1 2007-09-28 Chao-ying Fu <fu@mips.com>
3 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4 * doc/libgcc.texi (Fixed-point fractional library routines):
5 Fix typos for neg and cmp functions.
7 2007-09-28 Michael Matz <matz@suse.de>
9 PR rtl-optimization/33552
10 * function.c (match_asm_constraints_1): Check for overlap in
11 inputs and replace all occurences.
13 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
15 * config/mips/mips.c (override_options): Fix comment typo.
17 2007-09-28 Jie Zhang <jie.zhang@analog.com>
19 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
20 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
21 * config/bfin/t-bfin-linux (crti.o): Don't build.
23 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
24 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
26 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
28 2007-09-27 Ollie Wild <aaw@google.com>
30 * varasm.c (compare_constant): Removed call to
31 lang_hooks.expand_constant.
32 (copy_constants): Removed call to lang_hooks.expand_constant.
33 (compute_reloc_for_constant): Removed call to
34 lang_hooks.expand_constant.
35 (output_addressed_constants): Removed call to
36 lang_hooks.expand_constant.
37 (constructor_static_from_elts_p): Removed call to
38 lang_hooks.expand_constant.
39 (output_constant): Removed calls to lang_hooks.expand_constant.
40 * langhooks.h (struct lang_hooks): Removed field expand_constant.
41 * langhooks-def.h (lhd_return_tree): Removed.
42 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
43 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
44 * langhooks.c (lhd_return_tree): Removed.
46 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
49 * expr.c (emit_group_load_1): Split constant double when destination
50 length is half source length.
52 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
54 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
55 (mips_cpu_info): Add tune_flags.
56 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
57 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
59 (override_options): Remove deprecation code. Use branch-likely
60 instructions for optimize_size or if the tuning flags do not
61 suggest otherwise. Tweak warning.
62 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
64 2007-09-27 Matthias Klose <doko@ubuntu.com>
66 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
67 multilib osdirname if it exists.
68 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
70 2007-09-27 Ian Lance Taylor <iant@google.com>
72 PR tree-optimization/33565
73 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
74 assignments of comparisons.
75 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
76 parameter. Change caller. Defer overflow warnings around call to
78 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
79 TREE_NO_WARNING is set on the statement.
81 (tree_ssa_forward_propagate_single_use_vars): Don't test
82 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
83 * tree-cfg.c (fold_cond_expr_cond): Likewise.
85 2007-09-27 Joseph Myers <joseph@codesourcery.com>
87 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
88 reduce offset by units of 0x10000 for SPE vector modes or modes
89 used with E500 double instructions.
91 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
93 * simplify-rtx.c (comparison_result): New.
94 (simplify_const_relational_operation): Use it instead of the five
95 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
96 Improve bounds-checking optimizations; remove subsumed POPCOUNT
97 optimizations. Extract nonzero_address_p optimizations into a
98 separate "if" together with optimizations where op1 is const0_rtx.
99 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
100 floating-point arguments too when appropriate. Hoist test for ABS
101 outside the final switch statement.
102 * cse.c (fold_rtx): Don't look for an IOR equivalent of
103 folded_arg0 if we found a constant equivalent. Remove
104 transformations done in simplify-rtx.c for "op0 RELOP op0".
106 2007-09-27 Jakub Jelinek <jakub@redhat.com>
108 * builtins.c (expand_builtin, expand_builtin_object_size,
109 expand_builtin_memory_chk, maybe_emit_chk_warning,
110 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
112 * expr.c (expand_expr_real_1): Likewise.
113 * langhooks-def.h (struct diagnostic_info): Add forward decl.
114 (lhd_print_error_function): Add third argument.
115 * langhooks.h (struct diagnostic_info): Add forward decl.
116 (struct lang_hooks): Add third argument to print_error_function.
117 * diagnostic.h (diagnostic_info): Add abstract_origin field.
118 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
120 (diagnostic_report_current_function): Likewise.
121 * toplev.c (announce_function): Pass NULL as second argument to
122 diagnostic_set_last_function.
123 * diagnostic.c (diagnostic_report_current_function): Add second
124 argument, pass it as third argument to lang_hooks.print_error_function.
125 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
126 to diagnostic_report_current_function.
127 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
128 and message.abstract_origin.
129 (verbatim): Initialize abstract_origin.
130 * pretty-print.h (text_info): Add abstract_origin field.
131 * pretty-print.c (pp_base_format): Handle %K.
132 * langhooks.c (lhd_print_error_function): Add third argument. If
133 diagnostic->abstract_origin, print virtual backtrace.
134 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
135 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
136 (init_dynamic_diag_info): Likewise.
138 2007-09-26 David Daney <ddaney@avtrex.com>
141 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
142 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
143 sync_old_nand<mode>, sync_new_nand<mode>,
144 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
145 Update length attributes.
146 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
147 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
149 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
150 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
151 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
154 2007-09-26 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/33563
157 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
158 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
160 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
163 2007-09-26 Joseph Myers <joseph@codesourcery.com>
166 * c-common.c (complete_array_type): Diagnose too-large arrays and
167 set type to error_mark_node.
169 2007-09-26 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/30375
172 PR tree-optimization/33560
173 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
177 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
179 * tree-ssa-dse.c (aggregate_vardecl_d): New.
180 (dse_global_data): Add aggregate_vardecl field.
181 (dse_possible_dead_store_p): New.
182 Add prev_defvar variable.
183 Allow immediate uses and previous immediate uses to differ
184 if they are setting different parts of the whole.
185 (get_aggregate_vardecl): New.
186 (dse_record_partial_aggregate_store): New.
187 (dse_whole_aggregate_clobbered_p): New.
188 (dse_partial_kill_p): New.
189 Call dse_maybe_record_aggregate_store().
190 When checking whether a STMT and its USE_STMT refer to the
191 same memory address, check also for partial kills that clobber
193 Move some variable definitions to the block where they are used.
194 (aggregate_vardecl_hash): New.
195 (aggregate_vardecl_eq): New.
196 (aggregate_vardecl_free): New.
197 (aggregate_whole_store_p): New.
198 (tree_ssa_dse): Initialize and free aggregate_vardecl.
199 Mark which aggregate stores we care about.
201 2007-09-25 DJ Delorie <dj@redhat.com>
204 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
207 2007-09-25 Michael Meissner <michael.meissner@amd.com>
210 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
211 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
212 for vector int32 -> int64 conversions. Don't write beyond the end
213 of the allocated vector for int32 -> int64 conversions.
215 2007-09-25 Revital Eres <eres@il.ibm.com>
217 * config/rs6000/paired.h (paired_sel): New.
218 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
219 (rs6000_expand_ternop_builtin): Pass zero const_double operand
220 when expanding selv2sf.
221 * config/rs6000/rs6000.h (rs6000_builtins): Add
222 PAIRED_BUILTIN_SELV2SF4.
224 2007-09-25 Joseph Myers <joseph@codesourcery.com>
227 * c-typeck.c (default_conversion): Call require_complete_type
228 before perform_integral_promotions.
229 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
230 (build_c_cast): Call require_complete_type except for casts to
232 (convert_for_assignment): Call require_complete_type.
234 2007-09-25 Revital Eres <eres@il.ibm.com>
236 * config/spu/spu.md: Fix doloop pattern.
238 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
240 * config/bfin/bfin.c (expand_prologue_reg_save,
241 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
243 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
244 ... from here. New argument ALL; callers changed.
245 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
246 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
247 have the "saveall" attribute.
249 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
251 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
253 (INCOMING_REGNO, OUTGOING_REGNO): Define.
254 * config/mmix/mmix.c (mmix_opposite_regno): New function.
255 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
257 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
258 with REG_P tests before REGNO access.
260 2007-09-24 DJ Delorie <dj@redhat.com>
263 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
265 (movqicc_<code>_<mode>): Likewise.
266 (movhicc_<code>_<mode>): Likewise.
268 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
271 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
274 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
277 * config/i386/i386.c (ix86_comp_type_attributes): Check
280 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
282 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
283 "move.l %a4,%a4" to produce nops.
284 * config/m68k/m68k.c (override_options): Reset align options,
285 if neccessary align macro isn't avaible.
287 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
289 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
291 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
293 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
295 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
297 (peephole pattern): Convert most of them to RTL peephole pattern.
299 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
301 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
302 (moved from fp compare patterns).
303 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
304 Cleanup predicates to relieve reload.
305 (conditional_trap): Reject conditional trap with fp condition.
306 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
307 certain constants early.
309 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
311 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
313 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
315 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
316 Allow --with-tune=cell and --with-cpu=cell.
318 2007-09-24 David Edelsohn <edelsohn@gnu.org>
320 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
321 * config/rs6000/rs6000.opt (swdiv): Change option to ...
323 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
325 (TARGET_BUILTIN_RECIPROCAL): Use it.
326 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
327 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
328 (rs6000_emit_swrsqrtsf): New.
329 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
331 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
332 (divsf3): Remove swdiv support.
335 (rsqrt_internal1): New.
336 (divdf3): Remove swdiv support.
339 2007-09-24 Jakub Jelinek <jakub@redhat.com>
342 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
344 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
345 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
346 * tree.c (type_hash_eq): For FUNCTION_TYPE use
347 lang_hooks.type.type_hash_eq in addition to generic tests.
349 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
350 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
352 * tree-inline.h (eni_weights): Add field target_builtin_cost to
353 reflect the cost per call to a target specific builtin.
354 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
355 call to a target specific builtin, then use target_builtin_call_cost.
356 (init_inline_once): Initialize target_builtin_call_cost field.
358 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
361 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
364 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
366 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
367 * configure: Regenerated.
369 2007-09-23 Ollie Wild <aaw@google.com>
371 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
373 (get_pointer_modulus_and_residue): New function.
375 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
377 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
378 combine an SC return value into a single register.
380 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
382 * opth-gen.awk (target_flags_explicit): Declare.
383 * toplev.h (target_flags_explicit): Delete declaration.
384 * toplev.c (target_flags): Likewise.
385 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
386 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
387 Never return true for TARGET_MIPS16.
388 * config/mips/mips.c (mips_llsc): Delete.
389 (mips_handle_option): Remove -mllsc handling.
390 (mips_strip_unspec_address): Tweak comment.
391 * config/mips/mips.opt (mllsc): Use a target mask.
393 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
395 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
396 word_mode as well as Pmode.
398 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
400 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
401 parameters from word_mode to the subword type if such a truncation
404 2007-09-23 Jakub Jelinek <jakub@redhat.com>
406 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
407 * configure: Regenerated.
409 2007-09-23 Jan Hubicka <jh@suse.cz>
411 * params.def (INLINE_CALL_COST): Set to 12.
412 * invoke.texi (inline-call-cost): Update default value.
414 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
416 * config/alpha/alpha.md (movti): Use operand_subword for the split.
418 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
419 Revital Eres <eres@il.ibm.com>
421 * modulo-sched.c (doloop_register_get): Rewrite the loop which
422 checks whether the count_reg is found outside the control part.
424 2007-09-23 Jakub Jelinek <jakub@redhat.com>
426 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
427 instead of checking CALL_EXPR_FN directly to test for builtins.
428 If error or warning attributes are present, print
430 * c-common.c (handle_error_attribute): New function.
431 (c_common_attribute_table): Add error and warning
433 * doc/extend.texi: Document error and warning attributes.
435 * tree.h (block_nonartificial_location): New prototype.
436 * tree.c (block_nonartificial_location): New function.
437 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
438 if artificial attribute is present on abstract inline decl.
439 * c-common.c (handle_artificial_attribute): New function.
440 (c_common_attribute_table): Add artificial attribute.
441 * final.c (override_filename, override_linenum): New variables.
442 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
443 and override_linenum if inside of a block inlined from
444 __attribute__((__artificial__)) function.
445 (notice_source_line): Honor override_filename and override_linenum.
446 * doc/extend.texi: Document __attribute__((__artificial__)).
447 * config/i386/emmintrin.h: Add __artificial__ attribute to
448 all __always_inline__ functions.
449 * config/i386/mmintrin.h: Likewise.
450 * config/i386/tmmintrin.h: Likewise.
451 * config/i386/mm3dnow.h: Likewise.
452 * config/i386/pmmintrin.h: Likewise.
453 * config/i386/ammintrin.h: Likewise.
454 * config/i386/xmmintrin.h: Likewise.
455 * config/i386/smmintrin.h: Likewise.
456 * config/i386/bmmintrin.h: Likewise.
457 * config/i386/mmintrin-common.h: Likewise.
460 * expr.c (expand_constructor): New function.
461 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
462 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
465 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
467 * config/mips/mips.c (dump_constants_1): Generalize to include
468 fractional and accumulator modes.
470 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
472 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
473 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
475 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
476 TARGET_HARD_FLOAT when testing whether -mpaired-single is
478 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
480 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
482 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
483 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
485 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
486 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
487 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
489 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
491 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
492 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
493 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
495 2007-09-22 Jason Merrill <jason@redhat.com>
498 * attribs.c (lookup_attribute_spec): Split out...
499 (decl_attributes): From here.
500 * tree.h: Declare it.
502 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
504 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
506 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
508 * tree-inline.c (remap_type_1): Correctly chain variants.
510 2007-09-22 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/33146
513 * fold-const.c (fold_binary): Use the original tree
515 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
518 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
521 * except.c (finish_eh_generation): Call commit_edge_insertions if
522 there are insns queued on the entry edge.
523 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
526 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
528 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
530 2007-09-19 Michael Meissner <michael.meissner@amd.com>
532 * gcc/config/i386/i386.c: Delete trailing whitespace.
533 * gcc/config/i386/i386.h: Ditto.
534 * gcc/config/i386/bmmintrin.h: Ditto.
535 * gcc/config/i386/sync.md: Ditto.
536 * gcc/config/i386/ppro.md: Ditto.
537 * gcc/config/i386/mmx.md: Ditto.
538 * gcc/config/i386/constraints.md: Ditto.
539 * gcc/config/i386/sse.md: Ditto.
540 * gcc/config/i386/athlon.md: Ditto.
541 * gcc/config/i386/i386.md: Ditto.
543 2007-09-21 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/33508
546 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
547 quadratic loop by keeping a bitmap of variables we have
548 to clobber all subvariables for.
549 (set_initial_properties): Likewise.
551 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
553 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
555 2007-09-20 Nigel Stephens <nigel@mips.com>
556 Chao-ying Fu <fu@mips.com>
558 * c-decl.c (finish_declspecs): When _Sat is used without
559 _Fract or _Accum, set the default type to cts_fract.
560 This avoids a warning of "type defaults to int".
562 2007-09-20 Joseph Myers <joseph@codesourcery.com>
564 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
565 bit-fields wider than one bit.
567 2007-09-20 Jakub Jelinek <jakub@redhat.com>
570 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
572 * dbxout.c (dbxout_type): Likewise.
576 * gimplify.c (gimplify_vla_decl): New function.
577 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
579 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
581 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
583 * doc/invoke.texi (-minterlink-mips16): Document.
584 * config/mips/mips.opt (minterlink-mips16): New option.
585 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
588 2007-09-20 Joseph Myers <joseph@codesourcery.com>
590 * doc/extend.texi (Attribute Syntax): Remove old speculative
593 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
595 * combine.c: Include cgraph.h.
596 (setup_incoming_promotions): Rework to allow more aggressive
597 elimination of sign extensions when all call sites of the
598 current function are known to lie within the current unit.
600 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
602 * dse.c (find_shift_sequence): No-op rework of control flow.
604 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
606 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
607 GPR for DCmode on 64-bit targets. Remove redundant fallback.
609 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
611 * cfgexpand.c (dump_stack_var_partition): Use the correct
612 index for the offset.
614 2007-09-19 Joseph Myers <joseph@codesourcery.com>
616 * config/mips/sde.h: Switch to GPLv3.
618 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
620 * tree-sra.c (decide_block_copy): Decide if there are groups.
622 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
624 * config/m68k/m68k.c (output_move_himode): Remove jump table
626 config/m68k/m68k.md (lea): Likewise.
627 * config/m68k/m68k.c (print_operand_address): Use simple pc
630 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
632 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
633 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
635 (asm_insn_count): Pass template as second argument to it.
636 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
637 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
638 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
639 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
640 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
641 (sh_insn_length_adjustment): Pass template as second argument to it.
642 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
644 * config/bfin/bfin.md (define_asm_attributes): New.
646 2007-09-19 Jie Zhang <jie.zhang@analog.com>
648 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
650 * config/bfin/print-sysroot-suffix.sh: New.
651 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
652 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
653 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
654 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
655 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
656 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
657 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
658 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
659 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
660 (linux-sysroot-suffix.h): New target.
661 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
662 (mspecld-anomaly): Likewise.
663 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
664 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
665 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
666 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
667 (bfin_si_revision): Declare.
668 (bfin_workarounds): Declare.
669 (WA_SPECULATIVE_LOADS): Define.
670 (ENABLE_WA_SPECULATIVE_LOADS): Define.
671 (WA_SPECULATIVE_SYNCS): Define.
672 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
673 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
674 (LIB_SPEC): Add %s to the linker scripts.
675 Use proper linker script for bf522, bf525, bf527,
676 bf538, bf539, bf542, bf544, bf548, and bf549.
677 * config/bfin/bfin.c (bfin_si_revision): Define.
678 (bfin_workarounds): Define.
679 (struct bfin_cpu): New.
681 (bfin_handle_option): Handle silicon revision part of -mcpu option.
682 (override_options): Set bfin_workarounds.
683 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
684 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
685 ENABLE_WA_SPECULATIVE_LOADS.
686 (bfin_reorg): Likewise.
687 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
688 macros for bf522, bf525, bf527, bf538, bf539,
689 bf542, bf544, bf548, and bf549.
690 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
691 Don't define __ID_SHARED_LIB__ when -msep-data.
692 (TARGET_DEFAULT): Define as 0.
693 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
694 * doc/invoke.texi (Blackfin Options): Document silicon
695 revision part of -mcpu option and it now accepts bf522, bf525,
696 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
698 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
700 * alias.c (memory_modified_1): Deconstify.
701 (memory_modified_in_insn_p): Don't use const_note_stores.
702 * rtl.h (const_note_stores): Delete.
703 * rtlanal.c (const_note_stores): Likewise.
705 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
707 * dse.c (find_shift_sequence): Temporarily revert to forbidding
710 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
714 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
715 (addsi_small_int): Likewise.
716 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
717 (one_cmplsi2): Likewise.
719 (enter_func): Expand insn using hard_frame_pointer_rtx and
722 * config/fr30/fr30.c (fr30_expand_prologue): Check for
723 hard_frame_pointer_rtx instead of using REGNO() check.
724 Properly sign extend GEN_INT() argument.
726 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
728 * config/m68k/m68k.c (override_options): Remove USE_GAS,
730 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
731 alternatives with just jcc.
732 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
733 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
734 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
735 dbge_hi, dbge_si): Likewise.
737 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
739 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
740 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
741 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
742 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
743 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
745 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
747 * config/m68k/m68k-devices.def (51qe): New device.
748 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
749 to all uses of FL_FOR_isa_c for compatibility.
750 (all_microarchs): Add cfv1 microarchitecture.
751 (m68k_handle_option): Handle m51qe option.
752 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
753 (TUNE_CFV1): New macro.
754 (enum uarch_type): Add ucfv1.
755 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
757 2007-09-18 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/31863
760 * tree-ssa-structalias.c (create_variable_info_for): Always
763 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
765 * opts.c (decode_options): Enable vectorization under -O3.
767 2007-09-18 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/33340
770 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
771 SSA_NAMEs that occur in abnormal PHI nodes.
773 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
775 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
776 Don't use const_get_call_expr_in.
777 * tree-gimple.c (const_get_call_expr_in): Delete.
778 * tree-gimple.h (const_get_call_expr_in): Likewise.
780 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
782 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
783 not yet have a basic block.
784 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
786 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
788 * config/mips/mips.c (mips_file_start): Add ".previous" directives
791 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
793 * config/mips/mips.c (mips_output_mi_thunk): Use
794 mips_function_ok_for_sibcall and const_call_insn_operand
795 to determine if a direct sibcall is allowed. Use
796 mips_classify_symbol to determine a global pointer is needed.
798 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
800 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
802 2007-09-17 Chao-ying Fu <fu@mips.com>
803 Nigel Stephens <nigel@mips.com>
805 * config/fixed-bit.h: New file.
806 * config/fixed-bit.c: New file.
807 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
809 2007-09-18 Jakub Jelinek <jakub@redhat.com>
811 * c-format.h (format_kind_info): Add alloc_char field.
812 * c-format.c (scanf_flag_specs): Add 'm'.
813 (scanf_flag_pairs): Add 'a', 'm' pair.
814 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
815 (format_types_orig): Add alloc_char fields.
816 (check_format_info_main): Rename aflag to alloc_flag.
817 Handle fki->alloc_char. modifier after width and before length
818 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
819 length modifiers as well.
820 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
823 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
824 returned by build_call_expr.
826 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
828 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
829 NULL for variable-sized records too.
830 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
832 2007-09-17 Tom Tromey <tromey@redhat.com>
834 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
835 (c_builtin_function): Likewise.
836 (grokdeclarator): Likewise.
838 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
840 PR rtl-optimization/26449
841 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
842 (seq_insns_valid_p): Removed.
844 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
846 * tree-nomudflap.c (gate_mudflap): New static function.
847 (pass_mudflap_1): Use it as gate function.
848 (pass_mudflap_2): Likewise.
850 2007-09-17 Jan Hubicka <jh@suse.cz>
854 * loop-invariant.c (move_invariant_reg): Unshare sequence.
856 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
858 PR tree-optimization/33319
859 * tree-vect-analyze.c (vect_same_range_drs): New.
860 (vect_vfa_range_equal): New.
861 (vect_is_duplicate_ddr): Removed.
862 (vect_mark_for_runtime_alias_test): Do not perform marking when
863 optimizing for size or max_param for alias checking is zero.
864 Move the function before vect_analyze_data_ref_dependence.
865 (vect_analyze_data_ref_dependence): Add call to
866 vect_mark_for_runtime_alias_test in two cases when dependence
868 (vect_analyze_data_ref_dependences): Do not call to
869 vect_mark_for_runtime_alias_test.
870 (vect_prune_runtime_alias_test_list): New.
871 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
872 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
873 Update vec_outside_cost.
874 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
875 (vect_create_cond_for_alias_checks): Build the base address of data
876 reference from DR_GROUP_FIRST_DR.
877 (vect_loop_versioning): New.
878 (vect_transform_loop): Add a call to vect_loop_versioning.
879 Remove factored out code.
881 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
884 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
887 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
889 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
890 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
891 Fix the call to insn_rtx_cost. Skip access sizes that require a
892 real truncation of the store register. Use convert_move instead
893 of gen_lowpart when narrowing the result.
894 (replace_read): Use convert_move instead of gen_lowpart when
895 narrowing the store rhs.
897 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
899 * config/mips/mips.md (SHORT): Fix long line.
900 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
901 to QImode and HImode.
903 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
905 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
907 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
909 * tree-parloops.c: New file.
910 * tree-ssa-operands.h (free_stmt_operands): Declare.
911 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
913 * tree-pass.h (pass_parallelize_loops): Declare.
914 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
916 (build_omp_regions_1): Allow analysing just a single OMP region and
918 ( build_omp_regions_root, omp_expand_local): New functions.
919 (build_omp_regions): Add argument to build_omp_regions_1 call.
920 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
921 autoparallelization is run.
922 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
923 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
924 pass_parallelize_loops): New.
925 * common.opt (ftree-parallelize-loops): New.
926 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
927 parallelize_loops): Declare.
928 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
929 * Makefile.in (tree-parloops.o): Added.
930 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
932 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
933 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
934 one extra edge as well.
935 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
936 Use VEC_free to free doms vector.
937 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
938 operands. Recompute operand caches in the new function.
939 (move_sese_region_to_fn): Update loop info.
940 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
941 * tree-ssa-operands.c (free_stmt_operands): New function.
943 * doc/passes.texi: Document autoparallelization.
944 * doc/invoke.texi (-ftree-parallelize-loops): New option.
946 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
949 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
952 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
954 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
956 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
957 get_vectype_for_scalar_type succeeded.
958 (vectorizable_conversion): Likewise.
960 2007-09-14 Jan Hubicka <jh@suse.cz>
962 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
965 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
968 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
969 register when operands[2] equals operands[1].
970 (remainderxf3): Ditto.
972 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
973 Nigel Stephens <nigel@mips.com>
975 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
976 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
977 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
979 (_Unwind_ForcedUnwind): Likewise.
980 (_Unwind_Resume): Likewise.
981 (_Unwind_Resume_or_Rethrow): Likewise.
982 (_Unwind_Backtrace): Likewise.
983 (_Unwind_SjLj_RaiseException): Likewise.
984 (_Unwind_SjLj_ForcedUnwind): Likewise.
985 (_Unwind_SjLj_Resume): Likewise.
986 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
987 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
989 (_Unwind_ForcedUnwind): Likewise.
990 (_Unwind_Resume): Likewise.
991 (_Unwind_Resume_or_Rethrow): Likewise.
992 (_Unwind_Backtrace): Likewise.
993 * unwind-compat.c (_Unwind_Backtrace): Likewise.
994 (_Unwind_ForcedUnwind): Likewise.
995 (_Unwind_RaiseException): Likewise.
996 (_Unwind_Resume): Likewise.
997 (_Unwind_Resume_or_Rethrow): Likewise.
999 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1000 nomips16 mode when IN_LIBGCC2 with hard float.
1002 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1004 * config/mips/sdemtk.opt: Update to GPLv3.
1005 * config/mips/sdemtk.h: Likewise.
1007 2007-09-14 Nigel Stephens <nigel@mips.com>
1009 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1010 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1011 for mipsisa32-*-linux*.
1013 2007-09-14 Nigel Stephens <nigel@mips.com>
1014 David Ung <davidu@mips.com>
1015 Thiemo Seufer <ths@mips.com>
1016 Richard Sandiford <richard@codesourcery.com>
1018 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1019 * configure.ac: Add a mipssde threading type.
1020 * configure: Regenerate.
1021 * config/mips/sdemtk.h: New file.
1022 * config/mips/t-sdemtk: Likewise.
1023 * config/mips/sdemtk.opt: Likewise.
1024 * gthr-mipssde.h: Likewise.
1025 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1026 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1027 (MIPS_ICACHE_SYNC): New macro, split from ...
1028 * config/mips/mips.md (clear_cache): ...here.
1029 * config/mips/mips.c (mips_save_reg_p): Check
1030 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1031 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1032 (build_mips16_call_stub): Likewise.
1034 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1036 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1038 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1041 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1042 current_frame_info.n_local_regs. Don't return emitted local
1044 (ia64_compute_frame_size): Improve unwind hack to put
1045 RP, PFS, FP in that order by allowing some of the registers
1046 been already emitted, as long as they are emitted to the
1049 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1051 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1052 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1053 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1055 2007-09-13 Eric Christopher <echristo@apple.com>
1056 Kenneth Zadeck <zadeck@naturalbridge.com>
1058 * dse.c (find_shift_sequence): New function.
1059 (replace_read): Add case to remove read if it requires shift.
1060 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1062 2007-09-13 Tom Tromey <tromey@redhat.com>
1064 * c-common.c (fname_as_string): Update.
1065 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1066 (c_lex_one_token): Update. Add 'parser' argument.
1067 (c_parser_simple_asm_expr): Update.
1068 (c_parser_attributes): Update.
1069 (c_parser_asm_statement): Update.
1070 (c_parser_asm_operands): Update.
1071 (c_parser_peek_token): Update.
1072 (c_parser_peek_2nd_token): Update.
1073 * c-lex.c (c_lex_string_translate): Remove.
1074 (c_lex_return_raw_strings): Likewise.
1075 (c_lex_with_flags): Added 'lex_flags' argument.
1076 (lex_string): Added 'translate' argument.
1077 * c-pragma.h (c_lex_with_flags): Update.
1078 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1079 (C_LEX_STRING_NO_TRANSLATE): New define.
1080 (C_LEX_RAW_STRINGS): Likewise.
1082 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1085 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1086 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1087 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1088 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1089 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1090 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1091 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1092 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1093 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1094 (bdesc_1arg): Add __builtin_bfin_ones.
1095 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1096 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1097 and __builtin_bfin_csqu_fr16.
1098 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1099 (ones): New define_insn.
1100 (ssaddhi3_parts): New define_insn.
1101 (sssubhi3_parts): New define_insn.
1102 (flag_mulhi_parts): New define_insn.
1104 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1106 * common.opt (femit-class-debug-always): Turn off by default.
1108 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1110 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1111 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1113 2007-09-13 James E. Wilson <wilson@specifix.com>
1115 PR tree-optimization/33389
1116 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1117 then set build_loads before returning.
1119 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1120 David Ung <davidu@mips.com>
1122 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1123 {d}addiu and a negative immediate such that it works with MIPS16
1126 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1129 * configure.ac (ld_vers): Support Linux linker.
1130 * configure: Regenerated.
1132 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1133 Sandra Loosemore <sandra@codesourcery.com>
1135 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1136 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1137 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1138 nomips16 into decl attributes.
1139 (TARGET_INSERT_ATTRIBUTES): Override.
1140 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1141 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1142 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1143 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1144 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1145 (mips_use_mips16_mode_p): Reimplement as a function that takes
1146 a decl and considers only decl attributes. If the decl is nested
1147 function, use its parent attributes.
1148 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1149 instead of SYMBOL_REF_MIPS16_FUNC_P.
1150 (mips_set_mips16_mode): Move call to sorry here from old
1151 mips_use_mips16_mode_p.
1152 (mflip_mips16_entry): New structure.
1153 (mflip_mips16_htab): New variable.
1154 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1155 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1156 (mips_merge_decl_attributes): New function.
1157 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1158 Use mips_use_mips16_mode_p.
1159 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1160 SYMBOL_REF_MIPS16_FUNC_P.
1161 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1163 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1165 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1167 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1170 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1172 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1173 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1174 Tony Linthicum <tony.linthicum@amd.com>
1176 * tree.h (function_args_iterator): New type to iterate over
1178 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1179 function arguments providing a pointer to the argument.
1180 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1181 function arguments providing the argument.
1182 (function_args_iter_init): Inline function to initialize
1183 function_args_iterator.
1184 (function_args_iter_cond_ptr): Inline function to return the next
1185 pointer to hold the argument.
1186 (function_args_iter_cond): Inline function to return the next
1188 (function_args_iter_cond_next): Advance the function args
1190 (stdarg_p): New function, return true if variable argument
1192 (prototype_p): New function, return true if function is
1194 (function_args_count): New function, count the number of arguments
1197 * tree.c (stdarg_p): New function, return true if variable
1199 (prototype_p): New function, return true if function is
1202 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1203 (TARGET_ROUND): New macro for the round/ptest instructions which
1204 are shared between SSE4.1 and SSE5.
1205 (OPTION_MASK_ISA_ROUND): Ditto.
1206 (OPTION_ISA_ROUND): Ditto.
1207 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1208 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1210 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1211 (-mfused-madd): New switch to give users control over whether the
1212 compiler optimizes to use the multiply/add SSE5 instructions.
1214 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1215 m_ATHLON_K8_AMDFAM10, and change all uses.
1216 (enum pta_flags): Add PTA_SSE5.
1217 (ix86_handle_option): Turn off 3dnow if -msse5.
1218 (override_options): Add SSE5 support.
1219 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1221 (ix86_expand_sse_movcc): Add SSE5 support.
1222 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1223 vector type to the next largest size.
1224 (ix86_expand_sse5_pack): New function to use pperm to pack a
1225 vector type to the next smallest size.
1226 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1227 (IX86_BUILTIN_FMADDSD): Ditto.
1228 (IX86_BUILTIN_FMADDPS): Ditto.
1229 (IX86_BUILTIN_FMADDPD): Ditto.
1230 (IX86_BUILTIN_FMSUBSS): Ditto.
1231 (IX86_BUILTIN_FMSUBSD): Ditto.
1232 (IX86_BUILTIN_FMSUBPS): Ditto.
1233 (IX86_BUILTIN_FMSUBPD): Ditto.
1234 (IX86_BUILTIN_FNMADDSS): Ditto.
1235 (IX86_BUILTIN_FNMADDSD): Ditto.
1236 (IX86_BUILTIN_FNMADDPS): Ditto.
1237 (IX86_BUILTIN_FNMADDPD): Ditto.
1238 (IX86_BUILTIN_FNMSUBSS): Ditto.
1239 (IX86_BUILTIN_FNMSUBSD): Ditto.
1240 (IX86_BUILTIN_FNMSUBPS): Ditto.
1241 (IX86_BUILTIN_FNMSUBPD): Ditto.
1242 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1243 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1244 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1245 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1246 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1247 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1248 (IX86_BUILTIN_PPERM): Ditto.
1249 (IX86_BUILTIN_PERMPS): Ditto.
1250 (IX86_BUILTIN_PERMPD): Ditto.
1251 (IX86_BUILTIN_PMACSSWW): Ditto.
1252 (IX86_BUILTIN_PMACSWW): Ditto.
1253 (IX86_BUILTIN_PMACSSWD): Ditto.
1254 (IX86_BUILTIN_PMACSWD): Ditto.
1255 (IX86_BUILTIN_PMACSSDD): Ditto.
1256 (IX86_BUILTIN_PMACSDD): Ditto.
1257 (IX86_BUILTIN_PMACSSDQL): Ditto.
1258 (IX86_BUILTIN_PMACSSDQH): Ditto.
1259 (IX86_BUILTIN_PMACSDQL): Ditto.
1260 (IX86_BUILTIN_PMACSDQH): Ditto.
1261 (IX86_BUILTIN_PMADCSSWD): Ditto.
1262 (IX86_BUILTIN_PMADCSWD): Ditto.
1263 (IX86_BUILTIN_PHADDBW): Ditto.
1264 (IX86_BUILTIN_PHADDBD): Ditto.
1265 (IX86_BUILTIN_PHADDBQ): Ditto.
1266 (IX86_BUILTIN_PHADDWD): Ditto.
1267 (IX86_BUILTIN_PHADDWQ): Ditto.
1268 (IX86_BUILTIN_PHADDDQ): Ditto.
1269 (IX86_BUILTIN_PHADDUBW): Ditto.
1270 (IX86_BUILTIN_PHADDUBD): Ditto.
1271 (IX86_BUILTIN_PHADDUBQ): Ditto.
1272 (IX86_BUILTIN_PHADDUWD): Ditto.
1273 (IX86_BUILTIN_PHADDUWQ): Ditto.
1274 (IX86_BUILTIN_PHADDUDQ): Ditto.
1275 (IX86_BUILTIN_PHSUBBW): Ditto.
1276 (IX86_BUILTIN_PHSUBWD): Ditto.
1277 (IX86_BUILTIN_PHSUBDQ): Ditto.
1278 (IX86_BUILTIN_PROTB): Ditto.
1279 (IX86_BUILTIN_PROTW): Ditto.
1280 (IX86_BUILTIN_PROTD): Ditto.
1281 (IX86_BUILTIN_PROTQ): Ditto.
1282 (IX86_BUILTIN_PROTB_IMM): Ditto.
1283 (IX86_BUILTIN_PROTW_IMM): Ditto.
1284 (IX86_BUILTIN_PROTD_IMM): Ditto.
1285 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1286 (IX86_BUILTIN_PSHLB): Ditto.
1287 (IX86_BUILTIN_PSHLW): Ditto.
1288 (IX86_BUILTIN_PSHLD): Ditto.
1289 (IX86_BUILTIN_PSHLQ): Ditto.
1290 (IX86_BUILTIN_PSHAB): Ditto.
1291 (IX86_BUILTIN_PSHAW): Ditto.
1292 (IX86_BUILTIN_PSHAD): Ditto.
1293 (IX86_BUILTIN_PSHAQ): Ditto.
1294 (IX86_BUILTIN_FRCZSS): Ditto.
1295 (IX86_BUILTIN_FRCZSD): Ditto.
1296 (IX86_BUILTIN_FRCZPS): Ditto.
1297 (IX86_BUILTIN_FRCZPD): Ditto.
1298 (IX86_BUILTIN_CVTPH2PS): Ditto.
1299 (IX86_BUILTIN_CVTPS2PH): Ditto.
1300 (IX86_BUILTIN_COMEQSS): Ditto.
1301 (IX86_BUILTIN_COMNESS): Ditto.
1302 (IX86_BUILTIN_COMLTSS): Ditto.
1303 (IX86_BUILTIN_COMLESS): Ditto.
1304 (IX86_BUILTIN_COMGTSS): Ditto.
1305 (IX86_BUILTIN_COMGESS): Ditto.
1306 (IX86_BUILTIN_COMUEQSS): Ditto.
1307 (IX86_BUILTIN_COMUNESS): Ditto.
1308 (IX86_BUILTIN_COMULTSS): Ditto.
1309 (IX86_BUILTIN_COMULESS): Ditto.
1310 (IX86_BUILTIN_COMUGTSS): Ditto.
1311 (IX86_BUILTIN_COMUGESS): Ditto.
1312 (IX86_BUILTIN_COMORDSS): Ditto.
1313 (IX86_BUILTIN_COMUNORDSS): Ditto.
1314 (IX86_BUILTIN_COMFALSESS): Ditto.
1315 (IX86_BUILTIN_COMTRUESS): Ditto.
1316 (IX86_BUILTIN_COMEQSD): Ditto.
1317 (IX86_BUILTIN_COMNESD): Ditto.
1318 (IX86_BUILTIN_COMLTSD): Ditto.
1319 (IX86_BUILTIN_COMLESD): Ditto.
1320 (IX86_BUILTIN_COMGTSD): Ditto.
1321 (IX86_BUILTIN_COMGESD): Ditto.
1322 (IX86_BUILTIN_COMUEQSD): Ditto.
1323 (IX86_BUILTIN_COMUNESD): Ditto.
1324 (IX86_BUILTIN_COMULTSD): Ditto.
1325 (IX86_BUILTIN_COMULESD): Ditto.
1326 (IX86_BUILTIN_COMUGTSD): Ditto.
1327 (IX86_BUILTIN_COMUGESD): Ditto.
1328 (IX86_BUILTIN_COMORDSD): Ditto.
1329 (IX86_BUILTIN_COMUNORDSD): Ditto.
1330 (IX86_BUILTIN_COMFALSESD): Ditto.
1331 (IX86_BUILTIN_COMTRUESD): Ditto.
1332 (IX86_BUILTIN_COMEQPS): Ditto.
1333 (IX86_BUILTIN_COMNEPS): Ditto.
1334 (IX86_BUILTIN_COMLTPS): Ditto.
1335 (IX86_BUILTIN_COMLEPS): Ditto.
1336 (IX86_BUILTIN_COMGTPS): Ditto.
1337 (IX86_BUILTIN_COMGEPS): Ditto.
1338 (IX86_BUILTIN_COMUEQPS): Ditto.
1339 (IX86_BUILTIN_COMUNEPS): Ditto.
1340 (IX86_BUILTIN_COMULTPS): Ditto.
1341 (IX86_BUILTIN_COMULEPS): Ditto.
1342 (IX86_BUILTIN_COMUGTPS): Ditto.
1343 (IX86_BUILTIN_COMUGEPS): Ditto.
1344 (IX86_BUILTIN_COMORDPS): Ditto.
1345 (IX86_BUILTIN_COMUNORDPS): Ditto.
1346 (IX86_BUILTIN_COMFALSEPS): Ditto.
1347 (IX86_BUILTIN_COMTRUEPS): Ditto.
1348 (IX86_BUILTIN_COMEQPD): Ditto.
1349 (IX86_BUILTIN_COMNEPD): Ditto.
1350 (IX86_BUILTIN_COMLTPD): Ditto.
1351 (IX86_BUILTIN_COMLEPD): Ditto.
1352 (IX86_BUILTIN_COMGTPD): Ditto.
1353 (IX86_BUILTIN_COMGEPD): Ditto.
1354 (IX86_BUILTIN_COMUEQPD): Ditto.
1355 (IX86_BUILTIN_COMUNEPD): Ditto.
1356 (IX86_BUILTIN_COMULTPD): Ditto.
1357 (IX86_BUILTIN_COMULEPD): Ditto.
1358 (IX86_BUILTIN_COMUGTPD): Ditto.
1359 (IX86_BUILTIN_COMUGEPD): Ditto.
1360 (IX86_BUILTIN_COMORDPD): Ditto.
1361 (IX86_BUILTIN_COMUNORDPD): Ditto.
1362 (IX86_BUILTIN_COMFALSEPD): Ditto.
1363 (IX86_BUILTIN_COMTRUEPD): Ditto.
1364 (IX86_BUILTIN_PCOMEQUB): Ditto.
1365 (IX86_BUILTIN_PCOMNEUB): Ditto.
1366 (IX86_BUILTIN_PCOMLTUB): Ditto.
1367 (IX86_BUILTIN_PCOMLEUB): Ditto.
1368 (IX86_BUILTIN_PCOMGTUB): Ditto.
1369 (IX86_BUILTIN_PCOMGEUB): Ditto.
1370 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1371 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1372 (IX86_BUILTIN_PCOMEQUW): Ditto.
1373 (IX86_BUILTIN_PCOMNEUW): Ditto.
1374 (IX86_BUILTIN_PCOMLTUW): Ditto.
1375 (IX86_BUILTIN_PCOMLEUW): Ditto.
1376 (IX86_BUILTIN_PCOMGTUW): Ditto.
1377 (IX86_BUILTIN_PCOMGEUW): Ditto.
1378 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1379 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1380 (IX86_BUILTIN_PCOMEQUD): Ditto.
1381 (IX86_BUILTIN_PCOMNEUD): Ditto.
1382 (IX86_BUILTIN_PCOMLTUD): Ditto.
1383 (IX86_BUILTIN_PCOMLEUD): Ditto.
1384 (IX86_BUILTIN_PCOMGTUD): Ditto.
1385 (IX86_BUILTIN_PCOMGEUD): Ditto.
1386 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1387 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1388 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1389 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1390 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1391 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1392 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1393 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1394 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1395 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1396 (IX86_BUILTIN_PCOMEQB): Ditto.
1397 (IX86_BUILTIN_PCOMNEB): Ditto.
1398 (IX86_BUILTIN_PCOMLTB): Ditto.
1399 (IX86_BUILTIN_PCOMLEB): Ditto.
1400 (IX86_BUILTIN_PCOMGTB): Ditto.
1401 (IX86_BUILTIN_PCOMGEB): Ditto.
1402 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1403 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1404 (IX86_BUILTIN_PCOMEQW): Ditto.
1405 (IX86_BUILTIN_PCOMNEW): Ditto.
1406 (IX86_BUILTIN_PCOMLTW): Ditto.
1407 (IX86_BUILTIN_PCOMLEW): Ditto.
1408 (IX86_BUILTIN_PCOMGTW): Ditto.
1409 (IX86_BUILTIN_PCOMGEW): Ditto.
1410 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1411 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1412 (IX86_BUILTIN_PCOMEQD): Ditto.
1413 (IX86_BUILTIN_PCOMNED): Ditto.
1414 (IX86_BUILTIN_PCOMLTD): Ditto.
1415 (IX86_BUILTIN_PCOMLED): Ditto.
1416 (IX86_BUILTIN_PCOMGTD): Ditto.
1417 (IX86_BUILTIN_PCOMGED): Ditto.
1418 (IX86_BUILTIN_PCOMFALSED): Ditto.
1419 (IX86_BUILTIN_PCOMTRUED): Ditto.
1420 (IX86_BUILTIN_PCOMEQQ): Ditto.
1421 (IX86_BUILTIN_PCOMNEQ): Ditto.
1422 (IX86_BUILTIN_PCOMLTQ): Ditto.
1423 (IX86_BUILTIN_PCOMLEQ): Ditto.
1424 (IX86_BUILTIN_PCOMGTQ): Ditto.
1425 (IX86_BUILTIN_PCOMGEQ): Ditto.
1426 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1427 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1428 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1429 OPTION_MASK_ISA_ROUND for instructions that are shared between
1431 (bdesc_2arg): Ditto.
1432 (bdesc_sse_3arg): Ditto.
1433 (enum multi_arg_type): New enum for describing the various SSE5
1434 intrinsic argument types.
1435 (bdesc_multi_arg): New table for SSE5 intrinsics.
1436 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1437 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1439 (ix86_expand_builtin): Add SSE5 intrinsic support.
1440 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1441 operand instructions.
1442 (ix86_expand_sse5_multiple_memory): New function to split the
1443 second memory reference from SSE5 instructions.
1444 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1445 (ix86_return_pops_args): Use stdarg_p to determine if the function
1446 has variable arguments.
1447 (ix86_setup_incoming_varargs): Ditto.
1448 (x86_this_parameter): Ditto.
1450 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1452 (ix86_expand_sse5_pack): Ditto.
1453 (ix86_sse5_valid_op_p): Ditto.
1454 (ix86_expand_sse5_multiple_memory): Ditto.
1456 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1457 constant for SSE5 support.
1458 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1459 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1460 (UNSPEC_SSE5_PERMUTE): Ditto.
1461 (UNSPEC_SSE5_ASHIFT): Ditto.
1462 (UNSPEC_SSE5_LSHIFT): Ditto.
1463 (UNSPEC_FRCZ): Ditto.
1464 (UNSPEC_CVTPH2PS): Ditto.
1465 (UNSPEC_CVTPS2PH): Ditto.
1466 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1468 (COM_FALSE_S): Ditto.
1469 (COM_FALSE_P): Ditto.
1470 (COM_TRUE_S): Ditto.
1471 (COM_TRUE_P): Ditto.
1472 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1473 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1475 (memory attribute): Ditto.
1476 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1477 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1478 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1479 (floor<mode>2): Ditto.
1480 (ceil<mode>2): Ditto.
1481 (btrunc<mode>2): Ditto.
1482 (nearbyintdf2): Ditto.
1483 (nearbyintsf2): Ditto.
1484 (sse_setccsf): Disable if SSE5.
1485 (sse_setccdf): Ditto.
1486 (sse5_setcc<mode>): New support for SSE5 conditional move.
1487 (sse5_pcmov_<mode>): Ditto.
1489 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1491 (SSEMODEF2P): Ditto.
1492 (ssemodesuffixf4): New mode attribute for SSE5.
1493 (ssemodesuffixf2s): Ditto.
1494 (ssemodesuffixf2c): Ditto.
1495 (sserotatemax): Ditto.
1496 (ssescalarmode): Ditto.
1497 (sse_maskcmpv4sf3): Disable if SSE5.
1498 (sse_maskcmpv2df3): Ditto.
1499 (sse_vmmaskcmpv4sf3): Ditto.
1500 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1502 (sse5_vmfmadd<mode>4): Ditto.
1503 (sse5_fmsub<mode>4): Ditto.
1504 (sse5_vmfmsub<mode>4): Ditto.
1505 (sse5_fnmadd<mode>4): Ditto.
1506 (sse5_vmfnmadd<mode>4): Ditto.
1507 (sse5_fnmsub<mode>4): Ditto.
1508 (sse5_vmfnmsub<mode>4): Ditto.
1509 (sse5i_fmadd<mode>4): Ditto.
1510 (sse5i_fmsub<mode>4): Ditto.
1511 (sse5i_fnmadd<mode>4): Ditto.
1512 (sse5i_fnmsub<mode>4): Ditto.
1513 (sse5i_vmfmadd<mode>4): Ditto.
1514 (sse5i_vmfmsub<mode>4): Ditto.
1515 (sse5i_vmfnmadd<mode>4): Ditto.
1516 (sse5i_vmfnmsub<mode>4): Ditto.
1517 (mulv16qi3): Add SSE5 support.
1519 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1520 (sse2_mulv4si3): Disable if SSE5.
1521 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1522 (sse4_1_roundps): Ditto.
1523 (sse4_1_roundsd): Ditto.
1524 (sse4_1_roundss): Ditto.
1525 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1527 (sse_maskcmpsf3): Ditto.
1528 (sse_vmmaskcmpv4sf3): Ditto.
1529 (sse2_maskcmpv2df3): Ditto.
1530 (sse2_maskcmpdf3): Ditto.
1531 (sse2_vmmaskcmpv2df3): Ditto.
1532 (sse2_eq<mode>3): Ditto.
1533 (sse2_gt<mode>3): Ditto.
1534 (sse5_pcmov_<mode>): Add SSE5 support.
1535 (vec_unpacku_hi_v16qi): Ditto.
1536 (vec_unpacks_hi_v16qi): Ditto.
1537 (vec_unpacku_lo_v16qi): Ditto.
1538 (vec_unpacks_lo_v16qi): Ditto.
1539 (vec_unpacku_hi_v8hi): Ditto.
1540 (vec_unpacks_hi_v8hi): Ditto.
1541 (vec_unpacku_lo_v8hi): Ditto.
1542 (vec_unpacks_lo_v8hi): Ditto.
1543 (vec_unpacku_hi_v4si): Ditto.
1544 (vec_unpacks_hi_v4si): Ditto.
1545 (vec_unpacku_lo_v4si): Ditto.
1546 (vec_unpacks_lo_v4si): Ditto.
1547 (sse5_pmacsww): New SSE5 intrinsic insn.
1548 (sse5_pmacssww): Ditto.
1549 (sse5_pmacsdd): Ditto.
1550 (sse5_pmacssdd): Ditto.
1551 (sse5_pmacssdql): Ditto.
1552 (sse5_pmacssdqh): Ditto.
1553 (sse5_pmacsdqh): Ditto.
1554 (sse5_pmacsswd): Ditto.
1555 (sse5_pmacswd): Ditto.
1556 (sse5_pmadcsswd): Ditto.
1557 (sse5_pmadcswd): Ditto.
1558 (sse5_pcmov_<move>): Conditional move support on SSE5.
1559 (sse5_phaddbw): New SSE5 intrinsic insn.
1560 (sse5_phaddbd): Ditto.
1561 (sse5_phaddbq): Ditto.
1562 (sse5_phaddwd): Ditto.
1563 (sse5_phaddwq): Ditto.
1564 (sse5_phadddq): Ditto.
1565 (sse5_phaddubw): Ditto.
1566 (sse5_phaddubd): Ditto.
1567 (sse5_phaddubq): Ditto.
1568 (sse5_phadduwd): Ditto.
1569 (sse5_phadduwq): Ditto.
1570 (sse5_phaddudq): Ditto.
1571 (sse5_phsubbw): Ditto.
1572 (sse5_phsubwd): Ditto.
1573 (sse5_phsubdq): Ditto.
1574 (sse5_pperm): Ditto.
1575 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1576 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1577 (sse5_pperm_sign_v8hi_v4si): Ditto.
1578 (sse5_pperm_zero_v8hi_v4si): Ditto.
1579 (sse5_pperm_sign_v4si_v2di): Ditto.
1580 (sse5_pperm_sign_v4si_v2di): Ditto.
1581 (sse5_pperm_pack_v2di_v4si): Ditto.
1582 (sse5_pperm_pack_v4si_v8hi): Ditto.
1583 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1584 (sse5_perm<mode>): New SSE5 intrinsic insn.
1585 (rotl<mode>3): Ditto.
1586 (sse5_rotl<mode>3): Ditto.
1587 (sse5_ashl<mode>3): Ditto.
1588 (sse5_lshl<mode>3): Ditto.
1589 (sse5_frcz<mode>2): Ditto.
1590 (sse5s_frcz<mode>2): Ditto.
1591 (sse5_cvtph2ps): Ditto.
1592 (sse5_cvtps2ph): Ditto.
1593 (sse5_vmmaskcmp<mode>3): Ditto.
1594 (sse5_com_tf<mode>3): Ditto.
1595 (sse5_maskcmp<mode>3): Ditto.
1596 (sse5_maskcmp_uns<mode>3): Ditto.
1597 (sse5_maskcmp_uns2<mode>3): Ditto.
1598 (sse5_pcom_tf<mode>3): Ditto.
1600 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1602 (sse5_comparison_float_operator): New predicate to match the
1603 comparison operators supported by the SSE5 com instruction.
1604 (ix86_comparison_int_operator): New predicate to match just the
1605 signed int comparisons.
1606 (ix86_comparison_uns_operator): New predicate to match just the
1607 unsigned int comparisons.
1609 * doc/invoke.texi (-msse5): Add documentation.
1610 (-mfused-madd): Ditto.
1612 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1614 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1616 (x86_64-*-*): Ditto.
1618 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1620 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1621 intrinisics for SSE5.
1623 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1626 * config/i386/mmintrin-common.h: New file, to contain common
1627 instructions between SSE4.1 and SSE5.
1629 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1630 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1631 (gen_regparm_prefix): Ditto.
1633 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1634 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1635 prototype_p to determine if a function is prototyped.
1637 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1639 * config/dfp-bit.c (dfp_conversion_exception): New function.
1640 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1641 (DFP_TO_INT): Ditto.
1642 (INT_TO_DFP): Ditto.
1643 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1645 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1648 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1649 before sp restoration even when total_size is 0, but
1650 frame_pointer_needed.
1652 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1654 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1655 (xtensa_copy_incoming_a7): Use start_sequence instead of
1656 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1657 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1658 of the saveregs sequence.
1660 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1662 * c-tree.h (grokfield): Add a "tree *" argument.
1663 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1664 Chain nested decl attributes to it. Don't call decl_attributes here.
1665 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1666 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1667 (grokfield): Take a pointer to the decl's attributes and pass
1668 it to grokdeclarator.
1669 * c-parser.c (c_parser_struct_declaration): Update the calls to
1670 grokfield. Call decl_attributes for anonymous struct and union
1673 2007-09-12 Jan Hubicka <jh@suse.cz>
1675 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1677 2007-09-12 Ira Rosen <irar@il.ibm.com>
1679 PR tree-optimization/32377
1680 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1681 between positive and negative dependence distance using DDR_REVERSED_P.
1683 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1685 PR tree-optimization/33373
1686 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1687 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1689 2007-09-12 Jan Hubicka <jh@suse.cz>
1692 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1695 2007-09-12 Christian Bruel <christian.bruel@st.com>
1697 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1698 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1700 2007-09-12 Ira Rosen <irar@il.ibm.com>
1702 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1703 for oprnd1 if not required.
1704 (vectorizable_operation): Use scalar operand in SLP in case of
1705 shift with scalar argument.
1707 2007-09-12 Ira Rosen <irar@il.ibm.com>
1709 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1712 2007-09-11 James E. Wilson <wilson@specifix.com>
1714 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1715 TARGET_UNWIND_INFO is defined.
1716 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1719 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1721 * config/sh/sh.c (calc_live_regs): Use
1722 current_function_saves_all_registers instead of
1723 current_function_has_nonlocal_label.
1724 (sh_allocate_initial_value): Likewise.
1725 (sh_get_pr_initial_val): Likewise.
1726 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1727 * config/sh/sh.md (load_ra): Likewise.
1729 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1731 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1734 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1735 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1737 2007-09-12 Sa Liu <saliu@de.ibm.com>
1739 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1740 operands to DFmode GE or LE compares.
1742 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1744 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1745 REG_CLASS_NAMES): Add P0REGS.
1746 (REGNO_REG_CLASS): Return it where appropriate.
1747 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1748 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1749 * doc/md.texi (Blackfin family): Document 'q' constraints.
1751 2007-09-11 Steve Kenton <skenton@ou.edu>
1753 * pa/linux-unwind.h: Guard with inhibit_libc.
1754 * pa/hpux-unwind.h: Likewise.
1756 2007-09-11 David Daney <ddaney@avtrex.com>
1758 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1759 * doc/install.texi: Document new --with-llsc and --without-llsc
1761 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1762 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1763 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1765 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1766 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1767 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1768 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1769 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1770 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1771 * config/mips/mips.opt (mllsc): New option.
1772 * config/mips/mips.c (mips_llsc): Define variable.
1773 (mips_handle_option): Handle mllsc option.
1774 (override_options): Set mips_print_operand_punct for '|' and '-'.
1775 (print_operand): Add new %| and %- operand codes.
1776 * config/mips/mips.h (mips_llsc_setting): New enum type.
1777 (mips_llsc): Declare.
1778 (OPTION_DEFAULT_SPECS): Add llsc handling.
1779 (GENERATE_SYNC): New macro.
1780 (GENERATE_LL_SC): New macro.
1781 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1782 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1783 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1784 in %| and %- operand codes.
1786 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1788 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1789 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1791 2007-09-11 Jason Merrill <jason@redhat.com>
1794 * stor-layout.c (layout_decl): Do pack variable size fields.
1796 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1798 * config/m68k/predicates.md (movsi_const0_operand,
1799 non_symbolic_call_operand): New predicates.
1801 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1803 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1804 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1805 CW, CZ, CS, Ap and Ac.
1807 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1808 (constraints.md): New include.
1809 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1810 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1811 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1813 (pushdi): Add split.
1814 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1815 attributes. Split tstsi_internal_68020_cf from it.
1816 (tstsi_internal_68020_cf): New pattern.
1817 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1818 (tst<mode>_cf): Specify attributea.
1819 (cmpsi_cf): Name pattern. Specify attributes.
1820 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1821 (pushexthisi_const): Fix to use alternatives. Specify
1823 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1824 from it. Fix to use alternatives. Specify attributes.
1825 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1826 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1828 (movsf_cf_soft): Specify attributes.
1829 (movdf_cf_soft): Add split.
1830 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1831 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1832 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1833 (truncdfsf2_68881): Name pattern. Specify attributes.
1834 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1835 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1836 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1838 (addsi3_5200): Fix to use alternatives. Specify attributes.
1840 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1841 (subsi3): Add alternative for subq.l. Specify attributes.
1842 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1843 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1845 (umulhisi3): Specify attributes.
1846 (mulhisisi3_z): Name pattern. Specify attributes.
1847 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1848 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1849 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1850 bsetmemqi): Specify attributes.
1851 (bsetmemqi_ext): Name pattern. Specify attributes.
1852 (bclrmemqi): Specify attributes.
1853 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1854 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1856 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1857 pattern. Specify attributes.
1858 (jump): Specify attributes.
1859 (tablejump_internal): Name pattern. Specify attributes.
1860 (call_value): Split into non_symbolic_call_value,
1861 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1862 alternatives. Specify attributes.
1863 (non_symbolic_call_value, symbolic_call_value_jsr,
1864 symbolic_call_value_bsr): New patterns.
1865 (nop, return, unlink, indirect_jump): Specify attributes.
1866 (trap): Fix condition. Specify attributes.
1869 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1870 (override_options): Initialize it. Initialize m68k_sched_cpu.
1871 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1872 (const_method): Make global, rename to m68k_const_method.
1873 (const_int_cost, output_move_const_into_data_reg): Update.
1874 (output_move_double): Parametrize to emit rtl code, rename to
1876 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1877 emit_movsi): New static functions.
1878 (output_move_double): New function with semantics of old
1880 (m68k_emit_move_double): New function.
1881 (m68k_sched_cpu): New variable.
1882 (attr_op_type): New enum.
1883 (sched_guess_p): New variable.
1884 (sched_address_type, sched_operand_type, sched_attr_op_type):
1885 New static functions.
1886 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1887 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1888 (sched_branch_type): New static variable.
1889 (m68k_sched_branch_type): New function.
1890 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1891 (m68k_symbolic_call_var): Declare.
1892 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1893 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1894 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1895 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1898 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1900 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1901 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1902 error if __builtin_va_arg_pack_len () wasn't optimized out during
1904 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1905 with the number of inline's anonymous arguments.
1906 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1908 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1910 * fold-const.c (extract_muldiv_1): Do not simplify
1913 2007-09-11 Jan Hubicka <jh@suse.cz>
1915 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1916 (TARGET_INTER_UNIT_CONVERSIONS): New.
1917 * i386.md (floatsi expanders): Remove redundant check for SImode
1918 source; offload to memory when asked for.
1919 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1920 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1922 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1923 floatsidf2_mixed_memory, floatsidf2_sse_memory
1924 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1925 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1927 2007-09-11 Jan Hubicka <jh@suse.cz>
1929 * toplev.c (process_options): all frontends now do unit-at-a-time.
1930 * cgraphunit.c: update comments.
1931 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1932 * c-decl.c (finish_function): use cgraph_add_new_function.
1933 * function.c (expand_function_end): We are always unit-at-a-time.
1935 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1937 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1938 settings for MIPS16.
1939 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1941 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1943 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1944 SYMBOL_FORCE_TO_MEM constants.
1945 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1946 (mips16_rewrite_pool_refs_info): New structure.
1947 (mips16_rewrite_pool_constant): New function, split out from...
1948 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1949 mips16_rewrite_pool_refs_info structure rather than a pointer
1950 to a constant pool. Force force_to_mem_operands into memory.
1951 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1952 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1953 * config/mips/constraints.md (kf): New constraint.
1954 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1955 (*movsi_mips16): Likewise.
1957 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1958 Nigel Stephens <nigel@mips.com>
1959 David Ung <davidu@mips.com>
1961 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1962 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1963 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1964 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1965 (mips_zero_extend_cost): New functions.
1966 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1967 Use the new functions. Tweak many cost estimates, both here
1968 and in the new subroutines. Return false when the cost of the
1969 operands has not been calculated. Check for *clear_upper32.
1970 Check for floating-point multiply-add, reciprocal and rsqrt
1971 patterns. Handle comparison and rotation codes.
1973 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1975 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1977 * config/i386/i386.c (get_dllimport_decl): Don't strip
1980 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1983 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1984 declarations to top.
1985 (DFP_TO_BFP): Use for either XFmode or TFmode.
1986 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1988 * config/dfp-bit.h: Include float.h.
1989 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1990 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1991 which doesn't mean the same thing.
1992 (BFP_KIND): Use 4 to mean TFmode.
1993 (BFP_FMT): Specify the number of decimal digits based on the
1994 number of mantissa digits.
1995 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1996 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1997 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1998 (TFtype): Define if TFmode is supported.
1999 * doc/libgcc.texi (Decimal float library routines): Document
2000 TF conversion functions.
2002 2007-09-10 Chao-ying Fu <fu@mips.com>
2004 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2005 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2006 (mips_emit_compare): Process fixed-point modes.
2007 (mips_pad_arg_upward): Support fixed-point types.
2008 (override_options): Allow fixed-point modes in accumulators.
2009 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2010 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2011 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2012 (mips_scalar_mode_supported_p): New function to accept fixed-point
2013 modes if the width is not greater than two BITS_PER_WORD.
2014 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2015 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2016 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2017 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2018 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2020 ("IMODE"): New mode attribute.
2021 (mips-fixed.md): Include.
2022 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2024 * config/mips/mips-fixed.md: New file.
2026 2007-09-11 Ben Elliston <bje@au.ibm.com>
2028 * config/spu/spu.md: Formatting fixes.
2030 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2032 * config/dfp-bit.c (dfp_unary_func): Delete.
2033 (dfp_unary_op): Delete.
2034 (dfp_binary_op): Use decFloat functions instead of decNumber
2035 functions for binary operations.
2036 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2037 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2039 (dfp_compare_op): Use decFloat functions insteadof decNumber
2040 functions for comparisons.
2041 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2042 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2044 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2045 call to dxx_binary_op and decFloat function.
2046 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2047 calls to dxx_binary_op and decFloat function.
2048 * config/dfp-bit.h: Include decFloat header files.
2049 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2050 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2051 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2052 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2054 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2055 Jan Sjodin <jan.sjodin@amd.com>
2057 * tree-vect-analyze.c (vect_analyze_operations): Change
2058 comparison of loop iterations with threshold to less than
2059 or equal to instead of less than. Reduce
2060 min_scalar_loop_bound by one.
2061 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2062 Change prologue and epilogue iterations estimate to vf/2,
2063 when unknown at compile-time. Change versioning guard
2064 cost to taken_branch_cost. If peeling for alignment is
2065 unknown at compile-time, change peel guard costs to one
2066 taken branch and one not-taken branch per peeled loop.
2067 If peeling for alignment is known but number of scalar loop
2068 iterations is unknown at compile-time, change peel guard
2069 costs to one taken branch per peeled loop. Change the cost
2070 model equation to consider vector iterations as the loop
2071 iterations less the prologue and epilogue iterations.
2072 Change outside vector cost check to less than or equal to
2073 zero instead of equal to zero.
2074 (vect_do_peeling_for_loop_bound): Reduce
2075 min_scalar_loop_bound by one.
2076 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2077 TARG_COND_NOT_TAKEN_BRANCH_COST.
2078 * config/i386/i386.h (processor_costs): Add
2079 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2080 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2081 vec_align_load_cost, vect_unalign_load_cost,
2082 vec_store_cost, cond_taken_branch_cost,
2083 cond_not_taken_branch_cost.
2084 Define macros for x86 costs.
2085 * config/i386/i386.c:
2086 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2087 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2088 scalar_to_vec_cost, vec_align_load_cost,
2089 vect_unalign_load_cost, vec_store_cost,
2090 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2091 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2092 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2093 core2_cost, generic64_cost, generic32_cost): Set to default
2095 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2096 (x86_builtin_vectorization_cost): New.
2098 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2099 Ben Elliston <bje@au.ibm.com>
2101 * dfp.c: Include decimal128Local.h;
2102 (dfp_byte_swap): Remove.
2103 (encode_decimal32, decode_decimal32): Don't handle endianness.
2104 (encode_decimal64, decode_decimal64): Ditto.
2105 (encode_decimal128, decode_decimal128): Ditto.
2106 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2108 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2110 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2111 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2113 2007-09-10 David Daney <ddaney@avtrex.com>
2115 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2117 (memory_barrier): Rewrote as an insn that clobbers memory.
2119 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2121 * config/mips/mips.c (mips_global_pointer): Check
2122 call_really_used_regs instead of call_used_regs.
2123 (mips_save_reg_p): Likewise. Save all call-saved registers
2124 if current_function_saves_all_registers. Fix indentation.
2125 No longer treat $18 as a special case.
2126 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2128 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2130 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2131 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2132 the introductory comment.
2133 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2134 (override_options): Don't test for it.
2135 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2136 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2137 * config/mips/vr.h: As for config/mips/sde.h.
2139 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2140 Revital Eres <eres@il.ibm.com>
2142 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2143 (struct ddg): Define.
2144 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2145 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2146 * config/spu/spu.c: Include ddg.h.
2147 (TARGET_SCHED_SMS_RES_MII): Define.
2148 (spu_sms_res_mii): New function to calculate mii.
2149 * modulo-sched (res_MII): Use it.
2150 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2152 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2154 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2155 pool entries since they might hold values that must not be shared.
2157 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2160 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2161 Use 'N' operand constraint for op2.
2162 (lshr<mode>3): Ditto.
2163 (ashl<mode>3): Ditto.
2164 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2165 (vec_shr_<mode>): Ditto.
2166 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2167 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2169 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2172 Change mode macro in the last real_2expN parameter to uppercase.
2174 2007-09-10 Michael Matz <matz@suse.de>
2176 * tree-pass.h (pass_cselim): Declare new pass.
2177 * passes.c (init_optimization_passes): Link in pass_cselim.
2178 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2179 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2180 cond_store_replacement.
2181 (condstoretemp): New static variable.
2182 (cond_store_replacement): New function.
2183 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2184 tree_ssa_phiopt_worker.
2185 (struct name_to_bb): New.
2186 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2187 nt_init_block, nt_fini_block): New static functions.
2188 (seen_ssa_names, nontrap_set): New static variables.
2189 (gate_cselim, pass_cselim): Define new pass.
2190 * common.opt (ftree-cselim): New flag.
2191 * toplev.c (process_options): Set flag_tree_cselim if required.
2193 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2195 * simplify-rtx.c (simplify_relational_operation_1): For recent
2196 canonicalization, don't recurse if op1 equals both PLUS arguments.
2198 2007-09-09 David Daney <ddaney@avtrex.com>
2200 * optabs.c (expand_sync_operation): Use plus insn if minus
2202 (expand_sync_fetch_operation): Ditto.
2204 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2206 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2208 (*floatsisf2_sse_vector): Likewise.
2210 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2212 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2214 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2216 * config/i386/i386.h (ix86_tune_indices): Rename
2217 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2218 (TARGET_USE_VECTOR_CONVERTS): Updated.
2219 * config/i386/i386.c: Likewise.
2221 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2222 Nigel Stephens <nigel@mips.com>
2224 * doc/invoke.texi (Overall Options): Add .sx file extension
2225 as a synonym for .S.
2226 * cppspec.c (known_suffixes): Likewise.
2227 * gcc.c (default_compilers): Likewise.
2229 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2232 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2233 * simplify-rtx.c (simplify_relational_operation_1): Add the
2234 canonicalization from i386.h.
2235 * doc/md.texi (Canonicalization of Instructions): Document it.
2237 2007-09-09 Jan Hubicka <jh@suse.cz>
2238 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2240 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2241 (TARGET_USE_VECTOR_CONVERTS): New.
2242 * i386.md: New post-reload splitters for converting SF to DF and DF to
2244 (floatsi* expander): Special case vector conversions.
2245 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2246 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2247 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2248 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2249 Disable when doing vector converts.
2250 (floatsi<mode>2_i387): Disable when
2251 * sse.md (vec_dupv2df): Export.
2252 * i386.c (ix86_tune_features): Enable SSE conversions.
2254 2007-09-09 Richard Guenther <rguenther@suse.de>
2256 * tree-ssa-operands.c (add_virtual_operand): Only mark
2257 stores as has_volatile_ops if alias information is not available.
2259 2007-09-09 Revital Eres <eres@il.ibm.com>
2261 * doc/contrib.texi: Add myself.
2263 2007-09-09 Ira Rosen <irar@il.ibm.com>
2265 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2266 stmt_vinfo_set_outside_of_loop_cost): New functions.
2267 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2268 (vect_model_simple_cost): Call
2269 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2270 field instead of calling vect_get_cost_fields.
2271 (vect_model_store_cost, vect_model_load_cost): Likewise.
2273 2007-09-09 Revital Eres <eres@il.ibm.com>
2275 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2276 declaration to bdesc_paired_preds variable.
2277 (paired_expand_builtin): Likewise.
2279 2007-09-09 Revital Eres <eres@il.ibm.com>
2281 * dbgcnt.def (sms_sched_loop): New counter.
2282 * modulo-sched.c: Use sms_sched_loop instead of
2283 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2284 perform swing modulo scheduling on. Include dbgcnt.h.
2285 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2286 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2288 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2291 Substitute all uses with ...
2292 (MODEF): New mode iterator.
2294 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2295 from pre-regalloc define_insn_and_split splitter pattern.
2296 (*fix_trunc<mode>_i387_1): Ditto.
2297 (*fistdi2_1): Ditto.
2298 (*fist<mode>2_1): Ditto.
2299 (frndintxf2_floor): Ditto.
2300 (*fist<mode>2_floor_1): Ditto.
2301 (frndintxf2_ceil): Ditto.
2302 (*fist<mode>2_ceil_1): Ditto.
2303 (frndintxf2_trunc): Ditto.
2304 (frndintxf2_mask_pm): Ditto.
2306 (prologue): Use (const_int 0) as never generated filler insn.
2308 (sibcall_epilogue): Ditto.
2309 (eh_return_si): Ditto.
2310 (eh_return_di): Ditto.
2312 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2313 using MODEF mode iterator.
2314 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2315 using MODEF mode iterator.
2316 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2317 using MODEF mode iterator.
2318 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2319 Macroize expander using MODEF mode iterator.
2321 (zero_extendsidi2): Remove operand constraints from expander.
2322 (smuldi3_highpart): Ditto.
2323 (indirect_jump): Ditto.
2326 * config/i386/sse.md (storentv4sf): Ditto.
2327 (storentv2df): Ditto.
2328 (storentv2di): Ditto.
2330 (sse2_cvtpd2ps): Ditto.
2331 (vec_interleave_highv16qi): Ditto.
2332 (vec_interleave_lowv16qi): Ditto.
2333 (vec_interleave_highv8hi): Ditto.
2334 (vec_interleave_lowv8hi): Ditto.
2335 (vec_interleave_highv4si): Ditto.
2336 (vec_interleave_lowv4si): Ditto.
2337 (vec_interleave_highv2di): Ditto.
2338 (vec_interleave_lowv2di): Ditto.
2339 (sse2_maskmovdqu): Ditto.
2340 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2342 2007-09-09 Ira Rosen <irar@il.ibm.com>
2344 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2345 (struct _slp_tree, struct _slp_instance): Define new data structures
2346 along macros for their access.
2347 (struct _loop_vec_info): Define new fields: strided_stores,
2348 slp_instances, and slp_unrolling_factor along macros for their access.
2349 (enum slp_vect_type): New.
2350 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2352 (STMT_VINFO_STRIDED_ACCESS): New macro.
2353 (vect_free_slp_tree): Declare.
2354 (vectorizable_load): Add an argument of type slp_tree.
2355 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2356 vectorizable_assignment): Likewise.
2357 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2358 Declare (make extern).
2359 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2360 (new_loop_vec_info): Likewise.
2361 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2362 * tree-vect-analyze.c: Include recog.h.
2363 (vect_update_slp_costs_according_to_vf): New.
2364 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2365 functions. For not pure SLP stmts with strided access check that the
2366 group size is power of 2. Update the vectorization factor according to
2367 SLP. Call vect_update_slp_costs_according_to_vf.
2368 (vect_analyze_group_access): New.
2369 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2370 (vect_free_slp_tree): New functions.
2371 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2372 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2373 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2374 vect_detect_hybrid_slp): Likewise.
2375 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2376 and vect_detect_hybrid_slp.
2377 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2378 SLP costs into account.
2379 (vect_get_cost_fields): New function.
2380 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2382 (vect_model_store_cost, vect_model_load_cost): Likewise.
2383 (vect_get_constant_vectors): New function.
2384 (vect_get_slp_vect_defs, vect_get_slp_defs,
2385 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2386 vect_get_vec_defs): Likewise.
2387 (vectorizable_reduction): Don't handle SLP for now.
2388 (vectorizable_call): Don't handle SLP for now. Add argument to
2389 vect_model_simple_cost.
2390 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2391 get SLPed and vectorized defs). Fix indentation and spacing.
2392 (vectorizable_assignment): Handle SLP.
2393 (vectorizable_induction): Don't handle SLP for now.
2394 (vectorizable_operation): Likewise.
2395 (vectorizable_type_demotion): Add argument to
2396 vect_model_simple_cost.
2397 (vectorizable_type_promotion): Likewise.
2398 (vectorizable_store, vectorizable_load): Handle SLP.
2399 (vectorizable_condition): Don't handle SLP for now.
2400 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2401 no SLP transformation required for unsupported cases. Add SLP
2402 argument for supported cases.
2403 (vect_remove_stores): New function.
2404 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2405 (vect_transform_loop): Schedule SLP instances.
2406 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2408 2007-09-09 Andrew Haley <aph@redhat.com>
2410 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2413 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2415 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2416 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2417 Similar for what label_refs can go in the JUMP_TARGET field. Split
2418 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2419 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2420 REG_LABEL when replacing an operand with a LABEL_REF for a
2422 (subst_reloads): When replacing a LABEL_REG with a register,
2423 instead of generating a REG_LABEL note, assert that there already
2424 is one or that the label is a known target for the insn.
2425 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2426 note, check the JUMP_LABEL field. Remove "else" after return.
2427 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2428 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2429 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2430 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2431 insns. Iterate over all notes; don't assume there's only one.
2432 * cse.c (recorded_label_ref): Adjust comment to refer to
2434 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2435 insns, not just NONJUMP_INSN_P.
2436 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2437 isn't a jump target.
2438 * jump.c (rebuild_jump_labels): Adjust head comment.
2439 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2440 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2441 (mark_all_labels): For JUMP_P insns without a target, check if the
2442 the target is noted on the previous nonjump insn.
2443 (mark_jump_label_1): New function, guts from mark_jump_label.
2444 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2445 marking jump target labels.
2446 <case LABEL_REF>: Adjust for whether to generate a
2447 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2448 For 'E' format rtl, iterate in descending element order.
2449 (delete_related_insns): Handle both REG_LABEL_TARGET and
2450 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2451 reference count, delete and fallthrough. Move finding-next-
2452 non-deleted insn last in the function. Look at all INSN_P insns
2453 for REG_LABEL_OPERAND notes.
2454 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2456 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2457 JUMP_LABEL, output the INSN_UID of it.
2458 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2459 and/or REG_LABEL_TARGET.
2460 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2461 with jump.c copy by only adding notes for labels actually
2462 referenced in the insn.
2463 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2464 usage count increment; handle all INSN_P trial insns.
2465 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2467 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2468 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2469 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2471 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2472 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2473 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2474 on all INSN_P insns.
2475 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2476 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2477 REG_LABEL_OPERAND notes.
2478 * reload1.c (calculate_needs_all_insns): Adjust comments.
2479 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2480 * config/alpha/alpha.md (split for load of an address into a
2481 four-insn sequence on Unicos/Mk): Adjust to use
2483 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2485 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2488 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2489 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2490 FOR_BB_INSNS_SAFE instead of for loop.
2491 * cse.c (cse_extended_basic_block): Likewise.
2492 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2493 that the for loop does not invoke NEXT_INSN on a deleted insn.
2494 * function.c (instantiate_virtual_regs): Likewise.
2495 * lower-subreg.c (remove_retval_note): Likewise.
2496 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2498 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2500 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2501 insn, if it's a jump.
2502 (try_redirect_by_replacing_jump): New variable jump_p. Call
2503 tablejump_p before delete_insn_chain.
2504 * reload1.c (reload): New variable next. Make sure that the for
2505 loop does not invoke NEXT_INSN on a deleted insn.
2506 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2507 (delete_output_reload): New variable prev. Make sure the the for
2508 loops do not invoke PREV_INSN on a deleted insn.
2510 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2512 * pa/constraints.md: Remove 'X' from unused letters comment.
2514 2007-09-08 Richard Guenther <rguenther@suse.de>
2516 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2517 computed check stmt_ann->references_memory instead of counting
2520 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2522 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2523 validate_change() in one more case.
2525 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2527 PR tree-optimization/32283
2528 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2529 estimated_loop_iterations.
2530 (determine_use_iv_cost_condition): Decrease cost of expressions
2531 used in iv elimination.
2533 2007-09-08 Richard Guenther <rguenther@suse.de>
2535 * tree-cfg.c (verify_gimple_expr): Avoid building new
2536 pointer types, use TYPE_POINTER_TO if available instead.
2538 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2541 PR rtl-optimization/26449
2542 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2543 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2545 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2546 define_expand. Split insn in split1 pass.
2549 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2551 PR tree-optimization/33301
2552 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2555 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2557 PR tree-optimization/32183
2558 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2560 * tree-ssa-reassoc.c: Include cfgloop.h.
2561 (is_reassociable_op): Add a loop argument and return true only
2563 (linearize_expr): Updated.
2564 (should_break_up_subtract): Likewise.
2565 (linearize_expr_tree): Likewise.
2566 (init_reassoc): Call loop_optimizer_init with
2567 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2568 with CDI_DOMINATORS.
2569 (fini_reassoc): Call loop_optimizer_finalize.
2571 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2573 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2574 if there is no i-cache.
2576 2007-09-07 Richard Guenther <rguenther@suse.de>
2579 2007-09-06 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/32586
2582 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2583 folding if nothing changed.
2584 (simplify_unary_expression): New function. Do tree combining
2585 on conversion like codes.
2586 (try_to_simplify): Call it.
2588 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2591 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2592 (__gthread_active,__gthread_start, __gthread_active_init): New.
2593 * gthr-posix95.h: Likewise.
2595 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2597 * function.h (struct function): Rename calls_unwind_init
2598 to saves_all_registers.
2599 (current_function_saves_all_registers): Renamed from
2600 current_function_calls_unwind_init.
2601 * reload1.c (reload): Set current_function_saves_all_registers.
2602 * except.c (expand_builtin_unwind_init): Likewise.
2603 * config/m68k/m68k.c (m68k_save_reg): Use
2604 current_function_saves_all_registers to save pic register.
2606 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2608 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2609 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2611 Reapply reverted changes:
2613 2007-09-06 Jan Hubicka <jh@suse.cz>
2615 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2618 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2620 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2621 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2623 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2625 * optabs.c (expand_float): Convert unsigned integer as signed only
2626 if it provides sufficient accuracy; add mode argument to real_2expN.
2627 (expand_fix): Fix comment typos; extend binary float into mode
2628 wider than destination for converion to unsigned integer; add mode
2629 argument to real_2expN.
2630 * real.c (real_2expN): Add mode argument to special-case decimal
2632 * real.h (real_2expN): Ditto.
2633 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2635 (fixed_from_string): Ditto.
2636 (fixed_to_decimal): Ditto.
2637 (fixed_convert_from_real): Ditto.
2638 (real_convert_from_fixed): Ditto.
2639 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2640 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2641 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2642 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2644 2007-09-07 Diego Novillo <dnovillo@google.com>
2646 * tree-flow.h (const_block_stmt_iterator): Remove.
2647 Update all users to use block_stmt_iterator.
2648 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2649 Update all users to use tree_stmt_iterator.
2651 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2653 * config/mips/mips.c (mips_set_current_function): Temporarily
2654 make this a no-op to fix bootstrap errors, pending rewrite.
2656 2007-09-07 Jan Hubicka <jh@suse.cz>
2658 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2661 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2663 PR tree-optimization/33299
2664 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2665 uses for all relevant loop-exit phis, not just the first.
2667 2007-09-07 Richard Guenther <rguenther@suse.de>
2670 * tree-ssa-operands.c (access_can_touch_variable): An access
2671 of the form (*p)[0] can touch a variable of same size.
2673 2007-09-07 Jan Hubicka <jh@suse.cz>
2675 * passes.c (init_optimization_passes): Add simple dce and addressable
2677 * tree-ssa.c (execute_update_addresses_taken): New function.
2678 (pass_update_address_taken): New.
2679 * tree-ssa-dse.c (execute_simple_dse): New function.
2680 (pass_simple_dse): New.
2681 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2683 2007-09-07 Tobias Burnus <burnus@net-b.de>
2686 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2688 2007-09-07 Richard Guenther <rguenther@suse.de>
2691 2007-09-06 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/32586
2694 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2695 folding if nothing changed.
2696 (simplify_unary_expression): New function. Do tree combining
2697 on conversion like codes.
2698 (try_to_simplify): Call it.
2700 2007-09-07 Richard Guenther <rguenther@suse.de>
2701 Uros Bizjak <ubizjak@gmail.com>
2703 PR tree-optimization/32821
2704 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2705 NULL in the call to set_bb_stmt_list.
2707 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2709 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2710 float calls here, rather than leaving some to the caller.
2711 Use call_internal_direct and call_value_internal_direct.
2712 * config/mips/mips.md (call_internal_direct): New pattern.
2713 (call_value_internal_direct): Likewise.
2715 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2717 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2718 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2720 (override_options): Set mips_base_move_loop_invariants.
2722 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2724 * config/mips/mips.opt (mcode-readable=): Move to keep list
2727 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2729 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2730 and -mgpopt options. Adjust the -G documentation to match.
2731 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2732 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2733 function, split out from mips_classify_symbol. Return false for
2734 !TARGET_LOCAL_SDATA.
2735 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2736 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2737 (override_options): Check whether the -mgpopt setting is consistent
2738 with the other flags.
2739 (symbolic_expression_p): Delete.
2740 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2741 and default_elf_select_rtx_section.
2742 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2743 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2744 external data and TARGET_EXTERN_SDATA.
2746 2007-09-07 Tobias Burnus <burnus@net-b.de>
2749 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2751 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2753 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2754 FOR_BB_INSNS_SAFE instead of for loop.
2755 * cse.c (cse_extended_basic_block): Likewise.
2756 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2757 that the for loop does not invoke NEXT_INSN on a deleted insn.
2758 * function.c (instantiate_virtual_regs): Likewise.
2759 * lower-subreg.c (remove_retval_note): Likewise.
2760 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2762 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2764 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2765 insn, if it's a jump.
2766 (try_redirect_by_replacing_jump): New variable jump_p. Call
2767 tablejump_p before delete_insn_chain.
2768 * reload1.c (reload): New variable next. Make sure that the for
2769 loop does not invoke NEXT_INSN on a deleted insn.
2770 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2771 (delete_output_reload): New variable prev. Make sure the the for
2772 loops do not invoke PREV_INSN on a deleted insn.
2774 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2776 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2777 * cgraph.h (rebuild_cgraph_edges): Declare.
2778 * tree-pass.h (pass_expand_omp_ssa): New.
2779 * omp-low.c (find_omp_clause): Export.
2780 (copy_var_decl): Split from omp_copy_decl_2.
2781 (build_omp_barrier): Return the call to emit instead of emitting
2783 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2785 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2786 expand_omp_for_generic, expand_omp_for_static_nochunk,
2787 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2788 Adapted to work on SSA form.
2789 (execute_expand_omp): Do not invalidate dominance information.
2790 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2791 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2792 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2794 (force_gimple_operand): Allow gimplifying code expressions without
2796 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2797 * common.opt (fopenmp-ssa): New.
2798 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2799 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2800 * tree-cfg.c: Include tree-inline.h.
2801 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2802 (replace_by_duplicate_decl, replace_ssa_name,
2803 mark_virtual_ops_in_region): New functions.
2804 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2805 to work on SSA form.
2806 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2807 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2810 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2812 * tree-loop-linear.c: Include obstack.h.
2813 (linear_transform_loops): New obstack lambda_obstack.
2814 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2815 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2816 and free afterwards.
2817 * lambda.h (struct obstack): New forward declaration.
2818 (lambda_linear_expression_new): New parameter of type struct
2820 (lambda_loopnest_new): Likewise.
2821 (lambda_loopnest_transform): Likewise.
2822 (lambda_body_vector_new): Likewise.
2823 (lambda_body_vector_compute_new): Likewise.
2824 (gcc_loopnest_to_lambda_loopnest): Likewise.
2825 (lambda_loopnest_to_gcc_loopnest): Likewise.
2826 * lambda-code.c: Include obstack.h.
2827 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2829 (lambda_body_vector_new): Likewise.
2830 (lambda_linear_expression_new): Likewise.
2831 (lambda_lattice_new): Likewise.
2832 (lambda_loopnest_new): Likewise. Additionally use obstack to
2833 allocate LN_LOOPS(ret).
2834 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2835 it to lambda_lattice_new.
2836 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2837 Pass it to lambda_body_vector_new.
2838 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2839 it to lambda_lattice_new.
2840 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2841 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2842 (lambda_compute_target_space): Likewise.
2843 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2844 Pass it to lambda_lattice_compute_base and
2845 compute_nest_using_fourieer_motzkin.
2846 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2847 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2848 and lambda_lattice_compute_target_space.
2849 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2850 Pass it to lambda_linear_expression_new.
2851 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2852 to gcc_tree_to_linear_expression.
2853 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2854 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2855 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2856 Pass it to lambda_body_vector_new and
2857 lambda_body_vector_compute_new.
2858 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2859 (lambda-code.o): Likewise.
2861 2007-09-06 Chao-ying Fu <fu@mips.com>
2863 * ginclude/stdfix.h: New file.
2864 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2865 (convert.o): Add dependence on fixed-value.h.
2866 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2867 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2868 to define fixed-point constants.
2869 (c_cpp_builtins): Define fixed-point constants.
2870 * convert.c (fixed-value.h): New include.
2871 (convert_to_real): Update comment to include fixed-point.
2872 Support FIXED_POINT_TYPE.
2873 (convert_to_integer): Update comment to include fixed-point.
2874 Support FIXED_POINT_TYPE.
2875 (convert_to_complex): Support FIXED_POINT_TYPE.
2876 (convert_to_fixed): New function.
2877 * convert.h (convert_to_fixed): Declare.
2878 * genopinit.c: Add comment about $Q for only fixed-point modes.
2879 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2880 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2881 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2882 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2883 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2884 usneg_optab for fixed-point modes.
2885 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2887 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2888 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2889 unsigned saturation optabs, when type is saturating.
2890 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2891 (expand_fixed_convert): New function.
2892 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2893 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2894 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2895 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2896 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2897 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2899 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2900 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2901 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2902 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2903 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2905 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2906 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2907 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2908 fractuns, satfractuns.
2909 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2910 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2911 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2912 OTI_ssmsub_widen, OTI_usmsub_widen.
2913 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2914 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2915 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2916 umsub_widen_optab, usmsub_widen_optab): Define.
2917 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2919 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2921 (expand_fixed_convert): Declare.
2922 * expr.c (convert_move): Support the move of fixed-point modes.
2923 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2924 (categorize_ctor_elements_1): Handle FIXED_CST.
2925 (count_type_elements): Handle FIXED_POINT_TYPE.
2926 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2927 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2929 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2930 multiply and add/subtract for fixed-point types.
2931 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2932 mode, we jump to binop directly.
2933 Support FIXED_CONVERT_EXPR.
2934 (do_store_flag): Check FIXED_CST to put a constant second.
2935 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2936 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2937 (const_vector_from_tree): Support FIXED_CST.
2938 * doc/extend.texi (Fixed-Point): New node.
2939 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2940 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2941 satfract, fractuns, satfractuns): Document them.
2943 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2945 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2946 addresses into I registers.
2948 2007-09-06 Jan Hubicka <jh@suse.cz>
2949 Andreas Tobler <a.tobler@schweiz.org>
2951 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2953 (machopic_legitimize_pic_address): Likewise.
2955 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2956 Jan Hubicka <jh@suse.cz>
2958 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2959 instead of ufloat_optab->handlers directly.
2960 (floatdidf2): Likewise.
2962 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2964 * config/mips/mips.c: Include diagnostic.h.
2965 (mips_set_current_function): Check errorcount and sorrycount
2966 before generating RTL.
2968 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2971 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2972 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2973 (print_operand_reloc): Likewise.
2975 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2979 2007-09-06 Jan Hubicka <jh@suse.cz>
2981 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2984 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2986 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2987 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2989 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2991 * optabs.c (expand_float): Convert unsigned integer as signed only
2992 if it provides sufficient accuracy; add mode argument to real_2expN.
2993 (expand_fix): Fix comment typos; extend binary float into mode
2994 wider than destination for converion to unsigned integer; add mode
2995 argument to real_2expN.
2996 * real.c (real_2expN): Add mode argument to special-case decimal
2998 * real.h (real_2expN): Ditto.
2999 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3001 (fixed_from_string): Ditto.
3002 (fixed_to_decimal): Ditto.
3003 (fixed_convert_from_real): Ditto.
3004 (real_convert_from_fixed): Ditto.
3005 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3006 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3007 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3008 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3010 2007-09-06 Tom Tromey <tromey@redhat.com>
3012 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3013 * c-pch.c (c_common_read_pch): Restore current location after
3015 * tree.c (expand_location): Update.
3016 (expr_filename): Changed return type. Unified the two cases.
3017 (expr_lineno): Likewise.
3018 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3020 * toplev.c (line_table): Changed type.
3021 (general_init): Update.
3022 (realloc_for_line_map): New function.
3023 (general_init): Allocate line_table using GC.
3024 * fix-header.c (line_table): Changed type.
3025 (read_scan_file): Update.
3026 (read_scan_file): Update.
3027 * c-ppoutput.c (maybe_print_line): Update.
3028 (print_line): Update.
3029 (cb_line_change): Update.
3030 (cb_define): Update.
3031 (pp_file_change): Update.
3032 * c-opts.c (c_common_init_options): Update.
3033 (finish_options): Update.
3034 (push_command_line_include): Update.
3035 * c-lex.c (cb_line_change): Update.
3036 (cb_def_pragma): Update.
3037 (cb_define): Update.
3039 (c_lex_with_flags): Use cpp_get_token_with_location.
3040 * input.h (line_table): Changed type.
3041 (location_from_locus): New macro.
3042 * tree.h (EXPR_FILENAME): No longer an lvalue.
3043 (EXPR_LINENO): Likewise.
3044 (expr_locus, set_expr_locus): Declare separately for
3045 USE_MAPPED_LOCATION.
3046 (expr_filename, expr_lineno): Changed return type.
3047 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3048 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3049 (expand_gimple_basic_block): Likewise.
3050 * final.c (final_scan_insn): Use expanded_location.
3052 2007-09-06 Richard Guenther <rguenther@suse.de>
3054 PR tree-optimization/32586
3055 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3056 folding if nothing changed.
3057 (simplify_unary_expression): New function. Do tree combining
3058 on conversion like codes.
3059 (try_to_simplify): Call it.
3060 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3061 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3063 2007-09-06 Jan Hubicka <jh@suse.cz>
3066 * cse.c (fold_rtx): Avoid invalid sharing.
3068 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3070 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3071 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3073 2007-09-06 Revital Eres <eres@il.ibm.com>
3075 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3076 Fix offsettable memory reference for 750CL.
3078 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3080 * reload.c (find_reloads_address_1): Try to preserve original
3081 base/index regclass of operands.
3082 * regrename.c (scan_rtx_address): Likewise.
3083 (replace_oldest_value_addr): Likewise.
3085 2007-09-06 Richard Guenther <rguenther@suse.de>
3087 PR tree-optimization/33302
3088 * domwalk.c (walk_dominator_tree): The exit block is
3089 interesting even if it is not reachable.
3091 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3094 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3096 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3098 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3101 2007-09-05 Ian Lance Taylor <iant@google.com>
3103 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3105 (dump_generic_node): Likewise.
3106 * print-rtl.c (print_decl_name): Likewise.
3107 * print-tree.c (print_node_brief): Likewise.
3108 (print_node): Likewise.
3109 * Makefile.in (RTL_BASE_H): Add alias.h.
3112 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3114 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3116 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3117 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3119 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3121 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3122 (tm_defines): Define UCLIBC_DEFAULT to 1.
3123 (extra_options): Add linux.opt.
3124 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3125 (CRT_CALL_STATIC_FUNCTION): Likewise.
3126 (NO_IMPLICIT_EXTERN_C): Likewise.
3127 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3128 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3129 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3130 (ENDFILE_SPEC): Don't define.
3131 (LIB_SPEC): Likewise.
3132 (CRT_CALL_STATIC_FUNCTION): Likewise.
3133 (NO_IMPLICIT_EXTERN_C): Likewise.
3134 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3135 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3137 2007-09-06 Jan Hubicka <jh@suse.cz>
3139 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3142 2007-09-06 Jan Hubicka <jh@suse.cz>
3144 * opts.c (common_handle_option): Enable inlining functions for
3147 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3149 * builtin-attrs.def (ATTR_NONNULL_3): New.
3150 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3151 ATTR_NOTHROW_NONNULL_##FA.
3152 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3153 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3154 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3155 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3156 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3157 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3158 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3160 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3161 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3162 ATTR_FORMAT_NOTHROW_3_4): Remove.
3163 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3164 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3165 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3166 instead of ATTR_FORMAT_*_*.
3168 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3170 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3171 parts re-used for REG_FRAME_RELATED_EXPR.
3173 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3175 * optabs.c (expand_float): Convert unsigned integer as signed only
3176 if it provides sufficient accuracy; add mode argument to real_2expN.
3177 (expand_fix): Fix comment typos; extend binary float into mode
3178 wider than destination for converion to unsigned integer; add mode
3179 argument to real_2expN.
3180 * real.c (real_2expN): Add mode argument to special-case decimal
3182 * real.h (real_2expN): Ditto.
3183 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3185 (fixed_from_string): Ditto.
3186 (fixed_to_decimal): Ditto.
3187 (fixed_convert_from_real): Ditto.
3188 (real_convert_from_fixed): Ditto.
3189 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3190 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3191 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3192 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3194 2007-09-05 Ian Lance Taylor <iant@google.com>
3196 * init-regs.c (initialize_uninitialized_regs): Call
3197 emit_insn_before rather than add_insn_before.
3199 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3201 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3202 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3203 * tree-inline.h (copy_body_data): Add call_expr field.
3204 * tree-inline.c (expand_call_inline): Initialize call_expr.
3205 (copy_bb): Append anonymous inline fn arguments to arguments
3206 when inlining a CALL_EXPR_VA_ARG_PACK call.
3207 * builtins.c (expand_builtin): Issue an error if
3208 BUILT_IN_VA_ARG_PACK is seen during expand.
3209 (fold_call_expr, fold_builtin_call_array): Don't fold
3210 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3211 __builtin_va_arg_pack () call as last argument.
3212 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3213 function is __builtin_va_arg_pack (), decrease number of call
3214 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3215 * expr.c (expand_expr_real_1): Issue an error if
3216 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3217 * tree-pretty-print.c (dump_generic_node): Handle printing
3218 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3219 * doc/extend.texi (__builtin_va_arg_pack): Document.
3221 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3223 PR tree-optimization/21513
3224 * builtins.c (build_builtin_expect_predicate): New function.
3225 (fold_builtin_expect): Add argument for expected value.
3226 Distribute __builtin_expect over short-circuiting operations.
3227 Fold nested builtin_expects.
3228 (fold_builtin_2): Adjust call to fold_builtin_expect.
3230 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3233 PR tree-optimization/13756
3234 * doc/invoke.texi (Options That Control Optimization): Document
3237 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3239 * gcc/config/i386/cpuid.h: New file.
3240 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3241 (describe_cache): Shrink size and line strings to 100 bytes.
3242 (detect_caches_amd): Return "" for unsupported max_ext_level.
3243 Use __cpuid function.
3244 (detect_caches_intel): Return "" for unsupported max_level.
3245 Use __cpuid function.
3246 (host_detect_local_cpu): Change feature flag variables to
3247 unsigned int. Initialize only extended feature flag variables.
3248 Use __get_cpuid_max to determine max supported cpuid level.
3249 Use __cpuid function to determine supported features. Fix
3250 calculation of family id. Remove is_amd and check signature
3251 directly. Check for Geode signature. Handle family 4 id.
3252 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3253 cpu discovery code to lower part of the function.
3254 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3255 for sub-architecture.
3256 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3257 [PROCESSOR_K8]: Add k8-sse3 architecture.
3258 [PROCESSOR_NOCONA]: Remove.
3259 [PROCESSOR_GENERIC64]: Ditto.
3260 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3261 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3262 to check for SSE and FXSAVE support.
3263 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3264 Add -minline-all-stringops.
3265 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3266 (x86_64-*-*): Ditto.
3268 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3270 * config/bfin/linux-unwind.h: New file.
3271 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3272 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3274 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3276 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3277 * stmt.c: Include alloc-pool.h.
3278 (struct case_node): Remove GTY marker.
3279 (add_case_node): New parameter case_node_pool. Use it for
3281 (expand_case): New allocation pool case_node_pool. Initialize it,
3282 pass to add_case_node and free it.
3284 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3285 David Ung <davidu@mips.com>
3286 Nigel Stephens <nigel@mips.com>
3288 Add mips16/nomips16 function attributes and -mflip-mips16 option
3289 for testing mixed-mode compilation.
3291 * config/mips/mips.opt (mflip-mips16): New.
3293 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3294 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3296 * config/mips/mips.c (mips_base_target_flags): New.
3297 (mips_base_mips16): New.
3298 (mips_base_schedule_insns): New.
3299 (mips_base_reorder_blocks_and_partition): New.
3300 (mips_base_align_loops): New.
3301 (mips_base_align_jumps): New.
3302 (mips_base_align_functions): New.
3303 (mips16_flipper): New.
3304 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3305 (TARGET_SET_CURRENT_FUNCTION): Define.
3306 (mips_mips16_type_p, mips_nomips16_type_p): New.
3307 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3308 (mips_function_ok_for_sibcall): Make it deal with functions with
3310 (mips_init_split_addresses): New, split out from override_options.
3311 (mips_init_relocs): New, split out from override_options.
3312 (was_mips16_p): New.
3313 (mips_set_mips16_mode): New, split out from override_options.
3314 (mips_set_current_function): New.
3315 (override_options): Add sorry for unsupported mips16/pic
3316 combination. Remove error for mips16/dsp combination. Save
3317 base option settings.
3318 (mips_file_start): Move mips16 mode setting output from here....
3319 (mips_output_function_prologue): ....to here.
3320 (mips_output_mi_thunk): Check for mips16 function.
3321 (build_mips16_function_stub): Don't set .mips16 here.
3322 (build_mips16_call_stub): Likewise.
3323 (mips_expand_builtin): Error in mips16 mode.
3324 (mips_use_mips16_mode_p): New.
3325 (mips_encode_section_info): Check for mips16 function, and set
3326 SYMBOL_REF_FLAGS accordingly.
3328 * doc/extend.texi (Function Attributes): Document new
3329 mips16/nomips16 attributes.
3330 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3331 (MIPS Options): Document -mflip-mips16.
3333 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3335 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3336 if we encounter TLS address in MIPS16 mode.
3337 (mips_legitimize_const_move): Check cannot_force_const_mem for
3338 the (const (plus symbol offset)) case; this forces invalid TLS
3339 address in MIPS16 mode to be caught by the above call to sorry.
3340 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3341 because that now enables emutls, which is not ABI compatible
3342 with native TLS in non-MIPS16 mode.
3344 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3346 Add target hook invoked when cfun changes.
3348 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3349 * target.h (struct gcc_target): Add set_current_function.
3350 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3351 (TARGET_INITIALIZER): Add initializer for set_current_function.
3352 * tree.h (push_struct_function): New.
3353 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3355 (set_cfun): Declare.
3356 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3358 (push_function_context_to): Use allocate_struct_function
3359 to create null context, not init_dummy_function_start. Use set_cfun.
3360 (pop_function_context_from): Use set_cfun.
3361 (in_dummy_function): New.
3362 (invoke_set_current_function_hook): New.
3364 (push_cfun, pop_cfun): Use set_cfun.
3365 (push_struct_function): New.
3366 (allocate_struct_function): Call invoke_set_current_function_hook
3368 (prepare_function_start): Don't set cfun here. Remove unused
3369 argument; fix all callers.
3370 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3371 push_struct_function.
3372 (init_function_start): Set cfun here.
3373 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3374 * omp-low.c (create_omp_child_function): Use push_struct_function
3375 and pop_cfun to save/restore state.
3376 (expand_omp_parallel): Remove unused saved_cfun variable.
3377 * cgraphunit.c (ipa_passes): Use set_cfun.
3378 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3379 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3380 * matrix-reorg.c (transform_allocation_sites): Likewise.
3381 (matrix_reorg): Use set_cfun.
3382 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3383 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3384 assignment to cfun; use set_cfun for the other.
3385 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3386 (dump_function_to_file): Use push_cfun/pop_cfun here.
3387 * c-decl.c (finish_function): Use set_cfun.
3389 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3391 * regrename.c (rerename_optimize): Use deferred rescanning and
3392 insert explicit calls to rescan insns when changed.
3394 2007-09-05 Jan Hubicka <jh@suse.cz>
3396 * optabs.c (libfunc_entry): Change optab to integer.
3397 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3398 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3399 of pointers for hashing.
3401 2007-09-05 Jan Hubicka <jh@suse.cz>
3403 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3405 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3406 * see.c (pass_see): Likewise.
3407 * tracer.c (pass_tracer): Likewise.
3408 * postreload-gcse.c (pass_gcse2): Likewise.
3409 * postreload.c (pass_postreload_cse): Likewise.
3410 * mode-switching.c (pass_mode_switching): Likewise.
3411 * modulo-sched.c (pass_sms): Likewise.
3412 * cse.c (cse_insn): Likewise.
3413 * web.c (pass_web): Likweise.
3414 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3415 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3416 * loop-init.c (pass_rtl_loop_init): Likewise.
3417 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3418 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3419 * global.c (pass_global_alloc): Likewise.
3420 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3421 pass_if_after_reload): Likewise.
3422 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3423 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3424 * regmove.c (pass_regmove): Likewise.
3425 * function.c (pass_thread_prologugues_epilogues): Likewise.
3426 * gcse.c (pass_gcse): Likewise.
3427 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3428 * lower-subreg.c (pass_lower_subreg2): Likewise.
3429 * bt-load.c (pass_branch_target_load): Likewise.
3430 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3431 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3432 * combine.c (pass_combine): Likewise.
3433 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3434 (pass_partition_blocks): Likewise.
3435 * var-tracking.c (pass_variable_track): Likewise.
3436 * reg-stack.c (pass_stack_regs_run): Likewise.
3437 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3438 * passes.c (pass_postreload): Likewise.
3439 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3440 * tree-pass.h (TODO_verify_rtl_sharing): New.
3441 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3442 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3443 TODO_set_props, TODO_df_finish, TODO_df_verify,
3444 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3446 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3449 fold_real_zero_addition_p, reorder_operands_p,
3450 div_if_zero_remainder, fold_undefer_overflow_warnings,
3451 int_binop_types_match_p, fold_convert_const_int_from_int,
3452 fold_convert_const_int_from_real,
3453 fold_convert_const_int_from_fixed,
3454 fold_convert_const_real_from_real,
3455 fold_convert_const_real_from_fixed,
3456 fold_convert_const_fixed_from_fixed,
3457 fold_convert_const_fixed_from_int,
3458 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3459 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3460 debug_fold_checksum, multiple_of_p): Constify.
3461 * tree-flow-inline.h (get_lineno): Likewise.
3462 * tree-flow.h (get_lineno): Likewise.
3463 * tree-object-size.c (compute_object_offset, addr_object_size,
3464 alloc_object_size, pass_through_call): Likewise.
3465 * tree-pretty-print.c (op_symbol, print_call_name,
3466 print_struct_decl, do_niy): Likewise.
3467 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3468 debug_fold_checksum): Likewise.
3470 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3473 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3474 note, remove the associated REG_RETVAL note.
3476 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3478 * config.gcc (powerpc*-*-*): Install
3479 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3480 * config/rs6000/spu2vmx.h: New header.
3481 * config/rs6000/si2vmx.h: New header.
3482 * config/rs6000/vec_types.h: New header.
3484 2007-09-05 Ben Elliston <bje@au.ibm.com>
3486 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3488 2007-09-05 Ben Elliston <bje@au.ibm.com>
3490 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3492 (__stdcx): Make asm volatile.
3493 (__stwcx, __stdcx): Return only 0 or 1.
3495 2007-09-05 Jan Hubicka <jh@suse.cz>
3499 2007-09-04 Jan Hubicka <jh@suse.cz>
3500 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3502 2007-09-04 Richard Guenther <rguenther@suse.de>
3503 * tree-ssa-operands.c (add_virtual_operand): Only mark
3504 stores as has_volatile_ops if alias information is not available.
3506 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3508 * config/rs6000/tramp.asm: Include config.h.
3509 Check __PIC__ or __pic__ macro instead of SHARED.
3511 PR rtl-optimization/32300
3512 * see.c (see_copy_insn): New function.
3513 (see_def_extension_not_merged, see_merge_one_use_extension,
3514 see_merge_one_def_extension): Use it. Avoid changing
3515 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3516 into sequences. Call df_insn_delete on temporary insns
3517 that won't be emitted into the insn stream.
3518 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3519 and run df_process_deferred_rescans () before run_fast_dce.
3521 PR tree-optimization/33017
3522 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3523 recurse for pure or const function calls.
3525 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3527 * c-format.c: Include alloc-pool.h.
3528 (check_format_info_main): New argument fwt_alloc. Use allocation
3529 pool instead of GC. Remove GC deallocation code.
3530 (check_format_arg): Create allocation pool, pass it to
3531 check_format_info_main and free it afterwards.
3532 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3534 2007-09-05 Ben Elliston <bje@au.ibm.com>
3536 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3537 Rename count macro arugment for clarity.
3538 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3539 (__protected_stream_set): Likewise, pass 0.
3541 2007-09-04 Jan Hubicka <jh@suse.cz>
3543 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3545 2007-09-04 Jan Hubicka <jh@suse.cz>
3547 * invoke.texi (-finline-small-functions): Document.
3548 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3549 when deciding what is inlinable.
3550 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3551 (cgraph_decide_inlining_of_small_function): Handle new flags.
3552 (cgraph_decide_inlining_incrementally): Likewise.
3553 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3554 * common.opt (finline-small-functions): New.
3555 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3557 2007-09-04 Richard Guenther <rguenther@suse.de>
3559 * tree-ssa-operands.c (add_virtual_operand): Only mark
3560 stores as has_volatile_ops if alias information is not available.
3562 2007-09-04 Andrew Haley <aph@redhat.com>
3564 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3566 2007-09-04 Andrew Haley <aph@redhat.com>
3568 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3569 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3570 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3572 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3575 * common.opt: Mention ABI version 2 in comment.
3577 2007-09-04 Jan Hubicka <jh@suse.cz>
3579 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3580 (libfunc_entry): New structure.
3581 (libfunc_hash): New hashtable.
3582 (hash_libfunc): New function.
3583 (eq_libfunc): New function.
3584 (convert_optab_libfunc): New function.
3585 (optab_libfunc): New function.
3586 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3587 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3588 expand_float, expand_fix, new_optab, new_convert_optab):
3589 Update for new libfunc API.
3590 (init_libfunc, init_integral_libfuncs,
3591 init_floating_libfuncs, init_interclass_conv_libfuncs
3592 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3593 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3594 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3595 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3596 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3597 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3598 gen_extend_conv_libfunc): New.
3599 (init_one_libfunc): Revamp for hashtables.
3600 (set_conv_libfunc): Likewise.
3601 (init_optabs): Initialize hashtable; use lazy initialization where
3603 * optabs.h (optab_handlers): Move out of GGC.
3604 (optab, convert_optab): Move out of GGC; add lazy gen info.
3605 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3606 (optab_libfunc, convert_optab_libfunc): New.
3607 * builtins.c (expand_builtin_powi): Update for new API.
3608 * expr.c (convert_move): Likewise.
3609 * expmed.c (expand_divmod): Likewise.
3611 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3613 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3614 GOT pointer only if there is a constant pool. Use the allocated space
3617 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3619 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3622 2007-09-04 Revital Eres <eres@il.ibm.com>
3623 Richard Guenther <rguenther@suse.de>
3624 R. Clint Whaley <whaley@cs.utsa.edu>
3626 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3628 * tree-tailcall.c (process_assignment): Use -fassociative-math
3629 when reodering operands of floating-point type.
3630 * fold-const.c (fold_comparison, fold_binary): Use
3631 -fassociative-math and -freciprocal-math instead of
3632 -funsafe-math-optimization flag.
3633 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3634 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3635 -freciprocal-math instead of -funsafe-math-optimizations.
3636 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3637 -fassociative-math when -ffast-math is set.
3638 (set_unsafe_math_optimizations_flags): New Function
3639 to set -freciprocal-math and -fassociative-math when
3640 -funsafe-math-optimizations is set.
3641 (common_handle_option): Call it.
3642 * tree-vectorizer.c (vect_is_simple_reduction): Use
3643 -fassociative-math when doing reduction on floats.
3644 * loop-unroll.c (analyze_insn_to_expand_var): Use
3645 -fassociative-math when expanding an accumulator of type float.
3646 * simplify-rtx.c (simplify_binary_operation_1): Use
3647 -fassociative-math and -freciprocal-math when reordeing operands
3648 of floating-point type.
3649 * combine.c (combine_simplify_rtx): Likewise.
3650 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3652 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3654 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3657 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3659 2007-09-04 Jan Hubicka <jh@suse.cz>
3661 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3663 2007-09-04 Jan Hubicka <jh@suse.cz>
3665 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3666 and corresponding MATCH_DUP.
3668 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3671 * combine.c (subst): Do not try to simplify X if it represents load
3672 of FP constant from the constant pool via float extension.
3674 2007-09-04 Ben Elliston <bje@au.ibm.com>
3676 * c-opts.c: Include "tm_p.h".
3677 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3679 2007-09-04 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/33291
3682 * tree-pretty-print.c (dump_generic_node): Dump all
3683 qualifiers for pointer types, not only first. Dump
3684 qualifiers for aggregate types as well.
3685 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3686 use the canonical type for building ARRAY_REFs.
3687 * gimplify.c (canonicalize_addr_expr): Clean up. The
3688 correct validness check is compatibility of the pointer
3689 types. Always use the canonical type for building
3690 ARRAY_REFs and ADDR_EXPRs.
3691 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3692 change that disabled propagation of ADDR_EXPRs into statements
3695 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3697 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3698 (umulsi3_highpart): Make into expanders; existing insns are
3699 now named *[insn]_nov6. Add stars to existing [insn]_v6
3700 counterparts' names.
3702 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3704 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3705 (unprotoize.o): Remove SHLIB_MULTILIB.
3707 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3709 * doc/extend.texi: Document progmem attribute for AVR.
3711 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3714 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3716 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3718 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3721 * optabs.c: Remove unnecessary forward declarations.
3722 (expand_unop_direct): New, broken out of expand_unop.
3723 (expand_doubleword_clz): New.
3724 (expand_ctz): Move above expand_ffs. Use
3725 start_sequence, end_sequence, add_equal_note, and
3726 expand_unop_direct. Add more commentary.
3727 (expand_ffs): Try both ctz optab and expand_ctz.
3728 Generate a test and branch if the hardware doesn't give us
3729 a useful value for input zero. Style improvements similar to
3732 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3734 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3736 * config.gcc: Delete stanza for arm-semi-aof and
3737 armel-semi-aof targets.
3738 * config/arm/arm-protos.h
3740 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3741 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3742 delete aof_pic_label and remove mention of AOF in comments.
3743 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3745 * config/arm/semiaof.h
3746 * config/arm/t-semi: Delete file.
3748 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3750 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3751 CONST_CAST_BB): New macros for type-specific casts.
3752 (CONST_CAST): Add a TYPE parameter and define it in terms of
3755 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3756 * c-lex.c (cb_ident, lex_string): Likewise,
3757 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3758 * config/i386/i386.c (ix86_function_regparm,
3759 ix86_function_sseregparm): Use CONST_CAST_TREE.
3760 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3762 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3763 give_switch, set_multilib_dir): Likewise,
3764 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3765 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3766 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3767 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3768 * prefix.c (update_path): Likewise,
3769 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3770 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3771 * tree-cfg.c (tree_can_merge_blocks_p,
3772 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3773 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3774 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3775 (attribute_list_contained): Use CONST_CAST_TREE.
3777 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3779 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3781 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3784 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3785 before forcing them into a register.
3787 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3789 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3790 rather than define_code_macro.
3792 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3794 * gcc.c (xputenv): New function.
3795 (putenv_from_prefixes): Use xputenv instead of putenv.
3796 (process_command): Use xputenv instead of putenv.
3797 (set_collect_gcc_options): Use xputenv instead of putenv.
3798 (main): Use xputenv instead of putenv.
3800 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3802 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3803 availability of swap instruction.
3804 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3806 2007-09-03 Revital Eres <eres@il.ibm.com>
3808 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3811 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3812 Ayal Zaks <zaks@il.ibm.com>
3813 Revital Eres <eres@il.ibm.com>
3815 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3816 compute_split_row): New functions.
3817 (ps_unschedule_node): Remove.
3818 (normalize_sched_times): Iterate over the already scheduled
3819 insns instead of the number of nodes.
3820 (MAX_SPLIT_NUM): New definition.
3821 (sms_schedule_by_order): Change the scheduling heuristic to
3822 avoid useless increases of initiation interval ii.
3823 (get_sched_window): Add dump printouts.
3825 2007-09-02 David Daney <ddaney@avtrex.com>
3827 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3828 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3829 (optab, insn): Add more attributes.
3830 (fetchop_bit): New code macro.
3831 (immediate_insn): New code macro attribute.
3832 (sync): Change condition to ISA_HAS_SYNC.
3833 (rdhwr): Change predicate for operand 0 to register_operand.
3834 (memory_barrier): New expand.
3835 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3836 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3837 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3838 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3839 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3840 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3841 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3842 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3843 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3845 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3846 Hans-Peter Nilsson <hp@axis.com>
3848 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3849 Defined to describe availability and behavior of CLZ.
3850 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3851 * config/cris/cris.opt: Tweak comment for "-metrax4".
3852 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3853 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3854 (count_leading_zeros): Define.
3856 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3858 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3860 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3863 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3866 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3868 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3869 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3870 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3871 sched-deps.c, sched-int.h, system.h, target.h,
3872 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3873 tree.def: Fix comment typos.
3875 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3877 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3878 (override_options): Turn on -mstrict-align on non-ColdFire
3880 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3882 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * c-common.c (const_strip_array_types): Delete.
3885 * c-common.h (const_strip_array_types): Likewise.
3886 * emit-rtl.c (const_next_insn, const_previous_insn,
3887 const_next_nonnote_insn, const_prev_nonnote_insn,
3888 const_next_real_insn, const_prev_real_insn,
3889 const_next_active_insn, const_prev_active_insn, const_next_label,
3890 const_prev_label): Delete.
3891 * gimple-low.c (block_may_fallthru): Use expr_last.
3892 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3893 * rtl.h (const_previous_insn, const_next_insn,
3894 const_prev_nonnote_insn, const_next_nonnote_insn,
3895 const_prev_real_insn, const_next_real_insn,
3896 const_prev_active_insn, const_next_active_insn, const_prev_label,
3897 const_next_label): Delete.
3898 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3899 * system.h (CONST_CAST): Update comment.
3900 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3901 (const_first_stmt, const_last_stmt): Delete.
3902 (tree_block_ends_with_condjump_p): Use last_stmt.
3903 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3904 * tree-iterator.c (const_expr_first, const_expr_last,
3905 const_expr_only): Delete.
3906 * tree.c (const_lookup_attribute): Likewise.
3907 (attribute_list_contained): Use lookup_attribute.
3908 * tree.h (const_lookup_attribute, const_expr_first,
3909 const_expr_last, const_expr_only): Delete.
3911 2007-09-01 Richard Guenther <rguenther@suse.de>
3913 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3914 instead of TREE_THIS_VOLATILE.
3915 * tree-ssa-operands.c (add_virtual_operand): Do not set
3916 has_volatile_ops. Do not check s_ann for NULL.
3917 (get_indirect_ref_operands): Likewise.
3918 (get_expr_operands): Likewise. For all reference trees
3919 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3920 check base of reference for TREE_THIS_VOLATILE.
3922 2007-09-01 Richard Guenther <rguenther@suse.de>
3924 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3925 between integral types. Also allow conversions between
3928 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3930 * optabs.c (prepare_float_lib_cmp): Use
3931 libgcc_cmp_return_mode instead of word_mode.
3932 * config/dfp-bit.h: Likewise.
3933 * config/fp-bit.h: Likewise.
3934 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3936 (spu_libgcc_shift_count_mode): New function.
3937 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3938 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3940 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3942 * tree-pretty-print.c: Include output.h.
3943 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3944 HOST_WIDE_INT_PRINT_DEC.
3945 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3947 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3949 PR rtl-optimization/33224
3950 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3951 to the analysed region.
3953 2007-08-31 Richard Guenther <rguenther@suse.de>
3955 * function.c (allocate_struct_function): Do not set
3956 current_function_returns_pointer.
3957 * function.h (struct var_refs_queue): Remove.
3958 (struct simple_obstack_stack): Likewise.
3959 (struct function): Remove fixup_var_refs_queue member.
3960 Remove returns_pointer flag.
3961 (current_function_returns_pointer): Remove define.
3963 2007-08-31 Nick Clifton <nickc@redhat.com>
3965 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3966 secondary keys in order to obtain a stable sort.
3968 2007-08-31 Nick Clifton <nickc@redhat.com>
3971 * config/m32r/constraints.md: Add W constraint for integer zero.
3972 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3973 Fix length calculation by using alternatives.
3975 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3977 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3978 split out from expand_binop.
3979 (avoid_expensive_constant): New function.
3980 (expand_binop_directly): Remove commutative_op argument and
3981 (expand_binop_directly): Remove commutative_op argument and
3982 call cummutative_optab_p instead. Do not change op0 or op1
3983 when swapping xop0 and xop1. Apply avoid_expensive_constant
3984 to each argument after potential swapping. Enforce the
3985 canonical order of commutative operands.
3986 (expand_binop): Use shift_optab_p and commutative_optab_p.
3987 Update the calls to expand_binop_directly. Only force constants
3988 into registers when widening an operation. Only swap operands
3989 once a direct expansion has been rejected.
3990 (expand_twoval_binop): Only force constants into registers when
3991 using a direct expansion.
3993 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3995 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3996 (sched_analyze_insn): Don't postprocess speculative dependencies when
3997 target has no scheduling.
3998 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3999 'uninitialized' warning.
4001 2007-08-31 Richard Guenther <rguenther@suse.de>
4003 * tree.c (build_complex_type): Always set TYPE_NAME for
4006 2007-08-31 Olivier Hainque <hainque@adacore.com>
4008 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4009 internal macro. Default alignment factor for csect directives, chosen
4010 to match what BIGGEST_ALIGNMENT allows.
4011 (DATA_SECTION_ASM_OP): Use it.
4012 * config/rs6000/rs6000.c
4013 (rs6000_xcoff_output_readonly_section_asm_op):
4014 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4015 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4017 2007-08-31 Olivier Hainque <hainque@adacore.com>
4019 * dbxout.c (dbxout_block): Move declaration within the first
4020 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4021 block to include the definition, together with the associated
4024 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4025 Revital Eres <eres@il.ibm.com>
4027 * doc/invoke.texi (-mpaired): Document flag.
4028 * config.gcc: Include paired.h in powerpc extra_headers and
4029 750cl.h in powerpc-*-linux*paired*.
4030 * config/rs6000/rs6000.opt (-mpaired): New flag.
4031 * config/rs6000/rs6000.c (paired_init_builtins,
4032 paired_expand_builtin, paired_expand_lv_builtin,
4033 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4034 New functions to support the paired single builtin functions.
4035 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4036 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4038 (bdesc_paired_preds): New structure for paired predicate
4040 (rs6000_expand_builtin): Expand paired single builtins.
4041 (rs6000_init_builtins): Init paired single builtins.
4042 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4043 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4044 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4045 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4046 (rs6000_vector_mode_supported_p): Support paired vector mode.
4047 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4048 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4050 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4051 (DATA_ALIGNMENT): Likewise.
4052 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4053 (rs6000_builtins): Add PAIRED builtins.
4054 * config/rs6000/rs6000.md: Include paired.md.
4055 * config/rs6000/paired.h: New.
4056 * config/rs6000/paired.md: New.
4057 * config/rs6000/750cl.h: New.
4058 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4060 2007-08-30 Ollie Wild <aaw@google.com>
4062 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4063 * gcc.c (default_compilers): Add -fno-directives-only to
4064 @assembler-with-cpp.
4066 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4070 * regclass.c (initial_fixed_regs): Revert previous change and make
4072 (initial_call_used_regs): Likewise.
4073 (initial_call_really_used_regs): Delete, reverting previous addition.
4074 (initial_reg_names): Likewise.
4075 (init_reg_sets): Revert previous change.
4076 (saved_fixed_regs): New.
4077 (saved_call_used_regs): New.
4078 (saved_call_really_used_regs): New.
4079 (saved_reg_names): New.
4080 (save_register_info): New.
4081 (restore_register_info): New.
4082 (init_reg_sets_1): Replace reset of register info with call to
4083 restore_register_info.
4084 * rtl.h (save_register_info): Declare.
4085 * toplev.c (backend_init): Call save_register_info.
4087 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4089 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4090 from the original statement.
4092 2007-08-30 Chao-ying Fu <fu@mips.com>
4094 * c-lex.c (interpret_fixed): Declare.
4095 (interpret_float): Process _Fract and _Accum.
4096 (interpret_fixed): New function.
4097 * final.c (output_addr_const): Process CONST_FIXED.
4098 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4099 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4101 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4103 (simplify_immed_subreg): Support CONST_FIXED.
4104 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4105 (simplify_subreg): Support CONST_FIXED.
4107 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4109 * config/rs6000/ppu_intrinsics.h: New file.
4110 * config.gcc (powerpc*-*-* <extra_headers>): Install
4113 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4115 * cfg.c (dump_flow_info): Change to also print entry and exit
4117 * print-rtl.c (print_rtl_single): Allow to print rtl with
4120 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4122 * df-core.h (df_dump_region): New function.
4123 * df.h (df_dump_region): New function.
4124 * loop-invariant.c (find_defs): Add call to df_dump_region.
4125 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4128 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4131 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4132 true if any of the compare_section_name calls returned true,
4133 rather than if any returned false.
4135 2007-08-30 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/33199
4138 * tree-ssa-structalias.c (handle_lhs_call): New function.
4139 (find_func_aliases): In non-IPA mode make sure that for
4140 calls that return a pointer we add a constraint for the
4141 result to point to anything.
4143 2007-08-30 Richard Guenther <rguenther@suse.de>
4145 * doc/invoke.texi (-mveclibabi): Document new target option.
4146 * config/i386/i386.opt (-mveclibabi): New target option.
4147 * config/i386/i386.c (ix86_veclib_handler): Handler for
4148 vectorization library support.
4149 (override_options): Handle the -mveclibabi option, initialize
4150 the vectorization library handler.
4151 (ix86_builtin_vectorized_function): As fallback call the
4152 vectorization library handler, if set.
4153 (ix86_veclibabi_acml): New static function for ACML ABI style
4154 vectorization support.
4156 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4158 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4159 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4160 SImode and update m. Don't run gen_lowpart_common on arbitrary
4161 memory address, force it to register first.
4164 * dce.c (dce_process_block): Don't delete setters of
4165 artificially used registers.
4167 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4169 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4170 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4171 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4173 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4175 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4177 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4178 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4180 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182 * system.h: Activate -Wcast-qual as warning-only.
4184 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4187 * config/rs6000/rs6000.c (compare_section_name): New function.
4188 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4191 2007-08-29 Olivier Hainque <hainque@adacore.com>
4193 * xcoffout.c: #include debug.h.
4194 * Makefile.in (xcoffout.o): Add debug.h dependency.
4196 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4198 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4199 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4201 2007-08-29 Richard Guenther <rguenther@suse.de>
4203 * tree-pretty-print.c (dump_generic_node): Print
4204 label DECL_UID as D.%u.
4205 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4207 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4209 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4210 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4212 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4215 * tree.c (build_type_attribute_qual_variant): Set canonical types
4216 on the final, unqualified attribute variant before building the
4219 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4221 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4222 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4224 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4227 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4228 * config/bfin/bfin.md (composev2hi): Put operands into vector
4231 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4233 * config/bfin/bfin.md (composev2hi): Put operands into vector
4236 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4238 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4239 attribute when appropriate.
4240 (bfin_handle_l1_text_attribute): New.
4241 (bfin_handle_l1_data_attribute): New.
4242 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4243 l1_data_A and l1_data_B.
4244 * doc/extend.texi (node Function Attributes): Document l1_text
4246 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4247 l1_data_A and l1_data_B variable attributes.
4249 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4251 * config/bfin/bfin.opt (minline-plt): Add.
4252 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4253 call to global functions.
4254 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4255 (Blackfin Options): Document -minline-plt.
4257 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4259 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4260 given a non-function.
4261 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4263 2007-08-28 DJ Delorie <dj@redhat.com>
4265 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4267 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4269 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4271 2007-08-28 Richard Guenther <rguenther@suse.de>
4273 * tree.h (struct tree_function_decl): Increase size of
4274 function_code bitfield.
4276 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4277 Kazu Hirata <kazu@codesourcery.com>
4279 * gcc/config/m68k/linux.h
4280 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4281 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4282 (m68k_return_in_memory): New.
4283 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4286 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4289 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4290 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4291 operand) when top VEC_SELECT extracts scalar element.
4292 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4293 (*vec_extract_v4sf_mem): Ditto.
4295 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4298 * passes.c (init_optimization_passes): Move pass_df_finish
4299 after pass_postreload sublist.
4301 PR rtl-optimization/33148
4302 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4303 (neg (lt X 0)) if X has scalar int mode.
4306 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4307 initializer, use build_vector_from_ctor if possible to create
4308 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4309 even after this, return NULL.
4311 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4313 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4315 2007-08-28 Richard Guenther <rguenther@suse.de>
4317 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4318 (struct tree_function_decl): Make function_code a bitfield.
4319 Add disregard_inline_limits flag.
4320 * cgraphunit.c (cgraph_process_new_functions): Check
4321 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4322 (cgraph_preserve_function_body_p): Likewise.
4323 * ipa-inline.c (compute_inline_parameters): Likewise.
4324 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4325 for GNU C extern inline functions.
4326 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4327 * tree-inline.c (disregard_inline_limits_p): Remove.
4328 * tree-inline.h (disregard_inline_limits_p): Likewise.
4329 * c-common.c (handle_always_inline_attribute): Set
4330 DECL_DISREGARD_INLINE_LIMITS.
4331 * langhooks.c (add_builtin_function): Verify the function code
4332 fits in the bitfield.
4334 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4335 Vladimir Yanovsky <yanov@il.ibm.com>
4336 Revital Eres <eres@il.ibm.com>
4337 Andrey Belevantsev <abel@ispras.ru>
4339 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4341 * modulo-sched.c: Add documentation regarding do-loop.
4342 (doloop_register_get): Change number of arguments to support
4343 the new do-loop pattern and check whether COUNT_REG has no other
4344 occurences in the loop besides in the control part.
4345 (duplicate_insns_of_cycles): Do not duplicate the insn which
4346 changes count_reg as it is already adjusted.
4347 (generate_prolog_epilog): New argument to support the new
4348 do-loop pattern. Change the subtract instruction to use
4349 expand_simple_binop. Call duplicate_insns_of_cycles with new
4351 (sms_schedule): Call doloop_register_get and
4352 generate_prolog_epilog with new argument. Do not handle loops
4353 with single sets insns with subreg in their lhs.
4354 * loop-doloop.c (doloop_optimize): Support for another do-loop
4356 (doloop_condition_get): Gets an instruction instead of a pattern
4357 and change the return condition when the do-loop pattern is
4359 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4360 deps when considering to not create edges.
4362 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4364 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4367 2007-08-27 Jason Merrill <jason@redhat.com>
4370 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4371 zero-sized types after calling gimplify_modify_expr_rhs.
4373 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4375 * regclass.c (init_reg_autoinc): Fix typo.
4377 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4379 Fix PR tree-optimization/33173
4380 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4382 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4385 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4386 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4389 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4390 David Ung <davidu@mips.com>
4391 Nigel Stephens <nigel@mips.com>
4393 Separate target-specific initialization from general
4394 back-end initialization.
4396 * toplev.c (init_alignments): New, split out from...
4397 (process_options): ...here.
4398 (backend_init_target): New, split out from...
4399 (backend_init): ...here.
4400 (lang_dependent_init_target): New, split out from...
4401 (lang_dependent_init): ...here.
4402 (target_reinit): New.
4403 * toplev.h (target_reinit): Declare.
4404 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4405 now can be called more than once. Update comments.
4406 * expr.h (init_expr_target): Likewise.
4407 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4408 now can be called more than once. Explicitly zero
4409 static_reg_base_value.
4410 * emit-rtl.c (init_emit_regs): New, split out from...
4411 (init_emit_once): Here.
4412 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4413 non-const, so that changes from command-line arguments can overwrite
4414 values provided by the static initializers.
4415 (initial_call_really_used_regs): New, used similarly to the above.
4416 (initial_reg_names): Likewise.
4417 (last_mode_for_init_move_cost): Promoted function-local static to
4418 file-scope static to make it accessible outside init_move_cost.
4419 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4420 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4421 reg_names since it is needed for parsing command-line options.
4422 (init_move_cost): Use last_mode_for_init_move_cost instead of
4423 function-local static.
4424 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4425 call_really_used_regs now. Reinitialize reg_names. Also
4426 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4427 reg_class_superunion. Clear losing_caller_save_reg_set.
4428 Preserve global registers if called more than once. Reset
4429 move cost, may_move_in_cost, may_move_out_cost, and
4430 last_mode_for_init_move_cost.
4431 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4432 can now be invoked more than once. Update comments.
4433 (init_regs): Update comments.
4434 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4435 and initial_call_really_used_regs, instead of the non-initial
4436 variables. This allows us to save the command-line register settings
4437 after target reinitialization.
4438 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4439 * rtl.h (init_emit_regs): Declare.
4440 (init_reg_modes_target, init_alias_target): Renamed as described
4442 * reload1.c (init_reload): Update comments.
4443 * optabs.c (init_optabs): Likewise.
4444 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4446 2007-08-26 Chao-ying Fu <fu@mips.com>
4448 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4451 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4453 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4455 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4457 * bb-reorder.c (copy_bb_p): Likewise.
4458 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4459 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4460 block_ends_with_condjump_p): Likewise.
4461 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4462 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4463 block_ends_with_condjump_p): Likewise.
4464 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4465 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4466 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4467 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4468 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4469 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4470 debug_true_const_tree instad of debug_true_tree.
4471 * debug.c (do_nothing_debug_hooks): Likewise.
4472 * debug.h (ignore_block, debug_true_const_tree): Constify.
4473 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4474 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4475 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4476 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4477 dbx_reg_number, is_based_loc, field_type,
4478 simple_type_align_in_bits, simple_decl_align_in_bits,
4479 simple_type_size_in_bits, field_byte_offset, insert_float,
4480 type_tag, member_declared_type, is_redundant_typedef,
4481 secname_for_decl, is_inlined_entry_point): Likewise.
4482 * emit-rtl.c (const_next_insn, const_previous_insn,
4483 const_next_nonnote_insn, const_prev_nonnote_insn,
4484 const_next_real_insn, const_prev_real_insn,
4485 const_next_active_insn, const_prev_active_insn, const_next_label,
4486 const_prev_label): Likewise.
4487 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4489 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4490 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4491 sched_insn_is_legitimate_for_speculation_p): Likewise.
4492 * jump.c (reversed_comparison_code_parts,
4493 reversed_comparison_code, reversed_comparison, condjump_label):
4495 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4496 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4498 * rtl.h (const_previous_insn, const_next_insn,
4499 const_prev_nonnote_insn, const_next_nonnote_insn,
4500 const_prev_real_insn, const_next_real_insn,
4501 const_prev_active_insn, const_next_active_insn, const_prev_label,
4502 const_next_label, modified_between_p, modified_in_p,
4503 const_note_storeskeep_with_call_p, condjump_label,
4504 reversed_comparison, reversed_comparison_code,
4505 reversed_comparison_code_parts, memory_modified_in_insn_p,
4506 stack_regs_mentioned): Likewise.
4507 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4508 keep_with_call_p): Likewise.
4509 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4510 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4511 sd_lists_size, sd_lists_empty_p): Likewise.
4512 * sched-int.h (sched_insns_conditions_mutex_p,
4513 haifa_classify_insn, no_real_insns_p,
4514 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4515 sd_lists_size, sd_lists_empty_p): Likewise.
4516 * sdbout.c (sdb_debug_hooks): Likewise.
4517 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4518 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4519 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4521 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4522 tree_can_throw_internal): Likewise.
4523 * tree-flow-inline.h (phi_nodes): Likewise.
4524 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4525 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4526 * tree-gimple.c (const_get_call_expr_in): Likewise.
4527 * tree-gimple.h (const_get_call_expr_in): Likewise.
4528 * tree.c (const_lookup_attribute, attribute_list_equal,
4529 attribute_list_contained): Likewise.
4530 * tree.h (attribute_list_equal, attribute_list_contained,
4531 const_lookup_attribute): Likewise.
4532 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4534 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4536 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4537 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4539 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4542 * config/alpha/constraints.md: Delete "svn:mime-type" property
4543 with svn propdel "svn:mime-type".
4545 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4548 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4549 non NOTE insn doesn't cross basic block.
4550 (noce_try_abs): Likewise.
4551 (noce_process_if_block): Likewise.
4553 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4556 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4557 operand without auto-inc-dec.
4558 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4559 offsettable_mem_operand.
4560 (floatunssidf2_internal): Same.
4561 (fix_truncdfsi2_internal): Same.
4562 (floatsidf_ppc64): Same.
4563 (floatunssidf_ppc64): Same.
4564 (fix_trunctfsi2_internal): Same.
4566 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4569 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4570 pass defines needed for version.c.
4572 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4574 * configure.ac (--debug-prefix-map check): Change assembler
4575 version presumed to have feature to 2.18.
4576 * configure: Regenerate.
4578 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4580 * c-common.c (vector_types_convertible_p,
4581 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4582 self_promoting_args_p): Constify.
4583 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4584 c_promoting_integer_type_p, self_promoting_args_p,
4585 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4586 * c-decl.c (anon_aggr_type_p): Likewise.
4587 * * c-dump.c (dump_stmt): Likewise.
4588 * c-objc-common.c (has_c_linkage): Likewise.
4589 * c-tree.h (same_translation_unit_p): Likewise.
4590 * c-typeck.c (null_pointer_constant_p,
4591 tagged_types_tu_compatible_p, function_types_compatible_p,
4592 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4593 comptypes_internal, struct tagged_tu_seen_cache,
4594 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4595 c_size_in_bytes): Likewise.
4596 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4597 hash_ptr, eq_ptr): Likewise.
4598 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4599 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4600 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4601 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4603 * optabs.c (optab_for_tree_code): Likewise.
4604 * optabs.h (optab_for_tree_code): Likewise.
4605 * rtl.h (simplify_rtx): Likewise.
4606 * simplify-rtx.c (simplify_rtx): Likewise.
4607 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4608 dump_flag, dump_node): Likewise.
4609 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4610 queue_and_dump_type, dump_flag): Likewise.
4611 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4612 * tree-pass.h (dump_node): Likewise.
4613 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4614 supportable_narrowing_operation): Likewise.
4615 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4616 supportable_narrowing_operation): Likewise.
4617 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4618 is_negative_overflow_infinity, is_positive_overflow_infinity,
4619 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4620 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4621 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4622 ssa_name_nonzero_p, fp_predicate): Likewise.
4623 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4624 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4625 ssa_name_nonnegative_p): Likewise.
4627 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4629 * config.gcc : Add x86_64-elf target.
4631 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4633 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4635 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4636 Nigel Stephens <nigel@mips.com>
4640 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4641 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4642 * expr.c (SET_BY_PIECES_P): Define.
4643 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4644 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4645 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4647 * expr.h (SET_RATIO): Define.
4648 (can_store_by_pieces, store_by_pieces): Update prototypes.
4649 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4650 can_store_by_pieces/store_by_pieces.
4651 (expand_builtin_memcpy_args): Likewise.
4652 (expand_builtin_strncpy): Likewise.
4653 (expand_builtin_memset_args): Likewise. Also remove special case
4654 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4655 decide what to do instead.
4656 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4657 to can_store_by_pieces.
4659 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4660 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4662 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4663 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4664 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4665 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4666 (STORE_BY_PIECES_P): Define.
4668 2007-08-24 Tom Tromey <tromey@redhat.com>
4670 * varpool.c (varpool_last_needed_node): Fix comment typo.
4671 * c-decl.c (duplicate_decls): Fix comment typo.
4672 (clone_underlying_type): Update comment.
4674 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4676 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4677 alpha_in_small_data_p, alpha_split_complex_arg,
4678 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4680 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4681 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4683 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4684 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4685 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4686 * config/darwin.c (darwin_binds_local_p): Likewise.
4687 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4689 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4690 i386_pe_valid_dllimport_attribute_p): Likewise.
4691 * config/i386/i386.c (ix86_function_regparm,
4692 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4693 x86_can_output_mi_thunk, ix86_mangle_type,
4694 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4695 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4696 i386_pe_binds_local_p): Likewise.
4697 * config/ia64/ia64.c
4698 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4699 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4700 ia64_invalid_conversion, ia64_invalid_unary_op,
4701 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4703 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4704 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4705 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4706 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4707 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4708 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4709 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4710 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4711 * config/pa/pa.c (pa_commutative_p): Likewise.
4712 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4714 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4715 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4716 rs6000_use_blocks_for_constant_p,
4717 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4718 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4719 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4720 * config/s390/s390.c (s390_mangle_type,
4721 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4723 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4724 th_in_small_data_p): Likewise.
4725 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4726 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4728 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4729 sparc_mangle_type): Likewise.
4730 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4731 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4732 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4734 * hooks.c (hook_bool_mode_const_rtx_false,
4735 hook_bool_mode_const_rtx_true,
4736 hook_bool_const_tree_hwi_hwi_const_tree_false,
4737 hook_bool_const_tree_hwi_hwi_const_tree_true,
4738 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4739 hook_constcharptr_const_tree_null,
4740 hook_constcharptr_const_rtx_null,
4741 hook_constcharptr_const_tree_const_tree_null,
4742 hook_constcharptr_int_const_tree_null,
4743 hook_constcharptr_int_const_tree_const_tree_null): New.
4744 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4745 hook_bool_tree_hwi_hwi_tree_false,
4746 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4747 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4748 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4749 hook_constcharptr_int_tree_null,
4750 hook_constcharptr_int_tree_tree_null): Delete.
4751 (default_can_output_mi_thunk_no_vcall): Constify.
4752 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4753 hook_bool_tree_hwi_hwi_tree_false,
4754 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4755 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4756 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4757 hook_constcharptr_int_tree_null,
4758 hook_constcharptr_int_tree_tree_null): Delete.
4759 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4760 hook_bool_const_tree_hwi_hwi_const_tree_false,
4761 hook_bool_const_tree_hwi_hwi_const_tree_true,
4762 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4763 hook_constcharptr_const_tree_null,
4764 hook_constcharptr_const_rtx_null,
4765 hook_constcharptr_const_tree_const_tree_null,
4766 hook_constcharptr_int_const_tree_null,
4767 hook_constcharptr_int_const_tree_const_tree_null): New.
4768 (default_can_output_mi_thunk_no_vcall): Constify.
4769 * integrate.c (function_attribute_inlinable_p): Likewise.
4770 * integrate.h (function_attribute_inlinable_p): Likewise.
4771 * jump.c (rtx_renumbered_equal_p): Likewise.
4772 * output.h (decl_readonly_section, categorize_decl_for_section,
4773 default_use_anchors_for_symbol_p, default_binds_local_p,
4774 default_binds_local_p_1): Likewise.
4775 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4777 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4778 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4779 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4780 TARGET_COMP_TYPE_ATTRIBUTES,
4781 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4782 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4783 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4784 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4785 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4786 * target.h (can_output_mi_thunk, needs_block_p,
4787 first_cycle_multipass_dfa_lookahead_guard_spec,
4788 vector_alignment_reachable, comp_type_attributes,
4789 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4790 commutative_p, use_blocks_for_constant_p,
4791 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4792 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4793 invalid_within_doloop, valid_dllimport_attribute_p,
4794 split_complex_arg, invalid_arg_for_unprototyped_fn,
4795 invalid_conversion, invalid_unary_op, invalid_binary_op):
4797 * targhooks.c (default_invalid_within_doloop,
4798 hook_invalid_arg_for_unprototyped_fn,
4799 default_builtin_vector_alignment_reachable): Likewise.
4800 (hook_bool_rtx_commutative_p): Delete.
4801 (hook_bool_const_rtx_commutative_p): New.
4802 * targhooks.h (default_invalid_within_doloop,
4803 default_builtin_vector_alignment_reachable,
4804 hook_invalid_arg_for_unprototyped_fn): Constify.
4805 (hook_bool_rtx_commutative_p): Delete.
4806 (hook_bool_const_rtx_commutative_p): New.
4807 * varasm.c (bss_initializer_p, decl_default_tls_model,
4808 categorize_decl_for_section, decl_readonly_section,
4809 default_use_anchors_for_symbol_p, default_binds_local_p,
4810 default_binds_local_p_1): Constify.
4812 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4814 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4815 __NO_BUILTIN if -fno-builtin.
4817 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4819 * config/bfin/bfin.c (print_operand): Report error instead of
4820 ICE for wrong operand.
4822 2007-08-24 Michael Matz <matz@suse.de>
4824 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4826 2007-08-24 Richard Guenther <rguenther@suse.de>
4829 * tree-ssa.c (useless_type_conversion_p): Split into a
4830 recursive and a non-recursive part.
4831 (useless_type_conversion_p_1): New function.
4832 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4833 from maybe_fold_offset_to_reference is trivially convertible
4834 to the desired type before doing the simplification.
4836 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4838 * expr.c (store_expr): Optimize initialization of an array
4840 * expr.h (builtin_strncpy_read_str): New prototype.
4841 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4844 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4847 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4848 field when initializing if_info structure.
4850 2007-08-24 Richard Guenther <rguenther@suse.de>
4852 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4854 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4855 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4856 * tree-inline.c (inlinable_function_p): Fold in common parts of
4857 the cannot_inline_tree_fn langhook.
4858 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4859 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4860 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4861 cannot_inline_tree_fn langhook.
4862 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4863 cannot_inline_tree_fn member.
4865 2007-08-24 Richard Guenther <rguenther@suse.de>
4867 * expr.c (get_inner_reference): Do computation of bitoffset
4868 from offset in a way we can detect overflow reliably.
4870 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4872 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4874 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4876 * config/bfin/bfin.opt (mfast-fp): Add.
4877 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4878 libbffastfp override libgcc if -mfast-fp.
4879 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4880 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4881 (Blackfin Options): Document -mfast-fp.
4883 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4885 PR tree-optimization/32573
4887 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4888 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4889 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4890 (build_classic_dist_vector): Return false rather than true if
4891 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4892 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4893 returned false. Don't call save_dist_v before calling
4894 build_classic_dist_vector_1.
4895 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4896 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4897 DDR_DIR_VECTS vectors.
4899 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4901 * configure.ac (leb128): Modify sed statement to work with any
4902 binutils version string.
4903 * configure: Regenerate
4905 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4907 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4908 Wrap in RTX_CODE macro guard.
4909 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4910 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4911 arm_mark_dllimport, arm_pe_encode_section_info,
4912 arm_pe_unique_section): Use ISO-C function declarations.
4913 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4914 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4915 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4917 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4918 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4920 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4922 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4923 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4924 (register_move_cost): Use ISO-C function declarations.
4925 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4926 * config/score/score-protos.h (score_declare_object): Add
4928 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4930 * final.c (profile_function): Avoid empty if-bodies.
4933 * calls.c (must_pass_in_stack_var_size,
4934 must_pass_in_stack_var_size_or_pad): Constify.
4935 * config/alpha/alpha-protos.h (function_value): Likewise.
4936 * config/alpha/alpha.c (alpha_return_in_memory,
4937 alpha_pass_by_reference, function_value,
4938 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4939 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4941 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4942 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4943 TARGET_PROMOTE_PROTOTYPES): Likewise.
4944 * config/arm/arm-protos.h (arm_return_in_memory,
4945 arm_pad_arg_upward, arm_function_value): Likewise.
4946 * config/arm/arm.c (arm_pass_by_reference,
4947 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4948 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4949 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4951 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4952 * config/avr/avr-protos.h (avr_function_value): Likewise.
4953 * config/avr/avr.c (avr_return_in_memory,
4954 gas_output_limited_string, gas_output_ascii, avr_function_value,
4955 avr_return_in_memory): Likewise.
4956 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4957 * config/bfin/bfin.c (bfin_pass_by_reference,
4958 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4959 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4961 * config/cris/cris.c (cris_pass_by_reference,
4962 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4963 * config/crx/crx.c (crx_return_in_memory): Likewise.
4964 * config/darwin.c (function_base, machopic_function_base_name):
4966 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4967 TARGET_PROMOTE_PROTOTYPES): Likewise.
4968 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4969 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4970 * config/i386/i386-protos.h (ix86_return_in_memory,
4971 ix86_sol10_return_in_memory): Likewise.
4972 * config/i386/i386.c (ix86_function_value,
4973 ix86_function_sseregparm, ix86_must_pass_in_stack,
4974 type_natural_mode, classify_argument, examine_argument,
4975 construct_container, ix86_pass_by_reference, function_value_32,
4976 function_value_64, ix86_function_value_1, return_in_memory_32,
4977 return_in_memory_64, return_in_memory_ms_64,
4978 ix86_return_in_memory, ix86_sol10_return_in_memory,
4979 TARGET_PROMOTE_PROTOTYPES): Likewise.
4980 * config/ia64/ia64-protos.h (ia64_function_value,
4981 ia64_hpux_function_arg_padding): Likewise.
4982 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4983 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4984 ia64_hpux_function_arg_padding): Likewise.
4985 * config/iq2000/iq2000-protos.h (function_arg,
4986 iq2000_function_value): Likewise.
4987 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4988 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4989 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4990 function_arg, iq2000_function_value): Likewise.
4991 * config/m32c/m32c-protos.h (m32c_function_value,
4992 m32c_promote_function_return): Likewise.
4993 * config/m32c/m32c.c (m32c_pass_by_reference,
4994 m32c_promote_prototypes, m32c_promote_function_return,
4995 m32c_function_value): Likewise.
4996 * config/m32r/m32r.c (m32r_return_in_memory,
4997 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4998 m32r_in_small_data_p): Likewise.
4999 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5001 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5002 m68hc11_function_arg_padding): Likewise.
5003 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5004 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5005 m68k_function_value): Likewise.
5006 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5007 mcore_function_value): Likewise.
5008 * config/mcore/mcore.c (handle_structs_in_regs,
5009 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5010 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5011 mcore_num_arg_regs, mcore_function_value): Likewise.
5012 * config/mips/mips-protos.h (mips_pad_arg_upward,
5013 mips_function_value): Likewise.
5014 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5015 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5016 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5017 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5018 mips_function_value): Likewise.
5019 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5021 * config/mmix/mmix.c (mmix_pass_by_reference,
5022 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5023 mmix_encode_section_info): Likewise.
5024 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5026 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5027 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5028 mn10300_function_value): Likewise.
5029 * config/mt/mt-protos.h (mt_function_value): Likewise.
5030 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5031 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5032 * config/pa/pa-protos.h (function_arg_padding, function_value,
5033 pa_return_in_memory): Likewise.
5034 * config/pa/pa.c (pa_pass_by_reference,
5035 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5036 function_arg_padding, function_value, pa_return_in_memory):
5038 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5039 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5040 function_arg_padding): Likewise.
5041 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5042 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5043 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5044 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5045 function_arg_padding, altivec_expand_dst_builtin,
5046 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5047 altivec_init_builtins, rs6000_common_init_builtins,
5048 rs6000_function_value): Likewise.
5049 * s390/s390-protos.h (s390_function_value): Likewise.
5050 * config/s390/s390.c (s390_function_arg_size,
5051 s390_pass_by_reference, s390_return_in_memory,
5052 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5053 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5054 * config/score/score-protos.h (score_function_value): Likewise.
5055 * config/score/score.c (score_arg_partial_bytes,
5056 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5057 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5058 score_pass_by_reference, score_add_offset, score_function_value):
5060 * config/sh/sh-protos.h (sh_attr_renesas_p,
5061 sh_promote_prototypes): Likewise.
5062 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5063 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5064 sh_attr_renesas_p): Likewise.
5065 * config/sparc/sparc-protos.h (function_value,
5066 function_arg_padding): Likewise.
5067 * config/sparc/sparc.c (sparc_promote_prototypes,
5068 sparc_return_in_memory, sparc_pass_by_reference,
5069 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5070 function_arg_record_value_2, function_arg_record_value_1,
5071 function_arg_record_value, function_arg_record_value,
5072 function_arg_padding, function_value): Likewise.
5073 * config/spu/spu-protos.h (spu_function_value): Likewise.
5074 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5075 spu_function_value): Likewise.
5076 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5078 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5079 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5080 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5082 * config/v850/v850.c (v850_return_in_memory,
5083 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5084 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5085 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5086 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5087 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5089 * explow.c (promote_mode, hard_function_value): Likewise.
5090 * expr.h (hard_function_value, promote_mode): Likewise.
5091 * function.c (aggregate_value_p): Likewise.
5092 * hooks.c (hook_bool_const_tree_true): New.
5093 * hooks.h (hook_bool_const_tree_true): New.
5094 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5095 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5096 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5097 TARGET_RETURN_IN_MSB): Likewise.
5098 * target.h (promote_function_args, promote_function_return,
5099 promote_prototypes, return_in_memory, return_in_msb,
5100 pass_by_reference, must_pass_in_stack, callee_copies,
5101 function_value): Likewise.
5102 * targhooks.c (default_return_in_memory,
5103 hook_pass_by_reference_must_pass_in_stack,
5104 hook_callee_copies_named,
5105 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5106 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5107 default_function_value): Likewise.
5108 * targhooks.h (default_return_in_memory,
5109 hook_pass_by_reference_must_pass_in_stack,
5110 hook_callee_copies_named,
5111 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5112 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5113 default_function_value): Likewise.
5114 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5115 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5116 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5117 * tree.c (needs_to_live_in_memory): Likewise.
5118 * tree.h (struct tree_type, needs_to_live_in_memory,
5119 aggregate_value_p, must_pass_in_stack_var_size,
5120 must_pass_in_stack_var_size_or_pad): Likewise.
5121 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5122 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5123 lookup_filename): Likewise.
5125 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5129 fake fcomi i387 instruction for !TARGET_CMOVE.
5130 (ix86_expand_branch): Expand natural sequence with one jump for
5131 all targets, not only TARGET_CMOVE.
5132 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5133 pattern to implement fake fcomi sequence. Split instruction after
5134 reload to correct compare sequences.
5135 (*cmpfp_xf_cc): Ditto.
5136 (*cmpfp_<mode>_cc): Ditto.
5137 (*cmpfp_u_cc): Ditto.
5138 (*cmpfp_<mode>_cc): Ditto.
5140 2007-08-23 Richard Guenther <rguenther@suse.de>
5142 * tree-pretty-print.c (dump_generic_node): Annotate
5143 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5145 2007-08-23 Richard Guenther <rguenther@suse.de>
5147 * builtins.c (expand_builtin_mathfn): Wrap argument in
5148 save_expr directly instead of re-building the call.
5149 (expand_builtin_mathfn_2): Likewise.
5150 (expand_builtin_mathfn_3): Likewise.
5151 (expand_builtin_interclass_mathfn): Likewise.
5152 (expand_builtin_int_roundingfn): Set arg.
5153 (expand_builtin_int_roundingfn_2): Likewise.
5155 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5157 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5158 *sse_nand<mode>3, *sse_xor<mode>3): New.
5160 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5163 * config/i386/i386.c (print_operand): Handle ';' code. Output
5164 semicolon for TARGET_MACHO.
5165 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5166 emit semicolon after 'lock' prefix.
5167 (sync_double_compare_and_swap<mode>): Ditto.
5168 (*sync_double_compare_and_swapdi_pic): Ditto.
5169 (*sync_compare_and_swap_cc<mode>): Ditto.
5170 (sync_double_compare_and_swap_cc<mode>): Ditto.
5171 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5172 (sync_old_add<mode>): Ditto.
5173 (sync_add<mode>): Ditto.
5174 (sync_sub<mode>): Ditto.
5175 (sync_ior<mode>): Ditto.
5176 (sync_and<mode>): Ditto.
5177 (sync_xor<mode>): Ditto.
5179 2007-08-22 Chao-ying Fu <fu@mips.com>
5181 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5183 (copy_rtx): Handle CONST_FIXED.
5184 (rtx_equal_p): Likewise.
5185 * rtl.h (fixed_value.h): New include.
5186 (rtx_def): Add a new field of fixed_value to u.
5187 (XCNMPFV): Define for accessing fixed_value.
5188 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5190 * rtl.def (CONST_FIXED): New constant.
5191 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5192 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5193 US_ASHIFT): New codes.
5194 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5195 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5196 unsigned_fract_convert, unsigned_sat_fract): Document them.
5197 * varasm.c (assemble_integer): Extend to support fixed-point constants
5198 by using different machine classes.
5199 (decode_addr_const): Handle FIXED_CST.
5200 (const_hash_1): Likewise.
5201 (compare_constant): Likewise.
5202 (copy_constant): Likewise.
5203 (const_rtx_hash_1): Handle CONST_FIXED.
5204 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5205 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5207 (initializer_constant_valid_p): Handle FIXED_CST.
5208 (output_constant): Support FIXED_POINT_TYPE.
5209 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5210 * cse.c (hash_rtx): Support CONST_FIXED.
5211 (exp_equiv_p): Likewise.
5212 (cannon_reg): Likewise.
5213 (fold_rtx): Likewise.
5214 (equiv_constant): Likewise.
5215 (cse_process_notes_1): Likewise.
5216 (count_reg_usage): Likewise.
5217 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5218 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5219 (wrap_constant): Check CONST_FIXED.
5220 (cselib_hash_rtx): Support CONST_FIXED.
5221 (cselib_subst_to_values): Likewise.
5222 * df-scan.c (df_uses_record): Likewise.
5223 * gcse.c (want_to_gcse_p): Likewise.
5224 (oprs_unchanged_p): Likewise.
5225 (oprs_not_set_p): Likewise.
5226 (compute_transp): Likewise.
5227 (extract_mentioned_regs_helper): Likewise.
5228 * genemit.c (gen_exp): Likewise.
5229 * local-alloc.c (equiv_init_varies_p): Likewise.
5230 (contains_replace_regs): Likewise.
5231 (memref_referenced_p): Likewise.
5232 * loop-invariant.c (check_maybe_invariant): Likewise.
5233 (hash_invariant_expr_1): Likewise.
5234 (invariant_expr_equal_p): Likewise.
5235 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5236 * regclass.c (reg_scan_mark_refs): Likewise.
5237 * regrename.c (scan_rtx): Likewise.
5238 * resource.c (mark_referenced_resources): Likewise.
5239 (mark_set_resources): Likewise.
5240 * rtlanal.c (rtx_unstable_p): Likewise.
5241 (rtx_varies_p): Likewise.
5242 (count_occurrences): Likewise.
5243 (reg_mentioned_p): Likewise.
5244 (modified_between_p): Likewise.
5245 (modified_in_p): Likewise.
5246 (volatile_insn_p): Likewise.
5247 (volatile_refs_p): Likewise.
5248 (side_effects_p): Likewise.
5249 (may_trap_p_1): Likewise.
5250 (inequality_comparisons_p): Likewise.
5251 (computed_jump_p_1): Likewise.
5252 (commutative_operand_precedence): Likewise.
5253 * sched-deps.c (sched_analyze_2): Likewise.
5254 * sched-vis.c (print_value): Likewise.
5255 * reload.c (operands_match_p): Likewise.
5256 (subst_reg_equivs): Likewise.
5257 * reload1.c (eliminate_regs_1): Likewise.
5258 (elimination_effects): Likewise.
5259 (scan_paradoxical_subregs): Likewise.
5260 * alias.c (rtx_equal_for_memref_p): Likewise.
5261 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5262 * emit-rtl.c (const_fixed_htab): New hash table.
5263 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5265 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5266 const_fixed_from_fixed_value): New functions.
5267 (verify_rtx_sharing): Handle CONST_FIXED.
5268 (copy_rtx_if_shared_1): Likewise.
5269 (reset_used_flags): Likewise.
5270 (set_used_flags): Likewise.
5271 (copy_insn_1): Likewise.
5272 (init_emit_once): Create const_fixed_htab.
5273 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5275 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5277 PR tree-optimization/32949
5278 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5279 before failing for ivs with non-constant step.
5281 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5283 * doc/md.texi (Iterators): Renamed from Macros. All contents
5284 changed to reflect rename of respectively define_code_macro and
5285 define_mode_macro to define_code_iterator and define_mode_iterator.
5286 (Mode Iterators, Code Iterators): Similar.
5287 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5288 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5289 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5290 (initialize_iterators, find_iterator, check_code_iterator)
5291 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5292 (read_mapping, read_rtx_1): Similar.
5293 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5294 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5295 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5296 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5297 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5298 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5299 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5300 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5301 config/rs6000/sync.md, config/rs6000/rs6000.md,
5302 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5303 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5304 config/vax/vax.md, config/bfin/bfin.md: Similar.
5306 2007-08-22 David Daney <ddaney@avtrex.com>
5308 * doc/install.texi (Testing): Mention testing on a simulator.
5310 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5312 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5314 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5315 and rearrange floating point conversion functions into different
5318 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5320 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5321 dfa_post_advance_cycle): New scheduler hooks.
5322 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5323 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5325 (TARGET_SCHED): Use them.
5326 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5327 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5328 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5330 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5331 function to facilitate debugging.
5332 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5333 (output_insn_has_dfa_reservation_p): New static function to output
5334 insn_has_dfa_reservation_p ().
5335 (write_automata): Use it.
5336 * genattr.c (main): Output declaration for
5337 insn_has_dfa_reservation_p ().
5339 2007-08-22 Christian Bruel <christian.bruel@st.com>
5340 Richard Guenther <rguenther@suse.de>
5342 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5343 * simplify_rtx (simplify_binary_operation_1): Likewise.
5345 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5347 PR rtl-optimization/32557
5348 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5349 of REGNO (mws->mw_reg).
5351 2007-08-22 Richard Guenther <rguenther@suse.de>
5354 * builtins.c (expand_builtin_int_roundingfn): Replace call
5355 argument wrapped with SAVE_EXPR directly.
5356 (expand_builtin_int_roundingfn_2): Likewise.
5358 2007-08-22 Richard Guenther <rguenther@suse.de>
5360 * tree-inline.c (inlinable_function_p): Restore disregarding
5361 inline limits for GNU extern inline functions.
5363 2007-08-22 Richard Guenther <rguenther@suse.de>
5366 * tree.c (host_integerp): Treat sizetype as signed as it is
5369 2007-08-21 Ian Lance Taylor <iant@google.com>
5371 PR tree-optimization/33134
5372 * tree-vrp.c (adjust_range_with_scev): Call
5373 set_value_range_to_value.
5375 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5377 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5380 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5382 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5385 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5387 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5388 cases to set eight bytes at a time.
5389 (expand_block_move): Likewise.
5391 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5394 * dwarf2out.c (gen_decl_die): Don't call
5395 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5397 2007-08-21 Paul Brook <paul@codesourcery.com>
5398 Nathan Sidwell <nathan@codesourcery.com>
5399 Mark Mitchell <mark@codesourcery.com>
5400 Joseph Myers <joseph@codesourcery.com>
5402 * configure.ac: Add --with-pkgversion and --with-bugurl.
5403 * configure: Regenerate.
5404 * doc/install.texi: Document them.
5405 * version.c (version_string): Remove VERSUFFIX.
5406 (VERSUFFIX): Remove.
5407 (pkgversion_string): New.
5408 (bug_report_url): Do not hard-code initializer.
5409 * version.h (pkgversion_string): Declare.
5410 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5412 (version.o): Define PKGVERSION and BUGURL.
5413 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5414 (%.pod): Define BUGURL.
5415 * gcc.c (process_command, main): Use pkgversion_string.
5416 * toplev.c (compile_file, print_version): Likewise.
5417 * protoize.c (main): Likewise.
5418 * gcov.c (print_version): Likewise. Update copyright date.
5419 * gcov-dump.c (print_version): Likewise. Update copyright date.
5420 * mips-tdump.c (main): Likewise. Update copyright date.
5421 * mips-tfile.c (main): Likewise. Update copyright date.
5422 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5423 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5424 shorten description.
5425 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5426 * doc/gccint.texi: Likewise.
5427 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5428 Update copyright date.
5430 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5432 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5433 (ix86_expand_strlensi_unroll_1): Ditto.
5434 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5435 (ix86_expand_carry_flag_compare): Update comment.
5437 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5440 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5441 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5443 2007-08-21 Richard Guenther <rguenther@suse.de>
5445 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5447 2007-08-21 Richard Guenther <rguenther@suse.de>
5450 * fold-const.c (fold_binary): Remove index +p PTR folding.
5451 Fix types of POINTER_PLUS_EXPR generated by folding of
5454 2007-08-20 Chao-ying Fu <fu@mips.com>
5456 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5457 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5458 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5459 (c_common_fixed_point_type_for_size): Declare.
5460 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5461 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5462 (c_token_starts_declspecs): Likewise.
5463 (c_parser_declspecs): Likewise.
5464 (c_parser_attributes): Likewise.
5465 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5466 (c_declspecs): Add saturating_p.
5467 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5468 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5469 _Sat. Handle RID_SAT.
5470 Avoid using void, bool, char, int, float, double, _Decimal32,
5471 _Decimal64, _Decimal128, and complex with _Sat.
5472 Handle RID_FRACT and RID_ACCUM.
5473 Make sure _Sat is used with _Fract or _Accum.
5474 (finish_declspecs): Handle cts_fract and cts_accum.
5475 * c-common.c (fixed-value.h): New include.
5476 (constant_expression_warning): Handle FIXED_CST.
5477 (overflow_warning): Likewise.
5478 (warnings_for_convert_and_check): Likewise.
5479 (c_common_fixed_point_type_for_size): New.
5480 (c_common_type_for_mode): Handle fixed-point modes to
5481 return various saturating/non-saturating, signed/unsigned types.
5482 (c_common_signed_or_unsigned_type): Support fixed-point types.
5483 (shorten_compare): Check fixed-point zero.
5484 Handle FIXED_POINT_TYPE.
5485 (c_common_truthvalue_conversion): Handle FIXED_CST.
5486 Handle FIXED_POINT_TYPE.
5487 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5489 (handle_mode_attribute): Handle fixed-point modes. Need to check
5490 if the signness of base type and fixed-point modes are consistent.
5491 (handle_vector_size_attribute): Handle fixed-point modes.
5492 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5493 (warn_for_div_by_zero): Check fixed-point zero.
5494 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5495 a common fixed-point type based on fbit, ibit, sign, and saturation.
5496 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5497 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5498 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5499 (convert_for_assignment): Support FIXED_POINT_TYPE.
5500 (digest_init): Handle FIXED_POINT_TYPE.
5501 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5502 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5503 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5504 GE_EXPR, LT_EXPR, GT_EXPR.
5505 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5506 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5507 * target.h (gcc_target): Add fixed_point_supported_p.
5508 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5509 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5510 (default_fixed_point_supported_p): Define.
5511 * targhooks.h (default_fixed_point_supported_p): Declare.
5512 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5513 * doc/install.texi (Configuration): Add --enable-fixed-point.
5514 * configure.ac (--enable-fixed-point): New to enable fixed-point
5515 arithmetic extension to C. For mips targets, we enable it by default.
5516 * configure, config.in: Regenerate.
5518 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5520 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5522 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5524 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5525 DWARF2_DEBUGGING_INFO.
5526 (cold_text_section_used): Same.
5527 (cold_text_section): Same.
5529 2007-08-20 Richard Guenther <rguenther@suse.de>
5531 * c-typeck.c (convert_for_assignment): Use the type of
5532 the member for the initialization.
5534 2007-08-20 Richard Guenther <rguenther@suse.de>
5536 * c-objc-common.c (c_disregard_inline_limits): Remove.
5537 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5538 * cgraphunit.c (cgraph_process_new_functions): Call
5539 disregard_inline_limits_p.
5540 (cgraph_preserve_function_body_p): Likewise.
5541 * ipa-inline.c (compute_inline_parameters): Likewise.
5542 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5544 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5545 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5546 disregard_inline_limits langhook.
5547 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5549 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5550 disregard_inline_limits langhook.
5551 * tree-inline.c (disregard_inline_limits_p): New function.
5552 * tree-inline.h (disregard_inline_limits_p): Declare.
5554 2007-08-20 Richard Guenther <rguenther@suse.de>
5556 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5557 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5558 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5559 auto_var_in_fn_p langhook.
5560 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5562 * tree.c (auto_var_in_fn_p): ... here.
5563 (find_var_from_fn): Call auto_var_in_fn_p directly.
5564 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5565 auto_var_in_fn_p langhook.
5566 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5567 (copy_body_r): Likewise.
5568 (self_inlining_addr_expr): Likewise.
5569 * tree.h (auto_var_in_fn_p): Declare.
5571 2007-08-20 Richard Guenther <rguenther@suse.de>
5573 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5574 (walk_type_fields): Take lh parameter.
5575 (walk_tree): Rename to ...
5576 (walk_tree_1): ... this. Do not call the walk_subtrees
5577 langhook but the now passed callback. Pass lh on recursion.
5578 (walk_tree_without_duplicates): Rename to ...
5579 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5580 and call walk_tree_1.
5581 * tree.h (walk_tree_lh): New typedef.
5582 (walk_tree_1): Declare.
5583 (walk_tree_without_duplicates_1): Likewise.
5584 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5585 (walk_tree_without_duplicates): New define to
5586 walk_tree_without_duplicates_1 with NULL lh parameter.
5587 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5588 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5590 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5591 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5592 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5595 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5598 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5599 code in front of the compacting of basic blocks.
5600 Move the folding of statements inbetween the cgraph checking
5601 and compacting of basic blocks.
5603 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5604 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5607 * config/alpha/alpha.c (va_list_skip_additions): Check for
5608 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5609 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5610 PLUS_EXPR when checking ap.__base.
5611 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5612 when doing addition on pointer types. Use size_int instead of
5614 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5615 ptr_type in the second operand.
5617 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5620 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5622 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5625 * cfgexpand.c (expand_one_register_var): Mark pointer
5626 DECL_ARTIFICIAL as REG_POINTER also.
5627 * stmt.c (expand_decl): Likewise.
5629 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5636 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5637 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5638 on_worklist argument and avoid adding things to worklist multiple
5640 (add_to_worklist): Ditto.
5641 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5642 single SFT is clobbered.
5643 (set_initial_properties): Ditto.
5644 (compute_call_clobbered): Update for changes to function
5646 (create_overlap_variables_for): Always create SFT for offset 0.
5647 (create_structure_vars): Handle PHI's, since we are in SSA form at
5649 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5650 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5652 (add_vars_for_offset): Figure out aliases from access + points-to.
5653 (add_virtual_operand): Use add_vars-for_offset.
5654 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5655 (add_call_clobber_ops): Remove makes_clobbering_call set.
5656 (get_expr_operands): Always pass through the INDIRECT_REF
5658 * tree-ssa-structalias.c (struct constraint_graph): Remove
5660 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5661 address_taken, pt_used, number_incoming.
5662 (FIRST_ADDR_NODE): Removed.
5663 (merge_graph_nodes): Remove broken code for the moment.
5664 (init_graph): New function.
5665 (build_pred_graph): Remove code to init_graph.
5666 Add location equivalence support.
5667 (struct scc_info): Rename roots to deleted.
5669 (init_scc_info): Ditto
5670 (init_topo_info): Use graph->size.
5671 (compute_topo_order): Ditto.
5672 (do_da_constraint): Removed.
5673 (do_sd_constraint): Remove calls to find().
5674 set_union_with_increment should always get 0 as last arg here.
5675 (do_complex_constraint): Replace do_da_constraint with assert.
5677 (struct equiv_class_label): New.
5678 (pointer_equiv_class_table): Ditto.
5679 (location_equiv_class_table): Ditto.
5680 (equiv_class_label_hash): Ditto.
5681 (equiv_class_label_eq): Ditto
5682 (equiv_class_lookup): Ditto.
5683 (equiv_class_ladd): Ditto.
5684 (pointer_equiv_class): Ditto.
5685 (location_equiv_class): Ditto.
5686 (condense_visit): Rename and rewrite from label_visit to do only
5687 SCC related stuff for HU.
5688 (label_visit): Do HU work for HU.
5689 (perform_var_substitution): Update to do HU and location
5691 (free_var_substitution_info): Update to free HU and location
5692 equivalence structures. */
5693 (find_equivalent_node): Update for pointer but not location
5695 (unite_pointer_equivalences): New function.
5696 (move_complex_constraints): Rewrite to only do moving.
5697 (rewrite_constraints): Split out of move_complex_constraints.
5698 (solve_graph): Use graph->size.
5699 (process_constraint_1): Add from_call argument, use it.
5700 Split *a = &b into two constraints.
5701 (process_constraint): Use new process_constraint_1.
5702 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5703 (get_constraint_for): Handle non-pointer integers properly.
5704 Remove code that used to handle structures.
5705 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5706 with unknown addends.
5707 (handle_rhs_call): New function.
5708 (find_func_aliases): Use handle_rhs_call.
5709 (set_uids_in_ptset): Add an assert.
5710 (set_used_smts): Fix bug in not considering unified vars.
5711 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5712 (compute_points_to_sets): Update for other function changes.
5713 (delete_points_to_sets): Ditto.
5714 (ipa_pta_execute): Ditto.
5715 (pass_ipa_pta): We need to update SSA after ipa_pta.
5717 2007-08-19 Jan Hubicka <jh@suse.cz>
5719 * i386.md: Replace "rim" and "mri" constraints by "g".
5721 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5723 * dwarf2out.c (text_section_used, cold_text_section_used,
5724 cold_text_section, dwarf2out_note_section_used): New.
5725 (dwarf2out_init): Initialize cold_text_section.
5726 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5727 dwarf2out_note_section_used.
5728 (size_of_aranges): Only count entry for text section if it was
5729 used. Count entry for cold text section if it was used.
5730 (output_aranges): Only output entries for text section and cold
5731 text section if they were used.
5733 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5735 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5737 (debug_generic_stmt): Likewise.
5738 (debug_tree_chain): Likewise.
5740 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5742 * tree-data-refs.c (split_constant_offset): Expose.
5743 * tree-data-refs.h (split_constant_offset): Add declaration.
5745 * tree-vectorizer.h (dr_alignment_support): Renamed
5746 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5747 Added a new value dr_explicit_realign.
5748 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5749 dr_offset, dr_step, and dr_aligned_to, along with new access
5750 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5751 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5752 STMT_VINFO_DR_ALIGNED_TO.
5754 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5756 In case of outer-loop vectorization with non-fixed misalignment - use
5757 the dr_explicit_realign scheme instead of the optimized realignment
5759 (new_stmt_vec_info): Initialize new fields.
5761 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5762 'nested_in_vect_loop' case. Change verbosity level.
5763 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5764 Don't fail on zero step in the outer-loop for loads.
5765 (vect_analyze_data_refs): Call split_constant_offset to calculate
5766 base, offset and init relative to the outer-loop.
5768 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5769 BSI function argument with a new function argument - at_loop.
5770 Simplify the condition that determines STEP. Takes additional argument
5771 INV_P. Support outer-loop vectorization (handle the
5772 nested_in_vect_loop case), including zero step in the outer-loop. Call
5773 vect_create_addr_base_for_vector_ref with additional argument.
5774 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5775 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5776 Fixed and simplified calculation of step.
5777 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5778 of bsi, and with additional argument. Call bump_vector_ptr with
5779 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5780 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5781 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5782 when the realignment setup needs to take place inside the loop.
5783 Support the dr_explicit_realign scheme. Allow generating the optimized
5784 realignment scheme for outer-loop vectorization. Added documentation.
5785 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5786 the 'nested_in_vect_loop' case, including loads that are invariant in
5787 the outer-loop and the realignment schemes. Handle the case when the
5788 realignment setup needs to take place inside the loop. Call
5789 vect_setup_realignment with additional arguments. Call
5790 vect_create_data_ref_ptr with additional argument and with loop instead
5791 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5792 (vect_gen_niters_for_prolog_loop): Call
5793 vect_create_addr_base_for_vector_ref with additional arguments.
5794 (vect_create_cond_for_align_checks): Likewise.
5795 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5796 scheme: takes additional argument bump; argument ptr_incr is now
5797 optional; updated documentation.
5798 (vect_init_vector): Takes additional argument (bsi). Use it, if
5799 available, to insert the vector initialization.
5800 (get_initial_def_for_induction): Pass additional argument in call to
5802 (vect_get_vec_def_for_operand): Likewise.
5803 (vect_setup_realignment): Likewise.
5804 (vectorizable_load): Likewise.
5806 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5808 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5809 as argument instead of struct loop.
5810 (nested_in_vect_loop_p): New function.
5811 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5813 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5814 from other phis in the loop.
5815 (destroy_loop_vec_info): Add additional argument to declaration.
5817 * tree-vectorizer.c (supportable_widening_operation): Also check if
5818 nested_in_vect_loop_p (don't allow changing the order in this case).
5819 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5820 of struct loop. Call nested_in_vect_loop_p and don't require
5821 flag_unsafe_math_optimizations if it returns true.
5822 (new_stmt_vec_info): When setting def_type for phis differentiate
5823 loop-header phis from other phis.
5824 (bb_in_loop_p): New function.
5825 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5826 just update their loop_vinfo. Order of BB traversal now matters -
5827 call dfs_enumerate_from with bb_in_loop_p.
5828 (destroy_loop_vec_info): Takes additional argument to control whether
5829 stmt_vinfo of the loop stmts should be destroyed as well.
5830 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5831 reduction stmt to be defines by a non loop-header phi.
5832 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5834 * tree-vect-transform.c (vectorizable_reduction): Call
5835 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5836 (vectorizable_call): Likewise.
5837 (vectorizable_conversion): Likewise.
5838 (vectorizable_operation): Likewise.
5839 (vectorizable_type_promotion): Likewise.
5840 (vectorizable_type_demotion): Likewise.
5841 (vectorizable_store): Likewise.
5842 (vectorizable_live_operation): Likewise.
5843 (vectorizable_reduction): Likewise. Also pass loop_info to
5844 vect_is_simple_reduction instead of loop.
5845 (vect_init_vector): Call nested_in_vect_loop_p.
5846 (get_initial_def_for_reduction): Likewise.
5847 (vect_create_epilog_for_reduction): Likewise.
5848 (vect_init_vector): Check which loop to work with, in case there's an
5850 (get_initial_def_for_inducion): Extend to handle outer-loop
5851 vectorization. Fix indentation.
5852 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5853 In the case vect_induction_def get the vector def from the induction
5854 phi node, instead of calling get_initial_def_for_inducion.
5855 (get_initial_def_for_reduction): Extend to handle outer-loop
5857 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5859 (vect_transform_loop): Change assert to just skip this case. Add a
5861 (vect_finish_stmt_generation): Add a couple asserts.
5863 (vect_estimate_min_profitable_iters): Multiply
5864 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5866 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5867 this is an inner-loop reduction in outer-loop vectorization.
5869 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5870 Same code as what used to be vect_analyze_scalar_cycles, only with
5871 additional argument loop, and loop_info passed to
5872 vect_is_simple_reduction instead of loop.
5873 (vect_analyze_scalar_cycles): Code factored out into
5874 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5875 Updated documentation.
5876 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5877 outer-loop vectorization that are live or not used in the outerloop,
5878 cause this requires special handling.
5879 (vect_enhance_data_refs_alignment): Don't consider versioning for
5881 (vect_analyze_data_refs): Check that there are no datarefs in the
5883 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5884 and vect_used_in_outer_by_reduction cases.
5885 (process_use): Also consider the case of outer-loop stmt defining an
5886 inner-loop stmt and vice versa.
5887 (vect_analyze_loop_1): New function.
5888 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5889 loops. Call vect_analyze_loop_1.
5890 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5891 been vectorized. Call destroy_loop_vec_info with additional argument.
5893 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5894 in the inner-loop when doing outer-loop vectorization. Add
5895 documentation and printout.
5896 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5897 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5899 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5901 * tree-affine.h (print_aff): New prototype.
5902 (debug_aff): Likewise.
5903 * tree-affine.c (print_aff): New function.
5904 (debug_aff): Likewise.
5906 2007-08-18 Paul Brook <paul@codesourcery.com>
5907 Joseph Myers <joseph@codesourcery.com>
5909 * common.opt (-fdebug-prefix-map=): New option.
5910 * opts.c: Include debug.h.
5911 (common_handle_option): Handle -fdebug-prefix-map.
5912 * final.c: Include ggc.h.
5913 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5914 remap_debug_filename): New.
5915 * Makefile.in (final.o, opts.o): Update dependencies.
5916 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5917 * configure.ac: Check for assembler --debug-prefix-map support.
5918 * configure, config.in: Regenerate.
5919 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5920 (ASM_DEBUG_SPEC): Include ASM_MAP.
5921 * doc/install.texi (--with-debug-prefix-map): Document.
5922 * doc/invoke.texi (-fdebug-prefix-map): Document.
5923 * dbxout.c (dbxout_init, dbxout_start_source_file,
5924 dbxout_source_file): Call remap_debug_filename.
5925 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5926 dwarf2out_start_source_file, dwarf2out_finish): Call
5927 remap_debug_filename.
5928 (file_table_relative_p): Do not check d->emitted_number.
5929 * toplev.c (output_file_directive): Call remap_debug_filename.
5930 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5931 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5933 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5935 * loop-invariant.c (find_invariants_to_move): Add missing macro
5938 2007-08-17 Tom Tromey <tromey@redhat.com>
5940 * tree.h (struct tree_label_decl): Removed old "java" fields.
5942 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5943 Nigel Stephens <nigel@mips.com>
5945 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5946 Treat -mno-data-in-code and -mcode-xonly as aliases for
5947 -mcode-readable=no and -mcode-readable=pcrel respectively.
5948 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5949 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5950 (MULTILIB_DIRNAMES): Update accordingly.
5952 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5954 * Makefile.in (version.o): Depend on $(REVISION) only if
5955 REVISION_s is defined.
5957 2007-08-17 Sa Liu <saliu@de.ibm.com>
5958 Ulrich Weigand <uweigand@de.ibm.com>
5961 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5962 use build_qualified_type to retain qualifiers of the base type.
5964 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5966 * config/score/score.md : Update pattern tablejump.
5967 * config/score/score.c : Update score_initialize_trampoline
5969 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5970 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5971 * doc/contrib.texi: Add my entry.
5973 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5975 * Makefile.in (REVISION): New.
5978 (version.o): Also depend on $(REVISION). Add
5979 -DREVISION=$(REVISION_s).
5981 * version.c (version_string): Add REVISION.
5983 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5985 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5986 of GOTO that's relocated to a different block.
5988 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * c-common.c (const_strip_array_types): New.
5991 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5992 (const_strip_array_types): New.
5993 * c-objc-common.c (c_disregard_inline_limits,
5994 c_warn_unused_global_decl): Constify.
5995 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5996 c_vla_type_p, c_incomplete_type_error): Likewise.
5997 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5998 * hooks.c (hook_bool_const_tree_false): New.
5999 * hooks.h (hook_bool_const_tree_false): Likewise.
6000 * langhooks-def.h (lhd_warn_unused_global_decl,
6001 lhd_incomplete_type_error, lhd_expr_size,
6002 lhd_tree_inlining_disregard_inline_limits,
6003 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6004 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6005 * langhooks.c (lhd_warn_unused_global_decl,
6006 lhd_incomplete_type_error,
6007 lhd_tree_inlining_disregard_inline_limits,
6008 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6009 lhd_expr_size): Likewise.
6010 * langhooks.h (lang_hooks_for_tree_inlining,
6011 lang_hooks_for_tree_dump, lang_hooks_for_types,
6012 lang_hooks_for_decls, lang_hooks): Likewise.
6013 * pointer-set.c (pointer_set_t, pointer_set_create,
6014 pointer_set_contains, insert_aux, pointer_set_insert,
6015 pointer_set_traverse, pointer_map_t, pointer_map_create,
6016 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6018 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6019 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6020 pointer_map_traverse): Likewise.
6021 * predict.c (assert_is_empty): Likewise.
6022 * tree-affine.c (free_name_expansion): Likewise.
6023 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6024 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6025 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6027 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6029 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6031 (destroy_loop_vec_info): Add call to VEC_free.
6032 * tree-vectorizer.h (may_alias_ddrs): Define.
6033 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6034 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6035 Change reporting to dump.
6036 (vect_is_duplicate_ddr): New.
6037 (vect_mark_for_runtime_alias_test): New.
6038 (vect_analyze_data_ref_dependences) Add call to
6039 vect_mark_for_runtime_alias_test.
6040 (vect_enhance_data_refs_alignment): Define local variable
6041 vect_versioning_for_alias_required, don't perform
6042 peeling for alignment if versioning for alias is
6044 (vect_enhance_data_refs_alignment): Use
6045 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6046 PARAM_VECT_MAX_VERSION_CHECKS.
6047 * tree-vect-transform.c
6048 (vect_create_cond_for_alias_checks): New.
6049 (vect_transform_loop): Add call to
6050 vect_create_cond_for_alias_checks.
6051 (vect_vfa_segment_size): New.
6052 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6054 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6055 * gcc/doc/invoke.texi
6056 (vect-max-version-for-alignment-checks): Document.
6057 (vect-max-version-for-alias-checks): Document.
6058 (vect-max-version-checks): Remove.
6060 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6063 the same line as the instruction for all asm dialects.
6064 (*rep_movsi): Ditto.
6065 (*rep_movsi_rex64): Ditto.
6066 (*rep_movqi): Ditto.
6067 (*rep_movqi_rex64): Ditto.
6068 (*rep_stosdi_rex64): Ditto.
6069 (*rep_stossi): Ditto.
6070 (*rep_stossi_rex64): Ditto.
6071 (*rep_stosqi): Ditto.
6072 (*rep_stosqi_rex64): Ditto.
6073 (*cmpstrnqi_nz_1): Ditto.
6074 (*cmpstrnqi_nz_rex_1): Ditto.
6075 (*cmpstrnqi_1): Ditto.
6076 (*cmpstrnqi_rex_1): Ditto.
6077 (*strlenqi_1): Ditto.
6078 (*strlenqi_rex_1): Ditto.
6079 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6080 prefix on the same line as the instruction for all asm dialects.
6081 (sync_double_compare_and_swap<mode>): Ditto.
6082 (*sync_double_compare_and_swapdi_pic): Ditto.
6083 (*sync_compare_and_swap_cc<mode>): Ditto.
6084 (sync_double_compare_and_swap_cc<mode>): Ditto.
6085 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6086 (sync_old_add<mode>): Ditto.
6087 (sync_add<mode>): Ditto.
6088 (sync_sub<mode>): Ditto.
6089 (sync_ior<mode>): Ditto.
6090 (sync_and<mode>): Ditto.
6091 (sync_xor<mode>): Ditto.
6093 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6096 * reload.c (find_reloads): Check that the memory returned by
6097 find_reloads_toplev was not the result of forcing a constant
6099 (find_reloads_toplev): Always use simplify_gen_subreg to get
6100 the subreg of a constant. If the result is also a constant,
6101 but not a legitimate one, force it into the constant pool
6102 and reload its address.
6104 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6106 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6109 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6111 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6112 directive for the current vector ABI.
6114 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6117 * caller-save.c (reg_save_code): Set invalide status on restore code.
6119 2007-08-15 Diego Novillo <dnovillo@google.com>
6121 * tree-ssa-alias.c (compute_memory_partitions): Use
6122 alias_bitmap_obstack to allocate bitmaps.
6123 (reset_alias_info): Factor out of init_alias_info.
6124 Mark all name tags not associated to an SSA name for renaming.
6125 (init_alias_info): Call it.
6126 (create_name_tags): Tidy. Add comments.
6127 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6129 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6131 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6132 scheduler dependencies.
6134 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6136 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6138 (*iorsi_1_zext): Likewise.
6139 (*iorsi_1_zext_imm): Likewise.
6140 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6141 with "rm"/"xm" constraint.
6142 (sse2_vmsqrtv2df2): Likewise.
6144 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6147 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6150 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6152 * tree-pass.h (PROP_pta): Removed.
6153 (TODO_rebuild_alias): New.
6154 (pass_may_alias): Removed.
6155 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6156 aliasing if we changed something.
6157 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6159 (pass_may_alias): Removed.
6160 (create_structure_vars): Return TODO_rebuild_alias.
6161 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6162 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6164 (tree_sra_early): We never affect aliasing right now.
6165 * tree-flow.h (compute_may_aliases): New prototype.
6166 * passes.c: Remove pass_may_alias from the passes.
6167 (execute_function_todo): Support TODO_rebuild_alias.
6169 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6171 * i386.c: (legitimize_address): Move dllimported variable check
6172 infront of legitimizing pic address of CONST symbols.
6174 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6176 PR tree-optimization/32941
6177 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6178 (goto_queue_cmp): Remove.
6179 (find_goto_replacement): Change search method.
6180 (maybe_record_in_goto_queue): Add assert.
6181 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6182 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6184 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6186 * alias.c (component_uses_parent_alias_set): Constify.
6187 * alias.h (component_uses_parent_alias_set): Likewise.
6188 * cfgrtl.c (print_rtl_with_bb): Likewise.
6189 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6190 mpz_get_double_int): Likewise.
6191 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6192 mpz_get_double_int): Likewise.
6193 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6194 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6196 * expr.h (safe_from_p): Likewise.
6197 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6199 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6200 zero_sized_type, goa_lhs_expr_p): Likewise.
6201 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6202 * rtl.h (print_rtl_with_bb): Likewise.
6203 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6204 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6205 * tree-flow-inline.h (bb_stmt_list): Constify.
6206 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6208 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6209 const_first_stmt, const_last_stmt): New.
6210 (block_may_fallthru, empty_block_p): Constify.
6211 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6212 EXPR_ONLY_BODY): New.
6213 (expr_first, expr_last, expr_only): Use macro for body.
6214 (const_expr_first, const_expr_last, const_expr_only): New.
6215 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6216 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6217 ctsi_prev, ctsi_stmt): New.
6218 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6219 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6220 * tree-ssa-loop-niter.c (loop_only_exit_p,
6221 derive_constant_upper_bound): Likewise.
6222 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6223 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6224 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6225 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6226 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6227 * tree.c (get_type_static_bounds): Likewise.
6228 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6229 (get_type_static_bounds): Constify.
6231 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6234 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6235 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6236 (*<addsub><mode>3_cc_overflow): New.
6237 (*add<mode>3_cconly_overflow): New.
6238 (*sub<mode>3_cconly_overflow): New.
6239 (*<addsub>si3_zext_cc_overflow): New.
6240 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6241 CCCmode for LTU, GTU, LEU and GEU.
6242 (ix86_comparison_operator): Likewise.
6243 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6244 * config/i386/i386.c (put_condition_code): Support CCCmode.
6245 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6246 or MINUS expressions.
6248 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6251 * c-typeck.c (build_binary_op): Disallow vector float types with
6252 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6254 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6256 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6257 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6258 (dep_def): New typedef.
6259 (init_dep_1, sd_debug_dep): Declare functions.
6260 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6261 (debug_dep_links): Remove.
6262 (struct _deps_list): New field 'n_links'.
6263 (DEPS_LIST_N_LINKS): New macro.
6264 (FOR_EACH_DEP_LINK): Remove.
6265 (create_deps_list, free_deps_list, delete_deps_list): Remove
6267 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6268 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6269 (copy_deps_list_change_con, move_dep_link): Ditto.
6270 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6271 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6273 (INSN_BACK_DEPS): Remove.
6274 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6276 (INSN_DEP_COUNT): Remove.
6277 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6278 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6279 Declare global variables.
6280 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6281 (add_forw_dep, compute_forward_dependences): Remove declarations.
6282 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6283 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6284 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6286 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6288 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6289 (sd_list_types_def): New typedef.
6290 (sd_next_list): Declare function.
6291 (struct _sd_iterator): New type.
6292 (sd_iterator_def): New typedef.
6293 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6295 (FOR_EACH_DEP): New cycle wrapper.
6296 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6298 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6299 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6302 * sched-deps.c (init_dep_1): Make global.
6303 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6305 (dump_dep): New static function.
6306 (dump_dep_flags): New static variable.
6307 (sd_debug_dep): New function.
6308 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6310 (move_dep_link): Use remove_from_deps_list (), instead of
6312 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6313 (dep_link_is_detached_p): New static function.
6314 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6316 (dn_pool, dl_pool): New alloc_pools.
6317 (dn_pool_diff, dl_pool_diff): New static variables.
6318 (create_dep_node, delete_dep_node): New static function.
6319 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6320 (deps_list_empty_p): Make it static. Use 'n_links' field.
6321 (deps_pools_are_empty_p): New static function.
6322 (alloc_deps_list, delete_deps_list): Remove.
6323 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6324 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6325 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6326 (forward_dependency_cache): Remove.
6327 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6328 'back' from the names. Change signature to use dep_t instead of
6330 (add_back_dep): Ditto. Make global.
6331 (check_dep_status): Rename to check_dep ().
6332 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6334 (sd_finish_insn): Ditto.
6335 (sd_find_dep_between_no_cache): New static function.
6336 (sd_find_dep_between): New function.
6337 (ask_dependency_caches, set_dependency_caches): New static functions.
6338 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6339 (add_or_update_dep_1): Separate pieces of functionality into
6340 ask_dependency_caches (), update_dependency_caches (),
6341 change_spec_dep_to_hard (), update_dep ().
6342 (get_back_and_forw_lists): New static function.
6343 (sd_add_dep): Separate setting of dependency caches into
6344 set_dependency_caches ().
6345 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6347 (sd_delete_dep): Ditto.
6348 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6349 (dump_lists): New static function.
6350 (sd_debug_lists): New debug function.
6351 (delete_all_dependences, fixup_sched_groups): Update to use
6352 sd_* infrastructure.
6353 (sched_analyze_2): Create data-speculative dependency only if
6354 data-speculation is enabled.
6355 (sched_analyze_insn): If insn cannot be speculative, make all its
6356 dependencies non-speculative.
6357 (sched_analyze): Use sd_init_insn ().
6358 (add_forw_dep, compute_forward_dependencies): Remove.
6359 (delete_dep_nodes_in_back_deps): New static function.
6360 (sched_free_deps): New function.
6361 (init_dependency_caches): Init alloc_pools.
6362 (extend_depedency_caches): Update after removing of
6363 forward_dependency_cache.
6364 (free_dependency_caches): Ditto. Free alloc_pools.
6365 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6366 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6368 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6369 (add_dependence): Use init_dep ().
6370 (get_dep_weak_1): New static function.
6371 (get_dep_weak): Move logic to get_dep_weak_1 ().
6372 (dump_ds): New static function moved from haifa-sched.c:
6373 debug_spec_status ().
6374 (debug_ds): New debug function.
6375 (check_dep_status): Rename to check_dep (). Update to check whole
6378 * haifa-sched.c (spec_info): Make global.
6379 (added_recovery_block_p): Rename to
6380 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6381 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6382 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6383 to use new interfaces.
6384 (ok_for_early_queue_removal): Ditto.
6385 (schedule_block): Initialize logical uids of insns emitted by the
6387 (sched_init): Initialize new variable.
6388 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6390 (extend_global): Initialize insn data.
6391 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6392 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6394 (add_to_speculative_block): Update to use new interfaces.
6395 (create_recovery_block): Set new variables.
6396 (create_check_block_twin, fix_recovery_deps): Update to use new
6398 (sched_insn_is_legitimate_for_speculation_p): New function.
6399 (speculate_insn): Move checking logic to
6400 sched_insn_is_legitimate_for_speculation_p ().
6401 (sched_remove_insn): Finalize sched-deps information of instruction.
6402 (clear_priorities, add_jump_dependencies): Update to use new
6404 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6406 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6407 to use new interfaces.
6408 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6409 (new_ready): Try to use control speculation only if it is available.
6410 (add_branch_dependences): Update to use new interfaces.
6411 (compute_block_backward_dependences): Rename to
6412 compute_block_dependences (). Call
6413 targetm.sched.dependencies_evaluation_hook ().
6414 (free_block_dependencies): New static function.
6415 (debug_dependencies): Update to use new interfaces.
6416 (schedule_region): Remove separate computation of forward dependencies.
6417 Move call of targetm.sched.dependencies_evaluation_hook () to
6418 compute_block_dependences (). Free dependencies at the end of
6419 scheduling the region.
6421 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6423 (add_deps_for_risky_insns): Ditto.
6424 (schedule_ebb): Remove separate computation of forward dependencies.
6425 Free dependencies at the end of scheduling the ebb.
6427 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6428 (build_intra_loop_deps): Ditto. Remove separate computation of
6429 forward dependencies. Free sched-deps dependencies.
6431 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6432 to use new interfaces.
6433 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6435 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6437 (is_costly_group): Ditto.
6439 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * alias.c (rtx_equal_for_memref_p): Constify.
6442 * basic-block.h (const_edge, const_basic_block): New.
6443 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6444 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6445 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6446 probably_never_executed_bb_p, edge_probability_reliable_p,
6447 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6448 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6450 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6451 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6453 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6454 flow_nodes_print, dfs_enumerate_from): Likewise.
6455 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6456 control_flow_insn_p, count_basic_blocks): Likewise.
6457 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6458 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6459 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6460 average_num_loop_insns, loop_exit_edge_p,
6461 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6462 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6463 average_num_loop_insns, seq_cost): Likewise.
6464 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6465 * dominance.c (dominated_by_p): Likewise.
6466 * emit-rtl.c (validate_subreg): Likewise.
6467 * except.c (can_throw_internal, can_throw_external): Likewise.
6468 * except.h (can_throw_internal, can_throw_external): Likewise.
6469 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6470 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6471 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6472 simple_mem, store_ops_ok, load_kills_store, find_loads,
6473 store_killed_in_insn, store_killed_after, store_killed_before,
6474 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6476 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6477 noce_mem_write_may_trap_or_fault_p): Likewise.
6478 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6480 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6482 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6483 probably_cold_bb_p, probably_never_executed_bb_p,
6484 edge_probability_reliable_p, br_prob_note_reliable_p,
6485 can_predict_insn_p): Likewise.
6486 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6487 * resource.c (return_insn_p): Likewise.
6488 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6490 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6491 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6492 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6493 verify_gimple_modify_stmt): Likewise.
6494 * tree-chrec.c (is_not_constant_evolution,
6495 is_multivariate_chrec_rec, is_multivariate_chrec,
6496 chrec_contains_symbols, chrec_contains_undetermined,
6497 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6498 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6499 eq_evolutions_p, scev_direction): Likewise.
6500 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6501 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6502 chrec_contains_symbols_defined_in_loop,
6503 chrec_contains_undetermined, tree_contains_chrecs,
6504 evolution_function_is_affine_multivariate_p,
6505 evolution_function_is_univariate_p, chrec_zerop,
6506 evolution_function_is_constant_p, evolution_function_is_affine_p,
6507 evolution_function_is_affine_or_constant_p,
6508 tree_does_not_contain_chrecs, chrec_type): Likewise.
6509 * tree-data-ref.c (tree_fold_divides_p,
6510 object_address_invariant_in_loop_p, dr_may_alias_p,
6511 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6512 same_access_functions, constant_access_functions,
6513 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6515 * tree-flow.h (scev_direction): Likewise.
6516 * tree-gimple.c (is_gimple_stmt): Likewise.
6517 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6519 * tree-pretty-print.c (op_prio): Likewise.
6520 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6521 analyzable_condition, backedge_phi_arg_p): Likewise.
6522 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6523 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6524 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6527 2007-08-13 Dan Hipschman <dsh@google.com>
6530 * c-format.c (check_format_arg): Move check for zero-length
6531 format strings below the check for unterminated strings.
6533 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6536 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6539 2007-08-13 Nick Clifton <nickc@redhat.com>
6541 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6543 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6546 * c-format.c (gcc_gfc_length_specs): New array.
6547 (gcc_gfc_char_table): Add unsigned specifier, and references to
6548 the l length modifier.
6549 (format_types_orig): Use the new gcc_gfc_length_specs.
6551 2007-08-12 Sa Liu <saliu@de.ibm.com>
6553 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6554 and with REG_RETVAL note after split.
6556 2007-08-11 David Daney <ddaney@avtrex.com>
6558 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6559 as ATTRIBUTE_UNUSED.
6561 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6562 Segher Boessenkool <segher@kernel.crashing.org>
6564 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6565 HAVE_LOCAL_CPU_DETECT not defined.
6567 2007-08-11 Jan Hubicka <jh@suse.cz>
6569 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6570 (cgraph_process_new_functions): Honor previous value of
6571 disregard_inline_limits.
6572 * ipa-inline.c (compute_inline_parameters): Likewise.
6574 2007-08-11 Ian Lance Taylor <iant@google.com>
6576 * alias.h (alias_set_type): Define new type.
6577 (ALIAS_SET_MEMORY_BARRIER): Use it.
6578 * rtl.h: Include alias.h.
6579 (struct mem_attrs): Use alias_set_type.
6580 * tree.h: Include alias.h
6581 (struct tree_type): Use alias_set_type.
6582 (struct tree_struct_field_tag): Likewise.
6583 (struct tree_decl_common): Likewise.
6584 * alias.c (struct alias_set_entry): Use alias_set_type.
6585 (get_alias_set_entry, alias_set_subset_of): Likewise.
6586 (alias_sets_conflict_p): Likewise.
6587 (alias_sets_must_conflict_p): Likewise.
6588 (objects_must_conflict_p): Likewise.
6589 (get_alias_set, new_alias_set): Likewise.
6590 (record_alias_subset, record_component_aliases): Likewise.
6591 (varargs_set, frame_set): Change to alias_set_type.
6592 (get_varargs_alias_set): Use alias_set_type.
6593 (get_frame_alias_set): Likewise.
6594 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6595 * dse.c (struct store_info): Use alias_set_type.
6596 (struct read_info, struct clear_alias_mode_holder): Likewise.
6597 (clear_alias_set_lookup, canon_address): Likewise.
6598 (record_store, check_mem_read_rtx): Likewise.
6599 (dse_record_singleton_alias_set): Likewise.
6600 (dse_invalidate_singleton_alias_set): Likewise.
6601 * emit-rtl.c (get_mem_attrs): Likewise.
6602 (set_mem_attributes_minus_bitpos): Likewise.
6603 (set_mem_alias_set): Likewise.
6604 * expr.c (store_constructor_field, store_field): Likewise.
6605 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6606 * langhooks.c (lhd_get_alias_set): Likewise.
6607 * langhooks-def.h (lhd_get_alias_set): Likewise.
6608 * reload1.c (alter_reg): Likewise.
6609 * tree-flow.h (struct fieldoff): Likewise.
6610 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6611 (may_alias_p, get_smt_for, create_sft): Likewise.
6612 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6613 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6614 (merge_smts_into): Likewise.
6615 * varasm.c (const_alias_set): Likewise.
6616 * c-common.c (strict_aliasing_warning): Likewise.
6617 (c_common_get_alias_set): Likewise.
6618 * dse.h (dse_record_singleton_alias_set): Update declaration.
6619 (dse_invalidate_singleton_alias_set): Likewise.
6620 * emit-rtl.h (set_mem_alias_set): Likewise.
6621 * c-common.h (c_common_get_alias_set): Likewise.
6622 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6623 * print-tree.c (print_node): Likewise.
6624 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6626 (alpha_setup_incoming_varargs): Use alias_set_type.
6627 * config/i386/i386.c (setup_incoming_varargs_64): Use
6629 (setup_incoming_varargs_ms_64): Likewise.
6630 (ix86_GOT_alias_set): Likewise.
6631 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6632 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6633 (set): Change to alias_set_type.
6634 (get_TOC_alias_set): Use alias_set_type.
6635 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6637 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6638 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6640 (struct_value_alias_set): Likewise.
6641 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6643 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6645 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6646 * config/vxworks.h (TARGET_VXWORKS): Override.
6647 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6648 "mips" if TARGET_VXWORKS.
6650 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6652 * calls.c (avoid_likely_spilled_reg): New function.
6653 (expand_call): Use it.
6655 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6657 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6659 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6661 * config/mips/predicates.md (const_call_insn_operand): Invoke
6662 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6664 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6667 * config/rs6000/driver-rs6000.c: Include link.h.
6668 Use ElfW instead of wordsize-specif typedef.
6670 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6672 * system.h (CONST_CAST): New.
6673 * c-decl.c (c_make_fname_decl): Use it.
6674 * c-lex.c (cb_ident, lex_string): Likewise.
6675 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6676 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6677 give_switch, set_multilib_dir): Likewise.
6678 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6679 * passes.c (execute_one_pass): Likewise.
6680 * prefix.c (update_path): Likewise.
6681 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6682 * tree.c (build_string): Likewise.
6684 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6686 * tree-flow-inline.h (is_exec_stmt): Remove.
6687 (is_label_stmt): Remove.
6688 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6691 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6693 * lower-subreg.c (resolve_shift_zext): Don't adjust
6694 src_reg_num for wordmode operands.
6696 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6697 David Ung <davidu@mips.com>
6699 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6700 (TARGET_SCHED_REORDER2): Define.
6701 (mips_maybe_swap_ready): New.
6702 (mips_last_74k_agen_insn): New.
6703 (mips_74k_agen_init): New.
6704 (mips_74k_agen_reorder): New function to group loads and stores
6706 (mips_sched_init): New.
6707 (mips_sched_reorder): Don't do initialization here. Call
6708 mips_74k_agen_reorder.
6709 (mips_variable_issue): Call mips_74k_agen_init.
6711 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6713 * tree-flow-inline.h (get_filename): Remove.
6715 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6717 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6719 (mips_fetch_insns): Delete in favor of...
6720 (mips_load_store_insns): ...this new function.
6721 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6722 to say whether multiword moves _might_ be split.
6723 (mips_fetch_insns): Delete in favor of...
6724 (mips_load_store_insns): ...this new function.
6725 (mips_rtx_costs): Update the call to mips_address_insns.
6726 (mips_address_cost): Likewise.
6727 * config/mips/mips.md (length): Use mips_load_store_insns instead
6728 of mips_fetch_insns.
6729 * config/mips/constraints.md (R): Use mips_address_insns rather
6730 than mips_fetch_insns. Assume that the move never needs to be split.
6732 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6734 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6735 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6736 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6737 * config/mips/mips.h (mips16_hard_float): Delete.
6738 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6739 definitions, and replace with....
6740 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6741 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6742 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6743 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6744 (override_options): Replace MASK_SOFT_FLOAT references with
6745 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6746 and mips16_hard_float when TARGET_MIPS16.
6748 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6751 * c-typeck.c (build_binary_op): Check for non pointer types before
6752 calling int_fits_type_p.
6754 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6757 * fold-const.c (omit_one_operand): Return only the ommitted expression
6758 if the result is an empty statement.
6759 (pedantic_omit_one_operand): Likewise.
6761 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6763 * c-typeck.c (readonly_error): Improve error for assignment.
6765 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6767 (pp_c_expression): Ditto.
6769 2007-08-09 Simon Baldwin <simonb@google.com>
6771 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6772 break that was preventing simplify_associative_operation() for xor.
6774 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6775 Nigel Stephens <nigel@mips.com>
6777 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6778 Document change in interpretation of value from boolean to
6780 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6781 ffs and ctz using clz.
6782 (expand_unop): Call them.
6783 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6785 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6786 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6787 enable the new ffs expansion on this target.
6789 2007-08-09 Jan Hubicka <jh@suse.cz>
6791 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6792 (expand_ternary_op): Likewise.
6793 (expand_vec_shift_expr): Likewise.
6794 (expand_binop_directly): Likewise.
6795 (expand_binop): Likewise.
6796 (sign_expand_binop): Likewise.
6797 (expand_twoval_unop): Likewise.
6798 (expand_twoval_binop): Likewise.
6799 (expand_twoval_binop_libfunc): Likewise.
6800 (widen_clz): Likewise.
6801 (widen_bswap): Likewise.
6802 (expand_parity): Likewise.
6803 (expand_unop): Likewise.
6804 (expand_abs_nojump): Likewise.
6805 (expand_copysign): Likewise.
6806 (emit_no_conflict_block): Likewise.
6807 (emit_libcall_block): Likewise.
6808 (can_compare_p): Likewise.
6809 (prepare_cmp_insn): Likewise.
6810 (emit_cmp_and_jump_insn_1): Likewise.
6811 (prepare_float_lib_cmp): Likewise.
6812 (emit_conditional_add): Likewise.
6813 (gen_add2_insn): Likewise.
6814 (have_add2_insn): Likewise.
6815 (gen_sub2_insn): Likewise.
6816 (have_sub2_insn): Likewise.
6817 (can_extend_p): Likewise.
6818 (can_fix_p): Likewise.
6819 (can_float_p): Likewise.
6820 (expand_float): Likewise.
6821 (expand_fix): Likewise.
6822 (expand_sfix_optab): Likewise.
6823 (new_optab): Likewise.
6824 (new_convert_optab): Likewise.
6825 (init_libfuncs): Likewise.
6826 (init_interclass_conv_libfuncs): Likewise.
6827 (init_intraclass_conv_libfuncs): Likewise.
6828 (set_conv_libfunc): Likewise.
6829 (init_optabs): Likewise.
6830 (debug_optab_libfuncs): Likewise.
6831 (gen_cond_trap): Likewise.
6832 * optabs.h (optab_handler, convert_optab_hanlder): New.
6833 * genopinit.c: Update optabs generation table.
6834 * reload.c (find_reloads_address_1): Use optabs accestors.
6835 * builtins.c (expand_builtin_mathfn): Likewise.
6836 (expand_builtin_mathfn_2): Likewise.
6837 (expand_builtin_mathfn_3): Likewise.
6838 (expand_builtin_interclass_mathfn): Likewise.
6839 (expand_builtin_sincos): Likewise.
6840 (expand_builtin_cexpi): Likewise.
6841 (expand_builtin_powi): Likewise.
6842 (expand_builtin_strlen): Likewise.
6843 * dojump.c (do_jump): Likewise.
6844 * expr.c (convert_move): Likewise.
6845 (move_by_pieces): Likewise.
6846 (move_by_pieces_ninsns): Likewise.
6847 (can_store_by_pieces): Likewise.
6848 (store_by_pieces_1): Likewise.
6849 (emit_move_via_integer): Likewise.
6850 (emit_move_complex): Likewise.
6851 (emit_move_ccmode): Likewise.
6852 (emit_move_insn_1): Likewise.
6853 (emit_single_push_insn): Likewise.
6854 (store_constructor): Likewise.
6855 (expand_expr_real_1): Likewise.
6856 (do_store_flag): Likewise.
6857 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6858 (enumerate_modes): Likewise.
6859 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6860 (supportable_widening_operation): Likewise.
6861 (supportable_narrowing_operation): Likewise.
6862 * expmed.c (store_bit_field_1): Likewise.
6863 (extract_bit_field_1): Likewise.
6864 (expand_mult_highpart_optab): Likewise.
6865 (expand_smod_pow2): Likewise.
6866 (expand_divmod): Likewise.
6867 (emit_store_flag): Likewise.
6868 * tree-vect-patterns.c
6869 (vect_pattern_recog_1): Likewise.
6870 * tree-ssa-loop-prefetch.c
6871 (nontemporal_store_p): Likewise.
6872 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6873 (vect_create_epilog_for_reduction): Likewise.
6874 (vectorizable_reduction): Likewise.
6875 (vectorizable_operation): Likewise.
6876 (vect_strided_store_supported): Likewise.
6877 (vectorizable_store): Likewise.
6878 (vect_strided_load_supported): Likewise.
6879 (vectorizable_load): Likewise.
6880 * combine.c (simplify_comparison): Likewise.
6881 * tree-vect-generic.c
6882 (type_for_widest_vector_mode): Likewise.
6883 (expand_vector_operations_1): Likewise.
6884 * config/spu/spu.c (spu_expand_mov): Likewise.
6885 (spu_emit_vector_compare): Likewise.
6886 * config/rs6000/rs6000.c
6887 (rs6000_emit_vector_compare): Likewise.
6888 * stmt.c (add_case_node): Likewise.
6889 * reload1.c (gen_reload):
6891 2007-08-09 Michael Matz <matz@suse.de>
6893 * tree.h (fixed_zerop): Declare as taking a const_tree.
6894 * tree.c (fixed_zerop): Take a const_tree.
6896 2007-08-09 Ira Rosen <irar@il.ibm.com>
6898 * tree-vect-transform.c (vectorizable_store): Remove call to
6899 copy_virtual_operands() and call mark_symbols_for_renaming() for
6900 the created vector store.
6901 (vect_setup_realignment): Don't call copy_virtual_operands() and
6902 update_vuses_to_preheader().
6903 (vectorizable_load): Don't call copy_virtual_operands().
6904 (update_vuses_to_preheader): Remove.
6906 2007-08-08 Chao-ying Fu <fu@mips.com>
6908 * tree.def (FIXED_POINT_TYPE): New type.
6909 (FIXED_CST): New constant.
6910 (FIXED_CONVERT_EXPR): New expr.
6911 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6912 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6913 * tree.h (struct tree_base): Add saturating_flag.
6914 Remove one bit of spare for saturating_flag.
6915 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6916 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6917 FIXED_POINT_TYPE_P): Define.
6918 (TYPE_SATURATING): Define.
6919 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6920 (struct tree_fixed_cst): New.
6921 (TYPE_IBIT, TYPE_FBIT): Define.
6922 (tree_node): Add fixed_cst.
6923 (enum tree_index): Add new enumeration values of
6924 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6925 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6926 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6927 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6928 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6929 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6930 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6931 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6932 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6933 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6934 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6935 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6936 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6937 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6938 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6939 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6940 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6941 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6942 (sat_short_fract_type_node, sat_fract_type_node,
6943 sat_long_fract_type_node, sat_long_long_fract_type_node,
6944 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6945 sat_unsigned_long_fract_type_node,
6946 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6947 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6948 unsigned_short_fract_type_node, unsigned_fract_type_node,
6949 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6950 sat_short_accum_type_node, sat_accum_type_node,
6951 sat_long_accum_type_node, sat_long_long_accum_type_node,
6952 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6953 sat_unsigned_long_accum_type_node,
6954 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6955 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6956 unsigned_short_accum_type_node, unsigned_accum_type_node,
6957 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6958 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6959 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6960 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6961 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6962 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6963 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6964 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6965 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6966 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6967 sat_uda_type_node, sat_uta_type_node): New macro.
6968 (make_fract_type, make_accum_type): Declare.
6969 (make_signed_fract_type, make_unsigned_fract_type,
6970 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6971 make_signed_accum_type, make_unsigned_accum_type,
6972 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6973 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6974 make_or_reuse_sat_signed_fract_type,
6975 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6976 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6977 make_or_reuse_sat_unsigned_accum_type): New macro.
6978 (fixed_zerop): Declare.
6979 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6980 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6981 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6982 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6983 * treestruct.def: Add TS_FIXED_CST.
6984 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6986 (tree-dump.o): Likewise.
6987 (print-tree.o): Likewise.
6988 (tree-pretty-print.o): Likewise.
6989 (fold-const.o): Likewise.
6990 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6991 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6992 (is_gimple_min_invariant): Handle FIXED_CST.
6993 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6994 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6995 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6996 (layout_type): Handle FIXED_POINT_TYPE.
6997 (make_fract_type, make_accum_type): New functions.
6998 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6999 * tree-dump.c (fixed-value.h): New include.
7000 (dump_fixed): New function.
7001 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7002 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7003 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7004 * tree-pretty-print.c (fixed-value.h): New include.
7005 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7007 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7008 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7009 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7010 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7011 for non-saturating fixed-point types.
7012 (reassociate_bb): Likewise.
7013 * emit-rtl.c (fixed-value.h): New include.
7014 (fconst0, fconst1): New array.
7015 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7016 * tree-vect-generic.c expand_vector_operation): Support
7017 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7019 (type_for_widest_vector_mode): Add one parameter for the
7021 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7023 Pass the satp parameter to type_for_mode for fixed-point types.
7024 (expand_vector_operations_1): Pass the saturating flag to
7025 type_for_widest_vector_mode.
7026 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7027 and MODE_VECTOR_UACCUM.
7028 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7029 (vectorizable_condition): Likewise.
7030 * tree.c (fixed-value.h): New include.
7031 (tree_code_size): Support FIXED_CST.
7032 (build_fixed): New function.
7033 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7034 (fixed_zerop): New function.
7035 (tree_node_structure): Support FIXED_CST.
7036 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7037 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7038 (type_hash_eq): Handle FIXED_POINT_TYPE.
7039 (simple_cst_equal): Support FIXED_CST.
7040 (iterative_hash_expr): Handle FIXED_CST.
7041 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7042 (get_narrower): Likewise.
7043 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7044 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7045 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7046 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7048 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7049 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7050 (initializer_zerop): Support FIXED_CST.
7051 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7052 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7053 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7054 (is_base_type): Handle FIXED_POINT_TYPE.
7055 (add_type_attribute): Handle FIXED_POINT_TYPE.
7056 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7057 * print-tree.c (fixed-value.h): New include.
7058 (print_node_brief): Support FIXED_CST.
7059 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7060 * c-pretty-print.c (fixed-value.h): New include.
7061 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7062 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7063 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7064 Support fixed-point types for inner items in VECTOR_TYPE.
7065 (pp_c_direct_declarator): Likewise.
7066 (pp_c_declarator): Likewise.
7067 (pp_c_fixed_constant): New function.
7068 (pp_c_constant): Handle FIXED_CST.
7069 (pp_c_primary_expression): Likewise.
7070 (pp_c_expression): Likewise.
7071 * fold-const.c (fixed-value.h): New include.
7072 (negate_expr_p): Return true for FIXED_CST.
7073 (fold_negate_expr): Support FIXED_CST.
7074 (split_tree): Support FIXED_CST.
7075 (const_binop): Support FIXED_CST.
7076 (fold_convert_const_int_from_fixed): New function to convert from
7078 (fold_convert_const_real_from_fixed): New function to convert from
7080 (fold_convert_const_fixed_from_fixed): New function to convert from
7081 fixed to another fixed.
7082 (fold_convert_const_fixed_from_int): New function to convert from
7084 (fold_convert_const_fixed_from_real): New function to convert from
7086 (fold_convert_const): Support conversions from fixed to int, from
7087 fixed to real, from fixed to fixed, from int to fixed, and from real
7089 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7090 (operand_equal_p): Support FIXED_CST.
7091 (make_range): For fixed-point modes, we need to pass the
7092 saturating flag as the 2nd parameter.
7093 (tree_swap_operands_p): Handle FIXED_CST.
7094 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7096 (fold_unary): Support FIXED_CONVERT_EXPR.
7097 (fold_binary): Handle FIXED_CST.
7098 Make sure the type is not saturating, before associating operations.
7099 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7100 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7101 (fold_negate_const): Support FIXED_CST.
7102 (fold_relational_const): Support FIXED_CST.
7103 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7104 (gimplify_expr): Handle FIXED_CST.
7105 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7106 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7107 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7108 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7109 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7110 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7111 LONG_LONG_ACCUM_TYPE_SIZE.
7112 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7113 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7114 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7115 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7116 MODE_ACCUM, and MODE_UACCUM.
7117 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7118 fixed-point types to disable reduction.
7119 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7121 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7123 * config/rs6000/x-rs6000: New file.
7124 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7125 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7126 (EXTRA_SPEC_FUNCTIONS): Define.
7127 (HAVE_LOCAL_CPU_DETECT): Define.
7128 (CC1_CPU_SPEC): Define.
7129 * config/rs6000/driver-rs6000.c: New file.
7130 * config/rs6000/aix.h (CC1_SPEC): Define.
7131 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7132 * config.host: Add x-rs6000 to host_xmake_file if host and target
7133 are rs6000 or powerpc.
7135 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7137 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7139 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7140 Sandra Loosemore <sandra@codesourcery.com>
7141 Chao-ying Fu <fu@mips.com>
7142 Nigel Stephens <nigel@mips.com>
7143 David Ung <davidu@mips.com>
7145 * doc/invoke.texi (-mcode-readable): Document.
7146 * config/mips/mips.opt (mcode-readable): New option.
7147 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7148 * config/mips/mips.h (mips_code_readable_setting): New enum.
7149 (mips_code_readable): Declare.
7150 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7151 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7152 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7153 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7154 boiler-plate comments.
7155 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7156 * config/mips/mips.c (mips_code_readable): New variable.
7157 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7158 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7159 context and -mcode-readable setting to restrict the use of
7160 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7161 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7162 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7163 (mips_blocks_for_constant_p): Only return false for
7164 TARGET_MIPS16_PCREL_LOADS.
7165 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7166 for MIPS16. Handle SYMBOL_32_HIGH.
7167 (mips_const_insns): Allow HIGHs for MIPS16 too.
7168 (mips_unspec_address_offset): New function, split out from...
7169 (mips_unspec_address): ...here.
7170 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7171 16-bit symbolic constants. Assert approropiate conditions for
7172 using the "la" and "dla" macros.
7173 (mips_handle_option): Handle -mcode-readable=.
7174 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7175 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7176 (mips_strip_unspec_address): New function, split out from...
7177 (print_operand_reloc): ...here.
7178 (print_operand): Pass constants through mips_strip_unspec_address.
7179 (print_operand_address): Likewise.
7180 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7181 (mips_select_rtx_section): Remove MIPS16 handling.
7182 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7183 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7184 (mips16_lay_out_constants): Do nothing unless
7185 TARGET_MIPS16_PCREL_LOADS.
7186 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7187 * config/mips/mips.md: Split HIGHs for MIPS16.
7188 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7190 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7192 * config/mips/mips-protos.h (mips_emit_move): Declare.
7193 * config/mips/mips.c (mips_emit_move): New function.
7194 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7195 (mips_legitimize_const_move): Likewise.
7196 (mips_legitimize_move): Likewise.
7197 (mips_split_64bit_move): Likewise.
7198 (mips_restore_gp): Likewise.
7199 (mips_load_call_address): Likewise.
7200 (mips_emit_fcc_reload): Likewise.
7201 (mips_set_return_address): Likewise.
7202 (mips_block_move_straight): Likewise.
7203 (mips_block_move_loop): Likewise.
7204 (mips_setup_incoming_varargs): Likewise.
7205 (mips_save_reg): Likewise.
7206 (mips_expand_prologue): Likewise.
7207 (mips_restore_reg): Likewise.
7208 (mips_expand_epilogue): Likewise.
7209 (mips_output_mi_thunk): Likewise.
7210 (build_mips16_call_stub): Likewise.
7211 (mips_builtin_branch_and_move): Likewise.
7212 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7213 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7214 (fixuns_truncdfdi2): Likewise.
7215 (fixuns_truncsfsi2): Likewise.
7216 (fixuns_truncsfdi2): Likewise.
7217 (loadgp_absolute): Likewise.
7218 (builtin_setjmp_setup): Likewise.
7219 (builtin_longjmp): Likewise.
7220 (untyped_call): Likewise.
7222 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7224 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7225 an "rtx *" argument. Return a bool.
7226 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7227 values and return true if they can be split. Take the same kind of
7228 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7229 and store the lo_sum there if nonnull. Use the symbol type to
7230 determine whether a $gp or HIGH is needed.
7231 (mips_legitimize_address): Update call to mips_split_symbol and
7232 simplify accordingly.
7233 (mips_legitimize_const_move): Likewise.
7234 * config/mips/mips.md: In the combine define_split,
7235 check mips_split_symbol instead of splittable_symbolic_operand.
7236 Update use of mips_split_symbol in the generator code.
7237 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7239 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7241 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7242 (mips_symbol_insns_1): New function, split out from...
7243 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7244 and stores separately from load addresses.
7245 (mips_classify_address): Replace uses of mips_symbolic_address_p
7246 with uses of mips_symbol_insns.
7247 (mips_address_insns): Update calls to mips_symbol_insns.
7248 (mips_const_insns): Likewise.
7249 (mips_legitimize_address): Likewise.
7251 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7253 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7254 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7255 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7256 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7257 non-call contexts if TARGET_MIPS16.
7258 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7259 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7260 code for SYMBOL_ABSOLUTE.
7261 (mips_symbol_insns): Likewise.
7263 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7265 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7266 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7267 (mips_symbolic_constant_p): Likewise. Update the call to
7268 mips_classify_symbol.
7269 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7270 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7271 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7272 (print_operand_reloc): Add a context argument. Update the call to
7273 mips_symbolic_constant_p.
7274 (print_operand): Update the calls to print_operand_reloc.
7275 (print_operand_address): Use print_operand_reloc rather than
7277 (mips_rewrite_small_data_p): Add a context argument. Update the call
7278 to mips_symbolic_constant_p.
7279 (mips_small_data_pattern_1): Make DATA the containing mem.
7280 Update the call to mips_rewrite_small_data_p.
7281 (mips_rewrite_small_data_1): Likewise.
7282 (mips_use_anchors_for_symbol_p): Update the call to
7283 mips_symbolic_constant_p.
7284 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7285 (splittable_symbolic_operand): Likewise.
7286 (move_operand): Likewise.
7287 (absolute_symbolic_operand): Likewise.
7288 (got_disp_operand): Likewise.
7289 (got_page_ofst_operand): Likewise.
7291 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7293 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7294 (SYMBOL_ABSOLUTE): ...this.
7295 (SYMBOL_SMALL_DATA): Rename to...
7296 (SYMBOL_GP_RELATIVE): ...this.
7297 (SYMBOL_CONSTANT_POOL): Rename to...
7298 (SYMBOL_PC_RELATIVE): ...this.
7299 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7300 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7301 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7302 after above changes.
7303 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7304 (general_symbolic_operand): Rename to...
7305 (absolute_symbolic_operand): ...this.
7306 * config/mips/mips.md: Update after above changes.
7308 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7309 Revital Eres <eres@il.ibm.com>
7311 * ddg.c (print_ddg): Add dump information.
7312 * modulo-sched.c (print_node_sched_params): Add parameter and
7314 (calculate_maxii): Remove function.
7315 (undo_generate_reg_moves): Likewise.
7316 (undo_permute_partial_schedule): Likewise.
7317 (kernel_number_of_cycles): Likewise.
7318 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7319 (sms_schedule): Use it. Remove profitability checks.
7320 (sms_schedule_by_order): Fix order of nodes within the cycle.
7322 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7324 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7325 -profile option, add pie support.
7326 (ENDFILE_SPEC): New spec.
7327 * config/gnu.h (LIB_SPEC): Add -profile option.
7329 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7331 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7332 * config/gnu.h (LIB_SPEC): Likewise.
7334 2007-08-07 Yaz Saito <saito@google.com>
7335 Ian Lance Taylor <iant@google.com>
7337 * common.opt (finstrument-functions-exclude-function-list): New
7339 (finstrument-functions-exclude-file-list): New option.
7340 * opts.c (char_p): Define and DEF_VEC.
7341 (flag_instrument_functions_exclude_functions): New static
7343 (flag_instrument_functions_exclude_files): New static variable.
7344 (add_instrument_functions_exclude_list): New static function.
7345 (flag_instrument_functions_exclude_p): New function.
7346 (common_handle_option): Handle new options.
7347 * flags.h (flag_instrument_functions_exclude_p): Declare.
7348 * gimplify.c (gimplify_function_tree): Call
7349 flag_instrument_functions_exclude_p.
7350 * doc/invoke.texi (Option Summary): Mention new options.
7351 (Code Gen Options): Document new options.
7353 2007-08-07 Ian Lance Taylor <iant@google.com>
7355 PR rtl-optimization/32776
7356 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7357 (resolve_use): Likewise.
7358 (decompose_multiword_subregs): Remove "changed" local variable.
7360 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7362 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7363 * configure: Regenerate.
7364 * config.in: Regenerate.
7365 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7368 2007-08-07 Ian Lance Taylor <iant@google.com>
7370 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7371 note, just delete the insn.
7373 2007-08-07 Andreas Schwab <schwab@suse.de>
7376 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7379 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7381 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7382 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7383 (decompose_multiword_subregs): Use the functions above to decompose
7384 multiword shifts and zero-extends.
7386 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7388 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7389 "assemble" descriptions which were swapped.
7391 2007-08-06 Chao-ying Fu <fu@mips.com>
7393 * fixed-value.h: New file.
7394 * fixed-value.c: New file.
7395 * Makefile.in (OBJS-common): Add fixed-value.o.
7396 (fixed-value.o): New rule.
7397 (GTFILES): Add fixed-value.h.
7398 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7399 to compare a.low and b.low.
7400 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7402 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7403 Daniel Jacobowitz <dan@codesourcery.com>
7406 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7408 (x86_64-*-netbsd*): Likewise.
7409 (x86_64-*-linux*): Likewise.
7410 (x86_64-*-kfreebsd*-gnu): Likewise.
7411 (x86_64-*-knetbsd*-gnu): Likewise.
7412 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7414 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7416 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7417 Add -fno-asynchronous-unwind-tables.
7419 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7420 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7421 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7422 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7423 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7425 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7427 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7428 (TARGET_C_MODE_FOR_SUFFIX): New.
7430 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7432 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7434 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7436 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7438 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7440 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7441 before checking function returns in conditional expressions.
7443 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7446 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7448 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7451 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7452 for INTEGRAL_TYPE_P.
7454 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7456 * configure.ac: Remove --enable-checking=df from default settings.
7457 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7458 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7459 if the parameter is true.
7460 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7461 DF_VERIFY_SCHEDULED flag is true.
7462 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7463 (df_finish_pass): Adjust prototype.
7464 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7467 * see.c (pass_see): Add TODO_df_verify.
7468 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7469 * global.c (rest_of_handle_global_alloc): Schedule verification
7471 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7473 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7474 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7475 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7477 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7478 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7479 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7481 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7482 Revital Eres <eres@il.ibm.com>
7484 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7486 * ddg.c (create_ddg_dependence): Rename to...
7487 (create_ddg_dep_from_intra_loop_link): This. Do not check
7488 for interloop edges. Do not create anti dependence edge when
7489 a true dependence edge exists in the opposite direction and
7490 -fmodulo-sched-allow-regmoves is set.
7491 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7492 (add_cross_iteration_register_deps): Create anti dependence edge
7493 when -fno-modulo-sched-allow-regmoves is set.
7494 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7496 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7498 * config/arm/arm.md (movsi): Add braces.
7500 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7503 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7504 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7507 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7509 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7510 state accessor functions.
7511 * cfgloopmanip.c (remove_path, create_preheaders,
7512 force_single_succ_latches, fix_loop_structure): Ditto.
7513 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7514 tree_duplicate_loop_to_header_edge): Ditto.
7515 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7516 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7518 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7519 cleanup_tree_cfg): Ditto.
7520 * tree-cfg.c (tree_merge_blocks): Ditto.
7521 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7522 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7523 loop_preheader_edge, single_exit): Ditto.
7524 (flow_loops_find): Do not clear loops->state.
7525 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7526 loops_state_clear): New functions.
7528 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7531 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7532 when adding to the base and convert ELT to sizetype instead of type.
7534 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7537 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7538 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7540 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7543 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7544 correct type the negate expression.
7546 2007-08-03 Jan Hubicka <jh@suse.cz>
7548 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7551 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7553 * config/rs6000/rs6000.c (struct processor_cost): Change
7554 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7555 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7557 (rios1_costs, rios2_cost): Correct cache line size.
7558 (rs6000_override_options): Set l2-cache-size parameter.
7560 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7561 Diego Novillo <dnovillo@google.com>
7564 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7565 if the range includes 0.
7567 2007-08-03 Ben Elliston <bje@au.ibm.com>
7569 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7570 mode to unspec expressions to silence a warning from the generator
7573 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7575 * config/ia64/constraints.md ("U"): Make constraint vector only.
7577 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7580 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7581 always_inline attribute on the function decl.
7583 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7586 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7587 if we are compiling with -fPIC.
7589 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7590 Nigel Stephens <nigel@mips.com>
7592 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7593 Define for MIPS32 and MIPS64.
7595 2007-08-02 Nick Clifton <nickc@redhat.com>
7597 * config/host-hpux.c: Change copyright header to refer to version
7598 3 of the GNU General Public License and to point readers at the
7599 COPYING3 file and the FSF's license web page.
7600 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7601 config/alpha/linux.h, config/alpha/alpha.opt,
7602 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7603 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7604 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7605 config/alpha/alpha.h, config/alpha/sync.md,
7606 config/alpha/openbsd.h, config/alpha/alpha.md,
7607 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7608 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7609 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7610 config/alpha/constraints.md, config/alpha/osf.h,
7611 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7612 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7613 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7614 config/frv/frv-asm.h, config/frv/frv-protos.h,
7615 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7616 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7617 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7618 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7619 config/s390/s390.opt, config/s390/s390-modes.def,
7620 config/s390/fixdfdi.h, config/s390/constraints.md,
7621 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7622 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7623 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7624 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7625 config/m32c/prologue.md, config/m32c/m32c.abi,
7626 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7627 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7628 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7629 config/m32c/jump.md, config/m32c/shift.md,
7630 config/m32c/m32c-protos.h, config/libgloss.h,
7631 config/spu/spu-protos.h, config/spu/predicates.md,
7632 config/spu/spu-builtins.h, config/spu/spu.c,
7633 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7634 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7635 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7636 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7637 config/sparc/hypersparc.md, config/sparc/predicates.md,
7638 config/sparc/linux.h, config/sparc/sp64-elf.h,
7639 config/sparc/supersparc.md, config/sparc/cypress.md,
7640 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7641 config/sparc/niagara.md, config/sparc/sparc.md,
7642 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7643 config/sparc/sparc.opt, config/sparc/sync.md,
7644 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7645 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7646 config/sparc/sparc.c, config/sparc/little-endian.opt,
7647 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7648 config/sparc/linux64.h, config/sparc/freebsd.h,
7649 config/sparc/sol2.h, config/sparc/rtemself.h,
7650 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7651 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7652 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7653 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7654 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7655 config/m32r/linux.h, config/m32r/constraints.md,
7656 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7657 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7658 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7659 config/i386/i386.md, config/i386/netware-crt0.c,
7660 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7661 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7662 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7663 config/i386/sol2.h, config/i386/constraints.md,
7664 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7665 config/i386/predicates.md, config/i386/geode.md,
7666 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7667 config/i386/freebsd64.h, config/i386/vxworksae.h,
7668 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7669 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7670 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7671 config/i386/netware.h, config/i386/i386-modes.def,
7672 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7673 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7674 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7675 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7676 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7677 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7678 config/i386/xm-mingw32.h, config/i386/linux64.h,
7679 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7680 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7681 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7682 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7683 config/i386/cygwin2.c, config/i386/i386-protos.h,
7684 config/i386/sync.md, config/i386/openbsd.h,
7685 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7686 config/i386/nto.h, config/i386/biarch64.h,
7687 config/i386/i386-coff.h, config/i386/freebsd.h,
7688 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7689 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7690 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7691 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7692 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7693 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7694 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7695 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7696 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7697 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7698 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7699 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7700 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7701 config/sh/superh64.h, config/sh/rtemself.h,
7702 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7703 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7704 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7705 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7706 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7707 config/avr/predicates.md, config/avr/constraints.md,
7708 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7709 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7710 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7711 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7712 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7713 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7714 config/c4x/predicates.md, config/c4x/c4x.h,
7715 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7716 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7717 config/xtensa/linux.h, config/xtensa/xtensa.h,
7718 config/xtensa/elf.h, config/xtensa/xtensa.md,
7719 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7720 config/xtensa/xtensa-protos.h, config/dbx.h,
7721 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7722 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7723 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7724 config/host-solaris.c, config/fr30/fr30.h,
7725 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7726 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7727 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7728 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7729 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7730 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7731 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7732 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7733 config/cris/predicates.md, config/cris/linux.h,
7734 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7735 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7736 config/cris/aout.opt, config/cris/cris-protos.h,
7737 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7738 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7739 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7740 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7741 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7742 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7743 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7744 config/chorus.h, config/mn10300/mn10300.c,
7745 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7746 config/mn10300/mn10300.h, config/mn10300/linux.h,
7747 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7748 config/mn10300/mn10300.md, config/ia64/predicates.md,
7749 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7750 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7751 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7752 config/ia64/freebsd.h, config/ia64/ia64.md,
7753 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7754 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7755 config/gofast.h, config/rtems.h, config/sol2-10.h,
7756 config/m68k/predicates.md, config/m68k/m68k.md,
7757 config/m68k/linux.h, config/m68k/m68k-modes.def,
7758 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7759 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7760 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7761 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7762 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7763 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7764 config/m68k/constraints.md, config/m68k/rtemself.h,
7765 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7766 config/m68k/uclinux.h, config/rs6000/power4.md,
7767 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7768 config/rs6000/linux.h, config/rs6000/eabi.h,
7769 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7770 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7771 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7772 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7773 config/rs6000/windiss.h, config/rs6000/603.md,
7774 config/rs6000/aix41.h, config/rs6000/cell.md,
7775 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7776 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7777 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7778 config/rs6000/default64.h, config/rs6000/7xx.md,
7779 config/rs6000/darwin.opt, config/rs6000/spe.md,
7780 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7781 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7782 config/rs6000/7450.md, config/rs6000/linux64.h,
7783 config/rs6000/constraints.md, config/rs6000/440.md,
7784 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7785 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7786 config/rs6000/rs6000.h, config/rs6000/power6.md,
7787 config/rs6000/predicates.md, config/rs6000/altivec.md,
7788 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7789 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7790 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7791 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7792 config/rs6000/linux64.opt, config/rs6000/sync.md,
7793 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7794 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7795 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7796 config/rs6000/eabispe.h, config/rs6000/e500.h,
7797 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7798 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7799 config/rs6000/aix.h, config/rs6000/vxworks.h,
7800 config/rs6000/40x.md, config/rs6000/aix51.h,
7801 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7802 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7803 config/arc/arc.h, config/mcore/mcore-elf.h,
7804 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7805 config/mcore/mcore.md, config/mcore/mcore.c,
7806 config/mcore/mcore.opt, config/mcore/mcore.h,
7807 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7808 config/score/predicates.md, config/score/score-version.h,
7809 config/score/score-protos.h, config/score/misc.md,
7810 config/score/elf.h, config/score/score.c, config/score/mac.md,
7811 config/score/score7.md, config/score/score.h,
7812 config/score/score-conv.h, config/score/score-mdaux.c,
7813 config/score/score.md, config/score/score.opt,
7814 config/score/score-modes.def, config/score/score-mdaux.h,
7815 config/score/mul-div.S, config/arm/uclinux-elf.h,
7816 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7817 config/arm/symbian.h, config/arm/linux-elf.h,
7818 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7819 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7820 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7821 config/arm/strongarm-pe.h, config/arm/arm.h,
7822 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7823 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7824 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7825 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7826 config/arm/arm-cores.def, config/arm/arm-protos.h,
7827 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7828 config/arm/wince-pe.h, config/arm/neon.md,
7829 config/arm/constraints.md, config/arm/neon.ml,
7830 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7831 config/arm/arm.opt, config/arm/arm926ejs.md,
7832 config/arm/predicates.md, config/arm/iwmmxt.md,
7833 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7834 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7835 config/arm/neon-testgen.ml, config/arm/arm.md,
7836 config/arm/xscale-coff.h, config/arm/pe.c,
7837 config/arm/arm-generic.md, config/arm/pe.h,
7838 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7839 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7840 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7841 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7842 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7843 config/pa/predicates.md, config/pa/pa64-hpux.h,
7844 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7845 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7846 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7847 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7848 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7849 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7850 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7851 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7852 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7853 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7854 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7855 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7856 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7857 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7858 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7859 config/mips/linux64.h, config/mips/elforion.h,
7860 config/mips/constraints.md, config/mips/generic.md,
7861 config/mips/predicates.md, config/mips/4300.md,
7862 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7863 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7864 config/mips/5k.md, config/mips/vr4120-div.S,
7865 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7866 config/mips/mips-protos.h, config/mips/6000.md,
7867 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7868 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7869 config/mips/mips-modes.def, config/mips/vr.h,
7870 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7871 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7872 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7873 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7874 config/vax/openbsd1.h, config/vax/netbsd.h,
7875 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7876 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7877 config/h8300/rtems.h, config/h8300/predicates.md,
7878 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7879 config/h8300/h8300.md, config/h8300/h8300.opt,
7880 config/h8300/coff.h, config/h8300/h8300-protos.h,
7881 config/v850/v850.md, config/v850/predicates.md,
7882 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7883 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7884 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7885 config/mmix/mmix.h, config/mmix/predicates.md,
7886 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7887 config/mmix/mmix.c, config/mmix/mmix.opt,
7888 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7889 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7890 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7891 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7894 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7896 * emit-rtl.c (reset_used_decls): Rename to...
7897 (set_used_decls): ...this. Set the used flag rather than clearing it.
7898 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7899 DECL_RTLs rather than resetting them.
7901 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7903 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7905 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7907 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7908 argument to find_reloads_address.
7910 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7912 PR tree-optimization/32919
7913 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7914 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7915 (coalesce_ssa_name): Call it.
7917 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7918 David Ung <davidu@mips.com>
7920 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7921 (__mips16_unorddf2, __mips16_floatunsidf): New.
7922 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7924 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7926 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7928 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7929 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7930 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7931 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7932 * omp-low.c (get_ws_args_for, determine_parallel_type,
7933 expand_omp_for_generic, expand_omp_for_static_nochunk,
7934 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7935 Work with more precise CFG.
7936 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7937 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7939 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7940 * gimple-low.c (lower_stmt): Ditto.
7941 * tree-inline.c (estimate_num_insns_1): Ditto.
7942 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7943 (OMP_SECTIONS_SWITCH): New.
7944 * tree-cfgcleanup.c (cleanup_omp_return): New.
7945 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7946 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7947 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7948 (tree_redirect_edge_and_branch): Handle omp constructs.
7950 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7951 with three arguments.
7953 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7955 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7958 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7960 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7961 the loop structures may need fixing.
7962 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7964 (cleanup_tree_cfg_loop): Removed.
7965 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7966 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7967 instead of running cleanup_tree_cfg_loop.
7968 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7969 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7970 (tree_predictive_commoning): Declaration changed.
7971 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7973 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7975 * doc/invoke.texi (l1-cache-size): Update documentation.
7976 (l2-cache-size): Document.
7977 * params.h (L2_CACHE_SIZE): New macro.
7978 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7979 that L1_CACHE_SIZE is in kB now.
7980 (L2_CACHE_SIZE_BYTES): New macro.
7981 (tree_ssa_prefetch_arrays): Show size in kB.
7982 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7983 and l2_cache_size fields.
7984 * config/i386/driver-i386.c (describe_cache): Detect cache size
7986 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7987 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7988 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7989 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7990 (override_options): Set l1-cache-size and l2-cache-size to default
7991 values if not specified otherwise.
7992 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7993 (PARAM_L2_CACHE_SIZE): New.
7995 2007-08-01 Nigel Stephens <nigel@mips.com>
7996 David Ung <davidu@mips.com>
7997 Thiemo Seufer <ths@mips.com>
7998 Chris Dearman <chris@mips.com>
7999 Richard Sandiford <richard@codesourcery.com>
8001 * config.gcc (mips*-sde-elf*): New stanza.
8002 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8003 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8004 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8005 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8006 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8007 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8009 * config/mips/sde.h: New file.
8010 * config/mips/t-libgcc-mips16: Likewise.
8011 * config/mips/t-sde: Likewise.
8012 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8013 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8014 _MIPS_FPSET and _MIPS_SZINT.
8015 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8016 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8017 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8018 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8019 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8020 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8021 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8022 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8023 _MIPS_SZPTR and _MIPS_FPSET.
8024 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8025 architecture is specified.
8026 (MIPS_32BIT_OPTION_SPEC): New macro.
8028 2007-07-31 Dan Hipschman <dsh@google.com>
8030 * gcc.c (end_going_arg): New function.
8031 (do_spec_2): Use it.
8032 (do_spec_1): Use it.
8034 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8036 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8037 only if ENABLE_CHECKING is defined.
8039 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8041 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8042 df_ru_add_problem, df_ru_get_bb_info): Removed.
8043 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8044 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8045 df_ru_free_bb_info, df_ru_alloc,
8046 df_ru_bb_local_compute_process_def,
8047 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8048 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8049 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8050 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8051 df_ru_add_problem): Removed.
8053 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8056 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8057 (casesi32p, casesi64p): Likewise.
8058 (casesi): Adjust for above.
8060 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8062 * mode-switching.c (create_pre_exit): Don't search past calls.
8064 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8066 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8068 2007-07-31 Revital Eres <eres@il.ibm.com>
8070 * ddg.c (add_deps_for_def): Rename to...
8071 (add_cross_iteration_register_deps): This. Change implementation
8072 to use only reaching def and def-use chains to construct the
8073 inter loop dependencies.
8074 (add_deps_for_use): Remove function.
8075 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8076 function to build the inter loop dependencies.
8077 * modulo-sched.c (sms_schedule): Build only
8078 reaching def and def-use chains for the propose of the ddg
8081 2007-07-31 Julian Brown <julian@codesourcery.com>
8083 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8084 New define_insns. Use correct RTL.
8085 (vec_set<mode>): Write as expander.
8087 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8089 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8090 to an unallocated space.
8092 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8095 (split_constant_offset): Enable split_constant_offset to extract
8096 constants from other statements.
8097 * tree-vect-transform.c
8098 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8099 to a temp var. Force base_offset to be simple.
8101 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8103 * df-scan.c (df_scan_verify): Remove artificial limit on
8104 the number of blocks for verification.
8105 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8106 df_simulate_defs): Avoid unnecessary insn checking for defs.
8108 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8110 * config/m68k/lb1sf68.asm (FUNC): New macro.
8112 (__udivsi3): Likewise.
8113 (__divsi3): Likewise.
8114 (__umodsi3): Likewise.
8115 (__modsi3): Likewise.
8116 (__subdf3): Likewise.
8117 (__adddf3): Likewise.
8118 (__muldf3): Likewise.
8119 (__divdf3): Likewise.
8120 (__negdf2): Likewise.
8121 (__cmpdf2): Likewise.
8122 (__subsf3): Likewise.
8123 (__addsf3): Likewise.
8124 (__mulsf3): Likewise.
8125 (__divsf3): Likewise.
8126 (__negsf2): Likewise.
8127 (__cmpsf2): Likewise.
8128 (__eqdf2): Likewise.
8129 (__nedf2): Likewise.
8130 (__gtdf2): Likewise.
8131 (__gedf2): Likewise.
8132 (__ltdf2): Likewise.
8133 (__ledf2): Likewise.
8134 (__eqsf2): Likewise.
8135 (__nesf2): Likewise.
8136 (__gtsf2): Likewise.
8137 (__gesf2): Likewise.
8138 (__ltsf2): Likewise.
8139 (__lesf2): Likewise.
8141 2007-07-30 Ollie Wild <aaw@google.com>
8143 * c-ppoutput.c (print_lines_directives_only): New function.
8144 (scan_translation_unit_directives_only): New function.
8145 (preprocess_file): Add call to scan_translation_unit_directives_only.
8146 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8147 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8148 -fdirectives-only. Add errors for -fdirectives-only conflict with
8149 -Wunused-macros and -traditional.
8150 (finish_options): Add builtin macro initialization for
8151 -fdirectives-only + -fpreprocessed.
8152 * c.opt (fdirectives-only): New.
8153 * doc/cppopts.texi (fdirectives-only): New.
8155 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8157 * alias.c (record_set, memory_modified_1): Constify.
8158 * bt-load.c (note_btr_set): Likewise.
8159 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8160 * combine.c (set_nonzero_bits_and_sign_copies,
8161 expand_field_assignment, record_dead_and_set_regs_1,
8162 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8163 likely_spilled_retval_1): Likewise.
8164 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8165 frv_io_handle_set): Likewise.
8166 * config/mips/mips.c (mips_sim_record_set,
8167 vr4130_true_reg_dependence_p_1): Likewise.
8168 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8169 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8170 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8171 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8172 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8173 * ddg.c (mark_mem_store): Likewise.
8174 * df-problems.c (df_urec_mark_reg_change): Likewise.
8175 * function.c (update_epilogue_consts): Likewise.
8176 * gcse.c (record_set_info, record_last_set_info,
8177 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8178 reg_clear_last_set): Likewise.
8179 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8181 * jump.c (reversed_comparison_code_parts): Likewise.
8182 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8183 reg_is_set): Likewise.
8184 * loop-iv.c (mark_altered): Likewise.
8185 * mode-switching.c (reg_becomes_live): Likewise.
8186 * optabs.c (no_conflict_move_test): Likewise.
8187 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8189 * postreload.c (reload_combine_note_store, move2add_note_store):
8191 * regmove.c (flags_set_1): Likewise.
8192 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8194 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8196 * resource.c (update_live_status): Likewise.
8197 * rtl.h (set_of, note_stores): Likewise.
8198 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8199 note_stores, parms_set): Likewise.
8200 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8201 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8203 * var-tracking.c (count_stores, add_stores): Likewise.
8205 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8207 * alias.c (mems_in_disjoint_alias_sets_p,
8208 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8209 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8210 write_dependence_p, mems_in_disjoint_alias_sets_p,
8211 read_dependence, true_dependence, canon_true_dependence,
8212 anti_dependence, output_dependence): Constify.
8213 * combine.c (extended_count): Likewise.
8214 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8215 * cselib.c (get_value_hash, references_value_p,
8216 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8217 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8218 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8219 * function.c (contains, prologue_epilogue_contains,
8220 sibcall_epilogue_contains): Likewise.
8221 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8222 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8223 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8224 reg_or_subregno): Likewise.
8225 * recog.c (asm_noperands): Likewise.
8226 * reload1.c (function_invariant_p): Likewise.
8227 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8228 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8229 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8230 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8231 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8232 extended_count, prologue_epilogue_contains,
8233 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8234 canon_true_dependence, read_dependence, anti_dependence,
8235 output_dependence): Likewise.
8236 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8238 2007-07-30 Julian Brown <julian@codesourcery.com>
8240 * config/arm/neon.md (V_ext): New mode attribute.
8241 (neon_vget_lane<mode>): Replace with define_expand.
8242 (neon_vget_lane<mode>_sext_internal)
8243 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8244 and quad precision vectors.
8245 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8246 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8247 have typeless 32-bit result.
8249 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8252 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8254 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8255 use sizetype for rest.
8256 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8257 (aff_combination_convert): Don't convert rest for pointer types.
8259 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8261 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8263 * tree-ssa-alias.c: Add alloc-pool.h.
8264 (init_alias_info): Free alias_bitmap_obstack.
8265 (delete_alias_info): Call delete_mem_ref_stats.
8266 (get_mem_sym_stats_for): Use alloc_pool.
8267 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8268 (delete_mem_sym_stats): Removed.
8270 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8272 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8273 functions cannot be represented as classical distance vectors.
8275 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8277 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8278 * builtins.c (validate_arg, builtin_mathfn_code,
8279 validate_arglist): Likewise.
8280 * calls.c (call_expr_flags): Likewise.
8281 * combine.c (reg_nonzero_bits_for_combine,
8282 reg_num_sign_bit_copies_for_combine, get_last_value,
8283 reg_truncated_to_mode): Likewise.
8284 * emit-rtl.c (subreg_lowpart_p): Likewise.
8285 * expr.c (highest_pow2_factor_for_target,
8286 categorize_ctor_elements_1, categorize_ctor_elements,
8287 count_type_elements, contains_packed_reference,
8288 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8289 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8290 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8291 native_encode_int, native_encode_real, native_encode_complex,
8292 native_encode_vector, native_encode_expr, native_interpret_int,
8293 native_interpret_real, native_interpret_complex,
8294 native_interpret_vector, native_interpret_expr): Likewise.
8295 * function.c (use_register_for_decl): Likewise.
8296 * gimplify.c (get_name): Likewise.
8297 * langhooks-def.h (lhd_return_null_const_tree): New.
8298 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8299 * langhooks.c (lhd_return_null_const_tree): New.
8300 * langhooks.h (lang_get_callee_fndecl): Constify.
8301 * output.h (constructor_static_from_elts_p): Likewise.
8302 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8303 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8304 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8305 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8306 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8307 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8308 * rtlhooks-def.h (reg_nonzero_bits_general,
8309 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8311 * rtlhooks.c (reg_num_sign_bit_copies_general,
8312 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8314 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8315 * stor-layout.c (mode_for_size_tree): Likewise.
8316 * tree-ssa-loop-im.c (memref_eq): Likewise.
8317 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8318 * tree.c (contains_placeholder_p, type_list_equal,
8319 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8321 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8322 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8323 contains_placeholder_p, contains_packed_reference,
8324 get_callee_fndecl, operand_equal_for_phi_arg_p,
8325 warn_if_unused_value, is_body_block, native_encode_expr,
8326 native_interpret_expr, fold_convertible_p, operand_equal_p,
8327 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8328 validate_arglist, simple_cst_equal, type_list_equal,
8329 use_register_for_decl, call_expr_flags, get_name,
8330 highest_pow2_factor): Likewise.
8331 (const_call_expr_arg_iterator_d,
8332 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8333 first_const_call_expr_arg, more_const_call_expr_args_p,
8334 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8335 * varasm.c (constructor_static_from_elts_p): Constify.
8337 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8339 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8340 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8341 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8342 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8343 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8344 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8345 spelling conventions.
8346 * doc/invoke.texi: Follow spelling conventions.
8348 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8349 Revital Eres <eres@il.ibm.com>
8351 * modulo-sched.c (sms_schedule): Avoid loops which includes
8352 auto-increment instructions.
8354 2007-07-28 Richard Guenther <rguenther@suse.de>
8357 * fold-const.c (fold_cond_expr_with_comparison): Convert
8358 operand zero of MIN/MAX_EXPR to correct type.
8360 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8362 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8363 flags_from_decl_or_type): Constify.
8364 * gcc.c (do_spec_1): Likewise.
8365 * print-tree.c (dump_addr, print_node_brief): Likewise.
8366 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8367 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8368 tree_purge_all_dead_eh_edges): Likewise.
8369 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8370 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8372 * tree.c (expr_location, expr_has_location, expr_locus,
8373 expr_filename, expr_lineno, get_inner_array_type,
8374 fields_compatible_p): Likewise.
8375 * tree.h (get_inner_array_type, fields_compatible_p,
8376 expr_location, expr_has_location, expr_locus, expr_filename,
8377 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8378 setjmp_call_p, alloca_call_p): Likewise.
8380 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8382 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8383 TV_FLOW_INSENSITIVE.
8385 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8387 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8388 (compute_flow_insensitive_aliasing): Ditto for
8389 TV_FLOW_INSENSITIVE.
8391 2007-07-27 Jan Hubicka <jh@suse.cz>
8393 * config/i386/i386.c (register_move_cost): Remove accidentally
8394 comitted #if 0 block.
8396 * attribs.c: Include hashtab.h
8397 (attribute_hash): New.
8398 (substring): New structure.
8399 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8401 (init_attributes): Initialize attribute hash.
8402 (decl_attributes): Use attribute hash.
8403 * Makefile.in (attribs.c): Depend on hashtab.h.
8405 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8407 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8409 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8411 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8412 __mips_dspr2 and __mips_dsp_rev macros.
8413 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8415 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8417 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8419 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8423 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8424 and the updating of the live and do_not_gen sets.
8425 (df_note_bb_compute): Added updating of live and do_not_gen sets
8426 for regular defs so that the case of clobber inside conditional
8427 call is processed correctly.
8429 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8431 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8432 operands with compatible type.
8434 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8436 * expr.h (store_bit_field): Don't return a value.
8437 * expmed.c (check_predicate_volatile_ok): New function.
8438 (store_bit_field_1): New function, extracted from store_bit_field.
8439 Take a fallback_p argument and return true if the operation succeeded.
8440 Only use store_fixed_bit_field if fallback_p. Don't recompute
8441 mode_for_extraction; use op_mode instead. Try forcing memories
8442 into registers if the insv expander fails.
8443 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8444 Don't return a value.
8445 (convert_extracted_bit_field): New function, extracted from
8447 (extract_bit_field_1): Likewise. Take a fallback_p argument
8448 and return NULL if the operation succeeded. Only use
8449 extract_fixed_bit_field if fallback_p. Only calculate one
8450 extraction mode. Combine code for extv and extzv. Try forcing
8451 memories into registers if the ext(z)v expander fails.
8452 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8454 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8456 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8458 (df_ref): Likewise. Put regno with other integer fields.
8460 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8462 * df.h (df_mw_hardreg): Remove "loc" field.
8463 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8465 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8466 split out from df_set_unused_notes_for_mw. Return false for
8467 partial references. Assert that mw_reg is a REG when returning true.
8468 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8469 (df_whole_mw_reg_dead_p): New function, split out from
8470 df_set_dead_notes_for_mw. Return false for partial references.
8471 Assert that mw_reg is a REG when returning true.
8472 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8473 Remove redundant bitmap check.
8475 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8477 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8478 ($(T)crtend.o): Likwise.
8479 ($(T)crtbeginS.o): Likwise.
8480 ($(T)crtendS.o): Likwise.
8481 ($(T)crtfastmath.o): Likwise.
8483 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8485 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8486 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8487 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8488 and x_n_bbs_in_dom_tree fields.
8490 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8492 PR tree-optimization/32087
8493 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8494 Do not call scale_bbs_frequencies_int with prob of zero.
8496 2007-07-26 Julian Brown <julian@codesourcery.com>
8498 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8499 (neon_element_bits): Add prototypes.
8500 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8501 (neon_const_bounds, neon_element_bits): New functions.
8502 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8503 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8504 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8505 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8506 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8507 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8508 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8509 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8510 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8511 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8512 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8513 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8514 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8516 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8518 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8519 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8521 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8522 Julian Brown <julian@codesourcery.com>
8524 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8525 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8526 * config/arm/cortex-a8.md: New.
8527 * config/arm/cortex-a8-neon.md: New.
8528 * config/arm/neon-schedgen.ml: New.
8529 * config/arm/neon.md (vqh_mnem): New.
8531 (Is_float_mode): New.
8532 (Scalar_mul_8_16): New.
8534 (V_mode_nunits): New.
8535 (All instruction patterns): Annotate with neon_type attribute
8537 * config/arm/arm.md: Include cortex-a8.md.
8538 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8540 Annotate instruction patterns accordingly.
8541 (generic_sched): Do not use generic scheduling for Cortex-A8.
8542 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8544 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8546 * fold-const.c (fold_read_from_constant_string): Use
8548 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8550 2007-07-26 Nick Clifton <nickc@redhat.com>
8552 * tree-ssa-operands.h: Change copyright header to refer to version
8553 3 of the GNU General Public License and to point readers at the
8554 COPYING3 file and the FSF's license web page.
8555 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8556 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8557 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8558 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8559 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8560 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8561 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8562 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8563 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8564 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8565 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8566 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8567 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8568 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8569 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8570 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8571 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8572 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8573 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8574 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8575 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8576 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8577 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8578 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8579 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8580 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8581 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8582 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8583 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8584 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8585 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8586 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8587 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8588 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8589 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8590 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8591 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8592 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8593 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8594 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8595 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8596 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8597 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8598 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8599 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8600 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8601 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8602 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8603 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8604 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8605 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8606 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8607 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8608 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8609 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8610 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8611 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8612 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8613 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8614 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8615 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8616 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8617 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8618 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8619 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8620 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8621 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8622 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8623 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8624 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8625 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8626 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8627 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8628 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8629 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8630 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8631 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8632 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8633 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8634 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8635 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8636 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8637 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8638 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8639 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8640 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8641 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8642 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8643 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8644 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8645 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8646 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8647 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8648 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8649 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8650 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8651 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8652 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8653 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8654 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8655 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8656 convert.c, convert.h, langhooks-def.h, reload1.c,
8657 tree-ssa-operands.c: Likewise.
8659 2007-07-26 Jan Hubicka <jh@suse.cz>
8661 * tree-ssa-live.c: Include debug.h and flags.h.
8662 (mark_scope_block_unused): New function.
8663 (remove_unused_scope_block_p): New function.
8664 (remove_unused_locals): Remove unused blocks too.
8666 2007-07-25 Ian Lance Taylor <iant@google.com>
8668 * combine.c (combine_max_regno): Remove. Remove all uses.
8669 (struct reg_stat_struct): Rename from struct reg_stat.
8670 (reg_stat_type): Define, and declare VECs.
8671 (reg_stat): Change from pointer to VEC. Change all uses.
8672 (combine_split_insns): New static function.
8673 (try_combine, find_split_point): Call it instead of split_insns.
8675 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8677 * cfghooks.c (split_block): Fix the information about loop latch.
8679 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8681 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8683 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8685 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8686 Scan the new edge for loop exit info.
8688 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8690 * config/darwin.c: Include debug.h.
8692 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8695 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8697 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8699 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8700 (HARD_REGNO_MODE_OK): Ditto.
8701 (MODES_TIEABLE_P): Ditto.
8702 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8703 (CLASS_MAX_NREGS): Ditto.
8704 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8705 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8706 (divdf3_internal_thr): Removed.
8707 * config/ia64/div.md: New file.
8708 * config/ia64/constraints.md: Add H constraint.
8710 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8712 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8713 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8714 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8715 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8716 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8717 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8718 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8719 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8720 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8721 dump_sbitmap_file, debug_sbitmap, popcount_table,
8722 sbitmap_popcount): Constify.
8723 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8724 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8725 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8726 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8727 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8728 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8729 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8730 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8731 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8732 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8733 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8735 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8737 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8738 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8739 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8740 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8741 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8742 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8743 bitmap_intersect_p, bitmap_intersect_compl_p,
8744 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8745 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8747 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8748 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8749 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8750 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8751 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8752 debug_bitmap, debug_bitmap_file, bitmap_print,
8753 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8754 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8756 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8758 * config/darwin.c (darwin_override_options): Additional fix for
8759 debug info formats that don't support var tracking.
8761 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8763 * cselib.c (entry_and_rtx_equal_p): Constify.
8764 * gengtype.c (output_mangled_typename, write_types, write_local):
8766 * gengtype.h (const_type_p): New.
8767 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8769 * tlink.c (scan_linker_output): De-constify.
8770 * tree-ssa-loop-im.c (memref_eq): Constify.
8771 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8772 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8774 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8776 * c-common.c (fname_as_string, c_type_hash): Constify.
8777 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8778 * cgraph.c (edge_hash, edge_eq): Likewise.
8779 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8780 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8781 reg_attrs_htab_eq): Likewise.
8782 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8784 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8785 const_decl_t, const_state_t, const_automata_list_el_t): New.
8786 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8787 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8788 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8789 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8790 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8791 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8792 compare_max_occ_cycle_nums, out_state_arcs_num,
8793 compare_transition_els_num, units_cmp, state_reservs_cmp):
8795 * genmodes.c (cmp_modes): Likewise.
8796 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8797 * gimplify.c (compare_case_labels): Likewise.
8798 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8799 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8800 * matrix-reorg.c (mtt_info_hash): Likewise.
8801 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8802 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8803 (htab_hash_bucket, htab_hash_elem): Constify.
8804 * tree-browser.c (TB_parent_eq): Likewise.
8805 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8806 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8807 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8808 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8810 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8811 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8812 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8813 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8814 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8816 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8817 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8818 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8819 * tree-ssa-threadupdate.c (redirection_data_hash,
8820 redirection_data_eq): Likewise.
8821 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8822 * tree-ssa.c (var_ann_eq): Likewise.
8823 * tree-vrp.c (compare_case_labels): Likewise.
8824 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8825 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8826 tree_not_check_failed, tree_class_check_failed,
8827 tree_range_check_failed, tree_not_class_check_failed,
8828 omp_clause_check_failed, omp_clause_range_check_failed,
8829 tree_contains_struct_check_failed, tree_operand_check_failed):
8831 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8832 tree_not_check_failed, tree_class_check_failed,
8833 tree_range_check_failed, tree_not_class_check_failed,
8834 tree_operand_check_failed, omp_clause_operand_check_failed,
8835 tree_operand_length): Likewise.
8836 * var-tracking.c (const_variable): New.
8837 (variable_htab_hash, variable_htab_eq): Constify.
8838 * varasm.c (const_desc_hash): Likewise.
8840 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8842 * expr.c (handled_component_p): Constify.
8843 * fold-const.c (fit_double_type): Likewise.
8844 * real.h (real_value_from_int_cst): Likewise.
8845 * tree-flow-inline.h (gimple_in_ssa_p,
8846 gimple_aliases_computed_p, gimple_addressable_vars,
8847 gimple_call_clobbered_vars, gimple_referenced_vars,
8848 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8849 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8850 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8851 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8852 is_label_stmt, is_global_var, phi_ssa_name_p,
8853 factoring_name_p, is_call_clobbered, tree_common_ann,
8854 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8855 unmodifiable_var_p, array_ref_contains_indirect_ref,
8856 ref_contains_array_ref, lookup_subvars_for_var,
8857 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8858 gimple_mem_ref_stats): Likewise.
8859 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8860 may_aliases, is_exec_stmt, is_label_stmt,
8861 ref_contains_array_ref, array_ref_contains_indirect_ref,
8862 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8863 unmodifiable_var_p): Likewise.
8864 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8865 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8866 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8867 cst_and_fits_in_hwi, real_value_from_int_cst,
8868 build_real_from_int_cst, integer_zerop, integer_onep,
8869 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8870 tree_floor_log2, real_zerop, real_onep, real_twop,
8871 real_minus_onep, really_constant_p, purpose_member, chain_member,
8872 list_length, fields_length, int_size_in_bytes, bit_position,
8873 int_bit_position, byte_position, int_byte_position, expr_align,
8874 array_type_nelts, tree_node_structure,
8875 type_contains_placeholder_1, iterative_hash_pointer,
8876 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8877 tree_map_base_eq, type_hash_list, type_hash_eq,
8878 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8879 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8880 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8881 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8882 int_fits_type_p, get_containing_scope, decl_function_context,
8883 decl_type_context, omp_clause_operand_check_failed,
8884 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8885 * tree.h (omp_clause_operand_check_failed, tree_size,
8886 build_real_from_int_cst, array_type_nelts, purpose_member,
8887 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8888 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8889 is_attribute_p, check_qualified_type, expr_align,
8890 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8891 int_byte_position, list_length, fields_length, initializer_zerop,
8892 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8893 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8894 tree_node_structure, handled_component_p, get_containing_scope,
8895 decl_function_context, decl_type_context, real_zerop,
8896 type_num_arguments, fit_double_type, really_constant_p,
8897 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8898 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8899 real_twop, real_minus_onep, int_cst_value): Likewise.
8901 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8903 * cfglayout.c (insn_scope, insn_line): Constify.
8904 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8905 const_double_htab_hash, const_double_htab_eq,
8906 mem_attrs_htab_hash): Likewise.
8907 * loop-iv.c (biv_eq): Likewise.
8908 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8909 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8910 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8912 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8913 error_for_asm, warning_for_asm, _fatal_insn,
8914 _fatal_insn_not_found): Likewise.
8915 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8916 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8917 rtl_check_failed_type2, rtl_check_failed_code1,
8918 rtl_check_failed_code2, rtl_check_failed_code_mode,
8919 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8920 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8921 rtl_check_failed_type2, rtl_check_failed_code1,
8922 rtl_check_failed_code2, rtl_check_failed_code_mode,
8923 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8924 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8925 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8926 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8927 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8928 rtx_unstable_p, get_integer_term, get_related_value,
8929 offset_within_block_p, reg_mentioned_p, count_occurrences,
8930 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8931 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8932 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8933 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8934 find_constant_src, find_reg_fusage, find_regno_fusage,
8935 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8936 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8937 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8938 computed_jump_p, auto_inc_p, in_expr_list_p,
8939 remove_node_from_expr_list, loc_mentioned_in_p,
8940 label_is_jump_target_p, reversed_comparison_code_parts,
8941 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8942 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8943 print_inline_rtx): Likewise.
8944 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8945 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8946 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8947 get_integer_term, get_related_value, offset_within_block_p,
8948 count_occurrences, reg_mentioned_p, no_labels_between_p,
8949 reg_used_between_p, reg_referenced_p, single_set_2,
8950 multiple_sets, set_noop_p, refers_to_regno_p,
8951 reg_overlap_mentioned_p, dead_or_set_p,
8952 covers_regno_no_parallel_p, covers_regno_p,
8953 dead_or_set_regno_p, find_reg_note, find_regno_note,
8954 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8955 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8956 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8957 side_effects_p, may_trap_p_1, may_trap_p,
8958 may_trap_after_code_motion_p, may_trap_or_fault_p,
8959 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8960 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8961 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8962 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8963 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8965 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8966 warning_for_asm): Likewise.
8967 * tree.h (print_rtl): Likewise.
8968 * varasm.c (get_pool_mode): Likewise.
8970 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8972 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8973 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8974 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8975 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8976 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8977 * ddg.c (compare_sccs): Likewise.
8978 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8979 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8980 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8981 decimal_do_fix_trunc, decimal_real_to_integer,
8982 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8983 * dse.c (const_group_info_t): New.
8984 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8985 * dwarf2out.c (const_dw_die_ref): New.
8986 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8987 * tree-browser.c (TB_parent_eq): Likewise.
8988 * unwind-dw2-fde.c (__register_frame_info_bases,
8989 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8990 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8992 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8993 * unwind-dw2.c (uw_frame_state_for): Likewise.
8994 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8995 * value-prof.h (const_histogram_value): New.
8997 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8999 * config/mips/mips.c (machine_function): Add
9000 initialized_mips16_gp_pseudo_p.
9001 (mips16_gp_pseudo_reg): Do not emit the initialization of
9002 mips16_gp_pseudo_rtx when being called from the gimple cost-
9003 calculation routines; emit it on the first use outside those
9006 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9011 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9012 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9013 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9014 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9015 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9016 Preserve const-ness of parameters through use of __typeof(),
9017 also constify and tidy.
9019 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9020 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9021 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9022 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9023 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9024 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9025 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9026 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9027 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9029 2007-07-25 Julian Brown <julian@codesourcery.com>
9030 Mark Shinwell <shinwell@codesourcery.com>
9032 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9033 (alpha_mangle_type): This.
9034 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9035 (TARGET_MANGLE_TYPE): Define this instead.
9036 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9037 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9038 (arm_init_neon_builtins): Fix comment.
9039 (arm_mangle_map_entry): New.
9040 (arm_mangle_map): New.
9041 (arm_mangle_type): New.
9042 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9043 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9044 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9045 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9046 (TARGET_MANGLE_TYPE): Define this instead.
9047 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9048 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9049 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9050 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9051 (TARGET_MANGLE_TYPE): Define this instead.
9052 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9054 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9055 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9056 (TARGET_MANGLE_TYPE): Define this instead.
9057 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9058 (s390_mangle_type): This.
9059 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9060 (TARGET_MANGLE_TYPE): Define this instead.
9061 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9062 (sparc_mangle_type): This.
9063 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9064 (TARGET_MANGLE_TYPE): Define this instead.
9065 * cp/mangle.c (write_type): Call mangle_type target hook on all
9066 types before mangling. Use original type, not main variant, as
9068 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9069 (TARGET_MANGLE_TYPE): This.
9070 * target.h (gcc_target): Rename mangle_fundamental_type to
9072 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9073 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9075 2007-07-25 Julian Brown <julian@codesourcery.com>
9076 Paul Brook <paul@codesourcery.com>
9077 Joseph Myers <joseph@codesourcery.com>
9078 Mark Shinwell <shinwell@codesourcery.com>
9080 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9081 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9082 (with_fpu): Allow --with-fpu=neon.
9083 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9084 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9085 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9086 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9087 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9088 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9089 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9090 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9091 (output_move_neon): Add prototypes.
9092 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9093 (all_fpus): Add FPUTYPE_NEON.
9094 (fp_model_for_fpu): Add NEON field.
9095 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9096 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9098 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9100 (thumb2_legitimate_address_p): Likewise.
9101 (neon_valid_immediate): Recognize and prepare constants suitable for
9103 (neon_immediate_valid_for_move): New function. Recognize and prepare
9104 immediates for NEON move instructions.
9105 (neon_immediate_valid_for_logic): New function. Recognize and
9106 prepare immediates for NEON logic instructions.
9107 (neon_output_logic_immediate): New function. Create asm string
9108 suitable for outputting immediate logic instructions.
9109 (neon_pairwise_reduce): New function. Implement reduction using
9110 pairwise operations.
9111 (neon_expand_vector_init): New function. Expand a (possibly
9112 non-constant) vector initialization.
9113 (neon_vector_mem_operand): New function. Memory operands supported
9114 for quad-word loads/stores to/from ARM or NEON registers. Don't
9115 allow base+offset addressing for core regs.
9116 (neon_struct_mem_operand): New function. Valid mems for NEON
9118 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9119 from neon_vector_mem_operand addresses without a secondary register.
9120 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9121 (add_minipool_backward_ref): Likewise.
9122 (dump_minipool): Likewise.
9123 (push_minipool_fix): Likewise.
9124 (output_move_quad): New function. Output quad-word moves, loads and
9125 stores using ARM registers.
9126 (output_move_vfp): Add support for vectors in VFP (NEON) D
9128 (output_move_neon): Output a NEON load/store to/from a quadword
9130 (arm_print_operand): Implement new codes:
9131 - 'c' for unadorned integers (without a # sign).
9132 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9134 - 'e', 'f' for the low and high D parts of a NEON Q register.
9135 - 'q' outputs a NEON Q register.
9136 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9137 - 'T' prints NEON opcode features from a coded bitmask.
9138 - 'F' is similar to T, but signed/unsigned codes both print as
9140 - 't' is similar to T, but 'u' is printed instead of 'p'.
9141 - 'O' prints 'r' if NEON instruction should perform rounding (as
9142 specified by bitmask), else prints nothing.
9143 - '#' is a punctuation character to stop operand numbers from
9144 running together with following digits in the assembler
9145 strings for instructions (when using mode attributes).
9146 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9147 constant vectors in big-endian mode, where necessary.
9148 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9149 Handle EI, OI, CI, XI modes.
9150 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9151 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9152 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9153 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9154 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9156 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9157 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9158 to turn v8qi, etc. into bits defined above.
9159 (neon_itype): New enumeration. Classifications of NEON builtins.
9160 (neon_builtin_datum): Define struct. Contains information about
9161 a single builtin (with multiple modes).
9162 (CF): Define helper macro for...
9163 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9165 (neon_builtin_data): New array. Define information about builtins
9166 for use during initialization/expansion.
9167 (arm_init_neon_builtins): New function.
9168 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9170 (neon_builtin_compare): New function.
9171 (locate_neon_builtin_icode): New function. Find an insn code for a
9172 builtin given a function code for that builtin. Also return type of
9173 builtin (NEON_BINOP, NEON_UNOP etc.).
9174 (builtin_arg): New enumeration. Types of arguments for builtins.
9175 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9176 Takes a variable argument list of builtin_arg types, terminated by
9178 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9179 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9180 (neon_emit_pair_result_insn): New function. Support returning pairs
9181 of vectors via a pointer.
9182 (neon_disambiguate_copy): New function. Set up operands for a
9183 multi-word copy such that registers do not get clobbered.
9184 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9185 ARM_BUILTIN_NEON_BASE.
9186 (arm_file_start): Set float-abi attribute for NEON.
9187 (arm_vector_mode_supported_p): Enable NEON vector modes.
9188 (arm_mangle_map_entry): New.
9189 (arm_mangle_map): New.
9190 (arm_mangle_vector_type): New.
9191 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9193 (TARGET_NEON): New macro. Target supports NEON.
9194 (fputype): Add FPUTYPE_NEON.
9195 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9196 for vectorization based on command-line arg.
9197 (NEON_REGNO_OK_FOR_NREGS): Define.
9198 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9199 (VALID_NEON_STRUCT_MODE): Define.
9200 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9201 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9202 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9203 (consttable_16): Add pattern for outputting 16-byte minipool
9205 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9207 (vec-common.md, neon.md): Include md files.
9208 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9209 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9210 (memory_constraint "Ut", "Un", "Us"): Define.
9211 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9212 (MMX_char): New mode attribute.
9213 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9214 (*add<mode>3_iwmmxt): New insn pattern.
9215 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9216 (*sub<mode>3_iwmmxt): New insn pattern.
9217 (mulv4hi3): Rename to...
9218 (*mulv4hi3_iwmmxt): This.
9219 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9220 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9221 (uminv4hi3, uminv2si3): Remove. Replace with...
9222 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9223 (*umin<mode>3_iwmmxt): These.
9224 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9225 (ashr<mode>3_iwmmxt): This new pattern.
9226 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9227 (lshr<mode>3_iwmmxt): This new pattern.
9228 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9229 (ashl<mode>3_iwmmxt): This new pattern.
9230 * config/arm/neon-docgen.ml: New file. Generate documentation for
9232 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9233 * config/arm/arm_neon.h: New (autogenerated).
9234 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9236 * config/arm/neon.md: New file. Define NEON instructions.
9237 * config/arm/neon.ml: New file. Abstract description of NEON
9238 instructions, used to generate arm_neon.h header, documentation and
9240 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9241 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9243 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9245 (ARM NEON Intrinsics): New subsection.
9246 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9248 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9250 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9253 2007-07-24 Jan Hubicka <jh@suse.cz>
9255 * regclass.c (move_table): New type.
9256 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9257 (init_move_cost): Break out from ...
9258 (init_reg_sets_1): ... here; simplify computation of
9259 have_regs-of_mode and contains_reg_of_mode.
9260 (record_reg_classes): Unswitch internal loops.
9261 (copy_cost): Trigger lazy initialization of move cost
9262 (record_address_regs): Likewise.
9264 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9266 * config/darwin.c (darwin_override_options): Don't force on
9267 flag_var_tracking_uninit when no debug info is requested.
9269 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9271 * cfgloop.c (init_loops_structure): New function.
9272 (flow_loops_find): Create root of the loop tree unconditionally.
9274 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9276 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9278 2007-07-24 Jan Hubicka <jh@suse.cz>
9280 * caller-save.c: Include ggc.h, gt-caller-save.h
9281 (reg_save_code, reg_restore_code): Rename to ...
9282 (cached_reg_save_code, cached_reg_restore_code): ... those.
9283 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9284 (reg_save_code, reg_restore_code): New functions.
9285 (init_caller_save): Do not intialize
9286 reg_save_code/reg_restore_code tables.
9287 * Makefile.in: (gt-caller-save.h): New.
9289 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9291 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9292 with the mode of the original operand instead of
9295 2007-07-23 Jan Hubicka <jH@suse.cz>
9297 * i386.c (ix86_secondary_memory_needed): Break out to...
9298 (inline_secondary_memory_needed): ... here.
9299 (ix86_memory_move_cost): Break out to ...
9300 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9301 maximum of input and output; fix handling of Q_REGS on 64bit.
9302 (ix86_secondary_memory_needed): Microoptimize.
9304 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9306 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9307 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9308 stmts_from_loop, known_dependences_p, build_rdg): New.
9309 * tree-data-ref.h: Depends on graphds.h.
9310 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9311 (build_rdg): Declared.
9312 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9314 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9316 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9319 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9320 Jakub Jelinek <jakub@redhat.com>
9322 PR middle-end/PR28690
9323 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9325 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9326 and MEM_POINTER operands over REG and MEM operands.
9327 (swap_commutative_operands_p): Change return value to bool.
9328 * rtl.h: Update the corresponding prototype.
9329 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9330 instead of gen_rtx_PLUS.
9331 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9332 value to bool. Change function arguments to rtx's and update code
9334 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9335 calls to match the new declaration.
9336 * simplify-rtx.c (simplify_associative_operation): Don't
9337 reorder simplify_binary_operation arguments.
9339 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9341 * config/mips/mips.c (override_options): Use mips_costs to derive
9342 the default branch cost.
9343 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9345 * config/mips/mips.opt (mbranch-cost=): New option.
9346 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9348 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9350 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9351 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9352 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9353 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9355 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9357 * config/mips/constraints.md (ks): New constraint.
9358 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9359 (*add<mode>3_mips16): ...here.
9361 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9363 * optabs.h (enum optab_index): Add new OTI_signbit.
9364 (signbit_optab): Define corresponding macro.
9365 (enum insn_code signbit_optab[]): Remove array.
9366 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9367 (expand_copysign_absneg): If back end provides signbit insn, use it
9368 instead of bit operations on floating point argument.
9369 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9370 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9371 for availability of signbit insn.
9373 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9374 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9375 SSE mode is not active.
9376 (isinf<mode>2): Disable for mfpmath=sse,387.
9378 2007-07-22 Ben Elliston <bje@au.ibm.com>
9380 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9382 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9384 2007-07-20 Richard Guenther <rguenther@suse.de>
9386 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9387 integral typed condition.
9388 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9389 booleanness. Only preserve conversions from a non-base
9390 type to a base type, not in general between types with
9391 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9392 * tree.def (COND_EXPR): Document that the condition
9393 can be of any integral type.
9395 2007-07-20 Nigel Stephens <nigel@mips.com>
9396 Richard Sandiford <richard@codesourcery.com>
9398 * config/mips/mips.h (mips_dwarf_regno): Declare.
9399 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9400 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9401 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9402 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9403 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9404 (REG_CLASS_NAMES): Update accordingly.
9405 * config/mips/mips.c (mips_dwarf_regno): New array.
9406 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9407 (mips_subword): Remove special handling for accumulator registers.
9408 (override_options): Initiailize mips_dwarf_regno. Remove use
9410 (mips_swap_registers): New function.
9411 (mips_conditional_register_usage): Swap accumulator registers
9412 around if TARGET_LITTLE_ENDIAN.
9413 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9414 * config/mips/constraints.md (h, l): Use the endianness to choose
9415 between MD0_REG and MD1_REG.
9416 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9417 alternative-dependent template.
9419 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9421 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9424 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9426 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9427 predecessor fallthru flags.
9429 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9431 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9432 of compare to the same type.
9433 * cfgloopmanip.c (add_loop): Update information about loop exits.
9434 (loop_version): Remove the innermost loop requirement.
9435 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9436 to sizetype for pointers.
9438 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9440 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9441 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9442 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9444 * config/dfp-bit.c: Empty for TFmode conversions.
9446 2007-07-18 Caroline Tice <ctice@apple.com>
9448 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9449 and handle them correctly; check that src is not NULL before
9451 (find_src_set_src): Likewise.
9453 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9455 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9456 (struct alignment_context, init_alignment_context): New.
9457 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9458 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9459 (XCHAL_HAVE_S32C1I): Likewise.
9460 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9461 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9462 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9463 (ATOMIC, HQI): New macros.
9464 (memory_barrier, *memory_barrier): New.
9465 (sync_lock_releasesi): New.
9466 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9467 (sync_lock_test_and_set<mode>): New.
9468 (sync_<atomic><mode>): New.
9469 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9470 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9471 (xtensa_expand_atomic): New.
9473 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9477 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9478 transformation for builtin ISNORMAL.
9479 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9480 * builtins.def (BUILT_IN_ISNORMAL): New.
9481 * doc/extend.texi: Document isnormal.
9483 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9487 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9488 optabs infrastructure. Provide generic implementation for
9490 (expand_builtin): Handle FINITE/ISFINITE.
9491 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9492 (fold_builtin_1): Likewise.
9494 * builtins.def (BUILT_IN_ISFINITE): New.
9496 * doc/extend.texi: Document isfinite.
9498 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9503 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9504 generic fallback for isinf.
9505 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9506 calculation code ...
9507 * real.c (get_max_float): ... to here.
9508 * real.h (get_max_float): New.
9510 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9514 * builtin-attrs.def (ATTR_TYPEGENERIC,
9515 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9517 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9518 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9519 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9520 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9522 * c-common.c (handle_type_generic_attribute): New.
9523 (c_common_attribute_table): Add "type generic".
9525 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9527 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9529 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9530 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9533 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9536 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9537 checking that the operand is an expression.
9539 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9540 Danny Smith <dannysmith@users.sourceforge.net>
9543 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9544 file mapping object in local namespace if Windows version later
9547 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9549 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9550 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9551 arm_cannot_force_const_mem.
9552 (arm_cannot_force_const_mem): New function.
9553 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9554 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9555 of arm_tls_referenced_p.
9556 * config/arm/arm.md (movsi): Split out-of-section constants when
9557 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9558 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9560 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9562 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9564 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9566 * config/mips/mips.md (*extendqihi2): Convert the destination
9569 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9571 * config/pa/fptr.c: Update license header.
9572 * config/pa/milli64.S: Likewise.
9574 2007-07-17 Nick Clifton <nickc@redhat.com>
9576 * COPYING_v3: New file. Contains version 3 of the GNU General
9578 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9579 Lesser General Public License.
9580 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9581 the GNU General Public License.
9583 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9585 PR rtl-optimization/32773
9586 * cfglayout.c (force_one_exit_fallthru): New function.
9587 (cfg_layout_finalize): Use it.
9589 2007-07-16 Richard Guenther <rguenther@suse.de>
9590 Uros Bizjak <ubizjak@gmail.com>
9592 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9593 before forcing it to gimple operand.
9595 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9596 David Ung <davidu@mips.com>
9598 * config/mips/mips.h (TUNE_24K): Define.
9599 (TUNE_MACC_CHAINS): Add TUNE_24K.
9600 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9602 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9603 (r74k_int_madd): .. this new reservation.
9604 (define_bypass): Fixed bypasses for r74k_int_madd to use
9606 * config/mips/24k.md (define_bypass): Define new
9607 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9609 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9610 Nigel Stephens <nigel@mips.com>
9612 * config/mips/mips.md: Include 20kc.md.
9613 * config/mips/20kc.md: New file.
9614 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9615 (mips_adjust_cost): Tweak for 20Kc.
9616 (mips_issue_rate): Likewise.
9617 * config/mips/mips.h (TUNE_20KC): Define.
9619 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9621 * config/rs6000/rs6000.c (struct processor_cost): Add
9622 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9624 (*_cost): Add cache information.
9625 (rs6000_override_options): Set cache parameters.
9627 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9630 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9631 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9633 2007-07-16 Paul Brook <paul@codesourcery.com>
9636 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9637 (cirrus_thumb2_movsi_insn): Ditto.
9639 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9641 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9644 2007-07-15 Andrew Haley <aph@redhat.com>
9646 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9647 before looking in the context.
9649 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9653 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9654 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9655 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9656 (pa_output_function_prologue): Use rp_saved and
9657 current_function_is_leaf to generate .CALLINFO statement.
9658 (hppa_expand_prologue): Set rp_saved.
9659 (hppa_expand_epilogue): Use rp_saved.
9660 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9661 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9663 2007-07-14 Dirk Mueller <dmueller@suse.de>
9665 * omega.c (coalesce): Fix memory leak on early exit.
9666 * matrix-reorg.c (check_allocation_function): Likewise.
9667 * tree-vect-transform.c (vect_get_new_vect_var): free result
9669 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9670 pass pointer to edge vector
9671 (partition_hot_cold_basic_blocks): Fix memory leak.
9672 * collect2.c (prefix_from_string): Free temporary storage.
9673 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9675 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9677 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9678 (DO_GLOBAL_DTORS_BODY): Likewise.
9680 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9681 Nigel Stephens <nigel@mips.com>
9683 * config/mips/mips.c (mips_classify_symbol): Don't return
9684 SYMBOL_SMALL_DATA for constant pool addresses if
9685 TARGET_EMBEDDED_DATA is true.
9687 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9690 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9691 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9692 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9693 __builtin_ia32_storehps, __builtin_ia32_storelps,
9694 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9695 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9696 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9697 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9698 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9699 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9700 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9701 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9702 using def_builtin_const.
9704 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9706 PR tree-optimization/32705
9707 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9708 (simplify_binary_expression): Use SSA_VAL consistently.
9710 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9712 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9713 (SPEFSCR_REGNO): Delete definition.
9714 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9715 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9716 * config/rs6000/rs6000.h: Do not define *_REGNO.
9717 LINK_REGISTER_REGNUM -> LR_REGNO.
9718 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9719 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9720 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9721 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9722 R_VRSAVE, R_VSCR. Use them.
9723 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9724 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9725 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9726 * config/rs6000/aix.h: Define R_LR. Use it.
9728 2007-07-13 Caroline Tice <ctice@apple.com>
9730 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9731 flag_var_tracking is explicitly turned off (i.e. when variable
9732 tracking is not feasible); otherwise, turn flag_var_tracking on when
9733 flag_var_tracking_uninit is on.
9734 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9735 note definitions, to allow recording of initialization status in the
9737 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9738 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9739 determine if two note locations are equal.
9740 (output_loc_list): Don't output list entries whose start & end labels
9742 (reg_loc_descriptor): Add parameter for initialization status; pass it
9743 to other loc descriptor functions.
9744 (one_reg_loc_descriptor): Add parameter for initialization status;
9745 check its value and add DW_OP_GNU_uninit to returned loc descr if
9747 (multiple_reg_loc_descriptor): Add parameter for initialization
9749 pass init status argument to other loc descriptor functions; check
9750 value of intialization parameter and add DW_OP_GNU_uninit to returned
9751 loc descr if appropriate.
9752 (based_loc_descr): Add parameter for initialization status; add new
9753 variable for return value; check value of initialization parameter and
9754 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9755 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9756 pass init status argument to other loc descriptor functions; check
9757 value of intialization parameter and add DW_OP_GNU_uninit to returned
9758 loc descr if appropriate.
9759 (mem_loc_descriptor): Likewise.
9760 (concat_loc_descriptor): Likewise.
9761 (concatn_loc_descriptor): Likewise.
9762 (loc_descriptor): Add parameter for initialization status; pass it as
9763 argument to other loc descriptor function calls.
9764 (loc_descriptor_from_tree_1): Add appropriate initialization status
9765 to loc descriptor function calls.
9766 (add_location_or_const_value_attribute): Get initialization status
9767 from VAR_LOCATION note; add initialization status to loc descriptor
9769 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9770 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9771 status is uninitialized, add "[uninint]" to output.
9772 * common.opt (fvar-tracking-uninit): New option, similar to
9773 fvar-tracking, to turn on tracking of uninitialized variables; creates
9774 a new global flag, flag_var_tracking_uninit.
9775 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9776 (enum var_init_status): New type, for var initialization status field.
9777 * var-tracking.c (struct location_chain_def): Two new fields, init,
9778 for initialization status, and set_src for the assignment value expr.
9779 (unshare_variable): New parameter for initialization status;
9780 initialize new init and set_src fields.
9781 (var_reg_set): New parameters for initialization status and value;
9782 pass them to set_variable_part.
9783 (var_mem_set): Likewise.
9784 (get_init_value): New function.
9785 (var_reg_delete_and_set): New initialization status & value
9786 parameters; add call to get_init_value if status is unknown; pass new
9787 parameters to clobber_variable_part and var_reg_set.
9788 (var_mem_delete_and_set): Likewise.
9789 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9790 (var_mem_delete): Likewise.
9791 (variable_union): Pass status to unshare_variable; initialize new init
9792 and set_src fields. If flag_var_tracking_uninit is not set, force
9793 status to initialized.
9794 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9795 used later to get the set_src value.
9796 (find_src_status): New function.
9797 (find_src_set_src): New function.
9798 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9799 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9800 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9801 and var_mem_delete_and_set.
9802 (dump_variable): Print out "[uninit]" if appropriate.
9803 (set_variable_part): Add new initialization and set_src parameters;
9804 pass status to unshare_variable; set node->init and node- >set_src
9805 fields and modify slot in hash table appropriately; save the init and
9806 set_src values if appropriate and assign to the new node.
9807 (clobber_variable_part): New set_src parameter; if two nodes have
9808 same variable and same location but different set_src (assignment)
9809 values, clobber old node.
9810 (delete_variable_part): Pass init status to unshare_variable.
9811 (emit_note_insn_var_location): Add initialized var; assign var's init
9812 status to new 'initialized'; pass new init status field to calls to
9813 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9814 status to initialized.
9815 (emit_notes_in_bb): Pass initialization status to calls to
9816 var_reg_set, var_mem_set, var_reg_delete_and_set and
9817 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9818 var_reg_delete_and_set and var_mem_delete_and_set; call
9819 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9820 make up for change in add_stores.
9821 (vt_add_function_parameters): Add status to calls to
9823 * config/darwin.c (darwin_override_options): Turn on uninitialized
9824 tracking automatically, if var_tracking is on and the system is
9827 2007-07-13 Sa Liu <saliu@de.ibm.com>
9829 * config.gcc: Add options for arch and tune on SPU.
9830 * config/spu/predicates.md: Add constant operands 0 and 1.
9831 * config/spu/spu-builtins.def: Add builtins for double precision
9832 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9833 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9835 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9837 * config/spu/spu-protos.h: Add new function prototypes.
9838 * config/spu/spu.c (spu_override_options): Check options -march and
9840 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9841 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9843 (spu_const_from_int): New. Create a vector constant from 4 ints.
9844 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9845 (spu_emit_vector_compare): New. Emit vector compare.
9846 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9847 * config/spu/spu.h: Add options -march and -mtune. Define processor
9848 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9849 CANONICALIZE_COMPARISON.
9850 * config/spu/spu.md: Add new insns for double precision compare
9851 and double precision vector compare. Add vcond and smax/smin patterns
9852 to enable DFmode vector conditional expression.
9853 * config/spu/spu.opt: Add options -march and -mtune.
9854 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9855 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9856 both CELL and CELLEDP targets: spu_testsv.
9857 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9860 2007-07-13 Richard Guenther <rguenther@suse.de>
9862 PR tree-optimization/32721
9863 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9864 TREE_THIS_VOLATILE on the folded reference.
9865 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9866 if the array reference has TREE_THIS_VOLATILE set.
9868 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9871 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9873 2007-07-13 Andreas Schwab <schwab@suse.de>
9875 * gengtype-lex.l: Allow declarations to be indented.
9877 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9879 * ginclude/tgmath.h: New.
9880 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9881 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9882 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9883 * configure: Regenerate.
9885 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9887 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9888 correct index when setting register save state for xd
9891 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9893 * config/sh/sh.c (mark_use): Remove.
9895 2007-07-12 Paul Brook <paul@codesourcery.com>
9897 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9898 reg does not overlap return value.
9900 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9902 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9903 (set_expression_vuses): Ditto.
9904 (init_pre): Initialize expression_vuses.
9906 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9908 * config/i386/sse.md (storentdf, storentsf): New.
9910 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9912 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9914 * tree.c (build_decl_stat): Move code from here...
9915 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9916 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9917 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9918 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9919 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9922 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9923 Devang Patel <dpatel@apple.com>
9925 PR tree-optimization/25413
9926 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9927 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9928 * tree.h (contains_packed_reference): New.
9929 * expr.c (contains_packed_reference): New.
9930 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9931 (vect_enhance_data_refs_alignment): Call
9932 vector_alignment_reachable_p.
9933 * target.h (vector_alignment_reachable): New builtin.
9934 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9935 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9936 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9938 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9940 * target.h (builtin_vectorization_cost): Add new target builtin.
9941 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9942 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9943 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9944 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9945 uninitialized variables.
9946 * tree-vect-transform.c (cost_for_stmt): New function.
9947 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9948 using cost 1 for all scalar stmts. Be less conservative when
9949 estimating the number of prologue/epulogue iterations. Call
9950 targetm.vectorize.builtin_vectorization_cost. Return
9951 min_profitable_iters-1.
9952 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9953 initialization cost instead of TARG_VEC_STMT_COST. Use
9954 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9955 epilogue code. Fix epilogue cost computation.
9956 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9957 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9958 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9959 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9960 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9961 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9963 2007-07-12 Richard Guenther <rguenther@suse.de>
9965 * gimplify.c (gimplify_conversion): Make sure that the result
9966 from maybe_fold_offset_to_reference is trivially convertible
9967 to the desired type before doing the simplification.
9968 (gimplify_expr): Likewise.
9969 * fold-const.c (fold_binary): Use the correct types for
9970 building the simplified expression.
9972 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9974 PR rtl-optimization/32729
9975 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9976 that fallthru to exit.
9978 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9980 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9981 (symDTPOFF2reg): Likewise.
9983 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9985 PR tree-optimization/32663
9987 * tree.h (VALUE_HANDLE_VUSES): Remove.
9988 (struct tree_value_handle): Remove vuses.
9990 * tree-vn.c (create_value_handle_for_expr): Don't set
9993 * tree-ssa-pre.c (expression_vuses): New.
9994 (alloc_expression_id): Set up expression_vuses.
9995 (get_expression_vuses): New.
9996 (set_expression_vuses): Ditto.
9997 (clear_expression_ids): Modify for expression_vuses.
9998 (phi_translate_1): Ditto.
9999 (phi_translate_set): Ditto.
10000 (value_dies_in_block_x): Ditto
10001 (valid_in_sets): Ditto.
10002 (add_to_sets): Ditto.
10003 (find_existing_value_expr): Ditto.
10004 (create_value_handle_for_expr): Ditto.
10005 (make_values_for_stmt): Ditto.
10006 (vuse_equiv): Remove.
10008 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10010 * Makefile.in (mostlyclean): Remove object files.
10012 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10014 * toplev.c (no_new_pseudos): Deleted.
10015 * rtl.h (no_new_pseudos): Deleted.
10016 * tree-pass.h (pass_no_new_pseudos): Deleted.
10017 * passes.c (pass_no_new_pseudos): Deleted.
10018 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10019 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10020 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10022 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10023 * rtlhooks.c (gen_lowpart_general): Ditto.
10024 * optabs.c (prepare_operand): Ditto.
10025 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10027 * modulo-sched.c (rest_of_handle_sms): Ditto.
10028 * see.c (rest_of_handle_see): Ditto.
10029 * ifcvt.c (if_convert): Ditto.
10030 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10032 * init-regs.c (gate_initialize_regs): Deleted set of
10034 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10035 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10036 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10038 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10041 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10042 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10043 (*vec_extractv2di_1_rex64): New insn pattern.
10045 2007-07-11 David Daney <ddaney@avtrex.com>
10047 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10048 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10049 for SIGNAL_UNWIND_RETURN_COLUMN.
10050 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10051 (DWARF_FRAME_REGNUM): Rewrite.
10052 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10054 2007-07-11 Nick Clifton <nickc@redhat.com>
10056 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10057 delta and use gen_int_mode in place of GET_INT instead.
10059 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10061 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10064 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10066 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10067 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10069 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10070 (USE_CANONICAL_TYPES): New.
10071 * doc/invoke.texi (verify-canonical-types): Remove.
10072 (use-canonical-types): Add.
10074 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10076 * config/spu/spu.c (spu_optimization_options): Remove setting of
10077 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10078 (spu_override_options): Move it here.
10080 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10082 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10083 * config/mips/mips.c (mips_cpu_info_table): Mention
10084 MIPS_ISA_LEVEL_SPEC in the comment.
10086 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10088 PR tree-optimization/32713
10089 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10091 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10093 PR middle-end/30482
10094 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10095 conditional to flag_isoc99.
10096 (c_common_init_options): Do it here, unconditionally.
10098 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10100 PR tree-optimization/32589
10101 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10102 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10103 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10104 predicate, extracted from...
10105 (set_rhs): ...here. Call it for the expression on entry.
10106 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10107 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10108 (simplify_binary_expression): Use valid_gimple_expression_p
10109 to validate the simplification.
10110 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10112 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10114 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10115 DWARF2_DEBUG on 32 bit target too.
10116 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10118 2007-07-11 Nick Clifton <nickc@redhat.com>
10120 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10121 version for 64-bit hosts.
10123 2007-07-10 David Daney <ddaney@avtrex.com>
10125 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10127 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10129 * config/mips/mips.c (mips_expand_synci_loop): New function.
10130 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10131 (UNSPEC_RDHWR): Same.
10132 (UNSPEC_SYNCI): Same.
10133 (UNSPEC_SYNC): Same.
10134 (clear_cache): New expand.
10138 (clear_hazard): Same.
10139 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10141 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10142 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10144 2007-07-10 Ian Lance Taylor <iant@google.com>
10146 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10149 2007-07-10 David Daney <ddaney@avtrex.com>
10151 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10152 * builtins.c (expand_builtin___clear_cache): New function.
10153 (expand_builtin): Call expand_builtin___clear_cache for
10154 BUILT_IN_CLEAR_CACHE case.
10155 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10156 * doc/md.texi (clear_cache): Document new instruction pattern.
10157 * testsuite/gcc.dg/builtins-64.c: New test.
10159 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10161 * config/cris/cris.md ("movsi"): Fix typo in last change.
10163 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10166 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10168 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10169 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10170 for FUNCTION_DECLs. Don't use align_functions_log if
10172 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10173 even for FUNCTION_DECLs.
10174 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10176 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10177 (DECL_FUNCTION_CODE): Update for new location and name of
10179 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10180 (struct tree_decl_common): Move 'align' and 'off_align' out
10181 of union, ensure they're still on a 32-bit boundary. Remove
10182 other fields in union 'u1'.
10183 (struct tree_function_decl): Add field 'function_code' replacing
10184 'u1.f' in tree_decl_common.
10185 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10186 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10187 (Variable Attributes): Cross-reference 'aligned' attribute
10188 to Function Attributes.
10189 * flags.h (force_align_functions_log): Delete.
10190 * toplev.c (force_align_functions_log): Delete.
10192 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10195 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10196 (*vec_concatv2di_rex): New insn pattern.
10198 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10201 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10203 2007-07-10 Ian Lance Taylor <iant@google.com>
10205 Replace no_new_pseudos in backends.
10206 * rtl.h (can_create_pseudo_p): Define.
10207 * config/darwin.c (machopic_indirect_data_reference): Use
10208 can_create_pseudo_p () instead of no_new_pseudos.
10209 (machopic_indirect_data_reference): Likewise.
10210 (machopic_legitimize_pic_address): Likewise.
10211 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10212 (alpha_emit_set_const_1): Likewise.
10213 (alpha_emit_set_const): Likewise.
10214 (alpha_emit_conditional_move): Likewise.
10215 (alpha_split_conditional_move): Likewise.
10216 * config/alpha/alpha.md (various splitters): Likewise.
10218 * config/arm/arm.c (legitimize_pic_address): Likewise.
10219 (arm_load_pic_register): Likewise.
10220 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10221 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10222 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10223 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10224 * config/cris/cris.md (movsi): Likewise.
10225 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10226 (symGOTOFF2reg_hilo): Likewise.
10227 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10228 * config/h8300/h8300.md (insv, extzv): Likewise.
10229 * config/i386/i386.c (ix86_expand_move): Likewise.
10230 (ix86_expand_vector_move): Likewise.
10231 (ix86_prepare_fp_compare_args): Likewise.
10232 (ix86_expand_carry_flag_compare): Likewise.
10233 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10234 (tls_dynamic_gnu2_combine_32): Likewise.
10235 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10236 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10237 (ia64_expand_movxf_movrf): Likewise.
10238 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10239 (m32c_split_move): Likewise.
10240 (m32c_expand_insv): Likewise.
10241 * config/m68k/m68k.md (movsi): Likewise.
10242 * config/mips/mips.c (mips_force_temporary): Likewise.
10243 (mips_split_symbol): Likewise.
10244 (mips_move_integer): Likewise.
10245 (mips_legitimize_const_move): Likewise.
10246 * config/mn10300/mn10300.md (movsi): Likewise.
10247 * config/pa/pa.c (emit_move_sequence): Likewise.
10248 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10249 (rs6000_got_register): Likewise.
10250 (create_TOC_reference): Likewise.
10251 (rs6000_machopic_legitimize_pic_address): Likewise.
10252 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10253 (various splitters): Likewise.
10254 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10255 (movsi_got): Likewise.
10256 * config/s390/s390.c (emit_symbolic_move): Likewise.
10257 * config/s390/s390.md (movhi, movqi): Likewise.
10258 (load_multiple, store_multiple): Likewise.
10259 * config/score/score.c (score_force_temporary): Likewise.
10260 * config/sh/sh.c (prepare_move_operands): Likewise.
10261 (prepare_cbranch_operands): Likewise.
10262 (emit_fpu_switch): Likewise.
10263 (fpscr_set_from_mem): Likewise.
10264 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10265 (adddi3, subsi3): Likewise.
10266 (various splitters): Likewise.
10267 (divsi_inv_fp_combine): Likewise.
10268 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10269 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10271 * config/sh/predicates.md (xor_operand): Likewise.
10272 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10273 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10274 (movdi_pic_label_ref): Likewise.
10275 * config/spu/spu.c (spu_split_immediate): Likewise.
10276 * config/alpha/alpha.md (various splitters): Remove test
10277 !no_new_pseudos || reload_completed.
10278 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10280 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10281 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10282 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10283 * config/score/score.c (th_output_mi_thunk): Likewise.
10284 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10285 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10287 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10289 PR rtl-optimization/32664
10290 * mode-switching.c (create_pre_exit): Skip barrier insns.
10292 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10294 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10295 force_gimple_operand_bsi.
10296 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10297 rewrite_use_compare): Ditto.
10298 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10300 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10301 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10302 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10303 * tree-profile.c (prepare_instrumented_value,
10304 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10305 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10306 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10307 tree_gen_ior_profiler): Ditto.
10308 * tree-ssa-reassoc.c (negate_value): Ditto.
10309 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10310 Use force_gimple_operand_bsi.
10311 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10312 * tree-if-conv.c (add_to_dst_predicate_list,
10313 find_phi_replacement_condition): Ditto.
10314 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10315 Call mark_symbols_for_renaming for new statements.
10316 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10318 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10320 * cfghooks.c (remove_edge): New function.
10321 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10323 * cfghooks.h (remove_edge): Declare.
10324 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10325 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10327 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10329 * optabs.h: Added declaration for signbit_optab.
10330 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10331 * genoptinit.c (optabs): Added entry for signbit insns.
10332 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10333 insn, if available.
10334 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10335 * config/s390/s390.md (signbit<mode>2): New expander.
10337 2007-07-09 Richard Guenther <rguenther@suse.de>
10339 PR middle-end/32698
10340 * fold-const.c (fold_plusminus_mult_expr): Move constant
10341 arguments second to allow decomposing.
10343 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10346 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10348 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10349 Disregard DECL_FROM_INLINE.
10351 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10354 * doc/invoke.texi: Add ftree-reassoc flag.
10355 * common.opt (ftree-reassoc): New flag.
10356 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10357 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10359 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10361 PR tree-optimization/32681
10362 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10363 saved in second_edge->aux when first_bb is a loop header.
10365 2007-07-09 Jan HUbicka <jh@suse.cz>
10367 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10369 2007-07-09 Richard Guenther <rguenther@suse.de>
10371 * c-decl.c (start_function): Do not promote return type.
10373 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10375 * function.c (do_warn_unused_parameter): Do not warn if
10376 TREE_NO_WARNING is set.
10378 2007-07-08 Andreas Schwab <schwab@suse.de>
10380 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10382 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10385 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10387 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10388 apply to assembly language, too.
10389 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10391 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10393 Revert (note the sccvn portions are *not* reverted)
10394 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10396 Fix PR tree-optimization/23488
10398 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10400 * tree-flow-inline.h (get_value_handle): Ditto.
10401 * tree-ssa-pre.c (decl_vh_map): New.
10402 (decl_node_pool): New.
10403 (can_value_number_operation): Support DECL_P.
10404 (can_PRE_operation): Ditto.
10405 (create_expression_by_pieces): Ditto.
10406 (find_existing_value_expr): Modify to differnetiate between
10407 addressing and top level.
10408 (create_value_handle_for_expr): Handle DECL's.
10409 (poolify_tree): Ditto.
10410 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10411 (make_values_for_stmt): Handle DECL's properly.
10412 (init_pre): Reorg to not init useless things during FRE.
10414 * tree-flow.h: Include pointer-set.h.
10415 (decl_vh_map): Declare.
10416 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10418 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10420 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10421 the constraint description.
10422 * doc/md.texi: Update documentation of AVR constraints.
10424 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10426 * auto-inc-dec.c, config/arm/arm.c,
10427 config/m32r/constraints.md, config/mips/mips.md,
10428 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10429 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10430 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10431 typos. Follow spelling conventions.
10432 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10434 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10435 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10437 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10438 realloc_vuse): Remove.
10439 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10442 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10444 Fix PR tree-optimization/23488
10446 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10447 (try_to_simplify): Ditto.
10448 (visit_use): Ditto.
10449 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10451 * tree-flow-inline.h (get_value_handle): Ditto.
10452 * tree-ssa-pre.c (decl_vh_map): New.
10453 (decl_node_pool): New.
10454 (can_value_number_operation): Support DECL_P.
10455 (can_PRE_operation): Ditto.
10456 (create_expression_by_pieces): Ditto.
10457 (find_existing_value_expr): Modify to differnetiate between
10458 addressing and top level.
10459 (create_value_handle_for_expr): Handle DECL's.
10460 (poolify_tree): Ditto.
10461 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10462 (make_values_for_stmt): Handle DECL's properly.
10463 (init_pre): Reorg to not init useless things during FRE.
10465 * tree-flow.h: Include pointer-set.h.
10466 (decl_vh_map): Declare.
10467 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10469 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10471 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10472 apply to assembly language, too.
10473 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10475 2007-07-06 Ian Lance Taylor <iant@google.com>
10476 Zack Weinberg <zackw@panix.com>
10478 PR middle-end/32441
10479 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10481 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10483 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10484 (prefetch): Likewise if "pref" would be used.
10486 2007-07-06 Josh Conner <jconner@apple.com>
10488 PR middle-end/32602
10489 PR middle-end/32603
10490 * calls.c (store_one_arg): Handle arguments which are partially
10491 on the stack when detecting argument overlap.
10493 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10495 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10496 chosen during find_reloads.
10498 2007-07-06 Richard Guenther <rguenther@suse.de>
10500 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10501 TYPE_ARG_TYPES for verification of argument types. Use
10502 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10503 parameters as variable arguments.
10505 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10507 * libgcc2.h (word_type): Type definition removed.
10508 (cmp_return_type, shift_count_type): Type definitions added.
10509 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10510 replaced with shift_count_type.
10511 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10513 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10514 changed from word_type to Wtype.
10515 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10516 replaced with shift_count_type.
10517 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10519 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10520 and libgcc_shift_count attribute added.
10521 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10522 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10523 (TARGET_INITIALIZER): New target hooks added.
10524 * targhooks.c (default_libgcc_cmp_return_mode,
10525 default_libgcc_shift_count_mode): Default implementations for the new
10526 target hooks added.
10527 * targhooks.h (default_libgcc_cmp_return_mode,
10528 default_libgcc_shift_count_mode): Function prototypes added.
10529 * target.h (struct gcc_target): Fields for the new target hooks added.
10530 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10532 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10535 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10536 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10538 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10539 s390_libgcc_shift_count_mode): Functions added.
10540 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10541 Target hooks defined.
10543 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10545 * config/mips/mips.c (compute_frame_size): Restore the original
10546 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10547 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10548 Document why the difference is needed.
10550 2007-07-06 Richard Guenther <rguenther@suse.de>
10552 * c-common.c (boolean_increment): Use correctly typed
10555 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10557 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10558 the topmost argument register is not also included in the save mask.
10559 (mips16e_collect_argument_save_p): Take a pointer to the argument
10560 register, rather than a pointer to the number of arguments.
10561 (mips16e_collect_argument_saves): Only include argument saves
10562 that aren't in the register mask.
10564 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10566 PR rtl-optimization/32450
10567 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10568 to ensure that instructions are not moved into the prologue when
10569 profiling is on. Remove unused prologue_end variable.
10570 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10571 as a scheduling barrier.
10573 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10576 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10577 Disregard DECL_FROM_INLINE.
10579 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10581 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10582 IORing with a constant.
10584 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10586 PR rtl-optimization/32475
10587 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10588 for every definition of the stack pointer.
10590 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10592 * arm.c (vfp3_const_double_index): Copy signed results of
10593 REAL_VALUE_TO_INT into unsigned vars.
10595 2007-07-05 Richard Guenther <rguenther@suse.de>
10597 PR middle-end/32639
10598 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10600 * tree-ssa.c (useless_type_conversion_p): Check canonical
10603 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10605 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10606 zero_extendhisi2): Change to define_insn_and_split.
10607 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10609 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10611 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10612 pass_match_asm_constraints): New.
10613 * passes.c (init_optimization_passes): Add new pass.
10614 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10615 * function.h (struct function): Add has_asm_statement bit.
10616 (current_function_has_asm_statement): New.
10617 * tree-pass.h (pass_match_asm_constraints): New.
10619 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10621 * config/mips/mips.c (mips_file_start): Avoid declaration
10624 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10626 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10628 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10630 * rtl.def (NOTE): Change print format string to print
10631 operand 5 as a note insn name.
10633 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10634 David Ung <davidu@mips.com>
10636 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10637 * doc/invoke.texi: (MIPS Options): Document them.
10639 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10640 David Ung <davidu@mips.com>
10642 Add support for SmartMIPS ASE.
10644 * optabs.c (expand_binop_directly): New, broken out from...
10645 (expand_binop): Here. Make it try rotating in the other
10646 direction even when the second operand isn't constant.
10647 * config/mips/mips.md (*lwxs): New.
10648 * config/mips/mips.opt (msmartmips): New.
10649 * config/mips/mips.c (mips_lwxs_address_p): New.
10650 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10651 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10652 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10653 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10654 (ISA_HAS_LWXS): New.
10655 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10656 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10657 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10658 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10659 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10660 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10661 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10663 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10665 * tree-vectorizer.c (new_loop_vec_info): Initialize
10666 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10667 * tree-vectorizer.h (_loop_vec_info): Added new filed
10668 min_profitable_iters.
10669 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10670 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10671 * tree-vect-analyze.c (vect_analyze_operations): Set
10672 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10673 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10674 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10675 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10676 and prologue cost to after they are computed.
10677 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10678 TARG_VEC_STMT_COST.
10679 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10680 of creating vectors from scalars according to dt.
10681 (vect_model_store_cost): Likewise.
10682 (vectorizable_call): Use dt array instead of scalar dt. Call
10683 vect_model_simple_cost with additional argument dt.
10684 (vectorizable_assignment): Likewise.
10685 (vectorizable_operation): Likewise.
10686 (vectorizable_type_demotion): Likewise.
10687 (vectorizable_type_promotion): Likewise.
10688 (vectorizable_store): Use dt array instead of scalar dt. Call
10689 vect_model_store_cost with additional argument dt.
10690 (vect_do_peeling_for_loop_bound): Don't call
10691 vect_estimate_min_profitable_iters. Instead, lookup
10692 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10693 "may not be profitable".
10695 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10698 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10699 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10700 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10701 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10703 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10705 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10706 addressing modes cheaper.
10708 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10710 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10711 (dw_ranges_struct): Rename block_num to num. Adjust.
10712 (dw_ranges_by_label_struct): New.
10713 (ranges_by_label, ranges_by_label_allocated,
10714 ranges_by_label_in_use): New variables.
10715 (add_ranges_num): Factored most of the code out of...
10716 (add_ranges): ... this one. Rewrite in terms of the former.
10717 (add_ranges_by_labels): New.
10718 (output_ranges): Output by-label ranges.
10719 (dwarf2out_finish): Output range for multiple-section
10720 compile_unit. Output standard DW_AT_low_pc in addition to
10721 unexpected DW_AT_entry_pc.
10723 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10725 PR tree-optimization/32604
10726 PR tree-optimization/32606
10728 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10729 (compute_antic_safe): Removed.
10730 (ANTIC_SAFE_LOADS): Ditto.
10731 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10732 (execute_pre): Don't call compute_antic_safe.
10733 (vuse_equiv): New function.
10734 (make_values_for_stmt): Use it
10735 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10738 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10741 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10742 rather than a decl.
10743 (avr_attribute_table): Make "naked" attribute apply to function types
10744 rather than to decls.
10745 (avr_handle_fntype_attribute): New function.
10747 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10749 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10752 2007-07-04 David Ung <davidu@mips.com>
10753 Joseph Myers <joseph@codesourcery.com>
10755 * config/mips/mips.md (type): Add logical, signext and move.
10756 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10757 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10758 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10759 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10760 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10761 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10762 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10763 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10764 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10765 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10766 movv2sf_hardfloat_64bit): Use the new types.
10767 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10768 *movdf_softfloat, *movdf_mips16): Use "multi".
10769 (extendqihi2): Replace with a define_expand.
10770 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10771 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10772 * config/mips/74k.md (r74k_int_logical): New reservation and
10774 (r74k_int_arith): Remove "slt".
10775 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10776 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10777 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10778 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10779 reservations for "arith".
10781 2007-07-04 Richard Guenther <rguenther@suse.de>
10783 * tree-ssa.c (useless_type_conversion_p): Add handling for
10784 scalar float and vector types. Only call the types_compatible_p
10785 langhook for aggregate types as last resort. Follow the
10788 2007-07-04 Richard Guenther <rguenther@suse.de>
10790 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10791 the same as NOP_EXPR.
10793 2007-07-04 Nick Clifton <nickc@redhat.com>
10795 * target.h (struct gcc_target): Add target_help field.
10796 * target-def.h (TARGET_HELP): New.
10797 (TARGET_INITIALIZER): Use TARGET_HELP.
10798 * opts.c (command_handle_option): Invoke target_help function, if
10799 defined, when the user has specified --target-help on the command
10801 * doc/invoke.texi: Mention that --target-help might print
10802 additional information.
10803 * doc/tm.texi: Document TARGET_HELP hook.
10805 * arm.c (TARGET_HELP): Override default definition.
10806 (arm_target_help): New - display a wrapped list of cores and
10807 architectures supported.
10809 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10811 * config/v850/v850.c (expand_prologue): Make sure
10812 GEN_INT() argument is sign extended rather than zero extended.
10813 (expand_epilogue): Likewise.
10814 (output_move_double): Delete.
10815 * config/v850/v850-protos.h (output_move_double): Delete.
10816 * config/v850/v850.md (movdi): Delete.
10817 (*movdi_internal): Delete.
10819 (*movdf_internal): Delete.
10821 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10823 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10824 unless compiling RTP PIC.
10826 2007-07-04 Richard Guenther <rguenther@suse.de>
10828 PR tree-optimization/32482
10829 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10830 original ssa name if we didn't find a shift expression.
10831 Fix shift constant for bit zero test.
10833 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10835 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10837 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10839 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10840 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10841 * config/arm/vxworks.h (ASM_SPEC): Delete.
10842 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10844 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10846 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10847 (DDR_REVERSED_P): New.
10848 * tree-data-ref.c (initialize_data_dependence_relation,
10849 build_classic_dist_vector): Set DDR_REVERSED_P.
10851 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10853 PR middle-end/32457
10854 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10855 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10856 init_omega_for_ddr_1): Use non conservative number of iterations
10858 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10859 (analyze_siv_subscript): Remove FIXME and reinitialization of
10860 last_conflicts to chrec_dont_know.
10861 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10863 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10865 * tree.c (maybe_canonicalize_argtypes): Improve description.
10867 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10869 * tree.c (maybe_canonicalize_argtypes): New.
10870 (build_function_type): Set canonical type.
10871 (build_method_type_directly): Ditto.
10872 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10875 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10877 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10879 (rewrite_use_nonlinear_expr): Likewise.
10881 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10883 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10885 2007-07-04 Ben Elliston <bje@au.ibm.com>
10887 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10890 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10892 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10893 (Exception Handling): Likewise.
10895 2007-07-03 Jan Hubicka <jh@suse.cz>
10897 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10899 2007-07-03 Eric Christopher <echristo@apple.com>
10901 * doc/cppopts.texi: Add conflicting option note to -dM.
10902 * doc/invoke.texi: Add note about possible conflicts with
10903 -E for -dCHARS and note that -dM will not produce
10904 any results if there is no machine dependent reorg.
10906 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10908 * tree.h (DECL_ALIGN): Back out previous change.
10910 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10912 * configure.ac: Test for .dtprelword support on MIPS.
10913 * configure, config.in: Regenerate.
10914 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10915 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10917 2007-07-03 Julian Brown <julian@codesourcery.com>
10919 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10920 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10921 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10922 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10924 (all_fpus): Add FPUTYPE_VFP3.
10925 (fp_model_for_fpu): Add VFPv3 field.
10926 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10927 (vfp3_const_double_index): New function. Return integer index of
10928 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10930 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10931 and argument represents a valid RTX for a VFPv3 constant.
10932 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10934 (vfp_emit_fstmd): Similar, for fstmd.
10935 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10936 constants, represented as integer indices.
10937 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10938 VFP_REGNO_OK_FOR_DOUBLE macros.
10939 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10940 (arm_file_start): Set float-abi attribute for VFPv3, and output
10941 correct ".fpu" assembler directive.
10942 (arm_dbx_register_numbering): Add FIXME.
10943 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10944 (fputype): Add FPUTYPE_VFP3.
10945 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10946 (CALL_USED_REGISTERS): Likewise.
10947 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10948 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10949 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10950 (D7_VFP_REGNUM): New.
10951 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10952 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10953 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10954 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10955 (REG_ALLOC_ORDER): Adjust for VFPv3.
10956 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10957 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10958 VFP_LO_REGS, VFP_HI_REGS.
10959 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10960 (IS_VFP_CLASS): Define macro.
10961 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10963 (REGISTER_MOVE_COST): Likewise.
10964 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10965 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10966 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10967 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10968 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10969 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10970 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10971 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10972 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10973 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10974 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10975 where appropriate for single-word registers.
10976 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10977 As above. Fix type attributes.
10978 * config/arm/constraints.md (register_contraint "t"): Define.
10979 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10981 (register_constraint "x"): Define.
10982 (constraint "Dv"): Define.
10984 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10986 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10988 2007-07-03 Tom Tromey <tromey@redhat.com>
10990 * c-parser.c (objc_pq_context): Removed.
10991 (objc_need_raw_identifier): Likewise.
10992 (c_parser) <objc_pq_context>: New field.
10993 <objc_need_raw_identifier>: Likewise.
10994 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10995 (c_lex_one_token): Update.
10996 (c_parser_objc_protocol_definition): Update.
10997 (c_parser_objc_method_definition): Update.
10998 (c_parser_objc_methodproto): Update.
10999 (c_parser_declspecs): Update.
11001 2007-07-03 David Ung <davidu@mips.com>
11003 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11005 2007-07-03 David Ung <davidu@mips.com>
11006 Richard Sandiford <richard@codesourcery.com>
11008 * doc/invoke.texi: Document -march=74kf3_2.
11009 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11010 (TUNE_74K): Check for it.
11011 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11012 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11013 * config/mips/mips.md (cpu): Add 74kf3_2.
11014 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11015 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11016 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11017 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11018 74kf3_2 to the CPU list.
11019 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11020 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11021 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11022 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11023 (r74kf3_2_fxfer_from_c1): New insn reservations.
11025 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11026 David Ung <davidu@mips.com>
11028 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11029 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11030 and 74k[fx]. Document aliases for the new options.
11031 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11032 (PROCESSOR_24KF2_1): ...this.
11033 (PROCESSOR_24KX): Rename to...
11034 (PROCESSOR_24KF1_1): ...this.
11035 (PROCESSOR_74KF): Rename to...
11036 (PROCESSOR_74KF2_1): ...this.
11037 (PROCESSOR_74KX): Rename to...
11038 (PROCESSOR_74KF1_1): ...this.
11039 (TUNE_74K): Update PROCESSOR_* names.
11040 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11041 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11042 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11043 (mips_rtx_cost_data): Update processor names in comments.
11044 (mips_issue_rate): Update PROCESSOR_* names.
11045 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11046 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11047 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11048 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11049 Update cpu attribute names.
11050 (r24k_fpu_iss): Rename this reservation to...
11051 (r24kf2_1_fpu_iss): ...this and update all uses.
11052 (r24kx_fpu_iss): Rename this reservation to...
11053 (r24kf1_1_fpu_iss): ...this and update all uses.
11054 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11055 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11056 Update cpu attribute names.
11058 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11060 * config/m32r/constraints.md: New file.
11061 * config/m32r/m32r.c: Include tm-constrs.h.
11062 (small_data_operand): Use satisfies_constraint_* instead of macro.
11063 (addr24_operand, gen_compare): Likewise.
11064 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11065 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11066 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11067 EXTRA_CONSTRAINT): Likewise.
11068 * config/m32r/m32r.md: Include constraints.md.
11069 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11070 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11071 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11072 (two_insn_const_operand, int8_operand, uint16_operand,
11073 reg_or_int16_operand, reg_or_uint16_operand,
11074 reg_or_cmp_int16_operand, cmp_int16_operand,
11075 seth_add3_operand): Likewise.
11077 2007-07-03 Eric Christopher <echristo@gmail.com>
11079 * libgcc2.h: Conditionally declare __bswapsi2 and
11082 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11084 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11087 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11090 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11091 (__gthrw_pragma): Provide default definition.
11092 (__gthrw2): Use it.
11093 * gthr-posix.c (__gthrw_pragma): Define.
11095 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11097 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11098 before declaring inequality.
11100 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11102 * combine.c (recog_for_combine): Log the success or failure of
11103 matching new insn patterns against the machine description in
11106 2007-07-03 Revital Eres <eres@il.ibm.com>
11108 * ddg.c (print_sccs): New function.
11109 (check_sccs): New function.
11110 (create_ddg_all_sccs): Use it.
11111 * ddg.h (print_sccs): Declare.
11112 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11114 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11116 * targhooks.h (default_mode_for_suffix): New function declaration.
11117 * targhooks.c (default_mode_for_suffix): New default target hook.
11118 * target.h (struct c): New structure in the targetm struct.
11119 (mode_for_suffix): New target hook as part of struct c.
11120 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11121 default_mode_for_suffix.
11122 (TARGET_C): New define.
11123 * c-lex.c: Include "target.h".
11124 (interpret_float): Use targetm.c.mode_for_suffix to determine
11125 the mode for a given non-standard suffix.
11126 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11128 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11129 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11131 * doc/extend.texi (Floating Types): New node. Document __float80 and
11132 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11134 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11137 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11138 predicate instead of target_operand.
11139 (divsi3_i1_media, divsi3_media_2): Likewise.
11141 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11143 * tree.h (alias_sets_might_conflict_p): Rename into
11144 alias_sets_must_conflict_p.
11145 * alias.c (alias_sets_might_conflict_p): Likewise.
11146 (alias_sets_conflict_p): Use it.
11147 (objects_must_conflict_p): Likewise.
11148 * c-common.c (strict_aliasing_warning): Adjust.
11150 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11152 * rtlhooks.c (gen_lowpart_if_possible): Check for
11153 invalid subreg before calling gen_lowpart_SUBREG.
11155 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11157 * config/darwin9.h: Add copyright notice.
11158 (LINK_COMMAND_SPEC): Add comment.
11159 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11160 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11161 DARWIN_LIBSYSTEM_HAS_UNWIND.
11163 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11166 * omp-low.c (check_combined_parallel): New function.
11167 (lower_omp_parallel): Call it via walk_stmts, set
11168 OMP_PARALLEL_COMBINED if appropriate.
11169 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11170 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11171 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11172 don't consider it as combined parallel.
11174 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11176 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11177 (gcc_tooldir): Likewise.
11178 * configure: Regenerate.
11179 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11180 old configure.ac gcc_tooldir setting.
11181 (prefix_to_exec_prefix): New variable.
11182 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11183 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11185 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11187 Fix PR tree-optimization/32583
11188 Fix PR tree-optimization/32584
11189 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11190 (phi_translate_set): Use phi_translate directly now.
11191 (make_values_for_stmt): Don't value number RHS if we already know
11194 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11195 Jim Wilson <wilson@specifix.com>
11198 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11201 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11202 Richard Sandiford <richard@codesourcery.com>
11203 Nigel Stephens <nigel@mips.com>
11205 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11206 (mips16e_output_save_restore): Declare.
11207 (mips16e_save_restore_pattern_p): Likewise.
11208 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11209 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11210 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11211 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11212 (BITSET_P): New global macro, extracted from...
11213 (mips_for_each_saved_reg): ...here.
11214 (mips16e_save_restore_info): New struct.
11215 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11216 (mips16e_save_restore_regs): New variable.
11217 (mips_split_plus, mips16e_find_first_register): New functions.
11218 (mips16e_mask_registers): New function.
11219 (compute_frame_size): Expand the commentary before the function.
11220 Enforce the MIPS16e save and restore register range restrictions.
11221 Pad the general register save area at the low end.
11222 (mips16e_save_restore_reg, mips16e_build_save_restore)
11223 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11224 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11225 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11227 (mips_expand_prologue, mips_expand_epilogue): Handle
11228 GENERATE_MIPS16E_SAVE_RESTORE.
11229 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11231 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11233 PR tree-optimization/31966
11234 PR tree-optimization/32533
11235 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11236 "basic_block" description as its third argument. Update function
11237 calls to get destination bb from "edge" argument. Save "cond" into
11238 aux field of the edge. Update prototype for changed arguments.
11239 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11241 (find_phi_replacement_condition): Operate on incoming edges, not
11242 on predecessor blocks. If there is a condition saved in the
11243 incoming edge aux field, AND it with incoming bb predicate.
11244 Return source bb of the first edge.
11245 (clean_predicate_lists): Clean aux field of outgoing node edges.
11246 (tree_if_conversion): Do not initialize cond variable. Move
11247 variable declaration into the loop.
11248 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11249 initializations of new_stmt, arg0 and arg1 variables.
11251 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11253 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11254 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11256 2007-07-02 Richard Guenther <rguenther@suse.de>
11258 * tree-ssa.c (useless_type_conversion_p): Document
11259 future intent as defining the middle-end type system.
11260 Re-structure to call langhook last, group by type class,
11261 mark questionable parts.
11263 2007-07-02 Richard Guenther <rguenther@suse.de>
11265 * tree-flow.h (types_compatible_p): Declare.
11266 * tree-ssa.c (types_compatible_p): New function.
11267 * ipa-type-escape.c (discover_unique_type): Use
11268 types_compatible_p instead of lang_hooks.types_compatible_p.
11269 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11270 * tree-vn.c (expressions_equal_p): Likewise.
11271 * tree.c (fields_compatible_p): Likewise.
11272 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11273 (cprop_operand): Use useless_type_conversion_p instead of
11274 lang_hooks.types_compatible_p.
11275 * tree-inline.c (setup_one_parameter): Likewise.
11276 (declare_return_variable): Likewise.
11277 * tree-nrv.c (tree_nrv): Likewise.
11278 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11279 (maybe_fold_offset_to_component_ref): Likewise.
11280 (maybe_fold_offset_to_reference): Likewise.
11281 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11282 (merge_alias_info): Likewise.
11283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11284 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11285 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11286 * tree-tailcall.c (find_tail_calls): Likewise.
11287 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11288 * gimplify.c (canonicalize_addr_expr): Likewise.
11289 (fold_indirect_ref_rhs): Likewise.
11290 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11291 (cpt_same_type): Likewise.
11292 (check_pointer_types_r): Swap parameters to cpt_same_type
11294 * fold-const.c (fold_convert): Revert fix for PR15988.
11295 * tree-inline.c (setup_one_parameter): Instead fix it here by
11296 using fold_build1 instead of fold_convert and checking for
11297 error_mark_node. Convert only if the conversion is necessary.
11299 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11301 * configure.ac: Check for .gnu_attribute on Power.
11302 * configure: Regenerate.
11303 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11304 attribute for floating-point ABI.
11306 2007-07-02 Ira Rosen <irar@il.ibm.com>
11308 PR tree-optimization/32230
11309 PR tree-optimization/32477
11310 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11311 address is a constant.
11313 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11315 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11316 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11317 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11318 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11319 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11320 64-bit targets. Add support for *-elfoabi*.
11321 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11322 different settings if $(tm_defines) does not select the EABI.
11323 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11324 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11325 (MIPS_ARCH_OPTION_SPEC): Likewise.
11326 (MIPS_ISA_LEVEL_SPEC): Likewise.
11327 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11328 * config/mips/elfoabi.h: New file.
11330 2007-07-02 Richard Guenther <rguenther@suse.de>
11332 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11333 (useless_type_conversion_p): ... this.
11334 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11335 (useless_type_conversion_p): ... this.
11336 * builtins.c (fold_builtin_memory_op): Rename
11337 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11338 * tree-cfg.c (verify_expr): Likewise.
11339 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11340 * tree-ssa-ccp.c (ccp_fold): Likewise.
11341 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11342 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11344 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11345 * tree-ssa-pre.c (eliminate): Likewise.
11346 * tree-ssa.c (delete_tree_ssa): Likewise.
11347 (tree_ssa_useless_type_conversion): Likewise.
11348 * tree.c (build2_stat): Likewise.
11350 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11352 Fix PR tree-optimization/32571
11353 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11356 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11358 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11359 and other expected operations explicitly, change default to
11362 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11364 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11366 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11367 (tls_load_dot_plus_eight): Move the label number into the unspec.
11368 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11370 2007-07-01 Andreas Schwab <schwab@suse.de>
11372 * dwarf2out.c (initial_return_save): Define only if used.
11374 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11376 Unreverting Richard's Revert of:
11378 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11380 * dce.c (deletable_insn_p_1): New function, split out from...
11381 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11382 specially, not those inside PARALLELs. Remove BODY argument
11383 and adjust recursive call accordingly.
11384 (prescan_insns_for_dce): Update call to delete_insn_p.
11386 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11387 Revital Eres <eres@il.ibm.com>
11389 * ddg.c (create_ddg_all_sccs): Fix missed
11390 initialization of scc_nodes.
11392 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11394 PR middle-end/32559
11395 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11396 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11398 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11400 * configure.ac: Check for .gnu_attribute on MIPS.
11401 * configure, config.in: Regenerate.
11402 * config/mips/mips.c (mips_file_start): If supported, output
11403 attribute for floating-point ABI.
11405 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11408 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11409 (ffs_cmove): New expander to expand using ctz pattern.
11410 (*ffs_cmove): Remove pattern.
11411 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11412 (ffsdi2): Expand using ctz pattern.
11413 (*ffs_rex64): Remove pattern.
11415 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11417 PR rtl-optimization/32296
11418 * pa.md (return): Delete pattern.
11419 (return_internal): Remove "(const_int 1)" from pattern.
11420 (epilogue): Use return_internal pattern for trivial returns.
11421 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11422 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11424 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11426 * tree-ssa-pre.c (is_exception_related): New function
11427 (can_value_number_operation): Use it.
11429 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11431 Fix PR tree-optimization/32540
11432 Fix PR tree-optimization/31651
11434 * tree-ssa-sccvn.c: New file.
11436 * tree-ssa-sccvn.h: Ditto.
11438 * tree-vn.c: Include tree-ssa-sccvn.h
11439 (val_expr_paid_d): Removed.
11440 (value_table): Ditto.
11441 (vn_compute): Ditto.
11442 (val_expr_pair_hash): Ditto.
11443 (val_expr_pair_expr_eq): Ditto.
11444 (copy_vuses_from_stmt): Ditto.
11445 (vn_delete): Ditto.
11447 (shared_vuses_from_stmt): Ditto.
11448 (print_creation_to_file): Moved up.
11449 (sort_vuses): Ditto.
11450 (sort_vuses_heap): Ditto.
11451 (set_value_handle): Make non-static.
11452 (make_value_handle): Ditto.
11453 (vn_add): Rewritten to use sccvn lookups.
11454 (vn_add_with_vuses): Ditto.
11455 (vn_lookup): Ditto (and second argument removed).
11456 (vn_lookup_with_vuses): Ditto.
11457 (vn_lookup_or_add): Ditto (and second argument removed);
11458 (vn_lookup_or_add_with_vuses): Ditto.
11459 (vn_lookup_with_stmt): New.
11460 (vn_lookup_or_add_with_stmt): Ditto.
11461 (create_value_handle_for_expr): Ditto.
11463 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11464 (seen_during_translate): New function.
11465 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11466 (phi_trans_add): Ditto.
11467 (constant_expr_p): FIELD_DECL is always constant.
11468 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11469 Use constant_expr_p.
11470 Avoid infinite recursion on mutually valued expressions.
11471 Change callers of vn_lookup_or_add.
11472 (phi_translate): New function.
11473 (compute_antic_safe): Allow phi nodes.
11474 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11475 (find_or_generate_expression): Rewrite slightly.
11476 (create_expression_by_pieces): Updated for vn_lookup_or_add
11478 Update VN_INFO for new names.
11479 (insert_into_preds_of_block): Update for new names.
11480 (add_to_exp_gen): New function.
11481 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11482 (find_existing_value_expr): Rewrite to changed vn_lookup.
11483 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11484 (try_look_through_load): Removed.
11485 (try_combine_conversion): Ditto.
11486 (get_sccvn_value): New function.
11487 (make_values_for_phi): Ditto.
11488 (make_values_for_stmt): Ditto.
11489 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11491 (init_pre): Update for SCCVN changes.
11493 (execute_pre): Ditto.
11495 * tree-flow.h (make_value_handle): Declare.
11496 (set_value_handle): Ditto.
11497 (sort_vuses_heap): Ditto.
11498 (vn_lookup_or_add_with_stmt): Ditto.
11499 (vn_lookup_with_stmt): Ditto.
11500 (vn_compute): Remove.
11502 (vn_delete): Ditto.
11503 (vn_lookup): Update arguments.
11505 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11506 (tree-vn.o): Ditto.
11507 (tree-ssa-sccvn.o): New.
11508 (OBJS-common): Add tree-ssa-sccvn.o
11510 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11513 * c-typeck.c (build_external_ref): Don't mark as used if called
11515 * calls.c (rtx_for_function_call): Likewise.
11517 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11521 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11523 * dce.c (deletable_insn_p_1): New function, split out from...
11524 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11525 specially, not those inside PARALLELs. Remove BODY argument
11526 and adjust recursive call accordingly.
11527 (prescan_insns_for_dce): Update call to delete_insn_p.
11529 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11531 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11532 (try_combine): Move potential calls to undo_all() so they happen
11533 before we commit to using the combined insns.
11535 2006-06-30 Jan Hubicka <jh@suse.cz>
11537 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11540 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11542 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11543 (cgraph_remove_unreachable_nodes): Likewise.
11544 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11545 * ipa-inline.c (update_caller_keys): Cast according to the coding
11547 (cgraph_decide_recursive_inlining): Likewise.
11548 (cgraph_decide_inlining_of_small_function): Likewise.
11549 (try_inline): Likewise.
11550 (cgraph_decide_inlining_incrementally): Likewise.
11551 * ipa-pure-const.c (get_function_state): Likewise.
11552 (scan_function): Likewise.
11553 (analyze_function): Likewise.
11554 (static_execute): Likewise.
11555 * ipa-reference.c (scan_for_static_refs): Likewise.
11556 (merge_callee_local_info): Likewise.
11557 (analyze_function): Use type safe memory macros.
11558 (static_execute): Likewise. Cast according to the coding conventions.
11559 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11561 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11563 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11564 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11567 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11569 PR middle-end/30024
11570 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11571 for complex modes (both int and real).
11573 2007-06-29 Jan Hubicka <jh@suse.cz>
11575 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11577 2007-06-29 Jan Hubicka <jh@suse.cz>
11579 PR middle-end/32372
11580 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11583 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11586 * config/avr/avr.c: Include dataflow header file.
11587 (expand_prologue): Adjust for prologue insn change.
11588 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11591 2007-06-29 Richard Guenther <rguenther@suse.de>
11593 PR middle-end/32493
11594 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11595 during type verification.
11597 2007-06-29 Jan Hubicka <jh@suse.cz>
11599 * recog.c (validate_change_rtx_1): Unshare TO argument.
11601 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11603 PR tree-optimization/24659
11604 * tree-vect-transform.c (vectorizable_call): Handle
11605 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11607 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11608 * config/i386/i386.c (enum ix86_builtins)
11609 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11610 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11612 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11613 const using def_builtin_const.
11614 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11615 input operands in the same modes as the result.
11616 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11618 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11620 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11621 (df_set_dead_notes_for_mw): Likewise.
11623 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11625 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11627 2007-06-28 DJ Delorie <dj@redhat.com>
11629 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11631 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11633 * doc/invoke.texi (C++ Dialect Options): Document
11634 fvisibility-ms-compat.
11635 * c.opt (fvisibility-ms-compat): New.
11637 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11640 * tree-affine.c (aff_combination_add_elt): Handle
11641 pointer addition specially.
11643 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11645 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11646 decl is non-external for AIX ABI.
11648 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11650 * config/rs6000/predicates.md (current_file_function_operand):
11651 Ensure the symbol is non-external for AIX ABI.
11653 2007-06-28 Nick Clifton <nickc@redhat.com>
11655 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11656 (fdce, fdse, fpredictive-commoning): Likewise.
11658 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11661 * gcc.c (process_command): Recognize the new -static-libgfortran
11664 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11667 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11668 Use a call clobbered hard reg instead of a pseudo reg.
11670 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11672 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11674 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11677 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11678 REG_LIBCALL and REG_RETVAL notes.
11679 (divsi3, mulsi3): Likewise.
11680 (mulhisi3): Likewise. Use emit_libcall_block.
11681 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11683 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11685 PR rtl-optimization/32481
11686 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11688 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11690 * dce.c (deletable_insn_p_1): New function, split out from...
11691 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11692 specially, not those inside PARALLELs. Remove BODY argument
11693 and adjust recursive call accordingly.
11694 (prescan_insns_for_dce): Update call to delete_insn_p.
11696 2007-06-27 Richard Guenther <rguenther@suse.de>
11698 PR middle-end/32492
11699 * tree.h (fold_convertible_p): Declare.
11700 * fold-const.c (fold_convertible_p): New function.
11701 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11702 instead of lang_hooks.types_compatible_p.
11704 2007-06-26 Jan Hubicka <jh@suse.cz>
11706 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11707 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11708 early use validate_unshare_change.
11709 (reload_combine): Likewise.
11710 * recog.c (change_t): New field unshare.
11711 (validate_change_1): Rename from validate_change; add argument unshare.
11712 (validate_change): Turn into wrapper of validate_change_1; update
11713 prototype for bools.
11714 (validate_unshare_change): New.
11715 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11716 calls of df_insn_rescan.
11717 * recog.h (validate_change): Replace ints by bools.
11718 (validate_unshare_change): Declare.
11720 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11722 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11724 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11726 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11728 2007-06-25 Jan Hubicka <jh@suse.cz>
11730 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11732 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11733 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11734 places other call site specific checks are performed.
11736 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11739 * tree-vect-transform.c (vectorizable_operation): Convert
11740 POINTER_PLUS_EXPR over to PLUS_EXPR.
11742 2007-06-25 Chao-ying Fu <fu@mips.com>
11744 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11745 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11746 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11747 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11749 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11750 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11751 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11752 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11753 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11754 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11755 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11756 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11757 ALL_FIXED_POINT_MODE_P): New define.
11758 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11760 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11762 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11763 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11764 MODE_VECTOR_UACCUM): New mode classes.
11766 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11767 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11768 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11771 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11772 (blank_mode): Initialize ibit and fbit.
11773 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11774 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11776 (new_adjust): Change required_class to required_class_from and
11777 required_class_to for testing within a range.
11778 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11779 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11780 MODE_VECTOR_UACCUM.
11781 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11782 (make_fixed_point_mode): New.
11783 (_ADD_ADJUST): Change C to C1 and C2.
11784 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11785 use a range for machine classes.
11786 (ADJUST_IBIT, ADJUST_FBIT): New.
11787 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11789 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11790 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11791 Emit adjustment for ibit and fbit.
11792 (emit_mode_ibit, emit_mode_fbit): New.
11793 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11795 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11797 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11798 as the source of the set.
11800 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11802 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11803 FP_REGNO_P): Use IN_RANGE.
11804 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11805 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11806 (DATA_REG_P): Use DATA_REGNO_P.
11807 (FP_REG_P): Use FP_REGNO_P.
11808 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11809 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11810 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11812 2007-06-24 Jan Hubicka <jh@suse.cz>
11814 PR middle-end/30563
11815 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11817 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11819 PR middle-end/32461
11820 * fold-const.c (fold_binary): Strip nops of operand 0
11821 of BIT_NOT_EXPR before calling operand_equal_p.
11822 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11823 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11825 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11827 * doc/extend.texi: Document that dllimport and dllexport imply
11828 default visibility.
11829 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11830 imported or exported declaration, including type declarations.
11831 * c-common.c (handle_visibility_attribute): Check for conflicts
11832 with dllimport/dllexport.
11833 (c_determine_visibility): Handle dllimport/dllexport as an
11834 explicit visibility atttribute.
11836 2007-06-23 Richard Guenther <rguenther@suse.de>
11838 PR tree-optimization/16876
11839 PR middle-end/29478
11840 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11842 * tree-inline.c (initialize_inlined_parameters): Do not call
11843 lang_hooks.tree_inlining.convert_parm_for_inlining.
11844 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11845 reason for mismatched types.
11846 * gimplify.c (gimplify_call_expr): Verify the call expression
11847 arguments match the called function type signature. Otherwise
11848 mark the call expression to be not considered for inlining
11849 using CALL_CANNOT_INLINE_P flag.
11850 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11851 edges call expression.
11852 (cgraph_decide_inlining_of_small_function): Likewise.
11853 (cgraph_decide_inlining): Likewise.
11854 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11856 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11857 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11858 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11859 Remove declaration.
11860 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11861 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11863 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11864 convert_parm_for_inlining member.
11866 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11869 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11870 Remove optimization for GT.
11872 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11874 PR middle-end/32437
11875 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11877 (prescan_insns_for_dce): Add extra parameter.
11879 2007-06-23 Jan Hubicka <jh@suse.cz>
11881 PR middle-end/31541
11882 * gimplify.c (mark_addressable): New function.
11883 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11885 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11887 PR middle-end/32374
11888 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11890 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11893 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11894 moves between MMX/SSE registers to at least 8 units to prevent
11895 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11897 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11899 * config/i386/i386.c (override_options): Correct x86_sahf
11902 2007-06-21 David Daney <ddaney@avtrex.com>
11905 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11906 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11907 (exception_receiver): Renamed to ...
11908 (nonlocal_goto_receiver): ... this.
11910 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11912 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11913 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11914 partial register accesses.
11916 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11918 * fold-const.c (debug_fold_checksum): Move it under
11919 ENABLE_FOLD_CHECKING.
11921 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11923 PR middle-end/20623
11924 * tree.h (debug_fold_checksum): Declared.
11925 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11926 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11927 build_fold_addr_expr_with_type_1.
11928 (fold_addr_expr, debug_fold_checksum): New.
11929 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11930 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11931 Use fold_addr_expr.
11933 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11935 PR tree-optimization/19590
11936 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11937 of scev is a constant.
11939 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11941 * df-problems.c (df_note_bb_compute): Made computation of live
11942 info consistent with df_lr.
11944 2007-06-21 Richard Guenther <rguenther@suse.de>
11946 PR tree-optimization/32453
11947 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11948 for pointer anti-range.
11950 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11952 * config/i386/i386.c (processor_target_table): Increase maximum
11953 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11956 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11957 byte alignment if > 8 byte alignment is preferred.
11958 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11960 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11962 PR tree-optimization/31866
11963 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11964 if ASM_EXPR's input is not a SSA_NAME.
11966 PR middle-end/32362
11967 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11968 but decl is a global var, instead return decl.
11969 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11970 even for is_global_var decls, if they are private in some outer
11973 2007-06-21 Richard Guenther <rguenther@suse.de>
11975 PR tree-optimization/32451
11976 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11978 2007-06-21 Christian Bruel <christian.bruel@st.com>
11980 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11981 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11982 (push_regs): Changed saving order or banked registers.
11983 (sh_expand_epilogue): Likewise.
11984 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11985 (FIRST_BANKED_REG): Likewise.
11986 (LAST_BANKED_REG): Likewise.
11987 * config/sh/sh.md (banked) New attribute.
11988 (in_delay_slot): Check banked attribute.
11990 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11992 PR tree-optimization/32075
11993 * tree-data-ref.c (subscript_dependence_tester_1,
11994 analyze_miv_subscript, analyze_overlapping_iterations,
11995 add_distance_for_zero_overlaps, build_classic_dist_vector,
11996 subscript_dependence_tester_1, analyze_overlapping_iterations,
11997 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11998 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11999 to evolution_function_is_affine_multivariate_p.
12001 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12003 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12005 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12008 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12010 * config/m32c/prologue.md (epilogue_exitd_16): New.
12011 (epilogue_reit_16): New.
12012 (epilogue_exitd): Rename to epilogue_exitd_24.
12013 (epilogue_reit): Rename to epilogue_reit_24.
12015 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12016 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12018 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12020 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12021 if dbg_cnt (sched_insn) reaches the limit.
12022 (choose_ready): New parameter INSN_PTR and new return value.
12023 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12024 the new return value from choose_ready.
12025 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12026 (rest_of_handle_global_alloc): New global_alloc_at_func.
12028 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12030 PR tree-optimization/25737
12031 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12032 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12033 * tree-flow.h (struct fieldoff): Add new field alias_set.
12034 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12035 argument addressable_type. Set alias_set of fieldoff.
12036 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12037 (create_overlap_variables_for): Pass alias_set from fieldoff to
12039 * alias.c (get_alias_set): Use alias_set from SFT if set.
12041 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12043 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12044 of a variable as an unsigned HOST_WIDE_INT integer.
12046 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12048 PR rtl-optimization/32405
12049 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12051 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12053 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12055 PR middle-end/31959
12056 * builtins.c: Include diagnostic.h.
12057 (expand_builtin_expect): Make gcc_assert more permissive.
12058 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12060 PR inline-asm/32109
12061 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12064 PR middle-end/32285
12065 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12066 if ACCUMULATE_OUTGOING_ARGS.
12068 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12070 * config/m68hc11/m68hc11.c: Include dataflow header file.
12071 (m68hc11_reorg): Port to dataflow.
12073 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12075 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12076 (struct df_problem.free_blocks_on_set_blocks): New field.
12077 (struct dataflow.optional_p): New field.
12078 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12079 (df_live_set_all_dirty): New function.
12080 * df-scan.c (df_scan_alloc): Initialize optional_p.
12081 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12082 * df-core.c (df_set_blocks): Removed use of
12083 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12084 df_problem.free_blocks_on_set_blocks to determine which blocks are
12086 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12087 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12088 uses dataflow.optional_p to determine if problem should be
12090 (rest_of_handle_df_initialize): Only start live problem if
12092 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12093 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12094 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12095 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12096 problem_NOTE): Initialize free_blocks_on_set_blocks.
12097 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12099 (df_live_set_all_dirty, df_note_alloc): New function.
12100 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12102 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12103 * postreload.c (reload_combine): Ditto.
12104 * cse.c (cse_extended_basic_block): Ditto.
12105 * regmove.c (mark_flags_life_zones): Ditto.
12106 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12107 erase_matching_seqs): Ditto.
12108 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12109 * integrate (allocate_initial_values): Ditto.
12110 * combine.c (reg_dead_at_p): Ditto.
12111 * resource.c (mark_target_live_regs): Ditto.
12112 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12113 * config/sh/sh.c (find_r0_life_regions): Ditto.
12114 * global.c (rest_of_handle_global_alloc): Only add back df_live
12116 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12117 df_live for -O > 1.
12118 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12120 (if_convert): Make sure df_live is there at -O == 1.
12121 (pass_if_after_combine): Cleanup flags.
12122 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12123 is there at -O == 1.
12125 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12127 * config/arm/arm.c (arm_get_frame_offsets): Set
12128 offsets->locals_base to avoid negative stack size.
12129 (thumb1_expand_prologue): Assert on negative stack size.
12131 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12133 PR tree-optimization/32367
12134 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12135 of the chrec has no evolution in that loop.
12136 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12138 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12140 * config/xtensa/xtensa.c: Include "df.h".
12141 (xtensa_builtin_saveregs): Use adjust_address instead of
12143 (xtensa_va_start): Invoke make_tree with sizetype for
12144 expand_builtin_saveregs and then convert the result to a pointer.
12145 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12146 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12147 Subtract argument size from index value as integers and then use
12148 POINTER_PLUS_EXPR to add the result to the array address.
12150 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12153 * config/m32c/m32c.c: Include dataflow header file.
12154 (m32c_emit_prologue): Adjust for prologue insn change.
12155 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12156 once inside a PARALLEL. Assume frame size passed in operand 0
12157 includes space to save the fb register.
12158 (prologue_enter_24): Likewise.
12159 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12161 2007-06-19 David Daney <ddaney@avtrex.com
12164 * config/mips/mips.md (cprestore): Mark $gp as used.
12166 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12169 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12170 (frv_ifcvt_modify_insn): Likewise.
12172 2007-06-19 Richard Guenther <rguenther@suse.de>
12174 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12175 only handle positive offsets that fit in a HOST_WIDE_INT.
12177 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12179 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12180 result of rsqrt insn for zero input argument to avoid NaN.
12182 2007-06-19 Richard Guenther <rguenther@suse.de>
12184 PR middle-end/31950
12185 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12187 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12189 PR tree-optimization/32353
12190 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12192 2007-06-19 Nick Clifton <nickc@redhat.com>
12194 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12196 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12199 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12200 * config/i386/i386.c (assign_386_stack_local): Assert that
12201 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12202 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12203 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12204 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12206 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12208 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12210 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12212 PR rtl-optimization/32321
12213 * gcse.c (replace_store_insn): Update the note before
12214 calling emit_insn_after.
12216 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12218 PR middle-end/32355
12219 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12221 * df-problems.c (df_note_bb_compute): Fix dumping info.
12223 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12225 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12226 insn with emit_jump_insn.
12228 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12230 PR tree-optimization/32383
12231 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12232 * targhooks.h (default_builtin_reciprocal): Update prototype.
12233 * target.h (struct gcc_target): Update builtin_reciprocal.
12234 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12235 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12236 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12237 when fndecl is in BUILT_IN_MD class.
12238 (execute_convert_to_rsqrt): Ditto.
12240 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12241 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12242 Convert BUILT_IN_SQRTF code only when md_fn is false.
12244 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12246 * bt-load.c (move_btr_def): Fix the order of arguments
12247 to validate_replace_rtx.
12249 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12251 * config/m68k/m68k-devices.def: Add 54450..54455.
12253 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12255 PR rtl-optimization/32366
12256 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12257 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12260 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12262 PR middle-end/32349
12263 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12264 this is true, rescan insn being modified.
12265 (sms_schedule): Added rescan parameter.
12266 (rest_of_handle_sms): Moved freeing of dominance info to before
12267 getting out of cfg_layout.
12269 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12271 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12272 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12275 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12276 FL_CF_EMAC from the entry for isac.
12278 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12279 (const_sibcall_operand): New.
12280 (sibcall_operand): Use it.
12281 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12282 (m68k_isas): ISAC does not imply FPU or EMAC.
12283 (override_options): Add ISA_C logic for symbolic jump & call.
12285 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12287 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12288 return mode from the builtin itself.
12289 (sparc_fold_builtin): Fix cast of zero constant.
12291 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12293 * targhooks.c (default_builtin_reciprocal): New default target hook.
12294 * targhooks.h (default_builtin_reciprocal): Add prototype.
12295 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12296 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12297 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12298 default_builtin_reciprocal.
12300 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12302 PR middle-end/31723
12303 * hooks.c (hook_tree_tree_bool_null): New hook.
12304 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12305 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12306 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12307 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12308 and convert it to reciprocal a*rfunc(b).
12309 (execute_convert_to_rsqrt): New function.
12310 (gate_convert_to_rsqrt): New function.
12311 (pass_convert_to_rsqrt): New pass definition.
12312 * target.h (struct gcc_target): Add builtin_reciprocal.
12313 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12314 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12315 TARGET_BUILTIN_RECIPROCAL.
12316 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12318 * config/i386/i386.h (TARGET_RECIP): New define.
12319 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12320 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12321 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12322 and not optimizing for size.
12323 (*rcpsf2_sse): New insn pattern.
12324 (*rsqrtsf2_sse): Ditto.
12325 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12326 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12327 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12328 and not optimizing for size.
12329 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12330 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12331 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12332 and not optimizing for size.
12333 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12334 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12335 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12336 and not optimizing for size.
12337 (*sse_rsqrtv4sf2): Do not export.
12338 (sqrtv4sf2): Ditto.
12339 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12340 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12341 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12342 and not optimizing for size.
12343 (sqrtv4sf2): Ditto.
12344 * config/i386/i386.opt (mrecip): New option.
12345 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12346 (ix86_emit_swsqrtsf): Ditto.
12347 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12348 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12349 builtin definition.
12350 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12351 ix86_expand_unop1_builtin.
12352 (ix86_emit_swdivsf): New function.
12353 (ix86_emit_swsqrtsf): Ditto.
12354 (ix86_builtin_reciprocal): New function.
12355 (TARGET_BUILTIN_RECIPROCAL): Use it.
12356 (ix86_vectorize_builtin_conversion): Rename from
12357 ix86_builtin_conversion.
12358 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12359 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12360 "i386 and x86_64 Options" section.
12361 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12363 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12364 Zdenek Dvorak <dvorakz@suse.cz>
12365 Richard Guenther <rguenther@suse.de>
12366 Kaz Kojima <kkojima@gcc.gnu.org>
12368 * tree-vrp.c (compare_values_warnv): Convert val2 to
12370 (extract_range_from_assert): Create
12371 POINTER_PLUS_EXPR for pointer types.
12372 (extract_range_from_binary_expr): Handle
12373 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12375 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12376 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12377 POINTER_PLUS_EXPR as PLUS_EXPR.
12378 (number_of_iterations_lt_to_ne):
12379 For pointer types, use sizetype when
12380 creating MINUS_EXPR/PLUS_EXPRs.
12381 (assert_loop_rolls_lt): For pointer types, use sizetype when
12382 creating MINUS_EXPR/PLUS_EXPRs.
12383 (number_of_iterations_le): Likewise.
12384 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12385 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12386 like PLUS_EXPR and MINUS_EXPR.
12387 * tree-pretty-print.c (dump_generic_node): Handle
12389 (op_prio): Likewise.
12390 (op_symbol_1): Likewise.
12391 * optabs.c (optab_for_tree_code): Likewise.
12392 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12394 * tree-tailcall.c (process_assignment): Mention
12395 POINTER_PLUS_EXPR in a TODO comment.
12396 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12397 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12398 not used with a pointer and an integer type.
12399 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12400 increment using chrec_convert_rhs instead of chrec_convert.
12401 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12402 PLUS_EXPR except for the right hand side's type will be
12404 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12405 (fold_used_pointer_cast): Kill.
12406 (pointer_offset_p): Kill.
12407 (fold_used_pointer): Kill.
12408 (pointer_used_p): Kill.
12409 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12410 call fold_used_pointer.
12411 (instantiate_parameters_1): Convert the increment
12412 using chrec_convert_rhs instead of chrec_convert.
12413 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12414 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12415 instead of PLUS_EXPR.
12416 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12417 PLUS_EXPR for pointers.
12418 (std_gimplify_va_arg_expr): Likewise.
12419 (fold_builtin_memory_op): Likewise.
12420 (fold_builtin_strstr): Likewise.
12421 (fold_builtin_strchr): Likewise.
12422 (fold_builtin_strrchr): Likewise.
12423 (fold_builtin_strpbrk): Likewise.
12424 (expand_builtin_memory_chk): Likewise.
12425 (fold_builtin_memory_chk): Likewise.
12426 (std_expand_builtin_va_start): Use
12427 sizetype for the call to make_tree and then convert
12428 to the pointer type.
12429 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12430 instead of PLUS_EXPR for adding to a pointer.
12431 (std_gimplify_va_arg_expr): Use fold_build2 for
12432 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12433 the operands to sizetype first and then cast the BIT_AND_EXPR
12434 back to the pointer type.
12435 * fold-const.c (build_range_check): Handle pointer types
12437 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12438 of PLUS_EXPR's. Make sure the offset is converted to
12440 (try_move_mult_to_index): Strip the NOPs from the offset.
12441 Remove code argument and replace all uses with PLUS_EXPR.
12442 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12443 specially. Don't use a pointer type for MINUS_EXPR.
12444 (fold_unary): Handle for (T1)(X op Y),
12445 only p+ as that is the only as that can be handled for
12446 binary operators now.
12447 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12449 <case PLUS_EXPR>: Add folding of PTR+INT into
12451 Don't call try_move_mult_to_index.
12452 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12453 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12454 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12455 Don't call try_move_mult_to_index.
12456 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12457 (tree_expr_nonzero_p): Likewise.
12458 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12459 of PLUS_EXPR for the complex expression folding.
12460 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12461 first chrec is a pointer type, then the second should
12462 be sizetype and not the first's type.
12463 For POINTER_PLUS_EXPR, use a different right hand side type.
12464 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12465 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12466 different right hand side type.
12467 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12468 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12469 instead of PLUS_EXPR.
12470 When either operand is zero, convert the other operand.
12471 (chrec_apply): Use chrec_convert_rhs
12472 on the argument x instead of chrec_convert.
12473 (reset_evolution_in_loop): For pointer types, the new_evol
12474 should be sizetype.
12475 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12476 different right hand side type.
12477 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12478 (chrec_convert_rhs): New function.
12479 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12480 different right hand side type.
12481 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12482 * tree-chrec.h (chrec_convert_rhs): New prototype.
12483 (build_polynomial_chrec): For pointer types, the right hand
12484 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12485 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12486 Remove subtraction case as it is always addition now.
12487 Make sure the offset is converted to sizetype.
12488 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12489 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12490 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12491 PLUS_EXPR in pointer type.
12492 Handle POINTER_PLUS_EXPR.
12493 (tree_to_aff_combination): Likewise.
12494 (force_expr_to_var_cost): Likewise.
12495 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12496 instead of PLUS_EXPR for pointers.
12497 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12498 instead of PLUS_EXPR of pointer types.
12499 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12501 (check_va_list_escapes): Likewise.
12502 (check_all_va_list_escapes): Likewise.
12503 * dwarf2out.c (loc_descriptor_from_tree_1):
12504 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12505 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12506 (string_constant): Likewise.
12507 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12508 the offset to the base, use POINTER_PLUS_EXPR.
12509 (add_to_parts): Convert the index to sizetype.
12510 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12511 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12512 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12513 Offset only holds something for PLUS_EXPR.
12514 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12516 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12518 (analyze_accesses_for_modify_stmt): Likewise.
12519 Remove comment about the type being integral type as it is
12521 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12523 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12525 Correct the type which the artimentic is done in (is now
12528 * tree-data-ref.c (split_constant_offset): Handle
12530 * tree-affine.c (tree_to_aff_combination): Likewise.
12531 * c-typeck.c (build_unary_op): For pointers create the increment
12532 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12534 * gimplify.c (gimplify_self_mod_expr): Create a
12535 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12536 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12537 * tree.def (POINTER_PLUS_EXPR): New tree code.
12538 * tree-predcom.c (ref_at_iteration): If we have a pointer
12539 type do the multiplication in sizetype.
12540 * tree-mudflap.c (mf_xform_derefs_1): Create a
12541 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12542 * tree-ssa-forwprop.c
12543 (forward_propagate_addr_into_variable_array_index):
12544 Don't expect there to be a cast for the index as that
12545 does not exist anymore.
12546 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12547 instead of PLUS_EXPR.
12548 Don't check for the first operand of the POINTER_PLUS_EXPR
12549 was the index as it cannot be.
12550 Call forward_propagate_addr_into_variable_array_index with
12551 the SSA_NAME instead of the statement.
12552 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12553 (compare_constant): Likewise.
12554 (copy_constant): Likewise.
12555 (compute_reloc_for_constant): Likewise.
12556 (output_addressed_constants): Likewise.
12557 (initializer_constant_valid_p): Likewise.
12558 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12559 Convert the MIN/MAX of the inner type to the outer
12560 type before comparing them.
12561 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12562 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12563 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12564 of PLUS_EXPR for pointers.
12565 * tree-inline.c (estimate_num_insns_1): Handle
12567 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12568 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12569 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12570 instead of PLUS_EXPR for the pointer increment statement.
12571 (vect_update_ivs_after_vectorizer): For pointer types, create
12572 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12573 MULT_EXPR in sizetype.
12574 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12576 * tree-object-size.c (plus_expr_object_size): Handle
12577 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12578 code which is trying to figure out which side is a pointer and
12580 (check_for_plus_in_loops_1): Likewise.
12581 (check_for_plus_in_loops): Likewise.
12582 * c-common.c (pointer_int_sum): Create a
12583 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12584 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12585 only POINTER_PLUS_EXPR. Removing all the extra
12586 code which is trying to figure out which side is a pointer and
12588 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12589 PLUS_EXPR and MINUS_EXPR.
12590 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12592 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12593 with make_tree, instead of a pointer type.
12594 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12595 for pointers instead of PLUS_EXPR.
12596 (s390_gimplify_va_arg): Likewise.
12597 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12598 instead of PLUS_EXPR when doing addition on pointer
12599 types. Use sizetype for the second operand.
12600 (spu_gimplify_va_arg_expr): Likewise.
12601 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12602 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12603 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12604 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12605 for the pointer addition and also use size_int/sizetype
12607 (ix86_gimplify_va_arg): Likewise.
12608 Perform BIT_AND_EXPR on sizetype arguments.
12609 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12610 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12611 for the pointer additions and also use size_int for the offsets.
12612 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12613 additions and also use size_int for the offsets. Perform
12614 BIT_AND_EXPR on sizetype arguments.
12615 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12616 POINTER_PLUS_EXPR for pointers and create the
12617 BIT_AND_EXPR in sizetype.
12618 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12619 instead of PLUS_EXPR for pointer addition.
12620 (rs6000_va_start): Likewise.
12621 Also use sizetype for the offset.
12622 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12623 as PLUS_EXPR/MINUS_EXPR.
12624 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12625 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12626 Don't use BIT_AND_EXPR on a pointer type, convert the
12627 expression to sizetype first.
12628 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12630 (mips_gimplify_va_arg_expr): Likewise.
12631 Don't create BIT_AND_EXPR in a pointer type.
12633 2007-06-15 Eric Christopher <echristo@apple.com>
12635 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12636 (x86_64-*-darwin*): Ditto.
12637 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12640 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12642 * doc/extend.texi: Document behavior of __attribute__((aligned))
12645 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12647 * rtlanal.c (note_stores): Improve documentation.
12649 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12651 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12652 LOCAL_LABEL_PREFIX): Delete.
12653 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12654 (bfin_internal_label): Delete.
12656 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12658 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12659 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12660 otherwise define to LIBGCC2_TF_CEXT.
12661 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12662 (LIBGCC_TF_CEXT): Ditto.
12665 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12667 PR rtl-optimization/32339
12668 * df-scan.c (df_uses_record): Don't modify flags but just add to
12669 it for df_ref_record.
12671 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12673 * tree-mudflap.c: Fix whitespace issues.
12675 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12677 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12679 2007-06-14 Eric Christopher <echristo@apple.com>
12681 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12682 (movv4sf): Use gcc_unreachable instead of abort.
12684 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/sfp-machine.h (CMPtype): New define.
12688 (mach stubs): Use CMPtype instead of int as a return type.
12690 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12692 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12693 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12694 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12695 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12696 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12697 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12698 config/soft-fp/soft-fp.h: Update from glibc CVS.
12700 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12702 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12704 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12707 * config/v850/v850.c: Include dataflow header file.
12708 (substitute_ep_register): Fix typo.
12710 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12712 * configure.ac: Fix earlier checkin.
12713 * configure: Regenerated.
12715 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12717 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12718 * aclocal.m4: Regenerate.
12719 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12720 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12721 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12722 * configure: Regenerate.
12723 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12725 * Makefile.in (quickstrap): Build libgcc too.
12727 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12729 * configure.ac: Add --enable-checking=df. Explicitly mention that
12730 the variables are initialized as for "release".
12731 * df-core.c: Use it.
12732 * configure: Regenerate.
12733 * config.in: Regenerate.
12735 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12737 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12738 validate_replace_rtx instead of replace_rtx.
12739 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12741 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12743 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12744 (DWARF2_UNWIND_INFO): Override default if configured with
12746 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12747 (ENDFILE_SPEC): Add crtend.o.
12748 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12749 (ENDFILE_SPEC): Add crtend.o.
12750 (TARGET_USE_JCR_SECTION): Define.
12751 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12753 * config/i386/cygming-crtbegin.c: New file.
12754 * config/i386/cygming-crtend.c: New file.
12756 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12758 * config/i386/w32-unwind.h: New file.
12760 2007-06-13 Eric Christopher <echristo@apple.com>
12762 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12763 the user set a value below STACK_BOUNDARY.
12765 2007-06-13 Thiemo Seufer <ths@networkno.de>
12767 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12768 imply -lpthread for -pthread.
12770 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12772 * basic-block.h: Remove the prototype for
12773 free_basic_block_vars.
12774 * cfglayout.h: Remove the prototype for
12775 insn_locators_initialize.
12776 * tree.h: Remove the prototype for emit_line_note.
12778 * tree-ssa-pre.c (mergephitemp): Remove.
12779 (init_pre): Don't use mergephitemp.
12781 2007-06-13 Eric Christopher <echristo@apple.com>
12783 * config/i386/i386.c (override_options): If we've specified
12784 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12786 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12788 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12791 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12793 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12794 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12795 (eh_store_handler): New pattern.
12796 (eh_return): Emit it instead of a plain move.
12798 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12801 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12802 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12805 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12807 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12808 (find_next_insn_start, find_load): New functions.
12809 (bfin_reorg): Use them to deal with the fact that parallel insns are
12810 no longer represented as a SEQUENCE.
12812 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12814 * config/sparc/sparc.c (sparc_override_options): Initialize
12815 fpu mask correctly.
12817 2007-06-13 Dave Korn <dave.korn@artimi.com>
12819 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12822 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12824 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12825 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12826 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12827 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12828 tree-vect-transform.c: Fix comment typos. Follow spelling
12831 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12833 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12834 to the exit block use set.
12835 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12836 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12837 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12839 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12841 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12842 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12843 to indicate an error.
12844 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12846 (dbg_cnt_process_opt): Print an error on a bad argument.
12847 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12848 * common.opt (-fdbg-cnt-list): New.
12849 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12851 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12853 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12854 flag on ref-all pointers.
12856 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12858 PR middle-end/31579
12859 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12860 for the offset with the modifier as EXPAND_INITIALIZER
12861 if the modifier is EXPAND_INITIALIZER.
12862 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12863 a register if we had an overflow.
12865 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12867 * real.c (real_isfinite): New.
12868 (real_sqrt): Use it.
12869 * real.h (real_isfinite): New.
12870 * builtins.c: Use it.
12872 2007-06-12 Ian Lance Taylor <iant@google.com>
12873 Daniel Berlin <dberlin@dberlin.org>
12876 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12877 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12878 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12879 (DECL_NO_TBAA_P): Define.
12880 (struct tree_decl_common): Add no_tbaa_flag field.
12881 * tree-ssa-structalias.c (struct variable_info): Add
12882 no_tbaa_pruning field.
12883 (new_var_info): Initialize no_tbaa_pruning field.
12884 (unify_nodes): Copy no_tbaa_pruning field.
12885 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12886 (dump_solution_for_var): Print no_tbaa_pruning flag.
12887 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12889 (compute_tbaa_pruning): New static function.
12890 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12891 Call compute_tbaa_pruning.
12892 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12893 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12894 * gimple-low.c (lower_stmt): Likewise.
12895 * tree-gimple.c (is_gimple_stmt): Likewise.
12896 * tree-ssa-operands.c (get_expr_operands): Likewise.
12897 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12898 * tree-inline.c (estimate_num_insns_1): Likewise.
12899 (copy_result_decl_to_var): Likewise.
12900 * expr.c (expand_expr_real_1): Likewise.
12901 * tree-pretty-print.c (dump_generic_node): Likewise.
12902 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12903 * omp-low.c (omp_copy_decl_2): Likewise.
12904 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12905 * doc/c-tree.texi (Expression trees): Document
12906 CHANGE_DYNAMIC_TYPE_EXPR.
12908 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12910 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12911 with !HONOR_NANS and !HONOR_INFINITIES.
12912 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12914 2007-06-12 Tristan Gingold <gingold@adacore.com>
12916 * gcov.c: Comments updated.
12917 (source_info): Add file_time field.
12918 (source_index): New variable.
12919 (mutiple_files): New variable.
12920 (generate_results): New function extracted from process_file.
12921 (process_file): Save and restore chain of functions, generate
12922 results and free structures only if not merging results.
12923 (release_structures): File names are now freed in create_file_names
12924 (create_file_names): Free previous file names.
12925 (find_source): File date is now read here and modifications in
12926 source files is checked here.
12927 (read_graph_file): Only reverse order of functions for the current
12929 (make_gcov_file_name): Do not generate long names if input_name is
12931 (output_lines): If merging results do not display graph, data and
12933 Checking source file modification is done in find_source.
12935 * doc/gcov.texi: Append an s to sourcefile.
12937 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12939 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12940 (forced_nop): New pattern.
12941 * config/bfin/bfin.c: Include "df.h".
12942 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12943 (bfin_discover_loop): Use df_get_live_in instead of
12944 global_live_at_start.
12945 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12946 df_analyze when done.
12947 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12948 the insns. Use QImode for the final insn in a bundle. Call
12949 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12951 (reorder_var_tracking_notes): New function.
12952 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12953 update_life_info. Call df_analyze after scheduling and bundle
12954 generation. Call reorder_var_tracking_notes if generating these
12955 notes. Call df_finish_pass at the end.
12957 2007-06-12 Dirk Mueller <dmueller@suse.de>
12959 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12960 a comparison, not an assignment.
12962 2007-06-12 Olivier Hainque <hainque@adacore.com>
12964 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12965 Request walking the subtrees only, leaving the current is_lhs/val_only
12967 (convert_non_local_reference): Likewise.
12969 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12971 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12973 2007-06-12 Richard Guenther <rguenther@suse.de>
12975 PR tree-optimization/15353
12976 PR tree-optimization/31657
12977 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12978 * timevar.def: Add TV_TREE_IFCOMBINE.
12979 * tree-pass.h (pass_tree_ifcombine): Declare.
12980 * tree-ssa-ifcombine.c: New file.
12981 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12982 * tree-flow.h (blocks_in_phiopt_order): Declare.
12983 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12984 (tree-ssa-ifcombine.o): New dependencies.
12986 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12988 PR rtl-optimization/32293
12989 * combine.c (simplify_if_then_else): Truncate return from
12990 nonzero_bits() to correct mode.
12992 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12994 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12995 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12997 2007-06-11 Diego Novillo <dnovillo@google.com>
12999 * Makefile.in (reload1.o-warn): Remove.
13001 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13003 * combine.c (subst): Use reg_overlap_mentioned_p
13004 instead of comparing register numbers directly.
13006 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13008 * reload1.c (mark_home_live_1): Use the mode parameter.
13010 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13012 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13013 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13015 * df-core.c: Ditto.
13017 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13019 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13021 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13023 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13024 from integer registers.
13025 (FP mode splitters): Handle TFmode.
13027 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13029 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13030 for ref-all pointers that point-to anything.
13032 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13034 * config/arm/arm.c (arm_output_dwarf_dtprel,
13035 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13037 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13039 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13040 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13043 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13045 * tree.c (signed_or_unsigned_type_for): New.
13046 (unsigned_type_for): Use signed_or_unsigned_type_for.
13047 (signed_type_for): Use signed_or_unsigned_type_for.
13048 * tree.h (signed_or_unsigned_type_for): New.
13049 (get_signed_or_unsigned_type): Remove.
13050 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13051 lang_hooks.types.signed_type
13052 (size_diffop): Likewise.
13053 (all_ones_mask_p): Likewise.
13054 (build_range_check): Likewise.
13055 (fold_cond_expr_with_comparison): Likewise.
13056 (fold_cond_expr_with_comparison): Likewise.
13057 (unextend): Likewise.
13058 (extract_muldiv_1): Likewise.
13059 (fold_single_bit_test_into_sign_test): Likewise.
13060 (fold_binary): Likewise.
13061 (fold_ternary): Likewise.
13062 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13063 instead of get_signed_or_unsigned_type.
13064 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13065 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13066 * expr.c (signed_or_unsigned_type_for): Use
13067 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13068 * langhooks.c (get_signed_or_unsigned_type): Remove.
13069 (lhd_signed_or_unsigned_type): Remove.
13070 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13071 signed_or_unsigned_type.
13072 (lhd_signed_or_unsigned_type): Remove.
13073 * expmed.c (make_tree): Use signed_type_for instead of
13074 lang_hooks.types.signed_type.
13075 * c-common.c (same_scalar_type_ignoring_signedness): Use
13076 c_common_signed_type instead of lang_hooks.types.signed_type.
13077 (c_common_unsigned_type): New.
13078 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13079 (shorten_compare): Use c_common_unsigned_type instead of
13080 c_common_signed_or_unsigned_type.
13081 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13083 * convert.c (convert_to_integer): Use signed_type_for instead of
13084 lang_hooks.types.signed_type.
13085 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13086 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13087 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13088 * c-format.c (check_format_types): Use c_common_unsigned_type
13089 instead of unsigned_type_for.
13090 * c-decl.c (groakdeclarator): Likewise.
13091 * c-typeck.c (convert_for_assignment): Likewise.
13092 * c-common.h (c_common_unsigned_type): New.
13094 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13097 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13098 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13100 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13102 PR middle-end/32279
13103 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13104 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13106 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13107 Sebastian Pop <sebpop@gmail.com>
13109 * lambda-code.c (remove_iv): New.
13110 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13112 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13114 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13115 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13116 * tree-ssa-loop-prefetch.c: Include optabs.h.
13117 (FENCE_FOLLOWING_MOVNT): New macro.
13118 (struct mem_ref): Add independent_p and storent_p fields.
13119 (record_ref): Initalize the new fields.
13120 (gather_memory_references_ref): Return true if the reference
13122 (gather_memory_references): Check whether all memory accesses
13123 in loop were recorded.
13124 (should_issue_prefetch_p): Return false for nontemporal stores.
13125 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13126 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13127 (determine_loop_nest_reuse): Detect independent memory references.
13128 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13129 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13130 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13131 * config/i386/i386.h (x86_mfence): Declare.
13132 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13133 * config/i386/i386.c (x86_mfence): New variable.
13134 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13136 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13137 * optabs.c (init_optabs): Initialize storent_optab.
13138 * optabs.h (enum optab_index): Add OTI_storent.
13139 (storent_optab): Declare.
13140 * genopinit.c (optabs): Add initialization for storent_optab.
13141 * tree.h (MOVE_NONTEMPORAL): New macro.
13142 * expr.c (expand_assignment, store_expr, store_constructor_field,
13143 store_constructor, store_field, expand_expr_real_1): Propagate
13144 nontemporality of the expanded store.
13145 (emit_storent_insn): New function.
13146 * expr.h (expand_assignment, store_expr): Declaration changed.
13147 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13148 to expand_assignment.
13149 * stmt.c (expand_asm_expr): Ditto.
13150 * calls.c (initialize_argument_information): Pass false as
13151 nontemporality to store_expr.
13152 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13155 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13157 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13159 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13161 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13163 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13164 and allow DECL_P here.
13166 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13168 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13169 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13170 track of the size of the expression.
13171 * cfghooks.c (merge_blocks): Remove block from loops structure only
13172 after call of the merge_blocks hook.
13174 2007-06-09 Tom Tromey <tromey@redhat.com>
13176 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13177 (deprecated_state): Removed.
13178 (start_decl): Update.
13179 (enum deprecated_states): Moved earlier.
13180 (groktypename): Update.
13181 (push_parm_decl): Likewise.
13182 (grokfield): Likewise.
13183 (start_function): Likewise.
13185 2007-06-09 Ian Lance Taylor <iant@google.com>
13187 PR tree-optimization/32169
13188 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13189 CONVERT_EXPR, check whether min and max both converted to an
13190 overflow infinity representation.
13192 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13194 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13195 not inserted on the edge.
13197 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13199 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13200 instructions if they are supported.
13201 (__divsi3, __umodsi3, __modsi3): Likewise.
13202 (__ashldi3, __ashrdi3, __lshrdi3): New.
13203 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13205 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13206 Tony Linthicum <tony.linthicum@amd.com>
13208 * doc/invoke.texi: Add fvect-cost-model flag.
13209 * common.opt (fvect-cost-model): New flag.
13210 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13211 cost fields in stmt_vec_info struct for STMT.
13212 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13213 fields in stmt_vec_info struct and access functions for the same.
13214 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13215 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13216 load, store and vector to scalar operation.
13217 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13218 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13219 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13220 (TARG_VEC_STORE_COST): Define cost of vector store.
13221 (vect_estimate_min_profitable_iters): Define new function.
13222 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13223 check to evaluate if loop iterations are less than minimum profitable
13224 iterations determined by cost model or minimum vect loop bound defined
13225 by user, whichever is more conservative.
13226 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13227 run-time check to evaluate if loop iterations are less than minimum
13228 profitable iterations determined by cost model or minimum vect loop
13229 bound defined by user, whichever is more conservative.
13230 (vect_estimate_min_profitable_iterations): New function to estimate
13231 mimimimum iterartions required for vector version of loop to be
13232 profitable over scalar version.
13233 (vect_model_reduction_cost): New function.
13234 (vect_model_induction_cost): New function.
13235 (vect_model_simple_cost): New function.
13236 (vect_cost_strided_group_size): New function.
13237 (vect_model_store_cost): New function.
13238 (vect_model_load_cost): New function.
13239 (vectorizable_reduction): Call vect_model_reduction_cost during
13241 (vectorizable_induction): Call vect_model_induction_cost during
13243 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13244 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13245 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13246 vectorizable_promotion, vectorizable_demotion): Call
13247 vect_model_simple_cost during analysis phase.
13249 2007-06-08 Simon Baldwin <simonb@google.com>
13251 * reg-stack.c (get_true_reg): Readability change. Moved default case
13252 label into direct switch statement scope.
13254 2007-06-08 Simon Baldwin <simonb@google.com>
13256 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13257 in gcc_assert() with '==' comparison.
13259 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13261 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13262 TARGET_ABM handling of x86_popcnt variable.
13264 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13266 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13267 __builtin_copysignq and __builtin_infq built-in functions.
13269 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13271 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13272 SSE4.2 section. Correct built-in function names in SSE4A section.
13274 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13276 PR tree-optimization/32243
13277 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13278 for ncopies after ratio check between nunits_out and nunits_in.
13279 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13281 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13283 PR tree-optimization/32224
13284 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13285 vectorization upon a non GIMPLE_MODIFY_STMT.
13287 2007-06-08 Christian Bruel <christian.bruel@st.com>
13290 * config/sh/sh.md (doloop_end): New pattern and splitter.
13291 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13293 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13295 PR middle-end/32209
13296 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13298 (verify_dominators): Do not change dominance tree.
13300 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13302 * config/sh/constraints.md: New file.
13303 * config/sh/sh.c: Include tm-constrs.h.
13304 (reg_class_from_letter): Remove.
13305 (prepare_cbranch_operands): Use satisfies_constraint_*
13306 function instead of macro.
13307 (andcosts, broken_move, sh_secondary_reload): Likewise.
13308 * config/sh/predicates.md (trapping_target_operand): Likewise.
13309 (and_operand, arith_operand, arith_reg_or_0_operand,
13310 cmp_operand, logical_operand, target_operand,
13311 ua_address_operand, ua_offset, xor_operand): Likewise.
13312 * config/sh/sh.md: Include constraints.md.
13313 (*movsicc_t_false): Use satisfies_constraint_* function
13315 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13316 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13317 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13318 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13319 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13320 (REG_CLASS_FROM_CONSTRAINT): Remove.
13321 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13322 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13323 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13324 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13325 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13326 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13327 function instead of macro.
13328 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13329 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13330 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13331 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13332 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13333 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13334 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13335 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13336 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13337 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13338 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13339 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13340 EXTRA_CONSTRAINT_STR): Likewise.
13341 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13343 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13345 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13347 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13350 * c-common.h (flag_cpp0x): Replaced by...
13351 (cxx_dialect): ... this new variable specifying the C++ dialect that
13353 * c-common.c (flag_cpp0x): Removed.
13354 (cxx_dialect): Defined.
13355 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13357 * c-opts.c (c_common_post_options): Likewise.
13358 (set_std_cxx98): Set cxx_dialect to cxx98.
13359 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13361 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13362 Hui-May Chang <hm.chang@apple.com>
13364 * doc/invoke.texi (Darwin Options): Update documentation for
13365 -mmacosx-version-min.
13366 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13367 * config/darwin-driver.c: New file.
13368 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13369 * config/t-darwin (darwin-driver.o): New rule.
13371 * config/darwin-c.c (version_as_macro): Ignore low digit.
13373 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13376 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13377 (CSGNMODE): New mode macro.
13378 (CSGNVMODE): New mode attribute.
13379 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13380 expander using CSGNMODE mode macro. Handle TFmode.
13381 (copysign<mode>3_const): Rename from copysignsf3_const and
13382 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13384 (copysign<mode>3_var): Rename from copysignsf3_var and
13385 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13387 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13388 mode macro. Handle TFmode.
13389 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13390 (iortf3, *iortf3): Ditto.
13391 (xortf3, *xortf3): Ditto.
13392 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13393 TFmode and TImode masks.
13394 (ix86_expand_copysign): Expand TFmode copysign insn.
13395 (IX86_BUILTIN_INFQ): New.
13396 (IX86_BUILTIN_FABSQ): Ditto.
13397 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13398 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13399 [__builtin_fabsq]: Ditto.
13400 [__builtin_copysignq]: Ditto.
13401 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13402 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13403 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13404 ix86_expand_binop_builtin().
13406 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13408 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13410 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13413 * rtl.h (push_to_sequence2): New.
13414 * emit-rtl.c (push_to_sequence2): New.
13415 * function.c (assign_parm_data_all): Add new fields.
13416 (assign_parm_setup_block): Call push_to_sequence2 instead of
13418 (assign_parm_setup_reg): Ditto.
13419 (assign_parm_setup_stack): Ditto.
13420 (assign_parms_unsplit_complex): Ditto.
13421 (assign_parms): Change field name.
13423 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13425 PR tree-optimization/32220
13426 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13427 phi node is reached before defining statement.
13429 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13432 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13433 after changing the right hand side of the assignment.
13435 2007-06-06 Eric Christopher <echristo@apple.com>
13437 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13438 (x86_64-*-darwin*): Ditto.
13439 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13440 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13442 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13444 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13445 coding conventions.
13446 (add_key): Likewise.
13447 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13448 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13450 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13452 (add_cost_one_coalesce): Likewise.
13453 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13454 variable names. Rename orig to orig_name for consistency.
13455 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13456 coding conventions.
13457 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13459 (record_equivalences_from_stmt): Likewise.
13460 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13461 the coding conventions.
13462 (memory_ssa_name_same): Likewise.
13463 (dse_optimize_stmt): Likewise.
13464 (dse_record_phis): Likewise.
13465 (dse_finalize_block): Likewise.
13466 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13467 keywords as variable names.
13468 (may_move_till): Cast according to the coding conventions.
13469 (force_move_till_expr): Avoid using C++ keywords as variable names.
13470 (force_move_till): Cast according to the coding conventions.
13471 (memref_hash): Likewise.
13472 (memref_eq): Likewise.
13473 (gather_mem_refs_stmt): Likewise.
13474 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13475 using C++ keywords as variable names.
13476 (idx_find_step): Cast according to the coding conventions.
13477 (idx_record_use): Likewise.
13478 (find_depends): Likewise.
13479 (prepare_decl_rtl): Likewise.
13480 (mbc_entry_hash): Likewise.
13481 (mbc_entry_eq): Likewise.
13482 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13483 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13484 (idx_infer_loop_bounds): Cast according to the coding conventions.
13485 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13486 * tree-ssa-math-opts.c (occ_new ): Likwise.
13487 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13489 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13491 (add_use_op): Likewise.
13492 (add_vop): Likewise.
13493 (add_vuse_op): Likewise.
13494 (add_vdef_op): Likewise.
13495 (get_expr_operands): Likewise.
13496 (push_stmt_changes): Use type safe memory macros.
13497 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13498 keywords as variable names.
13499 (conditional_replacement): Likewise.
13500 (minmax_replacement): Likewise.
13501 (abs_replacement): Likewise.
13502 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13503 coding conventions.
13504 (insert_fake_stores): Avoid using C++ keywords as variable names.
13505 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13507 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13508 (heapvar_insert): Use type safe memory macros.
13509 (new_var_info): Cast according to the coding conventions.
13510 (new_constraint): Likewise.
13511 (remove_preds_and_fake_succs): Use type safe memory macros.
13512 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13514 (thread_single_edge): Likewise.
13515 (thread_through_loop_header): Likewise.
13517 2007-06-06 Eric Christopher <echristo@apple.com>
13519 * config/i386/i386.c (override_options): Move handling
13520 of TARGET_SUBTARGET* earlier.
13522 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13524 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13527 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13529 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13530 emited outside of basic block.
13531 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13532 the created blocks.
13533 * rtl.h (delete_insn_chain): Declaration changed.
13534 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13536 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13537 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13538 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13539 to delete_insn_chain.
13540 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13541 do not have bb field set.
13542 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13544 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13545 * cfgcleanup.c (try_optimize_cfg): Ditto.
13547 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13549 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13550 (lambda_body_vector_new): Use type safe memory macros.
13551 (lambda_linear_expression_new): Likewise.
13552 (lambda_loopnest_new): Likewise.
13553 (lambda_lattice_new): Likewise.
13554 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13555 conventions. Use type safe memory macros.
13556 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13557 (lambda_body_vector_s): Likewise.
13558 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13559 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13561 2007-06-06 Richard Guenther <rguenther@suse.de>
13563 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13564 if we need to schedule cfg_cleanup.
13565 (tree_ssa_forward_propagate_single_use_vars): Do so.
13567 2007-06-06 Ian Lance Taylor <iant@google.com>
13569 * fold-const.c (merge_ranges): If range_successor or
13570 range_predecessor fail, just return 0.
13572 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13574 PR tree-optimization/32216
13575 * tree-vectorizer.c (supportable_widening_operation): Determine
13576 signedness of FIX_TRUNC_EXPR from output operand.
13577 (supportable_narrowing_operation): Ditto.
13578 * tree-vect-generic.c (expand_vector_operations_1): Determine
13579 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13580 from input operand.
13582 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13584 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13585 (struct pta): ...from here. Change flags to unsigned to avoid
13586 excessive casting (as it is used as a bit mask).
13587 (override_options): Add casts according to the coding convenventions.
13588 (x86_64_elf_unique_section): Likewise.
13589 (examine_argument): Avoid using C++ keywords as variable names.
13590 (construct_container): Likewise.
13591 (legitimize_pic_address): Likewise.
13592 (get_dllimport_decl): Cast according to the coding conventions. Use
13593 type safe memory macros.
13594 (legitimize_address): Cast according to the coding conventions.
13595 (emit_i387_cw_initialization): Corrected the type of slot to enum
13597 (ix86_init_machine_status): Use type safe memory macros.
13598 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13599 (bdesc_pcmpistr): Likewise.
13600 (bdesc_crc32): Likewise.
13601 (bdesc_sse_3arg): Likewise.
13602 (bdesc_2arg): Likewise.
13603 (bdesc_1arg): Likewise.
13604 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13605 (ix86_expand_sse_pcmpistr): Likewise.
13606 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13607 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13608 int to match the langhook definition.
13609 (ix86_builtin_conversion): Change the type of code to unsigned init to
13610 match the langhook definition.
13611 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13613 (ix86_preferred_output_reload_class): Likewise.
13614 (ix86_cannot_change_mode_class): Likewise.
13615 (ix86_memory_move_cost): Likewise.
13616 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13617 avoid excessive casting later on.
13618 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13620 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13622 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13623 as flags setting insn.
13624 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13626 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13628 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13629 (UNSPEC_ROUND): New.
13630 ("sse4_1_round<mode>2"): New insn pattern.
13631 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13633 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13634 expander using SSEMODEF mode macro. Expand using
13635 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13636 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13637 expander using SSEMODEF mode macro. Expand using
13638 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13639 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13640 expander using SSEMODEF mode macro. Expand using
13641 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13642 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13643 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13644 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13647 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13648 Sebastian Pop <sebpop@gmail.com>
13650 * lambda.h (build_linear_expr): New.
13651 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13652 Use build_linear_expr, call fold and force_gimple_operand.
13653 (lambda_loopnest_to_gcc_loopnest): Check that there is
13654 something to insert.
13655 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13657 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13659 PR preprocessor/23479
13660 * doc/extend.texi: Document the 0b-prefixed binary integer
13661 constant extension.
13663 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13665 PR tree-optimization/32215
13666 * tree-vectorizer.c (supportable_widening_operation): Return false
13667 for unsupported FIX_TRUNC_EXPR tree code.
13668 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13670 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13672 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13673 register on SPE targets. Change documentation to reflect
13675 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13676 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13677 out of the register allocation pool.
13678 (rs6000_reg_live_or_pic_offset_p): New function.
13679 (rs6000_emit_prologue): Move the actual saving of LR up to free
13680 r0 for holding r11. Split saving of SPE 64-bit registers into
13681 its own case. Ensure that offsets will always be in-range for
13682 'evstdd' by using r11 as a scratch register to point at the start
13683 of the SPE save area. Save r11 if necessary, as it is the static
13685 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13686 into its own case. Ensure that offsets will always be in-range
13687 for 'evldd' by using r11 as a scratch register to point at the
13688 start of the SPE save area. Also adjust r11 when restoring
13689 the stack pointer to compensate for pre-loading r11.
13691 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13693 * cfg.c (init_flow): Use type safe memory macros.
13694 (alloc_block): Likewise.
13695 (unchecked_make_edge): Likewise.
13696 (dump_flow_info): Avoid using C++ keywords as variable names.
13697 (copy_original_table_clear): Cast according to the coding conventions.
13698 (copy_original_table_set): Likewise.
13699 * cfgexpand (label_rtx_for_bb): Likewise.
13700 (expand_gimple_basic_block): Likewise.
13701 * cfghooks.c (dump_bb): Likewise.
13702 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13704 (lv_add_condition_to_bb): Likewise.
13705 * cfglayout (relink_block_chain): Cast according to the coding
13707 (fixup_reorder_chain): Likewise.
13708 (fixup_fallthru_exit_predecessor): Likewise.
13709 * cfgloop.c (glb_enum_p): Likewise.
13710 (get_exit_description): Likewise.
13711 (dump_recorded_exit): Likewise.
13712 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13713 (struct loop): ... from here.
13714 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13716 * cfgrtl.c (rtl_create_basic_block): Likewise.
13717 (rtl_split_block): Likewise.
13718 (rtl_dump_bb): Likewise.
13719 (cfg_layout_split_block): Likewise.
13720 (init_rtl_bb_info): Use typesafe memory macros.
13722 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13723 * graphds.h: Updated all usages of edge to graph_edge.
13724 * graphds.c: Likewise.
13725 * cfgloopanal.c: Likewise.
13727 2007-06-05 Ian Lance Taylor <iant@google.com>
13729 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13730 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13731 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13733 (test_for_singularity): Likewise.
13735 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13737 * config/i386/constraints.md ("Y2"): Replaced by ...
13739 * config/i386/i386.md: Likewise.
13740 * config/i386/mmx.md: Likewise.
13741 * config/i386/sse.md: Likewise.
13743 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13745 * config/i386/constraints.md ("z"): Replaced by ...
13747 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13748 (sse4_1_blendvps): Likewise.
13749 (sse4_1_pblendvb): Likewise.
13750 (sse4_2_pcmpestr): Likewise.
13751 (sse4_2_pcmpestrm): Likewise.
13752 (sse4_2_pcmpestr_cconly): Likewise.
13753 (sse4_2_pcmpistr): Likewise.
13754 (sse4_2_pcmpistrm): Likewise.
13755 (sse4_2_pcmpistr_cconly): Likewise.
13757 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13759 * matrix-reorg.c (transform_access_sites): Fix computation.
13760 (transform_allocation_sites): Same.
13762 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13764 * config/i386/i386.c (override_options): Use
13765 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13767 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13769 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13770 (nonimm_not_xmm0_operand): Ditto.
13771 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13772 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13773 as operand[2] predicate. Require "z" class XMM register for
13774 operand[3]. Adjust asm template.
13775 ("sse4_1_blendvpd"): Ditto.
13776 ("sse4_1_pblendvb"): Ditto.
13777 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13778 force op2 into xmm0 register for variable blend instructions.
13780 2007-06-04 Tom Tromey <tromey@redhat.com>
13782 * c-tree.h (start_enum): Update.
13783 (build_enumerator): Likewise.
13784 * c-decl.c (enum_next_value): Removed.
13785 (enum_overflow): Likewise.
13786 (start_enum): Add c_enum_contents argument. Don't use globals.
13787 (build_enumerator): Likewise.
13788 * c-tree.h (struct c_enum_contents): New struct.
13790 2007-06-04 Tom Tromey <tromey@redhat.com>
13792 * c-common.c (c_common_get_alias_set): Fix indentation.
13794 2007-06-04 Ian Lance Taylor <iant@google.com>
13796 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13797 to overflow, reduce overflow infinity to regular infinity.
13798 (vrp_var_may_overflow): New static function.
13799 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13801 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13803 * stor-layout.c (layout_type): Remove duplicate code.
13805 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13808 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13809 before build_common_builtin_nodes ().
13811 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13814 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13816 2007-06-04 Jan Hubicka <jh@suse.cz>
13818 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13819 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13820 instead of _stat version.
13822 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13824 PR tree-optimization/32194
13825 * tree-predcom.c (determine_offset): Check that both references have
13828 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13830 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13831 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13832 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13833 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13834 Add argument to iterate_fix_dominators call.
13835 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13836 * gcse.c (hoist_code): Change domby to vector.
13837 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13838 Add argument to iterate_fix_dominators call.
13839 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13840 recompute_dominator.
13841 * lambda-code.c (perfect_nestify): Ditto.
13842 * cfgloopanal.c: Include graphds.h.
13843 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13844 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13845 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13847 * graphds.c: New file.
13848 * graphds.h: New file.
13849 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13850 (get_dominated_by, get_dominated_by_region): Change return type to
13852 (verify_dominators): Recompute all dominators and compare the results.
13853 (recount_dominator): Renamed to ...
13854 (recompute_dominator): ... this. Do not check that the block is
13855 dominated by entry.
13856 (iterate_fix_dominators): Reimplemented.
13857 (prune_bbs_to_update_dominators, root_of_dom_tree,
13858 determine_dominators_for_sons): New functions.
13859 * et-forest.c (et_root): New function.
13860 * et-forest.h (et_root): Declare.
13861 * Makefile.in (graphds.o): Add.
13862 (cfgloopanal.o): Add graphds.h dependency.
13863 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13864 * basic-block.h (get_dominated_by, get_dominated_by_region,
13865 iterate_fix_dominators): Declaration changed.
13866 (recount_dominator): Renamed to ...
13867 (recompute_dominator): ... this.
13868 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13869 (thread_through_all_blocks): Do not free dominance info.
13871 2007-06-03 Andreas Schwab <schwab@suse.de>
13873 * config/m68k/m68k.c (override_options): Don't override
13875 * config/m68k/m68k-modes.def (SF, DF): Define to use
13876 motorola_single_format and motorola_double_format, resp.
13877 * real.c (motorola_single_format): Renamed from
13878 coldfire_single_format.
13879 (motorola_double_format): Renamed from coldfire_double_format.
13880 (encode_ieee_extended): Generate a proper canonical NaN image
13881 respecting canonical_nan_lsbs_set.
13882 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13884 * real.h: Adjust declarations.
13886 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13889 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13890 the symbol is generated with the stack protector.
13892 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13894 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13895 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13897 * doc/extend.texi (interrupt): Mention m68k.
13899 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13901 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13902 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13903 (ix86_expand_sse_pcmpestr): Do not check operands for
13904 "register_operand", when insn operand predicate is "register_operand".
13905 (ix86_expand_sse_pcmpistr): Ditto.
13907 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13908 Uros Bizjak <ubizjak@gmail.com>
13910 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13911 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13912 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13913 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13914 * config/i386/constraints.md ("z"): New register constraint
13915 for members of SSE_FIRST_REG class.
13916 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13917 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13918 SSE_FIRST_REG class.
13919 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13920 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13921 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13922 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13923 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13924 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13925 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13926 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13927 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13928 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13929 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13930 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13931 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13932 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13933 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13934 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13935 (struct builtin_description): Change "flag" field to unsigned.
13936 (bdesc_pcmpestr): New builtin description table.
13937 (bdesc_pcmpistr): Likewise.
13938 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13939 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13940 Initialize pcmp[ei]str[im] insns for SSE4.2.
13941 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13942 (ix86_expand_sse_pcmpistr): Likewise.
13943 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13944 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13945 (UNSPEC_PCMPISTR): Likewise.
13946 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13947 (sse4_2_pcmpestri):New isns pattern.
13948 (sse4_2_pcmpestrm): Likewise.
13949 (sse4_2_pcmpestr_cconly): Likewise.
13950 (sse4_2_pcmpistr): New insn patern and splitter.
13951 (sse4_2_pcmpistri):New isns pattern.
13952 (sse4_2_pcmpistrm): Likewise.
13953 (sse4_2_pcmpistr_cconly): Likewise.
13954 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13957 2007-06-01 David Daney <ddaney@avtrex.com>
13959 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13960 LOADGP_ABSOLUTE and not binds_local_p.
13962 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13964 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13966 2007-06-01 Ian Lance Taylor <iant@google.com>
13968 * tree-vrp.c (compare_name_with_value): Always set
13969 used_strict_overflow if we get a result from the variable itself.
13971 2007-06-01 Ian Lance Taylor <iant@google.com>
13973 PR rtl-optimization/31455
13974 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13975 subregs which have a cast between modes which are not tieable.
13977 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13979 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13980 breaks after return statements.
13982 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13984 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13985 only after no_new_pseudos.
13987 2007-05-31 Eric Christopher <echristo@apple.com>
13989 * expr.c (convert_move): Assert that we don't have a BLKmode
13991 (store_expr): Handle BLKmode moves by calling emit_block_move.
13993 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13995 * c-typeck.c (build_indirect_ref): Include type in error message.
13996 (build_binary_op): Pass types to binary_op_error.
13997 * c-common.c (binary_op_error): Take two type arguments, print out
13999 * c-common.h (binary_op_error): Update prototype.
14001 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14003 * config/i386/i386.c: Correct coments on -mno-sse4.
14005 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14007 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14008 (x86_64-*-*): Likewise.
14009 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14010 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14011 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14012 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14013 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14014 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14015 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14016 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14017 (OPTION_MASK_ISA_SSE4): Likewise.
14018 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14019 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14020 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14021 (override_options): Support SSE4.2.
14022 (ix86_build_const_vector): Support SImode and DImode.
14023 (ix86_build_signbit_mask): Likewise.
14024 (ix86_expand_int_vcond): Support V2DImode.
14025 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14026 (IX86_BUILTIN_CRC32HI): Likewise.
14027 (IX86_BUILTIN_CRC32SI): Likewise.
14028 (IX86_BUILTIN_CRC32DI): Likewise.
14029 (IX86_BUILTIN_PCMPGTQ): Likewise.
14030 (bdesc_crc32): Likewise.
14031 (bdesc_sse_3arg): Likewise.
14032 (ix86_expand_crc32): Likewise.
14033 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14034 (ix86_expand_builtin): Likewise.
14035 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14036 __SSE4_2__ for -msse4.2.
14037 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14038 (CRC32MODE): Likewise.
14039 (crc32modesuffix): Likewise.
14040 (crc32modeconstraint): Likewise.
14041 (sse4_2_crc32<mode>): Likewise.
14042 (sse4_2_crc32di): Likewise.
14043 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14045 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14046 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14047 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14048 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14049 (vcondu<mode>): Likewise.
14050 * doc/extend.texi: Document SSE4.2 built-in functions.
14051 * doc/invoke.texi: Document -msse4.2/-msse4.
14053 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14055 PR tree-optimization/32160
14056 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14057 variable as gimple reg.
14058 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14060 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14062 * gcc.c (main): Don't consider linker options when issuing the
14063 warning about a linker input file not being used.
14065 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14067 * tree-vrp.c (compare_names): Initialize sop.
14069 2007-05-30 Dirk Mueller <dmueller@suse.de>
14071 * cgraphunit.c (cgraph_analyze_function): Remove
14072 computation of inline parameters.
14074 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14076 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14078 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14080 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14081 Add vx-common.h. Include vxworks.h between vx-common.h and
14083 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14085 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14086 (TARGET_ASM_DESTRUCTOR): Likewise.
14087 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14088 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14089 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14090 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14091 (VXWORKS_ENDIAN_SPEC): Define.
14092 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14093 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14094 VXWORKS_* equivalents.
14095 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14096 (ASM_FILE_START): Delete.
14097 (TARGET_VERSION): Reformat.
14098 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14099 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14100 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14101 (FPBIT, DPBIT): Define.
14102 (fp-bit.c, dp-bit.c): New rules.
14103 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14104 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14105 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14106 * config/arm/arm.h: Include vxworks-dummy.h.
14107 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14108 Mark with ATTRIBUTE_UNUSED.
14109 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14110 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14111 make it incompatible with -msingle-pic-base.
14112 (arm_function_ok_for_sibcall): Return false for calls that might
14113 go through a VxWorks PIC PLT entry.
14114 (require_pic_register): New function, split out from...
14115 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14117 (arm_load_pic_register): Handle the VxWorks RTP initialization
14118 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14119 (arm_emit_call_insn): New function.
14120 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14121 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14122 (pic_offset_arm): New pattern.
14123 (call, call_value): Use arm_emit_call_insn.
14124 (call_internal, call_value_internal): New expanders.
14125 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14126 VxWorks unless __PIC__.
14128 2007-05-30 Eric Christopher <echristo@gmail.com>
14130 * genrecog.c: Include regs.h in generated file.
14131 * genemit.c: Ditto. Fix up formatting.
14132 * config/mn10300/constraints.md: New.
14133 * config/mn10300/mn10300.md: Include.
14134 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14135 Fix up for removed macro.
14136 * config/mn10300/predicates.md (call_address_operand): Ditto.
14137 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14138 (CONST_OK_FOR_I): Ditto.
14139 (CONST_OK_FOR_J): Ditto.
14140 (CONST_OK_FOR_K): Ditto.
14141 (CONST_OK_FOR_L): Ditto.
14142 (CONST_OK_FOR_M): Ditto.
14143 (CONST_OK_FOR_N): Ditto.
14144 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14148 (EXTRA_CONSTRAINT): Ditto.
14150 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14152 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14154 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14155 OPTION_MASK_ISA_64BIT.
14156 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14158 2007-05-30 Richard Guenther <rguenther@suse.de>
14160 PR middle-end/32152
14161 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14162 types for comparison.
14163 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14164 with original typed arguments.
14165 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14167 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14169 PR tree-optimization/31769
14170 * except.c (duplicate_eh_regions): Clear prev_try if
14171 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14173 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14175 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14176 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14177 bsi of the location where statements should be inserted.
14178 (sink_code_in_bb): Take bsi from statement_sink_location.
14179 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14180 instead of bsi_start.
14181 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14183 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14184 (bsi_move_before): Document inconsistency with bsi_move_after.
14185 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14187 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14189 * config/i386/i386.h (TARGET_ABM): New define.
14190 (TARGET_POPCNT): Ditto.
14191 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14192 New temporary defines to redefine from OPTION_ISA_* defines.
14193 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14194 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14195 (ix86_isa_flags): New extern int declaration.
14196 (TARGET_SUBTARGET_DEFAULT): New define.
14197 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14198 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14199 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14200 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14201 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14202 * config/i386/darwin.h: Change TARGET_64BIT define to
14205 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14206 using existing "ix86_isa_flags" varible.
14207 (m32, m64): Use existing "ix86_isa_flags" variable.
14208 (mmmx, m3dnow): Ditto.
14209 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14210 (mabm): Define as non-negative option using "x86_abm" variable.
14211 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14213 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14214 Rewrite feature test bitmap.
14215 (ix86_isa_flags): New initialized global int varible.
14216 (ix86_isa_flags_explicit): New static int variable.
14217 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14218 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14219 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14220 target_flags_explicit.
14221 (override_options): Remove "target_enable" and "target_disable" fields
14222 from "struct ptt". Update processor_target_table accordingly. Remove
14223 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14224 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14225 "target_flags" and "ix86_isa_flags_explicit" instead of
14226 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14227 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14228 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14229 to true when either of PTA_POPCNT or PTA_ABM is set in
14230 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14231 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14232 processor_alias_table flags entry. Remove handling of
14233 "target_enable" and "target_disable" fields of processor_target_table.
14234 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14235 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14236 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14237 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14238 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14240 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14242 2007-05-29 David Daney <ddaney@avtrex.com>
14245 * config/mips/mips.c (mips_output_mi_thunk): Emit
14246 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14248 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14249 * config/i386/i386.c (ix86_function_regparm): Added checking of
14250 ix86_force_align_arg_pointer to determine the number of
14251 register parameters.
14253 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14255 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14256 (SET_DR_MISALIGNMENT): New.
14257 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14258 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14259 Use SET_DR_MISALIGNMENT.
14260 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14262 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14263 find_loop_nest): Export.
14264 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14265 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14266 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14267 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14269 (struct mem_ref): Add field reuse_distance.
14270 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14271 Initialize reuse_distance field.
14272 (issue_prefetch_ref): Select temporality of prefetch according to
14274 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14275 self_reuse_distance, determine_loop_nest_reuse): New functions.
14276 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14277 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14278 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14281 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14283 * tree-ssa-alias.c: Add aliasing overview.
14285 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14286 Danny Smith <dannysmith@users.sourceforge.net>
14289 * config/i386/t-crtfm: Compile crtfastmath.o with
14290 -minline-all-stringops.
14291 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14292 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14294 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14296 * doc/md.texi: Document constraints on HP PA-RISC.
14298 * pa/constraints.md: New file.
14299 * pa.md: Include constraints.md.
14300 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14301 (integer_store_memory_operand, ldil_cint_p): New functions.
14302 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14303 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14304 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14305 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14306 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14308 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14311 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14312 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14313 case POSTDECREMENT_EXPR>): Return the error_mark_node
14314 if either the real or imaginary parts would an
14317 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14319 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14320 name when we remove it from a call.
14322 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14324 * targhooks.c (default_narrow_bitfield): Remove.
14325 * targhooks.h: Remove the prototype for
14326 default_narrow_bitfield.
14328 * langhooks-def.h: Remove the prototype for
14329 hook_get_alias_set_0.
14330 * langhooks.c (hook_get_alias_set_0): Remove.
14332 * global.c (EXECUTE_IF_CONFLICT): Remove.
14334 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14337 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14338 return true when truth_value_p is true and the type
14341 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14343 * doc/install.texi (Prerequisites): We no longer require Autoconf
14344 2.13 for the top-level.
14346 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14348 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14349 memory access via x86_expand_vector_move_misalign() only for
14350 TImode values on 32-bit targets.
14352 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14354 * matrix-reorg.c: New file. Implement matrix flattening and
14355 transposing optimization.
14356 * tree-pass.h: Add matrix reorg pass.
14357 * common.opt: Add fipa-mreorg flag.
14358 * Makefile.in: Add matrix-reorg.c.
14359 * passes.c: Add matrix reorg pass.
14360 * varpool.c (add_new_static_var): New function.
14361 * cgraph.h (add_new_static_var): Declare.
14363 2007-05-27 Eric Christopher <echristo@apple.com>
14365 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14366 sp_offset depending on stack size. Save r12 depending
14367 on registers we're saving later.
14368 (rs6000_emit_epilogue): Update sp_offset depending only
14371 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14373 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14374 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14375 * ifcvt.c (if_convert): Ditto.
14376 * tree-ssa-threadupdate.c (thread_block): Ditto.
14377 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14378 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14379 verify_loop_closed_ssa): Check number_of_loops instead of
14381 * predict.c (tree_estimate_probability): Ditto.
14382 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14383 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14384 * modulo-sched.c (sms_schedule): Ditto.
14385 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14386 (scev_finalize): Do not do anything if scev analysis was not
14388 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14389 current_loops == NULL.
14390 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14391 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14392 there are no loops.
14393 (loop_optimizer_finalize): Assert that loops were analyzed.
14394 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14395 rtl_doloop): Check number_of_loops instead of current_loops.
14396 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14397 current_loops == NULL.
14398 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14399 gate_tree_vectorize tree_linear_transform, check_data_deps,
14400 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14401 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14402 Check number_of_loops instead of current_loops.
14403 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14404 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14405 free loops if available.
14406 (execute_pre): Do not pass do_fre to fini_pre.
14408 2007-05-27 Tobias Burnus <burnus@net-b.de>
14410 PR middle-end/32083
14411 * real.c (mpfr_from_real): Fix sign of -Inf.
14413 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14415 * tree-vect-transform.c (vectorizable_conversion): Initialize
14416 tree_code variables to ERROR_MARK.
14417 (vectorizable_type_demotion): Likewise.
14418 (vectorizable_type_promotion): Likewise.
14420 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14423 * config/i386/i386.md (movti): Handle push operands via
14424 ix86_expand_push().
14426 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14428 * basic-block.h: Remove the prototype for merge_seq_blocks.
14429 * cfgcleanup.c (merge_seq_blocks): Remove.
14431 * tree-flow.h: Remove the prototype for is_aliased_with.
14432 * tree-ssa-alias.c (is_aliased_with): Remove.
14434 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14436 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14438 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14440 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14441 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14442 (vec_unpacks_hi_v16qi): Likewise.
14443 (vec_unpacku_lo_v16qi): Likewise.
14444 (vec_unpacks_lo_v16qi): Likewise.
14445 (vec_unpacku_hi_v8hi): Likewise.
14446 (vec_unpacks_hi_v8hi): Likewise.
14447 (vec_unpacku_lo_v8hi): Likewise.
14448 (vec_unpacks_lo_v8hi): Likewise.
14449 (vec_unpacku_hi_v4si): Likewise.
14450 (vec_unpacks_hi_v4si): Likewise.
14451 (vec_unpacku_lo_v4si): Likewise.
14452 (vec_unpacks_lo_v4si): Likewise.
14454 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14456 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14457 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14458 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14459 follow spelling conventions in various
14460 warning/error/diagnostic messages.
14462 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14463 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14464 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14465 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14466 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14467 * doc/tm.texi: Follow spelling conventions.
14469 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14472 * tree-ssa-forwprop.c
14473 (forward_propagate_addr_into_variable_array_index): Remove
14474 the lhs argument. Use the type of def_rhs instead of lhs.
14475 (forward_propagate_addr_expr_1): Update use of
14476 forward_propagate_addr_into_variable_array_index.
14478 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14479 Nigel Stephens <nigel@mips.com>
14481 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14482 function attributes, "far" being an alias for "long_call".
14483 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14484 (mips_near_type_p, mips_far_type_p): New.
14485 (mips_comp_type_attributes): New function to check that attributes
14486 attached to a function type are compatible.
14487 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14488 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14489 to the target function of the thunk.
14490 (mips_encode_section_info): Check for "near" and "far" function
14491 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14493 * config/mips/predicates.md (const_call_insn_operand): Test only
14494 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14496 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14499 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14500 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14501 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14502 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14504 2007-05-25 Eric Christopher <echristo@apple.com>
14506 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14507 to x86-darwin configurations.
14508 * config/i386/t-darwin: Add softfp support.
14509 * config/i386/t-darwin64: Ditto.
14510 * config/i386/sfp-machine.h: If mach then don't use
14511 aliasing, emit a stub to call.
14513 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14515 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14516 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14517 tree-predcom.c, tree-ssa-alias-warnings.c,
14518 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14519 comment typos. Follow spelling conventions.
14520 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14522 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14525 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14526 constants into memory. Expand unaligned memory references for
14527 SSE modes via x86_expand_vector_move_misalign() function.
14529 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14531 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14532 "memory" attribute for "sseishft" type insn without operands[2].
14534 2007-05-25 Dirk Mueller <dmueller@suse.de>
14535 Marcus Meissner <meissner@suse.de>
14537 * doc/extend.texi (alloc_size): New attribute.
14538 * c-common.c (handle_alloc_size_attribute): New.
14539 * tree-object-size.c (alloc_object_size): Use alloc_size
14540 attribute, if available.
14542 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14544 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14546 (__builtin_ia32_vec_ext_v2di): Likewise.
14547 (__builtin_ia32_vec_ext_v4si): Likewise.
14548 (__builtin_ia32_vec_ext_v8hi): Likewise.
14549 (__builtin_ia32_vec_ext_v16qi): Likewise.
14550 (__builtin_ia32_vec_set_v8hi): Likewise.
14552 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14554 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14556 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14558 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14559 (arm_is_longcall_p): Rename to...
14560 (arm_is_long_call_p): ...this. Take a single tree argument and
14562 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14563 (CUMULATIVE_ARGS): Remove call_cookie.
14564 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14565 (ENCODED_LONG_CALL_ATTR_P): Delete.
14566 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14567 LONG_CALL_FLAG_CHAR cases.
14568 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14569 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14570 ARM_DECLARE_FUNCTION_SIZE.
14571 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14572 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14573 (arm_encode_call_attribute, current_file_function_operand): Delete.
14574 (arm_function_in_section_p): New function.
14575 (arm_is_longcall_p): Rename to...
14576 (arm_is_long_call_p): ...this. Take the target function as a single
14577 argument and return a bool. Do not rely on call cookies. Check
14578 whether the target symbol is in the same section as the current
14579 function, not just the same compilation unit.
14580 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14581 (arm_encode_section_info): Don't encode a call type.
14582 * config/arm/arm.md (call, call_value): Update calls to
14583 arm_is_long(_)call_p. Simplify logic.
14584 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14585 Update calls to arm_is_long(_)call_p.
14587 2007-05-25 Richard Guenther <rguenther@suse.de>
14589 PR tree-optimization/31982
14590 * tree-ssa-forwprop.c
14591 (forward_propagate_addr_into_variable_array_index): Handle arrays
14592 with element size one.
14594 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14596 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14597 (umulsi3_highpart): Likewise.
14599 2007-05-24 Ian Lance Taylor <iant@google.com>
14601 PR rtl-optimization/32069
14602 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14605 2007-05-24 Ollie Wild <aaw@google.com>
14607 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14610 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14612 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14613 (oprs_unchanged_p): Use it to check all registers in a REG.
14614 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14615 (reg_set_between_after_reload_p): Delete.
14616 (reg_used_between_after_reload_p): Likewise.
14617 (reg_set_or_used_since_bb_start): Likewise.
14618 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14619 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14620 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14621 * rtlanal.c (reg_set_p): Check whether REG overlaps
14622 regs_invalidated_by_call, rather than just checking the
14623 membership of REGNO (REG).
14625 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14627 * doc/passes.texi: Document predictive commoning.
14628 * doc/invoke.texi (-fpredictive-commoning): Document.
14629 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14630 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14631 adding indices to the generated name.
14632 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14633 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14634 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14635 (op_symbol_code): ... and exported.
14636 (dump_omp_clause, op_symbol): Use op_symbol_code
14637 instead of op_symbol_1.
14638 * tree-pass.h (pass_predcom): Declare.
14639 * timevar.def (TV_PREDCOM): New timevar.
14640 * tree-ssa-loop.c (run_tree_predictive_commoning,
14641 gate_tree_predictive_commoning, pass_predcom): New.
14642 * tree-data-ref.c (find_data_references_in_loop): Find the
14643 references in dominance order.
14644 (canonicalize_base_object_address): Ensure that the result has
14646 (dr_analyze_innermost): Export.
14647 (create_data_ref): Code to fail for references with invariant
14649 (find_data_references_in_stmt): ... here.
14650 * tree-data-ref.h (dr_analyze_innermost): Declare.
14651 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14652 (aff_combination_find_elt, name_expansion_hash,
14653 name_expansion_eq, tree_to_aff_combination_expand,
14654 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14656 * tree-affine.h (aff_combination_constant_multiple_p,
14657 tree_to_aff_combination_expand): Declare.
14658 * tree-predcom.c: New file.
14659 * common.opt (fpredictive-commoning): New option.
14660 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14661 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14662 * Makefile.in (tree-predcom.o): Add.
14663 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14664 * passes.c (init_optimization_passes): Add dceloop after
14665 copy propagation in loop optimizer. Add predictive commoning
14666 to loop optimizer passes.
14668 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14670 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14673 2007-05-24 Jan Hubicka <jh@suse.cz>
14675 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14677 (genheader): Include statistics.h.
14679 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14681 * print-rtl.c (flag_dump_unnumbered): Update comments.
14682 (print_rtl): Fix my previous change.
14683 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14686 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14688 PR middle-end/32018
14689 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14691 (thread_through_all_blocks): Call initialize_original_copy_tables
14692 and free_original_copy_tables.
14693 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14695 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14696 * cfghooks.c (duplicate_block): Use get_loop_copy.
14697 * cfg.c: Include cfgloop.h.
14698 (loop_copy): New hash table.
14699 (initialize_original_copy_tables): Initialize loop_copy table.
14700 (free_original_copy_tables): Free loop_copy table.
14701 (copy_original_table_clear, copy_original_table_set,
14702 set_loop_copy, get_loop_copy): New functions.
14703 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14704 * cfgloop.h (struct loop): Remove copy field.
14705 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14706 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14708 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14710 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14711 -msse/-msse2/-msse3.
14713 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14715 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14716 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14718 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14721 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14722 * targhooks.h (default_mangle_decl_assembler_name): Declare
14724 * targhooks.c (default_mangle_decl_assembler_name): Define
14726 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14728 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14729 * langhooks.c (lhd_set_decl_assembler_name): Call
14730 targetm.mangle_decl_assembler_name for names with global scope.
14732 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14734 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14735 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14737 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14738 New. Factored out of i386_pe_encode_section_info.
14739 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14740 Move check for prior decoration of stdcall
14741 symbols to i386_pe_encode_section_info.
14742 (i386_pe_encode_section_info): Adjust call to
14743 gen_stdcall_or_fastcall_suffix. Use
14744 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14745 (i386_pe_mangle_decl_assembler_name): New. Wrap
14746 i386_pe_maybe_mangle_decl_assembler_name.
14748 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14750 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14751 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14752 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14753 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14754 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14757 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14758 Nigel Stephens <nigel@mips.com>
14759 Richard Sandiford <richard@codesourcery.com>
14761 Fix up MIPS16 hard float and add support for complex.
14763 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14764 (TARGET_SOFT_FLOAT_ABI): New.
14765 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14766 __mips_soft_float to reflect the ABI in use, not whether the
14767 FPU is directly accessible (e.g., in MIPS16 mode).
14768 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14769 (UNITS_PER_FPVALUE): Likewise.
14771 * config/mips/mips.c (mips_expand_call): Remove redundant
14772 TARGET_MIPS16 check.
14773 (mips_arg_regno): New.
14774 (function_arg_advance): When setting bits in cum->fp_code for
14775 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14777 (function_arg): Use mips_arg_regno.
14778 (mips_return_mode_in_fpr_p): New.
14779 (mips16_call_stub_mode_suffix): New.
14780 (mips16_cfun_returns_in_fpr_p): New.
14781 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14782 (mips_output_function_prologue): Test mips16_hard_float, not
14783 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14784 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14785 return value into a floating-point register.
14786 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14787 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14788 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14789 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14790 word of double arguments from or to the high bits of 64-bit
14791 floating point registers.
14792 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14793 (mips16_fpret_double): New helper function.
14794 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14795 support for complex modes. Fill in DECL_RESULT for stubdecl.
14796 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14798 * config/mips/mips16.S
14799 (RET, ARG1, ARG2): New.
14800 (MERGE_GPRf, MERGE_GPRt): New.
14801 (DELAYt, DELAYf): New.
14802 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14803 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14804 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14805 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14806 (SFOP): Renamed to...
14807 (OPSF3): This, and macro-ified. Updated all uses.
14808 (SFOP2): Renamed to...
14809 (OPSF2): This, and macro-ified. Updated all uses.
14810 (SFCMP): Renamed to...
14811 (CMPSF): This, and macro-ified. Updated all uses.
14812 (SFREVCMP): Renamed to...
14813 (REVCMPSF): This, and macro-ified. Updated all uses.
14814 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14815 (LDDBL1, LDDBL2, RETDBL): Deleted.
14816 (DFOP): Renamed to...
14817 (OPDF3): This, and macro-ified. Updated all uses.
14818 (DFOP2): Renamed to...
14819 (OPDF2): This, and macro-ified. Updated all uses.
14820 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14821 (DFCMP): Renamed to...
14822 (CMPDF): This, and macro-ified. Updated all uses.
14823 (DFREVCMP): Renamed to...
14824 (REVCMPDF): This, and macro-ified. Updated all uses.
14825 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14826 (RET_FUNCTION): New.
14827 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14828 (__mips16_ret_sc, __mips16_ret_dc): New.
14829 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14830 STUB_ARGS_6, STUB_ARGS_10): New.
14831 (CALL_STUB_NO_RET): New.
14832 (__mips16_call_stub_1): Macro-ified.
14833 (__mips16_call_stub_5): Macro-ified.
14834 (__mips16_call_stub_2): Macro-ified.
14835 (__mips16_call_stub_6): Macro-ified.
14836 (__mips16_call_stub_9): Macro-ified.
14837 (__mips16_call_stub_10): Macro-ified.
14838 (CALL_STUB_RET): New.
14839 (__mips16_call_stub_sf_0): Macro-ified.
14840 (__mips16_call_stub_sf_1): Macro-ified.
14841 (__mips16_call_stub_sf_5): Macro-ified.
14842 (__mips16_call_stub_sf_2): Macro-ified.
14843 (__mips16_call_stub_sf_6): Macro-ified.
14844 (__mips16_call_stub_sf_9): Macro-ified.
14845 (__mips16_call_stub_sf_10): Macro-ified.
14846 (__mips16_call_stub_df_0): Macro-ified.
14847 (__mips16_call_stub_df_1): Macro-ified.
14848 (__mips16_call_stub_df_5): Macro-ified.
14849 (__mips16_call_stub_df_2): Macro-ified.
14850 (__mips16_call_stub_df_6): Macro-ified.
14851 (__mips16_call_stub_df_9): Macro-ified.
14852 (__mips16_call_stub_df_10): Macro-ified.
14853 (__mips16_call_stub_sc_0): New.
14854 (__mips16_call_stub_sc_1): New.
14855 (__mips16_call_stub_sc_5): New.
14856 (__mips16_call_stub_sc_2): New.
14857 (__mips16_call_stub_sc_6): New.
14858 (__mips16_call_stub_sc_9): New.
14859 (__mips16_call_stub_sc_10): New.
14860 (__mips16_call_stub_dc_0): New.
14861 (__mips16_call_stub_dc_1): New.
14862 (__mips16_call_stub_dc_5): New.
14863 (__mips16_call_stub_dc_2): New.
14864 (__mips16_call_stub_dc_6): New.
14865 (__mips16_call_stub_dc_9): New.
14866 (__mips16_call_stub_dc_10): New.
14868 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14869 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14870 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14872 2007-05-23 Ian Lance Taylor <iant@google.com>
14874 * doc/invoke.texi (Invoking GCC): Document that the order of the
14877 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14880 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14881 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14882 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14886 * config/score/score.c (score_print_operand): Make sure that only
14887 lower bits are used.
14889 2007-05-22 Ian Lance Taylor <iant@google.com>
14891 * tree-vrp.c (avoid_overflow_infinity): New static function,
14892 broken out of set_value_range_to_value.
14893 (set_value_range_to_value): Call avoid_overflow_infinity.
14894 (extract_range_from_assert): Likewise.
14896 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14898 PR middle-end/31095
14899 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14900 change the type before looking for a COMPOUND_EXPR.
14902 2007-05-22 Ian Lance Taylor <iant@google.com>
14904 * lower-subreg.c (decompose_multiword_subregs): If we change an
14905 insn, call remove_retval_note on it.
14907 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14909 * regs.h (end_hard_regno): New function.
14910 (END_HARD_REGNO, END_REGNO): New macros.
14911 (add_to_hard_reg_set): New function.
14912 (remove_from_hard_reg_set): Likewise.
14913 (in_hard_reg_set_p): Likewise.
14914 (overlaps_hard_reg_set_p): Likewise.
14915 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14916 (note_btr_set): Use END_HARD_REGNO.
14917 * caller-save.c (setup_save_areas): Use end_hard_regno.
14918 (mark_set_regs): Use END_HARD_REGNO.
14919 (add_stored_regs): Use end_hard_regno.
14920 (mark_referenced_regs): Use add_to_hard_reg_set.
14921 * combine.c (update_table_tick): Use END_REGNO.
14922 (record_value_for_reg): Likewise.
14923 (record_dead_and_set_regs): Likewise.
14924 (get_last_value_validate): Likewise.
14925 (use_crosses_set_p): Likewise.
14926 (reg_dead_at_p_1): Likewise.
14927 (reg_dead_at_p): Likewise.
14928 (mark_used_regs_combine): Use add_to_hard_reg_set.
14929 (move_deaths): Use END_HARD_REGNO.
14930 (reg_bitfield_target_p): Use end_hard_regno.
14931 (distribute_notes): Use END_HARD_REGNO.
14932 * cse.c (mention_regs): Use END_REGNO.
14933 (insert): Use add_to_hard_reg_set.
14934 (invalidate): Use END_HARD_REGNO.
14935 (invalidate_for_call): Likewise.
14936 (exp_equiv_p): Use END_REGNO.
14937 (cse_insn): Likewise.
14938 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14939 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14940 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14941 * function.c (keep_stack_depressed): Use end_hard_regno.
14942 * global.c (global_alloc): Use end_hard_regno.
14943 (global_conflicts): Use add_to_hard_reg_set instead of
14945 (find_reg): Likewise.
14946 (mark_reg_store): Likewise.
14947 (mark_reg_conflicts): Likewise.
14948 (mark_reg_death): Use remove_from_hard_reg_set.
14949 (mark_reg_live_nc): Delete.
14950 (set_preference): Use end_hard_regno.
14951 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14952 remove_from_hard_reg_set.
14953 (post_mark_life): Use add_to_hard_reg_set.
14954 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14955 (reg_becomes_live): Use add_to_hard_reg_set.
14956 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14957 (peep2_find_free_register): Use add_to_hard_reg_set.
14958 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14959 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14960 * regrename.c (note_sets): Use add_to_hard_reg_set.
14961 (clear_dead_regs): Use remove_from_hard_reg_set.
14962 (regrename_optimize): Use add_to_hard_reg_set.
14963 (find_oldest_value_reg): Use in_hard_reg_set_p.
14964 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14965 (hard_reg_set_here_p): Use end_hard_regno.
14966 (decompose): Likewise.
14967 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14968 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14969 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14970 (mark_home_live): Use end_hard_regno.
14971 (spill_hard_reg): Likewise.
14972 (clear_reload_reg_in_use): Likewise.
14973 * reorg.c (delete_prior_computation): Use END_REGNO.
14974 * resource.c (update_live_status): Use END_HARD_REGNO.
14975 (mark_referenced_resources): Use add_to_hard_reg_set.
14976 (mark_set_resources): Likewise.
14977 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14978 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14979 (reg_overlap_mentioned_p): Likewise.
14980 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14981 (covers_regno_no_parallel_p): Use END_REGNO.
14982 (find_regno_note): Likewise.
14983 (find_reg_fusage): Use END_HARD_REGNO.
14984 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14985 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14987 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14989 * mode-switching.c (reg_dies): Change type of second argument to
14991 (optimize_mode_switching): Update accordingly.
14993 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14995 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14997 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14998 (hard_reg_set_empty_p): ...these new functions.
14999 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15000 GO_IF_HARD_REG_SUBSET.
15001 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15002 instead of GO_IF_HARD_REG_EQUAL.
15003 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15004 instead of GO_IF_HARD_REG_EQUAL.
15005 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15006 GO_IF_HARD_REG_SUBSET.
15007 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15008 GO_IF_HARD_REG_EQUAL.
15009 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15010 of GO_IF_HARD_REG_SUBSET.
15011 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15012 instead of GO_IF_HARD_REG_EQUAL.
15013 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15014 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15015 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15016 of GO_IF_HARD_REG_SUBSET,
15017 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15018 GO_IF_HARD_REG_SUBSET.
15019 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15020 instead of GO_IF_HARD_REG_EQUAL.
15021 * config/sh/sh.c (push_regs, calc_live_regs): Use
15022 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15023 (hard_regs_intersect_p): Delete.
15025 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15027 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15029 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15030 Richard Henderson <rth@redhat.com>
15032 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15034 (x86_64-*-*): Likewise.
15036 * i386/i386-modes.def (V2QI): New.
15038 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15040 (override_options): Support SSE4.1.
15041 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15042 (IX86_BUILTIN_BLENDPS): Likewise.
15043 (IX86_BUILTIN_BLENDVPD): Likewise.
15044 (IX86_BUILTIN_BLENDVPS): Likewise.
15045 (IX86_BUILTIN_PBLENDVB128): Likewise.
15046 (IX86_BUILTIN_PBLENDW128): Likewise.
15047 (IX86_BUILTIN_DPPD): Likewise.
15048 (IX86_BUILTIN_DPPS): Likewise.
15049 (IX86_BUILTIN_INSERTPS128): Likewise.
15050 (IX86_BUILTIN_MOVNTDQA): Likewise.
15051 (IX86_BUILTIN_MPSADBW128): Likewise.
15052 (IX86_BUILTIN_PACKUSDW128): Likewise.
15053 (IX86_BUILTIN_PCMPEQQ): Likewise.
15054 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15055 (IX86_BUILTIN_PMAXSB128): Likewise.
15056 (IX86_BUILTIN_PMAXSD128): Likewise.
15057 (IX86_BUILTIN_PMAXUD128): Likewise.
15058 (IX86_BUILTIN_PMAXUW128): Likewise.
15059 (IX86_BUILTIN_PMINSB128): Likewise.
15060 (IX86_BUILTIN_PMINSD128): Likewise.
15061 (IX86_BUILTIN_PMINUD128): Likewise.
15062 (IX86_BUILTIN_PMINUW128): Likewise.
15063 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15064 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15065 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15066 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15067 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15068 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15069 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15070 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15071 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15072 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15073 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15074 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15075 (IX86_BUILTIN_PMULDQ128): Likewise.
15076 (IX86_BUILTIN_PMULLD128): Likewise.
15077 (IX86_BUILTIN_ROUNDPD): Likewise.
15078 (IX86_BUILTIN_ROUNDPS): Likewise.
15079 (IX86_BUILTIN_ROUNDSD): Likewise.
15080 (IX86_BUILTIN_ROUNDSS): Likewise.
15081 (IX86_BUILTIN_PTESTZ): Likewise.
15082 (IX86_BUILTIN_PTESTC): Likewise.
15083 (IX86_BUILTIN_PTESTNZC): Likewise.
15084 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15085 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15086 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15087 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15088 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15089 (bdesc_ptest): New.
15090 (bdesc_sse_3arg): Likewise.
15091 (bdesc_2arg): Likewise.
15092 (bdesc_1arg): Likewise.
15093 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15095 (ix86_expand_sse_4_operands_builtin): New.
15096 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15097 smaller than 8 bits as the 2nd arg.
15098 (ix86_expand_sse_ptest): New.
15099 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15100 (ix86_expand_vector_set): Support SSE4.1.
15101 (ix86_expand_vector_extract): Likewise.
15103 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15104 __SSE4_1__ for -msse4.1.
15106 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15107 (UNSPEC_INSERTPS): Likewise.
15108 (UNSPEC_DP): Likewise.
15109 (UNSPEC_MOVNTDQA): Likewise.
15110 (UNSPEC_MPSADBW): Likewise.
15111 (UNSPEC_PHMINPOSUW): Likewise.
15112 (UNSPEC_PTEST): Likewise.
15113 (UNSPEC_ROUNDP): Likewise.
15114 (UNSPEC_ROUNDS): Likewise.
15116 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15118 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15119 (const_pow2_1_to_32768_operand): Likewise.
15121 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15124 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15126 (sse4_1_insertps): Likewise.
15127 (*sse4_1_extractps): Likewise.
15128 (sse4_1_ptest): Likewise.
15129 (sse4_1_mulv2siv2di3): Likewise.
15130 (*sse4_1_mulv4si3): Likewise.
15131 (*sse4_1_smax<mode>3): Likewise.
15132 (*sse4_1_umax<mode>3): Likewise.
15133 (*sse4_1_smin<mode>3): Likewise.
15134 (*sse4_1_umin<mode>3): Likewise.
15135 (sse4_1_eqv2di3): Likewise.
15136 (*sse4_1_pinsrb): Likewise.
15137 (*sse4_1_pinsrd): Likewise.
15138 (*sse4_1_pinsrq): Likewise.
15139 (*sse4_1_pextrb): Likewise.
15140 (*sse4_1_pextrb_memory): Likewise.
15141 (*sse4_1_pextrw_memory): Likewise.
15142 (*sse4_1_pextrq): Likewise.
15143 (sse4_1_blendpd): Likewise.
15144 (sse4_1_blendps): Likewise.
15145 (sse4_1_blendvpd): Likewise.
15146 (sse4_1_blendvps): Likewise.
15147 (sse4_1_dppd): Likewise.
15148 (sse4_1_dpps): Likewise.
15149 (sse4_1_movntdqa): Likewise.
15150 (sse4_1_mpsadbw): Likewise.
15151 (sse4_1_packusdw): Likewise.
15152 (sse4_1_pblendvb): Likewise.
15153 (sse4_1_pblendw): Likewise.
15154 (sse4_1_phminposuw): Likewise.
15155 (sse4_1_extendv8qiv8hi2): Likewise.
15156 (*sse4_1_extendv8qiv8hi2): Likewise.
15157 (sse4_1_extendv4qiv4si2): Likewise.
15158 (*sse4_1_extendv4qiv4si2): Likewise.
15159 (sse4_1_extendv2qiv2di2): Likewise.
15160 (*sse4_1_extendv2qiv2di2): Likewise.
15161 (sse4_1_extendv4hiv4si2): Likewise.
15162 (*sse4_1_extendv4hiv4si2): Likewise.
15163 (sse4_1_extendv2hiv2di2): Likewise.
15164 (*sse4_1_extendv2hiv2di2): Likewise.
15165 (sse4_1_extendv2siv2di2): Likewise.
15166 (*sse4_1_extendv2siv2di2): Likewise.
15167 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15168 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15169 (sse4_1_zero_extendv4qiv4si2): Likewise.
15170 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15171 (sse4_1_zero_extendv2qiv2di2): Likewise.
15172 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15173 (sse4_1_zero_extendv4hiv4si2): Likewise.
15174 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15175 (sse4_1_zero_extendv2hiv2di2): Likewise.
15176 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15177 (sse4_1_zero_extendv2siv2di2): Likewise.
15178 (*sse4_1_zero_extendv2siv2di2): Likewise.
15179 (sse4_1_roundpd): Likewise.
15180 (sse4_1_roundps): Likewise.
15181 (sse4_1_roundsd): Likewise.
15182 (sse4_1_roundss): Likewise.
15183 (mulv4si3): Don't expand for SSE4.1.
15184 (smax<mode>3): Likewise.
15185 (umaxv4si3): Likewise.
15186 (uminv16qi3): Likewise.
15187 (umin<mode>3): Likewise.
15188 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15190 * doc/extend.texi: Document SSE4.1 built-in functions.
15192 * doc/invoke.texi: Document -msse4.1.
15194 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15196 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15197 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15198 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15199 (ASM_SPEC): Add asm_pcrel_spec.
15200 (EXTRA_SPECS): Add asm_pcrel_spec.
15202 2007-05-21 David Daney <ddaney@avtrex.com>
15204 * doc/install.texi (Building a cross compiler): Add requirements
15205 for Java cross compiler.
15207 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15209 PR middle-end/31995
15210 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15211 Add loopno argument. Use evolution_function_is_invariant_rec_p
15212 instead of evolution_function_is_constant_p.
15213 Update calls to evolution_function_is_affine_multivariate_p.
15214 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15215 Add loopno argument.
15216 * tree-scalar-evolution.c (gather_chrec_stats): Call
15217 evolution_function_is_affine_multivariate_p with a loop
15219 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15220 (analyze_overlapping_iterations): Likewise.
15221 (access_functions_are_affine_or_constant_p): Likewise.
15222 (build_classic_dist_vector_1): If the access functions
15223 are equal, don't do anything.
15225 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15226 Paolo Carlini <pcarlini@suse.de>
15227 Uros Bizjak <ubizjak@gmail.com>
15229 * c-cppbuiltin.c (c_cpp_builtins): Define
15230 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15231 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15232 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15233 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15235 2007-05-21 Mike Stump <mrs@apple.com>
15237 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15239 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15241 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15243 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15244 implementation if __OPTIMIZE__ is not defined.
15245 (_mm_alignr_pi8): Ditto.
15246 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15247 (_mm_inserti_si64): Ditto.
15248 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15249 (_mm_slli_epi16): Ditto.
15250 (_mm_slli_epi32): Ditto.
15251 (_mm_slli_epi64): Ditto.
15252 (_mm_srai_epi16): Ditto.
15253 (_mm_srai_epi32): Ditto.
15254 (_mm_srli_si128): Ditto.
15255 (_mm_slli_si128): Ditto.
15256 (_mm_srli_epi16): Ditto.
15257 (_mm_srli_epi32): Ditto.
15258 (_mm_srli_epi64): Ditto.
15259 (_mm_extract_epi16): Ditto.
15260 (_mm_insert_epi16): Ditto.
15261 (_mm_shufflehi_epi16): Ditto.
15262 (_mm_shufflelo_epi16): Ditto.
15263 (_mm_shuffle_epi32): Ditto.
15264 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15265 (_m_pextrw): Ditto.
15266 (_mm_insert_pi16): Ditto.
15267 (_m_pinsrw): Ditto.
15268 (_mm_shuffle_pi16): Ditto.
15269 (_m_pshufw): Ditto.
15270 (_mm_shufle_ps): Ditto.
15271 (_mm_prefetch): Ditto.
15273 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15275 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15276 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15277 * real.c (encode_i370_single, decode_i370_single,
15278 encode_i370_double, decode_i370_double): Functions removed.
15279 (i370_single_format, i370_double_format): Initializations removed.
15280 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15281 Consider the log2_b field to always be one.
15282 (ieee_single_format, mips_single_format, coldfire_single_format,
15283 ieee_double_format, mips_double_format, coldfire_double_format,
15284 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15285 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15286 ibm_extended_format, mips_extended_format, ieee_quad_format,
15287 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15288 decimal_single_format, decimal_double_format, decimal_quad_format,
15289 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15290 initialization of log2_b.
15291 * real.h (i370_single_format, i370_double_format): Declarations
15293 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15294 field to always be one.
15296 2007-05-21 Andreas Schwab <schwab@suse.de>
15298 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15299 NOTE_INSN_BASIC_BLOCK_P.
15300 (process_for_unwind_directive): Likewise.
15302 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15304 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15305 * function.h (struct function): Move va_list_gpr_size,
15306 va_list_fpr_size, function_frequency to front of bitfields. Add
15308 (current_function_calls_unwind_init): New.
15309 * except.c (expand_builtin_unwind_init): Set
15310 current_function_calls_unwind_init not
15311 current_function_has_nonlocal_label.
15312 * reload1.c (has_nonexceptional_receiver): New.
15313 (reload): Use it and current_function_calls_unwind_init to
15314 determine whether call-saved regs must be saved.
15316 2007-05-20 Jan Hubicka <jh@suse.cz>
15318 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15319 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15320 * ddg.c (create_ddg): LIkewise.
15321 * final.c (final): Remove hunk moving line number notes around since
15322 they are no longer present at this stage.
15323 (final_scan_insn): Use NOTE_KIND instead of
15324 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15325 (output_asm_label): Likewise.
15326 * reorg.c (dbr_schedule): Likewise.
15327 * haifa-sched.c (unlink_other_notes): Likewise.
15328 * mode-switching.c (optimize_mode_switching): Likewise.
15329 * graph.c (start_bb): Likewise.
15330 * rtl.def (NOTE): Update description.
15331 * jump.c (squeeze_notes): Delete.
15332 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15333 NOTE_INSN_BASIC_BLOCK_P when possible.
15334 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15335 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15336 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15337 (dwarf2out_var_location): Likewise.
15338 * cfgbuild.c (make_edges): Likewise.
15339 (find_basic_blocks_1): Likewise.
15340 * function.c (reorder_blocks_1): Likewise.
15341 (epilogue_done): Likewise.
15342 (reposition_prologue_and_epilogue_notes): Likewise.
15343 * print-rtl.c (print_rtx): Likewise; drop code for printing
15345 (print_rtl): Likewise.
15346 (print_rtl_single): Likewise.
15347 * gcse.c (insert_insn_start_bb): Likewise.
15348 * alias.c (init_alias_analysis): Likewise.
15349 * calls.c (fixup_tail_calls): Likewise.
15350 * except.c (sjlj_emit_function_enter): Likewise.
15351 * emit-rtl.c (add_insn_after): Likeiwse.
15352 (emit_label_before): Likewise.
15353 (emit_label_after): Likewise.
15354 (emit_note_before, emit_note_after, emit_note): Update
15355 parameter to be enum insn_note; do not deal with source
15357 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15358 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15360 (merge_blocks_move_successor_nojumps): Simplify now when
15361 we don't have BLOCK notes.
15362 (try_optimize_cfg): Likewise.
15363 * cfglayout.c (skip_insns_after_block): Likewise.
15364 (record_effective_endpoints): Likewise.
15365 (duplicate_insn_chain): Likewise.
15366 * varasm.c (output_constant_pool_1): Likewise.
15367 * sched-deps.c (sched_analyze): Likewise.
15368 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15370 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15371 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15372 (SET_INSN_DELETED): Simplify.
15373 (NOTE_LINE_NUMBER): Exterminate.
15374 (NOTE_LINE_KIND): New.
15375 (NOTE_INSN_BASIC_BLOCK_P): Update.
15376 (enum insn_note): Simplify.
15377 (GET_NOTE_INSN_NAME) Simplify.
15378 (emit_note_before, emit_note_after, emit_note): Update prototype.
15379 (squeeze_notes): Remove.
15380 * sched-int.h (NOTE_NOT_BB_P): Update.
15381 * resource.c (mark_target_live_regs): Update.
15382 * sched-rgn.c (debug_dependencies): Update.
15383 * sched-vis.c (print_insn): Update.
15384 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15385 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15386 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15387 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15388 (split_branches): Update.
15389 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15391 (sh_adjust_unroll_max): Exterminate.
15392 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15393 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15394 (m68hc11_reorg): Likewise.
15395 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15396 (emit_predicate_relation_info): Update.
15397 (process_for_unwind_directive): Update.
15398 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15399 (output_call): Update.
15400 * config/pa/pa.c (output_lbranch): Update.
15401 (output_millicode_call): Update.
15402 (output_call): Update.
15403 (pa_combine_instructions): Update.
15404 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15405 * config/bfin/bfin.c (gen_one_bundle): Update.
15406 * cfgrtl.c (can_delete_note_p): Update.
15407 (delete_insn): Update.
15408 (rtl_merge_blocks): Update.
15409 (commit_one_edge_insertion): Update.
15410 (rtl_verify_flow_info): Update.
15411 * stmt.c (expand_case): Do not call squeeze_notes.
15413 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15420 * c.opt (Wtype-limits): New.
15421 * doc/invoke.texi (Wtype-limits): Document it.
15422 (Wextra): Enabled by -Wextra.
15423 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15424 * c-common.c (shorten_compare): Warn with Wtype-limits.
15426 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15428 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15429 inlined function, not as a macro.
15430 (_mm_alignr_pi8): Ditto.
15431 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15432 (_mm_inserti_si64): Ditto.
15433 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15434 (_mm_extract_epi16): Ditto.
15435 (_mm_insert_epi16): Ditto.
15436 (_mm_shufflehi_epi16): Ditto.
15437 (_mm_shufflelo_epi16): Ditto.
15438 (_mm_shuffle_epi32): Ditto.
15439 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15440 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15442 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15444 (_m_to_float): Use C89 compatible assignment.
15446 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15449 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15451 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15454 * doc/invoke.texi (Wreturn-type): Complete description.
15455 (Wextra): Delete item about return-type warning.
15456 * c-decl.c: Delete redundant Wextra warning.
15458 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15461 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15462 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15463 inlined function, not as a macro.
15464 (_mm_prefetch): Ditto.
15465 (_m_pextrw): Ditto.
15466 (_mm_insert_pi16): Ditto.
15467 (_m_pinsrw): Ditto.
15468 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15469 (_m_pshufw): Ditto. Add const to __N argument.
15470 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15471 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15472 (_mm_slli_epi32): Ditto.
15473 (_mm_srli_si128): Implement as always inlined function, not as a
15474 macro. Add __inline to function declaration.
15475 (_mm_slli_si128): Ditto.
15477 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15479 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15480 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15482 (struct fenv): New structure.
15483 (FP_HANDLE_EXCEPTIONS): New define.
15484 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15485 (_FP_DECL_EXP): New define.
15486 (FP_INIT_ROUNDMODE): New define.
15487 (FP_ROUNDMODE): New define.
15489 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15491 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15492 (Wconversion): Update description.
15493 (Wconversion-sign): New.
15494 * c.opt (Wconversion-sign): New.
15495 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15496 means disabled for C++. Otherwise, take the status of Wconversion.
15497 * c-common.c (conversion_warning): Warn with either Wconversion or
15499 (warnings_for_convert_and_check): Conditions are already checked by
15500 conversion_warning.
15501 (convert_and_check): Don't check warnings if the conversion failed.
15503 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15504 Anatoly Sokolov <aesok@dol.ru>
15506 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15507 avr_epilogue_uses) : Add declaration.
15508 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15509 * config/avr/constraints.md (R): New constraint.
15510 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15511 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15512 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15513 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15514 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15515 call_prologue_saves, epilogue_restores, return_from_epilogue,
15516 return_from_main_epilogue, return_from_interrupt_epilogue,
15517 return_from_naked_epilogue, prologue, epilogue): New patterns.
15518 (jump): Handle symbol reference.
15519 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15520 avr_output_function_prologue, avr_output_function_epilogue): Remove
15522 (avr_init_machine_status, expand_prologue, expand_epilogue,
15523 avr_asm_function_end_prologue, avr_epilogue_uses,
15524 avr_asm_function_begin_epilogue): New functions.
15525 (prologue_size, epilogue_size, jump_tables_size): Remove global
15527 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15528 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15529 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15530 (avr_override_options): Initialise init_machine_status.
15531 (output_movhi): Handle all stack pointer loads.
15532 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15533 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15534 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15535 (EPILOGUE_USES) Redefine.
15536 (machine_function) Declare.
15538 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15540 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15541 Use a single return statement.
15543 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15545 PR middle-end/30250
15546 * builtins.c (do_mpfr_lgamma_r): New.
15547 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15548 * tree.h (CASE_FLT_FN_REENT): New.
15550 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15552 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15553 (output_die): Use 'unsigned long' with %x.
15554 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15555 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15556 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15558 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15560 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15565 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15566 true if function has no argument.
15568 2007-05-18 DJ Delorie <dj@redhat.com>
15570 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15571 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15573 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15575 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15576 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15577 count_trailing_zeros.
15578 (__i386__): Implement count_leading_zeros using __builtin_clz().
15579 Implement count_trailing_zeros usign __builtin_ctz().
15581 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15583 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15585 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15587 PR middle-end/31344
15588 * expr.c (emit_move_change_mode): Change mode of push operands here.
15590 2007-05-17 Ian Lance Taylor <iant@google.com>
15592 PR tree-optimization/31953
15593 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15594 Change all callers.
15595 (set_value_range_to_null): Call set_value_range_to_value.
15596 (extract_range_from_comparison): Likewise.
15598 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15600 * toplev.c (print_version): Output GMP/MPFR version info.
15602 * builtins.c (CASE_MATHFN_REENT): New macro.
15603 (mathfn_built_in): Use it.
15604 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15605 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15606 BUILT_IN_LGAMMAL_R): New.
15607 * doc/extend.texi: Document new builtins.
15609 PR middle-end/31796
15610 * builtins.c (do_mpfr_remquo): New.
15611 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15612 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15614 PR middle-end/30251
15615 * builtins.c (fold_builtin_1): Handle y0, y1.
15616 (fold_builtin_2): Handle yn.
15618 PR middle-end/30251
15619 * builtins.c (do_mpfr_bessel_n): New.
15620 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15621 (fold_builtin_2): Handle BUILT_IN_JN.
15623 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15626 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15627 TYPE_PRECISION (intmax_type_node).
15629 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15632 * reload.c (subst_reloads): Remove checking.
15634 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15636 PR rtl-optimization/31691
15637 * combine.c (simplify_set): Build a new src pattern instead of
15638 substituting its operands in the COMPARE case.
15640 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15642 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15643 (execute_vrp): Preserve loops through jump threading.
15644 * tree-ssa-threadupdate.c (thread_single_edge,
15645 dbds_continue_enumeration_p, determine_bb_domination_status,
15646 thread_through_loop_header): New functions.
15647 (create_edge_and_update_destination_phis,
15648 create_edge_and_update_destination_phis): Set loops for the new blocks.
15649 (prune_undesirable_thread_requests): Removed.
15650 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15652 (thread_block): Do not call prune_undesirable_thread_requests.
15654 (mark_threaded_blocks): Select edges to thread here.
15655 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15656 Thread edges through loop headers independently.
15657 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15658 * tree-pass.h (TODO_mark_first_instance): New.
15659 (first_pass_instance): Declare.
15660 * cfghooks.c (duplicate_block): Put the block to the original loop
15661 if copy is not specified.
15662 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15663 jump threading. Pass may_peel_loop_headers to
15664 thread_through_all_blocks according to first_pass_instance.
15665 * cfgloop.h (create_preheader): Declare.
15666 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15667 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15668 * passes.c (first_pass_instance): New variable.
15669 (next_pass_1): Set TODO_mark_first_instance.
15670 (execute_todo): Set first_pass_instance.
15672 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15674 PR tree-optimization/24659
15675 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15676 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15677 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15678 OTI_vec_pack_ufix_trunc.
15679 (vec_unpacks_float_hi_optab): Define new macro.
15680 (vec_unpacks_float_lo_optab): Ditto.
15681 (vec_unpacku_float_hi_optab): Ditto.
15682 (vec_unpacku_float_lo_optab): Ditto.
15683 (vec_pack_sfix_trunc_optab): Ditto.
15684 (vec_pack_ufix_trunc_optab): Ditto.
15685 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15686 and vec_pack_[s|u]fix_trunc_optab using
15687 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15688 * tree-vectorizer.c (supportable_widening_operation): Handle
15689 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15690 (supportable_narrowing_operation): New function.
15691 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15692 * tree-vect-transform.c (vectorizable_conversion): Handle
15693 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15694 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15695 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15696 to check for target support.
15697 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15698 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15699 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15700 for VEC_PACK_FIX_TRUNC_EXPR.
15701 (expand_binop): Special case mode of the result for
15702 vec_pack_[u|s]fix_trunc_optab.
15703 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15704 vec_pack_[u|s]fix_trunc_optab.
15706 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15707 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15708 * tree-pretty-print.c (dump_generic_node): Handle
15709 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15710 VEC_PACK_FIX_TRUNC_EXPR.
15712 * expr.c (expand_expr_real_1): Ditto.
15713 * tree-inline.c (estimate_num_insns_1): Ditto.
15714 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15716 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15717 (vec_unpacks_float_lo_v8hi): Ditto.
15718 (vec_unpacku_float_hi_v8hi): Ditto.
15719 (vec_unpacku_float_lo_v8hi): Ditto.
15720 (vec_unpacks_float_hi_v4si): Ditto.
15721 (vec_unpacks_float_lo_v4si): Ditto.
15722 (vec_pack_sfix_trunc_v2df): Ditto.
15724 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15726 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15727 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15728 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15729 [vec_pack_ufix_trunc]: Ditto.
15730 [vec_unpacks_float_hi]: Ditto.
15731 [vec_unpacks_float_lo]: Ditto.
15732 [vec_unpacku_float_hi]: Ditto.
15733 [vec_unpacku_float_lo]: Ditto.
15735 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15737 * soft-fp/README: Update for new files.
15738 * soft-fp/floattisf.c: New file.
15739 * soft-fp/floattidf.c: New file.
15740 * soft-fp/floattitf.c: New file.
15741 * soft-fp/floatuntisf.c: New file.
15742 * soft-fp/floatuntidf.c: New file.
15743 * soft-fp/floatuntitf.c: New file.
15744 * soft-fp/fixsfti.c: New file.
15745 * soft-fp/fixdfti.c: New file.
15746 * soft-fp/fixtfti.c: New file.
15747 * soft-fp/fixunssfti.c: New file.
15748 * soft-fp/fixunsdfti.c: New file.
15749 * soft-fp/fixunstfti.c: New file.
15750 * soft-fp/extendxftf.c: New file.
15751 * soft-fp/trunctfxf.c: New file.
15753 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15754 (__trunctfxf2): Ditto.
15756 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15757 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15758 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15759 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15760 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15761 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15763 * config/i386/t-fprules-softfp64: New file.
15764 * config/i386/sfp-machine.h: New file.
15765 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15766 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15767 and soft-fp/t-softfp to tmake_file.
15768 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15769 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15771 * config/i386/t-linux64 (softfp_wrap_start): New.
15772 (softfp_wrap_end): New.
15773 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15774 supported for TARGET_64BIT.
15776 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15778 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15779 c_common_unsigned_type behavior.
15781 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15783 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15786 2007-05-16 Eric Christopher <echristo@apple.com>
15788 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15789 saving after stack push. Set sp_offset whenever we push.
15790 (rs6000_emit_epilogue): Move altivec register restore before
15793 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15795 * configure.ac: Allow sysroots to be relocated under $prefix as
15796 well as $exec_prefix.
15797 * configure: Regenerate.
15799 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15803 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15805 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15806 (gcc_tooldir): Likewise.
15807 * configure: Regenerate.
15808 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15809 old configure.ac gcc_tooldir setting.
15810 (prefix_to_exec_prefix): New variable.
15811 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15812 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15814 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15816 * c-typeck.c (build_binary_op): Return early for error.
15818 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15820 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15821 struct nb_iter_bound.
15822 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15823 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15824 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15825 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15826 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15827 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15828 (del_scev_info): Use ggc_free.
15829 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15830 * loop-init.c: Include ggc.h.
15831 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15832 (loop_optimizer_finalize): Use ggc_free.
15833 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15834 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15835 pass_iv_optimize): Add TODO_ggc_collect.
15836 * function.h (struct function): Remove skip marker from
15838 * cfgloop.c: Include ggc.h.
15839 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15841 (establish_preds): Vector superloops is gc allocated.
15842 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15844 (flow_loops_find): Vector larray is gc allocated.
15845 (loop_exit_free): Use ggc_free.
15846 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15847 that head of exits list is now not a part of struct loop.
15848 (record_loop_exits): Allocate exits table in gc memory.
15849 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15850 that head of exits list is now not a part of struct loop.
15851 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15852 struct loop_exit): Add GTY marker.
15853 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15854 Add skip marker to aux field. Make head of exits list a separate
15856 (struct loops): Add GTY marker. Make larray vector gc allocated.
15857 Add param marker to exits table.
15858 (get_loops): Type changed.
15859 * Makefile.in (tree-scalar-evolution.o): Add
15860 gt-tree-scalar-evolution.h dependency.
15861 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15862 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15863 * basic-block.h (struct basic_block_def): Remove skip marker from
15866 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15868 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15869 of 0 in the call to expand_expr().
15870 (expand_builtin_mathfn_3): Ditto.
15871 (expand_builtin_interclass_mathfn): Ditto.
15872 (expand_builtin_cexpi): Ditto.
15873 (expand_builtin_int_roundingfn): Ditto.
15874 (expand_builtin_int_roundingfn_2): Ditto.
15875 (expand_builtin_pow): Ditto.
15876 (expand_builtin_powi): Ditto.
15877 (expand_builtin_bswap): Ditto.
15878 (expand_builtin_unop): Ditto.
15879 (expand_builtin_fabs): Ditto.
15880 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15881 the call to expand_expr().
15882 (expand_builtin_sync_operation): Ditto.
15883 (expand_builtin_compare_and_swap): Ditto.
15884 (expand_builtin_lock_test_and_set): Ditto.
15885 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15886 instead of 0 in the call to expand_expr().
15887 (expand_builtin_extract_return_addr): Ditto.
15888 (expand_builtin_eh_return): Ditto.
15889 (expand_eh_return): Ditto.
15890 * explow.c (expr_size): Ditto.
15891 * expr.c (optimize_bitfield_assignment_op): Ditto.
15892 (expand_assignement): Ditto.
15893 (store_expr): Ditto.
15894 (store_field): Ditto.
15895 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15896 the call to expand_expr().
15897 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15898 in the call to expand_expr().
15899 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15900 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15901 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15903 * optabs.c (expand_vec_shift_expr): Ditto.
15904 (expand_vec_cond_expr): Ditto.
15905 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15906 call to expand_expr().
15907 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15908 in the call to expand_expr().
15910 2007-05-14 Dave Korn <dave.korn@artimi.com>
15912 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15914 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15916 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15917 instead of c_common_unsigned_type.
15918 (c_common_unsigned_type): Remove.
15919 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15920 c_common_unsigned_type.
15921 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15922 c_common_unsigned_type.
15923 * c-common.h (c_common_unsigned_type): Remove.
15924 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15925 c_common_unsigned_type.
15926 * c-format.c (check_format_types): Use unsigned_type_for instead of
15927 c_common_unsigned_type.
15928 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15929 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15930 of c_common_unsigned_type.
15931 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15932 lang_hooks.types.unsigned_type.
15933 * expmed.c (make_tree): Use unsigned_type_for instead of
15934 lang_hooks.types.unsigned_type.
15935 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15936 lang_hooks.types.unsigned_type.
15937 (build_range_check): Likewise.
15938 (fold_unary): Likewise.
15939 (fold_binary): Likewise.
15940 (fold_ternary): Likewise.
15941 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15942 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15943 * tree.c (get_unsigned_type): New.
15944 (unsigned_type_for): Use get_unsigned_type instead of
15945 lang_hooks.types.unsigned_type.
15947 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15949 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15950 to m68k_get_function_kind. Update its prototype.
15951 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15953 (m68k_interrupt_function_p): Return enum m68k_function_type
15954 instead of bool. Rename to m68k_get_function_kind.
15955 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15956 target is not fido.
15957 (m68k_compute_frame_layout): Don't mark any register for save
15958 if an interrupt_thread attribute is specified.
15959 (m68k_hard_regno_rename_ok): Update a use of
15960 m68k_interrupt_function_p.
15961 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15962 m68k_interrupt_function_p.
15963 (m68k_function_type): New.
15964 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15965 for a function with an interrupt_thread attribute.
15966 * doc/extend.texi: Document the interrupt_thread attribute.
15968 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15970 Fix PR tree-optimization/31911
15971 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15972 if they didn't change the expression.
15974 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15976 * tree-scalar-evolution.c (resolve_mixers): Exported.
15977 * tree-scalar-evolution.h (resolve_mixers): Declare.
15978 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15979 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15980 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15981 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15982 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15983 strip_conversion, analyze_offset_expr, address_analysis,
15984 object_analysis, analyze_offset): Removed.
15985 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15986 split_constant_offset, canonicalize_base_object_address,
15987 object_address_invariant_in_loop_p, disjoint_objects_p,
15988 dr_may_alias_p, dr_address_invariant_p): New functions.
15989 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15990 and dr_analyze_alias.
15991 (initialize_data_dependence_relation): Use dr_may_alias_p
15992 and object_address_invariant_in_loop_p.
15993 (compute_self_dependence): Handle the case when
15994 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15995 (find_data_references_in_stmt): Restrict the analysis of data
15996 references to the given loop nest.
15997 (find_data_references_in_loop): Made static. Pass loop nest to
15998 find_data_references_in_stmt.
15999 (compute_data_dependences_for_loop): Use DR_VOPS.
16000 (free_data_ref): Free DR_VOPS.
16001 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16002 (struct innermost_loop_behavior): ... new.
16003 (struct base_object_info): Replaced by ...
16004 (struct indices): ... new.
16005 (struct dr_alias): New.
16006 (enum data_ref_type): Removed.
16007 (struct data_reference): Consist of struct innermost_loop_behavior,
16008 struct indices and struct dr_alias.
16009 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16010 (DR_MEMTAG): Renamed to ...
16011 (DR_SYMBOL_TAG): ... this.
16012 (find_data_references_in_loop): Declaration removed.
16013 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16014 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16015 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16016 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16018 2007-05-13 Revital Eres <eres@il.ibm.com>
16020 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16021 which walks virtual def-use chains to find redundant stores.
16022 (dse_optimize_stmt): Call it.
16024 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16026 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16027 * passes.c (init_optimization_passes): Move pass_jump_bypass
16030 * basic-block.h (bb_has_eh_pred): Fix style issue.
16032 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16034 PR rtl-optimization/31848
16035 * loop-invariant.c (move_invariant_reg): If we move an insn
16036 with a REG_EQUAL note, and that insn is not always executed,
16037 remove the REG_EQUAL note.
16039 2007-05-12 Richard Guenther <rguenther@suse.de>
16041 PR tree-optimization/31797
16042 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16043 propagate into a stmt that has volatile ops.
16045 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16047 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16048 (gcc_tooldir): Likewise.
16049 * configure: Regenerate.
16050 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16051 old configure.ac gcc_tooldir setting.
16052 (prefix_to_exec_prefix): New variable.
16053 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16054 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16056 2007-05-11 Silvius Rus <rus@google.com>
16058 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16059 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16060 * c-common.h (strict_aliasing_warning): Change return type.
16061 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16062 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16063 (build_c_cast): Condition call to strict_aliasing_warning.
16064 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16065 * flags.h (set_Wstrict_aliasing): Declare.
16066 * opts.c (set_Wstrict_alising): Define, add call to.
16067 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16068 * tree-ssa-alias-warnings.c: New file.
16069 * tree-ssa-alias.c (compute_may_aliases): Add call to
16070 strict_aliasing_warning_backend.
16072 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16074 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16075 Use loop_depth and loop_outer accessor functions.
16076 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16077 determine_invariantness_stmt, move_computations_stmt): Ditto.
16078 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16079 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16080 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16081 * tree-scalar-evolution.c (interpret_loop_phi,
16082 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16083 instantiate_parameters_1, scev_const_prop): Ditto.
16084 * cfghooks.c (make_forwarder_block): Ditto.
16085 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16086 * modulo-sched.c (loop_canon_p): Ditto.
16087 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16088 slpeel_can_duplicate_loop_p): Ditto.
16089 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16090 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16091 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16092 cancel_loop, verify_loop_structure): Ditto.
16093 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16094 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16095 superloops vector instead of "pred" array.
16096 (establish_preds): Take father loop as an argument. Initialize the
16098 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16099 Do not initialize loop->outer.
16100 (flow_loop_tree_node_remove): Truncate the superloops vector.
16101 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16102 "pred" merged to "superloops" vector.
16103 (loop_depth, loop_outer): New.
16104 (fel_init): Use loop_outer.
16106 2007-05-11 Jan Hubicka <jh@suse.cz>
16108 * cgraphunit.c: Include gt-cgraphunit.h
16109 (static_ctors, static_dtors): New static vars.
16110 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16111 based on implementation in c-common.c
16112 (cgraph_finalize_function): Call record_cdtor_fn.
16113 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16114 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16115 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16116 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16117 build_cdtor, c_build_cdtor_fns): Remove.
16118 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16119 c_build_cdtor_fns): Remove prototype.
16121 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16124 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16125 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16126 * builtins.c (fold_builtin_memchr): New.
16127 (expand_builtin_memchr): Call the latter.
16128 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16129 * doc/extend.texi ([Other built-in functions provided by GCC]):
16132 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16134 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16135 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16136 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16137 PFPO_OP1_TYPE_SHIFT): Constants added.
16138 (DFP_ALL): Mode macro defined.
16139 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16140 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16141 Insn definitions added.
16142 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16143 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16146 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16148 PR tree-optimization/31885
16149 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16150 NULL_TREE to be undetermined.
16151 (automatically_generated_chrec_p): Return false for NULL.
16153 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16155 * config/bfin/bfin.h (MOVE_RATIO): Define.
16157 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16159 * config.gcc (sparc-wrs-vxworks): New target.
16160 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16161 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16162 * config/sparc/sparc.h: Include vxworks-dummy.h.
16163 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16164 include LABEL_REFs too.
16165 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16166 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16168 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16170 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16171 (sparc_emit_call_insn): New function.
16172 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16173 functions when generating VxWorks PIC.
16174 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16175 (call, call_value): Use sparc_emit_call_insn instead of
16178 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16180 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16182 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16184 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16185 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16186 split_double instead of operand_subword.
16188 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16190 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16191 * config/bfin/bfin.c (bfin_local_alignment): New function.
16192 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16194 2007-05-08 Chao-ying Fu <fu@mips.com>
16196 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16197 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16198 (smsub_widen_optab, umsub_widen_optab): Define.
16199 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16201 * genopinit.c (optabs): Fill in smsub_widen_optab and
16203 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16204 and umsub_widen_optab to implement multiply-subtract sequences.
16205 * config/mips/mips.md (*msac<u>_di): Rename to...
16206 (<u>msubsidi4): ...this. Extend condition to include
16207 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16208 of operand 0 to "ka" and use the three-operand form of msub<u>
16210 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16213 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16215 PR rtl-optimization/28011
16216 * reload.c (push_reload): Set dont_share if IN appears in OUT
16217 also when IN is a PLUS rtx.
16218 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16221 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16223 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16224 call unshare_all_decls.
16225 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16226 (unshare_all_decls): Remove.
16228 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16231 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16234 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16235 Nigel Stephens <nigel@mips.com>
16237 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16238 Update comments and all uses.
16239 (MIN_FPRS_PER_FMT): Define.
16240 * config/mips/mips.c (function_arg): Fix to correctly handle
16241 the -mips32r2 -mfp64 -mabi=32 case.
16242 (override_options): Enable use of odd-numbered registers for
16243 SFmode values on MIPS32.
16244 (mips_save_reg_p): Save whole floating-point register pair if
16245 either half is used.
16246 (compute_frame_size): Fix comment.
16248 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16250 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16251 argument of type bool.
16252 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16253 argument. Safely select temporary P register according to it.
16254 (do_link): Change call site of add_to_reg accordingly.
16255 (do_unlink): Add epilogue_p as a fourth argument and pass it
16257 (expand_interrupt_handler_epilogue): Change call of do_unlink
16259 (bfin_expand_prologue): Add a third argument sibcall_p.
16260 * config/bfin/bfin.md (epilogue): Change call of
16261 bfin_expand_epilogue accordingly.
16262 (sibcall_epilogue): Likewise.
16263 (eh_return_internal): Likewise.
16265 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16266 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16267 * config/bfin/bfin.c (bfin_handle_option): Handle
16268 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16269 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16270 Support bf534, bf536 and bf561.
16271 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16273 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16276 * config/i386/i386.c (ix86_function_regparm): Process local
16277 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16279 2007-05-07 Mike Stump <mrs@apple.com>
16281 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16282 also checks for and while statements in C++.
16284 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16286 * gcc.c (at_file_supplied): New variable.
16287 (main): Set it if we expanded argv.
16288 (do_spec_1): Pass an @-file to the linker if we were called with
16289 an @-file argument and HAVE_GNU_LD.
16290 * collect2.c (at_file_supplied): New variable.
16291 (response_file): New variable.
16292 (collect_exit): Unlink response_file if necessary.
16293 (handler): Likewise.
16294 (do_wait): Likewise.
16295 (main): Set at_file_supplied if we expanded argv.
16296 (collect_execute): Pass an @-file to subprocesses if we were called
16297 with an @-file argument.
16298 * configure.ac: Add define for HAVE_GNU_LD.
16299 * configure: Regenerate.
16300 * config.in: Regenerate.
16302 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16304 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16305 operand to HI mode.
16310 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16312 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16313 (TARGET_ENCODE_SECTION_INFO): Re-define.
16314 (m32c_encode_section_info): New
16315 (function_vector_handler): New
16316 (current_function_special_page_vector): New
16317 (m32c_special_page_vector_p): New.
16318 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16320 * config/m32c/jump.md: Added instruction JSRS for functions
16321 with attribute "function_vector".
16322 * doc/extend.texi (function_vector): Added description
16323 for M16C, M32C targets.
16325 2007-05-07 DJ Delorie <dj@redhat.com>
16328 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16329 ashrpsi3, lshrpsi3): Update shift count constraint.
16331 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16332 Nathan Froyd <froydnj@codesourcery.com>
16335 * c-incpath.c (add_path): Strip trailing path separators.
16337 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16339 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16340 Free dominance info before purging EH edges.
16341 (eliminate_degenerate_phis): Likewise.
16342 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16344 2007-05-07 Jan Hubicka <jh@suse.cz>
16346 * gimplify.c (gimplify_expr): Do not crash when folding
16347 (void *)(int)&a + 4.
16349 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16352 * c-opts.c (lang_fortran): Make it non static.
16353 * c-common.h (lang_fortran): New prototype.
16354 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16355 -lang-fortran option was passed by the driver.
16357 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16359 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16360 of ASSERT_CHECKING. Tweak message.
16362 2007-05-06 Revital Eres <eres@il.ibm.com>
16365 * loop-unroll.c (insert_var_expansion_initialization):
16366 Initialize the expansions with -zero instead of +zero.
16368 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16370 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16371 into pic and non-pic versions. Mark r19 as used for
16372 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16373 for tgd_load, tld_load and tie_load .
16374 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16375 version of tgd_load, tld_load and tie_load depending on the
16378 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16379 Jakub Jelinek <jakub@redhat.com>
16381 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16382 (__do_global_dtors_aux): Use more paranoid loop to run
16383 destructors if HIDDEN_DTOR_LIST_END.
16384 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16386 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16388 * varasm.c (align_variable): Don't increase alignment for
16389 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16390 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16392 2007-05-04 Josh Conner <jconner@apple.com>
16394 * basic-block.h (cdi_direction): Assign values to all enumeration
16396 (dom_computed): Remove.
16397 (dom_info_state): New.
16398 (set_dom_info_availability): New.
16399 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16400 walk_data.dom_direction.
16401 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16402 instead of dom_computed[].
16403 (split_edge): Likewise.
16404 (create_basic_block): Likewise.
16405 (merge_blocks): Likewise.
16406 * ifcvt.c (find_if_header): Likewise.
16407 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16408 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16409 * tree-ssa.c (verify_ssa): Likewise.
16410 * tree-cfg.c (tree_verify_flow_info): Likewise.
16411 (remove_edge_and_dominated_blocks): Likewise.
16412 * dominance.c (dom_computed): Make static.
16413 (calc_dfs_tree_nonrec): Change third param to a bool.
16414 (calc_dfs_tree): Change second param to a bool.
16415 (calc_idioms): Change second param to a bool. Use
16416 dom_convert_dir_to_idx.
16417 (init_dom_info): Validate dir before using.
16418 (dom_convert_dir_to_idx): New.
16419 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16420 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16421 (free_dominance_info): Use dom_convert_dir_to_idx.
16422 (get_immediate_dominator): Likewise.
16423 (set_immediate_dominator): Likewise.
16424 (get_dominated_by): Likewise.
16425 (redirect_immediate_dominators): Likewise.
16426 (nearest_common_denominator): Likewise.
16427 (dominated_by_p): Likewise.
16428 (bb_dom_dfs_in): Likewise.
16429 (bb_dom_dfs_out): Likewise.
16430 (recount_dominator): Likewise.
16431 (iterate_fix_dominators): Likewise.
16432 (add_to_dominance_info): Likewise.
16433 (delete_from_dominance_info): Likewise.
16434 (first_dom_son): Likewise.
16435 (next_dom_son): Likewise.
16436 (dom_info_available_p): Likewise.
16437 (dom_info_state): New.
16438 (set_dom_info_availability): New.
16440 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16442 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16444 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16446 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16448 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16449 (subdi3, subdi_carry): Delete.
16451 2007-05-04 Jan Hubicka <jh@suse.cz>
16452 Richard Guenther <rguenther@suse.de>
16454 * opts.c (decode_options): Do not fiddle with inlining
16455 parameters in case of optimizing for size.
16456 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16457 for size do nothing.
16458 (cgraph_decide_inlining_of_small_function): When optimizing for
16459 size never inline functions increasing caller size.
16460 (cgraph_early_inlining): Inline for size when optimizing for size.
16462 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16464 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16465 logical operations piecewise.
16466 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16467 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16468 subdi_sesidi_di): Delete.
16469 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16470 the generated sequence. Allow three-reg add in constraints. Rewrite
16471 the rtl expression for carry to avoid zero_extend of a constant.
16472 (sub_with_carry): New pattern.
16473 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16474 different sequence not involving jumps.
16475 (notbi): Now a named pattern.
16477 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16479 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16480 Add the note about a significant loss of accuracy of some
16481 mathematical routines when these options are used.
16483 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16485 * haifa-sched.c (rtx_vec_t): New typedef.
16486 (contributes_to_priority_p): Extract piece of priority () into new
16488 (priority): Use the function. Add assertion.
16489 (rank_for_schedule, set_priorities): Add assertion to check that
16490 insn's priority is initialized.
16491 (clear_priorities, calc_priorities): Change signature. Make it update
16492 all relevant insns. Update all callers ('add_to_speculative_block ()'
16493 and 'create_block_check_twin ()').
16494 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16495 Add new field 'priority_status'.
16496 (INSN_PRIORITY_STATUS): New macro.
16497 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16499 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16501 * sched-ebb.c (debug_ebb_dependencies): New static function.
16502 (init_ready_list): Use it.
16504 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16505 with changed signature and 'debug_rgn_dependencies ()'.
16506 (debug_rgn_dependencies): New static function.
16507 (init_ready_list): Use it.
16509 * sched-int.h (debug_dependencies): Declare.
16511 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16513 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16515 2007-05-04 Dirk Mueller <dmueller@suse.de>
16517 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16519 2007-05-03 Jan Hubicka <jh@suse.cz>
16521 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16522 ((T1)X op (T1)Y), for pointer type in more cases than before.
16524 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16526 * tree-object-size.c (plus_expr_object_size): When operand size is
16527 unknown, return unknown.
16529 2007-05-03 Dirk Mueller <dmueller@suse.de>
16531 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16533 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16536 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16538 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16540 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16542 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16544 * config/soft-fp/double.h, config/soft-fp/extended.h,
16545 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16546 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16547 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16548 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16551 2007-05-03 Ian Lance Taylor <iant@google.com>
16553 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16554 MASK_PPC_GFXOPT for 8540 or 8548.
16556 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16558 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16559 vect_print_dump_info() to output debug information.
16561 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16564 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16565 operands of size 2 when operand is not MEM_P.
16567 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16569 PR tree-optimization/30565
16570 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16572 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16574 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16575 (umulsi3_highpart): Use them.
16576 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16577 for final accumulator to D regisster tranfser.
16579 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16581 PR tree-optimization/31699
16582 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16584 (vect_enhance_data_refs_alignment): Compute peel amount using
16585 TYPE_VECTOR_SUBPARTS instead of vf.
16586 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16588 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16591 * system.h: Remove inclusion of double-int.h
16592 * tree.h: Include double-int.h
16593 * gengtype.c: Likewise
16594 * cfgloop.h: Likewise
16595 * Makefile.in: Adjust dependencies on double-int.h
16597 2007-05-02 Eric Christopher <echristo@apple.com>
16599 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16600 -shared to -Zdynamiclib.
16602 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16605 * c-common.c (strip_pointer_or_array_types): New function.
16606 * c-common.h (strip_pointer_or_array_types): New function declaration.
16608 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16610 PR tree-optimization/31771
16611 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16613 2007-05-02 Paul Brook <paul@codesourcery.com>
16615 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16617 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16619 PR middle-end/29715
16620 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16623 2007-05-02 Nick Clifton <nickc@redhat.com>
16625 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16627 2007-05-02 Richard Guenther <rguenther@suse.de>
16629 PR tree-optimization/31146
16630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16631 argument, single_use_p. If we have a single use that is
16632 a conversion to the definition rhs type, propagate that rhs.
16633 (forward_propagate_addr_expr): Pass single_use_p argument
16634 to forward_propagate_addr_expr_1.
16636 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16638 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16641 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16643 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16644 'AMD Family 10 core'.
16646 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16648 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16649 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16650 with SSE3 instruction set support.
16651 * doc/invoke.texi: Likewise.
16653 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16655 * config/i386/i386.c (override_options): Tuning 32-byte loop
16656 alignment for amdfam10 architecture. Increasing the max loop
16657 alignment to 24 bytes.
16659 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16661 * config/m68k/constraints.md: New.
16662 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16663 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16664 EXTRA_CONSTRAINT): Remove.
16665 * config/m68k/m68k.md: Include constraints.md.
16666 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16668 2007-05-01 Ian Lance Taylor <iant@google.com>
16670 PR tree-optimization/31739
16671 * tree-vrp.c (vrp_val_is_max): New static function.
16672 (vrp_val_is_min): New static function.
16673 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16675 (set_value_range): Use vrp_val_is_{max,min}.
16676 (extract_range_from_assert): Likewise.
16677 (extract_range_from_binary_expr): Likewise.
16678 (extract_range_from_unary_expr): Likewise.
16679 (dump_value_range, vrp_meet): Likewise.
16680 (vrp_visit_phi_node): Likewise.
16681 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16683 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16685 * config/i386/gmon-sol2.c (size_t): New type.
16686 (intptr_t): Likewise.
16687 (s_textsize): Declare as size_t.
16689 (monstartup): Use size_t for sizes.
16690 (_mcount): Save and restore registers.
16691 (internal_mcount): Pass 0 as the first argument to monstartup
16693 (moncontrol): Convert pointer to appropriately sized integer
16694 before passing to profil.
16696 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16698 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16699 __NO_FPRS__, not just if _SOFT_DOUBLE.
16700 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16701 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16702 also for E500 double.
16703 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16704 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16707 2007-05-01 Richard Guenther <rguenther@suse.de>
16709 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16712 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16714 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16716 2007-05-01 Jan Hubicka <jh@suse.cz>
16718 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16721 2007-05-01 Jan Hubicka <jh@suse.cz>
16723 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16724 (maybe_fold_offset_to_reference): Declare.
16725 * fold-const.c (fold_unary): Do not fold
16726 (type *)&A into &A->field_of_type_and_offset_0
16727 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16728 size is unknown, give up.
16729 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16731 (maybe_fold_offset_to_reference): New.
16732 (maybe_fold_stmt_indirect): Use it.
16733 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16734 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16736 (gimplify_expr): Likewise for plus_expr.
16738 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16740 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16741 bsi_after_labels. Always insert statements before bsi.
16742 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16743 * predict.c (apply_return_prediction): Check for empty blocks.
16744 * cfgexpand.c (lab_rtx_for_bb): New variable.
16745 (label_rtx_for_bb): Do not create new tree labels.
16746 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16747 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16748 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16750 (label_for_bb): Add field used.
16751 (update_eh_label, main_block_label): Mark the label used.
16752 (cleanup_dead_labels): Remove unused labels.
16754 2007-05-01 Richard Guenther <rguenther@suse.de>
16756 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16757 if it is not about to be set.
16758 (get_value_range): Do not pre-allocate equiv bitmap.
16759 (update_value_range): No need to clear equiv field.
16760 (add_equivalence): Change prototype to get bitmap pointer.
16761 Allocate bitmap here if it is not already.
16762 (extract_range_from_assert): Do not allocate bitmap here.
16763 Update callers to add_equivalence.
16764 (extract_range_from_ssa_name): Likewise.
16765 (get_vr_for_comparison): New static helper.
16766 (compare_name_with_value): Handle NULL equiv bitmap by
16767 peeling the first iteration of the comparison loop.
16768 Use get_vr_for_comparison.
16769 (compare_names): Handle NULL equiv bitmaps by using fake
16770 ones. Use get_vr_for_comparison.
16772 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16774 * double-int.c (mpz_set_double_int): Moved from
16775 tree-ssa-loop-niter.c.
16776 (mpz_get_double_int): Likewise; also, add option to wrap
16777 out-of-range integers.
16778 * double-int.h: New prototypes for above.
16779 * tree.c (get_static_type_bounds): Moved from
16780 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16781 TYPE_MAX_VALUE if they exist..
16782 * tree.h: New prototype for above.
16783 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16784 get_type_bounds calls.
16785 (mpz_set_double_int): Move to double-int.c.
16786 (get_type_bounds): Move to tree.c, rename to
16787 get_static_type_bounds.
16788 (mpz_to_double_int): Move to double-int.c, rename to
16789 mpz_get_double_int.
16791 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16793 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16794 DIV0 exception can fall through to a normal return.
16796 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16798 PR middle-end/22156
16799 Temporarily revert:
16800 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16801 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16802 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16803 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16804 initialize align to silence bogus warning.
16805 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16806 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16808 (struct sra_walk_fns): Remove use_all parameter from use.
16809 (sra_hash_tree): Handle BIT_FIELD_REFs.
16810 (sra_elt_hash): Don't hash bitfld blocks.
16811 (sra_elt_eq): Skip them in parent compares as well. Handle
16813 (sra_walk_expr): Don't maintain or pass down use_all_p.
16814 (scan_use): Remove use_all parameter.
16815 (scalarize_use): Likewise. Re-expand assignment to
16816 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16817 output, and re-scalarize after output. Don't mark anything
16819 (scalarize_ldst): Adjust.
16820 (scalarize_walk_gimple_modify_statement): Likewise.
16821 (build_element_name_1): Handle BIT_FIELD_REFs.
16822 (instantiate_element): Don't warn for any element whose parent
16823 is used as a whole.
16824 (instantiate_missing_elements_1): Return the sra_elt.
16825 (canon_type_for_field): New.
16826 (try_instantiate_multiple_fields): New.
16827 (instantiate_missing_elemnts): Use them.
16828 (mark_no_warning): Removed.
16829 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16830 (REPLDUP, sra_build_elt_assignment): New.
16831 (generate_copy_inout): Use them.
16832 (generate_element_copy): Likewise. Handle bitfld differences.
16833 (generate_element_zero): Don't recurse for blocks. Use
16834 sra_build_elt_assignment.
16835 (generate_one_element_int): Take elt instead of var. Use
16836 sra_build_elt_assignment.
16837 (generate_element_init_1): Adjust.
16838 (scalarize_use, scalarize_copy): Use REPLDUP.
16839 (scalarize_ldst): Move assert before dereference.
16840 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16842 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16845 * tree.c (reconstruct_complex_type): Reconstruct a reference
16847 Also use the same mode for the pointer as the old pointer type.
16849 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16851 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16854 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16856 PR rtl-optimization/31676
16857 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16858 (df_refs_record): Call it.
16860 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16862 * rtl.def (SS_ABS): New code.
16863 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16864 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16865 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16866 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16867 (bfin_init_builtins): Define them.
16868 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16869 (bfin_expand_builtin): ... and handle the others here.
16870 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16871 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16872 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16873 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16874 operand is only HImode.
16876 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16878 * regclass.c (scan_one_insn): Remove splitting of
16881 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16882 Nigel Stephens <nigel@mips.com>
16884 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16886 2007-04-28 Jan Hubicka <jh@suse.cz>
16888 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16889 insn_locators_alloc instead of insn_locators_initialize;
16890 call reset_block_changes.
16891 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16892 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16893 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16894 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16895 * config/score/score.c (th_output_mi_thunk): Likewise.
16896 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16897 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16898 tolerate uninitialized locator info.
16901 * function.c (init_function_start): Don't init line number info.
16902 (expand_function_end): Update.
16903 (reset_block_changes, record_block_change, finalize_block_changes,
16904 check_block_change, free_block_changes): Kill.
16905 * function.h (reset_block_changes, record_block_change,
16906 finalize_block_changes, check_block_change, free_block_changes):
16908 (struct function): Remove ib_boundaries_block.
16909 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16910 Use curr_insn_locator to initialize locator.
16911 (emit_line_note): Remove.
16912 * cfgexpand.c (expand_gimple_cond_expr): Update.
16913 (construct_exit_block): Likewise.
16914 (tree_expand_cfg): Initialize/finalize locators.
16915 * expr.c (expand_expr_real): Update.
16916 * cfglayout.c (line_locators_locs, line_locators_lines,
16917 file_locators_locs, file_locators_files): Remove.
16918 (set_block_levels): Move to cfgexpand.c.
16919 (insn_locators_initialize): Remove.
16920 (pass_insn_locators_initialize): Remove.
16921 (locations_locators_locs, locations_locators_vals): New static vars.
16922 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16924 (insn_locators_alloc, insn_locators_finalize,
16925 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16927 (locator_location): New.
16928 (locator_line, locator_file): Rewrite.
16929 * rtl.h (emit_line_note): Kill.
16930 (insn_locators_alloc, insn_locators_finalize,
16931 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16933 * tree-inline.c (initialize_cfun): Do not initialize
16934 ib_boundaries_block.
16935 * passes.c (pass_insn_locators_initialize): Remove.
16937 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16939 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16940 info. Update last_basic_block correctly.
16942 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16945 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16946 register itself to hold the offset constant. Tell flow the use
16947 of r4 and r5 when they are used.
16949 2007-04-27 Richard Guenther <rguenther@suse.de>
16951 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16952 if we simplified anything.
16953 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16954 warnings until we did a simplification and the stmt was not
16955 marked as TREE_NO_WARNING.
16957 2007-04-27 Mike Stump <mrs@apple.com>
16959 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16961 2007-04-27 Ian Lance Taylor <iant@google.com>
16963 PR middle-end/31710
16964 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16965 TYPE_MAX_VALUE exist, convert them to the new type.
16967 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16969 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16970 if it claims to be available.
16971 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16972 edge is redirected.
16973 (perform_tree_ssa_dce): Always free postdominators.
16975 2007-04-27 Richard Henderson <rth@redhat.com>
16977 * config/alpha/predicates.md (aligned_memory_operand): Mark
16978 as define_special_predicate.
16979 (unaligned_memory_operand, normal_memory_operand): Likewise.
16980 (reg_or_unaligned_mem_operand): Remove.
16981 (any_memory_operand): Match the documentation and check for
16982 non-renumbered pseudos during reload.
16983 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16984 alpha_secondary_reload_class, update to new interface, make static.
16985 Handle CQImode like HImode. Remove FP subreg check.
16986 (alpha_expand_mov): Use replace_equiv_address.
16987 (alpha_expand_mov_nobwx): Use any_memory_operand.
16988 (TARGET_SECONDARY_RELOAD): New.
16989 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16990 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16991 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16992 * config/alpha/alpha.md: ... here.
16993 (RELOAD12, reloadmode): New.
16995 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16996 Don't handle the aligned case here.
16997 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16998 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16999 reload_inhi_help. Don't expect a scratch register.
17000 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17002 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17004 2007-04-27 Richard Guenther <rguenther@suse.de>
17006 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17008 2007-04-27 Richard Guenther <rguenther@suse.de>
17010 PR tree-optimization/30965
17011 PR tree-optimization/30978
17012 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17013 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17014 (find_equivalent_equality_comparison): Likewise.
17015 (simplify_cond): Likewise.
17016 (get_prop_source_stmt): New helper.
17017 (get_prop_dest_stmt): Likewise.
17018 (can_propagate_from): Likewise.
17019 (remove_prop_source_from_use): Likewise.
17020 (combine_cond_expr_cond): Likewise.
17021 (forward_propagate_comparison): New function.
17022 (forward_propagate_into_cond): Rewrite to use fold for
17024 (tree_ssa_forward_propagate_single_use_vars): Call
17025 forward_propagate_comparison to propagate comparisons.
17027 2007-04-27 Richard Guenther <rguenther@suse.de>
17029 PR tree-optimization/31715
17030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17031 sure to do computation on the offset in an appropriate
17034 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17036 * reload.h (elimination_target_reg_p): Declare.
17037 * reload.c (find_reloads): Don't apply the reg_rtx move
17038 optimization if the SET_DEST satisfies elimination_target_reg_p.
17039 * reload1.c (elimination_target_reg_p): New function.
17040 (gen_reload): In the move/add2 fallback, make sure that op0
17041 does not overlap the destination register.
17043 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17045 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17046 transform only GIMPLE_MODIFY_STMTs.
17047 * tree-complex.c (expand_complex_operations_1): Ditto.
17048 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17049 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17050 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17052 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17053 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17054 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17055 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17056 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17057 slpeel_add_loop_guard): Ditto.
17058 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17059 * lambda-code.c (perfect_nestify): Ditto.
17060 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17061 before the first statement.
17062 * tree-optimize.c (execute_free_datastructures): Fix comments.
17063 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17064 * tree-flow.h (disband_implicit_edges): Declaration removed.
17065 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17067 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17068 COND_EXPRs without gotos.
17069 (disband_implicit_edges, has_label_p): Removed.
17070 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17071 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17073 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17075 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17076 also for COND_EXPRs.
17077 * cfgexpand.c (label_rtx_for_bb): New function.
17078 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17079 Use label_rtx_for_bb to find the labels.
17080 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17081 last block. Detect fallthru edges.
17083 2007-04-26 Ian Lance Taylor <iant@google.com>
17086 * reload.c (find_reloads_subreg_address): If the address was valid
17087 in the original mode but not in the new mode, reload the whole
17090 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17092 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17093 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17094 (cleanup_control_expr_graph): Do not invalidate dominance info.
17095 Record altered blocks.
17096 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17097 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17098 cleanup_tree_cfg_bb): New functions.
17099 (remove_forwarder_block): Do not maintain the worklist of blocks.
17100 Record altered blocks.
17101 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17102 not over whole cfg.
17103 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17104 delete_unreachable_blocks if dominators are not available.
17105 * tree-inline.c (optimize_inline_calls): Free dominance information
17107 * tree-flow.h (remove_edge_and_dominated_blocks,
17108 cfgcleanup_altered_bbs): Altered.
17109 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17111 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17113 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17114 do not invalidate dominators.
17116 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17118 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17119 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17120 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17121 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17123 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17125 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17127 2007-04-26 Richard Guenther <rguenther@suse.de>
17129 PR tree-optimization/31703
17130 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17131 the right type for the target of the bittest.
17133 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17135 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17136 ix86_sol10_return_in_memory.
17138 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17140 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17143 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17146 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17148 PR tree-optimization/30558
17149 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17150 clear this_state.prev_try.
17152 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17153 Mark Mitchell <mark@codesourcery.com>
17155 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17156 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17157 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17159 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17162 * doc/invoke.texi (%:print-asm-header): Document.
17163 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17165 (static_spec_functions): Add print-asm-header.
17166 (main): Print a banner before the --target-help linker options.
17167 (print_asm_header_spec_function): New function.
17169 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17172 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17173 (movsf_ie): Likewise.
17175 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17177 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17179 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17181 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17182 exception for divide-by-zero.
17183 (__umodsi3, __modsi3): Likewise.
17185 2007-04-25 Dirk Mueller <dmueller@suse.de>
17187 * c-typeck.c (build_compound_expr): Annotate warning()
17188 call with OPT_Wunused_value.
17189 * tree-ssa.c (warn_uninit): Annotate warning with
17191 * c-common.c (handle_sentinel_attribute): Annotate warning
17192 call with OPT_Wattributes.
17194 2007-04-25 Thiemo Seufer <ths@mips.com>
17196 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17197 (mips16): Fix typo.
17198 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17199 on to the assembler. Improve handling of -mno-mips16. Add handling
17200 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17201 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17202 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17203 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17205 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17208 * config/i386/winnt.c (i386_pe_file_end): Strip only
17209 USER_LABEL_PREFIX when writing export name.
17211 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17213 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17214 sh/elf.h, vx-common.h and vxworks.h.
17215 * config/sh/sh.h: Include config/vxworks-dummy.h.
17216 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17217 (OVERRIDE_OPTIONS): Use it.
17218 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17219 (vxworks_picreg): New pattern.
17220 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17221 VXWORKS_OS_CPP_BUILTINS.
17222 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17223 to their VXWORKS_* equivalents.
17224 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17225 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17226 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17227 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17228 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17229 -mrtp/-fPIC multilibs.
17230 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17231 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17232 (MULTILIB_OSDIRNAMES): Delete.
17234 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17237 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17239 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17241 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17242 rounding mode to be specified by the caller.
17243 (real_to_mpfr) Likewise.
17244 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17245 include new arguments.
17246 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17248 2007-04-24 Ian Lance Taylor <iant@google.com>
17250 PR tree-optimization/31605
17251 * tree-vrp.c (set_value_range): Check that min and max are not
17252 both overflow infinities.
17253 (set_value_range_to_value): New static function.
17254 (extract_range_from_binary_expr): Call set_value_range_to_value.
17255 (extract_range_from_cond_expr): Likewise.
17256 (extract_range_from_expr): Likewise.
17257 (extract_range_from_unary_expr): Likewise. Don't create a range
17258 which overflows on both sides.
17259 (vrp_meet): Check for a useless range.
17260 (vrp_visit_phi_node): If we see a constant which looks like an
17261 overflow infinity, turn off the TREE_OVERFLOW flag.
17263 2007-04-24 Ian Lance Taylor <iant@google.com>
17265 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17267 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17269 PR diagnostic/25923
17270 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17271 diagnostic message is being built.
17272 * tree-pretty-print.c (dump_generic_node): Only write the
17273 formatted text into BUFFER's stream if we are not building a
17274 diagnostic message.
17275 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17277 * Makefile.in (toplev.o): Depend on tree-pass.h.
17279 2007-04-24 Ian Lance Taylor <iant@google.com>
17281 PR tree-optimization/31602
17282 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17283 conditionals in the copied loop header.
17284 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17285 warnings if TREE_NO_WARNING is set.
17286 * doc/invoke.texi (Warning Options): Clarify that
17287 -Wstrict-overflow does not warn about loops.
17289 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17291 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17292 expand on the comment about _Decimal128 arguments and check the
17293 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17294 that _Decimal128 argument uses even/odd register pair.
17295 (function_arg): Ditto.
17297 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17299 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17300 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17302 2007-04-24 Richard Guenther <rguenther@suse.de>
17303 Olga Golovanevsky <olga@il.ibm.com>
17305 * fold-const.c (multiple_of_p): Check for bottom
17308 2007-04-24 Richard Henderson <rth@redhat.com>
17310 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17311 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17312 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17313 looking for non-zero bits shifted out. Avoid a recursive call
17314 when constructing the scalar.
17315 (__floatundisf): Likewise.
17317 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17319 * dwarf2out.c (field_byte_offset): Move the existing logic
17320 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17321 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17323 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17326 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17327 length argument of 0 for memset.
17328 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17329 unsigned shift instead of the signed variant.
17331 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17333 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17334 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17335 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17336 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17337 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17338 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17339 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17340 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17341 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17342 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17343 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17344 "mul<mode>3", "div<mode>3"): Insn definitions added.
17345 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17346 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17347 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17348 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17349 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17350 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17351 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17352 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17353 TARGET_FLOAT_FORMAT): Macro definitions removed.
17354 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17355 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17356 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17357 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17358 (s390_gen_rtx_const_DI): Function removed.
17359 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17361 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17363 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17364 over an external ffs function.
17366 2007-04-24 Chao-ying Fu <fu@mips.com>
17367 Richard Sandiford <richard@nildram.co.uk>
17369 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17370 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17371 (smadd_widen_optab, umadd_widen_optab): Define.
17372 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17374 * genopinit.c (optabs): Fill in smadd_widen_optab and
17376 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17377 and umadd_widen_optab to implement multiply-add sequences.
17378 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17379 (<u>maddsidi4): ...this. Extend condition to include
17380 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17381 of operand 0 to "ka" and use the three-operand form of madd<u>
17383 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17385 * config/mips/constraints.md (ka): New register constraint.
17387 2007-04-24 Jan Hubicka <j@suse.cz>
17391 2007-04-23 Jan Hubicka <jh@suse.cz>
17392 * function.c (init_function_start): Don't init line number info.
17393 (expand_function_end): Update.
17394 (reset_block_changes, record_block_change, finalize_block_changes,
17395 check_block_change, free_block_changes): Kill.
17396 * function.h (reset_block_changes, record_block_change,
17397 finalize_block_changes, check_block_change, free_block_changes):
17399 (struct function): Remove ib_boundaries_block.
17400 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17401 Use curr_insn_locator to initialize locator.
17402 (emit_line_note): Remove.
17403 * cfgexpand.c (expand_gimple_cond_expr): Update.
17404 (construct_exit_block): Likewise.
17405 (tree_expand_cfg): Initialize/finalize locators.
17406 * expr.c (expand_expr_real): Update.
17407 * cfglayout.c (line_locators_locs, line_locators_lines,
17408 file_locators_locs, file_locators_files): Remove.
17409 (set_block_levels): Move to cfgexpand.c.
17410 (insn_locators_initialize): Remove.
17411 (pass_insn_locators_initialize): Remove.
17412 (locations_locators_locs, locations_locators_vals): New static vars.
17413 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17415 (insn_locators_alloc, insn_locators_finalize,
17416 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17418 (locator_location): New.
17419 (locator_line, locator_file): Rewrite.
17420 * rtl.h (emit_line_note): Kill.
17421 (insn_locators_alloc, insn_locators_finalize,
17422 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17424 * tree-inline.c (initialize_cfun): Do not initialize
17425 ib_boundaries_block.
17426 * passes.c (pass_insn_locators_initialize): Remove.
17428 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17430 * doc/invoke.texi: Removed leading '-' from option index entries.
17432 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17434 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17436 (create_phi_node): Use set_phi_nodes.
17437 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17438 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17439 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17440 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17441 (bsi_start, bsi_last): Use bb_stmt_list.
17442 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17443 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17444 Traverse the statements using tsi iterator.
17445 * basic-block.h (struct basic_block_def): Fields stmt_list
17446 and phi_nodes moved to ...
17447 (struct tree_bb_info): ... new structure.
17448 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17449 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17450 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17451 (tree_verify_flow_info): Verify that il.tree is not set for
17452 entry and exit block.
17453 (tree_split_block): Use set_bb_stmt_list.
17455 2007-04-23 Mike Stump <mrs@apple.com>
17457 * config/i386/i386.c (ix86_tune_features
17458 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17461 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17463 * config/i386/i386.md (prefix_extra): New attribute.
17464 (length): Add prefix_extra.
17466 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17467 (sse2_movntv2di): Likewise.
17468 (sse2_cvtps2dq): Likewise.
17469 (sse2_cvtpd2pi): Likewise.
17470 (sse2_cvttpd2pi): Likewise.
17471 (*sse2_cvtpd2ps): Likewise.
17472 (*add<mode>3): Likewise.
17473 (sse2_ssadd<mode>3): Likewise.
17474 (sse2_usadd<mode>3): Likewise.
17475 (*sub<mode>3): Likewise.
17476 (sse2_sssub<mode>3): Likewise.
17477 (sse2_ussub<mode>3): Likewise.
17478 (*mulv8hi3): Likewise.
17479 (*smulv8hi3_highpart): Likewise.
17480 (*umulv8hi3_highpart): Likewise.
17481 (sse2_umulv2siv2di3): Likewise.
17482 (sse2_pmaddwd): Likewise.
17483 (ashr<mode>3): Likewise.
17484 (lshr<mode>3): Likewise.
17485 (ashl<mode>3): Likewise.
17486 (sse2_ashlti3): Likewise.
17487 (sse2_lshrti3): Likewise.
17488 (*umaxv16qi3): Likewise.
17489 (*smaxv8hi3): Likewise.
17490 (*uminv16qi3): Likewise.
17491 (*sminv8hi3): Likewise.
17492 (sse2_eq<mode>3): Likewise.
17493 (sse2_gt<mode>3): Likewise.
17494 (*and<mode>3): Likewise.
17495 (sse2_nand<mode>3): Likewise.
17496 (*ior<mode>3): Likewise.
17497 (*xor<mode>3): Likewise.
17498 (sse2_packsswb): Likewise.
17499 (sse2_packssdw): Likewise.
17500 (sse2_packuswb): Likewise.
17501 (sse2_punpckhbw): Likewise.
17502 (sse2_punpcklbw): Likewise.
17503 (sse2_punpckhwd): Likewise.
17504 (sse2_punpcklwd): Likewise.
17505 (sse2_punpckhdq): Likewise.
17506 (sse2_punpckldq): Likewise.
17507 (sse2_punpckhqdq): Likewise.
17508 (sse2_punpcklqdq): Likewise.
17509 (*sse2_pinsrw): Likewise.
17510 (*sse2_pextrw): Likewise.
17511 (sse2_pshufd_1): Likewise.
17512 (sse2_uavgv16qi3): Likewise.
17513 (sse2_uavgv8hi3): Likewise.
17514 (sse2_psadbw): Likewise.
17515 (sse2_pmovmskb): Likewise.
17516 (*sse2_maskmovdqu): Likewise.
17517 (*sse2_maskmovdqu_rex64): Likewise.
17518 (sse4a_extrqi): Likewise.
17519 (sse4a_extrq): Likewise.
17520 (sse3_lddqu): Set prefix_rep.
17521 (sse3_addsubv4sf3): Likewise.
17522 (sse3_haddv4sf3): Likewise.
17523 (sse3_hsubv4sf3): Likewise.
17524 (sse_cvtss2si): Likewise.
17525 (sse_cvtss2si_2): Likewise.
17526 (sse_cvtss2siq): Likewise.
17527 (sse_cvtss2siq_2): Likewise.
17528 (sse_cvttss2si): Likewise.
17529 (sse_cvttss2siq): Likewise.
17530 (sse2_cvttps2dq): Likewise.
17531 (sse3_movshdup): Likewise.
17532 (sse3_movsldup): Likewise.
17533 (sse2_cvtsd2si): Likewise.
17534 (sse2_cvtsd2si_2): Likewise.
17535 (sse2_cvtsd2siq): Likewise.
17536 (sse2_cvtsd2siq_2): Likewise.
17537 (sse2_cvttsd2si): Likewise.
17538 (sse2_cvttsd2siq): Likewise.
17539 (*sse2_cvtpd2dq): Likewise.
17540 (*sse2_cvttpd2dq): Likewise.
17541 (sse2_pshuflw_1): Likewise.
17542 (sse2_pshufhw_1): Likewise.
17543 (sse4a_insertqi): Likewise.
17544 (sse4a_insertq): Likewise.
17545 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17546 (ssse3_phadddv4si3): Likewise.
17547 (ssse3_phaddswv8hi3): Likewise.
17548 (ssse3_phsubwv8hi3): Likewise.
17549 (ssse3_phsubdv4si3): Likewise.
17550 (ssse3_phsubswv8hi3): Likewise.
17551 (ssse3_pmaddubswv8hi3): Likewise.
17552 (ssse3_pmulhrswv8hi3): Likewise.
17553 (ssse3_pshufbv16qi3): Likewise.
17554 (ssse3_psign<mode>3): Likewise.
17555 (ssse3_palignrti): Likewise.
17556 (abs<mode>2): Likewise.
17557 (ssse3_phaddwv4hi3): Set prefix_extra.
17558 (ssse3_phadddv2si3): Likewise.
17559 (ssse3_phaddswv4hi3): Likewise.
17560 (ssse3_phsubwv4hi3): Likewise.
17561 (ssse3_phsubdv2si3): Likewise.
17562 (ssse3_phsubswv4hi3): Likewise.
17563 (ssse3_pmaddubswv4hi3): Likewise.
17564 (ssse3_pmulhrswv4hi3): Likewise.
17565 (ssse3_pshufbv8qi3): Likewise.
17566 (ssse3_psign<mode>3): Likewise.
17567 (ssse3_palignrdi): Likewise.
17568 (abs<mode>2): Likewise.
17569 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17570 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17571 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17573 2007-04-23 Nick Clifton <nickc@redhat.com>
17575 * params.def: Fix formatting of emacs local variables.
17577 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17579 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17580 move if inter-unit move isn't allowed.
17581 Don't split moving the first element of V2DI to DI to inter-unit
17582 move if inter-unit move isn't allowed.
17584 2007-04-23 Richard Guenther <rguenther@suse.de>
17586 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17587 and CDI_POST_DOMINATORS separately.
17589 2007-04-23 Nick Clifton <nickc@redhat.com>
17591 * c.opt (Wformat-contains-nul): Add warning attribute.
17593 2007-04-23 Jan Hubicka <jh@suse.cz>
17595 * function.c (init_function_start): Don't init line number info.
17596 (expand_function_end): Update.
17597 (reset_block_changes, record_block_change, finalize_block_changes,
17598 check_block_change, free_block_changes): Kill.
17599 * function.h (reset_block_changes, record_block_change,
17600 finalize_block_changes, check_block_change, free_block_changes):
17602 (struct function): Remove ib_boundaries_block.
17603 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17604 Use curr_insn_locator to initialize locator.
17605 (emit_line_note): Remove.
17606 * cfgexpand.c (expand_gimple_cond_expr): Update.
17607 (construct_exit_block): Likewise.
17608 (tree_expand_cfg): Initialize/finalize locators.
17609 * expr.c (expand_expr_real): Update.
17610 * cfglayout.c (line_locators_locs, line_locators_lines,
17611 file_locators_locs, file_locators_files): Remove.
17612 (set_block_levels): Move to cfgexpand.c.
17613 (insn_locators_initialize): Remove.
17614 (pass_insn_locators_initialize): Remove.
17615 (locations_locators_locs, locations_locators_vals): New static vars.
17616 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17618 (insn_locators_alloc, insn_locators_finalize,
17619 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17621 (locator_location): New.
17622 (locator_line, locator_file): Rewrite.
17623 * rtl.h (emit_line_note): Kill.
17624 (insn_locators_alloc, insn_locators_finalize,
17625 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17627 * tree-inline.c (initialize_cfun): Do not initialize
17628 ib_boundaries_block.
17629 * passes.c (pass_insn_locators_initialize): Remove.
17631 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17633 PR middle-end/31448
17634 * expr.c (reduce_to_bit_field_precision): Handle
17637 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17639 PR tree-optimization/24659
17640 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17641 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17642 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17643 * genopinit.c (optabs): Rename vec_pack_mod_optab
17644 to vec_pack_trunc_optab.
17645 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17646 early for scalar floating point operands for NOP_EXPR.
17647 (vectorizable_type_promotion): Ditto.
17648 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17649 vec_pack_trunc_optab.
17650 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17652 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17653 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17654 Rename from VEC_PACK_MOD_EXPR.
17655 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17656 * expr.c (expand_expr_real_1): Ditto.
17657 * tree-inline.c (estimate_num_insns_1): Ditto.
17658 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17660 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17661 (vec_unpacks_lo_v4sf): Ditto.
17662 (vec_pack_trunc_v2df): Ditto.
17663 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17664 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17665 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17667 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17669 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17671 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17672 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17673 packing of floating point operands.
17674 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17675 represent unpacking of floating point operands.
17676 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17677 [vec_unpacks_hi]: Ditto.
17678 [vec_unpacks_lo]: Ditto.
17680 2007-04-22 Jan Hubicka <jh@suse.cz>
17682 * final.c (rest_of_handle_final): Call
17683 targetm.asm_out.constructor/targetm.asm_out.destructor
17684 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17685 proper priority via decl_*_priority_insert.
17686 * c-common.c (c_expand_body): Likewise.
17688 2007-04-22 Richard Guenther <rguenther@suse.de>
17690 PR tree-optimization/29789
17691 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17692 (rewrite_reciprocal): New helper split out from
17693 determine_invariantness_stmt.
17694 (rewrite_bittest): Likewise.
17695 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17696 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17699 2007-04-22 Revital Eres <eres@il.ibm.com>
17701 * loop-unroll.c (var_to_expand): New field to support also
17702 insns of the form x = something + x.
17703 (analyze_insn_to_expand_var): Use it.
17704 (expand_var_during_unrolling): Likewise.
17706 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17708 * predict.c: Include pointer-set.h.
17709 (bb_predictions): New variable.
17710 (tree_predicted_by_p, tree_predict_edge,
17711 remove_predictions_associated_with_edge): Use bb_predictions map
17712 instead of bb->predictions.
17713 (clear_bb_predictions, assert_is_empty): New functions.
17714 (combine_predictions_for_bb): Use bb_predictions map. Call
17715 clear_bb_predictions.
17716 (tree_estimate_probability): Create and free bb_predictions map.
17717 * Makefile.in (predict.o): Add pointer-set.h dependency.
17718 * basic-block.h (struct basic_block_def): Remove predictions
17720 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17722 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17725 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17728 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17730 * timevar.c (timevar_print): Change reference of --disable-checking to
17731 --enable-checking=release. Also warn if assert checking is disabled.
17733 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17736 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17737 decl as addressable if the compound literal was marked as
17739 Mark the decl as a gimple register if it is a complex or
17740 vector decl and does not live in memory.
17742 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17744 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17745 (GENERIC_NEXT): New function macro.
17746 (PHI_CHAIN): Use phi_node's new chain variable.
17747 (tree_phi_node): Change tree_common to tree_base
17748 and add the chain field.
17749 * tree-phinodes.c (make_phi_node): Don't set
17750 TREE_TYPE on the new node.
17751 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17752 instead of checking GIMPLE_TUPLE_P in chain_next.
17753 * tree-vect-transform.c
17754 (get_initial_def_for_induction): Look at
17755 PHI_RESULT_TREE for the type of the phi node.
17756 (update_vuses_to_preheader): Use PHI_CHAIN
17757 instead of TREE_CHAIN on the phi node.
17758 * tree-ssa-structalias.c (compute_points_to_sets):
17760 (ipa_pta_execute): Likewise.
17762 2007-04-21 Richard Guenther <rguenther@suse.de>
17764 PR middle-end/31136
17765 * fold-const.c (fold_unary): Call fold_convert_const on the
17768 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17770 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17771 (store_killed_in_pat): New.
17773 2007-04-20 Richard Henderson <rth@redhat.com>
17776 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17777 TREE_LIST with a void_type_node value, not void_list_node exactly.
17779 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17781 * doc/standards.texi: Re-arrange into language-specific
17782 subsections. Add a C++ section, documenting which standards we
17785 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17787 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17788 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17790 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17792 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17793 ecrti.o and crtbegin.o.
17794 (LIB_DEFAULT_SPEC): Include -lc.
17795 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17797 2007-04-20 Richard Henderson <rth@redhat.com>
17800 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17801 argument; update all callers.
17802 (get_unaligned_offset): New.
17803 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17804 get_unaligned_address, just pass on the address directly.
17805 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17806 the subreg in the helper patterns.
17807 (unaligned_extendqidi_le): Use get_unaligned_offset.
17808 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17809 (unaligned_extendhidi_be): Likewise.
17810 (unaligned_extendhidi): Tidy.
17811 * config/alpha/alpha-protos.h: Update.
17813 2007-04-20 Richard Henderson <rth@redhat.com>
17815 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17816 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17817 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17818 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17819 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17820 (CPP_SPEC): Don't include %(cpp_subtarget).
17821 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17822 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17823 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17825 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17827 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17828 for __builtin_ia32_cmpordss.
17830 PR tree-optimization/31632
17831 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17832 and arg1 for optimizations of comparison against min/max values.
17833 Fold arg0 to arg1's type for optimizations of comparison against
17834 min+1 and max-1 values.
17836 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17838 * reload.c (combine_reloads): When trying to use a dying register,
17839 check whether it's uninitialized and don't use if so.
17841 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17843 * fold-const.c: Remove prototypes for native_encode_expr and
17844 native_interpret_expr.
17845 (native_encode_expr): Make non-static.
17846 (native_interpret_expr): Likewise.
17847 * tree.h: Add prototypes for the above.
17849 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17851 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17852 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17853 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17854 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17855 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17856 Add length attributes.
17858 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17860 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17863 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17864 __STDC_WANT_DEC_FP__.
17866 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17868 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17869 for long double compatibility.
17870 * configure: Regenerate.
17872 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17874 PR rtl-optimization/29841
17875 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17877 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17878 that may cause control flow transfer from being moved.
17880 2007-04-18 Jan Hubicka <jh@suse.cz>
17882 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17885 2007-04-18 Eric Christopher <echristo@apple.com>
17887 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17888 only. Update operands.
17889 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17890 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17891 link register to pic register.
17893 2007-04-18 Dirk Mueller <dmueller@suse.de>
17895 PR diagnostic/31227
17896 * tree-vrp.c (search_for_addr_array): New.
17897 (check_array_bounds): Suppress warning about
17898 address taken of array refs if its not de-referenced.
17900 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17902 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17903 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17905 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17906 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17907 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17909 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17911 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17913 (vect_analyze_scalar_cycles): Fix indentation.
17914 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17915 (vect_mark_relevant): Include phis in relevance analysis.
17917 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17919 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17921 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17922 output_operand_lossage().
17924 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17926 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17927 the unused code for reduction without adjust-in-epilog to simplify the
17930 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17932 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17933 (S390_TDC_NEGATIVE_ZERO): New constant.
17934 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17935 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17936 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17937 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17938 (S390_TDC_POSITIVE_INFINITY): New constant.
17939 (S390_TDC_NEGATIVE_INFINITY): New constant.
17940 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17941 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17942 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17943 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17944 (S390_TDC_INFINITY): New constant.
17945 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17946 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17947 optimization for UNSPEC_CCZ_TO_INT.
17948 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17949 ("*ccz_to_int"): New insn.
17950 ("isinf<mode>2"): New insn.
17951 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17952 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17953 (UNSPEC_CCZ_TO_INT): New constant.
17955 2007-04-18 Richard Guenther <rguenther@suse.de>
17957 PR tree-optimization/19431
17958 PR tree-optimization/21463
17959 * tree-pass.h (pass_phiprop): Declare.
17960 * passes.c (init_optimization_passes): New phiprop pass.
17961 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17962 (phivn_valid_p): New helper function.
17963 (phiprop_insert_phi): Likewise.
17964 (propagate_with_phi): Likewise.
17965 (tree_ssa_phiprop): New propagator propagating loads
17966 through phi nodes if profitable.
17968 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17970 * tree-vect-analyze.c (process_use): New function.
17971 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17972 Check phis in all bbs.
17973 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17976 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17978 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17981 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17984 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17987 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17989 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17991 (sse_vmmulv4sf3): Likewise.
17992 (sse2_vmaddv2df3): Likewise.
17993 (sse2_vmmulv2df3): Likewise.
17995 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17997 PR rtl-optimization/31360
17998 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17999 (target_reg_cost): New.
18000 (init_set_costs): Initialize target_reg_cost. Add comments
18001 regarding the rationale of the costs.
18002 (global_cost_for_size): Renamed to...
18003 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18004 of register pressure.
18005 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18006 estimate_reg_pressure_cost. Add number of ivs.
18007 (determine_set_costs): Dump target_reg_cost.
18008 * loop-invariant.c (gain_for_invariant): Use
18009 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18010 (best_gain_for_invariant, find_invariants_to_move): Remove
18012 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18013 (target_reg_cost): Declare.
18014 (global_cost_for_size): Declaration removed.
18015 (estimate_reg_pressure_cost): Declare.
18017 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18019 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18020 regnos into even/odd register pairs.
18021 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18022 TDmode similar to the other floating point modes.
18023 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18024 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18026 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18027 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18028 (movdd_hardfloat64): Use TARGET_MFPGPR.
18030 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18032 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18035 2005-01-05 Richard Henderson <rth@redhat.com>
18037 * reload1.c (do_input_reload): Restrict the optimization deleteing
18038 a previous output reload to RELOAD_FOR_INPUT.
18040 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18042 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18043 induc_vec_info_type.
18044 (vectorizable_induction): New function declaration.
18045 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18046 check if already vectorized. Find first place in BB where new stmts
18047 can be inserted. Takes only one argument.
18048 (vectorizable_induction): New function.
18049 (vect_transform_stmt): Add case for induc_vec_info_type to call
18050 vectorizable_induction.
18051 (vect_transform_loop): Consider phis for vectorization.
18052 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18054 (analyze_operations): Call vectorizable_induction when analyzing phis.
18056 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18057 (vect_mark_relevant): Include phis in relevance analysis.
18058 (vect_mark_stmts_to_be_vectorize): Likewise.
18059 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18061 2007-04-16 Lawrence Crowl <crowl@google.com>
18063 * doc/invoke.texi (Debugging Options): Add documentation for the
18064 -femit-struct-debug options -femit-struct-debug-baseonly,
18065 -femit-struct-debug-reduced, and
18066 -femit-struct-debug-detailed[=...].
18068 * c-opts.c (c_common_handle_option): Add
18069 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18070 and OPT_femit_struct_debug_detailed_.
18071 * c.opt: Add specifications for
18072 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18073 and -femit-struct-debug-detailed[=...].
18074 * opts.c (set_struct_debug_option): Parse the
18075 -femit-struct-debug-... options.
18076 * opts.c (matches_main_base, main_input_basename,
18077 main_input_baselength, base_of_path, matches_main_base): Add
18078 variables and functions to compare header base name to compilation
18080 * opts.c (should_emit_struct_debug): Add to determine to emit a
18081 structure based on the option.
18082 (dump_struct_debug) Also disabled function to debug this
18084 * opts.c (handle_options): Save the base name of the
18087 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18088 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18089 This hook indicates if a type is generic. Set it by default
18090 to "never generic".
18091 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18092 to determine if a struct type is generic or not.
18093 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18094 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18095 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18096 with live C++ hook.
18098 * flags.h (enum debug_info_usage): Add an enumeration to describe
18099 a program's use of a structure type.
18100 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18101 to indicate the program's usage of the type. Filter structs based
18102 on the -femit-struct-debug-... specification.
18103 (gen_type_die): Split into two routines, gen_type_die and
18104 gen_type_die_with_usage. gen_type_die is now a wrapper
18105 that assumes direct usage.
18106 (gen_type_die_with_usage): Replace calls to gen_type_die
18107 with gen_type_die_with_usage adding the program usage of
18108 the referenced type.
18109 (dwarf2out_imported_module_or_decl): Suppress struct debug
18110 information using should_emit_struct_debug when appropriate.
18112 2007-04-16 Ian Lance Taylor <iant@google.com>
18114 PR tree-optimization/31522
18115 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18116 (vrp_initialize): Allocate vr_phi_edge_counts.
18117 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18118 executable edge. Drop test for all constants.
18119 (vrp_finalize): Free vrp_phi_edge_counts.
18121 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18122 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18124 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18125 predecessors at head rather than tail.
18127 2007-04-16 Matthias Klose <doko@debian.org>
18129 * config/alpha/linux.h (CPP_SPEC): Define.
18130 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18132 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18134 * function.h: Remove sequence_stack extern declaration.
18136 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18138 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18140 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18143 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18145 * config/avr/avr.c (avr_arch_types): Rearranging array.
18146 (enum avr_arch): Add.
18147 (avr_mcu_types): Use avr_arch enumeration constants instead of
18149 * config/avr/avr.h (LINK_SPEC): Simplify.
18151 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18153 * config/m68k/m68k.c (m68k_libcall_value,
18154 m68k_function_value): Use macros for register names more.
18156 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18158 (M68K_REGNAME): Use A6_REG.
18159 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18161 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18163 PR middle-end/28071
18164 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18165 'pending_read_list_length' and 'pending_write_list_length'. Update
18167 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18168 to handle two length counters instead of one. Update all uses.
18169 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18170 two length counters instead of one.
18171 * sched-rgn.c (propagate_deps): Update to handle two length counters
18174 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18178 copy of source, pass it to ix86_expand_vector_set and return
18181 2007-04-16 David Ung <davidu@mips.com>
18182 Joseph Myers <joseph@codesourcery.com>
18184 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18185 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18186 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18187 Add 74K processor information.
18188 * config/mips/mips.md: Include 74k.md.
18189 (cpu): Add 74kc,74kf,74kx.
18190 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18191 * config/mips/74k.md: New.
18192 * doc/invoke.texi (MIPS Options): Document 74K support.
18194 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18196 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18197 vectorizable_* functions.
18198 * tree-vect-transform.c (vectorizable_call): Add check for
18199 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18200 (vectorizable_store): likewise.
18201 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18203 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18204 (vectorizable_type_promotion, vectorizable_load): Likewise.
18205 (vectorizable_live_operation, vectorizable_condition): Likewise.
18206 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18208 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18210 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18212 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18213 register numbers more.
18214 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18215 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18216 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18217 FUNCTION_VALUE_REGNO_P): Likewise.
18218 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18219 STATIC_CHAIN_REGNUM): Likewise.
18220 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18221 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18222 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18223 * config/m68k/m68k.md (FP_REG): New.
18225 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18227 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18230 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18232 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18233 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18236 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18238 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18241 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18244 * c-decl.c (finish_decl): Grab the type of the decl after the call
18245 to store_init_value.
18247 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18249 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18251 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18254 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18255 dominators, post dominators and cleanup cfg before returning.
18257 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18259 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18260 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18262 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18264 * config.gcc: Recognize fido.
18265 * config/m68k/m68k-devices.def (fidoa): New.
18266 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18268 (FL_FIDOA, TARGET_FIDOA): New.
18269 * config/m68k/m68k.opt (mfidoa): New.
18271 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18273 PR middle-end/31322
18274 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18275 when a personality function is used.
18277 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18279 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18281 2007-04-13 Mike Stump <mrs@apple.com>
18283 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18285 * config/darwin.opt (fapple-kext): Make C++ only.
18286 * config/darwin.c (darwin_override_options): Remove code to ensure
18287 -fapple-kext is given for C++ only.
18289 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18291 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18292 * config/mips/mips.c (override_options): Call
18293 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18295 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18297 * config/i386/i386.opt (msvr3-shlib): Removed.
18299 * doc/invoke.texi: Remove -msvr3-shlib.
18301 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18303 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18304 with "popcnt" instruction.
18306 2007-04-13 Richard Guenther <rguenther@suse.de>
18308 PR tree-optimization/21258
18309 * tree-vrp.c (compare_case_labels): New helper.
18310 (find_switch_asserts): New function.
18311 (find_assert_locations): Call it for SWITCH_EXPRs.
18313 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18315 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18316 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18317 check is now implied in X87_FLOAT_MODE_P.
18318 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18319 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18320 (fix_trunc<mode>_i386_fisttp): Ditto.
18321 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18322 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18323 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18324 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18325 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18326 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18327 (unnamed_splitters): Ditto.
18328 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18329 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18330 FIRST_SSE_REG for local functions when SSE math is enabled or
18331 for functions with sseregparm attribute.
18332 (standard_80387_constant_p): Return -1 if mode is not
18334 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18335 (ix86_expand_compare): Ditto.
18336 (ix86_expand_carry_flag_compare): Ditto.
18337 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18338 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18339 DECIMAL_FLOAT_MODE_P.
18340 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18341 of SCALAR_FLOAT_MODE_P.
18342 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18343 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18344 checks before FLOAT_MODE_P.
18345 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18346 before FLOAT_MODE_P.
18351 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18353 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18354 Charles Wilson <libtool@cwilson.fastmail.fm>
18356 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18357 (libgcc.mvars): Don't depend on them.
18358 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18359 * exec-tool.in: New.
18361 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18363 * doc/invoke.text (--help): Document --help=common.
18365 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18367 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18369 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18371 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18372 * genemit.c (main): Emit #include "integrate.h".
18373 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18374 (LOADGP_RTP): New mips_loadgp_style.
18375 * config/mips/mips.h: Include config/vxworks-dummy.h.
18376 (TARGET_RTP_PIC): New macro.
18377 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18378 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18379 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18380 for TARGET_RTP_PIC.
18381 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18382 -mvxworks-pic when using -mrtp and a PIC option.
18383 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18385 (mips_symbolic_constant_p, mips_symbolic_address_p)
18386 (mips_symbol_insns): Handle SYMBOL_HALF.
18387 (override_options): Warn about -G and -mrtp being used together.
18388 Initialize mips_lo_relocs[SYMBOL_HALF].
18389 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18390 (mips_emit_loadgp): Handle LOADGP_RTP.
18391 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18392 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18393 (tablejump): Handle function-relative case table entries if
18395 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18397 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18399 * config/mips/mips.md (load_call<mode>): Allow any general register.
18401 (sibcall_value_internal, sibcall_value_multiple_internal)
18402 (call_value_internal, call_value_split, call_value_multiple_internal)
18403 (call_value_multiple_split): Remove constraints from operand 0.
18405 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18407 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18408 rather than loadgp_noshared.
18409 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18410 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18412 * config/mips/mips.md (loadgp): Rename to...
18413 (loadgp_newabi): ...this.
18414 (loadgp_noshared): Rename to...
18415 (loadgp_absolute): ...this.
18417 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18419 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18420 false for locally-binding symbols.
18421 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18423 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18425 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18426 (SYMBOL_GOT_PAGE_OFST): ...this.
18427 (SYMBOL_GOT_GLOBAL): Rename to...
18428 (SYMBOL_GOT_DISP): ...this.
18429 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18430 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18431 * config/mips/mips.c (mips_global_symbol_p): New function.
18432 (mips_symbol_binds_local_p): Likewise.
18433 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18434 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18435 mips_global_symbol_p and mips_symbol_binds_local_p.
18436 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18437 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18438 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18439 SYMBOL_GOTOFF_DISP.
18440 (mips_ok_for_lazy_binding_p): New function.
18441 (mips_load_call_address, mips_expand_call): Use it.
18442 (mips_dangerous_for_la25_p): Likewise.
18443 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18444 (*got_disp<mode>): Use got_disp_operand instead of
18445 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18446 SYMBOL_GOTOFF_GLOBAL.
18447 (*got_page<mode>): Use got_page_ofst_operand instead of
18449 * config/mips/predicates.md (const_call_insn_operand): Use
18450 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18451 (global_got_operand): Rename to...
18452 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18454 (local_got_operand): Rename to...
18455 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18456 of SYMBOL_GOT_LOCAL.
18458 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18460 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18461 TARGET_CALL_CLOBBERED_GP.
18462 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18463 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18464 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18465 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18466 of TARGET_ABICALLS && !TARGET_NEWABI.
18467 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18468 * config/mips/mips.c (mips_load_call_address): Check
18469 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18470 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18471 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18472 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18473 TARGET_ABICALLS && TARGET_NEWABI.
18474 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18476 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18477 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18478 TARGET_ABICALLS && TARGET_NEWABI.
18479 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18480 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18481 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18482 whether indirect calls must use $25.
18483 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18485 * config/mips/mips.md (jal_macro): Check flag_pic and
18486 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18487 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18488 instead of TARGET_ABICALLS.
18489 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18490 TARGET_ABICALLS && TARGET_OLDABI.
18491 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18492 (sibcall): In the comment above the define_insn, mention
18493 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18494 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18495 instead of TARGET_ABICALLS.
18497 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18499 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18500 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18501 (MACFLAGS_MATCH_P): New macro.
18502 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18503 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18504 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18505 the other MACFLAG constants.
18506 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18507 (flag_machi): Tighten constraints. Renumber some of the operands.
18508 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18510 (flag_machi_parts_acconly): New pattern.
18511 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18513 (flag_macinit1hi): Tighten constraints.
18514 (flag_mul_macv2hi_parts_acconly): New pattern.
18516 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18517 Use a more efficient implementation.
18518 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18519 inline sequences when not optimizing for size.
18521 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18522 movhi_high2low): Delete, merge functionality into...
18523 (packv2hi): ... this pattern.
18525 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18526 * config/bfin/bfin.opt (msim): New option.
18527 (mcpu=): New option.
18528 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18529 (bfin_cpu_t): Typedef of enum bfin_cpu.
18530 (bfin_cpu_type): New declaration.
18531 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18532 -msim and -mcpu= options.
18533 (LIB_SPEC): Likewise.
18534 * config/bfin/bfin.c (bfin_cpu_type): Define.
18535 (bfin_handle_option): Handle -mcpu= option.
18536 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18537 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18538 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18540 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18542 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18543 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18544 (powerpc-wrs-vxworksae): Use ${tm_file}.
18545 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18546 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18547 * config/i386/vx-common.h: New file.
18549 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18551 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18554 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18556 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18559 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18563 * c-common.c (c_build_qualified_type): Set canonical type
18566 2007-04-12 Richard Guenther <rguenther@suse.de>
18568 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18569 lower bound and element size if lower bound is not zero
18570 or either of the ARRAY_REF operands is set.
18572 2007-04-12 Richard Guenther <rguenther@suse.de>
18574 PR tree-optimization/24689
18575 PR tree-optimization/31307
18576 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18578 * gimplify.c (canonicalize_addr_expr): To be consistent with
18579 gimplify_compound_lval only set operands two and three of
18580 ARRAY_REFs if they are not gimple_min_invariant. This makes
18581 it never at this place.
18582 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18584 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18586 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18587 null before emitting a .nsubspa directive.
18589 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18591 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18592 need_to_partition_p if there are no memory statements in the
18595 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18597 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18598 (gcd_of_steps_may_divide_p): New function.
18599 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18601 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18603 * reload.c (find_reloads_toplev, find_reloads_address,
18604 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18605 not a pointer equality test, to decide if we need to call
18606 push_reg_equiv_alt_mem.
18608 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18610 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18611 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18613 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18615 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18617 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18618 vector to be positive.
18620 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18624 * doc/invoke.texi: Document --params max-aliased-vops and
18626 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18627 debug_memory_partitions): Move to tree-flow.h
18628 * params.h (AVG_ALIASED_VOPS): Define.
18629 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18631 (mp_info_t): Likewise.
18632 (get_mem_sym_stats_for): New.
18633 (set_memory_partition): Move from tree-flow-inline.h.
18634 (mark_non_addressable): Only clear the set of symbols for the
18635 partition if it exists.
18636 (dump_memory_partitions): Move from tree-ssa-operands.c
18637 (debug_memory_partitions): Likewise.
18638 (need_to_partition_p): New.
18639 (dump_mem_ref_stats): New.
18640 (debug_mem_ref_stats): New.
18641 (dump_mem_sym_stats): New.
18642 (debug_mem_sym_stats): New.
18643 (update_mem_sym_stats_from_stmt): New.
18644 (compare_mp_info_entries): New.
18645 (mp_info_cmp): Call it.
18646 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18648 (get_mpt_for): Move from tree-ssa-operands.c.
18649 (find_partition_for): New.
18650 (create_partition_for): Remove.
18651 (estimate_vop_reduction): New.
18652 (update_reference_counts): New.
18653 (build_mp_info): New.
18654 (compute_memory_partitions): Refactor.
18655 Document new heuristic.
18656 Call build_mp_info, update_reference_counts,
18657 find_partition_for and estimate_vop_reduction.
18658 (compute_may_aliases): Populate virtual operands before
18659 calling debugging dumps.
18660 (delete_mem_sym_stats): New.
18661 (delete_mem_ref_stats): New.
18662 (init_mem_ref_stats): New.
18663 (init_alias_info): Call it.
18664 (maybe_create_global_var): Remove alias_info argument.
18665 Get number of call sites and number of pure/const call sites
18666 from gimple_mem_ref_stats().
18667 (dump_alias_info): Call dump_memory_partitions first.
18668 (dump_points_to_info_for): Show how many times a pointer has
18670 * opts.c (decode_options): For -O2 set --param
18671 max-aliased-vops to 500.
18672 For -O3 set --param max-aliased-vops to 1000 and --param
18673 avg-aliased-vops to 3.
18674 * fortran/options.c (gfc_init_options): Remove assignment to
18676 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18677 * tree-dfa.c (dump_variable): Dump memory reference
18679 Dump NO_ALIAS* settings.
18680 (referenced_var_lookup): Tidy.
18681 (mem_sym_stats): New.
18682 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18683 and ORIG are different SSA names for a memory partition.
18684 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18685 * tree-flow.h (struct mem_sym_stats_d): Define.
18686 (mem_sym_stats_t): Define.
18687 (struct mem_ref_stats_d): Define.
18688 (struct gimple_df): Add field mem_ref_stats.
18689 (enum noalias_state): Define.
18690 (struct var_ann_d): Add bitfield noalias_state.
18691 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18692 debug_mem_ref_stats, debug_memory_partitions,
18693 debug_mem_sym_stats): Declare.
18694 * tree-ssa-structalias.c (update_alias_info): Update call
18695 sites, pure/const call sites and asm sites in structure
18696 returned by gimple_mem_ref_stats.
18697 Remove local variable IS_POTENTIAL_DEREF.
18698 Increase NUM_DEREFS if the memory expression is a potential
18700 Call update_mem_sym_stats_from_stmt.
18701 If the memory references memory, call
18702 update_mem_sym_stats_from_stmt for all the direct memory
18703 symbol references found.
18704 (intra_create_variable_infos): Set noalias_state field for
18705 pointer arguments according to the value of
18706 flag_argument_noalias.
18707 * tree-ssa-structalias.h (struct alias_info): Remove fields
18708 num_calls_found and num_pure_const_calls_found.
18709 (update_mem_sym_stats_from_stmt): Declare.
18710 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18711 Set default value to 100.
18712 (PARAM_AVG_ALIASED_VOPS): Define.
18714 2007-04-11 Richard Guenther <rguenther@suse.de>
18716 PR middle-end/31530
18717 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18718 a * -b + c as c - a * b if we honor sign dependent rounding.
18720 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18722 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18723 bfin_expand_strmov.
18724 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18725 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18727 (initialize_trampoline): Don't use old-style function definition.
18728 (bfin_secondary_reload): Mark IN_P argument as unused.
18730 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18732 PR tree-optimization/31343
18733 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18734 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18735 * testsuite/gcc.dg/vect/pr31343.c: New.
18737 2007-04-10 Eric Christopher <echristo@apple.com>
18739 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18740 * config/i386/i386.md (*cmpfp0): Use.
18741 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18742 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18743 (fix_trunc<mode>_i386_fisttp): Ditto.
18744 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18745 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18746 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18747 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18748 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18749 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18750 (unnamed_splitters): Ditto.
18751 * config/i386/i386.c (output_fix_trunc): Assert that
18752 we're not being passed a TFmode operand.
18754 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18756 PR tree-optimization/31526
18757 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18758 n_basic_blocks to find newly added blocks.
18760 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18762 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18764 (fix_trunc<mode>si_sse): Ditto.
18765 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18766 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18767 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18768 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18769 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18770 expander using SSEMODEF mode macro.
18771 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18772 expander using SSEMODEF mode macro.
18773 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18774 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18775 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18776 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18777 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18778 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18779 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18780 Macroize insn using X87MODEF mode macro.
18782 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18784 * config/i386/sse.md (sse2_pinsrw): Removed.
18785 (sse2_pextrw): Renamed to ...
18786 (*sse2_pextrw): This.
18788 2007-04-09 Jan Hubicka <jh@suse.cz>
18791 * config/i386/sse.md
18792 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18793 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18794 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18795 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18797 2007-04-09 Jan Hubicka <jh@suse.cz>
18799 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18800 multiple fields of union.
18802 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18804 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18805 (create_preheaders): Check that loops are available.
18806 (fix_loop_structure): Clean up, improve comments.
18807 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18808 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18810 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18811 * predict.c (tree_estimate_probability): Do not call
18812 calculate_dominance_info. Call create_preheaders.
18813 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18814 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18816 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18817 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18818 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18819 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18822 2007-04-08 Jan Hubicka <jh@suse.cz>
18824 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18825 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18826 * fold-const.c (fold_unary): Use it.
18828 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18830 * varasm.c (assemble_variable): Remove call to
18831 lang_hooks.decls.prepare_assemble_variable.
18832 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18833 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18834 * langhooks.h (lang_hooks_for_decls): Remove
18835 prepare_assemble_variable.
18837 2007-04-08 Mike Stump <mrs@apple.com>
18839 * config/i386/i386.c: Use inc/dec on Core2.
18841 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18843 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18844 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18845 lhd_tree_inlining_end_inlining): Remove.
18846 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18847 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18848 end_inlining hooks.
18849 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18850 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18851 lhd_tree_inlining_end_inlining): Remove prototypes.
18852 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18853 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18854 LANG_HOOKS_TREE_INLINING_START_INLINING,
18855 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18857 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18860 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18863 * config/avr/predicates.md (io_address_operand): Delete predicate.
18864 (low_io_address_operand): Don't use 'mode' argument.
18865 (higth_io_address_operand): Rename ...
18866 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18867 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18870 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18872 Revert change removing staticp.
18874 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18877 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18880 2007-04-07 Bruce Korb <bkorb@gnu.org>
18882 * c.opt: Add -Wformat-contains-nul.
18883 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18885 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18886 the NUL byte warning.
18888 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18890 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18892 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18894 * tree.c (staticp): No longer use staticp langhook.
18895 * langhooks.c (lhd_staticp): Removed.
18896 * langhooks.h (struct lang_hooks): Remove staticp.
18897 * c-common.c (c_staticp): Remove.
18898 * c-common.h (c_staticp): Ditto.
18899 * langhooks-defs.h (lhd_staticp): Ditto.
18900 (LHD_HOOKS_STATICP): Ditto
18901 * tree.h (gcc_assert_lowered): New macro.
18903 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18905 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18906 argument "reliable".
18907 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18908 Add argument "reliable". Propagate it through calls.
18909 (infer_loop_bounds_from_undefined): Derive number of iterations
18910 estimates from references in blocks that do not dominate loop latch.
18911 (gcov_type_to_double_int): New function.
18912 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18913 and expected_loop_iterations_unbounded.
18914 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18915 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18916 * tree-data-ref.c (estimated_loop_iterations): Export.
18917 (get_references_in_stmt): Fix -- do not return addresses of local
18919 * cfgloop.h (expected_loop_iterations_unbounded,
18920 estimated_loop_iterations): Declare.
18922 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18924 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18926 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18928 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18929 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18930 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18931 Use output_387_reg_move().
18932 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18933 expander using X87MODEF12 mode macro.
18934 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18935 choosing register preferences. Use output_387_reg_move().
18936 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18937 instead of "x". Use output_387_reg_move().
18938 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18939 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18940 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18941 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18942 Use output_387_reg_move().
18943 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18945 (*truncxf?f_i387 splitter): Ditto.
18947 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18949 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18950 LANG_HOOKS_SAFE_FROM_P.
18951 * expr.c (safe_from_p): Remove langhook call.
18952 * langhooks.h (lang_hooks): Remove safe_from_p.
18953 (lhd_safe_from_p): Remove prototype.
18954 * langhooks.c (lhd_safe_from_p): Remove.
18956 2007-04-06 Jan Hubicka <jh@suse.cz>
18958 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18961 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18963 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18964 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18965 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18966 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18968 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18969 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18971 2007-04-05 Richard Henderson <rth@redhat.com>
18973 * config/alpha/alpha.c (print_operand) [+]: Remove.
18974 (alpha_end_function): Print nop if call at end of function.
18975 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18976 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18977 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18978 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18979 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18980 the call pattern. Update peepholes to match.
18982 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18984 * doc/extend.texi (Other Builtins): Add decimal float variants
18986 * builtins.def: Ditto.
18987 * builtins.c (expand_builtin): Ditto.
18989 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18990 H.J. Lu <hongjiu.lu@intel.com>
18993 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18994 of V8HImode when calling ix86_binary_operator_ok.
18995 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18996 (sdot_prodv8hi): Operands 1 and 2 must be register.
18998 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19000 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19001 initialize align to silence bogus warning.
19003 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19005 PR middle-end/22156
19006 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19008 (struct sra_walk_fns): Remove use_all parameter from use.
19009 (sra_hash_tree): Handle BIT_FIELD_REFs.
19010 (sra_elt_hash): Don't hash bitfld blocks.
19011 (sra_elt_eq): Skip them in parent compares as well. Handle
19013 (sra_walk_expr): Don't maintain or pass down use_all_p.
19014 (scan_use): Remove use_all parameter.
19015 (scalarize_use): Likewise. Re-expand assignment to
19016 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19017 output, and re-scalarize after output. Don't mark anything
19019 (scalarize_ldst): Adjust.
19020 (scalarize_walk_gimple_modify_statement): Likewise.
19021 (build_element_name_1): Handle BIT_FIELD_REFs.
19022 (instantiate_element): Don't warn for any element whose parent
19023 is used as a whole.
19024 (instantiate_missing_elements_1): Return the sra_elt.
19025 (canon_type_for_field): New.
19026 (try_instantiate_multiple_fields): New.
19027 (instantiate_missing_elemnts): Use them.
19028 (mark_no_warning): Removed.
19029 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19030 (REPLDUP, sra_build_elt_assignment): New.
19031 (generate_copy_inout): Use them.
19032 (generate_element_copy): Likewise. Handle bitfld differences.
19033 (generate_element_zero): Don't recurse for blocks. Use
19034 sra_build_elt_assignment.
19035 (generate_one_element_int): Take elt instead of var. Use
19036 sra_build_elt_assignment.
19037 (generate_element_init_1): Adjust.
19038 (scalarize_use, scalarize_copy): Use REPLDUP.
19039 (scalarize_ldst): Move assert before dereference.
19040 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19042 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19044 * regmove.c: Fix unused variable warnings due to previous commit.
19046 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19048 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19049 (regmove_bb_head): Remove.
19050 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19051 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19052 problems with fixup_match_1.
19053 Don't initialize/free regmove_bb_head.
19055 (reg_is_remote_constant_p): If an insn is in the same basic block
19056 but not before INSN, consider it remote, too.
19058 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19061 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19062 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19064 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19066 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19067 (CONDITIONAL_REGISTER_USAGE): Likewise.
19069 2007-04-04 Richard Henderson <rth@redhat.com>
19071 * config/alpha/lib1funcs.asm: Remove unused file.
19073 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19076 * opts.c (print_specific_help): Fix --help=<language>
19078 (common_handle_option): Support --help=common.
19080 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19083 * gcc.c (main): Do not run the linker if
19084 print_subprocess_help indicates that it shouldn't be
19087 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19090 * doc/invoke.texi (--help=): Document <languages> value, fix
19091 formatting in tables of values.
19093 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19095 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19096 dllimport attribute of virtual methods.
19098 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19100 * config/score/crti.asm: Change _bss_start to __bss_start.
19101 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19102 (OUTGOING_REG_PARM_STACK_SPACE) update.
19103 * config/score/score.opt: add options to make backend support
19104 score5, score5u, score7 and score7d.
19105 * config/score/score.md: Likewise.
19106 * config/score/misc.md: Likewise.
19107 * config/score/mac.md: Likewise.
19108 * doc/invoke.texi: Likewise.
19109 * doc/md.texi: update constraints define.
19111 2007-04-03 Richard Henderson <rth@redhat.com>
19113 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19114 an appropriate type, use the mode instead.
19116 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19118 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19119 Set the default --with-arch setting to mips2.
19120 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19121 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19122 (MULTILIB_OSDIRNAMES): Delete.
19123 (MULTILIB_DIRNAMES): Define.
19124 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19125 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19126 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19127 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19128 VXWORKS_OS_CPP_BUILTINS.
19129 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19130 (MIPS_DEBUGGING_INFO): Undefine.
19131 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19133 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19135 PR middle-end/30704
19136 * fold-const.c (native_encode_real): Encode real.c provided longs
19137 as a series of 32-bit native integers.
19138 (native_interpret_real): Interpret buffer as a series of 32-bit
19141 2007-04-03 Richard Guenther <rguenther@suse.de>
19143 * genpreds.c (write_insn_constraint_len): Write function
19144 optimized for CONSTRAINT_LEN implementation.
19145 (write_tm_preds_h): Output insn_constraint_len inline and
19146 use it for CONSTRAINT_LEN.
19147 (write_insn_preds_c): Don't output insn_constraint_len.
19148 * doc/md.texi (define_register_constraint): Document multi-letter
19149 constraints shall have the same length if they start with the same
19152 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19155 * config/i386/i386.md (isinf<mode>2): Expand only when
19156 TARGET_C99_FUNCTIONS is set.
19158 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19160 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19161 (x86_64-*-linux*): Ditto.
19162 * config/i386/i386.opt (mpc): New option.
19163 * config/i386/i386.c (overrride_options): Handle
19164 ix87_precision_string.
19165 * config/i386/crtprec.c: New file.
19166 * config/i386/t-crtpc: Ditto.
19167 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19168 and -mpc80 options.
19169 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19170 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19171 crtprec32.o, crtprec64.o and crtprec80.o.
19173 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19174 and -mpc80 options.
19175 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19177 2007-04-02 Eric Christopher <echristo@apple.com>
19179 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19180 limitations on darwin.
19182 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19185 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19187 2007-04-02 Dave Korn <dave.korn@artimi.com>
19189 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19191 2007-04-02 Dave Korn <dave.korn@artimi.com>
19193 * libgcc2.h (exception_descriptor): Don't forward-declare.
19194 (__get_eh_table_language, __get_eh_table_version): Delete
19195 prototypes of long-dead functions.
19197 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19199 * ebitmap.h: New file
19200 * ebitmap.c: New file
19201 * Makefile.in (ebitmap.o): New target.
19203 2007-04-01 Jan Hubicka <jh@suse.cz>
19205 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19206 before very first instruction.
19208 2007-04-01 Jan Hubicka <jh@suse.cz>
19210 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19211 waring on 64bit hosts.
19212 * bitmap.h: Fix typo in bitmap_head_def.
19214 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19216 PR rtl-optimization/31391
19217 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19218 into a DELETED_LABEL note, and the label is in an empty basic
19219 block, update BB_END as well as BB_HEAD.
19221 2007-04-01 Richard Henderson <rth@redhat.com>
19223 PR tree-optimization/31169
19224 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19225 to varying if the range is outside [0, prec-1].
19227 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19230 * config/mips/mips.md (load_const_gp): New insn.
19231 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19232 the MIPS16 GP pseudo register if no_new_pseudos.
19233 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19235 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19238 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19240 (call_value): Likewise.
19242 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19243 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19246 * doc/invoke.texi: (optimization options): Reword description
19247 of -ffast-math. Document its primary purpose.
19249 2007-03-31 Richard Guenther <rguenther@suse.de>
19251 * omp-low.c (splay-tree.h): Include.
19252 (lookup_decl): Replace splay-tree usage by pointer-map.
19253 (maybe_lookup_decl): Likewise.
19254 (new_omp_context): Likewise.
19255 (delete_omp_context): Likewise.
19256 * gimplify.c (splay-tree.h): Include.
19257 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19259 (remap_ssa_name): Likewise.
19260 (remap_decl): Likewise.
19261 (remap_type_1): Likewise.
19262 (remap_type): Likewise.
19263 (copy_body_r): Likewise.
19264 (expand_call_inline): Likewise.
19265 (clone_body): Likewise.
19266 (copy_tree_r): Likewise.
19267 (remap_save_expr): Likewise.
19268 (unsave_r): Likewise.
19269 (unsave_expr_now): Likewise.
19270 (tree_function_versioning): Likewise.
19271 (build_duplicate_type): Likewise.
19272 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19273 (struct copy_body_data): Replace splay-tree by pointer-map.
19274 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19275 not $(SPLAY_TREE_H).
19276 (gimplify.o): Depend on $(SPLAY_TREE_H).
19277 (omp-low.p): Likewise.
19279 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19281 * config/avr/predicates.md (even_register_operand,
19282 odd_register_operand): New predicates.
19283 * config/avr/avr.md (movw peephole2): New.
19284 (movw_r peephole2): New.
19286 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19288 * tree.h (get_signed_or_unsigned_type): New.
19289 * fold-const.c (operand_equal_for_comparison_p): Use
19290 get_signed_or_unsigned_type instead of
19291 lang_hooks.types.signed_or_unsigned_type.
19292 * expr.c (store_expr): Ditto.
19293 * langhooks.c (get_signed_or_unsigned_type): New.
19294 (lhd_signed_or_unsigned_type): New.
19295 * langhooks.h (lhd_signed_or_unsigned_type): New.
19296 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19298 2007-03-30 Richard Henderson <rth@redhat.com>
19300 * tree-ssa-loop-ivopts.c: Include target.h.
19301 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19302 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19303 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19304 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19306 2007-03-30 Richard Henderson <rth@redhat.com>
19307 Kai Tietz <kai.tietz@onevision.com>
19309 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19310 default for 64-bit.
19311 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19312 (TARGET_64BIT_MS_ABI): New.
19313 (DBX_REGISTER_NUMBER): Handle 64-bit.
19314 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19315 (LONG_TYPE_SIZE): Force to 32.
19316 (REG_PARM_STACK_SPACE): New.
19317 (OUTGOING_REG_PARM_STACK_SPACE): New.
19318 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19319 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19320 (STACK_BOUNDARY): Use 128 for 64-bit.
19321 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19322 Add 64-bit implementation.
19323 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19325 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19326 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19327 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19328 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19329 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19330 TARGET_64BIT_MS_ABI.
19331 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19332 (ix86_pass_by_reference): Likewise.
19333 (ix86_function_value_regno_p): Likewise.
19334 (ix86_build_builtin_va_list): Likewise.
19335 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19336 (function_arg_advance_ms_64): New.
19337 (function_arg_advance): Call it.
19338 (function_arg_ms_64): New.
19339 (function_arg): Call it.
19340 (function_value_ms_64): New.
19341 (ix86_function_value_1): Call it.
19342 (return_in_memory_ms_64): New.
19343 (ix86_return_in_memory): Call it.
19344 (setup_incoming_varargs_ms_64): New.
19345 (ix86_setup_incoming_varargs): Call it.
19346 (ix86_expand_prologue): Handle 64-bit stack probing.
19347 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19348 (output_pic_addr_const): Likewise.
19349 (x86_this_parameter): Likewise.
19350 (x86_output_mi_thunk): Likewise.
19351 (x86_function_profiler): Likewise.
19352 (TARGET_STRICT_ARGUMENT_NAMING): New.
19353 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19354 (TARGET_64BIT_MS_ABI): New.
19355 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19356 * config/i386/i386.md (allocate_stack_worker): Remove.
19357 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19358 describe the clobber of eax without a match_scratch.
19359 (allocate_stack_worker_postreload): Remove.
19360 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19361 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19362 (allocate_stack_worker_rex64_postreload): Remove.
19363 (allocate_stack): Handle 64-bit.
19364 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19365 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19366 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19367 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19368 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19369 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19370 * config.build (x86_64-*-mingw*): New host.
19371 * config.host (x86_64-*-mingw*): New host.
19372 * config.gcc (x86_64-*-mingw*): New target.
19373 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19375 2007-03-30 Richard Henderson <rth@redhat.com>
19376 Kai Tietz <kai.tietz@onevision.com>
19378 * c-pragma.c (struct def_pragma_macro_value): New.
19379 (struct def_pragma_macro): New.
19380 (pushed_macro_table): New.
19381 (dpm_hash, dpm_eq): New.
19382 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19383 (init_pragma): Install them.
19384 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19386 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19388 * config/avr/avr.c (avr_override_options): Clear
19389 'flag_delete_null_pointer_checks'.
19391 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19394 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19395 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19396 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19397 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19398 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19399 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19400 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19402 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19404 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19406 * regmove.c: Move all of pass_stack_adjustments from here...
19407 * combine-stack-adj.c: ...to this new file.
19408 * Makefile.in: Add rules for combine-stack-adj.o.
19410 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19412 PR tree-optimization/31383
19413 * tree-data-ref.c (affine_function_equal_p): Do not require the
19414 vectors to have the same length.
19416 2007-03-30 Jan Hubicka <jh@suse.cz>
19418 PR middle-end/30700
19419 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19420 availablility; add more sanity checking; ask varpool only about
19423 2007-03-29 Richard Henderson <rth@redhat.com>
19425 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19426 to decide, but __SIZEOF_LONG_LONG__.
19428 2007-03-29 Richard Henderson <rth@redhat.com>
19430 * emutls.c (struct __emutls_array): New.
19431 (emutls_destroy): Use it instead of casting element 0 from void*.
19432 (__emutls_get_address): Likewise.
19434 2007-03-29 Richard Henderson <rth@redhat.com>
19436 * varasm.c (initializer_constant_valid_p): Don't deny
19437 DECL_DLLIMPORT_P on functions.
19439 * config/i386/cygming.h: Remove function declarations.
19440 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19441 (ASM_OUTPUT_LABELREF): Remove.
19442 (COMMON_ASM_OP): Remove.
19443 (ASM_OUTPUT_COMMON): Remove.
19444 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19445 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19446 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19447 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19448 Rename from TARGET_ENCODE_SECTION_INFO.
19449 * config/i386/netware.h: Likewise.
19450 * config/i386/i386-protos.h: Update.
19451 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19452 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19453 (legitimate_constant_p): Reject dllimports.
19454 (dllimport_map, get_dllimport_decl): New.
19455 (legitimize_dllimport_symbol): New.
19456 (legitimize_address, ix86_expand_move): Use it.
19457 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19458 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19459 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19460 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19461 * config/i386/predicates.md (constant_call_address_operand): Only
19462 accept symbols; reject dllimport_p symbols.
19463 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19464 i386_pe_maybe_record_exported_symbol.
19465 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19466 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19467 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19468 trust the setting of DECL_DLLIMPORT_P.
19469 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19470 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19471 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19472 tidy the argument scanning loop.
19473 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19474 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19475 (i386_pe_strip_name_encoding): Remove.
19476 (i386_pe_binds_local_p): New.
19477 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19478 (i386_pe_output_labelref): Remove.
19479 (i386_pe_asm_output_aligned_decl_common): New.
19480 (i386_pe_maybe_record_exported_symbol): Rename from
19481 i386_pe_record_exported_symbol; check for dllexported symbols.
19483 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19485 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19486 add comment explaining why vsnprintf cannot be used.
19488 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19490 PR tree-optimization/30666
19491 * tree.c (build_complex_type): When creating type names for DWARF2
19492 debug info, create TYPE_DECLs for TYPE_NAME instead of
19494 (build_common_tree_nodes_2): Use build_complex_type when building
19495 predefined complex types, to preserve canonical types.
19497 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19499 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19500 (noce_get_alt_condition): Look at it to determine whether to
19501 reverse the condition or not.
19502 (noce_get_condition): Substitute the truth for lies.
19503 (noce_find_if_block): Set the then_else_reversed field.
19505 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19507 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19508 destination of this insn.
19509 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19510 than calling gen_rtx_SET directly. Use r0 to hold the value of
19511 'address + 4' rather than a stack based temporary which can be
19512 mis-optimized away.
19514 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19516 * config/s390/s390.c (s390_secondary_input_reload_class,
19517 s390_secondary_output_reload_class): Functions removed.
19518 (s390_secondary_reload): New function.
19519 (TARGET_SECONDARY_RELOAD): Target macro defined.
19520 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19521 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19522 * config/s390/s390.md ("reload_outti", "reload_outdi",
19523 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19524 "reload_out<mode>"): Expanders removed.
19525 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19526 "reload<mode>_nonoffmem_out"): Expanders added.
19528 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19530 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19531 action if SRC->DEST replacement failed anyway.
19533 2007-03-28 Mike Stump <mrs@apple.com>
19535 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19536 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19537 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19539 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19541 * config.gcc: Accept barcelona as a variant of amdfam10.
19542 * config/i386/i386.c (override_options): Likewise.
19543 * doc/invoke.texi: Likewise.
19545 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19547 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19548 offsets for BIT_FIELD_REF and COMPONENT_REF.
19550 2007-03-28 Richard Guenther <rguenther@suse.de>
19552 * tree.c (is_global_var): Move ...
19553 * tree-flow-inline.h (is_global_var): ... here.
19554 * tree.h (is_global_var): Remove declaration.
19556 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19558 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19560 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19561 * config/i386/i386.c (ix86_tune_features): Initialize new
19563 * config/i386/predicates.md (promotable_binary_operator): Use
19564 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19566 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19569 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19571 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19573 * config/fr30/fr30.md (movsi_internal): Change destination
19574 constraint from m to V and add m to the end.
19576 2007-03-28 Christian Bruel <christian.bruel@st.com>
19578 * config/sh/sh.md (movsi_i): Fix type attribute.
19580 2007-03-28 Christian Bruel <christian.bruel@st.com>
19582 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19583 (movsf_ie): Likewise.
19585 2007-03-28 Christian Bruel <christian.bruel@st.com>
19587 * config.gcc: Add sh4-300 to multilib.
19588 * config/sh/t-mlib-sh4-300: New file.
19590 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19592 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19593 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19594 fix_trunc<mode>di2.
19595 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19596 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19597 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19598 "fixuns_trunctddi2"): Whitespace fix.
19600 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19602 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19603 the definition of struct sh_args.
19604 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19605 CALL_COOKIE_INT_REG_GET): Likewise.
19607 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19609 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19610 transformations are applied successfully.
19612 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19614 * tree.c (tree_contains_struct): Permit 512 tree codes.
19615 * tree.h (tree_contains_struct): Ditto.
19616 (MAX_TREE_CODES): Ditto.
19617 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19618 SPARE member to store remaining padding bits.
19620 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19622 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19625 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19627 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19628 * configure: Regenerate.
19630 * configure: Regenerate using the correct version of autoconf.
19632 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19634 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19636 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19637 regs to "__SP_L__" and "__SP_H__".
19639 2007-03-27 Richard Guenther <rguenther@suse.de>
19641 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19642 computations with it with a HOST_WIDE_INT variable.
19644 2007-03-26 Mike Stump <mrs@apple.com>
19646 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19647 objective-c-header, objective-c++-header and objc++-cpp-output
19649 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19651 2007-03-26 Richard Henderson <rth@redhat.com>
19654 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19655 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19656 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19657 IX86_BUILTIN_PSRLQ128): New.
19658 (ix86_init_mmx_sse_builtins): Add them.
19659 (ix86_expand_builtin): Expand them.
19660 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19661 operand 2 be TImode.
19662 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19663 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19664 _mm_srli_epi64): Mark __B const.
19665 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19666 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19667 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19668 new two-vector shift builtins.
19670 2007-03-26 Ian Lance Taylor <iant@google.com>
19672 PR tree-optimization/31345
19673 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19674 [+INF, +INF(OVF)] into VARYING.
19676 2007-03-26 Zack Weinberg <zackw@panix.com>
19678 * gengtype-parse.c: New file.
19679 * gengtype-yacc.y: Delete.
19680 * gengtype-lex.l: Don't include gengtype-yacc.h.
19681 Define YY_DECL and yyterminate appropriately for recursive
19682 descent parser. yylval is now a string out-parameter to yylex.
19683 (HWS, EOID): New shorthand.
19684 (IWORD): Add a couple more types.
19685 (yylex): Add a setup stanza. Remove the complex rules for
19686 detecting GTY'ed types and typedefs; replace with simple
19687 keyword detectors. Adjust everything for the changed
19688 definition of yylval. Ignore all pp-directives, not just #define.
19690 (parse_file): Rename yybegin; do not call yyparse.
19692 * gengtype.c (xasprintf): Export again.
19693 (this_file): New. Use everywhere __FILE__ was being used.
19694 (get_lang_bitmap): Special case types defined in gengtype.c.
19695 (do_typedef, new_structure): Suppress definition of certain types.
19696 (new_structure): Improve diagnostics of duplicate definitions.
19697 Make sure location_s is associated with input.h.
19698 (nreverse_pairs, define_location_structures): New functions.
19699 (main): Improve tagging of kludge types. Remove old kludges
19700 for input.h types; use define_location_structures.
19701 * gengtype.h: Update prototypes. Define token codes here.
19702 * Makefile.in: Remove all references to gengtype-yacc.
19703 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19705 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19706 add GTY((skip)) to the field that's only conditionally there.
19707 * doc/install.texi: Document that Bison is no longer required
19708 unless building treelang.
19710 * gengtype.c: Don't include gtyp-gen.h.
19711 (srcdir): Declare here.
19712 (base_files, lang_dir_names): Allocate dynamically.
19713 (gt_files, num_gt_files, num_lang_dirs): New globals.
19714 (measure_input_list, read_input_line, read_input_list)
19715 (set_lang_bitmap): New functions.
19716 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19717 simplify, relying on read_input_list to set up the bitmaps.
19718 (main): Arguments are no longer unused. Check for correct number
19719 of command line arguments, set srcdir and srcdir_len, then call
19720 read_input_list, before doing anything else. No need to worry
19721 about duplicates in main loop.
19722 * configure.ac: Simplify the calculation of all_gtfiles.
19723 Put language tags in there. Don't set or substitute
19724 all_gtfiles_files_langs or all_gtfiles_files_frags.
19725 * Makefile.in: Revamp the way gengtype is invoked, now that it
19726 takes a file on its command line with a much simpler format.
19727 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19728 (GTFILES): Remove duplicates and C source files.
19729 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19730 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19731 * configure: Regenerate.
19733 * gengtype.h: Remove all type definitions to gengtype.c; leave
19734 only definitions of options_p, type_p, and pair_p as opaque
19735 pointers. Update prototypes.
19736 * gengtype.c: Many type definitions moved here from gengtype.h.
19737 Consolidate type definitions at the top of the file.
19738 (xvasprintf): Delete.
19739 (xasprintf): Make static.
19740 (create_nested_pointer_option): Add 'next' parameter.
19741 (create_field_all, create_field_at): New functions.
19742 (create_field): Now a thin wrapper around create_field_all.
19743 (create_optional_field): Rename create_optional_field_ and add
19744 line argument. Original name is now a macro which supplies
19746 (oprintf): Use vsnprintf directly.
19747 (close_output_files): Use fatal rather than perror/exit.
19748 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19749 (main): Set progname. Don't use exit.
19750 * gengtype-yacc.y (struct_fields): Use create_field_at.
19751 (option, optionseqopt): Delete.
19752 (optionseq): Consolidate productions from option here so we
19753 can use the first argument to create_option.
19755 * gengtype-lex.l: Distinguish unions from structures in the
19756 token type. Don't call find_structure; return the tag as a string.
19757 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19758 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19759 string. Reorganize typedef_struct production accordingly.
19760 Use create_nested_ptr_option.
19761 * gengtype.c (create_nested_ptr_option): New function.
19762 * gengtype.h: Declare it.
19764 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19765 (string_type): Don't declare.
19766 (do_scalar_typedef): Declare.
19767 (create_scalar_type): Update prototype.
19768 * gengtype.c (string_type): Make static.
19769 (scalar_nonchar, scalar_char): New.
19770 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19771 (resolve_typedef): Use scalar_nonchar for error recovery.
19772 (create_scalar_type): Remove name_len field. Return scalar_char
19773 or scalar_nonchar as appropriate.
19774 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19775 to use string_type.
19776 (throughout): Use scalar_nonchar instead of calling
19777 create_scalar_type, whenever possible.
19778 (main): Initialize scalar_char and scalar_nonchar before calling
19780 * gengtype-lex.l: Adjust for removal of second argument to
19781 create_scalar_type. Use yylval.s instead of yylval.t when
19783 * gengtype-yacc.y: Type of SCALAR is string. Call
19784 create_scalar_type from type:SCALAR rule. Adjust for removal of
19785 second argument to create_scalar_type.
19787 * vec.h: Remove all #if IN_GENGTYPE blocks.
19788 Add comment saying that changes may require adjustments to gengtype.
19789 * gengtype.c: Don't include coretypes.h or tm.h.
19790 Add comment to inclusion of errors.h.
19791 (note_def_vec, note_def_vec_alloc): New functions.
19792 * gengtype.h: Declare new functions.
19793 * gengtype-lex.l: Don't include coretypes.h.
19794 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19796 (update_lineno): Remove unnecessary prototype.
19797 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19798 (VEC rule): Just return VEC_TOKEN.
19799 * gengtype-yacc.y (VEC_TOKEN): New token type.
19800 (type): Add a production for VEC(a,b).
19801 * Makefile.in: Update dependencies.
19803 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19804 typedefs that use the old PARAMS macro.
19806 * gengtype-lex.l: Remove all rules and states relating to yacc
19808 * gengtype-yacc.y: Similarly.
19809 * gengtype.c (note_yacc_type): Delete function.
19810 * gengtype.h: Update prototypes.
19812 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19814 * tree-pretty-print.c (dump_generic_node): Report precision of
19815 unnamed integer types.
19817 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19819 * ifcvt.c (noce_try_store_flag_constants): Don't check
19820 no_new_pseudos here.
19821 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19822 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19823 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19824 noce_try_sign_mask): Likewise.
19825 (if_convert): Check no_new_pseudos here.
19827 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19829 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19830 (noce_get_condition): Handle new then_else_reversed argument.
19831 (noce_init_if_info): Remove, fold into noce_find_if_block.
19832 (noce_process_if_block): Take a struct noce_if_info as the
19833 argument. Don't set up one based on ce_if_info. Update pointer
19834 references accordingly.
19835 (cond_move_process_if_block): Likewise.
19836 (process_if_block): Removed.
19837 (find_if_block): Removed. Move functionality two new functions,
19838 noce_find_if_block and cond_exec_find_if_block.
19839 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19840 blocks and the symmetric IF-ELSE-JOIN case.
19841 (cond_exec_find_if_block): Also new function mostly based on old
19842 find_if_block and process_if_block.
19843 (find_if_header): Replace find_if_block call with separately
19844 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19845 (find_cond_trap): Update noce_get_condition call.
19846 (dead_or_predicable): Likewise.
19848 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19850 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19852 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19853 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19854 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19855 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19856 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19857 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19858 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19859 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19860 __builtin_ia32_psrad128 builtins.
19862 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19864 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19865 * config/i386/constraints.md
19866 (define_constraint "I"): Use IN_RANGE macro.
19867 (define_constraint "J"): Ditto.
19868 (define_constraint "K"): Ditto.
19869 (define_constraint "M"): Ditto.
19870 (define_constraint "N"): Ditto.
19871 (define_constraint "O"): Ditto.
19872 * config/i386/predicates.md
19873 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19874 (define_predicate "const_0_to_3_operand"): Ditto.
19875 (define_predicate "const_0_to_7_operand"): Ditto.
19876 (define_predicate "const_0_to_15_operand"): Ditto.
19877 (define_predicate "const_0_to_63_operand"): Ditto.
19878 (define_predicate "const_0_to_255_operand"): Ditto.
19879 (define_predicate "const_1_to_31_operand"): Ditto.
19880 (define_predicate "const_2_to_3_operand"): Ditto.
19881 (define_predicate "const_4_to_7_operand"): Ditto.
19883 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19885 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19886 in SImode for save_world.
19887 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19890 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19892 PR tree-optimization/30784
19893 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19896 2007-03-25 Revital Eres <eres@il.ibm.com>
19898 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19899 Fold movement_possibility function into it.
19901 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19903 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19904 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19905 (call_indirect_nonlocal_darwin64): Same.
19906 (call_nonlocal_darwin64): Same.
19907 (call_value_indirect_nonlocal_darwin64): Same.
19908 (call_value_nonlocal_darwin64): Same.
19909 (sibcall_nonlocal_darwin64): Same.
19910 (sibcall_value_nonlocal_darwin64): Same.
19911 (sibcall_symbolic_64): Same.
19912 (sibcall_value_symbolic_64): Same.
19913 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19915 (rs6000_emit_load_toc_table): Same.
19916 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19917 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19919 (divss_call): Same.
19920 (divus_call): Same.
19921 (quoss_call): Same.
19922 (quous_call): Same.
19923 (load_toc_v4_pic_si): Same
19924 (load_toc_v4_PIC_1): Same.
19925 (load_toc_v4_PIC_1b): Same.
19926 (call_indirect_aix{32,64}): Same.
19927 (call_value_indirect_aix{32,64}): Same.
19929 (call_value): Same.
19930 (call_local{32,64}): Same.
19931 (call_value_local{32,64}): Same.
19932 (call_indirect_nonlocal_aix{32,64}): Same.
19933 (call_nonlocal_aix{32,64}): Same.
19934 (call_value_indirect_nonlocal_aix{32,64}): Same.
19935 (call_value_nonlocal_aix{32,64}): Same.
19936 (call_indirect_nonlocal_sysv<mode>): Same.
19937 (call_nonlocal_sysv<mode>): Same.
19938 (call_value_indirect_nonlocal_sysv<mode>): Same.
19939 (call_value_nonlocal_sysv<mode>): Same.
19941 (sibcall_local{32,64}): Same.
19942 (sibcall_value_local{32,64}): Same.
19943 (sibcall_nonlocal_aix{32,64}): Same.
19944 (sibcall_value_nonlocal_aix{32,64}): Same.
19945 (sibcall_nonlocal_sysv<mode>): Same.
19946 (sibcall_value): Same.
19947 (sibcall_value_nonlocal_sysv<mode>): Same.
19949 2007-03-24 Paul Brook <paul@codesourcery.com>
19951 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19952 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19954 2007-03-24 Richard Henderson <rth@redhat.com>
19956 * config/ia64/constraints.md: New file.
19957 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19958 satisfies_constraint_?.
19959 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19960 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19961 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19962 ia64_output_mi_thunk): Likewise.
19963 (ia64_const_ok_for_letter_p): Remove.
19964 (ia64_const_double_ok_for_letter_p): Remove.
19965 (ia64_extra_constraint): Remove.
19966 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19967 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19968 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19969 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19970 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19971 EXTRA_MEMORY_CONSTRAINT): Remove.
19972 * config/ia64/ia64.md: Include constriants.md. Replace
19973 CONST_OK_FOR_? with satisfies_constraint_?.
19975 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19976 H.J. Lu <hongjiu.lu@intel.com>
19978 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19980 (name macros): Use DPD_BID_NAME to convert names properly.
19982 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19983 decimal floating point format.
19984 (init_floating_libfuncs): Change decimal functions so that they
19985 have a "bid_" prefix if the decimal system uses the BID format,
19986 and "dpd_" prefix if the decimal system uses the DPD format.
19987 (init_interclass_conv_libfuncs): Ditto.
19988 (init_intraclass_conv_libfuncs): Ditto.
19990 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19991 using the BID format.
19993 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19994 whether we are using the BID decimal format.
19995 * configure: Regenerate.
19997 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19998 the compiler has decimal floating point enabled. Define
19999 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20002 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20003 using the BID format.
20005 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20006 whether we are using the BID decimal format.
20007 * configure: Regenerate.
20009 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20010 the compiler has decimal floating point enabled. Define
20011 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20014 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20015 options, and that it is enabled for i386/x86_64 systems.
20017 * Makefile.in (enable_decimal_float): New.
20019 (DECNUMINC): Add -I$(DECNUMFMT).
20020 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20021 to $(DECNUMFMT) from $(DECNUM).
20023 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20024 Substitute enable_decimal_float.
20025 * configure: Regenerated.
20028 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20031 * configure.ac: Enable decimal float for x86_64-*-linux*.
20032 * configure: Regenerated.
20035 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20036 decimal128ClearSign to flip and clear the sign bit in decimal128.
20037 (decimal_real_maxval): Set decimal128SetSign to set the sign
20040 2007-03-23 Ian Lance Taylor <iant@google.com>
20042 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20044 2007-03-23 Ian Lance Taylor <iant@google.com>
20046 * tree-dump.c (dump_files): Correct comment.
20048 2007-03-23 Ian Lance Taylor <iant@google.com>
20050 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20052 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20054 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20055 in cfglayout mode. Don't go into and out of cfglayout mode.
20056 Link the blocks in the order of the constructed traces.
20057 (rest_of_handle_tracer): Adjust call to tracer.
20058 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20059 Don't go into cfglayout mode.
20060 (rtl_loop_done): Don't go out of cfglayout mode.
20061 * cfglayout.c (relink_block_chain): New function, split out from...
20062 (fixup_reorder_chain): ...here. Remove redundant checking.
20063 (cfg_layout_finalize): Don't clear the header, footer, and aux
20064 fields here, move the code to do so to relink_block_chain. Likewise
20065 for free_original_copy_tables.
20066 * rtl.h (tracer): Update prototype.
20067 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20068 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20069 mode. Use relink_block_chain to serialize the CFG according to the
20070 new basic block order. Move targetm.cannot_modify_jumps_p check from
20072 (gate_handle_reorder_blocks): ...to here.
20073 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20075 (gate_duplicate_computed_gotos): ...to here.
20076 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20077 something always changes when going into and out of cfglayout mode.
20078 Perform an expensive cfg cleanup while going into cfglayout mode.
20079 Always update liveness information on HAVE_conditional_execution
20080 targets. Reserialize the basic blocks and go out of cfglayout mode.
20081 * reg-stack.c: Include cfglayout.h.
20082 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20083 the call to reorder_basic_blocks.
20084 * basic-block.h (reorder_basic_blocks): Update prototype.
20085 (relink_block_chain): New prototype.
20086 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20088 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20090 * config/mips/mips.md (type, hazard, *movdi_32bit,
20091 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20092 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20093 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20094 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20095 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20097 (movcc): Change first xfer to multi.
20098 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20099 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20100 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20101 config/mips/generic.md: Change reservations using "xfer" to use
20103 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20104 using match_operand.
20105 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20106 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20108 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20110 2007-03-22 Richard Henderson <rth@redhat.com>
20112 * config/i386/i386.c: Remove unnecessary function declarations.
20113 Move targetm definition, and all related macros, to the end of
20114 the file. Resort some functions to put definitions before uses.
20115 (ix86_attribute_table): Make static. Move to end of file.
20116 (ix86_gimplify_va_arg): Make static.
20118 2007-03-22 Richard Henderson <rth@redhat.com>
20120 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20121 don't increase local_regparm with force_align_arg_pointer check.
20122 (ix86_function_sseregparm): Assert 32-bit.
20123 (type_has_variadic_args_p): New.
20124 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20125 type_has_variadic_args_p.
20126 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20127 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20128 use memset instead. Do maybe_vaarg check first; skip attribute
20129 tests if true; skip attribute tests for 64-bit.
20130 (construct_container): Remove TARGET_DEBUG_ARG.
20131 (function_arg_advance_32, function_arg_advance_64): Split out ...
20132 (function_arg_advance): ... from here.
20133 (function_arg_32, function_arg_64): Split out ...
20134 (function_arg): ... from here.
20135 (ix86_pass_by_reference): Tidy.
20136 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20137 (function_value_32): New, from parts of ix86_function_value
20138 and ix86_value_regno.
20139 (function_value_64): New, from parts of ix86_function_value
20140 and ix86_libcall_value.
20141 (ix86_function_value_1): New.
20142 (ix86_function_value, ix86_libcall_value): Use it.
20143 (return_in_memory_32, return_in_memory_64): Split out ...
20144 (ix86_return_in_memory): ... from here.
20145 (ix86_struct_value_rtx): Skip for 64-bit.
20146 (ix86_libcall_value, ix86_value_regno): Remove.
20147 (setup_incoming_varargs_64): Split out ...
20148 (ix86_setup_incoming_varargs): ... from here.
20149 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20150 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20151 * config/i386/i386-protos.h (ix86_function_value): Remove.
20152 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20154 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20157 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20158 infinities not supported, otherwise emit warning if -Woverflow. On
20159 underflow, emit warning if -Woverflow.
20160 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20162 * real.h (real_from_string): Update declaration
20164 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20165 Richard Henderson <rth@redhat.com>
20167 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20168 * calls.c (compute_argument_block_size, expand_call,
20169 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20170 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20171 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20172 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20173 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20174 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20175 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20176 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20179 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20181 * c-incpath.c (add_sysroot_to_chain): New.
20182 (merge_include_chains): Add sysroot argument. Call
20183 add_sysroot_to_chain if sysrooted.
20184 (register_include_chains): Update call to merge_include_chains.
20185 * doc/cppopts.texi: Document use of '=' in include directory
20188 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20190 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20191 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20192 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20193 insn pattern using X87MODEF12 mode macro.
20195 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20197 * regmove.c (regmove_optimize): Use reg_mentioned_p
20198 instead of reg_overlap_mentioned_p for DST.
20200 2007-03-21 Mike Stump <mrs@apple.com>
20202 * c.opt: Fixup for Objective-C/C++.
20204 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20206 * explow.c (convert_memory_address): Fold memory reference when
20207 POINTERS_EXTEND_UNSIGNED < 0
20209 2007-03-21 Richard Henderson <rth@redhat.com>
20212 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20213 * config/i386/mmintrin.h (__m64): Likewise.
20214 * config/i386/xmmintrin.h (__m128): Likewise.
20216 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20218 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20219 (VXWORKS_OS_CPP_BUILTINS): Define.
20220 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20221 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20223 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20225 * rtl.h (constant_pool_reference_p): Delete.
20226 (find_constant_src): Declare.
20227 * rtlanal.c (find_constant_src): New function.
20228 * simplify-rtx.c (constant_pool_reference_p): Delete.
20229 * config/i386/i386.md: Use find_constant_src instead of
20230 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20232 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20234 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20235 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20237 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20239 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20240 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20241 (arm_elf_asm_constructor): Use it.
20242 (arm_elf_asm_destructor): New function.
20244 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20246 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20248 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20250 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20252 2007-03-19 Andrew Haley <aph@redhat.com>
20254 PR tree-optimization/31264
20255 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20256 VIEW_CONVERT_EXPRs.
20258 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20260 PR rtl-optimization/30907
20261 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20262 (fwprop_init): Always call loop_optimizer_initialize.
20263 (fwprop_done): Always call loop_optimizer_finalize.
20264 (fwprop): We always have loop info now.
20265 (gate_fwprop_addr): Remove.
20266 (pass_fwprop_addr): Use gate_fwprop as gate.
20268 PR rtl-optimization/30841
20269 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20270 df_chain_alloc): Call df_reorganize_refs unconditionally.
20271 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20272 refs_organized to refs_organized_size.
20273 (df_ref_create_structure): Use refs_organized_size instead of
20274 bitmap_size if refs had been organized, and keep refs_organized_size
20276 * df.h (struct df_ref_info): Change refs_organized to
20277 refs_organized_size.
20278 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20281 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20283 * except.c (output_function_exception_table): Do not reference the
20284 EH personality routine for functions that do not require an
20287 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20290 * c-typeck.c (convert_for_assignment): Call comptypes for
20291 RECORD_TYPE or UNION_TYPE.
20293 PR inline-asm/30505
20294 * reload1.c (reload): Do invalid ASM checking after
20295 cleanup_subreg_operands.
20297 2007-03-19 Jeff Law <law@redhat.com>
20299 * tree-cfg.c (find_taken_edge): Tighten conditions for
20300 optimizing computed gotos.
20302 2007-03-19 Michael Matz <matz@suse.de>
20304 * builtins.c (expand_builtin_sync_operation,
20305 expand_builtin_compare_and_swap,
20306 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20309 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20310 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20313 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20315 * doc/tm.texi: Add brackets around the return type of
20316 TARGET_SECONDARY_RELOAD.
20318 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20319 Richard Guenther <rguenther@suse.de>
20321 PR tree-optimization/31254
20322 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20323 Use handled_component_p () where appropriate. Continue
20324 propagating into the rhs if we propagated into an INDIRECT_REF
20327 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20329 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20330 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20331 (xde, xdee): Mode attributes adjusted to support DFP modes.
20332 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20333 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20334 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20335 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20336 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20337 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20338 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20340 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20341 "movsf"): Insn definitions removed.
20342 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20343 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20344 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20346 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20347 "reload_in<mode>", "reload_out<mode>"): Expander added.
20348 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20351 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20353 * config/s390/s390.md: Only non-functional changes. Renamed
20354 FPR mode macro to BFP all over the file.
20356 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20358 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20359 (op_type attribute): RRF instruction type added.
20360 (fT0): New mode attribute.
20361 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20362 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20363 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20364 instruction no secondary memory is needed when moving DFmode values
20365 between GPRs and FPRs.
20367 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20369 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20370 inverted and documentation adjusted.
20371 ("mhard-dfp", "msoft-dfp"): New options.
20372 * config/s390/s390.c (s390_handle_arch_option): New architecture
20374 (override_options): Sanity checks for the new options added.
20375 * config.gcc: New architecture switch: z9-ec.
20376 * config/s390/s390.h (processor_flags): PF_DFP added.
20377 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20378 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20379 when the bit is NOT set so remove it from the defaults.
20381 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20383 * genemit.c (main): Print include statement for dfp.h.
20384 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20387 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20389 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20391 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20394 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20395 instead of PATTERN.
20397 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20399 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20400 attr_length_call, output_call, output_indirect_call): Cleanup
20401 formatting of targetm calls.
20403 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20405 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20407 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20409 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20410 reservation, bypass and anti-bypass descriptions for these
20411 instructions. Update move patterns.
20412 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20415 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20417 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20418 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20419 (get_initial_def_for_reduction): Likewise.
20421 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20423 Fix PR tree-optimization/29922
20424 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20425 (get_representative): Removed.
20426 (value_dies_in_block_x): Update for rvuse removal.
20427 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20428 (compute_antic_aux): Handle when PHI nodes appear in
20429 non-single-successors.
20430 (dump_bitmap_of_names): Removed.
20431 (compute_antic_safe): Renamed and removed rvuse calculation.
20432 Calculate only antic safe.
20433 (insert_into_preds_of_block): Remove assert.
20434 (execute_pre): Update for renamed functions.
20435 (defer_or_phi_translate_block): New function.
20437 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20439 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20440 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20442 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20443 Follow spelling conventions.
20445 * tree-data-ref.h: Remove the prototype for analyze_array.
20447 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20449 PR tree-optimization/31041
20450 * tree-vect-transform.c (get_initial_def_for_induction): Call
20451 force_gimple_operand.
20453 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20455 * ipa-type-escape.c (look_for_casts) : Revert code to use
20456 handled_component_p due to ada test a-numaux.adb.
20458 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20460 * final.c (final_scan_insn): Alter the condition of a
20461 conditional trap if we have nonstandard CC.
20463 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20465 * configure.ac: Remove excess quoting from asm line 0 test.
20466 * configure: Rebuilt.
20468 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20470 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20471 * c-common.c (convert_and_check): Move warning logic to...
20472 (warnings_for_convert_and_check): ...here. Define.
20473 * c-common.h (warnings_for_convert_and_check): Declare.
20475 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20477 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20478 (output_call): Likewise.
20480 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20482 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20484 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20486 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20488 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20491 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20493 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20495 PR tree-optimization/31183
20496 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20497 Use double_int instead of unsigned int for representing access_strides.
20498 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20500 2007-03-16 Richard Guenther <rguenther@suse.de>
20502 PR tree-optimization/31146
20503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20504 to allow recursion of forward_propagate_addr_expr.
20505 (forward_propagate_addr_into_variable_array_index): Likewise.
20506 (forward_propagate_addr_expr): Likewise.
20507 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20508 (forward_propagate_addr_expr_1): Recurse on simple copies
20509 instead of propagating into them. Do so for useless conversions
20511 (forward_propagate_addr_expr): Clean up unused statements after
20514 2007-03-16 Richard Guenther <rguenther@suse.de>
20516 * builtins.c (expand_builtin_cexpi): Use the right argument
20517 for the expansion via cexp.
20519 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20521 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20522 * configure: Rebuilt.
20524 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20527 * dwarf2out.c (force_type_die): Adjust comment.
20528 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20530 2007-03-15 DJ Delorie <dj@redhat.com>
20532 * config/frv/predicates.md (minmax_operator): Don't check operands
20535 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20537 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20538 Update constant estimates of number of iterations.
20539 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20540 argument renamed to "realistic".
20541 (compute_estimated_nb_iterations): Removed.
20542 (record_niter_bound): New function.
20543 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20544 call record_nonwrapping_iv with upper = false.
20545 (infer_loop_bounds_from_signedness): Pass upper argument to
20546 record_nonwrapping_iv.
20547 (estimate_numbers_of_iterations_loop): Do not call
20548 compute_estimated_nb_iterations. Record estimate based on profile
20549 information. Initialize the constant estimates of number of
20551 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20553 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20554 number of iterations is too small.
20555 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20556 (EST_NOT_AVAILABLE): Removed.
20557 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20558 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20561 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20563 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20564 Handle NE_EXPR guards.
20566 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20569 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20570 Set also -pedantic-errors by default for the preprocessor unless
20571 -fpermissive is given.
20573 2007-03-15 Richard Guenther <rguenther@suse.de>
20575 PR middle-end/29719
20576 PR middle-end/31161
20577 * builtins.c (expand_builtin_cexpi): As a fallback if we
20578 don't have builtins for sincos or cexp create a function
20579 declaration for cexp and expand to a call to that.
20580 (expand_builtin_int_roundingfn): Always fall
20581 back to floor/ceil and its variants even if they may be
20584 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20586 PR middle-end/31159
20587 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20588 jump tables, move the call to delete_dead_jumptables from here...
20589 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20590 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20591 don't allow merging of blocks that try_redirect_by_replacing_jump
20592 also does not handle when not optimizing.
20594 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20595 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20597 * config/i386/i386.md (x86_sahf_1): Correctly handle
20600 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20603 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20604 x86_64_general_operand as operand[2] predicate. Remove "iF"
20605 from operand constraints and use "e" constraint instead.
20606 (*subti3_1, *subti3_1 splitter): Ditto.
20607 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20608 operand[1] predicate.
20610 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20612 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20613 arrays, multiply the access strides by the size of the sub-array.
20614 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20616 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20618 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20619 the configured assembler supports the sahf mnemonic.
20620 * configure: Regenerate.
20621 * config.in: Regenerate.
20623 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20624 emit "sahf" or ".byte\t0x9e" as asm template.
20626 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20629 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20630 option to replace hard coded TARGET_xxx in md file.
20631 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20632 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20633 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20634 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20635 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20636 (X86_TUNE_NOT_VECTORMODE): Ditto.
20637 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20638 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20639 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20640 (TUNE_SLOW_IMUL_IMM8): Ditto.
20641 (TUNE_MOVE_M1_VIA_OR): Ditto.
20642 (TUNE_NOT_UNPAIRABLE): Ditto.
20643 (TUNE_NOT_VECTORMODE): Ditto.
20645 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20648 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20649 tuning options instead of hard coded TARGET_xxx.
20650 (fix ssemode peephole2's): Ditto.
20651 (imul peephole2's): Ditto.
20653 (movdi_or_rex64): Ditto.
20654 (move peephole2): Ditto.
20655 (not peephole2's): Ditto.
20657 2007-03-14 Dirk Mueller <dmueller@suse.de>
20659 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20660 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20661 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20663 * c-parser.c (c_parser_do_statement): Warn about empty body in
20664 do/while statement.
20665 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20666 * doc/invoke.texi (-Wempty-body): Update documentation.
20668 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20671 * c-common.h (warn_for_div_by_zero): Declare.
20672 * c-common.c (warn_for_div_by_zero): Define.
20673 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20676 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20678 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20679 to PREFIX and STANDARD_PREFIX.
20681 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20682 Phil Edwards <phil@codesourcery.com>
20684 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20685 (__gthread_once_t): Remove busy field for RTPs.
20686 (__GTHREAD_ONCE_INIT): Update accordingly.
20688 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20690 * doc/invoke.texi: Document VxWorks options.
20692 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20694 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20696 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20698 PR tree-optimization/30590
20699 * tree-nrv.c (tree_nrv): Check for the partial update of the
20702 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20704 * flags.h (flag_random_seed): Remove declaration, in favor of...
20705 * toplev.h (get_random_seed, set_random_seed): ... these.
20706 * tree.c (get_file_function_name): Use the former.
20707 * opts.c (common_handle_option): Use the latter.
20710 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20712 PR middle-end/31127
20713 * cse.c (cse_find_path): Do not bail out if a basic block that
20714 we already visited now becomes part of a path that starts at a
20715 different basic block. Just disallow this, to make sure we
20716 visit each basic block at most once.
20718 2007-03-13 Jan Hubicka <jh@suse.cz>
20720 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20721 attributes, when profile esitmate is present, calls with very low
20722 frequency are cold.
20724 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20726 PR tree-optimization/30730
20727 PR tree-optimization/26900
20728 * tree-ssa-loop-niter.c: Include gmp.h.
20729 (bounds): New type.
20730 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20731 split_to_var_and_offset, determine_value_range,
20732 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20733 bound_difference, bounds_add, bounds_negate,
20734 number_of_iterations_ne_max, dump_affine_iv): New functions.
20735 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20736 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20737 difference of initial and final value of control iv to validate
20739 (number_of_iterations_cond): Add loop parameter. Determine bounds
20740 on the difference of the extremes of the control iv. Add dumps.
20741 (expand_simple_operations): Handle phi nodes.
20742 (simplify_using_initial_conditions): Do not record used conditions.
20743 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20744 Do not set additional_info.
20745 (implies_nonnegative_p, implies_ge_p): Removed.
20746 (derive_constant_upper_bound): Do not use parameter `additional'.
20747 (record_estimate): Parameter `additional' removed. Parameter
20748 `i_bound' added. Do not call derive_constant_upper_bound.
20749 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20750 bound the number of iterations estimate.
20751 (estimate_numbers_of_iterations_loop): Pass the estimate from
20752 the number of iterations analysis to record_estimate.
20753 * tree.h (multiple_of_p): Declare.
20754 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20755 (scev_const_prop): Do not check expression_expensive_p.
20756 * fold-const.c (multiple_of_p): Exported.
20757 * double-int.c (double_int_mask): Exported.
20758 * double-int.h (double_int_mask): Declare.
20759 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20760 field. Added max field.
20762 2007-03-13 David Taylor <taylor@candd.org>
20765 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20768 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20771 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20772 two unamed patterns.
20774 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20776 * config/i386/i386.opt (mcx16, msahf): New options.
20777 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20778 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20780 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20781 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20782 Output -mcx16 and -msahf options when corresponding bit is set.
20784 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20785 and -msahf options.
20787 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20789 * configure.ac: Test for assembler tolerance to # 0 "".
20790 * configure, config.in: Rebuilt.
20791 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20793 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20795 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20797 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20798 (handle_syscall): Handle direct system calls.
20799 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20801 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20803 * doc/invoke.texi: Fix cpp.info cross-reference.
20804 * doc/passes.texi: Fix gcc.info cross-reference.
20806 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20808 PR tree-optimization/30835
20809 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20810 bb_for_stmt is not NULL before accessing it.
20812 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20814 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20817 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20820 * doc/install.texi: Document --enable-stage1-languages
20822 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20824 * tree-pass.h (pass_into_cfg_layout_mode,
20825 pass_outof_cfg_layout_mode): Declare.
20826 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20827 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20828 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20829 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20831 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20833 * c-decl.c (warn_variable_length_array): New function.
20834 Refactored from grokdeclarator to handle warn_vla
20835 and handle unnamed array case.
20836 (grokdeclarator): Refactored VLA warning case.
20837 * c.opt (Wvla): New flag.
20838 * doc/invoke.texi (Wvla): New warning.
20840 2007-03-12 Richard Henderson <rth@redhat.com>
20842 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20843 (TARGET_SECTION_TYPE_FLAGS): New.
20845 2007-03-12 Richard Henderson <rth@redhat.com>
20847 * config/darwin.c (machopic_reloc_rw_mask): New.
20848 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20849 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20851 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20853 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20854 * cppdefault.h (cpp_PREFIX): Document.
20855 (cpp_PREFIX_len): Likewise.
20856 (cpp_EXEC_PREFIX): New variable.
20857 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20858 * c-incpath.c (add_standard_paths): Correct logic for relocating
20859 paths within prefix.
20861 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20863 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20864 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20866 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20867 fix_truncdfdi_sse using SSEMODEF mode macro.
20868 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20869 fix_truncdfsi_sse using SSEMODEF mode macro.
20870 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20871 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20873 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20875 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20876 elfos.h to tm_file.
20878 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20880 * tree.h : Add multiple_of_p declaration.
20881 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20882 * ipa-type-escape.c (results_of_malloc): Redundant.
20883 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20884 (cast_type): Extended with new members.
20885 (check_cast): Returns cast_type.
20886 (cast): New structure for data of walk_use_def_chains.
20887 (is_malloc_result, is_cast_from_non_pointer_1,
20888 is_cast_from_non_pointer,
20889 is_array_access_through_pointer_and_index): New functions.
20890 (look_for_casts): Returns cast types.
20891 (check_call): Returns void.
20892 (okay_pointer_operation): Use support of pointer plus index,
20893 pointer plus constant and allow all multiplications.
20895 2007-03-11 Richard Guenther <rguenther@suse.de>
20897 PR tree-optimization/31115
20898 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20899 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20900 A shift count of zero is not special as with *_DIV_EXPR.
20901 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20904 2007-03-11 Ian Lance Taylor <iant@google.com>
20906 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20907 the *_DIV_EXPR codes correctly with overflow infinities.
20909 2007-03-11 Ira Rosen <irar@il.ibm.com>
20911 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20912 indicate success/failure of the analysis. Add negation to subtrahend
20913 in case of subtraction. Fail if both operands contain constants.
20914 (create_data_ref): Fail if analyze_offset fails.
20916 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/i386.md (frndintxf2): Rename to ...
20919 (rintxf2): ... this. Remove expander having same name.
20920 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20921 (roundsf2, rounddf2): Ditto.
20922 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20923 (lround<mode>di2, lround<mode>si2): Ditto.
20925 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20927 * lower-subreg.c: Include except.h.
20928 (decompose_multiword_subregs): Verify that the only control flow
20929 insns we can split are loads to multi-words pseudos.
20930 Handle breaking such blocks after splitting, instead of calling
20931 find_many_sub_basic_blocks.
20933 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20934 on the new basic block. Add a lengthy comment explaining why we
20935 thought this was necessary.
20936 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20938 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20941 * tree.c (walk_type_fields): Recurse into the element type of
20942 ARRAY_TYPEs if there is a pointer set.
20944 2007-03-10 Dirk Mueller <dmueller@suse.de>
20946 * c-common.c (warn_logical_operator): Fix condition.
20948 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20950 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20952 * config/darwin.c (machopic_select_section): Remove superfluous
20953 argument in call to categorize_decl_for_section. Remove unused
20956 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20958 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20960 * configure: Regenerate.
20962 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20965 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20966 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20967 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20968 Add LABEL_NUSES to emitted label.
20969 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20970 branch probability value to emitted jump insn.
20971 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20972 Do not check life information and do not re-arrange input operands
20973 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20975 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20977 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20978 the change of decode_asm_operands.
20980 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20982 * mode-switching.c (create_pre_exit): Skip blockage insn.
20984 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20986 * tree-pass.h (TODO_update_smt_usage): Remove.
20988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20992 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20994 * pa.c (attr_length_call): Revise condition for long
20995 pc-relative branch.
20996 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20997 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20998 sequence on SOM target.
21000 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21002 * gcc.c: Document %{, in big comment at top.
21003 (input_suffix_matches): Remove special handling for .s and
21005 (input_spec_matches): New.
21006 (handle_braces): Handle %{,.
21007 (validate_switches): ',' indicates a value which is not a switch.
21008 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21009 to detect assembler input.
21010 * config/i386/sol2.h (CPP_SPEC): Likewise.
21011 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21012 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21013 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21014 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21015 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21016 -m64 causes deployment target to default to 10.5.
21017 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21019 2007-03-09 Richard Henderson <rth@redhat.com>
21022 * target.h (targetm.asm.out.reloc_rw_mask): New.
21023 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21024 (TARGET_ASM_OUT): Use it.
21025 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21026 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21027 use the new reloc_rw_mask target hook instead.
21028 (default_section_type_flags_1): Merge into...
21029 (default_section_type_flags): ... here.
21030 (decl_readonly_section_1): Merge into...
21031 (decl_readonly_section): ... here.
21032 (default_elf_select_section_1): Merge into...
21033 (default_elf_select_section): ... here.
21034 (default_unique_section_1): Merge into...
21035 (default_unique_section): ... here.
21036 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21037 (default_select_rtx_section): Use it.
21038 (default_elf_select_rtx_section): Likewise.
21039 * output.h: Update to match.
21040 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21041 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21042 (TARGET_ASM_RELOC_RW_MASK): New.
21043 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21044 to categorize_decl_for_section.
21045 (x86_64_elf_unique_section): Likewise.
21046 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21047 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21048 (TARGET_ASM_RELOC_RW_MASK): New.
21049 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21050 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21051 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21052 (TARGET_RWRELOC): Remove.
21053 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21054 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21055 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21056 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21057 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21058 (rs6000_xcoff_select_section): Use decl_readonly_section.
21059 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21060 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21061 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21062 (TARGET_SECTION_TYPE_FLAGS): Remove.
21063 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21065 2007-03-09 Roger Sayle <roger@eyesopen.com>
21067 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21068 complex constant equality/inequality comparisons for here.
21069 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21070 known at compile-time or can be simplified to a scalar comparison.
21071 (fold_relational_const): Move compile-time evaluation of complex
21072 constant equality/inequality comparisons to here.
21074 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21076 PR rtl-optimization/30643
21077 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21079 (fold_rtx): Recurse, like before 2006-11-03.
21081 2007-03-09 DJ Delorie <dj@redhat.com>
21083 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21086 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21088 PR tree-optimization/30375
21089 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21090 LHS of statements is not the same.
21091 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21093 2007-03-09 Chao-ying Fu <fu@mips.com>
21095 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21097 * doc/invoke.texi (-mdspr2): Document new option.
21098 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21099 New unspec for DSP REV 2.
21100 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21101 these instructions are extended in DSP REV 2.
21102 (mips-dspr2.md): Include.
21103 * config/mips/mips.opt (mdspr2): New option.
21104 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21105 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21106 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21107 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21108 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21109 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21110 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21112 (bdesc_map): Add one field of unsupported_target_flags.
21113 (bdesc_arrays): Update entries to have extra fields. Add
21115 (mips_init_builtins): Initialize new function types.
21116 Check unsupported_target_fileds to filter out builtins.
21117 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21119 (ASM_SPEC): Pass mdspr2 to the assembler.
21120 * config/mips/mips-dspr2.md: New file.
21122 2007-03-09 Sa Liu <saliu@de.ibm.com>
21124 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21126 2007-03-09 Ian Lance Taylor <iant@google.com>
21128 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21129 argument) like -Wstrict-overflow=2.
21130 * doc/invoke.texi (Warning Options): Update documentation.
21132 2007-03-09 Dirk Mueller <dmueller@suse.de>
21135 * doc/invoke.texi (-Wlogical-op): Document.
21136 * common.opt (-Wlogical-op): New.
21137 * c-common.h (warn_logical_operator): Declare.
21138 * c-common.c (warn_logical_operator): Define.
21139 * c-typeck.c (parser_build_binary_op): Call
21140 warn_logical_operator.
21142 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21144 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21145 * final.c (final_scan_insn): Test for non-"" file name.
21147 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21149 * doc/loop.texi: Document the Omega linear constraints solver.
21150 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21151 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21152 omega-hash-table-size, omega-max-keys, and
21153 omega-eliminate-redundant-constraints.
21154 * tree-pass.h (pass_check_data_deps): Declared.
21157 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21158 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21159 pass_check_data_deps): New.
21160 * tree-data-ref.c (init_data_ref): Remove declaration.
21161 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21162 (analyze_array): Renamed init_array_ref, move up initializations.
21163 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21164 Removed arguments that are set to NULL.
21165 (analyze_indirect_ref): Correct indentation, correct call to
21167 (object_analysis): Call init_array_ref instead of analyze_array.
21168 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21169 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21170 of DR_ACCESS_FNS_ADDR.
21171 (init_omega_eq_with_af, omega_extract_distance_vectors,
21172 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21173 ddr_consistent_p): New.
21174 (compute_affine_dependence): Check consistency of ddrs when
21175 flag_check_data_deps is passed.
21176 (analyze_all_data_dependences): Uncomment.
21177 (tree_check_data_deps): New.
21178 * tree-data-ref.h: Include omega.h.
21179 (DR_ACCESS_FNS_ADDR): Removed.
21180 (data_dependence_relation): Add inner_loop.
21181 (DDR_INNER_LOOP): New.
21182 * common.opt (fcheck-data-deps): New.
21183 * tree-flow.h (tree_check_data_deps): Declare.
21184 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21185 (OBJS-common): Depend on omega.o.
21187 * passes.c (pass_check_data_deps): Scheduled.
21188 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21189 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21190 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21191 PARAM_VECT_MAX_VERSION_CHECKS,
21192 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21194 2007-03-09 Richard Guenther <rguenther@suse.de>
21196 PR tree-optimization/30904
21197 PR middle-end/31058
21198 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21199 the same way as *_DIV_EXPR.
21201 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21203 * recog.c (decode_asm_operands): No mixed declarations and code.
21205 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21207 * rtl.def (ASM_INPUT): Add location.
21208 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21209 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21210 (decode_asm_operands): Add loc operand.
21211 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21212 * stmt.c (expand_asm): Rename to...
21213 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21214 gen_rtx_ASM_INPUT_loc.
21215 (expand_asm_expr): Adjust.
21216 * recog.c (decode_asm_operands): Add loc operand.
21217 (check_asm_operands, extract_insn): Adjust.
21218 * reload1.c (maybe_fix_stack_asms): Likewise.
21219 * final.c (asm_insn_count): Likewise.
21220 (final_scan_insn): Output # line before and after asm.
21222 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21224 * tree-ssa-structalias.c (variable_info): Remove
21226 (new_var_info): Ditto.
21227 (shared_bitmap_info_t): New structure.
21228 (shared_bitmap_table): New variable.
21229 (shared_bitmap_hash): New function.
21230 (shared_bitmap_eq): Ditto
21231 (shared_bitmap_lookup): Ditto.
21232 (shared_bitmap_add): Ditto.
21233 (merge_smts_into): Change to take bitmap directly.
21234 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21235 (init_alias_vars): Init shared bitmap hashtable.
21236 (delete_points_to_sets): Delete shared bitmap hashtable.
21237 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21238 is_aliased removal as a change that was still necessary was
21241 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21243 * config/i386/i386.h (override_options): Conditionally disable
21244 x86_sahf for 64bit targets only.
21246 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21249 * c-decl.c (merge_decls): Don't call make_var_volatile.
21250 * varasm.c (make_var_volatile): Remove.
21251 * output.h (make_var_volatile): Remove.
21253 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21255 PR tree-optimization/31085
21256 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21258 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21260 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21261 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21262 ATTR_CONST_NOTHROW_LIST.
21264 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21267 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21269 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21271 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21274 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21276 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21277 passed, use shared libgcc.
21279 2007-03-08 Roger Sayle <roger@eyesopen.com>
21281 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21282 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21283 (honor_protect_cleanup_actions, lower_try_finally_switch):
21285 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21286 ifc_temp_var): Likewise.
21287 * tree-inline.c (setup_one_parameter): Likewise.
21288 * tree-mudflap.c (mf_decl_cache_locals,
21289 mf_build_check_statement_for): Likewise.
21290 * tree-nested.c (init_tmp_var, save_tmp_var,
21291 finalize_nesting_tree_1): Likewise.
21292 * tree-outof-ssa.c (insert_copy_on_edge,
21293 insert_backedge_copies): Likewise.
21294 * tree-profile.c (tree_gen_edge_profiler,
21295 tree_gen_ic_profiler): Likewise.
21296 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21297 * tree-sra.c (sra_build_assignment): Likewise.
21298 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21299 * tree-ssa-math-opts.c (insert_reciprocals,
21300 execute_cse_sincos_1): Likewise.
21301 * tree-tailcall.c (adjust_accumulator_values,
21302 adjust_return_value): Likewise.
21303 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21304 * tree-vect-transform.c (vect_create_data_ref_ptr,
21305 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21306 vect_create_epilog_for_reduction, vectorizable_reduction,
21307 vectorizable_call, vectorizable_conversion,
21308 vectorizable_assignment, vectorizable_operation,
21309 vectorizable_type_demotion, vect_gen_widened_results_half,
21310 vect_permute_store_chain, vectorizable_store,
21311 vect_setup_realignment, vect_permute_load_chain,
21312 vectorizable_load, vectorizable_condition,
21313 vect_create_cond_for_align_checks): Likewise.
21314 * tree-vrp.c (build_assert_expr_for): Likewise.
21316 2007-03-08 Ian Lance Taylor <iant@google.com>
21318 * tree-vrp.c: Include "intl.h".
21319 (usable_range_p): New static function.
21320 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21321 overflowed values, juts set *strict_overflow_p.
21322 (compare_values): Only return -2 if one of the operands is not a
21324 (compare_ranges): Call usable_range_p.
21325 (compare_range_with_value): Likewise.
21326 (vrp_evaluate_conditional_warnv): Rename from
21327 vrp_evaluate_conditional. Make static. Change all callers.
21328 (vrp_evaluate_conditional): New function.
21329 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21330 on signed overflow.
21331 (simplify_abs_using_ranges): Likewise.
21332 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21333 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21334 within_stmt parameter.
21335 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21336 vrp_evaluate_conditional.
21337 * tree-ssa-threadedge.c
21338 (record_temporary_equivalences_from_stmts_at_dest): Change
21339 simplify parameter to take a second tree parameter.
21340 (simplify_control_stmt_condition): Likewise.
21341 (thread_across_edge): Likewise.
21342 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21343 (thread_across_edge): Likewise.
21344 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21346 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21348 * config/i386/i386.h (TARGET_SAHF): New define.
21349 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21350 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21351 (x86_sahf): New global variable.
21352 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21353 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21354 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21355 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21357 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21358 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21359 when expanding fcomi/sahf based tests.
21360 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21361 expanding sahf based alternative. Emit sahf based sequence when
21362 optimizing for code size.
21363 * config/i386/i386.md (x86_sahf_1): Do not disable for
21364 TARGET_64BIT, enable for TARGET_SAHF.
21366 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21368 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21369 spurious whitespace from error message.
21371 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21374 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21376 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21378 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21380 * tree-sra.c (instantiate_element): Propagate disabled warnings
21381 from the element itself to the created variable.
21383 2007-03-07 Richard Henderson <rth@redhat.com>
21386 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21387 silently fix up the stack in the case of a missing register.
21389 2007-03-07 Paul Brook <paul@codesourcery.com>
21391 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21393 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21395 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21397 (phase1_vrs): Use them.
21398 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21399 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21400 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21401 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21402 __gnu_Unwind_Restore_WMMXC if required.
21403 (_Unwind_VRS_Pop): Implement iWMMXt support.
21404 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21405 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21406 gnu_Unwind_Save_WMMXC): Define.
21408 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21410 * config/vxworks.h (vxworks_override_options): Declare.
21411 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21412 * config/vxworks.c: Include target.h and toplev.h.
21413 (vxworks_override_options): New function.
21414 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21416 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21418 * config/s390/s390.c (override_options): Don't emit an error when
21419 -mstack-size is used without providing -mstack-guard.
21420 (s390_emit_prologue): Choose stack_guard value automatically if not
21421 provided via command line.
21422 * doc/invoke.texi: Adjust description of -mstack-guard and
21425 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21427 * config/i386/i386.c (output_set_got): Add a GOT initialization
21428 sequence for VxWorks PIC.
21429 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21430 around labels as well as symbols. Use gotoff_operand instead
21431 of local_symbolic_operand.
21432 (legitimize_pic_address): Use gotoff_operand instead of
21433 local_symbolic_operand. Use @GOT accesses for labels as
21435 (ix86_output_addr_diff_elt): Use PC-relative rather than
21436 GP-relative offsets for VxWorks PIC.
21437 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21438 no_new_pseudos. Check whether the returned register is op0.
21439 * config/i386/i386.md (tablejump): Use PC-relative rather than
21440 GP-relative offsets for VxWorks PIC.
21441 * config/i386/predicates.md (gotoff_operand): New predicate.
21443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21445 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21447 * config/vxworks-dummy.h: New file.
21448 * config/i386/i386.h: Include it.
21450 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21452 * dwarf2out.c (is_inlined_entry_point): New
21453 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21454 DW_AT_ranges if the first subblock is the entry point.
21456 2007-03-06 David Daney <ddaney@avtrex.com>
21458 * doc/install.texi (mips-*-*): Change recommended binutils
21461 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21463 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21464 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21466 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21467 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21469 2007-03-06 Jan Hubicka <jh@suse.cz>
21471 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21472 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21474 (probably_cold_bb_p): Cold functions are cold.
21475 (probably_never_executed_bb_p): Cold functions are cold.
21476 (tree_bb_level_predictions): Predict calls to cold functions as not
21478 (compute_function_frequency): Check hot/cold attributes.
21479 * function.h (function_frequency): Update comments.
21480 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21481 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21482 (c_common_att): Add cold and hot.
21484 * doc/extend.texi (hot,cold attributes): Document.
21486 2007-03-06 Andrew Haley <aph@redhat.com>
21488 * function.c (expand_function_end): Move blockage to just after we
21489 emit the label for the naked return from the function.
21491 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21493 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21496 2007-03-06 Jan Hubicka <jh@suse.cz>
21498 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21499 loaded for constant large models. Non-large 64bit PIC can do.
21500 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21501 * cmodel.h: Add LARGE PIC.
21502 * i386.md (UNSPEC_PLTOFF): New.
21503 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21505 (*call_1_rex64): Disable for large models.
21506 (*call_1_rex64_large): New.
21507 (*call_value_1_rex64): Disable for large models.
21508 (*call_value_1_rex64_large): New.
21509 (set_rip_rex4): New.
21510 (set_got_offset_rex64): New.
21511 * predicates.md (constant_call_address_operand): For large model
21512 constant calls are not possible.
21513 * i386-protos.h (construct_plt_address): Declare.
21514 * i386.c (override_options): Accept large models.
21515 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21516 (legitimate_constant_p): Add new UNSPECs.
21517 (legitimate_pic_operand_p): Likewise.
21518 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21519 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21521 (output_pic_addr_const): Add PLTOFF.
21522 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21523 (ix86_expand_move): Legitimize pic address when in PIC mode.
21524 (construct_plt_address): New function.
21525 (ix86_expand_call): Offload the address to register and use GOT
21526 pointer for large model.
21527 * invoke.texi (mcmodel=large): Update documentation.
21529 2007-03-06 Richard Henderson <rth@redhat.com>
21531 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21532 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21533 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21534 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21535 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21536 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21537 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21538 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21539 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21540 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21541 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21542 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21543 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21544 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21545 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21546 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21547 x86_schedule, x86_use_bt, x86_pad_returns,
21548 x86_use_xchgb): Merge into ...
21549 (ix86_tune_features): ... here. New array.
21550 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21551 x86_bswap): Merge into ...
21552 (ix86_arch_features): ... here. New array.
21553 (x86_3dnow_a): Remove.
21554 (x86_accumulate_outgoing_args): Make static.
21555 (x86_arch_always_fancy_math_387): Make static.
21556 (ix86_tune_mask, ix86_arch_mask): Move ...
21557 (override_options): ... to local variables here. Apply the
21558 appropriate mask to each element of ix86_arch_features and
21559 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21560 as were done in the old macros.
21561 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21562 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21563 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21564 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21565 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21566 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21567 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21568 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21569 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21570 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21571 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21572 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21573 x86_accumulate_outgoing_args, x86_prologue_using_move,
21574 x86_epilogue_using_move, x86_decompose_lea,
21575 x86_arch_always_fancy_math_387, x86_shift1,
21576 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21577 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21578 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21579 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21580 x86_use_incdec, x86_pad_returns, x86_bswap,
21581 x86_partial_flag_reg_stall): Remove.
21582 (enum ix86_tune_indices): New.
21583 (ix86_tune_features): New.
21584 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21585 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21586 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21587 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21588 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21589 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21590 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21591 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21592 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21593 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21594 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21595 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21596 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21597 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21598 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21599 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21600 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21601 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21602 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21603 TARGET_EXT_80387_CONSTANTS): Use it.
21604 (enum ix86_arch_indices): New.
21605 (ix86_arch_features): New.
21606 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21607 TARGET_BSWAP): Use it.
21608 (ix86_tune_mask, ix86_arch_mask): Remove.
21610 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21613 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21614 Define using $${sysroot_headers_suffix}.
21615 * configure: Regenerate.
21616 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21617 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21619 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21620 * gcc.c (print_sysroot_headers_suffix): New.
21621 (option_map): Include --print-sysroot-headers-suffix.
21622 (display_help): Mention -print-sysroot-headers-suffix.
21623 (process_command): Handle -print-sysroot-headers-suffix.
21624 (do_spec_1): Append multilib directory to include-fixed path if
21625 sysroot suffixes in use.
21626 (main): Handle -print-sysroot-headers-suffix.
21627 * Makefile.in (start.encap): Don't depend on xlimits.h
21628 (xlimits.h): Remove.
21629 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21630 limits.h for each multilib in fixinc_list.
21631 (fixinc_list, s-fixinc_list): New.
21632 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21633 generate them for each multilib in fixinc_list.
21634 (stmp-fixproto): Use include-fixed. Run fixproto for each
21635 multilib in fixinc_list.
21636 (mostlyclean): Don't remove xlimits.h.
21637 (clean): Remove include-fixed.
21638 (real-install-headers-tar, real-install-headers-cpio,
21639 real-install-headers-cp): Don't copy include, only include-fixed.
21640 (install-mkheaders): Depend on fixinc_list. Don't depend on
21641 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21642 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21643 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21645 2007-03-06 Jan Hubicka <jh@suse.cz>
21647 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21650 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21652 * configure.ac: Allow tm_file to contain build-directory files.
21653 * configure: Regenerate.
21654 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21655 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21656 * config/m68k/print-sysroot-suffix.sh: New file.
21658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21660 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21661 of pic_offset_table_rtx if reload_completed.
21662 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21663 PIC_OFFSET_TABLE_REGNUM.
21664 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21666 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21667 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21669 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21671 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21672 functions that call eh_return.
21674 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21676 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21677 functions that need a constant pool.
21679 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21682 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21683 (m68k_preferred_reload_class): Likewise.
21684 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21685 (SECONDARY_RELOAD_CLASS): Define.
21686 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21687 (LIMIT_RELOAD_CLASS): Delete.
21688 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21689 registers from storing bytes.
21690 (m68k_secondary_reload_class): New function.
21691 (m68k_preferred_reload_class): Likewise.
21693 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21695 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21697 (m68k_expand_prologue): Likewise.
21699 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21701 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21702 (mips_expand_epilogue): Add a bool parameter.
21703 (m68k_legitimize_sibcall_address): Declare.
21704 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21705 (m68k_expand_epilogue): Add a parameter to select between sibling
21706 and normal epilogues. Only generate a return for the latter.
21707 (m68k_ok_for_sibcall_p): New function.
21708 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21709 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21710 (sibcall_value, *sibcall_value): Likewise.
21711 (*call, *call_value): Require !SIBLING_CALL_P.
21712 (epilogue): Update call to m68k_expand_epilogue.
21713 (sibcall_epilogue): New pattern.
21714 * config/m68k/predicates.md (const_call_operand): Say that this
21715 predicate applies to sibling calls too.
21716 (sibcall_operand): New predicate.
21718 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21720 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21721 alternatives as movsi_cf.
21722 (movsf_cf_hard): Add commentary.
21724 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21725 Richard Sandiford <richard@codesourcery.com>
21727 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21728 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21729 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21730 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21731 as being live on exit from an interrupt function.
21732 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21733 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21734 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21735 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21736 (m68k_interrupt_function_p): Globalize.
21737 (m68k_compute_frame_layout): Remove reverse mask code.
21738 (m68k_emit_movem, m68k_set_frame_related): New functions.
21739 (m68k_output_function_prologue): Delete in favor of...
21740 (m68k_expand_prologue): ...this new function.
21741 (m68k_output_function_epilogue): Delete in favor of...
21742 (m68k_expand_epilogue): ...this new function.
21743 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21745 (print_operand): Handle %?.
21746 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21747 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21748 (prologue, epilogue): New patterns.
21749 (return): Turn into a define_expand.
21750 (*return): New pattern, derived from old "return" pattern. Use rte
21751 rather than rts for interrupt functions. Only use rtd if the pop
21753 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21754 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21755 (link, *link, unlink, *unlink, load_got): Likewise.
21757 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21761 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21762 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21763 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21764 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21765 and m68k_matches_u_p.
21766 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21767 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21768 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21769 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21770 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21771 (REG_STRICT_P): New macro.
21772 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21773 PCREL_GENERAL_OPERAND_OK.
21774 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21775 m68k_legitimate_base_reg_p.
21776 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21777 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21778 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21779 * config/m68k/m68k.c (m68k_address): New structure.
21780 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21781 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21782 (m68k_jump_table_ref_p, m68k_decompose_address)
21783 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21784 (m68k_matches_u_p): New functions.
21785 (print_operand_address): Rewrite to use m68k_decompose_index.
21787 2007-03-05 David Taylor <dtaylor@emc.com>
21789 * gcc.c: Correct copyright date in --version output.
21791 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21793 * pa.md: In unamed move patterns, disparge copies between general
21794 and floating point registers using '?' modifier. Don't include 'f'
21795 constraint for register preferences in DImode, SImode, HImode and
21796 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21797 Remove constraints for copies between general and floating registers
21798 in soft-float DFmode pattern.
21799 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21803 2007-03-05 Mike Stump <mrs@apple.com>
21805 * c-common.c (targetcm): Add.
21806 * c-opts.c (c_common_handle_option): Handle language specific
21808 * opts.c (handle_option): Verify language for target options, if
21810 * opth-gen.awk: Add CL_LANG_ALL.
21811 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21812 (TARGETCM_INITIALIZER): Add.
21813 * target.h (struct gcc_targetcm): Add.
21815 * targhooks.c (default_handle_c_option): Add.
21816 * targhooks.h (default_handle_c_option): Add.
21817 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21819 * config/darwin.opt (iframework): Add.
21820 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21821 * config/darwin-c.c (handle_c_option): Add.
21822 (TARGET_HANDLE_C_OPTION): Add.
21824 * doc/invoke.texi (Darwin Options): Add -iframework.
21826 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21828 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21831 2007-03-05 Ian Lance Taylor <iant@google.com>
21833 * c.opt (fgnu89-inline): New option.
21834 * c-opts.c (c_common_post_options): Set default value for
21836 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21837 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21839 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21840 (grokdeclarator, start_function): Likewise.
21841 * c-cppbuiltin.c (c_cpp_builtins): Define either
21842 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21843 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21844 (C Dialect Options): Document -fgnu89-inline.
21845 * doc/extend.texi (Function Attributes): Explain what the
21846 gnu_inline attribute does.
21847 * doc/cpp.texi (Common Predefined Macros): Document
21848 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21850 2007-03-05 Ian Lance Taylor <iant@google.com>
21852 PR tree-optimization/31034
21853 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21854 half-range if the other side is an overflow infinity.
21856 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21858 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21859 (bfin*-linux-uclibc*): New configuration.
21860 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21862 * config/bfin/linux.h: New file.
21863 * config/bfin/libgcc-bfin.ver: New file.
21864 * config/bfin/t-bfin-uclinux: New file.
21865 * config/bfin/t-bfin-linux: New file.
21866 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21867 (TARGET_OS_CPP_BUILTINS): New macro.
21869 2007-03-05 Richard Guenther <rguenther@suse.de>
21871 * fold-const.c (fold_binary): Remove duplicate folding
21872 of comparison of non-null ADDR_EXPR against null.
21874 2007-03-05 Richard Guenther <rguenther@suse.de>
21875 Dorit Nuzman <dorit@il.ibm.com>
21877 PR tree-optimization/26420
21878 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21879 are no loops in the function. Only print the number of
21880 vectorized loops if it is greater than zero or we are supposed
21881 to print information about unvectorized loops.
21883 2007-03-05 Revital Eres <eres@il.ibm.com>
21885 * gcc.dg/var-expand1.c: New test.
21886 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21887 when an accumulator is expanded.
21889 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21892 * c-common.c (convert_and_check): Don't give warnings for
21893 conversion if 'expr' already overflowed.
21895 2007-03-04 Roger Sayle <roger@eyesopen.com>
21897 PR middle-end/30744
21898 * fold-const.c (fold_comparison): Enforce type consistency when
21899 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21901 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21903 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21904 containing a cast to the base of TARGET_MEM_REF.
21906 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21908 * tree.c (tree_contains_struct_check_failed): Remove spurious
21909 whitespace from error message.
21911 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21914 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21915 instead of precision.
21917 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21918 Nathan Sidwell <nathan@codesourcery.com>
21920 * emit-rtl.c (find_auto_inc): New.
21921 (try_split): recreate REG_INC notes,
21922 Use regular for loops rather than whiles.
21924 2007-03-03 Andreas Schwab <schwab@suse.de>
21926 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21927 * configure: Regenerate.
21929 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21931 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21932 flag_rounding_math, not flag_unsafe_math_optimizations.
21934 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21936 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21937 alpha_fold_vector_minmax): Likewise.
21938 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21939 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21941 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21943 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21944 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21945 if the lhs has side-effects.
21946 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21948 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21950 * config/i386/i386.h (TUNEMASK): Remove define.
21951 (ARCHMASK): Remove define.
21952 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21953 Use ix86_arch_mask variable instead of ARCHMASK.
21954 * config/i386/i386.c (override_options): Ditto.
21955 (standard_80387_constant_p): Ditto.
21957 2007-03-02 Ian Lance Taylor <iant@google.com>
21959 Used signed infinities in VRP.
21960 * tree-vrp.c (uses_overflow_infinity): New static function.
21961 (supports_overflow_infinity): New static function.
21962 (make_overflow_infinity): New static function.
21963 (negative_overflow_infinity): New static function.
21964 (positive_overflow_infinity): New static function.
21965 (is_negative_overflow_infinity): New static function.
21966 (is_positive_overflow_infinity): New static function.
21967 (is_overflow_infinity): New static function.
21968 (overflow_infinity_range_p): New static function.
21969 (compare_values_warnv): New function split out of compare_values.
21970 (compare_value): Call it.
21971 (set_value_range_to_nonnegative): Add overflow_infinity
21972 parameter. Change caller.
21973 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21975 (vrp_expr_computes_nonzero): Likewise.
21976 (compare_ranges, compare_range_with_value): Likewise.
21977 (compare_name_with_value, compare_names): Likewise.
21978 (vrp_evaluate_conditional): Likewise.
21979 (set_value_range): Handle infinity
21980 (vrp_operand_equal_p, operand_less_p): Likewise.
21981 (extract_range_from_assert): Likewise.
21982 (vrp_int_const_binop): Likewise.
21983 (extract_range_from_binary_expr): Likewise.
21984 (extract_range_from_unary_expr): Likewise.
21985 (extract_range_from_comparison): Likewise.
21986 (extract_range_from_expr): Likewise.
21987 (dump_value_range): Likewise.
21988 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21989 (test_for_singularity): Likewise.
21990 (vrp_int_const_binop): Remove inline qualifier.
21991 (adjust_range_with_scev): Add comment.
21992 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21994 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21996 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21997 (get_constraint_for): Likewise.
21998 (do_structure_copy): Likewise.
21999 (find_func_aliases): Fix references to MODIFY_EXPR.
22000 (intra_create_variable_infos): Tidy.
22001 * tree-ssa-operands.c (add_virtual_operand): Add argument
22003 When adding members of alias sets, if IS_CALL_SITE is true and
22004 the symbol is not call-clobbered, skip it.
22005 Adjust all callers.
22007 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22009 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22010 entry by means of emit_insn_at_entry.
22012 2007-03-02 Richard Henderson <rth@redhat.com>
22014 * expr.h (promoted_input_arg): Remove decl.
22015 * function.c (promoted_input_arg): Merge into ...
22016 * combine.c (setup_incoming_promotions): ... only caller.
22017 Rearrange to avoid double loop.
22019 2007-03-02 Ben Elliston <bje@au.ibm.com>
22020 Peter Bergner <bergner@vnet.ibm.com>
22021 Janis Johnson <janis187@us.ibm.com>
22023 * config/rs6000/dfp.md: New file.
22024 * config/rs6000/rs6000.md: Include dfp.md.
22025 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22026 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22027 and TDmode decimal float modes in FP registers.
22028 (num_insns_constant): Likewise.
22029 (rs6000_legitimate_offset_address_p): Likewise.
22030 (rs6000_legitimize_address): Likewise.
22031 (rs6000_legitimize_reload_address): Likewise.
22032 (rs6000_legitimate_address): Likewise.
22033 (rs6000_emit_move): Likewise.
22034 (function_arg_boundary): Likewise.
22035 (function_arg_advance): Likewise.
22036 (rs6000_darwin64_record_arg_recurse): Likewise.
22037 (function_arg): Likewise.
22038 (rs6000_gimplify_va_arg): Likewise.
22039 (rs6000_split_multireg_move): Likewise.
22040 (rs6000_output_function_epilogue): Likewise.
22041 (rs6000_output_function_epilogue): Likewise.
22042 (rs6000_register_move_cost): Likewise.
22043 (rs6000_function_value): Likewise.
22044 (rs6000_libcall_value): Likewise.
22046 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22048 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22050 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22052 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22053 Use $MULTIDIR to choose between the kernel and RTP headers,
22054 and use $WIND_BASE and $WIND_USR to locate them.
22056 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22058 * config/i386/i386.c (override_options): Put initialization of
22059 ix86_tune_mask and ix86_arch_mask to the correct place.
22061 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22062 Michael Meissner <michael.meissner@amd.com>
22065 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22066 (ARCHMASK): Define.
22067 (TARGET_CMOVE): Use ARCHMASK.
22068 (TARGET_CMPXCHG): Ditto.
22069 (TARGET_CMPXCHG8B): Ditto.
22070 (TARGET_XADD): Ditto.
22071 (TARGET_BSWAP): Ditto.
22072 * config/i386/i386.c (ix86_tune_mask): New global variable.
22073 (ix86_arch_mask): Ditto.
22074 (override_options): Initialize ix86_tune_mask and
22075 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22078 2007-03-02 Ben Elliston <bje@au.ibm.com>
22081 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22083 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22085 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22086 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22087 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22088 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22090 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22091 rs6000_init_dwarf_reg_sizes_extra): New.
22092 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22093 SPE register high parts.
22095 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22097 * Makefile.in: Add install-pdf target as
22098 copied from automake v1.10 rules.
22099 * configure.ac: Add install-pdf to target list.
22100 * configure: Regenerate.
22102 2007-03-01 Paul Brook <paul@codesourcery.com>
22104 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22105 modes to LDRD for DImode.
22106 (output_move_double): Fixup out of range ldrd/strd.
22107 (vfp_secondary_reload_class): Rename...
22108 (coproc_secondary_reload_class): ... to this. Add wb argument.
22109 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22110 coproc_secondary_reload_class for CLASS_IWMMXT.
22111 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22112 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22114 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22116 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22117 unroll factor by the estimated number of iterations.
22118 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22119 than prefetch latency.
22121 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22122 decode_caches_intel, detect_caches_intel): New functions.
22123 (host_detect_local_cpu): Use detect_caches_amd and
22124 detect_caches_intel.
22126 2007-03-01 Richard Henderson <rth@redhat.com>
22128 * expr.c (emit_move_complex_push): Export.
22129 (emit_move_complex_parts): Split out from ...
22130 (emit_move_complex): ... here.
22131 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22132 * config/i386/i386.md (movcdi): New.
22134 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22136 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22137 size of mode1 to check for tieable modes in MMX case.
22139 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22141 * Makefile.in (rtlanal.o): Depend on tree.h.
22142 * rtl.h (offset_within_section_p, split_const): Declare.
22143 * rtlanal.c: Include tree.h.
22144 (offset_within_block_p): New function, taken from
22145 mips_offset_within_object_p.
22146 (split_const): New function, taken from mips_split_const.
22147 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22149 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22150 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22151 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22152 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22153 (m68k_illegitimate_symbolic_constant_p): New function.
22154 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22155 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22156 symbolic constant that might be outside the symbol's section,
22157 move the symbol first and then add the offset.
22158 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22160 * config/mips/mips.c (mips_split_const): Delete.
22161 (mips_offset_within_object_p): Delete.
22162 (mips_symbolic_constant_p): Use offset_within_section_p and
22163 split_const instead of mips_offset_within_object_p and
22165 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22166 (mips_legitimize_const_move, print_operand_reloc)
22167 (mips_dangerous_for_la25_p): Use split_const instead of
22170 2007-02-28 Eric Christopher <echristo@apple.com>
22172 * Makefile.in (install-include-dir): Don't rm -rf include.
22174 2007-02-28 Richard Guenther <rguenther@suse.de>
22176 PR middle-end/30364
22177 * fold-const.c (fold_binary): Do not associate expressions
22178 with more than one variable for integer types that do not wrap.
22180 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22182 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22183 Delete, and replace with...
22184 (fold_builtin_call_array): This. Update callers to use it.
22185 * fold-const.c (fold_build_call_list): Delete, and replace with...
22186 (fold_build_call_array): This.
22187 (fold_build_call_list_initializer): Delete, and replace with...
22188 (fold_build_call_array_initializer): This.
22189 * tree.h: Update declarations to reflect above changes.
22191 * c-typeck.c (build_function_call): Store converted arguments
22192 in a stack-allocated array instead of building a list.
22193 (convert_arguments): Store arguments in the array passed in as an
22194 argument, and return the actual number of arguments.
22195 * c-format.c: (check_function_format): Pass arguments in an
22196 array instead of a list.
22197 * c-common.c (check_function_nonnull): Likewise.
22198 (check_function_sentinel): Likewise.
22199 (check_function_arguments): Likewise.
22200 * c-common.h: Update declarations to reflect above changes.
22202 2007-02-28 Jan Hubicka <jh@suse.cz>
22204 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22205 PRED_NEGATIVE_RETURN): Update outcomes.
22207 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22209 * calls.c (emit_library_call_value_1): Handle partial registers
22210 correctly when building up CALL_INSN_FUNCTION_USAGE.
22212 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22214 * pa/predicates.md (move_src_operand): Allow zero for mode.
22215 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22218 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22221 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22222 *movv2df_internal): Enable pattern only for valid operand
22224 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22225 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22227 2007-02-27 Mike Stump <mrs@apple.com>
22229 * config/darwin-crt3.c: Avoid compilation when compiling for a
22232 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22234 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22236 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22237 for fixed headers and limits.h.
22238 (install-include-dir, install-headers-tar, install-headers-cpio,
22239 install-headers-cp, real-install-headers-tar,
22240 real-install-headers-cpio, real-install-headers-cp): Handle
22241 include-fixed as well as include.
22242 (install-mkheaders): Don't install files that go only in include
22244 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22245 from GCC_INCLUDE_DIR.
22246 * gcc.c (process_command): Remove special -BstageN/ handling.
22247 (do_spec_1): Add include-fixed directories.
22249 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22251 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22253 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22255 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22258 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22260 * c-common.c (get_priority): Add check for
22261 SUPPORTS_INIT_PRIORITY.
22263 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22265 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22267 * config/bfin/bfin.c: Include "cfglayout.h".
22268 (MAX_LSETUP_DISTANCE): New macro.
22269 (struct loop_info): New members incoming, incoming_src and
22270 incoming_dest. Delete member predecessor.
22271 (length_for_loop): New function.
22272 (bfin_optimize_loop): Handle more different loop structures.
22273 (bfin_discover_loop): Rework detection of predecessor blocks by
22274 examining incoming edges.
22275 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22277 (bfin_reorder_loops): New function.
22278 (bfin_reorg_loops): Use these three new functions.
22280 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22281 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22282 (CONSTRAINT_LEN): Add entry for 'q'.
22283 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22284 Add 'q' constraints.
22285 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22286 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22288 * config/bfin/bfin.md (add_with_carry): New pattern.
22289 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22290 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22291 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22292 support unsigned multiplies too. Removed incorrect commutativity from
22293 operand 1 constraint where appropriate.
22294 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22296 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22297 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22299 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22300 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22301 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22302 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22303 usmulhisi_hh_huh): New patterns.
22305 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22306 lshifthi3): Fix output template to use half reg for operand 2.
22308 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22311 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22313 2007-02-27 Andreas Schwab <schwab@suse.de>
22315 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22317 2007-02-27 Jan Hubicka <jh@suse.cz>
22319 * predict.c (last_basic_block_p): Remove.
22320 (tree_estimate_probability): Update return heuristic for commonized
22323 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22325 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22327 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22329 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22330 * doc/cpp.texi: Standardize title page.
22331 * doc/cppinternals.texi: Likewise.
22332 * doc/gcc.texi: Standardize title page, remove version number
22333 from copyright page.
22334 * doc/gccint.texi: Likewise.
22335 * doc/install.texi: Standardize title page, add table of
22338 2007-02-26 Jan Hubicka <jh@suse.cz>
22340 * predict.def: Set outcomes according to more recent results.
22341 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22342 Remove dead predictors.
22343 * predict.c (return_prediction): Fix pasto.
22345 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22347 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22348 change; avoid a memory leak when returning early.
22350 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22352 * c-decl.c (static_ctors): Move to c-common.c.
22353 (static_dtors): Likewise.
22354 (finish_function): Use c_record_cdtor_fn.
22355 (build_cdtor): Move to c-common.c.
22356 (c_write_global_declarations): Use c_build_cdtor_fns.
22357 * c-common.h (static_ctors): Declare.
22358 (static_dtors): Likewise.
22359 (c_record_cdtor_fn): Likewise.
22360 (c_build_cdtor_fns): Likewise.
22361 * c-common.c (static_ctors): New variable.
22362 (static_dtors): Likewise.
22363 (c_record_cdtor_fn): New function.
22364 (build_cdtor): Move from c-decl.c
22365 (c_build_cdtor_fns): New function.
22367 * output.h (assemble_addr_to_section): Declare.
22368 (get_cdtor_priority_section): Likewise.
22369 * varasm.c (assemble_addr_to_section): New function.
22370 (get_cdtor_priority_section): Likewise.
22371 (default_named_section_asm_out_destructor): Use them.
22372 (destor_dtor_section_asm_out_destructor): Likewise.
22373 (default_named_section_asm_out_constructor): Likewise.
22374 (default_ctor_section_asm_out_constructor): Likewise.
22375 * config.gcc (*-*-vxworks*): Include vxworks.o.
22376 * config/t-vxworks (vxworks.o): New target.
22377 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22378 (TARGET_ASM_CONSTRUCTOR): Define.
22379 (TARGET_ASM_DESTRUCTOR): Likewise.
22380 (vxworks_asm_out_constructor): Declare.
22381 (vxworks_asm_out_destructor): Likewise.
22383 * c-common.c (get_priority): Check that we have not just an
22384 INTEGER_CST, but an integer constant with integeral type.
22386 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22388 PR tree-optimization/30938
22389 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22390 use &dt[nargs-1] instead of &dt[nargs] in the call to
22391 vect_is_simple_use().
22393 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22395 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22396 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22397 Do not attempt to handle MEM inside auto-inc expressions.
22398 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22399 of a register modified by an auto-inc expression. However, do handle
22400 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22401 (elimination_effects): Prohibit elimination of a register modified
22402 by an auto-inc expression. Disable register elimination rules whose
22403 target register is modified by an auto-inc expression with variable
22406 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22408 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22410 (array_at_struct_end_p): New function.
22411 (idx_infer_loop_bounds): Use it.
22412 (estimate_numbers_of_iterations_loop): Export.
22413 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22414 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22415 (tree_estimate_probability): Call record_loop_exits.
22416 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22417 (estimated_loop_iterations, estimated_loop_iterations_int,
22418 estimated_loop_iterations_tree): New functions.
22419 (analyze_siv_subscript_cst_affine,
22420 compute_overlap_steps_for_affine_1_2,
22421 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22422 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22423 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22424 (PRED_LOOP_ITERATIONS_GUESSED): New.
22425 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22426 * cfgloop.h (estimate_numbers_of_iterations_loop,
22427 estimated_loop_iterations_int): Declare.
22429 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22431 * doc/extend.texi: Document optional priority argument to
22432 constructors and destructors.
22433 * tree.c (init_priority_for_decl): Adjust GTY markers.
22434 (init_ttree): Use priority-info hash functions for
22435 init_priority_for_decl.
22436 (tree_map_eq): Rename to ...
22437 (tree_map_base_eq): ... this.
22438 (tree_map_marked_p): Rename to ...
22439 (tree_map_base_marked_p): ... this.
22440 (tree_map_base_hash): New function.
22441 (decl_init_priority_lookup): Rework.
22442 (decl_fini_priority_lookup): New function.
22443 (decl_priority_info): New function.
22444 (decl_init_priority_insert): Use it.
22445 (decl_fini_priority_insert): Likewise.
22446 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22448 (decl_restrict_base_insert): Likewise.
22449 (decl_debug_expr_insert): Likewise.
22450 (decl_value_expr_lookup): Likewise.
22451 (decl_value_expr_insert): Likewise.
22452 * tree.h (priority_type): New type.
22453 (decl_init_priority_lookup): Use priority_type.
22454 (decl_fini_priority_lookup): New function.
22455 (decl_init_priority_insert): Use priority_type.
22456 (decl_fini_priority_insert): New function.
22457 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22458 (DECL_INIT_PRIORITY): Likewise.
22459 (SET_DECL_INIT_PRIORITY): Add comment.
22460 (DECL_FINI_PRIORITY): New macro.
22461 (SET_DECL_FINI_PRIORITY): Likewise.
22462 (DEFAULT_INIT_PRIORITY): Document.
22463 (MAX_INIT_PRIORITY): Likewise.
22464 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22465 (tree_map_base): New type.
22466 (tree_map_base_eq): New function.
22467 (tree_map_base_hash): Likewise.
22468 (tree_map_base_marked_p): Likewise.
22469 (tree_map): Inherit from tree_map_base.
22470 (tree_map_eq): Make it a macro.
22471 (tree_map_marked_p): Likewise.
22472 (tree_int_map): Inherit from tree_map_base.
22473 (tree_int_map_eq): Make it a macro.
22474 (tree_int_map_hash): Likewise.
22475 (tree_int_map_marked_p): Likewise.
22476 (tree_priority_map): New type.
22477 (tree_priority_map_eq): New macro.
22478 (tree_priority_map_hash): Likewise.
22479 (tree_priority_map_marked_p): Likewise.
22480 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22482 (emutls_common_1): Likewise.
22483 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22484 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22485 of tree_map hierarchy.
22486 * tree-cfg.c (move_stmt_r): Likewise.
22487 (new_label_mapper): Likewise.
22488 * c-tree.h (c_expand_body): Move to ...
22489 * c-common.h (c_expand_body): ... here.
22490 * c-decl.c (c_expand_body): Move to ...
22491 * c-common.c (c_expand_body): ... here.
22492 (c_common_attribute_table): Allow 1 argument for the constructor
22493 and destructor attributes.
22494 (get_priority): New function.
22495 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22496 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22498 2007-02-24 Jan Hubicka <jh@suse.cz>
22500 PR middle-end/30509
22501 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22502 copying for inlining.
22504 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22505 Jan Hubicka <jh@suse.cz>
22508 * i386.c (counter_mode): New function.
22509 (expand_set_or_movmem_via_loop): Use it.
22510 (expand_movmem_epilogue): Likewise; fix pasto.
22511 (ix86_expand_movmem): Do emit guard even for constant counts.
22512 (ix86_expand_setmem): Likewise.
22514 2007-02-25 Nick Clifton <nickc@redhat.com>
22516 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22517 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22519 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22522 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22523 count argument with 0x10, not with 0x16.
22524 (expand_setmem_epilogue): Ditto.
22526 2007-02-24 Mike Stump <mrs@apple.com>
22528 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22531 2007-02-24 Richard Guenther <rguenther@suse.de>
22533 PR middle-end/30951
22534 * fold-const.c (fold_binary): Fold x +- CST op x for
22535 EQ_EXPR and NE_EXPR.
22537 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22539 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22541 2007-02-24 Jan Hubicka <jh@suse.cz>
22543 * cgraphunit.c (decide_is_function_needed): Honor
22544 -fkeep-inline-functions.
22546 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22548 * builtins.c (fold_builtin_modf): New.
22549 (fold_builtin_2): Use it.
22551 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22553 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22554 (determine_max_iter): Take additional LOOP arg; all callers changed.
22555 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22556 one using simplifications.
22557 (simplify_using_initial_values): Return if the expression becomes
22558 invalid due to altered regs.
22560 2007-02-23 DJ Delorie <dj@redhat.com>
22562 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22564 2007-02-23 Mike Stump <mrs@apple.com>
22566 * tlink.c (scan_linker_output): Parse linker messages from
22567 darwin9's linker better.
22569 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22572 * varpool.c (varpool_assemble_pending_decls): Set
22573 varpool_last_needed_node to null.
22575 2007-02-23 DJ Delorie <dj@redhat.com>
22577 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22578 alignment bigger than the object file can handle.
22580 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22583 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22584 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22585 (*movsf_1): Penalize MMX moves.
22587 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22589 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22590 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22592 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22594 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22596 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22597 (fold_builtin_1): Use them.
22598 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22599 BUILT_IN_SIGNIFICAND.
22601 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22603 * config/i386/i386.c (bdesc_1arg): Initialize
22604 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22605 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22606 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22607 and IX86_BUILTIN_MOVSLDUP.
22609 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22611 PR rtl-optimization/30841
22612 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22614 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22616 * builtins.c (fold_builtin_frexp): New.
22617 (fold_builtin_2): Use it.
22619 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22621 * doc/invoke.texi (Spec Files): Document getenv spec function.
22623 * gcc.c (getenv_spec_function): New function.
22624 (static_spec_functions): Add it.
22625 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22626 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22629 2007-02-22 Michael Matz <matz@suse.de
22632 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22633 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22635 2007-02-22 Ian Lance Taylor <iant@google.com>
22638 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22639 (mem_loc_descriptor): Call it.
22641 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22642 Ira Rosen <irar@il.ibm.com>
22644 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22646 2007-02-22 Ira Rosen <irar@il.ibm.com>
22648 PR tree-optimization/30843
22649 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22650 stores only after all the group is vectorized.
22652 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22654 PR tree-optimization/30858
22655 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22656 in the reduction cycle have a single use in the loop.
22657 * tree-vectorizer.h (relevant): Add documentation.
22659 2007-02-20 Mike Stump <mrs@apple.com>
22661 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22662 * configure: Regenerate.
22664 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22666 Change the defaults of some parameters and options.
22667 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22668 * config/spu/spu.c (spu_optimization_options): Add.
22669 (spu_override_options): Change params in spu_optimization_options.
22670 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22672 Register 127 is only 16 byte aligned when used as a frame pointer.
22673 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22674 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22675 HARD_FRAME_POINTER_REGNUM.
22676 (spu_legitimate_address): Use regno_aligned_for_reload.
22677 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22678 aligned when frame_pointer_needed is true.
22679 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22681 * config/spu/spu.h (INIT_EXPANDERS): Define.
22683 Make sure shift and rotate instructions have valid immediate operands.
22684 * config/spu/predicates.md (spu_shift_operand): Remove.
22685 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22686 * config/spu/constraints.md (W, O): Extend range.
22687 * config/spu/spu.md (umask, nmask): Define.
22688 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22689 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22690 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22691 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22692 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22693 (lshr<mode>3_reg): Fix rtl description.
22695 Make sure mulhisi immediate operands are valid.
22696 * config/spu/predicates.md (imm_K_operand): Add.
22697 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22699 Generate constants using fsmbi and andi.
22700 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22701 (print_operand, spu_split_immediate, classify_immediate,
22702 fsmbi_const_p): Handle IC_FSMBI2.
22704 Correctly handle a CONST_VECTOR containing symbols.
22705 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22706 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22707 (immediate_load_p): Allow symbols that use 2 instructions to create.
22708 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22709 with symbols when flag_pic is set.
22710 (const_vector_immediate_p): New.
22711 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22712 accept a CONST_VECTOR with symbols.
22713 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22714 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22716 * config/spu/spu.md (high, low): Delete.
22717 (low_<mode>): Define.
22719 Remove INTRmode and INTR_REGNUM, which didn't work.
22720 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22722 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22723 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22724 peephole2 pattern): Don't use INTR or 131.
22725 (movintrcc): Delete.
22726 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22727 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22728 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22729 (UNSPEC_SET_INTR): Add.
22730 * config/spu/spu-modes.def (INTR): Remove.
22732 More accurate warnings about run-time relocations.
22733 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22735 Correctly warn about immediate arguments to specific intrinsics.
22736 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22737 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22738 the instruction predicate.
22740 Fix tree check errors with latest update.
22741 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22743 (spu_expand_builtin): Use CALL_EXPR_FN.
22745 Add missing specific intrinsics.
22746 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22748 * config/spu/spu_internals.h: Ditto.
22750 Fix incorrect operand modifiers.
22751 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22752 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22754 Optimize one case of zero_extend of a vec_select.
22755 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22757 Accept any immediate for hbr.
22758 * config/spu/spu.md (hbr): Change s constraints to i.
22760 2007-02-21 Paul Brook <paul@codesourcery.com>
22762 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22763 condexec_count when skipping USE and CLOBBER.
22765 2007-02-21 Nick Clifton <nickc@redhat.com>
22767 * common.opt (Warray-bounds): Add Warning attribute.
22768 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22770 (fsized-zeroes): Add Optimization attribute.
22771 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22772 * c.opt (Wc++0x-compat): Add Warning attribute.
22774 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22776 PR middle-end/30761
22777 * reload1.c (eliminate_regs_in_insn): In the single_set special
22778 case, attempt to re-recognize the insn before falling back to
22779 having reload fix it up.
22781 2007-02-20 Eric Christopher <echristo@gmail.com>
22783 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22784 Rewrite accordingly.
22785 (frv_read_iacc_argument): Ditto.
22786 (frv_expand_set_builtin): Take a call instead of arglist, update for
22788 (frv_expand_unop_builtin): Ditto.
22789 (frv_expand_binop_builtin): Ditto.
22790 (frv_expand_cut_builtin): Ditto.
22791 (frv_expand_binopimm_builtin): Ditto.
22792 (frv_expand_voidbinop_builtin): Ditto.
22793 (frv_expand_int_void2arg): Ditto.
22794 (frv_expand_prefetches): Ditto.
22795 (frv_expand_voidtriop_builtin): Ditto.
22796 (frv_expand_voidaccop_builtin): Ditto.
22797 (frv_expand_load_builtin): Ditto.
22798 (frv_expand_store_builtin): Ditto.
22799 (frv_expand_mdpackh_builtin): Ditto.
22800 (frv_expand_mclracc_builtin): Ditto.
22801 (frv_expand_mrdacc_builtin): Ditto.
22802 (frv_expand_mwtacc_builtin): Ditto.
22803 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22806 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22808 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22809 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22811 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22812 point instructions.
22813 * configure: Regenerate.
22814 * config.in: Regenerate.
22815 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22816 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22817 masks to power6 and power6x and to POWERPC_MASKS.
22818 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22820 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22821 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22822 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22823 Access PROTOTYPE as variable, not mask.
22825 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22827 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22828 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22829 * combine.c (adjust_for_new_dest): Use it.
22830 * postreload.c (reload_combine): Likewise.
22832 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22834 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22835 notes on an insn with multiple sets, even if single_set returns
22836 non-NULL for that insn.
22838 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22840 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22841 scalbn and scalbln.
22843 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22845 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22846 if user didn't pass it.
22847 * config/i386/darwin.h (CC1_SPEC): Likewise.
22848 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22849 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22850 -mmacosx-version-min.
22852 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22853 Uros Bizjak <ubizjak@gmail.com>
22855 * optabs.h (enum optab_index): Add new OTI_scalb.
22856 (scalb_optab): Define corresponding macro.
22857 * optabs.c (init_optabs): Initialize scalb_optab.
22858 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22860 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22861 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22862 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22863 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22864 flag_unsafe_math_optimizations is set.
22866 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22867 to implement scalbf, scalb and scalbl built-ins as inline x87
22870 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22871 DJ Delorie <dj@redhat.com>
22874 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22875 (diagnostic_report_diagnostic): ... here, and turn them into real
22876 errors. If warnings are inhibited, no need to do anything.
22878 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22880 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22881 better code generation.
22883 2007-02-20 Ben Elliston <bje@au.ibm.com>
22885 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22887 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22889 * config/alpha/alpha.c, config/alpha/alpha.md,
22890 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22891 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22892 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22893 config/arm/lib1funcs.asm: Follow spelling conventions.
22895 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22896 config/fr30/fr30.md, config/i386/i386.h,
22897 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22898 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22899 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22900 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22901 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22902 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22903 config/sparc/sparc.c, config/sparc/sparc.h,
22904 config/sparc/sparc.md, config/spu/constraints.md,
22905 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22908 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22911 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22914 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22916 * doc/invoke.texi (-ftree-lrs): Remove.
22918 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22920 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22923 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22925 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22926 new CALL_EXPR_FN macro for retrieving the function
22927 declaration of the input expression.
22929 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22931 * c.opt (Waddress): New.
22932 * common.opt (Walways-true): Delete.
22933 (Wstring-literal-comparison): Delete.
22934 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22935 -Wstring-literal-comparison. Add -Waddress.
22937 (Walways-true): Delete.
22938 (Wstring-literal-comparison): Delete.
22939 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22940 consistently instead of -Walways-true in example.
22941 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22942 * c-typeck.c (parser_build_binary_op): Replace
22943 -Wstring-literal-comparison and -Walways-true with -Waddress.
22944 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22947 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22949 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22950 without DECL_STRUCT_FUNCTION initialized.
22952 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22954 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22955 due to calls to functions taking pointers as parameters.
22957 2007-02-19 Richard Henderson <rth@redhat.com>
22960 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22963 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22965 * config/s390/s390.c (s390_call_saved_register_used,
22966 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22967 accessed to the new scheme.
22969 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22971 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22972 (cris_print_index, cris_print_operand, cris_print_operand_address)
22973 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22974 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22975 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22976 GET_CODE () == xxx.
22977 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22978 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22979 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22980 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22981 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22982 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22983 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22984 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22985 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22986 (uminsi3, call, call_value): Ditto.
22987 (define_split: indir_to_reg_split, unnamed): Ditto.
22989 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22991 PR tree-optimization/30975
22992 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22995 2007-02-18 Eric Christopher <echristo@gmail.com>
22997 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22998 Remove use of arglist.
22999 (mips_expand_builtin): Remove use of arglist, pass in expr.
23000 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23001 (mips_expand_builtin_movtf): Ditto.
23002 (mips_expand_builtin_compare): Ditto.
23004 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23006 * tree-sra.c (sra_build_assignment): Replace assertion
23007 checking with a comment explaining why it can't be done.
23009 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23011 PR middle-end/30833
23012 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23013 during CALL_EXPR representation conversion.
23014 * tree-ssa-propagate.c (set_rhs): Likewise.
23016 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23018 * tree-sra.c (sra_build_assignment): Disable assertion checking
23021 2007-02-18 Roger Sayle <roger@eyesopen.com>
23023 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23024 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23025 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23027 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23028 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23029 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23030 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23031 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23032 force_gimple_operand): Likewise.
23033 * ipa-cp.c (constant_val_insert): Likewise.
23034 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23035 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23036 perfect_nestify): Likewise.
23037 * langhooks.c (lhd_omp_assignment): Likewise.
23038 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23039 lower_copyprivate_clauses, lower_send_clauses,
23040 lower_send_shared_vars, expand_parallel_call,
23041 expand_omp_for_generic, expand_omp_for_static_nochunk,
23042 expand_omp_for_static_chunk, expand_omp_sections,
23043 lower_omp_single_copy, lower_omp_for_lastprivate,
23044 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23045 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23046 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23049 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23051 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23052 config/sh/sh.md: Follow spelling conventions.
23054 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23055 config/frv/predicates.md: Follow spelling conventions.
23057 * config/m68k/linux-unwind.h: Fix a comment typo.
23058 * target.h: Follow spelling conventions.
23060 2007-02-18 Roger Sayle <roger@eyesopen.com>
23062 PR rtl-optimization/28173
23063 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23064 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23065 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23066 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23067 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23069 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23071 * builtins.c (fold_builtin_load_exponent): New.
23072 (fold_builtin_2): Use it.
23074 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23076 PR rtl-optimization/30773
23077 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23078 if we fail to attach a REG_EQUIV note.
23080 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23081 Roger Sayle <roger@eyesopen.com>
23083 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23085 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23087 * calls.c (initialize_argument_information): Pass original EXP
23088 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23089 code to split complex arguments here, as part of initializing the
23091 (expand_call): Remove code that builds a list of arguments and
23092 inserts implicit arguments into it. Instead, just count how many
23093 implicit arguments there will be so we can determine the size of
23094 the ARGS array, and let initialize_argument_information do the work.
23095 (split_complex_values): Delete unused function.
23097 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23099 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23101 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23103 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23104 for arg pointer based indexed addressing.
23106 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23108 * config/ia64/ia64.h, config/ia64/ia64.md,
23109 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23110 spelling conventions.
23112 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23114 * config/m68k/m68k.c (split_di): New.
23115 * config/m68k/m68k-protos.h: Declare split_di.
23116 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23117 Improve predicate handling and split constant shifts.
23119 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23121 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23122 parameter for register bitfield operations, general predicates
23125 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23127 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23128 * config/m68k/linux-unwind.h: New file.
23130 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23132 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23133 config/i386/athlon.md, config/ia64/ia64.md,
23134 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23135 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23136 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23137 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23138 tree-vect-transform.c: Fix comment typos.
23140 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23142 * sched-deps.c (find_insn_list): Remove.
23143 * sched-int.h: Remove the prototype for find_insn_list.
23145 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23147 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23149 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23150 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23151 darwin_rs6000_override_options.
23152 (C_COMMON_OVERRIDE_OPTIONS): Expect
23153 darwin_macosx_version_min to be non-NULL always.
23154 (TARGET_C99_FUNCTIONS): Likewise.
23155 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23156 (DARWIN_MINVERSION_SPEC): New.
23157 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23158 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23160 (DARWIN_MINVERSION_SPEC): New.
23161 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23163 * config/darwin-c.c (darwin_cpp_builtins): Expect
23164 darwin_macosx_version_min to be non-NULL always.
23166 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23168 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23170 * config/i386/i386.h (x86_use_xchgb): New.
23171 (TARGET_USE_XCHGB): New macro.
23172 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23173 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23174 Split after reload into bswaphi for shifts of 8.
23175 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23176 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23177 or when optimizing for size.
23179 2007-02-16 Richard Guenther <rguenther@suse.de>
23180 Christian Bruel <christian.bruel@st.com>
23182 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23183 DECLs but prefer SSA_NAMEs over DECLs.
23185 2007-02-16 Richard Guenther <rguenther@suse.de>
23187 * tree-flow-inline.h (single_imm_use_p): Remove.
23188 (zero_imm_uses_p): Likewise.
23189 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23190 instead of single_imm_use_p.
23191 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23194 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23197 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23198 nested double- and backquotes.
23200 2007-02-15 Roger Sayle <roger@eyesopen.com>
23202 PR middle-end/30391
23203 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23204 should be unreachable.
23205 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23206 For the time being redirect GIMPLE_MODIFY_STMT to the new
23207 (renamed) build_gimple_modify_stmt_stat.
23208 (build2_gimple_stat): Rename to...
23209 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23210 Always build a GIMPLE_MODIFY_STMT node.
23211 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23212 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23215 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23216 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23217 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23218 expand_complex_div_wide): Likewise.
23219 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23220 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23221 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23222 * tree-ssa-loop-manip.c (create_iv): Likewise.
23223 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23224 abs_replacement): Likewise.
23225 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23226 realify_fake_stores): Likewise.
23228 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23229 node rather than a GIMPLE_MODIFY_STMT node.
23230 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23231 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23233 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23234 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23235 GIMPLE_MODIFY_STMT.
23237 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23239 PR middle-end/30433
23240 * fold-const.c (fold_comparison): Add back the
23241 folding of constant complex comparisions.
23243 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23245 PR middle-end/30729
23246 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23247 effects unknown to this function, return early.
23249 2007-02-15 Ian Lance Taylor <iant@google.com>
23251 * lower-subreg.c (move_eh_region_note): New static function.
23252 (resolve_simple_move): Call it.
23253 (decompose_multiword_subregs): Track blocks for which we resolve a
23254 simple move which is also a control flow insn. Pass them to
23255 find_many_sub_basic_blocks.
23256 (pass_lower_subreg): Add TODO_verify_flow.
23257 (pass_lower_subreg2): Likewise.
23259 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23260 Brooks Moses <brooks.moses@codesourcery.com>
23261 Lee Millward <lee.millward@codesourcery.com>
23263 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23264 (VL_EXP_CLASS_P): New.
23265 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23267 (TREE_OPERAND_CHECK_CODE): Likewise.
23268 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23269 (TREE_RTL_OPERAND_CHECK): Likewise.
23270 (tree_operand_check_failed): Make second parameter the whole tree
23271 instead of its code. Fixed callers.
23272 (VL_EXP_CHECK): New.
23273 (TREE_OPERAND_LENGTH): New.
23274 (VL_EXP_OPERAND_LENGTH): New.
23275 (CALL_EXPR_FN): New.
23276 (CALL_EXPR_STATIC_CHAIN): New.
23277 (CALL_EXPR_ARGS): New.
23278 (CALL_EXPR_ARG): New.
23279 (call_expr_nargs): New.
23280 (CALL_EXPR_ARGP): New.
23281 (build_nt_call_list): Declare.
23282 (build_vl_exp_stat): Declare.
23283 (build_vl_exp): New.
23284 (build_call_list): Declare.
23285 (build_call_nary): Declare.
23286 (build_call_valist): Declare.
23287 (build_call_array): Declare.
23288 (call_expr_arg): Declare.
23289 (call_expr_argp): Declare.
23290 (call_expr_arglist): Declare.
23291 (fold_build_call_list): Declare.
23292 (fold_build_call_list_initializer): Declare.
23293 (fold_call_expr): Declare to replace fold_builtin.
23294 (fold_builtin_fputs): Update to agree with modified definition.
23295 (fold_builtin_strcpy): Likewise.
23296 (fold_builtin_strncpy): Likewise.
23297 (fold_builtin_memory_chk): Likewise.
23298 (fold_builtin_stxcpy_chk): Likewise.
23299 (fold_builtin_strncpy_chk): Likewise.
23300 (fold_builtin_next_arg): Likewise.
23301 (fold_build_call_expr): Declare.
23302 (fold_builtin_call_list): Declare.
23303 (fold_builtin_call_valist): Declare.
23304 (build_call_expr): Declare.
23305 (validate_arglist): Update to agree with modified definition.
23306 (tree_operand_length): New.
23307 (call_expr_arg_iterator): New.
23308 (init_call_expr_arg_iterator): New.
23309 (next_call_expr_arg): New.
23310 (first_call_expr_arg): New.
23311 (more_call_expr_args_p): New.
23312 (FOR_EACH_CALL_EXPR_ARG): New.
23314 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23315 and tcc_gimple_stmt.
23316 (tree_code_size): Update documentation. Use sizeof (tree) rather
23317 than sizeof (char *).
23318 (tree_size): Likewise. Add case for tcc_vl_exp.
23319 (tree_node_structure): Add case for tcc_vl_exp.
23320 (contains_placeholder_p): Likewise.
23321 (substitute_in_expr): Likewise.
23322 (substitute_placeholder_in_expr): Likewise.
23323 (stabilize_reference_1): Likewise.
23324 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23325 to diagnose breakage of this interface for constructing CALL_EXPRs.
23326 (build_nt): Add similar assertion here.
23327 (build_nt_call_list): New.
23328 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23329 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23331 (get_callee_fndecl): Use new CALL_EXPR accessors.
23332 (tree_operand_check_failed): Change parameters to pass entire node
23333 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23334 (process_call_operands): New.
23335 (build_vl_exp_stat): New.
23336 (build_call_list): New.
23337 (build_call_nary): New.
23338 (build_call_valist): New.
23339 (build_call_array): New.
23340 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23341 (call_expr_arglist): New.
23343 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23344 tcc_vl_exp instead of a fixed-size tcc_expression.
23346 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23347 accessors for CALL_EXPRs.
23348 (AGGR_INIT_EXPR): Likewise.
23350 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23351 Brooks Moses <brooks.moses@codesourcery.com>
23352 Lee Millward <lee.millward@codesourcery.com>
23354 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23355 (expand_builtin_nonlocal_goto): Change parameter to be entire
23356 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23357 (expand_builtin_prefetch): Likewise.
23358 (expand_builtin_classify_type): Likewise.
23359 (mathfn_built_in): Return NULL_TREE instead of 0.
23360 (expand_errno_check): Use new CALL_EXPR accessors.
23361 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23362 Return NULL_RTX instead of 0.
23363 (expand_builtin_mathfn_2): Likewise.
23364 (expand_builtin_mathfn_3): Likewise.
23365 (expand_builtin_interclass_mathfn): Likewise.
23366 (expand_builtin_sincos): Likewise.
23367 (expand_builtin_cexpi): Likewise.
23368 (expand_builtin_int_roundingfn): Likewise.
23369 (expand_builtin_int_roundingfn_2): Likewise.
23370 (expand_builtin_pow): Likewise.
23371 (expand_builtin_powi): Likewise.
23372 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23373 of arglist, fixing callers appropriately. Use new CALL_EXPR
23374 accessors and constructors. Return NULL_RTX instead of 0.
23375 (expand_builtin_strstr): Likewise.
23376 (expand_builtin_strchr): Likewise.
23377 (expand_builtin_strrchr): Likewise.
23378 (expand_builtin_strpbrk): Likewise.
23379 (expand_builtin_memcpy): Likewise.
23380 (expand_builtin_mempcpy): Likewise.
23381 (expand_builtin_mempcpy_args): New.
23382 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23383 (expand_builtin_memmove_args): New.
23384 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23385 (expand_movstr): Likewise.
23386 (expand_builtin_strcpy): Likewise.
23387 (expand_builtin_strcpy_args): New.
23388 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23389 (expand_builtin_strncpy): Likewise.
23390 (expand_builtin_memset): Likewise.
23391 (expand_builtin_memset_args): New.
23392 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23393 (expand_builtin_memcmp): Likewise.
23394 (expand_builtin_strcmp): Likewise.
23395 (expand_builtin_strncmp): Likewise.
23396 (expand_builtin_strcat): Likewise.
23397 (expand_builtin_strncat): Likewise.
23398 (expand_builtin_strspn): Likewise.
23399 (expand_builtin_strcspn): Likewise.
23400 (expand_builtin_args_info): Likewise.
23401 (expand_builtin_va_start): Likewise.
23402 (gimplify_va_arg_expr): Likewise.
23403 (expand_builtin_va_end): Likewise.
23404 (expand_builtin_va_copy): Likewise.
23405 (expand_builtin_frame_address): Likewise.
23406 (expand_builtin_alloca): Likewise.
23407 (expand_builtin_bswap): Likewise.
23408 (expand_builtin_unop): Likewise.
23409 (expand_builtin_fputs): Likewise.
23410 (expand_builtin_expect): Likewise.
23411 (expand_builtin_fabs): Likewise.
23412 (expand_builtin_copysign): Likewise.
23413 (expand_builtin_printf): Likewise.
23414 (expand_builtin_fprintf): Likewise.
23415 (expand_builtin_sprintf): Likewise.
23416 (expand_builtin_init_trampoline): Likewise.
23417 (expand_builtin_signbit): Likewise.
23418 (expand_builtin_fork_or_exec): Likewise.
23419 (expand_builtin_sync_operation): Likewise.
23420 (expand_builtin_compare_and_swap): Likewise.
23421 (expand_builtin_lock_test_and_set): Likewise.
23422 (expand_builtin_lock_release): Likewise.
23423 (expand_builtin): Likewise.
23424 (builtin_mathfn_code): Likewise.
23426 (fold_builtin_constant_p): Pass call arguments individually instead
23427 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23428 accessors and constructors. Return NULL_TREE instead of 0.
23429 (fold_builtin_expect): Likewise.
23430 (fold_builtin_classify_type): Likewise.
23431 (fold_builtin_strlen): Likewise.
23432 (fold_builtin_nan): Likewise.
23433 (integer_valued_real_p): Likewise.
23434 (fold_trunc_transparent_mathfn): Likewise.
23435 (fold_fixed_mathfn): Likewise.
23436 (fold_builtin_cabs): Likewise.
23437 (fold_builtin_sqrt): Likewise.
23438 (fold_builtin_cbrt): Likewise.
23439 (fold_builtin_cos): Likewise.
23440 (fold_builtin_cosh): Likewise.
23441 (fold_builtin_tan): Likewise.
23442 (fold_builtin_sincos): Likewise.
23443 (fold_builtin_cexp): Likewise.
23444 (fold_builtin_trunc): Likewise.
23445 (fold_builtin_floor): Likewise.
23446 (fold_builtin_ceil): Likewise.
23447 (fold_builtin_round): Likewise.
23448 (fold_builtin_int_roundingfn): Likewise.
23449 (fold_builtin_bitop): Likewise.
23450 (fold_builtin_bswap): Likewise.
23451 (fold_builtin_logarithm): Likewise.
23452 (fold_builtin_hypot): Likewise.
23453 (fold_builtin_pow): Likewise.
23454 (fold_builtin_powi): Likewise.
23455 (fold_builtin_exponent): Likewise.
23456 (fold_builtin_memset): Likewise.
23457 (fold_builtin_bzero): Likewise.
23458 (fold_builtin_memory_op): Likewise.
23459 (fold_builtin_bcopy): Deleted; call site changed to invoke
23460 fold_builtin_memory_op directly.
23461 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23462 (fold_builtin_strncpy): Likewise.
23463 (fold_builtin_memcmp): Likewise.
23464 (fold_builtin_strcmp): Likewise.
23465 (fold_builtin_strncmp): Likewise.
23466 (fold_builtin_signbit): Likewise.
23467 (fold_builtin_copysign): Likewise.
23468 (fold_builtin_isascii): Likewise.
23469 (fold_builtin_toascii): Likewise.
23470 (fold_builtin_isdigit): Likewise.
23471 (fold_builtin_fabs): Likewise.
23472 (fold_builtin_abs): Likewise.
23473 (fold_builtin_fmin_fmax): Likewise.
23474 (fold_builtin_carg): Likewise.
23475 (fold_builtin_classify): Likewise.
23476 (fold_builtin_unordered_cmp): Likewise.
23478 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23479 New functions split out from fold_builtin_1.
23480 (fold_builtin_n): New.
23481 (fold_builtin_varargs): New.
23482 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23484 (fold_call_expr): New.
23485 (build_function_call_expr): Rewrite to use new helper function.
23486 (fold_builtin_call_list): New.
23487 (build_call_expr): New.
23488 (fold_builtin_call_valist): New.
23489 (rewrite_call_expr): New.
23490 (validate_arg): New.
23491 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23492 of an arglist. Change return type to bool. Use new CALL_EXPR
23495 (fold_builtin_strstr): Pass call arguments individually instead
23496 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23497 accessors and constructors. Return NULL_TREE instead of 0.
23498 (fold_builtin_strchr): Likewise.
23499 (fold_builtin_strrchr): Likewise.
23500 (fold_builtin_strpbrk): Likewise.
23501 (fold_builtin_strcat): Likewise.
23502 (fold_builtin_strncat): Likewise.
23503 (fold_builtin_strspn): Likewise.
23504 (fold_builtin_strcspn): Likewise.
23505 (fold_builtin_fputs): Likewise.
23506 (fold_builtin_next_arg): Likewise.
23507 (fold_builtin_sprintf): Likewise.
23509 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23510 NULL_RTX instead of 0.
23511 (expand_builtin_memory_chk): Likewise.
23512 (maybe_emit_chk_warning): Likewise.
23513 (maybe_emit_sprintf_chk_warning): Likewise.
23515 (fold_builtin_object_size): Pass call arguments individually instead
23516 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23517 accessors and constructors. Return NULL_TREE instead of 0.
23518 (fold_builtin_memory_chk): Likewise.
23519 (fold_builtin_stxcpy_chk): Likewise.
23520 (fold_builtin_strncpy_chk): Likewise.
23521 (fold_builtin_strcat_chk): Likewise.
23522 (fold_builtin_strcat_chk): Likewise.
23523 (fold_builtin_strncat_chk): Likewise.
23524 (fold_builtin_sprintf_chk): Likewise.
23525 (fold_builtin_snprintf_chk): Likewise.
23526 (fold_builtin_printf): Likewise.
23527 (fold_builtin_vprintf): Likewise.
23529 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23531 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23532 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23533 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23534 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23535 (fold_unary): Likewise.
23536 (fold_binary): Likewise.
23537 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23538 ternary expressions.
23539 (fold): Add logic for tcc_vl_exp.
23540 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23541 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23542 (fold_build3_stat): Add assertion to flag broken interface for
23543 constructing CALL_EXPRs.
23544 (fold_build_call_list): New.
23545 (fold_build_call_list_initializer): New.
23546 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23548 (fold_strip_sign_ops): Likewise.
23550 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23551 Brooks Moses <brooks.moses@codesourcery.com>
23552 Lee Millward <lee.millward@codesourcery.com>
23554 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23555 accessors and dump arguments explicitly.
23557 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23559 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23561 (print_call_name): Use new CALL_EXPR accessors.
23563 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23564 CALL_EXPR arguments explicitly instead of as a list. Use
23565 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23567 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23568 (vrp_visit_stmt): Likewise.
23570 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23571 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23573 (force_move_till_expr): Likewise.
23575 * targhooks.c (default_external_stack_protect_fail): Use
23576 build_call_expr instead of build_function_call_expr.
23577 (default_hidden_stack_protect_fail): Likewise.
23579 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23582 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23583 and walk arguments explicitly.
23585 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23586 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23587 (expand_simple_operations): Likewise.
23588 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23590 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23591 of TREE_CODE_LENGTH.
23592 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23594 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23595 instead of TREE_CODE_LENGTH.
23597 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23598 (tree_ic_transform): Likewise.
23599 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23600 parameter instead of arglist. Fix callers.
23601 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23602 (tree_stringops_transform): Likewise.
23603 (tree_indirect_call_to_profile): Likewise.
23604 (tree_stringops_values_to_profile): Likewise.
23606 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23607 (eliminate_tail_call): Likewise.
23609 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23611 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23612 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23614 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23616 * omp-low.c (build_omp_barrier): Use build_call_expr.
23617 (lower_rec_input_clauses): Likewise.
23618 (lower_reduction_clauses): Likewise.
23619 (expand_parallel_call): Likewise.
23620 (maybe_catch_exception): Likewise.
23621 (expand_omp_for_generic): Likewise.
23622 (expand_omp_for_static_nochunk): Likewise.
23623 (expand_omp_sections): Likewise.
23624 (lower_omp_single_simple): Likewise.
23625 (lower_omp_single_copy): Likewise.
23626 (lower_omp_master): Likewise.
23627 (lower_omp_ordered): Likewise.
23628 (lower_omp_critical): Likewise.
23630 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23631 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23633 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23634 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23635 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23637 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23638 and generalize to handle any number of operands.
23639 (chrec_contains_undetermined): Likewise.
23640 (tree_contains_chrecs): Likewise.
23641 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23643 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23645 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23646 fold_call_expr instead of fold_builtin.
23647 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23648 match declarations there.
23649 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23652 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23653 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23655 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23656 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23658 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23661 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23662 (execute_cse_sincos): Use new CALL_EXPR accessors.
23664 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23666 * gimple-low.c (lower_function_body): Use build_call_expr.
23667 (lower_builtin_setjmp): Likewise.
23669 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23670 (set_storage_via_libcall): Likewise.
23671 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23672 instead of TREE_CODE_LENGTH.
23673 (expand_expr_real_1): Use new CALL_EXPR accessors.
23675 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23676 generalize to handle any number of operands.
23677 (TB_parent_eq): Likewise.
23679 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23680 (strip_builtin_expect): Likewise.
23682 * function.c (gimplify_parameters): Use build_call_expr.
23684 * tree-vectorizer.c (vect_is_simple_reduction): Use
23685 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23687 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23688 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23690 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23693 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23694 (gimplify_decl_expr): Likewise.
23695 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23696 Use new CALL_EXPR iterators.
23697 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23698 (gimplify_modify_expr_to_memset): Likewise.
23699 (gimplify_variable_sized_compare): Likewise.
23700 (gimplify_omp_atomic_fetch_op): Likewise.
23701 (gimplify_omp_atomic_pipeline): Likewise.
23702 (gimplify_omp_atomic_mutex): Likewise.
23703 (gimplify_function_tree): Likewise.
23705 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23706 (call_expr_flags): Likewise.
23707 (expand_call): Likewise.
23709 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23710 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23713 * coverage.c (create_coverage): Use build_call_expr.
23715 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23716 (temp_call_expr_obstack): New.
23717 (pool_copy_list): Delete.
23718 (temp_copy_call_expr): New.
23719 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23720 CALL_EXPR accessors. Get rid of special goo for copying argument
23721 lists and use temp_copy_call_expr instead.
23722 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23723 CALL_EXPR accessors.
23724 (create_expression_by_pieces): Likewise. Use build_call_array
23725 to construct the result instead of fold_build3.
23726 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23727 dealing with argument lists.
23728 (init_pre): Remove references to expression_node_pool and
23729 list_node_pool. Init temp_call_expr_obstack instead.
23730 (fini_pre): Remove references to expression_node_pool and
23733 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23734 and walk arguments explicitly instead of as a list.
23736 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23737 (mx_register_decls): Likewise.
23738 (mudflap_register_call): Likewise.
23739 (mudflap_finish_file): Likewise.
23741 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23742 (ipa_callsite_compute_param): Likewise.
23744 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23745 accessors and constructor.
23747 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23748 accessors and constructor.
23749 (convert_tramp_reference): Likewise.
23750 (convert_call_expr): Likewise.
23751 (finalize_nesting_tree_1): Likewise.
23753 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23756 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23758 * tree-inline.c (initialize_inlined_parameters): Pass entire
23759 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23761 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23762 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23764 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23765 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23766 (vectorizable_reduction): Likewise.
23767 (vectorizable_call): Use new CALL_EXPR iterators.
23768 (vectorizable_conversion): Use build_call_expr.
23769 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23770 (vect_gen_widened_results_half): Use build_call_expr.
23771 (vect_setup_realignment): Likewise.
23772 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23774 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23775 (pass_through_call): Likewise.
23776 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23779 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23780 (tree_gen_pow2_profiler): Likewise.
23781 (tree_gen_one_value_profiler): Likewise.
23782 (tree_gen_ic_func_profiler): Likewise.
23783 (tree_gen_average_profiler): Likewise.
23784 (tree_gen_ior_profiler): Likewise.
23786 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23787 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23788 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23790 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23791 of TREE_CODE_LENGTH.
23793 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23794 of TREE_CODE_LENGTH.
23796 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23798 (convert_to_integer): Likewise.
23800 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23803 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23804 Brooks Moses <brooks.moses@codesourcery.com>
23805 Lee Millward <lee.millward@codesourcery.com>
23807 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23809 * config/frv/frv.c (frv_expand_builtin): Likewise.
23810 * config/s390/s390.c (s390_expand_builtin): Likewise.
23812 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23813 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23815 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23816 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23817 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23818 (ix86_expand_store_builtin): Likewise.
23819 (ix86_expand_unop_builtin): Likewise.
23820 (ix86_expand_unop1_builtin): Likewise.
23821 (ix86_expand_sse_compare): Likewise.
23822 (ix86_expand_sse_comi): Likewise.
23823 (ix86_expand_vec_init_builtin): Likewise.
23824 (ix86_expand_vec_ext_builtin): Likewise.
23825 (ix86_expand_vec_set_builtin): Likewise.
23826 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23828 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23829 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23831 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23832 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23833 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23835 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23837 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23838 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23839 arglist. Use new CALL_EXPR accessors. Fix callers.
23840 (altivec_expand_abs_builtin): Likewise.
23841 (rs6000_expand_binop_builtin): Likewise.
23842 (altivec_expand_predicate_builtin): Likewise.
23843 (altivec_expand_lv_builtin): Likewise.
23844 (spe_expand_stv_builtin): Likewise.
23845 (altivec_expand_stv_builtin): Likewise.
23846 (rs6000_expand_ternop_builtin): Likewise.
23847 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23848 (altivec_expand_st_builtin): Likewise.
23849 (altivec_expand_dst_builtin): Likewise.
23850 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23851 arglist. Use new CALL_EXPR accessors. Fix callers.
23852 (altivec_expand_vec_set_builtin): Likewise.
23853 (altivec_expand_vec_ext_builtin): Likewise.
23854 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23855 (spe_expand_builtin): Likewise.
23856 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23857 arglist. Use new CALL_EXPR accessors. Fix callers.
23858 (spe_expand_evsel_builtin): Likewise.
23859 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23860 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23862 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23863 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23864 (arm_expand_unop_builtin): Likewise.
23865 (arm_expand_builtin): Use new CALL_EXPR accessors.
23867 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23870 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23871 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23873 (bfin_expand_unop_builtin): Likewise.
23874 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23876 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23877 Brooks Moses <brooks.moses@codesourcery.com>
23878 Lee Millward <lee.millward@codesourcery.com>
23880 * c-semantics.c (build_stmt): Add internal diagnostic check.
23882 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23883 accessors. Print arguments explicitly instead of as a list.
23885 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23887 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23888 (c_finish_omp_flish): Likewise.
23890 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23891 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23892 instead of TREE_CODE_LENGTH.
23893 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23894 (c_warn_unused_result): Likewise.
23896 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23899 * doc/invoke.texi (Warning Options): Remove
23900 -Werror-implicit-function-declaration.
23901 (Wimplicit-function-declaration): Update description.
23902 * opts.c (common_handle_option): Move handling of -Werror=* to...
23903 (enable_warning_as_error): ...here.
23904 * opts.h (enable_warning_as_error): Declare.
23905 * c-decl.c (implicit_decl_warning): Unless
23906 -Wno-implicit-function-declaration is given, emit a pedwarn if
23907 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23908 * c.opt (Wimplicit-function-declaration): Replace
23909 mesg_implicit_function_declaration with
23910 warn_implicit_function_declaration.
23911 * c-opts.c (c_common_handle_option):
23912 -Werror-implicit-function-declaration is exactly equal as
23913 -Werror=implicit-function-declaration.
23914 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23915 warn_implicit_function_declaration.
23916 (c_common_post_options): -Wimplict-function-declaration is enabled
23917 by default by -std=c99, otherwise is disabled by default.
23918 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23920 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23922 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23923 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23924 former is ignored but not the latter.
23926 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23928 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23929 is made and the reference doesn't use the alias set of its type,
23930 do not create the temporary using that type.
23932 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23934 * jump.c: Remove prototypes for delete_computation and
23935 delete_prior_computation.
23937 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23939 * jump.c (get_label_after): Delete.
23940 (get_label_before, delete_computation, delete_jump,
23941 delete_prior_computation, follow_jumps): Move...
23942 * reorg.c (delete_computation, delete_prior_computation): ... here...
23943 (get_label_before, delete_jump): ... making these static ...
23944 (follow_jumps): ... and simplifying this since it only runs after
23946 * rtl.h (get_label_after, get_label_before, delete_jump,
23947 follow_jumps): Delete prototypes.
23949 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23951 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23953 2007-02-15 Nick Clifton <nickc@redhat.com>
23955 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23956 order to prevent it from being munged by the target.
23958 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23960 * config/i386/i386.md: Remove misleading comment.
23962 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23964 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23965 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23968 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23970 * tree-sra.c (instantiate_missing_elements): Canonicalize
23972 (sra_build_assignment): New.
23973 (generate_copy_inout, generate_element_copy,
23974 generate_element_zero, generate_one_element_init): Use it.
23976 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23978 * tree-sra.c (instantiate_missing_elements): Canonicalize
23980 (sra_build_assignment): New.
23981 (generate_copy_inout, generate_element_copy,
23982 generate_element_zero, generate_one_element_init): Use it.
23984 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23986 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23989 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23991 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23992 types as aggregates not scalars.
23993 * function.c (assign_stack_temp_for_type): Likewise.
23995 2007-02-14 Roger Sayle <roger@eyesopen.com>
23996 Zdenek Dvorak <dvorakz@suse.cz>
23998 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24001 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24003 * passes.c (next_pass_1): Clear the next field of the copied
24006 2007-02-14 Richard Henderson <rth@redhat.com>
24008 * tree-sra.c (early_sra): New.
24009 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24010 (tree_sra_early, pass_sra_early): New.
24011 * tree-pass.h (pass_sra_early): Declare.
24012 * passes.c (init_optimization_passes): Use it.
24014 2007-02-14 Richard Guenther <rguenther@suse.de>
24016 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24018 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24020 PR tree-optimization/30771
24021 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24023 (vect_analyze_operations): Induction phis can now be marked as
24025 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24026 Update documentation accordingly.
24028 2007-02-14 Nick Clifton <nickc@redhat.com>
24030 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24031 most 3 arguments are supported.
24032 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24034 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24036 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24037 Ensure dst->current is valid.
24039 2007-02-13 Paul Brook <paul@codesourcery.com>
24041 * config.gcc: Add arm*-*-uclinux-*eabi.
24042 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24043 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24044 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24045 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24046 (LINK_SPEC): Define.
24047 (LIB_SPEC): Define.
24048 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24050 * config/arm/uclinux-eabi.h: New file.
24051 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24052 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24055 2007-02-13 Ian Lance Taylor <iant@google.com>
24057 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24058 * flags.h (warn_strict_overflow): Declare.
24059 (enum warn_strict_overflow_code): Define.
24060 (issue_strict_overflow_warning): New static inline function.
24061 * opts.c (warn_strict_overflow): New variable.
24062 (common_handle_option): Handle OPT_Wstrict_overflow and
24063 OPT_Wstrict_overflow_.
24064 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24066 * fold-const.c: Include intl.h.
24067 (fold_deferring_overflow_warnings): New static variable.
24068 (fold_deferred_overflow_warning): New static variable.
24069 (fold_deferred_overflow_code): New static variable.
24070 (fold_defer_overflow_warnings): New function.
24071 (fold_undefer_overflow_warnings): New function.
24072 (fold_undefer_and_ignore_overflow_warnings): New function.
24073 (fold_deferring_overflow_warnings_p): New function.
24074 (fold_overflow_warning): New static function.
24075 (make_range): Add strict_overflow_p parameter. Change all
24077 (extract_muldiv, extract_muldiv_1): Likewise.
24078 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24079 tree_expr_nonnegative_p.
24080 (fold_negate_expr): Call fold_overflow_warning.
24081 (fold_range_test): Likewise.
24082 (fold_comparison): Likewise.
24083 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24084 instead of tree_expr_nonnegative_p.
24085 (tree_expr_nonnegative_warnv_p): Rename from
24086 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24087 (tree_expr_nonnegative_p): New function.
24088 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24089 strict_overflow_p parameter.
24090 (tree_expr_nonzero_p): New function.
24091 * passes.c (verify_interpass_invariants): New static function.
24092 (execute_one_pass): Call it.
24093 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24095 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24096 (estimate_numbers_of_iterations): Likewise.
24097 (scev_probably_wraps_p): Likewise.
24098 * tree-ssa-ccp.c: Include "toplev.h".
24099 (evaluate_stmt): Defer fold overflow warnings until we know we are
24101 (struct fold_stmt_r_data): Add stmt field.
24102 (fold_stmt_r): Defer fold overflow warnings until we know we
24104 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24105 (fold_stmt_inplace): Likewise.
24106 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24107 (cleanup_control_expr_graph): Defer fold overflow warnings until
24108 we know we are going to optimize.
24109 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24110 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24112 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24113 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24114 * tree-ssa-loop-manip.c (create_iv): Likewise.
24115 * c-typeck.c (build_conditional_expr): Likewise.
24116 (build_binary_op): Likewise.
24117 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24118 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24119 (extract_range_from_unary_expr): Likewise.
24120 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24121 assuming that signed overflow does not occur.
24122 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24123 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24124 (fold_defer_overflow_warnings): Declare.
24125 (fold_undefer_overflow_warnings): Declare.
24126 (fold_undefer_and_ignore_overflow_warnings): Declare.
24127 (fold_deferring_overflow_warnings_p): Declare.
24128 (tree_expr_nonzero_warnv_p): Declare.
24129 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24130 of warning options.
24131 (Warning Options): Document -Wstrict-overflow.
24132 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24133 (tree-ssa-ccp.o): Likewise.
24134 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24135 (fold-const.o): Depend on intl.h.
24137 2007-02-13 Ian Lance Taylor <iant@google.com>
24139 PR middle-end/30751
24140 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24143 2007-02-13 Stuart Hastings <stuart@apple.com>
24145 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24147 2007-02-13 Richard Henderson <rth@redhat.com>
24149 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24150 handled_component_p before looking for the indirect_ref.
24152 2007-02-13 Richard Henderson <rth@redhat.com>
24154 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24155 remove flags clobber.
24156 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24157 (bswaphi_lowpart): New.
24158 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24159 remove TARGET_BSWAP test. Delete expander of the same name.
24161 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24162 (expand_unop): Use them.
24164 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24166 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24167 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24168 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24169 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24170 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24171 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24172 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24173 assembler dialect choice from asm templates.
24175 2007-02-12 Richard Henderson <rth@redhat.com>
24177 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24178 (fixuns_trunc<SSEMODEF>si2): Use it.
24179 * config/i386/sse.md (vec_setv4sf_0): Export.
24180 * config/i386/i386.c (ix86_build_const_vector): Export.
24181 (ix86_split_convert_uns_si_sse): Rename from
24182 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24183 * config/i386/i386-protos.h: Update.
24185 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24188 * c-typeck.c (c_finish_return): Improve warning message.
24190 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24192 * alias.c (find_symbolic_term): Delete unused function.
24194 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24196 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24197 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24198 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24200 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24202 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24203 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24204 the function, temporarily point the debug interface to the null one.
24206 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24208 * dwarf2out.c (round_up_to_align): New static function.
24209 (field_byte_offset): Use it to round the offset.
24211 2007-02-12 Richard Henderson <rth@redhat.com>
24213 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24214 (inswl_const): Export.
24216 2007-02-12 Richard Henderson <rth@redhat.com>
24218 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24219 result mode of the libcall, convert back to outmode.
24221 2007-02-12 Roger Sayle <roger@eyesopen.com>
24223 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24224 (bswapdi2): New define_expand to implement 32-bit implementation.
24226 2007-02-12 Nick Clifton <nickc@redhat.com>
24228 * doc/invoke.texi (Overall Options): Document --help=.
24229 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24230 (cc1_options): Pass --help= on to cc1.
24231 (display_help): Add description of --help=.
24232 (process_command): Add code to handle --help=. Allow translated
24233 --help and --target-help switches to be passed on to compiler
24235 (main): Remove unused if statement.
24236 * opts.c (columns): Remove.
24237 (LEFT_COLUMN): Define.
24238 (wrap_help): Add columns argument.
24239 (print_filtered_help): Change parameters to be an include bitmask,
24240 an exclude bitmask, an any bitmask and the column width. Move the
24241 code to display the params list here. Add code to display the
24242 status of options rather than their descriptions if the quiet flag
24244 (print_specific_help): Change parameters to be an include bitmask,
24245 an exclude bitmask and an any bitmask. Move code to look up the
24246 column width here. Decide upon the title for an options listing.
24247 (common_handle_options): Add code to handle --help=. Adapt code
24248 for --help and --target-help to use the revised form of the
24249 print_specific_help function.
24250 (print_help): Delete.
24251 (print_param_help): Delete.
24252 (print_switch): Delete.
24253 * opts.h (cl_lang_count): Add prototype.
24254 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24255 CL_MAX_OPTION_CLASS): New defines.
24256 * optc-gen.awk: Add construction of cl_lang_count.
24257 * c.opt: Add Warning attribute to warning options and Optimization
24258 attribute to optimization options.
24259 * common.opt: Likewise.
24261 Add -fhelp and -ftarget-help as aliases for the transformed --help
24262 and --target-help options.
24263 * opt-functions.awk: Add code to handle Warning and Optimization
24266 2007-02-12 Richard Henderson <rth@redhat.com>
24268 * config/alpha/constraints.md: New file.
24269 * config/alpha/alpha.c: Include tm-constrs.h.
24270 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24271 alpha_extra_constraint): Remove.
24272 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24273 * config/alpha/alpha-protos.h: Update.
24274 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24275 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24276 (EXTRA_CONSTRAINT): Remove.
24277 * config/alpha/alpha.md: Include constraints.md.
24278 (adddi splitter): Use satisfies_constraint_*.
24279 * config/alpha/predicates.md (add_operand): Likewise.
24280 (sext_add_operand, addition_operation): Likewise.
24282 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24284 PR tree-optimization/29145
24285 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24286 in our handling of restrict qualified pointers.
24288 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24291 * doc/invoke.texi (Wunused-value): Update description.
24292 (Wextra): Delete item.
24293 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24294 value of Wunused-value.
24295 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24296 (c_finish_stmt_expr): Don't check extra_warnings.
24297 (emit_side_effect_warnings): The caller is responsible to check
24300 2007-02-11 Roger Sayle <roger@eyesopen.com>
24301 Matt Thomas <matt@3am-software.com>
24303 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24305 2007-02-11 Roger Sayle <roger@eyesopen.com>
24307 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24308 comparisons of POPCOUNT against zero.
24309 (simplify_const_relational_operation): Likewise.
24311 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24313 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24315 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24317 * dwarf2out.c (root_type): Delete unused function.
24319 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24321 * genattrtab.c (contained_in_p): Delete unused function.
24322 (write_expr_attr_cache): Likewise.
24324 2007-02-11 Jan Hubicka <jh@suse.cz>
24326 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24329 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24331 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24332 to add the REG_EQ* note.
24333 * see.c (see_merge_one_use_extension): Likewise.
24334 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24335 turn REG_EQUAL notes into REG_EQUIV notes if the target
24336 register may have more than one set.
24337 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24338 * gcse.c (try_replace_reg): Likewise.
24339 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24340 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24341 more than one REG_EQUIV note.
24342 * reload1.c (gen_reload): Use set_unique_reg_note.
24344 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24346 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24347 (ix86_builtin_conversion): New function.
24349 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24352 * tree.h (DECL_REPLACEABLE_P): New macro.
24353 * except.c (set_nothrow_function_flags): Likewise.
24355 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24356 Ira Rosen <irar@il.ibm.com>
24357 Dorit Nuzman <dorit@il.ibm.com>
24359 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24360 * targhooks.c (default_builtin_vectorized_conversion): New.
24361 * targhooks.h (default_builtin_vectorized_function): New declaration.
24362 * target.h (struct vectorize): Add builtin_conversion field.
24363 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24364 stmt_vec_info_type value.
24365 (vectorizable_conversion): New declaration.
24366 * tree-vect-analyze.c (vect_analyze_operations): Add
24367 vectorizable_conversion call.
24368 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24369 * tree-vect-transform.c (vectorizable_conversion): New function.
24370 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24371 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24373 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24374 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24375 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24376 or ALTIVEC_BUILTIN_VCFSX.
24378 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24381 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24382 CONST_DOUBLE and operand 0 is a hard register.
24383 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24384 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24385 is a hard floating-point register.
24387 2007-02-10 Richard Henderson <rth@redhat.com>
24388 Jakub Jelinek <jakub@redhat.com>
24389 Alexandre Oliva <aoliva@redhat.com>
24391 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24392 * builtin-types.def (BT_WORD): Make unsigned.
24393 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24394 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24395 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24396 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24397 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24398 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24400 * expr.c (emutls_var_address): New.
24401 (expand_expr_real_1): Expand emulated tls.
24402 (expand_expr_addr_expr_1): Likewise.
24403 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24404 * output.h (emutls_finish): Declare.
24405 * toplev.c (compile_file): Call it.
24406 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24407 address before wrapping in CONST.
24408 * varasm.c (emutls_htab, emutls_object_type): New.
24409 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24410 (get_emutls_object_name, get_emutls_object_type): New.
24411 (get_emutls_init_templ_addr, emutls_decl): New.
24412 (emutls_common_1, emutls_finish): New.
24413 (assemble_variable): When emulating tls, swap decls; generate
24414 constructor for the emutls objects.
24415 (do_assemble_alias): When emulating tls, swap decl and target name.
24416 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24418 * varpool.c (decide_is_variable_needed): Look at force_output.
24419 Recurse for emulated tls.
24420 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24421 with decide_is_variable_needed.
24422 * emutls.c: New file.
24423 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24424 tls_object for real tls.
24426 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24428 PR rtl-optimization/29599
24429 * reload1.c (eliminate_regs_in_insn): Take the destination
24430 mode into account when computing the offset.
24432 2007-02-09 Stuart Hastings <stuart@apple.com>
24433 Richard Henderson <rth@redhat.com>
24435 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24436 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24437 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24438 fixuns_truncdfhi2): New.
24439 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24440 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24441 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24442 (floatunssidf2): Allow nonimmediate source.
24443 * config/i386/sse.md (movdi_to_sse): New.
24444 (vec_concatv2di): Drop '*'.
24445 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24446 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24447 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24449 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24450 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24451 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24452 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24453 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24454 ix86_build_const_vector.
24455 (x86_emit_floatuns): Rewrite.
24457 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24459 * genautomata.c (longest_path_length): Delete unused function.
24460 (struct state): Delete unused longest_path_length.
24461 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24462 (get_free_state): Delete unused.
24464 2007-02-09 Jan Hubicka <jh@suse.cz>
24466 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24467 * doc/invoke.texi (inline-unit-growth): Update default value.
24469 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24470 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24471 (rebuild_cgraph_edges): Likewise.
24472 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24473 (dump_cgraph_node): Dump frequencies.
24474 (cgraph_clone_edge): Add frequency scales.
24475 (cgraph_clone_node): Add freuqnecy.
24476 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24477 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24478 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24479 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24480 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24481 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24482 (save_inline_function_body): Likewise.
24483 * ipa-inline.c: inluce rtl.h
24484 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24485 (cgraph_edge_badness): Use frequencies.
24486 (cgraph_decide_recursive_inlining): Update clonning.
24487 (cgraph_decide_inlining_of_small_function): Dump frequency.
24488 * predict.c (estimate_bb_frequencies): Export.
24489 * predict.h (estimate_bb_frequencies): Declare.
24490 * tree-inline.c (copy_bb): Watch overflows.
24491 (expand_call_inline): Update call of cgraph_create_edge.
24492 (optimize_inline_calls): Use TODO flags to update frequnecies.
24493 * passes.h: Include predict.h
24494 (init_optimization_passes): Move profile ahead.
24495 (execute_function_todo): Handle TODO_rebuild_frequencies.
24497 2007-02-09 Roger Sayle <roger@eyesopen.com>
24499 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24500 the insbl or inswl pattern into a register.
24502 2007-02-09 Roger Sayle <roger@eyesopen.com>
24504 * config/ia64/ia64.md (bswapdi2): New define_insn.
24506 2007-02-09 Richard Henderson <rth@redhat.com>
24508 * config/i386/constraints.md (Ym): New constraint.
24509 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24510 (movdi_1_rex64): Split sse and xmm general register moves from
24511 memory move alternatives. Use conditional register constraints.
24512 (movsf_1, movdf_integer): Likewise.
24513 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24514 (movdf_integer_rex64): New.
24515 (pushsf_rex64): Fix output constraints.
24516 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24517 (sse2_stored): Likewise.
24518 (sse2_storeq_rex64): New.
24519 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24520 amd and not generic.
24521 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24522 for optimize_size. Remove SF/DFmode hack.
24524 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24526 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24529 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24530 Richard Sandiford <richard@codesourcery.com>
24532 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24533 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24534 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24535 m68k/t-mlib to tmake_file.
24536 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24537 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24538 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24539 Allow it to be cf or m68k. Set m68k_arch_family. If that
24540 variable is not empty, add t-$m68k_arch_family to tmake_file.
24541 Add t-mlibs to tmake_file.
24542 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24543 * config/m68k/t-cf: New file.
24544 * config/m68k/t-m68k: Likewise.
24545 * config/m68k/t-mlibs: Likewise.
24546 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24547 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24548 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24549 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24550 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24552 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24553 (INSTALL_LIBGCC): Delete.
24554 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24555 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24556 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24557 (M68K_MLIB_CPU): Define.
24558 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24559 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24560 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24562 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24563 Richard Guenther <rguenther@suse.de>
24565 PR middle-end/23361
24566 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24567 against INT_MIN/INT_MAX.
24568 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24569 file if a loop is removed.
24571 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24573 * calls.c (store_one_arg): Pass correct alignment to
24574 emit_push_insn for non-BLKmode values.
24575 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24576 unaligned stack slot via a suitably aligned slot.
24578 2007-02-08 DJ Delorie <dj@redhat.com>
24580 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24582 (legal_subregs): Use unsigned char, make const.
24583 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24585 2007-02-08 Paul Brook <paul@codesourcery.com>
24587 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24588 special interworking needed.
24590 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24592 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24593 conditional to __SSE2__.
24594 (Entries below should have been added to first ChangeLog
24595 entry for amdfam10 dated 2007-02-05)
24596 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24598 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24600 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24603 2007-02-08 DJ Delorie <dj@redhat.com>
24605 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24606 * config/m32c/m32c.c (legal_subregs): New.
24607 (m32c_illegal_subreg_p): New.
24608 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24609 unsupported subregs of hard regs.
24611 2007-02-08 Jan Hubicka <jh@suse.cz>
24613 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24614 the same one; always update histograms.
24616 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24618 * passes.c (init_optimization_passes): Tidy comment.
24620 2007-02-08 Roger Sayle <roger@eyesopen.com>
24622 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24623 strip zero_extend, bswap and rotates from POCOUNT's argument.
24624 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24625 zero_extend and rotates from PARITY's argument.
24626 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24627 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24628 of an integer constant at compile-time.
24630 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24633 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24635 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24638 * tree-ssa-live.c (remove_unused_locals): Do not remove
24639 TREE_ADDRESSABLE variables.
24640 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24641 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24642 FOR_CLOBBER. Update all users.
24643 If VAR has an associated alias set, add a virtual operand for
24644 it if no alias is found to conflict with the memory reference.
24646 2007-02-07 Jan Hubicka <jh@suse.cz>
24647 Robert Kidd <rkidd@crhc.uiuc.edu>
24649 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24651 2007-02-07 Ian Lance Taylor <iant@google.com>
24653 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24655 2007-02-07 Roger Sayle <roger@eyesopen.com>
24657 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24658 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24659 tablejumpdi, movsi_to_cr_one): Remove constraints from
24660 define_expand's match_operands.
24662 2007-02-07 Roger Sayle <roger@eyesopen.com>
24664 * global.c (compute_regsets): Move declatation of "i" inside of
24665 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24667 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24670 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24671 of INDIRECT_REF <RESULT_DECL>.
24673 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24675 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24676 Kaz Kojima <kkojima@gcc.gnu.org>
24679 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24681 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24683 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24685 * doc/loop.texi: Document possibility not to perform disambiguation
24686 of loops with multiple latches.
24687 * cfgloopmanip.c (alp_enum_p): Removed.
24688 (add_loop): Handle subloops. Use get_loop_body_with_size.
24689 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24690 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24691 the new forwarder block.
24692 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24693 Handle the case latch is NULL.
24694 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24695 modifications when marking loop exits.
24696 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24698 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24699 disambiguate_loops_with_multiple_latches.
24700 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24701 before fix_loop_structure.
24702 * cfgloop.c: Include pointer-set.h and output.h.
24703 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24704 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24705 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24706 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24707 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24708 disambiguate_multiple_latches, get_loop_body_with_size,
24709 disambiguate_loops_with_multiple_latches): New functions.
24710 (flow_loop_dump): Dump multiple latch edges.
24711 (flow_loop_nodes_find): Handle loops with multiple latches.
24712 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24713 (glb_enum_p): Modified.
24714 (get_loop_body): Use get_loop_body_with_size.
24715 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24716 (AVOID_CFG_MODIFICATIONS): New constant.
24717 (disambiguate_loops_with_multiple_latches, add_loop,
24718 get_loop_body_with_size): Declare.
24719 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24721 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24723 PR inline-asm/28686
24724 * global.c (compute_regsets): New function.
24725 (global_alloc): Refactored ELIMINABLE_REGSET
24726 and NO_GLOBAL_ALLOC_REGS computation out.
24727 (rest_of_handle_global_alloc): Call compute_regsets()
24728 for non-optimizing case.
24730 2007-02-06 Richard Henderson <rth@redhat.com>
24732 * config/i386/constraints.md (Y2): Rename from Y.
24733 (Yi): New constraint.
24734 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24735 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24736 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24737 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24738 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24739 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24740 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24741 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24742 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24743 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24744 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24745 vec_extractv2si_1): Change Y constraints to Y2.
24746 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24747 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24748 Change Y constraints to Y2.
24749 (sse2_loadld): Change Y constraints to x.
24751 2007-02-06 Roger Sayle <roger@eyesopen.com>
24753 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24754 (parity<mode>2): New define_expand using rs6000_emit_parity.
24755 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24756 rs6000_emit_parity): New functions.
24757 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24758 rs6000_emit_parity): Prototype here.
24760 2007-02-06 Ian Lance Taylor <iant@google.com>
24762 * lower-subreg.c (simple_move_operand): Reject CONST.
24763 (resolve_clobber): Call validate_change rather than directly
24764 assigning to XEXP (pat, 0).
24766 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24768 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24769 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24770 (tree-cfg.o): Remove hashtab.h dependency.
24772 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24773 (struct ivopts_data): Change niters to pointer_map_t.
24774 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24775 (niter_for_exit): Create pointer_map on demand. Change for
24777 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24778 (free_loop_data): Destroy data->niters if created and reset field.
24779 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24780 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24782 * tree-ssa-reassoc.c: Include pointer-set.h.
24783 (bb_rank): Change to long *.
24784 (operand_rank): Change to pointer_map_t.
24785 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24786 (insert_operand_rank): Accept long.
24787 (operand_entry_hash, operand_entry_eq): Remove.
24788 (get_rank): Return long. Adjust for changes above.
24789 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24791 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24793 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24794 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24795 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24797 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24798 directly since it cannot be NULL.
24799 (get_vi_for_tree): Rewrite for pointer_map API.
24800 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24801 (init_alias_vars): Create vi_for_tree as pointer_map.
24802 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24804 * tree-cfg.c: Don't include hashtab.h.
24805 (edge_to_cases): Declare as pointer_map.
24806 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24808 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24809 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24810 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24812 (record_switch_edge): Delete.
24813 (get_cases_for_edge): Adjust for pointer_map API, inline
24814 record_switch_edge (rewritten for new API), remove goto.
24816 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24818 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24819 * tree-nested.c: Include pointer-set.h.
24820 (var_map_elt, var_map_eq, var_map_hash): Delete.
24821 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24822 to pointer_map_t's.
24823 (nesting_info_bitmap_obstack): New.
24824 (lookup_field_for_decl): Adjust for pointer_map API.
24825 (lookup_tramp_for_decl): Adjust for pointer_map API.
24826 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24827 (get_local_debug_decl): Adjust for pointer_map API.
24828 (convert_nl_goto_reference): Adjust for pointer_map API.
24829 (convert_nl_goto_receiver): Adjust for pointer_map API.
24830 (create_nesting_tree): Create outside GGC space. Create bitmap on
24831 the new obstack. Create field_map and var_map as pointer_maps.
24832 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24834 (lower_nested_functions): Move root here, no need to NULL it.
24835 Initialize and release the obstack.
24837 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24839 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24840 Remove prototypes and make them non-static.
24841 (struct tree_int_map): Remove.
24842 * tree.h (struct tree_int_map): Move here, turning TO into an
24844 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24846 * tree.h (TREE_COMPLEXITY): Remove.
24847 (struct tree_exp): Remove complexity field.
24848 * tree.c (build1_stat): Don't set it.
24850 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24851 Victor Kaplansky <victork@il.ibm.com>
24853 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24854 (vect_is_simple_reduction): Support reduction with induction as
24855 one of the operands.
24856 (vect_is_simple_iv_evolution): Fix formatting.
24857 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24858 formatting. Don't mark induction phis for vectorization.
24859 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24860 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24861 (vect_get_vec_def_for_operand): Support induction.
24862 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24864 (vectorizable_reduction): Support reduction with induction as one of
24866 (vectorizable_type_demotion): Use def-type of stmt argument rather
24867 than dummy def-type.
24869 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24870 flag_tree_scev_cprop.
24871 * common.opt (tree-scev-cprop): New flag.
24873 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24874 call to vect_get_new_vect_var.
24876 2007-02-06 Ira Rosen <irar@il.ibm.com>
24878 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24879 vectype is not NULL.
24880 (vect_pattern_recog_1): Likewise.
24882 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24884 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24885 (fold_negate_expr): Likewise.
24887 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24890 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24891 even if cv-qualification is the same.
24893 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24895 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24896 __enable_execute_stack on completion.
24898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24900 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24901 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24902 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24903 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24904 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24905 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24906 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24907 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24911 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24912 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24913 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24914 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24915 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24916 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24917 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24918 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24919 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24920 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24921 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24922 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24923 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24924 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24925 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24926 sqrtextenddfxf2_i387): Added amdfam10_decode.
24928 * config/i386/athlon.md (athlon_idirect_amdfam10,
24929 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24930 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24931 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24932 athlon_ivector_store_amdfam10): New define_insn_reservation.
24933 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24938 * config/i386/athlon.md (athlon_call_amdfam10,
24939 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24940 define_insn_reservation.
24941 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24942 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24943 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24945 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24947 * config/i386/athlon.md (athlon_sseld_amdfam10,
24948 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24949 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24953 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24954 define_insn_reservation.
24955 * config/i386/i386.md (sseins): Added sseins to define_attr type
24956 and define_attr unit.
24957 * config/i386/sse.md: Set type attribute to sseins for insertq
24960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24962 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24963 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24964 ssecomi_load_amdfam10, ssecomi_amdfam10,
24965 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24966 define_insn_reservation.
24967 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24971 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24972 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24973 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24974 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24975 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24976 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24977 define_insn_reservation.
24979 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24980 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24981 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24982 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24983 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24985 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24987 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24988 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24989 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24990 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24991 athlon_ssemul_load_k8): Added amdfam10.
24993 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24995 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24996 (x86_sse_unaligned_move_optimal): New variable.
24998 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25000 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25001 for unaligned vector SSE double/single precision loads for AMDFAM10.
25003 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25005 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25006 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25007 Define TARGET_CPU_DEFAULT_amdfam10.
25008 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25009 (processor_type): Add PROCESSOR_AMDFAM10.
25011 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25012 processor_type in config/i386/i386.h.
25013 Enable imul peepholes for TARGET_AMDFAM10.
25015 * config.gcc: Add support for --with-cpu option for amdfam10.
25017 * config/i386/i386.c (amdfam10_cost): New variable.
25018 (m_AMDFAM10): New macro.
25019 (m_ATHLON_K8_AMDFAM10): New macro.
25020 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25021 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25022 x86_promote_QImode, x86_integer_DFmode_moves,
25023 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25024 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25025 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25026 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25027 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25028 Enable/disable for amdfam10.
25029 (override_options): Add amdfam10_cost to processor_target_table.
25030 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25031 processor_alias_table.
25032 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25033 (ix86_adjust_cost): Add code for amdfam10.
25035 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25037 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25038 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25039 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25040 * config/i386/i386.h: Add builtin definition for SSE4A.
25041 * config/i386/i386.md: Add support for ABM instructions
25042 (popcnt and lzcnt).
25043 * config/i386/sse.md: Add support for SSE4A instructions
25044 (movntss, movntsd, extrq, insertq).
25045 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25046 Add -march=amdfam10 flag.
25047 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25048 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25050 * doc/extend.texi: Add documentation for SSE4A builtins.
25052 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25054 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25056 2007-02-05 Richard Guenther <rguenther@suse.de>
25058 * tree-vectorizer.h (vectorizable_function): Add argument type
25059 argument, change return type.
25060 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25061 * tree-vect-transform.c (vectorizable_function): Handle extra
25062 argument, return vectorized function decl.
25063 (build_vectorized_function_call): Remove.
25064 (vectorizable_call): Handle calls with result and argument types
25065 differing. Handle loop vectorization factor correctly.
25066 * targhooks.c (default_builtin_vectorized_function): Adjust for
25068 * targhooks.h (default_builtin_vectorized_function): Likewise.
25069 * target.h (builtin_vectorized_function): Add argument type
25071 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25072 extra argument, allow vectorizing of lrintf.
25073 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25074 documentation of target hook.
25076 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25079 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25080 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25081 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25083 2007-02-05 Roger Sayle <roger@eyesopen.com>
25085 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25086 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25087 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25088 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25089 before canonicalizing sincos to cexpi.
25090 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25092 2007-02-05 Roger Sayle <roger@eyesopen.com>
25094 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25095 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25096 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25098 2007-02-05 Roger Sayle <roger@eyesopen.com>
25100 * mips-tfile.c (initialize_init_file): Correct endianness test.
25102 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25104 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25105 the 'y' constraint.
25107 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25109 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25110 saves in a PARALLEL before the register assignments.
25112 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25114 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25115 DWARF_FRAME_RETURN_COLUMN to be a general register.
25116 * dwarf2out.c (init_return_column_size): New function, split from...
25117 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25118 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25119 to be nongeneral registers.
25120 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25122 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25123 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25125 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25127 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25129 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25131 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25132 (remove_path): Use can_remove_branch_p and remove_branch instead
25133 of loop_delete_branch_edge.
25134 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25135 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25136 Update profile using scale_dominated_blocks_in_loop.
25137 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25138 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25139 (can_remove_branch_p, remove_branch): Declare.
25140 * tree-cfg.c (tree_can_remove_branch_p): New function.
25141 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25142 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25143 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25145 2007-02-05 Jan Hubicka <jh@suse.cz>
25147 PR middle-end/30696
25148 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25149 nodes in cgraph, don't remove offline copy of the function.
25151 2007-02-04 Jan Hubicka <jh@suse.cz>
25153 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25154 vectors might cause maybe_lookup_element_for_expr to be called
25155 on non-sra-candidate.
25157 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25159 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25160 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25161 spelling conventions.
25163 2007-02-04 Richard Guenther <rguenther@suse.de>
25165 PR middle-end/30636
25166 * fold-const.c (try_move_mult_to_index): Make sure to not
25167 overflow one dimension of a multi-dimensional array access.
25169 2007-02-04 Jan Hubicka <jh@suse.cz>
25171 * passes.c (init_optimization_passes): Reindent.
25173 2007-02-04 Jan Hubicka <jh@suse.cz>
25174 Eric Botcazou <ebotcazou@adacore.com>
25176 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25177 (execute_fixup_cfg): Break out the abnormal goto code.
25178 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25179 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25180 (optimize_inline_calls): Call make_nonlocal_label_edges.
25182 2007-02-04 Jan Hubicka <jh@suse.cz>
25184 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25185 true when something was changed.
25186 (rename_ssa_copies): When something was changed, do
25187 TODO_remove_unused_locals.
25188 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25189 add TODO_remove_unused_locals when instruction was removed.
25191 2007-02-04 Jan Hubicka <jh@suse.cz>
25193 * ipa-inline.c (try_inline): Improve debug output; work on already
25195 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25196 call try_inline for already inlined edges too when flattening;
25197 inline also functions that make callee growth but overall unit size
25200 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25202 * config/m32c/bitops.md, config/m32c/jump.md,
25203 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25204 config/m32r/m32r.h, config/m32r/m32r.md,
25205 config/m32r/predicates.md, config/m68hc11/larith.asm,
25206 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25207 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25208 config/mips/mips-protos.h, config/mips/mips.c,
25209 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25210 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25211 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25212 spelling conventions.
25214 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25215 Follow spelling conventions.
25217 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25219 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25220 warn about C++0x compatibility.
25222 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25224 * config/h8300/h8300.c, config/h8300/h8300.h,
25225 config/h8300/h8300.md: Follow spelling conventions.
25227 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25229 PR middle-end/30667
25230 * combine.c (try_combine): Do not substitute source operand
25231 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25233 2007-02-03 Jan Hubicka <jh@suse.cz>
25235 PR gcov-profile/30650
25236 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25237 do not divide by zero for never executed counters.
25238 (tree_find_values_to_profile): Fix counters.
25239 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25241 2007-02-03 Ian Lance Taylor <iant@google.com>
25243 * lower-subreg.c (simple_move_operand): New static function,
25244 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25246 (simple_move): Call simple_move_operand.
25247 (find_decomposable_subregs): Add special handling of MEMs.
25248 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25249 meaning of return value. If we see a hard register, test whether
25250 it can store a word_mode value. Change all callers.
25252 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25254 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25255 ftrapv insns and expanders.
25256 (subdi3): Change define_expand operand 1 to arith11_operand, and
25257 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25258 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25259 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25262 PR middle-end/30174
25263 * varasm.c (notice_global_symbol): Treat global objects as weak when
25264 flag_shlib is true.
25266 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25268 * emit-rtl.c (dconstpi): Delete.
25269 (dconstsqrt2): New.
25270 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25271 * real.h (dconstpi): Delete.
25272 (dconstsqrt2): New.
25273 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25274 (fold_builtin_hypot): Likewise.
25276 2007-02-03 Tom Tromey <tromey@redhat.com>
25279 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25280 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25282 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25284 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25285 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25286 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25287 config/rs6000/cell.md, config/rs6000/darwin.h,
25288 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25289 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25290 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25291 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25292 typos. Follow spelling conventions.
25293 * doc/invoke.texi: Follow spelling conventions.
25295 2007-02-03 Roger Sayle <roger@eyesopen.com>
25297 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25298 canonicalization transformations that attempt to simplify integer
25299 constant comparisons to become comparisons against zero.
25301 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25303 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25305 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25306 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25308 2007-02-02 Mike Stump <mrs@apple.com>
25310 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25311 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25312 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25313 generate a branch island.
25315 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25317 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25318 (xtensa_legitimate_address_p): New.
25319 (xtensa_legitimize_address): New.
25320 (xtensa_output_addr_const_extra): New.
25321 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25323 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25324 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25325 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25326 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25327 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25328 (xtensa_legitimize_address): New.
25329 (xtensa_output_addr_const_extra): New.
25331 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25333 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25335 2007-02-02 Ian Lance Taylor <iant@google.com>
25337 * expmed.c (expand_divmod): Add comment.
25339 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25341 * emit-rtl.c (renumber_insns): Remove.
25342 * flags.h: Remove the extern for flag_renumber_insns.
25343 * rtl.h: Remove the prototype for renumber_insns.
25344 * toplev.c (flag_renumber_insns): Remove.
25346 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25348 Revert for x86 darwin:
25349 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25351 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25352 code before the following patch under TARGET_MACHO.
25353 (ix86_function_value_regno_p): Likewise.
25355 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25357 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25360 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25363 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25364 loads to general or fp registers. Add comments.
25365 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25367 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25369 * pointer-set.c (insert_aux): Only return insertion slot.
25370 (pointer_set_insert): Adjust.
25371 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25372 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25373 pointer_map_traverse): New.
25374 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25375 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25376 pointer_map_contains, pointer_map_traverse): Declare.
25378 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25380 PR middle-end/30473
25381 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25382 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25384 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25386 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25388 (struct _dep): New type.
25389 (dep_t): New typedef.
25390 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25391 (DEP_STATUS): New access macro. The macro with the same name was
25392 renamed to DEP_LINK_STATUS.
25393 (dep_init): Declare function
25395 (struct _dep_link): New type.
25396 (dep_link_t): New typedef.
25397 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25398 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25399 (DEP_LINK_STATUS): New macro.
25400 (debug_dep_links): New debug function.
25402 (struct _deps_list): New type.
25403 (deps_list_t): New typedef.
25404 (DEPS_LIST_FIRST): New access macro.
25405 (FOR_EACH_DEP_LINK): New cycle macro.
25406 (create_deps_list, free_deps_list, delete_deps_list): Declare
25408 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25409 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25410 (copy_deps_list_change_con): Ditto.
25412 (move_dep_link): Declare function.
25414 (struct _dep_node): New type.
25415 (dep_node_t): New typedef.
25416 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25418 (struct haifa_insn_data.back_deps): New field to hold backward
25419 dependencies of the insn.
25420 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25422 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25423 Change its type to deps_list_t.
25424 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25425 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25426 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25428 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25430 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25432 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25434 (dep_cost): Declare.
25436 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25437 (ds_to_dk, dk_to_ds): New functions.
25439 (init_dep_1): New static function.
25440 (init_dep): New function.
25441 (copy_dep): New static function.
25443 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25445 (detach_dep_link): New static function.
25446 (move_dep_link): New function.
25448 (dep_links_consistent_p, dump_dep_links): New static functions.
25449 (debug_dep_links): New debugging function.
25451 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25453 (alloc_deps_list, init_deps_list): New static functions.
25454 (create_deps_list): New function.
25455 (clear_deps_list): New static function.
25456 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25457 (deps_list_consistent_p, dump_deps_list): New static functions.
25458 (debug_deps_list): New function.
25459 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25461 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25463 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25464 use new scheduler dependencies lists.
25465 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25466 (sched_analyze): Ditto. Initialize dependencies lists.
25467 (add_forw_dep, compute_forward_dependences): Update to use new
25468 scheduler dependencies lists.
25470 (init_dependency_caches): Init deps_obstack.
25471 (free_dependency_caches): Free deps_obstack.
25473 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25474 new scheduler dependencies lists.
25475 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25476 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25478 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25479 Update to use new scheduler dependencies lists.
25480 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25481 (debug_dependencies): Ditto.
25482 (schedule_region): Update comments.
25484 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25485 scheduler dependencies lists.
25486 (schedule_ebb): Update comments.
25488 * rtl.def (DEPS_LIST): Remove.
25490 * lists.c (unused_deps_list): Remove.
25491 (free_list): Update assertions.
25493 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25494 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25496 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25497 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25499 * haifa-sched.c (comments): Update.
25500 (insn_cost1): Remove. Inline the code into insn_cost ().
25501 (insn_cost): Update to use new scheduler dependencies lists. Move
25502 processing of the dependency cost to dep_cost ().
25503 (dep_cost): New function. Use it instead of insn_cost () when
25504 evaluating cost of the dependency. Use compatible interface to
25505 interact with the target.
25506 (priority): Update to use new scheduler dependencies lists.
25507 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25508 with greater number of insns that depend on the insn.
25509 (schedule_insn): Update to use new scheduler dependencies lists. Add
25510 code to free backward dependencies lists. Inline and optimize code
25511 from resolve_dep () - see PR28071.
25512 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25513 lists. Update call to targetm.sched.is_costly_dependence hook.
25515 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25516 scheduler dependencies lists.
25518 (resolve_dep): Remove. Move the logic to schedule_insn ().
25519 (init_h_i_d): Initialize dependencies lists.
25521 (process_insn_depend_be_in_spec): Rename to
25522 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25523 dependencies lists.
25524 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25525 Update to use new scheduler dependencies lists.
25526 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25528 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25529 new scheduler dependencies lists.
25530 (build_intra_loop_deps): Ditto.
25532 * target.h (struct _dep): Declare to use in
25533 gcc_target.sched.is_costly_dependence.
25534 (struct gcc_target.sched.adjust_cost): Fix typo.
25535 (struct gcc_target.sched.is_costly_dependence): Change signature to
25536 use single dep_t parameter instead of an equivalent triad.
25537 (struct gcc_target.sched.adjust_cost_2): Remove.
25539 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25541 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25543 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25545 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25547 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25548 (REG_DEP_TRUE): Document.
25550 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25551 Change signature to correspond to the targetm.sched.adjust_cost hook.
25552 Update use in TARGET_SCHED_ADJUST_COST_2.
25553 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25554 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25555 new scheduler dependencies lists.
25556 (ia64_gen_check): Ditto.
25558 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25559 scheduler dependencies lists.
25561 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25562 signature to correspond to the targetm.sched.is_costly_dependence hook.
25563 (is_costly_group): Update to use new scheduler dependencies lists.
25565 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25566 instead of INSN_COST () macro.
25568 2007-02-01 Ian Lance Taylor <iant@google.com>
25570 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25572 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25574 * pa.md (tp_load): Correct mfctl instruction syntax.
25576 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25578 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25579 altivec_padding_size calculation on AIX. Improve comment, add
25580 assert to verify that it's right.
25582 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25585 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25587 PR inline-asm/28686
25588 * global.c (global_alloc): Add mising initialization of
25591 2007-02-01 Roger Sayle <roger@eyesopen.com>
25593 * alias.c (init_alias_analysis): Correct whitespace.
25594 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25595 partition_hot_cold_basic_blocks): Likewise.
25596 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25597 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25598 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25599 fold_builtin_snprintf_chk, fold_builtin_printf,
25600 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25601 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25602 * cfgcleanup.c (cleanup_cfg): Likewise.
25603 * cfgexpand.c (tree_expand_cfg): Likewise.
25604 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25605 * function.c (get_next_funcdef_no): Likewise.
25606 * gengtype.c (main): Likewise.
25607 * genmodes.c (main): Likewise.
25608 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25609 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25610 * ifcvt.c (noce_emit_move_insn): Likewise.
25611 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25613 * stor-layout.c (get_best_mode): Likewise.
25614 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25615 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25616 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25617 perform_var_substitution, solve_graph): Likewise.
25618 * tree-vrp.c (vrp_finalize): Likewise.
25620 2007-02-01 Ian Lance Taylor <iant@google.com>
25622 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25623 high part of a paradoxical subreg, return a constant zero.
25625 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25627 * toplev.c (lang_dependent_init): Call init_set_costs.
25628 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25630 2007-02-01 Richard Guenther <rguenther@suse.de>
25632 PR middle-end/30656
25633 * fold-const.c (fold_negate_expr): Allow negating a
25634 constant if overflow does not change.
25636 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25638 * doc/c-tree.texi (Expression trees): Improve markup.
25639 * doc/tm.texi (Register Classes, Addressing Modes)
25640 (Floating Point): Fix spacing after abbreviations. Fix some
25643 2007-02-01 Ben Elliston <bje@au.ibm.com>
25645 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25646 * doc/contrib.texi: Likewise.
25647 * doc/install.texi: Likewise.
25649 2007-01-31 Richard Henderson <rth@redhat.com>
25650 Ian Lance Taylor <iant@google.com>
25652 * lower-subreg.c: New file.
25653 * rtl.def (CONCATN): Define.
25654 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25655 pass_lower_subreg2.
25656 * emit-rtl.c (update_reg_offset): New static function, broken out
25657 of gen_rtx_REG_offset.
25658 (gen_rtx_REG_offset): Call update_reg_offset.
25659 (gen_reg_rtx_offset): New function.
25660 * regclass.c: Revert patch of 2006-03-05, restoring
25662 (clear_reg_info_regno): New function.
25663 * dwarf2out.c (concatn_loc_descriptor): New static function.
25664 (loc_descriptor): Handle CONCATN.
25665 * common.opt (fsplit_wide_types): New option.
25666 * opts.c (decode_options): Set flag_split_wide_types when
25668 * timevar.def (TV_LOWER_SUBREG): Define.
25669 * rtl.h (gen_reg_rtx_offset): Declare.
25670 (reg_scan_update): Declare.
25671 * regs.h (clear_reg_info_regno): Declare.
25672 * tree-pass.h (pass_lower_subreg): Declare.
25673 (pass_lower_subreg2): Declare.
25674 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25675 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25676 -fsplit-wide-types.
25677 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25678 * Makefile.in (OBJS-common): Add lower-subreg.o.
25679 (lower-subreg.o): New target.
25681 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25683 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25685 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25688 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25690 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25692 PR middle-end/29335
25693 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25695 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25697 * cfgloop.h: Include vec-prim.h.
25698 (enum li_flags): Remove LI_ONLY_OLD.
25699 (loop_iterator): Changed.
25700 (fel_next, fel_init): Iterate over loop tree.
25701 (FOR_EACH_LOOP_BREAK): New macro.
25702 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25704 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25705 * modulo-sched.c (sms_schedule): Ditto.
25706 * tree-vectorizer.c (vectorize_loops): Ditto.
25707 * doc/loop.texi: Update information on loop numbering and behavior of
25708 FOR_EACH_LOOP wrto new loops.
25709 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25710 add_to_evolution_1): Test nestedness of loops instead of comparing
25712 * tree-chrec.c (chrec_fold_plus_poly_poly,
25713 chrec_fold_multiply_poly_poly, chrec_evaluate,
25714 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25715 reset_evolution_in_loop): Ditto.
25716 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25718 2007-01-31 Dirk Mueller <dmueller@suse.de>
25720 * c-common.c (warn_about_parentheses): Separate warning about
25721 un-parenthized sequence of comparison operators from the one
25722 which is supposed to warn about x <= y <= z.
25724 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25726 * optabs.h (enum optab_index): Add new OTI_isinf.
25727 (isinf_optab): Define corresponding macro.
25728 * optabs.c (init_optabs): Initialize isinf_optab.
25729 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25731 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25732 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25734 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25735 expand_builtin_interclass_mathfn.
25736 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25737 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25738 (fxam<mode>2_i387): New insn pattern.
25739 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25740 built-in functions as x87 inline asm.
25742 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25744 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25746 2007-01-30 Eric Christopher <echristo@apple.com>
25748 * config.gcc: Add geode.
25750 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25752 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25753 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25754 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25755 value-prof.c: Fix comment typos.
25757 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25760 * doc/invoke.texi (Wpointer-arith): Document warning.
25762 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25764 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25765 the list of discrepancies from the draft TR.
25767 2007-01-30 Dirk Mueller <dmueller@suse.de>
25770 * doc/invoke.texi (-Wreturn-type): Update description to
25771 match new behavior.
25773 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25775 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25777 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25779 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25780 to handle optabs that operate on floating point input argument and
25781 output to integer output.
25782 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25783 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25784 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25785 expand_builtin_interclass_mathfn ().
25786 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25787 (ilogbsi2): Remove.
25788 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25789 ilogbl built-in functions as x87 intrinsics.
25791 2007-01-30 Richard Guenther <rguenther@suse.de>
25793 PR middle-end/27657
25794 * dwarf2out.c (reference_to_unused): Query varpool if the
25795 variable was output.
25797 2007-01-30 Richard Guenther <rguenther@suse.de>
25799 PR middle-end/30313
25800 * passes.c (execute_one_pass): Reset in_gimple_form to not
25801 confuse non-unit-at-a-time mode.
25803 2007-01-29 Roger Sayle <roger@eyesopen.com>
25804 Richard Guenther <rguenther@suse.de>
25806 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25807 avoid undefined behaviour on overflow. Use force_fit_type_double
25808 to construct the constant with the specified TREE_OVERFLOW.
25810 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25812 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25813 * config/dfp-bit.h: Ditto.
25815 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25817 * c-decl.c (pop_scope): Replace warnings with call to
25818 warn_for_unused_label.
25819 * c-common.h (warn_for_unused_label): Declare.
25820 * c-common.c (warn_for_unused_label): Define.
25822 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25824 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25827 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25829 * Makefile.in (USER_H): Remove decfloat.h.
25830 * ginclude/decfloat.h: Delete, moving contents to ...
25831 * ginclude/float.h: Add support for decimal floating point,
25832 guarded by __STDC_WANT_DEC_FP__.
25834 2007-01-29 Mike Stump <mrs@apple.com>
25836 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25837 Analysis and Representation to resolve case insensitive conflict.
25838 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25840 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25842 * tree.h (struct tree_memory_tag): Add aliases member.
25843 (MTAG_ALIASES): New macro.
25844 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25845 (add_may_alias): Remove pointer-set. Update for may_aliases being
25847 (mark_aliases_call_clobbered): Update for may_aliases being a
25849 (compute_tag_properties): Ditto.
25850 (create_partition_for): Ditto.
25851 (compute_memory_partitions): Ditto.
25852 (dump_may_aliases_for): Ditto.
25853 (is_aliased_with): Ditto.
25854 (add_may_alias_for_new_tag): Ditto.
25855 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25856 (compute_is_aliased): New function.
25857 (compute_may_aliases): Call compute_is_aliased).
25858 (init_alias_info): Initialize alias_bitmap_obstack.
25859 (union_alias_set_into): New function.
25860 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25861 (have_common_aliases_p): Rewrite to take two bitmaps and use
25863 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25864 Update for bitmaps.
25865 (finalize_ref_all_pointers): Update for add_may_alias changes.
25866 (new_type_alias): Ditto.
25867 * tree-flow-inline.h (may_aliases): Return a bitmap.
25868 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25869 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25870 may_aliases being a bitmap.
25871 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25872 may_aliases now returns a bitmap.
25873 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25875 * tree-ssa-operands.c (add_virtual_operand): Update for
25876 may_aliases being a bitmap.
25878 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25880 PR tree-optimization/30630
25881 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25882 variable as changed.
25884 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25887 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25888 expanded only once even if an error occurs.
25890 2007-01-29 Ben Elliston <bje@au.ibm.com>
25892 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25893 (__gcov_average_profiler): Likewise.
25894 (__gcov_ior_profiler): Likewise.
25895 (__gcov_merge_ior): Likewise.
25897 2007-01-28 Jan Hubicka <jh@suse.cz>
25899 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25900 * value-prof.c (stringop_block_profile): Likewise.
25902 2007-01-28 Jan Hubicka <jh@suse.cz>
25904 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25905 Add variant handling histograms; add wrapper.
25906 (clear_storage_via_libcall): Export.
25907 (emit_block_move_hints): Break out from ...; add histograms.
25908 (emit_block_move): ... this one.
25909 (clear_storage_hints): Break out from ...; add histograms.
25910 (clear_storage): ... this one.
25911 (set_storage_via_memset): Handle histogram.
25912 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25913 (clear_storage_hints, clear_storage_via_libcall): Declare.
25914 (set_storage_via_setmem): Update prototype.
25915 * doc/md.texi (movmem, setmem): Document new arguments.
25917 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25918 Add new histograms.
25919 (stringop_block_profile): New global function.
25920 (tree_stringops_values_to_profile): Profile block size and alignment.
25921 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25923 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25924 (stringop_block_profile): Declare.
25925 * builtins.c: Include value-prof.h.
25926 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25927 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25928 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25929 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25930 * profile.c (instrument_values): Add new counters.
25931 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25933 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25934 (tree_init_edge_profiler): Build new profilers.
25935 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25936 (pass_tree_profile): Add dump.
25937 (tree_profile_hooks): Update.
25938 * Makefile.in (LIBGCOV): Add new constants.
25939 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25940 __gcov_ior_profiler): New.
25941 * i386.md (movmem/setmem expanders): Add new optional arguments.
25943 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25945 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25947 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25949 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25950 (tree_unswitch_single_loop): Pass eni_size_weights to
25951 tree_num_loop_insns.
25952 * tree-ssa-loop-manip.c: Include tree-inline.h.
25953 (can_unroll_loop_p): Pass eni_size_weights to
25954 tree_num_loop_insns.
25955 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25956 Pass eni_size_weights to estimate_num_insns.
25957 * tree.h (init_inline_once): Export.
25958 * toplev.c (backend_init): Call init_inline_once.
25959 * cgraphunit.c (cgraph_process_new_functions,
25960 cgraph_analyze_function): Pass eni_inlining_weights to
25961 estimate_num_insns.
25962 * ipa-inline.c (compute_inline_parameters): Ditto.
25963 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25964 to estimate_num_insns.
25965 (try_unroll_loop_completely): Pass eni_size_weights to
25966 tree_num_loop_insns.
25967 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25968 ot estimate_num_insns.
25969 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25970 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25971 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25972 eni_time_weights): New variables.
25973 (init_inline_once): Initialize them.
25974 (struct eni_data): Mew.
25975 (estimate_num_insns_1, estimate_num_insns): Use weights.
25976 * tree-inline.h (struct eni_weights_d): New.
25977 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25978 (estimate_num_insns): Declaration changed.
25979 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25980 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25981 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25983 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25985 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25986 relations in the conflict function is valid.
25988 2007-01-27 Ian Lance Taylor <iant@google.com>
25990 * common.opt: Add fstrict-overflow.
25991 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25992 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25993 (TYPE_OVERFLOW_UNDEFINED): Define.
25994 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25996 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25997 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25998 (fold_negate_expr): Likewise.
25999 (make_range): Likewise.
26000 (extract_muldiv_1): Likewise.
26001 (maybe_canonicalize_comparison): Likewise.
26002 (fold_comparison): Likewise.
26003 (fold_binary): Likewise.
26004 (tree_expr_nonnegative_p): Likewise.
26005 (tree_expr_nonzero_p): Likewise.
26006 * tree-vrp.c (compare_values): Likewise.
26007 (extract_range_from_binary_expr): Likewise.
26008 (extract_range_from_unary_expr): Likewise.
26009 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26011 (nowrap_type_p): Likewise.
26012 * tree-scalar-evolution.c (simple_iv): Likewise.
26013 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26014 (build_range_check): Likewise.
26015 (extract_muldiv_1): Likewise.
26016 (fold_comparison): Likewise.
26017 * tree-vrp.c (vrp_int_const_binop): Likewise.
26018 (extract_range_from_unary_expr): Likewise.
26019 * convert.c (convert_to_integer): Likewise.
26020 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26021 (fold_comparison): Likewise.
26022 (fold_binary): Likewise.
26023 * optabs.c (optab_for_tree_code): Likewise.
26024 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26025 * simplify-rtx.c (simplify_const_relational_operation): Check
26026 flag_strict_overflow and flag_trapv.
26027 (simplify_const_relational_operation): Likewise.
26028 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26029 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26032 2007-01-27 Roger Sayle <roger@eyesopen.com>
26034 * tree.c (tree_fold_gcd): Delete.
26035 * tree.h (tree_fold_gcd): Remove prototype.
26036 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26037 test whether one constant integer is a multiple of another. Instead
26038 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26039 * fold-const.c (multiple_of_p): We've determined both TOP and
26040 BOTTOM are integer constants so we can call int_const_binop directly
26041 instead of the more generic const_binop.
26043 2007-01-27 Roger Sayle <roger@eyesopen.com>
26045 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26046 1*X check that the constant hasn't overflowed, to preserve the
26048 (round_up): Provide an efficient implementation when rouding-up an
26049 INTEGER_CST to a power-of-two.
26051 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26053 * doc/sourcebuild.texi: Add comma for clarity.
26054 * doc/extend.texi: Fix some typos.
26055 * doc/passes.texi: Likewise.
26056 * doc/cppinternals.texi: Likewise.
26057 * doc/c-tree.texi: Likewise.
26058 * doc/tree-ssa.texi: Likewise.
26059 * doc/install.texi: Likewise.
26061 2007-01-27 Jan Hubicka <jh@suse.cz>
26063 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26064 (pass_sra): Do not require alias information.
26065 * passes.c (init_optimization_passes): Add SRA
26067 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26069 * tracer.c (rest_of_handle_tracer): We already cleaned
26070 up the CFG in tracer() so don't do it here again.
26071 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26072 cleanup_cfg here, either. And don't call renumber_insns.
26074 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26075 and BB_HEAD are in the insn stream here. Instead make sure
26076 that BB_INSN is valid on all insns. Also, do check here that
26077 there are no pending branch predictions...
26078 (rtl_verify_flow_info): ...instead of doing it here. Checks
26079 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26082 2007-01-26 Roger Sayle <roger@eyesopen.com>
26084 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26085 function to simplify/factorize operand order canonicalization.
26086 (ix86_fixup_binary_operands): Reorganize using the above function.
26087 (ix86_binary_operator_ok): Likewise.
26089 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26091 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26092 file scope from optimize_attrs.
26093 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26095 (optimize_attrs): Clear insn_code_values after freeing it.
26097 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26099 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26100 a parts.base assignment.
26102 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26104 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26105 (compute_subscript_distance, initialize_data_dependence_relation,
26106 finalize_ddr_dependent, analyze_ziv_subscript,
26107 analyze_siv_subscript_cst_affine,
26108 compute_overlap_steps_for_affine_univar,
26109 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26110 analyze_siv_subscript, analyze_miv_subscript,
26111 analyze_overlapping_iterations, subscript_dependence_tester_1,
26112 compute_self_dependence, free_dependence_relation): Work
26113 with affine_fn instead of chrecs.
26114 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26115 common_affine_function, affine_function_base,
26116 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26117 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26118 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26119 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26120 (all_chrecs_equal_p): Removed.
26121 * tree-data-ref.h (affine_fn, conflict_function): New types.
26122 (struct subscript): Change type of conflicting_iterations_in_a
26123 and conflicting_iterations_in_b.
26125 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26128 * config/pa/pa.h (TARGET_HPUX_11): New.
26129 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26130 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26132 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26133 Richard Guenther <rguenther@suse.de>
26135 * tree-ssa-structalias.c (solve_graph): Handle case
26136 we merged the variable to another.
26138 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26140 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26143 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26144 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26146 2007-01-25 DJ Delorie <dj@redhat.com>
26148 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26149 allow changes to modes which don't fit in those registers.
26151 * reload1.c (choose_reload_regs): Check for invalid subregs before
26152 computing their locations, not after.
26154 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26157 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26158 save Altivec registers in an eh_return function.
26159 (compute_vrsave_mask): Likewise.
26160 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26161 for saving Altivec registers.
26162 (rs6000_emit_prologue): Don't allocate stack twice in
26163 eh_return function. Correct expected value of altivec_save_offset
26164 when using save_world. Describe save of R0 to stack when using
26165 save_world. Describe stack pointer adjustment when using
26166 save_world. Remove duplicated eh_return parameter register saving.
26167 Update sp_offset variable after save_world.
26168 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26170 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26171 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26174 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26176 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26178 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26181 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26182 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26184 2007-01-25 Richard Guenther <rguenther@suse.de>
26186 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26187 * common.opt (-Wcoverage-mismatch): New warning option.
26188 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26189 if -Wcoverage-mismatch is given.
26191 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26193 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26194 (ipcp_driver): Change to static definition.
26195 Add dumping of the ifunctions.
26196 (constant_val_insert): Remove unused parameter. Support for SSA.
26197 (ipcp_propagate_const): Support for SSA.
26198 (ipcp_profile_bb_print): Print only analyzed nodes.
26199 (ipcp_replace_map_create): Remove support for Fortran constant
26201 * ipa-prop.c (ipa_method_modify_stmt,
26202 ipa_callsite_compute_param): Support for SSA.
26203 * ipa-prop.h (ipcp_driver): Remove declaration.
26204 (IS_VALID_TREE_MAP_INDEX): Add define.
26206 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26208 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26210 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26212 PR middle-end/30447
26213 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26214 constant argument to cabs and do it without checking for
26215 -funsafe-math-optimizations.
26217 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26219 * c-common.h (RID_FIRST_CXX0X): New.
26220 (RID_LAST_CXX0X): New.
26221 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26223 * c.opt (Wc++0x-compat): New.
26224 * doc/invoke.texi (-Wc++0x-compat): Document.
26226 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26228 * builtins.c (fold_builtin_carg): New.
26229 (fold_builtin_1): Use it.
26231 2007-01-24 Jan Hubicka <jh@suse.cz>
26233 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26235 * ipa-inline.c (initial_insns, max_insns): Delete.
26236 (compute_max_insns): New function.
26237 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26238 amount of insns as base for code growth.
26239 (cgraph_decide_inlining): Make initial_insns local; do not compute
26241 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26242 * doc/invoke.texi (inline-unit-growth): Update docs.
26244 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26246 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26247 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26248 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26249 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26250 for CPUs that have PTA_CX16 set.
26252 PR middle-end/27416
26253 * gimplify.c (omp_check_private): New function.
26254 (gimplify_scan_omp_clauses): Use it for
26255 firstprivate/lastprivate/reduction.
26257 PR middle-end/30494
26258 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26259 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26261 PR middle-end/30421
26262 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26263 If lower_lastprivate_clauses emits some statements, append them
26264 to dlist rather than body_p and to body_p append an initializer.
26265 (lower_omp_for): Adjust caller.
26267 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26269 * target.h (globalize_decl_name): New.
26270 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26271 * output.h (default_globalize_decl_name): New.
26272 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26274 (globalize_decl): Ditto.
26275 (default_globalize_decl_name): New.
26276 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26277 (ia64_handle_version_id_attribute): New.
26278 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26279 (ia64_asm_output_external): Use globalize_decl_name instead
26280 of globalize_label.
26281 * doc/extend.texi (version_id): New pragma.
26282 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26284 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26286 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26287 _uleb128_t and _Unwind_SWord with _sleb128_t.
26288 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26289 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26291 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26292 * unwind-pe.h (read_uleb128, read_sleb128,
26293 read_encoded_value_with_base): Likewise.
26294 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26296 2007-01-24 Richard Guenther <rguenther@suse.de>
26298 * builtins.c (expand_builtin_cexpi): Get the fndecl
26299 for cexp in the correct way.
26301 2007-01-24 Jan Hubicka <jh@suse.cz>
26303 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26306 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26308 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26309 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26310 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26311 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26312 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26313 __SIZEOF_PTRDIFF_T__.
26314 * doc/cpp.texi: Documentation for the new builtin macros added.
26316 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26318 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26319 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26320 instead of operands[2] to avoid access past the end of array.
26322 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26324 * reload1.c (emit_reload_insns): Pass the reload register
26325 for a non-spill output reload through forget_old_reloads_1.
26327 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26329 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26330 _SOFT_DOUBLE if doubles use software floating-point.
26331 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26332 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26333 * config/rs6000/darwin-ldouble.c: Also compile functions for
26334 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26335 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26336 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26337 commented-out long double override.
26338 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26339 * config/rs6000/eabispe.h: Likewise.
26340 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26341 long double for non-SPE.
26342 (rs6000_handle_option): Likewise.
26343 (invalid_e500_subreg): Disallow more subregs involding DImode,
26344 DFmode, TImode or TFmode.
26345 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26347 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26349 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26350 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26352 (rs6000_legitimate_address): Also check for TFmode for E500
26354 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26355 (spe_build_register_parallel): Handle TFmode and TCmode.
26356 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26358 (function_arg): Handle TFmode and TCmode for E500 double.
26359 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26361 (print_operand): Handle TFmode and TImode for %y.
26362 (rs6000_generate_compare): Handle TFmode comparisons for E500
26364 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26365 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26366 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26367 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26368 TFmode for E500 double.
26369 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26370 (floatsidf2): Enable for E500 double.
26371 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26372 (extenddftf2): Change to extenddftf2_fprs.
26373 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26374 depending on TARGET_E500_DOUBLE.
26375 (extendsftf2): Enable for E500 double.
26376 (trunctfdf2): Enable for E500 double.
26377 (trunctfsf2): Change to trunctfsf2_fprs.
26378 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26379 depending on TARGET_E500_DOUBLE.
26380 (floatsitf2): Enable for E500 double.
26381 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26382 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26383 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26384 (negtf2): Change to negtf2_internal.
26385 (negtf2): New expander.
26386 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26387 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26388 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26389 (movdi_internal32): Use rs6000_nonimmediate_operand.
26390 (unnamed splitter): Likewise.
26391 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26392 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26393 (SPE64TF, DITI): New mode macros.
26394 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26397 (frob_<mode>_di_2): New.
26398 (frob_tf_di_8_2): New.
26399 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26401 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26403 (frob_ti_<mode>_8_2): New.
26404 (frob_ti_tf_2): New.
26405 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26406 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26408 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26409 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26410 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26411 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26412 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26413 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26416 2007-01-23 Ian Lance Taylor <iant@google.com>
26418 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26420 (OBJS-archive): Reformat, alphabetize.
26421 (OBJS): Change out_object_file to OBJS-md.
26423 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26425 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26426 JUMP_P and CALL_P predicates where applicable.
26427 * config/i386/i386.c: Ditto.
26428 * config/i386/i386.md: Ditto.
26429 * config/i386/mmx.md: Ditto.
26430 * config/i386/predicates.md: Ditto.
26432 2007-01-22 Andreas Schwab <schwab@suse.de>
26434 * config/m68k/m68k.h: Fix comment.
26436 2007-01-22 Jan Hubicka <jh@suse.cz>
26438 * passes.c (init_optimization_passes): Do not rerun
26439 pass_early_warn_uninitialized.
26441 2007-01-22 Richard Guenther <rguenther@suse.de>
26443 PR tree-optimization/30038
26444 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26446 (execute_cse_sincos_1): Likewise.
26447 (execute_cse_sincos): Likewise.
26448 (gate_cse_sincos): Likewise.
26449 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26450 the cexpi() canonicalization of sincos().
26451 * tree-pass.h (pass_cse_sincos): Declare.
26452 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26454 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26456 PR rtl-optimization/29329
26457 * combine.c (replaced_rhs_insn): Rename to i2mod.
26458 (replaced_rhs_value): Rename to i2mod_new_rhs.
26459 (i2mod_old_rhs): New global variable.
26460 (combine_instructions): Adjust for above change. Save a copy of
26461 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26462 note are substituted in the second instruction.
26463 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26464 ditch the note if it pertains to the second eliminated register
26465 and this register is mentioned in i2mod_old_rhs.
26468 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26470 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26471 the insn to which the note was originally attached.
26473 2007-01-21 Jan Hubicka <jh@suse.cz>
26475 * ipa-inline.c (inlining_mode): Comment, move up.
26476 (cgraph_decide_inlining_incrementally): Do not perform inlining
26477 itself; fix handling of flattening of self recursive functions.
26478 (cgraph_find_cycles): Remove.
26479 (cgraph_flatten_node): Remove.
26480 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26481 (try_inline): New function.
26482 (cgraph_early_inlining): Update call of
26483 cgraph_decide_inlining_incrementally. Apply inlining here.
26484 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26486 2007-01-21 Dirk Mueller <dmueller@suse.de>
26489 * tree-vrp.c (check_array_bounds): do not warn
26490 about ADDR_EXPR's of ARRAY_REF's which are immediately
26491 used in binary expressions.
26493 2007-01-21 Ira Rosen <irar@il.ibm.com>
26495 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26496 read_write_dep and macros for its access.
26497 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26498 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26499 argument, call vect_check_interleaving for every independent pair of
26500 data-refs. Mark loads that access the same memory location as a store
26502 (vect_check_dependences): Remove.
26503 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26504 call, fix the call to vect_analyze_data_ref_dependence.
26505 (vect_analyze_data_ref_access): For statements that access the same
26506 data-ref, check that they are not stores; for loads, check that there
26507 is no store that access the same location.
26509 2007-01-20 Roger Sayle <roger@eyesopen.com>
26510 Joseph Myers <joseph@codesourcery.com>
26512 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26513 (-fdump-rtl-stack): Likewise.
26514 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26515 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26516 (-mpt-fixed): Use @minus{} for minus sign.
26517 (Using Precompiled Headers): Fix under/overfull hbox.
26519 2007-01-20 Jan Hubicka <jh@suse.cz>
26521 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26522 place within annotation.
26524 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26526 * pa.c (output_move_double): Change array size of xoperands to 4.
26528 2007-01-20 Jan Hubicka <jh@suse.cz>
26530 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26533 2007-01-19 Ian Lance Taylor <iant@google.com>
26535 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26536 constant to unsigned HOST_WIDE_INT before negating.
26538 2007-01-19 Ian Lance Taylor <iant@google.com>
26540 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26542 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26543 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26544 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26545 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26546 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26547 (realloc_vdef, realloc_vuse): Change second parameter to
26549 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26550 fields to unsigned.
26551 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26552 unsigned. Change x and lim locals to unsigned.
26553 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26555 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26556 (copy_virtual_operands): Change i and n locals to unsigned.
26558 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26560 PR middle-end/29335
26561 * builtins.c (fold_builtin_1): Handle builtin fdim.
26563 2007-01-20 Jan Hubicka <jh@suse.cz>
26565 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26566 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26567 init_alias_heapvars.
26568 (init_alias_heapvars): Initialize only when not already initialized.
26569 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26571 2007-01-19 Roger Sayle <roger@eyesopen.com>
26573 * common.opt (fsigned-zeros): New command line option.
26574 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26575 of flag_unsafe_math_optimizations.
26576 * opts.c (set_fast_math_flags): The -ffast-math command line option
26577 implies -fno-signed-zeros.
26578 (fast_math_flags_set_p): Likewise.
26580 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26581 the documentation of -ffast-math appropriately. Wrap long lines.
26583 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26585 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26586 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26588 2007-01-19 Tomas Bily <tbily@suse.cz>
26590 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26592 (tree_init_ic_make_global_vars): New function
26593 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26594 (tree_gen_ic_profiler): New function
26595 (tree_gen_ic_func_profiler): New function
26596 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26597 (tree_profile_hooks): Added hook for indirec/virtual calls
26598 * value-prof.c (tree_find_values_to_profile): New case for
26600 (tree_values_to_profile): Call for determining indirect/virtual
26602 (tree_indirect_call_to_profile): New function
26603 (tree_ic_transform): New function
26604 (tree_ic): New function
26605 (find_func_by_pid): New function
26606 (init_pid_map): New function
26607 (tree_value_profile_transformations): Added check for
26608 indirect/virtual call transformation
26609 * value-prof.h (enum hist_type): New counter type for
26610 indirect/virtual calls
26611 (profile_hooks): Added new hook for profiling indirect/virtual
26613 * profile.c (instrument_values): New case for indirect/virtual
26615 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26616 (GCOV_COUNTER_V_INDIR): New counter type
26617 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26618 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26620 * cgraph.c: Definition of cgraph_max_pid
26621 (cgraph_create_node): Default init of pid attribute
26622 * cgraph.h: Declaration of cgraph_max_pid
26623 (struct cgraph_node): Added pid attribute
26624 * libgcov.c (__gcov_indirect_call_profiler): New function
26625 (__gcov_one_value_profiler_body): New function
26626 (__gcov_one_value_profiler): Body was moved to
26627 __gcov_one_value_profiler_body and calls it
26629 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26631 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26632 * gengtype.c (write_types_data, write_func_for_structure,
26633 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26634 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26635 (walk_type, write_func_for_structure): Generate the mark_hook if
26638 2007-01-19 Jan Hubicka <jh@suse.cz>
26640 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26641 'early' argument take inlining mode argument specifying whether to
26642 inline for size/speeed or all functions; add support for flattening;
26644 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26646 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26649 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26650 the name of the declared identifier.
26652 2007-01-19 Dirk Mueller <dmueller@suse.de>
26654 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26655 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26656 duplicate evaluation.
26658 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26660 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26661 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26662 to XFMode, use acosxf2 and truncate result to requested mode.
26663 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26664 (asin<mode>2): Similarly, with asin expanders.
26665 (*fscalexf4_i387): Rename from *fscalexf4.
26666 (expNcorexf3): New expander.
26667 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26668 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26669 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26670 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26671 patterns for SSE math.
26672 (exp10<mode>2): Similarly, with exp10 expanders.
26673 (exp2<mode>2): Similarly, with exp2 expanders.
26674 (expm1<mode>2): Similarly, with expm1 expanders.
26675 (ldexp<mode>3): Similarly, with ldexp expanders.
26676 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26677 Use gen_truncxf<mode>2_i387_noop to truncate result.
26679 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26681 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26682 for ColdFire targets.
26684 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26685 Richard Sandiford <richard@codesourcery.com>
26687 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26688 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26689 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26690 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26691 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26692 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26694 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26696 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26697 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26698 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26699 (*adddi_dilshr32_cf): New pattern.
26700 (adddi3, subdi3): Remove first alternatives.
26702 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26704 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26705 implemented using move.l, do not use its cc result for floating-point
26708 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26710 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26711 from accepting 's' constraints if flag_pic.
26713 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26715 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26716 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26717 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26718 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26720 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26722 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26723 ColdFire alternatives.
26724 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26725 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26726 architectures that support ff1 instruction.
26728 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26729 Julian Brown <julian@codesourcery.com>
26731 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26732 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26733 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26736 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26738 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26740 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26741 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26742 HOST_WIDE_INT instead of an rtx.
26743 (m68k_rtx_costs): Update call accordingly.
26744 (output_move_const_into_data_reg): Likewise. Fix formatting.
26745 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26747 (output_move_simode_const): Update calls after above changes.
26748 Rework to use automatic variables and predicates like MEM_P.
26749 * config/m68k/m68k.md (pushexthisi_const): Update call to
26752 2007-01-19 Dirk Mueller <dmueller@suse.de>
26754 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26755 in dump_flags test.
26757 2007-01-19 Richard Guenther <rguenther@suse.de>
26759 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26760 via cexp in case sincos is not available.
26762 2007-01-19 Richard Guenther <rguenther@suse.de>
26764 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26765 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26766 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26767 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26768 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26769 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26770 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26771 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26773 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26775 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26777 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26778 (atan2xf3): Directly generate RTL pattern.
26779 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26780 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26781 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26782 disable patterns for SSE math.
26783 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26784 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26785 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26786 disable patterns for SSE math.
26788 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26790 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26792 2007-01-18 Roger Sayle <roger@eyesopen.com>
26794 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26795 VIEW_CONVERT_EXPR to the same type as it's operand.
26797 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26799 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26800 configured for long double 128.
26802 2007-01-18 Mike Stump <mrs@apple.com>
26804 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26807 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26809 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26812 2007-01-18 Jan Hubicka <jh@suse.cz>
26814 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26815 greater than NUM_VOP_FREE_BUCKETS.
26817 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26819 * tree-ssa-structalias.c: Update comments.
26820 (ptabitmap_obstack): Removed.
26821 (pta_obstack): New.
26822 (oldpta_obstack): Ditto.
26823 (stats): Add a few members.
26824 (struct variable_info): Remove node, complex, address_taken, and
26825 indirect_target members. Add oldsolution member.
26826 (new_var_info): Do not initialize removed members.
26827 (constraint_expr_type): Remove INCLUDES.
26828 (constraint_graph): Add size, implicit_preds, rep,
26829 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26830 (FIRST_REF_NODE): New macro.
26831 (LAST_REF_NODE): Ditto.
26832 (FIRST_ADDR_NODE): Ditto.
26833 (find): New function.
26835 (dump_constraint): Do not handle INCLUDES.
26836 (insert_into_complex): Do not insert duplicate constraints.
26837 (condense_varmap_nodes): Renamed and rewritten into ...
26838 (merge_node_constraints): This. Also fix bug in handling of
26839 offseted copy constraints.
26840 (clear_edges_for_node): No longer need to deal with preds at all,
26841 or removing associated preds/succs.
26842 (merge_graph_nodes): Deal with indirect_cycles.
26843 Don't deal with predecessors.
26844 (add_implicit_graph_edge): New function.
26845 (add_pred_graph_edge): Ditto.
26846 (add_graph_edge): Don't deal with predecessors.
26847 (build_constraint_graph): Removed.
26848 (build_pred_graph): New function.
26849 (build_succ_graph): Ditto.
26850 (struct scc_info): Removed in_component. Added roots, dfs, and
26851 node_mapping. Remove visited_index, unification_queue.
26852 (scc_visit): Deal with union-find we do now.
26853 Deal with cycles with REF nodes.
26854 (collapse_nodes): Renamed and rewritten to ...
26855 (unify_nodes): This.
26856 (process_unification_queue): Removed.
26857 (topo_visit): Cleanup
26858 (do_da_constraint): Use find.
26859 (do_sd_constraint): Ditto.
26860 (do_ds_constraint): Ditto.
26861 (do_complex_constraint): Ditto.
26862 (init_scc_info): Update for removed and added members.
26863 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26864 (find_indirect_cycles): This.
26865 (equivalence_class): New variable.
26866 (label_visit): New function.
26867 (perform_variable_substitution): Rewritten.
26868 (free_var_substitution_info): New function.
26869 (find_equivalent_node): Ditto.
26870 (move_complex_constraints): Ditto.
26871 (eliminate_indirect_cycles): Ditto.
26872 (solve_graph): Only propagate changed bits.
26873 Use indirect cycle elimination.
26875 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26876 (tree_id_eq): Renamed to ...
26877 (tree_vi_eq): This. Update for member change
26878 (insert_id_for_tree): Renamed and rewritten to ...
26879 (insert_vi_for_tree): This.
26880 (lookup_id_for_tree): Renamed and rewritten to ...
26881 (lookup_vi_for_tree): This.
26882 (get_id_for_tree): Renamed and rewritten to ...
26883 (get_vi_for_tree): Ditto.
26884 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26885 (process_constraint): Don't handle INCLUDES.
26886 Remove special ADDRESSOF case.
26887 (find_func_aliases): Rewrite to use vi functions instead of id
26889 (create_function_info_for): Ditto.
26890 (create_variable_info_for): Ditto.
26891 (intra_create_variable_infos): Ditto.
26892 (merge_smts_into): Ditto.
26893 (find_what_p_points_to): Ditto.
26894 (init_base_vars): Ditto.
26895 (init_alias_vars): Ditto.
26896 (remove_preds_and_fake_succs): New function.
26897 (dump_sa_points_to_info): Dump new stats.
26898 (dump_solution_for_var): Use find.
26899 (set_used_smts): Fix formatting.
26900 (compute_points_to_sets): Updated for new functions.
26901 (ipa_pta_execute): Ditto.
26903 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26904 Richard Sandiford <richard@codesourcery.com>
26906 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26908 * calls.c (expand_call): If the return value is a PARALLEL,
26909 extract its first member.
26910 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26911 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26912 use FUNCTION_EXTRA_EPILOGUE.
26913 (m68k_function_value): Return a PARALLEL if the return value
26914 is of a pointer type.
26915 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26916 (FUNCTION_EXTRA_EPILOGUE): Remove.
26917 * config/m68k/m68k.md (D0_REG): New constant.
26919 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26921 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26922 output a NOP for empty epilogues.
26924 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26926 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26927 before function. Extend register save check to include all
26928 registers, not just integer ones.
26930 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26932 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26933 (m68k_use_return_insn): ...this.
26934 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26935 * config/m68k/m68k.c (use_return_insn): Rename to...
26936 (m68k_use_return_insn): ...this.
26937 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26938 of USE_RETURN_INSN.
26940 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26942 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26943 nearest even, fix denormal rounding overflow.
26945 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26947 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26948 f%$smove and f%$move.
26949 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26950 (extendsfdf2_cf): Use fdmove instead of f%&move.
26951 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26952 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26954 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26956 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26959 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26961 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26962 (coldfire_single_format): Declare.
26963 (coldfire_double_format): Likewise.
26964 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26965 of qnan_msb_set to determine the lower bits of a canonical
26967 (encode_ieee_double): Likewise.
26968 (encode_ieee_quad): Likewise.
26969 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26970 (mips_single_format): Likewise.
26971 (ieee_double_format): Likewise.
26972 (mips_double_format): Likewise.
26973 (ieee_extended_motorola_format): Likewise.
26974 (ieee_extended_intel_96_format): Likewise.
26975 (ieee_extended_intel_128_format): Likewise.
26976 (ieee_extended_intel_96_round_53_format): Likewise.
26977 (ibm_extended_format): Likewise.
26978 (mips_extended_format): Likewise.
26979 (ieee_quad_format): Likewise.
26980 (mips_quad_format): Likewise.
26981 (vax_f_format): Likewise.
26982 (vax_d_format): Likewise.
26983 (vax_g_format): Likewise.
26984 (i370_single_format): Likewise.
26985 (i370_double_format): Likewise.
26986 (decimal_single_format): Likewise.
26987 (decimal_double_format): Likewise.
26988 (decimal_quad_format): Likewise.
26989 (c4x_single_format): Likewise.
26990 (c4x_extended_format): Likewise.
26991 (real_internal_format): Likewise.
26992 (coldfire_single_format): New real_format.
26993 (coldfire_double_format): Likewise.
26994 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26995 canonical_nan_lsbs_set.
26996 (pdp11_d_format): Likewise.
26997 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26998 if TARGET_COLDFIRE_CPU.
27000 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27002 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27003 (output_call, m68k_legitimize_call_address): Declare.
27004 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27005 parenthesees. Add support for a 'W' constraint.
27006 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27007 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27008 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27009 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27011 (override_options): Initialize them. Do not set flag_no_function_cse
27012 for TARGET_ID_SHARED_LIBRARY.
27013 (m68k_output_pic_call): Delete.
27014 (m68k_legitimize_call_address): New function.
27015 (print_operand): Remove the %o prefix. Handle the %p prefix.
27016 (output_call): New function.
27017 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27018 target address from the GOT if symbolic jumps are not allowed.
27019 * config/m68k/m68k.md (call, general_operand): Do not set
27020 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27021 Merge separate flag_pic and !flag_pic define_insns into...
27022 (*call, *call_value): ...these new patterns. Match the address
27023 rather than the containing MEM and require it to be a call_operand.
27024 Use output_call to generate the asm template.
27025 * config/m68k/predicates.md (const_call_operand): New predicate.
27026 (call_operand): Likewise.
27028 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27030 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27031 (STACK_GROWS_DOWNWARD): Define to 1.
27032 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27033 comments, emphasizing that these values are only defaults.
27034 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27035 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27037 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27039 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27041 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27042 Richard Sandiford <richard@codesourcery.com>
27044 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27045 (FP_REGNO_P): New macros.
27046 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27047 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27048 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27049 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27051 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27053 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27054 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27056 * config/m68k/t-floatlib: New file, extracting common code from...
27057 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27058 * config/m68k/t-uclinux: Here.
27059 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27060 routines on ColdFire targets.
27062 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27064 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27065 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27066 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27067 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27068 explicitly set MOTOROLA to 1.
27069 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27071 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27072 Nathan Sidwell <nathan@codesourcery.com>
27074 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27075 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27076 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27077 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27078 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27079 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27080 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27081 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27082 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27083 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27084 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27085 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27086 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27087 (DBX_REGISTER_NUMBER): Delete.
27088 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27089 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27090 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27092 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27094 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27095 * config/flat.h: New file.
27096 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27097 OBJECT_FORMAT_FLAT.
27098 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27099 indirect references for -msep-data or -mid-shared-library.
27100 Do not use PC-relative code addresses either.
27101 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27103 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27104 for shared libraries and crt1.o for executables. Use crti.o and
27106 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27107 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27108 Do not add -elf2flt or -shared-lib-id options here.
27109 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27110 Pass -shared-lib-id if -mid-shared-library, taking the library
27111 identifier from -mshared-library-id if given, otherwise
27113 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27114 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27115 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27116 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27117 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27118 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27120 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27121 jump sequence for ISA A and ISA A+.
27122 (PICJUMP): Likewise.
27124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27126 * config.gcc (m68k-*-uclinux*): Base the port on the common
27127 and m68k GNU/Linux files rather than on the generic ELF ones.
27128 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27129 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27131 2007-01-18 Julian Brown <julian@codesourcery.com>
27132 Richard Sandiford <richard@codesourcery.com>
27134 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27135 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27136 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27138 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27139 80 unconditionally.
27140 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27142 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27144 * doc/install.texi: Document m68k-uclinuxoldabi.
27145 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27146 * config/m68k/uclinux-oldabi.h: New file, copied from
27147 config/m68k/uclinux.h.
27149 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27151 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27152 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27153 (m32r_compute_frame_size): Use unsigned for regno.
27154 (m32r_reload_lr): Use gen_frame_mem.
27156 (m32r_output_function_epilogue): Don't output the function epilogue
27158 (m32r_expand_epilogue): New.
27159 (direct_return): Return false if the function has the interrupt
27161 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27162 * config/m32r/m32r.md (epilogue): New expander.
27163 (return_lr, return_rte): New insns.
27164 (return): Make it expander.
27165 (return_normal): New expander.
27167 2007-01-18 Josh Conner <jconner@apple.com>
27170 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27171 support for UNLE, UNLT, UNGE, and UNGT.
27173 2007-01-18 Jan Hubicka <jh@suse.cz>
27175 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27176 * tree-tailcall (add_virtual_phis): Likewise.
27177 (optimize_tail_call): Return TODOs.
27178 (execute_tail_calls): Return TODOs.
27179 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27180 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27182 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27183 Cleanup cfg using TODO.
27184 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27185 * passes.c (execute_function_todo): When cleanup did something, remove
27187 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27188 (make_edges): Don't cleanup_cfg.
27190 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27192 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27193 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27194 operate on the top of stack.
27195 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27196 register handling of instructions that output to the second
27198 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27199 (move_for_stack_reg): Special-case check for dead destination
27200 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27202 * config/i386/i386.md (UNSPEC_TAN): New constant.
27203 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27204 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27205 to correctly model move of constant 1.0 to top stack slot.
27206 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27207 (unnamed peephole2 pattern): Remove corresponding peephole2
27208 pattern that optimizes tan insn and loading of constant 1.0.
27209 (tanxf2): Use fptanxf4_i387.
27210 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27211 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27212 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27213 disable patterns for SSE math.
27214 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27215 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27217 2007-01-18 Dirk Mueller <dmueller@suse.de>
27218 Richard Guenther <rguenther@suse.de>
27221 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27222 * common.opt (Warray-bounds): Add new warning option.
27223 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27225 * Makefile.in: make tree-vrp.o depend on toplev.h
27226 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27228 (check_array_refs, check_array_bounds, check_array_ref): New.
27230 2007-01-18 Jan Hubicka <jh@suse.cz>
27232 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27233 (execute_ssa_ccp): Return flags conditionally.
27234 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27236 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27238 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27240 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27241 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27243 * Makefile.c (GTFILES): Add cfglayout.h.
27244 * gengtype.c (open_base_files): Likewise.
27245 * cfglayout.c (cfg_layout_function_footer,
27246 cfg_layout_function_header) Reindent to make gengtype happy.
27247 * cfglayout.h (cfg_layout_function_footer,
27248 cfg_layout_function_header): Add GTY(()) marker.
27250 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27252 2007-01-18 Ben Elliston <bje@au.ibm.com>
27254 * genautomata.c (write_automata): Include xstrerror output in the
27255 error message if writing the DFA description file fails.
27257 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27259 * config/mips/mips-protos.h (mips_output_external): Make it
27261 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27262 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27263 (extern_list): Likewise.
27264 (extern_head): Likewise.
27265 (TARGET_ASM_FILE_END): Likewise.
27266 (mips_file_end): Likewise.
27267 (mips_output_external): Rewritten.
27269 2007-01-18 Ben Elliston <bje@au.ibm.com>
27271 * genpreds.c (write_insn_preds_c): Only write out the function
27272 body for regclass_for_constraint if we have register constraints.
27274 2007-01-17 Tom Tromey <tromey@redhat.com>
27276 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27277 * doc/install.texi (Testing): Use sourceware.org.
27278 (Binaries): Likewise.
27279 (Specific): Likewise.
27280 * doc/contrib.texi (Contributors): Use sourceware.org.
27282 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27284 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27285 (AVR_ENHANCED): Rename to ...
27286 (AVR_HAVE_MUL): ... new.
27287 (avr_enhanced_p): Rename to ...
27288 (avr_have_mul_p): ... new.
27289 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27290 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27291 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27292 (avr_have_mul_p): ... new.
27293 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27294 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27295 'avr_enhanced_p' and 'enhanced'.
27296 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27297 AVR_HAVE_MUL instead of AVR_ENHANCED.
27298 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27299 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27300 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27301 instead of AVR_ENHANCED.
27302 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27303 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27304 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27306 2007-01-17 Ian Lance Taylor <iant@google.com>
27308 * vec.h (VEC_reserve_exact): Define.
27309 (vec_gc_p_reserve_exact): Declare.
27310 (vec_gc_o_reserve_exact): Declare.
27311 (vec_heap_p_reserve_exact): Declare.
27312 (vec_heap_o_reserve_exact): Declare.
27313 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27315 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27316 negative parameter.
27317 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27318 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27319 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27320 * vec.c (calculate_allocation): Add exact parameter. Change all
27322 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27323 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27324 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27325 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27326 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27327 (vec_heap_p_reserve_exact): New function.
27328 (vec_heap_o_reserve_exact): New function.
27330 2007-01-17 Jan Hubicka <jh@suse.cz>
27332 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27334 2007-01-17 Eric Christopher <echristo@apple.com>
27336 * config.gcc: Support core2 processor.
27338 2007-01-16 Jan Hubicka <jh@suse.cz>
27340 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27341 the names, just unlink the chain so we don't crash on dangling
27345 2007-01-16 Jan Hubicka <jh@suse.cz>
27347 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27348 * tree-pass.h: Reorder to make IPA passes appear toegher.
27349 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27351 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27352 parameters, do not call early inliner.
27353 * ipa-inline.c: Update comments. Include tree-flow.h
27354 (cgraph_decide_inlining): Do not compute inlining parameters.
27355 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27356 be called with function context set up.
27357 (pass_ipa_inline): Remove unreachable functions before pass.
27358 (cgraph_early_inlining): Simplify assuming to be called from the
27360 (pass_early_inline): New pass.
27361 (cgraph_gate_ipa_early_inlining): New gate.
27362 (pass_ipa_early_inline): Turn into simple wrapper.
27363 (compute_inline_parameters): New function.
27364 (gate_inline_passes): New gate.
27365 (pass_inline_parameters): New pass.
27366 (apply_inline): Move here from tree-optimize.c
27367 (pass_apply_inline): New pass.
27368 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27370 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27371 doing them by hand.
27372 (tree_function_versioning): Do not allocate dummy struct function.
27373 * tree-inline.h (optimize_inline_calls): Update prototype.
27374 * tree-optimize.c (execute_fixup_cfg): Export.
27375 (pass_fixup_cfg): Remove
27376 (tree_rest_of_compilation): Do not apply inlines.
27377 * tree-flow.h (execute_fixup_cfg): Declare.
27378 * Makefile.in (gt-passes.c): New.
27379 * passes.c: Include gt-passes.h
27380 (init_optimization_passes): New passes.
27381 (nnodes, order): New static vars.
27382 (do_per_function_toporder): New function.
27383 (execute_one_pass): Dump current pass here.
27384 (execute_ipa_pass_list): Don't dump current pass here.
27386 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27388 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27389 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27391 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27393 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27394 (strong_alias): Define.
27395 (__gcc_qmul): Provide non-FMA for soft-float.
27396 (__gcc_qdiv): Same.
27401 (__gcc_qunord): New.
27411 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27412 soft-float functions.
27413 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27414 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27415 about long double soft float.
27417 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27418 Tehila Meyzels <tehila@il.ibm.com>
27420 * tree-vectorizer.h (is_pattern_stmt_p): New.
27421 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27422 formatting (tabs instead of spaces). Cleanup and clarify setting
27423 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27424 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27425 (vectorizable_type_demotion): Check that types are integral.
27426 (vectorizable_type_promotion): Likewise.
27427 (vectorizable_store): Fix typo. Eliminate new-line at end of
27430 2007-01-16 Jan Hubicka <jh@suse.cz>
27432 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27435 2007-01-15 Eric Christopher <echristo@apple.com>
27437 * ifcvt.c: Include vec.h, vecprim.h.
27438 (check_cond_move_block): New argument regs.
27439 Reorganize. Add registers used to regs.
27440 (cond_move_process_if_block): Use regs set above as
27443 2007-01-15 Eric Christopher <echristo@apple.com>
27445 * config/darwin.h: Update copyright.
27446 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27447 (LINK_COMMAND_SPEC): Add -u.
27448 (LINK_SPEC): Fix umbrella for above.
27450 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27452 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27455 2007-01-15 Tom Tromey <tromey@redhat.com>
27457 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27458 * doc/install.texi (Testing): Don't mention jacks.
27459 (Configuration): Document --enable-java-maintainer-mode. Move
27460 --with-java-home to libgcj-specific section. Document
27462 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27464 2007-01-15 Jan Hubicka <jh@suse.cz>
27466 * tree-ssa-dce.c (DCE_TODOs): New.
27467 (propagate_necessity): Return if something changed.
27468 (eliminate_unnecessary_stmts): Likewise.
27469 (perform_tree_ssa_dce): Return TODO flags when needed.
27470 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27472 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27474 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27475 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27476 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27477 patterns using X87MODEF12 mode macro. Extend operand 1
27478 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27479 (log10<mode>2): Ditto.
27480 (log2<mode>2): Ditto.
27481 (log1p<mode>2): Ditto.
27482 (logb<mode>2): Ditto.
27483 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27484 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27485 (*fxtractxf3_i387): Rename from *fxtractxf3.
27486 (fxtract_extend<mode>xf3_i387): New insn pattern.
27487 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27488 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27489 and gen_fyl2xxf3_i387().
27491 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27493 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27494 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27495 get_loop_exit_edges. Changed return type to bool.
27496 * cfgloop.h (fix_loop_placement): Declaration removed.
27498 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27500 * param.h (MIN_VECT_LOOP_BOUND): New.
27501 * params.def (MIN_VECT_LOOP_BOUND): New.
27502 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27503 argument - minimum threshold for number of iterations.
27504 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27505 argument to declaration.
27506 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27507 MIN_VECT_LOOP_BOUND.
27508 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27509 slpeel_tree_peel_loop_to_edge with additional argument.
27510 (vect_do_peeling_for_alignment): Likewise.
27511 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27513 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27516 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27517 operands of size 1.
27519 2007-01-14 Jan Hubicka <jh@suse.cz>
27521 * tree-dfa.c (remove_referenced_var): New function.
27522 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27523 prune referenced vars list too.
27524 * tree-flow.h (remove_referenced_var): Declare.
27526 2007-01-14 Jan Hubicka <jh@suse.cz>
27528 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27530 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27531 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27532 * except.h (verify_eh_throw_table_statements): Kill prototype.
27533 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27534 into call exrepssions.
27535 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27537 * tree-cfg.c: Include pointer-set.h.
27538 (verify_node_sharing): Work on pointer set.
27539 (verify_eh_throw_stmt_node): New.
27540 (verify_stmts): Use pointers sets, verify throw_stmt.
27542 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27544 * ipa-reference.c (analyze_function): Consider also addresses taken
27547 2007-01-12 Roger Sayle <roger@eyesopen.com>
27549 * c-typeck.c (null_pointer_constant_p): Replace use of
27550 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27551 (build_c_cast): Likewise.
27553 2007-01-12 Roger Sayle <roger@eyesopen.com>
27555 * tree.h (force_fit_type_double): Remove unused final argument.
27556 * c-common.c (constant_expression_warning): Replace use of
27557 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27558 (convert_and_check): Likewise.
27559 (shorten_compare): Update call to force_fit_type_double.
27560 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27561 * convert.c (convert_to_pointer): Update call to
27562 force_fit_type_double.
27563 * fold-const.c (force_fit_type_double): Remove overflowed_const
27565 (int_const_binop, fold_convert_const_int_from_int,
27566 fold_convert_const_int_from_real, fold_div_compare,
27567 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27568 fold_abs_const, fold_not_const): Remove the final argument from
27569 calls to force_fit_type_double.
27571 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27573 * configure.ac: Set insn to "nop" for spu-*-* also.
27574 * configure: Regenerate.
27576 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27578 * builtins.def : Add BUILT_IN_FREE.
27580 2007-01-12 Jan Hubicka <jh@suse.cz>
27582 PR tree-optimization/30443
27583 * tree-inline.c (tree_function_versioning): Do not optimize when
27584 cloning for inlining.
27586 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27588 * doc/loop.texi: Document recording of loop exits.
27589 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27590 (update_single_exits_after_duplication,
27591 update_single_exit_for_duplicated_loop,
27592 update_single_exit_for_duplicated_loops): Removed.
27593 (duplicate_loop_to_header_edge): Do not call
27594 update_single_exits_after_duplication and
27595 update_single_exit_for_duplicated_loops.
27596 (loop_version): Do not update single_exit information.
27597 (fix_loop_structure): Use record_loop_exits instead of
27598 mark_single_exit_loops.
27599 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27600 the lists of loop exits.
27601 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27602 split_edge, merge_blocks): Update the lists of loop exits.
27603 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27604 loop_optimizer_init.
27605 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27606 of mark_single_exit_loops.
27607 (loop_optimizer_finalize): Call release_recorded_exits.
27608 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27609 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27610 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27611 update single exit information.
27612 * lambda-code.c (perfect_nestify): Ditto.
27613 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27614 (mark_single_exit_loops): Removed.
27615 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27616 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27617 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27619 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27620 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27621 (verify_loop_structure): Verify consistency of the exit lists.
27622 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27623 (set_single_exit): Removed.
27624 * cfgloop.h (struct loop_exit): New function.
27625 (struct loop): single_exit_ field replaced by exits field.
27626 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27627 LOOPS_HAVE_RECORDED_EXITS.
27628 (struct loops): Added exits hash.
27629 (mark_single_exit_loops, set_single_exit): Declaration removed.
27630 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27632 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27634 * doc/invoke.texi: Avoid use of @headitem.
27636 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27638 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27640 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27642 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27645 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27646 Richard Sandiford <richard@codesourcery.com>
27648 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27649 * config/m68k/m68k.opt: Resort options.
27650 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27652 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27653 Richard Sandiford <richard@codesourcery.com>
27655 * doc/invoke.texi: Document the macros that are defined by
27656 m68k's -mtune and -mhard-float options.
27657 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27658 (m68k_cpp_cpu_family): Likewise.
27659 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27660 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27661 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27662 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27663 (m68k_cpp_cpu_family): Likewise.
27665 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27667 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27668 macros besides mc68000 as tuning macros. Use a switch statement
27669 to set them and mcpu32.
27671 2007-01-12 Julian Brown <julian@codesourcery.com>
27673 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27674 (TARGET_68040_ONLY): Rename to...
27675 (TARGET_68040): ...this.
27676 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27677 * config/m68k/m68k.md: Likewise.
27679 2007-01-12 Julian Brown <julian@codesourcery.com>
27680 Nathan Sidwell <nathan@codesourcery.com>
27681 Richard Sandiford <richard@codesourcery.com>
27683 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27684 the -mcpu= argument associated with the --with-cpu setting.
27685 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27686 if different from the one implied by the -mcpu setting.
27687 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27688 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27689 * doc/invoke.texi: Mention ColdFire in the introduction to the
27690 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27691 -mno-div and -mhard-float options. Make -m68881 a synonym for
27692 -mhard-float. Document the previously-undocumented -m5206e,
27693 -m528x, -m5307 and -m5407 options. Tweak the existing option
27694 documentation for consistency.
27695 * doc/install.texi: Mention new --with-cpu arguments.
27696 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27697 default CPU if neither -mcpu nor -march are specified.
27698 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27699 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27700 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27701 using m68k_tune to decide between families that implement the
27702 same ISA. Use m68k_tune to set __mcfv4e__.
27703 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27704 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27705 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27706 (FL_ISA_C, FL_ISA_MMU): New macros.
27707 (MASK_COLDFIRE): Delete.
27708 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27709 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27710 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27711 (TARGET_HARD_FLOAT): Do not define here.
27712 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27713 (TUNE_68000): New macro.
27714 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27715 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27716 (TUNE_CFV2): Redefine in terms of m68k_tune.
27717 (uarch_type, target_device, fpu_type): New enums.
27718 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27719 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27720 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27721 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27722 (FL_FOR_isa_c): New macros.
27723 (m68k_isa): New enum.
27724 (m68k_target_selection): New structure.
27725 (all_devices, all_isas, all_microarchs): New tables.
27726 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27727 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27728 (MASK_ALL_CPU_BITS): Delete.
27729 (m68k_find_selection): New function.
27730 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27731 Map the legacy target options to a combination of the new ones.
27732 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27733 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27734 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27736 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27737 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27739 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27740 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27741 * config/m68k/m68k-devices.def: New file.
27743 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27744 Nathan Sidwell <nathan@codesourcery.com>
27746 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27747 (SUBTARGET_EXTRA_SPECS): New macros.
27748 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27749 use %(asm_cpu_spec) instead.
27750 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27751 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27752 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27753 (EXTRA_SPECS): Rename to...
27754 (SUBTARGET_EXTRA_SPECS): ...this.
27756 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27757 Richard Sandiford <richard@codesourcery.com>
27758 Julian Brown <julian@codesourcery.com>
27760 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27761 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27762 to the configuration's default CPU.
27763 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27764 Remove default masks.
27765 (m680[012]0-*-*): Set the default with_cpu to the first part of
27767 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27768 (m68k*-*-linux): Extend the --with-cpu handling to...
27769 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27770 and m68010. Don't set target_cpu_default2.
27771 * doc/install.texi: Document --with-cpu for m68k.
27772 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27773 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27774 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27775 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27776 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27777 (ASM_SPEC): Remove use of %(asm_cpu_default).
27778 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27779 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27780 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27781 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27782 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27783 (TARGET_DEFAULT): Delete.
27784 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27785 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27786 (CPP_CPU_SPEC): Delete.
27787 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27788 the appropriate string.
27789 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27790 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27791 (ASM_SPEC): Don't use %(asm_default_spec).
27792 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27793 TARGET_DEFAULT and add MASK_68881.
27794 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27798 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27799 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27800 MASK_68010 alongside MASK_68020.
27801 * doc/invoke.texi: Document -m68010.
27802 * config/m68k/m68k.opt (m68010): New.
27803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27805 (TUNE_68010): New macro.
27806 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27807 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27808 (M68K_CPU_m68332): Add MASK_68010.
27809 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27810 fallback definition.
27811 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27813 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27814 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27815 to all entries that use MASK_68020.
27816 (output_move_simode_const, output_move_himode, output_move_qimode)
27817 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27818 instead of TARGET_68020 to select clr behavior. Remove comment
27819 about there being no TARGET_68010.
27820 * config/m68k/m68k.md: Likewise throughout.
27822 2007-01-12 Julian Brown <julian@codesourcery.com>
27824 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27825 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27826 * config/m68k/m68k.md: Likewise.
27828 2007-01-12 Julian Brown <julian@codesourcery.com>
27830 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27831 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27833 2007-01-12 Julian Brown <julian@codesourcery.com>
27835 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27836 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27837 * config/m68k/m68k.md: Likewise.
27839 2007-01-12 Julian Brown <julian@codesourcery.com>
27840 Richard Sandiford <richard@codesourcery.com>
27842 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27843 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27844 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27846 (TARGET_CPU32): Rename to...
27847 (TUNE_CPU32): ...this.
27848 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27849 (TUNE_CFV2): New macros.
27850 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27851 remove conditions that are implied by TARGET_68020.
27852 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27853 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27854 (m68k_output_function_epilogue): Likewise.
27855 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27856 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27857 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27858 non-68000 timings. Refactor multiplication and division costs.
27859 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27860 TUNE_CPU32 instead of TARGET_CPU32.
27861 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27862 and TUNE_68060 instead of TARGET_68060.
27863 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27864 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27866 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27867 && !TARGET_COLDFIRE" to choose between moveq and clr.
27868 Likewise in the unnamed movsf pattern.
27869 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27870 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27873 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27875 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27876 of tabbing before backslashes.
27878 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27880 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27881 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27882 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27884 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27886 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27887 find_interesting_uses_cond.
27888 (find_interesting_uses_cond): Use extract_cond_operands.
27889 (rewrite_use_compare): Use extract_cond_operands and
27890 force_gimple_operand_bsi. Do not call update_stmt.
27891 (determine_use_iv_cost_condition): Use extract_cond_operands.
27892 Return cheaper of using original bound and changing the exit bound.
27894 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27896 PR tree-optimization/29516
27897 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27898 most_expensive_mult_to_index, addr_to_parts,
27899 create_mem_ref, maybe_fold_tmr): Make the type of
27900 fields of TARGET_MEM_REF sizetype.
27901 (move_fixed_address_to_symbol, move_pointer_to_base):
27903 * tree.def (TARGET_MEM_REF): Add comment on types of
27906 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27908 * c-common.c (vector_types_convertible_p): Treat opaque types as
27909 always convertible if they have the same size, but not otherwise.
27911 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27913 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27914 Remove the b_unconditional field.
27915 (noce_try_sign_mask): Do not look at b_unconditional.
27916 (noce_process_if_block): Do not use merge_if_blocks. Update
27917 the CFG here. Do not set b_unconditional.
27918 (cond_move_process_if_block): Likewise.
27919 (find_cond_trap): Likewise.
27920 (check_cond_move_block): Require simple jump insns at the end
27921 of the basic block.
27923 2007-01-11 Jan Hubicka <jh@suse.cz>
27925 PR tree-optimization/1046
27926 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27927 when alias info is not ready.
27928 (pass_tail_recursion): Do not require aliasing.
27929 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27930 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27931 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27932 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27933 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27934 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27935 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27937 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27938 When aliasing is not build, mark statement as volatile.
27940 2007-01-11 Tom Tromey <tromey@redhat.com>
27942 PR preprocessor/15185, PR preprocessor/20989:
27943 * doc/cppopts.texi <-MT>: Update description of algorithm for
27944 computing default target.
27945 <-M, -MD>: Reword "basename" text.
27947 2007-01-11 Roger Sayle <roger@eyesopen.com>
27949 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27950 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27951 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27952 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27953 fold_builtin_bswap, real_constp, fold_builtin_pow,
27954 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27955 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27956 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27957 * convert.c (convert_to_pointer): Likewise.
27958 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27959 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27960 const_binop, fold_convert_const_int_from_int,
27961 fold_convert_const_int_from_real,
27962 fold_convert_const_real_from_real, sign_bit_p,
27963 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27964 fold_sign_changed_comparison, fold_unary, fold_comparison,
27965 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27966 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27967 * print-tree.c (print_node_brief, print_node): Likewise.
27968 * stor-layout.c (place_field, layout_type): Likewise.
27969 * tree-chrec.c (keep_cast): Likewise.
27970 * tree.c (build_vector, build_real, build_real_from_int_cst,
27971 build_complex): Likewise.
27973 2007-01-11 Roger Sayle <roger@eyesopen.com>
27975 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27976 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27978 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27980 * configure.ac (strict1_warn): Rename to strict_warn.
27981 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27982 cc_set_by_configure, quoted_cc_set_by_configure,
27983 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27984 all_boot_languages, all_stagestuff): Remove.
27985 (target_list): Remove bootstrap targets.
27986 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27987 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27988 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27989 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27990 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27991 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27992 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27993 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27994 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27995 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27996 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27997 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27998 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27999 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28000 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28001 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28002 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28003 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28004 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28005 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28006 (mostlyclean): Adjust.
28007 (clean, distclean): Don't mention bootstrap stuff.
28008 * configure: Regenerate.
28009 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28010 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28011 treelang/config-lang.in (stagestuff): Remove.
28012 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28013 stageprofile, stagefeedback, stagestuff): Remove mention.
28015 2007-01-11 Nick Clifton <nickc@redhat.com>
28017 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28019 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28020 (mcore_arith_K_S_operand): Run the test for the S constraint not
28021 the test for the M constraint.
28022 (mcore_addsub_operand): Do not accept integer values that are
28023 larger than 32 bits.
28024 * config/mcore/mcore.md: Remove unused constraints from split.
28025 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28026 (addsi3): Likewise.
28027 (allocate_stack): Likewise.
28028 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28029 operands to 32 bits.
28030 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28032 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28033 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28034 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28035 mcore_output_bclri, mcore_output_andn, output_inline_const,
28036 mcore_output_move, mcore_output_movedouble): Likewise.
28037 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28038 (output_inline_const): Likewise.
28039 (output_inline_const): Fix format strings used in sprintf
28041 * config/mcore/mcore-protos.h: Update prototypes for changed
28042 functions in mcore.c.
28043 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28044 HOST_WIDE_INT and not int.
28045 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28046 CONST_OK_FOR_N): Likewise.
28047 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28048 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28051 2007-01-10 Jan Hubicka <jh@suse.cz>
28053 * tree-vrp.c (remove_range_assertions): Release defs.
28054 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28055 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28057 2007-01-10 Paul Brook <paul@codesourcery.com>
28059 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28060 * config/arm/arm.md (mulsi3subsi): New insn.
28062 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28064 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28065 (tree_transform_and_unroll_loop): New.
28066 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28069 2007-01-10 Robert Kennedy <jimbob@google.com>
28071 * fold-const.c (fold_comparison): Fold comparisons like (x *
28072 1000 < 0) to (x < 0).
28074 2007-01-10 Ian Lance Taylor <iant@google.com>
28076 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28077 operands have the same priority.
28079 2007-01-10 Tom Tromey <tromey@redhat.com>
28081 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28082 (fold_binary): Likewise.
28083 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28084 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28085 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28086 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28087 * langhooks.h (struct lang_hooks): Removed field
28088 'can_use_bit_fields_p'.
28090 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28092 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28094 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28096 * function.c (get_last_funcdef_no): New function.
28097 * function.h (get_last_funcdef_no): Declare.
28098 * tree-inline.c (initialize_cfun): Add initialization.
28099 (tree_function_versioning): Cleanup.
28101 2007-01-10 Jan Hubicka <jh@suse.cz>
28103 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28106 2007-01-10 Sa Liu <saliu@de.ibm.com>
28107 Ben Elliston <bje@au.ibm.com>
28109 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28110 for SAVE_NONLOCAL and Pmode for any other save level.
28111 * spu-protos.h (spu_restore_stack_block): Declare.
28112 * spu.md (save_stack_block): Remove.
28113 (restore_stack_block): Call spu_restore_stack_block.
28114 * spu.c (spu_restore_stack_block): New function.
28115 (spu_expand_epilogue): Remove old comment.
28117 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28119 PR tree-optimization/30322
28120 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28121 (cand_value_at): Return the value as aff_tree.
28122 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28123 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28124 aff_combination_mult): New functions.
28125 (aff_combination_add): Use aff_combination_add_cst.
28126 (aff_combination_convert): Allow conversions to a wider type.
28127 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28128 * tree-affine.h (aff_combination_mult): Declare.
28130 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28132 * doc/tm.texi: Update documentation to reflect reality of exec
28133 and start file search behaviours. Update copyright year.
28134 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28135 header file directories.
28137 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28139 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28140 (*cosxf2): Rename to cosxf2_i387.
28141 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28142 using X87MODEF12 mode macro. Rename patterns to
28143 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28145 (*cosdf2, *cossf2): Ditto.
28146 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28147 to match extended input operands.
28148 (sincos<mode>3): New expander.
28149 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28150 insn patterns and corresponding splitters.
28152 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28154 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28155 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28157 2007-01-09 Nicolas Pitre <nico@cam.org>
28160 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28162 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28164 * target.h (struct gcc_target): New field library_rtti_comdat.
28165 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28166 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28167 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28168 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28170 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28172 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28174 2007-01-08 Richard Guenther <rguenther@suse.de>
28176 * tree.h (force_fit_type_double): Export.
28177 (force_fit_type): Remove.
28178 * fold-const.c (force_fit_type_double): New function.
28179 (force_fit_type): Remove.
28180 (int_const_binop): Use it.
28181 (fold_convert_const_int_from_int): Likewise.
28182 (fold_convert_const_int_from_real): Likewise.
28183 (fold_div_compare): Likewise.
28184 (fold_sign_changed_comparison): Likewise.
28185 (fold_unary): Likewise.
28186 (fold_negate_const): Likewise.
28187 (fold_abs_const): Likewise.
28188 (fold_not_const): Likewise.
28189 * c-common.c (shorten_compare): Use force_fit_type_double.
28190 * convert.c (convert_to_pointer): Likewise.
28192 2007-01-08 Richard Guenther <rguenther@suse.de>
28194 * tree.h (build_int_cst_wide_type): Export.
28195 * tree.c (build_int_cst_wide_type): New function.
28196 (build_int_cst_wide): Fix comment.
28197 * builtins.c (fold_builtin_object_size): Use build_int_cst
28198 to build -1 or 0 of the correct type. Use fit_double_type
28199 to check for overflow.
28200 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28202 (decode_field_reference): Likewise.
28203 (all_ones_mask_p): Likewise.
28204 (native_interpret_int): Use build_int_cst_wide_type.
28205 (fold_binary): Use build_int_cst_type to build an all-ones
28207 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28209 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28211 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28213 2007-01-09 Ben Elliston <bje@au.ibm.com>
28215 * genautomata.c (STATS_OPTION): New option.
28216 (stats_flag): New flag.
28217 (gen_automata_option): Handle it.
28218 (initiate_automaton_gen): Ditto.
28219 (write_automata): Output statistics only if stats_flag is
28220 set. Likewise, output time statistics only if time_flag is set.
28221 * doc/md.texi (Processor pipeline description): Document new flag.
28223 2007-01-08 Richard Guenther <rguenther@suse.de>
28225 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28226 * tree.c (build_int_cst_type): Likewise.
28227 (size_in_bytes): Don't call force_fit_type on the result.
28228 (int_fits_type_p): Use fit_double_type.
28229 * fold-const.c (fit_double_type): New function.
28230 (force_fit_type): Use it.
28231 * tree.h (fit_double_type): Export.
28233 2007-01-08 Jan Hubicka <jh@suse.cz>
28235 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28236 * ipa.c (function_and_variable_visibility): Fix return type.
28238 2007-01-08 Richard Guenther <rguenther@suse.de>
28240 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28241 of offset to build the index.
28242 * tree-pretty-print.c (dump_generic_node): Don't build negated
28243 const just for printing.
28244 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28245 * builtins.c (fold_builtin_int_roundingfn): Check if result
28246 fits the type by using force_fit_type and comparing the result.
28247 * predict.c (predict_loops): Use compare_tree_int for comparison.
28248 * tree.c (build_int_cst): Fall back to integer_type_node for
28250 (build_int_cst_wide): Assert type is non-null.
28252 2007-01-08 Roberto Costa <roberto.costa@st.com>
28254 * tree-vrp.c (extract_range_from_cond_expr): New.
28255 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28256 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28258 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28259 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28260 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28261 used as expressions.
28262 * tree-object-size.c (cond_expr_object_size): New.
28263 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28265 2007-01-08 Jan Hubicka <jh@suse.cz>
28267 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28268 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28271 2007-01-08 Richard Guenther <rguenther@suse.de>
28273 PR tree-optimization/23603
28274 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28275 (extract_range_from_binary): Fall back to truthvalue instead of
28276 varying for TRUTH_*_EXPR.
28277 (extract_range_from_comparison): Fall back to truthvalue instead of
28279 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28280 if all visited PHI values were constant.
28282 2007-01-08 Jan Hubicka <jh@suse.cz>
28284 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28285 (cgraph_analyze_function): break out from ...
28286 (cgraph_finalize_compilation_unit): ... here.
28287 (cgraph_expand_function): Remove forgoten commented out line.
28288 (cgraph_optimize): Analyze functions.
28290 2007-01-08 Jan Hubicka <jh@suse.cz>
28292 * tree-pas.h (TODO_remove_function): New flag.
28293 (TODO_update*): Renumber.
28294 (pass_ipa_increase_alignment,
28295 pass_ipa_function_and_variable_visibility): New passes.
28296 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28297 (cgraph_function_and_variable_visibility): Move to ipa.c
28298 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28299 cgraph_increase_alignment.
28300 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28301 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28302 calling tree-inline.
28303 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28304 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28305 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28306 (gate_increase_alignment): New function.
28307 (pass_ipa_increase_alignment): New pass.
28308 * ipa.c: Inline tree-pass.h and timevar.h
28309 (function_and_variable_visibility): Move here from cgraphunit.c
28310 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28311 * passes.c (init_optimization_passes): Add the two new passes.
28312 (execute_todo): Handle cgraph_remove_functions.
28314 2007-01-08 Nick Clifton <nickc@redhat.com>
28316 * config/frv/predicates.md (reg_or_0_operand): Accept
28319 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28321 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28322 * config.gcc: Add bfin*-rtems*.
28324 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28326 * c.opt: Add -flax-vector-conversions.
28327 * c-typeck.c (convert_for_assignment): Pass flag to
28328 vector_types_convertible_p to allow emission of note.
28329 (digest_init): Likewise.
28330 * c-opts.c: Handle -flax-vector-conversions.
28331 * c-common.c (flag_lax_vector_conversions): New.
28332 (vector_types_convertible_p): Unless -flax-vector conversions
28333 has been passed, disallow conversions between vectors with
28334 differing numbers of subparts and/or element types. If such
28335 a conversion is disallowed, possibly emit a note on the first
28336 occasion only to inform the user of -flax-vector-conversions.
28337 The new last argument specifies this.
28338 * c-common.h (flag_lax_vector_conversions): New.
28339 (vector_types_convertible_p): Add extra argument.
28340 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28341 char_type_node for V*QI type vectors.
28342 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28343 Update to satisfy new typechecking rules.
28344 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28345 C and C++ variants.
28346 * doc/invoke.texi (C Dialect Options): Document
28347 -flax-vector-conversions.
28349 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28351 PR tree-optimization/29877
28352 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28353 a register variable on the RHS to not be replaceable.
28355 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28356 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28357 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28358 const_simm15, const_pow2, const_npow2): Added.
28359 * config/score/misc.md (insv, extv, extzv, movmemsi,
28360 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28361 * config/score/score.c (score_address_cost, score_select_cc_mode):
28363 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28364 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28365 Update score_print_operand.
28366 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28367 Adjust register allocate order and update some macro define.
28368 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28369 mdx_block_move_straight, mdx_block_move_loop_head,
28370 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28371 mdx_block_move_loop, mdx_block_move): Added.
28372 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28373 mdp_limm): Updated and fix some bug and typo.
28374 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28375 (movsf, movdf, doloop_end): Added.
28377 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28379 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28380 config/arm/thumb2.md: Fix comment typos.
28381 * doc/extend.texi: Fix a typo.
28383 2007-01-07 Eric Christopher <echristo@apple.com>
28385 * configure.ac: Check for __stack_chk_fail for darwin.
28386 * configure: Regenerate.
28388 2007-01-07 Richard Guenther <rguenther@suse.de>
28390 * tree-vrp.c (extract_range_from_assert): CSE calls to
28391 compare_values where possible.
28392 (extract_range_from_unary_expr): Likewise.
28394 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28396 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28397 * config/avr/avr.c (call_insn_operand): Delete function.
28398 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28399 instead of register number. Use predicates.
28400 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28401 call_insn_operand): Add.
28403 2007-01-06 Jan Hubicka <jh@suse.cz>
28405 * tree-pass.h (pass_build_cgraph_edges): Declare.
28406 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28407 (visited_nodes): Remove.
28408 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28409 build_cgrpah_edges; make visited_nodes local.
28410 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28411 (record_references_in_initializer): Move to cgraphbuild.c
28412 (initialize_inline_failed, rebuild_cgraph_edges,
28413 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28414 (verify_cgraph_node): Make visited_nodes local.
28415 (cgraph_analyze_function): Do not call cgraph_create_edges and
28416 initialize_inline_failed.
28417 (cgraph_expand_function): Do not call cgraph_lower_function;
28418 assert that function is already lowered.
28419 * Makefile.in (cgraphbuild.o): New.
28420 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28421 at the end of lowering passes.
28423 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28425 * ifcvt.c (cond_move_convert_if_block): New function, code
28426 factored out from...
28427 (cond_move_process_if_block): ...here. Call the new function
28428 on the THEN and ELSE blocks.
28429 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28430 already takes care of this.
28432 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28435 * tree.h (TREE_OVERFLOW_P): New.
28436 * c-typeck.c (parser_build_unary_op): Warn only if result
28437 overflowed and operands did not.
28438 (parser_build_binary_op): Likewise.
28439 (convert_for_assignment): Remove redundant overflow_warning.
28440 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28442 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28444 * c-typeck.c (store_init_value): Split over two lines to follow
28445 the GNU coding style.
28447 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28449 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28450 __GXX_EXPERIMENTAL_CXX0X__.
28451 * doc/cpp.texi: Same.
28453 2007-01-05 Richard Guenther <rguenther@suse.de>
28455 PR middle-end/27826
28456 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28457 with mismatched types. Instead explicitly build a
28458 conversion NOP_EXPR.
28460 2007-01-05 Ian Lance Taylor <iant@google.com>
28462 * c-common.c (decl_with_nonnull_addr_p): New function.
28463 (c_common_truthvalue_conversion): Call it.
28464 * c-typeck.c (build_binary_op): Likewise.
28465 * c-common.h (decl_with_nonnull_addr_p): Declare.
28467 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28470 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28473 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28475 * doc/install.texi (Final install): Document the fact that
28476 the GNAT runtime should not be stripped.
28478 2007-01-04 Jan Hubicka <jh@suse.cz>
28480 * tree-inline.c (fold_marked_statements): Update operand caches
28481 and EH after folding
28483 2007-01-04 Ian Lance Taylor <iant@google.com>
28485 * c-common.c (check_function_nonnull): Whitespace fix.
28487 2007-01-04 Jan Hubicka <jh@suse.cz>
28489 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28490 comitted older version of patch.
28491 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28492 function, celanup cfg and collect garbage.
28494 2007-01-04 Mike Stump <mrs@apple.com>
28496 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28499 2007-01-04 Eric Christopher <echristo@apple.com>
28501 * libgcc2.c (__bswapsi2): Use SItype.
28502 (__bswapdi2): Use DItype.
28503 * libgcc2.h: Update for above.
28505 2007-01-04 Paul Brook <paul@codesourcery.com>
28507 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28508 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28509 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28510 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28511 umulsi3_highpart): Make conditional on !arm_arch6.
28512 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28513 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28514 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28515 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28516 umulsi3_highpart_v6): New insns.
28518 2007-01-04 Roger Sayle <roger@eyesopen.com>
28520 * fold-const.c (fold_convert): When casting an expression to void,
28521 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28522 have a type. Instead of attempting to build a NOP_EXPR, return
28523 these "special" trees directly.
28525 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28527 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28528 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28529 rs6000_cost->fp not 0 as adjustment for outer NEG.
28531 2007-01-04 Jan Hubicka <jh@suse.cz>
28533 * cgraph.c (cgraph_release_function_body): New function.
28534 (cgraph_remove_node): Use it.
28535 * cgraph.h (cgraph_release_function_body): Declare.
28536 * cgraphunit.c (cgraph_expand_function): Use it.
28537 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28538 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28539 is initialized and while compilation of other function is running.
28540 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28541 statement CFG annotations from here to ...
28542 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28544 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28546 * cfgloop.h (enum li_flags): Make the constants powers of two.
28548 2007-01-04 Jan Hubicka <jh@suse.cz>
28550 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28552 (fold_marked_statements): New function.
28553 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28554 * tree-inline.h (copy_body_data): Add statements_to_fold.
28556 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28558 * config.gcc: Mention libgcc/config.host.
28559 * Makefile.in: Update comments mentioning libgcc.
28560 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28561 (all.cross, start.encap, rest.encap, rest.cross): Update
28562 dependencies for libgcc move.
28563 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28564 (clean-target, clean-target-libgcc): Delete.
28565 (srcdirify, GCC_EXTRA_PARTS): New macros.
28566 (libgcc-support, libgcc.mvars): New rules.
28567 (distclean): Remove mention of mklibgcc.
28568 (install): Don't reference INSTALL_LIBGCC.
28569 (install-common): Don't reference EXTRA_PARTS.
28570 (install-libgcc, install-multilib): Delete rules.
28571 * mklibgcc.in: Delete file.
28572 * doc/configfiles.texi: Don't mention mklibgcc.
28574 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28575 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28576 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28577 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28578 (mklibgcc, ldblspecs): Likewise.
28580 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28581 (posixpre.def): Use $(T).
28582 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28583 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28584 (SHLIB_LINK): Make dummy.
28585 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28587 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28589 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28590 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28591 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28592 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28594 * configure.ac (all_outputs): Remove mklibgcc.
28595 * configure: Regenerated.
28597 2007-01-03 Josh Conner <jconner@apple.com>
28599 PR middle-end/29683
28600 * calls.c (compute_argument_addresses): Set stack and stack_slot
28601 for partial args, too.
28602 (store_one_arg): Use locate.size.constant for the size when
28603 generating a save_area.
28605 2007-01-03 Robert Kennedy <jimbob@google.com>
28607 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28608 whose definitions are deleted due to basic block merging.
28610 2007-01-03 Paul Brook <paul@codesourcery.com>
28613 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28615 (use_return_insn): Return 0 for Thumb interrupt functions.
28616 (print_multi_reg): Add rfe argument for IRQ returns.
28617 (arm_output_epilogue): Pop interrupt return address directly into PC.
28618 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28620 2007-01-03 Paul Brook <paul@codesourcery.com>
28622 Merge from sourcerygxx-4_1.
28623 * config/arm/thumb2.md: New file.
28624 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28626 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28627 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28628 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28629 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28631 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28632 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28634 * config/arm/ieee754-sf.S: Ditto.
28635 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28636 (thumb1_base_register_rtx_p): ... to this.
28637 (thumb_index_register_rtx_p): Rename...
28638 (thumb1_index_register_rtx_p): ... to this.
28639 (thumb_output_function_prologue): Rename...
28640 (thumb1_output_function_prologue): ... to this.
28641 (thumb_legitimate_address_p): Rename...
28642 (thumb1_legitimate_address_p): ... to this.
28643 (thumb_rtx_costs): Rename...
28644 (thumb1_rtx_costs): ... to this.
28645 (thumb_compute_save_reg_mask): Rename...
28646 (thumb1_compute_save_reg_mask): ... to this.
28647 (thumb_final_prescan_insn): Rename...
28648 (thumb1_final_prescan_insn): ... to this.
28649 (thumb_expand_epilogue): Rename...
28650 (thumb1_expand_epilogue): ... to this.
28651 (arm_unwind_emit_stm): Rename...
28652 (arm_unwind_emit_sequence): ... to this.
28653 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28654 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28655 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28656 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28657 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28658 thumb2_output_casesi): New functions.
28659 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28660 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28661 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28662 THUMB2_WORK_REGS): Define.
28663 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28664 arm_condexec_mask, arm_condexec_masklen)): New variables.
28665 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28666 (arm_override_options): Check new CPU capabilities.
28667 Set new architecture flag variables.
28668 (arm_isr_value): Handle v7m interrupt functions.
28669 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28671 (const_ok_for_arm): Handle Thumb-2 constants.
28672 (arm_gen_constant): Ditto. Use movw when available.
28673 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28675 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28676 (thumb_find_work_register, arm_load_pic_register,
28677 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28678 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28679 print_multi_reg, output_mov_long_double_fpa_from_arm,
28680 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28681 output_mov_double_fpa_from_arm, output_move_double,
28682 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28683 output_return_instruction, arm_output_function_prologue,
28684 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28685 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28686 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28687 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28688 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28689 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28691 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28692 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28693 (arm_file_start): Output directive for unified syntax.
28694 (arm_unwind_emit_set): Handle stack alignment instruction.
28695 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28696 Add v6t2, v7, v7a, v7r and v7m.
28697 (RETLDM): Add Thumb-2 code.
28698 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28699 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28700 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28701 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28702 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28703 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28704 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28705 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28706 ADJUST_INSN_LENGTH): Define.
28707 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28708 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28709 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28710 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28711 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28712 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28713 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28714 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28715 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28716 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28717 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28718 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28719 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28720 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28721 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28722 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28723 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28725 * config/arm/arm-tune.md: Regenerate.
28726 * config/arm/arm-protos.h: Update prototypes.
28727 * config/arm/vfp.md: Enable patterns for Thumb-2.
28728 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28729 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28730 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28731 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28732 * config/arm/libunwind.S: Add Thumb-2 code.
28733 * config/arm/constraints.md: Update include Thumb-2.
28734 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28735 * config/arm/ieee754-df.S: Ditto.
28736 * config/arm/bpabi.S: Ditto.
28737 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28738 * config/arm/predicates.md (low_register_operand,
28739 low_reg_or_int_operand, thumb_16bit_operator): New.
28740 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28741 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28742 * config/arm/t-arm-elf: Add armv7 multilib.
28743 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28745 (UNSPEC_STACK_ALIGN, ce_count): New.
28746 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28747 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28749 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28750 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28751 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28752 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28753 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28754 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28756 * doc/extend.texi: Document ARMv7-M interrupt functions.
28757 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28759 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28761 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28762 (struct _Unwind_Context): Rename args_size to flags, remove
28763 signal_frame field, add a new args_size field and version field.
28764 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28765 _Unwind_IsExtendedContext): New inline functions.
28766 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28767 Assume by_value array is only present if _Unwind_IsExtendedContext.
28768 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28769 _Unwind_IsSignalFrame.
28770 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28771 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28772 (uw_init_context_1): Initialize context->flags to
28773 EXTENDED_CONTEXT_BIT.
28774 * config/rs6000/linux-unwind.h (frob_update_context): Use
28775 _Unwind_SetSignalFrame.
28777 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28779 PR middle-end/30353
28780 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28781 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28784 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28786 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28787 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28788 RET, AT_SP): Remove.
28789 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28792 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28793 * cfgbuild.c (find_basic_blocks): Likewise.
28794 * cfgrtl.c (rtl_create_basic_block): Likewise.
28795 * function.c (temp_slots_at_level): Likewise.
28796 * reg-stack.c (stack_regs_mentioned): Likewise.
28797 * regclass.c (allocate_reg_info): Likewise.
28798 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28799 set_bb_for_stmt, move_block_to_fn): Likewise.
28800 * tree-complex.c (tree_lower_complex): Likewise.
28801 * vec.h (VEC_safe_grow_cleared): New.
28803 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28805 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28807 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28808 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28810 * cfgloopmanip.c (scale_loop_frequencies): Export.
28811 (loopify): Scale the frequencies by prescribed coefficients.
28812 (set_zero_probability): New function.
28813 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28814 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28815 and frequencies according to arguments.
28816 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28818 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28819 * modulo-sched.c (sms_schedule): Set probabilities for entering
28820 versioned loop correctly.
28821 * tree-vect-transform.c (vect_transform_loop): Ditto.
28822 * cfgloop.h (loopify, loop_version): Declaration changed.
28823 (scale_loop_frequencies): Declared.
28825 2007-01-02 Jan Hubicka <jh@suse.cz>
28827 * cgraph.c: Include tree-flow.h
28828 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28829 early_local_passes.
28830 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28831 * tree-pass.h (pass_all_early_optimizations): Declare.
28832 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28833 early_local_passes.
28834 (cgraph_analyze_function): Do early_local_passes.
28835 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28836 Do not add referenced vars.
28837 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28839 (gate_all_early_local_passes): New gate.
28840 (pass_early_local_passes): Use new gate.
28841 (execute_early_local_optimizations): New functions.
28842 (gate_all_early_optimizations): New gate.
28843 (pass_all_early_optimizations): New pass.
28844 (execute_free_datastructures): Free SSA only when initialized.
28845 (gate_init_datastructures): Init only when optimizing.
28846 (tree_lowering_passes): Do early local passes when called late.
28847 * tree-profile.c (do_tree_profiling): Don't profile functions added
28849 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28850 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28852 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28853 during early_local_passes.
28854 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28857 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28859 * Makefile.in: Update copyright year.
28861 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28863 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28864 in $(lang_checks) and check-consistency targets.
28866 2007-01-02 Jan Hubicka <jh@suse.cz>
28868 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28869 Do not add referenced vars.
28870 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28872 * passes.c (init_optimization_passes): Put mudflap_2 after
28873 free_datastructures.
28875 2007-01-02 Jan Hubicka <jh@suse.cz>
28877 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28878 Set NOTHROW flag on call statements proved to be nothrow.
28879 Update statement of local calls so new pure/const functions are
28880 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28882 (tree_rest_of_compilation): Register hooks and initialize bitmap
28883 early. Do not set after_inlining flag.
28885 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28887 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28888 HOST_BITS_PER_LONGLONG
28890 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28893 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28894 warning for non-static initializers.
28896 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28898 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28899 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28900 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28901 Always use set_unique_reg_note to add REG_EQUAL notes.
28903 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28906 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28908 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28909 * cfgbuild.c (find_basic_blocks): Likewise.
28910 * cfgrtl.c (rtl_create_basic_block): Likewise.
28911 * function.c (temp_slots_at_level): Likewise.
28912 * reg-stack.c (stack_regs_mentioned): Likewise.
28913 * regclass.c (allocate_reg_info): Likewise.
28914 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28915 set_bb_for_stmt, move_block_to_fn): Likewise.
28916 * tree-complex.c (tree_lower_complex): Likewise.
28917 * vec.h (VEC_safe_grow_cleared): New.
28919 2007-01-02 Ian Lance Taylor <iant@google.com>
28921 * c-common.c (c_common_truthvalue_conversion): When warning about
28922 using an assignment as a truth value, set TREE_NO_WARNING.
28924 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28927 * c.opt (Wold-style-declaration): New.
28928 * doc/invoke.texi (C-only Warning Options): New.
28929 (Wold-style-declaration): Document it.
28930 (Wextra): Enabled by -Wextra.
28931 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28932 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28933 -Wold-style-declaration.
28935 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28937 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28938 * cfgbuild.c (find_basic_blocks): Likewise.
28939 * cfgrtl.c (rtl_create_basic_block): Likewise.
28940 * function.c (temp_slots_at_level): Likewise.
28941 * reg-stack.c (stack_regs_mentioned): Likewise.
28942 * regclass.c (allocate_reg_info): Likewise.
28943 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28944 set_bb_for_stmt, move_block_to_fn): Likewise.
28945 * tree-complex.c (tree_lower_complex): Likewise.
28946 * vec.h (VEC_safe_grow_cleared): New.
28948 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28950 * c-common.c (c_common_nodes_and_builtins): Since variants of
28951 void_type_node get built before it is given a name, we need to
28952 give those variants the name, too.
28953 (complete_array_type): We need to work with the canonical main
28954 type of the array, from which we will build the qualified version.
28955 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28956 * print-tree.c (print_node): Display canonical type information
28958 * stor-layout.c (layout_type): When we don't know the
28959 alignment of a type for which we're building an array, we end up
28960 guessing wrong, so make the type require structural equality.
28961 * tree.c (make_node_stat): When we build a new type, it is its
28962 own canonical type.
28963 (build_type_attribute_qual_variant): When building an attribute
28964 variant, its canonical type is the non-attribute variant. However,
28965 if the attributes are target-dependent and they differ, we need to
28966 use structural equality checks for this type.
28967 (build_qualified_type): A qualified type is not equivalent to its
28968 unqualified variant; set the canonical type appropriately.
28969 (build_distinct_type_copy): When building a distinct type from
28970 another type, the new type is its own canonical type.
28971 (build_variant_type_copy): When building a new type variant, we
28972 assume that it is equivalent to the original type.
28973 (build_pointer_type_for_mode): When building a pointer type, also
28974 build a canonical type pointer.
28975 (build_reference_type_for_mode): When building a reference type,
28976 also build a canonical type reference.
28977 (build_index_type): When we can't hash an index type (e.g.,
28978 because its maximum value is negative), the index type requires
28979 structural equality tests.
28980 (build_array_type): Build the canonical form of an array type.
28981 (build_function_type): Function types require structural equality,
28982 because they contain default arguments, attributes, etc.
28983 (build_method_type_directly): Ditto for method types.
28984 (build_offset_type): Build the canonical offset type.
28985 (build_complex_type): Build the canonical vector type.
28986 (make_vector_type): Build the canonical vector type.
28987 * tree.h (TYPE_CANONICAL): New.
28988 (TYPE_STRUCTURAL_EQUALITY_P): New.
28989 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28990 (struct tree_type): Added "canonical" field.
28991 * params.h (VERIFY_CANONICAL_TYPES): New.
28992 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28993 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28994 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28995 * doc/invoke.texi (verify-canonical-types): Document --param
28996 parameter for verifying canonical types.
28998 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29000 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29001 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29002 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29003 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29005 * config/rs6000/e500.h: New.
29006 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29007 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29009 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29010 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29011 TARGET_E500_DOUBLE): Remove.
29012 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29013 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29014 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29015 * config/rs6000/rs6000.c (rs6000_override_options): Use
29016 CHECK_E500_OPTIONS.
29018 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29020 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29021 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29022 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29023 rs6000_emit_cmove): Don't check TARGET_E500.
29024 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29025 sordered): Don't check TARGET_E500.
29027 2007-01-01 Eric Christopher <echristo@apple.com>
29029 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29030 HARD_REGISTER_NUM_P.
29032 2007-01-01 Roger Sayle <roger@eyesopen.com>
29034 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29035 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29036 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29039 2007-01-01 Mike Stump <mrs@apple.com>
29041 * configure.ac: Remove support for building with Apple's gcc-3.1.
29043 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29045 PR middle-end/30311
29046 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29047 REG is a hard register. Do not modify REG before calling
29049 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29050 multiple of the size of YMODE for certain lowpart cases.
29052 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29054 PR middle-end/30253
29055 * gimplify (voidify_wrapper_expr): Update for
29056 GIMPLE_MODIFY_STMT.
29058 2007-01-01 Andreas Schwab <schwab@suse.de>
29061 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29062 save of BR0 in extra_spill_size instead of spill_size.
29063 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29065 (ia64_expand_epilogue): Restore BR0 from its new location.
29067 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29069 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29070 Use a temporary variable if the left hand side is not a gimple
29073 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29075 * gimplify.c (gimplify_return_expr): Make the temporary variable
29076 for the return expression, a gimple register variable.
29078 2007-01-01 Jan Hubicka <jh@suse.cz>
29080 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29083 2007-01-01 Mike Stump <mrs@apple.com>
29085 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29087 * config/darwin.c (machopic_select_rtx_section): Use
29088 HAVE_GAS_LITERAL16.
29089 (darwin_mergeable_constant_section): Likewise.
29090 * configure: Regenerate.
29091 * config.in: Regenerate.
29093 2007-01-01 Jan Hubicka <jh@suse.cz>
29094 Andrew Pinski <pinskia@gmail.com>
29096 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29097 before starting IPA passes.