_conv_libfunc): Likewise.
7882 (init_optabs): Initialize hashtable; use lazy initialization where
7884 * optabs.h (optab_handlers): Move out of GGC.
7885 (optab, convert_optab): Move out of GGC; add lazy gen info.
7886 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7887 (optab_libfunc, convert_optab_libfunc): New.
7888 * builtins.c (expand_builtin_powi): Update for new API.
7889 * expr.c (convert_move): Likewise.
7890 * expmed.c (expand_divmod): Likewise.
7892 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7894 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7895 GOT pointer only if there is a constant pool. Use the allocated space
7898 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7900 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7903 2007-09-04 Revital Eres <eres@il.ibm.com>
7904 Richard Guenther <rguenther@suse.de>
7905 R. Clint Whaley <whaley@cs.utsa.edu>
7907 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7909 * tree-tailcall.c (process_assignment): Use -fassociative-math
7910 when reodering operands of floating-point type.
7911 * fold-const.c (fold_comparison, fold_binary): Use
7912 -fassociative-math and -freciprocal-math instead of
7913 -funsafe-math-optimization flag.
7914 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7915 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7916 -freciprocal-math instead of -funsafe-math-optimizations.
7917 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7918 -fassociative-math when -ffast-math is set.
7919 (set_unsafe_math_optimizations_flags): New Function
7920 to set -freciprocal-math and -fassociative-math when
7921 -funsafe-math-optimizations is set.
7922 (common_handle_option): Call it.
7923 * tree-vectorizer.c (vect_is_simple_reduction): Use
7924 -fassociative-math when doing reduction on floats.
7925 * loop-unroll.c (analyze_insn_to_expand_var): Use
7926 -fassociative-math when expanding an accumulator of type float.
7927 * simplify-rtx.c (simplify_binary_operation_1): Use
7928 -fassociative-math and -freciprocal-math when reordeing operands
7929 of floating-point type.
7930 * combine.c (combine_simplify_rtx): Likewise.
7931 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7933 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7935 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7938 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7940 2007-09-04 Jan Hubicka <jh@suse.cz>
7942 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7944 2007-09-04 Jan Hubicka <jh@suse.cz>
7946 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7947 and corresponding MATCH_DUP.
7949 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7952 * combine.c (subst): Do not try to simplify X if it represents load
7953 of FP constant from the constant pool via float extension.
7955 2007-09-04 Ben Elliston <bje@au.ibm.com>
7957 * c-opts.c: Include "tm_p.h".
7958 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7960 2007-09-04 Richard Guenther <rguenther@suse.de>
7962 PR tree-optimization/33291
7963 * tree-pretty-print.c (dump_generic_node): Dump all
7964 qualifiers for pointer types, not only first. Dump
7965 qualifiers for aggregate types as well.
7966 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7967 use the canonical type for building ARRAY_REFs.
7968 * gimplify.c (canonicalize_addr_expr): Clean up. The
7969 correct validness check is compatibility of the pointer
7970 types. Always use the canonical type for building
7971 ARRAY_REFs and ADDR_EXPRs.
7972 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7973 change that disabled propagation of ADDR_EXPRs into statements
7976 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7978 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7979 (umulsi3_highpart): Make into expanders; existing insns are
7980 now named *[insn]_nov6. Add stars to existing [insn]_v6
7981 counterparts' names.
7983 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7985 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7986 (unprotoize.o): Remove SHLIB_MULTILIB.
7988 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7990 * doc/extend.texi: Document progmem attribute for AVR.
7992 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7995 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7997 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7999 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8002 * optabs.c: Remove unnecessary forward declarations.
8003 (expand_unop_direct): New, broken out of expand_unop.
8004 (expand_doubleword_clz): New.
8005 (expand_ctz): Move above expand_ffs. Use
8006 start_sequence, end_sequence, add_equal_note, and
8007 expand_unop_direct. Add more commentary.
8008 (expand_ffs): Try both ctz optab and expand_ctz.
8009 Generate a test and branch if the hardware doesn't give us
8010 a useful value for input zero. Style improvements similar to
8013 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8015 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8017 * config.gcc: Delete stanza for arm-semi-aof and
8018 armel-semi-aof targets.
8019 * config/arm/arm-protos.h
8021 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8022 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8023 delete aof_pic_label and remove mention of AOF in comments.
8024 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8026 * config/arm/semiaof.h
8027 * config/arm/t-semi: Delete file.
8029 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8031 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8032 CONST_CAST_BB): New macros for type-specific casts.
8033 (CONST_CAST): Add a TYPE parameter and define it in terms of
8036 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8037 * c-lex.c (cb_ident, lex_string): Likewise,
8038 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8039 * config/i386/i386.c (ix86_function_regparm,
8040 ix86_function_sseregparm): Use CONST_CAST_TREE.
8041 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8043 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8044 give_switch, set_multilib_dir): Likewise,
8045 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8046 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8047 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8048 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8049 * prefix.c (update_path): Likewise,
8050 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8051 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8052 * tree-cfg.c (tree_can_merge_blocks_p,
8053 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8054 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8055 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8056 (attribute_list_contained): Use CONST_CAST_TREE.
8058 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8060 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8062 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8065 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8066 before forcing them into a register.
8068 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8070 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8071 rather than define_code_macro.
8073 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8075 * gcc.c (xputenv): New function.
8076 (putenv_from_prefixes): Use xputenv instead of putenv.
8077 (process_command): Use xputenv instead of putenv.
8078 (set_collect_gcc_options): Use xputenv instead of putenv.
8079 (main): Use xputenv instead of putenv.
8081 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8083 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8084 availability of swap instruction.
8085 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8087 2007-09-03 Revital Eres <eres@il.ibm.com>
8089 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8092 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8093 Ayal Zaks <zaks@il.ibm.com>
8094 Revital Eres <eres@il.ibm.com>
8096 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8097 compute_split_row): New functions.
8098 (ps_unschedule_node): Remove.
8099 (normalize_sched_times): Iterate over the already scheduled
8100 insns instead of the number of nodes.
8101 (MAX_SPLIT_NUM): New definition.
8102 (sms_schedule_by_order): Change the scheduling heuristic to
8103 avoid useless increases of initiation interval ii.
8104 (get_sched_window): Add dump printouts.
8106 2007-09-02 David Daney <ddaney@avtrex.com>
8108 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8109 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8110 (optab, insn): Add more attributes.
8111 (fetchop_bit): New code macro.
8112 (immediate_insn): New code macro attribute.
8113 (sync): Change condition to ISA_HAS_SYNC.
8114 (rdhwr): Change predicate for operand 0 to register_operand.
8115 (memory_barrier): New expand.
8116 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8117 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8118 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8119 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8120 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8121 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8122 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8123 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8124 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8126 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8127 Hans-Peter Nilsson <hp@axis.com>
8129 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8130 Defined to describe availability and behavior of CLZ.
8131 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8132 * config/cris/cris.opt: Tweak comment for "-metrax4".
8133 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8134 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8135 (count_leading_zeros): Define.
8137 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8139 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8141 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8145 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8148 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8150 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8151 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8152 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8153 sched-deps.c, sched-int.h, system.h, target.h,
8154 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8155 tree.def: Fix comment typos.
8157 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8159 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8160 (override_options): Turn on -mstrict-align on non-ColdFire
8162 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8164 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8166 * c-common.c (const_strip_array_types): Delete.
8167 * c-common.h (const_strip_array_types): Likewise.
8168 * emit-rtl.c (const_next_insn, const_previous_insn,
8169 const_next_nonnote_insn, const_prev_nonnote_insn,
8170 const_next_real_insn, const_prev_real_insn,
8171 const_next_active_insn, const_prev_active_insn, const_next_label,
8172 const_prev_label): Delete.
8173 * gimple-low.c (block_may_fallthru): Use expr_last.
8174 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8175 * rtl.h (const_previous_insn, const_next_insn,
8176 const_prev_nonnote_insn, const_next_nonnote_insn,
8177 const_prev_real_insn, const_next_real_insn,
8178 const_prev_active_insn, const_next_active_insn, const_prev_label,
8179 const_next_label): Delete.
8180 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8181 * system.h (CONST_CAST): Update comment.
8182 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8183 (const_first_stmt, const_last_stmt): Delete.
8184 (tree_block_ends_with_condjump_p): Use last_stmt.
8185 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8186 * tree-iterator.c (const_expr_first, const_expr_last,
8187 const_expr_only): Delete.
8188 * tree.c (const_lookup_attribute): Likewise.
8189 (attribute_list_contained): Use lookup_attribute.
8190 * tree.h (const_lookup_attribute, const_expr_first,
8191 const_expr_last, const_expr_only): Delete.
8193 2007-09-01 Richard Guenther <rguenther@suse.de>
8195 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8196 instead of TREE_THIS_VOLATILE.
8197 * tree-ssa-operands.c (add_virtual_operand): Do not set
8198 has_volatile_ops. Do not check s_ann for NULL.
8199 (get_indirect_ref_operands): Likewise.
8200 (get_expr_operands): Likewise. For all reference trees
8201 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8202 check base of reference for TREE_THIS_VOLATILE.
8204 2007-09-01 Richard Guenther <rguenther@suse.de>
8206 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8207 between integral types. Also allow conversions between
8210 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8212 * optabs.c (prepare_float_lib_cmp): Use
8213 libgcc_cmp_return_mode instead of word_mode.
8214 * config/dfp-bit.h: Likewise.
8215 * config/fp-bit.h: Likewise.
8216 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8218 (spu_libgcc_shift_count_mode): New function.
8219 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8220 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8222 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8224 * tree-pretty-print.c: Include output.h.
8225 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8226 HOST_WIDE_INT_PRINT_DEC.
8227 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8229 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8231 PR rtl-optimization/33224
8232 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8233 to the analysed region.
8235 2007-08-31 Richard Guenther <rguenther@suse.de>
8237 * function.c (allocate_struct_function): Do not set
8238 current_function_returns_pointer.
8239 * function.h (struct var_refs_queue): Remove.
8240 (struct simple_obstack_stack): Likewise.
8241 (struct function): Remove fixup_var_refs_queue member.
8242 Remove returns_pointer flag.
8243 (current_function_returns_pointer): Remove define.
8245 2007-08-31 Nick Clifton <nickc@redhat.com>
8247 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8248 secondary keys in order to obtain a stable sort.
8250 2007-08-31 Nick Clifton <nickc@redhat.com>
8253 * config/m32r/constraints.md: Add W constraint for integer zero.
8254 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8255 Fix length calculation by using alternatives.
8257 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8259 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8260 split out from expand_binop.
8261 (avoid_expensive_constant): New function.
8262 (expand_binop_directly): Remove commutative_op argument and
8263 (expand_binop_directly): Remove commutative_op argument and
8264 call cummutative_optab_p instead. Do not change op0 or op1
8265 when swapping xop0 and xop1. Apply avoid_expensive_constant
8266 to each argument after potential swapping. Enforce the
8267 canonical order of commutative operands.
8268 (expand_binop): Use shift_optab_p and commutative_optab_p.
8269 Update the calls to expand_binop_directly. Only force constants
8270 into registers when widening an operation. Only swap operands
8271 once a direct expansion has been rejected.
8272 (expand_twoval_binop): Only force constants into registers when
8273 using a direct expansion.
8275 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8277 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8278 (sched_analyze_insn): Don't postprocess speculative dependencies when
8279 target has no scheduling.
8280 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8281 'uninitialized' warning.
8283 2007-08-31 Richard Guenther <rguenther@suse.de>
8285 * tree.c (build_complex_type): Always set TYPE_NAME for
8288 2007-08-31 Olivier Hainque <hainque@adacore.com>
8290 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8291 internal macro. Default alignment factor for csect directives, chosen
8292 to match what BIGGEST_ALIGNMENT allows.
8293 (DATA_SECTION_ASM_OP): Use it.
8294 * config/rs6000/rs6000.c
8295 (rs6000_xcoff_output_readonly_section_asm_op):
8296 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8297 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8299 2007-08-31 Olivier Hainque <hainque@adacore.com>
8301 * dbxout.c (dbxout_block): Move declaration within the first
8302 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8303 block to include the definition, together with the associated
8306 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8307 Revital Eres <eres@il.ibm.com>
8309 * doc/invoke.texi (-mpaired): Document flag.
8310 * config.gcc: Include paired.h in powerpc extra_headers and
8311 750cl.h in powerpc-*-linux*paired*.
8312 * config/rs6000/rs6000.opt (-mpaired): New flag.
8313 * config/rs6000/rs6000.c (paired_init_builtins,
8314 paired_expand_builtin, paired_expand_lv_builtin,
8315 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8316 New functions to support the paired single builtin functions.
8317 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8318 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8320 (bdesc_paired_preds): New structure for paired predicate
8322 (rs6000_expand_builtin): Expand paired single builtins.
8323 (rs6000_init_builtins): Init paired single builtins.
8324 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8325 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8326 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8327 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8328 (rs6000_vector_mode_supported_p): Support paired vector mode.
8329 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8330 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8332 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8333 (DATA_ALIGNMENT): Likewise.
8334 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8335 (rs6000_builtins): Add PAIRED builtins.
8336 * config/rs6000/rs6000.md: Include paired.md.
8337 * config/rs6000/paired.h: New.
8338 * config/rs6000/paired.md: New.
8339 * config/rs6000/750cl.h: New.
8340 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8342 2007-08-30 Ollie Wild <aaw@google.com>
8344 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8345 * gcc.c (default_compilers): Add -fno-directives-only to
8346 @assembler-with-cpp.
8348 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8352 * regclass.c (initial_fixed_regs): Revert previous change and make
8354 (initial_call_used_regs): Likewise.
8355 (initial_call_really_used_regs): Delete, reverting previous addition.
8356 (initial_reg_names): Likewise.
8357 (init_reg_sets): Revert previous change.
8358 (saved_fixed_regs): New.
8359 (saved_call_used_regs): New.
8360 (saved_call_really_used_regs): New.
8361 (saved_reg_names): New.
8362 (save_register_info): New.
8363 (restore_register_info): New.
8364 (init_reg_sets_1): Replace reset of register info with call to
8365 restore_register_info.
8366 * rtl.h (save_register_info): Declare.
8367 * toplev.c (backend_init): Call save_register_info.
8369 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8371 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8372 from the original statement.
8374 2007-08-30 Chao-ying Fu <fu@mips.com>
8376 * c-lex.c (interpret_fixed): Declare.
8377 (interpret_float): Process _Fract and _Accum.
8378 (interpret_fixed): New function.
8379 * final.c (output_addr_const): Process CONST_FIXED.
8380 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8381 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8383 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8385 (simplify_immed_subreg): Support CONST_FIXED.
8386 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8387 (simplify_subreg): Support CONST_FIXED.
8389 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8391 * config/rs6000/ppu_intrinsics.h: New file.
8392 * config.gcc (powerpc*-*-* <extra_headers>): Install
8395 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8397 * cfg.c (dump_flow_info): Change to also print entry and exit
8399 * print-rtl.c (print_rtl_single): Allow to print rtl with
8402 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8404 * df-core.h (df_dump_region): New function.
8405 * df.h (df_dump_region): New function.
8406 * loop-invariant.c (find_defs): Add call to df_dump_region.
8407 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8410 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8413 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8414 true if any of the compare_section_name calls returned true,
8415 rather than if any returned false.
8417 2007-08-30 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/33199
8420 * tree-ssa-structalias.c (handle_lhs_call): New function.
8421 (find_func_aliases): In non-IPA mode make sure that for
8422 calls that return a pointer we add a constraint for the
8423 result to point to anything.
8425 2007-08-30 Richard Guenther <rguenther@suse.de>
8427 * doc/invoke.texi (-mveclibabi): Document new target option.
8428 * config/i386/i386.opt (-mveclibabi): New target option.
8429 * config/i386/i386.c (ix86_veclib_handler): Handler for
8430 vectorization library support.
8431 (override_options): Handle the -mveclibabi option, initialize
8432 the vectorization library handler.
8433 (ix86_builtin_vectorized_function): As fallback call the
8434 vectorization library handler, if set.
8435 (ix86_veclibabi_acml): New static function for ACML ABI style
8436 vectorization support.
8438 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8440 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8441 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8442 SImode and update m. Don't run gen_lowpart_common on arbitrary
8443 memory address, force it to register first.
8446 * dce.c (dce_process_block): Don't delete setters of
8447 artificially used registers.
8449 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8451 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8452 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8453 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8455 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8457 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8459 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8460 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8462 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8464 * system.h: Activate -Wcast-qual as warning-only.
8466 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8469 * config/rs6000/rs6000.c (compare_section_name): New function.
8470 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8473 2007-08-29 Olivier Hainque <hainque@adacore.com>
8475 * xcoffout.c: #include debug.h.
8476 * Makefile.in (xcoffout.o): Add debug.h dependency.
8478 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8480 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8481 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8483 2007-08-29 Richard Guenther <rguenther@suse.de>
8485 * tree-pretty-print.c (dump_generic_node): Print
8486 label DECL_UID as D.%u.
8487 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8489 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8491 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8492 * builtins.def (BUILT_IN_REALLOC): New builtin.
8494 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8497 * tree.c (build_type_attribute_qual_variant): Set canonical types
8498 on the final, unqualified attribute variant before building the
8501 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8503 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8504 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8506 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8509 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8510 * config/bfin/bfin.md (composev2hi): Put operands into vector
8513 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8515 * config/bfin/bfin.md (composev2hi): Put operands into vector
8518 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8520 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8521 attribute when appropriate.
8522 (bfin_handle_l1_text_attribute): New.
8523 (bfin_handle_l1_data_attribute): New.
8524 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8525 l1_data_A and l1_data_B.
8526 * doc/extend.texi (node Function Attributes): Document l1_text
8528 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8529 l1_data_A and l1_data_B variable attributes.
8531 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8533 * config/bfin/bfin.opt (minline-plt): Add.
8534 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8535 call to global functions.
8536 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8537 (Blackfin Options): Document -minline-plt.
8539 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8541 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8542 given a non-function.
8543 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8545 2007-08-28 DJ Delorie <dj@redhat.com>
8547 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8549 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8553 2007-08-28 Richard Guenther <rguenther@suse.de>
8555 * tree.h (struct tree_function_decl): Increase size of
8556 function_code bitfield.
8558 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8559 Kazu Hirata <kazu@codesourcery.com>
8561 * config/m68k/linux.h
8562 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8563 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8564 (m68k_return_in_memory): New.
8565 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8568 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8571 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8572 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8573 operand) when top VEC_SELECT extracts scalar element.
8574 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8575 (*vec_extract_v4sf_mem): Ditto.
8577 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8580 * passes.c (init_optimization_passes): Move pass_df_finish
8581 after pass_postreload sublist.
8583 PR rtl-optimization/33148
8584 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8585 (neg (lt X 0)) if X has scalar int mode.
8588 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8589 initializer, use build_vector_from_ctor if possible to create
8590 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8591 even after this, return NULL.
8593 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8595 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8597 2007-08-28 Richard Guenther <rguenther@suse.de>
8599 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8600 (struct tree_function_decl): Make function_code a bitfield.
8601 Add disregard_inline_limits flag.
8602 * cgraphunit.c (cgraph_process_new_functions): Check
8603 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8604 (cgraph_preserve_function_body_p): Likewise.
8605 * ipa-inline.c (compute_inline_parameters): Likewise.
8606 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8607 for GNU C extern inline functions.
8608 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8609 * tree-inline.c (disregard_inline_limits_p): Remove.
8610 * tree-inline.h (disregard_inline_limits_p): Likewise.
8611 * c-common.c (handle_always_inline_attribute): Set
8612 DECL_DISREGARD_INLINE_LIMITS.
8613 * langhooks.c (add_builtin_function): Verify the function code
8614 fits in the bitfield.
8616 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8617 Vladimir Yanovsky <yanov@il.ibm.com>
8618 Revital Eres <eres@il.ibm.com>
8619 Andrey Belevantsev <abel@ispras.ru>
8621 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8623 * modulo-sched.c: Add documentation regarding do-loop.
8624 (doloop_register_get): Change number of arguments to support
8625 the new do-loop pattern and check whether COUNT_REG has no other
8626 occurences in the loop besides in the control part.
8627 (duplicate_insns_of_cycles): Do not duplicate the insn which
8628 changes count_reg as it is already adjusted.
8629 (generate_prolog_epilog): New argument to support the new
8630 do-loop pattern. Change the subtract instruction to use
8631 expand_simple_binop. Call duplicate_insns_of_cycles with new
8633 (sms_schedule): Call doloop_register_get and
8634 generate_prolog_epilog with new argument. Do not handle loops
8635 with single sets insns with subreg in their lhs.
8636 * loop-doloop.c (doloop_optimize): Support for another do-loop
8638 (doloop_condition_get): Gets an instruction instead of a pattern
8639 and change the return condition when the do-loop pattern is
8641 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8642 deps when considering to not create edges.
8644 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8646 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8649 2007-08-27 Jason Merrill <jason@redhat.com>
8652 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8653 zero-sized types after calling gimplify_modify_expr_rhs.
8655 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8657 * regclass.c (init_reg_autoinc): Fix typo.
8659 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8661 Fix PR tree-optimization/33173
8662 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8664 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8667 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8668 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8671 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8672 David Ung <davidu@mips.com>
8673 Nigel Stephens <nigel@mips.com>
8675 Separate target-specific initialization from general
8676 back-end initialization.
8678 * toplev.c (init_alignments): New, split out from...
8679 (process_options): ...here.
8680 (backend_init_target): New, split out from...
8681 (backend_init): ...here.
8682 (lang_dependent_init_target): New, split out from...
8683 (lang_dependent_init): ...here.
8684 (target_reinit): New.
8685 * toplev.h (target_reinit): Declare.
8686 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8687 now can be called more than once. Update comments.
8688 * expr.h (init_expr_target): Likewise.
8689 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8690 now can be called more than once. Explicitly zero
8691 static_reg_base_value.
8692 * emit-rtl.c (init_emit_regs): New, split out from...
8693 (init_emit_once): Here.
8694 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8695 non-const, so that changes from command-line arguments can overwrite
8696 values provided by the static initializers.
8697 (initial_call_really_used_regs): New, used similarly to the above.
8698 (initial_reg_names): Likewise.
8699 (last_mode_for_init_move_cost): Promoted function-local static to
8700 file-scope static to make it accessible outside init_move_cost.
8701 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8702 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8703 reg_names since it is needed for parsing command-line options.
8704 (init_move_cost): Use last_mode_for_init_move_cost instead of
8705 function-local static.
8706 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8707 call_really_used_regs now. Reinitialize reg_names. Also
8708 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8709 reg_class_superunion. Clear losing_caller_save_reg_set.
8710 Preserve global registers if called more than once. Reset
8711 move cost, may_move_in_cost, may_move_out_cost, and
8712 last_mode_for_init_move_cost.
8713 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8714 can now be invoked more than once. Update comments.
8715 (init_regs): Update comments.
8716 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8717 and initial_call_really_used_regs, instead of the non-initial
8718 variables. This allows us to save the command-line register settings
8719 after target reinitialization.
8720 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8721 * rtl.h (init_emit_regs): Declare.
8722 (init_reg_modes_target, init_alias_target): Renamed as described
8724 * reload1.c (init_reload): Update comments.
8725 * optabs.c (init_optabs): Likewise.
8726 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8728 2007-08-26 Chao-ying Fu <fu@mips.com>
8730 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8733 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8737 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8739 * bb-reorder.c (copy_bb_p): Likewise.
8740 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8741 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8742 block_ends_with_condjump_p): Likewise.
8743 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8744 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8745 block_ends_with_condjump_p): Likewise.
8746 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8747 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8748 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8749 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8750 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8751 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8752 debug_true_const_tree instad of debug_true_tree.
8753 * debug.c (do_nothing_debug_hooks): Likewise.
8754 * debug.h (ignore_block, debug_true_const_tree): Constify.
8755 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8756 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8757 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8758 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8759 dbx_reg_number, is_based_loc, field_type,
8760 simple_type_align_in_bits, simple_decl_align_in_bits,
8761 simple_type_size_in_bits, field_byte_offset, insert_float,
8762 type_tag, member_declared_type, is_redundant_typedef,
8763 secname_for_decl, is_inlined_entry_point): Likewise.
8764 * emit-rtl.c (const_next_insn, const_previous_insn,
8765 const_next_nonnote_insn, const_prev_nonnote_insn,
8766 const_next_real_insn, const_prev_real_insn,
8767 const_next_active_insn, const_prev_active_insn, const_next_label,
8768 const_prev_label): Likewise.
8769 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8771 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8772 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8773 sched_insn_is_legitimate_for_speculation_p): Likewise.
8774 * jump.c (reversed_comparison_code_parts,
8775 reversed_comparison_code, reversed_comparison, condjump_label):
8777 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8778 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8780 * rtl.h (const_previous_insn, const_next_insn,
8781 const_prev_nonnote_insn, const_next_nonnote_insn,
8782 const_prev_real_insn, const_next_real_insn,
8783 const_prev_active_insn, const_next_active_insn, const_prev_label,
8784 const_next_label, modified_between_p, modified_in_p,
8785 const_note_storeskeep_with_call_p, condjump_label,
8786 reversed_comparison, reversed_comparison_code,
8787 reversed_comparison_code_parts, memory_modified_in_insn_p,
8788 stack_regs_mentioned): Likewise.
8789 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8790 keep_with_call_p): Likewise.
8791 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8792 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8793 sd_lists_size, sd_lists_empty_p): Likewise.
8794 * sched-int.h (sched_insns_conditions_mutex_p,
8795 haifa_classify_insn, no_real_insns_p,
8796 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8797 sd_lists_size, sd_lists_empty_p): Likewise.
8798 * sdbout.c (sdb_debug_hooks): Likewise.
8799 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8800 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8801 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8803 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8804 tree_can_throw_internal): Likewise.
8805 * tree-flow-inline.h (phi_nodes): Likewise.
8806 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8807 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8808 * tree-gimple.c (const_get_call_expr_in): Likewise.
8809 * tree-gimple.h (const_get_call_expr_in): Likewise.
8810 * tree.c (const_lookup_attribute, attribute_list_equal,
8811 attribute_list_contained): Likewise.
8812 * tree.h (attribute_list_equal, attribute_list_contained,
8813 const_lookup_attribute): Likewise.
8814 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8816 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8818 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8819 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8821 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8824 * config/alpha/constraints.md: Delete "svn:mime-type" property
8825 with svn propdel "svn:mime-type".
8827 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8830 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8831 non NOTE insn doesn't cross basic block.
8832 (noce_try_abs): Likewise.
8833 (noce_process_if_block): Likewise.
8835 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8838 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8839 operand without auto-inc-dec.
8840 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8841 offsettable_mem_operand.
8842 (floatunssidf2_internal): Same.
8843 (fix_truncdfsi2_internal): Same.
8844 (floatsidf_ppc64): Same.
8845 (floatunssidf_ppc64): Same.
8846 (fix_trunctfsi2_internal): Same.
8848 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8851 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8852 pass defines needed for version.c.
8854 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8856 * configure.ac (--debug-prefix-map check): Change assembler
8857 version presumed to have feature to 2.18.
8858 * configure: Regenerate.
8860 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8862 * c-common.c (vector_types_convertible_p,
8863 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8864 self_promoting_args_p): Constify.
8865 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8866 c_promoting_integer_type_p, self_promoting_args_p,
8867 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8868 * c-decl.c (anon_aggr_type_p): Likewise.
8869 * * c-dump.c (dump_stmt): Likewise.
8870 * c-objc-common.c (has_c_linkage): Likewise.
8871 * c-tree.h (same_translation_unit_p): Likewise.
8872 * c-typeck.c (null_pointer_constant_p,
8873 tagged_types_tu_compatible_p, function_types_compatible_p,
8874 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8875 comptypes_internal, struct tagged_tu_seen_cache,
8876 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8877 c_size_in_bytes): Likewise.
8878 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8879 hash_ptr, eq_ptr): Likewise.
8880 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8881 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8882 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8883 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8885 * optabs.c (optab_for_tree_code): Likewise.
8886 * optabs.h (optab_for_tree_code): Likewise.
8887 * rtl.h (simplify_rtx): Likewise.
8888 * simplify-rtx.c (simplify_rtx): Likewise.
8889 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8890 dump_flag, dump_node): Likewise.
8891 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8892 queue_and_dump_type, dump_flag): Likewise.
8893 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8894 * tree-pass.h (dump_node): Likewise.
8895 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8896 supportable_narrowing_operation): Likewise.
8897 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8898 supportable_narrowing_operation): Likewise.
8899 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8900 is_negative_overflow_infinity, is_positive_overflow_infinity,
8901 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8902 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8903 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8904 ssa_name_nonzero_p, fp_predicate): Likewise.
8905 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8906 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8907 ssa_name_nonnegative_p): Likewise.
8909 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8911 * config.gcc : Add x86_64-elf target.
8913 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8915 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8917 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8918 Nigel Stephens <nigel@mips.com>
8922 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8923 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8924 * expr.c (SET_BY_PIECES_P): Define.
8925 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8926 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8927 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8929 * expr.h (SET_RATIO): Define.
8930 (can_store_by_pieces, store_by_pieces): Update prototypes.
8931 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8932 can_store_by_pieces/store_by_pieces.
8933 (expand_builtin_memcpy_args): Likewise.
8934 (expand_builtin_strncpy): Likewise.
8935 (expand_builtin_memset_args): Likewise. Also remove special case
8936 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8937 decide what to do instead.
8938 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8939 to can_store_by_pieces.
8941 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8942 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8944 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8945 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8946 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8947 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8948 (STORE_BY_PIECES_P): Define.
8950 2007-08-24 Tom Tromey <tromey@redhat.com>
8952 * varpool.c (varpool_last_needed_node): Fix comment typo.
8953 * c-decl.c (duplicate_decls): Fix comment typo.
8954 (clone_underlying_type): Update comment.
8956 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8958 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8959 alpha_in_small_data_p, alpha_split_complex_arg,
8960 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8962 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8963 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8965 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8966 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8967 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8968 * config/darwin.c (darwin_binds_local_p): Likewise.
8969 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8971 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8972 i386_pe_valid_dllimport_attribute_p): Likewise.
8973 * config/i386/i386.c (ix86_function_regparm,
8974 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8975 x86_can_output_mi_thunk, ix86_mangle_type,
8976 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8977 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8978 i386_pe_binds_local_p): Likewise.
8979 * config/ia64/ia64.c
8980 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8981 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8982 ia64_invalid_conversion, ia64_invalid_unary_op,
8983 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8985 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8986 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8987 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8988 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8989 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8990 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8991 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8992 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8993 * config/pa/pa.c (pa_commutative_p): Likewise.
8994 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8996 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8997 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8998 rs6000_use_blocks_for_constant_p,
8999 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9000 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9001 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9002 * config/s390/s390.c (s390_mangle_type,
9003 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9005 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9006 th_in_small_data_p): Likewise.
9007 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9008 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9010 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9011 sparc_mangle_type): Likewise.
9012 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9013 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9014 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9016 * hooks.c (hook_bool_mode_const_rtx_false,
9017 hook_bool_mode_const_rtx_true,
9018 hook_bool_const_tree_hwi_hwi_const_tree_false,
9019 hook_bool_const_tree_hwi_hwi_const_tree_true,
9020 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9021 hook_constcharptr_const_tree_null,
9022 hook_constcharptr_const_rtx_null,
9023 hook_constcharptr_const_tree_const_tree_null,
9024 hook_constcharptr_int_const_tree_null,
9025 hook_constcharptr_int_const_tree_const_tree_null): New.
9026 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9027 hook_bool_tree_hwi_hwi_tree_false,
9028 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9029 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9030 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9031 hook_constcharptr_int_tree_null,
9032 hook_constcharptr_int_tree_tree_null): Delete.
9033 (default_can_output_mi_thunk_no_vcall): Constify.
9034 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9035 hook_bool_tree_hwi_hwi_tree_false,
9036 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9037 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9038 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9039 hook_constcharptr_int_tree_null,
9040 hook_constcharptr_int_tree_tree_null): Delete.
9041 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9042 hook_bool_const_tree_hwi_hwi_const_tree_false,
9043 hook_bool_const_tree_hwi_hwi_const_tree_true,
9044 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9045 hook_constcharptr_const_tree_null,
9046 hook_constcharptr_const_rtx_null,
9047 hook_constcharptr_const_tree_const_tree_null,
9048 hook_constcharptr_int_const_tree_null,
9049 hook_constcharptr_int_const_tree_const_tree_null): New.
9050 (default_can_output_mi_thunk_no_vcall): Constify.
9051 * integrate.c (function_attribute_inlinable_p): Likewise.
9052 * integrate.h (function_attribute_inlinable_p): Likewise.
9053 * jump.c (rtx_renumbered_equal_p): Likewise.
9054 * output.h (decl_readonly_section, categorize_decl_for_section,
9055 default_use_anchors_for_symbol_p, default_binds_local_p,
9056 default_binds_local_p_1): Likewise.
9057 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9059 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9060 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9061 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9062 TARGET_COMP_TYPE_ATTRIBUTES,
9063 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9064 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9065 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9066 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9067 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9068 * target.h (can_output_mi_thunk, needs_block_p,
9069 first_cycle_multipass_dfa_lookahead_guard_spec,
9070 vector_alignment_reachable, comp_type_attributes,
9071 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9072 commutative_p, use_blocks_for_constant_p,
9073 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9074 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9075 invalid_within_doloop, valid_dllimport_attribute_p,
9076 split_complex_arg, invalid_arg_for_unprototyped_fn,
9077 invalid_conversion, invalid_unary_op, invalid_binary_op):
9079 * targhooks.c (default_invalid_within_doloop,
9080 hook_invalid_arg_for_unprototyped_fn,
9081 default_builtin_vector_alignment_reachable): Likewise.
9082 (hook_bool_rtx_commutative_p): Delete.
9083 (hook_bool_const_rtx_commutative_p): New.
9084 * targhooks.h (default_invalid_within_doloop,
9085 default_builtin_vector_alignment_reachable,
9086 hook_invalid_arg_for_unprototyped_fn): Constify.
9087 (hook_bool_rtx_commutative_p): Delete.
9088 (hook_bool_const_rtx_commutative_p): New.
9089 * varasm.c (bss_initializer_p, decl_default_tls_model,
9090 categorize_decl_for_section, decl_readonly_section,
9091 default_use_anchors_for_symbol_p, default_binds_local_p,
9092 default_binds_local_p_1): Constify.
9094 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9097 __NO_BUILTIN if -fno-builtin.
9099 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9101 * config/bfin/bfin.c (print_operand): Report error instead of
9102 ICE for wrong operand.
9104 2007-08-24 Michael Matz <matz@suse.de>
9106 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9108 2007-08-24 Richard Guenther <rguenther@suse.de>
9111 * tree-ssa.c (useless_type_conversion_p): Split into a
9112 recursive and a non-recursive part.
9113 (useless_type_conversion_p_1): New function.
9114 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9115 from maybe_fold_offset_to_reference is trivially convertible
9116 to the desired type before doing the simplification.
9118 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9120 * expr.c (store_expr): Optimize initialization of an array
9122 * expr.h (builtin_strncpy_read_str): New prototype.
9123 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9126 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9129 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9130 field when initializing if_info structure.
9132 2007-08-24 Richard Guenther <rguenther@suse.de>
9134 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9136 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9137 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9138 * tree-inline.c (inlinable_function_p): Fold in common parts of
9139 the cannot_inline_tree_fn langhook.
9140 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9141 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9142 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9143 cannot_inline_tree_fn langhook.
9144 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9145 cannot_inline_tree_fn member.
9147 2007-08-24 Richard Guenther <rguenther@suse.de>
9149 * expr.c (get_inner_reference): Do computation of bitoffset
9150 from offset in a way we can detect overflow reliably.
9152 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9154 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9156 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9158 * config/bfin/bfin.opt (mfast-fp): Add.
9159 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9160 libbffastfp override libgcc if -mfast-fp.
9161 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9162 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9163 (Blackfin Options): Document -mfast-fp.
9165 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9167 PR tree-optimization/32573
9169 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9170 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9171 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9172 (build_classic_dist_vector): Return false rather than true if
9173 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9174 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9175 returned false. Don't call save_dist_v before calling
9176 build_classic_dist_vector_1.
9177 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9178 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9179 DDR_DIR_VECTS vectors.
9181 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9183 * configure.ac (leb128): Modify sed statement to work with any
9184 binutils version string.
9185 * configure: Regenerate
9187 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9189 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9190 Wrap in RTX_CODE macro guard.
9191 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9192 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9193 arm_mark_dllimport, arm_pe_encode_section_info,
9194 arm_pe_unique_section): Use ISO-C function declarations.
9195 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9196 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9197 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9199 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9200 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9202 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9204 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9205 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9206 (register_move_cost): Use ISO-C function declarations.
9207 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9208 * config/score/score-protos.h (score_declare_object): Add
9210 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9212 * final.c (profile_function): Avoid empty if-bodies.
9215 * calls.c (must_pass_in_stack_var_size,
9216 must_pass_in_stack_var_size_or_pad): Constify.
9217 * config/alpha/alpha-protos.h (function_value): Likewise.
9218 * config/alpha/alpha.c (alpha_return_in_memory,
9219 alpha_pass_by_reference, function_value,
9220 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9221 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9223 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9224 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9225 TARGET_PROMOTE_PROTOTYPES): Likewise.
9226 * config/arm/arm-protos.h (arm_return_in_memory,
9227 arm_pad_arg_upward, arm_function_value): Likewise.
9228 * config/arm/arm.c (arm_pass_by_reference,
9229 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9230 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9231 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9233 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9234 * config/avr/avr-protos.h (avr_function_value): Likewise.
9235 * config/avr/avr.c (avr_return_in_memory,
9236 gas_output_limited_string, gas_output_ascii, avr_function_value,
9237 avr_return_in_memory): Likewise.
9238 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9239 * config/bfin/bfin.c (bfin_pass_by_reference,
9240 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9241 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9243 * config/cris/cris.c (cris_pass_by_reference,
9244 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9245 * config/crx/crx.c (crx_return_in_memory): Likewise.
9246 * config/darwin.c (function_base, machopic_function_base_name):
9248 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9249 TARGET_PROMOTE_PROTOTYPES): Likewise.
9250 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9251 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9252 * config/i386/i386-protos.h (ix86_return_in_memory,
9253 ix86_sol10_return_in_memory): Likewise.
9254 * config/i386/i386.c (ix86_function_value,
9255 ix86_function_sseregparm, ix86_must_pass_in_stack,
9256 type_natural_mode, classify_argument, examine_argument,
9257 construct_container, ix86_pass_by_reference, function_value_32,
9258 function_value_64, ix86_function_value_1, return_in_memory_32,
9259 return_in_memory_64, return_in_memory_ms_64,
9260 ix86_return_in_memory, ix86_sol10_return_in_memory,
9261 TARGET_PROMOTE_PROTOTYPES): Likewise.
9262 * config/ia64/ia64-protos.h (ia64_function_value,
9263 ia64_hpux_function_arg_padding): Likewise.
9264 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9265 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9266 ia64_hpux_function_arg_padding): Likewise.
9267 * config/iq2000/iq2000-protos.h (function_arg,
9268 iq2000_function_value): Likewise.
9269 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9270 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9271 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9272 function_arg, iq2000_function_value): Likewise.
9273 * config/m32c/m32c-protos.h (m32c_function_value,
9274 m32c_promote_function_return): Likewise.
9275 * config/m32c/m32c.c (m32c_pass_by_reference,
9276 m32c_promote_prototypes, m32c_promote_function_return,
9277 m32c_function_value): Likewise.
9278 * config/m32r/m32r.c (m32r_return_in_memory,
9279 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9280 m32r_in_small_data_p): Likewise.
9281 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9283 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9284 m68hc11_function_arg_padding): Likewise.
9285 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9286 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9287 m68k_function_value): Likewise.
9288 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9289 mcore_function_value): Likewise.
9290 * config/mcore/mcore.c (handle_structs_in_regs,
9291 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9292 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9293 mcore_num_arg_regs, mcore_function_value): Likewise.
9294 * config/mips/mips-protos.h (mips_pad_arg_upward,
9295 mips_function_value): Likewise.
9296 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9297 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9298 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9299 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9300 mips_function_value): Likewise.
9301 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9303 * config/mmix/mmix.c (mmix_pass_by_reference,
9304 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9305 mmix_encode_section_info): Likewise.
9306 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9308 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9309 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9310 mn10300_function_value): Likewise.
9311 * config/mt/mt-protos.h (mt_function_value): Likewise.
9312 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9313 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9314 * config/pa/pa-protos.h (function_arg_padding, function_value,
9315 pa_return_in_memory): Likewise.
9316 * config/pa/pa.c (pa_pass_by_reference,
9317 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9318 function_arg_padding, function_value, pa_return_in_memory):
9320 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9321 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9322 function_arg_padding): Likewise.
9323 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9324 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9325 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9327 function_arg_padding, altivec_expand_dst_builtin,
9328 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9329 altivec_init_builtins, rs6000_common_init_builtins,
9330 rs6000_function_value): Likewise.
9331 * s390/s390-protos.h (s390_function_value): Likewise.
9332 * config/s390/s390.c (s390_function_arg_size,
9333 s390_pass_by_reference, s390_return_in_memory,
9334 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9335 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9336 * config/score/score-protos.h (score_function_value): Likewise.
9337 * config/score/score.c (score_arg_partial_bytes,
9338 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9339 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9340 score_pass_by_reference, score_add_offset, score_function_value):
9342 * config/sh/sh-protos.h (sh_attr_renesas_p,
9343 sh_promote_prototypes): Likewise.
9344 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9345 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9346 sh_attr_renesas_p): Likewise.
9347 * config/sparc/sparc-protos.h (function_value,
9348 function_arg_padding): Likewise.
9349 * config/sparc/sparc.c (sparc_promote_prototypes,
9350 sparc_return_in_memory, sparc_pass_by_reference,
9351 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9352 function_arg_record_value_2, function_arg_record_value_1,
9353 function_arg_record_value, function_arg_record_value,
9354 function_arg_padding, function_value): Likewise.
9355 * config/spu/spu-protos.h (spu_function_value): Likewise.
9356 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9357 spu_function_value): Likewise.
9358 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9360 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9361 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9362 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9364 * config/v850/v850.c (v850_return_in_memory,
9365 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9366 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9367 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9368 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9369 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9371 * explow.c (promote_mode, hard_function_value): Likewise.
9372 * expr.h (hard_function_value, promote_mode): Likewise.
9373 * function.c (aggregate_value_p): Likewise.
9374 * hooks.c (hook_bool_const_tree_true): New.
9375 * hooks.h (hook_bool_const_tree_true): New.
9376 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9377 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9378 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9379 TARGET_RETURN_IN_MSB): Likewise.
9380 * target.h (promote_function_args, promote_function_return,
9381 promote_prototypes, return_in_memory, return_in_msb,
9382 pass_by_reference, must_pass_in_stack, callee_copies,
9383 function_value): Likewise.
9384 * targhooks.c (default_return_in_memory,
9385 hook_pass_by_reference_must_pass_in_stack,
9386 hook_callee_copies_named,
9387 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9388 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9389 default_function_value): Likewise.
9390 * targhooks.h (default_return_in_memory,
9391 hook_pass_by_reference_must_pass_in_stack,
9392 hook_callee_copies_named,
9393 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9394 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9395 default_function_value): Likewise.
9396 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9397 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9398 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9399 * tree.c (needs_to_live_in_memory): Likewise.
9400 * tree.h (struct tree_type, needs_to_live_in_memory,
9401 aggregate_value_p, must_pass_in_stack_var_size,
9402 must_pass_in_stack_var_size_or_pad): Likewise.
9403 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9404 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9405 lookup_filename): Likewise.
9407 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9410 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9411 fake fcomi i387 instruction for !TARGET_CMOVE.
9412 (ix86_expand_branch): Expand natural sequence with one jump for
9413 all targets, not only TARGET_CMOVE.
9414 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9415 pattern to implement fake fcomi sequence. Split instruction after
9416 reload to correct compare sequences.
9417 (*cmpfp_xf_cc): Ditto.
9418 (*cmpfp_<mode>_cc): Ditto.
9419 (*cmpfp_u_cc): Ditto.
9420 (*cmpfp_<mode>_cc): Ditto.
9422 2007-08-23 Richard Guenther <rguenther@suse.de>
9424 * tree-pretty-print.c (dump_generic_node): Annotate
9425 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9427 2007-08-23 Richard Guenther <rguenther@suse.de>
9429 * builtins.c (expand_builtin_mathfn): Wrap argument in
9430 save_expr directly instead of re-building the call.
9431 (expand_builtin_mathfn_2): Likewise.
9432 (expand_builtin_mathfn_3): Likewise.
9433 (expand_builtin_interclass_mathfn): Likewise.
9434 (expand_builtin_int_roundingfn): Set arg.
9435 (expand_builtin_int_roundingfn_2): Likewise.
9437 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9439 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9440 *sse_nand<mode>3, *sse_xor<mode>3): New.
9442 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9444 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9445 * config/i386/i386.c (print_operand): Handle ';' code. Output
9446 semicolon for TARGET_MACHO.
9447 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9448 emit semicolon after 'lock' prefix.
9449 (sync_double_compare_and_swap<mode>): Ditto.
9450 (*sync_double_compare_and_swapdi_pic): Ditto.
9451 (*sync_compare_and_swap_cc<mode>): Ditto.
9452 (sync_double_compare_and_swap_cc<mode>): Ditto.
9453 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9454 (sync_old_add<mode>): Ditto.
9455 (sync_add<mode>): Ditto.
9456 (sync_sub<mode>): Ditto.
9457 (sync_ior<mode>): Ditto.
9458 (sync_and<mode>): Ditto.
9459 (sync_xor<mode>): Ditto.
9461 2007-08-22 Chao-ying Fu <fu@mips.com>
9463 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9465 (copy_rtx): Handle CONST_FIXED.
9466 (rtx_equal_p): Likewise.
9467 * rtl.h (fixed_value.h): New include.
9468 (rtx_def): Add a new field of fixed_value to u.
9469 (XCNMPFV): Define for accessing fixed_value.
9470 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9472 * rtl.def (CONST_FIXED): New constant.
9473 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9474 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9475 US_ASHIFT): New codes.
9476 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9477 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9478 unsigned_fract_convert, unsigned_sat_fract): Document them.
9479 * varasm.c (assemble_integer): Extend to support fixed-point constants
9480 by using different machine classes.
9481 (decode_addr_const): Handle FIXED_CST.
9482 (const_hash_1): Likewise.
9483 (compare_constant): Likewise.
9484 (copy_constant): Likewise.
9485 (const_rtx_hash_1): Handle CONST_FIXED.
9486 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9487 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9489 (initializer_constant_valid_p): Handle FIXED_CST.
9490 (output_constant): Support FIXED_POINT_TYPE.
9491 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9492 * cse.c (hash_rtx): Support CONST_FIXED.
9493 (exp_equiv_p): Likewise.
9494 (cannon_reg): Likewise.
9495 (fold_rtx): Likewise.
9496 (equiv_constant): Likewise.
9497 (cse_process_notes_1): Likewise.
9498 (count_reg_usage): Likewise.
9499 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9500 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9501 (wrap_constant): Check CONST_FIXED.
9502 (cselib_hash_rtx): Support CONST_FIXED.
9503 (cselib_subst_to_values): Likewise.
9504 * df-scan.c (df_uses_record): Likewise.
9505 * gcse.c (want_to_gcse_p): Likewise.
9506 (oprs_unchanged_p): Likewise.
9507 (oprs_not_set_p): Likewise.
9508 (compute_transp): Likewise.
9509 (extract_mentioned_regs_helper): Likewise.
9510 * genemit.c (gen_exp): Likewise.
9511 * local-alloc.c (equiv_init_varies_p): Likewise.
9512 (contains_replace_regs): Likewise.
9513 (memref_referenced_p): Likewise.
9514 * loop-invariant.c (check_maybe_invariant): Likewise.
9515 (hash_invariant_expr_1): Likewise.
9516 (invariant_expr_equal_p): Likewise.
9517 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9518 * regclass.c (reg_scan_mark_refs): Likewise.
9519 * regrename.c (scan_rtx): Likewise.
9520 * resource.c (mark_referenced_resources): Likewise.
9521 (mark_set_resources): Likewise.
9522 * rtlanal.c (rtx_unstable_p): Likewise.
9523 (rtx_varies_p): Likewise.
9524 (count_occurrences): Likewise.
9525 (reg_mentioned_p): Likewise.
9526 (modified_between_p): Likewise.
9527 (modified_in_p): Likewise.
9528 (volatile_insn_p): Likewise.
9529 (volatile_refs_p): Likewise.
9530 (side_effects_p): Likewise.
9531 (may_trap_p_1): Likewise.
9532 (inequality_comparisons_p): Likewise.
9533 (computed_jump_p_1): Likewise.
9534 (commutative_operand_precedence): Likewise.
9535 * sched-deps.c (sched_analyze_2): Likewise.
9536 * sched-vis.c (print_value): Likewise.
9537 * reload.c (operands_match_p): Likewise.
9538 (subst_reg_equivs): Likewise.
9539 * reload1.c (eliminate_regs_1): Likewise.
9540 (elimination_effects): Likewise.
9541 (scan_paradoxical_subregs): Likewise.
9542 * alias.c (rtx_equal_for_memref_p): Likewise.
9543 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9544 * emit-rtl.c (const_fixed_htab): New hash table.
9545 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9547 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9548 const_fixed_from_fixed_value): New functions.
9549 (verify_rtx_sharing): Handle CONST_FIXED.
9550 (copy_rtx_if_shared_1): Likewise.
9551 (reset_used_flags): Likewise.
9552 (set_used_flags): Likewise.
9553 (copy_insn_1): Likewise.
9554 (init_emit_once): Create const_fixed_htab.
9555 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9557 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9559 PR tree-optimization/32949
9560 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9561 before failing for ivs with non-constant step.
9563 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9565 * doc/md.texi (Iterators): Renamed from Macros. All contents
9566 changed to reflect rename of respectively define_code_macro and
9567 define_mode_macro to define_code_iterator and define_mode_iterator.
9568 (Mode Iterators, Code Iterators): Similar.
9569 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9570 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9571 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9572 (initialize_iterators, find_iterator, check_code_iterator)
9573 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9574 (read_mapping, read_rtx_1): Similar.
9575 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9576 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9577 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9578 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9579 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9580 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9581 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9582 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9583 config/rs6000/sync.md, config/rs6000/rs6000.md,
9584 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9585 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9586 config/vax/vax.md, config/bfin/bfin.md: Similar.
9588 2007-08-22 David Daney <ddaney@avtrex.com>
9590 * doc/install.texi (Testing): Mention testing on a simulator.
9592 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9594 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9596 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9597 and rearrange floating point conversion functions into different
9600 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9602 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9603 dfa_post_advance_cycle): New scheduler hooks.
9604 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9605 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9607 (TARGET_SCHED): Use them.
9608 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9609 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9610 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9612 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9613 function to facilitate debugging.
9614 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9615 (output_insn_has_dfa_reservation_p): New static function to output
9616 insn_has_dfa_reservation_p ().
9617 (write_automata): Use it.
9618 * genattr.c (main): Output declaration for
9619 insn_has_dfa_reservation_p ().
9621 2007-08-22 Christian Bruel <christian.bruel@st.com>
9622 Richard Guenther <rguenther@suse.de>
9624 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9625 * simplify_rtx (simplify_binary_operation_1): Likewise.
9627 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9629 PR rtl-optimization/32557
9630 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9631 of REGNO (mws->mw_reg).
9633 2007-08-22 Richard Guenther <rguenther@suse.de>
9636 * builtins.c (expand_builtin_int_roundingfn): Replace call
9637 argument wrapped with SAVE_EXPR directly.
9638 (expand_builtin_int_roundingfn_2): Likewise.
9640 2007-08-22 Richard Guenther <rguenther@suse.de>
9642 * tree-inline.c (inlinable_function_p): Restore disregarding
9643 inline limits for GNU extern inline functions.
9645 2007-08-22 Richard Guenther <rguenther@suse.de>
9648 * tree.c (host_integerp): Treat sizetype as signed as it is
9651 2007-08-21 Ian Lance Taylor <iant@google.com>
9653 PR tree-optimization/33134
9654 * tree-vrp.c (adjust_range_with_scev): Call
9655 set_value_range_to_value.
9657 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9659 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9662 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9664 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9667 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9669 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9670 cases to set eight bytes at a time.
9671 (expand_block_move): Likewise.
9673 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9676 * dwarf2out.c (gen_decl_die): Don't call
9677 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9679 2007-08-21 Paul Brook <paul@codesourcery.com>
9680 Nathan Sidwell <nathan@codesourcery.com>
9681 Mark Mitchell <mark@codesourcery.com>
9682 Joseph Myers <joseph@codesourcery.com>
9684 * configure.ac: Add --with-pkgversion and --with-bugurl.
9685 * configure: Regenerate.
9686 * doc/install.texi: Document them.
9687 * version.c (version_string): Remove VERSUFFIX.
9688 (VERSUFFIX): Remove.
9689 (pkgversion_string): New.
9690 (bug_report_url): Do not hard-code initializer.
9691 * version.h (pkgversion_string): Declare.
9692 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9694 (version.o): Define PKGVERSION and BUGURL.
9695 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9696 (%.pod): Define BUGURL.
9697 * gcc.c (process_command, main): Use pkgversion_string.
9698 * toplev.c (compile_file, print_version): Likewise.
9699 * protoize.c (main): Likewise.
9700 * gcov.c (print_version): Likewise. Update copyright date.
9701 * gcov-dump.c (print_version): Likewise. Update copyright date.
9702 * mips-tdump.c (main): Likewise. Update copyright date.
9703 * mips-tfile.c (main): Likewise. Update copyright date.
9704 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9705 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9706 shorten description.
9707 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9708 * doc/gccint.texi: Likewise.
9709 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9710 Update copyright date.
9712 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9715 (ix86_expand_strlensi_unroll_1): Ditto.
9716 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9717 (ix86_expand_carry_flag_compare): Update comment.
9719 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9722 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9723 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9725 2007-08-21 Richard Guenther <rguenther@suse.de>
9727 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9729 2007-08-21 Richard Guenther <rguenther@suse.de>
9732 * fold-const.c (fold_binary): Remove index +p PTR folding.
9733 Fix types of POINTER_PLUS_EXPR generated by folding of
9736 2007-08-20 Chao-ying Fu <fu@mips.com>
9738 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9739 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9740 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9741 (c_common_fixed_point_type_for_size): Declare.
9742 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9743 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9744 (c_token_starts_declspecs): Likewise.
9745 (c_parser_declspecs): Likewise.
9746 (c_parser_attributes): Likewise.
9747 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9748 (c_declspecs): Add saturating_p.
9749 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9750 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9751 _Sat. Handle RID_SAT.
9752 Avoid using void, bool, char, int, float, double, _Decimal32,
9753 _Decimal64, _Decimal128, and complex with _Sat.
9754 Handle RID_FRACT and RID_ACCUM.
9755 Make sure _Sat is used with _Fract or _Accum.
9756 (finish_declspecs): Handle cts_fract and cts_accum.
9757 * c-common.c (fixed-value.h): New include.
9758 (constant_expression_warning): Handle FIXED_CST.
9759 (overflow_warning): Likewise.
9760 (warnings_for_convert_and_check): Likewise.
9761 (c_common_fixed_point_type_for_size): New.
9762 (c_common_type_for_mode): Handle fixed-point modes to
9763 return various saturating/non-saturating, signed/unsigned types.
9764 (c_common_signed_or_unsigned_type): Support fixed-point types.
9765 (shorten_compare): Check fixed-point zero.
9766 Handle FIXED_POINT_TYPE.
9767 (c_common_truthvalue_conversion): Handle FIXED_CST.
9768 Handle FIXED_POINT_TYPE.
9769 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9771 (handle_mode_attribute): Handle fixed-point modes. Need to check
9772 if the signness of base type and fixed-point modes are consistent.
9773 (handle_vector_size_attribute): Handle fixed-point modes.
9774 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9775 (warn_for_div_by_zero): Check fixed-point zero.
9776 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9777 a common fixed-point type based on fbit, ibit, sign, and saturation.
9778 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9779 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9780 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9781 (convert_for_assignment): Support FIXED_POINT_TYPE.
9782 (digest_init): Handle FIXED_POINT_TYPE.
9783 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9784 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9785 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9786 GE_EXPR, LT_EXPR, GT_EXPR.
9787 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9788 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9789 * target.h (gcc_target): Add fixed_point_supported_p.
9790 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9791 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9792 (default_fixed_point_supported_p): Define.
9793 * targhooks.h (default_fixed_point_supported_p): Declare.
9794 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9795 * doc/install.texi (Configuration): Add --enable-fixed-point.
9796 * configure.ac (--enable-fixed-point): New to enable fixed-point
9797 arithmetic extension to C. For mips targets, we enable it by default.
9798 * configure, config.in: Regenerate.
9800 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9802 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9804 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9806 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9807 DWARF2_DEBUGGING_INFO.
9808 (cold_text_section_used): Same.
9809 (cold_text_section): Same.
9811 2007-08-20 Richard Guenther <rguenther@suse.de>
9813 * c-typeck.c (convert_for_assignment): Use the type of
9814 the member for the initialization.
9816 2007-08-20 Richard Guenther <rguenther@suse.de>
9818 * c-objc-common.c (c_disregard_inline_limits): Remove.
9819 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9820 * cgraphunit.c (cgraph_process_new_functions): Call
9821 disregard_inline_limits_p.
9822 (cgraph_preserve_function_body_p): Likewise.
9823 * ipa-inline.c (compute_inline_parameters): Likewise.
9824 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9826 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9827 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9828 disregard_inline_limits langhook.
9829 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9831 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9832 disregard_inline_limits langhook.
9833 * tree-inline.c (disregard_inline_limits_p): New function.
9834 * tree-inline.h (disregard_inline_limits_p): Declare.
9836 2007-08-20 Richard Guenther <rguenther@suse.de>
9838 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9839 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9840 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9841 auto_var_in_fn_p langhook.
9842 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9844 * tree.c (auto_var_in_fn_p): ... here.
9845 (find_var_from_fn): Call auto_var_in_fn_p directly.
9846 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9847 auto_var_in_fn_p langhook.
9848 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9849 (copy_body_r): Likewise.
9850 (self_inlining_addr_expr): Likewise.
9851 * tree.h (auto_var_in_fn_p): Declare.
9853 2007-08-20 Richard Guenther <rguenther@suse.de>
9855 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9856 (walk_type_fields): Take lh parameter.
9857 (walk_tree): Rename to ...
9858 (walk_tree_1): ... this. Do not call the walk_subtrees
9859 langhook but the now passed callback. Pass lh on recursion.
9860 (walk_tree_without_duplicates): Rename to ...
9861 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9862 and call walk_tree_1.
9863 * tree.h (walk_tree_lh): New typedef.
9864 (walk_tree_1): Declare.
9865 (walk_tree_without_duplicates_1): Likewise.
9866 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9867 (walk_tree_without_duplicates): New define to
9868 walk_tree_without_duplicates_1 with NULL lh parameter.
9869 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9870 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9872 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9873 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9874 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9877 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9880 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9881 code in front of the compacting of basic blocks.
9882 Move the folding of statements inbetween the cgraph checking
9883 and compacting of basic blocks.
9885 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9886 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9889 * config/alpha/alpha.c (va_list_skip_additions): Check for
9890 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9891 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9892 PLUS_EXPR when checking ap.__base.
9893 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9894 when doing addition on pointer types. Use size_int instead of
9896 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9897 ptr_type in the second operand.
9899 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9902 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9904 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9907 * cfgexpand.c (expand_one_register_var): Mark pointer
9908 DECL_ARTIFICIAL as REG_POINTER also.
9909 * stmt.c (expand_decl): Likewise.
9911 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9918 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9919 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9920 on_worklist argument and avoid adding things to worklist multiple
9922 (add_to_worklist): Ditto.
9923 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9924 single SFT is clobbered.
9925 (set_initial_properties): Ditto.
9926 (compute_call_clobbered): Update for changes to function
9928 (create_overlap_variables_for): Always create SFT for offset 0.
9929 (create_structure_vars): Handle PHI's, since we are in SSA form at
9931 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9932 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9934 (add_vars_for_offset): Figure out aliases from access + points-to.
9935 (add_virtual_operand): Use add_vars-for_offset.
9936 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9937 (add_call_clobber_ops): Remove makes_clobbering_call set.
9938 (get_expr_operands): Always pass through the INDIRECT_REF
9940 * tree-ssa-structalias.c (struct constraint_graph): Remove
9942 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9943 address_taken, pt_used, number_incoming.
9944 (FIRST_ADDR_NODE): Removed.
9945 (merge_graph_nodes): Remove broken code for the moment.
9946 (init_graph): New function.
9947 (build_pred_graph): Remove code to init_graph.
9948 Add location equivalence support.
9949 (struct scc_info): Rename roots to deleted.
9951 (init_scc_info): Ditto
9952 (init_topo_info): Use graph->size.
9953 (compute_topo_order): Ditto.
9954 (do_da_constraint): Removed.
9955 (do_sd_constraint): Remove calls to find().
9956 set_union_with_increment should always get 0 as last arg here.
9957 (do_complex_constraint): Replace do_da_constraint with assert.
9959 (struct equiv_class_label): New.
9960 (pointer_equiv_class_table): Ditto.
9961 (location_equiv_class_table): Ditto.
9962 (equiv_class_label_hash): Ditto.
9963 (equiv_class_label_eq): Ditto
9964 (equiv_class_lookup): Ditto.
9965 (equiv_class_ladd): Ditto.
9966 (pointer_equiv_class): Ditto.
9967 (location_equiv_class): Ditto.
9968 (condense_visit): Rename and rewrite from label_visit to do only
9969 SCC related stuff for HU.
9970 (label_visit): Do HU work for HU.
9971 (perform_var_substitution): Update to do HU and location
9973 (free_var_substitution_info): Update to free HU and location
9974 equivalence structures. */
9975 (find_equivalent_node): Update for pointer but not location
9977 (unite_pointer_equivalences): New function.
9978 (move_complex_constraints): Rewrite to only do moving.
9979 (rewrite_constraints): Split out of move_complex_constraints.
9980 (solve_graph): Use graph->size.
9981 (process_constraint_1): Add from_call argument, use it.
9982 Split *a = &b into two constraints.
9983 (process_constraint): Use new process_constraint_1.
9984 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9985 (get_constraint_for): Handle non-pointer integers properly.
9986 Remove code that used to handle structures.
9987 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9988 with unknown addends.
9989 (handle_rhs_call): New function.
9990 (find_func_aliases): Use handle_rhs_call.
9991 (set_uids_in_ptset): Add an assert.
9992 (set_used_smts): Fix bug in not considering unified vars.
9993 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9994 (compute_points_to_sets): Update for other function changes.
9995 (delete_points_to_sets): Ditto.
9996 (ipa_pta_execute): Ditto.
9997 (pass_ipa_pta): We need to update SSA after ipa_pta.
9999 2007-08-19 Jan Hubicka <jh@suse.cz>
10001 * i386.md: Replace "rim" and "mri" constraints by "g".
10003 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10005 * dwarf2out.c (text_section_used, cold_text_section_used,
10006 cold_text_section, dwarf2out_note_section_used): New.
10007 (dwarf2out_init): Initialize cold_text_section.
10008 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10009 dwarf2out_note_section_used.
10010 (size_of_aranges): Only count entry for text section if it was
10011 used. Count entry for cold text section if it was used.
10012 (output_aranges): Only output entries for text section and cold
10013 text section if they were used.
10015 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10017 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10019 (debug_generic_stmt): Likewise.
10020 (debug_tree_chain): Likewise.
10022 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10024 * tree-data-refs.c (split_constant_offset): Expose.
10025 * tree-data-refs.h (split_constant_offset): Add declaration.
10027 * tree-vectorizer.h (dr_alignment_support): Renamed
10028 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10029 Added a new value dr_explicit_realign.
10030 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10031 dr_offset, dr_step, and dr_aligned_to, along with new access
10032 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10033 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10034 STMT_VINFO_DR_ALIGNED_TO.
10036 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10038 In case of outer-loop vectorization with non-fixed misalignment - use
10039 the dr_explicit_realign scheme instead of the optimized realignment
10041 (new_stmt_vec_info): Initialize new fields.
10043 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10044 'nested_in_vect_loop' case. Change verbosity level.
10045 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10046 Don't fail on zero step in the outer-loop for loads.
10047 (vect_analyze_data_refs): Call split_constant_offset to calculate
10048 base, offset and init relative to the outer-loop.
10050 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10051 BSI function argument with a new function argument - at_loop.
10052 Simplify the condition that determines STEP. Takes additional argument
10053 INV_P. Support outer-loop vectorization (handle the
10054 nested_in_vect_loop case), including zero step in the outer-loop. Call
10055 vect_create_addr_base_for_vector_ref with additional argument.
10056 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10057 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10058 Fixed and simplified calculation of step.
10059 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10060 of bsi, and with additional argument. Call bump_vector_ptr with
10061 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10062 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10063 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10064 when the realignment setup needs to take place inside the loop.
10065 Support the dr_explicit_realign scheme. Allow generating the optimized
10066 realignment scheme for outer-loop vectorization. Added documentation.
10067 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10068 the 'nested_in_vect_loop' case, including loads that are invariant in
10069 the outer-loop and the realignment schemes. Handle the case when the
10070 realignment setup needs to take place inside the loop. Call
10071 vect_setup_realignment with additional arguments. Call
10072 vect_create_data_ref_ptr with additional argument and with loop instead
10073 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10074 (vect_gen_niters_for_prolog_loop): Call
10075 vect_create_addr_base_for_vector_ref with additional arguments.
10076 (vect_create_cond_for_align_checks): Likewise.
10077 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10078 scheme: takes additional argument bump; argument ptr_incr is now
10079 optional; updated documentation.
10080 (vect_init_vector): Takes additional argument (bsi). Use it, if
10081 available, to insert the vector initialization.
10082 (get_initial_def_for_induction): Pass additional argument in call to
10084 (vect_get_vec_def_for_operand): Likewise.
10085 (vect_setup_realignment): Likewise.
10086 (vectorizable_load): Likewise.
10088 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10090 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10091 as argument instead of struct loop.
10092 (nested_in_vect_loop_p): New function.
10093 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10094 vect_used_in_outer.
10095 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10096 from other phis in the loop.
10097 (destroy_loop_vec_info): Add additional argument to declaration.
10099 * tree-vectorizer.c (supportable_widening_operation): Also check if
10100 nested_in_vect_loop_p (don't allow changing the order in this case).
10101 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10102 of struct loop. Call nested_in_vect_loop_p and don't require
10103 flag_unsafe_math_optimizations if it returns true.
10104 (new_stmt_vec_info): When setting def_type for phis differentiate
10105 loop-header phis from other phis.
10106 (bb_in_loop_p): New function.
10107 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10108 just update their loop_vinfo. Order of BB traversal now matters -
10109 call dfs_enumerate_from with bb_in_loop_p.
10110 (destroy_loop_vec_info): Takes additional argument to control whether
10111 stmt_vinfo of the loop stmts should be destroyed as well.
10112 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10113 reduction stmt to be defines by a non loop-header phi.
10114 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10116 * tree-vect-transform.c (vectorizable_reduction): Call
10117 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10118 (vectorizable_call): Likewise.
10119 (vectorizable_conversion): Likewise.
10120 (vectorizable_operation): Likewise.
10121 (vectorizable_type_promotion): Likewise.
10122 (vectorizable_type_demotion): Likewise.
10123 (vectorizable_store): Likewise.
10124 (vectorizable_live_operation): Likewise.
10125 (vectorizable_reduction): Likewise. Also pass loop_info to
10126 vect_is_simple_reduction instead of loop.
10127 (vect_init_vector): Call nested_in_vect_loop_p.
10128 (get_initial_def_for_reduction): Likewise.
10129 (vect_create_epilog_for_reduction): Likewise.
10130 (vect_init_vector): Check which loop to work with, in case there's an
10132 (get_initial_def_for_inducion): Extend to handle outer-loop
10133 vectorization. Fix indentation.
10134 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10135 In the case vect_induction_def get the vector def from the induction
10136 phi node, instead of calling get_initial_def_for_inducion.
10137 (get_initial_def_for_reduction): Extend to handle outer-loop
10139 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10141 (vect_transform_loop): Change assert to just skip this case. Add a
10143 (vect_finish_stmt_generation): Add a couple asserts.
10145 (vect_estimate_min_profitable_iters): Multiply
10146 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10148 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10149 this is an inner-loop reduction in outer-loop vectorization.
10151 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10152 Same code as what used to be vect_analyze_scalar_cycles, only with
10153 additional argument loop, and loop_info passed to
10154 vect_is_simple_reduction instead of loop.
10155 (vect_analyze_scalar_cycles): Code factored out into
10156 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10157 Updated documentation.
10158 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10159 outer-loop vectorization that are live or not used in the outerloop,
10160 cause this requires special handling.
10161 (vect_enhance_data_refs_alignment): Don't consider versioning for
10163 (vect_analyze_data_refs): Check that there are no datarefs in the
10165 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10166 and vect_used_in_outer_by_reduction cases.
10167 (process_use): Also consider the case of outer-loop stmt defining an
10168 inner-loop stmt and vice versa.
10169 (vect_analyze_loop_1): New function.
10170 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10171 loops. Call vect_analyze_loop_1.
10172 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10173 been vectorized. Call destroy_loop_vec_info with additional argument.
10175 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10176 in the inner-loop when doing outer-loop vectorization. Add
10177 documentation and printout.
10178 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10179 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10181 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10183 * tree-affine.h (print_aff): New prototype.
10184 (debug_aff): Likewise.
10185 * tree-affine.c (print_aff): New function.
10186 (debug_aff): Likewise.
10188 2007-08-18 Paul Brook <paul@codesourcery.com>
10189 Joseph Myers <joseph@codesourcery.com>
10191 * common.opt (-fdebug-prefix-map=): New option.
10192 * opts.c: Include debug.h.
10193 (common_handle_option): Handle -fdebug-prefix-map.
10194 * final.c: Include ggc.h.
10195 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10196 remap_debug_filename): New.
10197 * Makefile.in (final.o, opts.o): Update dependencies.
10198 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10199 * configure.ac: Check for assembler --debug-prefix-map support.
10200 * configure, config.in: Regenerate.
10201 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10202 (ASM_DEBUG_SPEC): Include ASM_MAP.
10203 * doc/install.texi (--with-debug-prefix-map): Document.
10204 * doc/invoke.texi (-fdebug-prefix-map): Document.
10205 * dbxout.c (dbxout_init, dbxout_start_source_file,
10206 dbxout_source_file): Call remap_debug_filename.
10207 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10208 dwarf2out_start_source_file, dwarf2out_finish): Call
10209 remap_debug_filename.
10210 (file_table_relative_p): Do not check d->emitted_number.
10211 * toplev.c (output_file_directive): Call remap_debug_filename.
10212 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10213 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10215 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10217 * loop-invariant.c (find_invariants_to_move): Add missing macro
10220 2007-08-17 Tom Tromey <tromey@redhat.com>
10222 * tree.h (struct tree_label_decl): Removed old "java" fields.
10224 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10225 Nigel Stephens <nigel@mips.com>
10227 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10228 Treat -mno-data-in-code and -mcode-xonly as aliases for
10229 -mcode-readable=no and -mcode-readable=pcrel respectively.
10230 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10231 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10232 (MULTILIB_DIRNAMES): Update accordingly.
10234 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10236 * Makefile.in (version.o): Depend on $(REVISION) only if
10237 REVISION_s is defined.
10239 2007-08-17 Sa Liu <saliu@de.ibm.com>
10240 Ulrich Weigand <uweigand@de.ibm.com>
10242 PR middle-end/32970
10243 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10244 use build_qualified_type to retain qualifiers of the base type.
10246 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10248 * config/score/score.md : Update pattern tablejump.
10249 * config/score/score.c : Update score_initialize_trampoline
10251 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10252 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10253 * doc/contrib.texi: Add my entry.
10255 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10257 * Makefile.in (REVISION): New.
10260 (version.o): Also depend on $(REVISION). Add
10261 -DREVISION=$(REVISION_s).
10263 * version.c (version_string): Add REVISION.
10265 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10267 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10268 of GOTO that's relocated to a different block.
10270 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10272 * c-common.c (const_strip_array_types): New.
10273 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10274 (const_strip_array_types): New.
10275 * c-objc-common.c (c_disregard_inline_limits,
10276 c_warn_unused_global_decl): Constify.
10277 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10278 c_vla_type_p, c_incomplete_type_error): Likewise.
10279 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10280 * hooks.c (hook_bool_const_tree_false): New.
10281 * hooks.h (hook_bool_const_tree_false): Likewise.
10282 * langhooks-def.h (lhd_warn_unused_global_decl,
10283 lhd_incomplete_type_error, lhd_expr_size,
10284 lhd_tree_inlining_disregard_inline_limits,
10285 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10286 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10287 * langhooks.c (lhd_warn_unused_global_decl,
10288 lhd_incomplete_type_error,
10289 lhd_tree_inlining_disregard_inline_limits,
10290 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10291 lhd_expr_size): Likewise.
10292 * langhooks.h (lang_hooks_for_tree_inlining,
10293 lang_hooks_for_tree_dump, lang_hooks_for_types,
10294 lang_hooks_for_decls, lang_hooks): Likewise.
10295 * pointer-set.c (pointer_set_t, pointer_set_create,
10296 pointer_set_contains, insert_aux, pointer_set_insert,
10297 pointer_set_traverse, pointer_map_t, pointer_map_create,
10298 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10300 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10301 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10302 pointer_map_traverse): Likewise.
10303 * predict.c (assert_is_empty): Likewise.
10304 * tree-affine.c (free_name_expansion): Likewise.
10305 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10306 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10307 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10309 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10311 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10313 (destroy_loop_vec_info): Add call to VEC_free.
10314 * tree-vectorizer.h (may_alias_ddrs): Define.
10315 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10316 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10317 Change reporting to dump.
10318 (vect_is_duplicate_ddr): New.
10319 (vect_mark_for_runtime_alias_test): New.
10320 (vect_analyze_data_ref_dependences) Add call to
10321 vect_mark_for_runtime_alias_test.
10322 (vect_enhance_data_refs_alignment): Define local variable
10323 vect_versioning_for_alias_required, don't perform
10324 peeling for alignment if versioning for alias is
10326 (vect_enhance_data_refs_alignment): Use
10327 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10328 PARAM_VECT_MAX_VERSION_CHECKS.
10329 * tree-vect-transform.c
10330 (vect_create_cond_for_alias_checks): New.
10331 (vect_transform_loop): Add call to
10332 vect_create_cond_for_alias_checks.
10333 (vect_vfa_segment_size): New.
10334 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10336 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10338 (vect-max-version-for-alignment-checks): Document.
10339 (vect-max-version-for-alias-checks): Document.
10340 (vect-max-version-checks): Remove.
10342 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10344 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10345 the same line as the instruction for all asm dialects.
10346 (*rep_movsi): Ditto.
10347 (*rep_movsi_rex64): Ditto.
10348 (*rep_movqi): Ditto.
10349 (*rep_movqi_rex64): Ditto.
10350 (*rep_stosdi_rex64): Ditto.
10351 (*rep_stossi): Ditto.
10352 (*rep_stossi_rex64): Ditto.
10353 (*rep_stosqi): Ditto.
10354 (*rep_stosqi_rex64): Ditto.
10355 (*cmpstrnqi_nz_1): Ditto.
10356 (*cmpstrnqi_nz_rex_1): Ditto.
10357 (*cmpstrnqi_1): Ditto.
10358 (*cmpstrnqi_rex_1): Ditto.
10359 (*strlenqi_1): Ditto.
10360 (*strlenqi_rex_1): Ditto.
10361 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10362 prefix on the same line as the instruction for all asm dialects.
10363 (sync_double_compare_and_swap<mode>): Ditto.
10364 (*sync_double_compare_and_swapdi_pic): Ditto.
10365 (*sync_compare_and_swap_cc<mode>): Ditto.
10366 (sync_double_compare_and_swap_cc<mode>): Ditto.
10367 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10368 (sync_old_add<mode>): Ditto.
10369 (sync_add<mode>): Ditto.
10370 (sync_sub<mode>): Ditto.
10371 (sync_ior<mode>): Ditto.
10372 (sync_and<mode>): Ditto.
10373 (sync_xor<mode>): Ditto.
10375 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10377 PR middle-end/32897
10378 * reload.c (find_reloads): Check that the memory returned by
10379 find_reloads_toplev was not the result of forcing a constant
10381 (find_reloads_toplev): Always use simplify_gen_subreg to get
10382 the subreg of a constant. If the result is also a constant,
10383 but not a legitimate one, force it into the constant pool
10384 and reload its address.
10386 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10388 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10391 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10393 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10394 directive for the current vector ABI.
10396 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10399 * caller-save.c (reg_save_code): Set invalide status on restore code.
10401 2007-08-15 Diego Novillo <dnovillo@google.com>
10403 * tree-ssa-alias.c (compute_memory_partitions): Use
10404 alias_bitmap_obstack to allocate bitmaps.
10405 (reset_alias_info): Factor out of init_alias_info.
10406 Mark all name tags not associated to an SSA name for renaming.
10407 (init_alias_info): Call it.
10408 (create_name_tags): Tidy. Add comments.
10409 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10411 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10413 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10414 scheduler dependencies.
10416 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10418 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10419 "register_operand".
10420 (*iorsi_1_zext): Likewise.
10421 (*iorsi_1_zext_imm): Likewise.
10422 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10423 with "rm"/"xm" constraint.
10424 (sse2_vmsqrtv2df2): Likewise.
10426 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10428 PR middle-end/33074
10429 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10432 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10434 * tree-pass.h (PROP_pta): Removed.
10435 (TODO_rebuild_alias): New.
10436 (pass_may_alias): Removed.
10437 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10438 aliasing if we changed something.
10439 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10441 (pass_may_alias): Removed.
10442 (create_structure_vars): Return TODO_rebuild_alias.
10443 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10444 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10446 (tree_sra_early): We never affect aliasing right now.
10447 * tree-flow.h (compute_may_aliases): New prototype.
10448 * passes.c: Remove pass_may_alias from the passes.
10449 (execute_function_todo): Support TODO_rebuild_alias.
10451 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10453 * i386.c: (legitimize_address): Move dllimported variable check
10454 infront of legitimizing pic address of CONST symbols.
10456 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10458 PR tree-optimization/32941
10459 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10460 (goto_queue_cmp): Remove.
10461 (find_goto_replacement): Change search method.
10462 (maybe_record_in_goto_queue): Add assert.
10463 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10464 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10466 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10468 * alias.c (component_uses_parent_alias_set): Constify.
10469 * alias.h (component_uses_parent_alias_set): Likewise.
10470 * cfgrtl.c (print_rtl_with_bb): Likewise.
10471 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10472 mpz_get_double_int): Likewise.
10473 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10474 mpz_get_double_int): Likewise.
10475 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10476 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10478 * expr.h (safe_from_p): Likewise.
10479 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10481 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10482 zero_sized_type, goa_lhs_expr_p): Likewise.
10483 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10484 * rtl.h (print_rtl_with_bb): Likewise.
10485 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10486 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10487 * tree-flow-inline.h (bb_stmt_list): Constify.
10488 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10490 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10491 const_first_stmt, const_last_stmt): New.
10492 (block_may_fallthru, empty_block_p): Constify.
10493 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10494 EXPR_ONLY_BODY): New.
10495 (expr_first, expr_last, expr_only): Use macro for body.
10496 (const_expr_first, const_expr_last, const_expr_only): New.
10497 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10498 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10499 ctsi_prev, ctsi_stmt): New.
10500 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10501 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10502 * tree-ssa-loop-niter.c (loop_only_exit_p,
10503 derive_constant_upper_bound): Likewise.
10504 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10505 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10506 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10507 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10508 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10509 * tree.c (get_type_static_bounds): Likewise.
10510 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10511 (get_type_static_bounds): Constify.
10513 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10516 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10517 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10518 (*<addsub><mode>3_cc_overflow): New.
10519 (*add<mode>3_cconly_overflow): New.
10520 (*sub<mode>3_cconly_overflow): New.
10521 (*<addsub>si3_zext_cc_overflow): New.
10522 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10523 CCCmode for LTU, GTU, LEU and GEU.
10524 (ix86_comparison_operator): Likewise.
10525 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10526 * config/i386/i386.c (put_condition_code): Support CCCmode.
10527 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10528 or MINUS expressions.
10530 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10533 * c-typeck.c (build_binary_op): Disallow vector float types with
10534 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10536 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10538 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10539 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10540 (dep_def): New typedef.
10541 (init_dep_1, sd_debug_dep): Declare functions.
10542 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10543 (debug_dep_links): Remove.
10544 (struct _deps_list): New field 'n_links'.
10545 (DEPS_LIST_N_LINKS): New macro.
10546 (FOR_EACH_DEP_LINK): Remove.
10547 (create_deps_list, free_deps_list, delete_deps_list): Remove
10549 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10550 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10551 (copy_deps_list_change_con, move_dep_link): Ditto.
10552 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10553 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10555 (INSN_BACK_DEPS): Remove.
10556 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10558 (INSN_DEP_COUNT): Remove.
10559 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10560 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10561 Declare global variables.
10562 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10563 (add_forw_dep, compute_forward_dependences): Remove declarations.
10564 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10565 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10566 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10568 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10570 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10571 (sd_list_types_def): New typedef.
10572 (sd_next_list): Declare function.
10573 (struct _sd_iterator): New type.
10574 (sd_iterator_def): New typedef.
10575 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10577 (FOR_EACH_DEP): New cycle wrapper.
10578 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10580 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10581 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10584 * sched-deps.c (init_dep_1): Make global.
10585 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10587 (dump_dep): New static function.
10588 (dump_dep_flags): New static variable.
10589 (sd_debug_dep): New function.
10590 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10592 (move_dep_link): Use remove_from_deps_list (), instead of
10593 detach_dep_link ().
10594 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10595 (dep_link_is_detached_p): New static function.
10596 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10598 (dn_pool, dl_pool): New alloc_pools.
10599 (dn_pool_diff, dl_pool_diff): New static variables.
10600 (create_dep_node, delete_dep_node): New static function.
10601 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10602 (deps_list_empty_p): Make it static. Use 'n_links' field.
10603 (deps_pools_are_empty_p): New static function.
10604 (alloc_deps_list, delete_deps_list): Remove.
10605 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10606 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10607 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10608 (forward_dependency_cache): Remove.
10609 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10610 'back' from the names. Change signature to use dep_t instead of
10612 (add_back_dep): Ditto. Make global.
10613 (check_dep_status): Rename to check_dep ().
10614 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10616 (sd_finish_insn): Ditto.
10617 (sd_find_dep_between_no_cache): New static function.
10618 (sd_find_dep_between): New function.
10619 (ask_dependency_caches, set_dependency_caches): New static functions.
10620 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10621 (add_or_update_dep_1): Separate pieces of functionality into
10622 ask_dependency_caches (), update_dependency_caches (),
10623 change_spec_dep_to_hard (), update_dep ().
10624 (get_back_and_forw_lists): New static function.
10625 (sd_add_dep): Separate setting of dependency caches into
10626 set_dependency_caches ().
10627 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10629 (sd_delete_dep): Ditto.
10630 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10631 (dump_lists): New static function.
10632 (sd_debug_lists): New debug function.
10633 (delete_all_dependences, fixup_sched_groups): Update to use
10634 sd_* infrastructure.
10635 (sched_analyze_2): Create data-speculative dependency only if
10636 data-speculation is enabled.
10637 (sched_analyze_insn): If insn cannot be speculative, make all its
10638 dependencies non-speculative.
10639 (sched_analyze): Use sd_init_insn ().
10640 (add_forw_dep, compute_forward_dependencies): Remove.
10641 (delete_dep_nodes_in_back_deps): New static function.
10642 (sched_free_deps): New function.
10643 (init_dependency_caches): Init alloc_pools.
10644 (extend_depedency_caches): Update after removing of
10645 forward_dependency_cache.
10646 (free_dependency_caches): Ditto. Free alloc_pools.
10647 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10648 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10650 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10651 (add_dependence): Use init_dep ().
10652 (get_dep_weak_1): New static function.
10653 (get_dep_weak): Move logic to get_dep_weak_1 ().
10654 (dump_ds): New static function moved from haifa-sched.c:
10655 debug_spec_status ().
10656 (debug_ds): New debug function.
10657 (check_dep_status): Rename to check_dep (). Update to check whole
10660 * haifa-sched.c (spec_info): Make global.
10661 (added_recovery_block_p): Rename to
10662 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10663 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10664 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10665 to use new interfaces.
10666 (ok_for_early_queue_removal): Ditto.
10667 (schedule_block): Initialize logical uids of insns emitted by the
10669 (sched_init): Initialize new variable.
10670 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10672 (extend_global): Initialize insn data.
10673 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10674 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10676 (add_to_speculative_block): Update to use new interfaces.
10677 (create_recovery_block): Set new variables.
10678 (create_check_block_twin, fix_recovery_deps): Update to use new
10680 (sched_insn_is_legitimate_for_speculation_p): New function.
10681 (speculate_insn): Move checking logic to
10682 sched_insn_is_legitimate_for_speculation_p ().
10683 (sched_remove_insn): Finalize sched-deps information of instruction.
10684 (clear_priorities, add_jump_dependencies): Update to use new
10686 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10688 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10689 to use new interfaces.
10690 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10691 (new_ready): Try to use control speculation only if it is available.
10692 (add_branch_dependences): Update to use new interfaces.
10693 (compute_block_backward_dependences): Rename to
10694 compute_block_dependences (). Call
10695 targetm.sched.dependencies_evaluation_hook ().
10696 (free_block_dependencies): New static function.
10697 (debug_dependencies): Update to use new interfaces.
10698 (schedule_region): Remove separate computation of forward dependencies.
10699 Move call of targetm.sched.dependencies_evaluation_hook () to
10700 compute_block_dependences (). Free dependencies at the end of
10701 scheduling the region.
10703 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10705 (add_deps_for_risky_insns): Ditto.
10706 (schedule_ebb): Remove separate computation of forward dependencies.
10707 Free dependencies at the end of scheduling the ebb.
10709 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10710 (build_intra_loop_deps): Ditto. Remove separate computation of
10711 forward dependencies. Free sched-deps dependencies.
10713 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10714 to use new interfaces.
10715 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10717 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10719 (is_costly_group): Ditto.
10721 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10723 * alias.c (rtx_equal_for_memref_p): Constify.
10724 * basic-block.h (const_edge, const_basic_block): New.
10725 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10726 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10727 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10728 probably_never_executed_bb_p, edge_probability_reliable_p,
10729 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10730 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10732 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10733 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10735 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10736 flow_nodes_print, dfs_enumerate_from): Likewise.
10737 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10738 control_flow_insn_p, count_basic_blocks): Likewise.
10739 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10740 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10741 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10742 average_num_loop_insns, loop_exit_edge_p,
10743 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10744 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10745 average_num_loop_insns, seq_cost): Likewise.
10746 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10747 * dominance.c (dominated_by_p): Likewise.
10748 * emit-rtl.c (validate_subreg): Likewise.
10749 * except.c (can_throw_internal, can_throw_external): Likewise.
10750 * except.h (can_throw_internal, can_throw_external): Likewise.
10751 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10752 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10753 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10754 simple_mem, store_ops_ok, load_kills_store, find_loads,
10755 store_killed_in_insn, store_killed_after, store_killed_before,
10756 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10758 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10759 noce_mem_write_may_trap_or_fault_p): Likewise.
10760 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10762 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10764 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10765 probably_cold_bb_p, probably_never_executed_bb_p,
10766 edge_probability_reliable_p, br_prob_note_reliable_p,
10767 can_predict_insn_p): Likewise.
10768 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10769 * resource.c (return_insn_p): Likewise.
10770 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10772 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10773 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10774 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10775 verify_gimple_modify_stmt): Likewise.
10776 * tree-chrec.c (is_not_constant_evolution,
10777 is_multivariate_chrec_rec, is_multivariate_chrec,
10778 chrec_contains_symbols, chrec_contains_undetermined,
10779 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10780 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10781 eq_evolutions_p, scev_direction): Likewise.
10782 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10783 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10784 chrec_contains_symbols_defined_in_loop,
10785 chrec_contains_undetermined, tree_contains_chrecs,
10786 evolution_function_is_affine_multivariate_p,
10787 evolution_function_is_univariate_p, chrec_zerop,
10788 evolution_function_is_constant_p, evolution_function_is_affine_p,
10789 evolution_function_is_affine_or_constant_p,
10790 tree_does_not_contain_chrecs, chrec_type): Likewise.
10791 * tree-data-ref.c (tree_fold_divides_p,
10792 object_address_invariant_in_loop_p, dr_may_alias_p,
10793 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10794 same_access_functions, constant_access_functions,
10795 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10797 * tree-flow.h (scev_direction): Likewise.
10798 * tree-gimple.c (is_gimple_stmt): Likewise.
10799 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10801 * tree-pretty-print.c (op_prio): Likewise.
10802 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10803 analyzable_condition, backedge_phi_arg_p): Likewise.
10804 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10805 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10806 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10809 2007-08-13 Dan Hipschman <dsh@google.com>
10812 * c-format.c (check_format_arg): Move check for zero-length
10813 format strings below the check for unterminated strings.
10815 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10818 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10821 2007-08-13 Nick Clifton <nickc@redhat.com>
10823 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10825 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10828 * c-format.c (gcc_gfc_length_specs): New array.
10829 (gcc_gfc_char_table): Add unsigned specifier, and references to
10830 the l length modifier.
10831 (format_types_orig): Use the new gcc_gfc_length_specs.
10833 2007-08-12 Sa Liu <saliu@de.ibm.com>
10835 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10836 and with REG_RETVAL note after split.
10838 2007-08-11 David Daney <ddaney@avtrex.com>
10840 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10841 as ATTRIBUTE_UNUSED.
10843 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10844 Segher Boessenkool <segher@kernel.crashing.org>
10846 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10847 HAVE_LOCAL_CPU_DETECT not defined.
10849 2007-08-11 Jan Hubicka <jh@suse.cz>
10851 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10852 (cgraph_process_new_functions): Honor previous value of
10853 disregard_inline_limits.
10854 * ipa-inline.c (compute_inline_parameters): Likewise.
10856 2007-08-11 Ian Lance Taylor <iant@google.com>
10858 * alias.h (alias_set_type): Define new type.
10859 (ALIAS_SET_MEMORY_BARRIER): Use it.
10860 * rtl.h: Include alias.h.
10861 (struct mem_attrs): Use alias_set_type.
10862 * tree.h: Include alias.h
10863 (struct tree_type): Use alias_set_type.
10864 (struct tree_struct_field_tag): Likewise.
10865 (struct tree_decl_common): Likewise.
10866 * alias.c (struct alias_set_entry): Use alias_set_type.
10867 (get_alias_set_entry, alias_set_subset_of): Likewise.
10868 (alias_sets_conflict_p): Likewise.
10869 (alias_sets_must_conflict_p): Likewise.
10870 (objects_must_conflict_p): Likewise.
10871 (get_alias_set, new_alias_set): Likewise.
10872 (record_alias_subset, record_component_aliases): Likewise.
10873 (varargs_set, frame_set): Change to alias_set_type.
10874 (get_varargs_alias_set): Use alias_set_type.
10875 (get_frame_alias_set): Likewise.
10876 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10877 * dse.c (struct store_info): Use alias_set_type.
10878 (struct read_info, struct clear_alias_mode_holder): Likewise.
10879 (clear_alias_set_lookup, canon_address): Likewise.
10880 (record_store, check_mem_read_rtx): Likewise.
10881 (dse_record_singleton_alias_set): Likewise.
10882 (dse_invalidate_singleton_alias_set): Likewise.
10883 * emit-rtl.c (get_mem_attrs): Likewise.
10884 (set_mem_attributes_minus_bitpos): Likewise.
10885 (set_mem_alias_set): Likewise.
10886 * expr.c (store_constructor_field, store_field): Likewise.
10887 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10888 * langhooks.c (lhd_get_alias_set): Likewise.
10889 * langhooks-def.h (lhd_get_alias_set): Likewise.
10890 * reload1.c (alter_reg): Likewise.
10891 * tree-flow.h (struct fieldoff): Likewise.
10892 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10893 (may_alias_p, get_smt_for, create_sft): Likewise.
10894 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10895 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10896 (merge_smts_into): Likewise.
10897 * varasm.c (const_alias_set): Likewise.
10898 * c-common.c (strict_aliasing_warning): Likewise.
10899 (c_common_get_alias_set): Likewise.
10900 * dse.h (dse_record_singleton_alias_set): Update declaration.
10901 (dse_invalidate_singleton_alias_set): Likewise.
10902 * emit-rtl.h (set_mem_alias_set): Likewise.
10903 * c-common.h (c_common_get_alias_set): Likewise.
10904 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10905 * print-tree.c (print_node): Likewise.
10906 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10908 (alpha_setup_incoming_varargs): Use alias_set_type.
10909 * config/i386/i386.c (setup_incoming_varargs_64): Use
10911 (setup_incoming_varargs_ms_64): Likewise.
10912 (ix86_GOT_alias_set): Likewise.
10913 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10914 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10915 (set): Change to alias_set_type.
10916 (get_TOC_alias_set): Use alias_set_type.
10917 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10919 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10920 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10922 (struct_value_alias_set): Likewise.
10923 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10925 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10927 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10928 * config/vxworks.h (TARGET_VXWORKS): Override.
10929 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10930 "mips" if TARGET_VXWORKS.
10932 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10934 * calls.c (avoid_likely_spilled_reg): New function.
10935 (expand_call): Use it.
10937 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10939 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10941 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10943 * config/mips/predicates.md (const_call_insn_operand): Invoke
10944 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10946 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10949 * config/rs6000/driver-rs6000.c: Include link.h.
10950 Use ElfW instead of wordsize-specif typedef.
10952 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10954 * system.h (CONST_CAST): New.
10955 * c-decl.c (c_make_fname_decl): Use it.
10956 * c-lex.c (cb_ident, lex_string): Likewise.
10957 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10958 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10959 give_switch, set_multilib_dir): Likewise.
10960 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10961 * passes.c (execute_one_pass): Likewise.
10962 * prefix.c (update_path): Likewise.
10963 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10964 * tree.c (build_string): Likewise.
10966 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10968 * tree-flow-inline.h (is_exec_stmt): Remove.
10969 (is_label_stmt): Remove.
10970 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10973 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10975 * lower-subreg.c (resolve_shift_zext): Don't adjust
10976 src_reg_num for wordmode operands.
10978 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10979 David Ung <davidu@mips.com>
10981 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10982 (TARGET_SCHED_REORDER2): Define.
10983 (mips_maybe_swap_ready): New.
10984 (mips_last_74k_agen_insn): New.
10985 (mips_74k_agen_init): New.
10986 (mips_74k_agen_reorder): New function to group loads and stores
10987 in the ready queue.
10988 (mips_sched_init): New.
10989 (mips_sched_reorder): Don't do initialization here. Call
10990 mips_74k_agen_reorder.
10991 (mips_variable_issue): Call mips_74k_agen_init.
10993 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10995 * tree-flow-inline.h (get_filename): Remove.
10997 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10999 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11001 (mips_fetch_insns): Delete in favor of...
11002 (mips_load_store_insns): ...this new function.
11003 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11004 to say whether multiword moves _might_ be split.
11005 (mips_fetch_insns): Delete in favor of...
11006 (mips_load_store_insns): ...this new function.
11007 (mips_rtx_costs): Update the call to mips_address_insns.
11008 (mips_address_cost): Likewise.
11009 * config/mips/mips.md (length): Use mips_load_store_insns instead
11010 of mips_fetch_insns.
11011 * config/mips/constraints.md (R): Use mips_address_insns rather
11012 than mips_fetch_insns. Assume that the move never needs to be split.
11014 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11016 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11017 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11018 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11019 * config/mips/mips.h (mips16_hard_float): Delete.
11020 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11021 definitions, and replace with....
11022 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11023 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11024 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11025 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11026 (override_options): Replace MASK_SOFT_FLOAT references with
11027 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11028 and mips16_hard_float when TARGET_MIPS16.
11030 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11033 * c-typeck.c (build_binary_op): Check for non pointer types before
11034 calling int_fits_type_p.
11036 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11038 PR middle-end/32813
11039 * fold-const.c (omit_one_operand): Return only the ommitted expression
11040 if the result is an empty statement.
11041 (pedantic_omit_one_operand): Likewise.
11043 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11045 * c-typeck.c (readonly_error): Improve error for assignment.
11047 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11049 (pp_c_expression): Ditto.
11051 2007-08-09 Simon Baldwin <simonb@google.com>
11053 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11054 break that was preventing simplify_associative_operation() for xor.
11056 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11057 Nigel Stephens <nigel@mips.com>
11059 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11060 Document change in interpretation of value from boolean to
11062 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11063 ffs and ctz using clz.
11064 (expand_unop): Call them.
11065 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11067 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11068 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11069 enable the new ffs expansion on this target.
11071 2007-08-09 Jan Hubicka <jh@suse.cz>
11073 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11074 (expand_ternary_op): Likewise.
11075 (expand_vec_shift_expr): Likewise.
11076 (expand_binop_directly): Likewise.
11077 (expand_binop): Likewise.
11078 (sign_expand_binop): Likewise.
11079 (expand_twoval_unop): Likewise.
11080 (expand_twoval_binop): Likewise.
11081 (expand_twoval_binop_libfunc): Likewise.
11082 (widen_clz): Likewise.
11083 (widen_bswap): Likewise.
11084 (expand_parity): Likewise.
11085 (expand_unop): Likewise.
11086 (expand_abs_nojump): Likewise.
11087 (expand_copysign): Likewise.
11088 (emit_no_conflict_block): Likewise.
11089 (emit_libcall_block): Likewise.
11090 (can_compare_p): Likewise.
11091 (prepare_cmp_insn): Likewise.
11092 (emit_cmp_and_jump_insn_1): Likewise.
11093 (prepare_float_lib_cmp): Likewise.
11094 (emit_conditional_add): Likewise.
11095 (gen_add2_insn): Likewise.
11096 (have_add2_insn): Likewise.
11097 (gen_sub2_insn): Likewise.
11098 (have_sub2_insn): Likewise.
11099 (can_extend_p): Likewise.
11100 (can_fix_p): Likewise.
11101 (can_float_p): Likewise.
11102 (expand_float): Likewise.
11103 (expand_fix): Likewise.
11104 (expand_sfix_optab): Likewise.
11105 (new_optab): Likewise.
11106 (new_convert_optab): Likewise.
11107 (init_libfuncs): Likewise.
11108 (init_interclass_conv_libfuncs): Likewise.
11109 (init_intraclass_conv_libfuncs): Likewise.
11110 (set_conv_libfunc): Likewise.
11111 (init_optabs): Likewise.
11112 (debug_optab_libfuncs): Likewise.
11113 (gen_cond_trap): Likewise.
11114 * optabs.h (optab_handler, convert_optab_hanlder): New.
11115 * genopinit.c: Update optabs generation table.
11116 * reload.c (find_reloads_address_1): Use optabs accestors.
11117 * builtins.c (expand_builtin_mathfn): Likewise.
11118 (expand_builtin_mathfn_2): Likewise.
11119 (expand_builtin_mathfn_3): Likewise.
11120 (expand_builtin_interclass_mathfn): Likewise.
11121 (expand_builtin_sincos): Likewise.
11122 (expand_builtin_cexpi): Likewise.
11123 (expand_builtin_powi): Likewise.
11124 (expand_builtin_strlen): Likewise.
11125 * dojump.c (do_jump): Likewise.
11126 * expr.c (convert_move): Likewise.
11127 (move_by_pieces): Likewise.
11128 (move_by_pieces_ninsns): Likewise.
11129 (can_store_by_pieces): Likewise.
11130 (store_by_pieces_1): Likewise.
11131 (emit_move_via_integer): Likewise.
11132 (emit_move_complex): Likewise.
11133 (emit_move_ccmode): Likewise.
11134 (emit_move_insn_1): Likewise.
11135 (emit_single_push_insn): Likewise.
11136 (store_constructor): Likewise.
11137 (expand_expr_real_1): Likewise.
11138 (do_store_flag): Likewise.
11139 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11140 (enumerate_modes): Likewise.
11141 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11142 (supportable_widening_operation): Likewise.
11143 (supportable_narrowing_operation): Likewise.
11144 * expmed.c (store_bit_field_1): Likewise.
11145 (extract_bit_field_1): Likewise.
11146 (expand_mult_highpart_optab): Likewise.
11147 (expand_smod_pow2): Likewise.
11148 (expand_divmod): Likewise.
11149 (emit_store_flag): Likewise.
11150 * tree-vect-patterns.c
11151 (vect_pattern_recog_1): Likewise.
11152 * tree-ssa-loop-prefetch.c
11153 (nontemporal_store_p): Likewise.
11154 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11155 (vect_create_epilog_for_reduction): Likewise.
11156 (vectorizable_reduction): Likewise.
11157 (vectorizable_operation): Likewise.
11158 (vect_strided_store_supported): Likewise.
11159 (vectorizable_store): Likewise.
11160 (vect_strided_load_supported): Likewise.
11161 (vectorizable_load): Likewise.
11162 * combine.c (simplify_comparison): Likewise.
11163 * tree-vect-generic.c
11164 (type_for_widest_vector_mode): Likewise.
11165 (expand_vector_operations_1): Likewise.
11166 * config/spu/spu.c (spu_expand_mov): Likewise.
11167 (spu_emit_vector_compare): Likewise.
11168 * config/rs6000/rs6000.c
11169 (rs6000_emit_vector_compare): Likewise.
11170 * stmt.c (add_case_node): Likewise.
11171 * reload1.c (gen_reload):
11173 2007-08-09 Michael Matz <matz@suse.de>
11175 * tree.h (fixed_zerop): Declare as taking a const_tree.
11176 * tree.c (fixed_zerop): Take a const_tree.
11178 2007-08-09 Ira Rosen <irar@il.ibm.com>
11180 * tree-vect-transform.c (vectorizable_store): Remove call to
11181 copy_virtual_operands() and call mark_symbols_for_renaming() for
11182 the created vector store.
11183 (vect_setup_realignment): Don't call copy_virtual_operands() and
11184 update_vuses_to_preheader().
11185 (vectorizable_load): Don't call copy_virtual_operands().
11186 (update_vuses_to_preheader): Remove.
11188 2007-08-08 Chao-ying Fu <fu@mips.com>
11190 * tree.def (FIXED_POINT_TYPE): New type.
11191 (FIXED_CST): New constant.
11192 (FIXED_CONVERT_EXPR): New expr.
11193 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11194 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11195 * tree.h (struct tree_base): Add saturating_flag.
11196 Remove one bit of spare for saturating_flag.
11197 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11198 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11199 FIXED_POINT_TYPE_P): Define.
11200 (TYPE_SATURATING): Define.
11201 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11202 (struct tree_fixed_cst): New.
11203 (TYPE_IBIT, TYPE_FBIT): Define.
11204 (tree_node): Add fixed_cst.
11205 (enum tree_index): Add new enumeration values of
11206 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11207 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11208 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11209 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11210 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11211 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11212 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11213 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11214 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11215 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11216 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11217 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11218 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11219 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11220 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11221 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11222 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11223 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11224 (sat_short_fract_type_node, sat_fract_type_node,
11225 sat_long_fract_type_node, sat_long_long_fract_type_node,
11226 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11227 sat_unsigned_long_fract_type_node,
11228 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11229 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11230 unsigned_short_fract_type_node, unsigned_fract_type_node,
11231 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11232 sat_short_accum_type_node, sat_accum_type_node,
11233 sat_long_accum_type_node, sat_long_long_accum_type_node,
11234 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11235 sat_unsigned_long_accum_type_node,
11236 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11237 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11238 unsigned_short_accum_type_node, unsigned_accum_type_node,
11239 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11240 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11241 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11242 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11243 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11244 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11245 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11246 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11247 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11248 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11249 sat_uda_type_node, sat_uta_type_node): New macro.
11250 (make_fract_type, make_accum_type): Declare.
11251 (make_signed_fract_type, make_unsigned_fract_type,
11252 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11253 make_signed_accum_type, make_unsigned_accum_type,
11254 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11255 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11256 make_or_reuse_sat_signed_fract_type,
11257 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11258 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11259 make_or_reuse_sat_unsigned_accum_type): New macro.
11260 (fixed_zerop): Declare.
11261 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11262 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11263 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11264 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11265 * treestruct.def: Add TS_FIXED_CST.
11266 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11267 (tree.o): Likewise.
11268 (tree-dump.o): Likewise.
11269 (print-tree.o): Likewise.
11270 (tree-pretty-print.o): Likewise.
11271 (fold-const.o): Likewise.
11272 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11273 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11274 (is_gimple_min_invariant): Handle FIXED_CST.
11275 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11276 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11277 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11278 (layout_type): Handle FIXED_POINT_TYPE.
11279 (make_fract_type, make_accum_type): New functions.
11280 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11281 * tree-dump.c (fixed-value.h): New include.
11282 (dump_fixed): New function.
11283 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11284 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11285 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11286 * tree-pretty-print.c (fixed-value.h): New include.
11287 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11288 FIXED_CONVERT_EXPR.
11289 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11290 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11291 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11292 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11293 for non-saturating fixed-point types.
11294 (reassociate_bb): Likewise.
11295 * emit-rtl.c (fixed-value.h): New include.
11296 (fconst0, fconst1): New array.
11297 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11298 * tree-vect-generic.c expand_vector_operation): Support
11299 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11300 MODE_VECTOR_UACCUM.
11301 (type_for_widest_vector_mode): Add one parameter for the
11303 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11305 Pass the satp parameter to type_for_mode for fixed-point types.
11306 (expand_vector_operations_1): Pass the saturating flag to
11307 type_for_widest_vector_mode.
11308 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11309 and MODE_VECTOR_UACCUM.
11310 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11311 (vectorizable_condition): Likewise.
11312 * tree.c (fixed-value.h): New include.
11313 (tree_code_size): Support FIXED_CST.
11314 (build_fixed): New function.
11315 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11316 (fixed_zerop): New function.
11317 (tree_node_structure): Support FIXED_CST.
11318 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11319 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11320 (type_hash_eq): Handle FIXED_POINT_TYPE.
11321 (simple_cst_equal): Support FIXED_CST.
11322 (iterative_hash_expr): Handle FIXED_CST.
11323 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11324 (get_narrower): Likewise.
11325 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11326 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11327 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11328 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11330 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11331 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11332 (initializer_zerop): Support FIXED_CST.
11333 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11334 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11335 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11336 (is_base_type): Handle FIXED_POINT_TYPE.
11337 (add_type_attribute): Handle FIXED_POINT_TYPE.
11338 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11339 * print-tree.c (fixed-value.h): New include.
11340 (print_node_brief): Support FIXED_CST.
11341 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11342 * c-pretty-print.c (fixed-value.h): New include.
11343 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11344 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11345 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11346 Support fixed-point types for inner items in VECTOR_TYPE.
11347 (pp_c_direct_declarator): Likewise.
11348 (pp_c_declarator): Likewise.
11349 (pp_c_fixed_constant): New function.
11350 (pp_c_constant): Handle FIXED_CST.
11351 (pp_c_primary_expression): Likewise.
11352 (pp_c_expression): Likewise.
11353 * fold-const.c (fixed-value.h): New include.
11354 (negate_expr_p): Return true for FIXED_CST.
11355 (fold_negate_expr): Support FIXED_CST.
11356 (split_tree): Support FIXED_CST.
11357 (const_binop): Support FIXED_CST.
11358 (fold_convert_const_int_from_fixed): New function to convert from
11360 (fold_convert_const_real_from_fixed): New function to convert from
11362 (fold_convert_const_fixed_from_fixed): New function to convert from
11363 fixed to another fixed.
11364 (fold_convert_const_fixed_from_int): New function to convert from
11366 (fold_convert_const_fixed_from_real): New function to convert from
11368 (fold_convert_const): Support conversions from fixed to int, from
11369 fixed to real, from fixed to fixed, from int to fixed, and from real
11371 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11372 (operand_equal_p): Support FIXED_CST.
11373 (make_range): For fixed-point modes, we need to pass the
11374 saturating flag as the 2nd parameter.
11375 (tree_swap_operands_p): Handle FIXED_CST.
11376 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11378 (fold_unary): Support FIXED_CONVERT_EXPR.
11379 (fold_binary): Handle FIXED_CST.
11380 Make sure the type is not saturating, before associating operations.
11381 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11382 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11383 (fold_negate_const): Support FIXED_CST.
11384 (fold_relational_const): Support FIXED_CST.
11385 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11386 (gimplify_expr): Handle FIXED_CST.
11387 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11388 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11389 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11390 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11391 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11392 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11393 LONG_LONG_ACCUM_TYPE_SIZE.
11394 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11395 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11396 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11397 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11398 MODE_ACCUM, and MODE_UACCUM.
11399 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11400 fixed-point types to disable reduction.
11401 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11403 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11405 * config/rs6000/x-rs6000: New file.
11406 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11407 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11408 (EXTRA_SPEC_FUNCTIONS): Define.
11409 (HAVE_LOCAL_CPU_DETECT): Define.
11410 (CC1_CPU_SPEC): Define.
11411 * config/rs6000/driver-rs6000.c: New file.
11412 * config/rs6000/aix.h (CC1_SPEC): Define.
11413 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11414 * config.host: Add x-rs6000 to host_xmake_file if host and target
11415 are rs6000 or powerpc.
11417 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11419 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11421 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11422 Sandra Loosemore <sandra@codesourcery.com>
11423 Chao-ying Fu <fu@mips.com>
11424 Nigel Stephens <nigel@mips.com>
11425 David Ung <davidu@mips.com>
11427 * doc/invoke.texi (-mcode-readable): Document.
11428 * config/mips/mips.opt (mcode-readable): New option.
11429 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11430 * config/mips/mips.h (mips_code_readable_setting): New enum.
11431 (mips_code_readable): Declare.
11432 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11433 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11434 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11435 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11436 boiler-plate comments.
11437 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11438 * config/mips/mips.c (mips_code_readable): New variable.
11439 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11440 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11441 context and -mcode-readable setting to restrict the use of
11442 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11443 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11444 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11445 (mips_blocks_for_constant_p): Only return false for
11446 TARGET_MIPS16_PCREL_LOADS.
11447 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11448 for MIPS16. Handle SYMBOL_32_HIGH.
11449 (mips_const_insns): Allow HIGHs for MIPS16 too.
11450 (mips_unspec_address_offset): New function, split out from...
11451 (mips_unspec_address): ...here.
11452 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11453 16-bit symbolic constants. Assert approropiate conditions for
11454 using the "la" and "dla" macros.
11455 (mips_handle_option): Handle -mcode-readable=.
11456 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11457 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11458 (mips_strip_unspec_address): New function, split out from...
11459 (print_operand_reloc): ...here.
11460 (print_operand): Pass constants through mips_strip_unspec_address.
11461 (print_operand_address): Likewise.
11462 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11463 (mips_select_rtx_section): Remove MIPS16 handling.
11464 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11465 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11466 (mips16_lay_out_constants): Do nothing unless
11467 TARGET_MIPS16_PCREL_LOADS.
11468 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11469 * config/mips/mips.md: Split HIGHs for MIPS16.
11470 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11472 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11474 * config/mips/mips-protos.h (mips_emit_move): Declare.
11475 * config/mips/mips.c (mips_emit_move): New function.
11476 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11477 (mips_legitimize_const_move): Likewise.
11478 (mips_legitimize_move): Likewise.
11479 (mips_split_64bit_move): Likewise.
11480 (mips_restore_gp): Likewise.
11481 (mips_load_call_address): Likewise.
11482 (mips_emit_fcc_reload): Likewise.
11483 (mips_set_return_address): Likewise.
11484 (mips_block_move_straight): Likewise.
11485 (mips_block_move_loop): Likewise.
11486 (mips_setup_incoming_varargs): Likewise.
11487 (mips_save_reg): Likewise.
11488 (mips_expand_prologue): Likewise.
11489 (mips_restore_reg): Likewise.
11490 (mips_expand_epilogue): Likewise.
11491 (mips_output_mi_thunk): Likewise.
11492 (build_mips16_call_stub): Likewise.
11493 (mips_builtin_branch_and_move): Likewise.
11494 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11495 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11496 (fixuns_truncdfdi2): Likewise.
11497 (fixuns_truncsfsi2): Likewise.
11498 (fixuns_truncsfdi2): Likewise.
11499 (loadgp_absolute): Likewise.
11500 (builtin_setjmp_setup): Likewise.
11501 (builtin_longjmp): Likewise.
11502 (untyped_call): Likewise.
11504 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11506 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11507 an "rtx *" argument. Return a bool.
11508 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11509 values and return true if they can be split. Take the same kind of
11510 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11511 and store the lo_sum there if nonnull. Use the symbol type to
11512 determine whether a $gp or HIGH is needed.
11513 (mips_legitimize_address): Update call to mips_split_symbol and
11514 simplify accordingly.
11515 (mips_legitimize_const_move): Likewise.
11516 * config/mips/mips.md: In the combine define_split,
11517 check mips_split_symbol instead of splittable_symbolic_operand.
11518 Update use of mips_split_symbol in the generator code.
11519 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11521 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11523 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11524 (mips_symbol_insns_1): New function, split out from...
11525 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11526 and stores separately from load addresses.
11527 (mips_classify_address): Replace uses of mips_symbolic_address_p
11528 with uses of mips_symbol_insns.
11529 (mips_address_insns): Update calls to mips_symbol_insns.
11530 (mips_const_insns): Likewise.
11531 (mips_legitimize_address): Likewise.
11533 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11535 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11536 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11537 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11538 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11539 non-call contexts if TARGET_MIPS16.
11540 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11541 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11542 code for SYMBOL_ABSOLUTE.
11543 (mips_symbol_insns): Likewise.
11545 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11547 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11548 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11549 (mips_symbolic_constant_p): Likewise. Update the call to
11550 mips_classify_symbol.
11551 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11552 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11553 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11554 (print_operand_reloc): Add a context argument. Update the call to
11555 mips_symbolic_constant_p.
11556 (print_operand): Update the calls to print_operand_reloc.
11557 (print_operand_address): Use print_operand_reloc rather than
11559 (mips_rewrite_small_data_p): Add a context argument. Update the call
11560 to mips_symbolic_constant_p.
11561 (mips_small_data_pattern_1): Make DATA the containing mem.
11562 Update the call to mips_rewrite_small_data_p.
11563 (mips_rewrite_small_data_1): Likewise.
11564 (mips_use_anchors_for_symbol_p): Update the call to
11565 mips_symbolic_constant_p.
11566 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11567 (splittable_symbolic_operand): Likewise.
11568 (move_operand): Likewise.
11569 (absolute_symbolic_operand): Likewise.
11570 (got_disp_operand): Likewise.
11571 (got_page_ofst_operand): Likewise.
11573 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11575 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11576 (SYMBOL_ABSOLUTE): ...this.
11577 (SYMBOL_SMALL_DATA): Rename to...
11578 (SYMBOL_GP_RELATIVE): ...this.
11579 (SYMBOL_CONSTANT_POOL): Rename to...
11580 (SYMBOL_PC_RELATIVE): ...this.
11581 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11582 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11583 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11584 after above changes.
11585 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11586 (general_symbolic_operand): Rename to...
11587 (absolute_symbolic_operand): ...this.
11588 * config/mips/mips.md: Update after above changes.
11590 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11591 Revital Eres <eres@il.ibm.com>
11593 * ddg.c (print_ddg): Add dump information.
11594 * modulo-sched.c (print_node_sched_params): Add parameter and
11596 (calculate_maxii): Remove function.
11597 (undo_generate_reg_moves): Likewise.
11598 (undo_permute_partial_schedule): Likewise.
11599 (kernel_number_of_cycles): Likewise.
11600 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11601 (sms_schedule): Use it. Remove profitability checks.
11602 (sms_schedule_by_order): Fix order of nodes within the cycle.
11604 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11606 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11607 -profile option, add pie support.
11608 (ENDFILE_SPEC): New spec.
11609 * config/gnu.h (LIB_SPEC): Add -profile option.
11611 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11613 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11614 * config/gnu.h (LIB_SPEC): Likewise.
11616 2007-08-07 Yaz Saito <saito@google.com>
11617 Ian Lance Taylor <iant@google.com>
11619 * common.opt (finstrument-functions-exclude-function-list): New
11621 (finstrument-functions-exclude-file-list): New option.
11622 * opts.c (char_p): Define and DEF_VEC.
11623 (flag_instrument_functions_exclude_functions): New static
11625 (flag_instrument_functions_exclude_files): New static variable.
11626 (add_instrument_functions_exclude_list): New static function.
11627 (flag_instrument_functions_exclude_p): New function.
11628 (common_handle_option): Handle new options.
11629 * flags.h (flag_instrument_functions_exclude_p): Declare.
11630 * gimplify.c (gimplify_function_tree): Call
11631 flag_instrument_functions_exclude_p.
11632 * doc/invoke.texi (Option Summary): Mention new options.
11633 (Code Gen Options): Document new options.
11635 2007-08-07 Ian Lance Taylor <iant@google.com>
11637 PR rtl-optimization/32776
11638 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11639 (resolve_use): Likewise.
11640 (decompose_multiword_subregs): Remove "changed" local variable.
11642 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11644 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11645 * configure: Regenerate.
11646 * config.in: Regenerate.
11647 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11650 2007-08-07 Ian Lance Taylor <iant@google.com>
11652 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11653 note, just delete the insn.
11655 2007-08-07 Andreas Schwab <schwab@suse.de>
11658 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11661 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11663 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11664 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11665 (decompose_multiword_subregs): Use the functions above to decompose
11666 multiword shifts and zero-extends.
11668 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11670 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11671 "assemble" descriptions which were swapped.
11673 2007-08-06 Chao-ying Fu <fu@mips.com>
11675 * fixed-value.h: New file.
11676 * fixed-value.c: New file.
11677 * Makefile.in (OBJS-common): Add fixed-value.o.
11678 (fixed-value.o): New rule.
11679 (GTFILES): Add fixed-value.h.
11680 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11681 to compare a.low and b.low.
11682 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11684 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11685 Daniel Jacobowitz <dan@codesourcery.com>
11688 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11690 (x86_64-*-netbsd*): Likewise.
11691 (x86_64-*-linux*): Likewise.
11692 (x86_64-*-kfreebsd*-gnu): Likewise.
11693 (x86_64-*-knetbsd*-gnu): Likewise.
11694 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11696 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11698 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11699 Add -fno-asynchronous-unwind-tables.
11701 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11702 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11703 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11704 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11705 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11707 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11709 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11710 (TARGET_C_MODE_FOR_SUFFIX): New.
11712 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11714 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11716 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11718 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11720 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11722 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11723 before checking function returns in conditional expressions.
11725 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11728 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11730 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11732 PR middle-end/32988
11733 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11734 for INTEGRAL_TYPE_P.
11736 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11738 * configure.ac: Remove --enable-checking=df from default settings.
11739 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11740 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11741 if the parameter is true.
11742 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11743 DF_VERIFY_SCHEDULED flag is true.
11744 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11745 (df_finish_pass): Adjust prototype.
11746 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11749 * see.c (pass_see): Add TODO_df_verify.
11750 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11751 * global.c (rest_of_handle_global_alloc): Schedule verification
11753 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11755 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11756 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11757 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11759 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11760 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11761 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11763 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11764 Revital Eres <eres@il.ibm.com>
11766 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11768 * ddg.c (create_ddg_dependence): Rename to...
11769 (create_ddg_dep_from_intra_loop_link): This. Do not check
11770 for interloop edges. Do not create anti dependence edge when
11771 a true dependence edge exists in the opposite direction and
11772 -fmodulo-sched-allow-regmoves is set.
11773 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11774 (add_cross_iteration_register_deps): Create anti dependence edge
11775 when -fno-modulo-sched-allow-regmoves is set.
11776 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11778 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11780 * config/arm/arm.md (movsi): Add braces.
11782 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11784 PR middle-end/32780
11785 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11786 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11789 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11791 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11792 state accessor functions.
11793 * cfgloopmanip.c (remove_path, create_preheaders,
11794 force_single_succ_latches, fix_loop_structure): Ditto.
11795 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11796 tree_duplicate_loop_to_header_edge): Ditto.
11797 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11798 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11800 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11801 cleanup_tree_cfg): Ditto.
11802 * tree-cfg.c (tree_merge_blocks): Ditto.
11803 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11804 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11805 loop_preheader_edge, single_exit): Ditto.
11806 (flow_loops_find): Do not clear loops->state.
11807 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11808 loops_state_clear): New functions.
11810 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11812 PR middle-end/32399
11813 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11814 when adding to the base and convert ELT to sizetype instead of type.
11816 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11818 PR middle-end/32304
11819 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11820 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11822 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11824 PR middle-end/32935
11825 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11826 correct type the negate expression.
11828 2007-08-03 Jan Hubicka <jh@suse.cz>
11830 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11833 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11835 * config/rs6000/rs6000.c (struct processor_cost): Change
11836 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11837 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11839 (rios1_costs, rios2_cost): Correct cache line size.
11840 (rs6000_override_options): Set l2-cache-size parameter.
11842 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11843 Diego Novillo <dnovillo@google.com>
11846 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11847 if the range includes 0.
11849 2007-08-03 Ben Elliston <bje@au.ibm.com>
11851 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11852 mode to unspec expressions to silence a warning from the generator
11855 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11857 * config/ia64/constraints.md ("U"): Make constraint vector only.
11859 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11861 PR middle-end/25446
11862 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11863 always_inline attribute on the function decl.
11865 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11867 PR middle-end/25445
11868 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11869 if we are compiling with -fPIC.
11871 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11872 Nigel Stephens <nigel@mips.com>
11874 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11875 Define for MIPS32 and MIPS64.
11877 2007-08-02 Nick Clifton <nickc@redhat.com>
11879 * config/host-hpux.c: Change copyright header to refer to version
11880 3 of the GNU General Public License and to point readers at the
11881 COPYING3 file and the FSF's license web page.
11882 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11883 config/alpha/linux.h, config/alpha/alpha.opt,
11884 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11885 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11886 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11887 config/alpha/alpha.h, config/alpha/sync.md,
11888 config/alpha/openbsd.h, config/alpha/alpha.md,
11889 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11890 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11891 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11892 config/alpha/constraints.md, config/alpha/osf.h,
11893 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11894 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11895 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11896 config/frv/frv-asm.h, config/frv/frv-protos.h,
11897 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11898 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11899 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11900 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11901 config/s390/s390.opt, config/s390/s390-modes.def,
11902 config/s390/fixdfdi.h, config/s390/constraints.md,
11903 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11904 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11905 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11906 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11907 config/m32c/prologue.md, config/m32c/m32c.abi,
11908 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11909 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11910 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11911 config/m32c/jump.md, config/m32c/shift.md,
11912 config/m32c/m32c-protos.h, config/libgloss.h,
11913 config/spu/spu-protos.h, config/spu/predicates.md,
11914 config/spu/spu-builtins.h, config/spu/spu.c,
11915 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11916 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11917 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11918 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11919 config/sparc/hypersparc.md, config/sparc/predicates.md,
11920 config/sparc/linux.h, config/sparc/sp64-elf.h,
11921 config/sparc/supersparc.md, config/sparc/cypress.md,
11922 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11923 config/sparc/niagara.md, config/sparc/sparc.md,
11924 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11925 config/sparc/sparc.opt, config/sparc/sync.md,
11926 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11927 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11928 config/sparc/sparc.c, config/sparc/little-endian.opt,
11929 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11930 config/sparc/linux64.h, config/sparc/freebsd.h,
11931 config/sparc/sol2.h, config/sparc/rtemself.h,
11932 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11933 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11934 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11935 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11936 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11937 config/m32r/linux.h, config/m32r/constraints.md,
11938 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11939 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11940 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11941 config/i386/i386.md, config/i386/netware-crt0.c,
11942 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11943 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11944 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11945 config/i386/sol2.h, config/i386/constraints.md,
11946 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11947 config/i386/predicates.md, config/i386/geode.md,
11948 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11949 config/i386/freebsd64.h, config/i386/vxworksae.h,
11950 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11951 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11952 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11953 config/i386/netware.h, config/i386/i386-modes.def,
11954 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11955 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11956 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11957 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11958 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11959 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11960 config/i386/xm-mingw32.h, config/i386/linux64.h,
11961 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11962 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11963 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11964 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11965 config/i386/cygwin2.c, config/i386/i386-protos.h,
11966 config/i386/sync.md, config/i386/openbsd.h,
11967 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11968 config/i386/nto.h, config/i386/biarch64.h,
11969 config/i386/i386-coff.h, config/i386/freebsd.h,
11970 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11971 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11972 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11973 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11974 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11975 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11976 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11977 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11978 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11979 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11980 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11981 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11982 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11983 config/sh/superh64.h, config/sh/rtemself.h,
11984 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11985 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11986 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11987 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11988 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11989 config/avr/predicates.md, config/avr/constraints.md,
11990 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11991 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11992 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11993 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11994 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11995 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11996 config/c4x/predicates.md, config/c4x/c4x.h,
11997 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11998 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11999 config/xtensa/linux.h, config/xtensa/xtensa.h,
12000 config/xtensa/elf.h, config/xtensa/xtensa.md,
12001 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12002 config/xtensa/xtensa-protos.h, config/dbx.h,
12003 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12004 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12005 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12006 config/host-solaris.c, config/fr30/fr30.h,
12007 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12008 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12009 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12010 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12011 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12012 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12013 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12014 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12015 config/cris/predicates.md, config/cris/linux.h,
12016 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12017 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12018 config/cris/aout.opt, config/cris/cris-protos.h,
12019 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12020 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12021 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12022 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12023 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12024 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12025 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12026 config/chorus.h, config/mn10300/mn10300.c,
12027 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12028 config/mn10300/mn10300.h, config/mn10300/linux.h,
12029 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12030 config/mn10300/mn10300.md, config/ia64/predicates.md,
12031 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12032 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12033 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12034 config/ia64/freebsd.h, config/ia64/ia64.md,
12035 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12036 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12037 config/gofast.h, config/rtems.h, config/sol2-10.h,
12038 config/m68k/predicates.md, config/m68k/m68k.md,
12039 config/m68k/linux.h, config/m68k/m68k-modes.def,
12040 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12041 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12042 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12043 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12044 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12045 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12046 config/m68k/constraints.md, config/m68k/rtemself.h,
12047 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12048 config/m68k/uclinux.h, config/rs6000/power4.md,
12049 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12050 config/rs6000/linux.h, config/rs6000/eabi.h,
12051 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12052 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12053 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12054 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12055 config/rs6000/windiss.h, config/rs6000/603.md,
12056 config/rs6000/aix41.h, config/rs6000/cell.md,
12057 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12058 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12059 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12060 config/rs6000/default64.h, config/rs6000/7xx.md,
12061 config/rs6000/darwin.opt, config/rs6000/spe.md,
12062 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12063 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12064 config/rs6000/7450.md, config/rs6000/linux64.h,
12065 config/rs6000/constraints.md, config/rs6000/440.md,
12066 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12067 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12068 config/rs6000/rs6000.h, config/rs6000/power6.md,
12069 config/rs6000/predicates.md, config/rs6000/altivec.md,
12070 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12071 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12072 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12073 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12074 config/rs6000/linux64.opt, config/rs6000/sync.md,
12075 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12076 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12077 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12078 config/rs6000/eabispe.h, config/rs6000/e500.h,
12079 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12080 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12081 config/rs6000/aix.h, config/rs6000/vxworks.h,
12082 config/rs6000/40x.md, config/rs6000/aix51.h,
12083 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12084 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12085 config/arc/arc.h, config/mcore/mcore-elf.h,
12086 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12087 config/mcore/mcore.md, config/mcore/mcore.c,
12088 config/mcore/mcore.opt, config/mcore/mcore.h,
12089 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12090 config/score/predicates.md, config/score/score-version.h,
12091 config/score/score-protos.h, config/score/misc.md,
12092 config/score/elf.h, config/score/score.c, config/score/mac.md,
12093 config/score/score7.md, config/score/score.h,
12094 config/score/score-conv.h, config/score/score-mdaux.c,
12095 config/score/score.md, config/score/score.opt,
12096 config/score/score-modes.def, config/score/score-mdaux.h,
12097 config/score/mul-div.S, config/arm/uclinux-elf.h,
12098 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12099 config/arm/symbian.h, config/arm/linux-elf.h,
12100 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12101 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12102 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12103 config/arm/strongarm-pe.h, config/arm/arm.h,
12104 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12105 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12106 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12107 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12108 config/arm/arm-cores.def, config/arm/arm-protos.h,
12109 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12110 config/arm/wince-pe.h, config/arm/neon.md,
12111 config/arm/constraints.md, config/arm/neon.ml,
12112 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12113 config/arm/arm.opt, config/arm/arm926ejs.md,
12114 config/arm/predicates.md, config/arm/iwmmxt.md,
12115 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12116 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12117 config/arm/neon-testgen.ml, config/arm/arm.md,
12118 config/arm/xscale-coff.h, config/arm/pe.c,
12119 config/arm/arm-generic.md, config/arm/pe.h,
12120 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12121 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12122 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12123 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12124 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12125 config/pa/predicates.md, config/pa/pa64-hpux.h,
12126 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12127 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12128 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12129 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12130 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12131 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12132 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12133 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12134 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12135 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12136 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12137 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12138 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12139 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12140 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12141 config/mips/linux64.h, config/mips/elforion.h,
12142 config/mips/constraints.md, config/mips/generic.md,
12143 config/mips/predicates.md, config/mips/4300.md,
12144 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12145 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12146 config/mips/5k.md, config/mips/vr4120-div.S,
12147 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12148 config/mips/mips-protos.h, config/mips/6000.md,
12149 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12150 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12151 config/mips/mips-modes.def, config/mips/vr.h,
12152 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12153 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12154 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12155 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12156 config/vax/openbsd1.h, config/vax/netbsd.h,
12157 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12158 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12159 config/h8300/rtems.h, config/h8300/predicates.md,
12160 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12161 config/h8300/h8300.md, config/h8300/h8300.opt,
12162 config/h8300/coff.h, config/h8300/h8300-protos.h,
12163 config/v850/v850.md, config/v850/predicates.md,
12164 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12165 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12166 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12167 config/mmix/mmix.h, config/mmix/predicates.md,
12168 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12169 config/mmix/mmix.c, config/mmix/mmix.opt,
12170 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12171 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12172 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12173 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12176 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12178 * emit-rtl.c (reset_used_decls): Rename to...
12179 (set_used_decls): ...this. Set the used flag rather than clearing it.
12180 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12181 DECL_RTLs rather than resetting them.
12183 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12185 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12187 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12189 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12190 argument to find_reloads_address.
12192 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12194 PR tree-optimization/32919
12195 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12196 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12197 (coalesce_ssa_name): Call it.
12199 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12200 David Ung <davidu@mips.com>
12202 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12203 (__mips16_unorddf2, __mips16_floatunsidf): New.
12204 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12206 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12208 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12210 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12211 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12212 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12213 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12214 * omp-low.c (get_ws_args_for, determine_parallel_type,
12215 expand_omp_for_generic, expand_omp_for_static_nochunk,
12216 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12217 Work with more precise CFG.
12218 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12219 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12221 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12222 * gimple-low.c (lower_stmt): Ditto.
12223 * tree-inline.c (estimate_num_insns_1): Ditto.
12224 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12225 (OMP_SECTIONS_SWITCH): New.
12226 * tree-cfgcleanup.c (cleanup_omp_return): New.
12227 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12228 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12229 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12230 (tree_redirect_edge_and_branch): Handle omp constructs.
12232 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12233 with three arguments.
12235 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12237 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12238 in loop closed ssa.
12240 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12242 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12243 the loop structures may need fixing.
12244 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12246 (cleanup_tree_cfg_loop): Removed.
12247 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12248 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12249 instead of running cleanup_tree_cfg_loop.
12250 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12251 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12252 (tree_predictive_commoning): Declaration changed.
12253 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12255 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12257 * doc/invoke.texi (l1-cache-size): Update documentation.
12258 (l2-cache-size): Document.
12259 * params.h (L2_CACHE_SIZE): New macro.
12260 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12261 that L1_CACHE_SIZE is in kB now.
12262 (L2_CACHE_SIZE_BYTES): New macro.
12263 (tree_ssa_prefetch_arrays): Show size in kB.
12264 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12265 and l2_cache_size fields.
12266 * config/i386/driver-i386.c (describe_cache): Detect cache size
12268 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12269 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12270 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12271 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12272 (override_options): Set l1-cache-size and l2-cache-size to default
12273 values if not specified otherwise.
12274 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12275 (PARAM_L2_CACHE_SIZE): New.
12277 2007-08-01 Nigel Stephens <nigel@mips.com>
12278 David Ung <davidu@mips.com>
12279 Thiemo Seufer <ths@mips.com>
12280 Chris Dearman <chris@mips.com>
12281 Richard Sandiford <richard@codesourcery.com>
12283 * config.gcc (mips*-sde-elf*): New stanza.
12284 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12285 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12286 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12287 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12288 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12289 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12291 * config/mips/sde.h: New file.
12292 * config/mips/t-libgcc-mips16: Likewise.
12293 * config/mips/t-sde: Likewise.
12294 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12295 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12296 _MIPS_FPSET and _MIPS_SZINT.
12297 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12298 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12299 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12300 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12301 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12302 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12303 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12304 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12305 _MIPS_SZPTR and _MIPS_FPSET.
12306 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12307 architecture is specified.
12308 (MIPS_32BIT_OPTION_SPEC): New macro.
12310 2007-07-31 Dan Hipschman <dsh@google.com>
12312 * gcc.c (end_going_arg): New function.
12313 (do_spec_2): Use it.
12314 (do_spec_1): Use it.
12316 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12318 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12319 only if ENABLE_CHECKING is defined.
12321 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12323 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12324 df_ru_add_problem, df_ru_get_bb_info): Removed.
12325 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12326 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12327 df_ru_free_bb_info, df_ru_alloc,
12328 df_ru_bb_local_compute_process_def,
12329 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12330 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12331 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12332 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12333 df_ru_add_problem): Removed.
12335 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12338 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12339 (casesi32p, casesi64p): Likewise.
12340 (casesi): Adjust for above.
12342 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12344 * mode-switching.c (create_pre_exit): Don't search past calls.
12346 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12348 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12350 2007-07-31 Revital Eres <eres@il.ibm.com>
12352 * ddg.c (add_deps_for_def): Rename to...
12353 (add_cross_iteration_register_deps): This. Change implementation
12354 to use only reaching def and def-use chains to construct the
12355 inter loop dependencies.
12356 (add_deps_for_use): Remove function.
12357 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12358 function to build the inter loop dependencies.
12359 * modulo-sched.c (sms_schedule): Build only
12360 reaching def and def-use chains for the propose of the ddg
12363 2007-07-31 Julian Brown <julian@codesourcery.com>
12365 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12366 New define_insns. Use correct RTL.
12367 (vec_set<mode>): Write as expander.
12369 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12371 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12372 to an unallocated space.
12374 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12377 (split_constant_offset): Enable split_constant_offset to extract
12378 constants from other statements.
12379 * tree-vect-transform.c
12380 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12381 to a temp var. Force base_offset to be simple.
12383 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12385 * df-scan.c (df_scan_verify): Remove artificial limit on
12386 the number of blocks for verification.
12387 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12388 df_simulate_defs): Avoid unnecessary insn checking for defs.
12390 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12392 * config/m68k/lb1sf68.asm (FUNC): New macro.
12393 (__mulsi3): Use it.
12394 (__udivsi3): Likewise.
12395 (__divsi3): Likewise.
12396 (__umodsi3): Likewise.
12397 (__modsi3): Likewise.
12398 (__subdf3): Likewise.
12399 (__adddf3): Likewise.
12400 (__muldf3): Likewise.
12401 (__divdf3): Likewise.
12402 (__negdf2): Likewise.
12403 (__cmpdf2): Likewise.
12404 (__subsf3): Likewise.
12405 (__addsf3): Likewise.
12406 (__mulsf3): Likewise.
12407 (__divsf3): Likewise.
12408 (__negsf2): Likewise.
12409 (__cmpsf2): Likewise.
12410 (__eqdf2): Likewise.
12411 (__nedf2): Likewise.
12412 (__gtdf2): Likewise.
12413 (__gedf2): Likewise.
12414 (__ltdf2): Likewise.
12415 (__ledf2): Likewise.
12416 (__eqsf2): Likewise.
12417 (__nesf2): Likewise.
12418 (__gtsf2): Likewise.
12419 (__gesf2): Likewise.
12420 (__ltsf2): Likewise.
12421 (__lesf2): Likewise.
12423 2007-07-30 Ollie Wild <aaw@google.com>
12425 * c-ppoutput.c (print_lines_directives_only): New function.
12426 (scan_translation_unit_directives_only): New function.
12427 (preprocess_file): Add call to scan_translation_unit_directives_only.
12428 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12429 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12430 -fdirectives-only. Add errors for -fdirectives-only conflict with
12431 -Wunused-macros and -traditional.
12432 (finish_options): Add builtin macro initialization for
12433 -fdirectives-only + -fpreprocessed.
12434 * c.opt (fdirectives-only): New.
12435 * doc/cppopts.texi (fdirectives-only): New.
12437 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12439 * alias.c (record_set, memory_modified_1): Constify.
12440 * bt-load.c (note_btr_set): Likewise.
12441 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12442 * combine.c (set_nonzero_bits_and_sign_copies,
12443 expand_field_assignment, record_dead_and_set_regs_1,
12444 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12445 likely_spilled_retval_1): Likewise.
12446 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12447 frv_io_handle_set): Likewise.
12448 * config/mips/mips.c (mips_sim_record_set,
12449 vr4130_true_reg_dependence_p_1): Likewise.
12450 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12451 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12452 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12453 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12454 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12455 * ddg.c (mark_mem_store): Likewise.
12456 * df-problems.c (df_urec_mark_reg_change): Likewise.
12457 * function.c (update_epilogue_consts): Likewise.
12458 * gcse.c (record_set_info, record_last_set_info,
12459 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12460 reg_clear_last_set): Likewise.
12461 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12463 * jump.c (reversed_comparison_code_parts): Likewise.
12464 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12465 reg_is_set): Likewise.
12466 * loop-iv.c (mark_altered): Likewise.
12467 * mode-switching.c (reg_becomes_live): Likewise.
12468 * optabs.c (no_conflict_move_test): Likewise.
12469 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12471 * postreload.c (reload_combine_note_store, move2add_note_store):
12473 * regmove.c (flags_set_1): Likewise.
12474 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12476 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12478 * resource.c (update_live_status): Likewise.
12479 * rtl.h (set_of, note_stores): Likewise.
12480 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12481 note_stores, parms_set): Likewise.
12482 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12483 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12485 * var-tracking.c (count_stores, add_stores): Likewise.
12487 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12489 * alias.c (mems_in_disjoint_alias_sets_p,
12490 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12491 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12492 write_dependence_p, mems_in_disjoint_alias_sets_p,
12493 read_dependence, true_dependence, canon_true_dependence,
12494 anti_dependence, output_dependence): Constify.
12495 * combine.c (extended_count): Likewise.
12496 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12497 * cselib.c (get_value_hash, references_value_p,
12498 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12499 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12500 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12501 * function.c (contains, prologue_epilogue_contains,
12502 sibcall_epilogue_contains): Likewise.
12503 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12504 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12505 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12506 reg_or_subregno): Likewise.
12507 * recog.c (asm_noperands): Likewise.
12508 * reload1.c (function_invariant_p): Likewise.
12509 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12510 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12511 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12512 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12513 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12514 extended_count, prologue_epilogue_contains,
12515 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12516 canon_true_dependence, read_dependence, anti_dependence,
12517 output_dependence): Likewise.
12518 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12520 2007-07-30 Julian Brown <julian@codesourcery.com>
12522 * config/arm/neon.md (V_ext): New mode attribute.
12523 (neon_vget_lane<mode>): Replace with define_expand.
12524 (neon_vget_lane<mode>_sext_internal)
12525 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12526 and quad precision vectors.
12527 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12528 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12529 have typeless 32-bit result.
12531 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12534 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12536 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12537 use sizetype for rest.
12538 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12539 (aff_combination_convert): Don't convert rest for pointer types.
12541 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12543 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12545 * tree-ssa-alias.c: Add alloc-pool.h.
12546 (init_alias_info): Free alias_bitmap_obstack.
12547 (delete_alias_info): Call delete_mem_ref_stats.
12548 (get_mem_sym_stats_for): Use alloc_pool.
12549 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12550 (delete_mem_sym_stats): Removed.
12552 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12554 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12555 functions cannot be represented as classical distance vectors.
12557 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12559 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12560 * builtins.c (validate_arg, builtin_mathfn_code,
12561 validate_arglist): Likewise.
12562 * calls.c (call_expr_flags): Likewise.
12563 * combine.c (reg_nonzero_bits_for_combine,
12564 reg_num_sign_bit_copies_for_combine, get_last_value,
12565 reg_truncated_to_mode): Likewise.
12566 * emit-rtl.c (subreg_lowpart_p): Likewise.
12567 * expr.c (highest_pow2_factor_for_target,
12568 categorize_ctor_elements_1, categorize_ctor_elements,
12569 count_type_elements, contains_packed_reference,
12570 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12571 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12572 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12573 native_encode_int, native_encode_real, native_encode_complex,
12574 native_encode_vector, native_encode_expr, native_interpret_int,
12575 native_interpret_real, native_interpret_complex,
12576 native_interpret_vector, native_interpret_expr): Likewise.
12577 * function.c (use_register_for_decl): Likewise.
12578 * gimplify.c (get_name): Likewise.
12579 * langhooks-def.h (lhd_return_null_const_tree): New.
12580 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12581 * langhooks.c (lhd_return_null_const_tree): New.
12582 * langhooks.h (lang_get_callee_fndecl): Constify.
12583 * output.h (constructor_static_from_elts_p): Likewise.
12584 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12585 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12586 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12587 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12588 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12589 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12590 * rtlhooks-def.h (reg_nonzero_bits_general,
12591 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12593 * rtlhooks.c (reg_num_sign_bit_copies_general,
12594 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12596 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12597 * stor-layout.c (mode_for_size_tree): Likewise.
12598 * tree-ssa-loop-im.c (memref_eq): Likewise.
12599 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12600 * tree.c (contains_placeholder_p, type_list_equal,
12601 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12603 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12604 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12605 contains_placeholder_p, contains_packed_reference,
12606 get_callee_fndecl, operand_equal_for_phi_arg_p,
12607 warn_if_unused_value, is_body_block, native_encode_expr,
12608 native_interpret_expr, fold_convertible_p, operand_equal_p,
12609 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12610 validate_arglist, simple_cst_equal, type_list_equal,
12611 use_register_for_decl, call_expr_flags, get_name,
12612 highest_pow2_factor): Likewise.
12613 (const_call_expr_arg_iterator_d,
12614 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12615 first_const_call_expr_arg, more_const_call_expr_args_p,
12616 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12617 * varasm.c (constructor_static_from_elts_p): Constify.
12619 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12621 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12622 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12623 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12624 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12625 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12626 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12627 spelling conventions.
12628 * doc/invoke.texi: Follow spelling conventions.
12630 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12631 Revital Eres <eres@il.ibm.com>
12633 * modulo-sched.c (sms_schedule): Avoid loops which includes
12634 auto-increment instructions.
12636 2007-07-28 Richard Guenther <rguenther@suse.de>
12638 PR middle-end/32920
12639 * fold-const.c (fold_cond_expr_with_comparison): Convert
12640 operand zero of MIN/MAX_EXPR to correct type.
12642 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12644 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12645 flags_from_decl_or_type): Constify.
12646 * gcc.c (do_spec_1): Likewise.
12647 * print-tree.c (dump_addr, print_node_brief): Likewise.
12648 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12649 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12650 tree_purge_all_dead_eh_edges): Likewise.
12651 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12652 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12654 * tree.c (expr_location, expr_has_location, expr_locus,
12655 expr_filename, expr_lineno, get_inner_array_type,
12656 fields_compatible_p): Likewise.
12657 * tree.h (get_inner_array_type, fields_compatible_p,
12658 expr_location, expr_has_location, expr_locus, expr_filename,
12659 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12660 setjmp_call_p, alloca_call_p): Likewise.
12662 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12664 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12665 TV_FLOW_INSENSITIVE.
12667 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12669 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12670 (compute_flow_insensitive_aliasing): Ditto for
12671 TV_FLOW_INSENSITIVE.
12673 2007-07-27 Jan Hubicka <jh@suse.cz>
12675 * config/i386/i386.c (register_move_cost): Remove accidentally
12676 comitted #if 0 block.
12678 * attribs.c: Include hashtab.h
12679 (attribute_hash): New.
12680 (substring): New structure.
12681 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12683 (init_attributes): Initialize attribute hash.
12684 (decl_attributes): Use attribute hash.
12685 * Makefile.in (attribs.c): Depend on hashtab.h.
12687 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12689 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12691 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12693 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12694 __mips_dspr2 and __mips_dsp_rev macros.
12695 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12697 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12699 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12701 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12703 PR middle-end/32749
12705 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12706 and the updating of the live and do_not_gen sets.
12707 (df_note_bb_compute): Added updating of live and do_not_gen sets
12708 for regular defs so that the case of clobber inside conditional
12709 call is processed correctly.
12711 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12713 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12714 operands with compatible type.
12716 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12718 * expr.h (store_bit_field): Don't return a value.
12719 * expmed.c (check_predicate_volatile_ok): New function.
12720 (store_bit_field_1): New function, extracted from store_bit_field.
12721 Take a fallback_p argument and return true if the operation succeeded.
12722 Only use store_fixed_bit_field if fallback_p. Don't recompute
12723 mode_for_extraction; use op_mode instead. Try forcing memories
12724 into registers if the insv expander fails.
12725 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12726 Don't return a value.
12727 (convert_extracted_bit_field): New function, extracted from
12729 (extract_bit_field_1): Likewise. Take a fallback_p argument
12730 and return NULL if the operation succeeded. Only use
12731 extract_fixed_bit_field if fallback_p. Only calculate one
12732 extraction mode. Combine code for extv and extzv. Try forcing
12733 memories into registers if the ext(z)v expander fails.
12734 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12736 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12738 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12740 (df_ref): Likewise. Put regno with other integer fields.
12742 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12744 * df.h (df_mw_hardreg): Remove "loc" field.
12745 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12747 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12748 split out from df_set_unused_notes_for_mw. Return false for
12749 partial references. Assert that mw_reg is a REG when returning true.
12750 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12751 (df_whole_mw_reg_dead_p): New function, split out from
12752 df_set_dead_notes_for_mw. Return false for partial references.
12753 Assert that mw_reg is a REG when returning true.
12754 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12755 Remove redundant bitmap check.
12757 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12759 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12760 ($(T)crtend.o): Likwise.
12761 ($(T)crtbeginS.o): Likwise.
12762 ($(T)crtendS.o): Likwise.
12763 ($(T)crtfastmath.o): Likwise.
12765 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12767 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12768 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12769 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12770 and x_n_bbs_in_dom_tree fields.
12772 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12774 PR tree-optimization/32087
12775 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12776 Do not call scale_bbs_frequencies_int with prob of zero.
12778 2007-07-26 Julian Brown <julian@codesourcery.com>
12780 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12781 (neon_element_bits): Add prototypes.
12782 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12783 (neon_const_bounds, neon_element_bits): New functions.
12784 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12785 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12786 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12787 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12788 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12789 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12790 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12791 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12792 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12793 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12794 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12795 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12796 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12798 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12800 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12801 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12803 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12804 Julian Brown <julian@codesourcery.com>
12806 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12807 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12808 * config/arm/cortex-a8.md: New.
12809 * config/arm/cortex-a8-neon.md: New.
12810 * config/arm/neon-schedgen.ml: New.
12811 * config/arm/neon.md (vqh_mnem): New.
12813 (Is_float_mode): New.
12814 (Scalar_mul_8_16): New.
12816 (V_mode_nunits): New.
12817 (All instruction patterns): Annotate with neon_type attribute
12819 * config/arm/arm.md: Include cortex-a8.md.
12820 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12822 Annotate instruction patterns accordingly.
12823 (generic_sched): Do not use generic scheduling for Cortex-A8.
12824 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12826 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12828 * fold-const.c (fold_read_from_constant_string): Use
12829 build_int_cst_type.
12830 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12832 2007-07-26 Nick Clifton <nickc@redhat.com>
12834 * tree-ssa-operands.h: Change copyright header to refer to version
12835 3 of the GNU General Public License and to point readers at the
12836 COPYING3 file and the FSF's license web page.
12837 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12838 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12839 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12840 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12841 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12842 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12843 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12844 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12845 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12846 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12847 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12848 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12849 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12850 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12851 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12852 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12853 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12854 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12855 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12856 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12857 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12858 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12859 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12860 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12861 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12862 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12863 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12864 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12865 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12866 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12867 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12868 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12869 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12870 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12871 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12872 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12873 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12874 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12875 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12876 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12877 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12878 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12879 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12880 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12881 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12882 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12883 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12884 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12885 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12886 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12887 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12888 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12889 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12890 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12891 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12892 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12893 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12894 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12895 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12896 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12897 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12898 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12899 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12900 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12901 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12902 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12903 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12904 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12905 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12906 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12907 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12908 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12909 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12910 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12911 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12912 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12913 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12914 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12915 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12916 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12917 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12918 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12919 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12920 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12921 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12922 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12923 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12924 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12925 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12926 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12927 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12928 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12929 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12930 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12931 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12932 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12933 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12934 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12935 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12936 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12937 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12938 convert.c, convert.h, langhooks-def.h, reload1.c,
12939 tree-ssa-operands.c: Likewise.
12941 2007-07-26 Jan Hubicka <jh@suse.cz>
12943 * tree-ssa-live.c: Include debug.h and flags.h.
12944 (mark_scope_block_unused): New function.
12945 (remove_unused_scope_block_p): New function.
12946 (remove_unused_locals): Remove unused blocks too.
12948 2007-07-25 Ian Lance Taylor <iant@google.com>
12950 * combine.c (combine_max_regno): Remove. Remove all uses.
12951 (struct reg_stat_struct): Rename from struct reg_stat.
12952 (reg_stat_type): Define, and declare VECs.
12953 (reg_stat): Change from pointer to VEC. Change all uses.
12954 (combine_split_insns): New static function.
12955 (try_combine, find_split_point): Call it instead of split_insns.
12957 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12959 * cfghooks.c (split_block): Fix the information about loop latch.
12961 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12963 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12965 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12967 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12968 Scan the new edge for loop exit info.
12970 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12972 * config/darwin.c: Include debug.h.
12974 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12977 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12979 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12981 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12982 (HARD_REGNO_MODE_OK): Ditto.
12983 (MODES_TIEABLE_P): Ditto.
12984 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12985 (CLASS_MAX_NREGS): Ditto.
12986 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12987 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12988 (divdf3_internal_thr): Removed.
12989 * config/ia64/div.md: New file.
12990 * config/ia64/constraints.md: Add H constraint.
12992 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12994 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12995 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12996 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12997 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12998 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12999 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13000 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13001 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13002 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13003 dump_sbitmap_file, debug_sbitmap, popcount_table,
13004 sbitmap_popcount): Constify.
13005 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13006 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13007 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13008 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13009 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13010 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13011 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13012 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13013 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13014 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13015 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13017 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13019 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13020 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13021 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13022 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13023 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13024 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13025 bitmap_intersect_p, bitmap_intersect_compl_p,
13026 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13027 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13029 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13030 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13031 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13032 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13033 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13034 debug_bitmap, debug_bitmap_file, bitmap_print,
13035 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13036 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13038 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13040 * config/darwin.c (darwin_override_options): Additional fix for
13041 debug info formats that don't support var tracking.
13043 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13045 * cselib.c (entry_and_rtx_equal_p): Constify.
13046 * gengtype.c (output_mangled_typename, write_types, write_local):
13048 * gengtype.h (const_type_p): New.
13049 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13051 * tlink.c (scan_linker_output): De-constify.
13052 * tree-ssa-loop-im.c (memref_eq): Constify.
13053 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13054 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13056 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13058 * c-common.c (fname_as_string, c_type_hash): Constify.
13059 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13060 * cgraph.c (edge_hash, edge_eq): Likewise.
13061 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13062 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13063 reg_attrs_htab_eq): Likewise.
13064 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13066 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13067 const_decl_t, const_state_t, const_automata_list_el_t): New.
13068 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13069 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13070 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13071 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13072 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13073 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13074 compare_max_occ_cycle_nums, out_state_arcs_num,
13075 compare_transition_els_num, units_cmp, state_reservs_cmp):
13077 * genmodes.c (cmp_modes): Likewise.
13078 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13079 * gimplify.c (compare_case_labels): Likewise.
13080 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13081 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13082 * matrix-reorg.c (mtt_info_hash): Likewise.
13083 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13084 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13085 (htab_hash_bucket, htab_hash_elem): Constify.
13086 * tree-browser.c (TB_parent_eq): Likewise.
13087 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13088 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13089 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13090 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13092 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13093 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13094 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13095 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13096 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13098 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13099 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13100 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13101 * tree-ssa-threadupdate.c (redirection_data_hash,
13102 redirection_data_eq): Likewise.
13103 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13104 * tree-ssa.c (var_ann_eq): Likewise.
13105 * tree-vrp.c (compare_case_labels): Likewise.
13106 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13107 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13108 tree_not_check_failed, tree_class_check_failed,
13109 tree_range_check_failed, tree_not_class_check_failed,
13110 omp_clause_check_failed, omp_clause_range_check_failed,
13111 tree_contains_struct_check_failed, tree_operand_check_failed):
13113 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13114 tree_not_check_failed, tree_class_check_failed,
13115 tree_range_check_failed, tree_not_class_check_failed,
13116 tree_operand_check_failed, omp_clause_operand_check_failed,
13117 tree_operand_length): Likewise.
13118 * var-tracking.c (const_variable): New.
13119 (variable_htab_hash, variable_htab_eq): Constify.
13120 * varasm.c (const_desc_hash): Likewise.
13122 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13124 * expr.c (handled_component_p): Constify.
13125 * fold-const.c (fit_double_type): Likewise.
13126 * real.h (real_value_from_int_cst): Likewise.
13127 * tree-flow-inline.h (gimple_in_ssa_p,
13128 gimple_aliases_computed_p, gimple_addressable_vars,
13129 gimple_call_clobbered_vars, gimple_referenced_vars,
13130 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13131 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13132 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13133 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13134 is_label_stmt, is_global_var, phi_ssa_name_p,
13135 factoring_name_p, is_call_clobbered, tree_common_ann,
13136 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13137 unmodifiable_var_p, array_ref_contains_indirect_ref,
13138 ref_contains_array_ref, lookup_subvars_for_var,
13139 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13140 gimple_mem_ref_stats): Likewise.
13141 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13142 may_aliases, is_exec_stmt, is_label_stmt,
13143 ref_contains_array_ref, array_ref_contains_indirect_ref,
13144 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13145 unmodifiable_var_p): Likewise.
13146 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13147 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13148 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13149 cst_and_fits_in_hwi, real_value_from_int_cst,
13150 build_real_from_int_cst, integer_zerop, integer_onep,
13151 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13152 tree_floor_log2, real_zerop, real_onep, real_twop,
13153 real_minus_onep, really_constant_p, purpose_member, chain_member,
13154 list_length, fields_length, int_size_in_bytes, bit_position,
13155 int_bit_position, byte_position, int_byte_position, expr_align,
13156 array_type_nelts, tree_node_structure,
13157 type_contains_placeholder_1, iterative_hash_pointer,
13158 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13159 tree_map_base_eq, type_hash_list, type_hash_eq,
13160 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13161 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13162 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13163 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13164 int_fits_type_p, get_containing_scope, decl_function_context,
13165 decl_type_context, omp_clause_operand_check_failed,
13166 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13167 * tree.h (omp_clause_operand_check_failed, tree_size,
13168 build_real_from_int_cst, array_type_nelts, purpose_member,
13169 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13170 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13171 is_attribute_p, check_qualified_type, expr_align,
13172 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13173 int_byte_position, list_length, fields_length, initializer_zerop,
13174 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13175 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13176 tree_node_structure, handled_component_p, get_containing_scope,
13177 decl_function_context, decl_type_context, real_zerop,
13178 type_num_arguments, fit_double_type, really_constant_p,
13179 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13180 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13181 real_twop, real_minus_onep, int_cst_value): Likewise.
13183 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13185 * cfglayout.c (insn_scope, insn_line): Constify.
13186 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13187 const_double_htab_hash, const_double_htab_eq,
13188 mem_attrs_htab_hash): Likewise.
13189 * loop-iv.c (biv_eq): Likewise.
13190 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13191 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13192 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13194 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13195 error_for_asm, warning_for_asm, _fatal_insn,
13196 _fatal_insn_not_found): Likewise.
13197 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13198 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13199 rtl_check_failed_type2, rtl_check_failed_code1,
13200 rtl_check_failed_code2, rtl_check_failed_code_mode,
13201 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13202 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13203 rtl_check_failed_type2, rtl_check_failed_code1,
13204 rtl_check_failed_code2, rtl_check_failed_code_mode,
13205 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13206 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13207 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13208 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13209 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13210 rtx_unstable_p, get_integer_term, get_related_value,
13211 offset_within_block_p, reg_mentioned_p, count_occurrences,
13212 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13213 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13214 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13215 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13216 find_constant_src, find_reg_fusage, find_regno_fusage,
13217 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13218 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13219 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13220 computed_jump_p, auto_inc_p, in_expr_list_p,
13221 remove_node_from_expr_list, loc_mentioned_in_p,
13222 label_is_jump_target_p, reversed_comparison_code_parts,
13223 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13224 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13225 print_inline_rtx): Likewise.
13226 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13227 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13228 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13229 get_integer_term, get_related_value, offset_within_block_p,
13230 count_occurrences, reg_mentioned_p, no_labels_between_p,
13231 reg_used_between_p, reg_referenced_p, single_set_2,
13232 multiple_sets, set_noop_p, refers_to_regno_p,
13233 reg_overlap_mentioned_p, dead_or_set_p,
13234 covers_regno_no_parallel_p, covers_regno_p,
13235 dead_or_set_regno_p, find_reg_note, find_regno_note,
13236 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13237 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13238 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13239 side_effects_p, may_trap_p_1, may_trap_p,
13240 may_trap_after_code_motion_p, may_trap_or_fault_p,
13241 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13242 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13243 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13244 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13245 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13247 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13248 warning_for_asm): Likewise.
13249 * tree.h (print_rtl): Likewise.
13250 * varasm.c (get_pool_mode): Likewise.
13252 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13254 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13255 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13256 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13257 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13258 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13259 * ddg.c (compare_sccs): Likewise.
13260 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13261 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13262 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13263 decimal_do_fix_trunc, decimal_real_to_integer,
13264 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13265 * dse.c (const_group_info_t): New.
13266 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13267 * dwarf2out.c (const_dw_die_ref): New.
13268 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13269 * tree-browser.c (TB_parent_eq): Likewise.
13270 * unwind-dw2-fde.c (__register_frame_info_bases,
13271 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13272 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13274 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13275 * unwind-dw2.c (uw_frame_state_for): Likewise.
13276 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13277 * value-prof.h (const_histogram_value): New.
13279 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13281 * config/mips/mips.c (machine_function): Add
13282 initialized_mips16_gp_pseudo_p.
13283 (mips16_gp_pseudo_reg): Do not emit the initialization of
13284 mips16_gp_pseudo_rtx when being called from the gimple cost-
13285 calculation routines; emit it on the first use outside those
13288 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13290 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13293 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13294 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13295 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13296 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13297 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13298 Preserve const-ness of parameters through use of __typeof(),
13299 also constify and tidy.
13301 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13302 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13303 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13304 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13305 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13306 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13307 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13308 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13309 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13311 2007-07-25 Julian Brown <julian@codesourcery.com>
13312 Mark Shinwell <shinwell@codesourcery.com>
13314 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13315 (alpha_mangle_type): This.
13316 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13317 (TARGET_MANGLE_TYPE): Define this instead.
13318 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13319 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13320 (arm_init_neon_builtins): Fix comment.
13321 (arm_mangle_map_entry): New.
13322 (arm_mangle_map): New.
13323 (arm_mangle_type): New.
13324 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13325 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13326 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13327 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13328 (TARGET_MANGLE_TYPE): Define this instead.
13329 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13330 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13331 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13332 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13333 (TARGET_MANGLE_TYPE): Define this instead.
13334 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13336 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13337 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13338 (TARGET_MANGLE_TYPE): Define this instead.
13339 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13340 (s390_mangle_type): This.
13341 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13342 (TARGET_MANGLE_TYPE): Define this instead.
13343 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13344 (sparc_mangle_type): This.
13345 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13346 (TARGET_MANGLE_TYPE): Define this instead.
13347 * cp/mangle.c (write_type): Call mangle_type target hook on all
13348 types before mangling. Use original type, not main variant, as
13350 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13351 (TARGET_MANGLE_TYPE): This.
13352 * target.h (gcc_target): Rename mangle_fundamental_type to
13354 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13355 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13357 2007-07-25 Julian Brown <julian@codesourcery.com>
13358 Paul Brook <paul@codesourcery.com>
13359 Joseph Myers <joseph@codesourcery.com>
13360 Mark Shinwell <shinwell@codesourcery.com>
13362 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13363 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13364 (with_fpu): Allow --with-fpu=neon.
13365 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13366 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13367 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13368 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13369 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13370 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13371 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13372 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13373 (output_move_neon): Add prototypes.
13374 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13375 (all_fpus): Add FPUTYPE_NEON.
13376 (fp_model_for_fpu): Add NEON field.
13377 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13378 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13380 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13382 (thumb2_legitimate_address_p): Likewise.
13383 (neon_valid_immediate): Recognize and prepare constants suitable for
13385 (neon_immediate_valid_for_move): New function. Recognize and prepare
13386 immediates for NEON move instructions.
13387 (neon_immediate_valid_for_logic): New function. Recognize and
13388 prepare immediates for NEON logic instructions.
13389 (neon_output_logic_immediate): New function. Create asm string
13390 suitable for outputting immediate logic instructions.
13391 (neon_pairwise_reduce): New function. Implement reduction using
13392 pairwise operations.
13393 (neon_expand_vector_init): New function. Expand a (possibly
13394 non-constant) vector initialization.
13395 (neon_vector_mem_operand): New function. Memory operands supported
13396 for quad-word loads/stores to/from ARM or NEON registers. Don't
13397 allow base+offset addressing for core regs.
13398 (neon_struct_mem_operand): New function. Valid mems for NEON
13400 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13401 from neon_vector_mem_operand addresses without a secondary register.
13402 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13403 (add_minipool_backward_ref): Likewise.
13404 (dump_minipool): Likewise.
13405 (push_minipool_fix): Likewise.
13406 (output_move_quad): New function. Output quad-word moves, loads and
13407 stores using ARM registers.
13408 (output_move_vfp): Add support for vectors in VFP (NEON) D
13410 (output_move_neon): Output a NEON load/store to/from a quadword
13412 (arm_print_operand): Implement new codes:
13413 - 'c' for unadorned integers (without a # sign).
13414 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13416 - 'e', 'f' for the low and high D parts of a NEON Q register.
13417 - 'q' outputs a NEON Q register.
13418 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13419 - 'T' prints NEON opcode features from a coded bitmask.
13420 - 'F' is similar to T, but signed/unsigned codes both print as
13422 - 't' is similar to T, but 'u' is printed instead of 'p'.
13423 - 'O' prints 'r' if NEON instruction should perform rounding (as
13424 specified by bitmask), else prints nothing.
13425 - '#' is a punctuation character to stop operand numbers from
13426 running together with following digits in the assembler
13427 strings for instructions (when using mode attributes).
13428 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13429 constant vectors in big-endian mode, where necessary.
13430 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13431 Handle EI, OI, CI, XI modes.
13432 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13433 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13434 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13435 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13436 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13438 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13439 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13440 to turn v8qi, etc. into bits defined above.
13441 (neon_itype): New enumeration. Classifications of NEON builtins.
13442 (neon_builtin_datum): Define struct. Contains information about
13443 a single builtin (with multiple modes).
13444 (CF): Define helper macro for...
13445 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13447 (neon_builtin_data): New array. Define information about builtins
13448 for use during initialization/expansion.
13449 (arm_init_neon_builtins): New function.
13450 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13452 (neon_builtin_compare): New function.
13453 (locate_neon_builtin_icode): New function. Find an insn code for a
13454 builtin given a function code for that builtin. Also return type of
13455 builtin (NEON_BINOP, NEON_UNOP etc.).
13456 (builtin_arg): New enumeration. Types of arguments for builtins.
13457 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13458 Takes a variable argument list of builtin_arg types, terminated by
13460 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13461 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13462 (neon_emit_pair_result_insn): New function. Support returning pairs
13463 of vectors via a pointer.
13464 (neon_disambiguate_copy): New function. Set up operands for a
13465 multi-word copy such that registers do not get clobbered.
13466 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13467 ARM_BUILTIN_NEON_BASE.
13468 (arm_file_start): Set float-abi attribute for NEON.
13469 (arm_vector_mode_supported_p): Enable NEON vector modes.
13470 (arm_mangle_map_entry): New.
13471 (arm_mangle_map): New.
13472 (arm_mangle_vector_type): New.
13473 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13475 (TARGET_NEON): New macro. Target supports NEON.
13476 (fputype): Add FPUTYPE_NEON.
13477 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13478 for vectorization based on command-line arg.
13479 (NEON_REGNO_OK_FOR_NREGS): Define.
13480 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13481 (VALID_NEON_STRUCT_MODE): Define.
13482 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13483 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13484 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13485 (consttable_16): Add pattern for outputting 16-byte minipool
13487 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13489 (vec-common.md, neon.md): Include md files.
13490 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13491 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13492 (memory_constraint "Ut", "Un", "Us"): Define.
13493 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13494 (MMX_char): New mode attribute.
13495 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13496 (*add<mode>3_iwmmxt): New insn pattern.
13497 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13498 (*sub<mode>3_iwmmxt): New insn pattern.
13499 (mulv4hi3): Rename to...
13500 (*mulv4hi3_iwmmxt): This.
13501 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13502 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13503 (uminv4hi3, uminv2si3): Remove. Replace with...
13504 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13505 (*umin<mode>3_iwmmxt): These.
13506 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13507 (ashr<mode>3_iwmmxt): This new pattern.
13508 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13509 (lshr<mode>3_iwmmxt): This new pattern.
13510 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13511 (ashl<mode>3_iwmmxt): This new pattern.
13512 * config/arm/neon-docgen.ml: New file. Generate documentation for
13514 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13515 * config/arm/arm_neon.h: New (autogenerated).
13516 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13518 * config/arm/neon.md: New file. Define NEON instructions.
13519 * config/arm/neon.ml: New file. Abstract description of NEON
13520 instructions, used to generate arm_neon.h header, documentation and
13522 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13523 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13525 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13527 (ARM NEON Intrinsics): New subsection.
13528 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13530 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13532 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13535 2007-07-24 Jan Hubicka <jh@suse.cz>
13537 * regclass.c (move_table): New type.
13538 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13539 (init_move_cost): Break out from ...
13540 (init_reg_sets_1): ... here; simplify computation of
13541 have_regs-of_mode and contains_reg_of_mode.
13542 (record_reg_classes): Unswitch internal loops.
13543 (copy_cost): Trigger lazy initialization of move cost
13544 (record_address_regs): Likewise.
13546 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13548 * config/darwin.c (darwin_override_options): Don't force on
13549 flag_var_tracking_uninit when no debug info is requested.
13551 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13553 * cfgloop.c (init_loops_structure): New function.
13554 (flow_loops_find): Create root of the loop tree unconditionally.
13556 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13558 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13560 2007-07-24 Jan Hubicka <jh@suse.cz>
13562 * caller-save.c: Include ggc.h, gt-caller-save.h
13563 (reg_save_code, reg_restore_code): Rename to ...
13564 (cached_reg_save_code, cached_reg_restore_code): ... those.
13565 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13566 (reg_save_code, reg_restore_code): New functions.
13567 (init_caller_save): Do not intialize
13568 reg_save_code/reg_restore_code tables.
13569 * Makefile.in: (gt-caller-save.h): New.
13571 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13573 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13574 with the mode of the original operand instead of
13577 2007-07-23 Jan Hubicka <jH@suse.cz>
13579 * i386.c (ix86_secondary_memory_needed): Break out to...
13580 (inline_secondary_memory_needed): ... here.
13581 (ix86_memory_move_cost): Break out to ...
13582 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13583 maximum of input and output; fix handling of Q_REGS on 64bit.
13584 (ix86_secondary_memory_needed): Microoptimize.
13586 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13588 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13589 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13590 stmts_from_loop, known_dependences_p, build_rdg): New.
13591 * tree-data-ref.h: Depends on graphds.h.
13592 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13593 (build_rdg): Declared.
13594 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13596 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13598 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13601 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13602 Jakub Jelinek <jakub@redhat.com>
13604 PR middle-end/PR28690
13605 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13607 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13608 and MEM_POINTER operands over REG and MEM operands.
13609 (swap_commutative_operands_p): Change return value to bool.
13610 * rtl.h: Update the corresponding prototype.
13611 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13612 instead of gen_rtx_PLUS.
13613 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13614 value to bool. Change function arguments to rtx's and update code
13616 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13617 calls to match the new declaration.
13618 * simplify-rtx.c (simplify_associative_operation): Don't
13619 reorder simplify_binary_operation arguments.
13621 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13623 * config/mips/mips.c (override_options): Use mips_costs to derive
13624 the default branch cost.
13625 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13627 * config/mips/mips.opt (mbranch-cost=): New option.
13628 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13630 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13632 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13633 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13634 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13635 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13637 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13639 * config/mips/constraints.md (ks): New constraint.
13640 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13641 (*add<mode>3_mips16): ...here.
13643 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13645 * optabs.h (enum optab_index): Add new OTI_signbit.
13646 (signbit_optab): Define corresponding macro.
13647 (enum insn_code signbit_optab[]): Remove array.
13648 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13649 (expand_copysign_absneg): If back end provides signbit insn, use it
13650 instead of bit operations on floating point argument.
13651 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13652 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13653 for availability of signbit insn.
13655 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13656 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13657 SSE mode is not active.
13658 (isinf<mode>2): Disable for mfpmath=sse,387.
13660 2007-07-22 Ben Elliston <bje@au.ibm.com>
13662 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13664 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13666 2007-07-20 Richard Guenther <rguenther@suse.de>
13668 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13669 integral typed condition.
13670 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13671 booleanness. Only preserve conversions from a non-base
13672 type to a base type, not in general between types with
13673 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13674 * tree.def (COND_EXPR): Document that the condition
13675 can be of any integral type.
13677 2007-07-20 Nigel Stephens <nigel@mips.com>
13678 Richard Sandiford <richard@codesourcery.com>
13680 * config/mips/mips.h (mips_dwarf_regno): Declare.
13681 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13682 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13683 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13684 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13685 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13686 (REG_CLASS_NAMES): Update accordingly.
13687 * config/mips/mips.c (mips_dwarf_regno): New array.
13688 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13689 (mips_subword): Remove special handling for accumulator registers.
13690 (override_options): Initiailize mips_dwarf_regno. Remove use
13692 (mips_swap_registers): New function.
13693 (mips_conditional_register_usage): Swap accumulator registers
13694 around if TARGET_LITTLE_ENDIAN.
13695 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13696 * config/mips/constraints.md (h, l): Use the endianness to choose
13697 between MD0_REG and MD1_REG.
13698 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13699 alternative-dependent template.
13701 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13703 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13706 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13708 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13709 predecessor fallthru flags.
13711 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13713 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13714 of compare to the same type.
13715 * cfgloopmanip.c (add_loop): Update information about loop exits.
13716 (loop_version): Remove the innermost loop requirement.
13717 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13718 to sizetype for pointers.
13720 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13722 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13723 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13724 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13726 * config/dfp-bit.c: Empty for TFmode conversions.
13728 2007-07-18 Caroline Tice <ctice@apple.com>
13730 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13731 and handle them correctly; check that src is not NULL before
13733 (find_src_set_src): Likewise.
13735 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13737 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13738 (struct alignment_context, init_alignment_context): New.
13739 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13740 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13741 (XCHAL_HAVE_S32C1I): Likewise.
13742 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13743 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13744 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13745 (ATOMIC, HQI): New macros.
13746 (memory_barrier, *memory_barrier): New.
13747 (sync_lock_releasesi): New.
13748 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13749 (sync_lock_test_and_set<mode>): New.
13750 (sync_<atomic><mode>): New.
13751 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13752 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13753 (xtensa_expand_atomic): New.
13755 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13759 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13760 transformation for builtin ISNORMAL.
13761 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13762 * builtins.def (BUILT_IN_ISNORMAL): New.
13763 * doc/extend.texi: Document isnormal.
13765 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13769 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13770 optabs infrastructure. Provide generic implementation for
13772 (expand_builtin): Handle FINITE/ISFINITE.
13773 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13774 (fold_builtin_1): Likewise.
13776 * builtins.def (BUILT_IN_ISFINITE): New.
13778 * doc/extend.texi: Document isfinite.
13780 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13783 PR middle-end/20558
13785 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13786 generic fallback for isinf.
13787 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13788 calculation code ...
13789 * real.c (get_max_float): ... to here.
13790 * real.h (get_max_float): New.
13792 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13794 PR middle-end/32668
13796 * builtin-attrs.def (ATTR_TYPEGENERIC,
13797 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13799 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13800 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13801 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13802 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13804 * c-common.c (handle_type_generic_attribute): New.
13805 (c_common_attribute_table): Add "type generic".
13807 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13809 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13811 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13812 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13815 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13818 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13819 checking that the operand is an expression.
13821 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13822 Danny Smith <dannysmith@users.sourceforge.net>
13825 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13826 file mapping object in local namespace if Windows version later
13829 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13831 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13832 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13833 arm_cannot_force_const_mem.
13834 (arm_cannot_force_const_mem): New function.
13835 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13836 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13837 of arm_tls_referenced_p.
13838 * config/arm/arm.md (movsi): Split out-of-section constants when
13839 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13840 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13842 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13844 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13846 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13848 * config/mips/mips.md (*extendqihi2): Convert the destination
13851 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13853 * config/pa/fptr.c: Update license header.
13854 * config/pa/milli64.S: Likewise.
13856 2007-07-17 Nick Clifton <nickc@redhat.com>
13858 * COPYING_v3: New file. Contains version 3 of the GNU General
13860 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13861 Lesser General Public License.
13862 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13863 the GNU General Public License.
13865 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13867 PR rtl-optimization/32773
13868 * cfglayout.c (force_one_exit_fallthru): New function.
13869 (cfg_layout_finalize): Use it.
13871 2007-07-16 Richard Guenther <rguenther@suse.de>
13872 Uros Bizjak <ubizjak@gmail.com>
13874 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13875 before forcing it to gimple operand.
13877 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13878 David Ung <davidu@mips.com>
13880 * config/mips/mips.h (TUNE_24K): Define.
13881 (TUNE_MACC_CHAINS): Add TUNE_24K.
13882 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13884 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13885 (r74k_int_madd): .. this new reservation.
13886 (define_bypass): Fixed bypasses for r74k_int_madd to use
13887 mips_linked_madd_p.
13888 * config/mips/24k.md (define_bypass): Define new
13889 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13891 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13892 Nigel Stephens <nigel@mips.com>
13894 * config/mips/mips.md: Include 20kc.md.
13895 * config/mips/20kc.md: New file.
13896 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13897 (mips_adjust_cost): Tweak for 20Kc.
13898 (mips_issue_rate): Likewise.
13899 * config/mips/mips.h (TUNE_20KC): Define.
13901 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13903 * config/rs6000/rs6000.c (struct processor_cost): Add
13904 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13906 (*_cost): Add cache information.
13907 (rs6000_override_options): Set cache parameters.
13909 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13912 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13913 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13915 2007-07-16 Paul Brook <paul@codesourcery.com>
13918 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13919 (cirrus_thumb2_movsi_insn): Ditto.
13921 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13923 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13924 CR2_REGNO to R_CR2.
13926 2007-07-15 Andrew Haley <aph@redhat.com>
13928 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13929 before looking in the context.
13931 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13933 PR middle-end/32398
13934 PR middle-end/32769
13935 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13936 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13937 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13938 (pa_output_function_prologue): Use rp_saved and
13939 current_function_is_leaf to generate .CALLINFO statement.
13940 (hppa_expand_prologue): Set rp_saved.
13941 (hppa_expand_epilogue): Use rp_saved.
13942 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13943 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13945 2007-07-14 Dirk Mueller <dmueller@suse.de>
13947 * omega.c (coalesce): Fix memory leak on early exit.
13948 * matrix-reorg.c (check_allocation_function): Likewise.
13949 * tree-vect-transform.c (vect_get_new_vect_var): free result
13951 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13952 pass pointer to edge vector
13953 (partition_hot_cold_basic_blocks): Fix memory leak.
13954 * collect2.c (prefix_from_string): Free temporary storage.
13955 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13957 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13959 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13960 (DO_GLOBAL_DTORS_BODY): Likewise.
13962 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13963 Nigel Stephens <nigel@mips.com>
13965 * config/mips/mips.c (mips_classify_symbol): Don't return
13966 SYMBOL_SMALL_DATA for constant pool addresses if
13967 TARGET_EMBEDDED_DATA is true.
13969 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13972 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13973 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13974 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13975 __builtin_ia32_storehps, __builtin_ia32_storelps,
13976 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13977 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13978 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13979 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13980 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13981 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13982 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13983 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13984 using def_builtin_const.
13986 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13988 PR tree-optimization/32705
13989 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13990 (simplify_binary_expression): Use SSA_VAL consistently.
13992 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13994 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13995 (SPEFSCR_REGNO): Delete definition.
13996 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13997 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13998 * config/rs6000/rs6000.h: Do not define *_REGNO.
13999 LINK_REGISTER_REGNUM -> LR_REGNO.
14000 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14001 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14002 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14003 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14004 R_VRSAVE, R_VSCR. Use them.
14005 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14006 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14007 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14008 * config/rs6000/aix.h: Define R_LR. Use it.
14010 2007-07-13 Caroline Tice <ctice@apple.com>
14012 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14013 flag_var_tracking is explicitly turned off (i.e. when variable
14014 tracking is not feasible); otherwise, turn flag_var_tracking on when
14015 flag_var_tracking_uninit is on.
14016 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14017 note definitions, to allow recording of initialization status in the
14019 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14020 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14021 determine if two note locations are equal.
14022 (output_loc_list): Don't output list entries whose start & end labels
14024 (reg_loc_descriptor): Add parameter for initialization status; pass it
14025 to other loc descriptor functions.
14026 (one_reg_loc_descriptor): Add parameter for initialization status;
14027 check its value and add DW_OP_GNU_uninit to returned loc descr if
14029 (multiple_reg_loc_descriptor): Add parameter for initialization
14031 pass init status argument to other loc descriptor functions; check
14032 value of intialization parameter and add DW_OP_GNU_uninit to returned
14033 loc descr if appropriate.
14034 (based_loc_descr): Add parameter for initialization status; add new
14035 variable for return value; check value of initialization parameter and
14036 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14037 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14038 pass init status argument to other loc descriptor functions; check
14039 value of intialization parameter and add DW_OP_GNU_uninit to returned
14040 loc descr if appropriate.
14041 (mem_loc_descriptor): Likewise.
14042 (concat_loc_descriptor): Likewise.
14043 (concatn_loc_descriptor): Likewise.
14044 (loc_descriptor): Add parameter for initialization status; pass it as
14045 argument to other loc descriptor function calls.
14046 (loc_descriptor_from_tree_1): Add appropriate initialization status
14047 to loc descriptor function calls.
14048 (add_location_or_const_value_attribute): Get initialization status
14049 from VAR_LOCATION note; add initialization status to loc descriptor
14051 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14052 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14053 status is uninitialized, add "[uninint]" to output.
14054 * common.opt (fvar-tracking-uninit): New option, similar to
14055 fvar-tracking, to turn on tracking of uninitialized variables; creates
14056 a new global flag, flag_var_tracking_uninit.
14057 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14058 (enum var_init_status): New type, for var initialization status field.
14059 * var-tracking.c (struct location_chain_def): Two new fields, init,
14060 for initialization status, and set_src for the assignment value expr.
14061 (unshare_variable): New parameter for initialization status;
14062 initialize new init and set_src fields.
14063 (var_reg_set): New parameters for initialization status and value;
14064 pass them to set_variable_part.
14065 (var_mem_set): Likewise.
14066 (get_init_value): New function.
14067 (var_reg_delete_and_set): New initialization status & value
14068 parameters; add call to get_init_value if status is unknown; pass new
14069 parameters to clobber_variable_part and var_reg_set.
14070 (var_mem_delete_and_set): Likewise.
14071 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14072 (var_mem_delete): Likewise.
14073 (variable_union): Pass status to unshare_variable; initialize new init
14074 and set_src fields. If flag_var_tracking_uninit is not set, force
14075 status to initialized.
14076 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14077 used later to get the set_src value.
14078 (find_src_status): New function.
14079 (find_src_set_src): New function.
14080 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14081 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14082 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14083 and var_mem_delete_and_set.
14084 (dump_variable): Print out "[uninit]" if appropriate.
14085 (set_variable_part): Add new initialization and set_src parameters;
14086 pass status to unshare_variable; set node->init and node- >set_src
14087 fields and modify slot in hash table appropriately; save the init and
14088 set_src values if appropriate and assign to the new node.
14089 (clobber_variable_part): New set_src parameter; if two nodes have
14090 same variable and same location but different set_src (assignment)
14091 values, clobber old node.
14092 (delete_variable_part): Pass init status to unshare_variable.
14093 (emit_note_insn_var_location): Add initialized var; assign var's init
14094 status to new 'initialized'; pass new init status field to calls to
14095 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14096 status to initialized.
14097 (emit_notes_in_bb): Pass initialization status to calls to
14098 var_reg_set, var_mem_set, var_reg_delete_and_set and
14099 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14100 var_reg_delete_and_set and var_mem_delete_and_set; call
14101 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14102 make up for change in add_stores.
14103 (vt_add_function_parameters): Add status to calls to
14105 * config/darwin.c (darwin_override_options): Turn on uninitialized
14106 tracking automatically, if var_tracking is on and the system is
14109 2007-07-13 Sa Liu <saliu@de.ibm.com>
14111 * config.gcc: Add options for arch and tune on SPU.
14112 * config/spu/predicates.md: Add constant operands 0 and 1.
14113 * config/spu/spu-builtins.def: Add builtins for double precision
14114 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14115 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14117 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14119 * config/spu/spu-protos.h: Add new function prototypes.
14120 * config/spu/spu.c (spu_override_options): Check options -march and
14122 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14123 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14125 (spu_const_from_int): New. Create a vector constant from 4 ints.
14126 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14127 (spu_emit_vector_compare): New. Emit vector compare.
14128 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14129 * config/spu/spu.h: Add options -march and -mtune. Define processor
14130 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14131 CANONICALIZE_COMPARISON.
14132 * config/spu/spu.md: Add new insns for double precision compare
14133 and double precision vector compare. Add vcond and smax/smin patterns
14134 to enable DFmode vector conditional expression.
14135 * config/spu/spu.opt: Add options -march and -mtune.
14136 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14137 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14138 both CELL and CELLEDP targets: spu_testsv.
14139 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14142 2007-07-13 Richard Guenther <rguenther@suse.de>
14144 PR tree-optimization/32721
14145 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14146 TREE_THIS_VOLATILE on the folded reference.
14147 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14148 if the array reference has TREE_THIS_VOLATILE set.
14150 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14153 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14155 2007-07-13 Andreas Schwab <schwab@suse.de>
14157 * gengtype-lex.l: Allow declarations to be indented.
14159 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14161 * ginclude/tgmath.h: New.
14162 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14163 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14164 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14165 * configure: Regenerate.
14167 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14169 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14170 correct index when setting register save state for xd
14173 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14175 * config/sh/sh.c (mark_use): Remove.
14177 2007-07-12 Paul Brook <paul@codesourcery.com>
14179 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14180 reg does not overlap return value.
14182 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14184 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14185 (set_expression_vuses): Ditto.
14186 (init_pre): Initialize expression_vuses.
14188 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14190 * config/i386/sse.md (storentdf, storentsf): New.
14192 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14194 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14196 * tree.c (build_decl_stat): Move code from here...
14197 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14198 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14199 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14200 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14201 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14204 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14205 Devang Patel <dpatel@apple.com>
14207 PR tree-optimization/25413
14208 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14209 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14210 * tree.h (contains_packed_reference): New.
14211 * expr.c (contains_packed_reference): New.
14212 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14213 (vect_enhance_data_refs_alignment): Call
14214 vector_alignment_reachable_p.
14215 * target.h (vector_alignment_reachable): New builtin.
14216 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14217 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14218 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14220 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14222 * target.h (builtin_vectorization_cost): Add new target builtin.
14223 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14224 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14225 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14226 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14227 uninitialized variables.
14228 * tree-vect-transform.c (cost_for_stmt): New function.
14229 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14230 using cost 1 for all scalar stmts. Be less conservative when
14231 estimating the number of prologue/epulogue iterations. Call
14232 targetm.vectorize.builtin_vectorization_cost. Return
14233 min_profitable_iters-1.
14234 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14235 initialization cost instead of TARG_VEC_STMT_COST. Use
14236 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14237 epilogue code. Fix epilogue cost computation.
14238 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14239 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14240 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14241 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14242 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14243 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14245 2007-07-12 Richard Guenther <rguenther@suse.de>
14247 * gimplify.c (gimplify_conversion): Make sure that the result
14248 from maybe_fold_offset_to_reference is trivially convertible
14249 to the desired type before doing the simplification.
14250 (gimplify_expr): Likewise.
14251 * fold-const.c (fold_binary): Use the correct types for
14252 building the simplified expression.
14254 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14256 PR rtl-optimization/32729
14257 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14258 that fallthru to exit.
14260 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14262 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14263 (symDTPOFF2reg): Likewise.
14265 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14267 PR tree-optimization/32663
14269 * tree.h (VALUE_HANDLE_VUSES): Remove.
14270 (struct tree_value_handle): Remove vuses.
14272 * tree-vn.c (create_value_handle_for_expr): Don't set
14273 VALUE_HANDLE_VUSES.
14275 * tree-ssa-pre.c (expression_vuses): New.
14276 (alloc_expression_id): Set up expression_vuses.
14277 (get_expression_vuses): New.
14278 (set_expression_vuses): Ditto.
14279 (clear_expression_ids): Modify for expression_vuses.
14280 (phi_translate_1): Ditto.
14281 (phi_translate_set): Ditto.
14282 (value_dies_in_block_x): Ditto
14283 (valid_in_sets): Ditto.
14284 (add_to_sets): Ditto.
14285 (find_existing_value_expr): Ditto.
14286 (create_value_handle_for_expr): Ditto.
14287 (make_values_for_stmt): Ditto.
14288 (vuse_equiv): Remove.
14290 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14292 * Makefile.in (mostlyclean): Remove object files.
14294 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14296 * toplev.c (no_new_pseudos): Deleted.
14297 * rtl.h (no_new_pseudos): Deleted.
14298 * tree-pass.h (pass_no_new_pseudos): Deleted.
14299 * passes.c (pass_no_new_pseudos): Deleted.
14300 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14301 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14302 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14304 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14305 * rtlhooks.c (gen_lowpart_general): Ditto.
14306 * optabs.c (prepare_operand): Ditto.
14307 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14309 * modulo-sched.c (rest_of_handle_sms): Ditto.
14310 * see.c (rest_of_handle_see): Ditto.
14311 * ifcvt.c (if_convert): Ditto.
14312 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14314 * init-regs.c (gate_initialize_regs): Deleted set of
14316 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14317 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14318 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14320 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14323 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14324 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14325 (*vec_extractv2di_1_rex64): New insn pattern.
14327 2007-07-11 David Daney <ddaney@avtrex.com>
14329 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14330 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14331 for SIGNAL_UNWIND_RETURN_COLUMN.
14332 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14333 (DWARF_FRAME_REGNUM): Rewrite.
14334 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14336 2007-07-11 Nick Clifton <nickc@redhat.com>
14338 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14339 delta and use gen_int_mode in place of GET_INT instead.
14341 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14343 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14346 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14348 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14349 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14351 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14352 (USE_CANONICAL_TYPES): New.
14353 * doc/invoke.texi (verify-canonical-types): Remove.
14354 (use-canonical-types): Add.
14356 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14358 * config/spu/spu.c (spu_optimization_options): Remove setting of
14359 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14360 (spu_override_options): Move it here.
14362 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14364 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14365 * config/mips/mips.c (mips_cpu_info_table): Mention
14366 MIPS_ISA_LEVEL_SPEC in the comment.
14368 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14370 PR tree-optimization/32713
14371 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14373 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14375 PR middle-end/30482
14376 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14377 conditional to flag_isoc99.
14378 (c_common_init_options): Do it here, unconditionally.
14380 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14382 PR tree-optimization/32589
14383 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14384 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14385 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14386 predicate, extracted from...
14387 (set_rhs): ...here. Call it for the expression on entry.
14388 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14389 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14390 (simplify_binary_expression): Use valid_gimple_expression_p
14391 to validate the simplification.
14392 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14394 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14396 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14397 DWARF2_DEBUG on 32 bit target too.
14398 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14400 2007-07-11 Nick Clifton <nickc@redhat.com>
14402 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14403 version for 64-bit hosts.
14405 2007-07-10 David Daney <ddaney@avtrex.com>
14407 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14409 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14411 * config/mips/mips.c (mips_expand_synci_loop): New function.
14412 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14413 (UNSPEC_RDHWR): Same.
14414 (UNSPEC_SYNCI): Same.
14415 (UNSPEC_SYNC): Same.
14416 (clear_cache): New expand.
14420 (clear_hazard): Same.
14421 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14423 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14424 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14426 2007-07-10 Ian Lance Taylor <iant@google.com>
14428 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14431 2007-07-10 David Daney <ddaney@avtrex.com>
14433 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14434 * builtins.c (expand_builtin___clear_cache): New function.
14435 (expand_builtin): Call expand_builtin___clear_cache for
14436 BUILT_IN_CLEAR_CACHE case.
14437 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14438 * doc/md.texi (clear_cache): Document new instruction pattern.
14439 * testsuite/gcc.dg/builtins-64.c: New test.
14441 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14443 * config/cris/cris.md ("movsi"): Fix typo in last change.
14445 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14448 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14450 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14451 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14452 for FUNCTION_DECLs. Don't use align_functions_log if
14454 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14455 even for FUNCTION_DECLs.
14456 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14458 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14459 (DECL_FUNCTION_CODE): Update for new location and name of
14461 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14462 (struct tree_decl_common): Move 'align' and 'off_align' out
14463 of union, ensure they're still on a 32-bit boundary. Remove
14464 other fields in union 'u1'.
14465 (struct tree_function_decl): Add field 'function_code' replacing
14466 'u1.f' in tree_decl_common.
14467 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14468 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14469 (Variable Attributes): Cross-reference 'aligned' attribute
14470 to Function Attributes.
14471 * flags.h (force_align_functions_log): Delete.
14472 * toplev.c (force_align_functions_log): Delete.
14474 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14478 (*vec_concatv2di_rex): New insn pattern.
14480 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14483 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14485 2007-07-10 Ian Lance Taylor <iant@google.com>
14487 Replace no_new_pseudos in backends.
14488 * rtl.h (can_create_pseudo_p): Define.
14489 * config/darwin.c (machopic_indirect_data_reference): Use
14490 can_create_pseudo_p () instead of no_new_pseudos.
14491 (machopic_indirect_data_reference): Likewise.
14492 (machopic_legitimize_pic_address): Likewise.
14493 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14494 (alpha_emit_set_const_1): Likewise.
14495 (alpha_emit_set_const): Likewise.
14496 (alpha_emit_conditional_move): Likewise.
14497 (alpha_split_conditional_move): Likewise.
14498 * config/alpha/alpha.md (various splitters): Likewise.
14500 * config/arm/arm.c (legitimize_pic_address): Likewise.
14501 (arm_load_pic_register): Likewise.
14502 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14503 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14504 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14505 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14506 * config/cris/cris.md (movsi): Likewise.
14507 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14508 (symGOTOFF2reg_hilo): Likewise.
14509 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14510 * config/h8300/h8300.md (insv, extzv): Likewise.
14511 * config/i386/i386.c (ix86_expand_move): Likewise.
14512 (ix86_expand_vector_move): Likewise.
14513 (ix86_prepare_fp_compare_args): Likewise.
14514 (ix86_expand_carry_flag_compare): Likewise.
14515 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14516 (tls_dynamic_gnu2_combine_32): Likewise.
14517 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14518 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14519 (ia64_expand_movxf_movrf): Likewise.
14520 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14521 (m32c_split_move): Likewise.
14522 (m32c_expand_insv): Likewise.
14523 * config/m68k/m68k.md (movsi): Likewise.
14524 * config/mips/mips.c (mips_force_temporary): Likewise.
14525 (mips_split_symbol): Likewise.
14526 (mips_move_integer): Likewise.
14527 (mips_legitimize_const_move): Likewise.
14528 * config/mn10300/mn10300.md (movsi): Likewise.
14529 * config/pa/pa.c (emit_move_sequence): Likewise.
14530 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14531 (rs6000_got_register): Likewise.
14532 (create_TOC_reference): Likewise.
14533 (rs6000_machopic_legitimize_pic_address): Likewise.
14534 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14535 (various splitters): Likewise.
14536 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14537 (movsi_got): Likewise.
14538 * config/s390/s390.c (emit_symbolic_move): Likewise.
14539 * config/s390/s390.md (movhi, movqi): Likewise.
14540 (load_multiple, store_multiple): Likewise.
14541 * config/score/score.c (score_force_temporary): Likewise.
14542 * config/sh/sh.c (prepare_move_operands): Likewise.
14543 (prepare_cbranch_operands): Likewise.
14544 (emit_fpu_switch): Likewise.
14545 (fpscr_set_from_mem): Likewise.
14546 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14547 (adddi3, subsi3): Likewise.
14548 (various splitters): Likewise.
14549 (divsi_inv_fp_combine): Likewise.
14550 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14551 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14553 * config/sh/predicates.md (xor_operand): Likewise.
14554 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14555 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14556 (movdi_pic_label_ref): Likewise.
14557 * config/spu/spu.c (spu_split_immediate): Likewise.
14558 * config/alpha/alpha.md (various splitters): Remove test
14559 !no_new_pseudos || reload_completed.
14560 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14562 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14563 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14564 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14565 * config/score/score.c (th_output_mi_thunk): Likewise.
14566 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14567 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14569 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14571 PR rtl-optimization/32664
14572 * mode-switching.c (create_pre_exit): Skip barrier insns.
14574 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14576 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14577 force_gimple_operand_bsi.
14578 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14579 rewrite_use_compare): Ditto.
14580 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14582 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14583 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14584 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14585 * tree-profile.c (prepare_instrumented_value,
14586 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14587 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14588 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14589 tree_gen_ior_profiler): Ditto.
14590 * tree-ssa-reassoc.c (negate_value): Ditto.
14591 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14592 Use force_gimple_operand_bsi.
14593 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14594 * tree-if-conv.c (add_to_dst_predicate_list,
14595 find_phi_replacement_condition): Ditto.
14596 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14597 Call mark_symbols_for_renaming for new statements.
14598 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14600 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14602 * cfghooks.c (remove_edge): New function.
14603 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14605 * cfghooks.h (remove_edge): Declare.
14606 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14607 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14609 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14611 * optabs.h: Added declaration for signbit_optab.
14612 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14613 * genoptinit.c (optabs): Added entry for signbit insns.
14614 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14615 insn, if available.
14616 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14617 * config/s390/s390.md (signbit<mode>2): New expander.
14619 2007-07-09 Richard Guenther <rguenther@suse.de>
14621 PR middle-end/32698
14622 * fold-const.c (fold_plusminus_mult_expr): Move constant
14623 arguments second to allow decomposing.
14625 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14628 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14631 Disregard DECL_FROM_INLINE.
14633 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14636 * doc/invoke.texi: Add ftree-reassoc flag.
14637 * common.opt (ftree-reassoc): New flag.
14638 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14639 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14641 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14643 PR tree-optimization/32681
14644 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14645 saved in second_edge->aux when first_bb is a loop header.
14647 2007-07-09 Jan HUbicka <jh@suse.cz>
14649 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14651 2007-07-09 Richard Guenther <rguenther@suse.de>
14653 * c-decl.c (start_function): Do not promote return type.
14655 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14657 * function.c (do_warn_unused_parameter): Do not warn if
14658 TREE_NO_WARNING is set.
14660 2007-07-08 Andreas Schwab <schwab@suse.de>
14662 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14664 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14667 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14669 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14670 apply to assembly language, too.
14671 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14673 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14675 Revert (note the sccvn portions are *not* reverted)
14676 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14678 Fix PR tree-optimization/23488
14680 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14682 * tree-flow-inline.h (get_value_handle): Ditto.
14683 * tree-ssa-pre.c (decl_vh_map): New.
14684 (decl_node_pool): New.
14685 (can_value_number_operation): Support DECL_P.
14686 (can_PRE_operation): Ditto.
14687 (create_expression_by_pieces): Ditto.
14688 (find_existing_value_expr): Modify to differnetiate between
14689 addressing and top level.
14690 (create_value_handle_for_expr): Handle DECL's.
14691 (poolify_tree): Ditto.
14692 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14693 (make_values_for_stmt): Handle DECL's properly.
14694 (init_pre): Reorg to not init useless things during FRE.
14696 * tree-flow.h: Include pointer-set.h.
14697 (decl_vh_map): Declare.
14698 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14700 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14702 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14703 the constraint description.
14704 * doc/md.texi: Update documentation of AVR constraints.
14706 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14708 * auto-inc-dec.c, config/arm/arm.c,
14709 config/m32r/constraints.md, config/mips/mips.md,
14710 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14711 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14712 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14713 typos. Follow spelling conventions.
14714 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14716 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14717 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14719 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14720 realloc_vuse): Remove.
14721 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14724 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14726 Fix PR tree-optimization/23488
14728 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14729 (try_to_simplify): Ditto.
14730 (visit_use): Ditto.
14731 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14733 * tree-flow-inline.h (get_value_handle): Ditto.
14734 * tree-ssa-pre.c (decl_vh_map): New.
14735 (decl_node_pool): New.
14736 (can_value_number_operation): Support DECL_P.
14737 (can_PRE_operation): Ditto.
14738 (create_expression_by_pieces): Ditto.
14739 (find_existing_value_expr): Modify to differnetiate between
14740 addressing and top level.
14741 (create_value_handle_for_expr): Handle DECL's.
14742 (poolify_tree): Ditto.
14743 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14744 (make_values_for_stmt): Handle DECL's properly.
14745 (init_pre): Reorg to not init useless things during FRE.
14747 * tree-flow.h: Include pointer-set.h.
14748 (decl_vh_map): Declare.
14749 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14751 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14753 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14754 apply to assembly language, too.
14755 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14757 2007-07-06 Ian Lance Taylor <iant@google.com>
14758 Zack Weinberg <zackw@panix.com>
14760 PR middle-end/32441
14761 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14763 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14765 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14766 (prefetch): Likewise if "pref" would be used.
14768 2007-07-06 Josh Conner <jconner@apple.com>
14770 PR middle-end/32602
14771 PR middle-end/32603
14772 * calls.c (store_one_arg): Handle arguments which are partially
14773 on the stack when detecting argument overlap.
14775 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14777 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14778 chosen during find_reloads.
14780 2007-07-06 Richard Guenther <rguenther@suse.de>
14782 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14783 TYPE_ARG_TYPES for verification of argument types. Use
14784 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14785 parameters as variable arguments.
14787 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14789 * libgcc2.h (word_type): Type definition removed.
14790 (cmp_return_type, shift_count_type): Type definitions added.
14791 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14792 replaced with shift_count_type.
14793 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14795 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14796 changed from word_type to Wtype.
14797 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14798 replaced with shift_count_type.
14799 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14801 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14802 and libgcc_shift_count attribute added.
14803 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14804 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14805 (TARGET_INITIALIZER): New target hooks added.
14806 * targhooks.c (default_libgcc_cmp_return_mode,
14807 default_libgcc_shift_count_mode): Default implementations for the new
14808 target hooks added.
14809 * targhooks.h (default_libgcc_cmp_return_mode,
14810 default_libgcc_shift_count_mode): Function prototypes added.
14811 * target.h (struct gcc_target): Fields for the new target hooks added.
14812 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14814 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14817 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14818 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14820 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14821 s390_libgcc_shift_count_mode): Functions added.
14822 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14823 Target hooks defined.
14825 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14827 * config/mips/mips.c (compute_frame_size): Restore the original
14828 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14829 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14830 Document why the difference is needed.
14832 2007-07-06 Richard Guenther <rguenther@suse.de>
14834 * c-common.c (boolean_increment): Use correctly typed
14837 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14839 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14840 the topmost argument register is not also included in the save mask.
14841 (mips16e_collect_argument_save_p): Take a pointer to the argument
14842 register, rather than a pointer to the number of arguments.
14843 (mips16e_collect_argument_saves): Only include argument saves
14844 that aren't in the register mask.
14846 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14848 PR rtl-optimization/32450
14849 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14850 to ensure that instructions are not moved into the prologue when
14851 profiling is on. Remove unused prologue_end variable.
14852 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14853 as a scheduling barrier.
14855 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14858 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14859 Disregard DECL_FROM_INLINE.
14861 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14863 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14864 IORing with a constant.
14866 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14868 PR rtl-optimization/32475
14869 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14870 for every definition of the stack pointer.
14872 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14874 * arm.c (vfp3_const_double_index): Copy signed results of
14875 REAL_VALUE_TO_INT into unsigned vars.
14877 2007-07-05 Richard Guenther <rguenther@suse.de>
14879 PR middle-end/32639
14880 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14882 * tree-ssa.c (useless_type_conversion_p): Check canonical
14885 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14887 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14888 zero_extendhisi2): Change to define_insn_and_split.
14889 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14891 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14893 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14894 pass_match_asm_constraints): New.
14895 * passes.c (init_optimization_passes): Add new pass.
14896 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14897 * function.h (struct function): Add has_asm_statement bit.
14898 (current_function_has_asm_statement): New.
14899 * tree-pass.h (pass_match_asm_constraints): New.
14901 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14903 * config/mips/mips.c (mips_file_start): Avoid declaration
14906 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14908 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14910 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14912 * rtl.def (NOTE): Change print format string to print
14913 operand 5 as a note insn name.
14915 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14916 David Ung <davidu@mips.com>
14918 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14919 * doc/invoke.texi: (MIPS Options): Document them.
14921 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14922 David Ung <davidu@mips.com>
14924 Add support for SmartMIPS ASE.
14926 * optabs.c (expand_binop_directly): New, broken out from...
14927 (expand_binop): Here. Make it try rotating in the other
14928 direction even when the second operand isn't constant.
14929 * config/mips/mips.md (*lwxs): New.
14930 * config/mips/mips.opt (msmartmips): New.
14931 * config/mips/mips.c (mips_lwxs_address_p): New.
14932 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14933 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14934 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14935 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14936 (ISA_HAS_LWXS): New.
14937 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14938 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14939 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14940 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14941 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14942 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14943 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14945 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14947 * tree-vectorizer.c (new_loop_vec_info): Initialize
14948 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14949 * tree-vectorizer.h (_loop_vec_info): Added new filed
14950 min_profitable_iters.
14951 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14952 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14953 * tree-vect-analyze.c (vect_analyze_operations): Set
14954 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14955 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14956 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14957 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14958 and prologue cost to after they are computed.
14959 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14960 TARG_VEC_STMT_COST.
14961 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14962 of creating vectors from scalars according to dt.
14963 (vect_model_store_cost): Likewise.
14964 (vectorizable_call): Use dt array instead of scalar dt. Call
14965 vect_model_simple_cost with additional argument dt.
14966 (vectorizable_assignment): Likewise.
14967 (vectorizable_operation): Likewise.
14968 (vectorizable_type_demotion): Likewise.
14969 (vectorizable_type_promotion): Likewise.
14970 (vectorizable_store): Use dt array instead of scalar dt. Call
14971 vect_model_store_cost with additional argument dt.
14972 (vect_do_peeling_for_loop_bound): Don't call
14973 vect_estimate_min_profitable_iters. Instead, lookup
14974 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14975 "may not be profitable".
14977 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14980 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14981 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14982 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14983 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14985 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14987 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14988 addressing modes cheaper.
14990 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14992 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14993 (dw_ranges_struct): Rename block_num to num. Adjust.
14994 (dw_ranges_by_label_struct): New.
14995 (ranges_by_label, ranges_by_label_allocated,
14996 ranges_by_label_in_use): New variables.
14997 (add_ranges_num): Factored most of the code out of...
14998 (add_ranges): ... this one. Rewrite in terms of the former.
14999 (add_ranges_by_labels): New.
15000 (output_ranges): Output by-label ranges.
15001 (dwarf2out_finish): Output range for multiple-section
15002 compile_unit. Output standard DW_AT_low_pc in addition to
15003 unexpected DW_AT_entry_pc.
15005 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15007 PR tree-optimization/32604
15008 PR tree-optimization/32606
15010 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15011 (compute_antic_safe): Removed.
15012 (ANTIC_SAFE_LOADS): Ditto.
15013 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15014 (execute_pre): Don't call compute_antic_safe.
15015 (vuse_equiv): New function.
15016 (make_values_for_stmt): Use it
15017 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15020 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15023 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15024 rather than a decl.
15025 (avr_attribute_table): Make "naked" attribute apply to function types
15026 rather than to decls.
15027 (avr_handle_fntype_attribute): New function.
15029 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15031 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15034 2007-07-04 David Ung <davidu@mips.com>
15035 Joseph Myers <joseph@codesourcery.com>
15037 * config/mips/mips.md (type): Add logical, signext and move.
15038 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15039 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15040 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15041 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15042 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15043 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15044 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15045 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15046 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15047 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15048 movv2sf_hardfloat_64bit): Use the new types.
15049 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15050 *movdf_softfloat, *movdf_mips16): Use "multi".
15051 (extendqihi2): Replace with a define_expand.
15052 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15053 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15054 * config/mips/74k.md (r74k_int_logical): New reservation and
15056 (r74k_int_arith): Remove "slt".
15057 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15058 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15059 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15060 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15061 reservations for "arith".
15063 2007-07-04 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa.c (useless_type_conversion_p): Add handling for
15066 scalar float and vector types. Only call the types_compatible_p
15067 langhook for aggregate types as last resort. Follow the
15070 2007-07-04 Richard Guenther <rguenther@suse.de>
15072 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15073 the same as NOP_EXPR.
15075 2007-07-04 Nick Clifton <nickc@redhat.com>
15077 * target.h (struct gcc_target): Add target_help field.
15078 * target-def.h (TARGET_HELP): New.
15079 (TARGET_INITIALIZER): Use TARGET_HELP.
15080 * opts.c (command_handle_option): Invoke target_help function, if
15081 defined, when the user has specified --target-help on the command
15083 * doc/invoke.texi: Mention that --target-help might print
15084 additional information.
15085 * doc/tm.texi: Document TARGET_HELP hook.
15087 * arm.c (TARGET_HELP): Override default definition.
15088 (arm_target_help): New - display a wrapped list of cores and
15089 architectures supported.
15091 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15093 * config/v850/v850.c (expand_prologue): Make sure
15094 GEN_INT() argument is sign extended rather than zero extended.
15095 (expand_epilogue): Likewise.
15096 (output_move_double): Delete.
15097 * config/v850/v850-protos.h (output_move_double): Delete.
15098 * config/v850/v850.md (movdi): Delete.
15099 (*movdi_internal): Delete.
15101 (*movdf_internal): Delete.
15103 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15105 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15106 unless compiling RTP PIC.
15108 2007-07-04 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/32482
15111 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15112 original ssa name if we didn't find a shift expression.
15113 Fix shift constant for bit zero test.
15115 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15117 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15119 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15121 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15122 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15123 * config/arm/vxworks.h (ASM_SPEC): Delete.
15124 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15126 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15128 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15129 (DDR_REVERSED_P): New.
15130 * tree-data-ref.c (initialize_data_dependence_relation,
15131 build_classic_dist_vector): Set DDR_REVERSED_P.
15133 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15135 PR middle-end/32457
15136 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15137 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15138 init_omega_for_ddr_1): Use non conservative number of iterations
15140 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15141 (analyze_siv_subscript): Remove FIXME and reinitialization of
15142 last_conflicts to chrec_dont_know.
15143 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15145 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15147 * tree.c (maybe_canonicalize_argtypes): Improve description.
15149 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15151 * tree.c (maybe_canonicalize_argtypes): New.
15152 (build_function_type): Set canonical type.
15153 (build_method_type_directly): Ditto.
15154 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15157 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15159 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15161 (rewrite_use_nonlinear_expr): Likewise.
15163 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15165 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15167 2007-07-04 Ben Elliston <bje@au.ibm.com>
15169 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15172 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15174 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15175 (Exception Handling): Likewise.
15177 2007-07-03 Jan Hubicka <jh@suse.cz>
15179 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15181 2007-07-03 Eric Christopher <echristo@apple.com>
15183 * doc/cppopts.texi: Add conflicting option note to -dM.
15184 * doc/invoke.texi: Add note about possible conflicts with
15185 -E for -dCHARS and note that -dM will not produce
15186 any results if there is no machine dependent reorg.
15188 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15190 * tree.h (DECL_ALIGN): Back out previous change.
15192 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15194 * configure.ac: Test for .dtprelword support on MIPS.
15195 * configure, config.in: Regenerate.
15196 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15197 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15199 2007-07-03 Julian Brown <julian@codesourcery.com>
15201 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15202 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15203 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15204 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15206 (all_fpus): Add FPUTYPE_VFP3.
15207 (fp_model_for_fpu): Add VFPv3 field.
15208 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15209 (vfp3_const_double_index): New function. Return integer index of
15210 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15212 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15213 and argument represents a valid RTX for a VFPv3 constant.
15214 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15216 (vfp_emit_fstmd): Similar, for fstmd.
15217 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15218 constants, represented as integer indices.
15219 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15220 VFP_REGNO_OK_FOR_DOUBLE macros.
15221 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15222 (arm_file_start): Set float-abi attribute for VFPv3, and output
15223 correct ".fpu" assembler directive.
15224 (arm_dbx_register_numbering): Add FIXME.
15225 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15226 (fputype): Add FPUTYPE_VFP3.
15227 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15228 (CALL_USED_REGISTERS): Likewise.
15229 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15230 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15231 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15232 (D7_VFP_REGNUM): New.
15233 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15234 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15235 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15236 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15237 (REG_ALLOC_ORDER): Adjust for VFPv3.
15238 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15239 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15240 VFP_LO_REGS, VFP_HI_REGS.
15241 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15242 (IS_VFP_CLASS): Define macro.
15243 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15245 (REGISTER_MOVE_COST): Likewise.
15246 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15247 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15248 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15249 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15250 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15251 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15252 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15253 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15254 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15255 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15256 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15257 where appropriate for single-word registers.
15258 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15259 As above. Fix type attributes.
15260 * config/arm/constraints.md (register_contraint "t"): Define.
15261 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15263 (register_constraint "x"): Define.
15264 (constraint "Dv"): Define.
15266 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15268 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15270 2007-07-03 Tom Tromey <tromey@redhat.com>
15272 * c-parser.c (objc_pq_context): Removed.
15273 (objc_need_raw_identifier): Likewise.
15274 (c_parser) <objc_pq_context>: New field.
15275 <objc_need_raw_identifier>: Likewise.
15276 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15277 (c_lex_one_token): Update.
15278 (c_parser_objc_protocol_definition): Update.
15279 (c_parser_objc_method_definition): Update.
15280 (c_parser_objc_methodproto): Update.
15281 (c_parser_declspecs): Update.
15283 2007-07-03 David Ung <davidu@mips.com>
15285 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15287 2007-07-03 David Ung <davidu@mips.com>
15288 Richard Sandiford <richard@codesourcery.com>
15290 * doc/invoke.texi: Document -march=74kf3_2.
15291 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15292 (TUNE_74K): Check for it.
15293 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15294 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15295 * config/mips/mips.md (cpu): Add 74kf3_2.
15296 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15297 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15298 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15299 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15300 74kf3_2 to the CPU list.
15301 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15302 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15303 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15304 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15305 (r74kf3_2_fxfer_from_c1): New insn reservations.
15307 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15308 David Ung <davidu@mips.com>
15310 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15311 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15312 and 74k[fx]. Document aliases for the new options.
15313 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15314 (PROCESSOR_24KF2_1): ...this.
15315 (PROCESSOR_24KX): Rename to...
15316 (PROCESSOR_24KF1_1): ...this.
15317 (PROCESSOR_74KF): Rename to...
15318 (PROCESSOR_74KF2_1): ...this.
15319 (PROCESSOR_74KX): Rename to...
15320 (PROCESSOR_74KF1_1): ...this.
15321 (TUNE_74K): Update PROCESSOR_* names.
15322 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15323 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15324 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15325 (mips_rtx_cost_data): Update processor names in comments.
15326 (mips_issue_rate): Update PROCESSOR_* names.
15327 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15328 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15329 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15330 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15331 Update cpu attribute names.
15332 (r24k_fpu_iss): Rename this reservation to...
15333 (r24kf2_1_fpu_iss): ...this and update all uses.
15334 (r24kx_fpu_iss): Rename this reservation to...
15335 (r24kf1_1_fpu_iss): ...this and update all uses.
15336 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15337 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15338 Update cpu attribute names.
15340 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15342 * config/m32r/constraints.md: New file.
15343 * config/m32r/m32r.c: Include tm-constrs.h.
15344 (small_data_operand): Use satisfies_constraint_* instead of macro.
15345 (addr24_operand, gen_compare): Likewise.
15346 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15347 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15348 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15349 EXTRA_CONSTRAINT): Likewise.
15350 * config/m32r/m32r.md: Include constraints.md.
15351 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15352 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15353 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15354 (two_insn_const_operand, int8_operand, uint16_operand,
15355 reg_or_int16_operand, reg_or_uint16_operand,
15356 reg_or_cmp_int16_operand, cmp_int16_operand,
15357 seth_add3_operand): Likewise.
15359 2007-07-03 Eric Christopher <echristo@gmail.com>
15361 * libgcc2.h: Conditionally declare __bswapsi2 and
15364 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15366 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15369 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15372 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15373 (__gthrw_pragma): Provide default definition.
15374 (__gthrw2): Use it.
15375 * gthr-posix.c (__gthrw_pragma): Define.
15377 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15379 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15380 before declaring inequality.
15382 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15384 * combine.c (recog_for_combine): Log the success or failure of
15385 matching new insn patterns against the machine description in
15388 2007-07-03 Revital Eres <eres@il.ibm.com>
15390 * ddg.c (print_sccs): New function.
15391 (check_sccs): New function.
15392 (create_ddg_all_sccs): Use it.
15393 * ddg.h (print_sccs): Declare.
15394 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15396 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15398 * targhooks.h (default_mode_for_suffix): New function declaration.
15399 * targhooks.c (default_mode_for_suffix): New default target hook.
15400 * target.h (struct c): New structure in the targetm struct.
15401 (mode_for_suffix): New target hook as part of struct c.
15402 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15403 default_mode_for_suffix.
15404 (TARGET_C): New define.
15405 * c-lex.c: Include "target.h".
15406 (interpret_float): Use targetm.c.mode_for_suffix to determine
15407 the mode for a given non-standard suffix.
15408 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15410 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15411 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15413 * doc/extend.texi (Floating Types): New node. Document __float80 and
15414 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15416 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15419 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15420 predicate instead of target_operand.
15421 (divsi3_i1_media, divsi3_media_2): Likewise.
15423 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15425 * tree.h (alias_sets_might_conflict_p): Rename into
15426 alias_sets_must_conflict_p.
15427 * alias.c (alias_sets_might_conflict_p): Likewise.
15428 (alias_sets_conflict_p): Use it.
15429 (objects_must_conflict_p): Likewise.
15430 * c-common.c (strict_aliasing_warning): Adjust.
15432 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15434 * rtlhooks.c (gen_lowpart_if_possible): Check for
15435 invalid subreg before calling gen_lowpart_SUBREG.
15437 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15439 * config/darwin9.h: Add copyright notice.
15440 (LINK_COMMAND_SPEC): Add comment.
15441 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15442 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15443 DARWIN_LIBSYSTEM_HAS_UNWIND.
15445 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15448 * omp-low.c (check_combined_parallel): New function.
15449 (lower_omp_parallel): Call it via walk_stmts, set
15450 OMP_PARALLEL_COMBINED if appropriate.
15451 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15452 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15453 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15454 don't consider it as combined parallel.
15456 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15458 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15459 (gcc_tooldir): Likewise.
15460 * configure: Regenerate.
15461 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15462 old configure.ac gcc_tooldir setting.
15463 (prefix_to_exec_prefix): New variable.
15464 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15465 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15467 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15469 Fix PR tree-optimization/32583
15470 Fix PR tree-optimization/32584
15471 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15472 (phi_translate_set): Use phi_translate directly now.
15473 (make_values_for_stmt): Don't value number RHS if we already know
15476 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15477 Jim Wilson <wilson@specifix.com>
15480 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15483 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15484 Richard Sandiford <richard@codesourcery.com>
15485 Nigel Stephens <nigel@mips.com>
15487 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15488 (mips16e_output_save_restore): Declare.
15489 (mips16e_save_restore_pattern_p): Likewise.
15490 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15491 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15492 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15493 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15494 (BITSET_P): New global macro, extracted from...
15495 (mips_for_each_saved_reg): ...here.
15496 (mips16e_save_restore_info): New struct.
15497 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15498 (mips16e_save_restore_regs): New variable.
15499 (mips_split_plus, mips16e_find_first_register): New functions.
15500 (mips16e_mask_registers): New function.
15501 (compute_frame_size): Expand the commentary before the function.
15502 Enforce the MIPS16e save and restore register range restrictions.
15503 Pad the general register save area at the low end.
15504 (mips16e_save_restore_reg, mips16e_build_save_restore)
15505 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15506 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15507 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15509 (mips_expand_prologue, mips_expand_epilogue): Handle
15510 GENERATE_MIPS16E_SAVE_RESTORE.
15511 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15513 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15515 PR tree-optimization/31966
15516 PR tree-optimization/32533
15517 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15518 "basic_block" description as its third argument. Update function
15519 calls to get destination bb from "edge" argument. Save "cond" into
15520 aux field of the edge. Update prototype for changed arguments.
15521 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15523 (find_phi_replacement_condition): Operate on incoming edges, not
15524 on predecessor blocks. If there is a condition saved in the
15525 incoming edge aux field, AND it with incoming bb predicate.
15526 Return source bb of the first edge.
15527 (clean_predicate_lists): Clean aux field of outgoing node edges.
15528 (tree_if_conversion): Do not initialize cond variable. Move
15529 variable declaration into the loop.
15530 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15531 initializations of new_stmt, arg0 and arg1 variables.
15533 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15535 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15536 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15538 2007-07-02 Richard Guenther <rguenther@suse.de>
15540 * tree-ssa.c (useless_type_conversion_p): Document
15541 future intent as defining the middle-end type system.
15542 Re-structure to call langhook last, group by type class,
15543 mark questionable parts.
15545 2007-07-02 Richard Guenther <rguenther@suse.de>
15547 * tree-flow.h (types_compatible_p): Declare.
15548 * tree-ssa.c (types_compatible_p): New function.
15549 * ipa-type-escape.c (discover_unique_type): Use
15550 types_compatible_p instead of lang_hooks.types_compatible_p.
15551 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15552 * tree-vn.c (expressions_equal_p): Likewise.
15553 * tree.c (fields_compatible_p): Likewise.
15554 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15555 (cprop_operand): Use useless_type_conversion_p instead of
15556 lang_hooks.types_compatible_p.
15557 * tree-inline.c (setup_one_parameter): Likewise.
15558 (declare_return_variable): Likewise.
15559 * tree-nrv.c (tree_nrv): Likewise.
15560 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15561 (maybe_fold_offset_to_component_ref): Likewise.
15562 (maybe_fold_offset_to_reference): Likewise.
15563 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15564 (merge_alias_info): Likewise.
15565 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15566 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15567 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15568 * tree-tailcall.c (find_tail_calls): Likewise.
15569 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15570 * gimplify.c (canonicalize_addr_expr): Likewise.
15571 (fold_indirect_ref_rhs): Likewise.
15572 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15573 (cpt_same_type): Likewise.
15574 (check_pointer_types_r): Swap parameters to cpt_same_type
15576 * fold-const.c (fold_convert): Revert fix for PR15988.
15577 * tree-inline.c (setup_one_parameter): Instead fix it here by
15578 using fold_build1 instead of fold_convert and checking for
15579 error_mark_node. Convert only if the conversion is necessary.
15581 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15583 * configure.ac: Check for .gnu_attribute on Power.
15584 * configure: Regenerate.
15585 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15586 attribute for floating-point ABI.
15588 2007-07-02 Ira Rosen <irar@il.ibm.com>
15590 PR tree-optimization/32230
15591 PR tree-optimization/32477
15592 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15593 address is a constant.
15595 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15597 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15598 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15599 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15600 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15601 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15602 64-bit targets. Add support for *-elfoabi*.
15603 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15604 different settings if $(tm_defines) does not select the EABI.
15605 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15606 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15607 (MIPS_ARCH_OPTION_SPEC): Likewise.
15608 (MIPS_ISA_LEVEL_SPEC): Likewise.
15609 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15610 * config/mips/elfoabi.h: New file.
15612 2007-07-02 Richard Guenther <rguenther@suse.de>
15614 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15615 (useless_type_conversion_p): ... this.
15616 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15617 (useless_type_conversion_p): ... this.
15618 * builtins.c (fold_builtin_memory_op): Rename
15619 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15620 * tree-cfg.c (verify_expr): Likewise.
15621 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15622 * tree-ssa-ccp.c (ccp_fold): Likewise.
15623 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15624 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15626 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15627 * tree-ssa-pre.c (eliminate): Likewise.
15628 * tree-ssa.c (delete_tree_ssa): Likewise.
15629 (tree_ssa_useless_type_conversion): Likewise.
15630 * tree.c (build2_stat): Likewise.
15632 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15634 Fix PR tree-optimization/32571
15635 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15638 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15641 and other expected operations explicitly, change default to
15644 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15646 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15648 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15649 (tls_load_dot_plus_eight): Move the label number into the unspec.
15650 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15652 2007-07-01 Andreas Schwab <schwab@suse.de>
15654 * dwarf2out.c (initial_return_save): Define only if used.
15656 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15658 Unreverting Richard's Revert of:
15660 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15662 * dce.c (deletable_insn_p_1): New function, split out from...
15663 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15664 specially, not those inside PARALLELs. Remove BODY argument
15665 and adjust recursive call accordingly.
15666 (prescan_insns_for_dce): Update call to delete_insn_p.
15668 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15669 Revital Eres <eres@il.ibm.com>
15671 * ddg.c (create_ddg_all_sccs): Fix missed
15672 initialization of scc_nodes.
15674 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15676 PR middle-end/32559
15677 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15678 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15680 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15682 * configure.ac: Check for .gnu_attribute on MIPS.
15683 * configure, config.in: Regenerate.
15684 * config/mips/mips.c (mips_file_start): If supported, output
15685 attribute for floating-point ABI.
15687 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15690 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15691 (ffs_cmove): New expander to expand using ctz pattern.
15692 (*ffs_cmove): Remove pattern.
15693 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15694 (ffsdi2): Expand using ctz pattern.
15695 (*ffs_rex64): Remove pattern.
15697 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15699 PR rtl-optimization/32296
15700 * pa.md (return): Delete pattern.
15701 (return_internal): Remove "(const_int 1)" from pattern.
15702 (epilogue): Use return_internal pattern for trivial returns.
15703 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15704 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15706 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15708 * tree-ssa-pre.c (is_exception_related): New function
15709 (can_value_number_operation): Use it.
15711 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15713 Fix PR tree-optimization/32540
15714 Fix PR tree-optimization/31651
15716 * tree-ssa-sccvn.c: New file.
15718 * tree-ssa-sccvn.h: Ditto.
15720 * tree-vn.c: Include tree-ssa-sccvn.h
15721 (val_expr_paid_d): Removed.
15722 (value_table): Ditto.
15723 (vn_compute): Ditto.
15724 (val_expr_pair_hash): Ditto.
15725 (val_expr_pair_expr_eq): Ditto.
15726 (copy_vuses_from_stmt): Ditto.
15727 (vn_delete): Ditto.
15729 (shared_vuses_from_stmt): Ditto.
15730 (print_creation_to_file): Moved up.
15731 (sort_vuses): Ditto.
15732 (sort_vuses_heap): Ditto.
15733 (set_value_handle): Make non-static.
15734 (make_value_handle): Ditto.
15735 (vn_add): Rewritten to use sccvn lookups.
15736 (vn_add_with_vuses): Ditto.
15737 (vn_lookup): Ditto (and second argument removed).
15738 (vn_lookup_with_vuses): Ditto.
15739 (vn_lookup_or_add): Ditto (and second argument removed);
15740 (vn_lookup_or_add_with_vuses): Ditto.
15741 (vn_lookup_with_stmt): New.
15742 (vn_lookup_or_add_with_stmt): Ditto.
15743 (create_value_handle_for_expr): Ditto.
15745 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15746 (seen_during_translate): New function.
15747 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15748 (phi_trans_add): Ditto.
15749 (constant_expr_p): FIELD_DECL is always constant.
15750 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15751 Use constant_expr_p.
15752 Avoid infinite recursion on mutually valued expressions.
15753 Change callers of vn_lookup_or_add.
15754 (phi_translate): New function.
15755 (compute_antic_safe): Allow phi nodes.
15756 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15757 (find_or_generate_expression): Rewrite slightly.
15758 (create_expression_by_pieces): Updated for vn_lookup_or_add
15760 Update VN_INFO for new names.
15761 (insert_into_preds_of_block): Update for new names.
15762 (add_to_exp_gen): New function.
15763 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15764 (find_existing_value_expr): Rewrite to changed vn_lookup.
15765 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15766 (try_look_through_load): Removed.
15767 (try_combine_conversion): Ditto.
15768 (get_sccvn_value): New function.
15769 (make_values_for_phi): Ditto.
15770 (make_values_for_stmt): Ditto.
15771 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15773 (init_pre): Update for SCCVN changes.
15775 (execute_pre): Ditto.
15777 * tree-flow.h (make_value_handle): Declare.
15778 (set_value_handle): Ditto.
15779 (sort_vuses_heap): Ditto.
15780 (vn_lookup_or_add_with_stmt): Ditto.
15781 (vn_lookup_with_stmt): Ditto.
15782 (vn_compute): Remove.
15784 (vn_delete): Ditto.
15785 (vn_lookup): Update arguments.
15787 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15788 (tree-vn.o): Ditto.
15789 (tree-ssa-sccvn.o): New.
15790 (OBJS-common): Add tree-ssa-sccvn.o
15792 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15795 * c-typeck.c (build_external_ref): Don't mark as used if called
15797 * calls.c (rtx_for_function_call): Likewise.
15799 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15803 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15805 * dce.c (deletable_insn_p_1): New function, split out from...
15806 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15807 specially, not those inside PARALLELs. Remove BODY argument
15808 and adjust recursive call accordingly.
15809 (prescan_insns_for_dce): Update call to delete_insn_p.
15811 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15813 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15814 (try_combine): Move potential calls to undo_all() so they happen
15815 before we commit to using the combined insns.
15817 2007-06-30 Jan Hubicka <jh@suse.cz>
15819 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15822 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15824 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15825 (cgraph_remove_unreachable_nodes): Likewise.
15826 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15827 * ipa-inline.c (update_caller_keys): Cast according to the coding
15829 (cgraph_decide_recursive_inlining): Likewise.
15830 (cgraph_decide_inlining_of_small_function): Likewise.
15831 (try_inline): Likewise.
15832 (cgraph_decide_inlining_incrementally): Likewise.
15833 * ipa-pure-const.c (get_function_state): Likewise.
15834 (scan_function): Likewise.
15835 (analyze_function): Likewise.
15836 (static_execute): Likewise.
15837 * ipa-reference.c (scan_for_static_refs): Likewise.
15838 (merge_callee_local_info): Likewise.
15839 (analyze_function): Use type safe memory macros.
15840 (static_execute): Likewise. Cast according to the coding conventions.
15841 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15843 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15845 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15846 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15849 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15851 PR middle-end/30024
15852 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15853 for complex modes (both int and real).
15855 2007-06-29 Jan Hubicka <jh@suse.cz>
15857 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15859 2007-06-29 Jan Hubicka <jh@suse.cz>
15861 PR middle-end/32372
15862 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15865 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15868 * config/avr/avr.c: Include dataflow header file.
15869 (expand_prologue): Adjust for prologue insn change.
15870 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15873 2007-06-29 Richard Guenther <rguenther@suse.de>
15875 PR middle-end/32493
15876 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15877 during type verification.
15879 2007-06-29 Jan Hubicka <jh@suse.cz>
15881 * recog.c (validate_change_rtx_1): Unshare TO argument.
15883 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15885 PR tree-optimization/24659
15886 * tree-vect-transform.c (vectorizable_call): Handle
15887 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15889 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15890 * config/i386/i386.c (enum ix86_builtins)
15891 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15892 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15894 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15895 const using def_builtin_const.
15896 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15897 input operands in the same modes as the result.
15898 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15900 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15902 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15903 (df_set_dead_notes_for_mw): Likewise.
15905 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15907 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15909 2007-06-28 DJ Delorie <dj@redhat.com>
15911 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15913 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15915 * doc/invoke.texi (C++ Dialect Options): Document
15916 fvisibility-ms-compat.
15917 * c.opt (fvisibility-ms-compat): New.
15919 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15922 * tree-affine.c (aff_combination_add_elt): Handle
15923 pointer addition specially.
15925 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15927 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15928 decl is non-external for AIX ABI.
15930 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15932 * config/rs6000/predicates.md (current_file_function_operand):
15933 Ensure the symbol is non-external for AIX ABI.
15935 2007-06-28 Nick Clifton <nickc@redhat.com>
15937 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15938 (fdce, fdse, fpredictive-commoning): Likewise.
15940 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15943 * gcc.c (process_command): Recognize the new -static-libgfortran
15946 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15949 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15950 Use a call clobbered hard reg instead of a pseudo reg.
15952 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15954 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15956 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15959 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15960 REG_LIBCALL and REG_RETVAL notes.
15961 (divsi3, mulsi3): Likewise.
15962 (mulhisi3): Likewise. Use emit_libcall_block.
15963 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15965 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15967 PR rtl-optimization/32481
15968 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15970 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15972 * dce.c (deletable_insn_p_1): New function, split out from...
15973 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15974 specially, not those inside PARALLELs. Remove BODY argument
15975 and adjust recursive call accordingly.
15976 (prescan_insns_for_dce): Update call to delete_insn_p.
15978 2007-06-27 Richard Guenther <rguenther@suse.de>
15980 PR middle-end/32492
15981 * tree.h (fold_convertible_p): Declare.
15982 * fold-const.c (fold_convertible_p): New function.
15983 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15984 instead of lang_hooks.types_compatible_p.
15986 2007-06-26 Jan Hubicka <jh@suse.cz>
15988 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15989 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15990 early use validate_unshare_change.
15991 (reload_combine): Likewise.
15992 * recog.c (change_t): New field unshare.
15993 (validate_change_1): Rename from validate_change; add argument unshare.
15994 (validate_change): Turn into wrapper of validate_change_1; update
15995 prototype for bools.
15996 (validate_unshare_change): New.
15997 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15998 calls of df_insn_rescan.
15999 * recog.h (validate_change): Replace ints by bools.
16000 (validate_unshare_change): Declare.
16002 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16004 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16006 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16008 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16010 2007-06-25 Jan Hubicka <jh@suse.cz>
16012 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16014 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16015 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16016 places other call site specific checks are performed.
16018 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16021 * tree-vect-transform.c (vectorizable_operation): Convert
16022 POINTER_PLUS_EXPR over to PLUS_EXPR.
16024 2007-06-25 Chao-ying Fu <fu@mips.com>
16026 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16027 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16028 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16029 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16031 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16032 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16033 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16034 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16035 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16036 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16037 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16038 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16039 ALL_FIXED_POINT_MODE_P): New define.
16040 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16042 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16044 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16045 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16046 MODE_VECTOR_UACCUM): New mode classes.
16048 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16049 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16050 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16053 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16054 (blank_mode): Initialize ibit and fbit.
16055 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16056 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16058 (new_adjust): Change required_class to required_class_from and
16059 required_class_to for testing within a range.
16060 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16061 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16062 MODE_VECTOR_UACCUM.
16063 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16064 (make_fixed_point_mode): New.
16065 (_ADD_ADJUST): Change C to C1 and C2.
16066 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16067 use a range for machine classes.
16068 (ADJUST_IBIT, ADJUST_FBIT): New.
16069 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16071 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16072 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16073 Emit adjustment for ibit and fbit.
16074 (emit_mode_ibit, emit_mode_fbit): New.
16075 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16077 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16079 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16080 as the source of the set.
16082 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16084 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16085 FP_REGNO_P): Use IN_RANGE.
16086 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16087 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16088 (DATA_REG_P): Use DATA_REGNO_P.
16089 (FP_REG_P): Use FP_REGNO_P.
16090 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16091 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16092 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16094 2007-06-24 Jan Hubicka <jh@suse.cz>
16096 PR middle-end/30563
16097 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16099 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16101 PR middle-end/32461
16102 * fold-const.c (fold_binary): Strip nops of operand 0
16103 of BIT_NOT_EXPR before calling operand_equal_p.
16104 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16105 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16107 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16109 * doc/extend.texi: Document that dllimport and dllexport imply
16110 default visibility.
16111 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16112 imported or exported declaration, including type declarations.
16113 * c-common.c (handle_visibility_attribute): Check for conflicts
16114 with dllimport/dllexport.
16115 (c_determine_visibility): Handle dllimport/dllexport as an
16116 explicit visibility atttribute.
16118 2007-06-23 Richard Guenther <rguenther@suse.de>
16120 PR tree-optimization/16876
16121 PR middle-end/29478
16122 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16124 * tree-inline.c (initialize_inlined_parameters): Do not call
16125 lang_hooks.tree_inlining.convert_parm_for_inlining.
16126 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16127 reason for mismatched types.
16128 * gimplify.c (gimplify_call_expr): Verify the call expression
16129 arguments match the called function type signature. Otherwise
16130 mark the call expression to be not considered for inlining
16131 using CALL_CANNOT_INLINE_P flag.
16132 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16133 edges call expression.
16134 (cgraph_decide_inlining_of_small_function): Likewise.
16135 (cgraph_decide_inlining): Likewise.
16136 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16138 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16139 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16140 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16141 Remove declaration.
16142 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16143 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16145 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16146 convert_parm_for_inlining member.
16148 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16151 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16152 Remove optimization for GT.
16154 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16156 PR middle-end/32437
16157 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16159 (prescan_insns_for_dce): Add extra parameter.
16161 2007-06-23 Jan Hubicka <jh@suse.cz>
16163 PR middle-end/31541
16164 * gimplify.c (mark_addressable): New function.
16165 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16167 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16169 PR middle-end/32374
16170 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16172 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16175 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16176 moves between MMX/SSE registers to at least 8 units to prevent
16177 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16179 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16181 * config/i386/i386.c (override_options): Correct x86_sahf
16184 2007-06-21 David Daney <ddaney@avtrex.com>
16187 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16188 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16189 (exception_receiver): Renamed to ...
16190 (nonlocal_goto_receiver): ... this.
16192 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16194 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16195 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16196 partial register accesses.
16198 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16200 * fold-const.c (debug_fold_checksum): Move it under
16201 ENABLE_FOLD_CHECKING.
16203 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16205 PR middle-end/20623
16206 * tree.h (debug_fold_checksum): Declared.
16207 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16208 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16209 build_fold_addr_expr_with_type_1.
16210 (fold_addr_expr, debug_fold_checksum): New.
16211 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16212 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16213 Use fold_addr_expr.
16215 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16217 PR tree-optimization/19590
16218 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16219 of scev is a constant.
16221 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16223 * df-problems.c (df_note_bb_compute): Made computation of live
16224 info consistent with df_lr.
16226 2007-06-21 Richard Guenther <rguenther@suse.de>
16228 PR tree-optimization/32453
16229 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16230 for pointer anti-range.
16232 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16234 * config/i386/i386.c (processor_target_table): Increase maximum
16235 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16238 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16239 byte alignment if > 8 byte alignment is preferred.
16240 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16242 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16244 PR tree-optimization/31866
16245 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16246 if ASM_EXPR's input is not a SSA_NAME.
16248 PR middle-end/32362
16249 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16250 but decl is a global var, instead return decl.
16251 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16252 even for is_global_var decls, if they are private in some outer
16255 2007-06-21 Richard Guenther <rguenther@suse.de>
16257 PR tree-optimization/32451
16258 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16260 2007-06-21 Christian Bruel <christian.bruel@st.com>
16262 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16263 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16264 (push_regs): Changed saving order or banked registers.
16265 (sh_expand_epilogue): Likewise.
16266 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16267 (FIRST_BANKED_REG): Likewise.
16268 (LAST_BANKED_REG): Likewise.
16269 * config/sh/sh.md (banked) New attribute.
16270 (in_delay_slot): Check banked attribute.
16272 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16274 PR tree-optimization/32075
16275 * tree-data-ref.c (subscript_dependence_tester_1,
16276 analyze_miv_subscript, analyze_overlapping_iterations,
16277 add_distance_for_zero_overlaps, build_classic_dist_vector,
16278 subscript_dependence_tester_1, analyze_overlapping_iterations,
16279 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16280 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16281 to evolution_function_is_affine_multivariate_p.
16283 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16285 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16287 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16290 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16292 * config/m32c/prologue.md (epilogue_exitd_16): New.
16293 (epilogue_reit_16): New.
16294 (epilogue_exitd): Rename to epilogue_exitd_24.
16295 (epilogue_reit): Rename to epilogue_reit_24.
16297 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16298 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16300 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16302 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16303 if dbg_cnt (sched_insn) reaches the limit.
16304 (choose_ready): New parameter INSN_PTR and new return value.
16305 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16306 the new return value from choose_ready.
16307 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16308 (rest_of_handle_global_alloc): New global_alloc_at_func.
16310 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16312 PR tree-optimization/25737
16313 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16314 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16315 * tree-flow.h (struct fieldoff): Add new field alias_set.
16316 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16317 argument addressable_type. Set alias_set of fieldoff.
16318 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16319 (create_overlap_variables_for): Pass alias_set from fieldoff to
16321 * alias.c (get_alias_set): Use alias_set from SFT if set.
16323 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16325 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16326 of a variable as an unsigned HOST_WIDE_INT integer.
16328 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16330 PR rtl-optimization/32405
16331 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16333 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16335 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16337 PR middle-end/31959
16338 * builtins.c: Include diagnostic.h.
16339 (expand_builtin_expect): Make gcc_assert more permissive.
16340 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16342 PR inline-asm/32109
16343 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16346 PR middle-end/32285
16347 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16348 if ACCUMULATE_OUTGOING_ARGS.
16350 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16352 * config/m68hc11/m68hc11.c: Include dataflow header file.
16353 (m68hc11_reorg): Port to dataflow.
16355 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16357 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16358 (struct df_problem.free_blocks_on_set_blocks): New field.
16359 (struct dataflow.optional_p): New field.
16360 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16361 (df_live_set_all_dirty): New function.
16362 * df-scan.c (df_scan_alloc): Initialize optional_p.
16363 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16364 * df-core.c (df_set_blocks): Removed use of
16365 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16366 df_problem.free_blocks_on_set_blocks to determine which blocks are
16368 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16369 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16370 uses dataflow.optional_p to determine if problem should be
16372 (rest_of_handle_df_initialize): Only start live problem if
16374 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16375 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16376 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16377 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16378 problem_NOTE): Initialize free_blocks_on_set_blocks.
16379 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16381 (df_live_set_all_dirty, df_note_alloc): New function.
16382 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16384 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16385 * postreload.c (reload_combine): Ditto.
16386 * cse.c (cse_extended_basic_block): Ditto.
16387 * regmove.c (mark_flags_life_zones): Ditto.
16388 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16389 erase_matching_seqs): Ditto.
16390 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16391 * integrate (allocate_initial_values): Ditto.
16392 * combine.c (reg_dead_at_p): Ditto.
16393 * resource.c (mark_target_live_regs): Ditto.
16394 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16395 * config/sh/sh.c (find_r0_life_regions): Ditto.
16396 * global.c (rest_of_handle_global_alloc): Only add back df_live
16398 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16399 df_live for -O > 1.
16400 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16402 (if_convert): Make sure df_live is there at -O == 1.
16403 (pass_if_after_combine): Cleanup flags.
16404 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16405 is there at -O == 1.
16407 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16409 * config/arm/arm.c (arm_get_frame_offsets): Set
16410 offsets->locals_base to avoid negative stack size.
16411 (thumb1_expand_prologue): Assert on negative stack size.
16413 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16415 PR tree-optimization/32367
16416 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16417 of the chrec has no evolution in that loop.
16418 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16420 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16422 * config/xtensa/xtensa.c: Include "df.h".
16423 (xtensa_builtin_saveregs): Use adjust_address instead of
16425 (xtensa_va_start): Invoke make_tree with sizetype for
16426 expand_builtin_saveregs and then convert the result to a pointer.
16427 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16428 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16429 Subtract argument size from index value as integers and then use
16430 POINTER_PLUS_EXPR to add the result to the array address.
16432 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16435 * config/m32c/m32c.c: Include dataflow header file.
16436 (m32c_emit_prologue): Adjust for prologue insn change.
16437 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16438 once inside a PARALLEL. Assume frame size passed in operand 0
16439 includes space to save the fb register.
16440 (prologue_enter_24): Likewise.
16441 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16443 2007-06-19 David Daney <ddaney@avtrex.com
16446 * config/mips/mips.md (cprestore): Mark $gp as used.
16448 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16451 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16452 (frv_ifcvt_modify_insn): Likewise.
16454 2007-06-19 Richard Guenther <rguenther@suse.de>
16456 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16457 only handle positive offsets that fit in a HOST_WIDE_INT.
16459 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16461 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16462 result of rsqrt insn for zero input argument to avoid NaN.
16464 2007-06-19 Richard Guenther <rguenther@suse.de>
16466 PR middle-end/31950
16467 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16469 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16471 PR tree-optimization/32353
16472 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16474 2007-06-19 Nick Clifton <nickc@redhat.com>
16476 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16478 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16481 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16482 * config/i386/i386.c (assign_386_stack_local): Assert that
16483 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16484 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16485 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16486 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16488 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16490 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16492 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16494 PR rtl-optimization/32321
16495 * gcse.c (replace_store_insn): Update the note before
16496 calling emit_insn_after.
16498 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16500 PR middle-end/32355
16501 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16503 * df-problems.c (df_note_bb_compute): Fix dumping info.
16505 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16507 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16508 insn with emit_jump_insn.
16510 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16512 PR tree-optimization/32383
16513 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16514 * targhooks.h (default_builtin_reciprocal): Update prototype.
16515 * target.h (struct gcc_target): Update builtin_reciprocal.
16516 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16517 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16518 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16519 when fndecl is in BUILT_IN_MD class.
16520 (execute_convert_to_rsqrt): Ditto.
16522 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16523 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16524 Convert BUILT_IN_SQRTF code only when md_fn is false.
16526 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16528 * bt-load.c (move_btr_def): Fix the order of arguments
16529 to validate_replace_rtx.
16531 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16533 * config/m68k/m68k-devices.def: Add 54450..54455.
16535 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16537 PR rtl-optimization/32366
16538 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16539 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16542 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16544 PR middle-end/32349
16545 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16546 this is true, rescan insn being modified.
16547 (sms_schedule): Added rescan parameter.
16548 (rest_of_handle_sms): Moved freeing of dominance info to before
16549 getting out of cfg_layout.
16551 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16553 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16554 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16557 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16558 FL_CF_EMAC from the entry for isac.
16560 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16561 (const_sibcall_operand): New.
16562 (sibcall_operand): Use it.
16563 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16564 (m68k_isas): ISAC does not imply FPU or EMAC.
16565 (override_options): Add ISA_C logic for symbolic jump & call.
16567 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16569 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16570 return mode from the builtin itself.
16571 (sparc_fold_builtin): Fix cast of zero constant.
16573 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16575 * targhooks.c (default_builtin_reciprocal): New default target hook.
16576 * targhooks.h (default_builtin_reciprocal): Add prototype.
16577 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16578 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16579 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16580 default_builtin_reciprocal.
16582 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16584 PR middle-end/31723
16585 * hooks.c (hook_tree_tree_bool_null): New hook.
16586 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16587 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16588 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16589 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16590 and convert it to reciprocal a*rfunc(b).
16591 (execute_convert_to_rsqrt): New function.
16592 (gate_convert_to_rsqrt): New function.
16593 (pass_convert_to_rsqrt): New pass definition.
16594 * target.h (struct gcc_target): Add builtin_reciprocal.
16595 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16596 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16597 TARGET_BUILTIN_RECIPROCAL.
16598 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16600 * config/i386/i386.h (TARGET_RECIP): New define.
16601 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16602 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16603 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16604 and not optimizing for size.
16605 (*rcpsf2_sse): New insn pattern.
16606 (*rsqrtsf2_sse): Ditto.
16607 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16608 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16609 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16610 and not optimizing for size.
16611 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16612 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16613 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16614 and not optimizing for size.
16615 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16616 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16617 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16618 and not optimizing for size.
16619 (*sse_rsqrtv4sf2): Do not export.
16620 (sqrtv4sf2): Ditto.
16621 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16622 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16623 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16624 and not optimizing for size.
16625 (sqrtv4sf2): Ditto.
16626 * config/i386/i386.opt (mrecip): New option.
16627 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16628 (ix86_emit_swsqrtsf): Ditto.
16629 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16630 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16631 builtin definition.
16632 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16633 ix86_expand_unop1_builtin.
16634 (ix86_emit_swdivsf): New function.
16635 (ix86_emit_swsqrtsf): Ditto.
16636 (ix86_builtin_reciprocal): New function.
16637 (TARGET_BUILTIN_RECIPROCAL): Use it.
16638 (ix86_vectorize_builtin_conversion): Rename from
16639 ix86_builtin_conversion.
16640 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16641 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16642 "i386 and x86_64 Options" section.
16643 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16645 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16646 Zdenek Dvorak <dvorakz@suse.cz>
16647 Richard Guenther <rguenther@suse.de>
16648 Kaz Kojima <kkojima@gcc.gnu.org>
16650 * tree-vrp.c (compare_values_warnv): Convert val2 to
16652 (extract_range_from_assert): Create
16653 POINTER_PLUS_EXPR for pointer types.
16654 (extract_range_from_binary_expr): Handle
16655 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16657 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16658 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16659 POINTER_PLUS_EXPR as PLUS_EXPR.
16660 (number_of_iterations_lt_to_ne):
16661 For pointer types, use sizetype when
16662 creating MINUS_EXPR/PLUS_EXPRs.
16663 (assert_loop_rolls_lt): For pointer types, use sizetype when
16664 creating MINUS_EXPR/PLUS_EXPRs.
16665 (number_of_iterations_le): Likewise.
16666 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16667 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16668 like PLUS_EXPR and MINUS_EXPR.
16669 * tree-pretty-print.c (dump_generic_node): Handle
16671 (op_prio): Likewise.
16672 (op_symbol_1): Likewise.
16673 * optabs.c (optab_for_tree_code): Likewise.
16674 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16676 * tree-tailcall.c (process_assignment): Mention
16677 POINTER_PLUS_EXPR in a TODO comment.
16678 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16679 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16680 not used with a pointer and an integer type.
16681 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16682 increment using chrec_convert_rhs instead of chrec_convert.
16683 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16684 PLUS_EXPR except for the right hand side's type will be
16686 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16687 (fold_used_pointer_cast): Kill.
16688 (pointer_offset_p): Kill.
16689 (fold_used_pointer): Kill.
16690 (pointer_used_p): Kill.
16691 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16692 call fold_used_pointer.
16693 (instantiate_parameters_1): Convert the increment
16694 using chrec_convert_rhs instead of chrec_convert.
16695 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16696 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16697 instead of PLUS_EXPR.
16698 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16699 PLUS_EXPR for pointers.
16700 (std_gimplify_va_arg_expr): Likewise.
16701 (fold_builtin_memory_op): Likewise.
16702 (fold_builtin_strstr): Likewise.
16703 (fold_builtin_strchr): Likewise.
16704 (fold_builtin_strrchr): Likewise.
16705 (fold_builtin_strpbrk): Likewise.
16706 (expand_builtin_memory_chk): Likewise.
16707 (fold_builtin_memory_chk): Likewise.
16708 (std_expand_builtin_va_start): Use
16709 sizetype for the call to make_tree and then convert
16710 to the pointer type.
16711 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16712 instead of PLUS_EXPR for adding to a pointer.
16713 (std_gimplify_va_arg_expr): Use fold_build2 for
16714 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16715 the operands to sizetype first and then cast the BIT_AND_EXPR
16716 back to the pointer type.
16717 * fold-const.c (build_range_check): Handle pointer types
16719 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16720 of PLUS_EXPR's. Make sure the offset is converted to
16722 (try_move_mult_to_index): Strip the NOPs from the offset.
16723 Remove code argument and replace all uses with PLUS_EXPR.
16724 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16725 specially. Don't use a pointer type for MINUS_EXPR.
16726 (fold_unary): Handle for (T1)(X op Y),
16727 only p+ as that is the only as that can be handled for
16728 binary operators now.
16729 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16731 <case PLUS_EXPR>: Add folding of PTR+INT into
16733 Don't call try_move_mult_to_index.
16734 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16735 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16736 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16737 Don't call try_move_mult_to_index.
16738 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16739 (tree_expr_nonzero_p): Likewise.
16740 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16741 of PLUS_EXPR for the complex expression folding.
16742 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16743 first chrec is a pointer type, then the second should
16744 be sizetype and not the first's type.
16745 For POINTER_PLUS_EXPR, use a different right hand side type.
16746 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16747 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16748 different right hand side type.
16749 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16750 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16751 instead of PLUS_EXPR.
16752 When either operand is zero, convert the other operand.
16753 (chrec_apply): Use chrec_convert_rhs
16754 on the argument x instead of chrec_convert.
16755 (reset_evolution_in_loop): For pointer types, the new_evol
16756 should be sizetype.
16757 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16758 different right hand side type.
16759 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16760 (chrec_convert_rhs): New function.
16761 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16762 different right hand side type.
16763 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16764 * tree-chrec.h (chrec_convert_rhs): New prototype.
16765 (build_polynomial_chrec): For pointer types, the right hand
16766 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16767 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16768 Remove subtraction case as it is always addition now.
16769 Make sure the offset is converted to sizetype.
16770 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16771 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16772 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16773 PLUS_EXPR in pointer type.
16774 Handle POINTER_PLUS_EXPR.
16775 (tree_to_aff_combination): Likewise.
16776 (force_expr_to_var_cost): Likewise.
16777 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16778 instead of PLUS_EXPR for pointers.
16779 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16780 instead of PLUS_EXPR of pointer types.
16781 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16783 (check_va_list_escapes): Likewise.
16784 (check_all_va_list_escapes): Likewise.
16785 * dwarf2out.c (loc_descriptor_from_tree_1):
16786 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16787 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16788 (string_constant): Likewise.
16789 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16790 the offset to the base, use POINTER_PLUS_EXPR.
16791 (add_to_parts): Convert the index to sizetype.
16792 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16793 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16794 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16795 Offset only holds something for PLUS_EXPR.
16796 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16798 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16800 (analyze_accesses_for_modify_stmt): Likewise.
16801 Remove comment about the type being integral type as it is
16803 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16805 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16807 Correct the type which the artimentic is done in (is now
16810 * tree-data-ref.c (split_constant_offset): Handle
16812 * tree-affine.c (tree_to_aff_combination): Likewise.
16813 * c-typeck.c (build_unary_op): For pointers create the increment
16814 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16816 * gimplify.c (gimplify_self_mod_expr): Create a
16817 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16818 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16819 * tree.def (POINTER_PLUS_EXPR): New tree code.
16820 * tree-predcom.c (ref_at_iteration): If we have a pointer
16821 type do the multiplication in sizetype.
16822 * tree-mudflap.c (mf_xform_derefs_1): Create a
16823 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16824 * tree-ssa-forwprop.c
16825 (forward_propagate_addr_into_variable_array_index):
16826 Don't expect there to be a cast for the index as that
16827 does not exist anymore.
16828 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16829 instead of PLUS_EXPR.
16830 Don't check for the first operand of the POINTER_PLUS_EXPR
16831 was the index as it cannot be.
16832 Call forward_propagate_addr_into_variable_array_index with
16833 the SSA_NAME instead of the statement.
16834 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16835 (compare_constant): Likewise.
16836 (copy_constant): Likewise.
16837 (compute_reloc_for_constant): Likewise.
16838 (output_addressed_constants): Likewise.
16839 (initializer_constant_valid_p): Likewise.
16840 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16841 Convert the MIN/MAX of the inner type to the outer
16842 type before comparing them.
16843 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16844 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16845 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16846 of PLUS_EXPR for pointers.
16847 * tree-inline.c (estimate_num_insns_1): Handle
16849 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16850 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16851 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16852 instead of PLUS_EXPR for the pointer increment statement.
16853 (vect_update_ivs_after_vectorizer): For pointer types, create
16854 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16855 MULT_EXPR in sizetype.
16856 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16858 * tree-object-size.c (plus_expr_object_size): Handle
16859 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16860 code which is trying to figure out which side is a pointer and
16862 (check_for_plus_in_loops_1): Likewise.
16863 (check_for_plus_in_loops): Likewise.
16864 * c-common.c (pointer_int_sum): Create a
16865 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16866 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16867 only POINTER_PLUS_EXPR. Removing all the extra
16868 code which is trying to figure out which side is a pointer and
16870 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16871 PLUS_EXPR and MINUS_EXPR.
16872 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16874 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16875 with make_tree, instead of a pointer type.
16876 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16877 for pointers instead of PLUS_EXPR.
16878 (s390_gimplify_va_arg): Likewise.
16879 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16880 instead of PLUS_EXPR when doing addition on pointer
16881 types. Use sizetype for the second operand.
16882 (spu_gimplify_va_arg_expr): Likewise.
16883 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16884 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16885 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16886 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16887 for the pointer addition and also use size_int/sizetype
16889 (ix86_gimplify_va_arg): Likewise.
16890 Perform BIT_AND_EXPR on sizetype arguments.
16891 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16892 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16893 for the pointer additions and also use size_int for the offsets.
16894 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16895 additions and also use size_int for the offsets. Perform
16896 BIT_AND_EXPR on sizetype arguments.
16897 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16898 POINTER_PLUS_EXPR for pointers and create the
16899 BIT_AND_EXPR in sizetype.
16900 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16901 instead of PLUS_EXPR for pointer addition.
16902 (rs6000_va_start): Likewise.
16903 Also use sizetype for the offset.
16904 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16905 as PLUS_EXPR/MINUS_EXPR.
16906 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16907 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16908 Don't use BIT_AND_EXPR on a pointer type, convert the
16909 expression to sizetype first.
16910 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16912 (mips_gimplify_va_arg_expr): Likewise.
16913 Don't create BIT_AND_EXPR in a pointer type.
16915 2007-06-15 Eric Christopher <echristo@apple.com>
16917 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16918 (x86_64-*-darwin*): Ditto.
16919 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16922 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16924 * doc/extend.texi: Document behavior of __attribute__((aligned))
16927 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16929 * rtlanal.c (note_stores): Improve documentation.
16931 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16933 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16934 LOCAL_LABEL_PREFIX): Delete.
16935 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16936 (bfin_internal_label): Delete.
16938 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16940 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16941 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16942 otherwise define to LIBGCC2_TF_CEXT.
16943 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16944 (LIBGCC_TF_CEXT): Ditto.
16947 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16949 PR rtl-optimization/32339
16950 * df-scan.c (df_uses_record): Don't modify flags but just add to
16951 it for df_ref_record.
16953 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16955 * tree-mudflap.c: Fix whitespace issues.
16957 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16959 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16961 2007-06-14 Eric Christopher <echristo@apple.com>
16963 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16964 (movv4sf): Use gcc_unreachable instead of abort.
16966 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/sfp-machine.h (CMPtype): New define.
16970 (mach stubs): Use CMPtype instead of int as a return type.
16972 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16974 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16975 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16976 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16977 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16978 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16979 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16980 config/soft-fp/soft-fp.h: Update from glibc CVS.
16982 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16984 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16986 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16989 * config/v850/v850.c: Include dataflow header file.
16990 (substitute_ep_register): Fix typo.
16992 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16994 * configure.ac: Fix earlier checkin.
16995 * configure: Regenerated.
16997 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16999 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17000 * aclocal.m4: Regenerate.
17001 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17002 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17003 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17004 * configure: Regenerate.
17005 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17007 * Makefile.in (quickstrap): Build libgcc too.
17009 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17011 * configure.ac: Add --enable-checking=df. Explicitly mention that
17012 the variables are initialized as for "release".
17013 * df-core.c: Use it.
17014 * configure: Regenerate.
17015 * config.in: Regenerate.
17017 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17019 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17020 validate_replace_rtx instead of replace_rtx.
17021 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17023 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17025 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17026 (DWARF2_UNWIND_INFO): Override default if configured with
17028 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17029 (ENDFILE_SPEC): Add crtend.o.
17030 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17031 (ENDFILE_SPEC): Add crtend.o.
17032 (TARGET_USE_JCR_SECTION): Define.
17033 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17035 * config/i386/cygming-crtbegin.c: New file.
17036 * config/i386/cygming-crtend.c: New file.
17038 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17040 * config/i386/w32-unwind.h: New file.
17042 2007-06-13 Eric Christopher <echristo@apple.com>
17044 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17045 the user set a value below STACK_BOUNDARY.
17047 2007-06-13 Thiemo Seufer <ths@networkno.de>
17049 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17050 imply -lpthread for -pthread.
17052 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17054 * basic-block.h: Remove the prototype for
17055 free_basic_block_vars.
17056 * cfglayout.h: Remove the prototype for
17057 insn_locators_initialize.
17058 * tree.h: Remove the prototype for emit_line_note.
17060 * tree-ssa-pre.c (mergephitemp): Remove.
17061 (init_pre): Don't use mergephitemp.
17063 2007-06-13 Eric Christopher <echristo@apple.com>
17065 * config/i386/i386.c (override_options): If we've specified
17066 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17068 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17070 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17073 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17075 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17076 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17077 (eh_store_handler): New pattern.
17078 (eh_return): Emit it instead of a plain move.
17080 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17082 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17083 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17084 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17087 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17089 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17090 (find_next_insn_start, find_load): New functions.
17091 (bfin_reorg): Use them to deal with the fact that parallel insns are
17092 no longer represented as a SEQUENCE.
17094 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17096 * config/sparc/sparc.c (sparc_override_options): Initialize
17097 fpu mask correctly.
17099 2007-06-13 Dave Korn <dave.korn@artimi.com>
17101 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17103 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17105 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17106 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17107 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17108 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17109 tree-vect-transform.c: Fix comment typos. Follow spelling
17112 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17114 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17115 to the exit block use set.
17116 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17117 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17118 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17120 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17122 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17123 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17124 to indicate an error.
17125 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17127 (dbg_cnt_process_opt): Print an error on a bad argument.
17128 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17129 * common.opt (-fdbg-cnt-list): New.
17130 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17132 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17134 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17135 flag on ref-all pointers.
17137 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17139 PR middle-end/31579
17140 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17141 for the offset with the modifier as EXPAND_INITIALIZER
17142 if the modifier is EXPAND_INITIALIZER.
17143 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17144 a register if we had an overflow.
17146 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17148 * real.c (real_isfinite): New.
17149 (real_sqrt): Use it.
17150 * real.h (real_isfinite): New.
17151 * builtins.c: Use it.
17153 2007-06-12 Ian Lance Taylor <iant@google.com>
17154 Daniel Berlin <dberlin@dberlin.org>
17157 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17158 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17159 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17160 (DECL_NO_TBAA_P): Define.
17161 (struct tree_decl_common): Add no_tbaa_flag field.
17162 * tree-ssa-structalias.c (struct variable_info): Add
17163 no_tbaa_pruning field.
17164 (new_var_info): Initialize no_tbaa_pruning field.
17165 (unify_nodes): Copy no_tbaa_pruning field.
17166 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17167 (dump_solution_for_var): Print no_tbaa_pruning flag.
17168 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17170 (compute_tbaa_pruning): New static function.
17171 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17172 Call compute_tbaa_pruning.
17173 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17174 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17175 * gimple-low.c (lower_stmt): Likewise.
17176 * tree-gimple.c (is_gimple_stmt): Likewise.
17177 * tree-ssa-operands.c (get_expr_operands): Likewise.
17178 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17179 * tree-inline.c (estimate_num_insns_1): Likewise.
17180 (copy_result_decl_to_var): Likewise.
17181 * expr.c (expand_expr_real_1): Likewise.
17182 * tree-pretty-print.c (dump_generic_node): Likewise.
17183 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17184 * omp-low.c (omp_copy_decl_2): Likewise.
17185 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17186 * doc/c-tree.texi (Expression trees): Document
17187 CHANGE_DYNAMIC_TYPE_EXPR.
17189 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17191 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17192 with !HONOR_NANS and !HONOR_INFINITIES.
17193 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17195 2007-06-12 Tristan Gingold <gingold@adacore.com>
17197 * gcov.c: Comments updated.
17198 (source_info): Add file_time field.
17199 (source_index): New variable.
17200 (mutiple_files): New variable.
17201 (generate_results): New function extracted from process_file.
17202 (process_file): Save and restore chain of functions, generate
17203 results and free structures only if not merging results.
17204 (release_structures): File names are now freed in create_file_names
17205 (create_file_names): Free previous file names.
17206 (find_source): File date is now read here and modifications in
17207 source files is checked here.
17208 (read_graph_file): Only reverse order of functions for the current
17210 (make_gcov_file_name): Do not generate long names if input_name is
17212 (output_lines): If merging results do not display graph, data and
17214 Checking source file modification is done in find_source.
17216 * doc/gcov.texi: Append an s to sourcefile.
17218 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17220 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17221 (forced_nop): New pattern.
17222 * config/bfin/bfin.c: Include "df.h".
17223 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17224 (bfin_discover_loop): Use df_get_live_in instead of
17225 global_live_at_start.
17226 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17227 df_analyze when done.
17228 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17229 the insns. Use QImode for the final insn in a bundle. Call
17230 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17232 (reorder_var_tracking_notes): New function.
17233 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17234 update_life_info. Call df_analyze after scheduling and bundle
17235 generation. Call reorder_var_tracking_notes if generating these
17236 notes. Call df_finish_pass at the end.
17238 2007-06-12 Dirk Mueller <dmueller@suse.de>
17240 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17241 a comparison, not an assignment.
17243 2007-06-12 Olivier Hainque <hainque@adacore.com>
17245 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17246 Request walking the subtrees only, leaving the current is_lhs/val_only
17248 (convert_non_local_reference): Likewise.
17250 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17252 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17254 2007-06-12 Richard Guenther <rguenther@suse.de>
17256 PR tree-optimization/15353
17257 PR tree-optimization/31657
17258 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17259 * timevar.def: Add TV_TREE_IFCOMBINE.
17260 * tree-pass.h (pass_tree_ifcombine): Declare.
17261 * tree-ssa-ifcombine.c: New file.
17262 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17263 * tree-flow.h (blocks_in_phiopt_order): Declare.
17264 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17265 (tree-ssa-ifcombine.o): New dependencies.
17267 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17269 PR rtl-optimization/32293
17270 * combine.c (simplify_if_then_else): Truncate return from
17271 nonzero_bits() to correct mode.
17273 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17275 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17276 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17278 2007-06-11 Diego Novillo <dnovillo@google.com>
17280 * Makefile.in (reload1.o-warn): Remove.
17282 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17284 * combine.c (subst): Use reg_overlap_mentioned_p
17285 instead of comparing register numbers directly.
17287 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17289 * reload1.c (mark_home_live_1): Use the mode parameter.
17291 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17293 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17294 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17296 * df-core.c: Ditto.
17298 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17300 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17302 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17304 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17305 from integer registers.
17306 (FP mode splitters): Handle TFmode.
17308 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17310 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17311 for ref-all pointers that point-to anything.
17313 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17315 * config/arm/arm.c (arm_output_dwarf_dtprel,
17316 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17318 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17320 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17321 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17324 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17326 * tree.c (signed_or_unsigned_type_for): New.
17327 (unsigned_type_for): Use signed_or_unsigned_type_for.
17328 (signed_type_for): Use signed_or_unsigned_type_for.
17329 * tree.h (signed_or_unsigned_type_for): New.
17330 (get_signed_or_unsigned_type): Remove.
17331 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17332 lang_hooks.types.signed_type
17333 (size_diffop): Likewise.
17334 (all_ones_mask_p): Likewise.
17335 (build_range_check): Likewise.
17336 (fold_cond_expr_with_comparison): Likewise.
17337 (fold_cond_expr_with_comparison): Likewise.
17338 (unextend): Likewise.
17339 (extract_muldiv_1): Likewise.
17340 (fold_single_bit_test_into_sign_test): Likewise.
17341 (fold_binary): Likewise.
17342 (fold_ternary): Likewise.
17343 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17344 instead of get_signed_or_unsigned_type.
17345 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17346 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17347 * expr.c (signed_or_unsigned_type_for): Use
17348 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17349 * langhooks.c (get_signed_or_unsigned_type): Remove.
17350 (lhd_signed_or_unsigned_type): Remove.
17351 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17352 signed_or_unsigned_type.
17353 (lhd_signed_or_unsigned_type): Remove.
17354 * expmed.c (make_tree): Use signed_type_for instead of
17355 lang_hooks.types.signed_type.
17356 * c-common.c (same_scalar_type_ignoring_signedness): Use
17357 c_common_signed_type instead of lang_hooks.types.signed_type.
17358 (c_common_unsigned_type): New.
17359 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17360 (shorten_compare): Use c_common_unsigned_type instead of
17361 c_common_signed_or_unsigned_type.
17362 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17364 * convert.c (convert_to_integer): Use signed_type_for instead of
17365 lang_hooks.types.signed_type.
17366 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17367 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17368 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17369 * c-format.c (check_format_types): Use c_common_unsigned_type
17370 instead of unsigned_type_for.
17371 * c-decl.c (groakdeclarator): Likewise.
17372 * c-typeck.c (convert_for_assignment): Likewise.
17373 * c-common.h (c_common_unsigned_type): New.
17375 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17378 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17379 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17381 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17383 PR middle-end/32279
17384 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17385 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17387 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17388 Sebastian Pop <sebpop@gmail.com>
17390 * lambda-code.c (remove_iv): New.
17391 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17393 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17395 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17396 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17397 * tree-ssa-loop-prefetch.c: Include optabs.h.
17398 (FENCE_FOLLOWING_MOVNT): New macro.
17399 (struct mem_ref): Add independent_p and storent_p fields.
17400 (record_ref): Initalize the new fields.
17401 (gather_memory_references_ref): Return true if the reference
17403 (gather_memory_references): Check whether all memory accesses
17404 in loop were recorded.
17405 (should_issue_prefetch_p): Return false for nontemporal stores.
17406 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17407 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17408 (determine_loop_nest_reuse): Detect independent memory references.
17409 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17410 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17411 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17412 * config/i386/i386.h (x86_mfence): Declare.
17413 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17414 * config/i386/i386.c (x86_mfence): New variable.
17415 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17417 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17418 * optabs.c (init_optabs): Initialize storent_optab.
17419 * optabs.h (enum optab_index): Add OTI_storent.
17420 (storent_optab): Declare.
17421 * genopinit.c (optabs): Add initialization for storent_optab.
17422 * tree.h (MOVE_NONTEMPORAL): New macro.
17423 * expr.c (expand_assignment, store_expr, store_constructor_field,
17424 store_constructor, store_field, expand_expr_real_1): Propagate
17425 nontemporality of the expanded store.
17426 (emit_storent_insn): New function.
17427 * expr.h (expand_assignment, store_expr): Declaration changed.
17428 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17429 to expand_assignment.
17430 * stmt.c (expand_asm_expr): Ditto.
17431 * calls.c (initialize_argument_information): Pass false as
17432 nontemporality to store_expr.
17433 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17436 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17438 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17440 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17442 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17444 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17445 and allow DECL_P here.
17447 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17449 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17450 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17451 track of the size of the expression.
17452 * cfghooks.c (merge_blocks): Remove block from loops structure only
17453 after call of the merge_blocks hook.
17455 2007-06-09 Tom Tromey <tromey@redhat.com>
17457 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17458 (deprecated_state): Removed.
17459 (start_decl): Update.
17460 (enum deprecated_states): Moved earlier.
17461 (groktypename): Update.
17462 (push_parm_decl): Likewise.
17463 (grokfield): Likewise.
17464 (start_function): Likewise.
17466 2007-06-09 Ian Lance Taylor <iant@google.com>
17468 PR tree-optimization/32169
17469 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17470 CONVERT_EXPR, check whether min and max both converted to an
17471 overflow infinity representation.
17473 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17475 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17476 not inserted on the edge.
17478 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17480 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17481 instructions if they are supported.
17482 (__divsi3, __umodsi3, __modsi3): Likewise.
17483 (__ashldi3, __ashrdi3, __lshrdi3): New.
17484 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17486 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17487 Tony Linthicum <tony.linthicum@amd.com>
17489 * doc/invoke.texi: Add fvect-cost-model flag.
17490 * common.opt (fvect-cost-model): New flag.
17491 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17492 cost fields in stmt_vec_info struct for STMT.
17493 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17494 fields in stmt_vec_info struct and access functions for the same.
17495 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17496 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17497 load, store and vector to scalar operation.
17498 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17499 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17500 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17501 (TARG_VEC_STORE_COST): Define cost of vector store.
17502 (vect_estimate_min_profitable_iters): Define new function.
17503 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17504 check to evaluate if loop iterations are less than minimum profitable
17505 iterations determined by cost model or minimum vect loop bound defined
17506 by user, whichever is more conservative.
17507 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17508 run-time check to evaluate if loop iterations are less than minimum
17509 profitable iterations determined by cost model or minimum vect loop
17510 bound defined by user, whichever is more conservative.
17511 (vect_estimate_min_profitable_iterations): New function to estimate
17512 mimimimum iterartions required for vector version of loop to be
17513 profitable over scalar version.
17514 (vect_model_reduction_cost): New function.
17515 (vect_model_induction_cost): New function.
17516 (vect_model_simple_cost): New function.
17517 (vect_cost_strided_group_size): New function.
17518 (vect_model_store_cost): New function.
17519 (vect_model_load_cost): New function.
17520 (vectorizable_reduction): Call vect_model_reduction_cost during
17522 (vectorizable_induction): Call vect_model_induction_cost during
17524 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17525 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17526 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17527 vectorizable_promotion, vectorizable_demotion): Call
17528 vect_model_simple_cost during analysis phase.
17530 2007-06-08 Simon Baldwin <simonb@google.com>
17532 * reg-stack.c (get_true_reg): Readability change. Moved default case
17533 label into direct switch statement scope.
17535 2007-06-08 Simon Baldwin <simonb@google.com>
17537 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17538 in gcc_assert() with '==' comparison.
17540 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17542 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17543 TARGET_ABM handling of x86_popcnt variable.
17545 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17547 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17548 __builtin_copysignq and __builtin_infq built-in functions.
17550 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17552 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17553 SSE4.2 section. Correct built-in function names in SSE4A section.
17555 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17557 PR tree-optimization/32243
17558 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17559 for ncopies after ratio check between nunits_out and nunits_in.
17560 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17562 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17564 PR tree-optimization/32224
17565 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17566 vectorization upon a non GIMPLE_MODIFY_STMT.
17568 2007-06-08 Christian Bruel <christian.bruel@st.com>
17571 * config/sh/sh.md (doloop_end): New pattern and splitter.
17572 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17574 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17576 PR middle-end/32209
17577 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17579 (verify_dominators): Do not change dominance tree.
17581 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17583 * config/sh/constraints.md: New file.
17584 * config/sh/sh.c: Include tm-constrs.h.
17585 (reg_class_from_letter): Remove.
17586 (prepare_cbranch_operands): Use satisfies_constraint_*
17587 function instead of macro.
17588 (andcosts, broken_move, sh_secondary_reload): Likewise.
17589 * config/sh/predicates.md (trapping_target_operand): Likewise.
17590 (and_operand, arith_operand, arith_reg_or_0_operand,
17591 cmp_operand, logical_operand, target_operand,
17592 ua_address_operand, ua_offset, xor_operand): Likewise.
17593 * config/sh/sh.md: Include constraints.md.
17594 (*movsicc_t_false): Use satisfies_constraint_* function
17596 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17597 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17598 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17599 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17600 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17601 (REG_CLASS_FROM_CONSTRAINT): Remove.
17602 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17603 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17604 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17605 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17606 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17607 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17608 function instead of macro.
17609 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17610 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17611 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17612 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17613 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17614 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17615 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17616 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17617 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17618 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17619 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17620 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17621 EXTRA_CONSTRAINT_STR): Likewise.
17622 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17624 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17626 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17628 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17631 * c-common.h (flag_cpp0x): Replaced by...
17632 (cxx_dialect): ... this new variable specifying the C++ dialect that
17634 * c-common.c (flag_cpp0x): Removed.
17635 (cxx_dialect): Defined.
17636 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17638 * c-opts.c (c_common_post_options): Likewise.
17639 (set_std_cxx98): Set cxx_dialect to cxx98.
17640 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17642 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17643 Hui-May Chang <hm.chang@apple.com>
17645 * doc/invoke.texi (Darwin Options): Update documentation for
17646 -mmacosx-version-min.
17647 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17648 * config/darwin-driver.c: New file.
17649 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17650 * config/t-darwin (darwin-driver.o): New rule.
17652 * config/darwin-c.c (version_as_macro): Ignore low digit.
17654 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17656 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17657 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17658 (CSGNMODE): New mode macro.
17659 (CSGNVMODE): New mode attribute.
17660 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17661 expander using CSGNMODE mode macro. Handle TFmode.
17662 (copysign<mode>3_const): Rename from copysignsf3_const and
17663 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17665 (copysign<mode>3_var): Rename from copysignsf3_var and
17666 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17668 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17669 mode macro. Handle TFmode.
17670 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17671 (iortf3, *iortf3): Ditto.
17672 (xortf3, *xortf3): Ditto.
17673 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17674 TFmode and TImode masks.
17675 (ix86_expand_copysign): Expand TFmode copysign insn.
17676 (IX86_BUILTIN_INFQ): New.
17677 (IX86_BUILTIN_FABSQ): Ditto.
17678 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17679 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17680 [__builtin_fabsq]: Ditto.
17681 [__builtin_copysignq]: Ditto.
17682 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17683 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17684 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17685 ix86_expand_binop_builtin().
17687 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17689 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17691 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17694 * rtl.h (push_to_sequence2): New.
17695 * emit-rtl.c (push_to_sequence2): New.
17696 * function.c (assign_parm_data_all): Add new fields.
17697 (assign_parm_setup_block): Call push_to_sequence2 instead of
17699 (assign_parm_setup_reg): Ditto.
17700 (assign_parm_setup_stack): Ditto.
17701 (assign_parms_unsplit_complex): Ditto.
17702 (assign_parms): Change field name.
17704 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17706 PR tree-optimization/32220
17707 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17708 phi node is reached before defining statement.
17710 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17713 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17714 after changing the right hand side of the assignment.
17716 2007-06-06 Eric Christopher <echristo@apple.com>
17718 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17719 (x86_64-*-darwin*): Ditto.
17720 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17721 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17723 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17725 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17726 coding conventions.
17727 (add_key): Likewise.
17728 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17729 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17731 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17733 (add_cost_one_coalesce): Likewise.
17734 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17735 variable names. Rename orig to orig_name for consistency.
17736 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17737 coding conventions.
17738 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17740 (record_equivalences_from_stmt): Likewise.
17741 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17742 the coding conventions.
17743 (memory_ssa_name_same): Likewise.
17744 (dse_optimize_stmt): Likewise.
17745 (dse_record_phis): Likewise.
17746 (dse_finalize_block): Likewise.
17747 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17748 keywords as variable names.
17749 (may_move_till): Cast according to the coding conventions.
17750 (force_move_till_expr): Avoid using C++ keywords as variable names.
17751 (force_move_till): Cast according to the coding conventions.
17752 (memref_hash): Likewise.
17753 (memref_eq): Likewise.
17754 (gather_mem_refs_stmt): Likewise.
17755 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17756 using C++ keywords as variable names.
17757 (idx_find_step): Cast according to the coding conventions.
17758 (idx_record_use): Likewise.
17759 (find_depends): Likewise.
17760 (prepare_decl_rtl): Likewise.
17761 (mbc_entry_hash): Likewise.
17762 (mbc_entry_eq): Likewise.
17763 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17764 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17765 (idx_infer_loop_bounds): Cast according to the coding conventions.
17766 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17767 * tree-ssa-math-opts.c (occ_new ): Likwise.
17768 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17770 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17772 (add_use_op): Likewise.
17773 (add_vop): Likewise.
17774 (add_vuse_op): Likewise.
17775 (add_vdef_op): Likewise.
17776 (get_expr_operands): Likewise.
17777 (push_stmt_changes): Use type safe memory macros.
17778 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17779 keywords as variable names.
17780 (conditional_replacement): Likewise.
17781 (minmax_replacement): Likewise.
17782 (abs_replacement): Likewise.
17783 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17784 coding conventions.
17785 (insert_fake_stores): Avoid using C++ keywords as variable names.
17786 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17788 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17789 (heapvar_insert): Use type safe memory macros.
17790 (new_var_info): Cast according to the coding conventions.
17791 (new_constraint): Likewise.
17792 (remove_preds_and_fake_succs): Use type safe memory macros.
17793 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17795 (thread_single_edge): Likewise.
17796 (thread_through_loop_header): Likewise.
17798 2007-06-06 Eric Christopher <echristo@apple.com>
17800 * config/i386/i386.c (override_options): Move handling
17801 of TARGET_SUBTARGET* earlier.
17803 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17805 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17808 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17810 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17811 emited outside of basic block.
17812 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17813 the created blocks.
17814 * rtl.h (delete_insn_chain): Declaration changed.
17815 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17817 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17818 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17819 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17820 to delete_insn_chain.
17821 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17822 do not have bb field set.
17823 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17825 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17826 * cfgcleanup.c (try_optimize_cfg): Ditto.
17828 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17830 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17831 (lambda_body_vector_new): Use type safe memory macros.
17832 (lambda_linear_expression_new): Likewise.
17833 (lambda_loopnest_new): Likewise.
17834 (lambda_lattice_new): Likewise.
17835 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17836 conventions. Use type safe memory macros.
17837 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17838 (lambda_body_vector_s): Likewise.
17839 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17840 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17842 2007-06-06 Richard Guenther <rguenther@suse.de>
17844 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17845 if we need to schedule cfg_cleanup.
17846 (tree_ssa_forward_propagate_single_use_vars): Do so.
17848 2007-06-06 Ian Lance Taylor <iant@google.com>
17850 * fold-const.c (merge_ranges): If range_successor or
17851 range_predecessor fail, just return 0.
17853 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17855 PR tree-optimization/32216
17856 * tree-vectorizer.c (supportable_widening_operation): Determine
17857 signedness of FIX_TRUNC_EXPR from output operand.
17858 (supportable_narrowing_operation): Ditto.
17859 * tree-vect-generic.c (expand_vector_operations_1): Determine
17860 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17861 from input operand.
17863 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17865 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17866 (struct pta): ...from here. Change flags to unsigned to avoid
17867 excessive casting (as it is used as a bit mask).
17868 (override_options): Add casts according to the coding convenventions.
17869 (x86_64_elf_unique_section): Likewise.
17870 (examine_argument): Avoid using C++ keywords as variable names.
17871 (construct_container): Likewise.
17872 (legitimize_pic_address): Likewise.
17873 (get_dllimport_decl): Cast according to the coding conventions. Use
17874 type safe memory macros.
17875 (legitimize_address): Cast according to the coding conventions.
17876 (emit_i387_cw_initialization): Corrected the type of slot to enum
17878 (ix86_init_machine_status): Use type safe memory macros.
17879 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17880 (bdesc_pcmpistr): Likewise.
17881 (bdesc_crc32): Likewise.
17882 (bdesc_sse_3arg): Likewise.
17883 (bdesc_2arg): Likewise.
17884 (bdesc_1arg): Likewise.
17885 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17886 (ix86_expand_sse_pcmpistr): Likewise.
17887 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17888 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17889 int to match the langhook definition.
17890 (ix86_builtin_conversion): Change the type of code to unsigned init to
17891 match the langhook definition.
17892 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17894 (ix86_preferred_output_reload_class): Likewise.
17895 (ix86_cannot_change_mode_class): Likewise.
17896 (ix86_memory_move_cost): Likewise.
17897 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17898 avoid excessive casting later on.
17899 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17901 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17903 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17904 as flags setting insn.
17905 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17907 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17909 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17910 (UNSPEC_ROUND): New.
17911 ("sse4_1_round<mode>2"): New insn pattern.
17912 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17914 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17915 expander using SSEMODEF mode macro. Expand using
17916 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17917 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17918 expander using SSEMODEF mode macro. Expand using
17919 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17920 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17921 expander using SSEMODEF mode macro. Expand using
17922 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17923 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17924 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17925 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17928 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17929 Sebastian Pop <sebpop@gmail.com>
17931 * lambda.h (build_linear_expr): New.
17932 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17933 Use build_linear_expr, call fold and force_gimple_operand.
17934 (lambda_loopnest_to_gcc_loopnest): Check that there is
17935 something to insert.
17936 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17938 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17940 PR preprocessor/23479
17941 * doc/extend.texi: Document the 0b-prefixed binary integer
17942 constant extension.
17944 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17946 PR tree-optimization/32215
17947 * tree-vectorizer.c (supportable_widening_operation): Return false
17948 for unsupported FIX_TRUNC_EXPR tree code.
17949 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17951 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17953 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17954 register on SPE targets. Change documentation to reflect
17956 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17957 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17958 out of the register allocation pool.
17959 (rs6000_reg_live_or_pic_offset_p): New function.
17960 (rs6000_emit_prologue): Move the actual saving of LR up to free
17961 r0 for holding r11. Split saving of SPE 64-bit registers into
17962 its own case. Ensure that offsets will always be in-range for
17963 'evstdd' by using r11 as a scratch register to point at the start
17964 of the SPE save area. Save r11 if necessary, as it is the static
17966 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17967 into its own case. Ensure that offsets will always be in-range
17968 for 'evldd' by using r11 as a scratch register to point at the
17969 start of the SPE save area. Also adjust r11 when restoring
17970 the stack pointer to compensate for pre-loading r11.
17972 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17974 * cfg.c (init_flow): Use type safe memory macros.
17975 (alloc_block): Likewise.
17976 (unchecked_make_edge): Likewise.
17977 (dump_flow_info): Avoid using C++ keywords as variable names.
17978 (copy_original_table_clear): Cast according to the coding conventions.
17979 (copy_original_table_set): Likewise.
17980 * cfgexpand (label_rtx_for_bb): Likewise.
17981 (expand_gimple_basic_block): Likewise.
17982 * cfghooks.c (dump_bb): Likewise.
17983 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17985 (lv_add_condition_to_bb): Likewise.
17986 * cfglayout (relink_block_chain): Cast according to the coding
17988 (fixup_reorder_chain): Likewise.
17989 (fixup_fallthru_exit_predecessor): Likewise.
17990 * cfgloop.c (glb_enum_p): Likewise.
17991 (get_exit_description): Likewise.
17992 (dump_recorded_exit): Likewise.
17993 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17994 (struct loop): ... from here.
17995 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17997 * cfgrtl.c (rtl_create_basic_block): Likewise.
17998 (rtl_split_block): Likewise.
17999 (rtl_dump_bb): Likewise.
18000 (cfg_layout_split_block): Likewise.
18001 (init_rtl_bb_info): Use typesafe memory macros.
18003 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18004 * graphds.h: Updated all usages of edge to graph_edge.
18005 * graphds.c: Likewise.
18006 * cfgloopanal.c: Likewise.
18008 2007-06-05 Ian Lance Taylor <iant@google.com>
18010 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18011 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18012 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18014 (test_for_singularity): Likewise.
18016 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18018 * config/i386/constraints.md ("Y2"): Replaced by ...
18020 * config/i386/i386.md: Likewise.
18021 * config/i386/mmx.md: Likewise.
18022 * config/i386/sse.md: Likewise.
18024 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18026 * config/i386/constraints.md ("z"): Replaced by ...
18028 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18029 (sse4_1_blendvps): Likewise.
18030 (sse4_1_pblendvb): Likewise.
18031 (sse4_2_pcmpestr): Likewise.
18032 (sse4_2_pcmpestrm): Likewise.
18033 (sse4_2_pcmpestr_cconly): Likewise.
18034 (sse4_2_pcmpistr): Likewise.
18035 (sse4_2_pcmpistrm): Likewise.
18036 (sse4_2_pcmpistr_cconly): Likewise.
18038 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18040 * matrix-reorg.c (transform_access_sites): Fix computation.
18041 (transform_allocation_sites): Same.
18043 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18045 * config/i386/i386.c (override_options): Use
18046 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18048 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18051 (nonimm_not_xmm0_operand): Ditto.
18052 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18053 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18054 as operand[2] predicate. Require "z" class XMM register for
18055 operand[3]. Adjust asm template.
18056 ("sse4_1_blendvpd"): Ditto.
18057 ("sse4_1_pblendvb"): Ditto.
18058 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18059 force op2 into xmm0 register for variable blend instructions.
18061 2007-06-04 Tom Tromey <tromey@redhat.com>
18063 * c-tree.h (start_enum): Update.
18064 (build_enumerator): Likewise.
18065 * c-decl.c (enum_next_value): Removed.
18066 (enum_overflow): Likewise.
18067 (start_enum): Add c_enum_contents argument. Don't use globals.
18068 (build_enumerator): Likewise.
18069 * c-tree.h (struct c_enum_contents): New struct.
18071 2007-06-04 Tom Tromey <tromey@redhat.com>
18073 * c-common.c (c_common_get_alias_set): Fix indentation.
18075 2007-06-04 Ian Lance Taylor <iant@google.com>
18077 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18078 to overflow, reduce overflow infinity to regular infinity.
18079 (vrp_var_may_overflow): New static function.
18080 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18082 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18084 * stor-layout.c (layout_type): Remove duplicate code.
18086 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18089 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18090 before build_common_builtin_nodes ().
18092 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18095 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18097 2007-06-04 Jan Hubicka <jh@suse.cz>
18099 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18100 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18101 instead of _stat version.
18103 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18105 PR tree-optimization/32194
18106 * tree-predcom.c (determine_offset): Check that both references have
18109 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18111 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18112 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18113 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18114 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18115 Add argument to iterate_fix_dominators call.
18116 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18117 * gcse.c (hoist_code): Change domby to vector.
18118 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18119 Add argument to iterate_fix_dominators call.
18120 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18121 recompute_dominator.
18122 * lambda-code.c (perfect_nestify): Ditto.
18123 * cfgloopanal.c: Include graphds.h.
18124 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18125 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18126 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18128 * graphds.c: New file.
18129 * graphds.h: New file.
18130 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18131 (get_dominated_by, get_dominated_by_region): Change return type to
18133 (verify_dominators): Recompute all dominators and compare the results.
18134 (recount_dominator): Renamed to ...
18135 (recompute_dominator): ... this. Do not check that the block is
18136 dominated by entry.
18137 (iterate_fix_dominators): Reimplemented.
18138 (prune_bbs_to_update_dominators, root_of_dom_tree,
18139 determine_dominators_for_sons): New functions.
18140 * et-forest.c (et_root): New function.
18141 * et-forest.h (et_root): Declare.
18142 * Makefile.in (graphds.o): Add.
18143 (cfgloopanal.o): Add graphds.h dependency.
18144 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18145 * basic-block.h (get_dominated_by, get_dominated_by_region,
18146 iterate_fix_dominators): Declaration changed.
18147 (recount_dominator): Renamed to ...
18148 (recompute_dominator): ... this.
18149 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18150 (thread_through_all_blocks): Do not free dominance info.
18152 2007-06-03 Andreas Schwab <schwab@suse.de>
18154 * config/m68k/m68k.c (override_options): Don't override
18156 * config/m68k/m68k-modes.def (SF, DF): Define to use
18157 motorola_single_format and motorola_double_format, resp.
18158 * real.c (motorola_single_format): Renamed from
18159 coldfire_single_format.
18160 (motorola_double_format): Renamed from coldfire_double_format.
18161 (encode_ieee_extended): Generate a proper canonical NaN image
18162 respecting canonical_nan_lsbs_set.
18163 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18165 * real.h: Adjust declarations.
18167 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18170 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18171 the symbol is generated with the stack protector.
18173 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18175 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18176 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18178 * doc/extend.texi (interrupt): Mention m68k.
18180 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18182 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18183 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18184 (ix86_expand_sse_pcmpestr): Do not check operands for
18185 "register_operand", when insn operand predicate is "register_operand".
18186 (ix86_expand_sse_pcmpistr): Ditto.
18188 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18189 Uros Bizjak <ubizjak@gmail.com>
18191 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18192 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18193 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18194 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18195 * config/i386/constraints.md ("z"): New register constraint
18196 for members of SSE_FIRST_REG class.
18197 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18198 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18199 SSE_FIRST_REG class.
18200 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18201 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18202 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18203 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18204 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18205 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18206 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18207 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18208 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18209 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18210 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18211 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18212 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18213 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18214 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18215 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18216 (struct builtin_description): Change "flag" field to unsigned.
18217 (bdesc_pcmpestr): New builtin description table.
18218 (bdesc_pcmpistr): Likewise.
18219 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18220 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18221 Initialize pcmp[ei]str[im] insns for SSE4.2.
18222 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18223 (ix86_expand_sse_pcmpistr): Likewise.
18224 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18225 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18226 (UNSPEC_PCMPISTR): Likewise.
18227 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18228 (sse4_2_pcmpestri):New isns pattern.
18229 (sse4_2_pcmpestrm): Likewise.
18230 (sse4_2_pcmpestr_cconly): Likewise.
18231 (sse4_2_pcmpistr): New insn patern and splitter.
18232 (sse4_2_pcmpistri):New isns pattern.
18233 (sse4_2_pcmpistrm): Likewise.
18234 (sse4_2_pcmpistr_cconly): Likewise.
18235 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18238 2007-06-01 David Daney <ddaney@avtrex.com>
18240 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18241 LOADGP_ABSOLUTE and not binds_local_p.
18243 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18245 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18247 2007-06-01 Ian Lance Taylor <iant@google.com>
18249 * tree-vrp.c (compare_name_with_value): Always set
18250 used_strict_overflow if we get a result from the variable itself.
18252 2007-06-01 Ian Lance Taylor <iant@google.com>
18254 PR rtl-optimization/31455
18255 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18256 subregs which have a cast between modes which are not tieable.
18258 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18260 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18261 breaks after return statements.
18263 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18265 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18266 only after no_new_pseudos.
18268 2007-05-31 Eric Christopher <echristo@apple.com>
18270 * expr.c (convert_move): Assert that we don't have a BLKmode
18272 (store_expr): Handle BLKmode moves by calling emit_block_move.
18274 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18276 * c-typeck.c (build_indirect_ref): Include type in error message.
18277 (build_binary_op): Pass types to binary_op_error.
18278 * c-common.c (binary_op_error): Take two type arguments, print out
18280 * c-common.h (binary_op_error): Update prototype.
18282 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18284 * config/i386/i386.c: Correct coments on -mno-sse4.
18286 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18288 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18289 (x86_64-*-*): Likewise.
18290 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18291 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18292 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18293 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18294 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18295 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18296 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18297 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18298 (OPTION_MASK_ISA_SSE4): Likewise.
18299 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18300 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18301 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18302 (override_options): Support SSE4.2.
18303 (ix86_build_const_vector): Support SImode and DImode.
18304 (ix86_build_signbit_mask): Likewise.
18305 (ix86_expand_int_vcond): Support V2DImode.
18306 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18307 (IX86_BUILTIN_CRC32HI): Likewise.
18308 (IX86_BUILTIN_CRC32SI): Likewise.
18309 (IX86_BUILTIN_CRC32DI): Likewise.
18310 (IX86_BUILTIN_PCMPGTQ): Likewise.
18311 (bdesc_crc32): Likewise.
18312 (bdesc_sse_3arg): Likewise.
18313 (ix86_expand_crc32): Likewise.
18314 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18315 (ix86_expand_builtin): Likewise.
18316 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18317 __SSE4_2__ for -msse4.2.
18318 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18319 (CRC32MODE): Likewise.
18320 (crc32modesuffix): Likewise.
18321 (crc32modeconstraint): Likewise.
18322 (sse4_2_crc32<mode>): Likewise.
18323 (sse4_2_crc32di): Likewise.
18324 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18326 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18327 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18328 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18329 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18330 (vcondu<mode>): Likewise.
18331 * doc/extend.texi: Document SSE4.2 built-in functions.
18332 * doc/invoke.texi: Document -msse4.2/-msse4.
18334 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18336 PR tree-optimization/32160
18337 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18338 variable as gimple reg.
18339 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18341 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18343 * gcc.c (main): Don't consider linker options when issuing the
18344 warning about a linker input file not being used.
18346 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18348 * tree-vrp.c (compare_names): Initialize sop.
18350 2007-05-30 Dirk Mueller <dmueller@suse.de>
18352 * cgraphunit.c (cgraph_analyze_function): Remove
18353 computation of inline parameters.
18355 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18357 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18359 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18361 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18362 Add vx-common.h. Include vxworks.h between vx-common.h and
18364 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18366 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18367 (TARGET_ASM_DESTRUCTOR): Likewise.
18368 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18369 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18370 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18371 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18372 (VXWORKS_ENDIAN_SPEC): Define.
18373 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18374 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18375 VXWORKS_* equivalents.
18376 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18377 (ASM_FILE_START): Delete.
18378 (TARGET_VERSION): Reformat.
18379 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18380 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18381 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18382 (FPBIT, DPBIT): Define.
18383 (fp-bit.c, dp-bit.c): New rules.
18384 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18385 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18386 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18387 * config/arm/arm.h: Include vxworks-dummy.h.
18388 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18389 Mark with ATTRIBUTE_UNUSED.
18390 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18391 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18392 make it incompatible with -msingle-pic-base.
18393 (arm_function_ok_for_sibcall): Return false for calls that might
18394 go through a VxWorks PIC PLT entry.
18395 (require_pic_register): New function, split out from...
18396 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18398 (arm_load_pic_register): Handle the VxWorks RTP initialization
18399 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18400 (arm_emit_call_insn): New function.
18401 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18402 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18403 (pic_offset_arm): New pattern.
18404 (call, call_value): Use arm_emit_call_insn.
18405 (call_internal, call_value_internal): New expanders.
18406 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18407 VxWorks unless __PIC__.
18409 2007-05-30 Eric Christopher <echristo@gmail.com>
18411 * genrecog.c: Include regs.h in generated file.
18412 * genemit.c: Ditto. Fix up formatting.
18413 * config/mn10300/constraints.md: New.
18414 * config/mn10300/mn10300.md: Include.
18415 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18416 Fix up for removed macro.
18417 * config/mn10300/predicates.md (call_address_operand): Ditto.
18418 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18419 (CONST_OK_FOR_I): Ditto.
18420 (CONST_OK_FOR_J): Ditto.
18421 (CONST_OK_FOR_K): Ditto.
18422 (CONST_OK_FOR_L): Ditto.
18423 (CONST_OK_FOR_M): Ditto.
18424 (CONST_OK_FOR_N): Ditto.
18425 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18429 (EXTRA_CONSTRAINT): Ditto.
18431 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18433 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18435 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18436 OPTION_MASK_ISA_64BIT.
18437 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18439 2007-05-30 Richard Guenther <rguenther@suse.de>
18441 PR middle-end/32152
18442 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18443 types for comparison.
18444 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18445 with original typed arguments.
18446 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18448 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18450 PR tree-optimization/31769
18451 * except.c (duplicate_eh_regions): Clear prev_try if
18452 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18454 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18456 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18457 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18458 bsi of the location where statements should be inserted.
18459 (sink_code_in_bb): Take bsi from statement_sink_location.
18460 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18461 instead of bsi_start.
18462 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18464 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18465 (bsi_move_before): Document inconsistency with bsi_move_after.
18466 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18468 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18470 * config/i386/i386.h (TARGET_ABM): New define.
18471 (TARGET_POPCNT): Ditto.
18472 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18473 New temporary defines to redefine from OPTION_ISA_* defines.
18474 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18475 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18476 (ix86_isa_flags): New extern int declaration.
18477 (TARGET_SUBTARGET_DEFAULT): New define.
18478 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18479 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18480 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18481 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18482 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18483 * config/i386/darwin.h: Change TARGET_64BIT define to
18486 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18487 using existing "ix86_isa_flags" varible.
18488 (m32, m64): Use existing "ix86_isa_flags" variable.
18489 (mmmx, m3dnow): Ditto.
18490 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18491 (mabm): Define as non-negative option using "x86_abm" variable.
18492 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18494 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18495 Rewrite feature test bitmap.
18496 (ix86_isa_flags): New initialized global int varible.
18497 (ix86_isa_flags_explicit): New static int variable.
18498 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18499 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18500 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18501 target_flags_explicit.
18502 (override_options): Remove "target_enable" and "target_disable" fields
18503 from "struct ptt". Update processor_target_table accordingly. Remove
18504 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18505 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18506 "target_flags" and "ix86_isa_flags_explicit" instead of
18507 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18508 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18509 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18510 to true when either of PTA_POPCNT or PTA_ABM is set in
18511 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18512 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18513 processor_alias_table flags entry. Remove handling of
18514 "target_enable" and "target_disable" fields of processor_target_table.
18515 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18516 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18517 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18518 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18519 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18521 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18523 2007-05-29 David Daney <ddaney@avtrex.com>
18526 * config/mips/mips.c (mips_output_mi_thunk): Emit
18527 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18529 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18530 * config/i386/i386.c (ix86_function_regparm): Added checking of
18531 ix86_force_align_arg_pointer to determine the number of
18532 register parameters.
18534 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18536 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18537 (SET_DR_MISALIGNMENT): New.
18538 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18539 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18540 Use SET_DR_MISALIGNMENT.
18541 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18543 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18544 find_loop_nest): Export.
18545 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18546 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18547 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18548 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18550 (struct mem_ref): Add field reuse_distance.
18551 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18552 Initialize reuse_distance field.
18553 (issue_prefetch_ref): Select temporality of prefetch according to
18555 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18556 self_reuse_distance, determine_loop_nest_reuse): New functions.
18557 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18558 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18559 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18562 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18564 * tree-ssa-alias.c: Add aliasing overview.
18566 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18567 Danny Smith <dannysmith@users.sourceforge.net>
18570 * config/i386/t-crtfm: Compile crtfastmath.o with
18571 -minline-all-stringops.
18572 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18573 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18575 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18577 * doc/md.texi: Document constraints on HP PA-RISC.
18579 * pa/constraints.md: New file.
18580 * pa.md: Include constraints.md.
18581 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18582 (integer_store_memory_operand, ldil_cint_p): New functions.
18583 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18584 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18585 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18586 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18587 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18589 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18592 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18593 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18594 case POSTDECREMENT_EXPR>): Return the error_mark_node
18595 if either the real or imaginary parts would an
18598 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18600 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18601 name when we remove it from a call.
18603 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18605 * targhooks.c (default_narrow_bitfield): Remove.
18606 * targhooks.h: Remove the prototype for
18607 default_narrow_bitfield.
18609 * langhooks-def.h: Remove the prototype for
18610 hook_get_alias_set_0.
18611 * langhooks.c (hook_get_alias_set_0): Remove.
18613 * global.c (EXECUTE_IF_CONFLICT): Remove.
18615 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18618 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18619 return true when truth_value_p is true and the type
18622 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18624 * doc/install.texi (Prerequisites): We no longer require Autoconf
18625 2.13 for the top-level.
18627 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18629 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18630 memory access via x86_expand_vector_move_misalign() only for
18631 TImode values on 32-bit targets.
18633 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18635 * matrix-reorg.c: New file. Implement matrix flattening and
18636 transposing optimization.
18637 * tree-pass.h: Add matrix reorg pass.
18638 * common.opt: Add fipa-mreorg flag.
18639 * Makefile.in: Add matrix-reorg.c.
18640 * passes.c: Add matrix reorg pass.
18641 * varpool.c (add_new_static_var): New function.
18642 * cgraph.h (add_new_static_var): Declare.
18644 2007-05-27 Eric Christopher <echristo@apple.com>
18646 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18647 sp_offset depending on stack size. Save r12 depending
18648 on registers we're saving later.
18649 (rs6000_emit_epilogue): Update sp_offset depending only
18652 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18654 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18655 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18656 * ifcvt.c (if_convert): Ditto.
18657 * tree-ssa-threadupdate.c (thread_block): Ditto.
18658 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18659 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18660 verify_loop_closed_ssa): Check number_of_loops instead of
18662 * predict.c (tree_estimate_probability): Ditto.
18663 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18664 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18665 * modulo-sched.c (sms_schedule): Ditto.
18666 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18667 (scev_finalize): Do not do anything if scev analysis was not
18669 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18670 current_loops == NULL.
18671 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18672 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18673 there are no loops.
18674 (loop_optimizer_finalize): Assert that loops were analyzed.
18675 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18676 rtl_doloop): Check number_of_loops instead of current_loops.
18677 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18678 current_loops == NULL.
18679 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18680 gate_tree_vectorize tree_linear_transform, check_data_deps,
18681 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18682 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18683 Check number_of_loops instead of current_loops.
18684 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18685 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18686 free loops if available.
18687 (execute_pre): Do not pass do_fre to fini_pre.
18689 2007-05-27 Tobias Burnus <burnus@net-b.de>
18691 PR middle-end/32083
18692 * real.c (mpfr_from_real): Fix sign of -Inf.
18694 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18696 * tree-vect-transform.c (vectorizable_conversion): Initialize
18697 tree_code variables to ERROR_MARK.
18698 (vectorizable_type_demotion): Likewise.
18699 (vectorizable_type_promotion): Likewise.
18701 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18704 * config/i386/i386.md (movti): Handle push operands via
18705 ix86_expand_push().
18707 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18709 * basic-block.h: Remove the prototype for merge_seq_blocks.
18710 * cfgcleanup.c (merge_seq_blocks): Remove.
18712 * tree-flow.h: Remove the prototype for is_aliased_with.
18713 * tree-ssa-alias.c (is_aliased_with): Remove.
18715 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18717 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18719 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18721 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18722 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18723 (vec_unpacks_hi_v16qi): Likewise.
18724 (vec_unpacku_lo_v16qi): Likewise.
18725 (vec_unpacks_lo_v16qi): Likewise.
18726 (vec_unpacku_hi_v8hi): Likewise.
18727 (vec_unpacks_hi_v8hi): Likewise.
18728 (vec_unpacku_lo_v8hi): Likewise.
18729 (vec_unpacks_lo_v8hi): Likewise.
18730 (vec_unpacku_hi_v4si): Likewise.
18731 (vec_unpacks_hi_v4si): Likewise.
18732 (vec_unpacku_lo_v4si): Likewise.
18733 (vec_unpacks_lo_v4si): Likewise.
18735 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18737 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18738 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18739 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18740 follow spelling conventions in various
18741 warning/error/diagnostic messages.
18743 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18744 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18745 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18746 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18747 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18748 * doc/tm.texi: Follow spelling conventions.
18750 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18753 * tree-ssa-forwprop.c
18754 (forward_propagate_addr_into_variable_array_index): Remove
18755 the lhs argument. Use the type of def_rhs instead of lhs.
18756 (forward_propagate_addr_expr_1): Update use of
18757 forward_propagate_addr_into_variable_array_index.
18759 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18760 Nigel Stephens <nigel@mips.com>
18762 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18763 function attributes, "far" being an alias for "long_call".
18764 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18765 (mips_near_type_p, mips_far_type_p): New.
18766 (mips_comp_type_attributes): New function to check that attributes
18767 attached to a function type are compatible.
18768 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18769 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18770 to the target function of the thunk.
18771 (mips_encode_section_info): Check for "near" and "far" function
18772 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18774 * config/mips/predicates.md (const_call_insn_operand): Test only
18775 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18777 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18780 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18781 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18782 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18783 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18785 2007-05-25 Eric Christopher <echristo@apple.com>
18787 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18788 to x86-darwin configurations.
18789 * config/i386/t-darwin: Add softfp support.
18790 * config/i386/t-darwin64: Ditto.
18791 * config/i386/sfp-machine.h: If mach then don't use
18792 aliasing, emit a stub to call.
18794 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18796 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18797 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18798 tree-predcom.c, tree-ssa-alias-warnings.c,
18799 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18800 comment typos. Follow spelling conventions.
18801 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18803 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18806 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18807 constants into memory. Expand unaligned memory references for
18808 SSE modes via x86_expand_vector_move_misalign() function.
18810 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18812 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18813 "memory" attribute for "sseishft" type insn without operands[2].
18815 2007-05-25 Dirk Mueller <dmueller@suse.de>
18816 Marcus Meissner <meissner@suse.de>
18818 * doc/extend.texi (alloc_size): New attribute.
18819 * c-common.c (handle_alloc_size_attribute): New.
18820 * tree-object-size.c (alloc_object_size): Use alloc_size
18821 attribute, if available.
18823 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18825 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18827 (__builtin_ia32_vec_ext_v2di): Likewise.
18828 (__builtin_ia32_vec_ext_v4si): Likewise.
18829 (__builtin_ia32_vec_ext_v8hi): Likewise.
18830 (__builtin_ia32_vec_ext_v16qi): Likewise.
18831 (__builtin_ia32_vec_set_v8hi): Likewise.
18833 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18835 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18837 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18839 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18840 (arm_is_longcall_p): Rename to...
18841 (arm_is_long_call_p): ...this. Take a single tree argument and
18843 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18844 (CUMULATIVE_ARGS): Remove call_cookie.
18845 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18846 (ENCODED_LONG_CALL_ATTR_P): Delete.
18847 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18848 LONG_CALL_FLAG_CHAR cases.
18849 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18850 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18851 ARM_DECLARE_FUNCTION_SIZE.
18852 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18853 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18854 (arm_encode_call_attribute, current_file_function_operand): Delete.
18855 (arm_function_in_section_p): New function.
18856 (arm_is_longcall_p): Rename to...
18857 (arm_is_long_call_p): ...this. Take the target function as a single
18858 argument and return a bool. Do not rely on call cookies. Check
18859 whether the target symbol is in the same section as the current
18860 function, not just the same compilation unit.
18861 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18862 (arm_encode_section_info): Don't encode a call type.
18863 * config/arm/arm.md (call, call_value): Update calls to
18864 arm_is_long(_)call_p. Simplify logic.
18865 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18866 Update calls to arm_is_long(_)call_p.
18868 2007-05-25 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/31982
18871 * tree-ssa-forwprop.c
18872 (forward_propagate_addr_into_variable_array_index): Handle arrays
18873 with element size one.
18875 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18877 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18878 (umulsi3_highpart): Likewise.
18880 2007-05-24 Ian Lance Taylor <iant@google.com>
18882 PR rtl-optimization/32069
18883 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18886 2007-05-24 Ollie Wild <aaw@google.com>
18888 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18891 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18893 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18894 (oprs_unchanged_p): Use it to check all registers in a REG.
18895 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18896 (reg_set_between_after_reload_p): Delete.
18897 (reg_used_between_after_reload_p): Likewise.
18898 (reg_set_or_used_since_bb_start): Likewise.
18899 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18900 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18901 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18902 * rtlanal.c (reg_set_p): Check whether REG overlaps
18903 regs_invalidated_by_call, rather than just checking the
18904 membership of REGNO (REG).
18906 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18908 * doc/passes.texi: Document predictive commoning.
18909 * doc/invoke.texi (-fpredictive-commoning): Document.
18910 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18911 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18912 adding indices to the generated name.
18913 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18914 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18915 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18916 (op_symbol_code): ... and exported.
18917 (dump_omp_clause, op_symbol): Use op_symbol_code
18918 instead of op_symbol_1.
18919 * tree-pass.h (pass_predcom): Declare.
18920 * timevar.def (TV_PREDCOM): New timevar.
18921 * tree-ssa-loop.c (run_tree_predictive_commoning,
18922 gate_tree_predictive_commoning, pass_predcom): New.
18923 * tree-data-ref.c (find_data_references_in_loop): Find the
18924 references in dominance order.
18925 (canonicalize_base_object_address): Ensure that the result has
18927 (dr_analyze_innermost): Export.
18928 (create_data_ref): Code to fail for references with invariant
18930 (find_data_references_in_stmt): ... here.
18931 * tree-data-ref.h (dr_analyze_innermost): Declare.
18932 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18933 (aff_combination_find_elt, name_expansion_hash,
18934 name_expansion_eq, tree_to_aff_combination_expand,
18935 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18937 * tree-affine.h (aff_combination_constant_multiple_p,
18938 tree_to_aff_combination_expand): Declare.
18939 * tree-predcom.c: New file.
18940 * common.opt (fpredictive-commoning): New option.
18941 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18942 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18943 * Makefile.in (tree-predcom.o): Add.
18944 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18945 * passes.c (init_optimization_passes): Add dceloop after
18946 copy propagation in loop optimizer. Add predictive commoning
18947 to loop optimizer passes.
18949 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18951 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18954 2007-05-24 Jan Hubicka <jh@suse.cz>
18956 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18958 (genheader): Include statistics.h.
18960 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18962 * print-rtl.c (flag_dump_unnumbered): Update comments.
18963 (print_rtl): Fix my previous change.
18964 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18967 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18969 PR middle-end/32018
18970 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18972 (thread_through_all_blocks): Call initialize_original_copy_tables
18973 and free_original_copy_tables.
18974 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18976 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18977 * cfghooks.c (duplicate_block): Use get_loop_copy.
18978 * cfg.c: Include cfgloop.h.
18979 (loop_copy): New hash table.
18980 (initialize_original_copy_tables): Initialize loop_copy table.
18981 (free_original_copy_tables): Free loop_copy table.
18982 (copy_original_table_clear, copy_original_table_set,
18983 set_loop_copy, get_loop_copy): New functions.
18984 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18985 * cfgloop.h (struct loop): Remove copy field.
18986 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18987 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18989 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18991 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18992 -msse/-msse2/-msse3.
18994 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18996 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18997 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18999 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19002 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19003 * targhooks.h (default_mangle_decl_assembler_name): Declare
19005 * targhooks.c (default_mangle_decl_assembler_name): Define
19007 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19009 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19010 * langhooks.c (lhd_set_decl_assembler_name): Call
19011 targetm.mangle_decl_assembler_name for names with global scope.
19013 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19015 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19016 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19018 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19019 New. Factored out of i386_pe_encode_section_info.
19020 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19021 Move check for prior decoration of stdcall
19022 symbols to i386_pe_encode_section_info.
19023 (i386_pe_encode_section_info): Adjust call to
19024 gen_stdcall_or_fastcall_suffix. Use
19025 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19026 (i386_pe_mangle_decl_assembler_name): New. Wrap
19027 i386_pe_maybe_mangle_decl_assembler_name.
19029 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19031 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19032 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19033 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19034 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19035 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19038 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19039 Nigel Stephens <nigel@mips.com>
19040 Richard Sandiford <richard@codesourcery.com>
19042 Fix up MIPS16 hard float and add support for complex.
19044 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19045 (TARGET_SOFT_FLOAT_ABI): New.
19046 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19047 __mips_soft_float to reflect the ABI in use, not whether the
19048 FPU is directly accessible (e.g., in MIPS16 mode).
19049 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19050 (UNITS_PER_FPVALUE): Likewise.
19052 * config/mips/mips.c (mips_expand_call): Remove redundant
19053 TARGET_MIPS16 check.
19054 (mips_arg_regno): New.
19055 (function_arg_advance): When setting bits in cum->fp_code for
19056 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19058 (function_arg): Use mips_arg_regno.
19059 (mips_return_mode_in_fpr_p): New.
19060 (mips16_call_stub_mode_suffix): New.
19061 (mips16_cfun_returns_in_fpr_p): New.
19062 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19063 (mips_output_function_prologue): Test mips16_hard_float, not
19064 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19065 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19066 return value into a floating-point register.
19067 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19068 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19069 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19070 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19071 word of double arguments from or to the high bits of 64-bit
19072 floating point registers.
19073 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19074 (mips16_fpret_double): New helper function.
19075 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19076 support for complex modes. Fill in DECL_RESULT for stubdecl.
19077 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19079 * config/mips/mips16.S
19080 (RET, ARG1, ARG2): New.
19081 (MERGE_GPRf, MERGE_GPRt): New.
19082 (DELAYt, DELAYf): New.
19083 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19084 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19085 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19086 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19087 (SFOP): Renamed to...
19088 (OPSF3): This, and macro-ified. Updated all uses.
19089 (SFOP2): Renamed to...
19090 (OPSF2): This, and macro-ified. Updated all uses.
19091 (SFCMP): Renamed to...
19092 (CMPSF): This, and macro-ified. Updated all uses.
19093 (SFREVCMP): Renamed to...
19094 (REVCMPSF): This, and macro-ified. Updated all uses.
19095 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19096 (LDDBL1, LDDBL2, RETDBL): Deleted.
19097 (DFOP): Renamed to...
19098 (OPDF3): This, and macro-ified. Updated all uses.
19099 (DFOP2): Renamed to...
19100 (OPDF2): This, and macro-ified. Updated all uses.
19101 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19102 (DFCMP): Renamed to...
19103 (CMPDF): This, and macro-ified. Updated all uses.
19104 (DFREVCMP): Renamed to...
19105 (REVCMPDF): This, and macro-ified. Updated all uses.
19106 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19107 (RET_FUNCTION): New.
19108 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19109 (__mips16_ret_sc, __mips16_ret_dc): New.
19110 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19111 STUB_ARGS_6, STUB_ARGS_10): New.
19112 (CALL_STUB_NO_RET): New.
19113 (__mips16_call_stub_1): Macro-ified.
19114 (__mips16_call_stub_5): Macro-ified.
19115 (__mips16_call_stub_2): Macro-ified.
19116 (__mips16_call_stub_6): Macro-ified.
19117 (__mips16_call_stub_9): Macro-ified.
19118 (__mips16_call_stub_10): Macro-ified.
19119 (CALL_STUB_RET): New.
19120 (__mips16_call_stub_sf_0): Macro-ified.
19121 (__mips16_call_stub_sf_1): Macro-ified.
19122 (__mips16_call_stub_sf_5): Macro-ified.
19123 (__mips16_call_stub_sf_2): Macro-ified.
19124 (__mips16_call_stub_sf_6): Macro-ified.
19125 (__mips16_call_stub_sf_9): Macro-ified.
19126 (__mips16_call_stub_sf_10): Macro-ified.
19127 (__mips16_call_stub_df_0): Macro-ified.
19128 (__mips16_call_stub_df_1): Macro-ified.
19129 (__mips16_call_stub_df_5): Macro-ified.
19130 (__mips16_call_stub_df_2): Macro-ified.
19131 (__mips16_call_stub_df_6): Macro-ified.
19132 (__mips16_call_stub_df_9): Macro-ified.
19133 (__mips16_call_stub_df_10): Macro-ified.
19134 (__mips16_call_stub_sc_0): New.
19135 (__mips16_call_stub_sc_1): New.
19136 (__mips16_call_stub_sc_5): New.
19137 (__mips16_call_stub_sc_2): New.
19138 (__mips16_call_stub_sc_6): New.
19139 (__mips16_call_stub_sc_9): New.
19140 (__mips16_call_stub_sc_10): New.
19141 (__mips16_call_stub_dc_0): New.
19142 (__mips16_call_stub_dc_1): New.
19143 (__mips16_call_stub_dc_5): New.
19144 (__mips16_call_stub_dc_2): New.
19145 (__mips16_call_stub_dc_6): New.
19146 (__mips16_call_stub_dc_9): New.
19147 (__mips16_call_stub_dc_10): New.
19149 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19150 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19151 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19153 2007-05-23 Ian Lance Taylor <iant@google.com>
19155 * doc/invoke.texi (Invoking GCC): Document that the order of the
19158 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19161 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19162 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19163 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19167 * config/score/score.c (score_print_operand): Make sure that only
19168 lower bits are used.
19170 2007-05-22 Ian Lance Taylor <iant@google.com>
19172 * tree-vrp.c (avoid_overflow_infinity): New static function,
19173 broken out of set_value_range_to_value.
19174 (set_value_range_to_value): Call avoid_overflow_infinity.
19175 (extract_range_from_assert): Likewise.
19177 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19179 PR middle-end/31095
19180 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19181 change the type before looking for a COMPOUND_EXPR.
19183 2007-05-22 Ian Lance Taylor <iant@google.com>
19185 * lower-subreg.c (decompose_multiword_subregs): If we change an
19186 insn, call remove_retval_note on it.
19188 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19190 * regs.h (end_hard_regno): New function.
19191 (END_HARD_REGNO, END_REGNO): New macros.
19192 (add_to_hard_reg_set): New function.
19193 (remove_from_hard_reg_set): Likewise.
19194 (in_hard_reg_set_p): Likewise.
19195 (overlaps_hard_reg_set_p): Likewise.
19196 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19197 (note_btr_set): Use END_HARD_REGNO.
19198 * caller-save.c (setup_save_areas): Use end_hard_regno.
19199 (mark_set_regs): Use END_HARD_REGNO.
19200 (add_stored_regs): Use end_hard_regno.
19201 (mark_referenced_regs): Use add_to_hard_reg_set.
19202 * combine.c (update_table_tick): Use END_REGNO.
19203 (record_value_for_reg): Likewise.
19204 (record_dead_and_set_regs): Likewise.
19205 (get_last_value_validate): Likewise.
19206 (use_crosses_set_p): Likewise.
19207 (reg_dead_at_p_1): Likewise.
19208 (reg_dead_at_p): Likewise.
19209 (mark_used_regs_combine): Use add_to_hard_reg_set.
19210 (move_deaths): Use END_HARD_REGNO.
19211 (reg_bitfield_target_p): Use end_hard_regno.
19212 (distribute_notes): Use END_HARD_REGNO.
19213 * cse.c (mention_regs): Use END_REGNO.
19214 (insert): Use add_to_hard_reg_set.
19215 (invalidate): Use END_HARD_REGNO.
19216 (invalidate_for_call): Likewise.
19217 (exp_equiv_p): Use END_REGNO.
19218 (cse_insn): Likewise.
19219 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19220 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19221 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19222 * function.c (keep_stack_depressed): Use end_hard_regno.
19223 * global.c (global_alloc): Use end_hard_regno.
19224 (global_conflicts): Use add_to_hard_reg_set instead of
19226 (find_reg): Likewise.
19227 (mark_reg_store): Likewise.
19228 (mark_reg_conflicts): Likewise.
19229 (mark_reg_death): Use remove_from_hard_reg_set.
19230 (mark_reg_live_nc): Delete.
19231 (set_preference): Use end_hard_regno.
19232 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19233 remove_from_hard_reg_set.
19234 (post_mark_life): Use add_to_hard_reg_set.
19235 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19236 (reg_becomes_live): Use add_to_hard_reg_set.
19237 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19238 (peep2_find_free_register): Use add_to_hard_reg_set.
19239 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19240 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19241 * regrename.c (note_sets): Use add_to_hard_reg_set.
19242 (clear_dead_regs): Use remove_from_hard_reg_set.
19243 (regrename_optimize): Use add_to_hard_reg_set.
19244 (find_oldest_value_reg): Use in_hard_reg_set_p.
19245 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19246 (hard_reg_set_here_p): Use end_hard_regno.
19247 (decompose): Likewise.
19248 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19249 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19250 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19251 (mark_home_live): Use end_hard_regno.
19252 (spill_hard_reg): Likewise.
19253 (clear_reload_reg_in_use): Likewise.
19254 * reorg.c (delete_prior_computation): Use END_REGNO.
19255 * resource.c (update_live_status): Use END_HARD_REGNO.
19256 (mark_referenced_resources): Use add_to_hard_reg_set.
19257 (mark_set_resources): Likewise.
19258 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19259 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19260 (reg_overlap_mentioned_p): Likewise.
19261 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19262 (covers_regno_no_parallel_p): Use END_REGNO.
19263 (find_regno_note): Likewise.
19264 (find_reg_fusage): Use END_HARD_REGNO.
19265 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19266 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19268 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19270 * mode-switching.c (reg_dies): Change type of second argument to
19272 (optimize_mode_switching): Update accordingly.
19274 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19276 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19278 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19279 (hard_reg_set_empty_p): ...these new functions.
19280 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19281 GO_IF_HARD_REG_SUBSET.
19282 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19283 instead of GO_IF_HARD_REG_EQUAL.
19284 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19285 instead of GO_IF_HARD_REG_EQUAL.
19286 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19287 GO_IF_HARD_REG_SUBSET.
19288 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19289 GO_IF_HARD_REG_EQUAL.
19290 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19291 of GO_IF_HARD_REG_SUBSET.
19292 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19293 instead of GO_IF_HARD_REG_EQUAL.
19294 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19295 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19296 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19297 of GO_IF_HARD_REG_SUBSET,
19298 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19299 GO_IF_HARD_REG_SUBSET.
19300 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19301 instead of GO_IF_HARD_REG_EQUAL.
19302 * config/sh/sh.c (push_regs, calc_live_regs): Use
19303 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19304 (hard_regs_intersect_p): Delete.
19306 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19308 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19310 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19311 Richard Henderson <rth@redhat.com>
19313 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19315 (x86_64-*-*): Likewise.
19317 * i386/i386-modes.def (V2QI): New.
19319 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19321 (override_options): Support SSE4.1.
19322 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19323 (IX86_BUILTIN_BLENDPS): Likewise.
19324 (IX86_BUILTIN_BLENDVPD): Likewise.
19325 (IX86_BUILTIN_BLENDVPS): Likewise.
19326 (IX86_BUILTIN_PBLENDVB128): Likewise.
19327 (IX86_BUILTIN_PBLENDW128): Likewise.
19328 (IX86_BUILTIN_DPPD): Likewise.
19329 (IX86_BUILTIN_DPPS): Likewise.
19330 (IX86_BUILTIN_INSERTPS128): Likewise.
19331 (IX86_BUILTIN_MOVNTDQA): Likewise.
19332 (IX86_BUILTIN_MPSADBW128): Likewise.
19333 (IX86_BUILTIN_PACKUSDW128): Likewise.
19334 (IX86_BUILTIN_PCMPEQQ): Likewise.
19335 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19336 (IX86_BUILTIN_PMAXSB128): Likewise.
19337 (IX86_BUILTIN_PMAXSD128): Likewise.
19338 (IX86_BUILTIN_PMAXUD128): Likewise.
19339 (IX86_BUILTIN_PMAXUW128): Likewise.
19340 (IX86_BUILTIN_PMINSB128): Likewise.
19341 (IX86_BUILTIN_PMINSD128): Likewise.
19342 (IX86_BUILTIN_PMINUD128): Likewise.
19343 (IX86_BUILTIN_PMINUW128): Likewise.
19344 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19345 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19346 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19347 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19348 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19349 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19350 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19351 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19352 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19353 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19354 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19355 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19356 (IX86_BUILTIN_PMULDQ128): Likewise.
19357 (IX86_BUILTIN_PMULLD128): Likewise.
19358 (IX86_BUILTIN_ROUNDPD): Likewise.
19359 (IX86_BUILTIN_ROUNDPS): Likewise.
19360 (IX86_BUILTIN_ROUNDSD): Likewise.
19361 (IX86_BUILTIN_ROUNDSS): Likewise.
19362 (IX86_BUILTIN_PTESTZ): Likewise.
19363 (IX86_BUILTIN_PTESTC): Likewise.
19364 (IX86_BUILTIN_PTESTNZC): Likewise.
19365 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19366 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19367 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19368 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19369 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19370 (bdesc_ptest): New.
19371 (bdesc_sse_3arg): Likewise.
19372 (bdesc_2arg): Likewise.
19373 (bdesc_1arg): Likewise.
19374 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19376 (ix86_expand_sse_4_operands_builtin): New.
19377 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19378 smaller than 8 bits as the 2nd arg.
19379 (ix86_expand_sse_ptest): New.
19380 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19381 (ix86_expand_vector_set): Support SSE4.1.
19382 (ix86_expand_vector_extract): Likewise.
19384 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19385 __SSE4_1__ for -msse4.1.
19387 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19388 (UNSPEC_INSERTPS): Likewise.
19389 (UNSPEC_DP): Likewise.
19390 (UNSPEC_MOVNTDQA): Likewise.
19391 (UNSPEC_MPSADBW): Likewise.
19392 (UNSPEC_PHMINPOSUW): Likewise.
19393 (UNSPEC_PTEST): Likewise.
19394 (UNSPEC_ROUNDP): Likewise.
19395 (UNSPEC_ROUNDS): Likewise.
19397 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19399 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19400 (const_pow2_1_to_32768_operand): Likewise.
19402 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19405 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19407 (sse4_1_insertps): Likewise.
19408 (*sse4_1_extractps): Likewise.
19409 (sse4_1_ptest): Likewise.
19410 (sse4_1_mulv2siv2di3): Likewise.
19411 (*sse4_1_mulv4si3): Likewise.
19412 (*sse4_1_smax<mode>3): Likewise.
19413 (*sse4_1_umax<mode>3): Likewise.
19414 (*sse4_1_smin<mode>3): Likewise.
19415 (*sse4_1_umin<mode>3): Likewise.
19416 (sse4_1_eqv2di3): Likewise.
19417 (*sse4_1_pinsrb): Likewise.
19418 (*sse4_1_pinsrd): Likewise.
19419 (*sse4_1_pinsrq): Likewise.
19420 (*sse4_1_pextrb): Likewise.
19421 (*sse4_1_pextrb_memory): Likewise.
19422 (*sse4_1_pextrw_memory): Likewise.
19423 (*sse4_1_pextrq): Likewise.
19424 (sse4_1_blendpd): Likewise.
19425 (sse4_1_blendps): Likewise.
19426 (sse4_1_blendvpd): Likewise.
19427 (sse4_1_blendvps): Likewise.
19428 (sse4_1_dppd): Likewise.
19429 (sse4_1_dpps): Likewise.
19430 (sse4_1_movntdqa): Likewise.
19431 (sse4_1_mpsadbw): Likewise.
19432 (sse4_1_packusdw): Likewise.
19433 (sse4_1_pblendvb): Likewise.
19434 (sse4_1_pblendw): Likewise.
19435 (sse4_1_phminposuw): Likewise.
19436 (sse4_1_extendv8qiv8hi2): Likewise.
19437 (*sse4_1_extendv8qiv8hi2): Likewise.
19438 (sse4_1_extendv4qiv4si2): Likewise.
19439 (*sse4_1_extendv4qiv4si2): Likewise.
19440 (sse4_1_extendv2qiv2di2): Likewise.
19441 (*sse4_1_extendv2qiv2di2): Likewise.
19442 (sse4_1_extendv4hiv4si2): Likewise.
19443 (*sse4_1_extendv4hiv4si2): Likewise.
19444 (sse4_1_extendv2hiv2di2): Likewise.
19445 (*sse4_1_extendv2hiv2di2): Likewise.
19446 (sse4_1_extendv2siv2di2): Likewise.
19447 (*sse4_1_extendv2siv2di2): Likewise.
19448 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19449 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19450 (sse4_1_zero_extendv4qiv4si2): Likewise.
19451 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19452 (sse4_1_zero_extendv2qiv2di2): Likewise.
19453 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19454 (sse4_1_zero_extendv4hiv4si2): Likewise.
19455 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19456 (sse4_1_zero_extendv2hiv2di2): Likewise.
19457 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19458 (sse4_1_zero_extendv2siv2di2): Likewise.
19459 (*sse4_1_zero_extendv2siv2di2): Likewise.
19460 (sse4_1_roundpd): Likewise.
19461 (sse4_1_roundps): Likewise.
19462 (sse4_1_roundsd): Likewise.
19463 (sse4_1_roundss): Likewise.
19464 (mulv4si3): Don't expand for SSE4.1.
19465 (smax<mode>3): Likewise.
19466 (umaxv4si3): Likewise.
19467 (uminv16qi3): Likewise.
19468 (umin<mode>3): Likewise.
19469 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19471 * doc/extend.texi: Document SSE4.1 built-in functions.
19473 * doc/invoke.texi: Document -msse4.1.
19475 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19477 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19478 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19479 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19480 (ASM_SPEC): Add asm_pcrel_spec.
19481 (EXTRA_SPECS): Add asm_pcrel_spec.
19483 2007-05-21 David Daney <ddaney@avtrex.com>
19485 * doc/install.texi (Building a cross compiler): Add requirements
19486 for Java cross compiler.
19488 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19490 PR middle-end/31995
19491 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19492 Add loopno argument. Use evolution_function_is_invariant_rec_p
19493 instead of evolution_function_is_constant_p.
19494 Update calls to evolution_function_is_affine_multivariate_p.
19495 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19496 Add loopno argument.
19497 * tree-scalar-evolution.c (gather_chrec_stats): Call
19498 evolution_function_is_affine_multivariate_p with a loop
19500 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19501 (analyze_overlapping_iterations): Likewise.
19502 (access_functions_are_affine_or_constant_p): Likewise.
19503 (build_classic_dist_vector_1): If the access functions
19504 are equal, don't do anything.
19506 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19507 Paolo Carlini <pcarlini@suse.de>
19508 Uros Bizjak <ubizjak@gmail.com>
19510 * c-cppbuiltin.c (c_cpp_builtins): Define
19511 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19512 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19513 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19514 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19516 2007-05-21 Mike Stump <mrs@apple.com>
19518 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19520 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19522 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19524 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19525 implementation if __OPTIMIZE__ is not defined.
19526 (_mm_alignr_pi8): Ditto.
19527 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19528 (_mm_inserti_si64): Ditto.
19529 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19530 (_mm_slli_epi16): Ditto.
19531 (_mm_slli_epi32): Ditto.
19532 (_mm_slli_epi64): Ditto.
19533 (_mm_srai_epi16): Ditto.
19534 (_mm_srai_epi32): Ditto.
19535 (_mm_srli_si128): Ditto.
19536 (_mm_slli_si128): Ditto.
19537 (_mm_srli_epi16): Ditto.
19538 (_mm_srli_epi32): Ditto.
19539 (_mm_srli_epi64): Ditto.
19540 (_mm_extract_epi16): Ditto.
19541 (_mm_insert_epi16): Ditto.
19542 (_mm_shufflehi_epi16): Ditto.
19543 (_mm_shufflelo_epi16): Ditto.
19544 (_mm_shuffle_epi32): Ditto.
19545 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19546 (_m_pextrw): Ditto.
19547 (_mm_insert_pi16): Ditto.
19548 (_m_pinsrw): Ditto.
19549 (_mm_shuffle_pi16): Ditto.
19550 (_m_pshufw): Ditto.
19551 (_mm_shufle_ps): Ditto.
19552 (_mm_prefetch): Ditto.
19554 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19556 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19557 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19558 * real.c (encode_i370_single, decode_i370_single,
19559 encode_i370_double, decode_i370_double): Functions removed.
19560 (i370_single_format, i370_double_format): Initializations removed.
19561 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19562 Consider the log2_b field to always be one.
19563 (ieee_single_format, mips_single_format, coldfire_single_format,
19564 ieee_double_format, mips_double_format, coldfire_double_format,
19565 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19566 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19567 ibm_extended_format, mips_extended_format, ieee_quad_format,
19568 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19569 decimal_single_format, decimal_double_format, decimal_quad_format,
19570 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19571 initialization of log2_b.
19572 * real.h (i370_single_format, i370_double_format): Declarations
19574 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19575 field to always be one.
19577 2007-05-21 Andreas Schwab <schwab@suse.de>
19579 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19580 NOTE_INSN_BASIC_BLOCK_P.
19581 (process_for_unwind_directive): Likewise.
19583 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19585 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19586 * function.h (struct function): Move va_list_gpr_size,
19587 va_list_fpr_size, function_frequency to front of bitfields. Add
19589 (current_function_calls_unwind_init): New.
19590 * except.c (expand_builtin_unwind_init): Set
19591 current_function_calls_unwind_init not
19592 current_function_has_nonlocal_label.
19593 * reload1.c (has_nonexceptional_receiver): New.
19594 (reload): Use it and current_function_calls_unwind_init to
19595 determine whether call-saved regs must be saved.
19597 2007-05-20 Jan Hubicka <jh@suse.cz>
19599 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19600 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19601 * ddg.c (create_ddg): LIkewise.
19602 * final.c (final): Remove hunk moving line number notes around since
19603 they are no longer present at this stage.
19604 (final_scan_insn): Use NOTE_KIND instead of
19605 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19606 (output_asm_label): Likewise.
19607 * reorg.c (dbr_schedule): Likewise.
19608 * haifa-sched.c (unlink_other_notes): Likewise.
19609 * mode-switching.c (optimize_mode_switching): Likewise.
19610 * graph.c (start_bb): Likewise.
19611 * rtl.def (NOTE): Update description.
19612 * jump.c (squeeze_notes): Delete.
19613 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19614 NOTE_INSN_BASIC_BLOCK_P when possible.
19615 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19616 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19617 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19618 (dwarf2out_var_location): Likewise.
19619 * cfgbuild.c (make_edges): Likewise.
19620 (find_basic_blocks_1): Likewise.
19621 * function.c (reorder_blocks_1): Likewise.
19622 (epilogue_done): Likewise.
19623 (reposition_prologue_and_epilogue_notes): Likewise.
19624 * print-rtl.c (print_rtx): Likewise; drop code for printing
19626 (print_rtl): Likewise.
19627 (print_rtl_single): Likewise.
19628 * gcse.c (insert_insn_start_bb): Likewise.
19629 * alias.c (init_alias_analysis): Likewise.
19630 * calls.c (fixup_tail_calls): Likewise.
19631 * except.c (sjlj_emit_function_enter): Likewise.
19632 * emit-rtl.c (add_insn_after): Likeiwse.
19633 (emit_label_before): Likewise.
19634 (emit_label_after): Likewise.
19635 (emit_note_before, emit_note_after, emit_note): Update
19636 parameter to be enum insn_note; do not deal with source
19638 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19639 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19641 (merge_blocks_move_successor_nojumps): Simplify now when
19642 we don't have BLOCK notes.
19643 (try_optimize_cfg): Likewise.
19644 * cfglayout.c (skip_insns_after_block): Likewise.
19645 (record_effective_endpoints): Likewise.
19646 (duplicate_insn_chain): Likewise.
19647 * varasm.c (output_constant_pool_1): Likewise.
19648 * sched-deps.c (sched_analyze): Likewise.
19649 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19651 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19652 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19653 (SET_INSN_DELETED): Simplify.
19654 (NOTE_LINE_NUMBER): Exterminate.
19655 (NOTE_LINE_KIND): New.
19656 (NOTE_INSN_BASIC_BLOCK_P): Update.
19657 (enum insn_note): Simplify.
19658 (GET_NOTE_INSN_NAME) Simplify.
19659 (emit_note_before, emit_note_after, emit_note): Update prototype.
19660 (squeeze_notes): Remove.
19661 * sched-int.h (NOTE_NOT_BB_P): Update.
19662 * resource.c (mark_target_live_regs): Update.
19663 * sched-rgn.c (debug_dependencies): Update.
19664 * sched-vis.c (print_insn): Update.
19665 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19666 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19667 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19668 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19669 (split_branches): Update.
19670 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19672 (sh_adjust_unroll_max): Exterminate.
19673 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19674 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19675 (m68hc11_reorg): Likewise.
19676 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19677 (emit_predicate_relation_info): Update.
19678 (process_for_unwind_directive): Update.
19679 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19680 (output_call): Update.
19681 * config/pa/pa.c (output_lbranch): Update.
19682 (output_millicode_call): Update.
19683 (output_call): Update.
19684 (pa_combine_instructions): Update.
19685 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19686 * config/bfin/bfin.c (gen_one_bundle): Update.
19687 * cfgrtl.c (can_delete_note_p): Update.
19688 (delete_insn): Update.
19689 (rtl_merge_blocks): Update.
19690 (commit_one_edge_insertion): Update.
19691 (rtl_verify_flow_info): Update.
19692 * stmt.c (expand_case): Do not call squeeze_notes.
19694 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19701 * c.opt (Wtype-limits): New.
19702 * doc/invoke.texi (Wtype-limits): Document it.
19703 (Wextra): Enabled by -Wextra.
19704 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19705 * c-common.c (shorten_compare): Warn with Wtype-limits.
19707 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19709 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19710 inlined function, not as a macro.
19711 (_mm_alignr_pi8): Ditto.
19712 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19713 (_mm_inserti_si64): Ditto.
19714 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19715 (_mm_extract_epi16): Ditto.
19716 (_mm_insert_epi16): Ditto.
19717 (_mm_shufflehi_epi16): Ditto.
19718 (_mm_shufflelo_epi16): Ditto.
19719 (_mm_shuffle_epi32): Ditto.
19720 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19721 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19723 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19725 (_m_to_float): Use C89 compatible assignment.
19727 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19730 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19732 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19735 * doc/invoke.texi (Wreturn-type): Complete description.
19736 (Wextra): Delete item about return-type warning.
19737 * c-decl.c: Delete redundant Wextra warning.
19739 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19742 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19743 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19744 inlined function, not as a macro.
19745 (_mm_prefetch): Ditto.
19746 (_m_pextrw): Ditto.
19747 (_mm_insert_pi16): Ditto.
19748 (_m_pinsrw): Ditto.
19749 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19750 (_m_pshufw): Ditto. Add const to __N argument.
19751 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19752 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19753 (_mm_slli_epi32): Ditto.
19754 (_mm_srli_si128): Implement as always inlined function, not as a
19755 macro. Add __inline to function declaration.
19756 (_mm_slli_si128): Ditto.
19758 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19760 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19761 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19763 (struct fenv): New structure.
19764 (FP_HANDLE_EXCEPTIONS): New define.
19765 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19766 (_FP_DECL_EXP): New define.
19767 (FP_INIT_ROUNDMODE): New define.
19768 (FP_ROUNDMODE): New define.
19770 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19772 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19773 (Wconversion): Update description.
19774 (Wconversion-sign): New.
19775 * c.opt (Wconversion-sign): New.
19776 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19777 means disabled for C++. Otherwise, take the status of Wconversion.
19778 * c-common.c (conversion_warning): Warn with either Wconversion or
19780 (warnings_for_convert_and_check): Conditions are already checked by
19781 conversion_warning.
19782 (convert_and_check): Don't check warnings if the conversion failed.
19784 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19785 Anatoly Sokolov <aesok@dol.ru>
19787 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19788 avr_epilogue_uses) : Add declaration.
19789 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19790 * config/avr/constraints.md (R): New constraint.
19791 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19792 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19793 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19794 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19795 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19796 call_prologue_saves, epilogue_restores, return_from_epilogue,
19797 return_from_main_epilogue, return_from_interrupt_epilogue,
19798 return_from_naked_epilogue, prologue, epilogue): New patterns.
19799 (jump): Handle symbol reference.
19800 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19801 avr_output_function_prologue, avr_output_function_epilogue): Remove
19803 (avr_init_machine_status, expand_prologue, expand_epilogue,
19804 avr_asm_function_end_prologue, avr_epilogue_uses,
19805 avr_asm_function_begin_epilogue): New functions.
19806 (prologue_size, epilogue_size, jump_tables_size): Remove global
19808 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19809 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19810 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19811 (avr_override_options): Initialise init_machine_status.
19812 (output_movhi): Handle all stack pointer loads.
19813 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19814 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19815 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19816 (EPILOGUE_USES) Redefine.
19817 (machine_function) Declare.
19819 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19821 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19822 Use a single return statement.
19824 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19826 PR middle-end/30250
19827 * builtins.c (do_mpfr_lgamma_r): New.
19828 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19829 * tree.h (CASE_FLT_FN_REENT): New.
19831 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19833 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19834 (output_die): Use 'unsigned long' with %x.
19835 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19836 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19837 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19839 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19841 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19846 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19847 true if function has no argument.
19849 2007-05-18 DJ Delorie <dj@redhat.com>
19851 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19852 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19854 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19856 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19857 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19858 count_trailing_zeros.
19859 (__i386__): Implement count_leading_zeros using __builtin_clz().
19860 Implement count_trailing_zeros usign __builtin_ctz().
19862 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19864 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19866 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19868 PR middle-end/31344
19869 * expr.c (emit_move_change_mode): Change mode of push operands here.
19871 2007-05-17 Ian Lance Taylor <iant@google.com>
19873 PR tree-optimization/31953
19874 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19875 Change all callers.
19876 (set_value_range_to_null): Call set_value_range_to_value.
19877 (extract_range_from_comparison): Likewise.
19879 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19881 * toplev.c (print_version): Output GMP/MPFR version info.
19883 * builtins.c (CASE_MATHFN_REENT): New macro.
19884 (mathfn_built_in): Use it.
19885 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19886 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19887 BUILT_IN_LGAMMAL_R): New.
19888 * doc/extend.texi: Document new builtins.
19890 PR middle-end/31796
19891 * builtins.c (do_mpfr_remquo): New.
19892 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19893 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19895 PR middle-end/30251
19896 * builtins.c (fold_builtin_1): Handle y0, y1.
19897 (fold_builtin_2): Handle yn.
19899 PR middle-end/30251
19900 * builtins.c (do_mpfr_bessel_n): New.
19901 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19902 (fold_builtin_2): Handle BUILT_IN_JN.
19904 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19907 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19908 TYPE_PRECISION (intmax_type_node).
19910 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19913 * reload.c (subst_reloads): Remove checking.
19915 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19917 PR rtl-optimization/31691
19918 * combine.c (simplify_set): Build a new src pattern instead of
19919 substituting its operands in the COMPARE case.
19921 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19923 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19924 (execute_vrp): Preserve loops through jump threading.
19925 * tree-ssa-threadupdate.c (thread_single_edge,
19926 dbds_continue_enumeration_p, determine_bb_domination_status,
19927 thread_through_loop_header): New functions.
19928 (create_edge_and_update_destination_phis,
19929 create_edge_and_update_destination_phis): Set loops for the new blocks.
19930 (prune_undesirable_thread_requests): Removed.
19931 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19933 (thread_block): Do not call prune_undesirable_thread_requests.
19935 (mark_threaded_blocks): Select edges to thread here.
19936 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19937 Thread edges through loop headers independently.
19938 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19939 * tree-pass.h (TODO_mark_first_instance): New.
19940 (first_pass_instance): Declare.
19941 * cfghooks.c (duplicate_block): Put the block to the original loop
19942 if copy is not specified.
19943 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19944 jump threading. Pass may_peel_loop_headers to
19945 thread_through_all_blocks according to first_pass_instance.
19946 * cfgloop.h (create_preheader): Declare.
19947 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19948 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19949 * passes.c (first_pass_instance): New variable.
19950 (next_pass_1): Set TODO_mark_first_instance.
19951 (execute_todo): Set first_pass_instance.
19953 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19955 PR tree-optimization/24659
19956 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19957 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19958 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19959 OTI_vec_pack_ufix_trunc.
19960 (vec_unpacks_float_hi_optab): Define new macro.
19961 (vec_unpacks_float_lo_optab): Ditto.
19962 (vec_unpacku_float_hi_optab): Ditto.
19963 (vec_unpacku_float_lo_optab): Ditto.
19964 (vec_pack_sfix_trunc_optab): Ditto.
19965 (vec_pack_ufix_trunc_optab): Ditto.
19966 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19967 and vec_pack_[s|u]fix_trunc_optab using
19968 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19969 * tree-vectorizer.c (supportable_widening_operation): Handle
19970 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19971 (supportable_narrowing_operation): New function.
19972 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19973 * tree-vect-transform.c (vectorizable_conversion): Handle
19974 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19975 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19976 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19977 to check for target support.
19978 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19979 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19980 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19981 for VEC_PACK_FIX_TRUNC_EXPR.
19982 (expand_binop): Special case mode of the result for
19983 vec_pack_[u|s]fix_trunc_optab.
19984 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19985 vec_pack_[u|s]fix_trunc_optab.
19987 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19988 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19989 * tree-pretty-print.c (dump_generic_node): Handle
19990 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19991 VEC_PACK_FIX_TRUNC_EXPR.
19993 * expr.c (expand_expr_real_1): Ditto.
19994 * tree-inline.c (estimate_num_insns_1): Ditto.
19995 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19997 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19998 (vec_unpacks_float_lo_v8hi): Ditto.
19999 (vec_unpacku_float_hi_v8hi): Ditto.
20000 (vec_unpacku_float_lo_v8hi): Ditto.
20001 (vec_unpacks_float_hi_v4si): Ditto.
20002 (vec_unpacks_float_lo_v4si): Ditto.
20003 (vec_pack_sfix_trunc_v2df): Ditto.
20005 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20007 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20008 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20009 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20010 [vec_pack_ufix_trunc]: Ditto.
20011 [vec_unpacks_float_hi]: Ditto.
20012 [vec_unpacks_float_lo]: Ditto.
20013 [vec_unpacku_float_hi]: Ditto.
20014 [vec_unpacku_float_lo]: Ditto.
20016 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20018 * soft-fp/README: Update for new files.
20019 * soft-fp/floattisf.c: New file.
20020 * soft-fp/floattidf.c: New file.
20021 * soft-fp/floattitf.c: New file.
20022 * soft-fp/floatuntisf.c: New file.
20023 * soft-fp/floatuntidf.c: New file.
20024 * soft-fp/floatuntitf.c: New file.
20025 * soft-fp/fixsfti.c: New file.
20026 * soft-fp/fixdfti.c: New file.
20027 * soft-fp/fixtfti.c: New file.
20028 * soft-fp/fixunssfti.c: New file.
20029 * soft-fp/fixunsdfti.c: New file.
20030 * soft-fp/fixunstfti.c: New file.
20031 * soft-fp/extendxftf.c: New file.
20032 * soft-fp/trunctfxf.c: New file.
20034 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20035 (__trunctfxf2): Ditto.
20037 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20038 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20039 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20040 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20041 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20042 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20044 * config/i386/t-fprules-softfp64: New file.
20045 * config/i386/sfp-machine.h: New file.
20046 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20047 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20048 and soft-fp/t-softfp to tmake_file.
20049 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20050 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20052 * config/i386/t-linux64 (softfp_wrap_start): New.
20053 (softfp_wrap_end): New.
20054 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20055 supported for TARGET_64BIT.
20057 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20059 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20060 c_common_unsigned_type behavior.
20062 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20064 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20067 2007-05-16 Eric Christopher <echristo@apple.com>
20069 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20070 saving after stack push. Set sp_offset whenever we push.
20071 (rs6000_emit_epilogue): Move altivec register restore before
20074 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20076 * configure.ac: Allow sysroots to be relocated under $prefix as
20077 well as $exec_prefix.
20078 * configure: Regenerate.
20080 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20084 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20086 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20087 (gcc_tooldir): Likewise.
20088 * configure: Regenerate.
20089 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20090 old configure.ac gcc_tooldir setting.
20091 (prefix_to_exec_prefix): New variable.
20092 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20093 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20095 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20097 * c-typeck.c (build_binary_op): Return early for error.
20099 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20101 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20102 struct nb_iter_bound.
20103 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20104 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20105 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20106 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20107 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20108 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20109 (del_scev_info): Use ggc_free.
20110 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20111 * loop-init.c: Include ggc.h.
20112 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20113 (loop_optimizer_finalize): Use ggc_free.
20114 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20115 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20116 pass_iv_optimize): Add TODO_ggc_collect.
20117 * function.h (struct function): Remove skip marker from
20119 * cfgloop.c: Include ggc.h.
20120 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20122 (establish_preds): Vector superloops is gc allocated.
20123 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20125 (flow_loops_find): Vector larray is gc allocated.
20126 (loop_exit_free): Use ggc_free.
20127 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20128 that head of exits list is now not a part of struct loop.
20129 (record_loop_exits): Allocate exits table in gc memory.
20130 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20131 that head of exits list is now not a part of struct loop.
20132 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20133 struct loop_exit): Add GTY marker.
20134 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20135 Add skip marker to aux field. Make head of exits list a separate
20137 (struct loops): Add GTY marker. Make larray vector gc allocated.
20138 Add param marker to exits table.
20139 (get_loops): Type changed.
20140 * Makefile.in (tree-scalar-evolution.o): Add
20141 gt-tree-scalar-evolution.h dependency.
20142 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20143 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20144 * basic-block.h (struct basic_block_def): Remove skip marker from
20147 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20149 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20150 of 0 in the call to expand_expr().
20151 (expand_builtin_mathfn_3): Ditto.
20152 (expand_builtin_interclass_mathfn): Ditto.
20153 (expand_builtin_cexpi): Ditto.
20154 (expand_builtin_int_roundingfn): Ditto.
20155 (expand_builtin_int_roundingfn_2): Ditto.
20156 (expand_builtin_pow): Ditto.
20157 (expand_builtin_powi): Ditto.
20158 (expand_builtin_bswap): Ditto.
20159 (expand_builtin_unop): Ditto.
20160 (expand_builtin_fabs): Ditto.
20161 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20162 the call to expand_expr().
20163 (expand_builtin_sync_operation): Ditto.
20164 (expand_builtin_compare_and_swap): Ditto.
20165 (expand_builtin_lock_test_and_set): Ditto.
20166 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20167 instead of 0 in the call to expand_expr().
20168 (expand_builtin_extract_return_addr): Ditto.
20169 (expand_builtin_eh_return): Ditto.
20170 (expand_eh_return): Ditto.
20171 * explow.c (expr_size): Ditto.
20172 * expr.c (optimize_bitfield_assignment_op): Ditto.
20173 (expand_assignement): Ditto.
20174 (store_expr): Ditto.
20175 (store_field): Ditto.
20176 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20177 the call to expand_expr().
20178 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20179 in the call to expand_expr().
20180 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20181 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20182 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20184 * optabs.c (expand_vec_shift_expr): Ditto.
20185 (expand_vec_cond_expr): Ditto.
20186 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20187 call to expand_expr().
20188 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20189 in the call to expand_expr().
20191 2007-05-14 Dave Korn <dave.korn@artimi.com>
20193 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20195 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20197 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20198 instead of c_common_unsigned_type.
20199 (c_common_unsigned_type): Remove.
20200 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20201 c_common_unsigned_type.
20202 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20203 c_common_unsigned_type.
20204 * c-common.h (c_common_unsigned_type): Remove.
20205 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20206 c_common_unsigned_type.
20207 * c-format.c (check_format_types): Use unsigned_type_for instead of
20208 c_common_unsigned_type.
20209 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20210 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20211 of c_common_unsigned_type.
20212 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20213 lang_hooks.types.unsigned_type.
20214 * expmed.c (make_tree): Use unsigned_type_for instead of
20215 lang_hooks.types.unsigned_type.
20216 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20217 lang_hooks.types.unsigned_type.
20218 (build_range_check): Likewise.
20219 (fold_unary): Likewise.
20220 (fold_binary): Likewise.
20221 (fold_ternary): Likewise.
20222 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20223 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20224 * tree.c (get_unsigned_type): New.
20225 (unsigned_type_for): Use get_unsigned_type instead of
20226 lang_hooks.types.unsigned_type.
20228 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20230 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20231 to m68k_get_function_kind. Update its prototype.
20232 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20234 (m68k_interrupt_function_p): Return enum m68k_function_type
20235 instead of bool. Rename to m68k_get_function_kind.
20236 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20237 target is not fido.
20238 (m68k_compute_frame_layout): Don't mark any register for save
20239 if an interrupt_thread attribute is specified.
20240 (m68k_hard_regno_rename_ok): Update a use of
20241 m68k_interrupt_function_p.
20242 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20243 m68k_interrupt_function_p.
20244 (m68k_function_type): New.
20245 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20246 for a function with an interrupt_thread attribute.
20247 * doc/extend.texi: Document the interrupt_thread attribute.
20249 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20251 Fix PR tree-optimization/31911
20252 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20253 if they didn't change the expression.
20255 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20257 * tree-scalar-evolution.c (resolve_mixers): Exported.
20258 * tree-scalar-evolution.h (resolve_mixers): Declare.
20259 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20260 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20261 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20262 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20263 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20264 strip_conversion, analyze_offset_expr, address_analysis,
20265 object_analysis, analyze_offset): Removed.
20266 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20267 split_constant_offset, canonicalize_base_object_address,
20268 object_address_invariant_in_loop_p, disjoint_objects_p,
20269 dr_may_alias_p, dr_address_invariant_p): New functions.
20270 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20271 and dr_analyze_alias.
20272 (initialize_data_dependence_relation): Use dr_may_alias_p
20273 and object_address_invariant_in_loop_p.
20274 (compute_self_dependence): Handle the case when
20275 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20276 (find_data_references_in_stmt): Restrict the analysis of data
20277 references to the given loop nest.
20278 (find_data_references_in_loop): Made static. Pass loop nest to
20279 find_data_references_in_stmt.
20280 (compute_data_dependences_for_loop): Use DR_VOPS.
20281 (free_data_ref): Free DR_VOPS.
20282 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20283 (struct innermost_loop_behavior): ... new.
20284 (struct base_object_info): Replaced by ...
20285 (struct indices): ... new.
20286 (struct dr_alias): New.
20287 (enum data_ref_type): Removed.
20288 (struct data_reference): Consist of struct innermost_loop_behavior,
20289 struct indices and struct dr_alias.
20290 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20291 (DR_MEMTAG): Renamed to ...
20292 (DR_SYMBOL_TAG): ... this.
20293 (find_data_references_in_loop): Declaration removed.
20294 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20295 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20296 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20297 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20299 2007-05-13 Revital Eres <eres@il.ibm.com>
20301 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20302 which walks virtual def-use chains to find redundant stores.
20303 (dse_optimize_stmt): Call it.
20305 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20307 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20308 * passes.c (init_optimization_passes): Move pass_jump_bypass
20311 * basic-block.h (bb_has_eh_pred): Fix style issue.
20313 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20315 PR rtl-optimization/31848
20316 * loop-invariant.c (move_invariant_reg): If we move an insn
20317 with a REG_EQUAL note, and that insn is not always executed,
20318 remove the REG_EQUAL note.
20320 2007-05-12 Richard Guenther <rguenther@suse.de>
20322 PR tree-optimization/31797
20323 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20324 propagate into a stmt that has volatile ops.
20326 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20328 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20329 (gcc_tooldir): Likewise.
20330 * configure: Regenerate.
20331 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20332 old configure.ac gcc_tooldir setting.
20333 (prefix_to_exec_prefix): New variable.
20334 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20335 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20337 2007-05-11 Silvius Rus <rus@google.com>
20339 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20340 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20341 * c-common.h (strict_aliasing_warning): Change return type.
20342 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20343 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20344 (build_c_cast): Condition call to strict_aliasing_warning.
20345 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20346 * flags.h (set_Wstrict_aliasing): Declare.
20347 * opts.c (set_Wstrict_alising): Define, add call to.
20348 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20349 * tree-ssa-alias-warnings.c: New file.
20350 * tree-ssa-alias.c (compute_may_aliases): Add call to
20351 strict_aliasing_warning_backend.
20353 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20355 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20356 Use loop_depth and loop_outer accessor functions.
20357 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20358 determine_invariantness_stmt, move_computations_stmt): Ditto.
20359 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20360 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20361 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20362 * tree-scalar-evolution.c (interpret_loop_phi,
20363 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20364 instantiate_parameters_1, scev_const_prop): Ditto.
20365 * cfghooks.c (make_forwarder_block): Ditto.
20366 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20367 * modulo-sched.c (loop_canon_p): Ditto.
20368 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20369 slpeel_can_duplicate_loop_p): Ditto.
20370 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20371 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20372 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20373 cancel_loop, verify_loop_structure): Ditto.
20374 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20375 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20376 superloops vector instead of "pred" array.
20377 (establish_preds): Take father loop as an argument. Initialize the
20379 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20380 Do not initialize loop->outer.
20381 (flow_loop_tree_node_remove): Truncate the superloops vector.
20382 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20383 "pred" merged to "superloops" vector.
20384 (loop_depth, loop_outer): New.
20385 (fel_init): Use loop_outer.
20387 2007-05-11 Jan Hubicka <jh@suse.cz>
20389 * cgraphunit.c: Include gt-cgraphunit.h
20390 (static_ctors, static_dtors): New static vars.
20391 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20392 based on implementation in c-common.c
20393 (cgraph_finalize_function): Call record_cdtor_fn.
20394 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20395 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20396 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20397 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20398 build_cdtor, c_build_cdtor_fns): Remove.
20399 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20400 c_build_cdtor_fns): Remove prototype.
20402 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20405 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20406 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20407 * builtins.c (fold_builtin_memchr): New.
20408 (expand_builtin_memchr): Call the latter.
20409 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20410 * doc/extend.texi ([Other built-in functions provided by GCC]):
20413 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20415 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20416 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20417 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20418 PFPO_OP1_TYPE_SHIFT): Constants added.
20419 (DFP_ALL): Mode macro defined.
20420 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20421 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20422 Insn definitions added.
20423 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20424 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20427 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20429 PR tree-optimization/31885
20430 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20431 NULL_TREE to be undetermined.
20432 (automatically_generated_chrec_p): Return false for NULL.
20434 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20436 * config/bfin/bfin.h (MOVE_RATIO): Define.
20438 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20440 * config.gcc (sparc-wrs-vxworks): New target.
20441 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20442 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20443 * config/sparc/sparc.h: Include vxworks-dummy.h.
20444 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20445 include LABEL_REFs too.
20446 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20447 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20449 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20451 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20452 (sparc_emit_call_insn): New function.
20453 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20454 functions when generating VxWorks PIC.
20455 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20456 (call, call_value): Use sparc_emit_call_insn instead of
20459 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20461 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20463 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20465 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20466 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20467 split_double instead of operand_subword.
20469 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20471 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20472 * config/bfin/bfin.c (bfin_local_alignment): New function.
20473 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20475 2007-05-08 Chao-ying Fu <fu@mips.com>
20477 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20478 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20479 (smsub_widen_optab, umsub_widen_optab): Define.
20480 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20482 * genopinit.c (optabs): Fill in smsub_widen_optab and
20484 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20485 and umsub_widen_optab to implement multiply-subtract sequences.
20486 * config/mips/mips.md (*msac<u>_di): Rename to...
20487 (<u>msubsidi4): ...this. Extend condition to include
20488 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20489 of operand 0 to "ka" and use the three-operand form of msub<u>
20491 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20494 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20496 PR rtl-optimization/28011
20497 * reload.c (push_reload): Set dont_share if IN appears in OUT
20498 also when IN is a PLUS rtx.
20499 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20502 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20504 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20505 call unshare_all_decls.
20506 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20507 (unshare_all_decls): Remove.
20509 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20512 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20515 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20516 Nigel Stephens <nigel@mips.com>
20518 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20519 Update comments and all uses.
20520 (MIN_FPRS_PER_FMT): Define.
20521 * config/mips/mips.c (function_arg): Fix to correctly handle
20522 the -mips32r2 -mfp64 -mabi=32 case.
20523 (override_options): Enable use of odd-numbered registers for
20524 SFmode values on MIPS32.
20525 (mips_save_reg_p): Save whole floating-point register pair if
20526 either half is used.
20527 (compute_frame_size): Fix comment.
20529 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20531 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20532 argument of type bool.
20533 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20534 argument. Safely select temporary P register according to it.
20535 (do_link): Change call site of add_to_reg accordingly.
20536 (do_unlink): Add epilogue_p as a fourth argument and pass it
20538 (expand_interrupt_handler_epilogue): Change call of do_unlink
20540 (bfin_expand_prologue): Add a third argument sibcall_p.
20541 * config/bfin/bfin.md (epilogue): Change call of
20542 bfin_expand_epilogue accordingly.
20543 (sibcall_epilogue): Likewise.
20544 (eh_return_internal): Likewise.
20546 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20547 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20548 * config/bfin/bfin.c (bfin_handle_option): Handle
20549 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20550 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20551 Support bf534, bf536 and bf561.
20552 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20554 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20557 * config/i386/i386.c (ix86_function_regparm): Process local
20558 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20560 2007-05-07 Mike Stump <mrs@apple.com>
20562 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20563 also checks for and while statements in C++.
20565 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20567 * gcc.c (at_file_supplied): New variable.
20568 (main): Set it if we expanded argv.
20569 (do_spec_1): Pass an @-file to the linker if we were called with
20570 an @-file argument and HAVE_GNU_LD.
20571 * collect2.c (at_file_supplied): New variable.
20572 (response_file): New variable.
20573 (collect_exit): Unlink response_file if necessary.
20574 (handler): Likewise.
20575 (do_wait): Likewise.
20576 (main): Set at_file_supplied if we expanded argv.
20577 (collect_execute): Pass an @-file to subprocesses if we were called
20578 with an @-file argument.
20579 * configure.ac: Add define for HAVE_GNU_LD.
20580 * configure: Regenerate.
20581 * config.in: Regenerate.
20583 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20585 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20586 operand to HI mode.
20591 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20593 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20594 (TARGET_ENCODE_SECTION_INFO): Re-define.
20595 (m32c_encode_section_info): New
20596 (function_vector_handler): New
20597 (current_function_special_page_vector): New
20598 (m32c_special_page_vector_p): New.
20599 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20601 * config/m32c/jump.md: Added instruction JSRS for functions
20602 with attribute "function_vector".
20603 * doc/extend.texi (function_vector): Added description
20604 for M16C, M32C targets.
20606 2007-05-07 DJ Delorie <dj@redhat.com>
20609 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20610 ashrpsi3, lshrpsi3): Update shift count constraint.
20612 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20613 Nathan Froyd <froydnj@codesourcery.com>
20616 * c-incpath.c (add_path): Strip trailing path separators.
20618 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20620 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20621 Free dominance info before purging EH edges.
20622 (eliminate_degenerate_phis): Likewise.
20623 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20625 2007-05-07 Jan Hubicka <jh@suse.cz>
20627 * gimplify.c (gimplify_expr): Do not crash when folding
20628 (void *)(int)&a + 4.
20630 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20633 * c-opts.c (lang_fortran): Make it non static.
20634 * c-common.h (lang_fortran): New prototype.
20635 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20636 -lang-fortran option was passed by the driver.
20638 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20640 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20641 of ASSERT_CHECKING. Tweak message.
20643 2007-05-06 Revital Eres <eres@il.ibm.com>
20646 * loop-unroll.c (insert_var_expansion_initialization):
20647 Initialize the expansions with -zero instead of +zero.
20649 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20651 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20652 into pic and non-pic versions. Mark r19 as used for
20653 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20654 for tgd_load, tld_load and tie_load .
20655 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20656 version of tgd_load, tld_load and tie_load depending on the
20659 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20660 Jakub Jelinek <jakub@redhat.com>
20662 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20663 (__do_global_dtors_aux): Use more paranoid loop to run
20664 destructors if HIDDEN_DTOR_LIST_END.
20665 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20667 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20669 * varasm.c (align_variable): Don't increase alignment for
20670 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20671 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20673 2007-05-04 Josh Conner <jconner@apple.com>
20675 * basic-block.h (cdi_direction): Assign values to all enumeration
20677 (dom_computed): Remove.
20678 (dom_info_state): New.
20679 (set_dom_info_availability): New.
20680 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20681 walk_data.dom_direction.
20682 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20683 instead of dom_computed[].
20684 (split_edge): Likewise.
20685 (create_basic_block): Likewise.
20686 (merge_blocks): Likewise.
20687 * ifcvt.c (find_if_header): Likewise.
20688 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20689 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20690 * tree-ssa.c (verify_ssa): Likewise.
20691 * tree-cfg.c (tree_verify_flow_info): Likewise.
20692 (remove_edge_and_dominated_blocks): Likewise.
20693 * dominance.c (dom_computed): Make static.
20694 (calc_dfs_tree_nonrec): Change third param to a bool.
20695 (calc_dfs_tree): Change second param to a bool.
20696 (calc_idioms): Change second param to a bool. Use
20697 dom_convert_dir_to_idx.
20698 (init_dom_info): Validate dir before using.
20699 (dom_convert_dir_to_idx): New.
20700 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20701 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20702 (free_dominance_info): Use dom_convert_dir_to_idx.
20703 (get_immediate_dominator): Likewise.
20704 (set_immediate_dominator): Likewise.
20705 (get_dominated_by): Likewise.
20706 (redirect_immediate_dominators): Likewise.
20707 (nearest_common_denominator): Likewise.
20708 (dominated_by_p): Likewise.
20709 (bb_dom_dfs_in): Likewise.
20710 (bb_dom_dfs_out): Likewise.
20711 (recount_dominator): Likewise.
20712 (iterate_fix_dominators): Likewise.
20713 (add_to_dominance_info): Likewise.
20714 (delete_from_dominance_info): Likewise.
20715 (first_dom_son): Likewise.
20716 (next_dom_son): Likewise.
20717 (dom_info_available_p): Likewise.
20718 (dom_info_state): New.
20719 (set_dom_info_availability): New.
20721 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20723 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20725 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20727 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20729 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20730 (subdi3, subdi_carry): Delete.
20732 2007-05-04 Jan Hubicka <jh@suse.cz>
20733 Richard Guenther <rguenther@suse.de>
20735 * opts.c (decode_options): Do not fiddle with inlining
20736 parameters in case of optimizing for size.
20737 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20738 for size do nothing.
20739 (cgraph_decide_inlining_of_small_function): When optimizing for
20740 size never inline functions increasing caller size.
20741 (cgraph_early_inlining): Inline for size when optimizing for size.
20743 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20745 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20746 logical operations piecewise.
20747 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20748 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20749 subdi_sesidi_di): Delete.
20750 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20751 the generated sequence. Allow three-reg add in constraints. Rewrite
20752 the rtl expression for carry to avoid zero_extend of a constant.
20753 (sub_with_carry): New pattern.
20754 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20755 different sequence not involving jumps.
20756 (notbi): Now a named pattern.
20758 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20760 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20761 Add the note about a significant loss of accuracy of some
20762 mathematical routines when these options are used.
20764 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20766 * haifa-sched.c (rtx_vec_t): New typedef.
20767 (contributes_to_priority_p): Extract piece of priority () into new
20769 (priority): Use the function. Add assertion.
20770 (rank_for_schedule, set_priorities): Add assertion to check that
20771 insn's priority is initialized.
20772 (clear_priorities, calc_priorities): Change signature. Make it update
20773 all relevant insns. Update all callers ('add_to_speculative_block ()'
20774 and 'create_block_check_twin ()').
20775 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20776 Add new field 'priority_status'.
20777 (INSN_PRIORITY_STATUS): New macro.
20778 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20780 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20782 * sched-ebb.c (debug_ebb_dependencies): New static function.
20783 (init_ready_list): Use it.
20785 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20786 with changed signature and 'debug_rgn_dependencies ()'.
20787 (debug_rgn_dependencies): New static function.
20788 (init_ready_list): Use it.
20790 * sched-int.h (debug_dependencies): Declare.
20792 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20794 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20796 2007-05-04 Dirk Mueller <dmueller@suse.de>
20798 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20800 2007-05-03 Jan Hubicka <jh@suse.cz>
20802 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20803 ((T1)X op (T1)Y), for pointer type in more cases than before.
20805 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20807 * tree-object-size.c (plus_expr_object_size): When operand size is
20808 unknown, return unknown.
20810 2007-05-03 Dirk Mueller <dmueller@suse.de>
20812 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20814 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20817 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20819 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20821 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20823 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20825 * config/soft-fp/double.h, config/soft-fp/extended.h,
20826 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20827 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20828 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20829 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20832 2007-05-03 Ian Lance Taylor <iant@google.com>
20834 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20835 MASK_PPC_GFXOPT for 8540 or 8548.
20837 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20839 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20840 vect_print_dump_info() to output debug information.
20842 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20845 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20846 operands of size 2 when operand is not MEM_P.
20848 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20850 PR tree-optimization/30565
20851 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20853 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20855 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20856 (umulsi3_highpart): Use them.
20857 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20858 for final accumulator to D regisster tranfser.
20860 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20862 PR tree-optimization/31699
20863 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20865 (vect_enhance_data_refs_alignment): Compute peel amount using
20866 TYPE_VECTOR_SUBPARTS instead of vf.
20867 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20869 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20872 * system.h: Remove inclusion of double-int.h
20873 * tree.h: Include double-int.h
20874 * gengtype.c: Likewise
20875 * cfgloop.h: Likewise
20876 * Makefile.in: Adjust dependencies on double-int.h
20878 2007-05-02 Eric Christopher <echristo@apple.com>
20880 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20881 -shared to -Zdynamiclib.
20883 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20886 * c-common.c (strip_pointer_or_array_types): New function.
20887 * c-common.h (strip_pointer_or_array_types): New function declaration.
20889 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20891 PR tree-optimization/31771
20892 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20894 2007-05-02 Paul Brook <paul@codesourcery.com>
20896 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20898 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20900 PR middle-end/29715
20901 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20904 2007-05-02 Nick Clifton <nickc@redhat.com>
20906 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20908 2007-05-02 Richard Guenther <rguenther@suse.de>
20910 PR tree-optimization/31146
20911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20912 argument, single_use_p. If we have a single use that is
20913 a conversion to the definition rhs type, propagate that rhs.
20914 (forward_propagate_addr_expr): Pass single_use_p argument
20915 to forward_propagate_addr_expr_1.
20917 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20919 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20922 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20924 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20925 'AMD Family 10 core'.
20927 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20929 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20930 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20931 with SSE3 instruction set support.
20932 * doc/invoke.texi: Likewise.
20934 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20936 * config/i386/i386.c (override_options): Tuning 32-byte loop
20937 alignment for amdfam10 architecture. Increasing the max loop
20938 alignment to 24 bytes.
20940 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20942 * config/m68k/constraints.md: New.
20943 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20944 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20945 EXTRA_CONSTRAINT): Remove.
20946 * config/m68k/m68k.md: Include constraints.md.
20947 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20949 2007-05-01 Ian Lance Taylor <iant@google.com>
20951 PR tree-optimization/31739
20952 * tree-vrp.c (vrp_val_is_max): New static function.
20953 (vrp_val_is_min): New static function.
20954 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20956 (set_value_range): Use vrp_val_is_{max,min}.
20957 (extract_range_from_assert): Likewise.
20958 (extract_range_from_binary_expr): Likewise.
20959 (extract_range_from_unary_expr): Likewise.
20960 (dump_value_range, vrp_meet): Likewise.
20961 (vrp_visit_phi_node): Likewise.
20962 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20964 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20966 * config/i386/gmon-sol2.c (size_t): New type.
20967 (intptr_t): Likewise.
20968 (s_textsize): Declare as size_t.
20970 (monstartup): Use size_t for sizes.
20971 (_mcount): Save and restore registers.
20972 (internal_mcount): Pass 0 as the first argument to monstartup
20974 (moncontrol): Convert pointer to appropriately sized integer
20975 before passing to profil.
20977 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20979 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20980 __NO_FPRS__, not just if _SOFT_DOUBLE.
20981 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20982 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20983 also for E500 double.
20984 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20985 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20988 2007-05-01 Richard Guenther <rguenther@suse.de>
20990 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20993 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20995 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20997 2007-05-01 Jan Hubicka <jh@suse.cz>
20999 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21002 2007-05-01 Jan Hubicka <jh@suse.cz>
21004 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21005 (maybe_fold_offset_to_reference): Declare.
21006 * fold-const.c (fold_unary): Do not fold
21007 (type *)&A into &A->field_of_type_and_offset_0
21008 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21009 size is unknown, give up.
21010 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21012 (maybe_fold_offset_to_reference): New.
21013 (maybe_fold_stmt_indirect): Use it.
21014 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21015 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21017 (gimplify_expr): Likewise for plus_expr.
21019 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21021 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21022 bsi_after_labels. Always insert statements before bsi.
21023 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21024 * predict.c (apply_return_prediction): Check for empty blocks.
21025 * cfgexpand.c (lab_rtx_for_bb): New variable.
21026 (label_rtx_for_bb): Do not create new tree labels.
21027 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21028 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21029 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21031 (label_for_bb): Add field used.
21032 (update_eh_label, main_block_label): Mark the label used.
21033 (cleanup_dead_labels): Remove unused labels.
21035 2007-05-01 Richard Guenther <rguenther@suse.de>
21037 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21038 if it is not about to be set.
21039 (get_value_range): Do not pre-allocate equiv bitmap.
21040 (update_value_range): No need to clear equiv field.
21041 (add_equivalence): Change prototype to get bitmap pointer.
21042 Allocate bitmap here if it is not already.
21043 (extract_range_from_assert): Do not allocate bitmap here.
21044 Update callers to add_equivalence.
21045 (extract_range_from_ssa_name): Likewise.
21046 (get_vr_for_comparison): New static helper.
21047 (compare_name_with_value): Handle NULL equiv bitmap by
21048 peeling the first iteration of the comparison loop.
21049 Use get_vr_for_comparison.
21050 (compare_names): Handle NULL equiv bitmaps by using fake
21051 ones. Use get_vr_for_comparison.
21053 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21055 * double-int.c (mpz_set_double_int): Moved from
21056 tree-ssa-loop-niter.c.
21057 (mpz_get_double_int): Likewise; also, add option to wrap
21058 out-of-range integers.
21059 * double-int.h: New prototypes for above.
21060 * tree.c (get_static_type_bounds): Moved from
21061 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21062 TYPE_MAX_VALUE if they exist..
21063 * tree.h: New prototype for above.
21064 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21065 get_type_bounds calls.
21066 (mpz_set_double_int): Move to double-int.c.
21067 (get_type_bounds): Move to tree.c, rename to
21068 get_static_type_bounds.
21069 (mpz_to_double_int): Move to double-int.c, rename to
21070 mpz_get_double_int.
21072 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21074 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21075 DIV0 exception can fall through to a normal return.
21077 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21079 PR middle-end/22156
21080 Temporarily revert:
21081 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21082 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21083 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21084 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21085 initialize align to silence bogus warning.
21086 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21087 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21089 (struct sra_walk_fns): Remove use_all parameter from use.
21090 (sra_hash_tree): Handle BIT_FIELD_REFs.
21091 (sra_elt_hash): Don't hash bitfld blocks.
21092 (sra_elt_eq): Skip them in parent compares as well. Handle
21094 (sra_walk_expr): Don't maintain or pass down use_all_p.
21095 (scan_use): Remove use_all parameter.
21096 (scalarize_use): Likewise. Re-expand assignment to
21097 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21098 output, and re-scalarize after output. Don't mark anything
21100 (scalarize_ldst): Adjust.
21101 (scalarize_walk_gimple_modify_statement): Likewise.
21102 (build_element_name_1): Handle BIT_FIELD_REFs.
21103 (instantiate_element): Don't warn for any element whose parent
21104 is used as a whole.
21105 (instantiate_missing_elements_1): Return the sra_elt.
21106 (canon_type_for_field): New.
21107 (try_instantiate_multiple_fields): New.
21108 (instantiate_missing_elemnts): Use them.
21109 (mark_no_warning): Removed.
21110 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21111 (REPLDUP, sra_build_elt_assignment): New.
21112 (generate_copy_inout): Use them.
21113 (generate_element_copy): Likewise. Handle bitfld differences.
21114 (generate_element_zero): Don't recurse for blocks. Use
21115 sra_build_elt_assignment.
21116 (generate_one_element_int): Take elt instead of var. Use
21117 sra_build_elt_assignment.
21118 (generate_element_init_1): Adjust.
21119 (scalarize_use, scalarize_copy): Use REPLDUP.
21120 (scalarize_ldst): Move assert before dereference.
21121 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21123 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21126 * tree.c (reconstruct_complex_type): Reconstruct a reference
21128 Also use the same mode for the pointer as the old pointer type.
21130 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21132 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21135 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21137 PR rtl-optimization/31676
21138 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21139 (df_refs_record): Call it.
21141 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21143 * rtl.def (SS_ABS): New code.
21144 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21145 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21146 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21147 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21148 (bfin_init_builtins): Define them.
21149 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21150 (bfin_expand_builtin): ... and handle the others here.
21151 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21152 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21153 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21154 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21155 operand is only HImode.
21157 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21159 * regclass.c (scan_one_insn): Remove splitting of
21162 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21163 Nigel Stephens <nigel@mips.com>
21165 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21167 2007-04-28 Jan Hubicka <jh@suse.cz>
21169 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21170 insn_locators_alloc instead of insn_locators_initialize;
21171 call reset_block_changes.
21172 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21173 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21174 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21175 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21176 * config/score/score.c (th_output_mi_thunk): Likewise.
21177 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21178 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21179 tolerate uninitialized locator info.
21182 * function.c (init_function_start): Don't init line number info.
21183 (expand_function_end): Update.
21184 (reset_block_changes, record_block_change, finalize_block_changes,
21185 check_block_change, free_block_changes): Kill.
21186 * function.h (reset_block_changes, record_block_change,
21187 finalize_block_changes, check_block_change, free_block_changes):
21189 (struct function): Remove ib_boundaries_block.
21190 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21191 Use curr_insn_locator to initialize locator.
21192 (emit_line_note): Remove.
21193 * cfgexpand.c (expand_gimple_cond_expr): Update.
21194 (construct_exit_block): Likewise.
21195 (tree_expand_cfg): Initialize/finalize locators.
21196 * expr.c (expand_expr_real): Update.
21197 * cfglayout.c (line_locators_locs, line_locators_lines,
21198 file_locators_locs, file_locators_files): Remove.
21199 (set_block_levels): Move to cfgexpand.c.
21200 (insn_locators_initialize): Remove.
21201 (pass_insn_locators_initialize): Remove.
21202 (locations_locators_locs, locations_locators_vals): New static vars.
21203 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21205 (insn_locators_alloc, insn_locators_finalize,
21206 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21208 (locator_location): New.
21209 (locator_line, locator_file): Rewrite.
21210 * rtl.h (emit_line_note): Kill.
21211 (insn_locators_alloc, insn_locators_finalize,
21212 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21214 * tree-inline.c (initialize_cfun): Do not initialize
21215 ib_boundaries_block.
21216 * passes.c (pass_insn_locators_initialize): Remove.
21218 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21220 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21221 info. Update last_basic_block correctly.
21223 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21226 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21227 register itself to hold the offset constant. Tell flow the use
21228 of r4 and r5 when they are used.
21230 2007-04-27 Richard Guenther <rguenther@suse.de>
21232 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21233 if we simplified anything.
21234 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21235 warnings until we did a simplification and the stmt was not
21236 marked as TREE_NO_WARNING.
21238 2007-04-27 Mike Stump <mrs@apple.com>
21240 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21242 2007-04-27 Ian Lance Taylor <iant@google.com>
21244 PR middle-end/31710
21245 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21246 TYPE_MAX_VALUE exist, convert them to the new type.
21248 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21250 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21251 if it claims to be available.
21252 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21253 edge is redirected.
21254 (perform_tree_ssa_dce): Always free postdominators.
21256 2007-04-27 Richard Henderson <rth@redhat.com>
21258 * config/alpha/predicates.md (aligned_memory_operand): Mark
21259 as define_special_predicate.
21260 (unaligned_memory_operand, normal_memory_operand): Likewise.
21261 (reg_or_unaligned_mem_operand): Remove.
21262 (any_memory_operand): Match the documentation and check for
21263 non-renumbered pseudos during reload.
21264 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21265 alpha_secondary_reload_class, update to new interface, make static.
21266 Handle CQImode like HImode. Remove FP subreg check.
21267 (alpha_expand_mov): Use replace_equiv_address.
21268 (alpha_expand_mov_nobwx): Use any_memory_operand.
21269 (TARGET_SECONDARY_RELOAD): New.
21270 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21271 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21272 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21273 * config/alpha/alpha.md: ... here.
21274 (RELOAD12, reloadmode): New.
21276 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21277 Don't handle the aligned case here.
21278 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21279 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21280 reload_inhi_help. Don't expect a scratch register.
21281 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21283 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21285 2007-04-27 Richard Guenther <rguenther@suse.de>
21287 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21289 2007-04-27 Richard Guenther <rguenther@suse.de>
21291 PR tree-optimization/30965
21292 PR tree-optimization/30978
21293 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21294 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21295 (find_equivalent_equality_comparison): Likewise.
21296 (simplify_cond): Likewise.
21297 (get_prop_source_stmt): New helper.
21298 (get_prop_dest_stmt): Likewise.
21299 (can_propagate_from): Likewise.
21300 (remove_prop_source_from_use): Likewise.
21301 (combine_cond_expr_cond): Likewise.
21302 (forward_propagate_comparison): New function.
21303 (forward_propagate_into_cond): Rewrite to use fold for
21305 (tree_ssa_forward_propagate_single_use_vars): Call
21306 forward_propagate_comparison to propagate comparisons.
21308 2007-04-27 Richard Guenther <rguenther@suse.de>
21310 PR tree-optimization/31715
21311 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21312 sure to do computation on the offset in an appropriate
21315 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21317 * reload.h (elimination_target_reg_p): Declare.
21318 * reload.c (find_reloads): Don't apply the reg_rtx move
21319 optimization if the SET_DEST satisfies elimination_target_reg_p.
21320 * reload1.c (elimination_target_reg_p): New function.
21321 (gen_reload): In the move/add2 fallback, make sure that op0
21322 does not overlap the destination register.
21324 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21326 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21327 transform only GIMPLE_MODIFY_STMTs.
21328 * tree-complex.c (expand_complex_operations_1): Ditto.
21329 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21330 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21331 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21333 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21334 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21335 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21336 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21337 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21338 slpeel_add_loop_guard): Ditto.
21339 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21340 * lambda-code.c (perfect_nestify): Ditto.
21341 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21342 before the first statement.
21343 * tree-optimize.c (execute_free_datastructures): Fix comments.
21344 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21345 * tree-flow.h (disband_implicit_edges): Declaration removed.
21346 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21348 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21349 COND_EXPRs without gotos.
21350 (disband_implicit_edges, has_label_p): Removed.
21351 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21352 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21354 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21356 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21357 also for COND_EXPRs.
21358 * cfgexpand.c (label_rtx_for_bb): New function.
21359 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21360 Use label_rtx_for_bb to find the labels.
21361 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21362 last block. Detect fallthru edges.
21364 2007-04-26 Ian Lance Taylor <iant@google.com>
21367 * reload.c (find_reloads_subreg_address): If the address was valid
21368 in the original mode but not in the new mode, reload the whole
21371 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21373 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21374 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21375 (cleanup_control_expr_graph): Do not invalidate dominance info.
21376 Record altered blocks.
21377 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21378 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21379 cleanup_tree_cfg_bb): New functions.
21380 (remove_forwarder_block): Do not maintain the worklist of blocks.
21381 Record altered blocks.
21382 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21383 not over whole cfg.
21384 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21385 delete_unreachable_blocks if dominators are not available.
21386 * tree-inline.c (optimize_inline_calls): Free dominance information
21388 * tree-flow.h (remove_edge_and_dominated_blocks,
21389 cfgcleanup_altered_bbs): Altered.
21390 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21392 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21394 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21395 do not invalidate dominators.
21397 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21399 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21400 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21401 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21402 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21404 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21406 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21408 2007-04-26 Richard Guenther <rguenther@suse.de>
21410 PR tree-optimization/31703
21411 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21412 the right type for the target of the bittest.
21414 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21416 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21417 ix86_sol10_return_in_memory.
21419 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21421 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21424 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21427 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21429 PR tree-optimization/30558
21430 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21431 clear this_state.prev_try.
21433 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21434 Mark Mitchell <mark@codesourcery.com>
21436 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21437 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21438 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21440 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21443 * doc/invoke.texi (%:print-asm-header): Document.
21444 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21446 (static_spec_functions): Add print-asm-header.
21447 (main): Print a banner before the --target-help linker options.
21448 (print_asm_header_spec_function): New function.
21450 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21453 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21454 (movsf_ie): Likewise.
21456 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21458 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21460 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21462 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21463 exception for divide-by-zero.
21464 (__umodsi3, __modsi3): Likewise.
21466 2007-04-25 Dirk Mueller <dmueller@suse.de>
21468 * c-typeck.c (build_compound_expr): Annotate warning()
21469 call with OPT_Wunused_value.
21470 * tree-ssa.c (warn_uninit): Annotate warning with
21472 * c-common.c (handle_sentinel_attribute): Annotate warning
21473 call with OPT_Wattributes.
21475 2007-04-25 Thiemo Seufer <ths@mips.com>
21477 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21478 (mips16): Fix typo.
21479 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21480 on to the assembler. Improve handling of -mno-mips16. Add handling
21481 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21482 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21483 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21484 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21486 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21489 * config/i386/winnt.c (i386_pe_file_end): Strip only
21490 USER_LABEL_PREFIX when writing export name.
21492 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21494 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21495 sh/elf.h, vx-common.h and vxworks.h.
21496 * config/sh/sh.h: Include config/vxworks-dummy.h.
21497 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21498 (OVERRIDE_OPTIONS): Use it.
21499 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21500 (vxworks_picreg): New pattern.
21501 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21502 VXWORKS_OS_CPP_BUILTINS.
21503 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21504 to their VXWORKS_* equivalents.
21505 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21506 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21507 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21508 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21509 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21510 -mrtp/-fPIC multilibs.
21511 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21512 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21513 (MULTILIB_OSDIRNAMES): Delete.
21515 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21518 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21520 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21522 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21523 rounding mode to be specified by the caller.
21524 (real_to_mpfr) Likewise.
21525 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21526 include new arguments.
21527 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21529 2007-04-24 Ian Lance Taylor <iant@google.com>
21531 PR tree-optimization/31605
21532 * tree-vrp.c (set_value_range): Check that min and max are not
21533 both overflow infinities.
21534 (set_value_range_to_value): New static function.
21535 (extract_range_from_binary_expr): Call set_value_range_to_value.
21536 (extract_range_from_cond_expr): Likewise.
21537 (extract_range_from_expr): Likewise.
21538 (extract_range_from_unary_expr): Likewise. Don't create a range
21539 which overflows on both sides.
21540 (vrp_meet): Check for a useless range.
21541 (vrp_visit_phi_node): If we see a constant which looks like an
21542 overflow infinity, turn off the TREE_OVERFLOW flag.
21544 2007-04-24 Ian Lance Taylor <iant@google.com>
21546 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21548 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21550 PR diagnostic/25923
21551 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21552 diagnostic message is being built.
21553 * tree-pretty-print.c (dump_generic_node): Only write the
21554 formatted text into BUFFER's stream if we are not building a
21555 diagnostic message.
21556 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21558 * Makefile.in (toplev.o): Depend on tree-pass.h.
21560 2007-04-24 Ian Lance Taylor <iant@google.com>
21562 PR tree-optimization/31602
21563 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21564 conditionals in the copied loop header.
21565 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21566 warnings if TREE_NO_WARNING is set.
21567 * doc/invoke.texi (Warning Options): Clarify that
21568 -Wstrict-overflow does not warn about loops.
21570 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21572 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21573 expand on the comment about _Decimal128 arguments and check the
21574 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21575 that _Decimal128 argument uses even/odd register pair.
21576 (function_arg): Ditto.
21578 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21580 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21581 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21583 2007-04-24 Richard Guenther <rguenther@suse.de>
21584 Olga Golovanevsky <olga@il.ibm.com>
21586 * fold-const.c (multiple_of_p): Check for bottom
21589 2007-04-24 Richard Henderson <rth@redhat.com>
21591 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21592 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21593 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21594 looking for non-zero bits shifted out. Avoid a recursive call
21595 when constructing the scalar.
21596 (__floatundisf): Likewise.
21598 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21600 * dwarf2out.c (field_byte_offset): Move the existing logic
21601 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21602 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21604 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21607 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21608 length argument of 0 for memset.
21609 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21610 unsigned shift instead of the signed variant.
21612 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21614 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21615 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21616 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21617 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21618 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21619 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21620 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21621 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21622 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21623 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21624 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21625 "mul<mode>3", "div<mode>3"): Insn definitions added.
21626 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21627 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21628 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21629 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21630 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21631 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21632 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21633 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21634 TARGET_FLOAT_FORMAT): Macro definitions removed.
21635 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21636 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21637 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21638 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21639 (s390_gen_rtx_const_DI): Function removed.
21640 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21642 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21644 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21645 over an external ffs function.
21647 2007-04-24 Chao-ying Fu <fu@mips.com>
21648 Richard Sandiford <richard@nildram.co.uk>
21650 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21651 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21652 (smadd_widen_optab, umadd_widen_optab): Define.
21653 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21655 * genopinit.c (optabs): Fill in smadd_widen_optab and
21657 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21658 and umadd_widen_optab to implement multiply-add sequences.
21659 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21660 (<u>maddsidi4): ...this. Extend condition to include
21661 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21662 of operand 0 to "ka" and use the three-operand form of madd<u>
21664 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21666 * config/mips/constraints.md (ka): New register constraint.
21668 2007-04-24 Jan Hubicka <j@suse.cz>
21672 2007-04-23 Jan Hubicka <jh@suse.cz>
21673 * function.c (init_function_start): Don't init line number info.
21674 (expand_function_end): Update.
21675 (reset_block_changes, record_block_change, finalize_block_changes,
21676 check_block_change, free_block_changes): Kill.
21677 * function.h (reset_block_changes, record_block_change,
21678 finalize_block_changes, check_block_change, free_block_changes):
21680 (struct function): Remove ib_boundaries_block.
21681 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21682 Use curr_insn_locator to initialize locator.
21683 (emit_line_note): Remove.
21684 * cfgexpand.c (expand_gimple_cond_expr): Update.
21685 (construct_exit_block): Likewise.
21686 (tree_expand_cfg): Initialize/finalize locators.
21687 * expr.c (expand_expr_real): Update.
21688 * cfglayout.c (line_locators_locs, line_locators_lines,
21689 file_locators_locs, file_locators_files): Remove.
21690 (set_block_levels): Move to cfgexpand.c.
21691 (insn_locators_initialize): Remove.
21692 (pass_insn_locators_initialize): Remove.
21693 (locations_locators_locs, locations_locators_vals): New static vars.
21694 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21696 (insn_locators_alloc, insn_locators_finalize,
21697 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21699 (locator_location): New.
21700 (locator_line, locator_file): Rewrite.
21701 * rtl.h (emit_line_note): Kill.
21702 (insn_locators_alloc, insn_locators_finalize,
21703 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21705 * tree-inline.c (initialize_cfun): Do not initialize
21706 ib_boundaries_block.
21707 * passes.c (pass_insn_locators_initialize): Remove.
21709 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21711 * doc/invoke.texi: Removed leading '-' from option index entries.
21713 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21715 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21717 (create_phi_node): Use set_phi_nodes.
21718 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21719 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21720 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21721 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21722 (bsi_start, bsi_last): Use bb_stmt_list.
21723 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21724 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21725 Traverse the statements using tsi iterator.
21726 * basic-block.h (struct basic_block_def): Fields stmt_list
21727 and phi_nodes moved to ...
21728 (struct tree_bb_info): ... new structure.
21729 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21730 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21731 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21732 (tree_verify_flow_info): Verify that il.tree is not set for
21733 entry and exit block.
21734 (tree_split_block): Use set_bb_stmt_list.
21736 2007-04-23 Mike Stump <mrs@apple.com>
21738 * config/i386/i386.c (ix86_tune_features
21739 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21742 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21744 * config/i386/i386.md (prefix_extra): New attribute.
21745 (length): Add prefix_extra.
21747 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21748 (sse2_movntv2di): Likewise.
21749 (sse2_cvtps2dq): Likewise.
21750 (sse2_cvtpd2pi): Likewise.
21751 (sse2_cvttpd2pi): Likewise.
21752 (*sse2_cvtpd2ps): Likewise.
21753 (*add<mode>3): Likewise.
21754 (sse2_ssadd<mode>3): Likewise.
21755 (sse2_usadd<mode>3): Likewise.
21756 (*sub<mode>3): Likewise.
21757 (sse2_sssub<mode>3): Likewise.
21758 (sse2_ussub<mode>3): Likewise.
21759 (*mulv8hi3): Likewise.
21760 (*smulv8hi3_highpart): Likewise.
21761 (*umulv8hi3_highpart): Likewise.
21762 (sse2_umulv2siv2di3): Likewise.
21763 (sse2_pmaddwd): Likewise.
21764 (ashr<mode>3): Likewise.
21765 (lshr<mode>3): Likewise.
21766 (ashl<mode>3): Likewise.
21767 (sse2_ashlti3): Likewise.
21768 (sse2_lshrti3): Likewise.
21769 (*umaxv16qi3): Likewise.
21770 (*smaxv8hi3): Likewise.
21771 (*uminv16qi3): Likewise.
21772 (*sminv8hi3): Likewise.
21773 (sse2_eq<mode>3): Likewise.
21774 (sse2_gt<mode>3): Likewise.
21775 (*and<mode>3): Likewise.
21776 (sse2_nand<mode>3): Likewise.
21777 (*ior<mode>3): Likewise.
21778 (*xor<mode>3): Likewise.
21779 (sse2_packsswb): Likewise.
21780 (sse2_packssdw): Likewise.
21781 (sse2_packuswb): Likewise.
21782 (sse2_punpckhbw): Likewise.
21783 (sse2_punpcklbw): Likewise.
21784 (sse2_punpckhwd): Likewise.
21785 (sse2_punpcklwd): Likewise.
21786 (sse2_punpckhdq): Likewise.
21787 (sse2_punpckldq): Likewise.
21788 (sse2_punpckhqdq): Likewise.
21789 (sse2_punpcklqdq): Likewise.
21790 (*sse2_pinsrw): Likewise.
21791 (*sse2_pextrw): Likewise.
21792 (sse2_pshufd_1): Likewise.
21793 (sse2_uavgv16qi3): Likewise.
21794 (sse2_uavgv8hi3): Likewise.
21795 (sse2_psadbw): Likewise.
21796 (sse2_pmovmskb): Likewise.
21797 (*sse2_maskmovdqu): Likewise.
21798 (*sse2_maskmovdqu_rex64): Likewise.
21799 (sse4a_extrqi): Likewise.
21800 (sse4a_extrq): Likewise.
21801 (sse3_lddqu): Set prefix_rep.
21802 (sse3_addsubv4sf3): Likewise.
21803 (sse3_haddv4sf3): Likewise.
21804 (sse3_hsubv4sf3): Likewise.
21805 (sse_cvtss2si): Likewise.
21806 (sse_cvtss2si_2): Likewise.
21807 (sse_cvtss2siq): Likewise.
21808 (sse_cvtss2siq_2): Likewise.
21809 (sse_cvttss2si): Likewise.
21810 (sse_cvttss2siq): Likewise.
21811 (sse2_cvttps2dq): Likewise.
21812 (sse3_movshdup): Likewise.
21813 (sse3_movsldup): Likewise.
21814 (sse2_cvtsd2si): Likewise.
21815 (sse2_cvtsd2si_2): Likewise.
21816 (sse2_cvtsd2siq): Likewise.
21817 (sse2_cvtsd2siq_2): Likewise.
21818 (sse2_cvttsd2si): Likewise.
21819 (sse2_cvttsd2siq): Likewise.
21820 (*sse2_cvtpd2dq): Likewise.
21821 (*sse2_cvttpd2dq): Likewise.
21822 (sse2_pshuflw_1): Likewise.
21823 (sse2_pshufhw_1): Likewise.
21824 (sse4a_insertqi): Likewise.
21825 (sse4a_insertq): Likewise.
21826 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21827 (ssse3_phadddv4si3): Likewise.
21828 (ssse3_phaddswv8hi3): Likewise.
21829 (ssse3_phsubwv8hi3): Likewise.
21830 (ssse3_phsubdv4si3): Likewise.
21831 (ssse3_phsubswv8hi3): Likewise.
21832 (ssse3_pmaddubswv8hi3): Likewise.
21833 (ssse3_pmulhrswv8hi3): Likewise.
21834 (ssse3_pshufbv16qi3): Likewise.
21835 (ssse3_psign<mode>3): Likewise.
21836 (ssse3_palignrti): Likewise.
21837 (abs<mode>2): Likewise.
21838 (ssse3_phaddwv4hi3): Set prefix_extra.
21839 (ssse3_phadddv2si3): Likewise.
21840 (ssse3_phaddswv4hi3): Likewise.
21841 (ssse3_phsubwv4hi3): Likewise.
21842 (ssse3_phsubdv2si3): Likewise.
21843 (ssse3_phsubswv4hi3): Likewise.
21844 (ssse3_pmaddubswv4hi3): Likewise.
21845 (ssse3_pmulhrswv4hi3): Likewise.
21846 (ssse3_pshufbv8qi3): Likewise.
21847 (ssse3_psign<mode>3): Likewise.
21848 (ssse3_palignrdi): Likewise.
21849 (abs<mode>2): Likewise.
21850 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21851 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21852 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21854 2007-04-23 Nick Clifton <nickc@redhat.com>
21856 * params.def: Fix formatting of emacs local variables.
21858 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21860 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21861 move if inter-unit move isn't allowed.
21862 Don't split moving the first element of V2DI to DI to inter-unit
21863 move if inter-unit move isn't allowed.
21865 2007-04-23 Richard Guenther <rguenther@suse.de>
21867 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21868 and CDI_POST_DOMINATORS separately.
21870 2007-04-23 Nick Clifton <nickc@redhat.com>
21872 * c.opt (Wformat-contains-nul): Add warning attribute.
21874 2007-04-23 Jan Hubicka <jh@suse.cz>
21876 * function.c (init_function_start): Don't init line number info.
21877 (expand_function_end): Update.
21878 (reset_block_changes, record_block_change, finalize_block_changes,
21879 check_block_change, free_block_changes): Kill.
21880 * function.h (reset_block_changes, record_block_change,
21881 finalize_block_changes, check_block_change, free_block_changes):
21883 (struct function): Remove ib_boundaries_block.
21884 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21885 Use curr_insn_locator to initialize locator.
21886 (emit_line_note): Remove.
21887 * cfgexpand.c (expand_gimple_cond_expr): Update.
21888 (construct_exit_block): Likewise.
21889 (tree_expand_cfg): Initialize/finalize locators.
21890 * expr.c (expand_expr_real): Update.
21891 * cfglayout.c (line_locators_locs, line_locators_lines,
21892 file_locators_locs, file_locators_files): Remove.
21893 (set_block_levels): Move to cfgexpand.c.
21894 (insn_locators_initialize): Remove.
21895 (pass_insn_locators_initialize): Remove.
21896 (locations_locators_locs, locations_locators_vals): New static vars.
21897 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21899 (insn_locators_alloc, insn_locators_finalize,
21900 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21902 (locator_location): New.
21903 (locator_line, locator_file): Rewrite.
21904 * rtl.h (emit_line_note): Kill.
21905 (insn_locators_alloc, insn_locators_finalize,
21906 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21908 * tree-inline.c (initialize_cfun): Do not initialize
21909 ib_boundaries_block.
21910 * passes.c (pass_insn_locators_initialize): Remove.
21912 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21914 PR middle-end/31448
21915 * expr.c (reduce_to_bit_field_precision): Handle
21918 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21920 PR tree-optimization/24659
21921 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21922 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21923 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21924 * genopinit.c (optabs): Rename vec_pack_mod_optab
21925 to vec_pack_trunc_optab.
21926 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21927 early for scalar floating point operands for NOP_EXPR.
21928 (vectorizable_type_promotion): Ditto.
21929 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21930 vec_pack_trunc_optab.
21931 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21933 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21934 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21935 Rename from VEC_PACK_MOD_EXPR.
21936 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21937 * expr.c (expand_expr_real_1): Ditto.
21938 * tree-inline.c (estimate_num_insns_1): Ditto.
21939 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21941 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21942 (vec_unpacks_lo_v4sf): Ditto.
21943 (vec_pack_trunc_v2df): Ditto.
21944 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21945 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21946 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21948 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21950 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21952 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21953 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21954 packing of floating point operands.
21955 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21956 represent unpacking of floating point operands.
21957 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21958 [vec_unpacks_hi]: Ditto.
21959 [vec_unpacks_lo]: Ditto.
21961 2007-04-22 Jan Hubicka <jh@suse.cz>
21963 * final.c (rest_of_handle_final): Call
21964 targetm.asm_out.constructor/targetm.asm_out.destructor
21965 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21966 proper priority via decl_*_priority_insert.
21967 * c-common.c (c_expand_body): Likewise.
21969 2007-04-22 Richard Guenther <rguenther@suse.de>
21971 PR tree-optimization/29789
21972 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21973 (rewrite_reciprocal): New helper split out from
21974 determine_invariantness_stmt.
21975 (rewrite_bittest): Likewise.
21976 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21977 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21980 2007-04-22 Revital Eres <eres@il.ibm.com>
21982 * loop-unroll.c (var_to_expand): New field to support also
21983 insns of the form x = something + x.
21984 (analyze_insn_to_expand_var): Use it.
21985 (expand_var_during_unrolling): Likewise.
21987 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21989 * predict.c: Include pointer-set.h.
21990 (bb_predictions): New variable.
21991 (tree_predicted_by_p, tree_predict_edge,
21992 remove_predictions_associated_with_edge): Use bb_predictions map
21993 instead of bb->predictions.
21994 (clear_bb_predictions, assert_is_empty): New functions.
21995 (combine_predictions_for_bb): Use bb_predictions map. Call
21996 clear_bb_predictions.
21997 (tree_estimate_probability): Create and free bb_predictions map.
21998 * Makefile.in (predict.o): Add pointer-set.h dependency.
21999 * basic-block.h (struct basic_block_def): Remove predictions
22001 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22003 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22006 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22009 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22011 * timevar.c (timevar_print): Change reference of --disable-checking to
22012 --enable-checking=release. Also warn if assert checking is disabled.
22014 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22017 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22018 decl as addressable if the compound literal was marked as
22020 Mark the decl as a gimple register if it is a complex or
22021 vector decl and does not live in memory.
22023 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22025 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22026 (GENERIC_NEXT): New function macro.
22027 (PHI_CHAIN): Use phi_node's new chain variable.
22028 (tree_phi_node): Change tree_common to tree_base
22029 and add the chain field.
22030 * tree-phinodes.c (make_phi_node): Don't set
22031 TREE_TYPE on the new node.
22032 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22033 instead of checking GIMPLE_TUPLE_P in chain_next.
22034 * tree-vect-transform.c
22035 (get_initial_def_for_induction): Look at
22036 PHI_RESULT_TREE for the type of the phi node.
22037 (update_vuses_to_preheader): Use PHI_CHAIN
22038 instead of TREE_CHAIN on the phi node.
22039 * tree-ssa-structalias.c (compute_points_to_sets):
22041 (ipa_pta_execute): Likewise.
22043 2007-04-21 Richard Guenther <rguenther@suse.de>
22045 PR middle-end/31136
22046 * fold-const.c (fold_unary): Call fold_convert_const on the
22049 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22051 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22052 (store_killed_in_pat): New.
22054 2007-04-20 Richard Henderson <rth@redhat.com>
22057 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22058 TREE_LIST with a void_type_node value, not void_list_node exactly.
22060 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22062 * doc/standards.texi: Re-arrange into language-specific
22063 subsections. Add a C++ section, documenting which standards we
22066 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22068 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22069 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22071 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22073 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22074 ecrti.o and crtbegin.o.
22075 (LIB_DEFAULT_SPEC): Include -lc.
22076 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22078 2007-04-20 Richard Henderson <rth@redhat.com>
22081 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22082 argument; update all callers.
22083 (get_unaligned_offset): New.
22084 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22085 get_unaligned_address, just pass on the address directly.
22086 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22087 the subreg in the helper patterns.
22088 (unaligned_extendqidi_le): Use get_unaligned_offset.
22089 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22090 (unaligned_extendhidi_be): Likewise.
22091 (unaligned_extendhidi): Tidy.
22092 * config/alpha/alpha-protos.h: Update.
22094 2007-04-20 Richard Henderson <rth@redhat.com>
22096 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22097 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22098 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22099 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22100 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22101 (CPP_SPEC): Don't include %(cpp_subtarget).
22102 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22103 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22104 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22106 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22108 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22109 for __builtin_ia32_cmpordss.
22111 PR tree-optimization/31632
22112 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22113 and arg1 for optimizations of comparison against min/max values.
22114 Fold arg0 to arg1's type for optimizations of comparison against
22115 min+1 and max-1 values.
22117 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22119 * reload.c (combine_reloads): When trying to use a dying register,
22120 check whether it's uninitialized and don't use if so.
22122 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22124 * fold-const.c: Remove prototypes for native_encode_expr and
22125 native_interpret_expr.
22126 (native_encode_expr): Make non-static.
22127 (native_interpret_expr): Likewise.
22128 * tree.h: Add prototypes for the above.
22130 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22132 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22133 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22134 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22135 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22136 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22137 Add length attributes.
22139 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22141 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22144 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22145 __STDC_WANT_DEC_FP__.
22147 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22149 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22150 for long double compatibility.
22151 * configure: Regenerate.
22153 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22155 PR rtl-optimization/29841
22156 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22158 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22159 that may cause control flow transfer from being moved.
22161 2007-04-18 Jan Hubicka <jh@suse.cz>
22163 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22166 2007-04-18 Eric Christopher <echristo@apple.com>
22168 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22169 only. Update operands.
22170 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22171 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22172 link register to pic register.
22174 2007-04-18 Dirk Mueller <dmueller@suse.de>
22176 PR diagnostic/31227
22177 * tree-vrp.c (search_for_addr_array): New.
22178 (check_array_bounds): Suppress warning about
22179 address taken of array refs if its not de-referenced.
22181 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22183 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22184 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22186 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22187 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22188 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22190 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22192 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22194 (vect_analyze_scalar_cycles): Fix indentation.
22195 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22196 (vect_mark_relevant): Include phis in relevance analysis.
22198 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22200 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22202 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22203 output_operand_lossage().
22205 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22207 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22208 the unused code for reduction without adjust-in-epilog to simplify the
22211 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22213 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22214 (S390_TDC_NEGATIVE_ZERO): New constant.
22215 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22216 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22217 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22218 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22219 (S390_TDC_POSITIVE_INFINITY): New constant.
22220 (S390_TDC_NEGATIVE_INFINITY): New constant.
22221 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22222 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22223 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22224 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22225 (S390_TDC_INFINITY): New constant.
22226 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22227 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22228 optimization for UNSPEC_CCZ_TO_INT.
22229 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22230 ("*ccz_to_int"): New insn.
22231 ("isinf<mode>2"): New insn.
22232 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22233 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22234 (UNSPEC_CCZ_TO_INT): New constant.
22236 2007-04-18 Richard Guenther <rguenther@suse.de>
22238 PR tree-optimization/19431
22239 PR tree-optimization/21463
22240 * tree-pass.h (pass_phiprop): Declare.
22241 * passes.c (init_optimization_passes): New phiprop pass.
22242 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22243 (phivn_valid_p): New helper function.
22244 (phiprop_insert_phi): Likewise.
22245 (propagate_with_phi): Likewise.
22246 (tree_ssa_phiprop): New propagator propagating loads
22247 through phi nodes if profitable.
22249 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22251 * tree-vect-analyze.c (process_use): New function.
22252 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22253 Check phis in all bbs.
22254 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22257 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22259 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22262 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22265 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22268 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22270 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22272 (sse_vmmulv4sf3): Likewise.
22273 (sse2_vmaddv2df3): Likewise.
22274 (sse2_vmmulv2df3): Likewise.
22276 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22278 PR rtl-optimization/31360
22279 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22280 (target_reg_cost): New.
22281 (init_set_costs): Initialize target_reg_cost. Add comments
22282 regarding the rationale of the costs.
22283 (global_cost_for_size): Renamed to...
22284 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22285 of register pressure.
22286 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22287 estimate_reg_pressure_cost. Add number of ivs.
22288 (determine_set_costs): Dump target_reg_cost.
22289 * loop-invariant.c (gain_for_invariant): Use
22290 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22291 (best_gain_for_invariant, find_invariants_to_move): Remove
22293 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22294 (target_reg_cost): Declare.
22295 (global_cost_for_size): Declaration removed.
22296 (estimate_reg_pressure_cost): Declare.
22298 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22300 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22301 regnos into even/odd register pairs.
22302 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22303 TDmode similar to the other floating point modes.
22304 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22305 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22307 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22308 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22309 (movdd_hardfloat64): Use TARGET_MFPGPR.
22311 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22313 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22316 2005-01-05 Richard Henderson <rth@redhat.com>
22318 * reload1.c (do_input_reload): Restrict the optimization deleteing
22319 a previous output reload to RELOAD_FOR_INPUT.
22321 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22323 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22324 induc_vec_info_type.
22325 (vectorizable_induction): New function declaration.
22326 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22327 check if already vectorized. Find first place in BB where new stmts
22328 can be inserted. Takes only one argument.
22329 (vectorizable_induction): New function.
22330 (vect_transform_stmt): Add case for induc_vec_info_type to call
22331 vectorizable_induction.
22332 (vect_transform_loop): Consider phis for vectorization.
22333 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22335 (analyze_operations): Call vectorizable_induction when analyzing phis.
22337 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22338 (vect_mark_relevant): Include phis in relevance analysis.
22339 (vect_mark_stmts_to_be_vectorize): Likewise.
22340 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22342 2007-04-16 Lawrence Crowl <crowl@google.com>
22344 * doc/invoke.texi (Debugging Options): Add documentation for the
22345 -femit-struct-debug options -femit-struct-debug-baseonly,
22346 -femit-struct-debug-reduced, and
22347 -femit-struct-debug-detailed[=...].
22349 * c-opts.c (c_common_handle_option): Add
22350 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22351 and OPT_femit_struct_debug_detailed_.
22352 * c.opt: Add specifications for
22353 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22354 and -femit-struct-debug-detailed[=...].
22355 * opts.c (set_struct_debug_option): Parse the
22356 -femit-struct-debug-... options.
22357 * opts.c (matches_main_base, main_input_basename,
22358 main_input_baselength, base_of_path, matches_main_base): Add
22359 variables and functions to compare header base name to compilation
22361 * opts.c (should_emit_struct_debug): Add to determine to emit a
22362 structure based on the option.
22363 (dump_struct_debug) Also disabled function to debug this
22365 * opts.c (handle_options): Save the base name of the
22368 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22369 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22370 This hook indicates if a type is generic. Set it by default
22371 to "never generic".
22372 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22373 to determine if a struct type is generic or not.
22374 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22375 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22376 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22377 with live C++ hook.
22379 * flags.h (enum debug_info_usage): Add an enumeration to describe
22380 a program's use of a structure type.
22381 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22382 to indicate the program's usage of the type. Filter structs based
22383 on the -femit-struct-debug-... specification.
22384 (gen_type_die): Split into two routines, gen_type_die and
22385 gen_type_die_with_usage. gen_type_die is now a wrapper
22386 that assumes direct usage.
22387 (gen_type_die_with_usage): Replace calls to gen_type_die
22388 with gen_type_die_with_usage adding the program usage of
22389 the referenced type.
22390 (dwarf2out_imported_module_or_decl): Suppress struct debug
22391 information using should_emit_struct_debug when appropriate.
22393 2007-04-16 Ian Lance Taylor <iant@google.com>
22395 PR tree-optimization/31522
22396 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22397 (vrp_initialize): Allocate vr_phi_edge_counts.
22398 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22399 executable edge. Drop test for all constants.
22400 (vrp_finalize): Free vrp_phi_edge_counts.
22402 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22403 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22405 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22406 predecessors at head rather than tail.
22408 2007-04-16 Matthias Klose <doko@debian.org>
22410 * config/alpha/linux.h (CPP_SPEC): Define.
22411 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22413 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22415 * function.h: Remove sequence_stack extern declaration.
22417 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22419 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22421 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22424 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22426 * config/avr/avr.c (avr_arch_types): Rearranging array.
22427 (enum avr_arch): Add.
22428 (avr_mcu_types): Use avr_arch enumeration constants instead of
22430 * config/avr/avr.h (LINK_SPEC): Simplify.
22432 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22434 * config/m68k/m68k.c (m68k_libcall_value,
22435 m68k_function_value): Use macros for register names more.
22437 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22439 (M68K_REGNAME): Use A6_REG.
22440 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22442 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22444 PR middle-end/28071
22445 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22446 'pending_read_list_length' and 'pending_write_list_length'. Update
22448 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22449 to handle two length counters instead of one. Update all uses.
22450 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22451 two length counters instead of one.
22452 * sched-rgn.c (propagate_deps): Update to handle two length counters
22455 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22458 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22459 copy of source, pass it to ix86_expand_vector_set and return
22462 2007-04-16 David Ung <davidu@mips.com>
22463 Joseph Myers <joseph@codesourcery.com>
22465 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22466 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22467 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22468 Add 74K processor information.
22469 * config/mips/mips.md: Include 74k.md.
22470 (cpu): Add 74kc,74kf,74kx.
22471 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22472 * config/mips/74k.md: New.
22473 * doc/invoke.texi (MIPS Options): Document 74K support.
22475 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22477 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22478 vectorizable_* functions.
22479 * tree-vect-transform.c (vectorizable_call): Add check for
22480 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22481 (vectorizable_store): likewise.
22482 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22484 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22485 (vectorizable_type_promotion, vectorizable_load): Likewise.
22486 (vectorizable_live_operation, vectorizable_condition): Likewise.
22487 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22489 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22491 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22493 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22494 register numbers more.
22495 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22496 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22497 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22498 FUNCTION_VALUE_REGNO_P): Likewise.
22499 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22500 STATIC_CHAIN_REGNUM): Likewise.
22501 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22502 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22503 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22504 * config/m68k/m68k.md (FP_REG): New.
22506 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22508 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22511 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22513 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22514 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22517 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22519 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22522 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22525 * c-decl.c (finish_decl): Grab the type of the decl after the call
22526 to store_init_value.
22528 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22530 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22532 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22535 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22536 dominators, post dominators and cleanup cfg before returning.
22538 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22540 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22541 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22543 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22545 * config.gcc: Recognize fido.
22546 * config/m68k/m68k-devices.def (fidoa): New.
22547 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22549 (FL_FIDOA, TARGET_FIDOA): New.
22550 * config/m68k/m68k.opt (mfidoa): New.
22552 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22554 PR middle-end/31322
22555 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22556 when a personality function is used.
22558 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22560 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22562 2007-04-13 Mike Stump <mrs@apple.com>
22564 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22566 * config/darwin.opt (fapple-kext): Make C++ only.
22567 * config/darwin.c (darwin_override_options): Remove code to ensure
22568 -fapple-kext is given for C++ only.
22570 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22572 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22573 * config/mips/mips.c (override_options): Call
22574 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22576 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22578 * config/i386/i386.opt (msvr3-shlib): Removed.
22580 * doc/invoke.texi: Remove -msvr3-shlib.
22582 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22584 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22585 with "popcnt" instruction.
22587 2007-04-13 Richard Guenther <rguenther@suse.de>
22589 PR tree-optimization/21258
22590 * tree-vrp.c (compare_case_labels): New helper.
22591 (find_switch_asserts): New function.
22592 (find_assert_locations): Call it for SWITCH_EXPRs.
22594 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22596 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22597 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22598 check is now implied in X87_FLOAT_MODE_P.
22599 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22600 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22601 (fix_trunc<mode>_i386_fisttp): Ditto.
22602 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22603 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22604 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22605 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22606 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22607 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22608 (unnamed_splitters): Ditto.
22609 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22610 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22611 FIRST_SSE_REG for local functions when SSE math is enabled or
22612 for functions with sseregparm attribute.
22613 (standard_80387_constant_p): Return -1 if mode is not
22615 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22616 (ix86_expand_compare): Ditto.
22617 (ix86_expand_carry_flag_compare): Ditto.
22618 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22619 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22620 DECIMAL_FLOAT_MODE_P.
22621 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22622 of SCALAR_FLOAT_MODE_P.
22623 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22624 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22625 checks before FLOAT_MODE_P.
22626 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22627 before FLOAT_MODE_P.
22632 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22634 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22635 Charles Wilson <libtool@cwilson.fastmail.fm>
22637 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22638 (libgcc.mvars): Don't depend on them.
22639 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22640 * exec-tool.in: New.
22642 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22644 * doc/invoke.text (--help): Document --help=common.
22646 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22648 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22650 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22652 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22653 * genemit.c (main): Emit #include "integrate.h".
22654 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22655 (LOADGP_RTP): New mips_loadgp_style.
22656 * config/mips/mips.h: Include config/vxworks-dummy.h.
22657 (TARGET_RTP_PIC): New macro.
22658 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22659 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22660 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22661 for TARGET_RTP_PIC.
22662 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22663 -mvxworks-pic when using -mrtp and a PIC option.
22664 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22666 (mips_symbolic_constant_p, mips_symbolic_address_p)
22667 (mips_symbol_insns): Handle SYMBOL_HALF.
22668 (override_options): Warn about -G and -mrtp being used together.
22669 Initialize mips_lo_relocs[SYMBOL_HALF].
22670 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22671 (mips_emit_loadgp): Handle LOADGP_RTP.
22672 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22673 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22674 (tablejump): Handle function-relative case table entries if
22676 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22678 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22680 * config/mips/mips.md (load_call<mode>): Allow any general register.
22682 (sibcall_value_internal, sibcall_value_multiple_internal)
22683 (call_value_internal, call_value_split, call_value_multiple_internal)
22684 (call_value_multiple_split): Remove constraints from operand 0.
22686 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22688 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22689 rather than loadgp_noshared.
22690 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22691 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22693 * config/mips/mips.md (loadgp): Rename to...
22694 (loadgp_newabi): ...this.
22695 (loadgp_noshared): Rename to...
22696 (loadgp_absolute): ...this.
22698 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22700 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22701 false for locally-binding symbols.
22702 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22704 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22706 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22707 (SYMBOL_GOT_PAGE_OFST): ...this.
22708 (SYMBOL_GOT_GLOBAL): Rename to...
22709 (SYMBOL_GOT_DISP): ...this.
22710 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22711 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22712 * config/mips/mips.c (mips_global_symbol_p): New function.
22713 (mips_symbol_binds_local_p): Likewise.
22714 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22715 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22716 mips_global_symbol_p and mips_symbol_binds_local_p.
22717 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22718 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22719 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22720 SYMBOL_GOTOFF_DISP.
22721 (mips_ok_for_lazy_binding_p): New function.
22722 (mips_load_call_address, mips_expand_call): Use it.
22723 (mips_dangerous_for_la25_p): Likewise.
22724 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22725 (*got_disp<mode>): Use got_disp_operand instead of
22726 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22727 SYMBOL_GOTOFF_GLOBAL.
22728 (*got_page<mode>): Use got_page_ofst_operand instead of
22730 * config/mips/predicates.md (const_call_insn_operand): Use
22731 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22732 (global_got_operand): Rename to...
22733 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22735 (local_got_operand): Rename to...
22736 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22737 of SYMBOL_GOT_LOCAL.
22739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22741 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22742 TARGET_CALL_CLOBBERED_GP.
22743 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22744 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22745 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22746 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22747 of TARGET_ABICALLS && !TARGET_NEWABI.
22748 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22749 * config/mips/mips.c (mips_load_call_address): Check
22750 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22751 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22752 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22753 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22754 TARGET_ABICALLS && TARGET_NEWABI.
22755 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22757 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22758 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22759 TARGET_ABICALLS && TARGET_NEWABI.
22760 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22761 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22762 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22763 whether indirect calls must use $25.
22764 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22766 * config/mips/mips.md (jal_macro): Check flag_pic and
22767 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22768 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22769 instead of TARGET_ABICALLS.
22770 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22771 TARGET_ABICALLS && TARGET_OLDABI.
22772 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22773 (sibcall): In the comment above the define_insn, mention
22774 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22775 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22776 instead of TARGET_ABICALLS.
22778 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22780 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22781 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22782 (MACFLAGS_MATCH_P): New macro.
22783 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22784 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22785 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22786 the other MACFLAG constants.
22787 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22788 (flag_machi): Tighten constraints. Renumber some of the operands.
22789 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22791 (flag_machi_parts_acconly): New pattern.
22792 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22794 (flag_macinit1hi): Tighten constraints.
22795 (flag_mul_macv2hi_parts_acconly): New pattern.
22797 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22798 Use a more efficient implementation.
22799 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22800 inline sequences when not optimizing for size.
22802 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22803 movhi_high2low): Delete, merge functionality into...
22804 (packv2hi): ... this pattern.
22806 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22807 * config/bfin/bfin.opt (msim): New option.
22808 (mcpu=): New option.
22809 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22810 (bfin_cpu_t): Typedef of enum bfin_cpu.
22811 (bfin_cpu_type): New declaration.
22812 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22813 -msim and -mcpu= options.
22814 (LIB_SPEC): Likewise.
22815 * config/bfin/bfin.c (bfin_cpu_type): Define.
22816 (bfin_handle_option): Handle -mcpu= option.
22817 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22818 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22819 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22821 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22823 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22824 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22825 (powerpc-wrs-vxworksae): Use ${tm_file}.
22826 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22827 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22828 * config/i386/vx-common.h: New file.
22830 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22832 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22835 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22837 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22840 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22844 * c-common.c (c_build_qualified_type): Set canonical type
22847 2007-04-12 Richard Guenther <rguenther@suse.de>
22849 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22850 lower bound and element size if lower bound is not zero
22851 or either of the ARRAY_REF operands is set.
22853 2007-04-12 Richard Guenther <rguenther@suse.de>
22855 PR tree-optimization/24689
22856 PR tree-optimization/31307
22857 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22859 * gimplify.c (canonicalize_addr_expr): To be consistent with
22860 gimplify_compound_lval only set operands two and three of
22861 ARRAY_REFs if they are not gimple_min_invariant. This makes
22862 it never at this place.
22863 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22865 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22867 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22868 null before emitting a .nsubspa directive.
22870 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22872 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22873 need_to_partition_p if there are no memory statements in the
22876 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22878 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22879 (gcd_of_steps_may_divide_p): New function.
22880 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22882 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22884 * reload.c (find_reloads_toplev, find_reloads_address,
22885 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22886 not a pointer equality test, to decide if we need to call
22887 push_reg_equiv_alt_mem.
22889 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22891 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22892 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22894 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22896 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22898 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22899 vector to be positive.
22901 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22905 * doc/invoke.texi: Document --params max-aliased-vops and
22907 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22908 debug_memory_partitions): Move to tree-flow.h
22909 * params.h (AVG_ALIASED_VOPS): Define.
22910 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22912 (mp_info_t): Likewise.
22913 (get_mem_sym_stats_for): New.
22914 (set_memory_partition): Move from tree-flow-inline.h.
22915 (mark_non_addressable): Only clear the set of symbols for the
22916 partition if it exists.
22917 (dump_memory_partitions): Move from tree-ssa-operands.c
22918 (debug_memory_partitions): Likewise.
22919 (need_to_partition_p): New.
22920 (dump_mem_ref_stats): New.
22921 (debug_mem_ref_stats): New.
22922 (dump_mem_sym_stats): New.
22923 (debug_mem_sym_stats): New.
22924 (update_mem_sym_stats_from_stmt): New.
22925 (compare_mp_info_entries): New.
22926 (mp_info_cmp): Call it.
22927 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22929 (get_mpt_for): Move from tree-ssa-operands.c.
22930 (find_partition_for): New.
22931 (create_partition_for): Remove.
22932 (estimate_vop_reduction): New.
22933 (update_reference_counts): New.
22934 (build_mp_info): New.
22935 (compute_memory_partitions): Refactor.
22936 Document new heuristic.
22937 Call build_mp_info, update_reference_counts,
22938 find_partition_for and estimate_vop_reduction.
22939 (compute_may_aliases): Populate virtual operands before
22940 calling debugging dumps.
22941 (delete_mem_sym_stats): New.
22942 (delete_mem_ref_stats): New.
22943 (init_mem_ref_stats): New.
22944 (init_alias_info): Call it.
22945 (maybe_create_global_var): Remove alias_info argument.
22946 Get number of call sites and number of pure/const call sites
22947 from gimple_mem_ref_stats().
22948 (dump_alias_info): Call dump_memory_partitions first.
22949 (dump_points_to_info_for): Show how many times a pointer has
22951 * opts.c (decode_options): For -O2 set --param
22952 max-aliased-vops to 500.
22953 For -O3 set --param max-aliased-vops to 1000 and --param
22954 avg-aliased-vops to 3.
22955 * fortran/options.c (gfc_init_options): Remove assignment to
22957 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22958 * tree-dfa.c (dump_variable): Dump memory reference
22960 Dump NO_ALIAS* settings.
22961 (referenced_var_lookup): Tidy.
22962 (mem_sym_stats): New.
22963 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22964 and ORIG are different SSA names for a memory partition.
22965 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22966 * tree-flow.h (struct mem_sym_stats_d): Define.
22967 (mem_sym_stats_t): Define.
22968 (struct mem_ref_stats_d): Define.
22969 (struct gimple_df): Add field mem_ref_stats.
22970 (enum noalias_state): Define.
22971 (struct var_ann_d): Add bitfield noalias_state.
22972 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22973 debug_mem_ref_stats, debug_memory_partitions,
22974 debug_mem_sym_stats): Declare.
22975 * tree-ssa-structalias.c (update_alias_info): Update call
22976 sites, pure/const call sites and asm sites in structure
22977 returned by gimple_mem_ref_stats.
22978 Remove local variable IS_POTENTIAL_DEREF.
22979 Increase NUM_DEREFS if the memory expression is a potential
22981 Call update_mem_sym_stats_from_stmt.
22982 If the memory references memory, call
22983 update_mem_sym_stats_from_stmt for all the direct memory
22984 symbol references found.
22985 (intra_create_variable_infos): Set noalias_state field for
22986 pointer arguments according to the value of
22987 flag_argument_noalias.
22988 * tree-ssa-structalias.h (struct alias_info): Remove fields
22989 num_calls_found and num_pure_const_calls_found.
22990 (update_mem_sym_stats_from_stmt): Declare.
22991 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22992 Set default value to 100.
22993 (PARAM_AVG_ALIASED_VOPS): Define.
22995 2007-04-11 Richard Guenther <rguenther@suse.de>
22997 PR middle-end/31530
22998 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22999 a * -b + c as c - a * b if we honor sign dependent rounding.
23001 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23003 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23004 bfin_expand_strmov.
23005 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23006 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23008 (initialize_trampoline): Don't use old-style function definition.
23009 (bfin_secondary_reload): Mark IN_P argument as unused.
23011 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23013 PR tree-optimization/31343
23014 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23015 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23016 * testsuite/gcc.dg/vect/pr31343.c: New.
23018 2007-04-10 Eric Christopher <echristo@apple.com>
23020 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23021 * config/i386/i386.md (*cmpfp0): Use.
23022 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23023 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23024 (fix_trunc<mode>_i386_fisttp): Ditto.
23025 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23026 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23027 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23028 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23029 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23030 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23031 (unnamed_splitters): Ditto.
23032 * config/i386/i386.c (output_fix_trunc): Assert that
23033 we're not being passed a TFmode operand.
23035 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23037 PR tree-optimization/31526
23038 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23039 n_basic_blocks to find newly added blocks.
23041 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23043 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23045 (fix_trunc<mode>si_sse): Ditto.
23046 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23047 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23048 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23049 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23050 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23051 expander using SSEMODEF mode macro.
23052 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23053 expander using SSEMODEF mode macro.
23054 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23055 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23056 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23057 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23058 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23059 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23060 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23061 Macroize insn using X87MODEF mode macro.
23063 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23065 * config/i386/sse.md (sse2_pinsrw): Removed.
23066 (sse2_pextrw): Renamed to ...
23067 (*sse2_pextrw): This.
23069 2007-04-09 Jan Hubicka <jh@suse.cz>
23072 * config/i386/sse.md
23073 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23074 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23075 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23076 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23078 2007-04-09 Jan Hubicka <jh@suse.cz>
23080 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23081 multiple fields of union.
23083 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23085 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23086 (create_preheaders): Check that loops are available.
23087 (fix_loop_structure): Clean up, improve comments.
23088 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23089 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23091 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23092 * predict.c (tree_estimate_probability): Do not call
23093 calculate_dominance_info. Call create_preheaders.
23094 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23095 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23097 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23098 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23099 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23100 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23103 2007-04-08 Jan Hubicka <jh@suse.cz>
23105 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23106 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23107 * fold-const.c (fold_unary): Use it.
23109 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23111 * varasm.c (assemble_variable): Remove call to
23112 lang_hooks.decls.prepare_assemble_variable.
23113 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23114 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23115 * langhooks.h (lang_hooks_for_decls): Remove
23116 prepare_assemble_variable.
23118 2007-04-08 Mike Stump <mrs@apple.com>
23120 * config/i386/i386.c: Use inc/dec on Core2.
23122 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23124 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23125 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23126 lhd_tree_inlining_end_inlining): Remove.
23127 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23128 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23129 end_inlining hooks.
23130 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23131 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23132 lhd_tree_inlining_end_inlining): Remove prototypes.
23133 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23134 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23135 LANG_HOOKS_TREE_INLINING_START_INLINING,
23136 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23138 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23141 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23144 * config/avr/predicates.md (io_address_operand): Delete predicate.
23145 (low_io_address_operand): Don't use 'mode' argument.
23146 (higth_io_address_operand): Rename ...
23147 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23148 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23151 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23153 Revert change removing staticp.
23155 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23158 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23161 2007-04-07 Bruce Korb <bkorb@gnu.org>
23163 * c.opt: Add -Wformat-contains-nul.
23164 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23166 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23167 the NUL byte warning.
23169 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23171 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23173 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23175 * tree.c (staticp): No longer use staticp langhook.
23176 * langhooks.c (lhd_staticp): Removed.
23177 * langhooks.h (struct lang_hooks): Remove staticp.
23178 * c-common.c (c_staticp): Remove.
23179 * c-common.h (c_staticp): Ditto.
23180 * langhooks-defs.h (lhd_staticp): Ditto.
23181 (LHD_HOOKS_STATICP): Ditto
23182 * tree.h (gcc_assert_lowered): New macro.
23184 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23186 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23187 argument "reliable".
23188 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23189 Add argument "reliable". Propagate it through calls.
23190 (infer_loop_bounds_from_undefined): Derive number of iterations
23191 estimates from references in blocks that do not dominate loop latch.
23192 (gcov_type_to_double_int): New function.
23193 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23194 and expected_loop_iterations_unbounded.
23195 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23196 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23197 * tree-data-ref.c (estimated_loop_iterations): Export.
23198 (get_references_in_stmt): Fix -- do not return addresses of local
23200 * cfgloop.h (expected_loop_iterations_unbounded,
23201 estimated_loop_iterations): Declare.
23203 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23205 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23207 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23209 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23210 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23211 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23212 Use output_387_reg_move().
23213 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23214 expander using X87MODEF12 mode macro.
23215 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23216 choosing register preferences. Use output_387_reg_move().
23217 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23218 instead of "x". Use output_387_reg_move().
23219 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23220 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23221 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23222 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23223 Use output_387_reg_move().
23224 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23226 (*truncxf?f_i387 splitter): Ditto.
23228 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23230 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23231 LANG_HOOKS_SAFE_FROM_P.
23232 * expr.c (safe_from_p): Remove langhook call.
23233 * langhooks.h (lang_hooks): Remove safe_from_p.
23234 (lhd_safe_from_p): Remove prototype.
23235 * langhooks.c (lhd_safe_from_p): Remove.
23237 2007-04-06 Jan Hubicka <jh@suse.cz>
23239 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23242 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23244 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23245 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23246 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23247 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23249 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23250 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23252 2007-04-05 Richard Henderson <rth@redhat.com>
23254 * config/alpha/alpha.c (print_operand) [+]: Remove.
23255 (alpha_end_function): Print nop if call at end of function.
23256 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23257 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23258 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23259 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23260 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23261 the call pattern. Update peepholes to match.
23263 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23265 * doc/extend.texi (Other Builtins): Add decimal float variants
23267 * builtins.def: Ditto.
23268 * builtins.c (expand_builtin): Ditto.
23270 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23271 H.J. Lu <hongjiu.lu@intel.com>
23274 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23275 of V8HImode when calling ix86_binary_operator_ok.
23276 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23277 (sdot_prodv8hi): Operands 1 and 2 must be register.
23279 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23281 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23282 initialize align to silence bogus warning.
23284 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23286 PR middle-end/22156
23287 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23289 (struct sra_walk_fns): Remove use_all parameter from use.
23290 (sra_hash_tree): Handle BIT_FIELD_REFs.
23291 (sra_elt_hash): Don't hash bitfld blocks.
23292 (sra_elt_eq): Skip them in parent compares as well. Handle
23294 (sra_walk_expr): Don't maintain or pass down use_all_p.
23295 (scan_use): Remove use_all parameter.
23296 (scalarize_use): Likewise. Re-expand assignment to
23297 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23298 output, and re-scalarize after output. Don't mark anything
23300 (scalarize_ldst): Adjust.
23301 (scalarize_walk_gimple_modify_statement): Likewise.
23302 (build_element_name_1): Handle BIT_FIELD_REFs.
23303 (instantiate_element): Don't warn for any element whose parent
23304 is used as a whole.
23305 (instantiate_missing_elements_1): Return the sra_elt.
23306 (canon_type_for_field): New.
23307 (try_instantiate_multiple_fields): New.
23308 (instantiate_missing_elemnts): Use them.
23309 (mark_no_warning): Removed.
23310 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23311 (REPLDUP, sra_build_elt_assignment): New.
23312 (generate_copy_inout): Use them.
23313 (generate_element_copy): Likewise. Handle bitfld differences.
23314 (generate_element_zero): Don't recurse for blocks. Use
23315 sra_build_elt_assignment.
23316 (generate_one_element_int): Take elt instead of var. Use
23317 sra_build_elt_assignment.
23318 (generate_element_init_1): Adjust.
23319 (scalarize_use, scalarize_copy): Use REPLDUP.
23320 (scalarize_ldst): Move assert before dereference.
23321 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23323 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23325 * regmove.c: Fix unused variable warnings due to previous commit.
23327 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23329 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23330 (regmove_bb_head): Remove.
23331 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23332 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23333 problems with fixup_match_1.
23334 Don't initialize/free regmove_bb_head.
23336 (reg_is_remote_constant_p): If an insn is in the same basic block
23337 but not before INSN, consider it remote, too.
23339 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23342 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23343 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23345 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23347 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23348 (CONDITIONAL_REGISTER_USAGE): Likewise.
23350 2007-04-04 Richard Henderson <rth@redhat.com>
23352 * config/alpha/lib1funcs.asm: Remove unused file.
23354 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23357 * opts.c (print_specific_help): Fix --help=<language>
23359 (common_handle_option): Support --help=common.
23361 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23364 * gcc.c (main): Do not run the linker if
23365 print_subprocess_help indicates that it shouldn't be
23368 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23371 * doc/invoke.texi (--help=): Document <languages> value, fix
23372 formatting in tables of values.
23374 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23376 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23377 dllimport attribute of virtual methods.
23379 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23381 * config/score/crti.asm: Change _bss_start to __bss_start.
23382 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23383 (OUTGOING_REG_PARM_STACK_SPACE) update.
23384 * config/score/score.opt: add options to make backend support
23385 score5, score5u, score7 and score7d.
23386 * config/score/score.md: Likewise.
23387 * config/score/misc.md: Likewise.
23388 * config/score/mac.md: Likewise.
23389 * doc/invoke.texi: Likewise.
23390 * doc/md.texi: update constraints define.
23392 2007-04-03 Richard Henderson <rth@redhat.com>
23394 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23395 an appropriate type, use the mode instead.
23397 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23399 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23400 Set the default --with-arch setting to mips2.
23401 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23402 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23403 (MULTILIB_OSDIRNAMES): Delete.
23404 (MULTILIB_DIRNAMES): Define.
23405 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23406 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23407 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23408 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23409 VXWORKS_OS_CPP_BUILTINS.
23410 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23411 (MIPS_DEBUGGING_INFO): Undefine.
23412 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23414 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23416 PR middle-end/30704
23417 * fold-const.c (native_encode_real): Encode real.c provided longs
23418 as a series of 32-bit native integers.
23419 (native_interpret_real): Interpret buffer as a series of 32-bit
23422 2007-04-03 Richard Guenther <rguenther@suse.de>
23424 * genpreds.c (write_insn_constraint_len): Write function
23425 optimized for CONSTRAINT_LEN implementation.
23426 (write_tm_preds_h): Output insn_constraint_len inline and
23427 use it for CONSTRAINT_LEN.
23428 (write_insn_preds_c): Don't output insn_constraint_len.
23429 * doc/md.texi (define_register_constraint): Document multi-letter
23430 constraints shall have the same length if they start with the same
23433 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23436 * config/i386/i386.md (isinf<mode>2): Expand only when
23437 TARGET_C99_FUNCTIONS is set.
23439 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23441 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23442 (x86_64-*-linux*): Ditto.
23443 * config/i386/i386.opt (mpc): New option.
23444 * config/i386/i386.c (overrride_options): Handle
23445 ix87_precision_string.
23446 * config/i386/crtprec.c: New file.
23447 * config/i386/t-crtpc: Ditto.
23448 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23449 and -mpc80 options.
23450 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23451 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23452 crtprec32.o, crtprec64.o and crtprec80.o.
23454 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23455 and -mpc80 options.
23456 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23458 2007-04-02 Eric Christopher <echristo@apple.com>
23460 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23461 limitations on darwin.
23463 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23466 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23468 2007-04-02 Dave Korn <dave.korn@artimi.com>
23470 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23472 2007-04-02 Dave Korn <dave.korn@artimi.com>
23474 * libgcc2.h (exception_descriptor): Don't forward-declare.
23475 (__get_eh_table_language, __get_eh_table_version): Delete
23476 prototypes of long-dead functions.
23478 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23480 * ebitmap.h: New file
23481 * ebitmap.c: New file
23482 * Makefile.in (ebitmap.o): New target.
23484 2007-04-01 Jan Hubicka <jh@suse.cz>
23486 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23487 before very first instruction.
23489 2007-04-01 Jan Hubicka <jh@suse.cz>
23491 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23492 waring on 64bit hosts.
23493 * bitmap.h: Fix typo in bitmap_head_def.
23495 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23497 PR rtl-optimization/31391
23498 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23499 into a DELETED_LABEL note, and the label is in an empty basic
23500 block, update BB_END as well as BB_HEAD.
23502 2007-04-01 Richard Henderson <rth@redhat.com>
23504 PR tree-optimization/31169
23505 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23506 to varying if the range is outside [0, prec-1].
23508 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23511 * config/mips/mips.md (load_const_gp): New insn.
23512 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23513 the MIPS16 GP pseudo register if no_new_pseudos.
23514 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23516 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23519 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23521 (call_value): Likewise.
23523 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23524 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23527 * doc/invoke.texi: (optimization options): Reword description
23528 of -ffast-math. Document its primary purpose.
23530 2007-03-31 Richard Guenther <rguenther@suse.de>
23532 * omp-low.c (splay-tree.h): Include.
23533 (lookup_decl): Replace splay-tree usage by pointer-map.
23534 (maybe_lookup_decl): Likewise.
23535 (new_omp_context): Likewise.
23536 (delete_omp_context): Likewise.
23537 * gimplify.c (splay-tree.h): Include.
23538 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23540 (remap_ssa_name): Likewise.
23541 (remap_decl): Likewise.
23542 (remap_type_1): Likewise.
23543 (remap_type): Likewise.
23544 (copy_body_r): Likewise.
23545 (expand_call_inline): Likewise.
23546 (clone_body): Likewise.
23547 (copy_tree_r): Likewise.
23548 (remap_save_expr): Likewise.
23549 (unsave_r): Likewise.
23550 (unsave_expr_now): Likewise.
23551 (tree_function_versioning): Likewise.
23552 (build_duplicate_type): Likewise.
23553 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23554 (struct copy_body_data): Replace splay-tree by pointer-map.
23555 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23556 not $(SPLAY_TREE_H).
23557 (gimplify.o): Depend on $(SPLAY_TREE_H).
23558 (omp-low.p): Likewise.
23560 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23562 * config/avr/predicates.md (even_register_operand,
23563 odd_register_operand): New predicates.
23564 * config/avr/avr.md (movw peephole2): New.
23565 (movw_r peephole2): New.
23567 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23569 * tree.h (get_signed_or_unsigned_type): New.
23570 * fold-const.c (operand_equal_for_comparison_p): Use
23571 get_signed_or_unsigned_type instead of
23572 lang_hooks.types.signed_or_unsigned_type.
23573 * expr.c (store_expr): Ditto.
23574 * langhooks.c (get_signed_or_unsigned_type): New.
23575 (lhd_signed_or_unsigned_type): New.
23576 * langhooks.h (lhd_signed_or_unsigned_type): New.
23577 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23579 2007-03-30 Richard Henderson <rth@redhat.com>
23581 * tree-ssa-loop-ivopts.c: Include target.h.
23582 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23583 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23584 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23585 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23587 2007-03-30 Richard Henderson <rth@redhat.com>
23588 Kai Tietz <kai.tietz@onevision.com>
23590 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23591 default for 64-bit.
23592 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23593 (TARGET_64BIT_MS_ABI): New.
23594 (DBX_REGISTER_NUMBER): Handle 64-bit.
23595 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23596 (LONG_TYPE_SIZE): Force to 32.
23597 (REG_PARM_STACK_SPACE): New.
23598 (OUTGOING_REG_PARM_STACK_SPACE): New.
23599 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23600 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23601 (STACK_BOUNDARY): Use 128 for 64-bit.
23602 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23603 Add 64-bit implementation.
23604 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23606 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23607 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23608 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23609 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23610 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23611 TARGET_64BIT_MS_ABI.
23612 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23613 (ix86_pass_by_reference): Likewise.
23614 (ix86_function_value_regno_p): Likewise.
23615 (ix86_build_builtin_va_list): Likewise.
23616 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23617 (function_arg_advance_ms_64): New.
23618 (function_arg_advance): Call it.
23619 (function_arg_ms_64): New.
23620 (function_arg): Call it.
23621 (function_value_ms_64): New.
23622 (ix86_function_value_1): Call it.
23623 (return_in_memory_ms_64): New.
23624 (ix86_return_in_memory): Call it.
23625 (setup_incoming_varargs_ms_64): New.
23626 (ix86_setup_incoming_varargs): Call it.
23627 (ix86_expand_prologue): Handle 64-bit stack probing.
23628 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23629 (output_pic_addr_const): Likewise.
23630 (x86_this_parameter): Likewise.
23631 (x86_output_mi_thunk): Likewise.
23632 (x86_function_profiler): Likewise.
23633 (TARGET_STRICT_ARGUMENT_NAMING): New.
23634 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23635 (TARGET_64BIT_MS_ABI): New.
23636 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23637 * config/i386/i386.md (allocate_stack_worker): Remove.
23638 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23639 describe the clobber of eax without a match_scratch.
23640 (allocate_stack_worker_postreload): Remove.
23641 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23642 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23643 (allocate_stack_worker_rex64_postreload): Remove.
23644 (allocate_stack): Handle 64-bit.
23645 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23646 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23647 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23648 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23649 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23650 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23651 * config.build (x86_64-*-mingw*): New host.
23652 * config.host (x86_64-*-mingw*): New host.
23653 * config.gcc (x86_64-*-mingw*): New target.
23654 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23656 2007-03-30 Richard Henderson <rth@redhat.com>
23657 Kai Tietz <kai.tietz@onevision.com>
23659 * c-pragma.c (struct def_pragma_macro_value): New.
23660 (struct def_pragma_macro): New.
23661 (pushed_macro_table): New.
23662 (dpm_hash, dpm_eq): New.
23663 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23664 (init_pragma): Install them.
23665 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23667 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23669 * config/avr/avr.c (avr_override_options): Clear
23670 'flag_delete_null_pointer_checks'.
23672 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23675 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23676 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23677 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23678 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23679 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23680 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23681 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23683 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23685 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23687 * regmove.c: Move all of pass_stack_adjustments from here...
23688 * combine-stack-adj.c: ...to this new file.
23689 * Makefile.in: Add rules for combine-stack-adj.o.
23691 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23693 PR tree-optimization/31383
23694 * tree-data-ref.c (affine_function_equal_p): Do not require the
23695 vectors to have the same length.
23697 2007-03-30 Jan Hubicka <jh@suse.cz>
23699 PR middle-end/30700
23700 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23701 availablility; add more sanity checking; ask varpool only about
23704 2007-03-29 Richard Henderson <rth@redhat.com>
23706 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23707 to decide, but __SIZEOF_LONG_LONG__.
23709 2007-03-29 Richard Henderson <rth@redhat.com>
23711 * emutls.c (struct __emutls_array): New.
23712 (emutls_destroy): Use it instead of casting element 0 from void*.
23713 (__emutls_get_address): Likewise.
23715 2007-03-29 Richard Henderson <rth@redhat.com>
23717 * varasm.c (initializer_constant_valid_p): Don't deny
23718 DECL_DLLIMPORT_P on functions.
23720 * config/i386/cygming.h: Remove function declarations.
23721 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23722 (ASM_OUTPUT_LABELREF): Remove.
23723 (COMMON_ASM_OP): Remove.
23724 (ASM_OUTPUT_COMMON): Remove.
23725 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23726 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23727 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23728 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23729 Rename from TARGET_ENCODE_SECTION_INFO.
23730 * config/i386/netware.h: Likewise.
23731 * config/i386/i386-protos.h: Update.
23732 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23733 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23734 (legitimate_constant_p): Reject dllimports.
23735 (dllimport_map, get_dllimport_decl): New.
23736 (legitimize_dllimport_symbol): New.
23737 (legitimize_address, ix86_expand_move): Use it.
23738 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23739 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23740 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23741 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23742 * config/i386/predicates.md (constant_call_address_operand): Only
23743 accept symbols; reject dllimport_p symbols.
23744 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23745 i386_pe_maybe_record_exported_symbol.
23746 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23747 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23748 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23749 trust the setting of DECL_DLLIMPORT_P.
23750 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23751 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23752 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23753 tidy the argument scanning loop.
23754 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23755 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23756 (i386_pe_strip_name_encoding): Remove.
23757 (i386_pe_binds_local_p): New.
23758 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23759 (i386_pe_output_labelref): Remove.
23760 (i386_pe_asm_output_aligned_decl_common): New.
23761 (i386_pe_maybe_record_exported_symbol): Rename from
23762 i386_pe_record_exported_symbol; check for dllexported symbols.
23764 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23766 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23767 add comment explaining why vsnprintf cannot be used.
23769 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23771 PR tree-optimization/30666
23772 * tree.c (build_complex_type): When creating type names for DWARF2
23773 debug info, create TYPE_DECLs for TYPE_NAME instead of
23775 (build_common_tree_nodes_2): Use build_complex_type when building
23776 predefined complex types, to preserve canonical types.
23778 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23780 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23781 (noce_get_alt_condition): Look at it to determine whether to
23782 reverse the condition or not.
23783 (noce_get_condition): Substitute the truth for lies.
23784 (noce_find_if_block): Set the then_else_reversed field.
23786 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23788 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23789 destination of this insn.
23790 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23791 than calling gen_rtx_SET directly. Use r0 to hold the value of
23792 'address + 4' rather than a stack based temporary which can be
23793 mis-optimized away.
23795 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23797 * config/s390/s390.c (s390_secondary_input_reload_class,
23798 s390_secondary_output_reload_class): Functions removed.
23799 (s390_secondary_reload): New function.
23800 (TARGET_SECONDARY_RELOAD): Target macro defined.
23801 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23802 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23803 * config/s390/s390.md ("reload_outti", "reload_outdi",
23804 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23805 "reload_out<mode>"): Expanders removed.
23806 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23807 "reload<mode>_nonoffmem_out"): Expanders added.
23809 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23811 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23812 action if SRC->DEST replacement failed anyway.
23814 2007-03-28 Mike Stump <mrs@apple.com>
23816 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23817 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23818 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23820 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23822 * config.gcc: Accept barcelona as a variant of amdfam10.
23823 * config/i386/i386.c (override_options): Likewise.
23824 * doc/invoke.texi: Likewise.
23826 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23828 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23829 offsets for BIT_FIELD_REF and COMPONENT_REF.
23831 2007-03-28 Richard Guenther <rguenther@suse.de>
23833 * tree.c (is_global_var): Move ...
23834 * tree-flow-inline.h (is_global_var): ... here.
23835 * tree.h (is_global_var): Remove declaration.
23837 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23839 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23841 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23842 * config/i386/i386.c (ix86_tune_features): Initialize new
23844 * config/i386/predicates.md (promotable_binary_operator): Use
23845 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23847 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23850 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23852 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23854 * config/fr30/fr30.md (movsi_internal): Change destination
23855 constraint from m to V and add m to the end.
23857 2007-03-28 Christian Bruel <christian.bruel@st.com>
23859 * config/sh/sh.md (movsi_i): Fix type attribute.
23861 2007-03-28 Christian Bruel <christian.bruel@st.com>
23863 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23864 (movsf_ie): Likewise.
23866 2007-03-28 Christian Bruel <christian.bruel@st.com>
23868 * config.gcc: Add sh4-300 to multilib.
23869 * config/sh/t-mlib-sh4-300: New file.
23871 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23873 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23874 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23875 fix_trunc<mode>di2.
23876 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23877 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23878 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23879 "fixuns_trunctddi2"): Whitespace fix.
23881 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23883 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23884 the definition of struct sh_args.
23885 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23886 CALL_COOKIE_INT_REG_GET): Likewise.
23888 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23890 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23891 transformations are applied successfully.
23893 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23895 * tree.c (tree_contains_struct): Permit 512 tree codes.
23896 * tree.h (tree_contains_struct): Ditto.
23897 (MAX_TREE_CODES): Ditto.
23898 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23899 SPARE member to store remaining padding bits.
23901 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23903 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23906 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23908 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23909 * configure: Regenerate.
23911 * configure: Regenerate using the correct version of autoconf.
23913 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23915 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23917 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23918 regs to "__SP_L__" and "__SP_H__".
23920 2007-03-27 Richard Guenther <rguenther@suse.de>
23922 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23923 computations with it with a HOST_WIDE_INT variable.
23925 2007-03-26 Mike Stump <mrs@apple.com>
23927 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23928 objective-c-header, objective-c++-header and objc++-cpp-output
23930 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23932 2007-03-26 Richard Henderson <rth@redhat.com>
23935 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23936 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23937 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23938 IX86_BUILTIN_PSRLQ128): New.
23939 (ix86_init_mmx_sse_builtins): Add them.
23940 (ix86_expand_builtin): Expand them.
23941 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23942 operand 2 be TImode.
23943 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23944 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23945 _mm_srli_epi64): Mark __B const.
23946 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23947 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23948 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23949 new two-vector shift builtins.
23951 2007-03-26 Ian Lance Taylor <iant@google.com>
23953 PR tree-optimization/31345
23954 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23955 [+INF, +INF(OVF)] into VARYING.
23957 2007-03-26 Zack Weinberg <zackw@panix.com>
23959 * gengtype-parse.c: New file.
23960 * gengtype-yacc.y: Delete.
23961 * gengtype-lex.l: Don't include gengtype-yacc.h.
23962 Define YY_DECL and yyterminate appropriately for recursive
23963 descent parser. yylval is now a string out-parameter to yylex.
23964 (HWS, EOID): New shorthand.
23965 (IWORD): Add a couple more types.
23966 (yylex): Add a setup stanza. Remove the complex rules for
23967 detecting GTY'ed types and typedefs; replace with simple
23968 keyword detectors. Adjust everything for the changed
23969 definition of yylval. Ignore all pp-directives, not just #define.
23971 (parse_file): Rename yybegin; do not call yyparse.
23973 * gengtype.c (xasprintf): Export again.
23974 (this_file): New. Use everywhere __FILE__ was being used.
23975 (get_lang_bitmap): Special case types defined in gengtype.c.
23976 (do_typedef, new_structure): Suppress definition of certain types.
23977 (new_structure): Improve diagnostics of duplicate definitions.
23978 Make sure location_s is associated with input.h.
23979 (nreverse_pairs, define_location_structures): New functions.
23980 (main): Improve tagging of kludge types. Remove old kludges
23981 for input.h types; use define_location_structures.
23982 * gengtype.h: Update prototypes. Define token codes here.
23983 * Makefile.in: Remove all references to gengtype-yacc.
23984 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23986 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23987 add GTY((skip)) to the field that's only conditionally there.
23988 * doc/install.texi: Document that Bison is no longer required
23989 unless building treelang.
23991 * gengtype.c: Don't include gtyp-gen.h.
23992 (srcdir): Declare here.
23993 (base_files, lang_dir_names): Allocate dynamically.
23994 (gt_files, num_gt_files, num_lang_dirs): New globals.
23995 (measure_input_list, read_input_line, read_input_list)
23996 (set_lang_bitmap): New functions.
23997 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23998 simplify, relying on read_input_list to set up the bitmaps.
23999 (main): Arguments are no longer unused. Check for correct number
24000 of command line arguments, set srcdir and srcdir_len, then call
24001 read_input_list, before doing anything else. No need to worry
24002 about duplicates in main loop.
24003 * configure.ac: Simplify the calculation of all_gtfiles.
24004 Put language tags in there. Don't set or substitute
24005 all_gtfiles_files_langs or all_gtfiles_files_frags.
24006 * Makefile.in: Revamp the way gengtype is invoked, now that it
24007 takes a file on its command line with a much simpler format.
24008 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24009 (GTFILES): Remove duplicates and C source files.
24010 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24011 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24012 * configure: Regenerate.
24014 * gengtype.h: Remove all type definitions to gengtype.c; leave
24015 only definitions of options_p, type_p, and pair_p as opaque
24016 pointers. Update prototypes.
24017 * gengtype.c: Many type definitions moved here from gengtype.h.
24018 Consolidate type definitions at the top of the file.
24019 (xvasprintf): Delete.
24020 (xasprintf): Make static.
24021 (create_nested_pointer_option): Add 'next' parameter.
24022 (create_field_all, create_field_at): New functions.
24023 (create_field): Now a thin wrapper around create_field_all.
24024 (create_optional_field): Rename create_optional_field_ and add
24025 line argument. Original name is now a macro which supplies
24027 (oprintf): Use vsnprintf directly.
24028 (close_output_files): Use fatal rather than perror/exit.
24029 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24030 (main): Set progname. Don't use exit.
24031 * gengtype-yacc.y (struct_fields): Use create_field_at.
24032 (option, optionseqopt): Delete.
24033 (optionseq): Consolidate productions from option here so we
24034 can use the first argument to create_option.
24036 * gengtype-lex.l: Distinguish unions from structures in the
24037 token type. Don't call find_structure; return the tag as a string.
24038 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24039 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24040 string. Reorganize typedef_struct production accordingly.
24041 Use create_nested_ptr_option.
24042 * gengtype.c (create_nested_ptr_option): New function.
24043 * gengtype.h: Declare it.
24045 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24046 (string_type): Don't declare.
24047 (do_scalar_typedef): Declare.
24048 (create_scalar_type): Update prototype.
24049 * gengtype.c (string_type): Make static.
24050 (scalar_nonchar, scalar_char): New.
24051 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24052 (resolve_typedef): Use scalar_nonchar for error recovery.
24053 (create_scalar_type): Remove name_len field. Return scalar_char
24054 or scalar_nonchar as appropriate.
24055 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24056 to use string_type.
24057 (throughout): Use scalar_nonchar instead of calling
24058 create_scalar_type, whenever possible.
24059 (main): Initialize scalar_char and scalar_nonchar before calling
24061 * gengtype-lex.l: Adjust for removal of second argument to
24062 create_scalar_type. Use yylval.s instead of yylval.t when
24064 * gengtype-yacc.y: Type of SCALAR is string. Call
24065 create_scalar_type from type:SCALAR rule. Adjust for removal of
24066 second argument to create_scalar_type.
24068 * vec.h: Remove all #if IN_GENGTYPE blocks.
24069 Add comment saying that changes may require adjustments to gengtype.
24070 * gengtype.c: Don't include coretypes.h or tm.h.
24071 Add comment to inclusion of errors.h.
24072 (note_def_vec, note_def_vec_alloc): New functions.
24073 * gengtype.h: Declare new functions.
24074 * gengtype-lex.l: Don't include coretypes.h.
24075 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24077 (update_lineno): Remove unnecessary prototype.
24078 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24079 (VEC rule): Just return VEC_TOKEN.
24080 * gengtype-yacc.y (VEC_TOKEN): New token type.
24081 (type): Add a production for VEC(a,b).
24082 * Makefile.in: Update dependencies.
24084 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24085 typedefs that use the old PARAMS macro.
24087 * gengtype-lex.l: Remove all rules and states relating to yacc
24089 * gengtype-yacc.y: Similarly.
24090 * gengtype.c (note_yacc_type): Delete function.
24091 * gengtype.h: Update prototypes.
24093 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24095 * tree-pretty-print.c (dump_generic_node): Report precision of
24096 unnamed integer types.
24098 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24100 * ifcvt.c (noce_try_store_flag_constants): Don't check
24101 no_new_pseudos here.
24102 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24103 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24104 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24105 noce_try_sign_mask): Likewise.
24106 (if_convert): Check no_new_pseudos here.
24108 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24110 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24111 (noce_get_condition): Handle new then_else_reversed argument.
24112 (noce_init_if_info): Remove, fold into noce_find_if_block.
24113 (noce_process_if_block): Take a struct noce_if_info as the
24114 argument. Don't set up one based on ce_if_info. Update pointer
24115 references accordingly.
24116 (cond_move_process_if_block): Likewise.
24117 (process_if_block): Removed.
24118 (find_if_block): Removed. Move functionality two new functions,
24119 noce_find_if_block and cond_exec_find_if_block.
24120 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24121 blocks and the symmetric IF-ELSE-JOIN case.
24122 (cond_exec_find_if_block): Also new function mostly based on old
24123 find_if_block and process_if_block.
24124 (find_if_header): Replace find_if_block call with separately
24125 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24126 (find_cond_trap): Update noce_get_condition call.
24127 (dead_or_predicable): Likewise.
24129 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24131 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24133 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24134 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24135 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24136 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24137 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24138 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24139 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24140 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24141 __builtin_ia32_psrad128 builtins.
24143 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24145 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24146 * config/i386/constraints.md
24147 (define_constraint "I"): Use IN_RANGE macro.
24148 (define_constraint "J"): Ditto.
24149 (define_constraint "K"): Ditto.
24150 (define_constraint "M"): Ditto.
24151 (define_constraint "N"): Ditto.
24152 (define_constraint "O"): Ditto.
24153 * config/i386/predicates.md
24154 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24155 (define_predicate "const_0_to_3_operand"): Ditto.
24156 (define_predicate "const_0_to_7_operand"): Ditto.
24157 (define_predicate "const_0_to_15_operand"): Ditto.
24158 (define_predicate "const_0_to_63_operand"): Ditto.
24159 (define_predicate "const_0_to_255_operand"): Ditto.
24160 (define_predicate "const_1_to_31_operand"): Ditto.
24161 (define_predicate "const_2_to_3_operand"): Ditto.
24162 (define_predicate "const_4_to_7_operand"): Ditto.
24164 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24166 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24167 in SImode for save_world.
24168 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24171 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24173 PR tree-optimization/30784
24174 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24177 2007-03-25 Revital Eres <eres@il.ibm.com>
24179 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24180 Fold movement_possibility function into it.
24182 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24184 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24185 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24186 (call_indirect_nonlocal_darwin64): Same.
24187 (call_nonlocal_darwin64): Same.
24188 (call_value_indirect_nonlocal_darwin64): Same.
24189 (call_value_nonlocal_darwin64): Same.
24190 (sibcall_nonlocal_darwin64): Same.
24191 (sibcall_value_nonlocal_darwin64): Same.
24192 (sibcall_symbolic_64): Same.
24193 (sibcall_value_symbolic_64): Same.
24194 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24196 (rs6000_emit_load_toc_table): Same.
24197 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24198 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24200 (divss_call): Same.
24201 (divus_call): Same.
24202 (quoss_call): Same.
24203 (quous_call): Same.
24204 (load_toc_v4_pic_si): Same
24205 (load_toc_v4_PIC_1): Same.
24206 (load_toc_v4_PIC_1b): Same.
24207 (call_indirect_aix{32,64}): Same.
24208 (call_value_indirect_aix{32,64}): Same.
24210 (call_value): Same.
24211 (call_local{32,64}): Same.
24212 (call_value_local{32,64}): Same.
24213 (call_indirect_nonlocal_aix{32,64}): Same.
24214 (call_nonlocal_aix{32,64}): Same.
24215 (call_value_indirect_nonlocal_aix{32,64}): Same.
24216 (call_value_nonlocal_aix{32,64}): Same.
24217 (call_indirect_nonlocal_sysv<mode>): Same.
24218 (call_nonlocal_sysv<mode>): Same.
24219 (call_value_indirect_nonlocal_sysv<mode>): Same.
24220 (call_value_nonlocal_sysv<mode>): Same.
24222 (sibcall_local{32,64}): Same.
24223 (sibcall_value_local{32,64}): Same.
24224 (sibcall_nonlocal_aix{32,64}): Same.
24225 (sibcall_value_nonlocal_aix{32,64}): Same.
24226 (sibcall_nonlocal_sysv<mode>): Same.
24227 (sibcall_value): Same.
24228 (sibcall_value_nonlocal_sysv<mode>): Same.
24230 2007-03-24 Paul Brook <paul@codesourcery.com>
24232 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24233 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24235 2007-03-24 Richard Henderson <rth@redhat.com>
24237 * config/ia64/constraints.md: New file.
24238 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24239 satisfies_constraint_?.
24240 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24241 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24242 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24243 ia64_output_mi_thunk): Likewise.
24244 (ia64_const_ok_for_letter_p): Remove.
24245 (ia64_const_double_ok_for_letter_p): Remove.
24246 (ia64_extra_constraint): Remove.
24247 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24248 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24249 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24250 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24251 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24252 EXTRA_MEMORY_CONSTRAINT): Remove.
24253 * config/ia64/ia64.md: Include constriants.md. Replace
24254 CONST_OK_FOR_? with satisfies_constraint_?.
24256 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24257 H.J. Lu <hongjiu.lu@intel.com>
24259 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24261 (name macros): Use DPD_BID_NAME to convert names properly.
24263 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24264 decimal floating point format.
24265 (init_floating_libfuncs): Change decimal functions so that they
24266 have a "bid_" prefix if the decimal system uses the BID format,
24267 and "dpd_" prefix if the decimal system uses the DPD format.
24268 (init_interclass_conv_libfuncs): Ditto.
24269 (init_intraclass_conv_libfuncs): Ditto.
24271 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24272 using the BID format.
24274 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24275 whether we are using the BID decimal format.
24276 * configure: Regenerate.
24278 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24279 the compiler has decimal floating point enabled. Define
24280 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24283 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24284 using the BID format.
24286 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24287 whether we are using the BID decimal format.
24288 * configure: Regenerate.
24290 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24291 the compiler has decimal floating point enabled. Define
24292 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24295 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24296 options, and that it is enabled for i386/x86_64 systems.
24298 * Makefile.in (enable_decimal_float): New.
24300 (DECNUMINC): Add -I$(DECNUMFMT).
24301 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24302 to $(DECNUMFMT) from $(DECNUM).
24304 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24305 Substitute enable_decimal_float.
24306 * configure: Regenerated.
24309 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24312 * configure.ac: Enable decimal float for x86_64-*-linux*.
24313 * configure: Regenerated.
24316 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24317 decimal128ClearSign to flip and clear the sign bit in decimal128.
24318 (decimal_real_maxval): Set decimal128SetSign to set the sign
24321 2007-03-23 Ian Lance Taylor <iant@google.com>
24323 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24325 2007-03-23 Ian Lance Taylor <iant@google.com>
24327 * tree-dump.c (dump_files): Correct comment.
24329 2007-03-23 Ian Lance Taylor <iant@google.com>
24331 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24333 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24335 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24336 in cfglayout mode. Don't go into and out of cfglayout mode.
24337 Link the blocks in the order of the constructed traces.
24338 (rest_of_handle_tracer): Adjust call to tracer.
24339 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24340 Don't go into cfglayout mode.
24341 (rtl_loop_done): Don't go out of cfglayout mode.
24342 * cfglayout.c (relink_block_chain): New function, split out from...
24343 (fixup_reorder_chain): ...here. Remove redundant checking.
24344 (cfg_layout_finalize): Don't clear the header, footer, and aux
24345 fields here, move the code to do so to relink_block_chain. Likewise
24346 for free_original_copy_tables.
24347 * rtl.h (tracer): Update prototype.
24348 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24349 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24350 mode. Use relink_block_chain to serialize the CFG according to the
24351 new basic block order. Move targetm.cannot_modify_jumps_p check from
24353 (gate_handle_reorder_blocks): ...to here.
24354 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24356 (gate_duplicate_computed_gotos): ...to here.
24357 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24358 something always changes when going into and out of cfglayout mode.
24359 Perform an expensive cfg cleanup while going into cfglayout mode.
24360 Always update liveness information on HAVE_conditional_execution
24361 targets. Reserialize the basic blocks and go out of cfglayout mode.
24362 * reg-stack.c: Include cfglayout.h.
24363 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24364 the call to reorder_basic_blocks.
24365 * basic-block.h (reorder_basic_blocks): Update prototype.
24366 (relink_block_chain): New prototype.
24367 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24369 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24371 * config/mips/mips.md (type, hazard, *movdi_32bit,
24372 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24373 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24374 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24375 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24376 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24378 (movcc): Change first xfer to multi.
24379 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24380 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24381 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24382 config/mips/generic.md: Change reservations using "xfer" to use
24384 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24385 using match_operand.
24386 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24387 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24389 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24391 2007-03-22 Richard Henderson <rth@redhat.com>
24393 * config/i386/i386.c: Remove unnecessary function declarations.
24394 Move targetm definition, and all related macros, to the end of
24395 the file. Resort some functions to put definitions before uses.
24396 (ix86_attribute_table): Make static. Move to end of file.
24397 (ix86_gimplify_va_arg): Make static.
24399 2007-03-22 Richard Henderson <rth@redhat.com>
24401 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24402 don't increase local_regparm with force_align_arg_pointer check.
24403 (ix86_function_sseregparm): Assert 32-bit.
24404 (type_has_variadic_args_p): New.
24405 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24406 type_has_variadic_args_p.
24407 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24408 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24409 use memset instead. Do maybe_vaarg check first; skip attribute
24410 tests if true; skip attribute tests for 64-bit.
24411 (construct_container): Remove TARGET_DEBUG_ARG.
24412 (function_arg_advance_32, function_arg_advance_64): Split out ...
24413 (function_arg_advance): ... from here.
24414 (function_arg_32, function_arg_64): Split out ...
24415 (function_arg): ... from here.
24416 (ix86_pass_by_reference): Tidy.
24417 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24418 (function_value_32): New, from parts of ix86_function_value
24419 and ix86_value_regno.
24420 (function_value_64): New, from parts of ix86_function_value
24421 and ix86_libcall_value.
24422 (ix86_function_value_1): New.
24423 (ix86_function_value, ix86_libcall_value): Use it.
24424 (return_in_memory_32, return_in_memory_64): Split out ...
24425 (ix86_return_in_memory): ... from here.
24426 (ix86_struct_value_rtx): Skip for 64-bit.
24427 (ix86_libcall_value, ix86_value_regno): Remove.
24428 (setup_incoming_varargs_64): Split out ...
24429 (ix86_setup_incoming_varargs): ... from here.
24430 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24431 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24432 * config/i386/i386-protos.h (ix86_function_value): Remove.
24433 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24435 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24438 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24439 infinities not supported, otherwise emit warning if -Woverflow. On
24440 underflow, emit warning if -Woverflow.
24441 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24443 * real.h (real_from_string): Update declaration
24445 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24446 Richard Henderson <rth@redhat.com>
24448 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24449 * calls.c (compute_argument_block_size, expand_call,
24450 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24451 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24452 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24453 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24454 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24455 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24456 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24457 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24460 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24462 * c-incpath.c (add_sysroot_to_chain): New.
24463 (merge_include_chains): Add sysroot argument. Call
24464 add_sysroot_to_chain if sysrooted.
24465 (register_include_chains): Update call to merge_include_chains.
24466 * doc/cppopts.texi: Document use of '=' in include directory
24469 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24471 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24472 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24473 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24474 insn pattern using X87MODEF12 mode macro.
24476 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24478 * regmove.c (regmove_optimize): Use reg_mentioned_p
24479 instead of reg_overlap_mentioned_p for DST.
24481 2007-03-21 Mike Stump <mrs@apple.com>
24483 * c.opt: Fixup for Objective-C/C++.
24485 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24487 * explow.c (convert_memory_address): Fold memory reference when
24488 POINTERS_EXTEND_UNSIGNED < 0
24490 2007-03-21 Richard Henderson <rth@redhat.com>
24493 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24494 * config/i386/mmintrin.h (__m64): Likewise.
24495 * config/i386/xmmintrin.h (__m128): Likewise.
24497 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24499 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24500 (VXWORKS_OS_CPP_BUILTINS): Define.
24501 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24502 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24504 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24506 * rtl.h (constant_pool_reference_p): Delete.
24507 (find_constant_src): Declare.
24508 * rtlanal.c (find_constant_src): New function.
24509 * simplify-rtx.c (constant_pool_reference_p): Delete.
24510 * config/i386/i386.md: Use find_constant_src instead of
24511 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24513 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24515 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24516 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24518 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24520 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24521 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24522 (arm_elf_asm_constructor): Use it.
24523 (arm_elf_asm_destructor): New function.
24525 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24527 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24529 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24531 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24533 2007-03-19 Andrew Haley <aph@redhat.com>
24535 PR tree-optimization/31264
24536 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24537 VIEW_CONVERT_EXPRs.
24539 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24541 PR rtl-optimization/30907
24542 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24543 (fwprop_init): Always call loop_optimizer_initialize.
24544 (fwprop_done): Always call loop_optimizer_finalize.
24545 (fwprop): We always have loop info now.
24546 (gate_fwprop_addr): Remove.
24547 (pass_fwprop_addr): Use gate_fwprop as gate.
24549 PR rtl-optimization/30841
24550 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24551 df_chain_alloc): Call df_reorganize_refs unconditionally.
24552 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24553 refs_organized to refs_organized_size.
24554 (df_ref_create_structure): Use refs_organized_size instead of
24555 bitmap_size if refs had been organized, and keep refs_organized_size
24557 * df.h (struct df_ref_info): Change refs_organized to
24558 refs_organized_size.
24559 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24562 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24564 * except.c (output_function_exception_table): Do not reference the
24565 EH personality routine for functions that do not require an
24568 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24571 * c-typeck.c (convert_for_assignment): Call comptypes for
24572 RECORD_TYPE or UNION_TYPE.
24574 PR inline-asm/30505
24575 * reload1.c (reload): Do invalid ASM checking after
24576 cleanup_subreg_operands.
24578 2007-03-19 Jeff Law <law@redhat.com>
24580 * tree-cfg.c (find_taken_edge): Tighten conditions for
24581 optimizing computed gotos.
24583 2007-03-19 Michael Matz <matz@suse.de>
24585 * builtins.c (expand_builtin_sync_operation,
24586 expand_builtin_compare_and_swap,
24587 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24590 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24591 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24594 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24596 * doc/tm.texi: Add brackets around the return type of
24597 TARGET_SECONDARY_RELOAD.
24599 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24600 Richard Guenther <rguenther@suse.de>
24602 PR tree-optimization/31254
24603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24604 Use handled_component_p () where appropriate. Continue
24605 propagating into the rhs if we propagated into an INDIRECT_REF
24608 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24610 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24611 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24612 (xde, xdee): Mode attributes adjusted to support DFP modes.
24613 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24614 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24615 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24616 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24617 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24618 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24619 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24621 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24622 "movsf"): Insn definitions removed.
24623 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24624 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24625 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24627 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24628 "reload_in<mode>", "reload_out<mode>"): Expander added.
24629 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24632 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24634 * config/s390/s390.md: Only non-functional changes. Renamed
24635 FPR mode macro to BFP all over the file.
24637 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24639 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24640 (op_type attribute): RRF instruction type added.
24641 (fT0): New mode attribute.
24642 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24643 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24644 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24645 instruction no secondary memory is needed when moving DFmode values
24646 between GPRs and FPRs.
24648 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24650 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24651 inverted and documentation adjusted.
24652 ("mhard-dfp", "msoft-dfp"): New options.
24653 * config/s390/s390.c (s390_handle_arch_option): New architecture
24655 (override_options): Sanity checks for the new options added.
24656 * config.gcc: New architecture switch: z9-ec.
24657 * config/s390/s390.h (processor_flags): PF_DFP added.
24658 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24659 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24660 when the bit is NOT set so remove it from the defaults.
24662 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24664 * genemit.c (main): Print include statement for dfp.h.
24665 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24668 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24670 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24672 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24675 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24676 instead of PATTERN.
24678 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24680 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24681 attr_length_call, output_call, output_indirect_call): Cleanup
24682 formatting of targetm calls.
24684 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24686 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24688 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24690 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24691 reservation, bypass and anti-bypass descriptions for these
24692 instructions. Update move patterns.
24693 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24696 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24698 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24699 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24700 (get_initial_def_for_reduction): Likewise.
24702 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24704 Fix PR tree-optimization/29922
24705 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24706 (get_representative): Removed.
24707 (value_dies_in_block_x): Update for rvuse removal.
24708 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24709 (compute_antic_aux): Handle when PHI nodes appear in
24710 non-single-successors.
24711 (dump_bitmap_of_names): Removed.
24712 (compute_antic_safe): Renamed and removed rvuse calculation.
24713 Calculate only antic safe.
24714 (insert_into_preds_of_block): Remove assert.
24715 (execute_pre): Update for renamed functions.
24716 (defer_or_phi_translate_block): New function.
24718 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24720 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24721 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24723 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24724 Follow spelling conventions.
24726 * tree-data-ref.h: Remove the prototype for analyze_array.
24728 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24730 PR tree-optimization/31041
24731 * tree-vect-transform.c (get_initial_def_for_induction): Call
24732 force_gimple_operand.
24734 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24736 * ipa-type-escape.c (look_for_casts) : Revert code to use
24737 handled_component_p due to ada test a-numaux.adb.
24739 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24741 * final.c (final_scan_insn): Alter the condition of a
24742 conditional trap if we have nonstandard CC.
24744 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24746 * configure.ac: Remove excess quoting from asm line 0 test.
24747 * configure: Rebuilt.
24749 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24751 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24752 * c-common.c (convert_and_check): Move warning logic to...
24753 (warnings_for_convert_and_check): ...here. Define.
24754 * c-common.h (warnings_for_convert_and_check): Declare.
24756 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24758 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24759 (output_call): Likewise.
24761 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24763 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24765 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24767 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24769 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24771 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24772 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24774 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24776 PR tree-optimization/31183
24777 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24778 Use double_int instead of unsigned int for representing access_strides.
24779 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24781 2007-03-16 Richard Guenther <rguenther@suse.de>
24783 PR tree-optimization/31146
24784 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24785 to allow recursion of forward_propagate_addr_expr.
24786 (forward_propagate_addr_into_variable_array_index): Likewise.
24787 (forward_propagate_addr_expr): Likewise.
24788 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24789 (forward_propagate_addr_expr_1): Recurse on simple copies
24790 instead of propagating into them. Do so for useless conversions
24792 (forward_propagate_addr_expr): Clean up unused statements after
24795 2007-03-16 Richard Guenther <rguenther@suse.de>
24797 * builtins.c (expand_builtin_cexpi): Use the right argument
24798 for the expansion via cexp.
24800 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24802 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24803 * configure: Rebuilt.
24805 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24808 * dwarf2out.c (force_type_die): Adjust comment.
24809 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24811 2007-03-15 DJ Delorie <dj@redhat.com>
24813 * config/frv/predicates.md (minmax_operator): Don't check operands
24816 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24818 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24819 Update constant estimates of number of iterations.
24820 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24821 argument renamed to "realistic".
24822 (compute_estimated_nb_iterations): Removed.
24823 (record_niter_bound): New function.
24824 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24825 call record_nonwrapping_iv with upper = false.
24826 (infer_loop_bounds_from_signedness): Pass upper argument to
24827 record_nonwrapping_iv.
24828 (estimate_numbers_of_iterations_loop): Do not call
24829 compute_estimated_nb_iterations. Record estimate based on profile
24830 information. Initialize the constant estimates of number of
24832 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24834 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24835 number of iterations is too small.
24836 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24837 (EST_NOT_AVAILABLE): Removed.
24838 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24839 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24842 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24844 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24845 Handle NE_EXPR guards.
24847 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24850 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24851 Set also -pedantic-errors by default for the preprocessor unless
24852 -fpermissive is given.
24854 2007-03-15 Richard Guenther <rguenther@suse.de>
24856 PR middle-end/29719
24857 PR middle-end/31161
24858 * builtins.c (expand_builtin_cexpi): As a fallback if we
24859 don't have builtins for sincos or cexp create a function
24860 declaration for cexp and expand to a call to that.
24861 (expand_builtin_int_roundingfn): Always fall
24862 back to floor/ceil and its variants even if they may be
24865 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24867 PR middle-end/31159
24868 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24869 jump tables, move the call to delete_dead_jumptables from here...
24870 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24871 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24872 don't allow merging of blocks that try_redirect_by_replacing_jump
24873 also does not handle when not optimizing.
24875 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24876 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24878 * config/i386/i386.md (x86_sahf_1): Correctly handle
24881 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24884 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24885 x86_64_general_operand as operand[2] predicate. Remove "iF"
24886 from operand constraints and use "e" constraint instead.
24887 (*subti3_1, *subti3_1 splitter): Ditto.
24888 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24889 operand[1] predicate.
24891 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24893 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24894 arrays, multiply the access strides by the size of the sub-array.
24895 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24897 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24899 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24900 the configured assembler supports the sahf mnemonic.
24901 * configure: Regenerate.
24902 * config.in: Regenerate.
24904 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24905 emit "sahf" or ".byte\t0x9e" as asm template.
24907 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24910 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24911 option to replace hard coded TARGET_xxx in md file.
24912 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24913 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24914 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24915 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24916 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24917 (X86_TUNE_NOT_VECTORMODE): Ditto.
24918 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24919 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24920 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24921 (TUNE_SLOW_IMUL_IMM8): Ditto.
24922 (TUNE_MOVE_M1_VIA_OR): Ditto.
24923 (TUNE_NOT_UNPAIRABLE): Ditto.
24924 (TUNE_NOT_VECTORMODE): Ditto.
24926 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24929 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24930 tuning options instead of hard coded TARGET_xxx.
24931 (fix ssemode peephole2's): Ditto.
24932 (imul peephole2's): Ditto.
24934 (movdi_or_rex64): Ditto.
24935 (move peephole2): Ditto.
24936 (not peephole2's): Ditto.
24938 2007-03-14 Dirk Mueller <dmueller@suse.de>
24940 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24941 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24942 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24944 * c-parser.c (c_parser_do_statement): Warn about empty body in
24945 do/while statement.
24946 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24947 * doc/invoke.texi (-Wempty-body): Update documentation.
24949 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24952 * c-common.h (warn_for_div_by_zero): Declare.
24953 * c-common.c (warn_for_div_by_zero): Define.
24954 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24957 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24959 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24960 to PREFIX and STANDARD_PREFIX.
24962 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24963 Phil Edwards <phil@codesourcery.com>
24965 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24966 (__gthread_once_t): Remove busy field for RTPs.
24967 (__GTHREAD_ONCE_INIT): Update accordingly.
24969 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24971 * doc/invoke.texi: Document VxWorks options.
24973 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24975 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24977 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24979 PR tree-optimization/30590
24980 * tree-nrv.c (tree_nrv): Check for the partial update of the
24983 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24985 * flags.h (flag_random_seed): Remove declaration, in favor of...
24986 * toplev.h (get_random_seed, set_random_seed): ... these.
24987 * tree.c (get_file_function_name): Use the former.
24988 * opts.c (common_handle_option): Use the latter.
24991 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24993 PR middle-end/31127
24994 * cse.c (cse_find_path): Do not bail out if a basic block that
24995 we already visited now becomes part of a path that starts at a
24996 different basic block. Just disallow this, to make sure we
24997 visit each basic block at most once.
24999 2007-03-13 Jan Hubicka <jh@suse.cz>
25001 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25002 attributes, when profile esitmate is present, calls with very low
25003 frequency are cold.
25005 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25007 PR tree-optimization/30730
25008 PR tree-optimization/26900
25009 * tree-ssa-loop-niter.c: Include gmp.h.
25010 (bounds): New type.
25011 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25012 split_to_var_and_offset, determine_value_range,
25013 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25014 bound_difference, bounds_add, bounds_negate,
25015 number_of_iterations_ne_max, dump_affine_iv): New functions.
25016 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25017 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25018 difference of initial and final value of control iv to validate
25020 (number_of_iterations_cond): Add loop parameter. Determine bounds
25021 on the difference of the extremes of the control iv. Add dumps.
25022 (expand_simple_operations): Handle phi nodes.
25023 (simplify_using_initial_conditions): Do not record used conditions.
25024 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25025 Do not set additional_info.
25026 (implies_nonnegative_p, implies_ge_p): Removed.
25027 (derive_constant_upper_bound): Do not use parameter `additional'.
25028 (record_estimate): Parameter `additional' removed. Parameter
25029 `i_bound' added. Do not call derive_constant_upper_bound.
25030 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25031 bound the number of iterations estimate.
25032 (estimate_numbers_of_iterations_loop): Pass the estimate from
25033 the number of iterations analysis to record_estimate.
25034 * tree.h (multiple_of_p): Declare.
25035 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25036 (scev_const_prop): Do not check expression_expensive_p.
25037 * fold-const.c (multiple_of_p): Exported.
25038 * double-int.c (double_int_mask): Exported.
25039 * double-int.h (double_int_mask): Declare.
25040 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25041 field. Added max field.
25043 2007-03-13 David Taylor <taylor@candd.org>
25046 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25049 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25052 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25053 two unamed patterns.
25055 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25057 * config/i386/i386.opt (mcx16, msahf): New options.
25058 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25059 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25061 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25062 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25063 Output -mcx16 and -msahf options when corresponding bit is set.
25065 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25066 and -msahf options.
25068 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25070 * configure.ac: Test for assembler tolerance to # 0 "".
25071 * configure, config.in: Rebuilt.
25072 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25074 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25076 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25078 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25079 (handle_syscall): Handle direct system calls.
25080 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25082 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25084 * doc/invoke.texi: Fix cpp.info cross-reference.
25085 * doc/passes.texi: Fix gcc.info cross-reference.
25087 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25089 PR tree-optimization/30835
25090 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25091 bb_for_stmt is not NULL before accessing it.
25093 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25095 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25098 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25101 * doc/install.texi: Document --enable-stage1-languages
25103 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25105 * tree-pass.h (pass_into_cfg_layout_mode,
25106 pass_outof_cfg_layout_mode): Declare.
25107 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25108 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25109 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25110 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25112 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25114 * c-decl.c (warn_variable_length_array): New function.
25115 Refactored from grokdeclarator to handle warn_vla
25116 and handle unnamed array case.
25117 (grokdeclarator): Refactored VLA warning case.
25118 * c.opt (Wvla): New flag.
25119 * doc/invoke.texi (Wvla): New warning.
25121 2007-03-12 Richard Henderson <rth@redhat.com>
25123 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25124 (TARGET_SECTION_TYPE_FLAGS): New.
25126 2007-03-12 Richard Henderson <rth@redhat.com>
25128 * config/darwin.c (machopic_reloc_rw_mask): New.
25129 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25130 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25132 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25134 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25135 * cppdefault.h (cpp_PREFIX): Document.
25136 (cpp_PREFIX_len): Likewise.
25137 (cpp_EXEC_PREFIX): New variable.
25138 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25139 * c-incpath.c (add_standard_paths): Correct logic for relocating
25140 paths within prefix.
25142 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25144 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25145 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25147 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25148 fix_truncdfdi_sse using SSEMODEF mode macro.
25149 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25150 fix_truncdfsi_sse using SSEMODEF mode macro.
25151 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25152 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25154 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25156 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25157 elfos.h to tm_file.
25159 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25161 * tree.h : Add multiple_of_p declaration.
25162 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25163 * ipa-type-escape.c (results_of_malloc): Redundant.
25164 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25165 (cast_type): Extended with new members.
25166 (check_cast): Returns cast_type.
25167 (cast): New structure for data of walk_use_def_chains.
25168 (is_malloc_result, is_cast_from_non_pointer_1,
25169 is_cast_from_non_pointer,
25170 is_array_access_through_pointer_and_index): New functions.
25171 (look_for_casts): Returns cast types.
25172 (check_call): Returns void.
25173 (okay_pointer_operation): Use support of pointer plus index,
25174 pointer plus constant and allow all multiplications.
25176 2007-03-11 Richard Guenther <rguenther@suse.de>
25178 PR tree-optimization/31115
25179 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25180 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25181 A shift count of zero is not special as with *_DIV_EXPR.
25182 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25185 2007-03-11 Ian Lance Taylor <iant@google.com>
25187 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25188 the *_DIV_EXPR codes correctly with overflow infinities.
25190 2007-03-11 Ira Rosen <irar@il.ibm.com>
25192 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25193 indicate success/failure of the analysis. Add negation to subtrahend
25194 in case of subtraction. Fail if both operands contain constants.
25195 (create_data_ref): Fail if analyze_offset fails.
25197 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25199 * config/i386/i386.md (frndintxf2): Rename to ...
25200 (rintxf2): ... this. Remove expander having same name.
25201 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25202 (roundsf2, rounddf2): Ditto.
25203 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25204 (lround<mode>di2, lround<mode>si2): Ditto.
25206 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25208 * lower-subreg.c: Include except.h.
25209 (decompose_multiword_subregs): Verify that the only control flow
25210 insns we can split are loads to multi-words pseudos.
25211 Handle breaking such blocks after splitting, instead of calling
25212 find_many_sub_basic_blocks.
25214 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25215 on the new basic block. Add a lengthy comment explaining why we
25216 thought this was necessary.
25217 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25219 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25222 * tree.c (walk_type_fields): Recurse into the element type of
25223 ARRAY_TYPEs if there is a pointer set.
25225 2007-03-10 Dirk Mueller <dmueller@suse.de>
25227 * c-common.c (warn_logical_operator): Fix condition.
25229 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25231 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25233 * config/darwin.c (machopic_select_section): Remove superfluous
25234 argument in call to categorize_decl_for_section. Remove unused
25237 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25239 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25241 * configure: Regenerate.
25243 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25246 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25247 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25248 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25249 Add LABEL_NUSES to emitted label.
25250 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25251 branch probability value to emitted jump insn.
25252 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25253 Do not check life information and do not re-arrange input operands
25254 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25256 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25258 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25259 the change of decode_asm_operands.
25261 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25263 * mode-switching.c (create_pre_exit): Skip blockage insn.
25265 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25267 * tree-pass.h (TODO_update_smt_usage): Remove.
25269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25273 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25275 * pa.c (attr_length_call): Revise condition for long
25276 pc-relative branch.
25277 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25278 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25279 sequence on SOM target.
25281 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25283 * gcc.c: Document %{, in big comment at top.
25284 (input_suffix_matches): Remove special handling for .s and
25286 (input_spec_matches): New.
25287 (handle_braces): Handle %{,.
25288 (validate_switches): ',' indicates a value which is not a switch.
25289 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25290 to detect assembler input.
25291 * config/i386/sol2.h (CPP_SPEC): Likewise.
25292 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25293 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25294 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25295 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25296 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25297 -m64 causes deployment target to default to 10.5.
25298 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25300 2007-03-09 Richard Henderson <rth@redhat.com>
25303 * target.h (targetm.asm.out.reloc_rw_mask): New.
25304 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25305 (TARGET_ASM_OUT): Use it.
25306 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25307 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25308 use the new reloc_rw_mask target hook instead.
25309 (default_section_type_flags_1): Merge into...
25310 (default_section_type_flags): ... here.
25311 (decl_readonly_section_1): Merge into...
25312 (decl_readonly_section): ... here.
25313 (default_elf_select_section_1): Merge into...
25314 (default_elf_select_section): ... here.
25315 (default_unique_section_1): Merge into...
25316 (default_unique_section): ... here.
25317 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25318 (default_select_rtx_section): Use it.
25319 (default_elf_select_rtx_section): Likewise.
25320 * output.h: Update to match.
25321 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25322 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25323 (TARGET_ASM_RELOC_RW_MASK): New.
25324 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25325 to categorize_decl_for_section.
25326 (x86_64_elf_unique_section): Likewise.
25327 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25328 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25329 (TARGET_ASM_RELOC_RW_MASK): New.
25330 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25331 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25332 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25333 (TARGET_RWRELOC): Remove.
25334 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25335 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25336 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25337 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25338 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25339 (rs6000_xcoff_select_section): Use decl_readonly_section.
25340 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25341 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25342 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25343 (TARGET_SECTION_TYPE_FLAGS): Remove.
25344 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25346 2007-03-09 Roger Sayle <roger@eyesopen.com>
25348 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25349 complex constant equality/inequality comparisons for here.
25350 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25351 known at compile-time or can be simplified to a scalar comparison.
25352 (fold_relational_const): Move compile-time evaluation of complex
25353 constant equality/inequality comparisons to here.
25355 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25357 PR rtl-optimization/30643
25358 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25360 (fold_rtx): Recurse, like before 2006-11-03.
25362 2007-03-09 DJ Delorie <dj@redhat.com>
25364 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25367 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25369 PR tree-optimization/30375
25370 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25371 LHS of statements is not the same.
25372 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25374 2007-03-09 Chao-ying Fu <fu@mips.com>
25376 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25378 * doc/invoke.texi (-mdspr2): Document new option.
25379 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25380 New unspec for DSP REV 2.
25381 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25382 these instructions are extended in DSP REV 2.
25383 (mips-dspr2.md): Include.
25384 * config/mips/mips.opt (mdspr2): New option.
25385 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25386 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25387 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25388 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25389 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25390 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25391 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25393 (bdesc_map): Add one field of unsupported_target_flags.
25394 (bdesc_arrays): Update entries to have extra fields. Add
25396 (mips_init_builtins): Initialize new function types.
25397 Check unsupported_target_fileds to filter out builtins.
25398 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25400 (ASM_SPEC): Pass mdspr2 to the assembler.
25401 * config/mips/mips-dspr2.md: New file.
25403 2007-03-09 Sa Liu <saliu@de.ibm.com>
25405 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25407 2007-03-09 Ian Lance Taylor <iant@google.com>
25409 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25410 argument) like -Wstrict-overflow=2.
25411 * doc/invoke.texi (Warning Options): Update documentation.
25413 2007-03-09 Dirk Mueller <dmueller@suse.de>
25416 * doc/invoke.texi (-Wlogical-op): Document.
25417 * common.opt (-Wlogical-op): New.
25418 * c-common.h (warn_logical_operator): Declare.
25419 * c-common.c (warn_logical_operator): Define.
25420 * c-typeck.c (parser_build_binary_op): Call
25421 warn_logical_operator.
25423 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25425 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25426 * final.c (final_scan_insn): Test for non-"" file name.
25428 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25430 * doc/loop.texi: Document the Omega linear constraints solver.
25431 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25432 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25433 omega-hash-table-size, omega-max-keys, and
25434 omega-eliminate-redundant-constraints.
25435 * tree-pass.h (pass_check_data_deps): Declared.
25438 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25439 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25440 pass_check_data_deps): New.
25441 * tree-data-ref.c (init_data_ref): Remove declaration.
25442 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25443 (analyze_array): Renamed init_array_ref, move up initializations.
25444 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25445 Removed arguments that are set to NULL.
25446 (analyze_indirect_ref): Correct indentation, correct call to
25448 (object_analysis): Call init_array_ref instead of analyze_array.
25449 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25450 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25451 of DR_ACCESS_FNS_ADDR.
25452 (init_omega_eq_with_af, omega_extract_distance_vectors,
25453 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25454 ddr_consistent_p): New.
25455 (compute_affine_dependence): Check consistency of ddrs when
25456 flag_check_data_deps is passed.
25457 (analyze_all_data_dependences): Uncomment.
25458 (tree_check_data_deps): New.
25459 * tree-data-ref.h: Include omega.h.
25460 (DR_ACCESS_FNS_ADDR): Removed.
25461 (data_dependence_relation): Add inner_loop.
25462 (DDR_INNER_LOOP): New.
25463 * common.opt (fcheck-data-deps): New.
25464 * tree-flow.h (tree_check_data_deps): Declare.
25465 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25466 (OBJS-common): Depend on omega.o.
25468 * passes.c (pass_check_data_deps): Scheduled.
25469 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25470 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25471 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25472 PARAM_VECT_MAX_VERSION_CHECKS,
25473 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25475 2007-03-09 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/30904
25478 PR middle-end/31058
25479 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25480 the same way as *_DIV_EXPR.
25482 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25484 * recog.c (decode_asm_operands): No mixed declarations and code.
25486 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25488 * rtl.def (ASM_INPUT): Add location.
25489 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25490 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25491 (decode_asm_operands): Add loc operand.
25492 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25493 * stmt.c (expand_asm): Rename to...
25494 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25495 gen_rtx_ASM_INPUT_loc.
25496 (expand_asm_expr): Adjust.
25497 * recog.c (decode_asm_operands): Add loc operand.
25498 (check_asm_operands, extract_insn): Adjust.
25499 * reload1.c (maybe_fix_stack_asms): Likewise.
25500 * final.c (asm_insn_count): Likewise.
25501 (final_scan_insn): Output # line before and after asm.
25503 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25505 * tree-ssa-structalias.c (variable_info): Remove
25507 (new_var_info): Ditto.
25508 (shared_bitmap_info_t): New structure.
25509 (shared_bitmap_table): New variable.
25510 (shared_bitmap_hash): New function.
25511 (shared_bitmap_eq): Ditto
25512 (shared_bitmap_lookup): Ditto.
25513 (shared_bitmap_add): Ditto.
25514 (merge_smts_into): Change to take bitmap directly.
25515 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25516 (init_alias_vars): Init shared bitmap hashtable.
25517 (delete_points_to_sets): Delete shared bitmap hashtable.
25518 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25519 is_aliased removal as a change that was still necessary was
25522 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25524 * config/i386/i386.h (override_options): Conditionally disable
25525 x86_sahf for 64bit targets only.
25527 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25530 * c-decl.c (merge_decls): Don't call make_var_volatile.
25531 * varasm.c (make_var_volatile): Remove.
25532 * output.h (make_var_volatile): Remove.
25534 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25536 PR tree-optimization/31085
25537 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25539 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25541 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25542 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25543 ATTR_CONST_NOTHROW_LIST.
25545 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25548 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25550 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25552 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25555 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25557 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25558 passed, use shared libgcc.
25560 2007-03-08 Roger Sayle <roger@eyesopen.com>
25562 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25563 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25564 (honor_protect_cleanup_actions, lower_try_finally_switch):
25566 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25567 ifc_temp_var): Likewise.
25568 * tree-inline.c (setup_one_parameter): Likewise.
25569 * tree-mudflap.c (mf_decl_cache_locals,
25570 mf_build_check_statement_for): Likewise.
25571 * tree-nested.c (init_tmp_var, save_tmp_var,
25572 finalize_nesting_tree_1): Likewise.
25573 * tree-outof-ssa.c (insert_copy_on_edge,
25574 insert_backedge_copies): Likewise.
25575 * tree-profile.c (tree_gen_edge_profiler,
25576 tree_gen_ic_profiler): Likewise.
25577 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25578 * tree-sra.c (sra_build_assignment): Likewise.
25579 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25580 * tree-ssa-math-opts.c (insert_reciprocals,
25581 execute_cse_sincos_1): Likewise.
25582 * tree-tailcall.c (adjust_accumulator_values,
25583 adjust_return_value): Likewise.
25584 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25585 * tree-vect-transform.c (vect_create_data_ref_ptr,
25586 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25587 vect_create_epilog_for_reduction, vectorizable_reduction,
25588 vectorizable_call, vectorizable_conversion,
25589 vectorizable_assignment, vectorizable_operation,
25590 vectorizable_type_demotion, vect_gen_widened_results_half,
25591 vect_permute_store_chain, vectorizable_store,
25592 vect_setup_realignment, vect_permute_load_chain,
25593 vectorizable_load, vectorizable_condition,
25594 vect_create_cond_for_align_checks): Likewise.
25595 * tree-vrp.c (build_assert_expr_for): Likewise.
25597 2007-03-08 Ian Lance Taylor <iant@google.com>
25599 * tree-vrp.c: Include "intl.h".
25600 (usable_range_p): New static function.
25601 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25602 overflowed values, juts set *strict_overflow_p.
25603 (compare_values): Only return -2 if one of the operands is not a
25605 (compare_ranges): Call usable_range_p.
25606 (compare_range_with_value): Likewise.
25607 (vrp_evaluate_conditional_warnv): Rename from
25608 vrp_evaluate_conditional. Make static. Change all callers.
25609 (vrp_evaluate_conditional): New function.
25610 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25611 on signed overflow.
25612 (simplify_abs_using_ranges): Likewise.
25613 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25614 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25615 within_stmt parameter.
25616 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25617 vrp_evaluate_conditional.
25618 * tree-ssa-threadedge.c
25619 (record_temporary_equivalences_from_stmts_at_dest): Change
25620 simplify parameter to take a second tree parameter.
25621 (simplify_control_stmt_condition): Likewise.
25622 (thread_across_edge): Likewise.
25623 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25624 (thread_across_edge): Likewise.
25625 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25627 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25629 * config/i386/i386.h (TARGET_SAHF): New define.
25630 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25631 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25632 (x86_sahf): New global variable.
25633 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25634 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25635 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25636 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25638 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25639 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25640 when expanding fcomi/sahf based tests.
25641 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25642 expanding sahf based alternative. Emit sahf based sequence when
25643 optimizing for code size.
25644 * config/i386/i386.md (x86_sahf_1): Do not disable for
25645 TARGET_64BIT, enable for TARGET_SAHF.
25647 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25649 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25650 spurious whitespace from error message.
25652 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25655 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25657 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25659 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25661 * tree-sra.c (instantiate_element): Propagate disabled warnings
25662 from the element itself to the created variable.
25664 2007-03-07 Richard Henderson <rth@redhat.com>
25667 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25668 silently fix up the stack in the case of a missing register.
25670 2007-03-07 Paul Brook <paul@codesourcery.com>
25672 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25674 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25676 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25678 (phase1_vrs): Use them.
25679 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25680 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25681 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25682 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25683 __gnu_Unwind_Restore_WMMXC if required.
25684 (_Unwind_VRS_Pop): Implement iWMMXt support.
25685 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25686 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25687 gnu_Unwind_Save_WMMXC): Define.
25689 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25691 * config/vxworks.h (vxworks_override_options): Declare.
25692 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25693 * config/vxworks.c: Include target.h and toplev.h.
25694 (vxworks_override_options): New function.
25695 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25697 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25699 * config/s390/s390.c (override_options): Don't emit an error when
25700 -mstack-size is used without providing -mstack-guard.
25701 (s390_emit_prologue): Choose stack_guard value automatically if not
25702 provided via command line.
25703 * doc/invoke.texi: Adjust description of -mstack-guard and
25706 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25708 * config/i386/i386.c (output_set_got): Add a GOT initialization
25709 sequence for VxWorks PIC.
25710 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25711 around labels as well as symbols. Use gotoff_operand instead
25712 of local_symbolic_operand.
25713 (legitimize_pic_address): Use gotoff_operand instead of
25714 local_symbolic_operand. Use @GOT accesses for labels as
25716 (ix86_output_addr_diff_elt): Use PC-relative rather than
25717 GP-relative offsets for VxWorks PIC.
25718 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25719 no_new_pseudos. Check whether the returned register is op0.
25720 * config/i386/i386.md (tablejump): Use PC-relative rather than
25721 GP-relative offsets for VxWorks PIC.
25722 * config/i386/predicates.md (gotoff_operand): New predicate.
25724 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25726 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25728 * config/vxworks-dummy.h: New file.
25729 * config/i386/i386.h: Include it.
25731 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25733 * dwarf2out.c (is_inlined_entry_point): New
25734 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25735 DW_AT_ranges if the first subblock is the entry point.
25737 2007-03-06 David Daney <ddaney@avtrex.com>
25739 * doc/install.texi (mips-*-*): Change recommended binutils
25742 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25744 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25745 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25747 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25748 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25750 2007-03-06 Jan Hubicka <jh@suse.cz>
25752 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25753 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25755 (probably_cold_bb_p): Cold functions are cold.
25756 (probably_never_executed_bb_p): Cold functions are cold.
25757 (tree_bb_level_predictions): Predict calls to cold functions as not
25759 (compute_function_frequency): Check hot/cold attributes.
25760 * function.h (function_frequency): Update comments.
25761 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25762 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25763 (c_common_att): Add cold and hot.
25765 * doc/extend.texi (hot,cold attributes): Document.
25767 2007-03-06 Andrew Haley <aph@redhat.com>
25769 * function.c (expand_function_end): Move blockage to just after we
25770 emit the label for the naked return from the function.
25772 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25774 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25777 2007-03-06 Jan Hubicka <jh@suse.cz>
25779 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25780 loaded for constant large models. Non-large 64bit PIC can do.
25781 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25782 * cmodel.h: Add LARGE PIC.
25783 * i386.md (UNSPEC_PLTOFF): New.
25784 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25786 (*call_1_rex64): Disable for large models.
25787 (*call_1_rex64_large): New.
25788 (*call_value_1_rex64): Disable for large models.
25789 (*call_value_1_rex64_large): New.
25790 (set_rip_rex4): New.
25791 (set_got_offset_rex64): New.
25792 * predicates.md (constant_call_address_operand): For large model
25793 constant calls are not possible.
25794 * i386-protos.h (construct_plt_address): Declare.
25795 * i386.c (override_options): Accept large models.
25796 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25797 (legitimate_constant_p): Add new UNSPECs.
25798 (legitimate_pic_operand_p): Likewise.
25799 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25800 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25802 (output_pic_addr_const): Add PLTOFF.
25803 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25804 (ix86_expand_move): Legitimize pic address when in PIC mode.
25805 (construct_plt_address): New function.
25806 (ix86_expand_call): Offload the address to register and use GOT
25807 pointer for large model.
25808 * invoke.texi (mcmodel=large): Update documentation.
25810 2007-03-06 Richard Henderson <rth@redhat.com>
25812 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25813 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25814 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25815 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25816 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25817 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25818 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25819 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25820 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25821 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25822 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25823 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25824 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25825 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25826 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25827 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25828 x86_schedule, x86_use_bt, x86_pad_returns,
25829 x86_use_xchgb): Merge into ...
25830 (ix86_tune_features): ... here. New array.
25831 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25832 x86_bswap): Merge into ...
25833 (ix86_arch_features): ... here. New array.
25834 (x86_3dnow_a): Remove.
25835 (x86_accumulate_outgoing_args): Make static.
25836 (x86_arch_always_fancy_math_387): Make static.
25837 (ix86_tune_mask, ix86_arch_mask): Move ...
25838 (override_options): ... to local variables here. Apply the
25839 appropriate mask to each element of ix86_arch_features and
25840 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25841 as were done in the old macros.
25842 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25843 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25844 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25845 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25846 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25847 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25848 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25849 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25850 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25851 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25852 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25853 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25854 x86_accumulate_outgoing_args, x86_prologue_using_move,
25855 x86_epilogue_using_move, x86_decompose_lea,
25856 x86_arch_always_fancy_math_387, x86_shift1,
25857 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25858 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25859 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25860 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25861 x86_use_incdec, x86_pad_returns, x86_bswap,
25862 x86_partial_flag_reg_stall): Remove.
25863 (enum ix86_tune_indices): New.
25864 (ix86_tune_features): New.
25865 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25866 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25867 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25868 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25869 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25870 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25871 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25872 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25873 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25874 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25875 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25876 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25877 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25878 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25879 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25880 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25881 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25882 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25883 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25884 TARGET_EXT_80387_CONSTANTS): Use it.
25885 (enum ix86_arch_indices): New.
25886 (ix86_arch_features): New.
25887 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25888 TARGET_BSWAP): Use it.
25889 (ix86_tune_mask, ix86_arch_mask): Remove.
25891 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25894 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25895 Define using $${sysroot_headers_suffix}.
25896 * configure: Regenerate.
25897 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25898 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25900 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25901 * gcc.c (print_sysroot_headers_suffix): New.
25902 (option_map): Include --print-sysroot-headers-suffix.
25903 (display_help): Mention -print-sysroot-headers-suffix.
25904 (process_command): Handle -print-sysroot-headers-suffix.
25905 (do_spec_1): Append multilib directory to include-fixed path if
25906 sysroot suffixes in use.
25907 (main): Handle -print-sysroot-headers-suffix.
25908 * Makefile.in (start.encap): Don't depend on xlimits.h
25909 (xlimits.h): Remove.
25910 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25911 limits.h for each multilib in fixinc_list.
25912 (fixinc_list, s-fixinc_list): New.
25913 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25914 generate them for each multilib in fixinc_list.
25915 (stmp-fixproto): Use include-fixed. Run fixproto for each
25916 multilib in fixinc_list.
25917 (mostlyclean): Don't remove xlimits.h.
25918 (clean): Remove include-fixed.
25919 (real-install-headers-tar, real-install-headers-cpio,
25920 real-install-headers-cp): Don't copy include, only include-fixed.
25921 (install-mkheaders): Depend on fixinc_list. Don't depend on
25922 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25923 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25924 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25926 2007-03-06 Jan Hubicka <jh@suse.cz>
25928 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25931 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25933 * configure.ac: Allow tm_file to contain build-directory files.
25934 * configure: Regenerate.
25935 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25936 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25937 * config/m68k/print-sysroot-suffix.sh: New file.
25939 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25941 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25942 of pic_offset_table_rtx if reload_completed.
25943 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25944 PIC_OFFSET_TABLE_REGNUM.
25945 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25947 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25948 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25952 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25953 functions that call eh_return.
25955 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25957 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25958 functions that need a constant pool.
25960 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25963 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25964 (m68k_preferred_reload_class): Likewise.
25965 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25966 (SECONDARY_RELOAD_CLASS): Define.
25967 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25968 (LIMIT_RELOAD_CLASS): Delete.
25969 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25970 registers from storing bytes.
25971 (m68k_secondary_reload_class): New function.
25972 (m68k_preferred_reload_class): Likewise.
25974 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25976 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25978 (m68k_expand_prologue): Likewise.
25980 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25982 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25983 (mips_expand_epilogue): Add a bool parameter.
25984 (m68k_legitimize_sibcall_address): Declare.
25985 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25986 (m68k_expand_epilogue): Add a parameter to select between sibling
25987 and normal epilogues. Only generate a return for the latter.
25988 (m68k_ok_for_sibcall_p): New function.
25989 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25990 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25991 (sibcall_value, *sibcall_value): Likewise.
25992 (*call, *call_value): Require !SIBLING_CALL_P.
25993 (epilogue): Update call to m68k_expand_epilogue.
25994 (sibcall_epilogue): New pattern.
25995 * config/m68k/predicates.md (const_call_operand): Say that this
25996 predicate applies to sibling calls too.
25997 (sibcall_operand): New predicate.
25999 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26001 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26002 alternatives as movsi_cf.
26003 (movsf_cf_hard): Add commentary.
26005 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26006 Richard Sandiford <richard@codesourcery.com>
26008 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26009 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26010 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26011 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26012 as being live on exit from an interrupt function.
26013 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26014 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26015 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26016 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26017 (m68k_interrupt_function_p): Globalize.
26018 (m68k_compute_frame_layout): Remove reverse mask code.
26019 (m68k_emit_movem, m68k_set_frame_related): New functions.
26020 (m68k_output_function_prologue): Delete in favor of...
26021 (m68k_expand_prologue): ...this new function.
26022 (m68k_output_function_epilogue): Delete in favor of...
26023 (m68k_expand_epilogue): ...this new function.
26024 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26026 (print_operand): Handle %?.
26027 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26028 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26029 (prologue, epilogue): New patterns.
26030 (return): Turn into a define_expand.
26031 (*return): New pattern, derived from old "return" pattern. Use rte
26032 rather than rts for interrupt functions. Only use rtd if the pop
26034 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26035 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26036 (link, *link, unlink, *unlink, load_got): Likewise.
26038 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26042 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26043 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26044 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26045 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26046 and m68k_matches_u_p.
26047 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26048 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26049 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26050 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26051 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26052 (REG_STRICT_P): New macro.
26053 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26054 PCREL_GENERAL_OPERAND_OK.
26055 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26056 m68k_legitimate_base_reg_p.
26057 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26058 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26059 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26060 * config/m68k/m68k.c (m68k_address): New structure.
26061 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26062 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26063 (m68k_jump_table_ref_p, m68k_decompose_address)
26064 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26065 (m68k_matches_u_p): New functions.
26066 (print_operand_address): Rewrite to use m68k_decompose_index.
26068 2007-03-05 David Taylor <dtaylor@emc.com>
26070 * gcc.c: Correct copyright date in --version output.
26072 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26074 * pa.md: In unamed move patterns, disparge copies between general
26075 and floating point registers using '?' modifier. Don't include 'f'
26076 constraint for register preferences in DImode, SImode, HImode and
26077 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26078 Remove constraints for copies between general and floating registers
26079 in soft-float DFmode pattern.
26080 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26084 2007-03-05 Mike Stump <mrs@apple.com>
26086 * c-common.c (targetcm): Add.
26087 * c-opts.c (c_common_handle_option): Handle language specific
26089 * opts.c (handle_option): Verify language for target options, if
26091 * opth-gen.awk: Add CL_LANG_ALL.
26092 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26093 (TARGETCM_INITIALIZER): Add.
26094 * target.h (struct gcc_targetcm): Add.
26096 * targhooks.c (default_handle_c_option): Add.
26097 * targhooks.h (default_handle_c_option): Add.
26098 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26100 * config/darwin.opt (iframework): Add.
26101 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26102 * config/darwin-c.c (handle_c_option): Add.
26103 (TARGET_HANDLE_C_OPTION): Add.
26105 * doc/invoke.texi (Darwin Options): Add -iframework.
26107 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26109 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26112 2007-03-05 Ian Lance Taylor <iant@google.com>
26114 * c.opt (fgnu89-inline): New option.
26115 * c-opts.c (c_common_post_options): Set default value for
26117 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26118 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26120 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26121 (grokdeclarator, start_function): Likewise.
26122 * c-cppbuiltin.c (c_cpp_builtins): Define either
26123 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26124 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26125 (C Dialect Options): Document -fgnu89-inline.
26126 * doc/extend.texi (Function Attributes): Explain what the
26127 gnu_inline attribute does.
26128 * doc/cpp.texi (Common Predefined Macros): Document
26129 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26131 2007-03-05 Ian Lance Taylor <iant@google.com>
26133 PR tree-optimization/31034
26134 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26135 half-range if the other side is an overflow infinity.
26137 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26139 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26140 (bfin*-linux-uclibc*): New configuration.
26141 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26143 * config/bfin/linux.h: New file.
26144 * config/bfin/libgcc-bfin.ver: New file.
26145 * config/bfin/t-bfin-uclinux: New file.
26146 * config/bfin/t-bfin-linux: New file.
26147 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26148 (TARGET_OS_CPP_BUILTINS): New macro.
26150 2007-03-05 Richard Guenther <rguenther@suse.de>
26152 * fold-const.c (fold_binary): Remove duplicate folding
26153 of comparison of non-null ADDR_EXPR against null.
26155 2007-03-05 Richard Guenther <rguenther@suse.de>
26156 Dorit Nuzman <dorit@il.ibm.com>
26158 PR tree-optimization/26420
26159 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26160 are no loops in the function. Only print the number of
26161 vectorized loops if it is greater than zero or we are supposed
26162 to print information about unvectorized loops.
26164 2007-03-05 Revital Eres <eres@il.ibm.com>
26166 * gcc.dg/var-expand1.c: New test.
26167 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26168 when an accumulator is expanded.
26170 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26173 * c-common.c (convert_and_check): Don't give warnings for
26174 conversion if 'expr' already overflowed.
26176 2007-03-04 Roger Sayle <roger@eyesopen.com>
26178 PR middle-end/30744
26179 * fold-const.c (fold_comparison): Enforce type consistency when
26180 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26182 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26184 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26185 containing a cast to the base of TARGET_MEM_REF.
26187 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26189 * tree.c (tree_contains_struct_check_failed): Remove spurious
26190 whitespace from error message.
26192 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26195 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26196 instead of precision.
26198 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26199 Nathan Sidwell <nathan@codesourcery.com>
26201 * emit-rtl.c (find_auto_inc): New.
26202 (try_split): recreate REG_INC notes,
26203 Use regular for loops rather than whiles.
26205 2007-03-03 Andreas Schwab <schwab@suse.de>
26207 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26208 * configure: Regenerate.
26210 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26212 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26213 flag_rounding_math, not flag_unsafe_math_optimizations.
26215 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26217 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26218 alpha_fold_vector_minmax): Likewise.
26219 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26220 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26222 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26224 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26225 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26226 if the lhs has side-effects.
26227 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26229 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26231 * config/i386/i386.h (TUNEMASK): Remove define.
26232 (ARCHMASK): Remove define.
26233 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26234 Use ix86_arch_mask variable instead of ARCHMASK.
26235 * config/i386/i386.c (override_options): Ditto.
26236 (standard_80387_constant_p): Ditto.
26238 2007-03-02 Ian Lance Taylor <iant@google.com>
26240 Used signed infinities in VRP.
26241 * tree-vrp.c (uses_overflow_infinity): New static function.
26242 (supports_overflow_infinity): New static function.
26243 (make_overflow_infinity): New static function.
26244 (negative_overflow_infinity): New static function.
26245 (positive_overflow_infinity): New static function.
26246 (is_negative_overflow_infinity): New static function.
26247 (is_positive_overflow_infinity): New static function.
26248 (is_overflow_infinity): New static function.
26249 (overflow_infinity_range_p): New static function.
26250 (compare_values_warnv): New function split out of compare_values.
26251 (compare_value): Call it.
26252 (set_value_range_to_nonnegative): Add overflow_infinity
26253 parameter. Change caller.
26254 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26256 (vrp_expr_computes_nonzero): Likewise.
26257 (compare_ranges, compare_range_with_value): Likewise.
26258 (compare_name_with_value, compare_names): Likewise.
26259 (vrp_evaluate_conditional): Likewise.
26260 (set_value_range): Handle infinity
26261 (vrp_operand_equal_p, operand_less_p): Likewise.
26262 (extract_range_from_assert): Likewise.
26263 (vrp_int_const_binop): Likewise.
26264 (extract_range_from_binary_expr): Likewise.
26265 (extract_range_from_unary_expr): Likewise.
26266 (extract_range_from_comparison): Likewise.
26267 (extract_range_from_expr): Likewise.
26268 (dump_value_range): Likewise.
26269 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26270 (test_for_singularity): Likewise.
26271 (vrp_int_const_binop): Remove inline qualifier.
26272 (adjust_range_with_scev): Add comment.
26273 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26275 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26277 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26278 (get_constraint_for): Likewise.
26279 (do_structure_copy): Likewise.
26280 (find_func_aliases): Fix references to MODIFY_EXPR.
26281 (intra_create_variable_infos): Tidy.
26282 * tree-ssa-operands.c (add_virtual_operand): Add argument
26284 When adding members of alias sets, if IS_CALL_SITE is true and
26285 the symbol is not call-clobbered, skip it.
26286 Adjust all callers.
26288 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26290 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26291 entry by means of emit_insn_at_entry.
26293 2007-03-02 Richard Henderson <rth@redhat.com>
26295 * expr.h (promoted_input_arg): Remove decl.
26296 * function.c (promoted_input_arg): Merge into ...
26297 * combine.c (setup_incoming_promotions): ... only caller.
26298 Rearrange to avoid double loop.
26300 2007-03-02 Ben Elliston <bje@au.ibm.com>
26301 Peter Bergner <bergner@vnet.ibm.com>
26302 Janis Johnson <janis187@us.ibm.com>
26304 * config/rs6000/dfp.md: New file.
26305 * config/rs6000/rs6000.md: Include dfp.md.
26306 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26307 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26308 and TDmode decimal float modes in FP registers.
26309 (num_insns_constant): Likewise.
26310 (rs6000_legitimate_offset_address_p): Likewise.
26311 (rs6000_legitimize_address): Likewise.
26312 (rs6000_legitimize_reload_address): Likewise.
26313 (rs6000_legitimate_address): Likewise.
26314 (rs6000_emit_move): Likewise.
26315 (function_arg_boundary): Likewise.
26316 (function_arg_advance): Likewise.
26317 (rs6000_darwin64_record_arg_recurse): Likewise.
26318 (function_arg): Likewise.
26319 (rs6000_gimplify_va_arg): Likewise.
26320 (rs6000_split_multireg_move): Likewise.
26321 (rs6000_output_function_epilogue): Likewise.
26322 (rs6000_output_function_epilogue): Likewise.
26323 (rs6000_register_move_cost): Likewise.
26324 (rs6000_function_value): Likewise.
26325 (rs6000_libcall_value): Likewise.
26327 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26329 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26331 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26333 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26334 Use $MULTIDIR to choose between the kernel and RTP headers,
26335 and use $WIND_BASE and $WIND_USR to locate them.
26337 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26339 * config/i386/i386.c (override_options): Put initialization of
26340 ix86_tune_mask and ix86_arch_mask to the correct place.
26342 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26343 Michael Meissner <michael.meissner@amd.com>
26346 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26347 (ARCHMASK): Define.
26348 (TARGET_CMOVE): Use ARCHMASK.
26349 (TARGET_CMPXCHG): Ditto.
26350 (TARGET_CMPXCHG8B): Ditto.
26351 (TARGET_XADD): Ditto.
26352 (TARGET_BSWAP): Ditto.
26353 * config/i386/i386.c (ix86_tune_mask): New global variable.
26354 (ix86_arch_mask): Ditto.
26355 (override_options): Initialize ix86_tune_mask and
26356 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26359 2007-03-02 Ben Elliston <bje@au.ibm.com>
26362 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26364 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26366 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26367 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26368 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26369 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26371 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26372 rs6000_init_dwarf_reg_sizes_extra): New.
26373 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26374 SPE register high parts.
26376 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26378 * Makefile.in: Add install-pdf target as
26379 copied from automake v1.10 rules.
26380 * configure.ac: Add install-pdf to target list.
26381 * configure: Regenerate.
26383 2007-03-01 Paul Brook <paul@codesourcery.com>
26385 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26386 modes to LDRD for DImode.
26387 (output_move_double): Fixup out of range ldrd/strd.
26388 (vfp_secondary_reload_class): Rename...
26389 (coproc_secondary_reload_class): ... to this. Add wb argument.
26390 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26391 coproc_secondary_reload_class for CLASS_IWMMXT.
26392 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26393 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26395 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26397 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26398 unroll factor by the estimated number of iterations.
26399 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26400 than prefetch latency.
26402 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26403 decode_caches_intel, detect_caches_intel): New functions.
26404 (host_detect_local_cpu): Use detect_caches_amd and
26405 detect_caches_intel.
26407 2007-03-01 Richard Henderson <rth@redhat.com>
26409 * expr.c (emit_move_complex_push): Export.
26410 (emit_move_complex_parts): Split out from ...
26411 (emit_move_complex): ... here.
26412 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26413 * config/i386/i386.md (movcdi): New.
26415 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26417 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26418 size of mode1 to check for tieable modes in MMX case.
26420 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26422 * Makefile.in (rtlanal.o): Depend on tree.h.
26423 * rtl.h (offset_within_section_p, split_const): Declare.
26424 * rtlanal.c: Include tree.h.
26425 (offset_within_block_p): New function, taken from
26426 mips_offset_within_object_p.
26427 (split_const): New function, taken from mips_split_const.
26428 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26430 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26431 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26432 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26433 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26434 (m68k_illegitimate_symbolic_constant_p): New function.
26435 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26436 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26437 symbolic constant that might be outside the symbol's section,
26438 move the symbol first and then add the offset.
26439 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26441 * config/mips/mips.c (mips_split_const): Delete.
26442 (mips_offset_within_object_p): Delete.
26443 (mips_symbolic_constant_p): Use offset_within_section_p and
26444 split_const instead of mips_offset_within_object_p and
26446 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26447 (mips_legitimize_const_move, print_operand_reloc)
26448 (mips_dangerous_for_la25_p): Use split_const instead of
26451 2007-02-28 Eric Christopher <echristo@apple.com>
26453 * Makefile.in (install-include-dir): Don't rm -rf include.
26455 2007-02-28 Richard Guenther <rguenther@suse.de>
26457 PR middle-end/30364
26458 * fold-const.c (fold_binary): Do not associate expressions
26459 with more than one variable for integer types that do not wrap.
26461 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26463 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26464 Delete, and replace with...
26465 (fold_builtin_call_array): This. Update callers to use it.
26466 * fold-const.c (fold_build_call_list): Delete, and replace with...
26467 (fold_build_call_array): This.
26468 (fold_build_call_list_initializer): Delete, and replace with...
26469 (fold_build_call_array_initializer): This.
26470 * tree.h: Update declarations to reflect above changes.
26472 * c-typeck.c (build_function_call): Store converted arguments
26473 in a stack-allocated array instead of building a list.
26474 (convert_arguments): Store arguments in the array passed in as an
26475 argument, and return the actual number of arguments.
26476 * c-format.c: (check_function_format): Pass arguments in an
26477 array instead of a list.
26478 * c-common.c (check_function_nonnull): Likewise.
26479 (check_function_sentinel): Likewise.
26480 (check_function_arguments): Likewise.
26481 * c-common.h: Update declarations to reflect above changes.
26483 2007-02-28 Jan Hubicka <jh@suse.cz>
26485 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26486 PRED_NEGATIVE_RETURN): Update outcomes.
26488 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26490 * calls.c (emit_library_call_value_1): Handle partial registers
26491 correctly when building up CALL_INSN_FUNCTION_USAGE.
26493 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26495 * pa/predicates.md (move_src_operand): Allow zero for mode.
26496 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26499 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26502 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26503 *movv2df_internal): Enable pattern only for valid operand
26505 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26506 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26508 2007-02-27 Mike Stump <mrs@apple.com>
26510 * config/darwin-crt3.c: Avoid compilation when compiling for a
26513 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26515 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26517 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26518 for fixed headers and limits.h.
26519 (install-include-dir, install-headers-tar, install-headers-cpio,
26520 install-headers-cp, real-install-headers-tar,
26521 real-install-headers-cpio, real-install-headers-cp): Handle
26522 include-fixed as well as include.
26523 (install-mkheaders): Don't install files that go only in include
26525 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26526 from GCC_INCLUDE_DIR.
26527 * gcc.c (process_command): Remove special -BstageN/ handling.
26528 (do_spec_1): Add include-fixed directories.
26530 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26532 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26534 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26536 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26539 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26541 * c-common.c (get_priority): Add check for
26542 SUPPORTS_INIT_PRIORITY.
26544 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26546 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26548 * config/bfin/bfin.c: Include "cfglayout.h".
26549 (MAX_LSETUP_DISTANCE): New macro.
26550 (struct loop_info): New members incoming, incoming_src and
26551 incoming_dest. Delete member predecessor.
26552 (length_for_loop): New function.
26553 (bfin_optimize_loop): Handle more different loop structures.
26554 (bfin_discover_loop): Rework detection of predecessor blocks by
26555 examining incoming edges.
26556 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26558 (bfin_reorder_loops): New function.
26559 (bfin_reorg_loops): Use these three new functions.
26561 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26562 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26563 (CONSTRAINT_LEN): Add entry for 'q'.
26564 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26565 Add 'q' constraints.
26566 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26567 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26569 * config/bfin/bfin.md (add_with_carry): New pattern.
26570 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26571 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26572 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26573 support unsigned multiplies too. Removed incorrect commutativity from
26574 operand 1 constraint where appropriate.
26575 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26577 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26578 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26580 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26581 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26582 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26583 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26584 usmulhisi_hh_huh): New patterns.
26586 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26587 lshifthi3): Fix output template to use half reg for operand 2.
26589 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26592 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26594 2007-02-27 Andreas Schwab <schwab@suse.de>
26596 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26598 2007-02-27 Jan Hubicka <jh@suse.cz>
26600 * predict.c (last_basic_block_p): Remove.
26601 (tree_estimate_probability): Update return heuristic for commonized
26604 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26606 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26608 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26610 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26611 * doc/cpp.texi: Standardize title page.
26612 * doc/cppinternals.texi: Likewise.
26613 * doc/gcc.texi: Standardize title page, remove version number
26614 from copyright page.
26615 * doc/gccint.texi: Likewise.
26616 * doc/install.texi: Standardize title page, add table of
26619 2007-02-26 Jan Hubicka <jh@suse.cz>
26621 * predict.def: Set outcomes according to more recent results.
26622 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26623 Remove dead predictors.
26624 * predict.c (return_prediction): Fix pasto.
26626 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26628 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26629 change; avoid a memory leak when returning early.
26631 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26633 * c-decl.c (static_ctors): Move to c-common.c.
26634 (static_dtors): Likewise.
26635 (finish_function): Use c_record_cdtor_fn.
26636 (build_cdtor): Move to c-common.c.
26637 (c_write_global_declarations): Use c_build_cdtor_fns.
26638 * c-common.h (static_ctors): Declare.
26639 (static_dtors): Likewise.
26640 (c_record_cdtor_fn): Likewise.
26641 (c_build_cdtor_fns): Likewise.
26642 * c-common.c (static_ctors): New variable.
26643 (static_dtors): Likewise.
26644 (c_record_cdtor_fn): New function.
26645 (build_cdtor): Move from c-decl.c
26646 (c_build_cdtor_fns): New function.
26648 * output.h (assemble_addr_to_section): Declare.
26649 (get_cdtor_priority_section): Likewise.
26650 * varasm.c (assemble_addr_to_section): New function.
26651 (get_cdtor_priority_section): Likewise.
26652 (default_named_section_asm_out_destructor): Use them.
26653 (destor_dtor_section_asm_out_destructor): Likewise.
26654 (default_named_section_asm_out_constructor): Likewise.
26655 (default_ctor_section_asm_out_constructor): Likewise.
26656 * config.gcc (*-*-vxworks*): Include vxworks.o.
26657 * config/t-vxworks (vxworks.o): New target.
26658 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26659 (TARGET_ASM_CONSTRUCTOR): Define.
26660 (TARGET_ASM_DESTRUCTOR): Likewise.
26661 (vxworks_asm_out_constructor): Declare.
26662 (vxworks_asm_out_destructor): Likewise.
26664 * c-common.c (get_priority): Check that we have not just an
26665 INTEGER_CST, but an integer constant with integeral type.
26667 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26669 PR tree-optimization/30938
26670 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26671 use &dt[nargs-1] instead of &dt[nargs] in the call to
26672 vect_is_simple_use().
26674 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26676 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26677 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26678 Do not attempt to handle MEM inside auto-inc expressions.
26679 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26680 of a register modified by an auto-inc expression. However, do handle
26681 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26682 (elimination_effects): Prohibit elimination of a register modified
26683 by an auto-inc expression. Disable register elimination rules whose
26684 target register is modified by an auto-inc expression with variable
26687 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26689 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26691 (array_at_struct_end_p): New function.
26692 (idx_infer_loop_bounds): Use it.
26693 (estimate_numbers_of_iterations_loop): Export.
26694 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26695 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26696 (tree_estimate_probability): Call record_loop_exits.
26697 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26698 (estimated_loop_iterations, estimated_loop_iterations_int,
26699 estimated_loop_iterations_tree): New functions.
26700 (analyze_siv_subscript_cst_affine,
26701 compute_overlap_steps_for_affine_1_2,
26702 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26703 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26704 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26705 (PRED_LOOP_ITERATIONS_GUESSED): New.
26706 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26707 * cfgloop.h (estimate_numbers_of_iterations_loop,
26708 estimated_loop_iterations_int): Declare.
26710 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26712 * doc/extend.texi: Document optional priority argument to
26713 constructors and destructors.
26714 * tree.c (init_priority_for_decl): Adjust GTY markers.
26715 (init_ttree): Use priority-info hash functions for
26716 init_priority_for_decl.
26717 (tree_map_eq): Rename to ...
26718 (tree_map_base_eq): ... this.
26719 (tree_map_marked_p): Rename to ...
26720 (tree_map_base_marked_p): ... this.
26721 (tree_map_base_hash): New function.
26722 (decl_init_priority_lookup): Rework.
26723 (decl_fini_priority_lookup): New function.
26724 (decl_priority_info): New function.
26725 (decl_init_priority_insert): Use it.
26726 (decl_fini_priority_insert): Likewise.
26727 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26729 (decl_restrict_base_insert): Likewise.
26730 (decl_debug_expr_insert): Likewise.
26731 (decl_value_expr_lookup): Likewise.
26732 (decl_value_expr_insert): Likewise.
26733 * tree.h (priority_type): New type.
26734 (decl_init_priority_lookup): Use priority_type.
26735 (decl_fini_priority_lookup): New function.
26736 (decl_init_priority_insert): Use priority_type.
26737 (decl_fini_priority_insert): New function.
26738 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26739 (DECL_INIT_PRIORITY): Likewise.
26740 (SET_DECL_INIT_PRIORITY): Add comment.
26741 (DECL_FINI_PRIORITY): New macro.
26742 (SET_DECL_FINI_PRIORITY): Likewise.
26743 (DEFAULT_INIT_PRIORITY): Document.
26744 (MAX_INIT_PRIORITY): Likewise.
26745 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26746 (tree_map_base): New type.
26747 (tree_map_base_eq): New function.
26748 (tree_map_base_hash): Likewise.
26749 (tree_map_base_marked_p): Likewise.
26750 (tree_map): Inherit from tree_map_base.
26751 (tree_map_eq): Make it a macro.
26752 (tree_map_marked_p): Likewise.
26753 (tree_int_map): Inherit from tree_map_base.
26754 (tree_int_map_eq): Make it a macro.
26755 (tree_int_map_hash): Likewise.
26756 (tree_int_map_marked_p): Likewise.
26757 (tree_priority_map): New type.
26758 (tree_priority_map_eq): New macro.
26759 (tree_priority_map_hash): Likewise.
26760 (tree_priority_map_marked_p): Likewise.
26761 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26763 (emutls_common_1): Likewise.
26764 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26765 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26766 of tree_map hierarchy.
26767 * tree-cfg.c (move_stmt_r): Likewise.
26768 (new_label_mapper): Likewise.
26769 * c-tree.h (c_expand_body): Move to ...
26770 * c-common.h (c_expand_body): ... here.
26771 * c-decl.c (c_expand_body): Move to ...
26772 * c-common.c (c_expand_body): ... here.
26773 (c_common_attribute_table): Allow 1 argument for the constructor
26774 and destructor attributes.
26775 (get_priority): New function.
26776 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26777 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26779 2007-02-24 Jan Hubicka <jh@suse.cz>
26781 PR middle-end/30509
26782 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26783 copying for inlining.
26785 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26786 Jan Hubicka <jh@suse.cz>
26789 * i386.c (counter_mode): New function.
26790 (expand_set_or_movmem_via_loop): Use it.
26791 (expand_movmem_epilogue): Likewise; fix pasto.
26792 (ix86_expand_movmem): Do emit guard even for constant counts.
26793 (ix86_expand_setmem): Likewise.
26795 2007-02-25 Nick Clifton <nickc@redhat.com>
26797 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26798 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26800 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26803 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26804 count argument with 0x10, not with 0x16.
26805 (expand_setmem_epilogue): Ditto.
26807 2007-02-24 Mike Stump <mrs@apple.com>
26809 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26812 2007-02-24 Richard Guenther <rguenther@suse.de>
26814 PR middle-end/30951
26815 * fold-const.c (fold_binary): Fold x +- CST op x for
26816 EQ_EXPR and NE_EXPR.
26818 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26820 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26822 2007-02-24 Jan Hubicka <jh@suse.cz>
26824 * cgraphunit.c (decide_is_function_needed): Honor
26825 -fkeep-inline-functions.
26827 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26829 * builtins.c (fold_builtin_modf): New.
26830 (fold_builtin_2): Use it.
26832 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26834 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26835 (determine_max_iter): Take additional LOOP arg; all callers changed.
26836 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26837 one using simplifications.
26838 (simplify_using_initial_values): Return if the expression becomes
26839 invalid due to altered regs.
26841 2007-02-23 DJ Delorie <dj@redhat.com>
26843 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26845 2007-02-23 Mike Stump <mrs@apple.com>
26847 * tlink.c (scan_linker_output): Parse linker messages from
26848 darwin9's linker better.
26850 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26853 * varpool.c (varpool_assemble_pending_decls): Set
26854 varpool_last_needed_node to null.
26856 2007-02-23 DJ Delorie <dj@redhat.com>
26858 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26859 alignment bigger than the object file can handle.
26861 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26864 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26865 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26866 (*movsf_1): Penalize MMX moves.
26868 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26870 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26871 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26873 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26875 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26877 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26878 (fold_builtin_1): Use them.
26879 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26880 BUILT_IN_SIGNIFICAND.
26882 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26884 * config/i386/i386.c (bdesc_1arg): Initialize
26885 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26886 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26887 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26888 and IX86_BUILTIN_MOVSLDUP.
26890 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26892 PR rtl-optimization/30841
26893 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26895 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26897 * builtins.c (fold_builtin_frexp): New.
26898 (fold_builtin_2): Use it.
26900 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26902 * doc/invoke.texi (Spec Files): Document getenv spec function.
26904 * gcc.c (getenv_spec_function): New function.
26905 (static_spec_functions): Add it.
26906 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26907 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26910 2007-02-22 Michael Matz <matz@suse.de
26913 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26914 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26916 2007-02-22 Ian Lance Taylor <iant@google.com>
26919 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26920 (mem_loc_descriptor): Call it.
26922 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26923 Ira Rosen <irar@il.ibm.com>
26925 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26927 2007-02-22 Ira Rosen <irar@il.ibm.com>
26929 PR tree-optimization/30843
26930 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26931 stores only after all the group is vectorized.
26933 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26935 PR tree-optimization/30858
26936 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26937 in the reduction cycle have a single use in the loop.
26938 * tree-vectorizer.h (relevant): Add documentation.
26940 2007-02-20 Mike Stump <mrs@apple.com>
26942 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26943 * configure: Regenerate.
26945 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26947 Change the defaults of some parameters and options.
26948 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26949 * config/spu/spu.c (spu_optimization_options): Add.
26950 (spu_override_options): Change params in spu_optimization_options.
26951 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26953 Register 127 is only 16 byte aligned when used as a frame pointer.
26954 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26955 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26956 HARD_FRAME_POINTER_REGNUM.
26957 (spu_legitimate_address): Use regno_aligned_for_reload.
26958 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26959 aligned when frame_pointer_needed is true.
26960 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26962 * config/spu/spu.h (INIT_EXPANDERS): Define.
26964 Make sure shift and rotate instructions have valid immediate operands.
26965 * config/spu/predicates.md (spu_shift_operand): Remove.
26966 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26967 * config/spu/constraints.md (W, O): Extend range.
26968 * config/spu/spu.md (umask, nmask): Define.
26969 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26970 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26971 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26972 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26973 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26974 (lshr<mode>3_reg): Fix rtl description.
26976 Make sure mulhisi immediate operands are valid.
26977 * config/spu/predicates.md (imm_K_operand): Add.
26978 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26980 Generate constants using fsmbi and andi.
26981 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26982 (print_operand, spu_split_immediate, classify_immediate,
26983 fsmbi_const_p): Handle IC_FSMBI2.
26985 Correctly handle a CONST_VECTOR containing symbols.
26986 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26987 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26988 (immediate_load_p): Allow symbols that use 2 instructions to create.
26989 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26990 with symbols when flag_pic is set.
26991 (const_vector_immediate_p): New.
26992 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26993 accept a CONST_VECTOR with symbols.
26994 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26995 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26997 * config/spu/spu.md (high, low): Delete.
26998 (low_<mode>): Define.
27000 Remove INTRmode and INTR_REGNUM, which didn't work.
27001 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27003 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27004 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27005 peephole2 pattern): Don't use INTR or 131.
27006 (movintrcc): Delete.
27007 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27008 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27009 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27010 (UNSPEC_SET_INTR): Add.
27011 * config/spu/spu-modes.def (INTR): Remove.
27013 More accurate warnings about run-time relocations.
27014 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27016 Correctly warn about immediate arguments to specific intrinsics.
27017 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27018 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27019 the instruction predicate.
27021 Fix tree check errors with latest update.
27022 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27024 (spu_expand_builtin): Use CALL_EXPR_FN.
27026 Add missing specific intrinsics.
27027 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27029 * config/spu/spu_internals.h: Ditto.
27031 Fix incorrect operand modifiers.
27032 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27033 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27035 Optimize one case of zero_extend of a vec_select.
27036 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27038 Accept any immediate for hbr.
27039 * config/spu/spu.md (hbr): Change s constraints to i.
27041 2007-02-21 Paul Brook <paul@codesourcery.com>
27043 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27044 condexec_count when skipping USE and CLOBBER.
27046 2007-02-21 Nick Clifton <nickc@redhat.com>
27048 * common.opt (Warray-bounds): Add Warning attribute.
27049 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27051 (fsized-zeroes): Add Optimization attribute.
27052 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27053 * c.opt (Wc++0x-compat): Add Warning attribute.
27055 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27057 PR middle-end/30761
27058 * reload1.c (eliminate_regs_in_insn): In the single_set special
27059 case, attempt to re-recognize the insn before falling back to
27060 having reload fix it up.
27062 2007-02-20 Eric Christopher <echristo@gmail.com>
27064 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27065 Rewrite accordingly.
27066 (frv_read_iacc_argument): Ditto.
27067 (frv_expand_set_builtin): Take a call instead of arglist, update for
27069 (frv_expand_unop_builtin): Ditto.
27070 (frv_expand_binop_builtin): Ditto.
27071 (frv_expand_cut_builtin): Ditto.
27072 (frv_expand_binopimm_builtin): Ditto.
27073 (frv_expand_voidbinop_builtin): Ditto.
27074 (frv_expand_int_void2arg): Ditto.
27075 (frv_expand_prefetches): Ditto.
27076 (frv_expand_voidtriop_builtin): Ditto.
27077 (frv_expand_voidaccop_builtin): Ditto.
27078 (frv_expand_load_builtin): Ditto.
27079 (frv_expand_store_builtin): Ditto.
27080 (frv_expand_mdpackh_builtin): Ditto.
27081 (frv_expand_mclracc_builtin): Ditto.
27082 (frv_expand_mrdacc_builtin): Ditto.
27083 (frv_expand_mwtacc_builtin): Ditto.
27084 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27087 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27089 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27090 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27092 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27093 point instructions.
27094 * configure: Regenerate.
27095 * config.in: Regenerate.
27096 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27097 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27098 masks to power6 and power6x and to POWERPC_MASKS.
27099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27101 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27102 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27103 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27104 Access PROTOTYPE as variable, not mask.
27106 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27108 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27109 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27110 * combine.c (adjust_for_new_dest): Use it.
27111 * postreload.c (reload_combine): Likewise.
27113 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27115 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27116 notes on an insn with multiple sets, even if single_set returns
27117 non-NULL for that insn.
27119 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27121 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27122 scalbn and scalbln.
27124 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27126 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27127 if user didn't pass it.
27128 * config/i386/darwin.h (CC1_SPEC): Likewise.
27129 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27130 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27131 -mmacosx-version-min.
27133 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27134 Uros Bizjak <ubizjak@gmail.com>
27136 * optabs.h (enum optab_index): Add new OTI_scalb.
27137 (scalb_optab): Define corresponding macro.
27138 * optabs.c (init_optabs): Initialize scalb_optab.
27139 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27141 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27142 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27143 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27144 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27145 flag_unsafe_math_optimizations is set.
27147 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27148 to implement scalbf, scalb and scalbl built-ins as inline x87
27151 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27152 DJ Delorie <dj@redhat.com>
27155 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27156 (diagnostic_report_diagnostic): ... here, and turn them into real
27157 errors. If warnings are inhibited, no need to do anything.
27159 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27161 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27162 better code generation.
27164 2007-02-20 Ben Elliston <bje@au.ibm.com>
27166 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27168 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27170 * config/alpha/alpha.c, config/alpha/alpha.md,
27171 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27172 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27173 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27174 config/arm/lib1funcs.asm: Follow spelling conventions.
27176 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27177 config/fr30/fr30.md, config/i386/i386.h,
27178 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27179 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27180 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27181 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27182 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27183 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27184 config/sparc/sparc.c, config/sparc/sparc.h,
27185 config/sparc/sparc.md, config/spu/constraints.md,
27186 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27189 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27192 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27195 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27197 * doc/invoke.texi (-ftree-lrs): Remove.
27199 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27201 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27204 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27206 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27207 new CALL_EXPR_FN macro for retrieving the function
27208 declaration of the input expression.
27210 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27212 * c.opt (Waddress): New.
27213 * common.opt (Walways-true): Delete.
27214 (Wstring-literal-comparison): Delete.
27215 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27216 -Wstring-literal-comparison. Add -Waddress.
27218 (Walways-true): Delete.
27219 (Wstring-literal-comparison): Delete.
27220 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27221 consistently instead of -Walways-true in example.
27222 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27223 * c-typeck.c (parser_build_binary_op): Replace
27224 -Wstring-literal-comparison and -Walways-true with -Waddress.
27225 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27228 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27230 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27231 without DECL_STRUCT_FUNCTION initialized.
27233 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27235 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27236 due to calls to functions taking pointers as parameters.
27238 2007-02-19 Richard Henderson <rth@redhat.com>
27241 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27244 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27246 * config/s390/s390.c (s390_call_saved_register_used,
27247 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27248 accessed to the new scheme.
27250 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27252 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27253 (cris_print_index, cris_print_operand, cris_print_operand_address)
27254 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27255 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27256 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27257 GET_CODE () == xxx.
27258 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27259 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27260 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27261 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27262 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27263 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27264 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27265 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27266 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27267 (uminsi3, call, call_value): Ditto.
27268 (define_split: indir_to_reg_split, unnamed): Ditto.
27270 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27272 PR tree-optimization/30975
27273 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27276 2007-02-18 Eric Christopher <echristo@gmail.com>
27278 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27279 Remove use of arglist.
27280 (mips_expand_builtin): Remove use of arglist, pass in expr.
27281 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27282 (mips_expand_builtin_movtf): Ditto.
27283 (mips_expand_builtin_compare): Ditto.
27285 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27287 * tree-sra.c (sra_build_assignment): Replace assertion
27288 checking with a comment explaining why it can't be done.
27290 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27292 PR middle-end/30833
27293 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27294 during CALL_EXPR representation conversion.
27295 * tree-ssa-propagate.c (set_rhs): Likewise.
27297 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27299 * tree-sra.c (sra_build_assignment): Disable assertion checking
27302 2007-02-18 Roger Sayle <roger@eyesopen.com>
27304 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27305 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27306 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27308 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27309 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27310 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27311 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27312 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27313 force_gimple_operand): Likewise.
27314 * ipa-cp.c (constant_val_insert): Likewise.
27315 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27316 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27317 perfect_nestify): Likewise.
27318 * langhooks.c (lhd_omp_assignment): Likewise.
27319 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27320 lower_copyprivate_clauses, lower_send_clauses,
27321 lower_send_shared_vars, expand_parallel_call,
27322 expand_omp_for_generic, expand_omp_for_static_nochunk,
27323 expand_omp_for_static_chunk, expand_omp_sections,
27324 lower_omp_single_copy, lower_omp_for_lastprivate,
27325 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27326 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27327 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27330 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27332 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27333 config/sh/sh.md: Follow spelling conventions.
27335 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27336 config/frv/predicates.md: Follow spelling conventions.
27338 * config/m68k/linux-unwind.h: Fix a comment typo.
27339 * target.h: Follow spelling conventions.
27341 2007-02-18 Roger Sayle <roger@eyesopen.com>
27343 PR rtl-optimization/28173
27344 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27345 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27346 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27347 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27348 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27350 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27352 * builtins.c (fold_builtin_load_exponent): New.
27353 (fold_builtin_2): Use it.
27355 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27357 PR rtl-optimization/30773
27358 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27359 if we fail to attach a REG_EQUIV note.
27361 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27362 Roger Sayle <roger@eyesopen.com>
27364 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27366 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27368 * calls.c (initialize_argument_information): Pass original EXP
27369 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27370 code to split complex arguments here, as part of initializing the
27372 (expand_call): Remove code that builds a list of arguments and
27373 inserts implicit arguments into it. Instead, just count how many
27374 implicit arguments there will be so we can determine the size of
27375 the ARGS array, and let initialize_argument_information do the work.
27376 (split_complex_values): Delete unused function.
27378 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27380 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27382 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27384 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27385 for arg pointer based indexed addressing.
27387 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27389 * config/ia64/ia64.h, config/ia64/ia64.md,
27390 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27391 spelling conventions.
27393 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27395 * config/m68k/m68k.c (split_di): New.
27396 * config/m68k/m68k-protos.h: Declare split_di.
27397 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27398 Improve predicate handling and split constant shifts.
27400 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27402 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27403 parameter for register bitfield operations, general predicates
27406 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27408 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27409 * config/m68k/linux-unwind.h: New file.
27411 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27413 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27414 config/i386/athlon.md, config/ia64/ia64.md,
27415 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27416 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27417 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27418 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27419 tree-vect-transform.c: Fix comment typos.
27421 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27423 * sched-deps.c (find_insn_list): Remove.
27424 * sched-int.h: Remove the prototype for find_insn_list.
27426 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27428 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27430 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27431 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27432 darwin_rs6000_override_options.
27433 (C_COMMON_OVERRIDE_OPTIONS): Expect
27434 darwin_macosx_version_min to be non-NULL always.
27435 (TARGET_C99_FUNCTIONS): Likewise.
27436 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27437 (DARWIN_MINVERSION_SPEC): New.
27438 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27439 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27441 (DARWIN_MINVERSION_SPEC): New.
27442 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27444 * config/darwin-c.c (darwin_cpp_builtins): Expect
27445 darwin_macosx_version_min to be non-NULL always.
27447 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27449 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27451 * config/i386/i386.h (x86_use_xchgb): New.
27452 (TARGET_USE_XCHGB): New macro.
27453 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27454 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27455 Split after reload into bswaphi for shifts of 8.
27456 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27457 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27458 or when optimizing for size.
27460 2007-02-16 Richard Guenther <rguenther@suse.de>
27461 Christian Bruel <christian.bruel@st.com>
27463 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27464 DECLs but prefer SSA_NAMEs over DECLs.
27466 2007-02-16 Richard Guenther <rguenther@suse.de>
27468 * tree-flow-inline.h (single_imm_use_p): Remove.
27469 (zero_imm_uses_p): Likewise.
27470 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27471 instead of single_imm_use_p.
27472 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27475 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27478 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27479 nested double- and backquotes.
27481 2007-02-15 Roger Sayle <roger@eyesopen.com>
27483 PR middle-end/30391
27484 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27485 should be unreachable.
27486 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27487 For the time being redirect GIMPLE_MODIFY_STMT to the new
27488 (renamed) build_gimple_modify_stmt_stat.
27489 (build2_gimple_stat): Rename to...
27490 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27491 Always build a GIMPLE_MODIFY_STMT node.
27492 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27493 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27496 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27497 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27498 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27499 expand_complex_div_wide): Likewise.
27500 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27501 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27502 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27503 * tree-ssa-loop-manip.c (create_iv): Likewise.
27504 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27505 abs_replacement): Likewise.
27506 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27507 realify_fake_stores): Likewise.
27509 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27510 node rather than a GIMPLE_MODIFY_STMT node.
27511 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27512 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27514 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27515 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27516 GIMPLE_MODIFY_STMT.
27518 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27520 PR middle-end/30433
27521 * fold-const.c (fold_comparison): Add back the
27522 folding of constant complex comparisions.
27524 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27526 PR middle-end/30729
27527 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27528 effects unknown to this function, return early.
27530 2007-02-15 Ian Lance Taylor <iant@google.com>
27532 * lower-subreg.c (move_eh_region_note): New static function.
27533 (resolve_simple_move): Call it.
27534 (decompose_multiword_subregs): Track blocks for which we resolve a
27535 simple move which is also a control flow insn. Pass them to
27536 find_many_sub_basic_blocks.
27537 (pass_lower_subreg): Add TODO_verify_flow.
27538 (pass_lower_subreg2): Likewise.
27540 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27541 Brooks Moses <brooks.moses@codesourcery.com>
27542 Lee Millward <lee.millward@codesourcery.com>
27544 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27545 (VL_EXP_CLASS_P): New.
27546 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27548 (TREE_OPERAND_CHECK_CODE): Likewise.
27549 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27550 (TREE_RTL_OPERAND_CHECK): Likewise.
27551 (tree_operand_check_failed): Make second parameter the whole tree
27552 instead of its code. Fixed callers.
27553 (VL_EXP_CHECK): New.
27554 (TREE_OPERAND_LENGTH): New.
27555 (VL_EXP_OPERAND_LENGTH): New.
27556 (CALL_EXPR_FN): New.
27557 (CALL_EXPR_STATIC_CHAIN): New.
27558 (CALL_EXPR_ARGS): New.
27559 (CALL_EXPR_ARG): New.
27560 (call_expr_nargs): New.
27561 (CALL_EXPR_ARGP): New.
27562 (build_nt_call_list): Declare.
27563 (build_vl_exp_stat): Declare.
27564 (build_vl_exp): New.
27565 (build_call_list): Declare.
27566 (build_call_nary): Declare.
27567 (build_call_valist): Declare.
27568 (build_call_array): Declare.
27569 (call_expr_arg): Declare.
27570 (call_expr_argp): Declare.
27571 (call_expr_arglist): Declare.
27572 (fold_build_call_list): Declare.
27573 (fold_build_call_list_initializer): Declare.
27574 (fold_call_expr): Declare to replace fold_builtin.
27575 (fold_builtin_fputs): Update to agree with modified definition.
27576 (fold_builtin_strcpy): Likewise.
27577 (fold_builtin_strncpy): Likewise.
27578 (fold_builtin_memory_chk): Likewise.
27579 (fold_builtin_stxcpy_chk): Likewise.
27580 (fold_builtin_strncpy_chk): Likewise.
27581 (fold_builtin_next_arg): Likewise.
27582 (fold_build_call_expr): Declare.
27583 (fold_builtin_call_list): Declare.
27584 (fold_builtin_call_valist): Declare.
27585 (build_call_expr): Declare.
27586 (validate_arglist): Update to agree with modified definition.
27587 (tree_operand_length): New.
27588 (call_expr_arg_iterator): New.
27589 (init_call_expr_arg_iterator): New.
27590 (next_call_expr_arg): New.
27591 (first_call_expr_arg): New.
27592 (more_call_expr_args_p): New.
27593 (FOR_EACH_CALL_EXPR_ARG): New.
27595 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27596 and tcc_gimple_stmt.
27597 (tree_code_size): Update documentation. Use sizeof (tree) rather
27598 than sizeof (char *).
27599 (tree_size): Likewise. Add case for tcc_vl_exp.
27600 (tree_node_structure): Add case for tcc_vl_exp.
27601 (contains_placeholder_p): Likewise.
27602 (substitute_in_expr): Likewise.
27603 (substitute_placeholder_in_expr): Likewise.
27604 (stabilize_reference_1): Likewise.
27605 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27606 to diagnose breakage of this interface for constructing CALL_EXPRs.
27607 (build_nt): Add similar assertion here.
27608 (build_nt_call_list): New.
27609 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27610 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27612 (get_callee_fndecl): Use new CALL_EXPR accessors.
27613 (tree_operand_check_failed): Change parameters to pass entire node
27614 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27615 (process_call_operands): New.
27616 (build_vl_exp_stat): New.
27617 (build_call_list): New.
27618 (build_call_nary): New.
27619 (build_call_valist): New.
27620 (build_call_array): New.
27621 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27622 (call_expr_arglist): New.
27624 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27625 tcc_vl_exp instead of a fixed-size tcc_expression.
27627 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27628 accessors for CALL_EXPRs.
27629 (AGGR_INIT_EXPR): Likewise.
27631 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27632 Brooks Moses <brooks.moses@codesourcery.com>
27633 Lee Millward <lee.millward@codesourcery.com>
27635 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27636 (expand_builtin_nonlocal_goto): Change parameter to be entire
27637 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27638 (expand_builtin_prefetch): Likewise.
27639 (expand_builtin_classify_type): Likewise.
27640 (mathfn_built_in): Return NULL_TREE instead of 0.
27641 (expand_errno_check): Use new CALL_EXPR accessors.
27642 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27643 Return NULL_RTX instead of 0.
27644 (expand_builtin_mathfn_2): Likewise.
27645 (expand_builtin_mathfn_3): Likewise.
27646 (expand_builtin_interclass_mathfn): Likewise.
27647 (expand_builtin_sincos): Likewise.
27648 (expand_builtin_cexpi): Likewise.
27649 (expand_builtin_int_roundingfn): Likewise.
27650 (expand_builtin_int_roundingfn_2): Likewise.
27651 (expand_builtin_pow): Likewise.
27652 (expand_builtin_powi): Likewise.
27653 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27654 of arglist, fixing callers appropriately. Use new CALL_EXPR
27655 accessors and constructors. Return NULL_RTX instead of 0.
27656 (expand_builtin_strstr): Likewise.
27657 (expand_builtin_strchr): Likewise.
27658 (expand_builtin_strrchr): Likewise.
27659 (expand_builtin_strpbrk): Likewise.
27660 (expand_builtin_memcpy): Likewise.
27661 (expand_builtin_mempcpy): Likewise.
27662 (expand_builtin_mempcpy_args): New.
27663 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27664 (expand_builtin_memmove_args): New.
27665 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27666 (expand_movstr): Likewise.
27667 (expand_builtin_strcpy): Likewise.
27668 (expand_builtin_strcpy_args): New.
27669 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27670 (expand_builtin_strncpy): Likewise.
27671 (expand_builtin_memset): Likewise.
27672 (expand_builtin_memset_args): New.
27673 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27674 (expand_builtin_memcmp): Likewise.
27675 (expand_builtin_strcmp): Likewise.
27676 (expand_builtin_strncmp): Likewise.
27677 (expand_builtin_strcat): Likewise.
27678 (expand_builtin_strncat): Likewise.
27679 (expand_builtin_strspn): Likewise.
27680 (expand_builtin_strcspn): Likewise.
27681 (expand_builtin_args_info): Likewise.
27682 (expand_builtin_va_start): Likewise.
27683 (gimplify_va_arg_expr): Likewise.
27684 (expand_builtin_va_end): Likewise.
27685 (expand_builtin_va_copy): Likewise.
27686 (expand_builtin_frame_address): Likewise.
27687 (expand_builtin_alloca): Likewise.
27688 (expand_builtin_bswap): Likewise.
27689 (expand_builtin_unop): Likewise.
27690 (expand_builtin_fputs): Likewise.
27691 (expand_builtin_expect): Likewise.
27692 (expand_builtin_fabs): Likewise.
27693 (expand_builtin_copysign): Likewise.
27694 (expand_builtin_printf): Likewise.
27695 (expand_builtin_fprintf): Likewise.
27696 (expand_builtin_sprintf): Likewise.
27697 (expand_builtin_init_trampoline): Likewise.
27698 (expand_builtin_signbit): Likewise.
27699 (expand_builtin_fork_or_exec): Likewise.
27700 (expand_builtin_sync_operation): Likewise.
27701 (expand_builtin_compare_and_swap): Likewise.
27702 (expand_builtin_lock_test_and_set): Likewise.
27703 (expand_builtin_lock_release): Likewise.
27704 (expand_builtin): Likewise.
27705 (builtin_mathfn_code): Likewise.
27707 (fold_builtin_constant_p): Pass call arguments individually instead
27708 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27709 accessors and constructors. Return NULL_TREE instead of 0.
27710 (fold_builtin_expect): Likewise.
27711 (fold_builtin_classify_type): Likewise.
27712 (fold_builtin_strlen): Likewise.
27713 (fold_builtin_nan): Likewise.
27714 (integer_valued_real_p): Likewise.
27715 (fold_trunc_transparent_mathfn): Likewise.
27716 (fold_fixed_mathfn): Likewise.
27717 (fold_builtin_cabs): Likewise.
27718 (fold_builtin_sqrt): Likewise.
27719 (fold_builtin_cbrt): Likewise.
27720 (fold_builtin_cos): Likewise.
27721 (fold_builtin_cosh): Likewise.
27722 (fold_builtin_tan): Likewise.
27723 (fold_builtin_sincos): Likewise.
27724 (fold_builtin_cexp): Likewise.
27725 (fold_builtin_trunc): Likewise.
27726 (fold_builtin_floor): Likewise.
27727 (fold_builtin_ceil): Likewise.
27728 (fold_builtin_round): Likewise.
27729 (fold_builtin_int_roundingfn): Likewise.
27730 (fold_builtin_bitop): Likewise.
27731 (fold_builtin_bswap): Likewise.
27732 (fold_builtin_logarithm): Likewise.
27733 (fold_builtin_hypot): Likewise.
27734 (fold_builtin_pow): Likewise.
27735 (fold_builtin_powi): Likewise.
27736 (fold_builtin_exponent): Likewise.
27737 (fold_builtin_memset): Likewise.
27738 (fold_builtin_bzero): Likewise.
27739 (fold_builtin_memory_op): Likewise.
27740 (fold_builtin_bcopy): Deleted; call site changed to invoke
27741 fold_builtin_memory_op directly.
27742 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27743 (fold_builtin_strncpy): Likewise.
27744 (fold_builtin_memcmp): Likewise.
27745 (fold_builtin_strcmp): Likewise.
27746 (fold_builtin_strncmp): Likewise.
27747 (fold_builtin_signbit): Likewise.
27748 (fold_builtin_copysign): Likewise.
27749 (fold_builtin_isascii): Likewise.
27750 (fold_builtin_toascii): Likewise.
27751 (fold_builtin_isdigit): Likewise.
27752 (fold_builtin_fabs): Likewise.
27753 (fold_builtin_abs): Likewise.
27754 (fold_builtin_fmin_fmax): Likewise.
27755 (fold_builtin_carg): Likewise.
27756 (fold_builtin_classify): Likewise.
27757 (fold_builtin_unordered_cmp): Likewise.
27759 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27760 New functions split out from fold_builtin_1.
27761 (fold_builtin_n): New.
27762 (fold_builtin_varargs): New.
27763 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27765 (fold_call_expr): New.
27766 (build_function_call_expr): Rewrite to use new helper function.
27767 (fold_builtin_call_list): New.
27768 (build_call_expr): New.
27769 (fold_builtin_call_valist): New.
27770 (rewrite_call_expr): New.
27771 (validate_arg): New.
27772 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27773 of an arglist. Change return type to bool. Use new CALL_EXPR
27776 (fold_builtin_strstr): Pass call arguments individually instead
27777 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27778 accessors and constructors. Return NULL_TREE instead of 0.
27779 (fold_builtin_strchr): Likewise.
27780 (fold_builtin_strrchr): Likewise.
27781 (fold_builtin_strpbrk): Likewise.
27782 (fold_builtin_strcat): Likewise.
27783 (fold_builtin_strncat): Likewise.
27784 (fold_builtin_strspn): Likewise.
27785 (fold_builtin_strcspn): Likewise.
27786 (fold_builtin_fputs): Likewise.
27787 (fold_builtin_next_arg): Likewise.
27788 (fold_builtin_sprintf): Likewise.
27790 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27791 NULL_RTX instead of 0.
27792 (expand_builtin_memory_chk): Likewise.
27793 (maybe_emit_chk_warning): Likewise.
27794 (maybe_emit_sprintf_chk_warning): Likewise.
27796 (fold_builtin_object_size): Pass call arguments individually instead
27797 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27798 accessors and constructors. Return NULL_TREE instead of 0.
27799 (fold_builtin_memory_chk): Likewise.
27800 (fold_builtin_stxcpy_chk): Likewise.
27801 (fold_builtin_strncpy_chk): Likewise.
27802 (fold_builtin_strcat_chk): Likewise.
27803 (fold_builtin_strcat_chk): Likewise.
27804 (fold_builtin_strncat_chk): Likewise.
27805 (fold_builtin_sprintf_chk): Likewise.
27806 (fold_builtin_snprintf_chk): Likewise.
27807 (fold_builtin_printf): Likewise.
27808 (fold_builtin_vprintf): Likewise.
27810 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27812 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27813 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27814 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27815 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27816 (fold_unary): Likewise.
27817 (fold_binary): Likewise.
27818 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27819 ternary expressions.
27820 (fold): Add logic for tcc_vl_exp.
27821 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27823 (fold_build3_stat): Add assertion to flag broken interface for
27824 constructing CALL_EXPRs.
27825 (fold_build_call_list): New.
27826 (fold_build_call_list_initializer): New.
27827 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27829 (fold_strip_sign_ops): Likewise.
27831 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27832 Brooks Moses <brooks.moses@codesourcery.com>
27833 Lee Millward <lee.millward@codesourcery.com>
27835 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27836 accessors and dump arguments explicitly.
27838 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27840 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27842 (print_call_name): Use new CALL_EXPR accessors.
27844 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27845 CALL_EXPR arguments explicitly instead of as a list. Use
27846 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27848 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27849 (vrp_visit_stmt): Likewise.
27851 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27852 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27854 (force_move_till_expr): Likewise.
27856 * targhooks.c (default_external_stack_protect_fail): Use
27857 build_call_expr instead of build_function_call_expr.
27858 (default_hidden_stack_protect_fail): Likewise.
27860 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27863 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27864 and walk arguments explicitly.
27866 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27867 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27868 (expand_simple_operations): Likewise.
27869 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27871 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27872 of TREE_CODE_LENGTH.
27873 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27875 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27876 instead of TREE_CODE_LENGTH.
27878 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27879 (tree_ic_transform): Likewise.
27880 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27881 parameter instead of arglist. Fix callers.
27882 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27883 (tree_stringops_transform): Likewise.
27884 (tree_indirect_call_to_profile): Likewise.
27885 (tree_stringops_values_to_profile): Likewise.
27887 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27888 (eliminate_tail_call): Likewise.
27890 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27892 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27893 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27895 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27897 * omp-low.c (build_omp_barrier): Use build_call_expr.
27898 (lower_rec_input_clauses): Likewise.
27899 (lower_reduction_clauses): Likewise.
27900 (expand_parallel_call): Likewise.
27901 (maybe_catch_exception): Likewise.
27902 (expand_omp_for_generic): Likewise.
27903 (expand_omp_for_static_nochunk): Likewise.
27904 (expand_omp_sections): Likewise.
27905 (lower_omp_single_simple): Likewise.
27906 (lower_omp_single_copy): Likewise.
27907 (lower_omp_master): Likewise.
27908 (lower_omp_ordered): Likewise.
27909 (lower_omp_critical): Likewise.
27911 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27912 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27914 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27915 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27916 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27918 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27919 and generalize to handle any number of operands.
27920 (chrec_contains_undetermined): Likewise.
27921 (tree_contains_chrecs): Likewise.
27922 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27924 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27926 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27927 fold_call_expr instead of fold_builtin.
27928 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27929 match declarations there.
27930 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27933 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27936 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27937 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27939 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27942 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27943 (execute_cse_sincos): Use new CALL_EXPR accessors.
27945 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27947 * gimple-low.c (lower_function_body): Use build_call_expr.
27948 (lower_builtin_setjmp): Likewise.
27950 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27951 (set_storage_via_libcall): Likewise.
27952 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27953 instead of TREE_CODE_LENGTH.
27954 (expand_expr_real_1): Use new CALL_EXPR accessors.
27956 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27957 generalize to handle any number of operands.
27958 (TB_parent_eq): Likewise.
27960 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27961 (strip_builtin_expect): Likewise.
27963 * function.c (gimplify_parameters): Use build_call_expr.
27965 * tree-vectorizer.c (vect_is_simple_reduction): Use
27966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27968 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27969 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27971 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27974 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27975 (gimplify_decl_expr): Likewise.
27976 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27977 Use new CALL_EXPR iterators.
27978 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27979 (gimplify_modify_expr_to_memset): Likewise.
27980 (gimplify_variable_sized_compare): Likewise.
27981 (gimplify_omp_atomic_fetch_op): Likewise.
27982 (gimplify_omp_atomic_pipeline): Likewise.
27983 (gimplify_omp_atomic_mutex): Likewise.
27984 (gimplify_function_tree): Likewise.
27986 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27987 (call_expr_flags): Likewise.
27988 (expand_call): Likewise.
27990 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27991 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27994 * coverage.c (create_coverage): Use build_call_expr.
27996 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27997 (temp_call_expr_obstack): New.
27998 (pool_copy_list): Delete.
27999 (temp_copy_call_expr): New.
28000 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28001 CALL_EXPR accessors. Get rid of special goo for copying argument
28002 lists and use temp_copy_call_expr instead.
28003 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28004 CALL_EXPR accessors.
28005 (create_expression_by_pieces): Likewise. Use build_call_array
28006 to construct the result instead of fold_build3.
28007 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28008 dealing with argument lists.
28009 (init_pre): Remove references to expression_node_pool and
28010 list_node_pool. Init temp_call_expr_obstack instead.
28011 (fini_pre): Remove references to expression_node_pool and
28014 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28015 and walk arguments explicitly instead of as a list.
28017 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28018 (mx_register_decls): Likewise.
28019 (mudflap_register_call): Likewise.
28020 (mudflap_finish_file): Likewise.
28022 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28023 (ipa_callsite_compute_param): Likewise.
28025 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28026 accessors and constructor.
28028 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28029 accessors and constructor.
28030 (convert_tramp_reference): Likewise.
28031 (convert_call_expr): Likewise.
28032 (finalize_nesting_tree_1): Likewise.
28034 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28037 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28039 * tree-inline.c (initialize_inlined_parameters): Pass entire
28040 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28042 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28043 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28045 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28047 (vectorizable_reduction): Likewise.
28048 (vectorizable_call): Use new CALL_EXPR iterators.
28049 (vectorizable_conversion): Use build_call_expr.
28050 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28051 (vect_gen_widened_results_half): Use build_call_expr.
28052 (vect_setup_realignment): Likewise.
28053 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28055 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28056 (pass_through_call): Likewise.
28057 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28060 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28061 (tree_gen_pow2_profiler): Likewise.
28062 (tree_gen_one_value_profiler): Likewise.
28063 (tree_gen_ic_func_profiler): Likewise.
28064 (tree_gen_average_profiler): Likewise.
28065 (tree_gen_ior_profiler): Likewise.
28067 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28068 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28069 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28071 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28072 of TREE_CODE_LENGTH.
28074 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28075 of TREE_CODE_LENGTH.
28077 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28079 (convert_to_integer): Likewise.
28081 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28084 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28085 Brooks Moses <brooks.moses@codesourcery.com>
28086 Lee Millward <lee.millward@codesourcery.com>
28088 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28090 * config/frv/frv.c (frv_expand_builtin): Likewise.
28091 * config/s390/s390.c (s390_expand_builtin): Likewise.
28093 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28094 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28096 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28097 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28098 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28099 (ix86_expand_store_builtin): Likewise.
28100 (ix86_expand_unop_builtin): Likewise.
28101 (ix86_expand_unop1_builtin): Likewise.
28102 (ix86_expand_sse_compare): Likewise.
28103 (ix86_expand_sse_comi): Likewise.
28104 (ix86_expand_vec_init_builtin): Likewise.
28105 (ix86_expand_vec_ext_builtin): Likewise.
28106 (ix86_expand_vec_set_builtin): Likewise.
28107 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28109 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28110 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28112 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28113 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28114 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28116 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28118 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28119 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28120 arglist. Use new CALL_EXPR accessors. Fix callers.
28121 (altivec_expand_abs_builtin): Likewise.
28122 (rs6000_expand_binop_builtin): Likewise.
28123 (altivec_expand_predicate_builtin): Likewise.
28124 (altivec_expand_lv_builtin): Likewise.
28125 (spe_expand_stv_builtin): Likewise.
28126 (altivec_expand_stv_builtin): Likewise.
28127 (rs6000_expand_ternop_builtin): Likewise.
28128 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28129 (altivec_expand_st_builtin): Likewise.
28130 (altivec_expand_dst_builtin): Likewise.
28131 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28132 arglist. Use new CALL_EXPR accessors. Fix callers.
28133 (altivec_expand_vec_set_builtin): Likewise.
28134 (altivec_expand_vec_ext_builtin): Likewise.
28135 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28136 (spe_expand_builtin): Likewise.
28137 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28138 arglist. Use new CALL_EXPR accessors. Fix callers.
28139 (spe_expand_evsel_builtin): Likewise.
28140 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28141 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28143 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28144 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28145 (arm_expand_unop_builtin): Likewise.
28146 (arm_expand_builtin): Use new CALL_EXPR accessors.
28148 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28151 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28152 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28154 (bfin_expand_unop_builtin): Likewise.
28155 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28157 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28158 Brooks Moses <brooks.moses@codesourcery.com>
28159 Lee Millward <lee.millward@codesourcery.com>
28161 * c-semantics.c (build_stmt): Add internal diagnostic check.
28163 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28164 accessors. Print arguments explicitly instead of as a list.
28166 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28168 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28169 (c_finish_omp_flish): Likewise.
28171 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28172 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28173 instead of TREE_CODE_LENGTH.
28174 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28175 (c_warn_unused_result): Likewise.
28177 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28180 * doc/invoke.texi (Warning Options): Remove
28181 -Werror-implicit-function-declaration.
28182 (Wimplicit-function-declaration): Update description.
28183 * opts.c (common_handle_option): Move handling of -Werror=* to...
28184 (enable_warning_as_error): ...here.
28185 * opts.h (enable_warning_as_error): Declare.
28186 * c-decl.c (implicit_decl_warning): Unless
28187 -Wno-implicit-function-declaration is given, emit a pedwarn if
28188 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28189 * c.opt (Wimplicit-function-declaration): Replace
28190 mesg_implicit_function_declaration with
28191 warn_implicit_function_declaration.
28192 * c-opts.c (c_common_handle_option):
28193 -Werror-implicit-function-declaration is exactly equal as
28194 -Werror=implicit-function-declaration.
28195 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28196 warn_implicit_function_declaration.
28197 (c_common_post_options): -Wimplict-function-declaration is enabled
28198 by default by -std=c99, otherwise is disabled by default.
28199 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28201 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28203 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28204 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28205 former is ignored but not the latter.
28207 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28209 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28210 is made and the reference doesn't use the alias set of its type,
28211 do not create the temporary using that type.
28213 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28215 * jump.c: Remove prototypes for delete_computation and
28216 delete_prior_computation.
28218 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28220 * jump.c (get_label_after): Delete.
28221 (get_label_before, delete_computation, delete_jump,
28222 delete_prior_computation, follow_jumps): Move...
28223 * reorg.c (delete_computation, delete_prior_computation): ... here...
28224 (get_label_before, delete_jump): ... making these static ...
28225 (follow_jumps): ... and simplifying this since it only runs after
28227 * rtl.h (get_label_after, get_label_before, delete_jump,
28228 follow_jumps): Delete prototypes.
28230 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28232 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28234 2007-02-15 Nick Clifton <nickc@redhat.com>
28236 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28237 order to prevent it from being munged by the target.
28239 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28241 * config/i386/i386.md: Remove misleading comment.
28243 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28245 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28246 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28249 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28251 * tree-sra.c (instantiate_missing_elements): Canonicalize
28253 (sra_build_assignment): New.
28254 (generate_copy_inout, generate_element_copy,
28255 generate_element_zero, generate_one_element_init): Use it.
28257 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28259 * tree-sra.c (instantiate_missing_elements): Canonicalize
28261 (sra_build_assignment): New.
28262 (generate_copy_inout, generate_element_copy,
28263 generate_element_zero, generate_one_element_init): Use it.
28265 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28267 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28270 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28273 types as aggregates not scalars.
28274 * function.c (assign_stack_temp_for_type): Likewise.
28276 2007-02-14 Roger Sayle <roger@eyesopen.com>
28277 Zdenek Dvorak <dvorakz@suse.cz>
28279 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28282 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28284 * passes.c (next_pass_1): Clear the next field of the copied
28287 2007-02-14 Richard Henderson <rth@redhat.com>
28289 * tree-sra.c (early_sra): New.
28290 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28291 (tree_sra_early, pass_sra_early): New.
28292 * tree-pass.h (pass_sra_early): Declare.
28293 * passes.c (init_optimization_passes): Use it.
28295 2007-02-14 Richard Guenther <rguenther@suse.de>
28297 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28299 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28301 PR tree-optimization/30771
28302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28304 (vect_analyze_operations): Induction phis can now be marked as
28306 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28307 Update documentation accordingly.
28309 2007-02-14 Nick Clifton <nickc@redhat.com>
28311 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28312 most 3 arguments are supported.
28313 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28315 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28317 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28318 Ensure dst->current is valid.
28320 2007-02-13 Paul Brook <paul@codesourcery.com>
28322 * config.gcc: Add arm*-*-uclinux-*eabi.
28323 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28324 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28325 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28326 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28327 (LINK_SPEC): Define.
28328 (LIB_SPEC): Define.
28329 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28331 * config/arm/uclinux-eabi.h: New file.
28332 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28333 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28336 2007-02-13 Ian Lance Taylor <iant@google.com>
28338 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28339 * flags.h (warn_strict_overflow): Declare.
28340 (enum warn_strict_overflow_code): Define.
28341 (issue_strict_overflow_warning): New static inline function.
28342 * opts.c (warn_strict_overflow): New variable.
28343 (common_handle_option): Handle OPT_Wstrict_overflow and
28344 OPT_Wstrict_overflow_.
28345 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28347 * fold-const.c: Include intl.h.
28348 (fold_deferring_overflow_warnings): New static variable.
28349 (fold_deferred_overflow_warning): New static variable.
28350 (fold_deferred_overflow_code): New static variable.
28351 (fold_defer_overflow_warnings): New function.
28352 (fold_undefer_overflow_warnings): New function.
28353 (fold_undefer_and_ignore_overflow_warnings): New function.
28354 (fold_deferring_overflow_warnings_p): New function.
28355 (fold_overflow_warning): New static function.
28356 (make_range): Add strict_overflow_p parameter. Change all
28358 (extract_muldiv, extract_muldiv_1): Likewise.
28359 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28360 tree_expr_nonnegative_p.
28361 (fold_negate_expr): Call fold_overflow_warning.
28362 (fold_range_test): Likewise.
28363 (fold_comparison): Likewise.
28364 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28365 instead of tree_expr_nonnegative_p.
28366 (tree_expr_nonnegative_warnv_p): Rename from
28367 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28368 (tree_expr_nonnegative_p): New function.
28369 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28370 strict_overflow_p parameter.
28371 (tree_expr_nonzero_p): New function.
28372 * passes.c (verify_interpass_invariants): New static function.
28373 (execute_one_pass): Call it.
28374 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28376 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28377 (estimate_numbers_of_iterations): Likewise.
28378 (scev_probably_wraps_p): Likewise.
28379 * tree-ssa-ccp.c: Include "toplev.h".
28380 (evaluate_stmt): Defer fold overflow warnings until we know we are
28382 (struct fold_stmt_r_data): Add stmt field.
28383 (fold_stmt_r): Defer fold overflow warnings until we know we
28385 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28386 (fold_stmt_inplace): Likewise.
28387 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28388 (cleanup_control_expr_graph): Defer fold overflow warnings until
28389 we know we are going to optimize.
28390 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28391 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28393 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28394 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28395 * tree-ssa-loop-manip.c (create_iv): Likewise.
28396 * c-typeck.c (build_conditional_expr): Likewise.
28397 (build_binary_op): Likewise.
28398 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28399 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28400 (extract_range_from_unary_expr): Likewise.
28401 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28402 assuming that signed overflow does not occur.
28403 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28404 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28405 (fold_defer_overflow_warnings): Declare.
28406 (fold_undefer_overflow_warnings): Declare.
28407 (fold_undefer_and_ignore_overflow_warnings): Declare.
28408 (fold_deferring_overflow_warnings_p): Declare.
28409 (tree_expr_nonzero_warnv_p): Declare.
28410 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28411 of warning options.
28412 (Warning Options): Document -Wstrict-overflow.
28413 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28414 (tree-ssa-ccp.o): Likewise.
28415 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28416 (fold-const.o): Depend on intl.h.
28418 2007-02-13 Ian Lance Taylor <iant@google.com>
28420 PR middle-end/30751
28421 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28424 2007-02-13 Stuart Hastings <stuart@apple.com>
28426 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28428 2007-02-13 Richard Henderson <rth@redhat.com>
28430 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28431 handled_component_p before looking for the indirect_ref.
28433 2007-02-13 Richard Henderson <rth@redhat.com>
28435 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28436 remove flags clobber.
28437 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28438 (bswaphi_lowpart): New.
28439 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28440 remove TARGET_BSWAP test. Delete expander of the same name.
28442 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28443 (expand_unop): Use them.
28445 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28447 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28448 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28449 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28450 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28451 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28452 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28453 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28454 assembler dialect choice from asm templates.
28456 2007-02-12 Richard Henderson <rth@redhat.com>
28458 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28459 (fixuns_trunc<SSEMODEF>si2): Use it.
28460 * config/i386/sse.md (vec_setv4sf_0): Export.
28461 * config/i386/i386.c (ix86_build_const_vector): Export.
28462 (ix86_split_convert_uns_si_sse): Rename from
28463 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28464 * config/i386/i386-protos.h: Update.
28466 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28469 * c-typeck.c (c_finish_return): Improve warning message.
28471 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28473 * alias.c (find_symbolic_term): Delete unused function.
28475 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28477 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28478 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28479 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28481 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28483 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28484 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28485 the function, temporarily point the debug interface to the null one.
28487 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28489 * dwarf2out.c (round_up_to_align): New static function.
28490 (field_byte_offset): Use it to round the offset.
28492 2007-02-12 Richard Henderson <rth@redhat.com>
28494 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28495 (inswl_const): Export.
28497 2007-02-12 Richard Henderson <rth@redhat.com>
28499 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28500 result mode of the libcall, convert back to outmode.
28502 2007-02-12 Roger Sayle <roger@eyesopen.com>
28504 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28505 (bswapdi2): New define_expand to implement 32-bit implementation.
28507 2007-02-12 Nick Clifton <nickc@redhat.com>
28509 * doc/invoke.texi (Overall Options): Document --help=.
28510 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28511 (cc1_options): Pass --help= on to cc1.
28512 (display_help): Add description of --help=.
28513 (process_command): Add code to handle --help=. Allow translated
28514 --help and --target-help switches to be passed on to compiler
28516 (main): Remove unused if statement.
28517 * opts.c (columns): Remove.
28518 (LEFT_COLUMN): Define.
28519 (wrap_help): Add columns argument.
28520 (print_filtered_help): Change parameters to be an include bitmask,
28521 an exclude bitmask, an any bitmask and the column width. Move the
28522 code to display the params list here. Add code to display the
28523 status of options rather than their descriptions if the quiet flag
28525 (print_specific_help): Change parameters to be an include bitmask,
28526 an exclude bitmask and an any bitmask. Move code to look up the
28527 column width here. Decide upon the title for an options listing.
28528 (common_handle_options): Add code to handle --help=. Adapt code
28529 for --help and --target-help to use the revised form of the
28530 print_specific_help function.
28531 (print_help): Delete.
28532 (print_param_help): Delete.
28533 (print_switch): Delete.
28534 * opts.h (cl_lang_count): Add prototype.
28535 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28536 CL_MAX_OPTION_CLASS): New defines.
28537 * optc-gen.awk: Add construction of cl_lang_count.
28538 * c.opt: Add Warning attribute to warning options and Optimization
28539 attribute to optimization options.
28540 * common.opt: Likewise.
28542 Add -fhelp and -ftarget-help as aliases for the transformed --help
28543 and --target-help options.
28544 * opt-functions.awk: Add code to handle Warning and Optimization
28547 2007-02-12 Richard Henderson <rth@redhat.com>
28549 * config/alpha/constraints.md: New file.
28550 * config/alpha/alpha.c: Include tm-constrs.h.
28551 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28552 alpha_extra_constraint): Remove.
28553 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28554 * config/alpha/alpha-protos.h: Update.
28555 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28556 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28557 (EXTRA_CONSTRAINT): Remove.
28558 * config/alpha/alpha.md: Include constraints.md.
28559 (adddi splitter): Use satisfies_constraint_*.
28560 * config/alpha/predicates.md (add_operand): Likewise.
28561 (sext_add_operand, addition_operation): Likewise.
28563 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28565 PR tree-optimization/29145
28566 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28567 in our handling of restrict qualified pointers.
28569 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28572 * doc/invoke.texi (Wunused-value): Update description.
28573 (Wextra): Delete item.
28574 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28575 value of Wunused-value.
28576 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28577 (c_finish_stmt_expr): Don't check extra_warnings.
28578 (emit_side_effect_warnings): The caller is responsible to check
28581 2007-02-11 Roger Sayle <roger@eyesopen.com>
28582 Matt Thomas <matt@3am-software.com>
28584 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28586 2007-02-11 Roger Sayle <roger@eyesopen.com>
28588 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28589 comparisons of POPCOUNT against zero.
28590 (simplify_const_relational_operation): Likewise.
28592 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28594 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28596 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28598 * dwarf2out.c (root_type): Delete unused function.
28600 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28602 * genattrtab.c (contained_in_p): Delete unused function.
28603 (write_expr_attr_cache): Likewise.
28605 2007-02-11 Jan Hubicka <jh@suse.cz>
28607 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28610 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28612 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28613 to add the REG_EQ* note.
28614 * see.c (see_merge_one_use_extension): Likewise.
28615 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28616 turn REG_EQUAL notes into REG_EQUIV notes if the target
28617 register may have more than one set.
28618 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28619 * gcse.c (try_replace_reg): Likewise.
28620 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28621 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28622 more than one REG_EQUIV note.
28623 * reload1.c (gen_reload): Use set_unique_reg_note.
28625 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28627 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28628 (ix86_builtin_conversion): New function.
28630 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28633 * tree.h (DECL_REPLACEABLE_P): New macro.
28634 * except.c (set_nothrow_function_flags): Likewise.
28636 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28637 Ira Rosen <irar@il.ibm.com>
28638 Dorit Nuzman <dorit@il.ibm.com>
28640 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28641 * targhooks.c (default_builtin_vectorized_conversion): New.
28642 * targhooks.h (default_builtin_vectorized_function): New declaration.
28643 * target.h (struct vectorize): Add builtin_conversion field.
28644 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28645 stmt_vec_info_type value.
28646 (vectorizable_conversion): New declaration.
28647 * tree-vect-analyze.c (vect_analyze_operations): Add
28648 vectorizable_conversion call.
28649 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28650 * tree-vect-transform.c (vectorizable_conversion): New function.
28651 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28652 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28654 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28655 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28656 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28657 or ALTIVEC_BUILTIN_VCFSX.
28659 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28662 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28663 CONST_DOUBLE and operand 0 is a hard register.
28664 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28665 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28666 is a hard floating-point register.
28668 2007-02-10 Richard Henderson <rth@redhat.com>
28669 Jakub Jelinek <jakub@redhat.com>
28670 Alexandre Oliva <aoliva@redhat.com>
28672 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28673 * builtin-types.def (BT_WORD): Make unsigned.
28674 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28675 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28676 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28677 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28678 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28679 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28681 * expr.c (emutls_var_address): New.
28682 (expand_expr_real_1): Expand emulated tls.
28683 (expand_expr_addr_expr_1): Likewise.
28684 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28685 * output.h (emutls_finish): Declare.
28686 * toplev.c (compile_file): Call it.
28687 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28688 address before wrapping in CONST.
28689 * varasm.c (emutls_htab, emutls_object_type): New.
28690 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28691 (get_emutls_object_name, get_emutls_object_type): New.
28692 (get_emutls_init_templ_addr, emutls_decl): New.
28693 (emutls_common_1, emutls_finish): New.
28694 (assemble_variable): When emulating tls, swap decls; generate
28695 constructor for the emutls objects.
28696 (do_assemble_alias): When emulating tls, swap decl and target name.
28697 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28699 * varpool.c (decide_is_variable_needed): Look at force_output.
28700 Recurse for emulated tls.
28701 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28702 with decide_is_variable_needed.
28703 * emutls.c: New file.
28704 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28705 tls_object for real tls.
28707 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28709 PR rtl-optimization/29599
28710 * reload1.c (eliminate_regs_in_insn): Take the destination
28711 mode into account when computing the offset.
28713 2007-02-09 Stuart Hastings <stuart@apple.com>
28714 Richard Henderson <rth@redhat.com>
28716 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28717 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28718 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28719 fixuns_truncdfhi2): New.
28720 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28721 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28722 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28723 (floatunssidf2): Allow nonimmediate source.
28724 * config/i386/sse.md (movdi_to_sse): New.
28725 (vec_concatv2di): Drop '*'.
28726 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28727 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28728 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28730 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28731 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28732 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28733 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28734 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28735 ix86_build_const_vector.
28736 (x86_emit_floatuns): Rewrite.
28738 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28740 * genautomata.c (longest_path_length): Delete unused function.
28741 (struct state): Delete unused longest_path_length.
28742 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28743 (get_free_state): Delete unused.
28745 2007-02-09 Jan Hubicka <jh@suse.cz>
28747 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28748 * doc/invoke.texi (inline-unit-growth): Update default value.
28750 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28751 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28752 (rebuild_cgraph_edges): Likewise.
28753 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28754 (dump_cgraph_node): Dump frequencies.
28755 (cgraph_clone_edge): Add frequency scales.
28756 (cgraph_clone_node): Add freuqnecy.
28757 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28758 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28759 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28760 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28761 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28762 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28763 (save_inline_function_body): Likewise.
28764 * ipa-inline.c: inluce rtl.h
28765 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28766 (cgraph_edge_badness): Use frequencies.
28767 (cgraph_decide_recursive_inlining): Update clonning.
28768 (cgraph_decide_inlining_of_small_function): Dump frequency.
28769 * predict.c (estimate_bb_frequencies): Export.
28770 * predict.h (estimate_bb_frequencies): Declare.
28771 * tree-inline.c (copy_bb): Watch overflows.
28772 (expand_call_inline): Update call of cgraph_create_edge.
28773 (optimize_inline_calls): Use TODO flags to update frequnecies.
28774 * passes.h: Include predict.h
28775 (init_optimization_passes): Move profile ahead.
28776 (execute_function_todo): Handle TODO_rebuild_frequencies.
28778 2007-02-09 Roger Sayle <roger@eyesopen.com>
28780 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28781 the insbl or inswl pattern into a register.
28783 2007-02-09 Roger Sayle <roger@eyesopen.com>
28785 * config/ia64/ia64.md (bswapdi2): New define_insn.
28787 2007-02-09 Richard Henderson <rth@redhat.com>
28789 * config/i386/constraints.md (Ym): New constraint.
28790 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28791 (movdi_1_rex64): Split sse and xmm general register moves from
28792 memory move alternatives. Use conditional register constraints.
28793 (movsf_1, movdf_integer): Likewise.
28794 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28795 (movdf_integer_rex64): New.
28796 (pushsf_rex64): Fix output constraints.
28797 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28798 (sse2_stored): Likewise.
28799 (sse2_storeq_rex64): New.
28800 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28801 amd and not generic.
28802 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28803 for optimize_size. Remove SF/DFmode hack.
28805 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28807 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28810 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28811 Richard Sandiford <richard@codesourcery.com>
28813 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28814 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28815 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28816 m68k/t-mlib to tmake_file.
28817 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28818 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28819 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28820 Allow it to be cf or m68k. Set m68k_arch_family. If that
28821 variable is not empty, add t-$m68k_arch_family to tmake_file.
28822 Add t-mlibs to tmake_file.
28823 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28824 * config/m68k/t-cf: New file.
28825 * config/m68k/t-m68k: Likewise.
28826 * config/m68k/t-mlibs: Likewise.
28827 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28828 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28829 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28830 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28831 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28833 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28834 (INSTALL_LIBGCC): Delete.
28835 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28836 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28837 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28838 (M68K_MLIB_CPU): Define.
28839 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28840 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28841 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28843 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28844 Richard Guenther <rguenther@suse.de>
28846 PR middle-end/23361
28847 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28848 against INT_MIN/INT_MAX.
28849 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28850 file if a loop is removed.
28852 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28854 * calls.c (store_one_arg): Pass correct alignment to
28855 emit_push_insn for non-BLKmode values.
28856 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28857 unaligned stack slot via a suitably aligned slot.
28859 2007-02-08 DJ Delorie <dj@redhat.com>
28861 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28863 (legal_subregs): Use unsigned char, make const.
28864 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28866 2007-02-08 Paul Brook <paul@codesourcery.com>
28868 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28869 special interworking needed.
28871 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28873 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28874 conditional to __SSE2__.
28875 (Entries below should have been added to first ChangeLog
28876 entry for amdfam10 dated 2007-02-05)
28877 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28879 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28881 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28884 2007-02-08 DJ Delorie <dj@redhat.com>
28886 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28887 * config/m32c/m32c.c (legal_subregs): New.
28888 (m32c_illegal_subreg_p): New.
28889 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28890 unsupported subregs of hard regs.
28892 2007-02-08 Jan Hubicka <jh@suse.cz>
28894 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28895 the same one; always update histograms.
28897 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28899 * passes.c (init_optimization_passes): Tidy comment.
28901 2007-02-08 Roger Sayle <roger@eyesopen.com>
28903 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28904 strip zero_extend, bswap and rotates from POCOUNT's argument.
28905 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28906 zero_extend and rotates from PARITY's argument.
28907 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28908 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28909 of an integer constant at compile-time.
28911 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28914 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28916 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28919 * tree-ssa-live.c (remove_unused_locals): Do not remove
28920 TREE_ADDRESSABLE variables.
28921 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28922 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28923 FOR_CLOBBER. Update all users.
28924 If VAR has an associated alias set, add a virtual operand for
28925 it if no alias is found to conflict with the memory reference.
28927 2007-02-07 Jan Hubicka <jh@suse.cz>
28928 Robert Kidd <rkidd@crhc.uiuc.edu>
28930 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28932 2007-02-07 Ian Lance Taylor <iant@google.com>
28934 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28936 2007-02-07 Roger Sayle <roger@eyesopen.com>
28938 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28939 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28940 tablejumpdi, movsi_to_cr_one): Remove constraints from
28941 define_expand's match_operands.
28943 2007-02-07 Roger Sayle <roger@eyesopen.com>
28945 * global.c (compute_regsets): Move declatation of "i" inside of
28946 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28948 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28951 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28952 of INDIRECT_REF <RESULT_DECL>.
28954 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28956 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28957 Kaz Kojima <kkojima@gcc.gnu.org>
28960 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28962 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28964 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28966 * doc/loop.texi: Document possibility not to perform disambiguation
28967 of loops with multiple latches.
28968 * cfgloopmanip.c (alp_enum_p): Removed.
28969 (add_loop): Handle subloops. Use get_loop_body_with_size.
28970 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28971 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28972 the new forwarder block.
28973 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28974 Handle the case latch is NULL.
28975 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28976 modifications when marking loop exits.
28977 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28979 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28980 disambiguate_loops_with_multiple_latches.
28981 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28982 before fix_loop_structure.
28983 * cfgloop.c: Include pointer-set.h and output.h.
28984 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28985 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28986 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28987 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28988 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28989 disambiguate_multiple_latches, get_loop_body_with_size,
28990 disambiguate_loops_with_multiple_latches): New functions.
28991 (flow_loop_dump): Dump multiple latch edges.
28992 (flow_loop_nodes_find): Handle loops with multiple latches.
28993 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28994 (glb_enum_p): Modified.
28995 (get_loop_body): Use get_loop_body_with_size.
28996 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28997 (AVOID_CFG_MODIFICATIONS): New constant.
28998 (disambiguate_loops_with_multiple_latches, add_loop,
28999 get_loop_body_with_size): Declare.
29000 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29002 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29004 PR inline-asm/28686
29005 * global.c (compute_regsets): New function.
29006 (global_alloc): Refactored ELIMINABLE_REGSET
29007 and NO_GLOBAL_ALLOC_REGS computation out.
29008 (rest_of_handle_global_alloc): Call compute_regsets()
29009 for non-optimizing case.
29011 2007-02-06 Richard Henderson <rth@redhat.com>
29013 * config/i386/constraints.md (Y2): Rename from Y.
29014 (Yi): New constraint.
29015 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29016 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29017 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29018 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29019 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29020 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29021 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29022 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29023 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29024 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29025 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29026 vec_extractv2si_1): Change Y constraints to Y2.
29027 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29028 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29029 Change Y constraints to Y2.
29030 (sse2_loadld): Change Y constraints to x.
29032 2007-02-06 Roger Sayle <roger@eyesopen.com>
29034 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29035 (parity<mode>2): New define_expand using rs6000_emit_parity.
29036 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29037 rs6000_emit_parity): New functions.
29038 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29039 rs6000_emit_parity): Prototype here.
29041 2007-02-06 Ian Lance Taylor <iant@google.com>
29043 * lower-subreg.c (simple_move_operand): Reject CONST.
29044 (resolve_clobber): Call validate_change rather than directly
29045 assigning to XEXP (pat, 0).
29047 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29049 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29050 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29051 (tree-cfg.o): Remove hashtab.h dependency.
29053 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29054 (struct ivopts_data): Change niters to pointer_map_t.
29055 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29056 (niter_for_exit): Create pointer_map on demand. Change for
29058 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29059 (free_loop_data): Destroy data->niters if created and reset field.
29060 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29061 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29063 * tree-ssa-reassoc.c: Include pointer-set.h.
29064 (bb_rank): Change to long *.
29065 (operand_rank): Change to pointer_map_t.
29066 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29067 (insert_operand_rank): Accept long.
29068 (operand_entry_hash, operand_entry_eq): Remove.
29069 (get_rank): Return long. Adjust for changes above.
29070 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29072 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29074 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29075 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29076 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29078 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29079 directly since it cannot be NULL.
29080 (get_vi_for_tree): Rewrite for pointer_map API.
29081 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29082 (init_alias_vars): Create vi_for_tree as pointer_map.
29083 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29085 * tree-cfg.c: Don't include hashtab.h.
29086 (edge_to_cases): Declare as pointer_map.
29087 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29089 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29090 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29091 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29093 (record_switch_edge): Delete.
29094 (get_cases_for_edge): Adjust for pointer_map API, inline
29095 record_switch_edge (rewritten for new API), remove goto.
29097 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29099 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29100 * tree-nested.c: Include pointer-set.h.
29101 (var_map_elt, var_map_eq, var_map_hash): Delete.
29102 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29103 to pointer_map_t's.
29104 (nesting_info_bitmap_obstack): New.
29105 (lookup_field_for_decl): Adjust for pointer_map API.
29106 (lookup_tramp_for_decl): Adjust for pointer_map API.
29107 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29108 (get_local_debug_decl): Adjust for pointer_map API.
29109 (convert_nl_goto_reference): Adjust for pointer_map API.
29110 (convert_nl_goto_receiver): Adjust for pointer_map API.
29111 (create_nesting_tree): Create outside GGC space. Create bitmap on
29112 the new obstack. Create field_map and var_map as pointer_maps.
29113 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29115 (lower_nested_functions): Move root here, no need to NULL it.
29116 Initialize and release the obstack.
29118 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29120 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29121 Remove prototypes and make them non-static.
29122 (struct tree_int_map): Remove.
29123 * tree.h (struct tree_int_map): Move here, turning TO into an
29125 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29127 * tree.h (TREE_COMPLEXITY): Remove.
29128 (struct tree_exp): Remove complexity field.
29129 * tree.c (build1_stat): Don't set it.
29131 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29132 Victor Kaplansky <victork@il.ibm.com>
29134 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29135 (vect_is_simple_reduction): Support reduction with induction as
29136 one of the operands.
29137 (vect_is_simple_iv_evolution): Fix formatting.
29138 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29139 formatting. Don't mark induction phis for vectorization.
29140 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29141 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29142 (vect_get_vec_def_for_operand): Support induction.
29143 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29145 (vectorizable_reduction): Support reduction with induction as one of
29147 (vectorizable_type_demotion): Use def-type of stmt argument rather
29148 than dummy def-type.
29150 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29151 flag_tree_scev_cprop.
29152 * common.opt (tree-scev-cprop): New flag.
29154 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29155 call to vect_get_new_vect_var.
29157 2007-02-06 Ira Rosen <irar@il.ibm.com>
29159 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29160 vectype is not NULL.
29161 (vect_pattern_recog_1): Likewise.
29163 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29165 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29166 (fold_negate_expr): Likewise.
29168 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29171 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29172 even if cv-qualification is the same.
29174 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29176 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29177 __enable_execute_stack on completion.
29179 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29181 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29182 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29183 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29184 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29185 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29186 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29187 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29188 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29192 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29193 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29194 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29195 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29196 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29197 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29198 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29199 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29200 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29201 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29202 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29203 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29204 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29205 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29206 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29207 sqrtextenddfxf2_i387): Added amdfam10_decode.
29209 * config/i386/athlon.md (athlon_idirect_amdfam10,
29210 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29211 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29212 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29213 athlon_ivector_store_amdfam10): New define_insn_reservation.
29214 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29217 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29219 * config/i386/athlon.md (athlon_call_amdfam10,
29220 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29221 define_insn_reservation.
29222 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29223 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29224 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29226 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29228 * config/i386/athlon.md (athlon_sseld_amdfam10,
29229 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29230 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29234 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29235 define_insn_reservation.
29236 * config/i386/i386.md (sseins): Added sseins to define_attr type
29237 and define_attr unit.
29238 * config/i386/sse.md: Set type attribute to sseins for insertq
29241 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29243 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29244 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29245 ssecomi_load_amdfam10, ssecomi_amdfam10,
29246 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29247 define_insn_reservation.
29248 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29250 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29252 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29253 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29254 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29255 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29256 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29257 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29258 define_insn_reservation.
29260 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29261 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29262 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29263 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29264 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29266 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29268 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29269 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29270 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29271 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29272 athlon_ssemul_load_k8): Added amdfam10.
29274 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29276 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29277 (x86_sse_unaligned_move_optimal): New variable.
29279 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29281 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29282 for unaligned vector SSE double/single precision loads for AMDFAM10.
29284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29286 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29287 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29288 Define TARGET_CPU_DEFAULT_amdfam10.
29289 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29290 (processor_type): Add PROCESSOR_AMDFAM10.
29292 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29293 processor_type in config/i386/i386.h.
29294 Enable imul peepholes for TARGET_AMDFAM10.
29296 * config.gcc: Add support for --with-cpu option for amdfam10.
29298 * config/i386/i386.c (amdfam10_cost): New variable.
29299 (m_AMDFAM10): New macro.
29300 (m_ATHLON_K8_AMDFAM10): New macro.
29301 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29302 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29303 x86_promote_QImode, x86_integer_DFmode_moves,
29304 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29305 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29306 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29307 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29308 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29309 Enable/disable for amdfam10.
29310 (override_options): Add amdfam10_cost to processor_target_table.
29311 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29312 processor_alias_table.
29313 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29314 (ix86_adjust_cost): Add code for amdfam10.
29316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29318 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29319 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29320 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29321 * config/i386/i386.h: Add builtin definition for SSE4A.
29322 * config/i386/i386.md: Add support for ABM instructions
29323 (popcnt and lzcnt).
29324 * config/i386/sse.md: Add support for SSE4A instructions
29325 (movntss, movntsd, extrq, insertq).
29326 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29327 Add -march=amdfam10 flag.
29328 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29329 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29331 * doc/extend.texi: Add documentation for SSE4A builtins.
29333 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29335 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29337 2007-02-05 Richard Guenther <rguenther@suse.de>
29339 * tree-vectorizer.h (vectorizable_function): Add argument type
29340 argument, change return type.
29341 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29342 * tree-vect-transform.c (vectorizable_function): Handle extra
29343 argument, return vectorized function decl.
29344 (build_vectorized_function_call): Remove.
29345 (vectorizable_call): Handle calls with result and argument types
29346 differing. Handle loop vectorization factor correctly.
29347 * targhooks.c (default_builtin_vectorized_function): Adjust for
29349 * targhooks.h (default_builtin_vectorized_function): Likewise.
29350 * target.h (builtin_vectorized_function): Add argument type
29352 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29353 extra argument, allow vectorizing of lrintf.
29354 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29355 documentation of target hook.
29357 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29360 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29361 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29362 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29364 2007-02-05 Roger Sayle <roger@eyesopen.com>
29366 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29367 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29368 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29369 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29370 before canonicalizing sincos to cexpi.
29371 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29373 2007-02-05 Roger Sayle <roger@eyesopen.com>
29375 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29376 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29377 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29379 2007-02-05 Roger Sayle <roger@eyesopen.com>
29381 * mips-tfile.c (initialize_init_file): Correct endianness test.
29383 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29385 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29386 the 'y' constraint.
29388 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29390 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29391 saves in a PARALLEL before the register assignments.
29393 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29395 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29396 DWARF_FRAME_RETURN_COLUMN to be a general register.
29397 * dwarf2out.c (init_return_column_size): New function, split from...
29398 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29399 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29400 to be nongeneral registers.
29401 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29403 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29404 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29406 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29408 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29410 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29412 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29413 (remove_path): Use can_remove_branch_p and remove_branch instead
29414 of loop_delete_branch_edge.
29415 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29416 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29417 Update profile using scale_dominated_blocks_in_loop.
29418 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29419 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29420 (can_remove_branch_p, remove_branch): Declare.
29421 * tree-cfg.c (tree_can_remove_branch_p): New function.
29422 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29423 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29424 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29426 2007-02-05 Jan Hubicka <jh@suse.cz>
29428 PR middle-end/30696
29429 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29430 nodes in cgraph, don't remove offline copy of the function.
29432 2007-02-04 Jan Hubicka <jh@suse.cz>
29434 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29435 vectors might cause maybe_lookup_element_for_expr to be called
29436 on non-sra-candidate.
29438 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29440 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29441 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29442 spelling conventions.
29444 2007-02-04 Richard Guenther <rguenther@suse.de>
29446 PR middle-end/30636
29447 * fold-const.c (try_move_mult_to_index): Make sure to not
29448 overflow one dimension of a multi-dimensional array access.
29450 2007-02-04 Jan Hubicka <jh@suse.cz>
29452 * passes.c (init_optimization_passes): Reindent.
29454 2007-02-04 Jan Hubicka <jh@suse.cz>
29455 Eric Botcazou <ebotcazou@adacore.com>
29457 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29458 (execute_fixup_cfg): Break out the abnormal goto code.
29459 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29460 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29461 (optimize_inline_calls): Call make_nonlocal_label_edges.
29463 2007-02-04 Jan Hubicka <jh@suse.cz>
29465 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29466 true when something was changed.
29467 (rename_ssa_copies): When something was changed, do
29468 TODO_remove_unused_locals.
29469 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29470 add TODO_remove_unused_locals when instruction was removed.
29472 2007-02-04 Jan Hubicka <jh@suse.cz>
29474 * ipa-inline.c (try_inline): Improve debug output; work on already
29476 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29477 call try_inline for already inlined edges too when flattening;
29478 inline also functions that make callee growth but overall unit size
29481 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29483 * config/m32c/bitops.md, config/m32c/jump.md,
29484 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29485 config/m32r/m32r.h, config/m32r/m32r.md,
29486 config/m32r/predicates.md, config/m68hc11/larith.asm,
29487 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29488 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29489 config/mips/mips-protos.h, config/mips/mips.c,
29490 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29491 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29492 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29493 spelling conventions.
29495 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29496 Follow spelling conventions.
29498 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29500 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29501 warn about C++0x compatibility.
29503 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29505 * config/h8300/h8300.c, config/h8300/h8300.h,
29506 config/h8300/h8300.md: Follow spelling conventions.
29508 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29510 PR middle-end/30667
29511 * combine.c (try_combine): Do not substitute source operand
29512 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29514 2007-02-03 Jan Hubicka <jh@suse.cz>
29516 PR gcov-profile/30650
29517 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29518 do not divide by zero for never executed counters.
29519 (tree_find_values_to_profile): Fix counters.
29520 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29522 2007-02-03 Ian Lance Taylor <iant@google.com>
29524 * lower-subreg.c (simple_move_operand): New static function,
29525 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29527 (simple_move): Call simple_move_operand.
29528 (find_decomposable_subregs): Add special handling of MEMs.
29529 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29530 meaning of return value. If we see a hard register, test whether
29531 it can store a word_mode value. Change all callers.
29533 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29535 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29536 ftrapv insns and expanders.
29537 (subdi3): Change define_expand operand 1 to arith11_operand, and
29538 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29539 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29540 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29543 PR middle-end/30174
29544 * varasm.c (notice_global_symbol): Treat global objects as weak when
29545 flag_shlib is true.
29547 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29549 * emit-rtl.c (dconstpi): Delete.
29550 (dconstsqrt2): New.
29551 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29552 * real.h (dconstpi): Delete.
29553 (dconstsqrt2): New.
29554 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29555 (fold_builtin_hypot): Likewise.
29557 2007-02-03 Tom Tromey <tromey@redhat.com>
29560 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29561 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29563 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29565 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29566 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29567 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29568 config/rs6000/cell.md, config/rs6000/darwin.h,
29569 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29570 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29571 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29572 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29573 typos. Follow spelling conventions.
29574 * doc/invoke.texi: Follow spelling conventions.
29576 2007-02-03 Roger Sayle <roger@eyesopen.com>
29578 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29579 canonicalization transformations that attempt to simplify integer
29580 constant comparisons to become comparisons against zero.
29582 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29584 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29586 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29587 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29589 2007-02-02 Mike Stump <mrs@apple.com>
29591 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29592 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29593 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29594 generate a branch island.
29596 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29598 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29599 (xtensa_legitimate_address_p): New.
29600 (xtensa_legitimize_address): New.
29601 (xtensa_output_addr_const_extra): New.
29602 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29604 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29605 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29606 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29607 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29608 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29609 (xtensa_legitimize_address): New.
29610 (xtensa_output_addr_const_extra): New.
29612 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29614 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29616 2007-02-02 Ian Lance Taylor <iant@google.com>
29618 * expmed.c (expand_divmod): Add comment.
29620 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29622 * emit-rtl.c (renumber_insns): Remove.
29623 * flags.h: Remove the extern for flag_renumber_insns.
29624 * rtl.h: Remove the prototype for renumber_insns.
29625 * toplev.c (flag_renumber_insns): Remove.
29627 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29629 Revert for x86 darwin:
29630 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29632 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29633 code before the following patch under TARGET_MACHO.
29634 (ix86_function_value_regno_p): Likewise.
29636 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29638 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29641 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29644 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29645 loads to general or fp registers. Add comments.
29646 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29648 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29650 * pointer-set.c (insert_aux): Only return insertion slot.
29651 (pointer_set_insert): Adjust.
29652 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29653 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29654 pointer_map_traverse): New.
29655 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29656 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29657 pointer_map_contains, pointer_map_traverse): Declare.
29659 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29661 PR middle-end/30473
29662 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29663 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29665 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29667 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29669 (struct _dep): New type.
29670 (dep_t): New typedef.
29671 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29672 (DEP_STATUS): New access macro. The macro with the same name was
29673 renamed to DEP_LINK_STATUS.
29674 (dep_init): Declare function
29676 (struct _dep_link): New type.
29677 (dep_link_t): New typedef.
29678 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29679 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29680 (DEP_LINK_STATUS): New macro.
29681 (debug_dep_links): New debug function.
29683 (struct _deps_list): New type.
29684 (deps_list_t): New typedef.
29685 (DEPS_LIST_FIRST): New access macro.
29686 (FOR_EACH_DEP_LINK): New cycle macro.
29687 (create_deps_list, free_deps_list, delete_deps_list): Declare
29689 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29690 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29691 (copy_deps_list_change_con): Ditto.
29693 (move_dep_link): Declare function.
29695 (struct _dep_node): New type.
29696 (dep_node_t): New typedef.
29697 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29699 (struct haifa_insn_data.back_deps): New field to hold backward
29700 dependencies of the insn.
29701 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29703 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29704 Change its type to deps_list_t.
29705 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29706 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29707 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29709 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29711 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29713 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29715 (dep_cost): Declare.
29717 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29718 (ds_to_dk, dk_to_ds): New functions.
29720 (init_dep_1): New static function.
29721 (init_dep): New function.
29722 (copy_dep): New static function.
29724 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29726 (detach_dep_link): New static function.
29727 (move_dep_link): New function.
29729 (dep_links_consistent_p, dump_dep_links): New static functions.
29730 (debug_dep_links): New debugging function.
29732 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29734 (alloc_deps_list, init_deps_list): New static functions.
29735 (create_deps_list): New function.
29736 (clear_deps_list): New static function.
29737 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29738 (deps_list_consistent_p, dump_deps_list): New static functions.
29739 (debug_deps_list): New function.
29740 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29742 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29744 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29745 use new scheduler dependencies lists.
29746 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29747 (sched_analyze): Ditto. Initialize dependencies lists.
29748 (add_forw_dep, compute_forward_dependences): Update to use new
29749 scheduler dependencies lists.
29751 (init_dependency_caches): Init deps_obstack.
29752 (free_dependency_caches): Free deps_obstack.
29754 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29755 new scheduler dependencies lists.
29756 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29757 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29759 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29760 Update to use new scheduler dependencies lists.
29761 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29762 (debug_dependencies): Ditto.
29763 (schedule_region): Update comments.
29765 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29766 scheduler dependencies lists.
29767 (schedule_ebb): Update comments.
29769 * rtl.def (DEPS_LIST): Remove.
29771 * lists.c (unused_deps_list): Remove.
29772 (free_list): Update assertions.
29774 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29775 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29777 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29778 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29780 * haifa-sched.c (comments): Update.
29781 (insn_cost1): Remove. Inline the code into insn_cost ().
29782 (insn_cost): Update to use new scheduler dependencies lists. Move
29783 processing of the dependency cost to dep_cost ().
29784 (dep_cost): New function. Use it instead of insn_cost () when
29785 evaluating cost of the dependency. Use compatible interface to
29786 interact with the target.
29787 (priority): Update to use new scheduler dependencies lists.
29788 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29789 with greater number of insns that depend on the insn.
29790 (schedule_insn): Update to use new scheduler dependencies lists. Add
29791 code to free backward dependencies lists. Inline and optimize code
29792 from resolve_dep () - see PR28071.
29793 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29794 lists. Update call to targetm.sched.is_costly_dependence hook.
29796 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29797 scheduler dependencies lists.
29799 (resolve_dep): Remove. Move the logic to schedule_insn ().
29800 (init_h_i_d): Initialize dependencies lists.
29802 (process_insn_depend_be_in_spec): Rename to
29803 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29804 dependencies lists.
29805 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29806 Update to use new scheduler dependencies lists.
29807 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29809 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29810 new scheduler dependencies lists.
29811 (build_intra_loop_deps): Ditto.
29813 * target.h (struct _dep): Declare to use in
29814 gcc_target.sched.is_costly_dependence.
29815 (struct gcc_target.sched.adjust_cost): Fix typo.
29816 (struct gcc_target.sched.is_costly_dependence): Change signature to
29817 use single dep_t parameter instead of an equivalent triad.
29818 (struct gcc_target.sched.adjust_cost_2): Remove.
29820 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29822 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29824 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29826 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29828 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29829 (REG_DEP_TRUE): Document.
29831 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29832 Change signature to correspond to the targetm.sched.adjust_cost hook.
29833 Update use in TARGET_SCHED_ADJUST_COST_2.
29834 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29835 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29836 new scheduler dependencies lists.
29837 (ia64_gen_check): Ditto.
29839 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29840 scheduler dependencies lists.
29842 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29843 signature to correspond to the targetm.sched.is_costly_dependence hook.
29844 (is_costly_group): Update to use new scheduler dependencies lists.
29846 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29847 instead of INSN_COST () macro.
29849 2007-02-01 Ian Lance Taylor <iant@google.com>
29851 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29853 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29855 * pa.md (tp_load): Correct mfctl instruction syntax.
29857 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29859 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29860 altivec_padding_size calculation on AIX. Improve comment, add
29861 assert to verify that it's right.
29863 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29866 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29868 PR inline-asm/28686
29869 * global.c (global_alloc): Add mising initialization of
29872 2007-02-01 Roger Sayle <roger@eyesopen.com>
29874 * alias.c (init_alias_analysis): Correct whitespace.
29875 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29876 partition_hot_cold_basic_blocks): Likewise.
29877 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29878 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29879 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29880 fold_builtin_snprintf_chk, fold_builtin_printf,
29881 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29882 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29883 * cfgcleanup.c (cleanup_cfg): Likewise.
29884 * cfgexpand.c (tree_expand_cfg): Likewise.
29885 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29886 * function.c (get_next_funcdef_no): Likewise.
29887 * gengtype.c (main): Likewise.
29888 * genmodes.c (main): Likewise.
29889 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29890 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29891 * ifcvt.c (noce_emit_move_insn): Likewise.
29892 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29894 * stor-layout.c (get_best_mode): Likewise.
29895 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29896 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29897 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29898 perform_var_substitution, solve_graph): Likewise.
29899 * tree-vrp.c (vrp_finalize): Likewise.
29901 2007-02-01 Ian Lance Taylor <iant@google.com>
29903 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29904 high part of a paradoxical subreg, return a constant zero.
29906 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29908 * toplev.c (lang_dependent_init): Call init_set_costs.
29909 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29911 2007-02-01 Richard Guenther <rguenther@suse.de>
29913 PR middle-end/30656
29914 * fold-const.c (fold_negate_expr): Allow negating a
29915 constant if overflow does not change.
29917 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29919 * doc/c-tree.texi (Expression trees): Improve markup.
29920 * doc/tm.texi (Register Classes, Addressing Modes)
29921 (Floating Point): Fix spacing after abbreviations. Fix some
29924 2007-02-01 Ben Elliston <bje@au.ibm.com>
29926 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29927 * doc/contrib.texi: Likewise.
29928 * doc/install.texi: Likewise.
29930 2007-01-31 Richard Henderson <rth@redhat.com>
29931 Ian Lance Taylor <iant@google.com>
29933 * lower-subreg.c: New file.
29934 * rtl.def (CONCATN): Define.
29935 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29936 pass_lower_subreg2.
29937 * emit-rtl.c (update_reg_offset): New static function, broken out
29938 of gen_rtx_REG_offset.
29939 (gen_rtx_REG_offset): Call update_reg_offset.
29940 (gen_reg_rtx_offset): New function.
29941 * regclass.c: Revert patch of 2006-03-05, restoring
29943 (clear_reg_info_regno): New function.
29944 * dwarf2out.c (concatn_loc_descriptor): New static function.
29945 (loc_descriptor): Handle CONCATN.
29946 * common.opt (fsplit_wide_types): New option.
29947 * opts.c (decode_options): Set flag_split_wide_types when
29949 * timevar.def (TV_LOWER_SUBREG): Define.
29950 * rtl.h (gen_reg_rtx_offset): Declare.
29951 (reg_scan_update): Declare.
29952 * regs.h (clear_reg_info_regno): Declare.
29953 * tree-pass.h (pass_lower_subreg): Declare.
29954 (pass_lower_subreg2): Declare.
29955 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29956 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29957 -fsplit-wide-types.
29958 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29959 * Makefile.in (OBJS-common): Add lower-subreg.o.
29960 (lower-subreg.o): New target.
29962 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29964 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29966 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29969 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29971 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29973 PR middle-end/29335
29974 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29976 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29978 * cfgloop.h: Include vec-prim.h.
29979 (enum li_flags): Remove LI_ONLY_OLD.
29980 (loop_iterator): Changed.
29981 (fel_next, fel_init): Iterate over loop tree.
29982 (FOR_EACH_LOOP_BREAK): New macro.
29983 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29985 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29986 * modulo-sched.c (sms_schedule): Ditto.
29987 * tree-vectorizer.c (vectorize_loops): Ditto.
29988 * doc/loop.texi: Update information on loop numbering and behavior of
29989 FOR_EACH_LOOP wrto new loops.
29990 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29991 add_to_evolution_1): Test nestedness of loops instead of comparing
29993 * tree-chrec.c (chrec_fold_plus_poly_poly,
29994 chrec_fold_multiply_poly_poly, chrec_evaluate,
29995 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29996 reset_evolution_in_loop): Ditto.
29997 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29999 2007-01-31 Dirk Mueller <dmueller@suse.de>
30001 * c-common.c (warn_about_parentheses): Separate warning about
30002 un-parenthized sequence of comparison operators from the one
30003 which is supposed to warn about x <= y <= z.
30005 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30007 * optabs.h (enum optab_index): Add new OTI_isinf.
30008 (isinf_optab): Define corresponding macro.
30009 * optabs.c (init_optabs): Initialize isinf_optab.
30010 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30012 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30013 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30015 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30016 expand_builtin_interclass_mathfn.
30017 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30018 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30019 (fxam<mode>2_i387): New insn pattern.
30020 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30021 built-in functions as x87 inline asm.
30023 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30025 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30027 2007-01-30 Eric Christopher <echristo@apple.com>
30029 * config.gcc: Add geode.
30031 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30033 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30034 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30035 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30036 value-prof.c: Fix comment typos.
30038 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30041 * doc/invoke.texi (Wpointer-arith): Document warning.
30043 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30045 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30046 the list of discrepancies from the draft TR.
30048 2007-01-30 Dirk Mueller <dmueller@suse.de>
30051 * doc/invoke.texi (-Wreturn-type): Update description to
30052 match new behavior.
30054 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30056 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30058 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30060 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30061 to handle optabs that operate on floating point input argument and
30062 output to integer output.
30063 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30064 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30065 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30066 expand_builtin_interclass_mathfn ().
30067 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30068 (ilogbsi2): Remove.
30069 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30070 ilogbl built-in functions as x87 intrinsics.
30072 2007-01-30 Richard Guenther <rguenther@suse.de>
30074 PR middle-end/27657
30075 * dwarf2out.c (reference_to_unused): Query varpool if the
30076 variable was output.
30078 2007-01-30 Richard Guenther <rguenther@suse.de>
30080 PR middle-end/30313
30081 * passes.c (execute_one_pass): Reset in_gimple_form to not
30082 confuse non-unit-at-a-time mode.
30084 2007-01-29 Roger Sayle <roger@eyesopen.com>
30085 Richard Guenther <rguenther@suse.de>
30087 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30088 avoid undefined behaviour on overflow. Use force_fit_type_double
30089 to construct the constant with the specified TREE_OVERFLOW.
30091 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30093 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30094 * config/dfp-bit.h: Ditto.
30096 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30098 * c-decl.c (pop_scope): Replace warnings with call to
30099 warn_for_unused_label.
30100 * c-common.h (warn_for_unused_label): Declare.
30101 * c-common.c (warn_for_unused_label): Define.
30103 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30105 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30108 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30110 * Makefile.in (USER_H): Remove decfloat.h.
30111 * ginclude/decfloat.h: Delete, moving contents to ...
30112 * ginclude/float.h: Add support for decimal floating point,
30113 guarded by __STDC_WANT_DEC_FP__.
30115 2007-01-29 Mike Stump <mrs@apple.com>
30117 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30118 Analysis and Representation to resolve case insensitive conflict.
30119 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30121 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30123 * tree.h (struct tree_memory_tag): Add aliases member.
30124 (MTAG_ALIASES): New macro.
30125 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30126 (add_may_alias): Remove pointer-set. Update for may_aliases being
30128 (mark_aliases_call_clobbered): Update for may_aliases being a
30130 (compute_tag_properties): Ditto.
30131 (create_partition_for): Ditto.
30132 (compute_memory_partitions): Ditto.
30133 (dump_may_aliases_for): Ditto.
30134 (is_aliased_with): Ditto.
30135 (add_may_alias_for_new_tag): Ditto.
30136 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30137 (compute_is_aliased): New function.
30138 (compute_may_aliases): Call compute_is_aliased).
30139 (init_alias_info): Initialize alias_bitmap_obstack.
30140 (union_alias_set_into): New function.
30141 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30142 (have_common_aliases_p): Rewrite to take two bitmaps and use
30144 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30145 Update for bitmaps.
30146 (finalize_ref_all_pointers): Update for add_may_alias changes.
30147 (new_type_alias): Ditto.
30148 * tree-flow-inline.h (may_aliases): Return a bitmap.
30149 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30150 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30151 may_aliases being a bitmap.
30152 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30153 may_aliases now returns a bitmap.
30154 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30156 * tree-ssa-operands.c (add_virtual_operand): Update for
30157 may_aliases being a bitmap.
30159 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30161 PR tree-optimization/30630
30162 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30163 variable as changed.
30165 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30168 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30169 expanded only once even if an error occurs.
30171 2007-01-29 Ben Elliston <bje@au.ibm.com>
30173 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30174 (__gcov_average_profiler): Likewise.
30175 (__gcov_ior_profiler): Likewise.
30176 (__gcov_merge_ior): Likewise.
30178 2007-01-28 Jan Hubicka <jh@suse.cz>
30180 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30181 * value-prof.c (stringop_block_profile): Likewise.
30183 2007-01-28 Jan Hubicka <jh@suse.cz>
30185 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30186 Add variant handling histograms; add wrapper.
30187 (clear_storage_via_libcall): Export.
30188 (emit_block_move_hints): Break out from ...; add histograms.
30189 (emit_block_move): ... this one.
30190 (clear_storage_hints): Break out from ...; add histograms.
30191 (clear_storage): ... this one.
30192 (set_storage_via_memset): Handle histogram.
30193 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30194 (clear_storage_hints, clear_storage_via_libcall): Declare.
30195 (set_storage_via_setmem): Update prototype.
30196 * doc/md.texi (movmem, setmem): Document new arguments.
30198 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30199 Add new histograms.
30200 (stringop_block_profile): New global function.
30201 (tree_stringops_values_to_profile): Profile block size and alignment.
30202 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30204 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30205 (stringop_block_profile): Declare.
30206 * builtins.c: Include value-prof.h.
30207 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30208 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30209 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30210 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30211 * profile.c (instrument_values): Add new counters.
30212 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30214 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30215 (tree_init_edge_profiler): Build new profilers.
30216 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30217 (pass_tree_profile): Add dump.
30218 (tree_profile_hooks): Update.
30219 * Makefile.in (LIBGCOV): Add new constants.
30220 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30221 __gcov_ior_profiler): New.
30222 * i386.md (movmem/setmem expanders): Add new optional arguments.
30224 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30226 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30228 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30230 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30231 (tree_unswitch_single_loop): Pass eni_size_weights to
30232 tree_num_loop_insns.
30233 * tree-ssa-loop-manip.c: Include tree-inline.h.
30234 (can_unroll_loop_p): Pass eni_size_weights to
30235 tree_num_loop_insns.
30236 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30237 Pass eni_size_weights to estimate_num_insns.
30238 * tree.h (init_inline_once): Export.
30239 * toplev.c (backend_init): Call init_inline_once.
30240 * cgraphunit.c (cgraph_process_new_functions,
30241 cgraph_analyze_function): Pass eni_inlining_weights to
30242 estimate_num_insns.
30243 * ipa-inline.c (compute_inline_parameters): Ditto.
30244 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30245 to estimate_num_insns.
30246 (try_unroll_loop_completely): Pass eni_size_weights to
30247 tree_num_loop_insns.
30248 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30249 ot estimate_num_insns.
30250 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30251 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30252 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30253 eni_time_weights): New variables.
30254 (init_inline_once): Initialize them.
30255 (struct eni_data): Mew.
30256 (estimate_num_insns_1, estimate_num_insns): Use weights.
30257 * tree-inline.h (struct eni_weights_d): New.
30258 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30259 (estimate_num_insns): Declaration changed.
30260 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30261 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30262 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30264 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30266 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30267 relations in the conflict function is valid.
30269 2007-01-27 Ian Lance Taylor <iant@google.com>
30271 * common.opt: Add fstrict-overflow.
30272 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30273 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30274 (TYPE_OVERFLOW_UNDEFINED): Define.
30275 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30277 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30278 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30279 (fold_negate_expr): Likewise.
30280 (make_range): Likewise.
30281 (extract_muldiv_1): Likewise.
30282 (maybe_canonicalize_comparison): Likewise.
30283 (fold_comparison): Likewise.
30284 (fold_binary): Likewise.
30285 (tree_expr_nonnegative_p): Likewise.
30286 (tree_expr_nonzero_p): Likewise.
30287 * tree-vrp.c (compare_values): Likewise.
30288 (extract_range_from_binary_expr): Likewise.
30289 (extract_range_from_unary_expr): Likewise.
30290 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30292 (nowrap_type_p): Likewise.
30293 * tree-scalar-evolution.c (simple_iv): Likewise.
30294 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30295 (build_range_check): Likewise.
30296 (extract_muldiv_1): Likewise.
30297 (fold_comparison): Likewise.
30298 * tree-vrp.c (vrp_int_const_binop): Likewise.
30299 (extract_range_from_unary_expr): Likewise.
30300 * convert.c (convert_to_integer): Likewise.
30301 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30302 (fold_comparison): Likewise.
30303 (fold_binary): Likewise.
30304 * optabs.c (optab_for_tree_code): Likewise.
30305 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30306 * simplify-rtx.c (simplify_const_relational_operation): Check
30307 flag_strict_overflow and flag_trapv.
30308 (simplify_const_relational_operation): Likewise.
30309 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30310 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30313 2007-01-27 Roger Sayle <roger@eyesopen.com>
30315 * tree.c (tree_fold_gcd): Delete.
30316 * tree.h (tree_fold_gcd): Remove prototype.
30317 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30318 test whether one constant integer is a multiple of another. Instead
30319 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30320 * fold-const.c (multiple_of_p): We've determined both TOP and
30321 BOTTOM are integer constants so we can call int_const_binop directly
30322 instead of the more generic const_binop.
30324 2007-01-27 Roger Sayle <roger@eyesopen.com>
30326 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30327 1*X check that the constant hasn't overflowed, to preserve the
30329 (round_up): Provide an efficient implementation when rouding-up an
30330 INTEGER_CST to a power-of-two.
30332 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30334 * doc/sourcebuild.texi: Add comma for clarity.
30335 * doc/extend.texi: Fix some typos.
30336 * doc/passes.texi: Likewise.
30337 * doc/cppinternals.texi: Likewise.
30338 * doc/c-tree.texi: Likewise.
30339 * doc/tree-ssa.texi: Likewise.
30340 * doc/install.texi: Likewise.
30342 2007-01-27 Jan Hubicka <jh@suse.cz>
30344 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30345 (pass_sra): Do not require alias information.
30346 * passes.c (init_optimization_passes): Add SRA
30348 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30350 * tracer.c (rest_of_handle_tracer): We already cleaned
30351 up the CFG in tracer() so don't do it here again.
30352 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30353 cleanup_cfg here, either. And don't call renumber_insns.
30355 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30356 and BB_HEAD are in the insn stream here. Instead make sure
30357 that BB_INSN is valid on all insns. Also, do check here that
30358 there are no pending branch predictions...
30359 (rtl_verify_flow_info): ...instead of doing it here. Checks
30360 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30363 2007-01-26 Roger Sayle <roger@eyesopen.com>
30365 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30366 function to simplify/factorize operand order canonicalization.
30367 (ix86_fixup_binary_operands): Reorganize using the above function.
30368 (ix86_binary_operator_ok): Likewise.
30370 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30372 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30373 file scope from optimize_attrs.
30374 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30376 (optimize_attrs): Clear insn_code_values after freeing it.
30378 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30380 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30381 a parts.base assignment.
30383 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30385 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30386 (compute_subscript_distance, initialize_data_dependence_relation,
30387 finalize_ddr_dependent, analyze_ziv_subscript,
30388 analyze_siv_subscript_cst_affine,
30389 compute_overlap_steps_for_affine_univar,
30390 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30391 analyze_siv_subscript, analyze_miv_subscript,
30392 analyze_overlapping_iterations, subscript_dependence_tester_1,
30393 compute_self_dependence, free_dependence_relation): Work
30394 with affine_fn instead of chrecs.
30395 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30396 common_affine_function, affine_function_base,
30397 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30398 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30399 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30400 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30401 (all_chrecs_equal_p): Removed.
30402 * tree-data-ref.h (affine_fn, conflict_function): New types.
30403 (struct subscript): Change type of conflicting_iterations_in_a
30404 and conflicting_iterations_in_b.
30406 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30409 * config/pa/pa.h (TARGET_HPUX_11): New.
30410 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30411 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30413 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30414 Richard Guenther <rguenther@suse.de>
30416 * tree-ssa-structalias.c (solve_graph): Handle case
30417 we merged the variable to another.
30419 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30421 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30424 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30425 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30427 2007-01-25 DJ Delorie <dj@redhat.com>
30429 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30430 allow changes to modes which don't fit in those registers.
30432 * reload1.c (choose_reload_regs): Check for invalid subregs before
30433 computing their locations, not after.
30435 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30438 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30439 save Altivec registers in an eh_return function.
30440 (compute_vrsave_mask): Likewise.
30441 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30442 for saving Altivec registers.
30443 (rs6000_emit_prologue): Don't allocate stack twice in
30444 eh_return function. Correct expected value of altivec_save_offset
30445 when using save_world. Describe save of R0 to stack when using
30446 save_world. Describe stack pointer adjustment when using
30447 save_world. Remove duplicated eh_return parameter register saving.
30448 Update sp_offset variable after save_world.
30449 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30451 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30452 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30455 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30457 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30459 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30462 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30463 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30465 2007-01-25 Richard Guenther <rguenther@suse.de>
30467 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30468 * common.opt (-Wcoverage-mismatch): New warning option.
30469 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30470 if -Wcoverage-mismatch is given.
30472 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30474 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30475 (ipcp_driver): Change to static definition.
30476 Add dumping of the ifunctions.
30477 (constant_val_insert): Remove unused parameter. Support for SSA.
30478 (ipcp_propagate_const): Support for SSA.
30479 (ipcp_profile_bb_print): Print only analyzed nodes.
30480 (ipcp_replace_map_create): Remove support for Fortran constant
30482 * ipa-prop.c (ipa_method_modify_stmt,
30483 ipa_callsite_compute_param): Support for SSA.
30484 * ipa-prop.h (ipcp_driver): Remove declaration.
30485 (IS_VALID_TREE_MAP_INDEX): Add define.
30487 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30489 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30491 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30493 PR middle-end/30447
30494 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30495 constant argument to cabs and do it without checking for
30496 -funsafe-math-optimizations.
30498 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30500 * c-common.h (RID_FIRST_CXX0X): New.
30501 (RID_LAST_CXX0X): New.
30502 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30504 * c.opt (Wc++0x-compat): New.
30505 * doc/invoke.texi (-Wc++0x-compat): Document.
30507 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30509 * builtins.c (fold_builtin_carg): New.
30510 (fold_builtin_1): Use it.
30512 2007-01-24 Jan Hubicka <jh@suse.cz>
30514 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30516 * ipa-inline.c (initial_insns, max_insns): Delete.
30517 (compute_max_insns): New function.
30518 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30519 amount of insns as base for code growth.
30520 (cgraph_decide_inlining): Make initial_insns local; do not compute
30522 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30523 * doc/invoke.texi (inline-unit-growth): Update docs.
30525 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30527 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30528 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30529 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30530 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30531 for CPUs that have PTA_CX16 set.
30533 PR middle-end/27416
30534 * gimplify.c (omp_check_private): New function.
30535 (gimplify_scan_omp_clauses): Use it for
30536 firstprivate/lastprivate/reduction.
30538 PR middle-end/30494
30539 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30540 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30542 PR middle-end/30421
30543 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30544 If lower_lastprivate_clauses emits some statements, append them
30545 to dlist rather than body_p and to body_p append an initializer.
30546 (lower_omp_for): Adjust caller.
30548 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30550 * target.h (globalize_decl_name): New.
30551 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30552 * output.h (default_globalize_decl_name): New.
30553 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30555 (globalize_decl): Ditto.
30556 (default_globalize_decl_name): New.
30557 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30558 (ia64_handle_version_id_attribute): New.
30559 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30560 (ia64_asm_output_external): Use globalize_decl_name instead
30561 of globalize_label.
30562 * doc/extend.texi (version_id): New pragma.
30563 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30565 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30567 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30568 _uleb128_t and _Unwind_SWord with _sleb128_t.
30569 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30570 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30572 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30573 * unwind-pe.h (read_uleb128, read_sleb128,
30574 read_encoded_value_with_base): Likewise.
30575 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30577 2007-01-24 Richard Guenther <rguenther@suse.de>
30579 * builtins.c (expand_builtin_cexpi): Get the fndecl
30580 for cexp in the correct way.
30582 2007-01-24 Jan Hubicka <jh@suse.cz>
30584 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30587 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30589 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30590 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30591 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30592 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30593 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30594 __SIZEOF_PTRDIFF_T__.
30595 * doc/cpp.texi: Documentation for the new builtin macros added.
30597 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30599 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30600 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30601 instead of operands[2] to avoid access past the end of array.
30603 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30605 * reload1.c (emit_reload_insns): Pass the reload register
30606 for a non-spill output reload through forget_old_reloads_1.
30608 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30610 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30611 _SOFT_DOUBLE if doubles use software floating-point.
30612 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30613 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30614 * config/rs6000/darwin-ldouble.c: Also compile functions for
30615 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30616 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30617 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30618 commented-out long double override.
30619 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30620 * config/rs6000/eabispe.h: Likewise.
30621 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30622 long double for non-SPE.
30623 (rs6000_handle_option): Likewise.
30624 (invalid_e500_subreg): Disallow more subregs involding DImode,
30625 DFmode, TImode or TFmode.
30626 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30628 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30630 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30631 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30633 (rs6000_legitimate_address): Also check for TFmode for E500
30635 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30636 (spe_build_register_parallel): Handle TFmode and TCmode.
30637 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30639 (function_arg): Handle TFmode and TCmode for E500 double.
30640 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30642 (print_operand): Handle TFmode and TImode for %y.
30643 (rs6000_generate_compare): Handle TFmode comparisons for E500
30645 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30646 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30647 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30648 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30649 TFmode for E500 double.
30650 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30651 (floatsidf2): Enable for E500 double.
30652 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30653 (extenddftf2): Change to extenddftf2_fprs.
30654 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30655 depending on TARGET_E500_DOUBLE.
30656 (extendsftf2): Enable for E500 double.
30657 (trunctfdf2): Enable for E500 double.
30658 (trunctfsf2): Change to trunctfsf2_fprs.
30659 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30660 depending on TARGET_E500_DOUBLE.
30661 (floatsitf2): Enable for E500 double.
30662 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30663 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30664 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30665 (negtf2): Change to negtf2_internal.
30666 (negtf2): New expander.
30667 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30668 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30669 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30670 (movdi_internal32): Use rs6000_nonimmediate_operand.
30671 (unnamed splitter): Likewise.
30672 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30673 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30674 (SPE64TF, DITI): New mode macros.
30675 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30678 (frob_<mode>_di_2): New.
30679 (frob_tf_di_8_2): New.
30680 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30682 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30684 (frob_ti_<mode>_8_2): New.
30685 (frob_ti_tf_2): New.
30686 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30687 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30689 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30690 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30691 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30692 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30693 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30694 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30697 2007-01-23 Ian Lance Taylor <iant@google.com>
30699 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30701 (OBJS-archive): Reformat, alphabetize.
30702 (OBJS): Change out_object_file to OBJS-md.
30704 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30706 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30707 JUMP_P and CALL_P predicates where applicable.
30708 * config/i386/i386.c: Ditto.
30709 * config/i386/i386.md: Ditto.
30710 * config/i386/mmx.md: Ditto.
30711 * config/i386/predicates.md: Ditto.
30713 2007-01-22 Andreas Schwab <schwab@suse.de>
30715 * config/m68k/m68k.h: Fix comment.
30717 2007-01-22 Jan Hubicka <jh@suse.cz>
30719 * passes.c (init_optimization_passes): Do not rerun
30720 pass_early_warn_uninitialized.
30722 2007-01-22 Richard Guenther <rguenther@suse.de>
30724 PR tree-optimization/30038
30725 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30727 (execute_cse_sincos_1): Likewise.
30728 (execute_cse_sincos): Likewise.
30729 (gate_cse_sincos): Likewise.
30730 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30731 the cexpi() canonicalization of sincos().
30732 * tree-pass.h (pass_cse_sincos): Declare.
30733 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30735 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30737 PR rtl-optimization/29329
30738 * combine.c (replaced_rhs_insn): Rename to i2mod.
30739 (replaced_rhs_value): Rename to i2mod_new_rhs.
30740 (i2mod_old_rhs): New global variable.
30741 (combine_instructions): Adjust for above change. Save a copy of
30742 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30743 note are substituted in the second instruction.
30744 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30745 ditch the note if it pertains to the second eliminated register
30746 and this register is mentioned in i2mod_old_rhs.
30749 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30751 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30752 the insn to which the note was originally attached.
30754 2007-01-21 Jan Hubicka <jh@suse.cz>
30756 * ipa-inline.c (inlining_mode): Comment, move up.
30757 (cgraph_decide_inlining_incrementally): Do not perform inlining
30758 itself; fix handling of flattening of self recursive functions.
30759 (cgraph_find_cycles): Remove.
30760 (cgraph_flatten_node): Remove.
30761 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30762 (try_inline): New function.
30763 (cgraph_early_inlining): Update call of
30764 cgraph_decide_inlining_incrementally. Apply inlining here.
30765 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30767 2007-01-21 Dirk Mueller <dmueller@suse.de>
30770 * tree-vrp.c (check_array_bounds): do not warn
30771 about ADDR_EXPR's of ARRAY_REF's which are immediately
30772 used in binary expressions.
30774 2007-01-21 Ira Rosen <irar@il.ibm.com>
30776 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30777 read_write_dep and macros for its access.
30778 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30779 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30780 argument, call vect_check_interleaving for every independent pair of
30781 data-refs. Mark loads that access the same memory location as a store
30783 (vect_check_dependences): Remove.
30784 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30785 call, fix the call to vect_analyze_data_ref_dependence.
30786 (vect_analyze_data_ref_access): For statements that access the same
30787 data-ref, check that they are not stores; for loads, check that there
30788 is no store that access the same location.
30790 2007-01-20 Roger Sayle <roger@eyesopen.com>
30791 Joseph Myers <joseph@codesourcery.com>
30793 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30794 (-fdump-rtl-stack): Likewise.
30795 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30796 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30797 (-mpt-fixed): Use @minus{} for minus sign.
30798 (Using Precompiled Headers): Fix under/overfull hbox.
30800 2007-01-20 Jan Hubicka <jh@suse.cz>
30802 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30803 place within annotation.
30805 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30807 * pa.c (output_move_double): Change array size of xoperands to 4.
30809 2007-01-20 Jan Hubicka <jh@suse.cz>
30811 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30814 2007-01-19 Ian Lance Taylor <iant@google.com>
30816 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30817 constant to unsigned HOST_WIDE_INT before negating.
30819 2007-01-19 Ian Lance Taylor <iant@google.com>
30821 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30823 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30824 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30825 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30826 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30827 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30828 (realloc_vdef, realloc_vuse): Change second parameter to
30830 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30831 fields to unsigned.
30832 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30833 unsigned. Change x and lim locals to unsigned.
30834 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30836 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30837 (copy_virtual_operands): Change i and n locals to unsigned.
30839 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30841 PR middle-end/29335
30842 * builtins.c (fold_builtin_1): Handle builtin fdim.
30844 2007-01-20 Jan Hubicka <jh@suse.cz>
30846 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30847 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30848 init_alias_heapvars.
30849 (init_alias_heapvars): Initialize only when not already initialized.
30850 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30852 2007-01-19 Roger Sayle <roger@eyesopen.com>
30854 * common.opt (fsigned-zeros): New command line option.
30855 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30856 of flag_unsafe_math_optimizations.
30857 * opts.c (set_fast_math_flags): The -ffast-math command line option
30858 implies -fno-signed-zeros.
30859 (fast_math_flags_set_p): Likewise.
30861 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30862 the documentation of -ffast-math appropriately. Wrap long lines.
30864 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30866 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30867 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30869 2007-01-19 Tomas Bily <tbily@suse.cz>
30871 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30873 (tree_init_ic_make_global_vars): New function
30874 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30875 (tree_gen_ic_profiler): New function
30876 (tree_gen_ic_func_profiler): New function
30877 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30878 (tree_profile_hooks): Added hook for indirec/virtual calls
30879 * value-prof.c (tree_find_values_to_profile): New case for
30881 (tree_values_to_profile): Call for determining indirect/virtual
30883 (tree_indirect_call_to_profile): New function
30884 (tree_ic_transform): New function
30885 (tree_ic): New function
30886 (find_func_by_pid): New function
30887 (init_pid_map): New function
30888 (tree_value_profile_transformations): Added check for
30889 indirect/virtual call transformation
30890 * value-prof.h (enum hist_type): New counter type for
30891 indirect/virtual calls
30892 (profile_hooks): Added new hook for profiling indirect/virtual
30894 * profile.c (instrument_values): New case for indirect/virtual
30896 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30897 (GCOV_COUNTER_V_INDIR): New counter type
30898 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30899 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30901 * cgraph.c: Definition of cgraph_max_pid
30902 (cgraph_create_node): Default init of pid attribute
30903 * cgraph.h: Declaration of cgraph_max_pid
30904 (struct cgraph_node): Added pid attribute
30905 * libgcov.c (__gcov_indirect_call_profiler): New function
30906 (__gcov_one_value_profiler_body): New function
30907 (__gcov_one_value_profiler): Body was moved to
30908 __gcov_one_value_profiler_body and calls it
30910 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30912 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30913 * gengtype.c (write_types_data, write_func_for_structure,
30914 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30915 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30916 (walk_type, write_func_for_structure): Generate the mark_hook if
30919 2007-01-19 Jan Hubicka <jh@suse.cz>
30921 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30922 'early' argument take inlining mode argument specifying whether to
30923 inline for size/speeed or all functions; add support for flattening;
30925 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30927 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30930 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30931 the name of the declared identifier.
30933 2007-01-19 Dirk Mueller <dmueller@suse.de>
30935 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30936 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30937 duplicate evaluation.
30939 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30941 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30942 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30943 to XFMode, use acosxf2 and truncate result to requested mode.
30944 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30945 (asin<mode>2): Similarly, with asin expanders.
30946 (*fscalexf4_i387): Rename from *fscalexf4.
30947 (expNcorexf3): New expander.
30948 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30949 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30950 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30951 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30952 patterns for SSE math.
30953 (exp10<mode>2): Similarly, with exp10 expanders.
30954 (exp2<mode>2): Similarly, with exp2 expanders.
30955 (expm1<mode>2): Similarly, with expm1 expanders.
30956 (ldexp<mode>3): Similarly, with ldexp expanders.
30957 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30958 Use gen_truncxf<mode>2_i387_noop to truncate result.
30960 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30962 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30963 for ColdFire targets.
30965 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30966 Richard Sandiford <richard@codesourcery.com>
30968 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30969 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30970 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30971 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30972 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30973 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30975 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30977 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30978 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30979 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30980 (*adddi_dilshr32_cf): New pattern.
30981 (adddi3, subdi3): Remove first alternatives.
30983 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30985 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30986 implemented using move.l, do not use its cc result for floating-point
30989 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30991 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30992 from accepting 's' constraints if flag_pic.
30994 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30996 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30997 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30998 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30999 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31001 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31003 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31004 ColdFire alternatives.
31005 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31006 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31007 architectures that support ff1 instruction.
31009 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31010 Julian Brown <julian@codesourcery.com>
31012 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31013 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31014 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31017 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31019 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31021 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31022 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31023 HOST_WIDE_INT instead of an rtx.
31024 (m68k_rtx_costs): Update call accordingly.
31025 (output_move_const_into_data_reg): Likewise. Fix formatting.
31026 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31028 (output_move_simode_const): Update calls after above changes.
31029 Rework to use automatic variables and predicates like MEM_P.
31030 * config/m68k/m68k.md (pushexthisi_const): Update call to
31033 2007-01-19 Dirk Mueller <dmueller@suse.de>
31035 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31036 in dump_flags test.
31038 2007-01-19 Richard Guenther <rguenther@suse.de>
31040 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31041 via cexp in case sincos is not available.
31043 2007-01-19 Richard Guenther <rguenther@suse.de>
31045 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31046 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31047 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31048 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31049 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31050 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31051 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31052 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31054 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31056 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31058 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31059 (atan2xf3): Directly generate RTL pattern.
31060 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31061 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31062 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31063 disable patterns for SSE math.
31064 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31065 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31066 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31067 disable patterns for SSE math.
31069 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31071 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31073 2007-01-18 Roger Sayle <roger@eyesopen.com>
31075 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31076 VIEW_CONVERT_EXPR to the same type as it's operand.
31078 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31080 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31081 configured for long double 128.
31083 2007-01-18 Mike Stump <mrs@apple.com>
31085 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31088 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31090 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31093 2007-01-18 Jan Hubicka <jh@suse.cz>
31095 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31096 greater than NUM_VOP_FREE_BUCKETS.
31098 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31100 * tree-ssa-structalias.c: Update comments.
31101 (ptabitmap_obstack): Removed.
31102 (pta_obstack): New.
31103 (oldpta_obstack): Ditto.
31104 (stats): Add a few members.
31105 (struct variable_info): Remove node, complex, address_taken, and
31106 indirect_target members. Add oldsolution member.
31107 (new_var_info): Do not initialize removed members.
31108 (constraint_expr_type): Remove INCLUDES.
31109 (constraint_graph): Add size, implicit_preds, rep,
31110 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31111 (FIRST_REF_NODE): New macro.
31112 (LAST_REF_NODE): Ditto.
31113 (FIRST_ADDR_NODE): Ditto.
31114 (find): New function.
31116 (dump_constraint): Do not handle INCLUDES.
31117 (insert_into_complex): Do not insert duplicate constraints.
31118 (condense_varmap_nodes): Renamed and rewritten into ...
31119 (merge_node_constraints): This. Also fix bug in handling of
31120 offseted copy constraints.
31121 (clear_edges_for_node): No longer need to deal with preds at all,
31122 or removing associated preds/succs.
31123 (merge_graph_nodes): Deal with indirect_cycles.
31124 Don't deal with predecessors.
31125 (add_implicit_graph_edge): New function.
31126 (add_pred_graph_edge): Ditto.
31127 (add_graph_edge): Don't deal with predecessors.
31128 (build_constraint_graph): Removed.
31129 (build_pred_graph): New function.
31130 (build_succ_graph): Ditto.
31131 (struct scc_info): Removed in_component. Added roots, dfs, and
31132 node_mapping. Remove visited_index, unification_queue.
31133 (scc_visit): Deal with union-find we do now.
31134 Deal with cycles with REF nodes.
31135 (collapse_nodes): Renamed and rewritten to ...
31136 (unify_nodes): This.
31137 (process_unification_queue): Removed.
31138 (topo_visit): Cleanup
31139 (do_da_constraint): Use find.
31140 (do_sd_constraint): Ditto.
31141 (do_ds_constraint): Ditto.
31142 (do_complex_constraint): Ditto.
31143 (init_scc_info): Update for removed and added members.
31144 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31145 (find_indirect_cycles): This.
31146 (equivalence_class): New variable.
31147 (label_visit): New function.
31148 (perform_variable_substitution): Rewritten.
31149 (free_var_substitution_info): New function.
31150 (find_equivalent_node): Ditto.
31151 (move_complex_constraints): Ditto.
31152 (eliminate_indirect_cycles): Ditto.
31153 (solve_graph): Only propagate changed bits.
31154 Use indirect cycle elimination.
31156 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31157 (tree_id_eq): Renamed to ...
31158 (tree_vi_eq): This. Update for member change
31159 (insert_id_for_tree): Renamed and rewritten to ...
31160 (insert_vi_for_tree): This.
31161 (lookup_id_for_tree): Renamed and rewritten to ...
31162 (lookup_vi_for_tree): This.
31163 (get_id_for_tree): Renamed and rewritten to ...
31164 (get_vi_for_tree): Ditto.
31165 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31166 (process_constraint): Don't handle INCLUDES.
31167 Remove special ADDRESSOF case.
31168 (find_func_aliases): Rewrite to use vi functions instead of id
31170 (create_function_info_for): Ditto.
31171 (create_variable_info_for): Ditto.
31172 (intra_create_variable_infos): Ditto.
31173 (merge_smts_into): Ditto.
31174 (find_what_p_points_to): Ditto.
31175 (init_base_vars): Ditto.
31176 (init_alias_vars): Ditto.
31177 (remove_preds_and_fake_succs): New function.
31178 (dump_sa_points_to_info): Dump new stats.
31179 (dump_solution_for_var): Use find.
31180 (set_used_smts): Fix formatting.
31181 (compute_points_to_sets): Updated for new functions.
31182 (ipa_pta_execute): Ditto.
31184 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31185 Richard Sandiford <richard@codesourcery.com>
31187 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31189 * calls.c (expand_call): If the return value is a PARALLEL,
31190 extract its first member.
31191 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31192 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31193 use FUNCTION_EXTRA_EPILOGUE.
31194 (m68k_function_value): Return a PARALLEL if the return value
31195 is of a pointer type.
31196 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31197 (FUNCTION_EXTRA_EPILOGUE): Remove.
31198 * config/m68k/m68k.md (D0_REG): New constant.
31200 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31202 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31203 output a NOP for empty epilogues.
31205 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31207 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31208 before function. Extend register save check to include all
31209 registers, not just integer ones.
31211 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31213 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31214 (m68k_use_return_insn): ...this.
31215 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31216 * config/m68k/m68k.c (use_return_insn): Rename to...
31217 (m68k_use_return_insn): ...this.
31218 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31219 of USE_RETURN_INSN.
31221 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31223 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31224 nearest even, fix denormal rounding overflow.
31226 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31228 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31229 f%$smove and f%$move.
31230 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31231 (extendsfdf2_cf): Use fdmove instead of f%&move.
31232 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31233 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31235 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31237 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31240 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31242 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31243 (coldfire_single_format): Declare.
31244 (coldfire_double_format): Likewise.
31245 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31246 of qnan_msb_set to determine the lower bits of a canonical
31248 (encode_ieee_double): Likewise.
31249 (encode_ieee_quad): Likewise.
31250 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31251 (mips_single_format): Likewise.
31252 (ieee_double_format): Likewise.
31253 (mips_double_format): Likewise.
31254 (ieee_extended_motorola_format): Likewise.
31255 (ieee_extended_intel_96_format): Likewise.
31256 (ieee_extended_intel_128_format): Likewise.
31257 (ieee_extended_intel_96_round_53_format): Likewise.
31258 (ibm_extended_format): Likewise.
31259 (mips_extended_format): Likewise.
31260 (ieee_quad_format): Likewise.
31261 (mips_quad_format): Likewise.
31262 (vax_f_format): Likewise.
31263 (vax_d_format): Likewise.
31264 (vax_g_format): Likewise.
31265 (i370_single_format): Likewise.
31266 (i370_double_format): Likewise.
31267 (decimal_single_format): Likewise.
31268 (decimal_double_format): Likewise.
31269 (decimal_quad_format): Likewise.
31270 (c4x_single_format): Likewise.
31271 (c4x_extended_format): Likewise.
31272 (real_internal_format): Likewise.
31273 (coldfire_single_format): New real_format.
31274 (coldfire_double_format): Likewise.
31275 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31276 canonical_nan_lsbs_set.
31277 (pdp11_d_format): Likewise.
31278 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31279 if TARGET_COLDFIRE_CPU.
31281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31283 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31284 (output_call, m68k_legitimize_call_address): Declare.
31285 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31286 parenthesees. Add support for a 'W' constraint.
31287 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31288 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31289 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31290 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31292 (override_options): Initialize them. Do not set flag_no_function_cse
31293 for TARGET_ID_SHARED_LIBRARY.
31294 (m68k_output_pic_call): Delete.
31295 (m68k_legitimize_call_address): New function.
31296 (print_operand): Remove the %o prefix. Handle the %p prefix.
31297 (output_call): New function.
31298 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31299 target address from the GOT if symbolic jumps are not allowed.
31300 * config/m68k/m68k.md (call, general_operand): Do not set
31301 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31302 Merge separate flag_pic and !flag_pic define_insns into...
31303 (*call, *call_value): ...these new patterns. Match the address
31304 rather than the containing MEM and require it to be a call_operand.
31305 Use output_call to generate the asm template.
31306 * config/m68k/predicates.md (const_call_operand): New predicate.
31307 (call_operand): Likewise.
31309 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31311 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31312 (STACK_GROWS_DOWNWARD): Define to 1.
31313 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31314 comments, emphasizing that these values are only defaults.
31315 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31316 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31320 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31322 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31323 Richard Sandiford <richard@codesourcery.com>
31325 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31326 (FP_REGNO_P): New macros.
31327 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31328 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31329 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31330 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31332 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31334 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31335 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31337 * config/m68k/t-floatlib: New file, extracting common code from...
31338 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31339 * config/m68k/t-uclinux: Here.
31340 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31341 routines on ColdFire targets.
31343 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31345 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31346 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31347 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31348 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31349 explicitly set MOTOROLA to 1.
31350 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31353 Nathan Sidwell <nathan@codesourcery.com>
31355 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31356 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31357 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31358 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31359 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31360 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31361 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31362 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31363 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31364 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31365 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31366 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31367 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31368 (DBX_REGISTER_NUMBER): Delete.
31369 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31370 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31371 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31373 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31375 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31376 * config/flat.h: New file.
31377 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31378 OBJECT_FORMAT_FLAT.
31379 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31380 indirect references for -msep-data or -mid-shared-library.
31381 Do not use PC-relative code addresses either.
31382 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31384 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31385 for shared libraries and crt1.o for executables. Use crti.o and
31387 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31388 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31389 Do not add -elf2flt or -shared-lib-id options here.
31390 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31391 Pass -shared-lib-id if -mid-shared-library, taking the library
31392 identifier from -mshared-library-id if given, otherwise
31394 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31395 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31396 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31397 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31398 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31399 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31401 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31402 jump sequence for ISA A and ISA A+.
31403 (PICJUMP): Likewise.
31405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31407 * config.gcc (m68k-*-uclinux*): Base the port on the common
31408 and m68k GNU/Linux files rather than on the generic ELF ones.
31409 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31410 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31412 2007-01-18 Julian Brown <julian@codesourcery.com>
31413 Richard Sandiford <richard@codesourcery.com>
31415 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31416 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31417 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31419 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31420 80 unconditionally.
31421 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31425 * doc/install.texi: Document m68k-uclinuxoldabi.
31426 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31427 * config/m68k/uclinux-oldabi.h: New file, copied from
31428 config/m68k/uclinux.h.
31430 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31432 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31433 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31434 (m32r_compute_frame_size): Use unsigned for regno.
31435 (m32r_reload_lr): Use gen_frame_mem.
31437 (m32r_output_function_epilogue): Don't output the function epilogue
31439 (m32r_expand_epilogue): New.
31440 (direct_return): Return false if the function has the interrupt
31442 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31443 * config/m32r/m32r.md (epilogue): New expander.
31444 (return_lr, return_rte): New insns.
31445 (return): Make it expander.
31446 (return_normal): New expander.
31448 2007-01-18 Josh Conner <jconner@apple.com>
31451 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31452 support for UNLE, UNLT, UNGE, and UNGT.
31454 2007-01-18 Jan Hubicka <jh@suse.cz>
31456 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31457 * tree-tailcall (add_virtual_phis): Likewise.
31458 (optimize_tail_call): Return TODOs.
31459 (execute_tail_calls): Return TODOs.
31460 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31461 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31463 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31464 Cleanup cfg using TODO.
31465 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31466 * passes.c (execute_function_todo): When cleanup did something, remove
31468 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31469 (make_edges): Don't cleanup_cfg.
31471 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31473 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31474 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31475 operate on the top of stack.
31476 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31477 register handling of instructions that output to the second
31479 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31480 (move_for_stack_reg): Special-case check for dead destination
31481 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31483 * config/i386/i386.md (UNSPEC_TAN): New constant.
31484 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31485 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31486 to correctly model move of constant 1.0 to top stack slot.
31487 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31488 (unnamed peephole2 pattern): Remove corresponding peephole2
31489 pattern that optimizes tan insn and loading of constant 1.0.
31490 (tanxf2): Use fptanxf4_i387.
31491 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31492 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31493 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31494 disable patterns for SSE math.
31495 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31496 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31498 2007-01-18 Dirk Mueller <dmueller@suse.de>
31499 Richard Guenther <rguenther@suse.de>
31502 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31503 * common.opt (Warray-bounds): Add new warning option.
31504 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31506 * Makefile.in: make tree-vrp.o depend on toplev.h
31507 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31509 (check_array_refs, check_array_bounds, check_array_ref): New.
31511 2007-01-18 Jan Hubicka <jh@suse.cz>
31513 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31514 (execute_ssa_ccp): Return flags conditionally.
31515 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31517 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31519 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31521 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31522 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31524 * Makefile.c (GTFILES): Add cfglayout.h.
31525 * gengtype.c (open_base_files): Likewise.
31526 * cfglayout.c (cfg_layout_function_footer,
31527 cfg_layout_function_header) Reindent to make gengtype happy.
31528 * cfglayout.h (cfg_layout_function_footer,
31529 cfg_layout_function_header): Add GTY(()) marker.
31531 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31533 2007-01-18 Ben Elliston <bje@au.ibm.com>
31535 * genautomata.c (write_automata): Include xstrerror output in the
31536 error message if writing the DFA description file fails.
31538 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31540 * config/mips/mips-protos.h (mips_output_external): Make it
31542 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31543 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31544 (extern_list): Likewise.
31545 (extern_head): Likewise.
31546 (TARGET_ASM_FILE_END): Likewise.
31547 (mips_file_end): Likewise.
31548 (mips_output_external): Rewritten.
31550 2007-01-18 Ben Elliston <bje@au.ibm.com>
31552 * genpreds.c (write_insn_preds_c): Only write out the function
31553 body for regclass_for_constraint if we have register constraints.
31555 2007-01-17 Tom Tromey <tromey@redhat.com>
31557 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31558 * doc/install.texi (Testing): Use sourceware.org.
31559 (Binaries): Likewise.
31560 (Specific): Likewise.
31561 * doc/contrib.texi (Contributors): Use sourceware.org.
31563 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31565 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31566 (AVR_ENHANCED): Rename to ...
31567 (AVR_HAVE_MUL): ... new.
31568 (avr_enhanced_p): Rename to ...
31569 (avr_have_mul_p): ... new.
31570 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31571 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31572 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31573 (avr_have_mul_p): ... new.
31574 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31575 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31576 'avr_enhanced_p' and 'enhanced'.
31577 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31578 AVR_HAVE_MUL instead of AVR_ENHANCED.
31579 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31580 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31581 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31582 instead of AVR_ENHANCED.
31583 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31584 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31585 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31587 2007-01-17 Ian Lance Taylor <iant@google.com>
31589 * vec.h (VEC_reserve_exact): Define.
31590 (vec_gc_p_reserve_exact): Declare.
31591 (vec_gc_o_reserve_exact): Declare.
31592 (vec_heap_p_reserve_exact): Declare.
31593 (vec_heap_o_reserve_exact): Declare.
31594 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31596 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31597 negative parameter.
31598 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31599 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31600 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31601 * vec.c (calculate_allocation): Add exact parameter. Change all
31603 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31604 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31605 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31606 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31607 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31608 (vec_heap_p_reserve_exact): New function.
31609 (vec_heap_o_reserve_exact): New function.
31611 2007-01-17 Jan Hubicka <jh@suse.cz>
31613 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31615 2007-01-17 Eric Christopher <echristo@apple.com>
31617 * config.gcc: Support core2 processor.
31619 2007-01-16 Jan Hubicka <jh@suse.cz>
31621 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31622 the names, just unlink the chain so we don't crash on dangling
31626 2007-01-16 Jan Hubicka <jh@suse.cz>
31628 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31629 * tree-pass.h: Reorder to make IPA passes appear toegher.
31630 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31632 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31633 parameters, do not call early inliner.
31634 * ipa-inline.c: Update comments. Include tree-flow.h
31635 (cgraph_decide_inlining): Do not compute inlining parameters.
31636 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31637 be called with function context set up.
31638 (pass_ipa_inline): Remove unreachable functions before pass.
31639 (cgraph_early_inlining): Simplify assuming to be called from the
31641 (pass_early_inline): New pass.
31642 (cgraph_gate_ipa_early_inlining): New gate.
31643 (pass_ipa_early_inline): Turn into simple wrapper.
31644 (compute_inline_parameters): New function.
31645 (gate_inline_passes): New gate.
31646 (pass_inline_parameters): New pass.
31647 (apply_inline): Move here from tree-optimize.c
31648 (pass_apply_inline): New pass.
31649 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31651 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31652 doing them by hand.
31653 (tree_function_versioning): Do not allocate dummy struct function.
31654 * tree-inline.h (optimize_inline_calls): Update prototype.
31655 * tree-optimize.c (execute_fixup_cfg): Export.
31656 (pass_fixup_cfg): Remove
31657 (tree_rest_of_compilation): Do not apply inlines.
31658 * tree-flow.h (execute_fixup_cfg): Declare.
31659 * Makefile.in (gt-passes.c): New.
31660 * passes.c: Include gt-passes.h
31661 (init_optimization_passes): New passes.
31662 (nnodes, order): New static vars.
31663 (do_per_function_toporder): New function.
31664 (execute_one_pass): Dump current pass here.
31665 (execute_ipa_pass_list): Don't dump current pass here.
31667 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31669 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31670 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31672 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31674 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31675 (strong_alias): Define.
31676 (__gcc_qmul): Provide non-FMA for soft-float.
31677 (__gcc_qdiv): Same.
31682 (__gcc_qunord): New.
31692 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31693 soft-float functions.
31694 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31695 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31696 about long double soft float.
31698 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31699 Tehila Meyzels <tehila@il.ibm.com>
31701 * tree-vectorizer.h (is_pattern_stmt_p): New.
31702 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31703 formatting (tabs instead of spaces). Cleanup and clarify setting
31704 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31705 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31706 (vectorizable_type_demotion): Check that types are integral.
31707 (vectorizable_type_promotion): Likewise.
31708 (vectorizable_store): Fix typo. Eliminate new-line at end of
31711 2007-01-16 Jan Hubicka <jh@suse.cz>
31713 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31716 2007-01-15 Eric Christopher <echristo@apple.com>
31718 * ifcvt.c: Include vec.h, vecprim.h.
31719 (check_cond_move_block): New argument regs.
31720 Reorganize. Add registers used to regs.
31721 (cond_move_process_if_block): Use regs set above as
31724 2007-01-15 Eric Christopher <echristo@apple.com>
31726 * config/darwin.h: Update copyright.
31727 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31728 (LINK_COMMAND_SPEC): Add -u.
31729 (LINK_SPEC): Fix umbrella for above.
31731 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31733 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31736 2007-01-15 Tom Tromey <tromey@redhat.com>
31738 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31739 * doc/install.texi (Testing): Don't mention jacks.
31740 (Configuration): Document --enable-java-maintainer-mode. Move
31741 --with-java-home to libgcj-specific section. Document
31743 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31745 2007-01-15 Jan Hubicka <jh@suse.cz>
31747 * tree-ssa-dce.c (DCE_TODOs): New.
31748 (propagate_necessity): Return if something changed.
31749 (eliminate_unnecessary_stmts): Likewise.
31750 (perform_tree_ssa_dce): Return TODO flags when needed.
31751 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31753 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31755 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31756 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31757 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31758 patterns using X87MODEF12 mode macro. Extend operand 1
31759 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31760 (log10<mode>2): Ditto.
31761 (log2<mode>2): Ditto.
31762 (log1p<mode>2): Ditto.
31763 (logb<mode>2): Ditto.
31764 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31765 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31766 (*fxtractxf3_i387): Rename from *fxtractxf3.
31767 (fxtract_extend<mode>xf3_i387): New insn pattern.
31768 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31769 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31770 and gen_fyl2xxf3_i387().
31772 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31774 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31775 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31776 get_loop_exit_edges. Changed return type to bool.
31777 * cfgloop.h (fix_loop_placement): Declaration removed.
31779 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31781 * param.h (MIN_VECT_LOOP_BOUND): New.
31782 * params.def (MIN_VECT_LOOP_BOUND): New.
31783 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31784 argument - minimum threshold for number of iterations.
31785 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31786 argument to declaration.
31787 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31788 MIN_VECT_LOOP_BOUND.
31789 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31790 slpeel_tree_peel_loop_to_edge with additional argument.
31791 (vect_do_peeling_for_alignment): Likewise.
31792 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31794 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31797 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31798 operands of size 1.
31800 2007-01-14 Jan Hubicka <jh@suse.cz>
31802 * tree-dfa.c (remove_referenced_var): New function.
31803 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31804 prune referenced vars list too.
31805 * tree-flow.h (remove_referenced_var): Declare.
31807 2007-01-14 Jan Hubicka <jh@suse.cz>
31809 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31811 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31812 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31813 * except.h (verify_eh_throw_table_statements): Kill prototype.
31814 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31815 into call exrepssions.
31816 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31818 * tree-cfg.c: Include pointer-set.h.
31819 (verify_node_sharing): Work on pointer set.
31820 (verify_eh_throw_stmt_node): New.
31821 (verify_stmts): Use pointers sets, verify throw_stmt.
31823 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31825 * ipa-reference.c (analyze_function): Consider also addresses taken
31828 2007-01-12 Roger Sayle <roger@eyesopen.com>
31830 * c-typeck.c (null_pointer_constant_p): Replace use of
31831 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31832 (build_c_cast): Likewise.
31834 2007-01-12 Roger Sayle <roger@eyesopen.com>
31836 * tree.h (force_fit_type_double): Remove unused final argument.
31837 * c-common.c (constant_expression_warning): Replace use of
31838 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31839 (convert_and_check): Likewise.
31840 (shorten_compare): Update call to force_fit_type_double.
31841 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31842 * convert.c (convert_to_pointer): Update call to
31843 force_fit_type_double.
31844 * fold-const.c (force_fit_type_double): Remove overflowed_const
31846 (int_const_binop, fold_convert_const_int_from_int,
31847 fold_convert_const_int_from_real, fold_div_compare,
31848 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31849 fold_abs_const, fold_not_const): Remove the final argument from
31850 calls to force_fit_type_double.
31852 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31854 * configure.ac: Set insn to "nop" for spu-*-* also.
31855 * configure: Regenerate.
31857 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31859 * builtins.def : Add BUILT_IN_FREE.
31861 2007-01-12 Jan Hubicka <jh@suse.cz>
31863 PR tree-optimization/30443
31864 * tree-inline.c (tree_function_versioning): Do not optimize when
31865 cloning for inlining.
31867 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31869 * doc/loop.texi: Document recording of loop exits.
31870 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31871 (update_single_exits_after_duplication,
31872 update_single_exit_for_duplicated_loop,
31873 update_single_exit_for_duplicated_loops): Removed.
31874 (duplicate_loop_to_header_edge): Do not call
31875 update_single_exits_after_duplication and
31876 update_single_exit_for_duplicated_loops.
31877 (loop_version): Do not update single_exit information.
31878 (fix_loop_structure): Use record_loop_exits instead of
31879 mark_single_exit_loops.
31880 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31881 the lists of loop exits.
31882 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31883 split_edge, merge_blocks): Update the lists of loop exits.
31884 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31885 loop_optimizer_init.
31886 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31887 of mark_single_exit_loops.
31888 (loop_optimizer_finalize): Call release_recorded_exits.
31889 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31890 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31891 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31892 update single exit information.
31893 * lambda-code.c (perfect_nestify): Ditto.
31894 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31895 (mark_single_exit_loops): Removed.
31896 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31897 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31898 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31900 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31901 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31902 (verify_loop_structure): Verify consistency of the exit lists.
31903 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31904 (set_single_exit): Removed.
31905 * cfgloop.h (struct loop_exit): New function.
31906 (struct loop): single_exit_ field replaced by exits field.
31907 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31908 LOOPS_HAVE_RECORDED_EXITS.
31909 (struct loops): Added exits hash.
31910 (mark_single_exit_loops, set_single_exit): Declaration removed.
31911 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31913 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31915 * doc/invoke.texi: Avoid use of @headitem.
31917 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31919 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31921 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31923 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31926 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31927 Richard Sandiford <richard@codesourcery.com>
31929 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31930 * config/m68k/m68k.opt: Resort options.
31931 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31933 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31934 Richard Sandiford <richard@codesourcery.com>
31936 * doc/invoke.texi: Document the macros that are defined by
31937 m68k's -mtune and -mhard-float options.
31938 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31939 (m68k_cpp_cpu_family): Likewise.
31940 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31941 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31942 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31943 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31944 (m68k_cpp_cpu_family): Likewise.
31946 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31948 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31949 macros besides mc68000 as tuning macros. Use a switch statement
31950 to set them and mcpu32.
31952 2007-01-12 Julian Brown <julian@codesourcery.com>
31954 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31955 (TARGET_68040_ONLY): Rename to...
31956 (TARGET_68040): ...this.
31957 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31958 * config/m68k/m68k.md: Likewise.
31960 2007-01-12 Julian Brown <julian@codesourcery.com>
31961 Nathan Sidwell <nathan@codesourcery.com>
31962 Richard Sandiford <richard@codesourcery.com>
31964 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31965 the -mcpu= argument associated with the --with-cpu setting.
31966 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31967 if different from the one implied by the -mcpu setting.
31968 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31969 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31970 * doc/invoke.texi: Mention ColdFire in the introduction to the
31971 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31972 -mno-div and -mhard-float options. Make -m68881 a synonym for
31973 -mhard-float. Document the previously-undocumented -m5206e,
31974 -m528x, -m5307 and -m5407 options. Tweak the existing option
31975 documentation for consistency.
31976 * doc/install.texi: Mention new --with-cpu arguments.
31977 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31978 default CPU if neither -mcpu nor -march are specified.
31979 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31980 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31981 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31982 using m68k_tune to decide between families that implement the
31983 same ISA. Use m68k_tune to set __mcfv4e__.
31984 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31985 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31986 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31987 (FL_ISA_C, FL_ISA_MMU): New macros.
31988 (MASK_COLDFIRE): Delete.
31989 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31990 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31991 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31992 (TARGET_HARD_FLOAT): Do not define here.
31993 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31994 (TUNE_68000): New macro.
31995 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31996 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31997 (TUNE_CFV2): Redefine in terms of m68k_tune.
31998 (uarch_type, target_device, fpu_type): New enums.
31999 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32000 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32001 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32002 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32003 (FL_FOR_isa_c): New macros.
32004 (m68k_isa): New enum.
32005 (m68k_target_selection): New structure.
32006 (all_devices, all_isas, all_microarchs): New tables.
32007 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32008 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32009 (MASK_ALL_CPU_BITS): Delete.
32010 (m68k_find_selection): New function.
32011 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32012 Map the legacy target options to a combination of the new ones.
32013 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32014 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32015 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32017 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32018 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32020 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32021 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32022 * config/m68k/m68k-devices.def: New file.
32024 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32025 Nathan Sidwell <nathan@codesourcery.com>
32027 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32028 (SUBTARGET_EXTRA_SPECS): New macros.
32029 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32030 use %(asm_cpu_spec) instead.
32031 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32032 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32033 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32034 (EXTRA_SPECS): Rename to...
32035 (SUBTARGET_EXTRA_SPECS): ...this.
32037 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32038 Richard Sandiford <richard@codesourcery.com>
32039 Julian Brown <julian@codesourcery.com>
32041 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32042 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32043 to the configuration's default CPU.
32044 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32045 Remove default masks.
32046 (m680[012]0-*-*): Set the default with_cpu to the first part of
32048 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32049 (m68k*-*-linux): Extend the --with-cpu handling to...
32050 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32051 and m68010. Don't set target_cpu_default2.
32052 * doc/install.texi: Document --with-cpu for m68k.
32053 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32054 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32055 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32056 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32057 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32058 (ASM_SPEC): Remove use of %(asm_cpu_default).
32059 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32060 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32061 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32062 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32063 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32064 (TARGET_DEFAULT): Delete.
32065 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32066 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32067 (CPP_CPU_SPEC): Delete.
32068 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32069 the appropriate string.
32070 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32071 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32072 (ASM_SPEC): Don't use %(asm_default_spec).
32073 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32074 TARGET_DEFAULT and add MASK_68881.
32075 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32077 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32079 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32080 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32081 MASK_68010 alongside MASK_68020.
32082 * doc/invoke.texi: Document -m68010.
32083 * config/m68k/m68k.opt (m68010): New.
32084 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32086 (TUNE_68010): New macro.
32087 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32088 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32089 (M68K_CPU_m68332): Add MASK_68010.
32090 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32091 fallback definition.
32092 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32094 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32095 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32096 to all entries that use MASK_68020.
32097 (output_move_simode_const, output_move_himode, output_move_qimode)
32098 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32099 instead of TARGET_68020 to select clr behavior. Remove comment
32100 about there being no TARGET_68010.
32101 * config/m68k/m68k.md: Likewise throughout.
32103 2007-01-12 Julian Brown <julian@codesourcery.com>
32105 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32106 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32107 * config/m68k/m68k.md: Likewise.
32109 2007-01-12 Julian Brown <julian@codesourcery.com>
32111 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32112 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32114 2007-01-12 Julian Brown <julian@codesourcery.com>
32116 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32117 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32118 * config/m68k/m68k.md: Likewise.
32120 2007-01-12 Julian Brown <julian@codesourcery.com>
32121 Richard Sandiford <richard@codesourcery.com>
32123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32124 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32125 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32127 (TARGET_CPU32): Rename to...
32128 (TUNE_CPU32): ...this.
32129 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32130 (TUNE_CFV2): New macros.
32131 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32132 remove conditions that are implied by TARGET_68020.
32133 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32134 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32135 (m68k_output_function_epilogue): Likewise.
32136 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32137 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32138 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32139 non-68000 timings. Refactor multiplication and division costs.
32140 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32141 TUNE_CPU32 instead of TARGET_CPU32.
32142 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32143 and TUNE_68060 instead of TARGET_68060.
32144 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32145 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32147 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32148 && !TARGET_COLDFIRE" to choose between moveq and clr.
32149 Likewise in the unnamed movsf pattern.
32150 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32151 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32156 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32157 of tabbing before backslashes.
32159 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32161 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32162 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32163 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32165 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32167 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32168 find_interesting_uses_cond.
32169 (find_interesting_uses_cond): Use extract_cond_operands.
32170 (rewrite_use_compare): Use extract_cond_operands and
32171 force_gimple_operand_bsi. Do not call update_stmt.
32172 (determine_use_iv_cost_condition): Use extract_cond_operands.
32173 Return cheaper of using original bound and changing the exit bound.
32175 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32177 PR tree-optimization/29516
32178 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32179 most_expensive_mult_to_index, addr_to_parts,
32180 create_mem_ref, maybe_fold_tmr): Make the type of
32181 fields of TARGET_MEM_REF sizetype.
32182 (move_fixed_address_to_symbol, move_pointer_to_base):
32184 * tree.def (TARGET_MEM_REF): Add comment on types of
32187 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32189 * c-common.c (vector_types_convertible_p): Treat opaque types as
32190 always convertible if they have the same size, but not otherwise.
32192 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32194 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32195 Remove the b_unconditional field.
32196 (noce_try_sign_mask): Do not look at b_unconditional.
32197 (noce_process_if_block): Do not use merge_if_blocks. Update
32198 the CFG here. Do not set b_unconditional.
32199 (cond_move_process_if_block): Likewise.
32200 (find_cond_trap): Likewise.
32201 (check_cond_move_block): Require simple jump insns at the end
32202 of the basic block.
32204 2007-01-11 Jan Hubicka <jh@suse.cz>
32206 PR tree-optimization/1046
32207 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32208 when alias info is not ready.
32209 (pass_tail_recursion): Do not require aliasing.
32210 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32211 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32212 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32213 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32214 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32215 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32216 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32218 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32219 When aliasing is not build, mark statement as volatile.
32221 2007-01-11 Tom Tromey <tromey@redhat.com>
32223 PR preprocessor/15185, PR preprocessor/20989:
32224 * doc/cppopts.texi <-MT>: Update description of algorithm for
32225 computing default target.
32226 <-M, -MD>: Reword "basename" text.
32228 2007-01-11 Roger Sayle <roger@eyesopen.com>
32230 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32231 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32232 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32233 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32234 fold_builtin_bswap, real_constp, fold_builtin_pow,
32235 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32236 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32237 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32238 * convert.c (convert_to_pointer): Likewise.
32239 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32240 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32241 const_binop, fold_convert_const_int_from_int,
32242 fold_convert_const_int_from_real,
32243 fold_convert_const_real_from_real, sign_bit_p,
32244 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32245 fold_sign_changed_comparison, fold_unary, fold_comparison,
32246 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32247 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32248 * print-tree.c (print_node_brief, print_node): Likewise.
32249 * stor-layout.c (place_field, layout_type): Likewise.
32250 * tree-chrec.c (keep_cast): Likewise.
32251 * tree.c (build_vector, build_real, build_real_from_int_cst,
32252 build_complex): Likewise.
32254 2007-01-11 Roger Sayle <roger@eyesopen.com>
32256 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32257 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32259 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32261 * configure.ac (strict1_warn): Rename to strict_warn.
32262 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32263 cc_set_by_configure, quoted_cc_set_by_configure,
32264 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32265 all_boot_languages, all_stagestuff): Remove.
32266 (target_list): Remove bootstrap targets.
32267 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32268 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32269 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32270 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32271 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32272 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32273 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32274 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32275 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32276 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32277 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32278 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32279 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32280 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32281 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32282 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32283 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32284 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32285 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32286 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32287 (mostlyclean): Adjust.
32288 (clean, distclean): Don't mention bootstrap stuff.
32289 * configure: Regenerate.
32290 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32291 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32292 treelang/config-lang.in (stagestuff): Remove.
32293 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32294 stageprofile, stagefeedback, stagestuff): Remove mention.
32296 2007-01-11 Nick Clifton <nickc@redhat.com>
32298 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32300 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32301 (mcore_arith_K_S_operand): Run the test for the S constraint not
32302 the test for the M constraint.
32303 (mcore_addsub_operand): Do not accept integer values that are
32304 larger than 32 bits.
32305 * config/mcore/mcore.md: Remove unused constraints from split.
32306 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32307 (addsi3): Likewise.
32308 (allocate_stack): Likewise.
32309 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32310 operands to 32 bits.
32311 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32313 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32314 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32315 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32316 mcore_output_bclri, mcore_output_andn, output_inline_const,
32317 mcore_output_move, mcore_output_movedouble): Likewise.
32318 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32319 (output_inline_const): Likewise.
32320 (output_inline_const): Fix format strings used in sprintf
32322 * config/mcore/mcore-protos.h: Update prototypes for changed
32323 functions in mcore.c.
32324 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32325 HOST_WIDE_INT and not int.
32326 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32327 CONST_OK_FOR_N): Likewise.
32328 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32329 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32332 2007-01-10 Jan Hubicka <jh@suse.cz>
32334 * tree-vrp.c (remove_range_assertions): Release defs.
32335 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32336 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32338 2007-01-10 Paul Brook <paul@codesourcery.com>
32340 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32341 * config/arm/arm.md (mulsi3subsi): New insn.
32343 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32345 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32346 (tree_transform_and_unroll_loop): New.
32347 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32350 2007-01-10 Robert Kennedy <jimbob@google.com>
32352 * fold-const.c (fold_comparison): Fold comparisons like (x *
32353 1000 < 0) to (x < 0).
32355 2007-01-10 Ian Lance Taylor <iant@google.com>
32357 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32358 operands have the same priority.
32360 2007-01-10 Tom Tromey <tromey@redhat.com>
32362 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32363 (fold_binary): Likewise.
32364 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32365 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32366 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32367 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32368 * langhooks.h (struct lang_hooks): Removed field
32369 'can_use_bit_fields_p'.
32371 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32373 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32375 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32377 * function.c (get_last_funcdef_no): New function.
32378 * function.h (get_last_funcdef_no): Declare.
32379 * tree-inline.c (initialize_cfun): Add initialization.
32380 (tree_function_versioning): Cleanup.
32382 2007-01-10 Jan Hubicka <jh@suse.cz>
32384 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32387 2007-01-10 Sa Liu <saliu@de.ibm.com>
32388 Ben Elliston <bje@au.ibm.com>
32390 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32391 for SAVE_NONLOCAL and Pmode for any other save level.
32392 * spu-protos.h (spu_restore_stack_block): Declare.
32393 * spu.md (save_stack_block): Remove.
32394 (restore_stack_block): Call spu_restore_stack_block.
32395 * spu.c (spu_restore_stack_block): New function.
32396 (spu_expand_epilogue): Remove old comment.
32398 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32400 PR tree-optimization/30322
32401 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32402 (cand_value_at): Return the value as aff_tree.
32403 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32404 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32405 aff_combination_mult): New functions.
32406 (aff_combination_add): Use aff_combination_add_cst.
32407 (aff_combination_convert): Allow conversions to a wider type.
32408 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32409 * tree-affine.h (aff_combination_mult): Declare.
32411 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32413 * doc/tm.texi: Update documentation to reflect reality of exec
32414 and start file search behaviours. Update copyright year.
32415 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32416 header file directories.
32418 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32420 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32421 (*cosxf2): Rename to cosxf2_i387.
32422 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32423 using X87MODEF12 mode macro. Rename patterns to
32424 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32426 (*cosdf2, *cossf2): Ditto.
32427 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32428 to match extended input operands.
32429 (sincos<mode>3): New expander.
32430 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32431 insn patterns and corresponding splitters.
32433 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32435 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32436 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32438 2007-01-09 Nicolas Pitre <nico@cam.org>
32441 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32443 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32445 * target.h (struct gcc_target): New field library_rtti_comdat.
32446 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32447 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32448 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32449 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32451 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32453 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32455 2007-01-08 Richard Guenther <rguenther@suse.de>
32457 * tree.h (force_fit_type_double): Export.
32458 (force_fit_type): Remove.
32459 * fold-const.c (force_fit_type_double): New function.
32460 (force_fit_type): Remove.
32461 (int_const_binop): Use it.
32462 (fold_convert_const_int_from_int): Likewise.
32463 (fold_convert_const_int_from_real): Likewise.
32464 (fold_div_compare): Likewise.
32465 (fold_sign_changed_comparison): Likewise.
32466 (fold_unary): Likewise.
32467 (fold_negate_const): Likewise.
32468 (fold_abs_const): Likewise.
32469 (fold_not_const): Likewise.
32470 * c-common.c (shorten_compare): Use force_fit_type_double.
32471 * convert.c (convert_to_pointer): Likewise.
32473 2007-01-08 Richard Guenther <rguenther@suse.de>
32475 * tree.h (build_int_cst_wide_type): Export.
32476 * tree.c (build_int_cst_wide_type): New function.
32477 (build_int_cst_wide): Fix comment.
32478 * builtins.c (fold_builtin_object_size): Use build_int_cst
32479 to build -1 or 0 of the correct type. Use fit_double_type
32480 to check for overflow.
32481 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32483 (decode_field_reference): Likewise.
32484 (all_ones_mask_p): Likewise.
32485 (native_interpret_int): Use build_int_cst_wide_type.
32486 (fold_binary): Use build_int_cst_type to build an all-ones
32488 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32490 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32492 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32494 2007-01-09 Ben Elliston <bje@au.ibm.com>
32496 * genautomata.c (STATS_OPTION): New option.
32497 (stats_flag): New flag.
32498 (gen_automata_option): Handle it.
32499 (initiate_automaton_gen): Ditto.
32500 (write_automata): Output statistics only if stats_flag is
32501 set. Likewise, output time statistics only if time_flag is set.
32502 * doc/md.texi (Processor pipeline description): Document new flag.
32504 2007-01-08 Richard Guenther <rguenther@suse.de>
32506 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32507 * tree.c (build_int_cst_type): Likewise.
32508 (size_in_bytes): Don't call force_fit_type on the result.
32509 (int_fits_type_p): Use fit_double_type.
32510 * fold-const.c (fit_double_type): New function.
32511 (force_fit_type): Use it.
32512 * tree.h (fit_double_type): Export.
32514 2007-01-08 Jan Hubicka <jh@suse.cz>
32516 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32517 * ipa.c (function_and_variable_visibility): Fix return type.
32519 2007-01-08 Richard Guenther <rguenther@suse.de>
32521 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32522 of offset to build the index.
32523 * tree-pretty-print.c (dump_generic_node): Don't build negated
32524 const just for printing.
32525 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32526 * builtins.c (fold_builtin_int_roundingfn): Check if result
32527 fits the type by using force_fit_type and comparing the result.
32528 * predict.c (predict_loops): Use compare_tree_int for comparison.
32529 * tree.c (build_int_cst): Fall back to integer_type_node for
32531 (build_int_cst_wide): Assert type is non-null.
32533 2007-01-08 Roberto Costa <roberto.costa@st.com>
32535 * tree-vrp.c (extract_range_from_cond_expr): New.
32536 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32537 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32539 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32540 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32541 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32542 used as expressions.
32543 * tree-object-size.c (cond_expr_object_size): New.
32544 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32546 2007-01-08 Jan Hubicka <jh@suse.cz>
32548 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32549 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32552 2007-01-08 Richard Guenther <rguenther@suse.de>
32554 PR tree-optimization/23603
32555 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32556 (extract_range_from_binary): Fall back to truthvalue instead of
32557 varying for TRUTH_*_EXPR.
32558 (extract_range_from_comparison): Fall back to truthvalue instead of
32560 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32561 if all visited PHI values were constant.
32563 2007-01-08 Jan Hubicka <jh@suse.cz>
32565 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32566 (cgraph_analyze_function): break out from ...
32567 (cgraph_finalize_compilation_unit): ... here.
32568 (cgraph_expand_function): Remove forgoten commented out line.
32569 (cgraph_optimize): Analyze functions.
32571 2007-01-08 Jan Hubicka <jh@suse.cz>
32573 * tree-pas.h (TODO_remove_function): New flag.
32574 (TODO_update*): Renumber.
32575 (pass_ipa_increase_alignment,
32576 pass_ipa_function_and_variable_visibility): New passes.
32577 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32578 (cgraph_function_and_variable_visibility): Move to ipa.c
32579 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32580 cgraph_increase_alignment.
32581 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32582 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32583 calling tree-inline.
32584 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32585 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32586 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32587 (gate_increase_alignment): New function.
32588 (pass_ipa_increase_alignment): New pass.
32589 * ipa.c: Inline tree-pass.h and timevar.h
32590 (function_and_variable_visibility): Move here from cgraphunit.c
32591 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32592 * passes.c (init_optimization_passes): Add the two new passes.
32593 (execute_todo): Handle cgraph_remove_functions.
32595 2007-01-08 Nick Clifton <nickc@redhat.com>
32597 * config/frv/predicates.md (reg_or_0_operand): Accept
32600 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32602 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32603 * config.gcc: Add bfin*-rtems*.
32605 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32607 * c.opt: Add -flax-vector-conversions.
32608 * c-typeck.c (convert_for_assignment): Pass flag to
32609 vector_types_convertible_p to allow emission of note.
32610 (digest_init): Likewise.
32611 * c-opts.c: Handle -flax-vector-conversions.
32612 * c-common.c (flag_lax_vector_conversions): New.
32613 (vector_types_convertible_p): Unless -flax-vector conversions
32614 has been passed, disallow conversions between vectors with
32615 differing numbers of subparts and/or element types. If such
32616 a conversion is disallowed, possibly emit a note on the first
32617 occasion only to inform the user of -flax-vector-conversions.
32618 The new last argument specifies this.
32619 * c-common.h (flag_lax_vector_conversions): New.
32620 (vector_types_convertible_p): Add extra argument.
32621 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32622 char_type_node for V*QI type vectors.
32623 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32624 Update to satisfy new typechecking rules.
32625 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32626 C and C++ variants.
32627 * doc/invoke.texi (C Dialect Options): Document
32628 -flax-vector-conversions.
32630 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32632 PR tree-optimization/29877
32633 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32634 a register variable on the RHS to not be replaceable.
32636 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32637 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32638 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32639 const_simm15, const_pow2, const_npow2): Added.
32640 * config/score/misc.md (insv, extv, extzv, movmemsi,
32641 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32642 * config/score/score.c (score_address_cost, score_select_cc_mode):
32644 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32645 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32646 Update score_print_operand.
32647 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32648 Adjust register allocate order and update some macro define.
32649 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32650 mdx_block_move_straight, mdx_block_move_loop_head,
32651 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32652 mdx_block_move_loop, mdx_block_move): Added.
32653 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32654 mdp_limm): Updated and fix some bug and typo.
32655 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32656 (movsf, movdf, doloop_end): Added.
32658 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32660 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32661 config/arm/thumb2.md: Fix comment typos.
32662 * doc/extend.texi: Fix a typo.
32664 2007-01-07 Eric Christopher <echristo@apple.com>
32666 * configure.ac: Check for __stack_chk_fail for darwin.
32667 * configure: Regenerate.
32669 2007-01-07 Richard Guenther <rguenther@suse.de>
32671 * tree-vrp.c (extract_range_from_assert): CSE calls to
32672 compare_values where possible.
32673 (extract_range_from_unary_expr): Likewise.
32675 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32677 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32678 * config/avr/avr.c (call_insn_operand): Delete function.
32679 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32680 instead of register number. Use predicates.
32681 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32682 call_insn_operand): Add.
32684 2007-01-06 Jan Hubicka <jh@suse.cz>
32686 * tree-pass.h (pass_build_cgraph_edges): Declare.
32687 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32688 (visited_nodes): Remove.
32689 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32690 build_cgrpah_edges; make visited_nodes local.
32691 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32692 (record_references_in_initializer): Move to cgraphbuild.c
32693 (initialize_inline_failed, rebuild_cgraph_edges,
32694 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32695 (verify_cgraph_node): Make visited_nodes local.
32696 (cgraph_analyze_function): Do not call cgraph_create_edges and
32697 initialize_inline_failed.
32698 (cgraph_expand_function): Do not call cgraph_lower_function;
32699 assert that function is already lowered.
32700 * Makefile.in (cgraphbuild.o): New.
32701 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32702 at the end of lowering passes.
32704 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32706 * ifcvt.c (cond_move_convert_if_block): New function, code
32707 factored out from...
32708 (cond_move_process_if_block): ...here. Call the new function
32709 on the THEN and ELSE blocks.
32710 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32711 already takes care of this.
32713 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32716 * tree.h (TREE_OVERFLOW_P): New.
32717 * c-typeck.c (parser_build_unary_op): Warn only if result
32718 overflowed and operands did not.
32719 (parser_build_binary_op): Likewise.
32720 (convert_for_assignment): Remove redundant overflow_warning.
32721 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32723 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32725 * c-typeck.c (store_init_value): Split over two lines to follow
32726 the GNU coding style.
32728 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32730 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32731 __GXX_EXPERIMENTAL_CXX0X__.
32732 * doc/cpp.texi: Same.
32734 2007-01-05 Richard Guenther <rguenther@suse.de>
32736 PR middle-end/27826
32737 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32738 with mismatched types. Instead explicitly build a
32739 conversion NOP_EXPR.
32741 2007-01-05 Ian Lance Taylor <iant@google.com>
32743 * c-common.c (decl_with_nonnull_addr_p): New function.
32744 (c_common_truthvalue_conversion): Call it.
32745 * c-typeck.c (build_binary_op): Likewise.
32746 * c-common.h (decl_with_nonnull_addr_p): Declare.
32748 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32751 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32754 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32756 * doc/install.texi (Final install): Document the fact that
32757 the GNAT runtime should not be stripped.
32759 2007-01-04 Jan Hubicka <jh@suse.cz>
32761 * tree-inline.c (fold_marked_statements): Update operand caches
32762 and EH after folding
32764 2007-01-04 Ian Lance Taylor <iant@google.com>
32766 * c-common.c (check_function_nonnull): Whitespace fix.
32768 2007-01-04 Jan Hubicka <jh@suse.cz>
32770 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32771 comitted older version of patch.
32772 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32773 function, celanup cfg and collect garbage.
32775 2007-01-04 Mike Stump <mrs@apple.com>
32777 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32780 2007-01-04 Eric Christopher <echristo@apple.com>
32782 * libgcc2.c (__bswapsi2): Use SItype.
32783 (__bswapdi2): Use DItype.
32784 * libgcc2.h: Update for above.
32786 2007-01-04 Paul Brook <paul@codesourcery.com>
32788 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32789 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32790 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32791 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32792 umulsi3_highpart): Make conditional on !arm_arch6.
32793 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32794 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32795 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32796 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32797 umulsi3_highpart_v6): New insns.
32799 2007-01-04 Roger Sayle <roger@eyesopen.com>
32801 * fold-const.c (fold_convert): When casting an expression to void,
32802 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32803 have a type. Instead of attempting to build a NOP_EXPR, return
32804 these "special" trees directly.
32806 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32808 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32809 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32810 rs6000_cost->fp not 0 as adjustment for outer NEG.
32812 2007-01-04 Jan Hubicka <jh@suse.cz>
32814 * cgraph.c (cgraph_release_function_body): New function.
32815 (cgraph_remove_node): Use it.
32816 * cgraph.h (cgraph_release_function_body): Declare.
32817 * cgraphunit.c (cgraph_expand_function): Use it.
32818 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32819 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32820 is initialized and while compilation of other function is running.
32821 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32822 statement CFG annotations from here to ...
32823 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32825 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32827 * cfgloop.h (enum li_flags): Make the constants powers of two.
32829 2007-01-04 Jan Hubicka <jh@suse.cz>
32831 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32833 (fold_marked_statements): New function.
32834 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32835 * tree-inline.h (copy_body_data): Add statements_to_fold.
32837 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32839 * config.gcc: Mention libgcc/config.host.
32840 * Makefile.in: Update comments mentioning libgcc.
32841 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32842 (all.cross, start.encap, rest.encap, rest.cross): Update
32843 dependencies for libgcc move.
32844 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32845 (clean-target, clean-target-libgcc): Delete.
32846 (srcdirify, GCC_EXTRA_PARTS): New macros.
32847 (libgcc-support, libgcc.mvars): New rules.
32848 (distclean): Remove mention of mklibgcc.
32849 (install): Don't reference INSTALL_LIBGCC.
32850 (install-common): Don't reference EXTRA_PARTS.
32851 (install-libgcc, install-multilib): Delete rules.
32852 * mklibgcc.in: Delete file.
32853 * doc/configfiles.texi: Don't mention mklibgcc.
32855 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32856 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32857 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32858 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32859 (mklibgcc, ldblspecs): Likewise.
32861 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32862 (posixpre.def): Use $(T).
32863 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32864 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32865 (SHLIB_LINK): Make dummy.
32866 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32868 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32870 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32871 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32872 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32873 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32875 * configure.ac (all_outputs): Remove mklibgcc.
32876 * configure: Regenerated.
32878 2007-01-03 Josh Conner <jconner@apple.com>
32880 PR middle-end/29683
32881 * calls.c (compute_argument_addresses): Set stack and stack_slot
32882 for partial args, too.
32883 (store_one_arg): Use locate.size.constant for the size when
32884 generating a save_area.
32886 2007-01-03 Robert Kennedy <jimbob@google.com>
32888 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32889 whose definitions are deleted due to basic block merging.
32891 2007-01-03 Paul Brook <paul@codesourcery.com>
32894 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32896 (use_return_insn): Return 0 for Thumb interrupt functions.
32897 (print_multi_reg): Add rfe argument for IRQ returns.
32898 (arm_output_epilogue): Pop interrupt return address directly into PC.
32899 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32901 2007-01-03 Paul Brook <paul@codesourcery.com>
32903 Merge from sourcerygxx-4_1.
32904 * config/arm/thumb2.md: New file.
32905 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32907 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32908 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32909 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32910 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32912 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32913 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32915 * config/arm/ieee754-sf.S: Ditto.
32916 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32917 (thumb1_base_register_rtx_p): ... to this.
32918 (thumb_index_register_rtx_p): Rename...
32919 (thumb1_index_register_rtx_p): ... to this.
32920 (thumb_output_function_prologue): Rename...
32921 (thumb1_output_function_prologue): ... to this.
32922 (thumb_legitimate_address_p): Rename...
32923 (thumb1_legitimate_address_p): ... to this.
32924 (thumb_rtx_costs): Rename...
32925 (thumb1_rtx_costs): ... to this.
32926 (thumb_compute_save_reg_mask): Rename...
32927 (thumb1_compute_save_reg_mask): ... to this.
32928 (thumb_final_prescan_insn): Rename...
32929 (thumb1_final_prescan_insn): ... to this.
32930 (thumb_expand_epilogue): Rename...
32931 (thumb1_expand_epilogue): ... to this.
32932 (arm_unwind_emit_stm): Rename...
32933 (arm_unwind_emit_sequence): ... to this.
32934 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32935 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32936 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32937 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32938 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32939 thumb2_output_casesi): New functions.
32940 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32941 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32942 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32943 THUMB2_WORK_REGS): Define.
32944 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32945 arm_condexec_mask, arm_condexec_masklen)): New variables.
32946 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32947 (arm_override_options): Check new CPU capabilities.
32948 Set new architecture flag variables.
32949 (arm_isr_value): Handle v7m interrupt functions.
32950 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32952 (const_ok_for_arm): Handle Thumb-2 constants.
32953 (arm_gen_constant): Ditto. Use movw when available.
32954 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32956 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32957 (thumb_find_work_register, arm_load_pic_register,
32958 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32959 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32960 print_multi_reg, output_mov_long_double_fpa_from_arm,
32961 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32962 output_mov_double_fpa_from_arm, output_move_double,
32963 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32964 output_return_instruction, arm_output_function_prologue,
32965 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32966 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32967 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32968 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32969 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32970 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32972 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32973 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32974 (arm_file_start): Output directive for unified syntax.
32975 (arm_unwind_emit_set): Handle stack alignment instruction.
32976 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32977 Add v6t2, v7, v7a, v7r and v7m.
32978 (RETLDM): Add Thumb-2 code.
32979 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32980 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32981 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32982 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32983 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32984 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32985 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32986 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32987 ADJUST_INSN_LENGTH): Define.
32988 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32989 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32990 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32991 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32992 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32993 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32994 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32995 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32996 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32997 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32998 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32999 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33000 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33001 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33002 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33003 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33004 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33006 * config/arm/arm-tune.md: Regenerate.
33007 * config/arm/arm-protos.h: Update prototypes.
33008 * config/arm/vfp.md: Enable patterns for Thumb-2.
33009 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33010 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33011 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33012 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33013 * config/arm/libunwind.S: Add Thumb-2 code.
33014 * config/arm/constraints.md: Update include Thumb-2.
33015 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33016 * config/arm/ieee754-df.S: Ditto.
33017 * config/arm/bpabi.S: Ditto.
33018 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33019 * config/arm/predicates.md (low_register_operand,
33020 low_reg_or_int_operand, thumb_16bit_operator): New.
33021 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33022 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33023 * config/arm/t-arm-elf: Add armv7 multilib.
33024 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33026 (UNSPEC_STACK_ALIGN, ce_count): New.
33027 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33028 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33030 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33031 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33032 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33033 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33034 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33035 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33037 * doc/extend.texi: Document ARMv7-M interrupt functions.
33038 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33040 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33042 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33043 (struct _Unwind_Context): Rename args_size to flags, remove
33044 signal_frame field, add a new args_size field and version field.
33045 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33046 _Unwind_IsExtendedContext): New inline functions.
33047 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33048 Assume by_value array is only present if _Unwind_IsExtendedContext.
33049 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33050 _Unwind_IsSignalFrame.
33051 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33052 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33053 (uw_init_context_1): Initialize context->flags to
33054 EXTENDED_CONTEXT_BIT.
33055 * config/rs6000/linux-unwind.h (frob_update_context): Use
33056 _Unwind_SetSignalFrame.
33058 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33060 PR middle-end/30353
33061 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33062 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33065 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33067 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33068 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33069 RET, AT_SP): Remove.
33070 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33073 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33074 * cfgbuild.c (find_basic_blocks): Likewise.
33075 * cfgrtl.c (rtl_create_basic_block): Likewise.
33076 * function.c (temp_slots_at_level): Likewise.
33077 * reg-stack.c (stack_regs_mentioned): Likewise.
33078 * regclass.c (allocate_reg_info): Likewise.
33079 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33080 set_bb_for_stmt, move_block_to_fn): Likewise.
33081 * tree-complex.c (tree_lower_complex): Likewise.
33082 * vec.h (VEC_safe_grow_cleared): New.
33084 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33086 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33088 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33089 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33091 * cfgloopmanip.c (scale_loop_frequencies): Export.
33092 (loopify): Scale the frequencies by prescribed coefficients.
33093 (set_zero_probability): New function.
33094 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33095 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33096 and frequencies according to arguments.
33097 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33099 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33100 * modulo-sched.c (sms_schedule): Set probabilities for entering
33101 versioned loop correctly.
33102 * tree-vect-transform.c (vect_transform_loop): Ditto.
33103 * cfgloop.h (loopify, loop_version): Declaration changed.
33104 (scale_loop_frequencies): Declared.
33106 2007-01-02 Jan Hubicka <jh@suse.cz>
33108 * cgraph.c: Include tree-flow.h
33109 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33110 early_local_passes.
33111 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33112 * tree-pass.h (pass_all_early_optimizations): Declare.
33113 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33114 early_local_passes.
33115 (cgraph_analyze_function): Do early_local_passes.
33116 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33117 Do not add referenced vars.
33118 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33120 (gate_all_early_local_passes): New gate.
33121 (pass_early_local_passes): Use new gate.
33122 (execute_early_local_optimizations): New functions.
33123 (gate_all_early_optimizations): New gate.
33124 (pass_all_early_optimizations): New pass.
33125 (execute_free_datastructures): Free SSA only when initialized.
33126 (gate_init_datastructures): Init only when optimizing.
33127 (tree_lowering_passes): Do early local passes when called late.
33128 * tree-profile.c (do_tree_profiling): Don't profile functions added
33130 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33131 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33133 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33134 during early_local_passes.
33135 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33138 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33140 * Makefile.in: Update copyright year.
33142 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33144 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33145 in $(lang_checks) and check-consistency targets.
33147 2007-01-02 Jan Hubicka <jh@suse.cz>
33149 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33150 Do not add referenced vars.
33151 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33153 * passes.c (init_optimization_passes): Put mudflap_2 after
33154 free_datastructures.
33156 2007-01-02 Jan Hubicka <jh@suse.cz>
33158 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33159 Set NOTHROW flag on call statements proved to be nothrow.
33160 Update statement of local calls so new pure/const functions are
33161 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33163 (tree_rest_of_compilation): Register hooks and initialize bitmap
33164 early. Do not set after_inlining flag.
33166 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33168 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33169 HOST_BITS_PER_LONGLONG
33171 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33174 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33175 warning for non-static initializers.
33177 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33179 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33180 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33181 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33182 Always use set_unique_reg_note to add REG_EQUAL notes.
33184 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33187 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33189 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33190 * cfgbuild.c (find_basic_blocks): Likewise.
33191 * cfgrtl.c (rtl_create_basic_block): Likewise.
33192 * function.c (temp_slots_at_level): Likewise.
33193 * reg-stack.c (stack_regs_mentioned): Likewise.
33194 * regclass.c (allocate_reg_info): Likewise.
33195 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33196 set_bb_for_stmt, move_block_to_fn): Likewise.
33197 * tree-complex.c (tree_lower_complex): Likewise.
33198 * vec.h (VEC_safe_grow_cleared): New.
33200 2007-01-02 Ian Lance Taylor <iant@google.com>
33202 * c-common.c (c_common_truthvalue_conversion): When warning about
33203 using an assignment as a truth value, set TREE_NO_WARNING.
33205 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33208 * c.opt (Wold-style-declaration): New.
33209 * doc/invoke.texi (C-only Warning Options): New.
33210 (Wold-style-declaration): Document it.
33211 (Wextra): Enabled by -Wextra.
33212 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33213 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33214 -Wold-style-declaration.
33216 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33218 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33219 * cfgbuild.c (find_basic_blocks): Likewise.
33220 * cfgrtl.c (rtl_create_basic_block): Likewise.
33221 * function.c (temp_slots_at_level): Likewise.
33222 * reg-stack.c (stack_regs_mentioned): Likewise.
33223 * regclass.c (allocate_reg_info): Likewise.
33224 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33225 set_bb_for_stmt, move_block_to_fn): Likewise.
33226 * tree-complex.c (tree_lower_complex): Likewise.
33227 * vec.h (VEC_safe_grow_cleared): New.
33229 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33231 * c-common.c (c_common_nodes_and_builtins): Since variants of
33232 void_type_node get built before it is given a name, we need to
33233 give those variants the name, too.
33234 (complete_array_type): We need to work with the canonical main
33235 type of the array, from which we will build the qualified version.
33236 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33237 * print-tree.c (print_node): Display canonical type information
33239 * stor-layout.c (layout_type): When we don't know the
33240 alignment of a type for which we're building an array, we end up
33241 guessing wrong, so make the type require structural equality.
33242 * tree.c (make_node_stat): When we build a new type, it is its
33243 own canonical type.
33244 (build_type_attribute_qual_variant): When building an attribute
33245 variant, its canonical type is the non-attribute variant. However,
33246 if the attributes are target-dependent and they differ, we need to
33247 use structural equality checks for this type.
33248 (build_qualified_type): A qualified type is not equivalent to its
33249 unqualified variant; set the canonical type appropriately.
33250 (build_distinct_type_copy): When building a distinct type from
33251 another type, the new type is its own canonical type.
33252 (build_variant_type_copy): When building a new type variant, we
33253 assume that it is equivalent to the original type.
33254 (build_pointer_type_for_mode): When building a pointer type, also
33255 build a canonical type pointer.
33256 (build_reference_type_for_mode): When building a reference type,
33257 also build a canonical type reference.
33258 (build_index_type): When we can't hash an index type (e.g.,
33259 because its maximum value is negative), the index type requires
33260 structural equality tests.
33261 (build_array_type): Build the canonical form of an array type.
33262 (build_function_type): Function types require structural equality,
33263 because they contain default arguments, attributes, etc.
33264 (build_method_type_directly): Ditto for method types.
33265 (build_offset_type): Build the canonical offset type.
33266 (build_complex_type): Build the canonical vector type.
33267 (make_vector_type): Build the canonical vector type.
33268 * tree.h (TYPE_CANONICAL): New.
33269 (TYPE_STRUCTURAL_EQUALITY_P): New.
33270 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33271 (struct tree_type): Added "canonical" field.
33272 * params.h (VERIFY_CANONICAL_TYPES): New.
33273 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33274 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33275 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33276 * doc/invoke.texi (verify-canonical-types): Document --param
33277 parameter for verifying canonical types.
33279 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33281 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33282 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33283 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33284 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33286 * config/rs6000/e500.h: New.
33287 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33288 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33290 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33291 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33292 TARGET_E500_DOUBLE): Remove.
33293 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33294 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33295 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33296 * config/rs6000/rs6000.c (rs6000_override_options): Use
33297 CHECK_E500_OPTIONS.
33299 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33301 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33302 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33303 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33304 rs6000_emit_cmove): Don't check TARGET_E500.
33305 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33306 sordered): Don't check TARGET_E500.
33308 2007-01-01 Eric Christopher <echristo@apple.com>
33310 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33311 HARD_REGISTER_NUM_P.
33313 2007-01-01 Roger Sayle <roger@eyesopen.com>
33315 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33316 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33317 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33320 2007-01-01 Mike Stump <mrs@apple.com>
33322 * configure.ac: Remove support for building with Apple's gcc-3.1.
33324 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33326 PR middle-end/30311
33327 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33328 REG is a hard register. Do not modify REG before calling
33330 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33331 multiple of the size of YMODE for certain lowpart cases.
33333 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33335 PR middle-end/30253
33336 * gimplify (voidify_wrapper_expr): Update for
33337 GIMPLE_MODIFY_STMT.
33339 2007-01-01 Andreas Schwab <schwab@suse.de>
33342 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33343 save of BR0 in extra_spill_size instead of spill_size.
33344 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33346 (ia64_expand_epilogue): Restore BR0 from its new location.
33348 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33350 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33351 Use a temporary variable if the left hand side is not a gimple
33354 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33356 * gimplify.c (gimplify_return_expr): Make the temporary variable
33357 for the return expression, a gimple register variable.
33359 2007-01-01 Jan Hubicka <jh@suse.cz>
33361 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33364 2007-01-01 Mike Stump <mrs@apple.com>
33366 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33368 * config/darwin.c (machopic_select_rtx_section): Use
33369 HAVE_GAS_LITERAL16.
33370 (darwin_mergeable_constant_section): Likewise.
33371 * configure: Regenerate.
33372 * config.in: Regenerate.
33374 2007-01-01 Jan Hubicka <jh@suse.cz>
33375 Andrew Pinski <pinskia@gmail.com>
33377 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33378 before starting IPA passes.