1 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5 * config/bfin/t-bfin-linux (crti.o): Don't build.
7 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
8 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
10 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
12 2007-09-27 Ollie Wild <aaw@google.com>
14 * varasm.c (compare_constant): Removed call to
15 lang_hooks.expand_constant.
16 (copy_constants): Removed call to lang_hooks.expand_constant.
17 (compute_reloc_for_constant): Removed call to
18 lang_hooks.expand_constant.
19 (output_addressed_constants): Removed call to
20 lang_hooks.expand_constant.
21 (constructor_static_from_elts_p): Removed call to
22 lang_hooks.expand_constant.
23 (output_constant): Removed calls to lang_hooks.expand_constant.
24 * langhooks.h (struct lang_hooks): Removed field expand_constant.
25 * langhooks-def.h (lhd_return_tree): Removed.
26 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
27 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
28 * langhooks.c (lhd_return_tree): Removed.
30 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33 * expr.c (emit_group_load_1): Split constant double when destination
34 length is half source length.
36 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
38 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
39 (mips_cpu_info): Add tune_flags.
40 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
41 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
43 (override_options): Remove deprecation code. Use branch-likely
44 instructions for optimize_size or if the tuning flags do not
45 suggest otherwise. Tweak warning.
46 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
48 2007-09-27 Matthias Klose <doko@ubuntu.com>
50 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
51 multilib osdirname if it exists.
52 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
54 2007-09-27 Ian Lance Taylor <iant@google.com>
56 PR tree-optimization/33565
57 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
58 assignments of comparisons.
59 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
60 parameter. Change caller. Defer overflow warnings around call to
62 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
63 TREE_NO_WARNING is set on the statement.
65 (tree_ssa_forward_propagate_single_use_vars): Don't test
66 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
67 * tree-cfg.c (fold_cond_expr_cond): Likewise.
69 2007-09-27 Joseph Myers <joseph@codesourcery.com>
71 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
72 reduce offset by units of 0x10000 for SPE vector modes or modes
73 used with E500 double instructions.
75 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
77 * simplify-rtx.c (comparison_result): New.
78 (simplify_const_relational_operation): Use it instead of the five
79 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
80 Improve bounds-checking optimizations; remove subsumed POPCOUNT
81 optimizations. Extract nonzero_address_p optimizations into a
82 separate "if" together with optimizations where op1 is const0_rtx.
83 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
84 floating-point arguments too when appropriate. Hoist test for ABS
85 outside the final switch statement.
86 * cse.c (fold_rtx): Don't look for an IOR equivalent of
87 folded_arg0 if we found a constant equivalent. Remove
88 transformations done in simplify-rtx.c for "op0 RELOP op0".
90 2007-09-27 Jakub Jelinek <jakub@redhat.com>
92 * builtins.c (expand_builtin, expand_builtin_object_size,
93 expand_builtin_memory_chk, maybe_emit_chk_warning,
94 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
96 * expr.c (expand_expr_real_1): Likewise.
97 * langhooks-def.h (struct diagnostic_info): Add forward decl.
98 (lhd_print_error_function): Add third argument.
99 * langhooks.h (struct diagnostic_info): Add forward decl.
100 (struct lang_hooks): Add third argument to print_error_function.
101 * diagnostic.h (diagnostic_info): Add abstract_origin field.
102 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
104 (diagnostic_report_current_function): Likewise.
105 * toplev.c (announce_function): Pass NULL as second argument to
106 diagnostic_set_last_function.
107 * diagnostic.c (diagnostic_report_current_function): Add second
108 argument, pass it as third argument to lang_hooks.print_error_function.
109 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
110 to diagnostic_report_current_function.
111 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
112 and message.abstract_origin.
113 (verbatim): Initialize abstract_origin.
114 * pretty-print.h (text_info): Add abstract_origin field.
115 * pretty-print.c (pp_base_format): Handle %K.
116 * langhooks.c (lhd_print_error_function): Add third argument. If
117 diagnostic->abstract_origin, print virtual backtrace.
118 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
119 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
120 (init_dynamic_diag_info): Likewise.
122 2007-09-26 David Daney <ddaney@avtrex.com>
125 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
126 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
127 sync_old_nand<mode>, sync_new_nand<mode>,
128 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
129 Update length attributes.
130 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
131 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
133 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
134 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
135 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
138 2007-09-26 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/33563
141 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
142 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
144 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
147 2007-09-26 Joseph Myers <joseph@codesourcery.com>
150 * c-common.c (complete_array_type): Diagnose too-large arrays and
151 set type to error_mark_node.
153 2007-09-26 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/30375
156 PR tree-optimization/33560
157 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
161 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
163 * tree-ssa-dse.c (aggregate_vardecl_d): New.
164 (dse_global_data): Add aggregate_vardecl field.
165 (dse_possible_dead_store_p): New.
166 Add prev_defvar variable.
167 Allow immediate uses and previous immediate uses to differ
168 if they are setting different parts of the whole.
169 (get_aggregate_vardecl): New.
170 (dse_record_partial_aggregate_store): New.
171 (dse_whole_aggregate_clobbered_p): New.
172 (dse_partial_kill_p): New.
173 Call dse_maybe_record_aggregate_store().
174 When checking whether a STMT and its USE_STMT refer to the
175 same memory address, check also for partial kills that clobber
177 Move some variable definitions to the block where they are used.
178 (aggregate_vardecl_hash): New.
179 (aggregate_vardecl_eq): New.
180 (aggregate_vardecl_free): New.
181 (aggregate_whole_store_p): New.
182 (tree_ssa_dse): Initialize and free aggregate_vardecl.
183 Mark which aggregate stores we care about.
185 2007-09-25 DJ Delorie <dj@redhat.com>
188 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
191 2007-09-25 Michael Meissner <michael.meissner@amd.com>
194 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
195 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
196 for vector int32 -> int64 conversions. Don't write beyond the end
197 of the allocated vector for int32 -> int64 conversions.
199 2007-09-25 Revital Eres <eres@il.ibm.com>
201 * config/rs6000/paired.h (paired_sel): New.
202 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
203 (rs6000_expand_ternop_builtin): Pass zero const_double operand
204 when expanding selv2sf.
205 * config/rs6000/rs6000.h (rs6000_builtins): Add
206 PAIRED_BUILTIN_SELV2SF4.
208 2007-09-25 Joseph Myers <joseph@codesourcery.com>
211 * c-typeck.c (default_conversion): Call require_complete_type
212 before perform_integral_promotions.
213 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
214 (build_c_cast): Call require_complete_type except for casts to
216 (convert_for_assignment): Call require_complete_type.
218 2007-09-25 Revital Eres <eres@il.ibm.com>
220 * config/spu/spu.md: Fix doloop pattern.
222 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
224 * config/bfin/bfin.c (expand_prologue_reg_save,
225 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
227 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
228 ... from here. New argument ALL; callers changed.
229 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
230 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
231 have the "saveall" attribute.
233 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
235 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
237 (INCOMING_REGNO, OUTGOING_REGNO): Define.
238 * config/mmix/mmix.c (mmix_opposite_regno): New function.
239 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
241 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
242 with REG_P tests before REGNO access.
244 2007-09-24 DJ Delorie <dj@redhat.com>
247 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
249 (movqicc_<code>_<mode>): Likewise.
250 (movhicc_<code>_<mode>): Likewise.
252 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
255 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
258 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
261 * config/i386/i386.c (ix86_comp_type_attributes): Check
264 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
266 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
267 "move.l %a4,%a4" to produce nops.
268 * config/m68k/m68k.c (override_options): Reset align options,
269 if neccessary align macro isn't avaible.
271 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
273 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
275 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
277 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
279 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
281 (peephole pattern): Convert most of them to RTL peephole pattern.
283 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
285 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
286 (moved from fp compare patterns).
287 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
288 Cleanup predicates to relieve reload.
289 (conditional_trap): Reject conditional trap with fp condition.
290 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
291 certain constants early.
293 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
295 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
297 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
299 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
300 Allow --with-tune=cell and --with-cpu=cell.
302 2007-09-24 David Edelsohn <edelsohn@gnu.org>
304 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
305 * config/rs6000/rs6000.opt (swdiv): Change option to ...
307 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
309 (TARGET_BUILTIN_RECIPROCAL): Use it.
310 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
311 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
312 (rs6000_emit_swrsqrtsf): New.
313 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
315 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
316 (divsf3): Remove swdiv support.
319 (rsqrt_internal1): New.
320 (divdf3): Remove swdiv support.
323 2007-09-24 Jakub Jelinek <jakub@redhat.com>
326 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
328 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
329 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
330 * tree.c (type_hash_eq): For FUNCTION_TYPE use
331 lang_hooks.type.type_hash_eq in addition to generic tests.
333 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
334 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
336 * tree-inline.h (eni_weights): Add field target_builtin_cost to
337 reflect the cost per call to a target specific builtin.
338 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
339 call to a target specific builtin, then use target_builtin_call_cost.
340 (init_inline_once): Initialize target_builtin_call_cost field.
342 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
345 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
348 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
350 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
351 * configure: Regenerated.
353 2007-09-23 Ollie Wild <aaw@google.com>
355 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
357 (get_pointer_modulus_and_residue): New function.
359 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
361 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
362 combine an SC return value into a single register.
364 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
366 * opth-gen.awk (target_flags_explicit): Declare.
367 * toplev.h (target_flags_explicit): Delete declaration.
368 * toplev.c (target_flags): Likewise.
369 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
370 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
371 Never return true for TARGET_MIPS16.
372 * config/mips/mips.c (mips_llsc): Delete.
373 (mips_handle_option): Remove -mllsc handling.
374 (mips_strip_unspec_address): Tweak comment.
375 * config/mips/mips.opt (mllsc): Use a target mask.
377 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
379 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
380 word_mode as well as Pmode.
382 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
384 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
385 parameters from word_mode to the subword type if such a truncation
388 2007-09-23 Jakub Jelinek <jakub@redhat.com>
390 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
391 * configure: Regenerated.
393 2007-09-23 Jan Hubicka <jh@suse.cz>
395 * params.def (INLINE_CALL_COST): Set to 12.
396 * invoke.texi (inline-call-cost): Update default value.
398 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
400 * config/alpha/alpha.md (movti): Use operand_subword for the split.
402 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
403 Revital Eres <eres@il.ibm.com>
405 * modulo-sched.c (doloop_register_get): Rewrite the loop which
406 checks whether the count_reg is found outside the control part.
408 2007-09-23 Jakub Jelinek <jakub@redhat.com>
410 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
411 instead of checking CALL_EXPR_FN directly to test for builtins.
412 If error or warning attributes are present, print
414 * c-common.c (handle_error_attribute): New function.
415 (c_common_attribute_table): Add error and warning
417 * doc/extend.texi: Document error and warning attributes.
419 * tree.h (block_nonartificial_location): New prototype.
420 * tree.c (block_nonartificial_location): New function.
421 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
422 if artificial attribute is present on abstract inline decl.
423 * c-common.c (handle_artificial_attribute): New function.
424 (c_common_attribute_table): Add artificial attribute.
425 * final.c (override_filename, override_linenum): New variables.
426 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
427 and override_linenum if inside of a block inlined from
428 __attribute__((__artificial__)) function.
429 (notice_source_line): Honor override_filename and override_linenum.
430 * doc/extend.texi: Document __attribute__((__artificial__)).
431 * config/i386/emmintrin.h: Add __artificial__ attribute to
432 all __always_inline__ functions.
433 * config/i386/mmintrin.h: Likewise.
434 * config/i386/tmmintrin.h: Likewise.
435 * config/i386/mm3dnow.h: Likewise.
436 * config/i386/pmmintrin.h: Likewise.
437 * config/i386/ammintrin.h: Likewise.
438 * config/i386/xmmintrin.h: Likewise.
439 * config/i386/smmintrin.h: Likewise.
440 * config/i386/bmmintrin.h: Likewise.
441 * config/i386/mmintrin-common.h: Likewise.
444 * expr.c (expand_constructor): New function.
445 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
446 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
449 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
451 * config/mips/mips.c (dump_constants_1): Generalize to include
452 fractional and accumulator modes.
454 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
456 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
457 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
459 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
460 TARGET_HARD_FLOAT when testing whether -mpaired-single is
462 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
464 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
466 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
467 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
469 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
470 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
471 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
473 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
475 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
476 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
477 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
479 2007-09-22 Jason Merrill <jason@redhat.com>
482 * attribs.c (lookup_attribute_spec): Split out...
483 (decl_attributes): From here.
484 * tree.h: Declare it.
486 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
488 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
490 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
492 * tree-inline.c (remap_type_1): Correctly chain variants.
494 2007-09-22 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/33146
497 * fold-const.c (fold_binary): Use the original tree
499 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
502 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
505 * except.c (finish_eh_generation): Call commit_edge_insertions if
506 there are insns queued on the entry edge.
507 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
510 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
512 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
514 2007-09-19 Michael Meissner <michael.meissner@amd.com>
516 * gcc/config/i386/i386.c: Delete trailing whitespace.
517 * gcc/config/i386/i386.h: Ditto.
518 * gcc/config/i386/bmmintrin.h: Ditto.
519 * gcc/config/i386/sync.md: Ditto.
520 * gcc/config/i386/ppro.md: Ditto.
521 * gcc/config/i386/mmx.md: Ditto.
522 * gcc/config/i386/constraints.md: Ditto.
523 * gcc/config/i386/sse.md: Ditto.
524 * gcc/config/i386/athlon.md: Ditto.
525 * gcc/config/i386/i386.md: Ditto.
527 2007-09-21 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/33508
530 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
531 quadratic loop by keeping a bitmap of variables we have
532 to clobber all subvariables for.
533 (set_initial_properties): Likewise.
535 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
537 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
539 2007-09-20 Nigel Stephens <nigel@mips.com>
540 Chao-ying Fu <fu@mips.com>
542 * c-decl.c (finish_declspecs): When _Sat is used without
543 _Fract or _Accum, set the default type to cts_fract.
544 This avoids a warning of "type defaults to int".
546 2007-09-20 Joseph Myers <joseph@codesourcery.com>
548 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
549 bit-fields wider than one bit.
551 2007-09-20 Jakub Jelinek <jakub@redhat.com>
554 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
556 * dbxout.c (dbxout_type): Likewise.
560 * gimplify.c (gimplify_vla_decl): New function.
561 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
563 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
565 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
567 * doc/invoke.texi (-minterlink-mips16): Document.
568 * config/mips/mips.opt (minterlink-mips16): New option.
569 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
572 2007-09-20 Joseph Myers <joseph@codesourcery.com>
574 * doc/extend.texi (Attribute Syntax): Remove old speculative
577 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
579 * combine.c: Include cgraph.h.
580 (setup_incoming_promotions): Rework to allow more aggressive
581 elimination of sign extensions when all call sites of the
582 current function are known to lie within the current unit.
584 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
586 * dse.c (find_shift_sequence): No-op rework of control flow.
588 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
590 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
591 GPR for DCmode on 64-bit targets. Remove redundant fallback.
593 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
595 * cfgexpand.c (dump_stack_var_partition): Use the correct
596 index for the offset.
598 2007-09-19 Joseph Myers <joseph@codesourcery.com>
600 * config/mips/sde.h: Switch to GPLv3.
602 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
604 * tree-sra.c (decide_block_copy): Decide if there are groups.
606 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
608 * config/m68k/m68k.c (output_move_himode): Remove jump table
610 config/m68k/m68k.md (lea): Likewise.
611 * config/m68k/m68k.c (print_operand_address): Use simple pc
614 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
616 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
617 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
619 (asm_insn_count): Pass template as second argument to it.
620 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
621 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
622 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
623 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
624 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
625 (sh_insn_length_adjustment): Pass template as second argument to it.
626 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
628 * config/bfin/bfin.md (define_asm_attributes): New.
630 2007-09-19 Jie Zhang <jie.zhang@analog.com>
632 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
634 * config/bfin/print-sysroot-suffix.sh: New.
635 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
636 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
637 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
638 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
639 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
640 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
641 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
642 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
643 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
644 (linux-sysroot-suffix.h): New target.
645 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
646 (mspecld-anomaly): Likewise.
647 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
648 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
649 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
650 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
651 (bfin_si_revision): Declare.
652 (bfin_workarounds): Declare.
653 (WA_SPECULATIVE_LOADS): Define.
654 (ENABLE_WA_SPECULATIVE_LOADS): Define.
655 (WA_SPECULATIVE_SYNCS): Define.
656 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
657 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
658 (LIB_SPEC): Add %s to the linker scripts.
659 Use proper linker script for bf522, bf525, bf527,
660 bf538, bf539, bf542, bf544, bf548, and bf549.
661 * config/bfin/bfin.c (bfin_si_revision): Define.
662 (bfin_workarounds): Define.
663 (struct bfin_cpu): New.
665 (bfin_handle_option): Handle silicon revision part of -mcpu option.
666 (override_options): Set bfin_workarounds.
667 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
668 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
669 ENABLE_WA_SPECULATIVE_LOADS.
670 (bfin_reorg): Likewise.
671 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
672 macros for bf522, bf525, bf527, bf538, bf539,
673 bf542, bf544, bf548, and bf549.
674 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
675 Don't define __ID_SHARED_LIB__ when -msep-data.
676 (TARGET_DEFAULT): Define as 0.
677 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
678 * doc/invoke.texi (Blackfin Options): Document silicon
679 revision part of -mcpu option and it now accepts bf522, bf525,
680 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
682 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
684 * alias.c (memory_modified_1): Deconstify.
685 (memory_modified_in_insn_p): Don't use const_note_stores.
686 * rtl.h (const_note_stores): Delete.
687 * rtlanal.c (const_note_stores): Likewise.
689 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
691 * dse.c (find_shift_sequence): Temporarily revert to forbidding
694 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
698 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
699 (addsi_small_int): Likewise.
700 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
701 (one_cmplsi2): Likewise.
703 (enter_func): Expand insn using hard_frame_pointer_rtx and
706 * config/fr30/fr30.c (fr30_expand_prologue): Check for
707 hard_frame_pointer_rtx instead of using REGNO() check.
708 Properly sign extend GEN_INT() argument.
710 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
712 * config/m68k/m68k.c (override_options): Remove USE_GAS,
714 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
715 alternatives with just jcc.
716 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
717 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
718 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
719 dbge_hi, dbge_si): Likewise.
721 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
723 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
724 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
725 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
726 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
727 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
729 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
731 * config/m68k/m68k-devices.def (51qe): New device.
732 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
733 to all uses of FL_FOR_isa_c for compatibility.
734 (all_microarchs): Add cfv1 microarchitecture.
735 (m68k_handle_option): Handle m51qe option.
736 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
737 (TUNE_CFV1): New macro.
738 (enum uarch_type): Add ucfv1.
739 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
741 2007-09-18 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/31863
744 * tree-ssa-structalias.c (create_variable_info_for): Always
747 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
749 * opts.c (decode_options): Enable vectorization under -O3.
751 2007-09-18 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/33340
754 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
755 SSA_NAMEs that occur in abnormal PHI nodes.
757 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
759 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
760 Don't use const_get_call_expr_in.
761 * tree-gimple.c (const_get_call_expr_in): Delete.
762 * tree-gimple.h (const_get_call_expr_in): Likewise.
764 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
766 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
767 not yet have a basic block.
768 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
770 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
772 * config/mips/mips.c (mips_file_start): Add ".previous" directives
775 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
777 * config/mips/mips.c (mips_output_mi_thunk): Use
778 mips_function_ok_for_sibcall and const_call_insn_operand
779 to determine if a direct sibcall is allowed. Use
780 mips_classify_symbol to determine a global pointer is needed.
782 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
784 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
786 2007-09-17 Chao-ying Fu <fu@mips.com>
787 Nigel Stephens <nigel@mips.com>
789 * config/fixed-bit.h: New file.
790 * config/fixed-bit.c: New file.
791 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
793 2007-09-18 Jakub Jelinek <jakub@redhat.com>
795 * c-format.h (format_kind_info): Add alloc_char field.
796 * c-format.c (scanf_flag_specs): Add 'm'.
797 (scanf_flag_pairs): Add 'a', 'm' pair.
798 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
799 (format_types_orig): Add alloc_char fields.
800 (check_format_info_main): Rename aflag to alloc_flag.
801 Handle fki->alloc_char. modifier after width and before length
802 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
803 length modifiers as well.
804 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
807 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
808 returned by build_call_expr.
810 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
812 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
813 NULL for variable-sized records too.
814 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
816 2007-09-17 Tom Tromey <tromey@redhat.com>
818 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
819 (c_builtin_function): Likewise.
820 (grokdeclarator): Likewise.
822 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
824 PR rtl-optimization/26449
825 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
826 (seq_insns_valid_p): Removed.
828 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
830 * tree-nomudflap.c (gate_mudflap): New static function.
831 (pass_mudflap_1): Use it as gate function.
832 (pass_mudflap_2): Likewise.
834 2007-09-17 Jan Hubicka <jh@suse.cz>
838 * loop-invariant.c (move_invariant_reg): Unshare sequence.
840 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
842 PR tree-optimization/33319
843 * tree-vect-analyze.c (vect_same_range_drs): New.
844 (vect_vfa_range_equal): New.
845 (vect_is_duplicate_ddr): Removed.
846 (vect_mark_for_runtime_alias_test): Do not perform marking when
847 optimizing for size or max_param for alias checking is zero.
848 Move the function before vect_analyze_data_ref_dependence.
849 (vect_analyze_data_ref_dependence): Add call to
850 vect_mark_for_runtime_alias_test in two cases when dependence
852 (vect_analyze_data_ref_dependences): Do not call to
853 vect_mark_for_runtime_alias_test.
854 (vect_prune_runtime_alias_test_list): New.
855 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
856 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
857 Update vec_outside_cost.
858 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
859 (vect_create_cond_for_alias_checks): Build the base address of data
860 reference from DR_GROUP_FIRST_DR.
861 (vect_loop_versioning): New.
862 (vect_transform_loop): Add a call to vect_loop_versioning.
863 Remove factored out code.
865 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
868 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
871 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
873 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
874 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
875 Fix the call to insn_rtx_cost. Skip access sizes that require a
876 real truncation of the store register. Use convert_move instead
877 of gen_lowpart when narrowing the result.
878 (replace_read): Use convert_move instead of gen_lowpart when
879 narrowing the store rhs.
881 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
883 * config/mips/mips.md (SHORT): Fix long line.
884 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
885 to QImode and HImode.
887 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
889 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
891 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
893 * tree-parloops.c: New file.
894 * tree-ssa-operands.h (free_stmt_operands): Declare.
895 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
897 * tree-pass.h (pass_parallelize_loops): Declare.
898 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
900 (build_omp_regions_1): Allow analysing just a single OMP region and
902 ( build_omp_regions_root, omp_expand_local): New functions.
903 (build_omp_regions): Add argument to build_omp_regions_1 call.
904 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
905 autoparallelization is run.
906 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
907 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
908 pass_parallelize_loops): New.
909 * common.opt (ftree-parallelize-loops): New.
910 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
911 parallelize_loops): Declare.
912 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
913 * Makefile.in (tree-parloops.o): Added.
914 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
916 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
917 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
918 one extra edge as well.
919 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
920 Use VEC_free to free doms vector.
921 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
922 operands. Recompute operand caches in the new function.
923 (move_sese_region_to_fn): Update loop info.
924 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
925 * tree-ssa-operands.c (free_stmt_operands): New function.
927 * doc/passes.texi: Document autoparallelization.
928 * doc/invoke.texi (-ftree-parallelize-loops): New option.
930 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
933 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
936 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
938 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
940 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
941 get_vectype_for_scalar_type succeeded.
942 (vectorizable_conversion): Likewise.
944 2007-09-14 Jan Hubicka <jh@suse.cz>
946 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
949 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
952 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
953 register when operands[2] equals operands[1].
954 (remainderxf3): Ditto.
956 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
957 Nigel Stephens <nigel@mips.com>
959 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
960 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
961 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
963 (_Unwind_ForcedUnwind): Likewise.
964 (_Unwind_Resume): Likewise.
965 (_Unwind_Resume_or_Rethrow): Likewise.
966 (_Unwind_Backtrace): Likewise.
967 (_Unwind_SjLj_RaiseException): Likewise.
968 (_Unwind_SjLj_ForcedUnwind): Likewise.
969 (_Unwind_SjLj_Resume): Likewise.
970 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
971 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
973 (_Unwind_ForcedUnwind): Likewise.
974 (_Unwind_Resume): Likewise.
975 (_Unwind_Resume_or_Rethrow): Likewise.
976 (_Unwind_Backtrace): Likewise.
977 * unwind-compat.c (_Unwind_Backtrace): Likewise.
978 (_Unwind_ForcedUnwind): Likewise.
979 (_Unwind_RaiseException): Likewise.
980 (_Unwind_Resume): Likewise.
981 (_Unwind_Resume_or_Rethrow): Likewise.
983 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
984 nomips16 mode when IN_LIBGCC2 with hard float.
986 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
988 * config/mips/sdemtk.opt: Update to GPLv3.
989 * config/mips/sdemtk.h: Likewise.
991 2007-09-14 Nigel Stephens <nigel@mips.com>
993 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
994 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
995 for mipsisa32-*-linux*.
997 2007-09-14 Nigel Stephens <nigel@mips.com>
998 David Ung <davidu@mips.com>
999 Thiemo Seufer <ths@mips.com>
1000 Richard Sandiford <richard@codesourcery.com>
1002 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1003 * configure.ac: Add a mipssde threading type.
1004 * configure: Regenerate.
1005 * config/mips/sdemtk.h: New file.
1006 * config/mips/t-sdemtk: Likewise.
1007 * config/mips/sdemtk.opt: Likewise.
1008 * gthr-mipssde.h: Likewise.
1009 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1010 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1011 (MIPS_ICACHE_SYNC): New macro, split from ...
1012 * config/mips/mips.md (clear_cache): ...here.
1013 * config/mips/mips.c (mips_save_reg_p): Check
1014 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1015 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1016 (build_mips16_call_stub): Likewise.
1018 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1020 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1022 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1025 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1026 current_frame_info.n_local_regs. Don't return emitted local
1028 (ia64_compute_frame_size): Improve unwind hack to put
1029 RP, PFS, FP in that order by allowing some of the registers
1030 been already emitted, as long as they are emitted to the
1033 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1035 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1036 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1037 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1039 2007-09-13 Eric Christopher <echristo@apple.com>
1040 Kenneth Zadeck <zadeck@naturalbridge.com>
1042 * dse.c (find_shift_sequence): New function.
1043 (replace_read): Add case to remove read if it requires shift.
1044 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1046 2007-09-13 Tom Tromey <tromey@redhat.com>
1048 * c-common.c (fname_as_string): Update.
1049 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1050 (c_lex_one_token): Update. Add 'parser' argument.
1051 (c_parser_simple_asm_expr): Update.
1052 (c_parser_attributes): Update.
1053 (c_parser_asm_statement): Update.
1054 (c_parser_asm_operands): Update.
1055 (c_parser_peek_token): Update.
1056 (c_parser_peek_2nd_token): Update.
1057 * c-lex.c (c_lex_string_translate): Remove.
1058 (c_lex_return_raw_strings): Likewise.
1059 (c_lex_with_flags): Added 'lex_flags' argument.
1060 (lex_string): Added 'translate' argument.
1061 * c-pragma.h (c_lex_with_flags): Update.
1062 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1063 (C_LEX_STRING_NO_TRANSLATE): New define.
1064 (C_LEX_RAW_STRINGS): Likewise.
1066 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1069 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1070 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1071 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1072 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1073 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1074 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1075 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1076 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1077 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1078 (bdesc_1arg): Add __builtin_bfin_ones.
1079 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1080 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1081 and __builtin_bfin_csqu_fr16.
1082 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1083 (ones): New define_insn.
1084 (ssaddhi3_parts): New define_insn.
1085 (sssubhi3_parts): New define_insn.
1086 (flag_mulhi_parts): New define_insn.
1088 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1090 * common.opt (femit-class-debug-always): Turn off by default.
1092 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1094 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1095 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1097 2007-09-13 James E. Wilson <wilson@specifix.com>
1099 PR tree-optimization/33389
1100 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1101 then set build_loads before returning.
1103 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1104 David Ung <davidu@mips.com>
1106 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1107 {d}addiu and a negative immediate such that it works with MIPS16
1110 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1113 * configure.ac (ld_vers): Support Linux linker.
1114 * configure: Regenerated.
1116 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1117 Sandra Loosemore <sandra@codesourcery.com>
1119 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1120 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1121 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1122 nomips16 into decl attributes.
1123 (TARGET_INSERT_ATTRIBUTES): Override.
1124 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1125 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1126 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1127 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1128 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1129 (mips_use_mips16_mode_p): Reimplement as a function that takes
1130 a decl and considers only decl attributes. If the decl is nested
1131 function, use its parent attributes.
1132 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1133 instead of SYMBOL_REF_MIPS16_FUNC_P.
1134 (mips_set_mips16_mode): Move call to sorry here from old
1135 mips_use_mips16_mode_p.
1136 (mflip_mips16_entry): New structure.
1137 (mflip_mips16_htab): New variable.
1138 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1139 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1140 (mips_merge_decl_attributes): New function.
1141 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1142 Use mips_use_mips16_mode_p.
1143 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1144 SYMBOL_REF_MIPS16_FUNC_P.
1145 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1147 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1149 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1151 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1154 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1156 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1157 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1158 Tony Linthicum <tony.linthicum@amd.com>
1160 * tree.h (function_args_iterator): New type to iterate over
1162 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1163 function arguments providing a pointer to the argument.
1164 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1165 function arguments providing the argument.
1166 (function_args_iter_init): Inline function to initialize
1167 function_args_iterator.
1168 (function_args_iter_cond_ptr): Inline function to return the next
1169 pointer to hold the argument.
1170 (function_args_iter_cond): Inline function to return the next
1172 (function_args_iter_cond_next): Advance the function args
1174 (stdarg_p): New function, return true if variable argument
1176 (prototype_p): New function, return true if function is
1178 (function_args_count): New function, count the number of arguments
1181 * tree.c (stdarg_p): New function, return true if variable
1183 (prototype_p): New function, return true if function is
1186 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1187 (TARGET_ROUND): New macro for the round/ptest instructions which
1188 are shared between SSE4.1 and SSE5.
1189 (OPTION_MASK_ISA_ROUND): Ditto.
1190 (OPTION_ISA_ROUND): Ditto.
1191 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1192 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1194 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1195 (-mfused-madd): New switch to give users control over whether the
1196 compiler optimizes to use the multiply/add SSE5 instructions.
1198 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1199 m_ATHLON_K8_AMDFAM10, and change all uses.
1200 (enum pta_flags): Add PTA_SSE5.
1201 (ix86_handle_option): Turn off 3dnow if -msse5.
1202 (override_options): Add SSE5 support.
1203 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1205 (ix86_expand_sse_movcc): Add SSE5 support.
1206 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1207 vector type to the next largest size.
1208 (ix86_expand_sse5_pack): New function to use pperm to pack a
1209 vector type to the next smallest size.
1210 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1211 (IX86_BUILTIN_FMADDSD): Ditto.
1212 (IX86_BUILTIN_FMADDPS): Ditto.
1213 (IX86_BUILTIN_FMADDPD): Ditto.
1214 (IX86_BUILTIN_FMSUBSS): Ditto.
1215 (IX86_BUILTIN_FMSUBSD): Ditto.
1216 (IX86_BUILTIN_FMSUBPS): Ditto.
1217 (IX86_BUILTIN_FMSUBPD): Ditto.
1218 (IX86_BUILTIN_FNMADDSS): Ditto.
1219 (IX86_BUILTIN_FNMADDSD): Ditto.
1220 (IX86_BUILTIN_FNMADDPS): Ditto.
1221 (IX86_BUILTIN_FNMADDPD): Ditto.
1222 (IX86_BUILTIN_FNMSUBSS): Ditto.
1223 (IX86_BUILTIN_FNMSUBSD): Ditto.
1224 (IX86_BUILTIN_FNMSUBPS): Ditto.
1225 (IX86_BUILTIN_FNMSUBPD): Ditto.
1226 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1227 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1228 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1229 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1230 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1231 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1232 (IX86_BUILTIN_PPERM): Ditto.
1233 (IX86_BUILTIN_PERMPS): Ditto.
1234 (IX86_BUILTIN_PERMPD): Ditto.
1235 (IX86_BUILTIN_PMACSSWW): Ditto.
1236 (IX86_BUILTIN_PMACSWW): Ditto.
1237 (IX86_BUILTIN_PMACSSWD): Ditto.
1238 (IX86_BUILTIN_PMACSWD): Ditto.
1239 (IX86_BUILTIN_PMACSSDD): Ditto.
1240 (IX86_BUILTIN_PMACSDD): Ditto.
1241 (IX86_BUILTIN_PMACSSDQL): Ditto.
1242 (IX86_BUILTIN_PMACSSDQH): Ditto.
1243 (IX86_BUILTIN_PMACSDQL): Ditto.
1244 (IX86_BUILTIN_PMACSDQH): Ditto.
1245 (IX86_BUILTIN_PMADCSSWD): Ditto.
1246 (IX86_BUILTIN_PMADCSWD): Ditto.
1247 (IX86_BUILTIN_PHADDBW): Ditto.
1248 (IX86_BUILTIN_PHADDBD): Ditto.
1249 (IX86_BUILTIN_PHADDBQ): Ditto.
1250 (IX86_BUILTIN_PHADDWD): Ditto.
1251 (IX86_BUILTIN_PHADDWQ): Ditto.
1252 (IX86_BUILTIN_PHADDDQ): Ditto.
1253 (IX86_BUILTIN_PHADDUBW): Ditto.
1254 (IX86_BUILTIN_PHADDUBD): Ditto.
1255 (IX86_BUILTIN_PHADDUBQ): Ditto.
1256 (IX86_BUILTIN_PHADDUWD): Ditto.
1257 (IX86_BUILTIN_PHADDUWQ): Ditto.
1258 (IX86_BUILTIN_PHADDUDQ): Ditto.
1259 (IX86_BUILTIN_PHSUBBW): Ditto.
1260 (IX86_BUILTIN_PHSUBWD): Ditto.
1261 (IX86_BUILTIN_PHSUBDQ): Ditto.
1262 (IX86_BUILTIN_PROTB): Ditto.
1263 (IX86_BUILTIN_PROTW): Ditto.
1264 (IX86_BUILTIN_PROTD): Ditto.
1265 (IX86_BUILTIN_PROTQ): Ditto.
1266 (IX86_BUILTIN_PROTB_IMM): Ditto.
1267 (IX86_BUILTIN_PROTW_IMM): Ditto.
1268 (IX86_BUILTIN_PROTD_IMM): Ditto.
1269 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1270 (IX86_BUILTIN_PSHLB): Ditto.
1271 (IX86_BUILTIN_PSHLW): Ditto.
1272 (IX86_BUILTIN_PSHLD): Ditto.
1273 (IX86_BUILTIN_PSHLQ): Ditto.
1274 (IX86_BUILTIN_PSHAB): Ditto.
1275 (IX86_BUILTIN_PSHAW): Ditto.
1276 (IX86_BUILTIN_PSHAD): Ditto.
1277 (IX86_BUILTIN_PSHAQ): Ditto.
1278 (IX86_BUILTIN_FRCZSS): Ditto.
1279 (IX86_BUILTIN_FRCZSD): Ditto.
1280 (IX86_BUILTIN_FRCZPS): Ditto.
1281 (IX86_BUILTIN_FRCZPD): Ditto.
1282 (IX86_BUILTIN_CVTPH2PS): Ditto.
1283 (IX86_BUILTIN_CVTPS2PH): Ditto.
1284 (IX86_BUILTIN_COMEQSS): Ditto.
1285 (IX86_BUILTIN_COMNESS): Ditto.
1286 (IX86_BUILTIN_COMLTSS): Ditto.
1287 (IX86_BUILTIN_COMLESS): Ditto.
1288 (IX86_BUILTIN_COMGTSS): Ditto.
1289 (IX86_BUILTIN_COMGESS): Ditto.
1290 (IX86_BUILTIN_COMUEQSS): Ditto.
1291 (IX86_BUILTIN_COMUNESS): Ditto.
1292 (IX86_BUILTIN_COMULTSS): Ditto.
1293 (IX86_BUILTIN_COMULESS): Ditto.
1294 (IX86_BUILTIN_COMUGTSS): Ditto.
1295 (IX86_BUILTIN_COMUGESS): Ditto.
1296 (IX86_BUILTIN_COMORDSS): Ditto.
1297 (IX86_BUILTIN_COMUNORDSS): Ditto.
1298 (IX86_BUILTIN_COMFALSESS): Ditto.
1299 (IX86_BUILTIN_COMTRUESS): Ditto.
1300 (IX86_BUILTIN_COMEQSD): Ditto.
1301 (IX86_BUILTIN_COMNESD): Ditto.
1302 (IX86_BUILTIN_COMLTSD): Ditto.
1303 (IX86_BUILTIN_COMLESD): Ditto.
1304 (IX86_BUILTIN_COMGTSD): Ditto.
1305 (IX86_BUILTIN_COMGESD): Ditto.
1306 (IX86_BUILTIN_COMUEQSD): Ditto.
1307 (IX86_BUILTIN_COMUNESD): Ditto.
1308 (IX86_BUILTIN_COMULTSD): Ditto.
1309 (IX86_BUILTIN_COMULESD): Ditto.
1310 (IX86_BUILTIN_COMUGTSD): Ditto.
1311 (IX86_BUILTIN_COMUGESD): Ditto.
1312 (IX86_BUILTIN_COMORDSD): Ditto.
1313 (IX86_BUILTIN_COMUNORDSD): Ditto.
1314 (IX86_BUILTIN_COMFALSESD): Ditto.
1315 (IX86_BUILTIN_COMTRUESD): Ditto.
1316 (IX86_BUILTIN_COMEQPS): Ditto.
1317 (IX86_BUILTIN_COMNEPS): Ditto.
1318 (IX86_BUILTIN_COMLTPS): Ditto.
1319 (IX86_BUILTIN_COMLEPS): Ditto.
1320 (IX86_BUILTIN_COMGTPS): Ditto.
1321 (IX86_BUILTIN_COMGEPS): Ditto.
1322 (IX86_BUILTIN_COMUEQPS): Ditto.
1323 (IX86_BUILTIN_COMUNEPS): Ditto.
1324 (IX86_BUILTIN_COMULTPS): Ditto.
1325 (IX86_BUILTIN_COMULEPS): Ditto.
1326 (IX86_BUILTIN_COMUGTPS): Ditto.
1327 (IX86_BUILTIN_COMUGEPS): Ditto.
1328 (IX86_BUILTIN_COMORDPS): Ditto.
1329 (IX86_BUILTIN_COMUNORDPS): Ditto.
1330 (IX86_BUILTIN_COMFALSEPS): Ditto.
1331 (IX86_BUILTIN_COMTRUEPS): Ditto.
1332 (IX86_BUILTIN_COMEQPD): Ditto.
1333 (IX86_BUILTIN_COMNEPD): Ditto.
1334 (IX86_BUILTIN_COMLTPD): Ditto.
1335 (IX86_BUILTIN_COMLEPD): Ditto.
1336 (IX86_BUILTIN_COMGTPD): Ditto.
1337 (IX86_BUILTIN_COMGEPD): Ditto.
1338 (IX86_BUILTIN_COMUEQPD): Ditto.
1339 (IX86_BUILTIN_COMUNEPD): Ditto.
1340 (IX86_BUILTIN_COMULTPD): Ditto.
1341 (IX86_BUILTIN_COMULEPD): Ditto.
1342 (IX86_BUILTIN_COMUGTPD): Ditto.
1343 (IX86_BUILTIN_COMUGEPD): Ditto.
1344 (IX86_BUILTIN_COMORDPD): Ditto.
1345 (IX86_BUILTIN_COMUNORDPD): Ditto.
1346 (IX86_BUILTIN_COMFALSEPD): Ditto.
1347 (IX86_BUILTIN_COMTRUEPD): Ditto.
1348 (IX86_BUILTIN_PCOMEQUB): Ditto.
1349 (IX86_BUILTIN_PCOMNEUB): Ditto.
1350 (IX86_BUILTIN_PCOMLTUB): Ditto.
1351 (IX86_BUILTIN_PCOMLEUB): Ditto.
1352 (IX86_BUILTIN_PCOMGTUB): Ditto.
1353 (IX86_BUILTIN_PCOMGEUB): Ditto.
1354 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1355 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1356 (IX86_BUILTIN_PCOMEQUW): Ditto.
1357 (IX86_BUILTIN_PCOMNEUW): Ditto.
1358 (IX86_BUILTIN_PCOMLTUW): Ditto.
1359 (IX86_BUILTIN_PCOMLEUW): Ditto.
1360 (IX86_BUILTIN_PCOMGTUW): Ditto.
1361 (IX86_BUILTIN_PCOMGEUW): Ditto.
1362 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1363 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1364 (IX86_BUILTIN_PCOMEQUD): Ditto.
1365 (IX86_BUILTIN_PCOMNEUD): Ditto.
1366 (IX86_BUILTIN_PCOMLTUD): Ditto.
1367 (IX86_BUILTIN_PCOMLEUD): Ditto.
1368 (IX86_BUILTIN_PCOMGTUD): Ditto.
1369 (IX86_BUILTIN_PCOMGEUD): Ditto.
1370 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1371 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1372 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1373 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1374 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1375 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1376 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1377 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1378 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1379 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1380 (IX86_BUILTIN_PCOMEQB): Ditto.
1381 (IX86_BUILTIN_PCOMNEB): Ditto.
1382 (IX86_BUILTIN_PCOMLTB): Ditto.
1383 (IX86_BUILTIN_PCOMLEB): Ditto.
1384 (IX86_BUILTIN_PCOMGTB): Ditto.
1385 (IX86_BUILTIN_PCOMGEB): Ditto.
1386 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1387 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1388 (IX86_BUILTIN_PCOMEQW): Ditto.
1389 (IX86_BUILTIN_PCOMNEW): Ditto.
1390 (IX86_BUILTIN_PCOMLTW): Ditto.
1391 (IX86_BUILTIN_PCOMLEW): Ditto.
1392 (IX86_BUILTIN_PCOMGTW): Ditto.
1393 (IX86_BUILTIN_PCOMGEW): Ditto.
1394 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1395 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1396 (IX86_BUILTIN_PCOMEQD): Ditto.
1397 (IX86_BUILTIN_PCOMNED): Ditto.
1398 (IX86_BUILTIN_PCOMLTD): Ditto.
1399 (IX86_BUILTIN_PCOMLED): Ditto.
1400 (IX86_BUILTIN_PCOMGTD): Ditto.
1401 (IX86_BUILTIN_PCOMGED): Ditto.
1402 (IX86_BUILTIN_PCOMFALSED): Ditto.
1403 (IX86_BUILTIN_PCOMTRUED): Ditto.
1404 (IX86_BUILTIN_PCOMEQQ): Ditto.
1405 (IX86_BUILTIN_PCOMNEQ): Ditto.
1406 (IX86_BUILTIN_PCOMLTQ): Ditto.
1407 (IX86_BUILTIN_PCOMLEQ): Ditto.
1408 (IX86_BUILTIN_PCOMGTQ): Ditto.
1409 (IX86_BUILTIN_PCOMGEQ): Ditto.
1410 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1411 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1412 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1413 OPTION_MASK_ISA_ROUND for instructions that are shared between
1415 (bdesc_2arg): Ditto.
1416 (bdesc_sse_3arg): Ditto.
1417 (enum multi_arg_type): New enum for describing the various SSE5
1418 intrinsic argument types.
1419 (bdesc_multi_arg): New table for SSE5 intrinsics.
1420 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1421 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1423 (ix86_expand_builtin): Add SSE5 intrinsic support.
1424 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1425 operand instructions.
1426 (ix86_expand_sse5_multiple_memory): New function to split the
1427 second memory reference from SSE5 instructions.
1428 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1429 (ix86_return_pops_args): Use stdarg_p to determine if the function
1430 has variable arguments.
1431 (ix86_setup_incoming_varargs): Ditto.
1432 (x86_this_parameter): Ditto.
1434 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1436 (ix86_expand_sse5_pack): Ditto.
1437 (ix86_sse5_valid_op_p): Ditto.
1438 (ix86_expand_sse5_multiple_memory): Ditto.
1440 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1441 constant for SSE5 support.
1442 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1443 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1444 (UNSPEC_SSE5_PERMUTE): Ditto.
1445 (UNSPEC_SSE5_ASHIFT): Ditto.
1446 (UNSPEC_SSE5_LSHIFT): Ditto.
1447 (UNSPEC_FRCZ): Ditto.
1448 (UNSPEC_CVTPH2PS): Ditto.
1449 (UNSPEC_CVTPS2PH): Ditto.
1450 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1452 (COM_FALSE_S): Ditto.
1453 (COM_FALSE_P): Ditto.
1454 (COM_TRUE_S): Ditto.
1455 (COM_TRUE_P): Ditto.
1456 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1457 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1459 (memory attribute): Ditto.
1460 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1461 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1462 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1463 (floor<mode>2): Ditto.
1464 (ceil<mode>2): Ditto.
1465 (btrunc<mode>2): Ditto.
1466 (nearbyintdf2): Ditto.
1467 (nearbyintsf2): Ditto.
1468 (sse_setccsf): Disable if SSE5.
1469 (sse_setccdf): Ditto.
1470 (sse5_setcc<mode>): New support for SSE5 conditional move.
1471 (sse5_pcmov_<mode>): Ditto.
1473 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1475 (SSEMODEF2P): Ditto.
1476 (ssemodesuffixf4): New mode attribute for SSE5.
1477 (ssemodesuffixf2s): Ditto.
1478 (ssemodesuffixf2c): Ditto.
1479 (sserotatemax): Ditto.
1480 (ssescalarmode): Ditto.
1481 (sse_maskcmpv4sf3): Disable if SSE5.
1482 (sse_maskcmpv2df3): Ditto.
1483 (sse_vmmaskcmpv4sf3): Ditto.
1484 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1486 (sse5_vmfmadd<mode>4): Ditto.
1487 (sse5_fmsub<mode>4): Ditto.
1488 (sse5_vmfmsub<mode>4): Ditto.
1489 (sse5_fnmadd<mode>4): Ditto.
1490 (sse5_vmfnmadd<mode>4): Ditto.
1491 (sse5_fnmsub<mode>4): Ditto.
1492 (sse5_vmfnmsub<mode>4): Ditto.
1493 (sse5i_fmadd<mode>4): Ditto.
1494 (sse5i_fmsub<mode>4): Ditto.
1495 (sse5i_fnmadd<mode>4): Ditto.
1496 (sse5i_fnmsub<mode>4): Ditto.
1497 (sse5i_vmfmadd<mode>4): Ditto.
1498 (sse5i_vmfmsub<mode>4): Ditto.
1499 (sse5i_vmfnmadd<mode>4): Ditto.
1500 (sse5i_vmfnmsub<mode>4): Ditto.
1501 (mulv16qi3): Add SSE5 support.
1503 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1504 (sse2_mulv4si3): Disable if SSE5.
1505 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1506 (sse4_1_roundps): Ditto.
1507 (sse4_1_roundsd): Ditto.
1508 (sse4_1_roundss): Ditto.
1509 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1511 (sse_maskcmpsf3): Ditto.
1512 (sse_vmmaskcmpv4sf3): Ditto.
1513 (sse2_maskcmpv2df3): Ditto.
1514 (sse2_maskcmpdf3): Ditto.
1515 (sse2_vmmaskcmpv2df3): Ditto.
1516 (sse2_eq<mode>3): Ditto.
1517 (sse2_gt<mode>3): Ditto.
1518 (sse5_pcmov_<mode>): Add SSE5 support.
1519 (vec_unpacku_hi_v16qi): Ditto.
1520 (vec_unpacks_hi_v16qi): Ditto.
1521 (vec_unpacku_lo_v16qi): Ditto.
1522 (vec_unpacks_lo_v16qi): Ditto.
1523 (vec_unpacku_hi_v8hi): Ditto.
1524 (vec_unpacks_hi_v8hi): Ditto.
1525 (vec_unpacku_lo_v8hi): Ditto.
1526 (vec_unpacks_lo_v8hi): Ditto.
1527 (vec_unpacku_hi_v4si): Ditto.
1528 (vec_unpacks_hi_v4si): Ditto.
1529 (vec_unpacku_lo_v4si): Ditto.
1530 (vec_unpacks_lo_v4si): Ditto.
1531 (sse5_pmacsww): New SSE5 intrinsic insn.
1532 (sse5_pmacssww): Ditto.
1533 (sse5_pmacsdd): Ditto.
1534 (sse5_pmacssdd): Ditto.
1535 (sse5_pmacssdql): Ditto.
1536 (sse5_pmacssdqh): Ditto.
1537 (sse5_pmacsdqh): Ditto.
1538 (sse5_pmacsswd): Ditto.
1539 (sse5_pmacswd): Ditto.
1540 (sse5_pmadcsswd): Ditto.
1541 (sse5_pmadcswd): Ditto.
1542 (sse5_pcmov_<move>): Conditional move support on SSE5.
1543 (sse5_phaddbw): New SSE5 intrinsic insn.
1544 (sse5_phaddbd): Ditto.
1545 (sse5_phaddbq): Ditto.
1546 (sse5_phaddwd): Ditto.
1547 (sse5_phaddwq): Ditto.
1548 (sse5_phadddq): Ditto.
1549 (sse5_phaddubw): Ditto.
1550 (sse5_phaddubd): Ditto.
1551 (sse5_phaddubq): Ditto.
1552 (sse5_phadduwd): Ditto.
1553 (sse5_phadduwq): Ditto.
1554 (sse5_phaddudq): Ditto.
1555 (sse5_phsubbw): Ditto.
1556 (sse5_phsubwd): Ditto.
1557 (sse5_phsubdq): Ditto.
1558 (sse5_pperm): Ditto.
1559 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1560 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1561 (sse5_pperm_sign_v8hi_v4si): Ditto.
1562 (sse5_pperm_zero_v8hi_v4si): Ditto.
1563 (sse5_pperm_sign_v4si_v2di): Ditto.
1564 (sse5_pperm_sign_v4si_v2di): Ditto.
1565 (sse5_pperm_pack_v2di_v4si): Ditto.
1566 (sse5_pperm_pack_v4si_v8hi): Ditto.
1567 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1568 (sse5_perm<mode>): New SSE5 intrinsic insn.
1569 (rotl<mode>3): Ditto.
1570 (sse5_rotl<mode>3): Ditto.
1571 (sse5_ashl<mode>3): Ditto.
1572 (sse5_lshl<mode>3): Ditto.
1573 (sse5_frcz<mode>2): Ditto.
1574 (sse5s_frcz<mode>2): Ditto.
1575 (sse5_cvtph2ps): Ditto.
1576 (sse5_cvtps2ph): Ditto.
1577 (sse5_vmmaskcmp<mode>3): Ditto.
1578 (sse5_com_tf<mode>3): Ditto.
1579 (sse5_maskcmp<mode>3): Ditto.
1580 (sse5_maskcmp_uns<mode>3): Ditto.
1581 (sse5_maskcmp_uns2<mode>3): Ditto.
1582 (sse5_pcom_tf<mode>3): Ditto.
1584 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1586 (sse5_comparison_float_operator): New predicate to match the
1587 comparison operators supported by the SSE5 com instruction.
1588 (ix86_comparison_int_operator): New predicate to match just the
1589 signed int comparisons.
1590 (ix86_comparison_uns_operator): New predicate to match just the
1591 unsigned int comparisons.
1593 * doc/invoke.texi (-msse5): Add documentation.
1594 (-mfused-madd): Ditto.
1596 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1598 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1600 (x86_64-*-*): Ditto.
1602 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1604 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1605 intrinisics for SSE5.
1607 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1610 * config/i386/mmintrin-common.h: New file, to contain common
1611 instructions between SSE4.1 and SSE5.
1613 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1614 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1615 (gen_regparm_prefix): Ditto.
1617 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1618 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1619 prototype_p to determine if a function is prototyped.
1621 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1623 * config/dfp-bit.c (dfp_conversion_exception): New function.
1624 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1625 (DFP_TO_INT): Ditto.
1626 (INT_TO_DFP): Ditto.
1627 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1629 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1632 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1633 before sp restoration even when total_size is 0, but
1634 frame_pointer_needed.
1636 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1638 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1639 (xtensa_copy_incoming_a7): Use start_sequence instead of
1640 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1641 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1642 of the saveregs sequence.
1644 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1646 * c-tree.h (grokfield): Add a "tree *" argument.
1647 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1648 Chain nested decl attributes to it. Don't call decl_attributes here.
1649 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1650 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1651 (grokfield): Take a pointer to the decl's attributes and pass
1652 it to grokdeclarator.
1653 * c-parser.c (c_parser_struct_declaration): Update the calls to
1654 grokfield. Call decl_attributes for anonymous struct and union
1657 2007-09-12 Jan Hubicka <jh@suse.cz>
1659 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1661 2007-09-12 Ira Rosen <irar@il.ibm.com>
1663 PR tree-optimization/32377
1664 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1665 between positive and negative dependence distance using DDR_REVERSED_P.
1667 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1669 PR tree-optimization/33373
1670 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1671 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1673 2007-09-12 Jan Hubicka <jh@suse.cz>
1676 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1679 2007-09-12 Christian Bruel <christian.bruel@st.com>
1681 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1682 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1684 2007-09-12 Ira Rosen <irar@il.ibm.com>
1686 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1687 for oprnd1 if not required.
1688 (vectorizable_operation): Use scalar operand in SLP in case of
1689 shift with scalar argument.
1691 2007-09-12 Ira Rosen <irar@il.ibm.com>
1693 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1696 2007-09-11 James E. Wilson <wilson@specifix.com>
1698 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1699 TARGET_UNWIND_INFO is defined.
1700 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1703 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1705 * config/sh/sh.c (calc_live_regs): Use
1706 current_function_saves_all_registers instead of
1707 current_function_has_nonlocal_label.
1708 (sh_allocate_initial_value): Likewise.
1709 (sh_get_pr_initial_val): Likewise.
1710 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1711 * config/sh/sh.md (load_ra): Likewise.
1713 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1715 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1718 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1719 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1721 2007-09-12 Sa Liu <saliu@de.ibm.com>
1723 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1724 operands to DFmode GE or LE compares.
1726 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1728 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1729 REG_CLASS_NAMES): Add P0REGS.
1730 (REGNO_REG_CLASS): Return it where appropriate.
1731 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1732 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1733 * doc/md.texi (Blackfin family): Document 'q' constraints.
1735 2007-09-11 Steve Kenton <skenton@ou.edu>
1737 * pa/linux-unwind.h: Guard with inhibit_libc.
1738 * pa/hpux-unwind.h: Likewise.
1740 2007-09-11 David Daney <ddaney@avtrex.com>
1742 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1743 * doc/install.texi: Document new --with-llsc and --without-llsc
1745 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1746 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1747 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1749 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1750 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1751 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1752 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1753 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1754 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1755 * config/mips/mips.opt (mllsc): New option.
1756 * config/mips/mips.c (mips_llsc): Define variable.
1757 (mips_handle_option): Handle mllsc option.
1758 (override_options): Set mips_print_operand_punct for '|' and '-'.
1759 (print_operand): Add new %| and %- operand codes.
1760 * config/mips/mips.h (mips_llsc_setting): New enum type.
1761 (mips_llsc): Declare.
1762 (OPTION_DEFAULT_SPECS): Add llsc handling.
1763 (GENERATE_SYNC): New macro.
1764 (GENERATE_LL_SC): New macro.
1765 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1766 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1767 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1768 in %| and %- operand codes.
1770 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1772 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1773 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1775 2007-09-11 Jason Merrill <jason@redhat.com>
1778 * stor-layout.c (layout_decl): Do pack variable size fields.
1780 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1782 * config/m68k/predicates.md (movsi_const0_operand,
1783 non_symbolic_call_operand): New predicates.
1785 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1787 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1788 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1789 CW, CZ, CS, Ap and Ac.
1791 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1792 (constraints.md): New include.
1793 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1794 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1795 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1797 (pushdi): Add split.
1798 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1799 attributes. Split tstsi_internal_68020_cf from it.
1800 (tstsi_internal_68020_cf): New pattern.
1801 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1802 (tst<mode>_cf): Specify attributea.
1803 (cmpsi_cf): Name pattern. Specify attributes.
1804 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1805 (pushexthisi_const): Fix to use alternatives. Specify
1807 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1808 from it. Fix to use alternatives. Specify attributes.
1809 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1810 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1812 (movsf_cf_soft): Specify attributes.
1813 (movdf_cf_soft): Add split.
1814 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1815 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1816 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1817 (truncdfsf2_68881): Name pattern. Specify attributes.
1818 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1819 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1820 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1822 (addsi3_5200): Fix to use alternatives. Specify attributes.
1824 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1825 (subsi3): Add alternative for subq.l. Specify attributes.
1826 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1827 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1829 (umulhisi3): Specify attributes.
1830 (mulhisisi3_z): Name pattern. Specify attributes.
1831 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1832 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1833 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1834 bsetmemqi): Specify attributes.
1835 (bsetmemqi_ext): Name pattern. Specify attributes.
1836 (bclrmemqi): Specify attributes.
1837 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1838 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1840 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1841 pattern. Specify attributes.
1842 (jump): Specify attributes.
1843 (tablejump_internal): Name pattern. Specify attributes.
1844 (call_value): Split into non_symbolic_call_value,
1845 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1846 alternatives. Specify attributes.
1847 (non_symbolic_call_value, symbolic_call_value_jsr,
1848 symbolic_call_value_bsr): New patterns.
1849 (nop, return, unlink, indirect_jump): Specify attributes.
1850 (trap): Fix condition. Specify attributes.
1853 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1854 (override_options): Initialize it. Initialize m68k_sched_cpu.
1855 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1856 (const_method): Make global, rename to m68k_const_method.
1857 (const_int_cost, output_move_const_into_data_reg): Update.
1858 (output_move_double): Parametrize to emit rtl code, rename to
1860 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1861 emit_movsi): New static functions.
1862 (output_move_double): New function with semantics of old
1864 (m68k_emit_move_double): New function.
1865 (m68k_sched_cpu): New variable.
1866 (attr_op_type): New enum.
1867 (sched_guess_p): New variable.
1868 (sched_address_type, sched_operand_type, sched_attr_op_type):
1869 New static functions.
1870 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1871 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1872 (sched_branch_type): New static variable.
1873 (m68k_sched_branch_type): New function.
1874 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1875 (m68k_symbolic_call_var): Declare.
1876 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1877 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1878 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1879 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1882 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1884 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1885 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1886 error if __builtin_va_arg_pack_len () wasn't optimized out during
1888 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1889 with the number of inline's anonymous arguments.
1890 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1892 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1894 * fold-const.c (extract_muldiv_1): Do not simplify
1897 2007-09-11 Jan Hubicka <jh@suse.cz>
1899 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1900 (TARGET_INTER_UNIT_CONVERSIONS): New.
1901 * i386.md (floatsi expanders): Remove redundant check for SImode
1902 source; offload to memory when asked for.
1903 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1904 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1906 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1907 floatsidf2_mixed_memory, floatsidf2_sse_memory
1908 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1909 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1911 2007-09-11 Jan Hubicka <jh@suse.cz>
1913 * toplev.c (process_options): all frontends now do unit-at-a-time.
1914 * cgraphunit.c: update comments.
1915 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1916 * c-decl.c (finish_function): use cgraph_add_new_function.
1917 * function.c (expand_function_end): We are always unit-at-a-time.
1919 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1921 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1922 settings for MIPS16.
1923 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1925 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1927 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1928 SYMBOL_FORCE_TO_MEM constants.
1929 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1930 (mips16_rewrite_pool_refs_info): New structure.
1931 (mips16_rewrite_pool_constant): New function, split out from...
1932 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1933 mips16_rewrite_pool_refs_info structure rather than a pointer
1934 to a constant pool. Force force_to_mem_operands into memory.
1935 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1936 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1937 * config/mips/constraints.md (kf): New constraint.
1938 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1939 (*movsi_mips16): Likewise.
1941 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1942 Nigel Stephens <nigel@mips.com>
1943 David Ung <davidu@mips.com>
1945 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1946 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1947 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1948 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1949 (mips_zero_extend_cost): New functions.
1950 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1951 Use the new functions. Tweak many cost estimates, both here
1952 and in the new subroutines. Return false when the cost of the
1953 operands has not been calculated. Check for *clear_upper32.
1954 Check for floating-point multiply-add, reciprocal and rsqrt
1955 patterns. Handle comparison and rotation codes.
1957 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1959 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1961 * config/i386/i386.c (get_dllimport_decl): Don't strip
1964 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1967 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1968 declarations to top.
1969 (DFP_TO_BFP): Use for either XFmode or TFmode.
1970 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1972 * config/dfp-bit.h: Include float.h.
1973 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1974 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1975 which doesn't mean the same thing.
1976 (BFP_KIND): Use 4 to mean TFmode.
1977 (BFP_FMT): Specify the number of decimal digits based on the
1978 number of mantissa digits.
1979 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1980 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1981 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1982 (TFtype): Define if TFmode is supported.
1983 * doc/libgcc.texi (Decimal float library routines): Document
1984 TF conversion functions.
1986 2007-09-10 Chao-ying Fu <fu@mips.com>
1988 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1989 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1990 (mips_emit_compare): Process fixed-point modes.
1991 (mips_pad_arg_upward): Support fixed-point types.
1992 (override_options): Allow fixed-point modes in accumulators.
1993 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1994 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1995 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1996 (mips_scalar_mode_supported_p): New function to accept fixed-point
1997 modes if the width is not greater than two BITS_PER_WORD.
1998 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1999 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2000 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2001 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2002 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2004 ("IMODE"): New mode attribute.
2005 (mips-fixed.md): Include.
2006 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2008 * config/mips/mips-fixed.md: New file.
2010 2007-09-11 Ben Elliston <bje@au.ibm.com>
2012 * config/spu/spu.md: Formatting fixes.
2014 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2016 * config/dfp-bit.c (dfp_unary_func): Delete.
2017 (dfp_unary_op): Delete.
2018 (dfp_binary_op): Use decFloat functions instead of decNumber
2019 functions for binary operations.
2020 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2021 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2023 (dfp_compare_op): Use decFloat functions insteadof decNumber
2024 functions for comparisons.
2025 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2026 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2028 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2029 call to dxx_binary_op and decFloat function.
2030 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2031 calls to dxx_binary_op and decFloat function.
2032 * config/dfp-bit.h: Include decFloat header files.
2033 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2034 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2035 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2036 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2038 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2039 Jan Sjodin <jan.sjodin@amd.com>
2041 * tree-vect-analyze.c (vect_analyze_operations): Change
2042 comparison of loop iterations with threshold to less than
2043 or equal to instead of less than. Reduce
2044 min_scalar_loop_bound by one.
2045 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2046 Change prologue and epilogue iterations estimate to vf/2,
2047 when unknown at compile-time. Change versioning guard
2048 cost to taken_branch_cost. If peeling for alignment is
2049 unknown at compile-time, change peel guard costs to one
2050 taken branch and one not-taken branch per peeled loop.
2051 If peeling for alignment is known but number of scalar loop
2052 iterations is unknown at compile-time, change peel guard
2053 costs to one taken branch per peeled loop. Change the cost
2054 model equation to consider vector iterations as the loop
2055 iterations less the prologue and epilogue iterations.
2056 Change outside vector cost check to less than or equal to
2057 zero instead of equal to zero.
2058 (vect_do_peeling_for_loop_bound): Reduce
2059 min_scalar_loop_bound by one.
2060 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2061 TARG_COND_NOT_TAKEN_BRANCH_COST.
2062 * config/i386/i386.h (processor_costs): Add
2063 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2064 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2065 vec_align_load_cost, vect_unalign_load_cost,
2066 vec_store_cost, cond_taken_branch_cost,
2067 cond_not_taken_branch_cost.
2068 Define macros for x86 costs.
2069 * config/i386/i386.c:
2070 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2071 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2072 scalar_to_vec_cost, vec_align_load_cost,
2073 vect_unalign_load_cost, vec_store_cost,
2074 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2075 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2076 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2077 core2_cost, generic64_cost, generic32_cost): Set to default
2079 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2080 (x86_builtin_vectorization_cost): New.
2082 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2083 Ben Elliston <bje@au.ibm.com>
2085 * dfp.c: Include decimal128Local.h;
2086 (dfp_byte_swap): Remove.
2087 (encode_decimal32, decode_decimal32): Don't handle endianness.
2088 (encode_decimal64, decode_decimal64): Ditto.
2089 (encode_decimal128, decode_decimal128): Ditto.
2090 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2092 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2094 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2095 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2097 2007-09-10 David Daney <ddaney@avtrex.com>
2099 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2101 (memory_barrier): Rewrote as an insn that clobbers memory.
2103 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2105 * config/mips/mips.c (mips_global_pointer): Check
2106 call_really_used_regs instead of call_used_regs.
2107 (mips_save_reg_p): Likewise. Save all call-saved registers
2108 if current_function_saves_all_registers. Fix indentation.
2109 No longer treat $18 as a special case.
2110 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2112 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2114 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2115 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2116 the introductory comment.
2117 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2118 (override_options): Don't test for it.
2119 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2120 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2121 * config/mips/vr.h: As for config/mips/sde.h.
2123 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2124 Revital Eres <eres@il.ibm.com>
2126 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2127 (struct ddg): Define.
2128 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2129 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2130 * config/spu/spu.c: Include ddg.h.
2131 (TARGET_SCHED_SMS_RES_MII): Define.
2132 (spu_sms_res_mii): New function to calculate mii.
2133 * modulo-sched (res_MII): Use it.
2134 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2136 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2138 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2139 pool entries since they might hold values that must not be shared.
2141 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2144 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2145 Use 'N' operand constraint for op2.
2146 (lshr<mode>3): Ditto.
2147 (ashl<mode>3): Ditto.
2148 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2149 (vec_shr_<mode>): Ditto.
2150 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2151 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2153 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2156 Change mode macro in the last real_2expN parameter to uppercase.
2158 2007-09-10 Michael Matz <matz@suse.de>
2160 * tree-pass.h (pass_cselim): Declare new pass.
2161 * passes.c (init_optimization_passes): Link in pass_cselim.
2162 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2163 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2164 cond_store_replacement.
2165 (condstoretemp): New static variable.
2166 (cond_store_replacement): New function.
2167 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2168 tree_ssa_phiopt_worker.
2169 (struct name_to_bb): New.
2170 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2171 nt_init_block, nt_fini_block): New static functions.
2172 (seen_ssa_names, nontrap_set): New static variables.
2173 (gate_cselim, pass_cselim): Define new pass.
2174 * common.opt (ftree-cselim): New flag.
2175 * toplev.c (process_options): Set flag_tree_cselim if required.
2177 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2179 * simplify-rtx.c (simplify_relational_operation_1): For recent
2180 canonicalization, don't recurse if op1 equals both PLUS arguments.
2182 2007-09-09 David Daney <ddaney@avtrex.com>
2184 * optabs.c (expand_sync_operation): Use plus insn if minus
2186 (expand_sync_fetch_operation): Ditto.
2188 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2190 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2192 (*floatsisf2_sse_vector): Likewise.
2194 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2196 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2198 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2200 * config/i386/i386.h (ix86_tune_indices): Rename
2201 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2202 (TARGET_USE_VECTOR_CONVERTS): Updated.
2203 * config/i386/i386.c: Likewise.
2205 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2206 Nigel Stephens <nigel@mips.com>
2208 * doc/invoke.texi (Overall Options): Add .sx file extension
2209 as a synonym for .S.
2210 * cppspec.c (known_suffixes): Likewise.
2211 * gcc.c (default_compilers): Likewise.
2213 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2216 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2217 * simplify-rtx.c (simplify_relational_operation_1): Add the
2218 canonicalization from i386.h.
2219 * doc/md.texi (Canonicalization of Instructions): Document it.
2221 2007-09-09 Jan Hubicka <jh@suse.cz>
2222 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2224 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2225 (TARGET_USE_VECTOR_CONVERTS): New.
2226 * i386.md: New post-reload splitters for converting SF to DF and DF to
2228 (floatsi* expander): Special case vector conversions.
2229 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2230 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2231 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2232 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2233 Disable when doing vector converts.
2234 (floatsi<mode>2_i387): Disable when
2235 * sse.md (vec_dupv2df): Export.
2236 * i386.c (ix86_tune_features): Enable SSE conversions.
2238 2007-09-09 Richard Guenther <rguenther@suse.de>
2240 * tree-ssa-operands.c (add_virtual_operand): Only mark
2241 stores as has_volatile_ops if alias information is not available.
2243 2007-09-09 Revital Eres <eres@il.ibm.com>
2245 * doc/contrib.texi: Add myself.
2247 2007-09-09 Ira Rosen <irar@il.ibm.com>
2249 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2250 stmt_vinfo_set_outside_of_loop_cost): New functions.
2251 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2252 (vect_model_simple_cost): Call
2253 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2254 field instead of calling vect_get_cost_fields.
2255 (vect_model_store_cost, vect_model_load_cost): Likewise.
2257 2007-09-09 Revital Eres <eres@il.ibm.com>
2259 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2260 declaration to bdesc_paired_preds variable.
2261 (paired_expand_builtin): Likewise.
2263 2007-09-09 Revital Eres <eres@il.ibm.com>
2265 * dbgcnt.def (sms_sched_loop): New counter.
2266 * modulo-sched.c: Use sms_sched_loop instead of
2267 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2268 perform swing modulo scheduling on. Include dbgcnt.h.
2269 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2270 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2272 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2275 Substitute all uses with ...
2276 (MODEF): New mode iterator.
2278 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2279 from pre-regalloc define_insn_and_split splitter pattern.
2280 (*fix_trunc<mode>_i387_1): Ditto.
2281 (*fistdi2_1): Ditto.
2282 (*fist<mode>2_1): Ditto.
2283 (frndintxf2_floor): Ditto.
2284 (*fist<mode>2_floor_1): Ditto.
2285 (frndintxf2_ceil): Ditto.
2286 (*fist<mode>2_ceil_1): Ditto.
2287 (frndintxf2_trunc): Ditto.
2288 (frndintxf2_mask_pm): Ditto.
2290 (prologue): Use (const_int 0) as never generated filler insn.
2292 (sibcall_epilogue): Ditto.
2293 (eh_return_si): Ditto.
2294 (eh_return_di): Ditto.
2296 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2297 using MODEF mode iterator.
2298 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2299 using MODEF mode iterator.
2300 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2301 using MODEF mode iterator.
2302 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2303 Macroize expander using MODEF mode iterator.
2305 (zero_extendsidi2): Remove operand constraints from expander.
2306 (smuldi3_highpart): Ditto.
2307 (indirect_jump): Ditto.
2310 * config/i386/sse.md (storentv4sf): Ditto.
2311 (storentv2df): Ditto.
2312 (storentv2di): Ditto.
2314 (sse2_cvtpd2ps): Ditto.
2315 (vec_interleave_highv16qi): Ditto.
2316 (vec_interleave_lowv16qi): Ditto.
2317 (vec_interleave_highv8hi): Ditto.
2318 (vec_interleave_lowv8hi): Ditto.
2319 (vec_interleave_highv4si): Ditto.
2320 (vec_interleave_lowv4si): Ditto.
2321 (vec_interleave_highv2di): Ditto.
2322 (vec_interleave_lowv2di): Ditto.
2323 (sse2_maskmovdqu): Ditto.
2324 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2326 2007-09-09 Ira Rosen <irar@il.ibm.com>
2328 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2329 (struct _slp_tree, struct _slp_instance): Define new data structures
2330 along macros for their access.
2331 (struct _loop_vec_info): Define new fields: strided_stores,
2332 slp_instances, and slp_unrolling_factor along macros for their access.
2333 (enum slp_vect_type): New.
2334 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2336 (STMT_VINFO_STRIDED_ACCESS): New macro.
2337 (vect_free_slp_tree): Declare.
2338 (vectorizable_load): Add an argument of type slp_tree.
2339 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2340 vectorizable_assignment): Likewise.
2341 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2342 Declare (make extern).
2343 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2344 (new_loop_vec_info): Likewise.
2345 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2346 * tree-vect-analyze.c: Include recog.h.
2347 (vect_update_slp_costs_according_to_vf): New.
2348 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2349 functions. For not pure SLP stmts with strided access check that the
2350 group size is power of 2. Update the vectorization factor according to
2351 SLP. Call vect_update_slp_costs_according_to_vf.
2352 (vect_analyze_group_access): New.
2353 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2354 (vect_free_slp_tree): New functions.
2355 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2356 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2357 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2358 vect_detect_hybrid_slp): Likewise.
2359 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2360 and vect_detect_hybrid_slp.
2361 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2362 SLP costs into account.
2363 (vect_get_cost_fields): New function.
2364 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2366 (vect_model_store_cost, vect_model_load_cost): Likewise.
2367 (vect_get_constant_vectors): New function.
2368 (vect_get_slp_vect_defs, vect_get_slp_defs,
2369 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2370 vect_get_vec_defs): Likewise.
2371 (vectorizable_reduction): Don't handle SLP for now.
2372 (vectorizable_call): Don't handle SLP for now. Add argument to
2373 vect_model_simple_cost.
2374 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2375 get SLPed and vectorized defs). Fix indentation and spacing.
2376 (vectorizable_assignment): Handle SLP.
2377 (vectorizable_induction): Don't handle SLP for now.
2378 (vectorizable_operation): Likewise.
2379 (vectorizable_type_demotion): Add argument to
2380 vect_model_simple_cost.
2381 (vectorizable_type_promotion): Likewise.
2382 (vectorizable_store, vectorizable_load): Handle SLP.
2383 (vectorizable_condition): Don't handle SLP for now.
2384 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2385 no SLP transformation required for unsupported cases. Add SLP
2386 argument for supported cases.
2387 (vect_remove_stores): New function.
2388 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2389 (vect_transform_loop): Schedule SLP instances.
2390 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2392 2007-09-09 Andrew Haley <aph@redhat.com>
2394 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2397 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2399 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2400 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2401 Similar for what label_refs can go in the JUMP_TARGET field. Split
2402 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2403 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2404 REG_LABEL when replacing an operand with a LABEL_REF for a
2406 (subst_reloads): When replacing a LABEL_REG with a register,
2407 instead of generating a REG_LABEL note, assert that there already
2408 is one or that the label is a known target for the insn.
2409 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2410 note, check the JUMP_LABEL field. Remove "else" after return.
2411 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2412 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2413 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2414 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2415 insns. Iterate over all notes; don't assume there's only one.
2416 * cse.c (recorded_label_ref): Adjust comment to refer to
2418 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2419 insns, not just NONJUMP_INSN_P.
2420 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2421 isn't a jump target.
2422 * jump.c (rebuild_jump_labels): Adjust head comment.
2423 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2424 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2425 (mark_all_labels): For JUMP_P insns without a target, check if the
2426 the target is noted on the previous nonjump insn.
2427 (mark_jump_label_1): New function, guts from mark_jump_label.
2428 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2429 marking jump target labels.
2430 <case LABEL_REF>: Adjust for whether to generate a
2431 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2432 For 'E' format rtl, iterate in descending element order.
2433 (delete_related_insns): Handle both REG_LABEL_TARGET and
2434 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2435 reference count, delete and fallthrough. Move finding-next-
2436 non-deleted insn last in the function. Look at all INSN_P insns
2437 for REG_LABEL_OPERAND notes.
2438 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2440 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2441 JUMP_LABEL, output the INSN_UID of it.
2442 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2443 and/or REG_LABEL_TARGET.
2444 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2445 with jump.c copy by only adding notes for labels actually
2446 referenced in the insn.
2447 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2448 usage count increment; handle all INSN_P trial insns.
2449 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2451 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2452 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2453 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2455 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2456 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2457 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2458 on all INSN_P insns.
2459 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2460 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2461 REG_LABEL_OPERAND notes.
2462 * reload1.c (calculate_needs_all_insns): Adjust comments.
2463 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2464 * config/alpha/alpha.md (split for load of an address into a
2465 four-insn sequence on Unicos/Mk): Adjust to use
2467 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2469 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2472 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2473 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2474 FOR_BB_INSNS_SAFE instead of for loop.
2475 * cse.c (cse_extended_basic_block): Likewise.
2476 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2477 that the for loop does not invoke NEXT_INSN on a deleted insn.
2478 * function.c (instantiate_virtual_regs): Likewise.
2479 * lower-subreg.c (remove_retval_note): Likewise.
2480 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2482 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2484 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2485 insn, if it's a jump.
2486 (try_redirect_by_replacing_jump): New variable jump_p. Call
2487 tablejump_p before delete_insn_chain.
2488 * reload1.c (reload): New variable next. Make sure that the for
2489 loop does not invoke NEXT_INSN on a deleted insn.
2490 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2491 (delete_output_reload): New variable prev. Make sure the the for
2492 loops do not invoke PREV_INSN on a deleted insn.
2494 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2496 * pa/constraints.md: Remove 'X' from unused letters comment.
2498 2007-09-08 Richard Guenther <rguenther@suse.de>
2500 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2501 computed check stmt_ann->references_memory instead of counting
2504 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2506 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2507 validate_change() in one more case.
2509 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2511 PR tree-optimization/32283
2512 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2513 estimated_loop_iterations.
2514 (determine_use_iv_cost_condition): Decrease cost of expressions
2515 used in iv elimination.
2517 2007-09-08 Richard Guenther <rguenther@suse.de>
2519 * tree-cfg.c (verify_gimple_expr): Avoid building new
2520 pointer types, use TYPE_POINTER_TO if available instead.
2522 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2525 PR rtl-optimization/26449
2526 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2527 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2529 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2530 define_expand. Split insn in split1 pass.
2533 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2535 PR tree-optimization/33301
2536 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2539 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2541 PR tree-optimization/32183
2542 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2544 * tree-ssa-reassoc.c: Include cfgloop.h.
2545 (is_reassociable_op): Add a loop argument and return true only
2547 (linearize_expr): Updated.
2548 (should_break_up_subtract): Likewise.
2549 (linearize_expr_tree): Likewise.
2550 (init_reassoc): Call loop_optimizer_init with
2551 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2552 with CDI_DOMINATORS.
2553 (fini_reassoc): Call loop_optimizer_finalize.
2555 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2557 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2558 if there is no i-cache.
2560 2007-09-07 Richard Guenther <rguenther@suse.de>
2563 2007-09-06 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/32586
2566 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2567 folding if nothing changed.
2568 (simplify_unary_expression): New function. Do tree combining
2569 on conversion like codes.
2570 (try_to_simplify): Call it.
2572 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2575 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2576 (__gthread_active,__gthread_start, __gthread_active_init): New.
2577 * gthr-posix95.h: Likewise.
2579 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2581 * function.h (struct function): Rename calls_unwind_init
2582 to saves_all_registers.
2583 (current_function_saves_all_registers): Renamed from
2584 current_function_calls_unwind_init.
2585 * reload1.c (reload): Set current_function_saves_all_registers.
2586 * except.c (expand_builtin_unwind_init): Likewise.
2587 * config/m68k/m68k.c (m68k_save_reg): Use
2588 current_function_saves_all_registers to save pic register.
2590 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2592 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2593 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2595 Reapply reverted changes:
2597 2007-09-06 Jan Hubicka <jh@suse.cz>
2599 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2602 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2604 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2605 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2607 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2609 * optabs.c (expand_float): Convert unsigned integer as signed only
2610 if it provides sufficient accuracy; add mode argument to real_2expN.
2611 (expand_fix): Fix comment typos; extend binary float into mode
2612 wider than destination for converion to unsigned integer; add mode
2613 argument to real_2expN.
2614 * real.c (real_2expN): Add mode argument to special-case decimal
2616 * real.h (real_2expN): Ditto.
2617 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2619 (fixed_from_string): Ditto.
2620 (fixed_to_decimal): Ditto.
2621 (fixed_convert_from_real): Ditto.
2622 (real_convert_from_fixed): Ditto.
2623 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2624 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2625 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2626 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2628 2007-09-07 Diego Novillo <dnovillo@google.com>
2630 * tree-flow.h (const_block_stmt_iterator): Remove.
2631 Update all users to use block_stmt_iterator.
2632 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2633 Update all users to use tree_stmt_iterator.
2635 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2637 * config/mips/mips.c (mips_set_current_function): Temporarily
2638 make this a no-op to fix bootstrap errors, pending rewrite.
2640 2007-09-07 Jan Hubicka <jh@suse.cz>
2642 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2645 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2647 PR tree-optimization/33299
2648 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2649 uses for all relevant loop-exit phis, not just the first.
2651 2007-09-07 Richard Guenther <rguenther@suse.de>
2654 * tree-ssa-operands.c (access_can_touch_variable): An access
2655 of the form (*p)[0] can touch a variable of same size.
2657 2007-09-07 Jan Hubicka <jh@suse.cz>
2659 * passes.c (init_optimization_passes): Add simple dce and addressable
2661 * tree-ssa.c (execute_update_addresses_taken): New function.
2662 (pass_update_address_taken): New.
2663 * tree-ssa-dse.c (execute_simple_dse): New function.
2664 (pass_simple_dse): New.
2665 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2667 2007-09-07 Tobias Burnus <burnus@net-b.de>
2670 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2672 2007-09-07 Richard Guenther <rguenther@suse.de>
2675 2007-09-06 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/32586
2678 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2679 folding if nothing changed.
2680 (simplify_unary_expression): New function. Do tree combining
2681 on conversion like codes.
2682 (try_to_simplify): Call it.
2684 2007-09-07 Richard Guenther <rguenther@suse.de>
2685 Uros Bizjak <ubizjak@gmail.com>
2687 PR tree-optimization/32821
2688 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2689 NULL in the call to set_bb_stmt_list.
2691 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2693 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2694 float calls here, rather than leaving some to the caller.
2695 Use call_internal_direct and call_value_internal_direct.
2696 * config/mips/mips.md (call_internal_direct): New pattern.
2697 (call_value_internal_direct): Likewise.
2699 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2701 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2702 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2704 (override_options): Set mips_base_move_loop_invariants.
2706 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2708 * config/mips/mips.opt (mcode-readable=): Move to keep list
2711 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2713 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2714 and -mgpopt options. Adjust the -G documentation to match.
2715 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2716 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2717 function, split out from mips_classify_symbol. Return false for
2718 !TARGET_LOCAL_SDATA.
2719 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2720 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2721 (override_options): Check whether the -mgpopt setting is consistent
2722 with the other flags.
2723 (symbolic_expression_p): Delete.
2724 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2725 and default_elf_select_rtx_section.
2726 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2727 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2728 external data and TARGET_EXTERN_SDATA.
2730 2007-09-07 Tobias Burnus <burnus@net-b.de>
2733 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2735 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2737 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2738 FOR_BB_INSNS_SAFE instead of for loop.
2739 * cse.c (cse_extended_basic_block): Likewise.
2740 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2741 that the for loop does not invoke NEXT_INSN on a deleted insn.
2742 * function.c (instantiate_virtual_regs): Likewise.
2743 * lower-subreg.c (remove_retval_note): Likewise.
2744 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2746 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2748 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2749 insn, if it's a jump.
2750 (try_redirect_by_replacing_jump): New variable jump_p. Call
2751 tablejump_p before delete_insn_chain.
2752 * reload1.c (reload): New variable next. Make sure that the for
2753 loop does not invoke NEXT_INSN on a deleted insn.
2754 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2755 (delete_output_reload): New variable prev. Make sure the the for
2756 loops do not invoke PREV_INSN on a deleted insn.
2758 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2760 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2761 * cgraph.h (rebuild_cgraph_edges): Declare.
2762 * tree-pass.h (pass_expand_omp_ssa): New.
2763 * omp-low.c (find_omp_clause): Export.
2764 (copy_var_decl): Split from omp_copy_decl_2.
2765 (build_omp_barrier): Return the call to emit instead of emitting
2767 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2769 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2770 expand_omp_for_generic, expand_omp_for_static_nochunk,
2771 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2772 Adapted to work on SSA form.
2773 (execute_expand_omp): Do not invalidate dominance information.
2774 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2775 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2776 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2778 (force_gimple_operand): Allow gimplifying code expressions without
2780 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2781 * common.opt (fopenmp-ssa): New.
2782 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2783 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2784 * tree-cfg.c: Include tree-inline.h.
2785 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2786 (replace_by_duplicate_decl, replace_ssa_name,
2787 mark_virtual_ops_in_region): New functions.
2788 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2789 to work on SSA form.
2790 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2791 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2794 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2796 * tree-loop-linear.c: Include obstack.h.
2797 (linear_transform_loops): New obstack lambda_obstack.
2798 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2799 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2800 and free afterwards.
2801 * lambda.h (struct obstack): New forward declaration.
2802 (lambda_linear_expression_new): New parameter of type struct
2804 (lambda_loopnest_new): Likewise.
2805 (lambda_loopnest_transform): Likewise.
2806 (lambda_body_vector_new): Likewise.
2807 (lambda_body_vector_compute_new): Likewise.
2808 (gcc_loopnest_to_lambda_loopnest): Likewise.
2809 (lambda_loopnest_to_gcc_loopnest): Likewise.
2810 * lambda-code.c: Include obstack.h.
2811 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2813 (lambda_body_vector_new): Likewise.
2814 (lambda_linear_expression_new): Likewise.
2815 (lambda_lattice_new): Likewise.
2816 (lambda_loopnest_new): Likewise. Additionally use obstack to
2817 allocate LN_LOOPS(ret).
2818 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2819 it to lambda_lattice_new.
2820 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2821 Pass it to lambda_body_vector_new.
2822 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2823 it to lambda_lattice_new.
2824 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2825 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2826 (lambda_compute_target_space): Likewise.
2827 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2828 Pass it to lambda_lattice_compute_base and
2829 compute_nest_using_fourieer_motzkin.
2830 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2831 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2832 and lambda_lattice_compute_target_space.
2833 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2834 Pass it to lambda_linear_expression_new.
2835 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2836 to gcc_tree_to_linear_expression.
2837 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2838 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2839 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2840 Pass it to lambda_body_vector_new and
2841 lambda_body_vector_compute_new.
2842 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2843 (lambda-code.o): Likewise.
2845 2007-09-06 Chao-ying Fu <fu@mips.com>
2847 * ginclude/stdfix.h: New file.
2848 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2849 (convert.o): Add dependence on fixed-value.h.
2850 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2851 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2852 to define fixed-point constants.
2853 (c_cpp_builtins): Define fixed-point constants.
2854 * convert.c (fixed-value.h): New include.
2855 (convert_to_real): Update comment to include fixed-point.
2856 Support FIXED_POINT_TYPE.
2857 (convert_to_integer): Update comment to include fixed-point.
2858 Support FIXED_POINT_TYPE.
2859 (convert_to_complex): Support FIXED_POINT_TYPE.
2860 (convert_to_fixed): New function.
2861 * convert.h (convert_to_fixed): Declare.
2862 * genopinit.c: Add comment about $Q for only fixed-point modes.
2863 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2864 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2865 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2866 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2867 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2868 usneg_optab for fixed-point modes.
2869 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2871 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2872 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2873 unsigned saturation optabs, when type is saturating.
2874 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2875 (expand_fixed_convert): New function.
2876 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2877 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2878 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2879 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2880 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2881 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2883 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2884 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2885 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2886 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2887 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2889 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2890 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2891 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2892 fractuns, satfractuns.
2893 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2894 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2895 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2896 OTI_ssmsub_widen, OTI_usmsub_widen.
2897 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2898 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2899 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2900 umsub_widen_optab, usmsub_widen_optab): Define.
2901 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2903 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2905 (expand_fixed_convert): Declare.
2906 * expr.c (convert_move): Support the move of fixed-point modes.
2907 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2908 (categorize_ctor_elements_1): Handle FIXED_CST.
2909 (count_type_elements): Handle FIXED_POINT_TYPE.
2910 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2911 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2913 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2914 multiply and add/subtract for fixed-point types.
2915 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2916 mode, we jump to binop directly.
2917 Support FIXED_CONVERT_EXPR.
2918 (do_store_flag): Check FIXED_CST to put a constant second.
2919 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2920 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2921 (const_vector_from_tree): Support FIXED_CST.
2922 * doc/extend.texi (Fixed-Point): New node.
2923 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2924 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2925 satfract, fractuns, satfractuns): Document them.
2927 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2929 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2930 addresses into I registers.
2932 2007-09-06 Jan Hubicka <jh@suse.cz>
2933 Andreas Tobler <a.tobler@schweiz.org>
2935 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2937 (machopic_legitimize_pic_address): Likewise.
2939 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2940 Jan Hubicka <jh@suse.cz>
2942 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2943 instead of ufloat_optab->handlers directly.
2944 (floatdidf2): Likewise.
2946 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2948 * config/mips/mips.c: Include diagnostic.h.
2949 (mips_set_current_function): Check errorcount and sorrycount
2950 before generating RTL.
2952 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2955 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2956 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2957 (print_operand_reloc): Likewise.
2959 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2963 2007-09-06 Jan Hubicka <jh@suse.cz>
2965 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2968 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2970 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2971 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2973 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2975 * optabs.c (expand_float): Convert unsigned integer as signed only
2976 if it provides sufficient accuracy; add mode argument to real_2expN.
2977 (expand_fix): Fix comment typos; extend binary float into mode
2978 wider than destination for converion to unsigned integer; add mode
2979 argument to real_2expN.
2980 * real.c (real_2expN): Add mode argument to special-case decimal
2982 * real.h (real_2expN): Ditto.
2983 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2985 (fixed_from_string): Ditto.
2986 (fixed_to_decimal): Ditto.
2987 (fixed_convert_from_real): Ditto.
2988 (real_convert_from_fixed): Ditto.
2989 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2990 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2991 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2992 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2994 2007-09-06 Tom Tromey <tromey@redhat.com>
2996 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2997 * c-pch.c (c_common_read_pch): Restore current location after
2999 * tree.c (expand_location): Update.
3000 (expr_filename): Changed return type. Unified the two cases.
3001 (expr_lineno): Likewise.
3002 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3004 * toplev.c (line_table): Changed type.
3005 (general_init): Update.
3006 (realloc_for_line_map): New function.
3007 (general_init): Allocate line_table using GC.
3008 * fix-header.c (line_table): Changed type.
3009 (read_scan_file): Update.
3010 (read_scan_file): Update.
3011 * c-ppoutput.c (maybe_print_line): Update.
3012 (print_line): Update.
3013 (cb_line_change): Update.
3014 (cb_define): Update.
3015 (pp_file_change): Update.
3016 * c-opts.c (c_common_init_options): Update.
3017 (finish_options): Update.
3018 (push_command_line_include): Update.
3019 * c-lex.c (cb_line_change): Update.
3020 (cb_def_pragma): Update.
3021 (cb_define): Update.
3023 (c_lex_with_flags): Use cpp_get_token_with_location.
3024 * input.h (line_table): Changed type.
3025 (location_from_locus): New macro.
3026 * tree.h (EXPR_FILENAME): No longer an lvalue.
3027 (EXPR_LINENO): Likewise.
3028 (expr_locus, set_expr_locus): Declare separately for
3029 USE_MAPPED_LOCATION.
3030 (expr_filename, expr_lineno): Changed return type.
3031 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3032 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3033 (expand_gimple_basic_block): Likewise.
3034 * final.c (final_scan_insn): Use expanded_location.
3036 2007-09-06 Richard Guenther <rguenther@suse.de>
3038 PR tree-optimization/32586
3039 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3040 folding if nothing changed.
3041 (simplify_unary_expression): New function. Do tree combining
3042 on conversion like codes.
3043 (try_to_simplify): Call it.
3044 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3045 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3047 2007-09-06 Jan Hubicka <jh@suse.cz>
3050 * cse.c (fold_rtx): Avoid invalid sharing.
3052 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3054 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3055 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3057 2007-09-06 Revital Eres <eres@il.ibm.com>
3059 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3060 Fix offsettable memory reference for 750CL.
3062 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3064 * reload.c (find_reloads_address_1): Try to preserve original
3065 base/index regclass of operands.
3066 * regrename.c (scan_rtx_address): Likewise.
3067 (replace_oldest_value_addr): Likewise.
3069 2007-09-06 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/33302
3072 * domwalk.c (walk_dominator_tree): The exit block is
3073 interesting even if it is not reachable.
3075 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3078 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3080 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3082 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3085 2007-09-05 Ian Lance Taylor <iant@google.com>
3087 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3089 (dump_generic_node): Likewise.
3090 * print-rtl.c (print_decl_name): Likewise.
3091 * print-tree.c (print_node_brief): Likewise.
3092 (print_node): Likewise.
3093 * Makefile.in (RTL_BASE_H): Add alias.h.
3096 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3098 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3100 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3101 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3103 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3105 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3106 (tm_defines): Define UCLIBC_DEFAULT to 1.
3107 (extra_options): Add linux.opt.
3108 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3109 (CRT_CALL_STATIC_FUNCTION): Likewise.
3110 (NO_IMPLICIT_EXTERN_C): Likewise.
3111 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3112 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3113 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3114 (ENDFILE_SPEC): Don't define.
3115 (LIB_SPEC): Likewise.
3116 (CRT_CALL_STATIC_FUNCTION): Likewise.
3117 (NO_IMPLICIT_EXTERN_C): Likewise.
3118 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3119 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3121 2007-09-06 Jan Hubicka <jh@suse.cz>
3123 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3126 2007-09-06 Jan Hubicka <jh@suse.cz>
3128 * opts.c (common_handle_option): Enable inlining functions for
3131 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3133 * builtin-attrs.def (ATTR_NONNULL_3): New.
3134 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3135 ATTR_NOTHROW_NONNULL_##FA.
3136 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3137 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3138 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3139 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3140 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3141 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3142 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3144 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3145 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3146 ATTR_FORMAT_NOTHROW_3_4): Remove.
3147 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3148 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3149 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3150 instead of ATTR_FORMAT_*_*.
3152 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3154 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3155 parts re-used for REG_FRAME_RELATED_EXPR.
3157 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3159 * optabs.c (expand_float): Convert unsigned integer as signed only
3160 if it provides sufficient accuracy; add mode argument to real_2expN.
3161 (expand_fix): Fix comment typos; extend binary float into mode
3162 wider than destination for converion to unsigned integer; add mode
3163 argument to real_2expN.
3164 * real.c (real_2expN): Add mode argument to special-case decimal
3166 * real.h (real_2expN): Ditto.
3167 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3169 (fixed_from_string): Ditto.
3170 (fixed_to_decimal): Ditto.
3171 (fixed_convert_from_real): Ditto.
3172 (real_convert_from_fixed): Ditto.
3173 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3174 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3175 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3176 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3178 2007-09-05 Ian Lance Taylor <iant@google.com>
3180 * init-regs.c (initialize_uninitialized_regs): Call
3181 emit_insn_before rather than add_insn_before.
3183 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3185 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3186 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3187 * tree-inline.h (copy_body_data): Add call_expr field.
3188 * tree-inline.c (expand_call_inline): Initialize call_expr.
3189 (copy_bb): Append anonymous inline fn arguments to arguments
3190 when inlining a CALL_EXPR_VA_ARG_PACK call.
3191 * builtins.c (expand_builtin): Issue an error if
3192 BUILT_IN_VA_ARG_PACK is seen during expand.
3193 (fold_call_expr, fold_builtin_call_array): Don't fold
3194 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3195 __builtin_va_arg_pack () call as last argument.
3196 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3197 function is __builtin_va_arg_pack (), decrease number of call
3198 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3199 * expr.c (expand_expr_real_1): Issue an error if
3200 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3201 * tree-pretty-print.c (dump_generic_node): Handle printing
3202 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3203 * doc/extend.texi (__builtin_va_arg_pack): Document.
3205 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3207 PR tree-optimization/21513
3208 * builtins.c (build_builtin_expect_predicate): New function.
3209 (fold_builtin_expect): Add argument for expected value.
3210 Distribute __builtin_expect over short-circuiting operations.
3211 Fold nested builtin_expects.
3212 (fold_builtin_2): Adjust call to fold_builtin_expect.
3214 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3217 PR tree-optimization/13756
3218 * doc/invoke.texi (Options That Control Optimization): Document
3221 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3223 * gcc/config/i386/cpuid.h: New file.
3224 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3225 (describe_cache): Shrink size and line strings to 100 bytes.
3226 (detect_caches_amd): Return "" for unsupported max_ext_level.
3227 Use __cpuid function.
3228 (detect_caches_intel): Return "" for unsupported max_level.
3229 Use __cpuid function.
3230 (host_detect_local_cpu): Change feature flag variables to
3231 unsigned int. Initialize only extended feature flag variables.
3232 Use __get_cpuid_max to determine max supported cpuid level.
3233 Use __cpuid function to determine supported features. Fix
3234 calculation of family id. Remove is_amd and check signature
3235 directly. Check for Geode signature. Handle family 4 id.
3236 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3237 cpu discovery code to lower part of the function.
3238 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3239 for sub-architecture.
3240 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3241 [PROCESSOR_K8]: Add k8-sse3 architecture.
3242 [PROCESSOR_NOCONA]: Remove.
3243 [PROCESSOR_GENERIC64]: Ditto.
3244 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3245 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3246 to check for SSE and FXSAVE support.
3247 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3248 Add -minline-all-stringops.
3249 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3250 (x86_64-*-*): Ditto.
3252 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3254 * config/bfin/linux-unwind.h: New file.
3255 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3256 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3258 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3260 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3261 * stmt.c: Include alloc-pool.h.
3262 (struct case_node): Remove GTY marker.
3263 (add_case_node): New parameter case_node_pool. Use it for
3265 (expand_case): New allocation pool case_node_pool. Initialize it,
3266 pass to add_case_node and free it.
3268 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3269 David Ung <davidu@mips.com>
3270 Nigel Stephens <nigel@mips.com>
3272 Add mips16/nomips16 function attributes and -mflip-mips16 option
3273 for testing mixed-mode compilation.
3275 * config/mips/mips.opt (mflip-mips16): New.
3277 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3278 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3280 * config/mips/mips.c (mips_base_target_flags): New.
3281 (mips_base_mips16): New.
3282 (mips_base_schedule_insns): New.
3283 (mips_base_reorder_blocks_and_partition): New.
3284 (mips_base_align_loops): New.
3285 (mips_base_align_jumps): New.
3286 (mips_base_align_functions): New.
3287 (mips16_flipper): New.
3288 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3289 (TARGET_SET_CURRENT_FUNCTION): Define.
3290 (mips_mips16_type_p, mips_nomips16_type_p): New.
3291 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3292 (mips_function_ok_for_sibcall): Make it deal with functions with
3294 (mips_init_split_addresses): New, split out from override_options.
3295 (mips_init_relocs): New, split out from override_options.
3296 (was_mips16_p): New.
3297 (mips_set_mips16_mode): New, split out from override_options.
3298 (mips_set_current_function): New.
3299 (override_options): Add sorry for unsupported mips16/pic
3300 combination. Remove error for mips16/dsp combination. Save
3301 base option settings.
3302 (mips_file_start): Move mips16 mode setting output from here....
3303 (mips_output_function_prologue): ....to here.
3304 (mips_output_mi_thunk): Check for mips16 function.
3305 (build_mips16_function_stub): Don't set .mips16 here.
3306 (build_mips16_call_stub): Likewise.
3307 (mips_expand_builtin): Error in mips16 mode.
3308 (mips_use_mips16_mode_p): New.
3309 (mips_encode_section_info): Check for mips16 function, and set
3310 SYMBOL_REF_FLAGS accordingly.
3312 * doc/extend.texi (Function Attributes): Document new
3313 mips16/nomips16 attributes.
3314 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3315 (MIPS Options): Document -mflip-mips16.
3317 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3319 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3320 if we encounter TLS address in MIPS16 mode.
3321 (mips_legitimize_const_move): Check cannot_force_const_mem for
3322 the (const (plus symbol offset)) case; this forces invalid TLS
3323 address in MIPS16 mode to be caught by the above call to sorry.
3324 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3325 because that now enables emutls, which is not ABI compatible
3326 with native TLS in non-MIPS16 mode.
3328 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3330 Add target hook invoked when cfun changes.
3332 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3333 * target.h (struct gcc_target): Add set_current_function.
3334 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3335 (TARGET_INITIALIZER): Add initializer for set_current_function.
3336 * tree.h (push_struct_function): New.
3337 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3339 (set_cfun): Declare.
3340 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3342 (push_function_context_to): Use allocate_struct_function
3343 to create null context, not init_dummy_function_start. Use set_cfun.
3344 (pop_function_context_from): Use set_cfun.
3345 (in_dummy_function): New.
3346 (invoke_set_current_function_hook): New.
3348 (push_cfun, pop_cfun): Use set_cfun.
3349 (push_struct_function): New.
3350 (allocate_struct_function): Call invoke_set_current_function_hook
3352 (prepare_function_start): Don't set cfun here. Remove unused
3353 argument; fix all callers.
3354 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3355 push_struct_function.
3356 (init_function_start): Set cfun here.
3357 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3358 * omp-low.c (create_omp_child_function): Use push_struct_function
3359 and pop_cfun to save/restore state.
3360 (expand_omp_parallel): Remove unused saved_cfun variable.
3361 * cgraphunit.c (ipa_passes): Use set_cfun.
3362 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3363 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3364 * matrix-reorg.c (transform_allocation_sites): Likewise.
3365 (matrix_reorg): Use set_cfun.
3366 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3367 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3368 assignment to cfun; use set_cfun for the other.
3369 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3370 (dump_function_to_file): Use push_cfun/pop_cfun here.
3371 * c-decl.c (finish_function): Use set_cfun.
3373 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3375 * regrename.c (rerename_optimize): Use deferred rescanning and
3376 insert explicit calls to rescan insns when changed.
3378 2007-09-05 Jan Hubicka <jh@suse.cz>
3380 * optabs.c (libfunc_entry): Change optab to integer.
3381 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3382 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3383 of pointers for hashing.
3385 2007-09-05 Jan Hubicka <jh@suse.cz>
3387 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3389 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3390 * see.c (pass_see): Likewise.
3391 * tracer.c (pass_tracer): Likewise.
3392 * postreload-gcse.c (pass_gcse2): Likewise.
3393 * postreload.c (pass_postreload_cse): Likewise.
3394 * mode-switching.c (pass_mode_switching): Likewise.
3395 * modulo-sched.c (pass_sms): Likewise.
3396 * cse.c (cse_insn): Likewise.
3397 * web.c (pass_web): Likweise.
3398 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3399 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3400 * loop-init.c (pass_rtl_loop_init): Likewise.
3401 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3402 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3403 * global.c (pass_global_alloc): Likewise.
3404 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3405 pass_if_after_reload): Likewise.
3406 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3407 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3408 * regmove.c (pass_regmove): Likewise.
3409 * function.c (pass_thread_prologugues_epilogues): Likewise.
3410 * gcse.c (pass_gcse): Likewise.
3411 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3412 * lower-subreg.c (pass_lower_subreg2): Likewise.
3413 * bt-load.c (pass_branch_target_load): Likewise.
3414 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3415 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3416 * combine.c (pass_combine): Likewise.
3417 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3418 (pass_partition_blocks): Likewise.
3419 * var-tracking.c (pass_variable_track): Likewise.
3420 * reg-stack.c (pass_stack_regs_run): Likewise.
3421 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3422 * passes.c (pass_postreload): Likewise.
3423 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3424 * tree-pass.h (TODO_verify_rtl_sharing): New.
3425 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3426 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3427 TODO_set_props, TODO_df_finish, TODO_df_verify,
3428 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3430 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3433 fold_real_zero_addition_p, reorder_operands_p,
3434 div_if_zero_remainder, fold_undefer_overflow_warnings,
3435 int_binop_types_match_p, fold_convert_const_int_from_int,
3436 fold_convert_const_int_from_real,
3437 fold_convert_const_int_from_fixed,
3438 fold_convert_const_real_from_real,
3439 fold_convert_const_real_from_fixed,
3440 fold_convert_const_fixed_from_fixed,
3441 fold_convert_const_fixed_from_int,
3442 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3443 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3444 debug_fold_checksum, multiple_of_p): Constify.
3445 * tree-flow-inline.h (get_lineno): Likewise.
3446 * tree-flow.h (get_lineno): Likewise.
3447 * tree-object-size.c (compute_object_offset, addr_object_size,
3448 alloc_object_size, pass_through_call): Likewise.
3449 * tree-pretty-print.c (op_symbol, print_call_name,
3450 print_struct_decl, do_niy): Likewise.
3451 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3452 debug_fold_checksum): Likewise.
3454 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3457 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3458 note, remove the associated REG_RETVAL note.
3460 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3462 * config.gcc (powerpc*-*-*): Install
3463 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3464 * config/rs6000/spu2vmx.h: New header.
3465 * config/rs6000/si2vmx.h: New header.
3466 * config/rs6000/vec_types.h: New header.
3468 2007-09-05 Ben Elliston <bje@au.ibm.com>
3470 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3472 2007-09-05 Ben Elliston <bje@au.ibm.com>
3474 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3476 (__stdcx): Make asm volatile.
3477 (__stwcx, __stdcx): Return only 0 or 1.
3479 2007-09-05 Jan Hubicka <jh@suse.cz>
3483 2007-09-04 Jan Hubicka <jh@suse.cz>
3484 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3486 2007-09-04 Richard Guenther <rguenther@suse.de>
3487 * tree-ssa-operands.c (add_virtual_operand): Only mark
3488 stores as has_volatile_ops if alias information is not available.
3490 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3492 * config/rs6000/tramp.asm: Include config.h.
3493 Check __PIC__ or __pic__ macro instead of SHARED.
3495 PR rtl-optimization/32300
3496 * see.c (see_copy_insn): New function.
3497 (see_def_extension_not_merged, see_merge_one_use_extension,
3498 see_merge_one_def_extension): Use it. Avoid changing
3499 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3500 into sequences. Call df_insn_delete on temporary insns
3501 that won't be emitted into the insn stream.
3502 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3503 and run df_process_deferred_rescans () before run_fast_dce.
3505 PR tree-optimization/33017
3506 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3507 recurse for pure or const function calls.
3509 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3511 * c-format.c: Include alloc-pool.h.
3512 (check_format_info_main): New argument fwt_alloc. Use allocation
3513 pool instead of GC. Remove GC deallocation code.
3514 (check_format_arg): Create allocation pool, pass it to
3515 check_format_info_main and free it afterwards.
3516 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3518 2007-09-05 Ben Elliston <bje@au.ibm.com>
3520 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3521 Rename count macro arugment for clarity.
3522 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3523 (__protected_stream_set): Likewise, pass 0.
3525 2007-09-04 Jan Hubicka <jh@suse.cz>
3527 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3529 2007-09-04 Jan Hubicka <jh@suse.cz>
3531 * invoke.texi (-finline-small-functions): Document.
3532 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3533 when deciding what is inlinable.
3534 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3535 (cgraph_decide_inlining_of_small_function): Handle new flags.
3536 (cgraph_decide_inlining_incrementally): Likewise.
3537 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3538 * common.opt (finline-small-functions): New.
3539 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3541 2007-09-04 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-operands.c (add_virtual_operand): Only mark
3544 stores as has_volatile_ops if alias information is not available.
3546 2007-09-04 Andrew Haley <aph@redhat.com>
3548 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3550 2007-09-04 Andrew Haley <aph@redhat.com>
3552 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3553 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3554 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3556 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3559 * common.opt: Mention ABI version 2 in comment.
3561 2007-09-04 Jan Hubicka <jh@suse.cz>
3563 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3564 (libfunc_entry): New structure.
3565 (libfunc_hash): New hashtable.
3566 (hash_libfunc): New function.
3567 (eq_libfunc): New function.
3568 (convert_optab_libfunc): New function.
3569 (optab_libfunc): New function.
3570 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3571 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3572 expand_float, expand_fix, new_optab, new_convert_optab):
3573 Update for new libfunc API.
3574 (init_libfunc, init_integral_libfuncs,
3575 init_floating_libfuncs, init_interclass_conv_libfuncs
3576 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3577 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3578 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3579 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3580 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3581 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3582 gen_extend_conv_libfunc): New.
3583 (init_one_libfunc): Revamp for hashtables.
3584 (set_conv_libfunc): Likewise.
3585 (init_optabs): Initialize hashtable; use lazy initialization where
3587 * optabs.h (optab_handlers): Move out of GGC.
3588 (optab, convert_optab): Move out of GGC; add lazy gen info.
3589 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3590 (optab_libfunc, convert_optab_libfunc): New.
3591 * builtins.c (expand_builtin_powi): Update for new API.
3592 * expr.c (convert_move): Likewise.
3593 * expmed.c (expand_divmod): Likewise.
3595 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3597 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3598 GOT pointer only if there is a constant pool. Use the allocated space
3601 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3603 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3606 2007-09-04 Revital Eres <eres@il.ibm.com>
3607 Richard Guenther <rguenther@suse.de>
3608 R. Clint Whaley <whaley@cs.utsa.edu>
3610 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3612 * tree-tailcall.c (process_assignment): Use -fassociative-math
3613 when reodering operands of floating-point type.
3614 * fold-const.c (fold_comparison, fold_binary): Use
3615 -fassociative-math and -freciprocal-math instead of
3616 -funsafe-math-optimization flag.
3617 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3618 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3619 -freciprocal-math instead of -funsafe-math-optimizations.
3620 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3621 -fassociative-math when -ffast-math is set.
3622 (set_unsafe_math_optimizations_flags): New Function
3623 to set -freciprocal-math and -fassociative-math when
3624 -funsafe-math-optimizations is set.
3625 (common_handle_option): Call it.
3626 * tree-vectorizer.c (vect_is_simple_reduction): Use
3627 -fassociative-math when doing reduction on floats.
3628 * loop-unroll.c (analyze_insn_to_expand_var): Use
3629 -fassociative-math when expanding an accumulator of type float.
3630 * simplify-rtx.c (simplify_binary_operation_1): Use
3631 -fassociative-math and -freciprocal-math when reordeing operands
3632 of floating-point type.
3633 * combine.c (combine_simplify_rtx): Likewise.
3634 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3636 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3638 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3641 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3643 2007-09-04 Jan Hubicka <jh@suse.cz>
3645 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3647 2007-09-04 Jan Hubicka <jh@suse.cz>
3649 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3650 and corresponding MATCH_DUP.
3652 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3655 * combine.c (subst): Do not try to simplify X if it represents load
3656 of FP constant from the constant pool via float extension.
3658 2007-09-04 Ben Elliston <bje@au.ibm.com>
3660 * c-opts.c: Include "tm_p.h".
3661 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3663 2007-09-04 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/33291
3666 * tree-pretty-print.c (dump_generic_node): Dump all
3667 qualifiers for pointer types, not only first. Dump
3668 qualifiers for aggregate types as well.
3669 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3670 use the canonical type for building ARRAY_REFs.
3671 * gimplify.c (canonicalize_addr_expr): Clean up. The
3672 correct validness check is compatibility of the pointer
3673 types. Always use the canonical type for building
3674 ARRAY_REFs and ADDR_EXPRs.
3675 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3676 change that disabled propagation of ADDR_EXPRs into statements
3679 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3681 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3682 (umulsi3_highpart): Make into expanders; existing insns are
3683 now named *[insn]_nov6. Add stars to existing [insn]_v6
3684 counterparts' names.
3686 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3688 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3689 (unprotoize.o): Remove SHLIB_MULTILIB.
3691 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3693 * doc/extend.texi: Document progmem attribute for AVR.
3695 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3698 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3700 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3702 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3705 * optabs.c: Remove unnecessary forward declarations.
3706 (expand_unop_direct): New, broken out of expand_unop.
3707 (expand_doubleword_clz): New.
3708 (expand_ctz): Move above expand_ffs. Use
3709 start_sequence, end_sequence, add_equal_note, and
3710 expand_unop_direct. Add more commentary.
3711 (expand_ffs): Try both ctz optab and expand_ctz.
3712 Generate a test and branch if the hardware doesn't give us
3713 a useful value for input zero. Style improvements similar to
3716 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3718 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3720 * config.gcc: Delete stanza for arm-semi-aof and
3721 armel-semi-aof targets.
3722 * config/arm/arm-protos.h
3724 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3725 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3726 delete aof_pic_label and remove mention of AOF in comments.
3727 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3729 * config/arm/semiaof.h
3730 * config/arm/t-semi: Delete file.
3732 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3734 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3735 CONST_CAST_BB): New macros for type-specific casts.
3736 (CONST_CAST): Add a TYPE parameter and define it in terms of
3739 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3740 * c-lex.c (cb_ident, lex_string): Likewise,
3741 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3742 * config/i386/i386.c (ix86_function_regparm,
3743 ix86_function_sseregparm): Use CONST_CAST_TREE.
3744 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3746 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3747 give_switch, set_multilib_dir): Likewise,
3748 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3749 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3750 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3751 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3752 * prefix.c (update_path): Likewise,
3753 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3754 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3755 * tree-cfg.c (tree_can_merge_blocks_p,
3756 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3757 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3758 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3759 (attribute_list_contained): Use CONST_CAST_TREE.
3761 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3763 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3765 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3768 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3769 before forcing them into a register.
3771 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3773 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3774 rather than define_code_macro.
3776 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3778 * gcc.c (xputenv): New function.
3779 (putenv_from_prefixes): Use xputenv instead of putenv.
3780 (process_command): Use xputenv instead of putenv.
3781 (set_collect_gcc_options): Use xputenv instead of putenv.
3782 (main): Use xputenv instead of putenv.
3784 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3786 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3787 availability of swap instruction.
3788 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3790 2007-09-03 Revital Eres <eres@il.ibm.com>
3792 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3795 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3796 Ayal Zaks <zaks@il.ibm.com>
3797 Revital Eres <eres@il.ibm.com>
3799 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3800 compute_split_row): New functions.
3801 (ps_unschedule_node): Remove.
3802 (normalize_sched_times): Iterate over the already scheduled
3803 insns instead of the number of nodes.
3804 (MAX_SPLIT_NUM): New definition.
3805 (sms_schedule_by_order): Change the scheduling heuristic to
3806 avoid useless increases of initiation interval ii.
3807 (get_sched_window): Add dump printouts.
3809 2007-09-02 David Daney <ddaney@avtrex.com>
3811 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3812 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3813 (optab, insn): Add more attributes.
3814 (fetchop_bit): New code macro.
3815 (immediate_insn): New code macro attribute.
3816 (sync): Change condition to ISA_HAS_SYNC.
3817 (rdhwr): Change predicate for operand 0 to register_operand.
3818 (memory_barrier): New expand.
3819 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3820 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3821 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3822 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3823 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3824 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3825 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3826 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3827 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3829 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3830 Hans-Peter Nilsson <hp@axis.com>
3832 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3833 Defined to describe availability and behavior of CLZ.
3834 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3835 * config/cris/cris.opt: Tweak comment for "-metrax4".
3836 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3837 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3838 (count_leading_zeros): Define.
3840 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3842 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3844 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3847 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3850 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3852 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3853 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3854 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3855 sched-deps.c, sched-int.h, system.h, target.h,
3856 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3857 tree.def: Fix comment typos.
3859 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3861 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3862 (override_options): Turn on -mstrict-align on non-ColdFire
3864 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3866 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3868 * c-common.c (const_strip_array_types): Delete.
3869 * c-common.h (const_strip_array_types): Likewise.
3870 * emit-rtl.c (const_next_insn, const_previous_insn,
3871 const_next_nonnote_insn, const_prev_nonnote_insn,
3872 const_next_real_insn, const_prev_real_insn,
3873 const_next_active_insn, const_prev_active_insn, const_next_label,
3874 const_prev_label): Delete.
3875 * gimple-low.c (block_may_fallthru): Use expr_last.
3876 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3877 * rtl.h (const_previous_insn, const_next_insn,
3878 const_prev_nonnote_insn, const_next_nonnote_insn,
3879 const_prev_real_insn, const_next_real_insn,
3880 const_prev_active_insn, const_next_active_insn, const_prev_label,
3881 const_next_label): Delete.
3882 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3883 * system.h (CONST_CAST): Update comment.
3884 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3885 (const_first_stmt, const_last_stmt): Delete.
3886 (tree_block_ends_with_condjump_p): Use last_stmt.
3887 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3888 * tree-iterator.c (const_expr_first, const_expr_last,
3889 const_expr_only): Delete.
3890 * tree.c (const_lookup_attribute): Likewise.
3891 (attribute_list_contained): Use lookup_attribute.
3892 * tree.h (const_lookup_attribute, const_expr_first,
3893 const_expr_last, const_expr_only): Delete.
3895 2007-09-01 Richard Guenther <rguenther@suse.de>
3897 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3898 instead of TREE_THIS_VOLATILE.
3899 * tree-ssa-operands.c (add_virtual_operand): Do not set
3900 has_volatile_ops. Do not check s_ann for NULL.
3901 (get_indirect_ref_operands): Likewise.
3902 (get_expr_operands): Likewise. For all reference trees
3903 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3904 check base of reference for TREE_THIS_VOLATILE.
3906 2007-09-01 Richard Guenther <rguenther@suse.de>
3908 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3909 between integral types. Also allow conversions between
3912 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3914 * optabs.c (prepare_float_lib_cmp): Use
3915 libgcc_cmp_return_mode instead of word_mode.
3916 * config/dfp-bit.h: Likewise.
3917 * config/fp-bit.h: Likewise.
3918 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3920 (spu_libgcc_shift_count_mode): New function.
3921 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3922 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3924 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3926 * tree-pretty-print.c: Include output.h.
3927 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3928 HOST_WIDE_INT_PRINT_DEC.
3929 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3931 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3933 PR rtl-optimization/33224
3934 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3935 to the analysed region.
3937 2007-08-31 Richard Guenther <rguenther@suse.de>
3939 * function.c (allocate_struct_function): Do not set
3940 current_function_returns_pointer.
3941 * function.h (struct var_refs_queue): Remove.
3942 (struct simple_obstack_stack): Likewise.
3943 (struct function): Remove fixup_var_refs_queue member.
3944 Remove returns_pointer flag.
3945 (current_function_returns_pointer): Remove define.
3947 2007-08-31 Nick Clifton <nickc@redhat.com>
3949 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3950 secondary keys in order to obtain a stable sort.
3952 2007-08-31 Nick Clifton <nickc@redhat.com>
3955 * config/m32r/constraints.md: Add W constraint for integer zero.
3956 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3957 Fix length calculation by using alternatives.
3959 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3961 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3962 split out from expand_binop.
3963 (avoid_expensive_constant): New function.
3964 (expand_binop_directly): Remove commutative_op argument and
3965 (expand_binop_directly): Remove commutative_op argument and
3966 call cummutative_optab_p instead. Do not change op0 or op1
3967 when swapping xop0 and xop1. Apply avoid_expensive_constant
3968 to each argument after potential swapping. Enforce the
3969 canonical order of commutative operands.
3970 (expand_binop): Use shift_optab_p and commutative_optab_p.
3971 Update the calls to expand_binop_directly. Only force constants
3972 into registers when widening an operation. Only swap operands
3973 once a direct expansion has been rejected.
3974 (expand_twoval_binop): Only force constants into registers when
3975 using a direct expansion.
3977 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3979 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3980 (sched_analyze_insn): Don't postprocess speculative dependencies when
3981 target has no scheduling.
3982 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3983 'uninitialized' warning.
3985 2007-08-31 Richard Guenther <rguenther@suse.de>
3987 * tree.c (build_complex_type): Always set TYPE_NAME for
3990 2007-08-31 Olivier Hainque <hainque@adacore.com>
3992 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3993 internal macro. Default alignment factor for csect directives, chosen
3994 to match what BIGGEST_ALIGNMENT allows.
3995 (DATA_SECTION_ASM_OP): Use it.
3996 * config/rs6000/rs6000.c
3997 (rs6000_xcoff_output_readonly_section_asm_op):
3998 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3999 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4001 2007-08-31 Olivier Hainque <hainque@adacore.com>
4003 * dbxout.c (dbxout_block): Move declaration within the first
4004 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4005 block to include the definition, together with the associated
4008 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4009 Revital Eres <eres@il.ibm.com>
4011 * doc/invoke.texi (-mpaired): Document flag.
4012 * config.gcc: Include paired.h in powerpc extra_headers and
4013 750cl.h in powerpc-*-linux*paired*.
4014 * config/rs6000/rs6000.opt (-mpaired): New flag.
4015 * config/rs6000/rs6000.c (paired_init_builtins,
4016 paired_expand_builtin, paired_expand_lv_builtin,
4017 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4018 New functions to support the paired single builtin functions.
4019 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4020 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4022 (bdesc_paired_preds): New structure for paired predicate
4024 (rs6000_expand_builtin): Expand paired single builtins.
4025 (rs6000_init_builtins): Init paired single builtins.
4026 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4027 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4028 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4029 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4030 (rs6000_vector_mode_supported_p): Support paired vector mode.
4031 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4032 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4034 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4035 (DATA_ALIGNMENT): Likewise.
4036 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4037 (rs6000_builtins): Add PAIRED builtins.
4038 * config/rs6000/rs6000.md: Include paired.md.
4039 * config/rs6000/paired.h: New.
4040 * config/rs6000/paired.md: New.
4041 * config/rs6000/750cl.h: New.
4042 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4044 2007-08-30 Ollie Wild <aaw@google.com>
4046 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4047 * gcc.c (default_compilers): Add -fno-directives-only to
4048 @assembler-with-cpp.
4050 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4054 * regclass.c (initial_fixed_regs): Revert previous change and make
4056 (initial_call_used_regs): Likewise.
4057 (initial_call_really_used_regs): Delete, reverting previous addition.
4058 (initial_reg_names): Likewise.
4059 (init_reg_sets): Revert previous change.
4060 (saved_fixed_regs): New.
4061 (saved_call_used_regs): New.
4062 (saved_call_really_used_regs): New.
4063 (saved_reg_names): New.
4064 (save_register_info): New.
4065 (restore_register_info): New.
4066 (init_reg_sets_1): Replace reset of register info with call to
4067 restore_register_info.
4068 * rtl.h (save_register_info): Declare.
4069 * toplev.c (backend_init): Call save_register_info.
4071 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4073 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4074 from the original statement.
4076 2007-08-30 Chao-ying Fu <fu@mips.com>
4078 * c-lex.c (interpret_fixed): Declare.
4079 (interpret_float): Process _Fract and _Accum.
4080 (interpret_fixed): New function.
4081 * final.c (output_addr_const): Process CONST_FIXED.
4082 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4083 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4085 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4087 (simplify_immed_subreg): Support CONST_FIXED.
4088 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4089 (simplify_subreg): Support CONST_FIXED.
4091 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4093 * config/rs6000/ppu_intrinsics.h: New file.
4094 * config.gcc (powerpc*-*-* <extra_headers>): Install
4097 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4099 * cfg.c (dump_flow_info): Change to also print entry and exit
4101 * print-rtl.c (print_rtl_single): Allow to print rtl with
4104 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4106 * df-core.h (df_dump_region): New function.
4107 * df.h (df_dump_region): New function.
4108 * loop-invariant.c (find_defs): Add call to df_dump_region.
4109 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4112 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4115 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4116 true if any of the compare_section_name calls returned true,
4117 rather than if any returned false.
4119 2007-08-30 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/33199
4122 * tree-ssa-structalias.c (handle_lhs_call): New function.
4123 (find_func_aliases): In non-IPA mode make sure that for
4124 calls that return a pointer we add a constraint for the
4125 result to point to anything.
4127 2007-08-30 Richard Guenther <rguenther@suse.de>
4129 * doc/invoke.texi (-mveclibabi): Document new target option.
4130 * config/i386/i386.opt (-mveclibabi): New target option.
4131 * config/i386/i386.c (ix86_veclib_handler): Handler for
4132 vectorization library support.
4133 (override_options): Handle the -mveclibabi option, initialize
4134 the vectorization library handler.
4135 (ix86_builtin_vectorized_function): As fallback call the
4136 vectorization library handler, if set.
4137 (ix86_veclibabi_acml): New static function for ACML ABI style
4138 vectorization support.
4140 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4142 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4143 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4144 SImode and update m. Don't run gen_lowpart_common on arbitrary
4145 memory address, force it to register first.
4148 * dce.c (dce_process_block): Don't delete setters of
4149 artificially used registers.
4151 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4153 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4154 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4155 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4157 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4159 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4161 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4162 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4164 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166 * system.h: Activate -Wcast-qual as warning-only.
4168 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4171 * config/rs6000/rs6000.c (compare_section_name): New function.
4172 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4175 2007-08-29 Olivier Hainque <hainque@adacore.com>
4177 * xcoffout.c: #include debug.h.
4178 * Makefile.in (xcoffout.o): Add debug.h dependency.
4180 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4182 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4183 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4185 2007-08-29 Richard Guenther <rguenther@suse.de>
4187 * tree-pretty-print.c (dump_generic_node): Print
4188 label DECL_UID as D.%u.
4189 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4191 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4193 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4194 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4196 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4199 * tree.c (build_type_attribute_qual_variant): Set canonical types
4200 on the final, unqualified attribute variant before building the
4203 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4205 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4206 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4208 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4211 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4212 * config/bfin/bfin.md (composev2hi): Put operands into vector
4215 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4217 * config/bfin/bfin.md (composev2hi): Put operands into vector
4220 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4222 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4223 attribute when appropriate.
4224 (bfin_handle_l1_text_attribute): New.
4225 (bfin_handle_l1_data_attribute): New.
4226 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4227 l1_data_A and l1_data_B.
4228 * doc/extend.texi (node Function Attributes): Document l1_text
4230 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4231 l1_data_A and l1_data_B variable attributes.
4233 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4235 * config/bfin/bfin.opt (minline-plt): Add.
4236 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4237 call to global functions.
4238 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4239 (Blackfin Options): Document -minline-plt.
4241 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4243 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4244 given a non-function.
4245 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4247 2007-08-28 DJ Delorie <dj@redhat.com>
4249 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4251 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4253 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4255 2007-08-28 Richard Guenther <rguenther@suse.de>
4257 * tree.h (struct tree_function_decl): Increase size of
4258 function_code bitfield.
4260 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4261 Kazu Hirata <kazu@codesourcery.com>
4263 * gcc/config/m68k/linux.h
4264 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4265 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4266 (m68k_return_in_memory): New.
4267 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4270 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4273 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4274 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4275 operand) when top VEC_SELECT extracts scalar element.
4276 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4277 (*vec_extract_v4sf_mem): Ditto.
4279 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4282 * passes.c (init_optimization_passes): Move pass_df_finish
4283 after pass_postreload sublist.
4285 PR rtl-optimization/33148
4286 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4287 (neg (lt X 0)) if X has scalar int mode.
4290 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4291 initializer, use build_vector_from_ctor if possible to create
4292 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4293 even after this, return NULL.
4295 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4297 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4299 2007-08-28 Richard Guenther <rguenther@suse.de>
4301 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4302 (struct tree_function_decl): Make function_code a bitfield.
4303 Add disregard_inline_limits flag.
4304 * cgraphunit.c (cgraph_process_new_functions): Check
4305 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4306 (cgraph_preserve_function_body_p): Likewise.
4307 * ipa-inline.c (compute_inline_parameters): Likewise.
4308 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4309 for GNU C extern inline functions.
4310 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4311 * tree-inline.c (disregard_inline_limits_p): Remove.
4312 * tree-inline.h (disregard_inline_limits_p): Likewise.
4313 * c-common.c (handle_always_inline_attribute): Set
4314 DECL_DISREGARD_INLINE_LIMITS.
4315 * langhooks.c (add_builtin_function): Verify the function code
4316 fits in the bitfield.
4318 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4319 Vladimir Yanovsky <yanov@il.ibm.com>
4320 Revital Eres <eres@il.ibm.com>
4321 Andrey Belevantsev <abel@ispras.ru>
4323 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4325 * modulo-sched.c: Add documentation regarding do-loop.
4326 (doloop_register_get): Change number of arguments to support
4327 the new do-loop pattern and check whether COUNT_REG has no other
4328 occurences in the loop besides in the control part.
4329 (duplicate_insns_of_cycles): Do not duplicate the insn which
4330 changes count_reg as it is already adjusted.
4331 (generate_prolog_epilog): New argument to support the new
4332 do-loop pattern. Change the subtract instruction to use
4333 expand_simple_binop. Call duplicate_insns_of_cycles with new
4335 (sms_schedule): Call doloop_register_get and
4336 generate_prolog_epilog with new argument. Do not handle loops
4337 with single sets insns with subreg in their lhs.
4338 * loop-doloop.c (doloop_optimize): Support for another do-loop
4340 (doloop_condition_get): Gets an instruction instead of a pattern
4341 and change the return condition when the do-loop pattern is
4343 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4344 deps when considering to not create edges.
4346 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4348 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4351 2007-08-27 Jason Merrill <jason@redhat.com>
4354 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4355 zero-sized types after calling gimplify_modify_expr_rhs.
4357 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4359 * regclass.c (init_reg_autoinc): Fix typo.
4361 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4363 Fix PR tree-optimization/33173
4364 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4366 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4369 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4370 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4373 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4374 David Ung <davidu@mips.com>
4375 Nigel Stephens <nigel@mips.com>
4377 Separate target-specific initialization from general
4378 back-end initialization.
4380 * toplev.c (init_alignments): New, split out from...
4381 (process_options): ...here.
4382 (backend_init_target): New, split out from...
4383 (backend_init): ...here.
4384 (lang_dependent_init_target): New, split out from...
4385 (lang_dependent_init): ...here.
4386 (target_reinit): New.
4387 * toplev.h (target_reinit): Declare.
4388 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4389 now can be called more than once. Update comments.
4390 * expr.h (init_expr_target): Likewise.
4391 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4392 now can be called more than once. Explicitly zero
4393 static_reg_base_value.
4394 * emit-rtl.c (init_emit_regs): New, split out from...
4395 (init_emit_once): Here.
4396 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4397 non-const, so that changes from command-line arguments can overwrite
4398 values provided by the static initializers.
4399 (initial_call_really_used_regs): New, used similarly to the above.
4400 (initial_reg_names): Likewise.
4401 (last_mode_for_init_move_cost): Promoted function-local static to
4402 file-scope static to make it accessible outside init_move_cost.
4403 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4404 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4405 reg_names since it is needed for parsing command-line options.
4406 (init_move_cost): Use last_mode_for_init_move_cost instead of
4407 function-local static.
4408 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4409 call_really_used_regs now. Reinitialize reg_names. Also
4410 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4411 reg_class_superunion. Clear losing_caller_save_reg_set.
4412 Preserve global registers if called more than once. Reset
4413 move cost, may_move_in_cost, may_move_out_cost, and
4414 last_mode_for_init_move_cost.
4415 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4416 can now be invoked more than once. Update comments.
4417 (init_regs): Update comments.
4418 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4419 and initial_call_really_used_regs, instead of the non-initial
4420 variables. This allows us to save the command-line register settings
4421 after target reinitialization.
4422 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4423 * rtl.h (init_emit_regs): Declare.
4424 (init_reg_modes_target, init_alias_target): Renamed as described
4426 * reload1.c (init_reload): Update comments.
4427 * optabs.c (init_optabs): Likewise.
4428 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4430 2007-08-26 Chao-ying Fu <fu@mips.com>
4432 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4435 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4437 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4439 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4441 * bb-reorder.c (copy_bb_p): Likewise.
4442 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4443 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4444 block_ends_with_condjump_p): Likewise.
4445 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4446 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4447 block_ends_with_condjump_p): Likewise.
4448 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4449 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4450 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4451 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4452 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4453 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4454 debug_true_const_tree instad of debug_true_tree.
4455 * debug.c (do_nothing_debug_hooks): Likewise.
4456 * debug.h (ignore_block, debug_true_const_tree): Constify.
4457 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4458 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4459 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4460 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4461 dbx_reg_number, is_based_loc, field_type,
4462 simple_type_align_in_bits, simple_decl_align_in_bits,
4463 simple_type_size_in_bits, field_byte_offset, insert_float,
4464 type_tag, member_declared_type, is_redundant_typedef,
4465 secname_for_decl, is_inlined_entry_point): Likewise.
4466 * emit-rtl.c (const_next_insn, const_previous_insn,
4467 const_next_nonnote_insn, const_prev_nonnote_insn,
4468 const_next_real_insn, const_prev_real_insn,
4469 const_next_active_insn, const_prev_active_insn, const_next_label,
4470 const_prev_label): Likewise.
4471 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4473 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4474 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4475 sched_insn_is_legitimate_for_speculation_p): Likewise.
4476 * jump.c (reversed_comparison_code_parts,
4477 reversed_comparison_code, reversed_comparison, condjump_label):
4479 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4480 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4482 * rtl.h (const_previous_insn, const_next_insn,
4483 const_prev_nonnote_insn, const_next_nonnote_insn,
4484 const_prev_real_insn, const_next_real_insn,
4485 const_prev_active_insn, const_next_active_insn, const_prev_label,
4486 const_next_label, modified_between_p, modified_in_p,
4487 const_note_storeskeep_with_call_p, condjump_label,
4488 reversed_comparison, reversed_comparison_code,
4489 reversed_comparison_code_parts, memory_modified_in_insn_p,
4490 stack_regs_mentioned): Likewise.
4491 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4492 keep_with_call_p): Likewise.
4493 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4494 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4495 sd_lists_size, sd_lists_empty_p): Likewise.
4496 * sched-int.h (sched_insns_conditions_mutex_p,
4497 haifa_classify_insn, no_real_insns_p,
4498 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4499 sd_lists_size, sd_lists_empty_p): Likewise.
4500 * sdbout.c (sdb_debug_hooks): Likewise.
4501 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4502 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4503 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4505 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4506 tree_can_throw_internal): Likewise.
4507 * tree-flow-inline.h (phi_nodes): Likewise.
4508 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4509 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4510 * tree-gimple.c (const_get_call_expr_in): Likewise.
4511 * tree-gimple.h (const_get_call_expr_in): Likewise.
4512 * tree.c (const_lookup_attribute, attribute_list_equal,
4513 attribute_list_contained): Likewise.
4514 * tree.h (attribute_list_equal, attribute_list_contained,
4515 const_lookup_attribute): Likewise.
4516 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4518 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4520 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4521 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4523 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4526 * config/alpha/constraints.md: Delete "svn:mime-type" property
4527 with svn propdel "svn:mime-type".
4529 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4532 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4533 non NOTE insn doesn't cross basic block.
4534 (noce_try_abs): Likewise.
4535 (noce_process_if_block): Likewise.
4537 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4540 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4541 operand without auto-inc-dec.
4542 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4543 offsettable_mem_operand.
4544 (floatunssidf2_internal): Same.
4545 (fix_truncdfsi2_internal): Same.
4546 (floatsidf_ppc64): Same.
4547 (floatunssidf_ppc64): Same.
4548 (fix_trunctfsi2_internal): Same.
4550 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4553 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4554 pass defines needed for version.c.
4556 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4558 * configure.ac (--debug-prefix-map check): Change assembler
4559 version presumed to have feature to 2.18.
4560 * configure: Regenerate.
4562 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4564 * c-common.c (vector_types_convertible_p,
4565 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4566 self_promoting_args_p): Constify.
4567 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4568 c_promoting_integer_type_p, self_promoting_args_p,
4569 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4570 * c-decl.c (anon_aggr_type_p): Likewise.
4571 * * c-dump.c (dump_stmt): Likewise.
4572 * c-objc-common.c (has_c_linkage): Likewise.
4573 * c-tree.h (same_translation_unit_p): Likewise.
4574 * c-typeck.c (null_pointer_constant_p,
4575 tagged_types_tu_compatible_p, function_types_compatible_p,
4576 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4577 comptypes_internal, struct tagged_tu_seen_cache,
4578 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4579 c_size_in_bytes): Likewise.
4580 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4581 hash_ptr, eq_ptr): Likewise.
4582 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4583 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4584 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4585 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4587 * optabs.c (optab_for_tree_code): Likewise.
4588 * optabs.h (optab_for_tree_code): Likewise.
4589 * rtl.h (simplify_rtx): Likewise.
4590 * simplify-rtx.c (simplify_rtx): Likewise.
4591 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4592 dump_flag, dump_node): Likewise.
4593 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4594 queue_and_dump_type, dump_flag): Likewise.
4595 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4596 * tree-pass.h (dump_node): Likewise.
4597 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4598 supportable_narrowing_operation): Likewise.
4599 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4600 supportable_narrowing_operation): Likewise.
4601 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4602 is_negative_overflow_infinity, is_positive_overflow_infinity,
4603 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4604 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4605 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4606 ssa_name_nonzero_p, fp_predicate): Likewise.
4607 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4608 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4609 ssa_name_nonnegative_p): Likewise.
4611 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4613 * config.gcc : Add x86_64-elf target.
4615 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4617 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4619 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4620 Nigel Stephens <nigel@mips.com>
4624 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4625 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4626 * expr.c (SET_BY_PIECES_P): Define.
4627 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4628 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4629 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4631 * expr.h (SET_RATIO): Define.
4632 (can_store_by_pieces, store_by_pieces): Update prototypes.
4633 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4634 can_store_by_pieces/store_by_pieces.
4635 (expand_builtin_memcpy_args): Likewise.
4636 (expand_builtin_strncpy): Likewise.
4637 (expand_builtin_memset_args): Likewise. Also remove special case
4638 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4639 decide what to do instead.
4640 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4641 to can_store_by_pieces.
4643 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4644 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4646 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4647 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4648 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4649 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4650 (STORE_BY_PIECES_P): Define.
4652 2007-08-24 Tom Tromey <tromey@redhat.com>
4654 * varpool.c (varpool_last_needed_node): Fix comment typo.
4655 * c-decl.c (duplicate_decls): Fix comment typo.
4656 (clone_underlying_type): Update comment.
4658 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4660 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4661 alpha_in_small_data_p, alpha_split_complex_arg,
4662 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4664 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4665 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4667 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4668 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4669 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4670 * config/darwin.c (darwin_binds_local_p): Likewise.
4671 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4673 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4674 i386_pe_valid_dllimport_attribute_p): Likewise.
4675 * config/i386/i386.c (ix86_function_regparm,
4676 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4677 x86_can_output_mi_thunk, ix86_mangle_type,
4678 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4679 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4680 i386_pe_binds_local_p): Likewise.
4681 * config/ia64/ia64.c
4682 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4683 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4684 ia64_invalid_conversion, ia64_invalid_unary_op,
4685 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4687 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4688 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4689 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4690 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4691 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4692 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4693 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4694 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4695 * config/pa/pa.c (pa_commutative_p): Likewise.
4696 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4698 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4699 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4700 rs6000_use_blocks_for_constant_p,
4701 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4702 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4703 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4704 * config/s390/s390.c (s390_mangle_type,
4705 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4707 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4708 th_in_small_data_p): Likewise.
4709 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4710 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4712 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4713 sparc_mangle_type): Likewise.
4714 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4715 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4716 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4718 * hooks.c (hook_bool_mode_const_rtx_false,
4719 hook_bool_mode_const_rtx_true,
4720 hook_bool_const_tree_hwi_hwi_const_tree_false,
4721 hook_bool_const_tree_hwi_hwi_const_tree_true,
4722 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4723 hook_constcharptr_const_tree_null,
4724 hook_constcharptr_const_rtx_null,
4725 hook_constcharptr_const_tree_const_tree_null,
4726 hook_constcharptr_int_const_tree_null,
4727 hook_constcharptr_int_const_tree_const_tree_null): New.
4728 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4729 hook_bool_tree_hwi_hwi_tree_false,
4730 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4731 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4732 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4733 hook_constcharptr_int_tree_null,
4734 hook_constcharptr_int_tree_tree_null): Delete.
4735 (default_can_output_mi_thunk_no_vcall): Constify.
4736 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4737 hook_bool_tree_hwi_hwi_tree_false,
4738 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4739 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4740 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4741 hook_constcharptr_int_tree_null,
4742 hook_constcharptr_int_tree_tree_null): Delete.
4743 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4744 hook_bool_const_tree_hwi_hwi_const_tree_false,
4745 hook_bool_const_tree_hwi_hwi_const_tree_true,
4746 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4747 hook_constcharptr_const_tree_null,
4748 hook_constcharptr_const_rtx_null,
4749 hook_constcharptr_const_tree_const_tree_null,
4750 hook_constcharptr_int_const_tree_null,
4751 hook_constcharptr_int_const_tree_const_tree_null): New.
4752 (default_can_output_mi_thunk_no_vcall): Constify.
4753 * integrate.c (function_attribute_inlinable_p): Likewise.
4754 * integrate.h (function_attribute_inlinable_p): Likewise.
4755 * jump.c (rtx_renumbered_equal_p): Likewise.
4756 * output.h (decl_readonly_section, categorize_decl_for_section,
4757 default_use_anchors_for_symbol_p, default_binds_local_p,
4758 default_binds_local_p_1): Likewise.
4759 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4761 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4762 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4763 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4764 TARGET_COMP_TYPE_ATTRIBUTES,
4765 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4766 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4767 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4768 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4769 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4770 * target.h (can_output_mi_thunk, needs_block_p,
4771 first_cycle_multipass_dfa_lookahead_guard_spec,
4772 vector_alignment_reachable, comp_type_attributes,
4773 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4774 commutative_p, use_blocks_for_constant_p,
4775 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4776 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4777 invalid_within_doloop, valid_dllimport_attribute_p,
4778 split_complex_arg, invalid_arg_for_unprototyped_fn,
4779 invalid_conversion, invalid_unary_op, invalid_binary_op):
4781 * targhooks.c (default_invalid_within_doloop,
4782 hook_invalid_arg_for_unprototyped_fn,
4783 default_builtin_vector_alignment_reachable): Likewise.
4784 (hook_bool_rtx_commutative_p): Delete.
4785 (hook_bool_const_rtx_commutative_p): New.
4786 * targhooks.h (default_invalid_within_doloop,
4787 default_builtin_vector_alignment_reachable,
4788 hook_invalid_arg_for_unprototyped_fn): Constify.
4789 (hook_bool_rtx_commutative_p): Delete.
4790 (hook_bool_const_rtx_commutative_p): New.
4791 * varasm.c (bss_initializer_p, decl_default_tls_model,
4792 categorize_decl_for_section, decl_readonly_section,
4793 default_use_anchors_for_symbol_p, default_binds_local_p,
4794 default_binds_local_p_1): Constify.
4796 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4798 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4799 __NO_BUILTIN if -fno-builtin.
4801 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4803 * config/bfin/bfin.c (print_operand): Report error instead of
4804 ICE for wrong operand.
4806 2007-08-24 Michael Matz <matz@suse.de>
4808 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4810 2007-08-24 Richard Guenther <rguenther@suse.de>
4813 * tree-ssa.c (useless_type_conversion_p): Split into a
4814 recursive and a non-recursive part.
4815 (useless_type_conversion_p_1): New function.
4816 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4817 from maybe_fold_offset_to_reference is trivially convertible
4818 to the desired type before doing the simplification.
4820 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4822 * expr.c (store_expr): Optimize initialization of an array
4824 * expr.h (builtin_strncpy_read_str): New prototype.
4825 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4828 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4831 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4832 field when initializing if_info structure.
4834 2007-08-24 Richard Guenther <rguenther@suse.de>
4836 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4838 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4839 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4840 * tree-inline.c (inlinable_function_p): Fold in common parts of
4841 the cannot_inline_tree_fn langhook.
4842 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4843 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4844 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4845 cannot_inline_tree_fn langhook.
4846 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4847 cannot_inline_tree_fn member.
4849 2007-08-24 Richard Guenther <rguenther@suse.de>
4851 * expr.c (get_inner_reference): Do computation of bitoffset
4852 from offset in a way we can detect overflow reliably.
4854 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4856 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4858 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4860 * config/bfin/bfin.opt (mfast-fp): Add.
4861 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4862 libbffastfp override libgcc if -mfast-fp.
4863 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4864 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4865 (Blackfin Options): Document -mfast-fp.
4867 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4869 PR tree-optimization/32573
4871 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4872 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4873 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4874 (build_classic_dist_vector): Return false rather than true if
4875 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4876 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4877 returned false. Don't call save_dist_v before calling
4878 build_classic_dist_vector_1.
4879 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4880 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4881 DDR_DIR_VECTS vectors.
4883 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4885 * configure.ac (leb128): Modify sed statement to work with any
4886 binutils version string.
4887 * configure: Regenerate
4889 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4891 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4892 Wrap in RTX_CODE macro guard.
4893 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4894 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4895 arm_mark_dllimport, arm_pe_encode_section_info,
4896 arm_pe_unique_section): Use ISO-C function declarations.
4897 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4898 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4899 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4901 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4902 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4904 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4906 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4907 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4908 (register_move_cost): Use ISO-C function declarations.
4909 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4910 * config/score/score-protos.h (score_declare_object): Add
4912 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4914 * final.c (profile_function): Avoid empty if-bodies.
4917 * calls.c (must_pass_in_stack_var_size,
4918 must_pass_in_stack_var_size_or_pad): Constify.
4919 * config/alpha/alpha-protos.h (function_value): Likewise.
4920 * config/alpha/alpha.c (alpha_return_in_memory,
4921 alpha_pass_by_reference, function_value,
4922 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4923 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4925 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4926 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4927 TARGET_PROMOTE_PROTOTYPES): Likewise.
4928 * config/arm/arm-protos.h (arm_return_in_memory,
4929 arm_pad_arg_upward, arm_function_value): Likewise.
4930 * config/arm/arm.c (arm_pass_by_reference,
4931 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4932 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4933 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4935 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4936 * config/avr/avr-protos.h (avr_function_value): Likewise.
4937 * config/avr/avr.c (avr_return_in_memory,
4938 gas_output_limited_string, gas_output_ascii, avr_function_value,
4939 avr_return_in_memory): Likewise.
4940 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4941 * config/bfin/bfin.c (bfin_pass_by_reference,
4942 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4943 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4945 * config/cris/cris.c (cris_pass_by_reference,
4946 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4947 * config/crx/crx.c (crx_return_in_memory): Likewise.
4948 * config/darwin.c (function_base, machopic_function_base_name):
4950 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4951 TARGET_PROMOTE_PROTOTYPES): Likewise.
4952 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4953 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4954 * config/i386/i386-protos.h (ix86_return_in_memory,
4955 ix86_sol10_return_in_memory): Likewise.
4956 * config/i386/i386.c (ix86_function_value,
4957 ix86_function_sseregparm, ix86_must_pass_in_stack,
4958 type_natural_mode, classify_argument, examine_argument,
4959 construct_container, ix86_pass_by_reference, function_value_32,
4960 function_value_64, ix86_function_value_1, return_in_memory_32,
4961 return_in_memory_64, return_in_memory_ms_64,
4962 ix86_return_in_memory, ix86_sol10_return_in_memory,
4963 TARGET_PROMOTE_PROTOTYPES): Likewise.
4964 * config/ia64/ia64-protos.h (ia64_function_value,
4965 ia64_hpux_function_arg_padding): Likewise.
4966 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4967 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4968 ia64_hpux_function_arg_padding): Likewise.
4969 * config/iq2000/iq2000-protos.h (function_arg,
4970 iq2000_function_value): Likewise.
4971 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4972 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4973 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4974 function_arg, iq2000_function_value): Likewise.
4975 * config/m32c/m32c-protos.h (m32c_function_value,
4976 m32c_promote_function_return): Likewise.
4977 * config/m32c/m32c.c (m32c_pass_by_reference,
4978 m32c_promote_prototypes, m32c_promote_function_return,
4979 m32c_function_value): Likewise.
4980 * config/m32r/m32r.c (m32r_return_in_memory,
4981 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4982 m32r_in_small_data_p): Likewise.
4983 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4985 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4986 m68hc11_function_arg_padding): Likewise.
4987 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4988 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4989 m68k_function_value): Likewise.
4990 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4991 mcore_function_value): Likewise.
4992 * config/mcore/mcore.c (handle_structs_in_regs,
4993 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4994 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4995 mcore_num_arg_regs, mcore_function_value): Likewise.
4996 * config/mips/mips-protos.h (mips_pad_arg_upward,
4997 mips_function_value): Likewise.
4998 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4999 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5000 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5001 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5002 mips_function_value): Likewise.
5003 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5005 * config/mmix/mmix.c (mmix_pass_by_reference,
5006 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5007 mmix_encode_section_info): Likewise.
5008 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5010 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5011 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5012 mn10300_function_value): Likewise.
5013 * config/mt/mt-protos.h (mt_function_value): Likewise.
5014 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5015 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5016 * config/pa/pa-protos.h (function_arg_padding, function_value,
5017 pa_return_in_memory): Likewise.
5018 * config/pa/pa.c (pa_pass_by_reference,
5019 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5020 function_arg_padding, function_value, pa_return_in_memory):
5022 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5023 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5024 function_arg_padding): Likewise.
5025 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5026 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5027 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5028 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5029 function_arg_padding, altivec_expand_dst_builtin,
5030 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5031 altivec_init_builtins, rs6000_common_init_builtins,
5032 rs6000_function_value): Likewise.
5033 * s390/s390-protos.h (s390_function_value): Likewise.
5034 * config/s390/s390.c (s390_function_arg_size,
5035 s390_pass_by_reference, s390_return_in_memory,
5036 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5037 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5038 * config/score/score-protos.h (score_function_value): Likewise.
5039 * config/score/score.c (score_arg_partial_bytes,
5040 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5041 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5042 score_pass_by_reference, score_add_offset, score_function_value):
5044 * config/sh/sh-protos.h (sh_attr_renesas_p,
5045 sh_promote_prototypes): Likewise.
5046 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5047 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5048 sh_attr_renesas_p): Likewise.
5049 * config/sparc/sparc-protos.h (function_value,
5050 function_arg_padding): Likewise.
5051 * config/sparc/sparc.c (sparc_promote_prototypes,
5052 sparc_return_in_memory, sparc_pass_by_reference,
5053 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5054 function_arg_record_value_2, function_arg_record_value_1,
5055 function_arg_record_value, function_arg_record_value,
5056 function_arg_padding, function_value): Likewise.
5057 * config/spu/spu-protos.h (spu_function_value): Likewise.
5058 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5059 spu_function_value): Likewise.
5060 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5062 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5063 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5064 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5066 * config/v850/v850.c (v850_return_in_memory,
5067 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5068 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5069 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5070 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5071 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5073 * explow.c (promote_mode, hard_function_value): Likewise.
5074 * expr.h (hard_function_value, promote_mode): Likewise.
5075 * function.c (aggregate_value_p): Likewise.
5076 * hooks.c (hook_bool_const_tree_true): New.
5077 * hooks.h (hook_bool_const_tree_true): New.
5078 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5079 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5080 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5081 TARGET_RETURN_IN_MSB): Likewise.
5082 * target.h (promote_function_args, promote_function_return,
5083 promote_prototypes, return_in_memory, return_in_msb,
5084 pass_by_reference, must_pass_in_stack, callee_copies,
5085 function_value): Likewise.
5086 * targhooks.c (default_return_in_memory,
5087 hook_pass_by_reference_must_pass_in_stack,
5088 hook_callee_copies_named,
5089 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5090 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5091 default_function_value): Likewise.
5092 * targhooks.h (default_return_in_memory,
5093 hook_pass_by_reference_must_pass_in_stack,
5094 hook_callee_copies_named,
5095 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5096 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5097 default_function_value): Likewise.
5098 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5099 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5100 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5101 * tree.c (needs_to_live_in_memory): Likewise.
5102 * tree.h (struct tree_type, needs_to_live_in_memory,
5103 aggregate_value_p, must_pass_in_stack_var_size,
5104 must_pass_in_stack_var_size_or_pad): Likewise.
5105 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5106 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5107 lookup_filename): Likewise.
5109 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5112 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5113 fake fcomi i387 instruction for !TARGET_CMOVE.
5114 (ix86_expand_branch): Expand natural sequence with one jump for
5115 all targets, not only TARGET_CMOVE.
5116 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5117 pattern to implement fake fcomi sequence. Split instruction after
5118 reload to correct compare sequences.
5119 (*cmpfp_xf_cc): Ditto.
5120 (*cmpfp_<mode>_cc): Ditto.
5121 (*cmpfp_u_cc): Ditto.
5122 (*cmpfp_<mode>_cc): Ditto.
5124 2007-08-23 Richard Guenther <rguenther@suse.de>
5126 * tree-pretty-print.c (dump_generic_node): Annotate
5127 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5129 2007-08-23 Richard Guenther <rguenther@suse.de>
5131 * builtins.c (expand_builtin_mathfn): Wrap argument in
5132 save_expr directly instead of re-building the call.
5133 (expand_builtin_mathfn_2): Likewise.
5134 (expand_builtin_mathfn_3): Likewise.
5135 (expand_builtin_interclass_mathfn): Likewise.
5136 (expand_builtin_int_roundingfn): Set arg.
5137 (expand_builtin_int_roundingfn_2): Likewise.
5139 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5141 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5142 *sse_nand<mode>3, *sse_xor<mode>3): New.
5144 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5146 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5147 * config/i386/i386.c (print_operand): Handle ';' code. Output
5148 semicolon for TARGET_MACHO.
5149 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5150 emit semicolon after 'lock' prefix.
5151 (sync_double_compare_and_swap<mode>): Ditto.
5152 (*sync_double_compare_and_swapdi_pic): Ditto.
5153 (*sync_compare_and_swap_cc<mode>): Ditto.
5154 (sync_double_compare_and_swap_cc<mode>): Ditto.
5155 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5156 (sync_old_add<mode>): Ditto.
5157 (sync_add<mode>): Ditto.
5158 (sync_sub<mode>): Ditto.
5159 (sync_ior<mode>): Ditto.
5160 (sync_and<mode>): Ditto.
5161 (sync_xor<mode>): Ditto.
5163 2007-08-22 Chao-ying Fu <fu@mips.com>
5165 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5167 (copy_rtx): Handle CONST_FIXED.
5168 (rtx_equal_p): Likewise.
5169 * rtl.h (fixed_value.h): New include.
5170 (rtx_def): Add a new field of fixed_value to u.
5171 (XCNMPFV): Define for accessing fixed_value.
5172 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5174 * rtl.def (CONST_FIXED): New constant.
5175 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5176 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5177 US_ASHIFT): New codes.
5178 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5179 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5180 unsigned_fract_convert, unsigned_sat_fract): Document them.
5181 * varasm.c (assemble_integer): Extend to support fixed-point constants
5182 by using different machine classes.
5183 (decode_addr_const): Handle FIXED_CST.
5184 (const_hash_1): Likewise.
5185 (compare_constant): Likewise.
5186 (copy_constant): Likewise.
5187 (const_rtx_hash_1): Handle CONST_FIXED.
5188 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5189 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5191 (initializer_constant_valid_p): Handle FIXED_CST.
5192 (output_constant): Support FIXED_POINT_TYPE.
5193 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5194 * cse.c (hash_rtx): Support CONST_FIXED.
5195 (exp_equiv_p): Likewise.
5196 (cannon_reg): Likewise.
5197 (fold_rtx): Likewise.
5198 (equiv_constant): Likewise.
5199 (cse_process_notes_1): Likewise.
5200 (count_reg_usage): Likewise.
5201 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5202 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5203 (wrap_constant): Check CONST_FIXED.
5204 (cselib_hash_rtx): Support CONST_FIXED.
5205 (cselib_subst_to_values): Likewise.
5206 * df-scan.c (df_uses_record): Likewise.
5207 * gcse.c (want_to_gcse_p): Likewise.
5208 (oprs_unchanged_p): Likewise.
5209 (oprs_not_set_p): Likewise.
5210 (compute_transp): Likewise.
5211 (extract_mentioned_regs_helper): Likewise.
5212 * genemit.c (gen_exp): Likewise.
5213 * local-alloc.c (equiv_init_varies_p): Likewise.
5214 (contains_replace_regs): Likewise.
5215 (memref_referenced_p): Likewise.
5216 * loop-invariant.c (check_maybe_invariant): Likewise.
5217 (hash_invariant_expr_1): Likewise.
5218 (invariant_expr_equal_p): Likewise.
5219 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5220 * regclass.c (reg_scan_mark_refs): Likewise.
5221 * regrename.c (scan_rtx): Likewise.
5222 * resource.c (mark_referenced_resources): Likewise.
5223 (mark_set_resources): Likewise.
5224 * rtlanal.c (rtx_unstable_p): Likewise.
5225 (rtx_varies_p): Likewise.
5226 (count_occurrences): Likewise.
5227 (reg_mentioned_p): Likewise.
5228 (modified_between_p): Likewise.
5229 (modified_in_p): Likewise.
5230 (volatile_insn_p): Likewise.
5231 (volatile_refs_p): Likewise.
5232 (side_effects_p): Likewise.
5233 (may_trap_p_1): Likewise.
5234 (inequality_comparisons_p): Likewise.
5235 (computed_jump_p_1): Likewise.
5236 (commutative_operand_precedence): Likewise.
5237 * sched-deps.c (sched_analyze_2): Likewise.
5238 * sched-vis.c (print_value): Likewise.
5239 * reload.c (operands_match_p): Likewise.
5240 (subst_reg_equivs): Likewise.
5241 * reload1.c (eliminate_regs_1): Likewise.
5242 (elimination_effects): Likewise.
5243 (scan_paradoxical_subregs): Likewise.
5244 * alias.c (rtx_equal_for_memref_p): Likewise.
5245 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5246 * emit-rtl.c (const_fixed_htab): New hash table.
5247 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5249 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5250 const_fixed_from_fixed_value): New functions.
5251 (verify_rtx_sharing): Handle CONST_FIXED.
5252 (copy_rtx_if_shared_1): Likewise.
5253 (reset_used_flags): Likewise.
5254 (set_used_flags): Likewise.
5255 (copy_insn_1): Likewise.
5256 (init_emit_once): Create const_fixed_htab.
5257 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5259 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5261 PR tree-optimization/32949
5262 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5263 before failing for ivs with non-constant step.
5265 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5267 * doc/md.texi (Iterators): Renamed from Macros. All contents
5268 changed to reflect rename of respectively define_code_macro and
5269 define_mode_macro to define_code_iterator and define_mode_iterator.
5270 (Mode Iterators, Code Iterators): Similar.
5271 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5272 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5273 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5274 (initialize_iterators, find_iterator, check_code_iterator)
5275 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5276 (read_mapping, read_rtx_1): Similar.
5277 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5278 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5279 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5280 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5281 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5282 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5283 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5284 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5285 config/rs6000/sync.md, config/rs6000/rs6000.md,
5286 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5287 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5288 config/vax/vax.md, config/bfin/bfin.md: Similar.
5290 2007-08-22 David Daney <ddaney@avtrex.com>
5292 * doc/install.texi (Testing): Mention testing on a simulator.
5294 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5296 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5298 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5299 and rearrange floating point conversion functions into different
5302 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5304 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5305 dfa_post_advance_cycle): New scheduler hooks.
5306 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5307 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5309 (TARGET_SCHED): Use them.
5310 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5311 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5312 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5314 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5315 function to facilitate debugging.
5316 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5317 (output_insn_has_dfa_reservation_p): New static function to output
5318 insn_has_dfa_reservation_p ().
5319 (write_automata): Use it.
5320 * genattr.c (main): Output declaration for
5321 insn_has_dfa_reservation_p ().
5323 2007-08-22 Christian Bruel <christian.bruel@st.com>
5324 Richard Guenther <rguenther@suse.de>
5326 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5327 * simplify_rtx (simplify_binary_operation_1): Likewise.
5329 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5331 PR rtl-optimization/32557
5332 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5333 of REGNO (mws->mw_reg).
5335 2007-08-22 Richard Guenther <rguenther@suse.de>
5338 * builtins.c (expand_builtin_int_roundingfn): Replace call
5339 argument wrapped with SAVE_EXPR directly.
5340 (expand_builtin_int_roundingfn_2): Likewise.
5342 2007-08-22 Richard Guenther <rguenther@suse.de>
5344 * tree-inline.c (inlinable_function_p): Restore disregarding
5345 inline limits for GNU extern inline functions.
5347 2007-08-22 Richard Guenther <rguenther@suse.de>
5350 * tree.c (host_integerp): Treat sizetype as signed as it is
5353 2007-08-21 Ian Lance Taylor <iant@google.com>
5355 PR tree-optimization/33134
5356 * tree-vrp.c (adjust_range_with_scev): Call
5357 set_value_range_to_value.
5359 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5361 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5364 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5366 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5369 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5371 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5372 cases to set eight bytes at a time.
5373 (expand_block_move): Likewise.
5375 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5378 * dwarf2out.c (gen_decl_die): Don't call
5379 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5381 2007-08-21 Paul Brook <paul@codesourcery.com>
5382 Nathan Sidwell <nathan@codesourcery.com>
5383 Mark Mitchell <mark@codesourcery.com>
5384 Joseph Myers <joseph@codesourcery.com>
5386 * configure.ac: Add --with-pkgversion and --with-bugurl.
5387 * configure: Regenerate.
5388 * doc/install.texi: Document them.
5389 * version.c (version_string): Remove VERSUFFIX.
5390 (VERSUFFIX): Remove.
5391 (pkgversion_string): New.
5392 (bug_report_url): Do not hard-code initializer.
5393 * version.h (pkgversion_string): Declare.
5394 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5396 (version.o): Define PKGVERSION and BUGURL.
5397 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5398 (%.pod): Define BUGURL.
5399 * gcc.c (process_command, main): Use pkgversion_string.
5400 * toplev.c (compile_file, print_version): Likewise.
5401 * protoize.c (main): Likewise.
5402 * gcov.c (print_version): Likewise. Update copyright date.
5403 * gcov-dump.c (print_version): Likewise. Update copyright date.
5404 * mips-tdump.c (main): Likewise. Update copyright date.
5405 * mips-tfile.c (main): Likewise. Update copyright date.
5406 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5407 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5408 shorten description.
5409 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5410 * doc/gccint.texi: Likewise.
5411 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5412 Update copyright date.
5414 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5417 (ix86_expand_strlensi_unroll_1): Ditto.
5418 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5419 (ix86_expand_carry_flag_compare): Update comment.
5421 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5424 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5425 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5427 2007-08-21 Richard Guenther <rguenther@suse.de>
5429 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5431 2007-08-21 Richard Guenther <rguenther@suse.de>
5434 * fold-const.c (fold_binary): Remove index +p PTR folding.
5435 Fix types of POINTER_PLUS_EXPR generated by folding of
5438 2007-08-20 Chao-ying Fu <fu@mips.com>
5440 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5441 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5442 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5443 (c_common_fixed_point_type_for_size): Declare.
5444 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5445 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5446 (c_token_starts_declspecs): Likewise.
5447 (c_parser_declspecs): Likewise.
5448 (c_parser_attributes): Likewise.
5449 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5450 (c_declspecs): Add saturating_p.
5451 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5452 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5453 _Sat. Handle RID_SAT.
5454 Avoid using void, bool, char, int, float, double, _Decimal32,
5455 _Decimal64, _Decimal128, and complex with _Sat.
5456 Handle RID_FRACT and RID_ACCUM.
5457 Make sure _Sat is used with _Fract or _Accum.
5458 (finish_declspecs): Handle cts_fract and cts_accum.
5459 * c-common.c (fixed-value.h): New include.
5460 (constant_expression_warning): Handle FIXED_CST.
5461 (overflow_warning): Likewise.
5462 (warnings_for_convert_and_check): Likewise.
5463 (c_common_fixed_point_type_for_size): New.
5464 (c_common_type_for_mode): Handle fixed-point modes to
5465 return various saturating/non-saturating, signed/unsigned types.
5466 (c_common_signed_or_unsigned_type): Support fixed-point types.
5467 (shorten_compare): Check fixed-point zero.
5468 Handle FIXED_POINT_TYPE.
5469 (c_common_truthvalue_conversion): Handle FIXED_CST.
5470 Handle FIXED_POINT_TYPE.
5471 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5473 (handle_mode_attribute): Handle fixed-point modes. Need to check
5474 if the signness of base type and fixed-point modes are consistent.
5475 (handle_vector_size_attribute): Handle fixed-point modes.
5476 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5477 (warn_for_div_by_zero): Check fixed-point zero.
5478 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5479 a common fixed-point type based on fbit, ibit, sign, and saturation.
5480 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5481 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5482 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5483 (convert_for_assignment): Support FIXED_POINT_TYPE.
5484 (digest_init): Handle FIXED_POINT_TYPE.
5485 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5486 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5487 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5488 GE_EXPR, LT_EXPR, GT_EXPR.
5489 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5490 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5491 * target.h (gcc_target): Add fixed_point_supported_p.
5492 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5493 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5494 (default_fixed_point_supported_p): Define.
5495 * targhooks.h (default_fixed_point_supported_p): Declare.
5496 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5497 * doc/install.texi (Configuration): Add --enable-fixed-point.
5498 * configure.ac (--enable-fixed-point): New to enable fixed-point
5499 arithmetic extension to C. For mips targets, we enable it by default.
5500 * configure, config.in: Regenerate.
5502 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5504 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5506 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5508 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5509 DWARF2_DEBUGGING_INFO.
5510 (cold_text_section_used): Same.
5511 (cold_text_section): Same.
5513 2007-08-20 Richard Guenther <rguenther@suse.de>
5515 * c-typeck.c (convert_for_assignment): Use the type of
5516 the member for the initialization.
5518 2007-08-20 Richard Guenther <rguenther@suse.de>
5520 * c-objc-common.c (c_disregard_inline_limits): Remove.
5521 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5522 * cgraphunit.c (cgraph_process_new_functions): Call
5523 disregard_inline_limits_p.
5524 (cgraph_preserve_function_body_p): Likewise.
5525 * ipa-inline.c (compute_inline_parameters): Likewise.
5526 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5528 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5529 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5530 disregard_inline_limits langhook.
5531 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5533 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5534 disregard_inline_limits langhook.
5535 * tree-inline.c (disregard_inline_limits_p): New function.
5536 * tree-inline.h (disregard_inline_limits_p): Declare.
5538 2007-08-20 Richard Guenther <rguenther@suse.de>
5540 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5541 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5542 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5543 auto_var_in_fn_p langhook.
5544 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5546 * tree.c (auto_var_in_fn_p): ... here.
5547 (find_var_from_fn): Call auto_var_in_fn_p directly.
5548 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5549 auto_var_in_fn_p langhook.
5550 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5551 (copy_body_r): Likewise.
5552 (self_inlining_addr_expr): Likewise.
5553 * tree.h (auto_var_in_fn_p): Declare.
5555 2007-08-20 Richard Guenther <rguenther@suse.de>
5557 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5558 (walk_type_fields): Take lh parameter.
5559 (walk_tree): Rename to ...
5560 (walk_tree_1): ... this. Do not call the walk_subtrees
5561 langhook but the now passed callback. Pass lh on recursion.
5562 (walk_tree_without_duplicates): Rename to ...
5563 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5564 and call walk_tree_1.
5565 * tree.h (walk_tree_lh): New typedef.
5566 (walk_tree_1): Declare.
5567 (walk_tree_without_duplicates_1): Likewise.
5568 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5569 (walk_tree_without_duplicates): New define to
5570 walk_tree_without_duplicates_1 with NULL lh parameter.
5571 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5572 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5574 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5575 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5576 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5579 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5582 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5583 code in front of the compacting of basic blocks.
5584 Move the folding of statements inbetween the cgraph checking
5585 and compacting of basic blocks.
5587 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5588 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5591 * config/alpha/alpha.c (va_list_skip_additions): Check for
5592 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5593 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5594 PLUS_EXPR when checking ap.__base.
5595 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5596 when doing addition on pointer types. Use size_int instead of
5598 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5599 ptr_type in the second operand.
5601 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5604 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5606 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5609 * cfgexpand.c (expand_one_register_var): Mark pointer
5610 DECL_ARTIFICIAL as REG_POINTER also.
5611 * stmt.c (expand_decl): Likewise.
5613 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5620 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5621 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5622 on_worklist argument and avoid adding things to worklist multiple
5624 (add_to_worklist): Ditto.
5625 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5626 single SFT is clobbered.
5627 (set_initial_properties): Ditto.
5628 (compute_call_clobbered): Update for changes to function
5630 (create_overlap_variables_for): Always create SFT for offset 0.
5631 (create_structure_vars): Handle PHI's, since we are in SSA form at
5633 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5634 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5636 (add_vars_for_offset): Figure out aliases from access + points-to.
5637 (add_virtual_operand): Use add_vars-for_offset.
5638 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5639 (add_call_clobber_ops): Remove makes_clobbering_call set.
5640 (get_expr_operands): Always pass through the INDIRECT_REF
5642 * tree-ssa-structalias.c (struct constraint_graph): Remove
5644 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5645 address_taken, pt_used, number_incoming.
5646 (FIRST_ADDR_NODE): Removed.
5647 (merge_graph_nodes): Remove broken code for the moment.
5648 (init_graph): New function.
5649 (build_pred_graph): Remove code to init_graph.
5650 Add location equivalence support.
5651 (struct scc_info): Rename roots to deleted.
5653 (init_scc_info): Ditto
5654 (init_topo_info): Use graph->size.
5655 (compute_topo_order): Ditto.
5656 (do_da_constraint): Removed.
5657 (do_sd_constraint): Remove calls to find().
5658 set_union_with_increment should always get 0 as last arg here.
5659 (do_complex_constraint): Replace do_da_constraint with assert.
5661 (struct equiv_class_label): New.
5662 (pointer_equiv_class_table): Ditto.
5663 (location_equiv_class_table): Ditto.
5664 (equiv_class_label_hash): Ditto.
5665 (equiv_class_label_eq): Ditto
5666 (equiv_class_lookup): Ditto.
5667 (equiv_class_ladd): Ditto.
5668 (pointer_equiv_class): Ditto.
5669 (location_equiv_class): Ditto.
5670 (condense_visit): Rename and rewrite from label_visit to do only
5671 SCC related stuff for HU.
5672 (label_visit): Do HU work for HU.
5673 (perform_var_substitution): Update to do HU and location
5675 (free_var_substitution_info): Update to free HU and location
5676 equivalence structures. */
5677 (find_equivalent_node): Update for pointer but not location
5679 (unite_pointer_equivalences): New function.
5680 (move_complex_constraints): Rewrite to only do moving.
5681 (rewrite_constraints): Split out of move_complex_constraints.
5682 (solve_graph): Use graph->size.
5683 (process_constraint_1): Add from_call argument, use it.
5684 Split *a = &b into two constraints.
5685 (process_constraint): Use new process_constraint_1.
5686 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5687 (get_constraint_for): Handle non-pointer integers properly.
5688 Remove code that used to handle structures.
5689 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5690 with unknown addends.
5691 (handle_rhs_call): New function.
5692 (find_func_aliases): Use handle_rhs_call.
5693 (set_uids_in_ptset): Add an assert.
5694 (set_used_smts): Fix bug in not considering unified vars.
5695 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5696 (compute_points_to_sets): Update for other function changes.
5697 (delete_points_to_sets): Ditto.
5698 (ipa_pta_execute): Ditto.
5699 (pass_ipa_pta): We need to update SSA after ipa_pta.
5701 2007-08-19 Jan Hubicka <jh@suse.cz>
5703 * i386.md: Replace "rim" and "mri" constraints by "g".
5705 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5707 * dwarf2out.c (text_section_used, cold_text_section_used,
5708 cold_text_section, dwarf2out_note_section_used): New.
5709 (dwarf2out_init): Initialize cold_text_section.
5710 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5711 dwarf2out_note_section_used.
5712 (size_of_aranges): Only count entry for text section if it was
5713 used. Count entry for cold text section if it was used.
5714 (output_aranges): Only output entries for text section and cold
5715 text section if they were used.
5717 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5719 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5721 (debug_generic_stmt): Likewise.
5722 (debug_tree_chain): Likewise.
5724 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5726 * tree-data-refs.c (split_constant_offset): Expose.
5727 * tree-data-refs.h (split_constant_offset): Add declaration.
5729 * tree-vectorizer.h (dr_alignment_support): Renamed
5730 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5731 Added a new value dr_explicit_realign.
5732 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5733 dr_offset, dr_step, and dr_aligned_to, along with new access
5734 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5735 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5736 STMT_VINFO_DR_ALIGNED_TO.
5738 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5740 In case of outer-loop vectorization with non-fixed misalignment - use
5741 the dr_explicit_realign scheme instead of the optimized realignment
5743 (new_stmt_vec_info): Initialize new fields.
5745 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5746 'nested_in_vect_loop' case. Change verbosity level.
5747 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5748 Don't fail on zero step in the outer-loop for loads.
5749 (vect_analyze_data_refs): Call split_constant_offset to calculate
5750 base, offset and init relative to the outer-loop.
5752 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5753 BSI function argument with a new function argument - at_loop.
5754 Simplify the condition that determines STEP. Takes additional argument
5755 INV_P. Support outer-loop vectorization (handle the
5756 nested_in_vect_loop case), including zero step in the outer-loop. Call
5757 vect_create_addr_base_for_vector_ref with additional argument.
5758 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5759 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5760 Fixed and simplified calculation of step.
5761 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5762 of bsi, and with additional argument. Call bump_vector_ptr with
5763 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5764 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5765 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5766 when the realignment setup needs to take place inside the loop.
5767 Support the dr_explicit_realign scheme. Allow generating the optimized
5768 realignment scheme for outer-loop vectorization. Added documentation.
5769 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5770 the 'nested_in_vect_loop' case, including loads that are invariant in
5771 the outer-loop and the realignment schemes. Handle the case when the
5772 realignment setup needs to take place inside the loop. Call
5773 vect_setup_realignment with additional arguments. Call
5774 vect_create_data_ref_ptr with additional argument and with loop instead
5775 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5776 (vect_gen_niters_for_prolog_loop): Call
5777 vect_create_addr_base_for_vector_ref with additional arguments.
5778 (vect_create_cond_for_align_checks): Likewise.
5779 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5780 scheme: takes additional argument bump; argument ptr_incr is now
5781 optional; updated documentation.
5782 (vect_init_vector): Takes additional argument (bsi). Use it, if
5783 available, to insert the vector initialization.
5784 (get_initial_def_for_induction): Pass additional argument in call to
5786 (vect_get_vec_def_for_operand): Likewise.
5787 (vect_setup_realignment): Likewise.
5788 (vectorizable_load): Likewise.
5790 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5792 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5793 as argument instead of struct loop.
5794 (nested_in_vect_loop_p): New function.
5795 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5797 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5798 from other phis in the loop.
5799 (destroy_loop_vec_info): Add additional argument to declaration.
5801 * tree-vectorizer.c (supportable_widening_operation): Also check if
5802 nested_in_vect_loop_p (don't allow changing the order in this case).
5803 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5804 of struct loop. Call nested_in_vect_loop_p and don't require
5805 flag_unsafe_math_optimizations if it returns true.
5806 (new_stmt_vec_info): When setting def_type for phis differentiate
5807 loop-header phis from other phis.
5808 (bb_in_loop_p): New function.
5809 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5810 just update their loop_vinfo. Order of BB traversal now matters -
5811 call dfs_enumerate_from with bb_in_loop_p.
5812 (destroy_loop_vec_info): Takes additional argument to control whether
5813 stmt_vinfo of the loop stmts should be destroyed as well.
5814 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5815 reduction stmt to be defines by a non loop-header phi.
5816 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5818 * tree-vect-transform.c (vectorizable_reduction): Call
5819 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5820 (vectorizable_call): Likewise.
5821 (vectorizable_conversion): Likewise.
5822 (vectorizable_operation): Likewise.
5823 (vectorizable_type_promotion): Likewise.
5824 (vectorizable_type_demotion): Likewise.
5825 (vectorizable_store): Likewise.
5826 (vectorizable_live_operation): Likewise.
5827 (vectorizable_reduction): Likewise. Also pass loop_info to
5828 vect_is_simple_reduction instead of loop.
5829 (vect_init_vector): Call nested_in_vect_loop_p.
5830 (get_initial_def_for_reduction): Likewise.
5831 (vect_create_epilog_for_reduction): Likewise.
5832 (vect_init_vector): Check which loop to work with, in case there's an
5834 (get_initial_def_for_inducion): Extend to handle outer-loop
5835 vectorization. Fix indentation.
5836 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5837 In the case vect_induction_def get the vector def from the induction
5838 phi node, instead of calling get_initial_def_for_inducion.
5839 (get_initial_def_for_reduction): Extend to handle outer-loop
5841 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5843 (vect_transform_loop): Change assert to just skip this case. Add a
5845 (vect_finish_stmt_generation): Add a couple asserts.
5847 (vect_estimate_min_profitable_iters): Multiply
5848 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5850 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5851 this is an inner-loop reduction in outer-loop vectorization.
5853 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5854 Same code as what used to be vect_analyze_scalar_cycles, only with
5855 additional argument loop, and loop_info passed to
5856 vect_is_simple_reduction instead of loop.
5857 (vect_analyze_scalar_cycles): Code factored out into
5858 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5859 Updated documentation.
5860 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5861 outer-loop vectorization that are live or not used in the outerloop,
5862 cause this requires special handling.
5863 (vect_enhance_data_refs_alignment): Don't consider versioning for
5865 (vect_analyze_data_refs): Check that there are no datarefs in the
5867 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5868 and vect_used_in_outer_by_reduction cases.
5869 (process_use): Also consider the case of outer-loop stmt defining an
5870 inner-loop stmt and vice versa.
5871 (vect_analyze_loop_1): New function.
5872 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5873 loops. Call vect_analyze_loop_1.
5874 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5875 been vectorized. Call destroy_loop_vec_info with additional argument.
5877 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5878 in the inner-loop when doing outer-loop vectorization. Add
5879 documentation and printout.
5880 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5881 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5883 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5885 * tree-affine.h (print_aff): New prototype.
5886 (debug_aff): Likewise.
5887 * tree-affine.c (print_aff): New function.
5888 (debug_aff): Likewise.
5890 2007-08-18 Paul Brook <paul@codesourcery.com>
5891 Joseph Myers <joseph@codesourcery.com>
5893 * common.opt (-fdebug-prefix-map=): New option.
5894 * opts.c: Include debug.h.
5895 (common_handle_option): Handle -fdebug-prefix-map.
5896 * final.c: Include ggc.h.
5897 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5898 remap_debug_filename): New.
5899 * Makefile.in (final.o, opts.o): Update dependencies.
5900 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5901 * configure.ac: Check for assembler --debug-prefix-map support.
5902 * configure, config.in: Regenerate.
5903 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5904 (ASM_DEBUG_SPEC): Include ASM_MAP.
5905 * doc/install.texi (--with-debug-prefix-map): Document.
5906 * doc/invoke.texi (-fdebug-prefix-map): Document.
5907 * dbxout.c (dbxout_init, dbxout_start_source_file,
5908 dbxout_source_file): Call remap_debug_filename.
5909 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5910 dwarf2out_start_source_file, dwarf2out_finish): Call
5911 remap_debug_filename.
5912 (file_table_relative_p): Do not check d->emitted_number.
5913 * toplev.c (output_file_directive): Call remap_debug_filename.
5914 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5915 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5917 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * loop-invariant.c (find_invariants_to_move): Add missing macro
5922 2007-08-17 Tom Tromey <tromey@redhat.com>
5924 * tree.h (struct tree_label_decl): Removed old "java" fields.
5926 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5927 Nigel Stephens <nigel@mips.com>
5929 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5930 Treat -mno-data-in-code and -mcode-xonly as aliases for
5931 -mcode-readable=no and -mcode-readable=pcrel respectively.
5932 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5933 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5934 (MULTILIB_DIRNAMES): Update accordingly.
5936 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5938 * Makefile.in (version.o): Depend on $(REVISION) only if
5939 REVISION_s is defined.
5941 2007-08-17 Sa Liu <saliu@de.ibm.com>
5942 Ulrich Weigand <uweigand@de.ibm.com>
5945 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5946 use build_qualified_type to retain qualifiers of the base type.
5948 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5950 * config/score/score.md : Update pattern tablejump.
5951 * config/score/score.c : Update score_initialize_trampoline
5953 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5954 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5955 * doc/contrib.texi: Add my entry.
5957 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5959 * Makefile.in (REVISION): New.
5962 (version.o): Also depend on $(REVISION). Add
5963 -DREVISION=$(REVISION_s).
5965 * version.c (version_string): Add REVISION.
5967 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5969 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5970 of GOTO that's relocated to a different block.
5972 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 * c-common.c (const_strip_array_types): New.
5975 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5976 (const_strip_array_types): New.
5977 * c-objc-common.c (c_disregard_inline_limits,
5978 c_warn_unused_global_decl): Constify.
5979 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5980 c_vla_type_p, c_incomplete_type_error): Likewise.
5981 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5982 * hooks.c (hook_bool_const_tree_false): New.
5983 * hooks.h (hook_bool_const_tree_false): Likewise.
5984 * langhooks-def.h (lhd_warn_unused_global_decl,
5985 lhd_incomplete_type_error, lhd_expr_size,
5986 lhd_tree_inlining_disregard_inline_limits,
5987 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5988 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5989 * langhooks.c (lhd_warn_unused_global_decl,
5990 lhd_incomplete_type_error,
5991 lhd_tree_inlining_disregard_inline_limits,
5992 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5993 lhd_expr_size): Likewise.
5994 * langhooks.h (lang_hooks_for_tree_inlining,
5995 lang_hooks_for_tree_dump, lang_hooks_for_types,
5996 lang_hooks_for_decls, lang_hooks): Likewise.
5997 * pointer-set.c (pointer_set_t, pointer_set_create,
5998 pointer_set_contains, insert_aux, pointer_set_insert,
5999 pointer_set_traverse, pointer_map_t, pointer_map_create,
6000 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6002 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6003 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6004 pointer_map_traverse): Likewise.
6005 * predict.c (assert_is_empty): Likewise.
6006 * tree-affine.c (free_name_expansion): Likewise.
6007 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6008 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6009 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6011 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6013 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6015 (destroy_loop_vec_info): Add call to VEC_free.
6016 * tree-vectorizer.h (may_alias_ddrs): Define.
6017 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6018 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6019 Change reporting to dump.
6020 (vect_is_duplicate_ddr): New.
6021 (vect_mark_for_runtime_alias_test): New.
6022 (vect_analyze_data_ref_dependences) Add call to
6023 vect_mark_for_runtime_alias_test.
6024 (vect_enhance_data_refs_alignment): Define local variable
6025 vect_versioning_for_alias_required, don't perform
6026 peeling for alignment if versioning for alias is
6028 (vect_enhance_data_refs_alignment): Use
6029 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6030 PARAM_VECT_MAX_VERSION_CHECKS.
6031 * tree-vect-transform.c
6032 (vect_create_cond_for_alias_checks): New.
6033 (vect_transform_loop): Add call to
6034 vect_create_cond_for_alias_checks.
6035 (vect_vfa_segment_size): New.
6036 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6038 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6039 * gcc/doc/invoke.texi
6040 (vect-max-version-for-alignment-checks): Document.
6041 (vect-max-version-for-alias-checks): Document.
6042 (vect-max-version-checks): Remove.
6044 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6046 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6047 the same line as the instruction for all asm dialects.
6048 (*rep_movsi): Ditto.
6049 (*rep_movsi_rex64): Ditto.
6050 (*rep_movqi): Ditto.
6051 (*rep_movqi_rex64): Ditto.
6052 (*rep_stosdi_rex64): Ditto.
6053 (*rep_stossi): Ditto.
6054 (*rep_stossi_rex64): Ditto.
6055 (*rep_stosqi): Ditto.
6056 (*rep_stosqi_rex64): Ditto.
6057 (*cmpstrnqi_nz_1): Ditto.
6058 (*cmpstrnqi_nz_rex_1): Ditto.
6059 (*cmpstrnqi_1): Ditto.
6060 (*cmpstrnqi_rex_1): Ditto.
6061 (*strlenqi_1): Ditto.
6062 (*strlenqi_rex_1): Ditto.
6063 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6064 prefix on the same line as the instruction for all asm dialects.
6065 (sync_double_compare_and_swap<mode>): Ditto.
6066 (*sync_double_compare_and_swapdi_pic): Ditto.
6067 (*sync_compare_and_swap_cc<mode>): Ditto.
6068 (sync_double_compare_and_swap_cc<mode>): Ditto.
6069 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6070 (sync_old_add<mode>): Ditto.
6071 (sync_add<mode>): Ditto.
6072 (sync_sub<mode>): Ditto.
6073 (sync_ior<mode>): Ditto.
6074 (sync_and<mode>): Ditto.
6075 (sync_xor<mode>): Ditto.
6077 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6080 * reload.c (find_reloads): Check that the memory returned by
6081 find_reloads_toplev was not the result of forcing a constant
6083 (find_reloads_toplev): Always use simplify_gen_subreg to get
6084 the subreg of a constant. If the result is also a constant,
6085 but not a legitimate one, force it into the constant pool
6086 and reload its address.
6088 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6090 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6093 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6095 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6096 directive for the current vector ABI.
6098 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6101 * caller-save.c (reg_save_code): Set invalide status on restore code.
6103 2007-08-15 Diego Novillo <dnovillo@google.com>
6105 * tree-ssa-alias.c (compute_memory_partitions): Use
6106 alias_bitmap_obstack to allocate bitmaps.
6107 (reset_alias_info): Factor out of init_alias_info.
6108 Mark all name tags not associated to an SSA name for renaming.
6109 (init_alias_info): Call it.
6110 (create_name_tags): Tidy. Add comments.
6111 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6113 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6115 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6116 scheduler dependencies.
6118 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6120 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6122 (*iorsi_1_zext): Likewise.
6123 (*iorsi_1_zext_imm): Likewise.
6124 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6125 with "rm"/"xm" constraint.
6126 (sse2_vmsqrtv2df2): Likewise.
6128 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6131 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6134 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6136 * tree-pass.h (PROP_pta): Removed.
6137 (TODO_rebuild_alias): New.
6138 (pass_may_alias): Removed.
6139 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6140 aliasing if we changed something.
6141 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6143 (pass_may_alias): Removed.
6144 (create_structure_vars): Return TODO_rebuild_alias.
6145 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6146 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6148 (tree_sra_early): We never affect aliasing right now.
6149 * tree-flow.h (compute_may_aliases): New prototype.
6150 * passes.c: Remove pass_may_alias from the passes.
6151 (execute_function_todo): Support TODO_rebuild_alias.
6153 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6155 * i386.c: (legitimize_address): Move dllimported variable check
6156 infront of legitimizing pic address of CONST symbols.
6158 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6160 PR tree-optimization/32941
6161 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6162 (goto_queue_cmp): Remove.
6163 (find_goto_replacement): Change search method.
6164 (maybe_record_in_goto_queue): Add assert.
6165 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6166 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6168 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6170 * alias.c (component_uses_parent_alias_set): Constify.
6171 * alias.h (component_uses_parent_alias_set): Likewise.
6172 * cfgrtl.c (print_rtl_with_bb): Likewise.
6173 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6174 mpz_get_double_int): Likewise.
6175 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6176 mpz_get_double_int): Likewise.
6177 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6178 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6180 * expr.h (safe_from_p): Likewise.
6181 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6183 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6184 zero_sized_type, goa_lhs_expr_p): Likewise.
6185 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6186 * rtl.h (print_rtl_with_bb): Likewise.
6187 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6188 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6189 * tree-flow-inline.h (bb_stmt_list): Constify.
6190 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6192 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6193 const_first_stmt, const_last_stmt): New.
6194 (block_may_fallthru, empty_block_p): Constify.
6195 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6196 EXPR_ONLY_BODY): New.
6197 (expr_first, expr_last, expr_only): Use macro for body.
6198 (const_expr_first, const_expr_last, const_expr_only): New.
6199 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6200 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6201 ctsi_prev, ctsi_stmt): New.
6202 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6203 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6204 * tree-ssa-loop-niter.c (loop_only_exit_p,
6205 derive_constant_upper_bound): Likewise.
6206 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6207 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6208 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6209 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6210 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6211 * tree.c (get_type_static_bounds): Likewise.
6212 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6213 (get_type_static_bounds): Constify.
6215 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6218 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6219 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6220 (*<addsub><mode>3_cc_overflow): New.
6221 (*add<mode>3_cconly_overflow): New.
6222 (*sub<mode>3_cconly_overflow): New.
6223 (*<addsub>si3_zext_cc_overflow): New.
6224 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6225 CCCmode for LTU, GTU, LEU and GEU.
6226 (ix86_comparison_operator): Likewise.
6227 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6228 * config/i386/i386.c (put_condition_code): Support CCCmode.
6229 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6230 or MINUS expressions.
6232 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6235 * c-typeck.c (build_binary_op): Disallow vector float types with
6236 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6238 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6240 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6241 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6242 (dep_def): New typedef.
6243 (init_dep_1, sd_debug_dep): Declare functions.
6244 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6245 (debug_dep_links): Remove.
6246 (struct _deps_list): New field 'n_links'.
6247 (DEPS_LIST_N_LINKS): New macro.
6248 (FOR_EACH_DEP_LINK): Remove.
6249 (create_deps_list, free_deps_list, delete_deps_list): Remove
6251 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6252 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6253 (copy_deps_list_change_con, move_dep_link): Ditto.
6254 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6255 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6257 (INSN_BACK_DEPS): Remove.
6258 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6260 (INSN_DEP_COUNT): Remove.
6261 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6262 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6263 Declare global variables.
6264 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6265 (add_forw_dep, compute_forward_dependences): Remove declarations.
6266 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6267 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6268 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6270 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6272 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6273 (sd_list_types_def): New typedef.
6274 (sd_next_list): Declare function.
6275 (struct _sd_iterator): New type.
6276 (sd_iterator_def): New typedef.
6277 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6279 (FOR_EACH_DEP): New cycle wrapper.
6280 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6282 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6283 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6286 * sched-deps.c (init_dep_1): Make global.
6287 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6289 (dump_dep): New static function.
6290 (dump_dep_flags): New static variable.
6291 (sd_debug_dep): New function.
6292 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6294 (move_dep_link): Use remove_from_deps_list (), instead of
6296 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6297 (dep_link_is_detached_p): New static function.
6298 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6300 (dn_pool, dl_pool): New alloc_pools.
6301 (dn_pool_diff, dl_pool_diff): New static variables.
6302 (create_dep_node, delete_dep_node): New static function.
6303 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6304 (deps_list_empty_p): Make it static. Use 'n_links' field.
6305 (deps_pools_are_empty_p): New static function.
6306 (alloc_deps_list, delete_deps_list): Remove.
6307 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6308 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6309 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6310 (forward_dependency_cache): Remove.
6311 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6312 'back' from the names. Change signature to use dep_t instead of
6314 (add_back_dep): Ditto. Make global.
6315 (check_dep_status): Rename to check_dep ().
6316 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6318 (sd_finish_insn): Ditto.
6319 (sd_find_dep_between_no_cache): New static function.
6320 (sd_find_dep_between): New function.
6321 (ask_dependency_caches, set_dependency_caches): New static functions.
6322 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6323 (add_or_update_dep_1): Separate pieces of functionality into
6324 ask_dependency_caches (), update_dependency_caches (),
6325 change_spec_dep_to_hard (), update_dep ().
6326 (get_back_and_forw_lists): New static function.
6327 (sd_add_dep): Separate setting of dependency caches into
6328 set_dependency_caches ().
6329 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6331 (sd_delete_dep): Ditto.
6332 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6333 (dump_lists): New static function.
6334 (sd_debug_lists): New debug function.
6335 (delete_all_dependences, fixup_sched_groups): Update to use
6336 sd_* infrastructure.
6337 (sched_analyze_2): Create data-speculative dependency only if
6338 data-speculation is enabled.
6339 (sched_analyze_insn): If insn cannot be speculative, make all its
6340 dependencies non-speculative.
6341 (sched_analyze): Use sd_init_insn ().
6342 (add_forw_dep, compute_forward_dependencies): Remove.
6343 (delete_dep_nodes_in_back_deps): New static function.
6344 (sched_free_deps): New function.
6345 (init_dependency_caches): Init alloc_pools.
6346 (extend_depedency_caches): Update after removing of
6347 forward_dependency_cache.
6348 (free_dependency_caches): Ditto. Free alloc_pools.
6349 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6350 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6352 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6353 (add_dependence): Use init_dep ().
6354 (get_dep_weak_1): New static function.
6355 (get_dep_weak): Move logic to get_dep_weak_1 ().
6356 (dump_ds): New static function moved from haifa-sched.c:
6357 debug_spec_status ().
6358 (debug_ds): New debug function.
6359 (check_dep_status): Rename to check_dep (). Update to check whole
6362 * haifa-sched.c (spec_info): Make global.
6363 (added_recovery_block_p): Rename to
6364 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6365 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6366 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6367 to use new interfaces.
6368 (ok_for_early_queue_removal): Ditto.
6369 (schedule_block): Initialize logical uids of insns emitted by the
6371 (sched_init): Initialize new variable.
6372 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6374 (extend_global): Initialize insn data.
6375 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6376 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6378 (add_to_speculative_block): Update to use new interfaces.
6379 (create_recovery_block): Set new variables.
6380 (create_check_block_twin, fix_recovery_deps): Update to use new
6382 (sched_insn_is_legitimate_for_speculation_p): New function.
6383 (speculate_insn): Move checking logic to
6384 sched_insn_is_legitimate_for_speculation_p ().
6385 (sched_remove_insn): Finalize sched-deps information of instruction.
6386 (clear_priorities, add_jump_dependencies): Update to use new
6388 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6390 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6391 to use new interfaces.
6392 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6393 (new_ready): Try to use control speculation only if it is available.
6394 (add_branch_dependences): Update to use new interfaces.
6395 (compute_block_backward_dependences): Rename to
6396 compute_block_dependences (). Call
6397 targetm.sched.dependencies_evaluation_hook ().
6398 (free_block_dependencies): New static function.
6399 (debug_dependencies): Update to use new interfaces.
6400 (schedule_region): Remove separate computation of forward dependencies.
6401 Move call of targetm.sched.dependencies_evaluation_hook () to
6402 compute_block_dependences (). Free dependencies at the end of
6403 scheduling the region.
6405 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6407 (add_deps_for_risky_insns): Ditto.
6408 (schedule_ebb): Remove separate computation of forward dependencies.
6409 Free dependencies at the end of scheduling the ebb.
6411 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6412 (build_intra_loop_deps): Ditto. Remove separate computation of
6413 forward dependencies. Free sched-deps dependencies.
6415 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6416 to use new interfaces.
6417 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6419 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6421 (is_costly_group): Ditto.
6423 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * alias.c (rtx_equal_for_memref_p): Constify.
6426 * basic-block.h (const_edge, const_basic_block): New.
6427 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6428 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6429 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6430 probably_never_executed_bb_p, edge_probability_reliable_p,
6431 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6432 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6434 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6435 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6437 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6438 flow_nodes_print, dfs_enumerate_from): Likewise.
6439 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6440 control_flow_insn_p, count_basic_blocks): Likewise.
6441 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6442 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6443 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6444 average_num_loop_insns, loop_exit_edge_p,
6445 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6446 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6447 average_num_loop_insns, seq_cost): Likewise.
6448 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6449 * dominance.c (dominated_by_p): Likewise.
6450 * emit-rtl.c (validate_subreg): Likewise.
6451 * except.c (can_throw_internal, can_throw_external): Likewise.
6452 * except.h (can_throw_internal, can_throw_external): Likewise.
6453 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6454 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6455 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6456 simple_mem, store_ops_ok, load_kills_store, find_loads,
6457 store_killed_in_insn, store_killed_after, store_killed_before,
6458 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6460 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6461 noce_mem_write_may_trap_or_fault_p): Likewise.
6462 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6464 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6466 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6467 probably_cold_bb_p, probably_never_executed_bb_p,
6468 edge_probability_reliable_p, br_prob_note_reliable_p,
6469 can_predict_insn_p): Likewise.
6470 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6471 * resource.c (return_insn_p): Likewise.
6472 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6474 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6475 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6476 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6477 verify_gimple_modify_stmt): Likewise.
6478 * tree-chrec.c (is_not_constant_evolution,
6479 is_multivariate_chrec_rec, is_multivariate_chrec,
6480 chrec_contains_symbols, chrec_contains_undetermined,
6481 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6482 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6483 eq_evolutions_p, scev_direction): Likewise.
6484 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6485 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6486 chrec_contains_symbols_defined_in_loop,
6487 chrec_contains_undetermined, tree_contains_chrecs,
6488 evolution_function_is_affine_multivariate_p,
6489 evolution_function_is_univariate_p, chrec_zerop,
6490 evolution_function_is_constant_p, evolution_function_is_affine_p,
6491 evolution_function_is_affine_or_constant_p,
6492 tree_does_not_contain_chrecs, chrec_type): Likewise.
6493 * tree-data-ref.c (tree_fold_divides_p,
6494 object_address_invariant_in_loop_p, dr_may_alias_p,
6495 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6496 same_access_functions, constant_access_functions,
6497 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6499 * tree-flow.h (scev_direction): Likewise.
6500 * tree-gimple.c (is_gimple_stmt): Likewise.
6501 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6503 * tree-pretty-print.c (op_prio): Likewise.
6504 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6505 analyzable_condition, backedge_phi_arg_p): Likewise.
6506 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6507 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6508 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6511 2007-08-13 Dan Hipschman <dsh@google.com>
6514 * c-format.c (check_format_arg): Move check for zero-length
6515 format strings below the check for unterminated strings.
6517 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6520 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6523 2007-08-13 Nick Clifton <nickc@redhat.com>
6525 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6527 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6530 * c-format.c (gcc_gfc_length_specs): New array.
6531 (gcc_gfc_char_table): Add unsigned specifier, and references to
6532 the l length modifier.
6533 (format_types_orig): Use the new gcc_gfc_length_specs.
6535 2007-08-12 Sa Liu <saliu@de.ibm.com>
6537 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6538 and with REG_RETVAL note after split.
6540 2007-08-11 David Daney <ddaney@avtrex.com>
6542 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6543 as ATTRIBUTE_UNUSED.
6545 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6546 Segher Boessenkool <segher@kernel.crashing.org>
6548 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6549 HAVE_LOCAL_CPU_DETECT not defined.
6551 2007-08-11 Jan Hubicka <jh@suse.cz>
6553 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6554 (cgraph_process_new_functions): Honor previous value of
6555 disregard_inline_limits.
6556 * ipa-inline.c (compute_inline_parameters): Likewise.
6558 2007-08-11 Ian Lance Taylor <iant@google.com>
6560 * alias.h (alias_set_type): Define new type.
6561 (ALIAS_SET_MEMORY_BARRIER): Use it.
6562 * rtl.h: Include alias.h.
6563 (struct mem_attrs): Use alias_set_type.
6564 * tree.h: Include alias.h
6565 (struct tree_type): Use alias_set_type.
6566 (struct tree_struct_field_tag): Likewise.
6567 (struct tree_decl_common): Likewise.
6568 * alias.c (struct alias_set_entry): Use alias_set_type.
6569 (get_alias_set_entry, alias_set_subset_of): Likewise.
6570 (alias_sets_conflict_p): Likewise.
6571 (alias_sets_must_conflict_p): Likewise.
6572 (objects_must_conflict_p): Likewise.
6573 (get_alias_set, new_alias_set): Likewise.
6574 (record_alias_subset, record_component_aliases): Likewise.
6575 (varargs_set, frame_set): Change to alias_set_type.
6576 (get_varargs_alias_set): Use alias_set_type.
6577 (get_frame_alias_set): Likewise.
6578 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6579 * dse.c (struct store_info): Use alias_set_type.
6580 (struct read_info, struct clear_alias_mode_holder): Likewise.
6581 (clear_alias_set_lookup, canon_address): Likewise.
6582 (record_store, check_mem_read_rtx): Likewise.
6583 (dse_record_singleton_alias_set): Likewise.
6584 (dse_invalidate_singleton_alias_set): Likewise.
6585 * emit-rtl.c (get_mem_attrs): Likewise.
6586 (set_mem_attributes_minus_bitpos): Likewise.
6587 (set_mem_alias_set): Likewise.
6588 * expr.c (store_constructor_field, store_field): Likewise.
6589 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6590 * langhooks.c (lhd_get_alias_set): Likewise.
6591 * langhooks-def.h (lhd_get_alias_set): Likewise.
6592 * reload1.c (alter_reg): Likewise.
6593 * tree-flow.h (struct fieldoff): Likewise.
6594 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6595 (may_alias_p, get_smt_for, create_sft): Likewise.
6596 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6597 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6598 (merge_smts_into): Likewise.
6599 * varasm.c (const_alias_set): Likewise.
6600 * c-common.c (strict_aliasing_warning): Likewise.
6601 (c_common_get_alias_set): Likewise.
6602 * dse.h (dse_record_singleton_alias_set): Update declaration.
6603 (dse_invalidate_singleton_alias_set): Likewise.
6604 * emit-rtl.h (set_mem_alias_set): Likewise.
6605 * c-common.h (c_common_get_alias_set): Likewise.
6606 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6607 * print-tree.c (print_node): Likewise.
6608 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6610 (alpha_setup_incoming_varargs): Use alias_set_type.
6611 * config/i386/i386.c (setup_incoming_varargs_64): Use
6613 (setup_incoming_varargs_ms_64): Likewise.
6614 (ix86_GOT_alias_set): Likewise.
6615 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6616 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6617 (set): Change to alias_set_type.
6618 (get_TOC_alias_set): Use alias_set_type.
6619 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6621 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6622 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6624 (struct_value_alias_set): Likewise.
6625 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6627 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6629 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6630 * config/vxworks.h (TARGET_VXWORKS): Override.
6631 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6632 "mips" if TARGET_VXWORKS.
6634 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6636 * calls.c (avoid_likely_spilled_reg): New function.
6637 (expand_call): Use it.
6639 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6641 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6643 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6645 * config/mips/predicates.md (const_call_insn_operand): Invoke
6646 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6648 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6651 * config/rs6000/driver-rs6000.c: Include link.h.
6652 Use ElfW instead of wordsize-specif typedef.
6654 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6656 * system.h (CONST_CAST): New.
6657 * c-decl.c (c_make_fname_decl): Use it.
6658 * c-lex.c (cb_ident, lex_string): Likewise.
6659 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6660 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6661 give_switch, set_multilib_dir): Likewise.
6662 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6663 * passes.c (execute_one_pass): Likewise.
6664 * prefix.c (update_path): Likewise.
6665 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6666 * tree.c (build_string): Likewise.
6668 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6670 * tree-flow-inline.h (is_exec_stmt): Remove.
6671 (is_label_stmt): Remove.
6672 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6675 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6677 * lower-subreg.c (resolve_shift_zext): Don't adjust
6678 src_reg_num for wordmode operands.
6680 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6681 David Ung <davidu@mips.com>
6683 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6684 (TARGET_SCHED_REORDER2): Define.
6685 (mips_maybe_swap_ready): New.
6686 (mips_last_74k_agen_insn): New.
6687 (mips_74k_agen_init): New.
6688 (mips_74k_agen_reorder): New function to group loads and stores
6690 (mips_sched_init): New.
6691 (mips_sched_reorder): Don't do initialization here. Call
6692 mips_74k_agen_reorder.
6693 (mips_variable_issue): Call mips_74k_agen_init.
6695 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6697 * tree-flow-inline.h (get_filename): Remove.
6699 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6701 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6703 (mips_fetch_insns): Delete in favor of...
6704 (mips_load_store_insns): ...this new function.
6705 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6706 to say whether multiword moves _might_ be split.
6707 (mips_fetch_insns): Delete in favor of...
6708 (mips_load_store_insns): ...this new function.
6709 (mips_rtx_costs): Update the call to mips_address_insns.
6710 (mips_address_cost): Likewise.
6711 * config/mips/mips.md (length): Use mips_load_store_insns instead
6712 of mips_fetch_insns.
6713 * config/mips/constraints.md (R): Use mips_address_insns rather
6714 than mips_fetch_insns. Assume that the move never needs to be split.
6716 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6718 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6719 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6720 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6721 * config/mips/mips.h (mips16_hard_float): Delete.
6722 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6723 definitions, and replace with....
6724 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6725 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6726 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6727 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6728 (override_options): Replace MASK_SOFT_FLOAT references with
6729 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6730 and mips16_hard_float when TARGET_MIPS16.
6732 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 * c-typeck.c (build_binary_op): Check for non pointer types before
6736 calling int_fits_type_p.
6738 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6741 * fold-const.c (omit_one_operand): Return only the ommitted expression
6742 if the result is an empty statement.
6743 (pedantic_omit_one_operand): Likewise.
6745 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6747 * c-typeck.c (readonly_error): Improve error for assignment.
6749 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6751 (pp_c_expression): Ditto.
6753 2007-08-09 Simon Baldwin <simonb@google.com>
6755 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6756 break that was preventing simplify_associative_operation() for xor.
6758 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6759 Nigel Stephens <nigel@mips.com>
6761 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6762 Document change in interpretation of value from boolean to
6764 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6765 ffs and ctz using clz.
6766 (expand_unop): Call them.
6767 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6769 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6770 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6771 enable the new ffs expansion on this target.
6773 2007-08-09 Jan Hubicka <jh@suse.cz>
6775 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6776 (expand_ternary_op): Likewise.
6777 (expand_vec_shift_expr): Likewise.
6778 (expand_binop_directly): Likewise.
6779 (expand_binop): Likewise.
6780 (sign_expand_binop): Likewise.
6781 (expand_twoval_unop): Likewise.
6782 (expand_twoval_binop): Likewise.
6783 (expand_twoval_binop_libfunc): Likewise.
6784 (widen_clz): Likewise.
6785 (widen_bswap): Likewise.
6786 (expand_parity): Likewise.
6787 (expand_unop): Likewise.
6788 (expand_abs_nojump): Likewise.
6789 (expand_copysign): Likewise.
6790 (emit_no_conflict_block): Likewise.
6791 (emit_libcall_block): Likewise.
6792 (can_compare_p): Likewise.
6793 (prepare_cmp_insn): Likewise.
6794 (emit_cmp_and_jump_insn_1): Likewise.
6795 (prepare_float_lib_cmp): Likewise.
6796 (emit_conditional_add): Likewise.
6797 (gen_add2_insn): Likewise.
6798 (have_add2_insn): Likewise.
6799 (gen_sub2_insn): Likewise.
6800 (have_sub2_insn): Likewise.
6801 (can_extend_p): Likewise.
6802 (can_fix_p): Likewise.
6803 (can_float_p): Likewise.
6804 (expand_float): Likewise.
6805 (expand_fix): Likewise.
6806 (expand_sfix_optab): Likewise.
6807 (new_optab): Likewise.
6808 (new_convert_optab): Likewise.
6809 (init_libfuncs): Likewise.
6810 (init_interclass_conv_libfuncs): Likewise.
6811 (init_intraclass_conv_libfuncs): Likewise.
6812 (set_conv_libfunc): Likewise.
6813 (init_optabs): Likewise.
6814 (debug_optab_libfuncs): Likewise.
6815 (gen_cond_trap): Likewise.
6816 * optabs.h (optab_handler, convert_optab_hanlder): New.
6817 * genopinit.c: Update optabs generation table.
6818 * reload.c (find_reloads_address_1): Use optabs accestors.
6819 * builtins.c (expand_builtin_mathfn): Likewise.
6820 (expand_builtin_mathfn_2): Likewise.
6821 (expand_builtin_mathfn_3): Likewise.
6822 (expand_builtin_interclass_mathfn): Likewise.
6823 (expand_builtin_sincos): Likewise.
6824 (expand_builtin_cexpi): Likewise.
6825 (expand_builtin_powi): Likewise.
6826 (expand_builtin_strlen): Likewise.
6827 * dojump.c (do_jump): Likewise.
6828 * expr.c (convert_move): Likewise.
6829 (move_by_pieces): Likewise.
6830 (move_by_pieces_ninsns): Likewise.
6831 (can_store_by_pieces): Likewise.
6832 (store_by_pieces_1): Likewise.
6833 (emit_move_via_integer): Likewise.
6834 (emit_move_complex): Likewise.
6835 (emit_move_ccmode): Likewise.
6836 (emit_move_insn_1): Likewise.
6837 (emit_single_push_insn): Likewise.
6838 (store_constructor): Likewise.
6839 (expand_expr_real_1): Likewise.
6840 (do_store_flag): Likewise.
6841 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6842 (enumerate_modes): Likewise.
6843 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6844 (supportable_widening_operation): Likewise.
6845 (supportable_narrowing_operation): Likewise.
6846 * expmed.c (store_bit_field_1): Likewise.
6847 (extract_bit_field_1): Likewise.
6848 (expand_mult_highpart_optab): Likewise.
6849 (expand_smod_pow2): Likewise.
6850 (expand_divmod): Likewise.
6851 (emit_store_flag): Likewise.
6852 * tree-vect-patterns.c
6853 (vect_pattern_recog_1): Likewise.
6854 * tree-ssa-loop-prefetch.c
6855 (nontemporal_store_p): Likewise.
6856 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6857 (vect_create_epilog_for_reduction): Likewise.
6858 (vectorizable_reduction): Likewise.
6859 (vectorizable_operation): Likewise.
6860 (vect_strided_store_supported): Likewise.
6861 (vectorizable_store): Likewise.
6862 (vect_strided_load_supported): Likewise.
6863 (vectorizable_load): Likewise.
6864 * combine.c (simplify_comparison): Likewise.
6865 * tree-vect-generic.c
6866 (type_for_widest_vector_mode): Likewise.
6867 (expand_vector_operations_1): Likewise.
6868 * config/spu/spu.c (spu_expand_mov): Likewise.
6869 (spu_emit_vector_compare): Likewise.
6870 * config/rs6000/rs6000.c
6871 (rs6000_emit_vector_compare): Likewise.
6872 * stmt.c (add_case_node): Likewise.
6873 * reload1.c (gen_reload):
6875 2007-08-09 Michael Matz <matz@suse.de>
6877 * tree.h (fixed_zerop): Declare as taking a const_tree.
6878 * tree.c (fixed_zerop): Take a const_tree.
6880 2007-08-09 Ira Rosen <irar@il.ibm.com>
6882 * tree-vect-transform.c (vectorizable_store): Remove call to
6883 copy_virtual_operands() and call mark_symbols_for_renaming() for
6884 the created vector store.
6885 (vect_setup_realignment): Don't call copy_virtual_operands() and
6886 update_vuses_to_preheader().
6887 (vectorizable_load): Don't call copy_virtual_operands().
6888 (update_vuses_to_preheader): Remove.
6890 2007-08-08 Chao-ying Fu <fu@mips.com>
6892 * tree.def (FIXED_POINT_TYPE): New type.
6893 (FIXED_CST): New constant.
6894 (FIXED_CONVERT_EXPR): New expr.
6895 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6896 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6897 * tree.h (struct tree_base): Add saturating_flag.
6898 Remove one bit of spare for saturating_flag.
6899 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6900 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6901 FIXED_POINT_TYPE_P): Define.
6902 (TYPE_SATURATING): Define.
6903 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6904 (struct tree_fixed_cst): New.
6905 (TYPE_IBIT, TYPE_FBIT): Define.
6906 (tree_node): Add fixed_cst.
6907 (enum tree_index): Add new enumeration values of
6908 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6909 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6910 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6911 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6912 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6913 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6914 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6915 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6916 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6917 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6918 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6919 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6920 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6921 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6922 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6923 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6924 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6925 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6926 (sat_short_fract_type_node, sat_fract_type_node,
6927 sat_long_fract_type_node, sat_long_long_fract_type_node,
6928 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6929 sat_unsigned_long_fract_type_node,
6930 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6931 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6932 unsigned_short_fract_type_node, unsigned_fract_type_node,
6933 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6934 sat_short_accum_type_node, sat_accum_type_node,
6935 sat_long_accum_type_node, sat_long_long_accum_type_node,
6936 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6937 sat_unsigned_long_accum_type_node,
6938 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6939 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6940 unsigned_short_accum_type_node, unsigned_accum_type_node,
6941 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6942 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6943 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6944 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6945 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6946 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6947 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6948 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6949 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6950 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6951 sat_uda_type_node, sat_uta_type_node): New macro.
6952 (make_fract_type, make_accum_type): Declare.
6953 (make_signed_fract_type, make_unsigned_fract_type,
6954 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6955 make_signed_accum_type, make_unsigned_accum_type,
6956 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6957 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6958 make_or_reuse_sat_signed_fract_type,
6959 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6960 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6961 make_or_reuse_sat_unsigned_accum_type): New macro.
6962 (fixed_zerop): Declare.
6963 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6964 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6965 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6966 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6967 * treestruct.def: Add TS_FIXED_CST.
6968 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6970 (tree-dump.o): Likewise.
6971 (print-tree.o): Likewise.
6972 (tree-pretty-print.o): Likewise.
6973 (fold-const.o): Likewise.
6974 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6975 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6976 (is_gimple_min_invariant): Handle FIXED_CST.
6977 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6978 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6979 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6980 (layout_type): Handle FIXED_POINT_TYPE.
6981 (make_fract_type, make_accum_type): New functions.
6982 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6983 * tree-dump.c (fixed-value.h): New include.
6984 (dump_fixed): New function.
6985 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6986 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6987 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6988 * tree-pretty-print.c (fixed-value.h): New include.
6989 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6991 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6992 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6993 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6994 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6995 for non-saturating fixed-point types.
6996 (reassociate_bb): Likewise.
6997 * emit-rtl.c (fixed-value.h): New include.
6998 (fconst0, fconst1): New array.
6999 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7000 * tree-vect-generic.c expand_vector_operation): Support
7001 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7003 (type_for_widest_vector_mode): Add one parameter for the
7005 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7007 Pass the satp parameter to type_for_mode for fixed-point types.
7008 (expand_vector_operations_1): Pass the saturating flag to
7009 type_for_widest_vector_mode.
7010 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7011 and MODE_VECTOR_UACCUM.
7012 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7013 (vectorizable_condition): Likewise.
7014 * tree.c (fixed-value.h): New include.
7015 (tree_code_size): Support FIXED_CST.
7016 (build_fixed): New function.
7017 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7018 (fixed_zerop): New function.
7019 (tree_node_structure): Support FIXED_CST.
7020 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7021 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7022 (type_hash_eq): Handle FIXED_POINT_TYPE.
7023 (simple_cst_equal): Support FIXED_CST.
7024 (iterative_hash_expr): Handle FIXED_CST.
7025 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7026 (get_narrower): Likewise.
7027 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7028 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7029 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7030 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7032 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7033 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7034 (initializer_zerop): Support FIXED_CST.
7035 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7036 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7037 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7038 (is_base_type): Handle FIXED_POINT_TYPE.
7039 (add_type_attribute): Handle FIXED_POINT_TYPE.
7040 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7041 * print-tree.c (fixed-value.h): New include.
7042 (print_node_brief): Support FIXED_CST.
7043 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7044 * c-pretty-print.c (fixed-value.h): New include.
7045 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7046 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7047 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7048 Support fixed-point types for inner items in VECTOR_TYPE.
7049 (pp_c_direct_declarator): Likewise.
7050 (pp_c_declarator): Likewise.
7051 (pp_c_fixed_constant): New function.
7052 (pp_c_constant): Handle FIXED_CST.
7053 (pp_c_primary_expression): Likewise.
7054 (pp_c_expression): Likewise.
7055 * fold-const.c (fixed-value.h): New include.
7056 (negate_expr_p): Return true for FIXED_CST.
7057 (fold_negate_expr): Support FIXED_CST.
7058 (split_tree): Support FIXED_CST.
7059 (const_binop): Support FIXED_CST.
7060 (fold_convert_const_int_from_fixed): New function to convert from
7062 (fold_convert_const_real_from_fixed): New function to convert from
7064 (fold_convert_const_fixed_from_fixed): New function to convert from
7065 fixed to another fixed.
7066 (fold_convert_const_fixed_from_int): New function to convert from
7068 (fold_convert_const_fixed_from_real): New function to convert from
7070 (fold_convert_const): Support conversions from fixed to int, from
7071 fixed to real, from fixed to fixed, from int to fixed, and from real
7073 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7074 (operand_equal_p): Support FIXED_CST.
7075 (make_range): For fixed-point modes, we need to pass the
7076 saturating flag as the 2nd parameter.
7077 (tree_swap_operands_p): Handle FIXED_CST.
7078 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7080 (fold_unary): Support FIXED_CONVERT_EXPR.
7081 (fold_binary): Handle FIXED_CST.
7082 Make sure the type is not saturating, before associating operations.
7083 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7084 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7085 (fold_negate_const): Support FIXED_CST.
7086 (fold_relational_const): Support FIXED_CST.
7087 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7088 (gimplify_expr): Handle FIXED_CST.
7089 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7090 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7091 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7092 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7093 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7094 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7095 LONG_LONG_ACCUM_TYPE_SIZE.
7096 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7097 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7098 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7099 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7100 MODE_ACCUM, and MODE_UACCUM.
7101 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7102 fixed-point types to disable reduction.
7103 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7105 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7107 * config/rs6000/x-rs6000: New file.
7108 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7109 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7110 (EXTRA_SPEC_FUNCTIONS): Define.
7111 (HAVE_LOCAL_CPU_DETECT): Define.
7112 (CC1_CPU_SPEC): Define.
7113 * config/rs6000/driver-rs6000.c: New file.
7114 * config/rs6000/aix.h (CC1_SPEC): Define.
7115 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7116 * config.host: Add x-rs6000 to host_xmake_file if host and target
7117 are rs6000 or powerpc.
7119 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7121 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7123 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7124 Sandra Loosemore <sandra@codesourcery.com>
7125 Chao-ying Fu <fu@mips.com>
7126 Nigel Stephens <nigel@mips.com>
7127 David Ung <davidu@mips.com>
7129 * doc/invoke.texi (-mcode-readable): Document.
7130 * config/mips/mips.opt (mcode-readable): New option.
7131 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7132 * config/mips/mips.h (mips_code_readable_setting): New enum.
7133 (mips_code_readable): Declare.
7134 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7135 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7136 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7137 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7138 boiler-plate comments.
7139 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7140 * config/mips/mips.c (mips_code_readable): New variable.
7141 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7142 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7143 context and -mcode-readable setting to restrict the use of
7144 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7145 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7146 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7147 (mips_blocks_for_constant_p): Only return false for
7148 TARGET_MIPS16_PCREL_LOADS.
7149 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7150 for MIPS16. Handle SYMBOL_32_HIGH.
7151 (mips_const_insns): Allow HIGHs for MIPS16 too.
7152 (mips_unspec_address_offset): New function, split out from...
7153 (mips_unspec_address): ...here.
7154 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7155 16-bit symbolic constants. Assert approropiate conditions for
7156 using the "la" and "dla" macros.
7157 (mips_handle_option): Handle -mcode-readable=.
7158 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7159 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7160 (mips_strip_unspec_address): New function, split out from...
7161 (print_operand_reloc): ...here.
7162 (print_operand): Pass constants through mips_strip_unspec_address.
7163 (print_operand_address): Likewise.
7164 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7165 (mips_select_rtx_section): Remove MIPS16 handling.
7166 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7167 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7168 (mips16_lay_out_constants): Do nothing unless
7169 TARGET_MIPS16_PCREL_LOADS.
7170 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7171 * config/mips/mips.md: Split HIGHs for MIPS16.
7172 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7174 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7176 * config/mips/mips-protos.h (mips_emit_move): Declare.
7177 * config/mips/mips.c (mips_emit_move): New function.
7178 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7179 (mips_legitimize_const_move): Likewise.
7180 (mips_legitimize_move): Likewise.
7181 (mips_split_64bit_move): Likewise.
7182 (mips_restore_gp): Likewise.
7183 (mips_load_call_address): Likewise.
7184 (mips_emit_fcc_reload): Likewise.
7185 (mips_set_return_address): Likewise.
7186 (mips_block_move_straight): Likewise.
7187 (mips_block_move_loop): Likewise.
7188 (mips_setup_incoming_varargs): Likewise.
7189 (mips_save_reg): Likewise.
7190 (mips_expand_prologue): Likewise.
7191 (mips_restore_reg): Likewise.
7192 (mips_expand_epilogue): Likewise.
7193 (mips_output_mi_thunk): Likewise.
7194 (build_mips16_call_stub): Likewise.
7195 (mips_builtin_branch_and_move): Likewise.
7196 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7197 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7198 (fixuns_truncdfdi2): Likewise.
7199 (fixuns_truncsfsi2): Likewise.
7200 (fixuns_truncsfdi2): Likewise.
7201 (loadgp_absolute): Likewise.
7202 (builtin_setjmp_setup): Likewise.
7203 (builtin_longjmp): Likewise.
7204 (untyped_call): Likewise.
7206 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7208 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7209 an "rtx *" argument. Return a bool.
7210 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7211 values and return true if they can be split. Take the same kind of
7212 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7213 and store the lo_sum there if nonnull. Use the symbol type to
7214 determine whether a $gp or HIGH is needed.
7215 (mips_legitimize_address): Update call to mips_split_symbol and
7216 simplify accordingly.
7217 (mips_legitimize_const_move): Likewise.
7218 * config/mips/mips.md: In the combine define_split,
7219 check mips_split_symbol instead of splittable_symbolic_operand.
7220 Update use of mips_split_symbol in the generator code.
7221 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7223 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7225 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7226 (mips_symbol_insns_1): New function, split out from...
7227 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7228 and stores separately from load addresses.
7229 (mips_classify_address): Replace uses of mips_symbolic_address_p
7230 with uses of mips_symbol_insns.
7231 (mips_address_insns): Update calls to mips_symbol_insns.
7232 (mips_const_insns): Likewise.
7233 (mips_legitimize_address): Likewise.
7235 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7237 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7238 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7239 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7240 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7241 non-call contexts if TARGET_MIPS16.
7242 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7243 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7244 code for SYMBOL_ABSOLUTE.
7245 (mips_symbol_insns): Likewise.
7247 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7249 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7250 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7251 (mips_symbolic_constant_p): Likewise. Update the call to
7252 mips_classify_symbol.
7253 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7254 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7255 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7256 (print_operand_reloc): Add a context argument. Update the call to
7257 mips_symbolic_constant_p.
7258 (print_operand): Update the calls to print_operand_reloc.
7259 (print_operand_address): Use print_operand_reloc rather than
7261 (mips_rewrite_small_data_p): Add a context argument. Update the call
7262 to mips_symbolic_constant_p.
7263 (mips_small_data_pattern_1): Make DATA the containing mem.
7264 Update the call to mips_rewrite_small_data_p.
7265 (mips_rewrite_small_data_1): Likewise.
7266 (mips_use_anchors_for_symbol_p): Update the call to
7267 mips_symbolic_constant_p.
7268 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7269 (splittable_symbolic_operand): Likewise.
7270 (move_operand): Likewise.
7271 (absolute_symbolic_operand): Likewise.
7272 (got_disp_operand): Likewise.
7273 (got_page_ofst_operand): Likewise.
7275 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7277 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7278 (SYMBOL_ABSOLUTE): ...this.
7279 (SYMBOL_SMALL_DATA): Rename to...
7280 (SYMBOL_GP_RELATIVE): ...this.
7281 (SYMBOL_CONSTANT_POOL): Rename to...
7282 (SYMBOL_PC_RELATIVE): ...this.
7283 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7284 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7285 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7286 after above changes.
7287 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7288 (general_symbolic_operand): Rename to...
7289 (absolute_symbolic_operand): ...this.
7290 * config/mips/mips.md: Update after above changes.
7292 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7293 Revital Eres <eres@il.ibm.com>
7295 * ddg.c (print_ddg): Add dump information.
7296 * modulo-sched.c (print_node_sched_params): Add parameter and
7298 (calculate_maxii): Remove function.
7299 (undo_generate_reg_moves): Likewise.
7300 (undo_permute_partial_schedule): Likewise.
7301 (kernel_number_of_cycles): Likewise.
7302 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7303 (sms_schedule): Use it. Remove profitability checks.
7304 (sms_schedule_by_order): Fix order of nodes within the cycle.
7306 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7308 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7309 -profile option, add pie support.
7310 (ENDFILE_SPEC): New spec.
7311 * config/gnu.h (LIB_SPEC): Add -profile option.
7313 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7315 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7316 * config/gnu.h (LIB_SPEC): Likewise.
7318 2007-08-07 Yaz Saito <saito@google.com>
7319 Ian Lance Taylor <iant@google.com>
7321 * common.opt (finstrument-functions-exclude-function-list): New
7323 (finstrument-functions-exclude-file-list): New option.
7324 * opts.c (char_p): Define and DEF_VEC.
7325 (flag_instrument_functions_exclude_functions): New static
7327 (flag_instrument_functions_exclude_files): New static variable.
7328 (add_instrument_functions_exclude_list): New static function.
7329 (flag_instrument_functions_exclude_p): New function.
7330 (common_handle_option): Handle new options.
7331 * flags.h (flag_instrument_functions_exclude_p): Declare.
7332 * gimplify.c (gimplify_function_tree): Call
7333 flag_instrument_functions_exclude_p.
7334 * doc/invoke.texi (Option Summary): Mention new options.
7335 (Code Gen Options): Document new options.
7337 2007-08-07 Ian Lance Taylor <iant@google.com>
7339 PR rtl-optimization/32776
7340 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7341 (resolve_use): Likewise.
7342 (decompose_multiword_subregs): Remove "changed" local variable.
7344 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7346 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7347 * configure: Regenerate.
7348 * config.in: Regenerate.
7349 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7352 2007-08-07 Ian Lance Taylor <iant@google.com>
7354 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7355 note, just delete the insn.
7357 2007-08-07 Andreas Schwab <schwab@suse.de>
7360 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7363 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7365 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7366 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7367 (decompose_multiword_subregs): Use the functions above to decompose
7368 multiword shifts and zero-extends.
7370 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7372 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7373 "assemble" descriptions which were swapped.
7375 2007-08-06 Chao-ying Fu <fu@mips.com>
7377 * fixed-value.h: New file.
7378 * fixed-value.c: New file.
7379 * Makefile.in (OBJS-common): Add fixed-value.o.
7380 (fixed-value.o): New rule.
7381 (GTFILES): Add fixed-value.h.
7382 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7383 to compare a.low and b.low.
7384 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7386 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7387 Daniel Jacobowitz <dan@codesourcery.com>
7390 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7392 (x86_64-*-netbsd*): Likewise.
7393 (x86_64-*-linux*): Likewise.
7394 (x86_64-*-kfreebsd*-gnu): Likewise.
7395 (x86_64-*-knetbsd*-gnu): Likewise.
7396 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7398 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7400 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7401 Add -fno-asynchronous-unwind-tables.
7403 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7404 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7405 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7406 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7407 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7409 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7411 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7412 (TARGET_C_MODE_FOR_SUFFIX): New.
7414 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7416 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7418 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7420 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7422 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7424 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7425 before checking function returns in conditional expressions.
7427 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7430 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7432 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7435 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7436 for INTEGRAL_TYPE_P.
7438 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7440 * configure.ac: Remove --enable-checking=df from default settings.
7441 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7442 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7443 if the parameter is true.
7444 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7445 DF_VERIFY_SCHEDULED flag is true.
7446 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7447 (df_finish_pass): Adjust prototype.
7448 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7451 * see.c (pass_see): Add TODO_df_verify.
7452 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7453 * global.c (rest_of_handle_global_alloc): Schedule verification
7455 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7457 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7458 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7459 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7461 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7462 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7463 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7465 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7466 Revital Eres <eres@il.ibm.com>
7468 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7470 * ddg.c (create_ddg_dependence): Rename to...
7471 (create_ddg_dep_from_intra_loop_link): This. Do not check
7472 for interloop edges. Do not create anti dependence edge when
7473 a true dependence edge exists in the opposite direction and
7474 -fmodulo-sched-allow-regmoves is set.
7475 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7476 (add_cross_iteration_register_deps): Create anti dependence edge
7477 when -fno-modulo-sched-allow-regmoves is set.
7478 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7480 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7482 * config/arm/arm.md (movsi): Add braces.
7484 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7487 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7488 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7491 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7493 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7494 state accessor functions.
7495 * cfgloopmanip.c (remove_path, create_preheaders,
7496 force_single_succ_latches, fix_loop_structure): Ditto.
7497 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7498 tree_duplicate_loop_to_header_edge): Ditto.
7499 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7500 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7502 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7503 cleanup_tree_cfg): Ditto.
7504 * tree-cfg.c (tree_merge_blocks): Ditto.
7505 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7506 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7507 loop_preheader_edge, single_exit): Ditto.
7508 (flow_loops_find): Do not clear loops->state.
7509 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7510 loops_state_clear): New functions.
7512 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7515 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7516 when adding to the base and convert ELT to sizetype instead of type.
7518 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7521 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7522 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7524 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7527 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7528 correct type the negate expression.
7530 2007-08-03 Jan Hubicka <jh@suse.cz>
7532 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7535 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7537 * config/rs6000/rs6000.c (struct processor_cost): Change
7538 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7539 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7541 (rios1_costs, rios2_cost): Correct cache line size.
7542 (rs6000_override_options): Set l2-cache-size parameter.
7544 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7545 Diego Novillo <dnovillo@google.com>
7548 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7549 if the range includes 0.
7551 2007-08-03 Ben Elliston <bje@au.ibm.com>
7553 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7554 mode to unspec expressions to silence a warning from the generator
7557 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7559 * config/ia64/constraints.md ("U"): Make constraint vector only.
7561 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7564 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7565 always_inline attribute on the function decl.
7567 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7570 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7571 if we are compiling with -fPIC.
7573 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7574 Nigel Stephens <nigel@mips.com>
7576 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7577 Define for MIPS32 and MIPS64.
7579 2007-08-02 Nick Clifton <nickc@redhat.com>
7581 * config/host-hpux.c: Change copyright header to refer to version
7582 3 of the GNU General Public License and to point readers at the
7583 COPYING3 file and the FSF's license web page.
7584 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7585 config/alpha/linux.h, config/alpha/alpha.opt,
7586 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7587 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7588 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7589 config/alpha/alpha.h, config/alpha/sync.md,
7590 config/alpha/openbsd.h, config/alpha/alpha.md,
7591 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7592 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7593 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7594 config/alpha/constraints.md, config/alpha/osf.h,
7595 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7596 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7597 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7598 config/frv/frv-asm.h, config/frv/frv-protos.h,
7599 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7600 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7601 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7602 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7603 config/s390/s390.opt, config/s390/s390-modes.def,
7604 config/s390/fixdfdi.h, config/s390/constraints.md,
7605 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7606 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7607 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7608 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7609 config/m32c/prologue.md, config/m32c/m32c.abi,
7610 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7611 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7612 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7613 config/m32c/jump.md, config/m32c/shift.md,
7614 config/m32c/m32c-protos.h, config/libgloss.h,
7615 config/spu/spu-protos.h, config/spu/predicates.md,
7616 config/spu/spu-builtins.h, config/spu/spu.c,
7617 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7618 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7619 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7620 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7621 config/sparc/hypersparc.md, config/sparc/predicates.md,
7622 config/sparc/linux.h, config/sparc/sp64-elf.h,
7623 config/sparc/supersparc.md, config/sparc/cypress.md,
7624 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7625 config/sparc/niagara.md, config/sparc/sparc.md,
7626 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7627 config/sparc/sparc.opt, config/sparc/sync.md,
7628 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7629 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7630 config/sparc/sparc.c, config/sparc/little-endian.opt,
7631 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7632 config/sparc/linux64.h, config/sparc/freebsd.h,
7633 config/sparc/sol2.h, config/sparc/rtemself.h,
7634 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7635 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7636 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7637 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7638 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7639 config/m32r/linux.h, config/m32r/constraints.md,
7640 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7641 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7642 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7643 config/i386/i386.md, config/i386/netware-crt0.c,
7644 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7645 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7646 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7647 config/i386/sol2.h, config/i386/constraints.md,
7648 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7649 config/i386/predicates.md, config/i386/geode.md,
7650 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7651 config/i386/freebsd64.h, config/i386/vxworksae.h,
7652 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7653 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7654 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7655 config/i386/netware.h, config/i386/i386-modes.def,
7656 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7657 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7658 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7659 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7660 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7661 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7662 config/i386/xm-mingw32.h, config/i386/linux64.h,
7663 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7664 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7665 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7666 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7667 config/i386/cygwin2.c, config/i386/i386-protos.h,
7668 config/i386/sync.md, config/i386/openbsd.h,
7669 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7670 config/i386/nto.h, config/i386/biarch64.h,
7671 config/i386/i386-coff.h, config/i386/freebsd.h,
7672 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7673 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7674 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7675 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7676 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7677 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7678 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7679 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7680 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7681 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7682 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7683 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7684 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7685 config/sh/superh64.h, config/sh/rtemself.h,
7686 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7687 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7688 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7689 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7690 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7691 config/avr/predicates.md, config/avr/constraints.md,
7692 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7693 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7694 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7695 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7696 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7697 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7698 config/c4x/predicates.md, config/c4x/c4x.h,
7699 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7700 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7701 config/xtensa/linux.h, config/xtensa/xtensa.h,
7702 config/xtensa/elf.h, config/xtensa/xtensa.md,
7703 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7704 config/xtensa/xtensa-protos.h, config/dbx.h,
7705 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7706 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7707 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7708 config/host-solaris.c, config/fr30/fr30.h,
7709 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7710 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7711 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7712 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7713 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7714 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7715 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7716 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7717 config/cris/predicates.md, config/cris/linux.h,
7718 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7719 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7720 config/cris/aout.opt, config/cris/cris-protos.h,
7721 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7722 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7723 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7724 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7725 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7726 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7727 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7728 config/chorus.h, config/mn10300/mn10300.c,
7729 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7730 config/mn10300/mn10300.h, config/mn10300/linux.h,
7731 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7732 config/mn10300/mn10300.md, config/ia64/predicates.md,
7733 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7734 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7735 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7736 config/ia64/freebsd.h, config/ia64/ia64.md,
7737 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7738 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7739 config/gofast.h, config/rtems.h, config/sol2-10.h,
7740 config/m68k/predicates.md, config/m68k/m68k.md,
7741 config/m68k/linux.h, config/m68k/m68k-modes.def,
7742 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7743 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7744 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7745 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7746 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7747 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7748 config/m68k/constraints.md, config/m68k/rtemself.h,
7749 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7750 config/m68k/uclinux.h, config/rs6000/power4.md,
7751 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7752 config/rs6000/linux.h, config/rs6000/eabi.h,
7753 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7754 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7755 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7756 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7757 config/rs6000/windiss.h, config/rs6000/603.md,
7758 config/rs6000/aix41.h, config/rs6000/cell.md,
7759 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7760 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7761 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7762 config/rs6000/default64.h, config/rs6000/7xx.md,
7763 config/rs6000/darwin.opt, config/rs6000/spe.md,
7764 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7765 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7766 config/rs6000/7450.md, config/rs6000/linux64.h,
7767 config/rs6000/constraints.md, config/rs6000/440.md,
7768 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7769 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7770 config/rs6000/rs6000.h, config/rs6000/power6.md,
7771 config/rs6000/predicates.md, config/rs6000/altivec.md,
7772 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7773 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7774 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7775 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7776 config/rs6000/linux64.opt, config/rs6000/sync.md,
7777 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7778 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7779 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7780 config/rs6000/eabispe.h, config/rs6000/e500.h,
7781 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7782 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7783 config/rs6000/aix.h, config/rs6000/vxworks.h,
7784 config/rs6000/40x.md, config/rs6000/aix51.h,
7785 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7786 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7787 config/arc/arc.h, config/mcore/mcore-elf.h,
7788 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7789 config/mcore/mcore.md, config/mcore/mcore.c,
7790 config/mcore/mcore.opt, config/mcore/mcore.h,
7791 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7792 config/score/predicates.md, config/score/score-version.h,
7793 config/score/score-protos.h, config/score/misc.md,
7794 config/score/elf.h, config/score/score.c, config/score/mac.md,
7795 config/score/score7.md, config/score/score.h,
7796 config/score/score-conv.h, config/score/score-mdaux.c,
7797 config/score/score.md, config/score/score.opt,
7798 config/score/score-modes.def, config/score/score-mdaux.h,
7799 config/score/mul-div.S, config/arm/uclinux-elf.h,
7800 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7801 config/arm/symbian.h, config/arm/linux-elf.h,
7802 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7803 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7804 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7805 config/arm/strongarm-pe.h, config/arm/arm.h,
7806 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7807 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7808 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7809 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7810 config/arm/arm-cores.def, config/arm/arm-protos.h,
7811 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7812 config/arm/wince-pe.h, config/arm/neon.md,
7813 config/arm/constraints.md, config/arm/neon.ml,
7814 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7815 config/arm/arm.opt, config/arm/arm926ejs.md,
7816 config/arm/predicates.md, config/arm/iwmmxt.md,
7817 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7818 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7819 config/arm/neon-testgen.ml, config/arm/arm.md,
7820 config/arm/xscale-coff.h, config/arm/pe.c,
7821 config/arm/arm-generic.md, config/arm/pe.h,
7822 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7823 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7824 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7825 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7826 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7827 config/pa/predicates.md, config/pa/pa64-hpux.h,
7828 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7829 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7830 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7831 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7832 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7833 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7834 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7835 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7836 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7837 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7838 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7839 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7840 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7841 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7842 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7843 config/mips/linux64.h, config/mips/elforion.h,
7844 config/mips/constraints.md, config/mips/generic.md,
7845 config/mips/predicates.md, config/mips/4300.md,
7846 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7847 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7848 config/mips/5k.md, config/mips/vr4120-div.S,
7849 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7850 config/mips/mips-protos.h, config/mips/6000.md,
7851 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7852 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7853 config/mips/mips-modes.def, config/mips/vr.h,
7854 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7855 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7856 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7857 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7858 config/vax/openbsd1.h, config/vax/netbsd.h,
7859 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7860 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7861 config/h8300/rtems.h, config/h8300/predicates.md,
7862 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7863 config/h8300/h8300.md, config/h8300/h8300.opt,
7864 config/h8300/coff.h, config/h8300/h8300-protos.h,
7865 config/v850/v850.md, config/v850/predicates.md,
7866 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7867 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7868 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7869 config/mmix/mmix.h, config/mmix/predicates.md,
7870 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7871 config/mmix/mmix.c, config/mmix/mmix.opt,
7872 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7873 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7874 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7875 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7878 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7880 * emit-rtl.c (reset_used_decls): Rename to...
7881 (set_used_decls): ...this. Set the used flag rather than clearing it.
7882 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7883 DECL_RTLs rather than resetting them.
7885 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7887 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7889 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7891 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7892 argument to find_reloads_address.
7894 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7896 PR tree-optimization/32919
7897 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7898 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7899 (coalesce_ssa_name): Call it.
7901 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7902 David Ung <davidu@mips.com>
7904 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7905 (__mips16_unorddf2, __mips16_floatunsidf): New.
7906 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7908 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7910 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7912 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7913 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7914 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7915 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7916 * omp-low.c (get_ws_args_for, determine_parallel_type,
7917 expand_omp_for_generic, expand_omp_for_static_nochunk,
7918 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7919 Work with more precise CFG.
7920 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7921 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7923 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7924 * gimple-low.c (lower_stmt): Ditto.
7925 * tree-inline.c (estimate_num_insns_1): Ditto.
7926 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7927 (OMP_SECTIONS_SWITCH): New.
7928 * tree-cfgcleanup.c (cleanup_omp_return): New.
7929 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7930 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7931 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7932 (tree_redirect_edge_and_branch): Handle omp constructs.
7934 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7935 with three arguments.
7937 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7939 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7942 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7944 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7945 the loop structures may need fixing.
7946 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7948 (cleanup_tree_cfg_loop): Removed.
7949 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7950 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7951 instead of running cleanup_tree_cfg_loop.
7952 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7953 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7954 (tree_predictive_commoning): Declaration changed.
7955 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7957 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7959 * doc/invoke.texi (l1-cache-size): Update documentation.
7960 (l2-cache-size): Document.
7961 * params.h (L2_CACHE_SIZE): New macro.
7962 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7963 that L1_CACHE_SIZE is in kB now.
7964 (L2_CACHE_SIZE_BYTES): New macro.
7965 (tree_ssa_prefetch_arrays): Show size in kB.
7966 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7967 and l2_cache_size fields.
7968 * config/i386/driver-i386.c (describe_cache): Detect cache size
7970 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7971 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7972 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7973 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7974 (override_options): Set l1-cache-size and l2-cache-size to default
7975 values if not specified otherwise.
7976 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7977 (PARAM_L2_CACHE_SIZE): New.
7979 2007-08-01 Nigel Stephens <nigel@mips.com>
7980 David Ung <davidu@mips.com>
7981 Thiemo Seufer <ths@mips.com>
7982 Chris Dearman <chris@mips.com>
7983 Richard Sandiford <richard@codesourcery.com>
7985 * config.gcc (mips*-sde-elf*): New stanza.
7986 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7987 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7988 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7989 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7990 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7991 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7993 * config/mips/sde.h: New file.
7994 * config/mips/t-libgcc-mips16: Likewise.
7995 * config/mips/t-sde: Likewise.
7996 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7997 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7998 _MIPS_FPSET and _MIPS_SZINT.
7999 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8000 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8001 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8002 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8003 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8004 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8005 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8006 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8007 _MIPS_SZPTR and _MIPS_FPSET.
8008 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8009 architecture is specified.
8010 (MIPS_32BIT_OPTION_SPEC): New macro.
8012 2007-07-31 Dan Hipschman <dsh@google.com>
8014 * gcc.c (end_going_arg): New function.
8015 (do_spec_2): Use it.
8016 (do_spec_1): Use it.
8018 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8020 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8021 only if ENABLE_CHECKING is defined.
8023 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8025 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8026 df_ru_add_problem, df_ru_get_bb_info): Removed.
8027 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8028 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8029 df_ru_free_bb_info, df_ru_alloc,
8030 df_ru_bb_local_compute_process_def,
8031 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8032 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8033 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8034 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8035 df_ru_add_problem): Removed.
8037 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8040 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8041 (casesi32p, casesi64p): Likewise.
8042 (casesi): Adjust for above.
8044 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8046 * mode-switching.c (create_pre_exit): Don't search past calls.
8048 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8050 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8052 2007-07-31 Revital Eres <eres@il.ibm.com>
8054 * ddg.c (add_deps_for_def): Rename to...
8055 (add_cross_iteration_register_deps): This. Change implementation
8056 to use only reaching def and def-use chains to construct the
8057 inter loop dependencies.
8058 (add_deps_for_use): Remove function.
8059 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8060 function to build the inter loop dependencies.
8061 * modulo-sched.c (sms_schedule): Build only
8062 reaching def and def-use chains for the propose of the ddg
8065 2007-07-31 Julian Brown <julian@codesourcery.com>
8067 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8068 New define_insns. Use correct RTL.
8069 (vec_set<mode>): Write as expander.
8071 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8073 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8074 to an unallocated space.
8076 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8079 (split_constant_offset): Enable split_constant_offset to extract
8080 constants from other statements.
8081 * tree-vect-transform.c
8082 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8083 to a temp var. Force base_offset to be simple.
8085 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8087 * df-scan.c (df_scan_verify): Remove artificial limit on
8088 the number of blocks for verification.
8089 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8090 df_simulate_defs): Avoid unnecessary insn checking for defs.
8092 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8094 * config/m68k/lb1sf68.asm (FUNC): New macro.
8096 (__udivsi3): Likewise.
8097 (__divsi3): Likewise.
8098 (__umodsi3): Likewise.
8099 (__modsi3): Likewise.
8100 (__subdf3): Likewise.
8101 (__adddf3): Likewise.
8102 (__muldf3): Likewise.
8103 (__divdf3): Likewise.
8104 (__negdf2): Likewise.
8105 (__cmpdf2): Likewise.
8106 (__subsf3): Likewise.
8107 (__addsf3): Likewise.
8108 (__mulsf3): Likewise.
8109 (__divsf3): Likewise.
8110 (__negsf2): Likewise.
8111 (__cmpsf2): Likewise.
8112 (__eqdf2): Likewise.
8113 (__nedf2): Likewise.
8114 (__gtdf2): Likewise.
8115 (__gedf2): Likewise.
8116 (__ltdf2): Likewise.
8117 (__ledf2): Likewise.
8118 (__eqsf2): Likewise.
8119 (__nesf2): Likewise.
8120 (__gtsf2): Likewise.
8121 (__gesf2): Likewise.
8122 (__ltsf2): Likewise.
8123 (__lesf2): Likewise.
8125 2007-07-30 Ollie Wild <aaw@google.com>
8127 * c-ppoutput.c (print_lines_directives_only): New function.
8128 (scan_translation_unit_directives_only): New function.
8129 (preprocess_file): Add call to scan_translation_unit_directives_only.
8130 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8131 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8132 -fdirectives-only. Add errors for -fdirectives-only conflict with
8133 -Wunused-macros and -traditional.
8134 (finish_options): Add builtin macro initialization for
8135 -fdirectives-only + -fpreprocessed.
8136 * c.opt (fdirectives-only): New.
8137 * doc/cppopts.texi (fdirectives-only): New.
8139 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8141 * alias.c (record_set, memory_modified_1): Constify.
8142 * bt-load.c (note_btr_set): Likewise.
8143 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8144 * combine.c (set_nonzero_bits_and_sign_copies,
8145 expand_field_assignment, record_dead_and_set_regs_1,
8146 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8147 likely_spilled_retval_1): Likewise.
8148 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8149 frv_io_handle_set): Likewise.
8150 * config/mips/mips.c (mips_sim_record_set,
8151 vr4130_true_reg_dependence_p_1): Likewise.
8152 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8153 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8154 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8155 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8156 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8157 * ddg.c (mark_mem_store): Likewise.
8158 * df-problems.c (df_urec_mark_reg_change): Likewise.
8159 * function.c (update_epilogue_consts): Likewise.
8160 * gcse.c (record_set_info, record_last_set_info,
8161 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8162 reg_clear_last_set): Likewise.
8163 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8165 * jump.c (reversed_comparison_code_parts): Likewise.
8166 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8167 reg_is_set): Likewise.
8168 * loop-iv.c (mark_altered): Likewise.
8169 * mode-switching.c (reg_becomes_live): Likewise.
8170 * optabs.c (no_conflict_move_test): Likewise.
8171 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8173 * postreload.c (reload_combine_note_store, move2add_note_store):
8175 * regmove.c (flags_set_1): Likewise.
8176 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8178 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8180 * resource.c (update_live_status): Likewise.
8181 * rtl.h (set_of, note_stores): Likewise.
8182 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8183 note_stores, parms_set): Likewise.
8184 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8185 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8187 * var-tracking.c (count_stores, add_stores): Likewise.
8189 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191 * alias.c (mems_in_disjoint_alias_sets_p,
8192 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8193 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8194 write_dependence_p, mems_in_disjoint_alias_sets_p,
8195 read_dependence, true_dependence, canon_true_dependence,
8196 anti_dependence, output_dependence): Constify.
8197 * combine.c (extended_count): Likewise.
8198 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8199 * cselib.c (get_value_hash, references_value_p,
8200 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8201 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8202 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8203 * function.c (contains, prologue_epilogue_contains,
8204 sibcall_epilogue_contains): Likewise.
8205 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8206 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8207 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8208 reg_or_subregno): Likewise.
8209 * recog.c (asm_noperands): Likewise.
8210 * reload1.c (function_invariant_p): Likewise.
8211 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8212 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8213 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8214 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8215 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8216 extended_count, prologue_epilogue_contains,
8217 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8218 canon_true_dependence, read_dependence, anti_dependence,
8219 output_dependence): Likewise.
8220 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8222 2007-07-30 Julian Brown <julian@codesourcery.com>
8224 * config/arm/neon.md (V_ext): New mode attribute.
8225 (neon_vget_lane<mode>): Replace with define_expand.
8226 (neon_vget_lane<mode>_sext_internal)
8227 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8228 and quad precision vectors.
8229 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8230 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8231 have typeless 32-bit result.
8233 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8236 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8238 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8239 use sizetype for rest.
8240 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8241 (aff_combination_convert): Don't convert rest for pointer types.
8243 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8245 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8247 * tree-ssa-alias.c: Add alloc-pool.h.
8248 (init_alias_info): Free alias_bitmap_obstack.
8249 (delete_alias_info): Call delete_mem_ref_stats.
8250 (get_mem_sym_stats_for): Use alloc_pool.
8251 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8252 (delete_mem_sym_stats): Removed.
8254 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8256 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8257 functions cannot be represented as classical distance vectors.
8259 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8262 * builtins.c (validate_arg, builtin_mathfn_code,
8263 validate_arglist): Likewise.
8264 * calls.c (call_expr_flags): Likewise.
8265 * combine.c (reg_nonzero_bits_for_combine,
8266 reg_num_sign_bit_copies_for_combine, get_last_value,
8267 reg_truncated_to_mode): Likewise.
8268 * emit-rtl.c (subreg_lowpart_p): Likewise.
8269 * expr.c (highest_pow2_factor_for_target,
8270 categorize_ctor_elements_1, categorize_ctor_elements,
8271 count_type_elements, contains_packed_reference,
8272 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8273 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8274 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8275 native_encode_int, native_encode_real, native_encode_complex,
8276 native_encode_vector, native_encode_expr, native_interpret_int,
8277 native_interpret_real, native_interpret_complex,
8278 native_interpret_vector, native_interpret_expr): Likewise.
8279 * function.c (use_register_for_decl): Likewise.
8280 * gimplify.c (get_name): Likewise.
8281 * langhooks-def.h (lhd_return_null_const_tree): New.
8282 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8283 * langhooks.c (lhd_return_null_const_tree): New.
8284 * langhooks.h (lang_get_callee_fndecl): Constify.
8285 * output.h (constructor_static_from_elts_p): Likewise.
8286 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8287 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8288 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8289 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8290 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8291 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8292 * rtlhooks-def.h (reg_nonzero_bits_general,
8293 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8295 * rtlhooks.c (reg_num_sign_bit_copies_general,
8296 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8298 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8299 * stor-layout.c (mode_for_size_tree): Likewise.
8300 * tree-ssa-loop-im.c (memref_eq): Likewise.
8301 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8302 * tree.c (contains_placeholder_p, type_list_equal,
8303 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8305 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8306 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8307 contains_placeholder_p, contains_packed_reference,
8308 get_callee_fndecl, operand_equal_for_phi_arg_p,
8309 warn_if_unused_value, is_body_block, native_encode_expr,
8310 native_interpret_expr, fold_convertible_p, operand_equal_p,
8311 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8312 validate_arglist, simple_cst_equal, type_list_equal,
8313 use_register_for_decl, call_expr_flags, get_name,
8314 highest_pow2_factor): Likewise.
8315 (const_call_expr_arg_iterator_d,
8316 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8317 first_const_call_expr_arg, more_const_call_expr_args_p,
8318 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8319 * varasm.c (constructor_static_from_elts_p): Constify.
8321 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8323 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8324 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8325 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8326 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8327 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8328 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8329 spelling conventions.
8330 * doc/invoke.texi: Follow spelling conventions.
8332 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8333 Revital Eres <eres@il.ibm.com>
8335 * modulo-sched.c (sms_schedule): Avoid loops which includes
8336 auto-increment instructions.
8338 2007-07-28 Richard Guenther <rguenther@suse.de>
8341 * fold-const.c (fold_cond_expr_with_comparison): Convert
8342 operand zero of MIN/MAX_EXPR to correct type.
8344 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8346 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8347 flags_from_decl_or_type): Constify.
8348 * gcc.c (do_spec_1): Likewise.
8349 * print-tree.c (dump_addr, print_node_brief): Likewise.
8350 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8351 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8352 tree_purge_all_dead_eh_edges): Likewise.
8353 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8354 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8356 * tree.c (expr_location, expr_has_location, expr_locus,
8357 expr_filename, expr_lineno, get_inner_array_type,
8358 fields_compatible_p): Likewise.
8359 * tree.h (get_inner_array_type, fields_compatible_p,
8360 expr_location, expr_has_location, expr_locus, expr_filename,
8361 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8362 setjmp_call_p, alloca_call_p): Likewise.
8364 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8366 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8367 TV_FLOW_INSENSITIVE.
8369 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8371 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8372 (compute_flow_insensitive_aliasing): Ditto for
8373 TV_FLOW_INSENSITIVE.
8375 2007-07-27 Jan Hubicka <jh@suse.cz>
8377 * config/i386/i386.c (register_move_cost): Remove accidentally
8378 comitted #if 0 block.
8380 * attribs.c: Include hashtab.h
8381 (attribute_hash): New.
8382 (substring): New structure.
8383 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8385 (init_attributes): Initialize attribute hash.
8386 (decl_attributes): Use attribute hash.
8387 * Makefile.in (attribs.c): Depend on hashtab.h.
8389 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8391 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8393 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8395 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8396 __mips_dspr2 and __mips_dsp_rev macros.
8397 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8399 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8401 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8403 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8407 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8408 and the updating of the live and do_not_gen sets.
8409 (df_note_bb_compute): Added updating of live and do_not_gen sets
8410 for regular defs so that the case of clobber inside conditional
8411 call is processed correctly.
8413 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8415 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8416 operands with compatible type.
8418 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8420 * expr.h (store_bit_field): Don't return a value.
8421 * expmed.c (check_predicate_volatile_ok): New function.
8422 (store_bit_field_1): New function, extracted from store_bit_field.
8423 Take a fallback_p argument and return true if the operation succeeded.
8424 Only use store_fixed_bit_field if fallback_p. Don't recompute
8425 mode_for_extraction; use op_mode instead. Try forcing memories
8426 into registers if the insv expander fails.
8427 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8428 Don't return a value.
8429 (convert_extracted_bit_field): New function, extracted from
8431 (extract_bit_field_1): Likewise. Take a fallback_p argument
8432 and return NULL if the operation succeeded. Only use
8433 extract_fixed_bit_field if fallback_p. Only calculate one
8434 extraction mode. Combine code for extv and extzv. Try forcing
8435 memories into registers if the ext(z)v expander fails.
8436 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8438 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8440 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8442 (df_ref): Likewise. Put regno with other integer fields.
8444 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8446 * df.h (df_mw_hardreg): Remove "loc" field.
8447 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8449 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8450 split out from df_set_unused_notes_for_mw. Return false for
8451 partial references. Assert that mw_reg is a REG when returning true.
8452 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8453 (df_whole_mw_reg_dead_p): New function, split out from
8454 df_set_dead_notes_for_mw. Return false for partial references.
8455 Assert that mw_reg is a REG when returning true.
8456 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8457 Remove redundant bitmap check.
8459 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8461 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8462 ($(T)crtend.o): Likwise.
8463 ($(T)crtbeginS.o): Likwise.
8464 ($(T)crtendS.o): Likwise.
8465 ($(T)crtfastmath.o): Likwise.
8467 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8469 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8470 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8471 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8472 and x_n_bbs_in_dom_tree fields.
8474 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8476 PR tree-optimization/32087
8477 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8478 Do not call scale_bbs_frequencies_int with prob of zero.
8480 2007-07-26 Julian Brown <julian@codesourcery.com>
8482 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8483 (neon_element_bits): Add prototypes.
8484 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8485 (neon_const_bounds, neon_element_bits): New functions.
8486 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8487 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8488 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8489 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8490 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8491 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8492 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8493 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8494 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8495 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8496 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8497 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8498 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8500 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8502 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8503 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8505 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8506 Julian Brown <julian@codesourcery.com>
8508 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8509 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8510 * config/arm/cortex-a8.md: New.
8511 * config/arm/cortex-a8-neon.md: New.
8512 * config/arm/neon-schedgen.ml: New.
8513 * config/arm/neon.md (vqh_mnem): New.
8515 (Is_float_mode): New.
8516 (Scalar_mul_8_16): New.
8518 (V_mode_nunits): New.
8519 (All instruction patterns): Annotate with neon_type attribute
8521 * config/arm/arm.md: Include cortex-a8.md.
8522 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8524 Annotate instruction patterns accordingly.
8525 (generic_sched): Do not use generic scheduling for Cortex-A8.
8526 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8528 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8530 * fold-const.c (fold_read_from_constant_string): Use
8532 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8534 2007-07-26 Nick Clifton <nickc@redhat.com>
8536 * tree-ssa-operands.h: Change copyright header to refer to version
8537 3 of the GNU General Public License and to point readers at the
8538 COPYING3 file and the FSF's license web page.
8539 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8540 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8541 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8542 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8543 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8544 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8545 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8546 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8547 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8548 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8549 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8550 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8551 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8552 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8553 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8554 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8555 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8556 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8557 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8558 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8559 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8560 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8561 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8562 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8563 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8564 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8565 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8566 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8567 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8568 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8569 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8570 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8571 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8572 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8573 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8574 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8575 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8576 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8577 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8578 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8579 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8580 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8581 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8582 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8583 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8584 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8585 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8586 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8587 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8588 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8589 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8590 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8591 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8592 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8593 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8594 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8595 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8596 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8597 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8598 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8599 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8600 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8601 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8602 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8603 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8604 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8605 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8606 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8607 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8608 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8609 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8610 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8611 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8612 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8613 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8614 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8615 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8616 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8617 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8618 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8619 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8620 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8621 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8622 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8623 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8624 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8625 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8626 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8627 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8628 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8629 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8630 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8631 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8632 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8633 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8634 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8635 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8636 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8637 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8638 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8639 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8640 convert.c, convert.h, langhooks-def.h, reload1.c,
8641 tree-ssa-operands.c: Likewise.
8643 2007-07-26 Jan Hubicka <jh@suse.cz>
8645 * tree-ssa-live.c: Include debug.h and flags.h.
8646 (mark_scope_block_unused): New function.
8647 (remove_unused_scope_block_p): New function.
8648 (remove_unused_locals): Remove unused blocks too.
8650 2007-07-25 Ian Lance Taylor <iant@google.com>
8652 * combine.c (combine_max_regno): Remove. Remove all uses.
8653 (struct reg_stat_struct): Rename from struct reg_stat.
8654 (reg_stat_type): Define, and declare VECs.
8655 (reg_stat): Change from pointer to VEC. Change all uses.
8656 (combine_split_insns): New static function.
8657 (try_combine, find_split_point): Call it instead of split_insns.
8659 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8661 * cfghooks.c (split_block): Fix the information about loop latch.
8663 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8665 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8667 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8669 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8670 Scan the new edge for loop exit info.
8672 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8674 * config/darwin.c: Include debug.h.
8676 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8679 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8681 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8683 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8684 (HARD_REGNO_MODE_OK): Ditto.
8685 (MODES_TIEABLE_P): Ditto.
8686 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8687 (CLASS_MAX_NREGS): Ditto.
8688 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8689 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8690 (divdf3_internal_thr): Removed.
8691 * config/ia64/div.md: New file.
8692 * config/ia64/constraints.md: Add H constraint.
8694 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8696 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8697 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8698 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8699 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8700 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8701 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8702 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8703 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8704 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8705 dump_sbitmap_file, debug_sbitmap, popcount_table,
8706 sbitmap_popcount): Constify.
8707 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8708 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8709 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8710 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8711 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8712 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8713 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8714 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8715 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8716 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8717 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8719 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8721 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8722 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8723 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8724 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8725 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8726 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8727 bitmap_intersect_p, bitmap_intersect_compl_p,
8728 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8729 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8731 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8732 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8733 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8734 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8735 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8736 debug_bitmap, debug_bitmap_file, bitmap_print,
8737 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8738 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8740 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8742 * config/darwin.c (darwin_override_options): Additional fix for
8743 debug info formats that don't support var tracking.
8745 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * cselib.c (entry_and_rtx_equal_p): Constify.
8748 * gengtype.c (output_mangled_typename, write_types, write_local):
8750 * gengtype.h (const_type_p): New.
8751 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8753 * tlink.c (scan_linker_output): De-constify.
8754 * tree-ssa-loop-im.c (memref_eq): Constify.
8755 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8756 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8758 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8760 * c-common.c (fname_as_string, c_type_hash): Constify.
8761 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8762 * cgraph.c (edge_hash, edge_eq): Likewise.
8763 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8764 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8765 reg_attrs_htab_eq): Likewise.
8766 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8768 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8769 const_decl_t, const_state_t, const_automata_list_el_t): New.
8770 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8771 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8772 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8773 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8774 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8775 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8776 compare_max_occ_cycle_nums, out_state_arcs_num,
8777 compare_transition_els_num, units_cmp, state_reservs_cmp):
8779 * genmodes.c (cmp_modes): Likewise.
8780 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8781 * gimplify.c (compare_case_labels): Likewise.
8782 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8783 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8784 * matrix-reorg.c (mtt_info_hash): Likewise.
8785 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8786 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8787 (htab_hash_bucket, htab_hash_elem): Constify.
8788 * tree-browser.c (TB_parent_eq): Likewise.
8789 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8790 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8791 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8792 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8794 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8795 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8796 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8797 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8798 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8800 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8801 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8802 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8803 * tree-ssa-threadupdate.c (redirection_data_hash,
8804 redirection_data_eq): Likewise.
8805 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8806 * tree-ssa.c (var_ann_eq): Likewise.
8807 * tree-vrp.c (compare_case_labels): Likewise.
8808 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8809 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8810 tree_not_check_failed, tree_class_check_failed,
8811 tree_range_check_failed, tree_not_class_check_failed,
8812 omp_clause_check_failed, omp_clause_range_check_failed,
8813 tree_contains_struct_check_failed, tree_operand_check_failed):
8815 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8816 tree_not_check_failed, tree_class_check_failed,
8817 tree_range_check_failed, tree_not_class_check_failed,
8818 tree_operand_check_failed, omp_clause_operand_check_failed,
8819 tree_operand_length): Likewise.
8820 * var-tracking.c (const_variable): New.
8821 (variable_htab_hash, variable_htab_eq): Constify.
8822 * varasm.c (const_desc_hash): Likewise.
8824 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8826 * expr.c (handled_component_p): Constify.
8827 * fold-const.c (fit_double_type): Likewise.
8828 * real.h (real_value_from_int_cst): Likewise.
8829 * tree-flow-inline.h (gimple_in_ssa_p,
8830 gimple_aliases_computed_p, gimple_addressable_vars,
8831 gimple_call_clobbered_vars, gimple_referenced_vars,
8832 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8833 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8834 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8835 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8836 is_label_stmt, is_global_var, phi_ssa_name_p,
8837 factoring_name_p, is_call_clobbered, tree_common_ann,
8838 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8839 unmodifiable_var_p, array_ref_contains_indirect_ref,
8840 ref_contains_array_ref, lookup_subvars_for_var,
8841 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8842 gimple_mem_ref_stats): Likewise.
8843 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8844 may_aliases, is_exec_stmt, is_label_stmt,
8845 ref_contains_array_ref, array_ref_contains_indirect_ref,
8846 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8847 unmodifiable_var_p): Likewise.
8848 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8849 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8850 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8851 cst_and_fits_in_hwi, real_value_from_int_cst,
8852 build_real_from_int_cst, integer_zerop, integer_onep,
8853 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8854 tree_floor_log2, real_zerop, real_onep, real_twop,
8855 real_minus_onep, really_constant_p, purpose_member, chain_member,
8856 list_length, fields_length, int_size_in_bytes, bit_position,
8857 int_bit_position, byte_position, int_byte_position, expr_align,
8858 array_type_nelts, tree_node_structure,
8859 type_contains_placeholder_1, iterative_hash_pointer,
8860 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8861 tree_map_base_eq, type_hash_list, type_hash_eq,
8862 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8863 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8864 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8865 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8866 int_fits_type_p, get_containing_scope, decl_function_context,
8867 decl_type_context, omp_clause_operand_check_failed,
8868 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8869 * tree.h (omp_clause_operand_check_failed, tree_size,
8870 build_real_from_int_cst, array_type_nelts, purpose_member,
8871 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8872 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8873 is_attribute_p, check_qualified_type, expr_align,
8874 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8875 int_byte_position, list_length, fields_length, initializer_zerop,
8876 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8877 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8878 tree_node_structure, handled_component_p, get_containing_scope,
8879 decl_function_context, decl_type_context, real_zerop,
8880 type_num_arguments, fit_double_type, really_constant_p,
8881 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8882 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8883 real_twop, real_minus_onep, int_cst_value): Likewise.
8885 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8887 * cfglayout.c (insn_scope, insn_line): Constify.
8888 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8889 const_double_htab_hash, const_double_htab_eq,
8890 mem_attrs_htab_hash): Likewise.
8891 * loop-iv.c (biv_eq): Likewise.
8892 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8893 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8894 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8896 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8897 error_for_asm, warning_for_asm, _fatal_insn,
8898 _fatal_insn_not_found): Likewise.
8899 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8900 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8901 rtl_check_failed_type2, rtl_check_failed_code1,
8902 rtl_check_failed_code2, rtl_check_failed_code_mode,
8903 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8904 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8905 rtl_check_failed_type2, rtl_check_failed_code1,
8906 rtl_check_failed_code2, rtl_check_failed_code_mode,
8907 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8908 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8909 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8910 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8911 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8912 rtx_unstable_p, get_integer_term, get_related_value,
8913 offset_within_block_p, reg_mentioned_p, count_occurrences,
8914 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8915 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8916 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8917 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8918 find_constant_src, find_reg_fusage, find_regno_fusage,
8919 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8920 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8921 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8922 computed_jump_p, auto_inc_p, in_expr_list_p,
8923 remove_node_from_expr_list, loc_mentioned_in_p,
8924 label_is_jump_target_p, reversed_comparison_code_parts,
8925 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8926 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8927 print_inline_rtx): Likewise.
8928 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8929 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8930 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8931 get_integer_term, get_related_value, offset_within_block_p,
8932 count_occurrences, reg_mentioned_p, no_labels_between_p,
8933 reg_used_between_p, reg_referenced_p, single_set_2,
8934 multiple_sets, set_noop_p, refers_to_regno_p,
8935 reg_overlap_mentioned_p, dead_or_set_p,
8936 covers_regno_no_parallel_p, covers_regno_p,
8937 dead_or_set_regno_p, find_reg_note, find_regno_note,
8938 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8939 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8940 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8941 side_effects_p, may_trap_p_1, may_trap_p,
8942 may_trap_after_code_motion_p, may_trap_or_fault_p,
8943 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8944 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8945 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8946 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8947 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8949 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8950 warning_for_asm): Likewise.
8951 * tree.h (print_rtl): Likewise.
8952 * varasm.c (get_pool_mode): Likewise.
8954 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8956 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8957 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8958 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8959 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8960 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8961 * ddg.c (compare_sccs): Likewise.
8962 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8963 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8964 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8965 decimal_do_fix_trunc, decimal_real_to_integer,
8966 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8967 * dse.c (const_group_info_t): New.
8968 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8969 * dwarf2out.c (const_dw_die_ref): New.
8970 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8971 * tree-browser.c (TB_parent_eq): Likewise.
8972 * unwind-dw2-fde.c (__register_frame_info_bases,
8973 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8974 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8976 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8977 * unwind-dw2.c (uw_frame_state_for): Likewise.
8978 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8979 * value-prof.h (const_histogram_value): New.
8981 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8983 * config/mips/mips.c (machine_function): Add
8984 initialized_mips16_gp_pseudo_p.
8985 (mips16_gp_pseudo_reg): Do not emit the initialization of
8986 mips16_gp_pseudo_rtx when being called from the gimple cost-
8987 calculation routines; emit it on the first use outside those
8990 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8992 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8995 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8996 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8997 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8998 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8999 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9000 Preserve const-ness of parameters through use of __typeof(),
9001 also constify and tidy.
9003 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9004 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9005 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9006 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9007 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9008 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9009 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9010 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9011 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9013 2007-07-25 Julian Brown <julian@codesourcery.com>
9014 Mark Shinwell <shinwell@codesourcery.com>
9016 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9017 (alpha_mangle_type): This.
9018 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9019 (TARGET_MANGLE_TYPE): Define this instead.
9020 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9021 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9022 (arm_init_neon_builtins): Fix comment.
9023 (arm_mangle_map_entry): New.
9024 (arm_mangle_map): New.
9025 (arm_mangle_type): New.
9026 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9027 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9028 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9029 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9030 (TARGET_MANGLE_TYPE): Define this instead.
9031 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9032 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9033 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9034 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9035 (TARGET_MANGLE_TYPE): Define this instead.
9036 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9038 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9039 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9040 (TARGET_MANGLE_TYPE): Define this instead.
9041 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9042 (s390_mangle_type): This.
9043 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9044 (TARGET_MANGLE_TYPE): Define this instead.
9045 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9046 (sparc_mangle_type): This.
9047 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9048 (TARGET_MANGLE_TYPE): Define this instead.
9049 * cp/mangle.c (write_type): Call mangle_type target hook on all
9050 types before mangling. Use original type, not main variant, as
9052 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9053 (TARGET_MANGLE_TYPE): This.
9054 * target.h (gcc_target): Rename mangle_fundamental_type to
9056 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9057 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9059 2007-07-25 Julian Brown <julian@codesourcery.com>
9060 Paul Brook <paul@codesourcery.com>
9061 Joseph Myers <joseph@codesourcery.com>
9062 Mark Shinwell <shinwell@codesourcery.com>
9064 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9065 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9066 (with_fpu): Allow --with-fpu=neon.
9067 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9068 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9069 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9070 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9071 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9072 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9073 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9074 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9075 (output_move_neon): Add prototypes.
9076 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9077 (all_fpus): Add FPUTYPE_NEON.
9078 (fp_model_for_fpu): Add NEON field.
9079 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9080 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9082 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9084 (thumb2_legitimate_address_p): Likewise.
9085 (neon_valid_immediate): Recognize and prepare constants suitable for
9087 (neon_immediate_valid_for_move): New function. Recognize and prepare
9088 immediates for NEON move instructions.
9089 (neon_immediate_valid_for_logic): New function. Recognize and
9090 prepare immediates for NEON logic instructions.
9091 (neon_output_logic_immediate): New function. Create asm string
9092 suitable for outputting immediate logic instructions.
9093 (neon_pairwise_reduce): New function. Implement reduction using
9094 pairwise operations.
9095 (neon_expand_vector_init): New function. Expand a (possibly
9096 non-constant) vector initialization.
9097 (neon_vector_mem_operand): New function. Memory operands supported
9098 for quad-word loads/stores to/from ARM or NEON registers. Don't
9099 allow base+offset addressing for core regs.
9100 (neon_struct_mem_operand): New function. Valid mems for NEON
9102 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9103 from neon_vector_mem_operand addresses without a secondary register.
9104 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9105 (add_minipool_backward_ref): Likewise.
9106 (dump_minipool): Likewise.
9107 (push_minipool_fix): Likewise.
9108 (output_move_quad): New function. Output quad-word moves, loads and
9109 stores using ARM registers.
9110 (output_move_vfp): Add support for vectors in VFP (NEON) D
9112 (output_move_neon): Output a NEON load/store to/from a quadword
9114 (arm_print_operand): Implement new codes:
9115 - 'c' for unadorned integers (without a # sign).
9116 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9118 - 'e', 'f' for the low and high D parts of a NEON Q register.
9119 - 'q' outputs a NEON Q register.
9120 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9121 - 'T' prints NEON opcode features from a coded bitmask.
9122 - 'F' is similar to T, but signed/unsigned codes both print as
9124 - 't' is similar to T, but 'u' is printed instead of 'p'.
9125 - 'O' prints 'r' if NEON instruction should perform rounding (as
9126 specified by bitmask), else prints nothing.
9127 - '#' is a punctuation character to stop operand numbers from
9128 running together with following digits in the assembler
9129 strings for instructions (when using mode attributes).
9130 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9131 constant vectors in big-endian mode, where necessary.
9132 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9133 Handle EI, OI, CI, XI modes.
9134 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9135 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9136 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9137 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9138 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9140 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9141 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9142 to turn v8qi, etc. into bits defined above.
9143 (neon_itype): New enumeration. Classifications of NEON builtins.
9144 (neon_builtin_datum): Define struct. Contains information about
9145 a single builtin (with multiple modes).
9146 (CF): Define helper macro for...
9147 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9149 (neon_builtin_data): New array. Define information about builtins
9150 for use during initialization/expansion.
9151 (arm_init_neon_builtins): New function.
9152 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9154 (neon_builtin_compare): New function.
9155 (locate_neon_builtin_icode): New function. Find an insn code for a
9156 builtin given a function code for that builtin. Also return type of
9157 builtin (NEON_BINOP, NEON_UNOP etc.).
9158 (builtin_arg): New enumeration. Types of arguments for builtins.
9159 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9160 Takes a variable argument list of builtin_arg types, terminated by
9162 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9163 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9164 (neon_emit_pair_result_insn): New function. Support returning pairs
9165 of vectors via a pointer.
9166 (neon_disambiguate_copy): New function. Set up operands for a
9167 multi-word copy such that registers do not get clobbered.
9168 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9169 ARM_BUILTIN_NEON_BASE.
9170 (arm_file_start): Set float-abi attribute for NEON.
9171 (arm_vector_mode_supported_p): Enable NEON vector modes.
9172 (arm_mangle_map_entry): New.
9173 (arm_mangle_map): New.
9174 (arm_mangle_vector_type): New.
9175 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9177 (TARGET_NEON): New macro. Target supports NEON.
9178 (fputype): Add FPUTYPE_NEON.
9179 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9180 for vectorization based on command-line arg.
9181 (NEON_REGNO_OK_FOR_NREGS): Define.
9182 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9183 (VALID_NEON_STRUCT_MODE): Define.
9184 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9185 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9186 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9187 (consttable_16): Add pattern for outputting 16-byte minipool
9189 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9191 (vec-common.md, neon.md): Include md files.
9192 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9193 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9194 (memory_constraint "Ut", "Un", "Us"): Define.
9195 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9196 (MMX_char): New mode attribute.
9197 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9198 (*add<mode>3_iwmmxt): New insn pattern.
9199 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9200 (*sub<mode>3_iwmmxt): New insn pattern.
9201 (mulv4hi3): Rename to...
9202 (*mulv4hi3_iwmmxt): This.
9203 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9204 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9205 (uminv4hi3, uminv2si3): Remove. Replace with...
9206 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9207 (*umin<mode>3_iwmmxt): These.
9208 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9209 (ashr<mode>3_iwmmxt): This new pattern.
9210 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9211 (lshr<mode>3_iwmmxt): This new pattern.
9212 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9213 (ashl<mode>3_iwmmxt): This new pattern.
9214 * config/arm/neon-docgen.ml: New file. Generate documentation for
9216 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9217 * config/arm/arm_neon.h: New (autogenerated).
9218 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9220 * config/arm/neon.md: New file. Define NEON instructions.
9221 * config/arm/neon.ml: New file. Abstract description of NEON
9222 instructions, used to generate arm_neon.h header, documentation and
9224 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9225 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9227 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9229 (ARM NEON Intrinsics): New subsection.
9230 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9232 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9234 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9237 2007-07-24 Jan Hubicka <jh@suse.cz>
9239 * regclass.c (move_table): New type.
9240 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9241 (init_move_cost): Break out from ...
9242 (init_reg_sets_1): ... here; simplify computation of
9243 have_regs-of_mode and contains_reg_of_mode.
9244 (record_reg_classes): Unswitch internal loops.
9245 (copy_cost): Trigger lazy initialization of move cost
9246 (record_address_regs): Likewise.
9248 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9250 * config/darwin.c (darwin_override_options): Don't force on
9251 flag_var_tracking_uninit when no debug info is requested.
9253 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9255 * cfgloop.c (init_loops_structure): New function.
9256 (flow_loops_find): Create root of the loop tree unconditionally.
9258 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9260 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9262 2007-07-24 Jan Hubicka <jh@suse.cz>
9264 * caller-save.c: Include ggc.h, gt-caller-save.h
9265 (reg_save_code, reg_restore_code): Rename to ...
9266 (cached_reg_save_code, cached_reg_restore_code): ... those.
9267 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9268 (reg_save_code, reg_restore_code): New functions.
9269 (init_caller_save): Do not intialize
9270 reg_save_code/reg_restore_code tables.
9271 * Makefile.in: (gt-caller-save.h): New.
9273 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9275 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9276 with the mode of the original operand instead of
9279 2007-07-23 Jan Hubicka <jH@suse.cz>
9281 * i386.c (ix86_secondary_memory_needed): Break out to...
9282 (inline_secondary_memory_needed): ... here.
9283 (ix86_memory_move_cost): Break out to ...
9284 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9285 maximum of input and output; fix handling of Q_REGS on 64bit.
9286 (ix86_secondary_memory_needed): Microoptimize.
9288 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9290 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9291 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9292 stmts_from_loop, known_dependences_p, build_rdg): New.
9293 * tree-data-ref.h: Depends on graphds.h.
9294 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9295 (build_rdg): Declared.
9296 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9298 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9300 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9303 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9304 Jakub Jelinek <jakub@redhat.com>
9306 PR middle-end/PR28690
9307 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9309 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9310 and MEM_POINTER operands over REG and MEM operands.
9311 (swap_commutative_operands_p): Change return value to bool.
9312 * rtl.h: Update the corresponding prototype.
9313 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9314 instead of gen_rtx_PLUS.
9315 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9316 value to bool. Change function arguments to rtx's and update code
9318 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9319 calls to match the new declaration.
9320 * simplify-rtx.c (simplify_associative_operation): Don't
9321 reorder simplify_binary_operation arguments.
9323 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9325 * config/mips/mips.c (override_options): Use mips_costs to derive
9326 the default branch cost.
9327 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9329 * config/mips/mips.opt (mbranch-cost=): New option.
9330 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9332 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9334 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9335 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9336 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9337 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9339 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9341 * config/mips/constraints.md (ks): New constraint.
9342 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9343 (*add<mode>3_mips16): ...here.
9345 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9347 * optabs.h (enum optab_index): Add new OTI_signbit.
9348 (signbit_optab): Define corresponding macro.
9349 (enum insn_code signbit_optab[]): Remove array.
9350 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9351 (expand_copysign_absneg): If back end provides signbit insn, use it
9352 instead of bit operations on floating point argument.
9353 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9354 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9355 for availability of signbit insn.
9357 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9358 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9359 SSE mode is not active.
9360 (isinf<mode>2): Disable for mfpmath=sse,387.
9362 2007-07-22 Ben Elliston <bje@au.ibm.com>
9364 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9366 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9368 2007-07-20 Richard Guenther <rguenther@suse.de>
9370 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9371 integral typed condition.
9372 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9373 booleanness. Only preserve conversions from a non-base
9374 type to a base type, not in general between types with
9375 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9376 * tree.def (COND_EXPR): Document that the condition
9377 can be of any integral type.
9379 2007-07-20 Nigel Stephens <nigel@mips.com>
9380 Richard Sandiford <richard@codesourcery.com>
9382 * config/mips/mips.h (mips_dwarf_regno): Declare.
9383 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9384 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9385 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9386 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9387 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9388 (REG_CLASS_NAMES): Update accordingly.
9389 * config/mips/mips.c (mips_dwarf_regno): New array.
9390 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9391 (mips_subword): Remove special handling for accumulator registers.
9392 (override_options): Initiailize mips_dwarf_regno. Remove use
9394 (mips_swap_registers): New function.
9395 (mips_conditional_register_usage): Swap accumulator registers
9396 around if TARGET_LITTLE_ENDIAN.
9397 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9398 * config/mips/constraints.md (h, l): Use the endianness to choose
9399 between MD0_REG and MD1_REG.
9400 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9401 alternative-dependent template.
9403 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9405 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9408 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9410 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9411 predecessor fallthru flags.
9413 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9415 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9416 of compare to the same type.
9417 * cfgloopmanip.c (add_loop): Update information about loop exits.
9418 (loop_version): Remove the innermost loop requirement.
9419 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9420 to sizetype for pointers.
9422 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9424 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9425 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9426 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9428 * config/dfp-bit.c: Empty for TFmode conversions.
9430 2007-07-18 Caroline Tice <ctice@apple.com>
9432 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9433 and handle them correctly; check that src is not NULL before
9435 (find_src_set_src): Likewise.
9437 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9439 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9440 (struct alignment_context, init_alignment_context): New.
9441 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9442 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9443 (XCHAL_HAVE_S32C1I): Likewise.
9444 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9445 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9446 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9447 (ATOMIC, HQI): New macros.
9448 (memory_barrier, *memory_barrier): New.
9449 (sync_lock_releasesi): New.
9450 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9451 (sync_lock_test_and_set<mode>): New.
9452 (sync_<atomic><mode>): New.
9453 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9454 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9455 (xtensa_expand_atomic): New.
9457 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9461 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9462 transformation for builtin ISNORMAL.
9463 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9464 * builtins.def (BUILT_IN_ISNORMAL): New.
9465 * doc/extend.texi: Document isnormal.
9467 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9472 optabs infrastructure. Provide generic implementation for
9474 (expand_builtin): Handle FINITE/ISFINITE.
9475 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9476 (fold_builtin_1): Likewise.
9478 * builtins.def (BUILT_IN_ISFINITE): New.
9480 * doc/extend.texi: Document isfinite.
9482 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9487 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9488 generic fallback for isinf.
9489 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9490 calculation code ...
9491 * real.c (get_max_float): ... to here.
9492 * real.h (get_max_float): New.
9494 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9498 * builtin-attrs.def (ATTR_TYPEGENERIC,
9499 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9501 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9502 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9503 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9504 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9506 * c-common.c (handle_type_generic_attribute): New.
9507 (c_common_attribute_table): Add "type generic".
9509 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9511 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9513 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9514 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9517 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9520 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9521 checking that the operand is an expression.
9523 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9524 Danny Smith <dannysmith@users.sourceforge.net>
9527 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9528 file mapping object in local namespace if Windows version later
9531 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9533 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9534 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9535 arm_cannot_force_const_mem.
9536 (arm_cannot_force_const_mem): New function.
9537 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9538 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9539 of arm_tls_referenced_p.
9540 * config/arm/arm.md (movsi): Split out-of-section constants when
9541 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9542 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9544 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9546 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9548 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9550 * config/mips/mips.md (*extendqihi2): Convert the destination
9553 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9555 * config/pa/fptr.c: Update license header.
9556 * config/pa/milli64.S: Likewise.
9558 2007-07-17 Nick Clifton <nickc@redhat.com>
9560 * COPYING_v3: New file. Contains version 3 of the GNU General
9562 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9563 Lesser General Public License.
9564 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9565 the GNU General Public License.
9567 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9569 PR rtl-optimization/32773
9570 * cfglayout.c (force_one_exit_fallthru): New function.
9571 (cfg_layout_finalize): Use it.
9573 2007-07-16 Richard Guenther <rguenther@suse.de>
9574 Uros Bizjak <ubizjak@gmail.com>
9576 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9577 before forcing it to gimple operand.
9579 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9580 David Ung <davidu@mips.com>
9582 * config/mips/mips.h (TUNE_24K): Define.
9583 (TUNE_MACC_CHAINS): Add TUNE_24K.
9584 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9586 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9587 (r74k_int_madd): .. this new reservation.
9588 (define_bypass): Fixed bypasses for r74k_int_madd to use
9590 * config/mips/24k.md (define_bypass): Define new
9591 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9593 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9594 Nigel Stephens <nigel@mips.com>
9596 * config/mips/mips.md: Include 20kc.md.
9597 * config/mips/20kc.md: New file.
9598 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9599 (mips_adjust_cost): Tweak for 20Kc.
9600 (mips_issue_rate): Likewise.
9601 * config/mips/mips.h (TUNE_20KC): Define.
9603 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9605 * config/rs6000/rs6000.c (struct processor_cost): Add
9606 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9608 (*_cost): Add cache information.
9609 (rs6000_override_options): Set cache parameters.
9611 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9614 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9615 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9617 2007-07-16 Paul Brook <paul@codesourcery.com>
9620 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9621 (cirrus_thumb2_movsi_insn): Ditto.
9623 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9625 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9628 2007-07-15 Andrew Haley <aph@redhat.com>
9630 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9631 before looking in the context.
9633 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9637 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9638 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9639 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9640 (pa_output_function_prologue): Use rp_saved and
9641 current_function_is_leaf to generate .CALLINFO statement.
9642 (hppa_expand_prologue): Set rp_saved.
9643 (hppa_expand_epilogue): Use rp_saved.
9644 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9645 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9647 2007-07-14 Dirk Mueller <dmueller@suse.de>
9649 * omega.c (coalesce): Fix memory leak on early exit.
9650 * matrix-reorg.c (check_allocation_function): Likewise.
9651 * tree-vect-transform.c (vect_get_new_vect_var): free result
9653 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9654 pass pointer to edge vector
9655 (partition_hot_cold_basic_blocks): Fix memory leak.
9656 * collect2.c (prefix_from_string): Free temporary storage.
9657 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9659 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9661 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9662 (DO_GLOBAL_DTORS_BODY): Likewise.
9664 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9665 Nigel Stephens <nigel@mips.com>
9667 * config/mips/mips.c (mips_classify_symbol): Don't return
9668 SYMBOL_SMALL_DATA for constant pool addresses if
9669 TARGET_EMBEDDED_DATA is true.
9671 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9673 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9674 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9675 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9676 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9677 __builtin_ia32_storehps, __builtin_ia32_storelps,
9678 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9679 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9680 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9681 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9682 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9683 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9684 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9685 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9686 using def_builtin_const.
9688 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9690 PR tree-optimization/32705
9691 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9692 (simplify_binary_expression): Use SSA_VAL consistently.
9694 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9696 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9697 (SPEFSCR_REGNO): Delete definition.
9698 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9699 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9700 * config/rs6000/rs6000.h: Do not define *_REGNO.
9701 LINK_REGISTER_REGNUM -> LR_REGNO.
9702 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9703 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9704 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9705 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9706 R_VRSAVE, R_VSCR. Use them.
9707 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9708 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9709 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9710 * config/rs6000/aix.h: Define R_LR. Use it.
9712 2007-07-13 Caroline Tice <ctice@apple.com>
9714 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9715 flag_var_tracking is explicitly turned off (i.e. when variable
9716 tracking is not feasible); otherwise, turn flag_var_tracking on when
9717 flag_var_tracking_uninit is on.
9718 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9719 note definitions, to allow recording of initialization status in the
9721 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9722 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9723 determine if two note locations are equal.
9724 (output_loc_list): Don't output list entries whose start & end labels
9726 (reg_loc_descriptor): Add parameter for initialization status; pass it
9727 to other loc descriptor functions.
9728 (one_reg_loc_descriptor): Add parameter for initialization status;
9729 check its value and add DW_OP_GNU_uninit to returned loc descr if
9731 (multiple_reg_loc_descriptor): Add parameter for initialization
9733 pass init status argument to other loc descriptor functions; check
9734 value of intialization parameter and add DW_OP_GNU_uninit to returned
9735 loc descr if appropriate.
9736 (based_loc_descr): Add parameter for initialization status; add new
9737 variable for return value; check value of initialization parameter and
9738 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9739 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9740 pass init status argument to other loc descriptor functions; check
9741 value of intialization parameter and add DW_OP_GNU_uninit to returned
9742 loc descr if appropriate.
9743 (mem_loc_descriptor): Likewise.
9744 (concat_loc_descriptor): Likewise.
9745 (concatn_loc_descriptor): Likewise.
9746 (loc_descriptor): Add parameter for initialization status; pass it as
9747 argument to other loc descriptor function calls.
9748 (loc_descriptor_from_tree_1): Add appropriate initialization status
9749 to loc descriptor function calls.
9750 (add_location_or_const_value_attribute): Get initialization status
9751 from VAR_LOCATION note; add initialization status to loc descriptor
9753 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9754 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9755 status is uninitialized, add "[uninint]" to output.
9756 * common.opt (fvar-tracking-uninit): New option, similar to
9757 fvar-tracking, to turn on tracking of uninitialized variables; creates
9758 a new global flag, flag_var_tracking_uninit.
9759 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9760 (enum var_init_status): New type, for var initialization status field.
9761 * var-tracking.c (struct location_chain_def): Two new fields, init,
9762 for initialization status, and set_src for the assignment value expr.
9763 (unshare_variable): New parameter for initialization status;
9764 initialize new init and set_src fields.
9765 (var_reg_set): New parameters for initialization status and value;
9766 pass them to set_variable_part.
9767 (var_mem_set): Likewise.
9768 (get_init_value): New function.
9769 (var_reg_delete_and_set): New initialization status & value
9770 parameters; add call to get_init_value if status is unknown; pass new
9771 parameters to clobber_variable_part and var_reg_set.
9772 (var_mem_delete_and_set): Likewise.
9773 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9774 (var_mem_delete): Likewise.
9775 (variable_union): Pass status to unshare_variable; initialize new init
9776 and set_src fields. If flag_var_tracking_uninit is not set, force
9777 status to initialized.
9778 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9779 used later to get the set_src value.
9780 (find_src_status): New function.
9781 (find_src_set_src): New function.
9782 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9783 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9784 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9785 and var_mem_delete_and_set.
9786 (dump_variable): Print out "[uninit]" if appropriate.
9787 (set_variable_part): Add new initialization and set_src parameters;
9788 pass status to unshare_variable; set node->init and node- >set_src
9789 fields and modify slot in hash table appropriately; save the init and
9790 set_src values if appropriate and assign to the new node.
9791 (clobber_variable_part): New set_src parameter; if two nodes have
9792 same variable and same location but different set_src (assignment)
9793 values, clobber old node.
9794 (delete_variable_part): Pass init status to unshare_variable.
9795 (emit_note_insn_var_location): Add initialized var; assign var's init
9796 status to new 'initialized'; pass new init status field to calls to
9797 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9798 status to initialized.
9799 (emit_notes_in_bb): Pass initialization status to calls to
9800 var_reg_set, var_mem_set, var_reg_delete_and_set and
9801 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9802 var_reg_delete_and_set and var_mem_delete_and_set; call
9803 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9804 make up for change in add_stores.
9805 (vt_add_function_parameters): Add status to calls to
9807 * config/darwin.c (darwin_override_options): Turn on uninitialized
9808 tracking automatically, if var_tracking is on and the system is
9811 2007-07-13 Sa Liu <saliu@de.ibm.com>
9813 * config.gcc: Add options for arch and tune on SPU.
9814 * config/spu/predicates.md: Add constant operands 0 and 1.
9815 * config/spu/spu-builtins.def: Add builtins for double precision
9816 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9817 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9819 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9821 * config/spu/spu-protos.h: Add new function prototypes.
9822 * config/spu/spu.c (spu_override_options): Check options -march and
9824 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9825 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9827 (spu_const_from_int): New. Create a vector constant from 4 ints.
9828 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9829 (spu_emit_vector_compare): New. Emit vector compare.
9830 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9831 * config/spu/spu.h: Add options -march and -mtune. Define processor
9832 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9833 CANONICALIZE_COMPARISON.
9834 * config/spu/spu.md: Add new insns for double precision compare
9835 and double precision vector compare. Add vcond and smax/smin patterns
9836 to enable DFmode vector conditional expression.
9837 * config/spu/spu.opt: Add options -march and -mtune.
9838 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9839 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9840 both CELL and CELLEDP targets: spu_testsv.
9841 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9844 2007-07-13 Richard Guenther <rguenther@suse.de>
9846 PR tree-optimization/32721
9847 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9848 TREE_THIS_VOLATILE on the folded reference.
9849 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9850 if the array reference has TREE_THIS_VOLATILE set.
9852 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9855 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9857 2007-07-13 Andreas Schwab <schwab@suse.de>
9859 * gengtype-lex.l: Allow declarations to be indented.
9861 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9863 * ginclude/tgmath.h: New.
9864 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9865 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9866 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9867 * configure: Regenerate.
9869 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9871 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9872 correct index when setting register save state for xd
9875 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9877 * config/sh/sh.c (mark_use): Remove.
9879 2007-07-12 Paul Brook <paul@codesourcery.com>
9881 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9882 reg does not overlap return value.
9884 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9886 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9887 (set_expression_vuses): Ditto.
9888 (init_pre): Initialize expression_vuses.
9890 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9892 * config/i386/sse.md (storentdf, storentsf): New.
9894 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9896 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9898 * tree.c (build_decl_stat): Move code from here...
9899 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9900 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9901 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9902 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9903 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9906 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9907 Devang Patel <dpatel@apple.com>
9909 PR tree-optimization/25413
9910 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9911 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9912 * tree.h (contains_packed_reference): New.
9913 * expr.c (contains_packed_reference): New.
9914 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9915 (vect_enhance_data_refs_alignment): Call
9916 vector_alignment_reachable_p.
9917 * target.h (vector_alignment_reachable): New builtin.
9918 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9919 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9920 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9922 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9924 * target.h (builtin_vectorization_cost): Add new target builtin.
9925 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9926 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9927 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9928 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9929 uninitialized variables.
9930 * tree-vect-transform.c (cost_for_stmt): New function.
9931 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9932 using cost 1 for all scalar stmts. Be less conservative when
9933 estimating the number of prologue/epulogue iterations. Call
9934 targetm.vectorize.builtin_vectorization_cost. Return
9935 min_profitable_iters-1.
9936 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9937 initialization cost instead of TARG_VEC_STMT_COST. Use
9938 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9939 epilogue code. Fix epilogue cost computation.
9940 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9941 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9942 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9943 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9944 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9945 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9947 2007-07-12 Richard Guenther <rguenther@suse.de>
9949 * gimplify.c (gimplify_conversion): Make sure that the result
9950 from maybe_fold_offset_to_reference is trivially convertible
9951 to the desired type before doing the simplification.
9952 (gimplify_expr): Likewise.
9953 * fold-const.c (fold_binary): Use the correct types for
9954 building the simplified expression.
9956 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9958 PR rtl-optimization/32729
9959 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9960 that fallthru to exit.
9962 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9964 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9965 (symDTPOFF2reg): Likewise.
9967 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9969 PR tree-optimization/32663
9971 * tree.h (VALUE_HANDLE_VUSES): Remove.
9972 (struct tree_value_handle): Remove vuses.
9974 * tree-vn.c (create_value_handle_for_expr): Don't set
9977 * tree-ssa-pre.c (expression_vuses): New.
9978 (alloc_expression_id): Set up expression_vuses.
9979 (get_expression_vuses): New.
9980 (set_expression_vuses): Ditto.
9981 (clear_expression_ids): Modify for expression_vuses.
9982 (phi_translate_1): Ditto.
9983 (phi_translate_set): Ditto.
9984 (value_dies_in_block_x): Ditto
9985 (valid_in_sets): Ditto.
9986 (add_to_sets): Ditto.
9987 (find_existing_value_expr): Ditto.
9988 (create_value_handle_for_expr): Ditto.
9989 (make_values_for_stmt): Ditto.
9990 (vuse_equiv): Remove.
9992 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9994 * Makefile.in (mostlyclean): Remove object files.
9996 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9998 * toplev.c (no_new_pseudos): Deleted.
9999 * rtl.h (no_new_pseudos): Deleted.
10000 * tree-pass.h (pass_no_new_pseudos): Deleted.
10001 * passes.c (pass_no_new_pseudos): Deleted.
10002 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10003 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10004 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10006 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10007 * rtlhooks.c (gen_lowpart_general): Ditto.
10008 * optabs.c (prepare_operand): Ditto.
10009 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10011 * modulo-sched.c (rest_of_handle_sms): Ditto.
10012 * see.c (rest_of_handle_see): Ditto.
10013 * ifcvt.c (if_convert): Ditto.
10014 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10016 * init-regs.c (gate_initialize_regs): Deleted set of
10018 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10019 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10020 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10022 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10025 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10026 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10027 (*vec_extractv2di_1_rex64): New insn pattern.
10029 2007-07-11 David Daney <ddaney@avtrex.com>
10031 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10032 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10033 for SIGNAL_UNWIND_RETURN_COLUMN.
10034 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10035 (DWARF_FRAME_REGNUM): Rewrite.
10036 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10038 2007-07-11 Nick Clifton <nickc@redhat.com>
10040 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10041 delta and use gen_int_mode in place of GET_INT instead.
10043 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10045 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10048 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10050 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10051 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10053 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10054 (USE_CANONICAL_TYPES): New.
10055 * doc/invoke.texi (verify-canonical-types): Remove.
10056 (use-canonical-types): Add.
10058 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10060 * config/spu/spu.c (spu_optimization_options): Remove setting of
10061 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10062 (spu_override_options): Move it here.
10064 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10066 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10067 * config/mips/mips.c (mips_cpu_info_table): Mention
10068 MIPS_ISA_LEVEL_SPEC in the comment.
10070 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10072 PR tree-optimization/32713
10073 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10075 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10077 PR middle-end/30482
10078 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10079 conditional to flag_isoc99.
10080 (c_common_init_options): Do it here, unconditionally.
10082 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10084 PR tree-optimization/32589
10085 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10086 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10087 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10088 predicate, extracted from...
10089 (set_rhs): ...here. Call it for the expression on entry.
10090 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10091 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10092 (simplify_binary_expression): Use valid_gimple_expression_p
10093 to validate the simplification.
10094 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10096 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10098 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10099 DWARF2_DEBUG on 32 bit target too.
10100 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10102 2007-07-11 Nick Clifton <nickc@redhat.com>
10104 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10105 version for 64-bit hosts.
10107 2007-07-10 David Daney <ddaney@avtrex.com>
10109 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10111 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10113 * config/mips/mips.c (mips_expand_synci_loop): New function.
10114 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10115 (UNSPEC_RDHWR): Same.
10116 (UNSPEC_SYNCI): Same.
10117 (UNSPEC_SYNC): Same.
10118 (clear_cache): New expand.
10122 (clear_hazard): Same.
10123 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10125 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10126 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10128 2007-07-10 Ian Lance Taylor <iant@google.com>
10130 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10133 2007-07-10 David Daney <ddaney@avtrex.com>
10135 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10136 * builtins.c (expand_builtin___clear_cache): New function.
10137 (expand_builtin): Call expand_builtin___clear_cache for
10138 BUILT_IN_CLEAR_CACHE case.
10139 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10140 * doc/md.texi (clear_cache): Document new instruction pattern.
10141 * testsuite/gcc.dg/builtins-64.c: New test.
10143 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10145 * config/cris/cris.md ("movsi"): Fix typo in last change.
10147 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10150 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10152 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10153 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10154 for FUNCTION_DECLs. Don't use align_functions_log if
10156 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10157 even for FUNCTION_DECLs.
10158 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10160 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10161 (DECL_FUNCTION_CODE): Update for new location and name of
10163 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10164 (struct tree_decl_common): Move 'align' and 'off_align' out
10165 of union, ensure they're still on a 32-bit boundary. Remove
10166 other fields in union 'u1'.
10167 (struct tree_function_decl): Add field 'function_code' replacing
10168 'u1.f' in tree_decl_common.
10169 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10170 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10171 (Variable Attributes): Cross-reference 'aligned' attribute
10172 to Function Attributes.
10173 * flags.h (force_align_functions_log): Delete.
10174 * toplev.c (force_align_functions_log): Delete.
10176 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10180 (*vec_concatv2di_rex): New insn pattern.
10182 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10185 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10187 2007-07-10 Ian Lance Taylor <iant@google.com>
10189 Replace no_new_pseudos in backends.
10190 * rtl.h (can_create_pseudo_p): Define.
10191 * config/darwin.c (machopic_indirect_data_reference): Use
10192 can_create_pseudo_p () instead of no_new_pseudos.
10193 (machopic_indirect_data_reference): Likewise.
10194 (machopic_legitimize_pic_address): Likewise.
10195 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10196 (alpha_emit_set_const_1): Likewise.
10197 (alpha_emit_set_const): Likewise.
10198 (alpha_emit_conditional_move): Likewise.
10199 (alpha_split_conditional_move): Likewise.
10200 * config/alpha/alpha.md (various splitters): Likewise.
10202 * config/arm/arm.c (legitimize_pic_address): Likewise.
10203 (arm_load_pic_register): Likewise.
10204 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10205 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10206 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10207 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10208 * config/cris/cris.md (movsi): Likewise.
10209 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10210 (symGOTOFF2reg_hilo): Likewise.
10211 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10212 * config/h8300/h8300.md (insv, extzv): Likewise.
10213 * config/i386/i386.c (ix86_expand_move): Likewise.
10214 (ix86_expand_vector_move): Likewise.
10215 (ix86_prepare_fp_compare_args): Likewise.
10216 (ix86_expand_carry_flag_compare): Likewise.
10217 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10218 (tls_dynamic_gnu2_combine_32): Likewise.
10219 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10220 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10221 (ia64_expand_movxf_movrf): Likewise.
10222 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10223 (m32c_split_move): Likewise.
10224 (m32c_expand_insv): Likewise.
10225 * config/m68k/m68k.md (movsi): Likewise.
10226 * config/mips/mips.c (mips_force_temporary): Likewise.
10227 (mips_split_symbol): Likewise.
10228 (mips_move_integer): Likewise.
10229 (mips_legitimize_const_move): Likewise.
10230 * config/mn10300/mn10300.md (movsi): Likewise.
10231 * config/pa/pa.c (emit_move_sequence): Likewise.
10232 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10233 (rs6000_got_register): Likewise.
10234 (create_TOC_reference): Likewise.
10235 (rs6000_machopic_legitimize_pic_address): Likewise.
10236 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10237 (various splitters): Likewise.
10238 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10239 (movsi_got): Likewise.
10240 * config/s390/s390.c (emit_symbolic_move): Likewise.
10241 * config/s390/s390.md (movhi, movqi): Likewise.
10242 (load_multiple, store_multiple): Likewise.
10243 * config/score/score.c (score_force_temporary): Likewise.
10244 * config/sh/sh.c (prepare_move_operands): Likewise.
10245 (prepare_cbranch_operands): Likewise.
10246 (emit_fpu_switch): Likewise.
10247 (fpscr_set_from_mem): Likewise.
10248 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10249 (adddi3, subsi3): Likewise.
10250 (various splitters): Likewise.
10251 (divsi_inv_fp_combine): Likewise.
10252 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10253 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10255 * config/sh/predicates.md (xor_operand): Likewise.
10256 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10257 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10258 (movdi_pic_label_ref): Likewise.
10259 * config/spu/spu.c (spu_split_immediate): Likewise.
10260 * config/alpha/alpha.md (various splitters): Remove test
10261 !no_new_pseudos || reload_completed.
10262 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10264 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10265 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10266 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10267 * config/score/score.c (th_output_mi_thunk): Likewise.
10268 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10269 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10271 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10273 PR rtl-optimization/32664
10274 * mode-switching.c (create_pre_exit): Skip barrier insns.
10276 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10278 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10279 force_gimple_operand_bsi.
10280 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10281 rewrite_use_compare): Ditto.
10282 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10284 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10285 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10286 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10287 * tree-profile.c (prepare_instrumented_value,
10288 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10289 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10290 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10291 tree_gen_ior_profiler): Ditto.
10292 * tree-ssa-reassoc.c (negate_value): Ditto.
10293 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10294 Use force_gimple_operand_bsi.
10295 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10296 * tree-if-conv.c (add_to_dst_predicate_list,
10297 find_phi_replacement_condition): Ditto.
10298 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10299 Call mark_symbols_for_renaming for new statements.
10300 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10302 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10304 * cfghooks.c (remove_edge): New function.
10305 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10307 * cfghooks.h (remove_edge): Declare.
10308 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10309 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10311 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10313 * optabs.h: Added declaration for signbit_optab.
10314 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10315 * genoptinit.c (optabs): Added entry for signbit insns.
10316 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10317 insn, if available.
10318 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10319 * config/s390/s390.md (signbit<mode>2): New expander.
10321 2007-07-09 Richard Guenther <rguenther@suse.de>
10323 PR middle-end/32698
10324 * fold-const.c (fold_plusminus_mult_expr): Move constant
10325 arguments second to allow decomposing.
10327 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10330 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10332 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10333 Disregard DECL_FROM_INLINE.
10335 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10338 * doc/invoke.texi: Add ftree-reassoc flag.
10339 * common.opt (ftree-reassoc): New flag.
10340 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10341 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10343 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10345 PR tree-optimization/32681
10346 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10347 saved in second_edge->aux when first_bb is a loop header.
10349 2007-07-09 Jan HUbicka <jh@suse.cz>
10351 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10353 2007-07-09 Richard Guenther <rguenther@suse.de>
10355 * c-decl.c (start_function): Do not promote return type.
10357 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10359 * function.c (do_warn_unused_parameter): Do not warn if
10360 TREE_NO_WARNING is set.
10362 2007-07-08 Andreas Schwab <schwab@suse.de>
10364 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10366 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10369 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10371 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10372 apply to assembly language, too.
10373 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10375 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10377 Revert (note the sccvn portions are *not* reverted)
10378 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10380 Fix PR tree-optimization/23488
10382 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10384 * tree-flow-inline.h (get_value_handle): Ditto.
10385 * tree-ssa-pre.c (decl_vh_map): New.
10386 (decl_node_pool): New.
10387 (can_value_number_operation): Support DECL_P.
10388 (can_PRE_operation): Ditto.
10389 (create_expression_by_pieces): Ditto.
10390 (find_existing_value_expr): Modify to differnetiate between
10391 addressing and top level.
10392 (create_value_handle_for_expr): Handle DECL's.
10393 (poolify_tree): Ditto.
10394 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10395 (make_values_for_stmt): Handle DECL's properly.
10396 (init_pre): Reorg to not init useless things during FRE.
10398 * tree-flow.h: Include pointer-set.h.
10399 (decl_vh_map): Declare.
10400 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10402 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10404 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10405 the constraint description.
10406 * doc/md.texi: Update documentation of AVR constraints.
10408 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10410 * auto-inc-dec.c, config/arm/arm.c,
10411 config/m32r/constraints.md, config/mips/mips.md,
10412 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10413 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10414 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10415 typos. Follow spelling conventions.
10416 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10418 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10419 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10421 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10422 realloc_vuse): Remove.
10423 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10426 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10428 Fix PR tree-optimization/23488
10430 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10431 (try_to_simplify): Ditto.
10432 (visit_use): Ditto.
10433 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10435 * tree-flow-inline.h (get_value_handle): Ditto.
10436 * tree-ssa-pre.c (decl_vh_map): New.
10437 (decl_node_pool): New.
10438 (can_value_number_operation): Support DECL_P.
10439 (can_PRE_operation): Ditto.
10440 (create_expression_by_pieces): Ditto.
10441 (find_existing_value_expr): Modify to differnetiate between
10442 addressing and top level.
10443 (create_value_handle_for_expr): Handle DECL's.
10444 (poolify_tree): Ditto.
10445 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10446 (make_values_for_stmt): Handle DECL's properly.
10447 (init_pre): Reorg to not init useless things during FRE.
10449 * tree-flow.h: Include pointer-set.h.
10450 (decl_vh_map): Declare.
10451 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10453 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10455 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10456 apply to assembly language, too.
10457 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10459 2007-07-06 Ian Lance Taylor <iant@google.com>
10460 Zack Weinberg <zackw@panix.com>
10462 PR middle-end/32441
10463 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10465 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10467 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10468 (prefetch): Likewise if "pref" would be used.
10470 2007-07-06 Josh Conner <jconner@apple.com>
10472 PR middle-end/32602
10473 PR middle-end/32603
10474 * calls.c (store_one_arg): Handle arguments which are partially
10475 on the stack when detecting argument overlap.
10477 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10479 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10480 chosen during find_reloads.
10482 2007-07-06 Richard Guenther <rguenther@suse.de>
10484 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10485 TYPE_ARG_TYPES for verification of argument types. Use
10486 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10487 parameters as variable arguments.
10489 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10491 * libgcc2.h (word_type): Type definition removed.
10492 (cmp_return_type, shift_count_type): Type definitions added.
10493 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10494 replaced with shift_count_type.
10495 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10497 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10498 changed from word_type to Wtype.
10499 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10500 replaced with shift_count_type.
10501 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10503 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10504 and libgcc_shift_count attribute added.
10505 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10506 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10507 (TARGET_INITIALIZER): New target hooks added.
10508 * targhooks.c (default_libgcc_cmp_return_mode,
10509 default_libgcc_shift_count_mode): Default implementations for the new
10510 target hooks added.
10511 * targhooks.h (default_libgcc_cmp_return_mode,
10512 default_libgcc_shift_count_mode): Function prototypes added.
10513 * target.h (struct gcc_target): Fields for the new target hooks added.
10514 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10516 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10519 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10520 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10522 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10523 s390_libgcc_shift_count_mode): Functions added.
10524 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10525 Target hooks defined.
10527 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10529 * config/mips/mips.c (compute_frame_size): Restore the original
10530 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10531 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10532 Document why the difference is needed.
10534 2007-07-06 Richard Guenther <rguenther@suse.de>
10536 * c-common.c (boolean_increment): Use correctly typed
10539 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10541 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10542 the topmost argument register is not also included in the save mask.
10543 (mips16e_collect_argument_save_p): Take a pointer to the argument
10544 register, rather than a pointer to the number of arguments.
10545 (mips16e_collect_argument_saves): Only include argument saves
10546 that aren't in the register mask.
10548 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10550 PR rtl-optimization/32450
10551 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10552 to ensure that instructions are not moved into the prologue when
10553 profiling is on. Remove unused prologue_end variable.
10554 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10555 as a scheduling barrier.
10557 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10560 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10561 Disregard DECL_FROM_INLINE.
10563 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10565 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10566 IORing with a constant.
10568 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10570 PR rtl-optimization/32475
10571 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10572 for every definition of the stack pointer.
10574 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10576 * arm.c (vfp3_const_double_index): Copy signed results of
10577 REAL_VALUE_TO_INT into unsigned vars.
10579 2007-07-05 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/32639
10582 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10584 * tree-ssa.c (useless_type_conversion_p): Check canonical
10587 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10589 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10590 zero_extendhisi2): Change to define_insn_and_split.
10591 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10593 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10595 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10596 pass_match_asm_constraints): New.
10597 * passes.c (init_optimization_passes): Add new pass.
10598 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10599 * function.h (struct function): Add has_asm_statement bit.
10600 (current_function_has_asm_statement): New.
10601 * tree-pass.h (pass_match_asm_constraints): New.
10603 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10605 * config/mips/mips.c (mips_file_start): Avoid declaration
10608 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10610 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10612 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10614 * rtl.def (NOTE): Change print format string to print
10615 operand 5 as a note insn name.
10617 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10618 David Ung <davidu@mips.com>
10620 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10621 * doc/invoke.texi: (MIPS Options): Document them.
10623 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10624 David Ung <davidu@mips.com>
10626 Add support for SmartMIPS ASE.
10628 * optabs.c (expand_binop_directly): New, broken out from...
10629 (expand_binop): Here. Make it try rotating in the other
10630 direction even when the second operand isn't constant.
10631 * config/mips/mips.md (*lwxs): New.
10632 * config/mips/mips.opt (msmartmips): New.
10633 * config/mips/mips.c (mips_lwxs_address_p): New.
10634 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10635 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10636 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10637 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10638 (ISA_HAS_LWXS): New.
10639 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10640 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10641 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10642 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10643 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10644 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10645 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10647 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10649 * tree-vectorizer.c (new_loop_vec_info): Initialize
10650 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10651 * tree-vectorizer.h (_loop_vec_info): Added new filed
10652 min_profitable_iters.
10653 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10654 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10655 * tree-vect-analyze.c (vect_analyze_operations): Set
10656 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10657 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10658 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10659 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10660 and prologue cost to after they are computed.
10661 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10662 TARG_VEC_STMT_COST.
10663 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10664 of creating vectors from scalars according to dt.
10665 (vect_model_store_cost): Likewise.
10666 (vectorizable_call): Use dt array instead of scalar dt. Call
10667 vect_model_simple_cost with additional argument dt.
10668 (vectorizable_assignment): Likewise.
10669 (vectorizable_operation): Likewise.
10670 (vectorizable_type_demotion): Likewise.
10671 (vectorizable_type_promotion): Likewise.
10672 (vectorizable_store): Use dt array instead of scalar dt. Call
10673 vect_model_store_cost with additional argument dt.
10674 (vect_do_peeling_for_loop_bound): Don't call
10675 vect_estimate_min_profitable_iters. Instead, lookup
10676 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10677 "may not be profitable".
10679 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10682 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10683 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10684 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10685 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10687 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10689 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10690 addressing modes cheaper.
10692 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10694 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10695 (dw_ranges_struct): Rename block_num to num. Adjust.
10696 (dw_ranges_by_label_struct): New.
10697 (ranges_by_label, ranges_by_label_allocated,
10698 ranges_by_label_in_use): New variables.
10699 (add_ranges_num): Factored most of the code out of...
10700 (add_ranges): ... this one. Rewrite in terms of the former.
10701 (add_ranges_by_labels): New.
10702 (output_ranges): Output by-label ranges.
10703 (dwarf2out_finish): Output range for multiple-section
10704 compile_unit. Output standard DW_AT_low_pc in addition to
10705 unexpected DW_AT_entry_pc.
10707 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10709 PR tree-optimization/32604
10710 PR tree-optimization/32606
10712 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10713 (compute_antic_safe): Removed.
10714 (ANTIC_SAFE_LOADS): Ditto.
10715 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10716 (execute_pre): Don't call compute_antic_safe.
10717 (vuse_equiv): New function.
10718 (make_values_for_stmt): Use it
10719 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10722 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10725 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10726 rather than a decl.
10727 (avr_attribute_table): Make "naked" attribute apply to function types
10728 rather than to decls.
10729 (avr_handle_fntype_attribute): New function.
10731 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10733 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10736 2007-07-04 David Ung <davidu@mips.com>
10737 Joseph Myers <joseph@codesourcery.com>
10739 * config/mips/mips.md (type): Add logical, signext and move.
10740 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10741 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10742 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10743 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10744 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10745 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10746 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10747 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10748 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10749 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10750 movv2sf_hardfloat_64bit): Use the new types.
10751 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10752 *movdf_softfloat, *movdf_mips16): Use "multi".
10753 (extendqihi2): Replace with a define_expand.
10754 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10755 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10756 * config/mips/74k.md (r74k_int_logical): New reservation and
10758 (r74k_int_arith): Remove "slt".
10759 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10760 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10761 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10762 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10763 reservations for "arith".
10765 2007-07-04 Richard Guenther <rguenther@suse.de>
10767 * tree-ssa.c (useless_type_conversion_p): Add handling for
10768 scalar float and vector types. Only call the types_compatible_p
10769 langhook for aggregate types as last resort. Follow the
10772 2007-07-04 Richard Guenther <rguenther@suse.de>
10774 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10775 the same as NOP_EXPR.
10777 2007-07-04 Nick Clifton <nickc@redhat.com>
10779 * target.h (struct gcc_target): Add target_help field.
10780 * target-def.h (TARGET_HELP): New.
10781 (TARGET_INITIALIZER): Use TARGET_HELP.
10782 * opts.c (command_handle_option): Invoke target_help function, if
10783 defined, when the user has specified --target-help on the command
10785 * doc/invoke.texi: Mention that --target-help might print
10786 additional information.
10787 * doc/tm.texi: Document TARGET_HELP hook.
10789 * arm.c (TARGET_HELP): Override default definition.
10790 (arm_target_help): New - display a wrapped list of cores and
10791 architectures supported.
10793 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10795 * config/v850/v850.c (expand_prologue): Make sure
10796 GEN_INT() argument is sign extended rather than zero extended.
10797 (expand_epilogue): Likewise.
10798 (output_move_double): Delete.
10799 * config/v850/v850-protos.h (output_move_double): Delete.
10800 * config/v850/v850.md (movdi): Delete.
10801 (*movdi_internal): Delete.
10803 (*movdf_internal): Delete.
10805 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10807 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10808 unless compiling RTP PIC.
10810 2007-07-04 Richard Guenther <rguenther@suse.de>
10812 PR tree-optimization/32482
10813 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10814 original ssa name if we didn't find a shift expression.
10815 Fix shift constant for bit zero test.
10817 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10819 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10821 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10823 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10824 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10825 * config/arm/vxworks.h (ASM_SPEC): Delete.
10826 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10828 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10830 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10831 (DDR_REVERSED_P): New.
10832 * tree-data-ref.c (initialize_data_dependence_relation,
10833 build_classic_dist_vector): Set DDR_REVERSED_P.
10835 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10837 PR middle-end/32457
10838 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10839 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10840 init_omega_for_ddr_1): Use non conservative number of iterations
10842 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10843 (analyze_siv_subscript): Remove FIXME and reinitialization of
10844 last_conflicts to chrec_dont_know.
10845 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10847 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10849 * tree.c (maybe_canonicalize_argtypes): Improve description.
10851 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10853 * tree.c (maybe_canonicalize_argtypes): New.
10854 (build_function_type): Set canonical type.
10855 (build_method_type_directly): Ditto.
10856 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10859 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10861 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10863 (rewrite_use_nonlinear_expr): Likewise.
10865 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10867 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10869 2007-07-04 Ben Elliston <bje@au.ibm.com>
10871 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10874 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10876 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10877 (Exception Handling): Likewise.
10879 2007-07-03 Jan Hubicka <jh@suse.cz>
10881 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10883 2007-07-03 Eric Christopher <echristo@apple.com>
10885 * doc/cppopts.texi: Add conflicting option note to -dM.
10886 * doc/invoke.texi: Add note about possible conflicts with
10887 -E for -dCHARS and note that -dM will not produce
10888 any results if there is no machine dependent reorg.
10890 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10892 * tree.h (DECL_ALIGN): Back out previous change.
10894 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10896 * configure.ac: Test for .dtprelword support on MIPS.
10897 * configure, config.in: Regenerate.
10898 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10899 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10901 2007-07-03 Julian Brown <julian@codesourcery.com>
10903 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10904 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10905 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10906 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10908 (all_fpus): Add FPUTYPE_VFP3.
10909 (fp_model_for_fpu): Add VFPv3 field.
10910 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10911 (vfp3_const_double_index): New function. Return integer index of
10912 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10914 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10915 and argument represents a valid RTX for a VFPv3 constant.
10916 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10918 (vfp_emit_fstmd): Similar, for fstmd.
10919 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10920 constants, represented as integer indices.
10921 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10922 VFP_REGNO_OK_FOR_DOUBLE macros.
10923 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10924 (arm_file_start): Set float-abi attribute for VFPv3, and output
10925 correct ".fpu" assembler directive.
10926 (arm_dbx_register_numbering): Add FIXME.
10927 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10928 (fputype): Add FPUTYPE_VFP3.
10929 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10930 (CALL_USED_REGISTERS): Likewise.
10931 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10932 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10933 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10934 (D7_VFP_REGNUM): New.
10935 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10936 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10937 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10938 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10939 (REG_ALLOC_ORDER): Adjust for VFPv3.
10940 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10941 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10942 VFP_LO_REGS, VFP_HI_REGS.
10943 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10944 (IS_VFP_CLASS): Define macro.
10945 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10947 (REGISTER_MOVE_COST): Likewise.
10948 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10949 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10950 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10951 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10952 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10953 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10954 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10955 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10956 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10957 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10958 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10959 where appropriate for single-word registers.
10960 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10961 As above. Fix type attributes.
10962 * config/arm/constraints.md (register_contraint "t"): Define.
10963 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10965 (register_constraint "x"): Define.
10966 (constraint "Dv"): Define.
10968 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10970 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10972 2007-07-03 Tom Tromey <tromey@redhat.com>
10974 * c-parser.c (objc_pq_context): Removed.
10975 (objc_need_raw_identifier): Likewise.
10976 (c_parser) <objc_pq_context>: New field.
10977 <objc_need_raw_identifier>: Likewise.
10978 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10979 (c_lex_one_token): Update.
10980 (c_parser_objc_protocol_definition): Update.
10981 (c_parser_objc_method_definition): Update.
10982 (c_parser_objc_methodproto): Update.
10983 (c_parser_declspecs): Update.
10985 2007-07-03 David Ung <davidu@mips.com>
10987 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10989 2007-07-03 David Ung <davidu@mips.com>
10990 Richard Sandiford <richard@codesourcery.com>
10992 * doc/invoke.texi: Document -march=74kf3_2.
10993 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10994 (TUNE_74K): Check for it.
10995 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10996 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10997 * config/mips/mips.md (cpu): Add 74kf3_2.
10998 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10999 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11000 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11001 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11002 74kf3_2 to the CPU list.
11003 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11004 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11005 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11006 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11007 (r74kf3_2_fxfer_from_c1): New insn reservations.
11009 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11010 David Ung <davidu@mips.com>
11012 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11013 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11014 and 74k[fx]. Document aliases for the new options.
11015 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11016 (PROCESSOR_24KF2_1): ...this.
11017 (PROCESSOR_24KX): Rename to...
11018 (PROCESSOR_24KF1_1): ...this.
11019 (PROCESSOR_74KF): Rename to...
11020 (PROCESSOR_74KF2_1): ...this.
11021 (PROCESSOR_74KX): Rename to...
11022 (PROCESSOR_74KF1_1): ...this.
11023 (TUNE_74K): Update PROCESSOR_* names.
11024 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11025 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11026 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11027 (mips_rtx_cost_data): Update processor names in comments.
11028 (mips_issue_rate): Update PROCESSOR_* names.
11029 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11030 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11031 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11032 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11033 Update cpu attribute names.
11034 (r24k_fpu_iss): Rename this reservation to...
11035 (r24kf2_1_fpu_iss): ...this and update all uses.
11036 (r24kx_fpu_iss): Rename this reservation to...
11037 (r24kf1_1_fpu_iss): ...this and update all uses.
11038 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11039 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11040 Update cpu attribute names.
11042 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11044 * config/m32r/constraints.md: New file.
11045 * config/m32r/m32r.c: Include tm-constrs.h.
11046 (small_data_operand): Use satisfies_constraint_* instead of macro.
11047 (addr24_operand, gen_compare): Likewise.
11048 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11049 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11050 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11051 EXTRA_CONSTRAINT): Likewise.
11052 * config/m32r/m32r.md: Include constraints.md.
11053 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11054 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11055 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11056 (two_insn_const_operand, int8_operand, uint16_operand,
11057 reg_or_int16_operand, reg_or_uint16_operand,
11058 reg_or_cmp_int16_operand, cmp_int16_operand,
11059 seth_add3_operand): Likewise.
11061 2007-07-03 Eric Christopher <echristo@gmail.com>
11063 * libgcc2.h: Conditionally declare __bswapsi2 and
11066 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11068 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11071 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11074 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11075 (__gthrw_pragma): Provide default definition.
11076 (__gthrw2): Use it.
11077 * gthr-posix.c (__gthrw_pragma): Define.
11079 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11081 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11082 before declaring inequality.
11084 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11086 * combine.c (recog_for_combine): Log the success or failure of
11087 matching new insn patterns against the machine description in
11090 2007-07-03 Revital Eres <eres@il.ibm.com>
11092 * ddg.c (print_sccs): New function.
11093 (check_sccs): New function.
11094 (create_ddg_all_sccs): Use it.
11095 * ddg.h (print_sccs): Declare.
11096 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11098 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11100 * targhooks.h (default_mode_for_suffix): New function declaration.
11101 * targhooks.c (default_mode_for_suffix): New default target hook.
11102 * target.h (struct c): New structure in the targetm struct.
11103 (mode_for_suffix): New target hook as part of struct c.
11104 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11105 default_mode_for_suffix.
11106 (TARGET_C): New define.
11107 * c-lex.c: Include "target.h".
11108 (interpret_float): Use targetm.c.mode_for_suffix to determine
11109 the mode for a given non-standard suffix.
11110 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11112 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11113 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11115 * doc/extend.texi (Floating Types): New node. Document __float80 and
11116 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11118 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11121 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11122 predicate instead of target_operand.
11123 (divsi3_i1_media, divsi3_media_2): Likewise.
11125 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11127 * tree.h (alias_sets_might_conflict_p): Rename into
11128 alias_sets_must_conflict_p.
11129 * alias.c (alias_sets_might_conflict_p): Likewise.
11130 (alias_sets_conflict_p): Use it.
11131 (objects_must_conflict_p): Likewise.
11132 * c-common.c (strict_aliasing_warning): Adjust.
11134 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11136 * rtlhooks.c (gen_lowpart_if_possible): Check for
11137 invalid subreg before calling gen_lowpart_SUBREG.
11139 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11141 * config/darwin9.h: Add copyright notice.
11142 (LINK_COMMAND_SPEC): Add comment.
11143 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11144 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11145 DARWIN_LIBSYSTEM_HAS_UNWIND.
11147 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11150 * omp-low.c (check_combined_parallel): New function.
11151 (lower_omp_parallel): Call it via walk_stmts, set
11152 OMP_PARALLEL_COMBINED if appropriate.
11153 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11154 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11155 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11156 don't consider it as combined parallel.
11158 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11160 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11161 (gcc_tooldir): Likewise.
11162 * configure: Regenerate.
11163 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11164 old configure.ac gcc_tooldir setting.
11165 (prefix_to_exec_prefix): New variable.
11166 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11167 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11169 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11171 Fix PR tree-optimization/32583
11172 Fix PR tree-optimization/32584
11173 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11174 (phi_translate_set): Use phi_translate directly now.
11175 (make_values_for_stmt): Don't value number RHS if we already know
11178 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11179 Jim Wilson <wilson@specifix.com>
11182 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11185 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11186 Richard Sandiford <richard@codesourcery.com>
11187 Nigel Stephens <nigel@mips.com>
11189 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11190 (mips16e_output_save_restore): Declare.
11191 (mips16e_save_restore_pattern_p): Likewise.
11192 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11193 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11194 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11195 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11196 (BITSET_P): New global macro, extracted from...
11197 (mips_for_each_saved_reg): ...here.
11198 (mips16e_save_restore_info): New struct.
11199 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11200 (mips16e_save_restore_regs): New variable.
11201 (mips_split_plus, mips16e_find_first_register): New functions.
11202 (mips16e_mask_registers): New function.
11203 (compute_frame_size): Expand the commentary before the function.
11204 Enforce the MIPS16e save and restore register range restrictions.
11205 Pad the general register save area at the low end.
11206 (mips16e_save_restore_reg, mips16e_build_save_restore)
11207 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11208 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11209 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11211 (mips_expand_prologue, mips_expand_epilogue): Handle
11212 GENERATE_MIPS16E_SAVE_RESTORE.
11213 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11215 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11217 PR tree-optimization/31966
11218 PR tree-optimization/32533
11219 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11220 "basic_block" description as its third argument. Update function
11221 calls to get destination bb from "edge" argument. Save "cond" into
11222 aux field of the edge. Update prototype for changed arguments.
11223 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11225 (find_phi_replacement_condition): Operate on incoming edges, not
11226 on predecessor blocks. If there is a condition saved in the
11227 incoming edge aux field, AND it with incoming bb predicate.
11228 Return source bb of the first edge.
11229 (clean_predicate_lists): Clean aux field of outgoing node edges.
11230 (tree_if_conversion): Do not initialize cond variable. Move
11231 variable declaration into the loop.
11232 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11233 initializations of new_stmt, arg0 and arg1 variables.
11235 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11237 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11238 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11240 2007-07-02 Richard Guenther <rguenther@suse.de>
11242 * tree-ssa.c (useless_type_conversion_p): Document
11243 future intent as defining the middle-end type system.
11244 Re-structure to call langhook last, group by type class,
11245 mark questionable parts.
11247 2007-07-02 Richard Guenther <rguenther@suse.de>
11249 * tree-flow.h (types_compatible_p): Declare.
11250 * tree-ssa.c (types_compatible_p): New function.
11251 * ipa-type-escape.c (discover_unique_type): Use
11252 types_compatible_p instead of lang_hooks.types_compatible_p.
11253 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11254 * tree-vn.c (expressions_equal_p): Likewise.
11255 * tree.c (fields_compatible_p): Likewise.
11256 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11257 (cprop_operand): Use useless_type_conversion_p instead of
11258 lang_hooks.types_compatible_p.
11259 * tree-inline.c (setup_one_parameter): Likewise.
11260 (declare_return_variable): Likewise.
11261 * tree-nrv.c (tree_nrv): Likewise.
11262 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11263 (maybe_fold_offset_to_component_ref): Likewise.
11264 (maybe_fold_offset_to_reference): Likewise.
11265 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11266 (merge_alias_info): Likewise.
11267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11268 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11269 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11270 * tree-tailcall.c (find_tail_calls): Likewise.
11271 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11272 * gimplify.c (canonicalize_addr_expr): Likewise.
11273 (fold_indirect_ref_rhs): Likewise.
11274 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11275 (cpt_same_type): Likewise.
11276 (check_pointer_types_r): Swap parameters to cpt_same_type
11278 * fold-const.c (fold_convert): Revert fix for PR15988.
11279 * tree-inline.c (setup_one_parameter): Instead fix it here by
11280 using fold_build1 instead of fold_convert and checking for
11281 error_mark_node. Convert only if the conversion is necessary.
11283 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11285 * configure.ac: Check for .gnu_attribute on Power.
11286 * configure: Regenerate.
11287 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11288 attribute for floating-point ABI.
11290 2007-07-02 Ira Rosen <irar@il.ibm.com>
11292 PR tree-optimization/32230
11293 PR tree-optimization/32477
11294 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11295 address is a constant.
11297 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11299 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11300 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11301 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11302 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11303 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11304 64-bit targets. Add support for *-elfoabi*.
11305 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11306 different settings if $(tm_defines) does not select the EABI.
11307 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11308 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11309 (MIPS_ARCH_OPTION_SPEC): Likewise.
11310 (MIPS_ISA_LEVEL_SPEC): Likewise.
11311 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11312 * config/mips/elfoabi.h: New file.
11314 2007-07-02 Richard Guenther <rguenther@suse.de>
11316 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11317 (useless_type_conversion_p): ... this.
11318 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11319 (useless_type_conversion_p): ... this.
11320 * builtins.c (fold_builtin_memory_op): Rename
11321 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11322 * tree-cfg.c (verify_expr): Likewise.
11323 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11324 * tree-ssa-ccp.c (ccp_fold): Likewise.
11325 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11326 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11328 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11329 * tree-ssa-pre.c (eliminate): Likewise.
11330 * tree-ssa.c (delete_tree_ssa): Likewise.
11331 (tree_ssa_useless_type_conversion): Likewise.
11332 * tree.c (build2_stat): Likewise.
11334 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11336 Fix PR tree-optimization/32571
11337 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11340 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11342 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11343 and other expected operations explicitly, change default to
11346 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11348 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11350 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11351 (tls_load_dot_plus_eight): Move the label number into the unspec.
11352 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11354 2007-07-01 Andreas Schwab <schwab@suse.de>
11356 * dwarf2out.c (initial_return_save): Define only if used.
11358 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11360 Unreverting Richard's Revert of:
11362 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11364 * dce.c (deletable_insn_p_1): New function, split out from...
11365 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11366 specially, not those inside PARALLELs. Remove BODY argument
11367 and adjust recursive call accordingly.
11368 (prescan_insns_for_dce): Update call to delete_insn_p.
11370 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11371 Revital Eres <eres@il.ibm.com>
11373 * ddg.c (create_ddg_all_sccs): Fix missed
11374 initialization of scc_nodes.
11376 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11378 PR middle-end/32559
11379 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11380 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11382 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11384 * configure.ac: Check for .gnu_attribute on MIPS.
11385 * configure, config.in: Regenerate.
11386 * config/mips/mips.c (mips_file_start): If supported, output
11387 attribute for floating-point ABI.
11389 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11393 (ffs_cmove): New expander to expand using ctz pattern.
11394 (*ffs_cmove): Remove pattern.
11395 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11396 (ffsdi2): Expand using ctz pattern.
11397 (*ffs_rex64): Remove pattern.
11399 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11401 PR rtl-optimization/32296
11402 * pa.md (return): Delete pattern.
11403 (return_internal): Remove "(const_int 1)" from pattern.
11404 (epilogue): Use return_internal pattern for trivial returns.
11405 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11406 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11408 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11410 * tree-ssa-pre.c (is_exception_related): New function
11411 (can_value_number_operation): Use it.
11413 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11415 Fix PR tree-optimization/32540
11416 Fix PR tree-optimization/31651
11418 * tree-ssa-sccvn.c: New file.
11420 * tree-ssa-sccvn.h: Ditto.
11422 * tree-vn.c: Include tree-ssa-sccvn.h
11423 (val_expr_paid_d): Removed.
11424 (value_table): Ditto.
11425 (vn_compute): Ditto.
11426 (val_expr_pair_hash): Ditto.
11427 (val_expr_pair_expr_eq): Ditto.
11428 (copy_vuses_from_stmt): Ditto.
11429 (vn_delete): Ditto.
11431 (shared_vuses_from_stmt): Ditto.
11432 (print_creation_to_file): Moved up.
11433 (sort_vuses): Ditto.
11434 (sort_vuses_heap): Ditto.
11435 (set_value_handle): Make non-static.
11436 (make_value_handle): Ditto.
11437 (vn_add): Rewritten to use sccvn lookups.
11438 (vn_add_with_vuses): Ditto.
11439 (vn_lookup): Ditto (and second argument removed).
11440 (vn_lookup_with_vuses): Ditto.
11441 (vn_lookup_or_add): Ditto (and second argument removed);
11442 (vn_lookup_or_add_with_vuses): Ditto.
11443 (vn_lookup_with_stmt): New.
11444 (vn_lookup_or_add_with_stmt): Ditto.
11445 (create_value_handle_for_expr): Ditto.
11447 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11448 (seen_during_translate): New function.
11449 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11450 (phi_trans_add): Ditto.
11451 (constant_expr_p): FIELD_DECL is always constant.
11452 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11453 Use constant_expr_p.
11454 Avoid infinite recursion on mutually valued expressions.
11455 Change callers of vn_lookup_or_add.
11456 (phi_translate): New function.
11457 (compute_antic_safe): Allow phi nodes.
11458 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11459 (find_or_generate_expression): Rewrite slightly.
11460 (create_expression_by_pieces): Updated for vn_lookup_or_add
11462 Update VN_INFO for new names.
11463 (insert_into_preds_of_block): Update for new names.
11464 (add_to_exp_gen): New function.
11465 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11466 (find_existing_value_expr): Rewrite to changed vn_lookup.
11467 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11468 (try_look_through_load): Removed.
11469 (try_combine_conversion): Ditto.
11470 (get_sccvn_value): New function.
11471 (make_values_for_phi): Ditto.
11472 (make_values_for_stmt): Ditto.
11473 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11475 (init_pre): Update for SCCVN changes.
11477 (execute_pre): Ditto.
11479 * tree-flow.h (make_value_handle): Declare.
11480 (set_value_handle): Ditto.
11481 (sort_vuses_heap): Ditto.
11482 (vn_lookup_or_add_with_stmt): Ditto.
11483 (vn_lookup_with_stmt): Ditto.
11484 (vn_compute): Remove.
11486 (vn_delete): Ditto.
11487 (vn_lookup): Update arguments.
11489 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11490 (tree-vn.o): Ditto.
11491 (tree-ssa-sccvn.o): New.
11492 (OBJS-common): Add tree-ssa-sccvn.o
11494 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11497 * c-typeck.c (build_external_ref): Don't mark as used if called
11499 * calls.c (rtx_for_function_call): Likewise.
11501 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11505 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11507 * dce.c (deletable_insn_p_1): New function, split out from...
11508 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11509 specially, not those inside PARALLELs. Remove BODY argument
11510 and adjust recursive call accordingly.
11511 (prescan_insns_for_dce): Update call to delete_insn_p.
11513 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11515 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11516 (try_combine): Move potential calls to undo_all() so they happen
11517 before we commit to using the combined insns.
11519 2006-06-30 Jan Hubicka <jh@suse.cz>
11521 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11524 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11526 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11527 (cgraph_remove_unreachable_nodes): Likewise.
11528 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11529 * ipa-inline.c (update_caller_keys): Cast according to the coding
11531 (cgraph_decide_recursive_inlining): Likewise.
11532 (cgraph_decide_inlining_of_small_function): Likewise.
11533 (try_inline): Likewise.
11534 (cgraph_decide_inlining_incrementally): Likewise.
11535 * ipa-pure-const.c (get_function_state): Likewise.
11536 (scan_function): Likewise.
11537 (analyze_function): Likewise.
11538 (static_execute): Likewise.
11539 * ipa-reference.c (scan_for_static_refs): Likewise.
11540 (merge_callee_local_info): Likewise.
11541 (analyze_function): Use type safe memory macros.
11542 (static_execute): Likewise. Cast according to the coding conventions.
11543 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11545 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11547 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11548 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11551 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11553 PR middle-end/30024
11554 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11555 for complex modes (both int and real).
11557 2007-06-29 Jan Hubicka <jh@suse.cz>
11559 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11561 2007-06-29 Jan Hubicka <jh@suse.cz>
11563 PR middle-end/32372
11564 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11567 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11570 * config/avr/avr.c: Include dataflow header file.
11571 (expand_prologue): Adjust for prologue insn change.
11572 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11575 2007-06-29 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/32493
11578 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11579 during type verification.
11581 2007-06-29 Jan Hubicka <jh@suse.cz>
11583 * recog.c (validate_change_rtx_1): Unshare TO argument.
11585 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11587 PR tree-optimization/24659
11588 * tree-vect-transform.c (vectorizable_call): Handle
11589 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11591 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11592 * config/i386/i386.c (enum ix86_builtins)
11593 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11594 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11596 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11597 const using def_builtin_const.
11598 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11599 input operands in the same modes as the result.
11600 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11602 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11604 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11605 (df_set_dead_notes_for_mw): Likewise.
11607 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11609 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11611 2007-06-28 DJ Delorie <dj@redhat.com>
11613 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11615 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11617 * doc/invoke.texi (C++ Dialect Options): Document
11618 fvisibility-ms-compat.
11619 * c.opt (fvisibility-ms-compat): New.
11621 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11624 * tree-affine.c (aff_combination_add_elt): Handle
11625 pointer addition specially.
11627 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11629 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11630 decl is non-external for AIX ABI.
11632 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11634 * config/rs6000/predicates.md (current_file_function_operand):
11635 Ensure the symbol is non-external for AIX ABI.
11637 2007-06-28 Nick Clifton <nickc@redhat.com>
11639 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11640 (fdce, fdse, fpredictive-commoning): Likewise.
11642 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11645 * gcc.c (process_command): Recognize the new -static-libgfortran
11648 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11651 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11652 Use a call clobbered hard reg instead of a pseudo reg.
11654 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11656 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11658 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11661 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11662 REG_LIBCALL and REG_RETVAL notes.
11663 (divsi3, mulsi3): Likewise.
11664 (mulhisi3): Likewise. Use emit_libcall_block.
11665 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11667 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11669 PR rtl-optimization/32481
11670 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11672 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11674 * dce.c (deletable_insn_p_1): New function, split out from...
11675 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11676 specially, not those inside PARALLELs. Remove BODY argument
11677 and adjust recursive call accordingly.
11678 (prescan_insns_for_dce): Update call to delete_insn_p.
11680 2007-06-27 Richard Guenther <rguenther@suse.de>
11682 PR middle-end/32492
11683 * tree.h (fold_convertible_p): Declare.
11684 * fold-const.c (fold_convertible_p): New function.
11685 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11686 instead of lang_hooks.types_compatible_p.
11688 2007-06-26 Jan Hubicka <jh@suse.cz>
11690 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11691 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11692 early use validate_unshare_change.
11693 (reload_combine): Likewise.
11694 * recog.c (change_t): New field unshare.
11695 (validate_change_1): Rename from validate_change; add argument unshare.
11696 (validate_change): Turn into wrapper of validate_change_1; update
11697 prototype for bools.
11698 (validate_unshare_change): New.
11699 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11700 calls of df_insn_rescan.
11701 * recog.h (validate_change): Replace ints by bools.
11702 (validate_unshare_change): Declare.
11704 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11706 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11708 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11710 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11712 2007-06-25 Jan Hubicka <jh@suse.cz>
11714 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11716 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11717 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11718 places other call site specific checks are performed.
11720 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11723 * tree-vect-transform.c (vectorizable_operation): Convert
11724 POINTER_PLUS_EXPR over to PLUS_EXPR.
11726 2007-06-25 Chao-ying Fu <fu@mips.com>
11728 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11729 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11730 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11731 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11733 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11734 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11735 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11736 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11737 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11738 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11739 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11740 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11741 ALL_FIXED_POINT_MODE_P): New define.
11742 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11744 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11746 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11747 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11748 MODE_VECTOR_UACCUM): New mode classes.
11750 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11751 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11752 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11755 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11756 (blank_mode): Initialize ibit and fbit.
11757 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11758 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11760 (new_adjust): Change required_class to required_class_from and
11761 required_class_to for testing within a range.
11762 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11763 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11764 MODE_VECTOR_UACCUM.
11765 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11766 (make_fixed_point_mode): New.
11767 (_ADD_ADJUST): Change C to C1 and C2.
11768 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11769 use a range for machine classes.
11770 (ADJUST_IBIT, ADJUST_FBIT): New.
11771 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11773 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11774 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11775 Emit adjustment for ibit and fbit.
11776 (emit_mode_ibit, emit_mode_fbit): New.
11777 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11779 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11781 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11782 as the source of the set.
11784 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11786 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11787 FP_REGNO_P): Use IN_RANGE.
11788 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11789 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11790 (DATA_REG_P): Use DATA_REGNO_P.
11791 (FP_REG_P): Use FP_REGNO_P.
11792 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11793 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11794 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11796 2007-06-24 Jan Hubicka <jh@suse.cz>
11798 PR middle-end/30563
11799 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11801 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11803 PR middle-end/32461
11804 * fold-const.c (fold_binary): Strip nops of operand 0
11805 of BIT_NOT_EXPR before calling operand_equal_p.
11806 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11807 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11809 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11811 * doc/extend.texi: Document that dllimport and dllexport imply
11812 default visibility.
11813 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11814 imported or exported declaration, including type declarations.
11815 * c-common.c (handle_visibility_attribute): Check for conflicts
11816 with dllimport/dllexport.
11817 (c_determine_visibility): Handle dllimport/dllexport as an
11818 explicit visibility atttribute.
11820 2007-06-23 Richard Guenther <rguenther@suse.de>
11822 PR tree-optimization/16876
11823 PR middle-end/29478
11824 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11826 * tree-inline.c (initialize_inlined_parameters): Do not call
11827 lang_hooks.tree_inlining.convert_parm_for_inlining.
11828 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11829 reason for mismatched types.
11830 * gimplify.c (gimplify_call_expr): Verify the call expression
11831 arguments match the called function type signature. Otherwise
11832 mark the call expression to be not considered for inlining
11833 using CALL_CANNOT_INLINE_P flag.
11834 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11835 edges call expression.
11836 (cgraph_decide_inlining_of_small_function): Likewise.
11837 (cgraph_decide_inlining): Likewise.
11838 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11840 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11841 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11842 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11843 Remove declaration.
11844 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11845 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11847 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11848 convert_parm_for_inlining member.
11850 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11853 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11854 Remove optimization for GT.
11856 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11858 PR middle-end/32437
11859 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11861 (prescan_insns_for_dce): Add extra parameter.
11863 2007-06-23 Jan Hubicka <jh@suse.cz>
11865 PR middle-end/31541
11866 * gimplify.c (mark_addressable): New function.
11867 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11869 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11871 PR middle-end/32374
11872 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11874 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11877 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11878 moves between MMX/SSE registers to at least 8 units to prevent
11879 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11881 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11883 * config/i386/i386.c (override_options): Correct x86_sahf
11886 2007-06-21 David Daney <ddaney@avtrex.com>
11889 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11890 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11891 (exception_receiver): Renamed to ...
11892 (nonlocal_goto_receiver): ... this.
11894 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11896 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11897 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11898 partial register accesses.
11900 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11902 * fold-const.c (debug_fold_checksum): Move it under
11903 ENABLE_FOLD_CHECKING.
11905 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11907 PR middle-end/20623
11908 * tree.h (debug_fold_checksum): Declared.
11909 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11910 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11911 build_fold_addr_expr_with_type_1.
11912 (fold_addr_expr, debug_fold_checksum): New.
11913 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11914 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11915 Use fold_addr_expr.
11917 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11919 PR tree-optimization/19590
11920 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11921 of scev is a constant.
11923 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11925 * df-problems.c (df_note_bb_compute): Made computation of live
11926 info consistent with df_lr.
11928 2007-06-21 Richard Guenther <rguenther@suse.de>
11930 PR tree-optimization/32453
11931 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11932 for pointer anti-range.
11934 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11936 * config/i386/i386.c (processor_target_table): Increase maximum
11937 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11940 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11941 byte alignment if > 8 byte alignment is preferred.
11942 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11944 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11946 PR tree-optimization/31866
11947 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11948 if ASM_EXPR's input is not a SSA_NAME.
11950 PR middle-end/32362
11951 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11952 but decl is a global var, instead return decl.
11953 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11954 even for is_global_var decls, if they are private in some outer
11957 2007-06-21 Richard Guenther <rguenther@suse.de>
11959 PR tree-optimization/32451
11960 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11962 2007-06-21 Christian Bruel <christian.bruel@st.com>
11964 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11965 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11966 (push_regs): Changed saving order or banked registers.
11967 (sh_expand_epilogue): Likewise.
11968 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11969 (FIRST_BANKED_REG): Likewise.
11970 (LAST_BANKED_REG): Likewise.
11971 * config/sh/sh.md (banked) New attribute.
11972 (in_delay_slot): Check banked attribute.
11974 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11976 PR tree-optimization/32075
11977 * tree-data-ref.c (subscript_dependence_tester_1,
11978 analyze_miv_subscript, analyze_overlapping_iterations,
11979 add_distance_for_zero_overlaps, build_classic_dist_vector,
11980 subscript_dependence_tester_1, analyze_overlapping_iterations,
11981 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11982 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11983 to evolution_function_is_affine_multivariate_p.
11985 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11987 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11989 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11992 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11994 * config/m32c/prologue.md (epilogue_exitd_16): New.
11995 (epilogue_reit_16): New.
11996 (epilogue_exitd): Rename to epilogue_exitd_24.
11997 (epilogue_reit): Rename to epilogue_reit_24.
11999 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12000 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12002 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12004 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12005 if dbg_cnt (sched_insn) reaches the limit.
12006 (choose_ready): New parameter INSN_PTR and new return value.
12007 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12008 the new return value from choose_ready.
12009 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12010 (rest_of_handle_global_alloc): New global_alloc_at_func.
12012 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12014 PR tree-optimization/25737
12015 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12016 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12017 * tree-flow.h (struct fieldoff): Add new field alias_set.
12018 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12019 argument addressable_type. Set alias_set of fieldoff.
12020 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12021 (create_overlap_variables_for): Pass alias_set from fieldoff to
12023 * alias.c (get_alias_set): Use alias_set from SFT if set.
12025 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12027 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12028 of a variable as an unsigned HOST_WIDE_INT integer.
12030 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12032 PR rtl-optimization/32405
12033 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12035 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12037 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12039 PR middle-end/31959
12040 * builtins.c: Include diagnostic.h.
12041 (expand_builtin_expect): Make gcc_assert more permissive.
12042 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12044 PR inline-asm/32109
12045 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12048 PR middle-end/32285
12049 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12050 if ACCUMULATE_OUTGOING_ARGS.
12052 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12054 * config/m68hc11/m68hc11.c: Include dataflow header file.
12055 (m68hc11_reorg): Port to dataflow.
12057 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12059 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12060 (struct df_problem.free_blocks_on_set_blocks): New field.
12061 (struct dataflow.optional_p): New field.
12062 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12063 (df_live_set_all_dirty): New function.
12064 * df-scan.c (df_scan_alloc): Initialize optional_p.
12065 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12066 * df-core.c (df_set_blocks): Removed use of
12067 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12068 df_problem.free_blocks_on_set_blocks to determine which blocks are
12070 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12071 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12072 uses dataflow.optional_p to determine if problem should be
12074 (rest_of_handle_df_initialize): Only start live problem if
12076 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12077 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12078 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12079 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12080 problem_NOTE): Initialize free_blocks_on_set_blocks.
12081 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12083 (df_live_set_all_dirty, df_note_alloc): New function.
12084 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12086 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12087 * postreload.c (reload_combine): Ditto.
12088 * cse.c (cse_extended_basic_block): Ditto.
12089 * regmove.c (mark_flags_life_zones): Ditto.
12090 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12091 erase_matching_seqs): Ditto.
12092 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12093 * integrate (allocate_initial_values): Ditto.
12094 * combine.c (reg_dead_at_p): Ditto.
12095 * resource.c (mark_target_live_regs): Ditto.
12096 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12097 * config/sh/sh.c (find_r0_life_regions): Ditto.
12098 * global.c (rest_of_handle_global_alloc): Only add back df_live
12100 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12101 df_live for -O > 1.
12102 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12104 (if_convert): Make sure df_live is there at -O == 1.
12105 (pass_if_after_combine): Cleanup flags.
12106 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12107 is there at -O == 1.
12109 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12111 * config/arm/arm.c (arm_get_frame_offsets): Set
12112 offsets->locals_base to avoid negative stack size.
12113 (thumb1_expand_prologue): Assert on negative stack size.
12115 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12117 PR tree-optimization/32367
12118 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12119 of the chrec has no evolution in that loop.
12120 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12122 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12124 * config/xtensa/xtensa.c: Include "df.h".
12125 (xtensa_builtin_saveregs): Use adjust_address instead of
12127 (xtensa_va_start): Invoke make_tree with sizetype for
12128 expand_builtin_saveregs and then convert the result to a pointer.
12129 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12130 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12131 Subtract argument size from index value as integers and then use
12132 POINTER_PLUS_EXPR to add the result to the array address.
12134 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12137 * config/m32c/m32c.c: Include dataflow header file.
12138 (m32c_emit_prologue): Adjust for prologue insn change.
12139 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12140 once inside a PARALLEL. Assume frame size passed in operand 0
12141 includes space to save the fb register.
12142 (prologue_enter_24): Likewise.
12143 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12145 2007-06-19 David Daney <ddaney@avtrex.com
12148 * config/mips/mips.md (cprestore): Mark $gp as used.
12150 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12153 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12154 (frv_ifcvt_modify_insn): Likewise.
12156 2007-06-19 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12159 only handle positive offsets that fit in a HOST_WIDE_INT.
12161 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12163 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12164 result of rsqrt insn for zero input argument to avoid NaN.
12166 2007-06-19 Richard Guenther <rguenther@suse.de>
12168 PR middle-end/31950
12169 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12171 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12173 PR tree-optimization/32353
12174 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12176 2007-06-19 Nick Clifton <nickc@redhat.com>
12178 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12180 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12183 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12184 * config/i386/i386.c (assign_386_stack_local): Assert that
12185 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12186 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12187 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12188 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12190 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12192 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12194 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12196 PR rtl-optimization/32321
12197 * gcse.c (replace_store_insn): Update the note before
12198 calling emit_insn_after.
12200 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12202 PR middle-end/32355
12203 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12205 * df-problems.c (df_note_bb_compute): Fix dumping info.
12207 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12209 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12210 insn with emit_jump_insn.
12212 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12214 PR tree-optimization/32383
12215 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12216 * targhooks.h (default_builtin_reciprocal): Update prototype.
12217 * target.h (struct gcc_target): Update builtin_reciprocal.
12218 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12219 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12220 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12221 when fndecl is in BUILT_IN_MD class.
12222 (execute_convert_to_rsqrt): Ditto.
12224 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12225 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12226 Convert BUILT_IN_SQRTF code only when md_fn is false.
12228 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12230 * bt-load.c (move_btr_def): Fix the order of arguments
12231 to validate_replace_rtx.
12233 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12235 * config/m68k/m68k-devices.def: Add 54450..54455.
12237 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12239 PR rtl-optimization/32366
12240 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12241 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12244 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12246 PR middle-end/32349
12247 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12248 this is true, rescan insn being modified.
12249 (sms_schedule): Added rescan parameter.
12250 (rest_of_handle_sms): Moved freeing of dominance info to before
12251 getting out of cfg_layout.
12253 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12255 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12256 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12259 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12260 FL_CF_EMAC from the entry for isac.
12262 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12263 (const_sibcall_operand): New.
12264 (sibcall_operand): Use it.
12265 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12266 (m68k_isas): ISAC does not imply FPU or EMAC.
12267 (override_options): Add ISA_C logic for symbolic jump & call.
12269 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12271 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12272 return mode from the builtin itself.
12273 (sparc_fold_builtin): Fix cast of zero constant.
12275 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12277 * targhooks.c (default_builtin_reciprocal): New default target hook.
12278 * targhooks.h (default_builtin_reciprocal): Add prototype.
12279 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12280 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12281 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12282 default_builtin_reciprocal.
12284 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12286 PR middle-end/31723
12287 * hooks.c (hook_tree_tree_bool_null): New hook.
12288 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12289 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12290 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12291 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12292 and convert it to reciprocal a*rfunc(b).
12293 (execute_convert_to_rsqrt): New function.
12294 (gate_convert_to_rsqrt): New function.
12295 (pass_convert_to_rsqrt): New pass definition.
12296 * target.h (struct gcc_target): Add builtin_reciprocal.
12297 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12298 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12299 TARGET_BUILTIN_RECIPROCAL.
12300 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12302 * config/i386/i386.h (TARGET_RECIP): New define.
12303 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12304 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12305 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12306 and not optimizing for size.
12307 (*rcpsf2_sse): New insn pattern.
12308 (*rsqrtsf2_sse): Ditto.
12309 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12310 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12311 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12312 and not optimizing for size.
12313 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12314 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12315 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12316 and not optimizing for size.
12317 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12318 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12319 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12320 and not optimizing for size.
12321 (*sse_rsqrtv4sf2): Do not export.
12322 (sqrtv4sf2): Ditto.
12323 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12324 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12325 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12326 and not optimizing for size.
12327 (sqrtv4sf2): Ditto.
12328 * config/i386/i386.opt (mrecip): New option.
12329 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12330 (ix86_emit_swsqrtsf): Ditto.
12331 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12332 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12333 builtin definition.
12334 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12335 ix86_expand_unop1_builtin.
12336 (ix86_emit_swdivsf): New function.
12337 (ix86_emit_swsqrtsf): Ditto.
12338 (ix86_builtin_reciprocal): New function.
12339 (TARGET_BUILTIN_RECIPROCAL): Use it.
12340 (ix86_vectorize_builtin_conversion): Rename from
12341 ix86_builtin_conversion.
12342 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12343 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12344 "i386 and x86_64 Options" section.
12345 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12347 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12348 Zdenek Dvorak <dvorakz@suse.cz>
12349 Richard Guenther <rguenther@suse.de>
12350 Kaz Kojima <kkojima@gcc.gnu.org>
12352 * tree-vrp.c (compare_values_warnv): Convert val2 to
12354 (extract_range_from_assert): Create
12355 POINTER_PLUS_EXPR for pointer types.
12356 (extract_range_from_binary_expr): Handle
12357 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12359 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12360 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12361 POINTER_PLUS_EXPR as PLUS_EXPR.
12362 (number_of_iterations_lt_to_ne):
12363 For pointer types, use sizetype when
12364 creating MINUS_EXPR/PLUS_EXPRs.
12365 (assert_loop_rolls_lt): For pointer types, use sizetype when
12366 creating MINUS_EXPR/PLUS_EXPRs.
12367 (number_of_iterations_le): Likewise.
12368 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12369 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12370 like PLUS_EXPR and MINUS_EXPR.
12371 * tree-pretty-print.c (dump_generic_node): Handle
12373 (op_prio): Likewise.
12374 (op_symbol_1): Likewise.
12375 * optabs.c (optab_for_tree_code): Likewise.
12376 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12378 * tree-tailcall.c (process_assignment): Mention
12379 POINTER_PLUS_EXPR in a TODO comment.
12380 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12381 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12382 not used with a pointer and an integer type.
12383 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12384 increment using chrec_convert_rhs instead of chrec_convert.
12385 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12386 PLUS_EXPR except for the right hand side's type will be
12388 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12389 (fold_used_pointer_cast): Kill.
12390 (pointer_offset_p): Kill.
12391 (fold_used_pointer): Kill.
12392 (pointer_used_p): Kill.
12393 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12394 call fold_used_pointer.
12395 (instantiate_parameters_1): Convert the increment
12396 using chrec_convert_rhs instead of chrec_convert.
12397 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12398 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12399 instead of PLUS_EXPR.
12400 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12401 PLUS_EXPR for pointers.
12402 (std_gimplify_va_arg_expr): Likewise.
12403 (fold_builtin_memory_op): Likewise.
12404 (fold_builtin_strstr): Likewise.
12405 (fold_builtin_strchr): Likewise.
12406 (fold_builtin_strrchr): Likewise.
12407 (fold_builtin_strpbrk): Likewise.
12408 (expand_builtin_memory_chk): Likewise.
12409 (fold_builtin_memory_chk): Likewise.
12410 (std_expand_builtin_va_start): Use
12411 sizetype for the call to make_tree and then convert
12412 to the pointer type.
12413 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12414 instead of PLUS_EXPR for adding to a pointer.
12415 (std_gimplify_va_arg_expr): Use fold_build2 for
12416 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12417 the operands to sizetype first and then cast the BIT_AND_EXPR
12418 back to the pointer type.
12419 * fold-const.c (build_range_check): Handle pointer types
12421 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12422 of PLUS_EXPR's. Make sure the offset is converted to
12424 (try_move_mult_to_index): Strip the NOPs from the offset.
12425 Remove code argument and replace all uses with PLUS_EXPR.
12426 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12427 specially. Don't use a pointer type for MINUS_EXPR.
12428 (fold_unary): Handle for (T1)(X op Y),
12429 only p+ as that is the only as that can be handled for
12430 binary operators now.
12431 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12433 <case PLUS_EXPR>: Add folding of PTR+INT into
12435 Don't call try_move_mult_to_index.
12436 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12437 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12438 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12439 Don't call try_move_mult_to_index.
12440 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12441 (tree_expr_nonzero_p): Likewise.
12442 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12443 of PLUS_EXPR for the complex expression folding.
12444 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12445 first chrec is a pointer type, then the second should
12446 be sizetype and not the first's type.
12447 For POINTER_PLUS_EXPR, use a different right hand side type.
12448 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12449 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12450 different right hand side type.
12451 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12452 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12453 instead of PLUS_EXPR.
12454 When either operand is zero, convert the other operand.
12455 (chrec_apply): Use chrec_convert_rhs
12456 on the argument x instead of chrec_convert.
12457 (reset_evolution_in_loop): For pointer types, the new_evol
12458 should be sizetype.
12459 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12460 different right hand side type.
12461 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12462 (chrec_convert_rhs): New function.
12463 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12464 different right hand side type.
12465 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12466 * tree-chrec.h (chrec_convert_rhs): New prototype.
12467 (build_polynomial_chrec): For pointer types, the right hand
12468 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12469 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12470 Remove subtraction case as it is always addition now.
12471 Make sure the offset is converted to sizetype.
12472 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12473 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12474 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12475 PLUS_EXPR in pointer type.
12476 Handle POINTER_PLUS_EXPR.
12477 (tree_to_aff_combination): Likewise.
12478 (force_expr_to_var_cost): Likewise.
12479 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12480 instead of PLUS_EXPR for pointers.
12481 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12482 instead of PLUS_EXPR of pointer types.
12483 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12485 (check_va_list_escapes): Likewise.
12486 (check_all_va_list_escapes): Likewise.
12487 * dwarf2out.c (loc_descriptor_from_tree_1):
12488 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12489 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12490 (string_constant): Likewise.
12491 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12492 the offset to the base, use POINTER_PLUS_EXPR.
12493 (add_to_parts): Convert the index to sizetype.
12494 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12495 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12496 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12497 Offset only holds something for PLUS_EXPR.
12498 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12500 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12502 (analyze_accesses_for_modify_stmt): Likewise.
12503 Remove comment about the type being integral type as it is
12505 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12507 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12509 Correct the type which the artimentic is done in (is now
12512 * tree-data-ref.c (split_constant_offset): Handle
12514 * tree-affine.c (tree_to_aff_combination): Likewise.
12515 * c-typeck.c (build_unary_op): For pointers create the increment
12516 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12518 * gimplify.c (gimplify_self_mod_expr): Create a
12519 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12520 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12521 * tree.def (POINTER_PLUS_EXPR): New tree code.
12522 * tree-predcom.c (ref_at_iteration): If we have a pointer
12523 type do the multiplication in sizetype.
12524 * tree-mudflap.c (mf_xform_derefs_1): Create a
12525 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12526 * tree-ssa-forwprop.c
12527 (forward_propagate_addr_into_variable_array_index):
12528 Don't expect there to be a cast for the index as that
12529 does not exist anymore.
12530 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12531 instead of PLUS_EXPR.
12532 Don't check for the first operand of the POINTER_PLUS_EXPR
12533 was the index as it cannot be.
12534 Call forward_propagate_addr_into_variable_array_index with
12535 the SSA_NAME instead of the statement.
12536 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12537 (compare_constant): Likewise.
12538 (copy_constant): Likewise.
12539 (compute_reloc_for_constant): Likewise.
12540 (output_addressed_constants): Likewise.
12541 (initializer_constant_valid_p): Likewise.
12542 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12543 Convert the MIN/MAX of the inner type to the outer
12544 type before comparing them.
12545 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12546 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12547 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12548 of PLUS_EXPR for pointers.
12549 * tree-inline.c (estimate_num_insns_1): Handle
12551 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12552 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12553 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12554 instead of PLUS_EXPR for the pointer increment statement.
12555 (vect_update_ivs_after_vectorizer): For pointer types, create
12556 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12557 MULT_EXPR in sizetype.
12558 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12560 * tree-object-size.c (plus_expr_object_size): Handle
12561 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12562 code which is trying to figure out which side is a pointer and
12564 (check_for_plus_in_loops_1): Likewise.
12565 (check_for_plus_in_loops): Likewise.
12566 * c-common.c (pointer_int_sum): Create a
12567 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12568 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12569 only POINTER_PLUS_EXPR. Removing all the extra
12570 code which is trying to figure out which side is a pointer and
12572 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12573 PLUS_EXPR and MINUS_EXPR.
12574 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12576 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12577 with make_tree, instead of a pointer type.
12578 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12579 for pointers instead of PLUS_EXPR.
12580 (s390_gimplify_va_arg): Likewise.
12581 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12582 instead of PLUS_EXPR when doing addition on pointer
12583 types. Use sizetype for the second operand.
12584 (spu_gimplify_va_arg_expr): Likewise.
12585 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12586 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12587 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12588 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12589 for the pointer addition and also use size_int/sizetype
12591 (ix86_gimplify_va_arg): Likewise.
12592 Perform BIT_AND_EXPR on sizetype arguments.
12593 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12594 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12595 for the pointer additions and also use size_int for the offsets.
12596 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12597 additions and also use size_int for the offsets. Perform
12598 BIT_AND_EXPR on sizetype arguments.
12599 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12600 POINTER_PLUS_EXPR for pointers and create the
12601 BIT_AND_EXPR in sizetype.
12602 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12603 instead of PLUS_EXPR for pointer addition.
12604 (rs6000_va_start): Likewise.
12605 Also use sizetype for the offset.
12606 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12607 as PLUS_EXPR/MINUS_EXPR.
12608 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12609 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12610 Don't use BIT_AND_EXPR on a pointer type, convert the
12611 expression to sizetype first.
12612 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12614 (mips_gimplify_va_arg_expr): Likewise.
12615 Don't create BIT_AND_EXPR in a pointer type.
12617 2007-06-15 Eric Christopher <echristo@apple.com>
12619 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12620 (x86_64-*-darwin*): Ditto.
12621 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12624 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12626 * doc/extend.texi: Document behavior of __attribute__((aligned))
12629 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12631 * rtlanal.c (note_stores): Improve documentation.
12633 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12635 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12636 LOCAL_LABEL_PREFIX): Delete.
12637 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12638 (bfin_internal_label): Delete.
12640 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12642 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12643 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12644 otherwise define to LIBGCC2_TF_CEXT.
12645 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12646 (LIBGCC_TF_CEXT): Ditto.
12649 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12651 PR rtl-optimization/32339
12652 * df-scan.c (df_uses_record): Don't modify flags but just add to
12653 it for df_ref_record.
12655 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12657 * tree-mudflap.c: Fix whitespace issues.
12659 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12661 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12663 2007-06-14 Eric Christopher <echristo@apple.com>
12665 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12666 (movv4sf): Use gcc_unreachable instead of abort.
12668 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12671 * config/i386/sfp-machine.h (CMPtype): New define.
12672 (mach stubs): Use CMPtype instead of int as a return type.
12674 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12676 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12677 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12678 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12679 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12680 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12681 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12682 config/soft-fp/soft-fp.h: Update from glibc CVS.
12684 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12686 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12688 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12691 * config/v850/v850.c: Include dataflow header file.
12692 (substitute_ep_register): Fix typo.
12694 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12696 * configure.ac: Fix earlier checkin.
12697 * configure: Regenerated.
12699 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12701 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12702 * aclocal.m4: Regenerate.
12703 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12704 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12705 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12706 * configure: Regenerate.
12707 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12709 * Makefile.in (quickstrap): Build libgcc too.
12711 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12713 * configure.ac: Add --enable-checking=df. Explicitly mention that
12714 the variables are initialized as for "release".
12715 * df-core.c: Use it.
12716 * configure: Regenerate.
12717 * config.in: Regenerate.
12719 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12721 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12722 validate_replace_rtx instead of replace_rtx.
12723 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12725 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12727 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12728 (DWARF2_UNWIND_INFO): Override default if configured with
12730 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12731 (ENDFILE_SPEC): Add crtend.o.
12732 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12733 (ENDFILE_SPEC): Add crtend.o.
12734 (TARGET_USE_JCR_SECTION): Define.
12735 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12737 * config/i386/cygming-crtbegin.c: New file.
12738 * config/i386/cygming-crtend.c: New file.
12740 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12742 * config/i386/w32-unwind.h: New file.
12744 2007-06-13 Eric Christopher <echristo@apple.com>
12746 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12747 the user set a value below STACK_BOUNDARY.
12749 2007-06-13 Thiemo Seufer <ths@networkno.de>
12751 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12752 imply -lpthread for -pthread.
12754 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12756 * basic-block.h: Remove the prototype for
12757 free_basic_block_vars.
12758 * cfglayout.h: Remove the prototype for
12759 insn_locators_initialize.
12760 * tree.h: Remove the prototype for emit_line_note.
12762 * tree-ssa-pre.c (mergephitemp): Remove.
12763 (init_pre): Don't use mergephitemp.
12765 2007-06-13 Eric Christopher <echristo@apple.com>
12767 * config/i386/i386.c (override_options): If we've specified
12768 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12770 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12772 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12775 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12777 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12778 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12779 (eh_store_handler): New pattern.
12780 (eh_return): Emit it instead of a plain move.
12782 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12785 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12786 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12789 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12791 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12792 (find_next_insn_start, find_load): New functions.
12793 (bfin_reorg): Use them to deal with the fact that parallel insns are
12794 no longer represented as a SEQUENCE.
12796 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12798 * config/sparc/sparc.c (sparc_override_options): Initialize
12799 fpu mask correctly.
12801 2007-06-13 Dave Korn <dave.korn@artimi.com>
12803 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12806 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12808 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12809 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12810 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12811 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12812 tree-vect-transform.c: Fix comment typos. Follow spelling
12815 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12817 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12818 to the exit block use set.
12819 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12820 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12821 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12823 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12825 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12826 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12827 to indicate an error.
12828 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12830 (dbg_cnt_process_opt): Print an error on a bad argument.
12831 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12832 * common.opt (-fdbg-cnt-list): New.
12833 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12835 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12837 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12838 flag on ref-all pointers.
12840 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12842 PR middle-end/31579
12843 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12844 for the offset with the modifier as EXPAND_INITIALIZER
12845 if the modifier is EXPAND_INITIALIZER.
12846 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12847 a register if we had an overflow.
12849 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12851 * real.c (real_isfinite): New.
12852 (real_sqrt): Use it.
12853 * real.h (real_isfinite): New.
12854 * builtins.c: Use it.
12856 2007-06-12 Ian Lance Taylor <iant@google.com>
12857 Daniel Berlin <dberlin@dberlin.org>
12860 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12861 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12862 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12863 (DECL_NO_TBAA_P): Define.
12864 (struct tree_decl_common): Add no_tbaa_flag field.
12865 * tree-ssa-structalias.c (struct variable_info): Add
12866 no_tbaa_pruning field.
12867 (new_var_info): Initialize no_tbaa_pruning field.
12868 (unify_nodes): Copy no_tbaa_pruning field.
12869 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12870 (dump_solution_for_var): Print no_tbaa_pruning flag.
12871 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12873 (compute_tbaa_pruning): New static function.
12874 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12875 Call compute_tbaa_pruning.
12876 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12877 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12878 * gimple-low.c (lower_stmt): Likewise.
12879 * tree-gimple.c (is_gimple_stmt): Likewise.
12880 * tree-ssa-operands.c (get_expr_operands): Likewise.
12881 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12882 * tree-inline.c (estimate_num_insns_1): Likewise.
12883 (copy_result_decl_to_var): Likewise.
12884 * expr.c (expand_expr_real_1): Likewise.
12885 * tree-pretty-print.c (dump_generic_node): Likewise.
12886 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12887 * omp-low.c (omp_copy_decl_2): Likewise.
12888 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12889 * doc/c-tree.texi (Expression trees): Document
12890 CHANGE_DYNAMIC_TYPE_EXPR.
12892 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12894 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12895 with !HONOR_NANS and !HONOR_INFINITIES.
12896 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12898 2007-06-12 Tristan Gingold <gingold@adacore.com>
12900 * gcov.c: Comments updated.
12901 (source_info): Add file_time field.
12902 (source_index): New variable.
12903 (mutiple_files): New variable.
12904 (generate_results): New function extracted from process_file.
12905 (process_file): Save and restore chain of functions, generate
12906 results and free structures only if not merging results.
12907 (release_structures): File names are now freed in create_file_names
12908 (create_file_names): Free previous file names.
12909 (find_source): File date is now read here and modifications in
12910 source files is checked here.
12911 (read_graph_file): Only reverse order of functions for the current
12913 (make_gcov_file_name): Do not generate long names if input_name is
12915 (output_lines): If merging results do not display graph, data and
12917 Checking source file modification is done in find_source.
12919 * doc/gcov.texi: Append an s to sourcefile.
12921 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12923 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12924 (forced_nop): New pattern.
12925 * config/bfin/bfin.c: Include "df.h".
12926 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12927 (bfin_discover_loop): Use df_get_live_in instead of
12928 global_live_at_start.
12929 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12930 df_analyze when done.
12931 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12932 the insns. Use QImode for the final insn in a bundle. Call
12933 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12935 (reorder_var_tracking_notes): New function.
12936 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12937 update_life_info. Call df_analyze after scheduling and bundle
12938 generation. Call reorder_var_tracking_notes if generating these
12939 notes. Call df_finish_pass at the end.
12941 2007-06-12 Dirk Mueller <dmueller@suse.de>
12943 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12944 a comparison, not an assignment.
12946 2007-06-12 Olivier Hainque <hainque@adacore.com>
12948 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12949 Request walking the subtrees only, leaving the current is_lhs/val_only
12951 (convert_non_local_reference): Likewise.
12953 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12955 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12957 2007-06-12 Richard Guenther <rguenther@suse.de>
12959 PR tree-optimization/15353
12960 PR tree-optimization/31657
12961 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12962 * timevar.def: Add TV_TREE_IFCOMBINE.
12963 * tree-pass.h (pass_tree_ifcombine): Declare.
12964 * tree-ssa-ifcombine.c: New file.
12965 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12966 * tree-flow.h (blocks_in_phiopt_order): Declare.
12967 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12968 (tree-ssa-ifcombine.o): New dependencies.
12970 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12972 PR rtl-optimization/32293
12973 * combine.c (simplify_if_then_else): Truncate return from
12974 nonzero_bits() to correct mode.
12976 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12978 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12979 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12981 2007-06-11 Diego Novillo <dnovillo@google.com>
12983 * Makefile.in (reload1.o-warn): Remove.
12985 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12987 * combine.c (subst): Use reg_overlap_mentioned_p
12988 instead of comparing register numbers directly.
12990 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12992 * reload1.c (mark_home_live_1): Use the mode parameter.
12994 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12996 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12997 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12999 * df-core.c: Ditto.
13001 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13003 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13005 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13007 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13008 from integer registers.
13009 (FP mode splitters): Handle TFmode.
13011 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13013 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13014 for ref-all pointers that point-to anything.
13016 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13018 * config/arm/arm.c (arm_output_dwarf_dtprel,
13019 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13021 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13023 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13024 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13027 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13029 * tree.c (signed_or_unsigned_type_for): New.
13030 (unsigned_type_for): Use signed_or_unsigned_type_for.
13031 (signed_type_for): Use signed_or_unsigned_type_for.
13032 * tree.h (signed_or_unsigned_type_for): New.
13033 (get_signed_or_unsigned_type): Remove.
13034 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13035 lang_hooks.types.signed_type
13036 (size_diffop): Likewise.
13037 (all_ones_mask_p): Likewise.
13038 (build_range_check): Likewise.
13039 (fold_cond_expr_with_comparison): Likewise.
13040 (fold_cond_expr_with_comparison): Likewise.
13041 (unextend): Likewise.
13042 (extract_muldiv_1): Likewise.
13043 (fold_single_bit_test_into_sign_test): Likewise.
13044 (fold_binary): Likewise.
13045 (fold_ternary): Likewise.
13046 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13047 instead of get_signed_or_unsigned_type.
13048 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13049 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13050 * expr.c (signed_or_unsigned_type_for): Use
13051 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13052 * langhooks.c (get_signed_or_unsigned_type): Remove.
13053 (lhd_signed_or_unsigned_type): Remove.
13054 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13055 signed_or_unsigned_type.
13056 (lhd_signed_or_unsigned_type): Remove.
13057 * expmed.c (make_tree): Use signed_type_for instead of
13058 lang_hooks.types.signed_type.
13059 * c-common.c (same_scalar_type_ignoring_signedness): Use
13060 c_common_signed_type instead of lang_hooks.types.signed_type.
13061 (c_common_unsigned_type): New.
13062 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13063 (shorten_compare): Use c_common_unsigned_type instead of
13064 c_common_signed_or_unsigned_type.
13065 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13067 * convert.c (convert_to_integer): Use signed_type_for instead of
13068 lang_hooks.types.signed_type.
13069 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13070 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13071 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13072 * c-format.c (check_format_types): Use c_common_unsigned_type
13073 instead of unsigned_type_for.
13074 * c-decl.c (groakdeclarator): Likewise.
13075 * c-typeck.c (convert_for_assignment): Likewise.
13076 * c-common.h (c_common_unsigned_type): New.
13078 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13081 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13082 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13084 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13086 PR middle-end/32279
13087 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13088 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13090 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13091 Sebastian Pop <sebpop@gmail.com>
13093 * lambda-code.c (remove_iv): New.
13094 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13096 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13098 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13099 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13100 * tree-ssa-loop-prefetch.c: Include optabs.h.
13101 (FENCE_FOLLOWING_MOVNT): New macro.
13102 (struct mem_ref): Add independent_p and storent_p fields.
13103 (record_ref): Initalize the new fields.
13104 (gather_memory_references_ref): Return true if the reference
13106 (gather_memory_references): Check whether all memory accesses
13107 in loop were recorded.
13108 (should_issue_prefetch_p): Return false for nontemporal stores.
13109 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13110 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13111 (determine_loop_nest_reuse): Detect independent memory references.
13112 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13113 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13114 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13115 * config/i386/i386.h (x86_mfence): Declare.
13116 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13117 * config/i386/i386.c (x86_mfence): New variable.
13118 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13120 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13121 * optabs.c (init_optabs): Initialize storent_optab.
13122 * optabs.h (enum optab_index): Add OTI_storent.
13123 (storent_optab): Declare.
13124 * genopinit.c (optabs): Add initialization for storent_optab.
13125 * tree.h (MOVE_NONTEMPORAL): New macro.
13126 * expr.c (expand_assignment, store_expr, store_constructor_field,
13127 store_constructor, store_field, expand_expr_real_1): Propagate
13128 nontemporality of the expanded store.
13129 (emit_storent_insn): New function.
13130 * expr.h (expand_assignment, store_expr): Declaration changed.
13131 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13132 to expand_assignment.
13133 * stmt.c (expand_asm_expr): Ditto.
13134 * calls.c (initialize_argument_information): Pass false as
13135 nontemporality to store_expr.
13136 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13139 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13141 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13143 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13145 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13147 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13148 and allow DECL_P here.
13150 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13152 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13153 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13154 track of the size of the expression.
13155 * cfghooks.c (merge_blocks): Remove block from loops structure only
13156 after call of the merge_blocks hook.
13158 2007-06-09 Tom Tromey <tromey@redhat.com>
13160 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13161 (deprecated_state): Removed.
13162 (start_decl): Update.
13163 (enum deprecated_states): Moved earlier.
13164 (groktypename): Update.
13165 (push_parm_decl): Likewise.
13166 (grokfield): Likewise.
13167 (start_function): Likewise.
13169 2007-06-09 Ian Lance Taylor <iant@google.com>
13171 PR tree-optimization/32169
13172 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13173 CONVERT_EXPR, check whether min and max both converted to an
13174 overflow infinity representation.
13176 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13178 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13179 not inserted on the edge.
13181 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13183 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13184 instructions if they are supported.
13185 (__divsi3, __umodsi3, __modsi3): Likewise.
13186 (__ashldi3, __ashrdi3, __lshrdi3): New.
13187 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13189 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13190 Tony Linthicum <tony.linthicum@amd.com>
13192 * doc/invoke.texi: Add fvect-cost-model flag.
13193 * common.opt (fvect-cost-model): New flag.
13194 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13195 cost fields in stmt_vec_info struct for STMT.
13196 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13197 fields in stmt_vec_info struct and access functions for the same.
13198 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13199 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13200 load, store and vector to scalar operation.
13201 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13202 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13203 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13204 (TARG_VEC_STORE_COST): Define cost of vector store.
13205 (vect_estimate_min_profitable_iters): Define new function.
13206 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13207 check to evaluate if loop iterations are less than minimum profitable
13208 iterations determined by cost model or minimum vect loop bound defined
13209 by user, whichever is more conservative.
13210 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13211 run-time check to evaluate if loop iterations are less than minimum
13212 profitable iterations determined by cost model or minimum vect loop
13213 bound defined by user, whichever is more conservative.
13214 (vect_estimate_min_profitable_iterations): New function to estimate
13215 mimimimum iterartions required for vector version of loop to be
13216 profitable over scalar version.
13217 (vect_model_reduction_cost): New function.
13218 (vect_model_induction_cost): New function.
13219 (vect_model_simple_cost): New function.
13220 (vect_cost_strided_group_size): New function.
13221 (vect_model_store_cost): New function.
13222 (vect_model_load_cost): New function.
13223 (vectorizable_reduction): Call vect_model_reduction_cost during
13225 (vectorizable_induction): Call vect_model_induction_cost during
13227 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13228 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13229 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13230 vectorizable_promotion, vectorizable_demotion): Call
13231 vect_model_simple_cost during analysis phase.
13233 2007-06-08 Simon Baldwin <simonb@google.com>
13235 * reg-stack.c (get_true_reg): Readability change. Moved default case
13236 label into direct switch statement scope.
13238 2007-06-08 Simon Baldwin <simonb@google.com>
13240 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13241 in gcc_assert() with '==' comparison.
13243 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13245 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13246 TARGET_ABM handling of x86_popcnt variable.
13248 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13250 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13251 __builtin_copysignq and __builtin_infq built-in functions.
13253 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13255 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13256 SSE4.2 section. Correct built-in function names in SSE4A section.
13258 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13260 PR tree-optimization/32243
13261 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13262 for ncopies after ratio check between nunits_out and nunits_in.
13263 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13265 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13267 PR tree-optimization/32224
13268 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13269 vectorization upon a non GIMPLE_MODIFY_STMT.
13271 2007-06-08 Christian Bruel <christian.bruel@st.com>
13274 * config/sh/sh.md (doloop_end): New pattern and splitter.
13275 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13277 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13279 PR middle-end/32209
13280 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13282 (verify_dominators): Do not change dominance tree.
13284 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13286 * config/sh/constraints.md: New file.
13287 * config/sh/sh.c: Include tm-constrs.h.
13288 (reg_class_from_letter): Remove.
13289 (prepare_cbranch_operands): Use satisfies_constraint_*
13290 function instead of macro.
13291 (andcosts, broken_move, sh_secondary_reload): Likewise.
13292 * config/sh/predicates.md (trapping_target_operand): Likewise.
13293 (and_operand, arith_operand, arith_reg_or_0_operand,
13294 cmp_operand, logical_operand, target_operand,
13295 ua_address_operand, ua_offset, xor_operand): Likewise.
13296 * config/sh/sh.md: Include constraints.md.
13297 (*movsicc_t_false): Use satisfies_constraint_* function
13299 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13300 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13301 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13302 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13303 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13304 (REG_CLASS_FROM_CONSTRAINT): Remove.
13305 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13306 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13307 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13308 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13309 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13310 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13311 function instead of macro.
13312 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13313 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13314 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13315 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13316 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13317 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13318 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13319 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13320 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13321 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13322 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13323 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13324 EXTRA_CONSTRAINT_STR): Likewise.
13325 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13327 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13329 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13331 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13334 * c-common.h (flag_cpp0x): Replaced by...
13335 (cxx_dialect): ... this new variable specifying the C++ dialect that
13337 * c-common.c (flag_cpp0x): Removed.
13338 (cxx_dialect): Defined.
13339 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13341 * c-opts.c (c_common_post_options): Likewise.
13342 (set_std_cxx98): Set cxx_dialect to cxx98.
13343 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13345 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13346 Hui-May Chang <hm.chang@apple.com>
13348 * doc/invoke.texi (Darwin Options): Update documentation for
13349 -mmacosx-version-min.
13350 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13351 * config/darwin-driver.c: New file.
13352 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13353 * config/t-darwin (darwin-driver.o): New rule.
13355 * config/darwin-c.c (version_as_macro): Ignore low digit.
13357 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13359 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13360 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13361 (CSGNMODE): New mode macro.
13362 (CSGNVMODE): New mode attribute.
13363 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13364 expander using CSGNMODE mode macro. Handle TFmode.
13365 (copysign<mode>3_const): Rename from copysignsf3_const and
13366 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13368 (copysign<mode>3_var): Rename from copysignsf3_var and
13369 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13371 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13372 mode macro. Handle TFmode.
13373 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13374 (iortf3, *iortf3): Ditto.
13375 (xortf3, *xortf3): Ditto.
13376 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13377 TFmode and TImode masks.
13378 (ix86_expand_copysign): Expand TFmode copysign insn.
13379 (IX86_BUILTIN_INFQ): New.
13380 (IX86_BUILTIN_FABSQ): Ditto.
13381 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13382 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13383 [__builtin_fabsq]: Ditto.
13384 [__builtin_copysignq]: Ditto.
13385 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13386 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13387 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13388 ix86_expand_binop_builtin().
13390 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13392 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13394 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13397 * rtl.h (push_to_sequence2): New.
13398 * emit-rtl.c (push_to_sequence2): New.
13399 * function.c (assign_parm_data_all): Add new fields.
13400 (assign_parm_setup_block): Call push_to_sequence2 instead of
13402 (assign_parm_setup_reg): Ditto.
13403 (assign_parm_setup_stack): Ditto.
13404 (assign_parms_unsplit_complex): Ditto.
13405 (assign_parms): Change field name.
13407 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13409 PR tree-optimization/32220
13410 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13411 phi node is reached before defining statement.
13413 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13416 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13417 after changing the right hand side of the assignment.
13419 2007-06-06 Eric Christopher <echristo@apple.com>
13421 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13422 (x86_64-*-darwin*): Ditto.
13423 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13424 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13426 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13428 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13429 coding conventions.
13430 (add_key): Likewise.
13431 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13432 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13434 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13436 (add_cost_one_coalesce): Likewise.
13437 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13438 variable names. Rename orig to orig_name for consistency.
13439 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13440 coding conventions.
13441 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13443 (record_equivalences_from_stmt): Likewise.
13444 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13445 the coding conventions.
13446 (memory_ssa_name_same): Likewise.
13447 (dse_optimize_stmt): Likewise.
13448 (dse_record_phis): Likewise.
13449 (dse_finalize_block): Likewise.
13450 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13451 keywords as variable names.
13452 (may_move_till): Cast according to the coding conventions.
13453 (force_move_till_expr): Avoid using C++ keywords as variable names.
13454 (force_move_till): Cast according to the coding conventions.
13455 (memref_hash): Likewise.
13456 (memref_eq): Likewise.
13457 (gather_mem_refs_stmt): Likewise.
13458 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13459 using C++ keywords as variable names.
13460 (idx_find_step): Cast according to the coding conventions.
13461 (idx_record_use): Likewise.
13462 (find_depends): Likewise.
13463 (prepare_decl_rtl): Likewise.
13464 (mbc_entry_hash): Likewise.
13465 (mbc_entry_eq): Likewise.
13466 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13467 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13468 (idx_infer_loop_bounds): Cast according to the coding conventions.
13469 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13470 * tree-ssa-math-opts.c (occ_new ): Likwise.
13471 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13473 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13475 (add_use_op): Likewise.
13476 (add_vop): Likewise.
13477 (add_vuse_op): Likewise.
13478 (add_vdef_op): Likewise.
13479 (get_expr_operands): Likewise.
13480 (push_stmt_changes): Use type safe memory macros.
13481 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13482 keywords as variable names.
13483 (conditional_replacement): Likewise.
13484 (minmax_replacement): Likewise.
13485 (abs_replacement): Likewise.
13486 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13487 coding conventions.
13488 (insert_fake_stores): Avoid using C++ keywords as variable names.
13489 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13491 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13492 (heapvar_insert): Use type safe memory macros.
13493 (new_var_info): Cast according to the coding conventions.
13494 (new_constraint): Likewise.
13495 (remove_preds_and_fake_succs): Use type safe memory macros.
13496 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13498 (thread_single_edge): Likewise.
13499 (thread_through_loop_header): Likewise.
13501 2007-06-06 Eric Christopher <echristo@apple.com>
13503 * config/i386/i386.c (override_options): Move handling
13504 of TARGET_SUBTARGET* earlier.
13506 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13508 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13511 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13513 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13514 emited outside of basic block.
13515 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13516 the created blocks.
13517 * rtl.h (delete_insn_chain): Declaration changed.
13518 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13520 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13521 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13522 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13523 to delete_insn_chain.
13524 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13525 do not have bb field set.
13526 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13528 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13529 * cfgcleanup.c (try_optimize_cfg): Ditto.
13531 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13533 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13534 (lambda_body_vector_new): Use type safe memory macros.
13535 (lambda_linear_expression_new): Likewise.
13536 (lambda_loopnest_new): Likewise.
13537 (lambda_lattice_new): Likewise.
13538 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13539 conventions. Use type safe memory macros.
13540 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13541 (lambda_body_vector_s): Likewise.
13542 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13543 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13545 2007-06-06 Richard Guenther <rguenther@suse.de>
13547 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13548 if we need to schedule cfg_cleanup.
13549 (tree_ssa_forward_propagate_single_use_vars): Do so.
13551 2007-06-06 Ian Lance Taylor <iant@google.com>
13553 * fold-const.c (merge_ranges): If range_successor or
13554 range_predecessor fail, just return 0.
13556 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13558 PR tree-optimization/32216
13559 * tree-vectorizer.c (supportable_widening_operation): Determine
13560 signedness of FIX_TRUNC_EXPR from output operand.
13561 (supportable_narrowing_operation): Ditto.
13562 * tree-vect-generic.c (expand_vector_operations_1): Determine
13563 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13564 from input operand.
13566 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13568 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13569 (struct pta): ...from here. Change flags to unsigned to avoid
13570 excessive casting (as it is used as a bit mask).
13571 (override_options): Add casts according to the coding convenventions.
13572 (x86_64_elf_unique_section): Likewise.
13573 (examine_argument): Avoid using C++ keywords as variable names.
13574 (construct_container): Likewise.
13575 (legitimize_pic_address): Likewise.
13576 (get_dllimport_decl): Cast according to the coding conventions. Use
13577 type safe memory macros.
13578 (legitimize_address): Cast according to the coding conventions.
13579 (emit_i387_cw_initialization): Corrected the type of slot to enum
13581 (ix86_init_machine_status): Use type safe memory macros.
13582 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13583 (bdesc_pcmpistr): Likewise.
13584 (bdesc_crc32): Likewise.
13585 (bdesc_sse_3arg): Likewise.
13586 (bdesc_2arg): Likewise.
13587 (bdesc_1arg): Likewise.
13588 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13589 (ix86_expand_sse_pcmpistr): Likewise.
13590 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13591 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13592 int to match the langhook definition.
13593 (ix86_builtin_conversion): Change the type of code to unsigned init to
13594 match the langhook definition.
13595 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13597 (ix86_preferred_output_reload_class): Likewise.
13598 (ix86_cannot_change_mode_class): Likewise.
13599 (ix86_memory_move_cost): Likewise.
13600 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13601 avoid excessive casting later on.
13602 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13604 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13606 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13607 as flags setting insn.
13608 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13610 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13612 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13613 (UNSPEC_ROUND): New.
13614 ("sse4_1_round<mode>2"): New insn pattern.
13615 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13617 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13618 expander using SSEMODEF mode macro. Expand using
13619 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13620 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13621 expander using SSEMODEF mode macro. Expand using
13622 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13623 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13624 expander using SSEMODEF mode macro. Expand using
13625 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13626 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13627 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13628 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13631 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13632 Sebastian Pop <sebpop@gmail.com>
13634 * lambda.h (build_linear_expr): New.
13635 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13636 Use build_linear_expr, call fold and force_gimple_operand.
13637 (lambda_loopnest_to_gcc_loopnest): Check that there is
13638 something to insert.
13639 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13641 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13643 PR preprocessor/23479
13644 * doc/extend.texi: Document the 0b-prefixed binary integer
13645 constant extension.
13647 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13649 PR tree-optimization/32215
13650 * tree-vectorizer.c (supportable_widening_operation): Return false
13651 for unsupported FIX_TRUNC_EXPR tree code.
13652 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13654 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13656 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13657 register on SPE targets. Change documentation to reflect
13659 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13660 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13661 out of the register allocation pool.
13662 (rs6000_reg_live_or_pic_offset_p): New function.
13663 (rs6000_emit_prologue): Move the actual saving of LR up to free
13664 r0 for holding r11. Split saving of SPE 64-bit registers into
13665 its own case. Ensure that offsets will always be in-range for
13666 'evstdd' by using r11 as a scratch register to point at the start
13667 of the SPE save area. Save r11 if necessary, as it is the static
13669 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13670 into its own case. Ensure that offsets will always be in-range
13671 for 'evldd' by using r11 as a scratch register to point at the
13672 start of the SPE save area. Also adjust r11 when restoring
13673 the stack pointer to compensate for pre-loading r11.
13675 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13677 * cfg.c (init_flow): Use type safe memory macros.
13678 (alloc_block): Likewise.
13679 (unchecked_make_edge): Likewise.
13680 (dump_flow_info): Avoid using C++ keywords as variable names.
13681 (copy_original_table_clear): Cast according to the coding conventions.
13682 (copy_original_table_set): Likewise.
13683 * cfgexpand (label_rtx_for_bb): Likewise.
13684 (expand_gimple_basic_block): Likewise.
13685 * cfghooks.c (dump_bb): Likewise.
13686 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13688 (lv_add_condition_to_bb): Likewise.
13689 * cfglayout (relink_block_chain): Cast according to the coding
13691 (fixup_reorder_chain): Likewise.
13692 (fixup_fallthru_exit_predecessor): Likewise.
13693 * cfgloop.c (glb_enum_p): Likewise.
13694 (get_exit_description): Likewise.
13695 (dump_recorded_exit): Likewise.
13696 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13697 (struct loop): ... from here.
13698 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13700 * cfgrtl.c (rtl_create_basic_block): Likewise.
13701 (rtl_split_block): Likewise.
13702 (rtl_dump_bb): Likewise.
13703 (cfg_layout_split_block): Likewise.
13704 (init_rtl_bb_info): Use typesafe memory macros.
13706 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13707 * graphds.h: Updated all usages of edge to graph_edge.
13708 * graphds.c: Likewise.
13709 * cfgloopanal.c: Likewise.
13711 2007-06-05 Ian Lance Taylor <iant@google.com>
13713 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13714 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13715 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13717 (test_for_singularity): Likewise.
13719 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13721 * config/i386/constraints.md ("Y2"): Replaced by ...
13723 * config/i386/i386.md: Likewise.
13724 * config/i386/mmx.md: Likewise.
13725 * config/i386/sse.md: Likewise.
13727 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13729 * config/i386/constraints.md ("z"): Replaced by ...
13731 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13732 (sse4_1_blendvps): Likewise.
13733 (sse4_1_pblendvb): Likewise.
13734 (sse4_2_pcmpestr): Likewise.
13735 (sse4_2_pcmpestrm): Likewise.
13736 (sse4_2_pcmpestr_cconly): Likewise.
13737 (sse4_2_pcmpistr): Likewise.
13738 (sse4_2_pcmpistrm): Likewise.
13739 (sse4_2_pcmpistr_cconly): Likewise.
13741 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13743 * matrix-reorg.c (transform_access_sites): Fix computation.
13744 (transform_allocation_sites): Same.
13746 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13748 * config/i386/i386.c (override_options): Use
13749 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13751 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13753 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13754 (nonimm_not_xmm0_operand): Ditto.
13755 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13756 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13757 as operand[2] predicate. Require "z" class XMM register for
13758 operand[3]. Adjust asm template.
13759 ("sse4_1_blendvpd"): Ditto.
13760 ("sse4_1_pblendvb"): Ditto.
13761 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13762 force op2 into xmm0 register for variable blend instructions.
13764 2007-06-04 Tom Tromey <tromey@redhat.com>
13766 * c-tree.h (start_enum): Update.
13767 (build_enumerator): Likewise.
13768 * c-decl.c (enum_next_value): Removed.
13769 (enum_overflow): Likewise.
13770 (start_enum): Add c_enum_contents argument. Don't use globals.
13771 (build_enumerator): Likewise.
13772 * c-tree.h (struct c_enum_contents): New struct.
13774 2007-06-04 Tom Tromey <tromey@redhat.com>
13776 * c-common.c (c_common_get_alias_set): Fix indentation.
13778 2007-06-04 Ian Lance Taylor <iant@google.com>
13780 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13781 to overflow, reduce overflow infinity to regular infinity.
13782 (vrp_var_may_overflow): New static function.
13783 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13785 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13787 * stor-layout.c (layout_type): Remove duplicate code.
13789 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13792 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13793 before build_common_builtin_nodes ().
13795 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13798 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13800 2007-06-04 Jan Hubicka <jh@suse.cz>
13802 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13803 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13804 instead of _stat version.
13806 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13808 PR tree-optimization/32194
13809 * tree-predcom.c (determine_offset): Check that both references have
13812 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13814 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13815 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13816 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13817 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13818 Add argument to iterate_fix_dominators call.
13819 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13820 * gcse.c (hoist_code): Change domby to vector.
13821 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13822 Add argument to iterate_fix_dominators call.
13823 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13824 recompute_dominator.
13825 * lambda-code.c (perfect_nestify): Ditto.
13826 * cfgloopanal.c: Include graphds.h.
13827 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13828 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13829 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13831 * graphds.c: New file.
13832 * graphds.h: New file.
13833 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13834 (get_dominated_by, get_dominated_by_region): Change return type to
13836 (verify_dominators): Recompute all dominators and compare the results.
13837 (recount_dominator): Renamed to ...
13838 (recompute_dominator): ... this. Do not check that the block is
13839 dominated by entry.
13840 (iterate_fix_dominators): Reimplemented.
13841 (prune_bbs_to_update_dominators, root_of_dom_tree,
13842 determine_dominators_for_sons): New functions.
13843 * et-forest.c (et_root): New function.
13844 * et-forest.h (et_root): Declare.
13845 * Makefile.in (graphds.o): Add.
13846 (cfgloopanal.o): Add graphds.h dependency.
13847 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13848 * basic-block.h (get_dominated_by, get_dominated_by_region,
13849 iterate_fix_dominators): Declaration changed.
13850 (recount_dominator): Renamed to ...
13851 (recompute_dominator): ... this.
13852 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13853 (thread_through_all_blocks): Do not free dominance info.
13855 2007-06-03 Andreas Schwab <schwab@suse.de>
13857 * config/m68k/m68k.c (override_options): Don't override
13859 * config/m68k/m68k-modes.def (SF, DF): Define to use
13860 motorola_single_format and motorola_double_format, resp.
13861 * real.c (motorola_single_format): Renamed from
13862 coldfire_single_format.
13863 (motorola_double_format): Renamed from coldfire_double_format.
13864 (encode_ieee_extended): Generate a proper canonical NaN image
13865 respecting canonical_nan_lsbs_set.
13866 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13868 * real.h: Adjust declarations.
13870 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13873 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13874 the symbol is generated with the stack protector.
13876 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13878 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13879 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13881 * doc/extend.texi (interrupt): Mention m68k.
13883 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13885 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13886 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13887 (ix86_expand_sse_pcmpestr): Do not check operands for
13888 "register_operand", when insn operand predicate is "register_operand".
13889 (ix86_expand_sse_pcmpistr): Ditto.
13891 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13892 Uros Bizjak <ubizjak@gmail.com>
13894 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13895 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13896 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13897 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13898 * config/i386/constraints.md ("z"): New register constraint
13899 for members of SSE_FIRST_REG class.
13900 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13901 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13902 SSE_FIRST_REG class.
13903 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13904 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13905 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13906 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13907 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13908 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13909 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13910 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13911 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13912 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13913 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13914 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13915 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13916 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13917 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13918 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13919 (struct builtin_description): Change "flag" field to unsigned.
13920 (bdesc_pcmpestr): New builtin description table.
13921 (bdesc_pcmpistr): Likewise.
13922 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13923 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13924 Initialize pcmp[ei]str[im] insns for SSE4.2.
13925 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13926 (ix86_expand_sse_pcmpistr): Likewise.
13927 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13928 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13929 (UNSPEC_PCMPISTR): Likewise.
13930 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13931 (sse4_2_pcmpestri):New isns pattern.
13932 (sse4_2_pcmpestrm): Likewise.
13933 (sse4_2_pcmpestr_cconly): Likewise.
13934 (sse4_2_pcmpistr): New insn patern and splitter.
13935 (sse4_2_pcmpistri):New isns pattern.
13936 (sse4_2_pcmpistrm): Likewise.
13937 (sse4_2_pcmpistr_cconly): Likewise.
13938 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13941 2007-06-01 David Daney <ddaney@avtrex.com>
13943 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13944 LOADGP_ABSOLUTE and not binds_local_p.
13946 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13948 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13950 2007-06-01 Ian Lance Taylor <iant@google.com>
13952 * tree-vrp.c (compare_name_with_value): Always set
13953 used_strict_overflow if we get a result from the variable itself.
13955 2007-06-01 Ian Lance Taylor <iant@google.com>
13957 PR rtl-optimization/31455
13958 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13959 subregs which have a cast between modes which are not tieable.
13961 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13963 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13964 breaks after return statements.
13966 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13968 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13969 only after no_new_pseudos.
13971 2007-05-31 Eric Christopher <echristo@apple.com>
13973 * expr.c (convert_move): Assert that we don't have a BLKmode
13975 (store_expr): Handle BLKmode moves by calling emit_block_move.
13977 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13979 * c-typeck.c (build_indirect_ref): Include type in error message.
13980 (build_binary_op): Pass types to binary_op_error.
13981 * c-common.c (binary_op_error): Take two type arguments, print out
13983 * c-common.h (binary_op_error): Update prototype.
13985 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13987 * config/i386/i386.c: Correct coments on -mno-sse4.
13989 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13991 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13992 (x86_64-*-*): Likewise.
13993 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13994 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13995 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13996 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13997 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13998 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13999 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14000 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14001 (OPTION_MASK_ISA_SSE4): Likewise.
14002 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14003 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14004 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14005 (override_options): Support SSE4.2.
14006 (ix86_build_const_vector): Support SImode and DImode.
14007 (ix86_build_signbit_mask): Likewise.
14008 (ix86_expand_int_vcond): Support V2DImode.
14009 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14010 (IX86_BUILTIN_CRC32HI): Likewise.
14011 (IX86_BUILTIN_CRC32SI): Likewise.
14012 (IX86_BUILTIN_CRC32DI): Likewise.
14013 (IX86_BUILTIN_PCMPGTQ): Likewise.
14014 (bdesc_crc32): Likewise.
14015 (bdesc_sse_3arg): Likewise.
14016 (ix86_expand_crc32): Likewise.
14017 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14018 (ix86_expand_builtin): Likewise.
14019 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14020 __SSE4_2__ for -msse4.2.
14021 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14022 (CRC32MODE): Likewise.
14023 (crc32modesuffix): Likewise.
14024 (crc32modeconstraint): Likewise.
14025 (sse4_2_crc32<mode>): Likewise.
14026 (sse4_2_crc32di): Likewise.
14027 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14029 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14030 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14031 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14032 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14033 (vcondu<mode>): Likewise.
14034 * doc/extend.texi: Document SSE4.2 built-in functions.
14035 * doc/invoke.texi: Document -msse4.2/-msse4.
14037 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14039 PR tree-optimization/32160
14040 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14041 variable as gimple reg.
14042 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14044 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14046 * gcc.c (main): Don't consider linker options when issuing the
14047 warning about a linker input file not being used.
14049 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14051 * tree-vrp.c (compare_names): Initialize sop.
14053 2007-05-30 Dirk Mueller <dmueller@suse.de>
14055 * cgraphunit.c (cgraph_analyze_function): Remove
14056 computation of inline parameters.
14058 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14060 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14062 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14064 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14065 Add vx-common.h. Include vxworks.h between vx-common.h and
14067 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14069 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14070 (TARGET_ASM_DESTRUCTOR): Likewise.
14071 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14072 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14073 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14074 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14075 (VXWORKS_ENDIAN_SPEC): Define.
14076 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14077 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14078 VXWORKS_* equivalents.
14079 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14080 (ASM_FILE_START): Delete.
14081 (TARGET_VERSION): Reformat.
14082 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14083 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14084 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14085 (FPBIT, DPBIT): Define.
14086 (fp-bit.c, dp-bit.c): New rules.
14087 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14088 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14089 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14090 * config/arm/arm.h: Include vxworks-dummy.h.
14091 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14092 Mark with ATTRIBUTE_UNUSED.
14093 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14094 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14095 make it incompatible with -msingle-pic-base.
14096 (arm_function_ok_for_sibcall): Return false for calls that might
14097 go through a VxWorks PIC PLT entry.
14098 (require_pic_register): New function, split out from...
14099 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14101 (arm_load_pic_register): Handle the VxWorks RTP initialization
14102 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14103 (arm_emit_call_insn): New function.
14104 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14105 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14106 (pic_offset_arm): New pattern.
14107 (call, call_value): Use arm_emit_call_insn.
14108 (call_internal, call_value_internal): New expanders.
14109 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14110 VxWorks unless __PIC__.
14112 2007-05-30 Eric Christopher <echristo@gmail.com>
14114 * genrecog.c: Include regs.h in generated file.
14115 * genemit.c: Ditto. Fix up formatting.
14116 * config/mn10300/constraints.md: New.
14117 * config/mn10300/mn10300.md: Include.
14118 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14119 Fix up for removed macro.
14120 * config/mn10300/predicates.md (call_address_operand): Ditto.
14121 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14122 (CONST_OK_FOR_I): Ditto.
14123 (CONST_OK_FOR_J): Ditto.
14124 (CONST_OK_FOR_K): Ditto.
14125 (CONST_OK_FOR_L): Ditto.
14126 (CONST_OK_FOR_M): Ditto.
14127 (CONST_OK_FOR_N): Ditto.
14128 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14132 (EXTRA_CONSTRAINT): Ditto.
14134 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14138 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14139 OPTION_MASK_ISA_64BIT.
14140 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14142 2007-05-30 Richard Guenther <rguenther@suse.de>
14144 PR middle-end/32152
14145 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14146 types for comparison.
14147 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14148 with original typed arguments.
14149 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14151 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14153 PR tree-optimization/31769
14154 * except.c (duplicate_eh_regions): Clear prev_try if
14155 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14157 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14159 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14160 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14161 bsi of the location where statements should be inserted.
14162 (sink_code_in_bb): Take bsi from statement_sink_location.
14163 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14164 instead of bsi_start.
14165 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14167 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14168 (bsi_move_before): Document inconsistency with bsi_move_after.
14169 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14171 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14173 * config/i386/i386.h (TARGET_ABM): New define.
14174 (TARGET_POPCNT): Ditto.
14175 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14176 New temporary defines to redefine from OPTION_ISA_* defines.
14177 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14178 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14179 (ix86_isa_flags): New extern int declaration.
14180 (TARGET_SUBTARGET_DEFAULT): New define.
14181 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14182 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14183 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14184 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14185 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14186 * config/i386/darwin.h: Change TARGET_64BIT define to
14189 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14190 using existing "ix86_isa_flags" varible.
14191 (m32, m64): Use existing "ix86_isa_flags" variable.
14192 (mmmx, m3dnow): Ditto.
14193 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14194 (mabm): Define as non-negative option using "x86_abm" variable.
14195 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14197 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14198 Rewrite feature test bitmap.
14199 (ix86_isa_flags): New initialized global int varible.
14200 (ix86_isa_flags_explicit): New static int variable.
14201 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14202 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14203 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14204 target_flags_explicit.
14205 (override_options): Remove "target_enable" and "target_disable" fields
14206 from "struct ptt". Update processor_target_table accordingly. Remove
14207 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14208 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14209 "target_flags" and "ix86_isa_flags_explicit" instead of
14210 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14211 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14212 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14213 to true when either of PTA_POPCNT or PTA_ABM is set in
14214 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14215 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14216 processor_alias_table flags entry. Remove handling of
14217 "target_enable" and "target_disable" fields of processor_target_table.
14218 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14219 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14220 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14221 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14222 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14224 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14226 2007-05-29 David Daney <ddaney@avtrex.com>
14229 * config/mips/mips.c (mips_output_mi_thunk): Emit
14230 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14232 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14233 * config/i386/i386.c (ix86_function_regparm): Added checking of
14234 ix86_force_align_arg_pointer to determine the number of
14235 register parameters.
14237 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14239 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14240 (SET_DR_MISALIGNMENT): New.
14241 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14242 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14243 Use SET_DR_MISALIGNMENT.
14244 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14246 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14247 find_loop_nest): Export.
14248 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14249 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14250 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14251 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14253 (struct mem_ref): Add field reuse_distance.
14254 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14255 Initialize reuse_distance field.
14256 (issue_prefetch_ref): Select temporality of prefetch according to
14258 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14259 self_reuse_distance, determine_loop_nest_reuse): New functions.
14260 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14261 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14262 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14265 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14267 * tree-ssa-alias.c: Add aliasing overview.
14269 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14270 Danny Smith <dannysmith@users.sourceforge.net>
14273 * config/i386/t-crtfm: Compile crtfastmath.o with
14274 -minline-all-stringops.
14275 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14276 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14278 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14280 * doc/md.texi: Document constraints on HP PA-RISC.
14282 * pa/constraints.md: New file.
14283 * pa.md: Include constraints.md.
14284 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14285 (integer_store_memory_operand, ldil_cint_p): New functions.
14286 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14287 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14288 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14289 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14290 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14292 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14295 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14296 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14297 case POSTDECREMENT_EXPR>): Return the error_mark_node
14298 if either the real or imaginary parts would an
14301 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14304 name when we remove it from a call.
14306 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14308 * targhooks.c (default_narrow_bitfield): Remove.
14309 * targhooks.h: Remove the prototype for
14310 default_narrow_bitfield.
14312 * langhooks-def.h: Remove the prototype for
14313 hook_get_alias_set_0.
14314 * langhooks.c (hook_get_alias_set_0): Remove.
14316 * global.c (EXECUTE_IF_CONFLICT): Remove.
14318 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14321 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14322 return true when truth_value_p is true and the type
14325 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14327 * doc/install.texi (Prerequisites): We no longer require Autoconf
14328 2.13 for the top-level.
14330 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14332 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14333 memory access via x86_expand_vector_move_misalign() only for
14334 TImode values on 32-bit targets.
14336 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14338 * matrix-reorg.c: New file. Implement matrix flattening and
14339 transposing optimization.
14340 * tree-pass.h: Add matrix reorg pass.
14341 * common.opt: Add fipa-mreorg flag.
14342 * Makefile.in: Add matrix-reorg.c.
14343 * passes.c: Add matrix reorg pass.
14344 * varpool.c (add_new_static_var): New function.
14345 * cgraph.h (add_new_static_var): Declare.
14347 2007-05-27 Eric Christopher <echristo@apple.com>
14349 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14350 sp_offset depending on stack size. Save r12 depending
14351 on registers we're saving later.
14352 (rs6000_emit_epilogue): Update sp_offset depending only
14355 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14357 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14358 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14359 * ifcvt.c (if_convert): Ditto.
14360 * tree-ssa-threadupdate.c (thread_block): Ditto.
14361 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14362 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14363 verify_loop_closed_ssa): Check number_of_loops instead of
14365 * predict.c (tree_estimate_probability): Ditto.
14366 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14367 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14368 * modulo-sched.c (sms_schedule): Ditto.
14369 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14370 (scev_finalize): Do not do anything if scev analysis was not
14372 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14373 current_loops == NULL.
14374 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14375 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14376 there are no loops.
14377 (loop_optimizer_finalize): Assert that loops were analyzed.
14378 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14379 rtl_doloop): Check number_of_loops instead of current_loops.
14380 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14381 current_loops == NULL.
14382 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14383 gate_tree_vectorize tree_linear_transform, check_data_deps,
14384 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14385 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14386 Check number_of_loops instead of current_loops.
14387 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14388 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14389 free loops if available.
14390 (execute_pre): Do not pass do_fre to fini_pre.
14392 2007-05-27 Tobias Burnus <burnus@net-b.de>
14394 PR middle-end/32083
14395 * real.c (mpfr_from_real): Fix sign of -Inf.
14397 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14399 * tree-vect-transform.c (vectorizable_conversion): Initialize
14400 tree_code variables to ERROR_MARK.
14401 (vectorizable_type_demotion): Likewise.
14402 (vectorizable_type_promotion): Likewise.
14404 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14407 * config/i386/i386.md (movti): Handle push operands via
14408 ix86_expand_push().
14410 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14412 * basic-block.h: Remove the prototype for merge_seq_blocks.
14413 * cfgcleanup.c (merge_seq_blocks): Remove.
14415 * tree-flow.h: Remove the prototype for is_aliased_with.
14416 * tree-ssa-alias.c (is_aliased_with): Remove.
14418 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14420 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14422 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14424 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14425 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14426 (vec_unpacks_hi_v16qi): Likewise.
14427 (vec_unpacku_lo_v16qi): Likewise.
14428 (vec_unpacks_lo_v16qi): Likewise.
14429 (vec_unpacku_hi_v8hi): Likewise.
14430 (vec_unpacks_hi_v8hi): Likewise.
14431 (vec_unpacku_lo_v8hi): Likewise.
14432 (vec_unpacks_lo_v8hi): Likewise.
14433 (vec_unpacku_hi_v4si): Likewise.
14434 (vec_unpacks_hi_v4si): Likewise.
14435 (vec_unpacku_lo_v4si): Likewise.
14436 (vec_unpacks_lo_v4si): Likewise.
14438 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14440 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14441 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14442 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14443 follow spelling conventions in various
14444 warning/error/diagnostic messages.
14446 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14447 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14448 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14449 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14450 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14451 * doc/tm.texi: Follow spelling conventions.
14453 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14456 * tree-ssa-forwprop.c
14457 (forward_propagate_addr_into_variable_array_index): Remove
14458 the lhs argument. Use the type of def_rhs instead of lhs.
14459 (forward_propagate_addr_expr_1): Update use of
14460 forward_propagate_addr_into_variable_array_index.
14462 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14463 Nigel Stephens <nigel@mips.com>
14465 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14466 function attributes, "far" being an alias for "long_call".
14467 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14468 (mips_near_type_p, mips_far_type_p): New.
14469 (mips_comp_type_attributes): New function to check that attributes
14470 attached to a function type are compatible.
14471 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14472 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14473 to the target function of the thunk.
14474 (mips_encode_section_info): Check for "near" and "far" function
14475 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14477 * config/mips/predicates.md (const_call_insn_operand): Test only
14478 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14480 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14483 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14484 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14485 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14486 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14488 2007-05-25 Eric Christopher <echristo@apple.com>
14490 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14491 to x86-darwin configurations.
14492 * config/i386/t-darwin: Add softfp support.
14493 * config/i386/t-darwin64: Ditto.
14494 * config/i386/sfp-machine.h: If mach then don't use
14495 aliasing, emit a stub to call.
14497 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14499 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14500 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14501 tree-predcom.c, tree-ssa-alias-warnings.c,
14502 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14503 comment typos. Follow spelling conventions.
14504 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14506 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14509 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14510 constants into memory. Expand unaligned memory references for
14511 SSE modes via x86_expand_vector_move_misalign() function.
14513 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14515 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14516 "memory" attribute for "sseishft" type insn without operands[2].
14518 2007-05-25 Dirk Mueller <dmueller@suse.de>
14519 Marcus Meissner <meissner@suse.de>
14521 * doc/extend.texi (alloc_size): New attribute.
14522 * c-common.c (handle_alloc_size_attribute): New.
14523 * tree-object-size.c (alloc_object_size): Use alloc_size
14524 attribute, if available.
14526 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14528 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14530 (__builtin_ia32_vec_ext_v2di): Likewise.
14531 (__builtin_ia32_vec_ext_v4si): Likewise.
14532 (__builtin_ia32_vec_ext_v8hi): Likewise.
14533 (__builtin_ia32_vec_ext_v16qi): Likewise.
14534 (__builtin_ia32_vec_set_v8hi): Likewise.
14536 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14538 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14540 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14542 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14543 (arm_is_longcall_p): Rename to...
14544 (arm_is_long_call_p): ...this. Take a single tree argument and
14546 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14547 (CUMULATIVE_ARGS): Remove call_cookie.
14548 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14549 (ENCODED_LONG_CALL_ATTR_P): Delete.
14550 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14551 LONG_CALL_FLAG_CHAR cases.
14552 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14553 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14554 ARM_DECLARE_FUNCTION_SIZE.
14555 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14556 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14557 (arm_encode_call_attribute, current_file_function_operand): Delete.
14558 (arm_function_in_section_p): New function.
14559 (arm_is_longcall_p): Rename to...
14560 (arm_is_long_call_p): ...this. Take the target function as a single
14561 argument and return a bool. Do not rely on call cookies. Check
14562 whether the target symbol is in the same section as the current
14563 function, not just the same compilation unit.
14564 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14565 (arm_encode_section_info): Don't encode a call type.
14566 * config/arm/arm.md (call, call_value): Update calls to
14567 arm_is_long(_)call_p. Simplify logic.
14568 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14569 Update calls to arm_is_long(_)call_p.
14571 2007-05-25 Richard Guenther <rguenther@suse.de>
14573 PR tree-optimization/31982
14574 * tree-ssa-forwprop.c
14575 (forward_propagate_addr_into_variable_array_index): Handle arrays
14576 with element size one.
14578 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14580 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14581 (umulsi3_highpart): Likewise.
14583 2007-05-24 Ian Lance Taylor <iant@google.com>
14585 PR rtl-optimization/32069
14586 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14589 2007-05-24 Ollie Wild <aaw@google.com>
14591 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14594 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14596 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14597 (oprs_unchanged_p): Use it to check all registers in a REG.
14598 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14599 (reg_set_between_after_reload_p): Delete.
14600 (reg_used_between_after_reload_p): Likewise.
14601 (reg_set_or_used_since_bb_start): Likewise.
14602 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14603 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14604 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14605 * rtlanal.c (reg_set_p): Check whether REG overlaps
14606 regs_invalidated_by_call, rather than just checking the
14607 membership of REGNO (REG).
14609 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14611 * doc/passes.texi: Document predictive commoning.
14612 * doc/invoke.texi (-fpredictive-commoning): Document.
14613 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14614 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14615 adding indices to the generated name.
14616 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14617 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14618 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14619 (op_symbol_code): ... and exported.
14620 (dump_omp_clause, op_symbol): Use op_symbol_code
14621 instead of op_symbol_1.
14622 * tree-pass.h (pass_predcom): Declare.
14623 * timevar.def (TV_PREDCOM): New timevar.
14624 * tree-ssa-loop.c (run_tree_predictive_commoning,
14625 gate_tree_predictive_commoning, pass_predcom): New.
14626 * tree-data-ref.c (find_data_references_in_loop): Find the
14627 references in dominance order.
14628 (canonicalize_base_object_address): Ensure that the result has
14630 (dr_analyze_innermost): Export.
14631 (create_data_ref): Code to fail for references with invariant
14633 (find_data_references_in_stmt): ... here.
14634 * tree-data-ref.h (dr_analyze_innermost): Declare.
14635 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14636 (aff_combination_find_elt, name_expansion_hash,
14637 name_expansion_eq, tree_to_aff_combination_expand,
14638 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14640 * tree-affine.h (aff_combination_constant_multiple_p,
14641 tree_to_aff_combination_expand): Declare.
14642 * tree-predcom.c: New file.
14643 * common.opt (fpredictive-commoning): New option.
14644 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14645 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14646 * Makefile.in (tree-predcom.o): Add.
14647 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14648 * passes.c (init_optimization_passes): Add dceloop after
14649 copy propagation in loop optimizer. Add predictive commoning
14650 to loop optimizer passes.
14652 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14654 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14657 2007-05-24 Jan Hubicka <jh@suse.cz>
14659 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14661 (genheader): Include statistics.h.
14663 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14665 * print-rtl.c (flag_dump_unnumbered): Update comments.
14666 (print_rtl): Fix my previous change.
14667 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14670 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14672 PR middle-end/32018
14673 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14675 (thread_through_all_blocks): Call initialize_original_copy_tables
14676 and free_original_copy_tables.
14677 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14679 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14680 * cfghooks.c (duplicate_block): Use get_loop_copy.
14681 * cfg.c: Include cfgloop.h.
14682 (loop_copy): New hash table.
14683 (initialize_original_copy_tables): Initialize loop_copy table.
14684 (free_original_copy_tables): Free loop_copy table.
14685 (copy_original_table_clear, copy_original_table_set,
14686 set_loop_copy, get_loop_copy): New functions.
14687 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14688 * cfgloop.h (struct loop): Remove copy field.
14689 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14690 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14692 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14694 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14695 -msse/-msse2/-msse3.
14697 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14699 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14700 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14702 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14705 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14706 * targhooks.h (default_mangle_decl_assembler_name): Declare
14708 * targhooks.c (default_mangle_decl_assembler_name): Define
14710 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14712 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14713 * langhooks.c (lhd_set_decl_assembler_name): Call
14714 targetm.mangle_decl_assembler_name for names with global scope.
14716 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14718 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14719 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14721 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14722 New. Factored out of i386_pe_encode_section_info.
14723 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14724 Move check for prior decoration of stdcall
14725 symbols to i386_pe_encode_section_info.
14726 (i386_pe_encode_section_info): Adjust call to
14727 gen_stdcall_or_fastcall_suffix. Use
14728 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14729 (i386_pe_mangle_decl_assembler_name): New. Wrap
14730 i386_pe_maybe_mangle_decl_assembler_name.
14732 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14734 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14735 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14736 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14737 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14738 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14741 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14742 Nigel Stephens <nigel@mips.com>
14743 Richard Sandiford <richard@codesourcery.com>
14745 Fix up MIPS16 hard float and add support for complex.
14747 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14748 (TARGET_SOFT_FLOAT_ABI): New.
14749 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14750 __mips_soft_float to reflect the ABI in use, not whether the
14751 FPU is directly accessible (e.g., in MIPS16 mode).
14752 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14753 (UNITS_PER_FPVALUE): Likewise.
14755 * config/mips/mips.c (mips_expand_call): Remove redundant
14756 TARGET_MIPS16 check.
14757 (mips_arg_regno): New.
14758 (function_arg_advance): When setting bits in cum->fp_code for
14759 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14761 (function_arg): Use mips_arg_regno.
14762 (mips_return_mode_in_fpr_p): New.
14763 (mips16_call_stub_mode_suffix): New.
14764 (mips16_cfun_returns_in_fpr_p): New.
14765 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14766 (mips_output_function_prologue): Test mips16_hard_float, not
14767 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14768 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14769 return value into a floating-point register.
14770 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14771 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14772 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14773 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14774 word of double arguments from or to the high bits of 64-bit
14775 floating point registers.
14776 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14777 (mips16_fpret_double): New helper function.
14778 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14779 support for complex modes. Fill in DECL_RESULT for stubdecl.
14780 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14782 * config/mips/mips16.S
14783 (RET, ARG1, ARG2): New.
14784 (MERGE_GPRf, MERGE_GPRt): New.
14785 (DELAYt, DELAYf): New.
14786 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14787 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14788 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14789 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14790 (SFOP): Renamed to...
14791 (OPSF3): This, and macro-ified. Updated all uses.
14792 (SFOP2): Renamed to...
14793 (OPSF2): This, and macro-ified. Updated all uses.
14794 (SFCMP): Renamed to...
14795 (CMPSF): This, and macro-ified. Updated all uses.
14796 (SFREVCMP): Renamed to...
14797 (REVCMPSF): This, and macro-ified. Updated all uses.
14798 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14799 (LDDBL1, LDDBL2, RETDBL): Deleted.
14800 (DFOP): Renamed to...
14801 (OPDF3): This, and macro-ified. Updated all uses.
14802 (DFOP2): Renamed to...
14803 (OPDF2): This, and macro-ified. Updated all uses.
14804 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14805 (DFCMP): Renamed to...
14806 (CMPDF): This, and macro-ified. Updated all uses.
14807 (DFREVCMP): Renamed to...
14808 (REVCMPDF): This, and macro-ified. Updated all uses.
14809 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14810 (RET_FUNCTION): New.
14811 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14812 (__mips16_ret_sc, __mips16_ret_dc): New.
14813 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14814 STUB_ARGS_6, STUB_ARGS_10): New.
14815 (CALL_STUB_NO_RET): New.
14816 (__mips16_call_stub_1): Macro-ified.
14817 (__mips16_call_stub_5): Macro-ified.
14818 (__mips16_call_stub_2): Macro-ified.
14819 (__mips16_call_stub_6): Macro-ified.
14820 (__mips16_call_stub_9): Macro-ified.
14821 (__mips16_call_stub_10): Macro-ified.
14822 (CALL_STUB_RET): New.
14823 (__mips16_call_stub_sf_0): Macro-ified.
14824 (__mips16_call_stub_sf_1): Macro-ified.
14825 (__mips16_call_stub_sf_5): Macro-ified.
14826 (__mips16_call_stub_sf_2): Macro-ified.
14827 (__mips16_call_stub_sf_6): Macro-ified.
14828 (__mips16_call_stub_sf_9): Macro-ified.
14829 (__mips16_call_stub_sf_10): Macro-ified.
14830 (__mips16_call_stub_df_0): Macro-ified.
14831 (__mips16_call_stub_df_1): Macro-ified.
14832 (__mips16_call_stub_df_5): Macro-ified.
14833 (__mips16_call_stub_df_2): Macro-ified.
14834 (__mips16_call_stub_df_6): Macro-ified.
14835 (__mips16_call_stub_df_9): Macro-ified.
14836 (__mips16_call_stub_df_10): Macro-ified.
14837 (__mips16_call_stub_sc_0): New.
14838 (__mips16_call_stub_sc_1): New.
14839 (__mips16_call_stub_sc_5): New.
14840 (__mips16_call_stub_sc_2): New.
14841 (__mips16_call_stub_sc_6): New.
14842 (__mips16_call_stub_sc_9): New.
14843 (__mips16_call_stub_sc_10): New.
14844 (__mips16_call_stub_dc_0): New.
14845 (__mips16_call_stub_dc_1): New.
14846 (__mips16_call_stub_dc_5): New.
14847 (__mips16_call_stub_dc_2): New.
14848 (__mips16_call_stub_dc_6): New.
14849 (__mips16_call_stub_dc_9): New.
14850 (__mips16_call_stub_dc_10): New.
14852 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14853 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14854 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14856 2007-05-23 Ian Lance Taylor <iant@google.com>
14858 * doc/invoke.texi (Invoking GCC): Document that the order of the
14861 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14864 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14865 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14866 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14870 * config/score/score.c (score_print_operand): Make sure that only
14871 lower bits are used.
14873 2007-05-22 Ian Lance Taylor <iant@google.com>
14875 * tree-vrp.c (avoid_overflow_infinity): New static function,
14876 broken out of set_value_range_to_value.
14877 (set_value_range_to_value): Call avoid_overflow_infinity.
14878 (extract_range_from_assert): Likewise.
14880 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14882 PR middle-end/31095
14883 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14884 change the type before looking for a COMPOUND_EXPR.
14886 2007-05-22 Ian Lance Taylor <iant@google.com>
14888 * lower-subreg.c (decompose_multiword_subregs): If we change an
14889 insn, call remove_retval_note on it.
14891 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14893 * regs.h (end_hard_regno): New function.
14894 (END_HARD_REGNO, END_REGNO): New macros.
14895 (add_to_hard_reg_set): New function.
14896 (remove_from_hard_reg_set): Likewise.
14897 (in_hard_reg_set_p): Likewise.
14898 (overlaps_hard_reg_set_p): Likewise.
14899 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14900 (note_btr_set): Use END_HARD_REGNO.
14901 * caller-save.c (setup_save_areas): Use end_hard_regno.
14902 (mark_set_regs): Use END_HARD_REGNO.
14903 (add_stored_regs): Use end_hard_regno.
14904 (mark_referenced_regs): Use add_to_hard_reg_set.
14905 * combine.c (update_table_tick): Use END_REGNO.
14906 (record_value_for_reg): Likewise.
14907 (record_dead_and_set_regs): Likewise.
14908 (get_last_value_validate): Likewise.
14909 (use_crosses_set_p): Likewise.
14910 (reg_dead_at_p_1): Likewise.
14911 (reg_dead_at_p): Likewise.
14912 (mark_used_regs_combine): Use add_to_hard_reg_set.
14913 (move_deaths): Use END_HARD_REGNO.
14914 (reg_bitfield_target_p): Use end_hard_regno.
14915 (distribute_notes): Use END_HARD_REGNO.
14916 * cse.c (mention_regs): Use END_REGNO.
14917 (insert): Use add_to_hard_reg_set.
14918 (invalidate): Use END_HARD_REGNO.
14919 (invalidate_for_call): Likewise.
14920 (exp_equiv_p): Use END_REGNO.
14921 (cse_insn): Likewise.
14922 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14923 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14924 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14925 * function.c (keep_stack_depressed): Use end_hard_regno.
14926 * global.c (global_alloc): Use end_hard_regno.
14927 (global_conflicts): Use add_to_hard_reg_set instead of
14929 (find_reg): Likewise.
14930 (mark_reg_store): Likewise.
14931 (mark_reg_conflicts): Likewise.
14932 (mark_reg_death): Use remove_from_hard_reg_set.
14933 (mark_reg_live_nc): Delete.
14934 (set_preference): Use end_hard_regno.
14935 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14936 remove_from_hard_reg_set.
14937 (post_mark_life): Use add_to_hard_reg_set.
14938 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14939 (reg_becomes_live): Use add_to_hard_reg_set.
14940 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14941 (peep2_find_free_register): Use add_to_hard_reg_set.
14942 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14943 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14944 * regrename.c (note_sets): Use add_to_hard_reg_set.
14945 (clear_dead_regs): Use remove_from_hard_reg_set.
14946 (regrename_optimize): Use add_to_hard_reg_set.
14947 (find_oldest_value_reg): Use in_hard_reg_set_p.
14948 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14949 (hard_reg_set_here_p): Use end_hard_regno.
14950 (decompose): Likewise.
14951 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14952 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14953 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14954 (mark_home_live): Use end_hard_regno.
14955 (spill_hard_reg): Likewise.
14956 (clear_reload_reg_in_use): Likewise.
14957 * reorg.c (delete_prior_computation): Use END_REGNO.
14958 * resource.c (update_live_status): Use END_HARD_REGNO.
14959 (mark_referenced_resources): Use add_to_hard_reg_set.
14960 (mark_set_resources): Likewise.
14961 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14962 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14963 (reg_overlap_mentioned_p): Likewise.
14964 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14965 (covers_regno_no_parallel_p): Use END_REGNO.
14966 (find_regno_note): Likewise.
14967 (find_reg_fusage): Use END_HARD_REGNO.
14968 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14969 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14971 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14973 * mode-switching.c (reg_dies): Change type of second argument to
14975 (optimize_mode_switching): Update accordingly.
14977 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14979 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14981 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14982 (hard_reg_set_empty_p): ...these new functions.
14983 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14984 GO_IF_HARD_REG_SUBSET.
14985 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14986 instead of GO_IF_HARD_REG_EQUAL.
14987 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14988 instead of GO_IF_HARD_REG_EQUAL.
14989 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14990 GO_IF_HARD_REG_SUBSET.
14991 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14992 GO_IF_HARD_REG_EQUAL.
14993 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14994 of GO_IF_HARD_REG_SUBSET.
14995 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14996 instead of GO_IF_HARD_REG_EQUAL.
14997 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14998 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14999 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15000 of GO_IF_HARD_REG_SUBSET,
15001 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15002 GO_IF_HARD_REG_SUBSET.
15003 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15004 instead of GO_IF_HARD_REG_EQUAL.
15005 * config/sh/sh.c (push_regs, calc_live_regs): Use
15006 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15007 (hard_regs_intersect_p): Delete.
15009 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15011 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15013 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15014 Richard Henderson <rth@redhat.com>
15016 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15018 (x86_64-*-*): Likewise.
15020 * i386/i386-modes.def (V2QI): New.
15022 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15024 (override_options): Support SSE4.1.
15025 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15026 (IX86_BUILTIN_BLENDPS): Likewise.
15027 (IX86_BUILTIN_BLENDVPD): Likewise.
15028 (IX86_BUILTIN_BLENDVPS): Likewise.
15029 (IX86_BUILTIN_PBLENDVB128): Likewise.
15030 (IX86_BUILTIN_PBLENDW128): Likewise.
15031 (IX86_BUILTIN_DPPD): Likewise.
15032 (IX86_BUILTIN_DPPS): Likewise.
15033 (IX86_BUILTIN_INSERTPS128): Likewise.
15034 (IX86_BUILTIN_MOVNTDQA): Likewise.
15035 (IX86_BUILTIN_MPSADBW128): Likewise.
15036 (IX86_BUILTIN_PACKUSDW128): Likewise.
15037 (IX86_BUILTIN_PCMPEQQ): Likewise.
15038 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15039 (IX86_BUILTIN_PMAXSB128): Likewise.
15040 (IX86_BUILTIN_PMAXSD128): Likewise.
15041 (IX86_BUILTIN_PMAXUD128): Likewise.
15042 (IX86_BUILTIN_PMAXUW128): Likewise.
15043 (IX86_BUILTIN_PMINSB128): Likewise.
15044 (IX86_BUILTIN_PMINSD128): Likewise.
15045 (IX86_BUILTIN_PMINUD128): Likewise.
15046 (IX86_BUILTIN_PMINUW128): Likewise.
15047 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15048 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15049 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15050 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15051 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15052 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15053 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15054 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15055 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15056 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15057 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15058 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15059 (IX86_BUILTIN_PMULDQ128): Likewise.
15060 (IX86_BUILTIN_PMULLD128): Likewise.
15061 (IX86_BUILTIN_ROUNDPD): Likewise.
15062 (IX86_BUILTIN_ROUNDPS): Likewise.
15063 (IX86_BUILTIN_ROUNDSD): Likewise.
15064 (IX86_BUILTIN_ROUNDSS): Likewise.
15065 (IX86_BUILTIN_PTESTZ): Likewise.
15066 (IX86_BUILTIN_PTESTC): Likewise.
15067 (IX86_BUILTIN_PTESTNZC): Likewise.
15068 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15069 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15070 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15071 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15072 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15073 (bdesc_ptest): New.
15074 (bdesc_sse_3arg): Likewise.
15075 (bdesc_2arg): Likewise.
15076 (bdesc_1arg): Likewise.
15077 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15079 (ix86_expand_sse_4_operands_builtin): New.
15080 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15081 smaller than 8 bits as the 2nd arg.
15082 (ix86_expand_sse_ptest): New.
15083 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15084 (ix86_expand_vector_set): Support SSE4.1.
15085 (ix86_expand_vector_extract): Likewise.
15087 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15088 __SSE4_1__ for -msse4.1.
15090 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15091 (UNSPEC_INSERTPS): Likewise.
15092 (UNSPEC_DP): Likewise.
15093 (UNSPEC_MOVNTDQA): Likewise.
15094 (UNSPEC_MPSADBW): Likewise.
15095 (UNSPEC_PHMINPOSUW): Likewise.
15096 (UNSPEC_PTEST): Likewise.
15097 (UNSPEC_ROUNDP): Likewise.
15098 (UNSPEC_ROUNDS): Likewise.
15100 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15102 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15103 (const_pow2_1_to_32768_operand): Likewise.
15105 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15108 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15110 (sse4_1_insertps): Likewise.
15111 (*sse4_1_extractps): Likewise.
15112 (sse4_1_ptest): Likewise.
15113 (sse4_1_mulv2siv2di3): Likewise.
15114 (*sse4_1_mulv4si3): Likewise.
15115 (*sse4_1_smax<mode>3): Likewise.
15116 (*sse4_1_umax<mode>3): Likewise.
15117 (*sse4_1_smin<mode>3): Likewise.
15118 (*sse4_1_umin<mode>3): Likewise.
15119 (sse4_1_eqv2di3): Likewise.
15120 (*sse4_1_pinsrb): Likewise.
15121 (*sse4_1_pinsrd): Likewise.
15122 (*sse4_1_pinsrq): Likewise.
15123 (*sse4_1_pextrb): Likewise.
15124 (*sse4_1_pextrb_memory): Likewise.
15125 (*sse4_1_pextrw_memory): Likewise.
15126 (*sse4_1_pextrq): Likewise.
15127 (sse4_1_blendpd): Likewise.
15128 (sse4_1_blendps): Likewise.
15129 (sse4_1_blendvpd): Likewise.
15130 (sse4_1_blendvps): Likewise.
15131 (sse4_1_dppd): Likewise.
15132 (sse4_1_dpps): Likewise.
15133 (sse4_1_movntdqa): Likewise.
15134 (sse4_1_mpsadbw): Likewise.
15135 (sse4_1_packusdw): Likewise.
15136 (sse4_1_pblendvb): Likewise.
15137 (sse4_1_pblendw): Likewise.
15138 (sse4_1_phminposuw): Likewise.
15139 (sse4_1_extendv8qiv8hi2): Likewise.
15140 (*sse4_1_extendv8qiv8hi2): Likewise.
15141 (sse4_1_extendv4qiv4si2): Likewise.
15142 (*sse4_1_extendv4qiv4si2): Likewise.
15143 (sse4_1_extendv2qiv2di2): Likewise.
15144 (*sse4_1_extendv2qiv2di2): Likewise.
15145 (sse4_1_extendv4hiv4si2): Likewise.
15146 (*sse4_1_extendv4hiv4si2): Likewise.
15147 (sse4_1_extendv2hiv2di2): Likewise.
15148 (*sse4_1_extendv2hiv2di2): Likewise.
15149 (sse4_1_extendv2siv2di2): Likewise.
15150 (*sse4_1_extendv2siv2di2): Likewise.
15151 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15152 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15153 (sse4_1_zero_extendv4qiv4si2): Likewise.
15154 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15155 (sse4_1_zero_extendv2qiv2di2): Likewise.
15156 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15157 (sse4_1_zero_extendv4hiv4si2): Likewise.
15158 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15159 (sse4_1_zero_extendv2hiv2di2): Likewise.
15160 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15161 (sse4_1_zero_extendv2siv2di2): Likewise.
15162 (*sse4_1_zero_extendv2siv2di2): Likewise.
15163 (sse4_1_roundpd): Likewise.
15164 (sse4_1_roundps): Likewise.
15165 (sse4_1_roundsd): Likewise.
15166 (sse4_1_roundss): Likewise.
15167 (mulv4si3): Don't expand for SSE4.1.
15168 (smax<mode>3): Likewise.
15169 (umaxv4si3): Likewise.
15170 (uminv16qi3): Likewise.
15171 (umin<mode>3): Likewise.
15172 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15174 * doc/extend.texi: Document SSE4.1 built-in functions.
15176 * doc/invoke.texi: Document -msse4.1.
15178 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15180 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15181 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15182 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15183 (ASM_SPEC): Add asm_pcrel_spec.
15184 (EXTRA_SPECS): Add asm_pcrel_spec.
15186 2007-05-21 David Daney <ddaney@avtrex.com>
15188 * doc/install.texi (Building a cross compiler): Add requirements
15189 for Java cross compiler.
15191 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15193 PR middle-end/31995
15194 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15195 Add loopno argument. Use evolution_function_is_invariant_rec_p
15196 instead of evolution_function_is_constant_p.
15197 Update calls to evolution_function_is_affine_multivariate_p.
15198 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15199 Add loopno argument.
15200 * tree-scalar-evolution.c (gather_chrec_stats): Call
15201 evolution_function_is_affine_multivariate_p with a loop
15203 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15204 (analyze_overlapping_iterations): Likewise.
15205 (access_functions_are_affine_or_constant_p): Likewise.
15206 (build_classic_dist_vector_1): If the access functions
15207 are equal, don't do anything.
15209 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15210 Paolo Carlini <pcarlini@suse.de>
15211 Uros Bizjak <ubizjak@gmail.com>
15213 * c-cppbuiltin.c (c_cpp_builtins): Define
15214 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15215 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15216 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15217 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15219 2007-05-21 Mike Stump <mrs@apple.com>
15221 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15223 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15225 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15227 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15228 implementation if __OPTIMIZE__ is not defined.
15229 (_mm_alignr_pi8): Ditto.
15230 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15231 (_mm_inserti_si64): Ditto.
15232 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15233 (_mm_slli_epi16): Ditto.
15234 (_mm_slli_epi32): Ditto.
15235 (_mm_slli_epi64): Ditto.
15236 (_mm_srai_epi16): Ditto.
15237 (_mm_srai_epi32): Ditto.
15238 (_mm_srli_si128): Ditto.
15239 (_mm_slli_si128): Ditto.
15240 (_mm_srli_epi16): Ditto.
15241 (_mm_srli_epi32): Ditto.
15242 (_mm_srli_epi64): Ditto.
15243 (_mm_extract_epi16): Ditto.
15244 (_mm_insert_epi16): Ditto.
15245 (_mm_shufflehi_epi16): Ditto.
15246 (_mm_shufflelo_epi16): Ditto.
15247 (_mm_shuffle_epi32): Ditto.
15248 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15249 (_m_pextrw): Ditto.
15250 (_mm_insert_pi16): Ditto.
15251 (_m_pinsrw): Ditto.
15252 (_mm_shuffle_pi16): Ditto.
15253 (_m_pshufw): Ditto.
15254 (_mm_shufle_ps): Ditto.
15255 (_mm_prefetch): Ditto.
15257 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15259 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15260 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15261 * real.c (encode_i370_single, decode_i370_single,
15262 encode_i370_double, decode_i370_double): Functions removed.
15263 (i370_single_format, i370_double_format): Initializations removed.
15264 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15265 Consider the log2_b field to always be one.
15266 (ieee_single_format, mips_single_format, coldfire_single_format,
15267 ieee_double_format, mips_double_format, coldfire_double_format,
15268 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15269 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15270 ibm_extended_format, mips_extended_format, ieee_quad_format,
15271 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15272 decimal_single_format, decimal_double_format, decimal_quad_format,
15273 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15274 initialization of log2_b.
15275 * real.h (i370_single_format, i370_double_format): Declarations
15277 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15278 field to always be one.
15280 2007-05-21 Andreas Schwab <schwab@suse.de>
15282 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15283 NOTE_INSN_BASIC_BLOCK_P.
15284 (process_for_unwind_directive): Likewise.
15286 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15288 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15289 * function.h (struct function): Move va_list_gpr_size,
15290 va_list_fpr_size, function_frequency to front of bitfields. Add
15292 (current_function_calls_unwind_init): New.
15293 * except.c (expand_builtin_unwind_init): Set
15294 current_function_calls_unwind_init not
15295 current_function_has_nonlocal_label.
15296 * reload1.c (has_nonexceptional_receiver): New.
15297 (reload): Use it and current_function_calls_unwind_init to
15298 determine whether call-saved regs must be saved.
15300 2007-05-20 Jan Hubicka <jh@suse.cz>
15302 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15303 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15304 * ddg.c (create_ddg): LIkewise.
15305 * final.c (final): Remove hunk moving line number notes around since
15306 they are no longer present at this stage.
15307 (final_scan_insn): Use NOTE_KIND instead of
15308 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15309 (output_asm_label): Likewise.
15310 * reorg.c (dbr_schedule): Likewise.
15311 * haifa-sched.c (unlink_other_notes): Likewise.
15312 * mode-switching.c (optimize_mode_switching): Likewise.
15313 * graph.c (start_bb): Likewise.
15314 * rtl.def (NOTE): Update description.
15315 * jump.c (squeeze_notes): Delete.
15316 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15317 NOTE_INSN_BASIC_BLOCK_P when possible.
15318 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15319 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15320 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15321 (dwarf2out_var_location): Likewise.
15322 * cfgbuild.c (make_edges): Likewise.
15323 (find_basic_blocks_1): Likewise.
15324 * function.c (reorder_blocks_1): Likewise.
15325 (epilogue_done): Likewise.
15326 (reposition_prologue_and_epilogue_notes): Likewise.
15327 * print-rtl.c (print_rtx): Likewise; drop code for printing
15329 (print_rtl): Likewise.
15330 (print_rtl_single): Likewise.
15331 * gcse.c (insert_insn_start_bb): Likewise.
15332 * alias.c (init_alias_analysis): Likewise.
15333 * calls.c (fixup_tail_calls): Likewise.
15334 * except.c (sjlj_emit_function_enter): Likewise.
15335 * emit-rtl.c (add_insn_after): Likeiwse.
15336 (emit_label_before): Likewise.
15337 (emit_label_after): Likewise.
15338 (emit_note_before, emit_note_after, emit_note): Update
15339 parameter to be enum insn_note; do not deal with source
15341 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15342 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15344 (merge_blocks_move_successor_nojumps): Simplify now when
15345 we don't have BLOCK notes.
15346 (try_optimize_cfg): Likewise.
15347 * cfglayout.c (skip_insns_after_block): Likewise.
15348 (record_effective_endpoints): Likewise.
15349 (duplicate_insn_chain): Likewise.
15350 * varasm.c (output_constant_pool_1): Likewise.
15351 * sched-deps.c (sched_analyze): Likewise.
15352 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15354 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15355 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15356 (SET_INSN_DELETED): Simplify.
15357 (NOTE_LINE_NUMBER): Exterminate.
15358 (NOTE_LINE_KIND): New.
15359 (NOTE_INSN_BASIC_BLOCK_P): Update.
15360 (enum insn_note): Simplify.
15361 (GET_NOTE_INSN_NAME) Simplify.
15362 (emit_note_before, emit_note_after, emit_note): Update prototype.
15363 (squeeze_notes): Remove.
15364 * sched-int.h (NOTE_NOT_BB_P): Update.
15365 * resource.c (mark_target_live_regs): Update.
15366 * sched-rgn.c (debug_dependencies): Update.
15367 * sched-vis.c (print_insn): Update.
15368 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15369 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15370 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15371 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15372 (split_branches): Update.
15373 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15375 (sh_adjust_unroll_max): Exterminate.
15376 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15377 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15378 (m68hc11_reorg): Likewise.
15379 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15380 (emit_predicate_relation_info): Update.
15381 (process_for_unwind_directive): Update.
15382 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15383 (output_call): Update.
15384 * config/pa/pa.c (output_lbranch): Update.
15385 (output_millicode_call): Update.
15386 (output_call): Update.
15387 (pa_combine_instructions): Update.
15388 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15389 * config/bfin/bfin.c (gen_one_bundle): Update.
15390 * cfgrtl.c (can_delete_note_p): Update.
15391 (delete_insn): Update.
15392 (rtl_merge_blocks): Update.
15393 (commit_one_edge_insertion): Update.
15394 (rtl_verify_flow_info): Update.
15395 * stmt.c (expand_case): Do not call squeeze_notes.
15397 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15404 * c.opt (Wtype-limits): New.
15405 * doc/invoke.texi (Wtype-limits): Document it.
15406 (Wextra): Enabled by -Wextra.
15407 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15408 * c-common.c (shorten_compare): Warn with Wtype-limits.
15410 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15412 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15413 inlined function, not as a macro.
15414 (_mm_alignr_pi8): Ditto.
15415 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15416 (_mm_inserti_si64): Ditto.
15417 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15418 (_mm_extract_epi16): Ditto.
15419 (_mm_insert_epi16): Ditto.
15420 (_mm_shufflehi_epi16): Ditto.
15421 (_mm_shufflelo_epi16): Ditto.
15422 (_mm_shuffle_epi32): Ditto.
15423 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15424 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15426 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15428 (_m_to_float): Use C89 compatible assignment.
15430 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15433 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15435 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15438 * doc/invoke.texi (Wreturn-type): Complete description.
15439 (Wextra): Delete item about return-type warning.
15440 * c-decl.c: Delete redundant Wextra warning.
15442 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15445 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15446 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15447 inlined function, not as a macro.
15448 (_mm_prefetch): Ditto.
15449 (_m_pextrw): Ditto.
15450 (_mm_insert_pi16): Ditto.
15451 (_m_pinsrw): Ditto.
15452 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15453 (_m_pshufw): Ditto. Add const to __N argument.
15454 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15455 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15456 (_mm_slli_epi32): Ditto.
15457 (_mm_srli_si128): Implement as always inlined function, not as a
15458 macro. Add __inline to function declaration.
15459 (_mm_slli_si128): Ditto.
15461 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15463 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15464 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15466 (struct fenv): New structure.
15467 (FP_HANDLE_EXCEPTIONS): New define.
15468 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15469 (_FP_DECL_EXP): New define.
15470 (FP_INIT_ROUNDMODE): New define.
15471 (FP_ROUNDMODE): New define.
15473 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15475 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15476 (Wconversion): Update description.
15477 (Wconversion-sign): New.
15478 * c.opt (Wconversion-sign): New.
15479 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15480 means disabled for C++. Otherwise, take the status of Wconversion.
15481 * c-common.c (conversion_warning): Warn with either Wconversion or
15483 (warnings_for_convert_and_check): Conditions are already checked by
15484 conversion_warning.
15485 (convert_and_check): Don't check warnings if the conversion failed.
15487 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15488 Anatoly Sokolov <aesok@dol.ru>
15490 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15491 avr_epilogue_uses) : Add declaration.
15492 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15493 * config/avr/constraints.md (R): New constraint.
15494 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15495 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15496 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15497 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15498 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15499 call_prologue_saves, epilogue_restores, return_from_epilogue,
15500 return_from_main_epilogue, return_from_interrupt_epilogue,
15501 return_from_naked_epilogue, prologue, epilogue): New patterns.
15502 (jump): Handle symbol reference.
15503 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15504 avr_output_function_prologue, avr_output_function_epilogue): Remove
15506 (avr_init_machine_status, expand_prologue, expand_epilogue,
15507 avr_asm_function_end_prologue, avr_epilogue_uses,
15508 avr_asm_function_begin_epilogue): New functions.
15509 (prologue_size, epilogue_size, jump_tables_size): Remove global
15511 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15512 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15513 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15514 (avr_override_options): Initialise init_machine_status.
15515 (output_movhi): Handle all stack pointer loads.
15516 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15517 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15518 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15519 (EPILOGUE_USES) Redefine.
15520 (machine_function) Declare.
15522 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15524 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15525 Use a single return statement.
15527 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15529 PR middle-end/30250
15530 * builtins.c (do_mpfr_lgamma_r): New.
15531 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15532 * tree.h (CASE_FLT_FN_REENT): New.
15534 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15536 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15537 (output_die): Use 'unsigned long' with %x.
15538 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15539 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15540 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15542 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15544 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15549 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15550 true if function has no argument.
15552 2007-05-18 DJ Delorie <dj@redhat.com>
15554 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15555 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15557 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15559 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15560 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15561 count_trailing_zeros.
15562 (__i386__): Implement count_leading_zeros using __builtin_clz().
15563 Implement count_trailing_zeros usign __builtin_ctz().
15565 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15567 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15569 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15571 PR middle-end/31344
15572 * expr.c (emit_move_change_mode): Change mode of push operands here.
15574 2007-05-17 Ian Lance Taylor <iant@google.com>
15576 PR tree-optimization/31953
15577 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15578 Change all callers.
15579 (set_value_range_to_null): Call set_value_range_to_value.
15580 (extract_range_from_comparison): Likewise.
15582 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15584 * toplev.c (print_version): Output GMP/MPFR version info.
15586 * builtins.c (CASE_MATHFN_REENT): New macro.
15587 (mathfn_built_in): Use it.
15588 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15589 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15590 BUILT_IN_LGAMMAL_R): New.
15591 * doc/extend.texi: Document new builtins.
15593 PR middle-end/31796
15594 * builtins.c (do_mpfr_remquo): New.
15595 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15596 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15598 PR middle-end/30251
15599 * builtins.c (fold_builtin_1): Handle y0, y1.
15600 (fold_builtin_2): Handle yn.
15602 PR middle-end/30251
15603 * builtins.c (do_mpfr_bessel_n): New.
15604 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15605 (fold_builtin_2): Handle BUILT_IN_JN.
15607 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15610 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15611 TYPE_PRECISION (intmax_type_node).
15613 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15616 * reload.c (subst_reloads): Remove checking.
15618 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15620 PR rtl-optimization/31691
15621 * combine.c (simplify_set): Build a new src pattern instead of
15622 substituting its operands in the COMPARE case.
15624 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15626 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15627 (execute_vrp): Preserve loops through jump threading.
15628 * tree-ssa-threadupdate.c (thread_single_edge,
15629 dbds_continue_enumeration_p, determine_bb_domination_status,
15630 thread_through_loop_header): New functions.
15631 (create_edge_and_update_destination_phis,
15632 create_edge_and_update_destination_phis): Set loops for the new blocks.
15633 (prune_undesirable_thread_requests): Removed.
15634 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15636 (thread_block): Do not call prune_undesirable_thread_requests.
15638 (mark_threaded_blocks): Select edges to thread here.
15639 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15640 Thread edges through loop headers independently.
15641 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15642 * tree-pass.h (TODO_mark_first_instance): New.
15643 (first_pass_instance): Declare.
15644 * cfghooks.c (duplicate_block): Put the block to the original loop
15645 if copy is not specified.
15646 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15647 jump threading. Pass may_peel_loop_headers to
15648 thread_through_all_blocks according to first_pass_instance.
15649 * cfgloop.h (create_preheader): Declare.
15650 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15651 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15652 * passes.c (first_pass_instance): New variable.
15653 (next_pass_1): Set TODO_mark_first_instance.
15654 (execute_todo): Set first_pass_instance.
15656 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15658 PR tree-optimization/24659
15659 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15660 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15661 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15662 OTI_vec_pack_ufix_trunc.
15663 (vec_unpacks_float_hi_optab): Define new macro.
15664 (vec_unpacks_float_lo_optab): Ditto.
15665 (vec_unpacku_float_hi_optab): Ditto.
15666 (vec_unpacku_float_lo_optab): Ditto.
15667 (vec_pack_sfix_trunc_optab): Ditto.
15668 (vec_pack_ufix_trunc_optab): Ditto.
15669 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15670 and vec_pack_[s|u]fix_trunc_optab using
15671 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15672 * tree-vectorizer.c (supportable_widening_operation): Handle
15673 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15674 (supportable_narrowing_operation): New function.
15675 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15676 * tree-vect-transform.c (vectorizable_conversion): Handle
15677 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15678 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15679 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15680 to check for target support.
15681 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15682 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15683 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15684 for VEC_PACK_FIX_TRUNC_EXPR.
15685 (expand_binop): Special case mode of the result for
15686 vec_pack_[u|s]fix_trunc_optab.
15687 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15688 vec_pack_[u|s]fix_trunc_optab.
15690 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15691 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15692 * tree-pretty-print.c (dump_generic_node): Handle
15693 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15694 VEC_PACK_FIX_TRUNC_EXPR.
15696 * expr.c (expand_expr_real_1): Ditto.
15697 * tree-inline.c (estimate_num_insns_1): Ditto.
15698 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15700 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15701 (vec_unpacks_float_lo_v8hi): Ditto.
15702 (vec_unpacku_float_hi_v8hi): Ditto.
15703 (vec_unpacku_float_lo_v8hi): Ditto.
15704 (vec_unpacks_float_hi_v4si): Ditto.
15705 (vec_unpacks_float_lo_v4si): Ditto.
15706 (vec_pack_sfix_trunc_v2df): Ditto.
15708 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15710 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15711 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15712 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15713 [vec_pack_ufix_trunc]: Ditto.
15714 [vec_unpacks_float_hi]: Ditto.
15715 [vec_unpacks_float_lo]: Ditto.
15716 [vec_unpacku_float_hi]: Ditto.
15717 [vec_unpacku_float_lo]: Ditto.
15719 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15721 * soft-fp/README: Update for new files.
15722 * soft-fp/floattisf.c: New file.
15723 * soft-fp/floattidf.c: New file.
15724 * soft-fp/floattitf.c: New file.
15725 * soft-fp/floatuntisf.c: New file.
15726 * soft-fp/floatuntidf.c: New file.
15727 * soft-fp/floatuntitf.c: New file.
15728 * soft-fp/fixsfti.c: New file.
15729 * soft-fp/fixdfti.c: New file.
15730 * soft-fp/fixtfti.c: New file.
15731 * soft-fp/fixunssfti.c: New file.
15732 * soft-fp/fixunsdfti.c: New file.
15733 * soft-fp/fixunstfti.c: New file.
15734 * soft-fp/extendxftf.c: New file.
15735 * soft-fp/trunctfxf.c: New file.
15737 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15738 (__trunctfxf2): Ditto.
15740 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15741 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15742 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15743 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15744 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15745 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15747 * config/i386/t-fprules-softfp64: New file.
15748 * config/i386/sfp-machine.h: New file.
15749 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15750 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15751 and soft-fp/t-softfp to tmake_file.
15752 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15753 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15755 * config/i386/t-linux64 (softfp_wrap_start): New.
15756 (softfp_wrap_end): New.
15757 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15758 supported for TARGET_64BIT.
15760 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15762 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15763 c_common_unsigned_type behavior.
15765 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15767 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15770 2007-05-16 Eric Christopher <echristo@apple.com>
15772 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15773 saving after stack push. Set sp_offset whenever we push.
15774 (rs6000_emit_epilogue): Move altivec register restore before
15777 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15779 * configure.ac: Allow sysroots to be relocated under $prefix as
15780 well as $exec_prefix.
15781 * configure: Regenerate.
15783 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15787 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15789 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15790 (gcc_tooldir): Likewise.
15791 * configure: Regenerate.
15792 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15793 old configure.ac gcc_tooldir setting.
15794 (prefix_to_exec_prefix): New variable.
15795 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15796 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15798 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15800 * c-typeck.c (build_binary_op): Return early for error.
15802 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15804 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15805 struct nb_iter_bound.
15806 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15807 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15808 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15809 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15810 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15811 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15812 (del_scev_info): Use ggc_free.
15813 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15814 * loop-init.c: Include ggc.h.
15815 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15816 (loop_optimizer_finalize): Use ggc_free.
15817 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15818 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15819 pass_iv_optimize): Add TODO_ggc_collect.
15820 * function.h (struct function): Remove skip marker from
15822 * cfgloop.c: Include ggc.h.
15823 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15825 (establish_preds): Vector superloops is gc allocated.
15826 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15828 (flow_loops_find): Vector larray is gc allocated.
15829 (loop_exit_free): Use ggc_free.
15830 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15831 that head of exits list is now not a part of struct loop.
15832 (record_loop_exits): Allocate exits table in gc memory.
15833 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15834 that head of exits list is now not a part of struct loop.
15835 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15836 struct loop_exit): Add GTY marker.
15837 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15838 Add skip marker to aux field. Make head of exits list a separate
15840 (struct loops): Add GTY marker. Make larray vector gc allocated.
15841 Add param marker to exits table.
15842 (get_loops): Type changed.
15843 * Makefile.in (tree-scalar-evolution.o): Add
15844 gt-tree-scalar-evolution.h dependency.
15845 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15846 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15847 * basic-block.h (struct basic_block_def): Remove skip marker from
15850 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15852 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15853 of 0 in the call to expand_expr().
15854 (expand_builtin_mathfn_3): Ditto.
15855 (expand_builtin_interclass_mathfn): Ditto.
15856 (expand_builtin_cexpi): Ditto.
15857 (expand_builtin_int_roundingfn): Ditto.
15858 (expand_builtin_int_roundingfn_2): Ditto.
15859 (expand_builtin_pow): Ditto.
15860 (expand_builtin_powi): Ditto.
15861 (expand_builtin_bswap): Ditto.
15862 (expand_builtin_unop): Ditto.
15863 (expand_builtin_fabs): Ditto.
15864 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15865 the call to expand_expr().
15866 (expand_builtin_sync_operation): Ditto.
15867 (expand_builtin_compare_and_swap): Ditto.
15868 (expand_builtin_lock_test_and_set): Ditto.
15869 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15870 instead of 0 in the call to expand_expr().
15871 (expand_builtin_extract_return_addr): Ditto.
15872 (expand_builtin_eh_return): Ditto.
15873 (expand_eh_return): Ditto.
15874 * explow.c (expr_size): Ditto.
15875 * expr.c (optimize_bitfield_assignment_op): Ditto.
15876 (expand_assignement): Ditto.
15877 (store_expr): Ditto.
15878 (store_field): Ditto.
15879 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15880 the call to expand_expr().
15881 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15882 in the call to expand_expr().
15883 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15884 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15885 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15887 * optabs.c (expand_vec_shift_expr): Ditto.
15888 (expand_vec_cond_expr): Ditto.
15889 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15890 call to expand_expr().
15891 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15892 in the call to expand_expr().
15894 2007-05-14 Dave Korn <dave.korn@artimi.com>
15896 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15898 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15900 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15901 instead of c_common_unsigned_type.
15902 (c_common_unsigned_type): Remove.
15903 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15904 c_common_unsigned_type.
15905 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15906 c_common_unsigned_type.
15907 * c-common.h (c_common_unsigned_type): Remove.
15908 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15909 c_common_unsigned_type.
15910 * c-format.c (check_format_types): Use unsigned_type_for instead of
15911 c_common_unsigned_type.
15912 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15913 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15914 of c_common_unsigned_type.
15915 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15916 lang_hooks.types.unsigned_type.
15917 * expmed.c (make_tree): Use unsigned_type_for instead of
15918 lang_hooks.types.unsigned_type.
15919 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15920 lang_hooks.types.unsigned_type.
15921 (build_range_check): Likewise.
15922 (fold_unary): Likewise.
15923 (fold_binary): Likewise.
15924 (fold_ternary): Likewise.
15925 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15926 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15927 * tree.c (get_unsigned_type): New.
15928 (unsigned_type_for): Use get_unsigned_type instead of
15929 lang_hooks.types.unsigned_type.
15931 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15933 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15934 to m68k_get_function_kind. Update its prototype.
15935 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15937 (m68k_interrupt_function_p): Return enum m68k_function_type
15938 instead of bool. Rename to m68k_get_function_kind.
15939 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15940 target is not fido.
15941 (m68k_compute_frame_layout): Don't mark any register for save
15942 if an interrupt_thread attribute is specified.
15943 (m68k_hard_regno_rename_ok): Update a use of
15944 m68k_interrupt_function_p.
15945 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15946 m68k_interrupt_function_p.
15947 (m68k_function_type): New.
15948 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15949 for a function with an interrupt_thread attribute.
15950 * doc/extend.texi: Document the interrupt_thread attribute.
15952 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15954 Fix PR tree-optimization/31911
15955 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15956 if they didn't change the expression.
15958 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15960 * tree-scalar-evolution.c (resolve_mixers): Exported.
15961 * tree-scalar-evolution.h (resolve_mixers): Declare.
15962 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15963 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15964 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15965 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15966 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15967 strip_conversion, analyze_offset_expr, address_analysis,
15968 object_analysis, analyze_offset): Removed.
15969 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15970 split_constant_offset, canonicalize_base_object_address,
15971 object_address_invariant_in_loop_p, disjoint_objects_p,
15972 dr_may_alias_p, dr_address_invariant_p): New functions.
15973 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15974 and dr_analyze_alias.
15975 (initialize_data_dependence_relation): Use dr_may_alias_p
15976 and object_address_invariant_in_loop_p.
15977 (compute_self_dependence): Handle the case when
15978 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15979 (find_data_references_in_stmt): Restrict the analysis of data
15980 references to the given loop nest.
15981 (find_data_references_in_loop): Made static. Pass loop nest to
15982 find_data_references_in_stmt.
15983 (compute_data_dependences_for_loop): Use DR_VOPS.
15984 (free_data_ref): Free DR_VOPS.
15985 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15986 (struct innermost_loop_behavior): ... new.
15987 (struct base_object_info): Replaced by ...
15988 (struct indices): ... new.
15989 (struct dr_alias): New.
15990 (enum data_ref_type): Removed.
15991 (struct data_reference): Consist of struct innermost_loop_behavior,
15992 struct indices and struct dr_alias.
15993 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15994 (DR_MEMTAG): Renamed to ...
15995 (DR_SYMBOL_TAG): ... this.
15996 (find_data_references_in_loop): Declaration removed.
15997 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15998 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15999 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16000 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16002 2007-05-13 Revital Eres <eres@il.ibm.com>
16004 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16005 which walks virtual def-use chains to find redundant stores.
16006 (dse_optimize_stmt): Call it.
16008 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16010 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16011 * passes.c (init_optimization_passes): Move pass_jump_bypass
16014 * basic-block.h (bb_has_eh_pred): Fix style issue.
16016 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16018 PR rtl-optimization/31848
16019 * loop-invariant.c (move_invariant_reg): If we move an insn
16020 with a REG_EQUAL note, and that insn is not always executed,
16021 remove the REG_EQUAL note.
16023 2007-05-12 Richard Guenther <rguenther@suse.de>
16025 PR tree-optimization/31797
16026 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16027 propagate into a stmt that has volatile ops.
16029 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16031 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16032 (gcc_tooldir): Likewise.
16033 * configure: Regenerate.
16034 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16035 old configure.ac gcc_tooldir setting.
16036 (prefix_to_exec_prefix): New variable.
16037 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16038 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16040 2007-05-11 Silvius Rus <rus@google.com>
16042 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16043 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16044 * c-common.h (strict_aliasing_warning): Change return type.
16045 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16046 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16047 (build_c_cast): Condition call to strict_aliasing_warning.
16048 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16049 * flags.h (set_Wstrict_aliasing): Declare.
16050 * opts.c (set_Wstrict_alising): Define, add call to.
16051 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16052 * tree-ssa-alias-warnings.c: New file.
16053 * tree-ssa-alias.c (compute_may_aliases): Add call to
16054 strict_aliasing_warning_backend.
16056 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16058 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16059 Use loop_depth and loop_outer accessor functions.
16060 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16061 determine_invariantness_stmt, move_computations_stmt): Ditto.
16062 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16063 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16064 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16065 * tree-scalar-evolution.c (interpret_loop_phi,
16066 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16067 instantiate_parameters_1, scev_const_prop): Ditto.
16068 * cfghooks.c (make_forwarder_block): Ditto.
16069 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16070 * modulo-sched.c (loop_canon_p): Ditto.
16071 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16072 slpeel_can_duplicate_loop_p): Ditto.
16073 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16074 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16075 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16076 cancel_loop, verify_loop_structure): Ditto.
16077 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16078 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16079 superloops vector instead of "pred" array.
16080 (establish_preds): Take father loop as an argument. Initialize the
16082 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16083 Do not initialize loop->outer.
16084 (flow_loop_tree_node_remove): Truncate the superloops vector.
16085 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16086 "pred" merged to "superloops" vector.
16087 (loop_depth, loop_outer): New.
16088 (fel_init): Use loop_outer.
16090 2007-05-11 Jan Hubicka <jh@suse.cz>
16092 * cgraphunit.c: Include gt-cgraphunit.h
16093 (static_ctors, static_dtors): New static vars.
16094 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16095 based on implementation in c-common.c
16096 (cgraph_finalize_function): Call record_cdtor_fn.
16097 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16098 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16099 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16100 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16101 build_cdtor, c_build_cdtor_fns): Remove.
16102 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16103 c_build_cdtor_fns): Remove prototype.
16105 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16108 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16109 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16110 * builtins.c (fold_builtin_memchr): New.
16111 (expand_builtin_memchr): Call the latter.
16112 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16113 * doc/extend.texi ([Other built-in functions provided by GCC]):
16116 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16118 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16119 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16120 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16121 PFPO_OP1_TYPE_SHIFT): Constants added.
16122 (DFP_ALL): Mode macro defined.
16123 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16124 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16125 Insn definitions added.
16126 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16127 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16130 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16132 PR tree-optimization/31885
16133 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16134 NULL_TREE to be undetermined.
16135 (automatically_generated_chrec_p): Return false for NULL.
16137 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16139 * config/bfin/bfin.h (MOVE_RATIO): Define.
16141 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16143 * config.gcc (sparc-wrs-vxworks): New target.
16144 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16145 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16146 * config/sparc/sparc.h: Include vxworks-dummy.h.
16147 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16148 include LABEL_REFs too.
16149 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16150 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16152 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16154 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16155 (sparc_emit_call_insn): New function.
16156 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16157 functions when generating VxWorks PIC.
16158 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16159 (call, call_value): Use sparc_emit_call_insn instead of
16162 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16164 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16166 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16168 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16169 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16170 split_double instead of operand_subword.
16172 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16174 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16175 * config/bfin/bfin.c (bfin_local_alignment): New function.
16176 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16178 2007-05-08 Chao-ying Fu <fu@mips.com>
16180 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16181 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16182 (smsub_widen_optab, umsub_widen_optab): Define.
16183 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16185 * genopinit.c (optabs): Fill in smsub_widen_optab and
16187 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16188 and umsub_widen_optab to implement multiply-subtract sequences.
16189 * config/mips/mips.md (*msac<u>_di): Rename to...
16190 (<u>msubsidi4): ...this. Extend condition to include
16191 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16192 of operand 0 to "ka" and use the three-operand form of msub<u>
16194 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16197 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16199 PR rtl-optimization/28011
16200 * reload.c (push_reload): Set dont_share if IN appears in OUT
16201 also when IN is a PLUS rtx.
16202 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16205 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16207 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16208 call unshare_all_decls.
16209 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16210 (unshare_all_decls): Remove.
16212 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16215 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16218 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16219 Nigel Stephens <nigel@mips.com>
16221 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16222 Update comments and all uses.
16223 (MIN_FPRS_PER_FMT): Define.
16224 * config/mips/mips.c (function_arg): Fix to correctly handle
16225 the -mips32r2 -mfp64 -mabi=32 case.
16226 (override_options): Enable use of odd-numbered registers for
16227 SFmode values on MIPS32.
16228 (mips_save_reg_p): Save whole floating-point register pair if
16229 either half is used.
16230 (compute_frame_size): Fix comment.
16232 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16234 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16235 argument of type bool.
16236 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16237 argument. Safely select temporary P register according to it.
16238 (do_link): Change call site of add_to_reg accordingly.
16239 (do_unlink): Add epilogue_p as a fourth argument and pass it
16241 (expand_interrupt_handler_epilogue): Change call of do_unlink
16243 (bfin_expand_prologue): Add a third argument sibcall_p.
16244 * config/bfin/bfin.md (epilogue): Change call of
16245 bfin_expand_epilogue accordingly.
16246 (sibcall_epilogue): Likewise.
16247 (eh_return_internal): Likewise.
16249 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16250 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16251 * config/bfin/bfin.c (bfin_handle_option): Handle
16252 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16253 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16254 Support bf534, bf536 and bf561.
16255 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16257 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16260 * config/i386/i386.c (ix86_function_regparm): Process local
16261 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16263 2007-05-07 Mike Stump <mrs@apple.com>
16265 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16266 also checks for and while statements in C++.
16268 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16270 * gcc.c (at_file_supplied): New variable.
16271 (main): Set it if we expanded argv.
16272 (do_spec_1): Pass an @-file to the linker if we were called with
16273 an @-file argument and HAVE_GNU_LD.
16274 * collect2.c (at_file_supplied): New variable.
16275 (response_file): New variable.
16276 (collect_exit): Unlink response_file if necessary.
16277 (handler): Likewise.
16278 (do_wait): Likewise.
16279 (main): Set at_file_supplied if we expanded argv.
16280 (collect_execute): Pass an @-file to subprocesses if we were called
16281 with an @-file argument.
16282 * configure.ac: Add define for HAVE_GNU_LD.
16283 * configure: Regenerate.
16284 * config.in: Regenerate.
16286 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16288 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16289 operand to HI mode.
16294 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16296 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16297 (TARGET_ENCODE_SECTION_INFO): Re-define.
16298 (m32c_encode_section_info): New
16299 (function_vector_handler): New
16300 (current_function_special_page_vector): New
16301 (m32c_special_page_vector_p): New.
16302 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16304 * config/m32c/jump.md: Added instruction JSRS for functions
16305 with attribute "function_vector".
16306 * doc/extend.texi (function_vector): Added description
16307 for M16C, M32C targets.
16309 2007-05-07 DJ Delorie <dj@redhat.com>
16312 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16313 ashrpsi3, lshrpsi3): Update shift count constraint.
16315 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16316 Nathan Froyd <froydnj@codesourcery.com>
16319 * c-incpath.c (add_path): Strip trailing path separators.
16321 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16323 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16324 Free dominance info before purging EH edges.
16325 (eliminate_degenerate_phis): Likewise.
16326 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16328 2007-05-07 Jan Hubicka <jh@suse.cz>
16330 * gimplify.c (gimplify_expr): Do not crash when folding
16331 (void *)(int)&a + 4.
16333 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16336 * c-opts.c (lang_fortran): Make it non static.
16337 * c-common.h (lang_fortran): New prototype.
16338 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16339 -lang-fortran option was passed by the driver.
16341 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16343 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16344 of ASSERT_CHECKING. Tweak message.
16346 2007-05-06 Revital Eres <eres@il.ibm.com>
16349 * loop-unroll.c (insert_var_expansion_initialization):
16350 Initialize the expansions with -zero instead of +zero.
16352 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16354 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16355 into pic and non-pic versions. Mark r19 as used for
16356 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16357 for tgd_load, tld_load and tie_load .
16358 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16359 version of tgd_load, tld_load and tie_load depending on the
16362 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16363 Jakub Jelinek <jakub@redhat.com>
16365 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16366 (__do_global_dtors_aux): Use more paranoid loop to run
16367 destructors if HIDDEN_DTOR_LIST_END.
16368 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16370 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16372 * varasm.c (align_variable): Don't increase alignment for
16373 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16374 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16376 2007-05-04 Josh Conner <jconner@apple.com>
16378 * basic-block.h (cdi_direction): Assign values to all enumeration
16380 (dom_computed): Remove.
16381 (dom_info_state): New.
16382 (set_dom_info_availability): New.
16383 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16384 walk_data.dom_direction.
16385 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16386 instead of dom_computed[].
16387 (split_edge): Likewise.
16388 (create_basic_block): Likewise.
16389 (merge_blocks): Likewise.
16390 * ifcvt.c (find_if_header): Likewise.
16391 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16392 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16393 * tree-ssa.c (verify_ssa): Likewise.
16394 * tree-cfg.c (tree_verify_flow_info): Likewise.
16395 (remove_edge_and_dominated_blocks): Likewise.
16396 * dominance.c (dom_computed): Make static.
16397 (calc_dfs_tree_nonrec): Change third param to a bool.
16398 (calc_dfs_tree): Change second param to a bool.
16399 (calc_idioms): Change second param to a bool. Use
16400 dom_convert_dir_to_idx.
16401 (init_dom_info): Validate dir before using.
16402 (dom_convert_dir_to_idx): New.
16403 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16404 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16405 (free_dominance_info): Use dom_convert_dir_to_idx.
16406 (get_immediate_dominator): Likewise.
16407 (set_immediate_dominator): Likewise.
16408 (get_dominated_by): Likewise.
16409 (redirect_immediate_dominators): Likewise.
16410 (nearest_common_denominator): Likewise.
16411 (dominated_by_p): Likewise.
16412 (bb_dom_dfs_in): Likewise.
16413 (bb_dom_dfs_out): Likewise.
16414 (recount_dominator): Likewise.
16415 (iterate_fix_dominators): Likewise.
16416 (add_to_dominance_info): Likewise.
16417 (delete_from_dominance_info): Likewise.
16418 (first_dom_son): Likewise.
16419 (next_dom_son): Likewise.
16420 (dom_info_available_p): Likewise.
16421 (dom_info_state): New.
16422 (set_dom_info_availability): New.
16424 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16426 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16428 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16430 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16432 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16433 (subdi3, subdi_carry): Delete.
16435 2007-05-04 Jan Hubicka <jh@suse.cz>
16436 Richard Guenther <rguenther@suse.de>
16438 * opts.c (decode_options): Do not fiddle with inlining
16439 parameters in case of optimizing for size.
16440 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16441 for size do nothing.
16442 (cgraph_decide_inlining_of_small_function): When optimizing for
16443 size never inline functions increasing caller size.
16444 (cgraph_early_inlining): Inline for size when optimizing for size.
16446 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16448 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16449 logical operations piecewise.
16450 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16451 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16452 subdi_sesidi_di): Delete.
16453 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16454 the generated sequence. Allow three-reg add in constraints. Rewrite
16455 the rtl expression for carry to avoid zero_extend of a constant.
16456 (sub_with_carry): New pattern.
16457 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16458 different sequence not involving jumps.
16459 (notbi): Now a named pattern.
16461 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16463 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16464 Add the note about a significant loss of accuracy of some
16465 mathematical routines when these options are used.
16467 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16469 * haifa-sched.c (rtx_vec_t): New typedef.
16470 (contributes_to_priority_p): Extract piece of priority () into new
16472 (priority): Use the function. Add assertion.
16473 (rank_for_schedule, set_priorities): Add assertion to check that
16474 insn's priority is initialized.
16475 (clear_priorities, calc_priorities): Change signature. Make it update
16476 all relevant insns. Update all callers ('add_to_speculative_block ()'
16477 and 'create_block_check_twin ()').
16478 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16479 Add new field 'priority_status'.
16480 (INSN_PRIORITY_STATUS): New macro.
16481 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16483 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16485 * sched-ebb.c (debug_ebb_dependencies): New static function.
16486 (init_ready_list): Use it.
16488 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16489 with changed signature and 'debug_rgn_dependencies ()'.
16490 (debug_rgn_dependencies): New static function.
16491 (init_ready_list): Use it.
16493 * sched-int.h (debug_dependencies): Declare.
16495 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16497 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16499 2007-05-04 Dirk Mueller <dmueller@suse.de>
16501 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16503 2007-05-03 Jan Hubicka <jh@suse.cz>
16505 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16506 ((T1)X op (T1)Y), for pointer type in more cases than before.
16508 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16510 * tree-object-size.c (plus_expr_object_size): When operand size is
16511 unknown, return unknown.
16513 2007-05-03 Dirk Mueller <dmueller@suse.de>
16515 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16517 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16520 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16522 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16524 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16526 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16528 * config/soft-fp/double.h, config/soft-fp/extended.h,
16529 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16530 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16531 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16532 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16535 2007-05-03 Ian Lance Taylor <iant@google.com>
16537 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16538 MASK_PPC_GFXOPT for 8540 or 8548.
16540 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16542 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16543 vect_print_dump_info() to output debug information.
16545 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16549 operands of size 2 when operand is not MEM_P.
16551 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16553 PR tree-optimization/30565
16554 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16556 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16558 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16559 (umulsi3_highpart): Use them.
16560 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16561 for final accumulator to D regisster tranfser.
16563 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16565 PR tree-optimization/31699
16566 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16568 (vect_enhance_data_refs_alignment): Compute peel amount using
16569 TYPE_VECTOR_SUBPARTS instead of vf.
16570 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16572 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16575 * system.h: Remove inclusion of double-int.h
16576 * tree.h: Include double-int.h
16577 * gengtype.c: Likewise
16578 * cfgloop.h: Likewise
16579 * Makefile.in: Adjust dependencies on double-int.h
16581 2007-05-02 Eric Christopher <echristo@apple.com>
16583 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16584 -shared to -Zdynamiclib.
16586 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16589 * c-common.c (strip_pointer_or_array_types): New function.
16590 * c-common.h (strip_pointer_or_array_types): New function declaration.
16592 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16594 PR tree-optimization/31771
16595 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16597 2007-05-02 Paul Brook <paul@codesourcery.com>
16599 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16601 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16603 PR middle-end/29715
16604 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16607 2007-05-02 Nick Clifton <nickc@redhat.com>
16609 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16611 2007-05-02 Richard Guenther <rguenther@suse.de>
16613 PR tree-optimization/31146
16614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16615 argument, single_use_p. If we have a single use that is
16616 a conversion to the definition rhs type, propagate that rhs.
16617 (forward_propagate_addr_expr): Pass single_use_p argument
16618 to forward_propagate_addr_expr_1.
16620 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16622 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16625 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16627 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16628 'AMD Family 10 core'.
16630 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16632 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16633 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16634 with SSE3 instruction set support.
16635 * doc/invoke.texi: Likewise.
16637 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16639 * config/i386/i386.c (override_options): Tuning 32-byte loop
16640 alignment for amdfam10 architecture. Increasing the max loop
16641 alignment to 24 bytes.
16643 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16645 * config/m68k/constraints.md: New.
16646 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16647 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16648 EXTRA_CONSTRAINT): Remove.
16649 * config/m68k/m68k.md: Include constraints.md.
16650 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16652 2007-05-01 Ian Lance Taylor <iant@google.com>
16654 PR tree-optimization/31739
16655 * tree-vrp.c (vrp_val_is_max): New static function.
16656 (vrp_val_is_min): New static function.
16657 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16659 (set_value_range): Use vrp_val_is_{max,min}.
16660 (extract_range_from_assert): Likewise.
16661 (extract_range_from_binary_expr): Likewise.
16662 (extract_range_from_unary_expr): Likewise.
16663 (dump_value_range, vrp_meet): Likewise.
16664 (vrp_visit_phi_node): Likewise.
16665 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16667 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16669 * config/i386/gmon-sol2.c (size_t): New type.
16670 (intptr_t): Likewise.
16671 (s_textsize): Declare as size_t.
16673 (monstartup): Use size_t for sizes.
16674 (_mcount): Save and restore registers.
16675 (internal_mcount): Pass 0 as the first argument to monstartup
16677 (moncontrol): Convert pointer to appropriately sized integer
16678 before passing to profil.
16680 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16682 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16683 __NO_FPRS__, not just if _SOFT_DOUBLE.
16684 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16685 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16686 also for E500 double.
16687 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16688 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16691 2007-05-01 Richard Guenther <rguenther@suse.de>
16693 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16696 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16698 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16700 2007-05-01 Jan Hubicka <jh@suse.cz>
16702 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16705 2007-05-01 Jan Hubicka <jh@suse.cz>
16707 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16708 (maybe_fold_offset_to_reference): Declare.
16709 * fold-const.c (fold_unary): Do not fold
16710 (type *)&A into &A->field_of_type_and_offset_0
16711 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16712 size is unknown, give up.
16713 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16715 (maybe_fold_offset_to_reference): New.
16716 (maybe_fold_stmt_indirect): Use it.
16717 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16718 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16720 (gimplify_expr): Likewise for plus_expr.
16722 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16724 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16725 bsi_after_labels. Always insert statements before bsi.
16726 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16727 * predict.c (apply_return_prediction): Check for empty blocks.
16728 * cfgexpand.c (lab_rtx_for_bb): New variable.
16729 (label_rtx_for_bb): Do not create new tree labels.
16730 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16731 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16732 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16734 (label_for_bb): Add field used.
16735 (update_eh_label, main_block_label): Mark the label used.
16736 (cleanup_dead_labels): Remove unused labels.
16738 2007-05-01 Richard Guenther <rguenther@suse.de>
16740 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16741 if it is not about to be set.
16742 (get_value_range): Do not pre-allocate equiv bitmap.
16743 (update_value_range): No need to clear equiv field.
16744 (add_equivalence): Change prototype to get bitmap pointer.
16745 Allocate bitmap here if it is not already.
16746 (extract_range_from_assert): Do not allocate bitmap here.
16747 Update callers to add_equivalence.
16748 (extract_range_from_ssa_name): Likewise.
16749 (get_vr_for_comparison): New static helper.
16750 (compare_name_with_value): Handle NULL equiv bitmap by
16751 peeling the first iteration of the comparison loop.
16752 Use get_vr_for_comparison.
16753 (compare_names): Handle NULL equiv bitmaps by using fake
16754 ones. Use get_vr_for_comparison.
16756 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16758 * double-int.c (mpz_set_double_int): Moved from
16759 tree-ssa-loop-niter.c.
16760 (mpz_get_double_int): Likewise; also, add option to wrap
16761 out-of-range integers.
16762 * double-int.h: New prototypes for above.
16763 * tree.c (get_static_type_bounds): Moved from
16764 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16765 TYPE_MAX_VALUE if they exist..
16766 * tree.h: New prototype for above.
16767 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16768 get_type_bounds calls.
16769 (mpz_set_double_int): Move to double-int.c.
16770 (get_type_bounds): Move to tree.c, rename to
16771 get_static_type_bounds.
16772 (mpz_to_double_int): Move to double-int.c, rename to
16773 mpz_get_double_int.
16775 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16777 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16778 DIV0 exception can fall through to a normal return.
16780 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16782 PR middle-end/22156
16783 Temporarily revert:
16784 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16785 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16786 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16787 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16788 initialize align to silence bogus warning.
16789 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16790 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16792 (struct sra_walk_fns): Remove use_all parameter from use.
16793 (sra_hash_tree): Handle BIT_FIELD_REFs.
16794 (sra_elt_hash): Don't hash bitfld blocks.
16795 (sra_elt_eq): Skip them in parent compares as well. Handle
16797 (sra_walk_expr): Don't maintain or pass down use_all_p.
16798 (scan_use): Remove use_all parameter.
16799 (scalarize_use): Likewise. Re-expand assignment to
16800 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16801 output, and re-scalarize after output. Don't mark anything
16803 (scalarize_ldst): Adjust.
16804 (scalarize_walk_gimple_modify_statement): Likewise.
16805 (build_element_name_1): Handle BIT_FIELD_REFs.
16806 (instantiate_element): Don't warn for any element whose parent
16807 is used as a whole.
16808 (instantiate_missing_elements_1): Return the sra_elt.
16809 (canon_type_for_field): New.
16810 (try_instantiate_multiple_fields): New.
16811 (instantiate_missing_elemnts): Use them.
16812 (mark_no_warning): Removed.
16813 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16814 (REPLDUP, sra_build_elt_assignment): New.
16815 (generate_copy_inout): Use them.
16816 (generate_element_copy): Likewise. Handle bitfld differences.
16817 (generate_element_zero): Don't recurse for blocks. Use
16818 sra_build_elt_assignment.
16819 (generate_one_element_int): Take elt instead of var. Use
16820 sra_build_elt_assignment.
16821 (generate_element_init_1): Adjust.
16822 (scalarize_use, scalarize_copy): Use REPLDUP.
16823 (scalarize_ldst): Move assert before dereference.
16824 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16826 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16829 * tree.c (reconstruct_complex_type): Reconstruct a reference
16831 Also use the same mode for the pointer as the old pointer type.
16833 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16835 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16838 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16840 PR rtl-optimization/31676
16841 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16842 (df_refs_record): Call it.
16844 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16846 * rtl.def (SS_ABS): New code.
16847 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16848 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16849 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16850 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16851 (bfin_init_builtins): Define them.
16852 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16853 (bfin_expand_builtin): ... and handle the others here.
16854 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16855 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16856 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16857 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16858 operand is only HImode.
16860 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16862 * regclass.c (scan_one_insn): Remove splitting of
16865 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16866 Nigel Stephens <nigel@mips.com>
16868 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16870 2007-04-28 Jan Hubicka <jh@suse.cz>
16872 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16873 insn_locators_alloc instead of insn_locators_initialize;
16874 call reset_block_changes.
16875 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16876 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16877 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16878 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16879 * config/score/score.c (th_output_mi_thunk): Likewise.
16880 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16881 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16882 tolerate uninitialized locator info.
16885 * function.c (init_function_start): Don't init line number info.
16886 (expand_function_end): Update.
16887 (reset_block_changes, record_block_change, finalize_block_changes,
16888 check_block_change, free_block_changes): Kill.
16889 * function.h (reset_block_changes, record_block_change,
16890 finalize_block_changes, check_block_change, free_block_changes):
16892 (struct function): Remove ib_boundaries_block.
16893 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16894 Use curr_insn_locator to initialize locator.
16895 (emit_line_note): Remove.
16896 * cfgexpand.c (expand_gimple_cond_expr): Update.
16897 (construct_exit_block): Likewise.
16898 (tree_expand_cfg): Initialize/finalize locators.
16899 * expr.c (expand_expr_real): Update.
16900 * cfglayout.c (line_locators_locs, line_locators_lines,
16901 file_locators_locs, file_locators_files): Remove.
16902 (set_block_levels): Move to cfgexpand.c.
16903 (insn_locators_initialize): Remove.
16904 (pass_insn_locators_initialize): Remove.
16905 (locations_locators_locs, locations_locators_vals): New static vars.
16906 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16908 (insn_locators_alloc, insn_locators_finalize,
16909 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16911 (locator_location): New.
16912 (locator_line, locator_file): Rewrite.
16913 * rtl.h (emit_line_note): Kill.
16914 (insn_locators_alloc, insn_locators_finalize,
16915 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16917 * tree-inline.c (initialize_cfun): Do not initialize
16918 ib_boundaries_block.
16919 * passes.c (pass_insn_locators_initialize): Remove.
16921 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16923 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16924 info. Update last_basic_block correctly.
16926 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16929 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16930 register itself to hold the offset constant. Tell flow the use
16931 of r4 and r5 when they are used.
16933 2007-04-27 Richard Guenther <rguenther@suse.de>
16935 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16936 if we simplified anything.
16937 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16938 warnings until we did a simplification and the stmt was not
16939 marked as TREE_NO_WARNING.
16941 2007-04-27 Mike Stump <mrs@apple.com>
16943 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16945 2007-04-27 Ian Lance Taylor <iant@google.com>
16947 PR middle-end/31710
16948 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16949 TYPE_MAX_VALUE exist, convert them to the new type.
16951 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16953 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16954 if it claims to be available.
16955 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16956 edge is redirected.
16957 (perform_tree_ssa_dce): Always free postdominators.
16959 2007-04-27 Richard Henderson <rth@redhat.com>
16961 * config/alpha/predicates.md (aligned_memory_operand): Mark
16962 as define_special_predicate.
16963 (unaligned_memory_operand, normal_memory_operand): Likewise.
16964 (reg_or_unaligned_mem_operand): Remove.
16965 (any_memory_operand): Match the documentation and check for
16966 non-renumbered pseudos during reload.
16967 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16968 alpha_secondary_reload_class, update to new interface, make static.
16969 Handle CQImode like HImode. Remove FP subreg check.
16970 (alpha_expand_mov): Use replace_equiv_address.
16971 (alpha_expand_mov_nobwx): Use any_memory_operand.
16972 (TARGET_SECONDARY_RELOAD): New.
16973 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16974 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16975 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16976 * config/alpha/alpha.md: ... here.
16977 (RELOAD12, reloadmode): New.
16979 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16980 Don't handle the aligned case here.
16981 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16982 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16983 reload_inhi_help. Don't expect a scratch register.
16984 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16986 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16988 2007-04-27 Richard Guenther <rguenther@suse.de>
16990 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16992 2007-04-27 Richard Guenther <rguenther@suse.de>
16994 PR tree-optimization/30965
16995 PR tree-optimization/30978
16996 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16997 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16998 (find_equivalent_equality_comparison): Likewise.
16999 (simplify_cond): Likewise.
17000 (get_prop_source_stmt): New helper.
17001 (get_prop_dest_stmt): Likewise.
17002 (can_propagate_from): Likewise.
17003 (remove_prop_source_from_use): Likewise.
17004 (combine_cond_expr_cond): Likewise.
17005 (forward_propagate_comparison): New function.
17006 (forward_propagate_into_cond): Rewrite to use fold for
17008 (tree_ssa_forward_propagate_single_use_vars): Call
17009 forward_propagate_comparison to propagate comparisons.
17011 2007-04-27 Richard Guenther <rguenther@suse.de>
17013 PR tree-optimization/31715
17014 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17015 sure to do computation on the offset in an appropriate
17018 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17020 * reload.h (elimination_target_reg_p): Declare.
17021 * reload.c (find_reloads): Don't apply the reg_rtx move
17022 optimization if the SET_DEST satisfies elimination_target_reg_p.
17023 * reload1.c (elimination_target_reg_p): New function.
17024 (gen_reload): In the move/add2 fallback, make sure that op0
17025 does not overlap the destination register.
17027 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17029 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17030 transform only GIMPLE_MODIFY_STMTs.
17031 * tree-complex.c (expand_complex_operations_1): Ditto.
17032 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17033 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17034 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17036 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17037 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17038 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17039 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17040 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17041 slpeel_add_loop_guard): Ditto.
17042 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17043 * lambda-code.c (perfect_nestify): Ditto.
17044 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17045 before the first statement.
17046 * tree-optimize.c (execute_free_datastructures): Fix comments.
17047 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17048 * tree-flow.h (disband_implicit_edges): Declaration removed.
17049 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17051 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17052 COND_EXPRs without gotos.
17053 (disband_implicit_edges, has_label_p): Removed.
17054 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17055 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17057 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17059 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17060 also for COND_EXPRs.
17061 * cfgexpand.c (label_rtx_for_bb): New function.
17062 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17063 Use label_rtx_for_bb to find the labels.
17064 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17065 last block. Detect fallthru edges.
17067 2007-04-26 Ian Lance Taylor <iant@google.com>
17070 * reload.c (find_reloads_subreg_address): If the address was valid
17071 in the original mode but not in the new mode, reload the whole
17074 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17076 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17077 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17078 (cleanup_control_expr_graph): Do not invalidate dominance info.
17079 Record altered blocks.
17080 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17081 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17082 cleanup_tree_cfg_bb): New functions.
17083 (remove_forwarder_block): Do not maintain the worklist of blocks.
17084 Record altered blocks.
17085 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17086 not over whole cfg.
17087 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17088 delete_unreachable_blocks if dominators are not available.
17089 * tree-inline.c (optimize_inline_calls): Free dominance information
17091 * tree-flow.h (remove_edge_and_dominated_blocks,
17092 cfgcleanup_altered_bbs): Altered.
17093 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17095 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17097 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17098 do not invalidate dominators.
17100 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17102 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17103 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17104 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17105 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17107 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17109 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17111 2007-04-26 Richard Guenther <rguenther@suse.de>
17113 PR tree-optimization/31703
17114 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17115 the right type for the target of the bittest.
17117 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17119 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17120 ix86_sol10_return_in_memory.
17122 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17124 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17127 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17130 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17132 PR tree-optimization/30558
17133 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17134 clear this_state.prev_try.
17136 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17137 Mark Mitchell <mark@codesourcery.com>
17139 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17140 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17141 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17143 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17146 * doc/invoke.texi (%:print-asm-header): Document.
17147 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17149 (static_spec_functions): Add print-asm-header.
17150 (main): Print a banner before the --target-help linker options.
17151 (print_asm_header_spec_function): New function.
17153 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17156 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17157 (movsf_ie): Likewise.
17159 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17161 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17163 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17165 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17166 exception for divide-by-zero.
17167 (__umodsi3, __modsi3): Likewise.
17169 2007-04-25 Dirk Mueller <dmueller@suse.de>
17171 * c-typeck.c (build_compound_expr): Annotate warning()
17172 call with OPT_Wunused_value.
17173 * tree-ssa.c (warn_uninit): Annotate warning with
17175 * c-common.c (handle_sentinel_attribute): Annotate warning
17176 call with OPT_Wattributes.
17178 2007-04-25 Thiemo Seufer <ths@mips.com>
17180 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17181 (mips16): Fix typo.
17182 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17183 on to the assembler. Improve handling of -mno-mips16. Add handling
17184 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17185 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17186 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17187 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17189 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17192 * config/i386/winnt.c (i386_pe_file_end): Strip only
17193 USER_LABEL_PREFIX when writing export name.
17195 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17197 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17198 sh/elf.h, vx-common.h and vxworks.h.
17199 * config/sh/sh.h: Include config/vxworks-dummy.h.
17200 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17201 (OVERRIDE_OPTIONS): Use it.
17202 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17203 (vxworks_picreg): New pattern.
17204 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17205 VXWORKS_OS_CPP_BUILTINS.
17206 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17207 to their VXWORKS_* equivalents.
17208 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17209 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17210 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17211 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17212 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17213 -mrtp/-fPIC multilibs.
17214 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17215 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17216 (MULTILIB_OSDIRNAMES): Delete.
17218 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17221 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17223 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17225 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17226 rounding mode to be specified by the caller.
17227 (real_to_mpfr) Likewise.
17228 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17229 include new arguments.
17230 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17232 2007-04-24 Ian Lance Taylor <iant@google.com>
17234 PR tree-optimization/31605
17235 * tree-vrp.c (set_value_range): Check that min and max are not
17236 both overflow infinities.
17237 (set_value_range_to_value): New static function.
17238 (extract_range_from_binary_expr): Call set_value_range_to_value.
17239 (extract_range_from_cond_expr): Likewise.
17240 (extract_range_from_expr): Likewise.
17241 (extract_range_from_unary_expr): Likewise. Don't create a range
17242 which overflows on both sides.
17243 (vrp_meet): Check for a useless range.
17244 (vrp_visit_phi_node): If we see a constant which looks like an
17245 overflow infinity, turn off the TREE_OVERFLOW flag.
17247 2007-04-24 Ian Lance Taylor <iant@google.com>
17249 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17251 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17253 PR diagnostic/25923
17254 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17255 diagnostic message is being built.
17256 * tree-pretty-print.c (dump_generic_node): Only write the
17257 formatted text into BUFFER's stream if we are not building a
17258 diagnostic message.
17259 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17261 * Makefile.in (toplev.o): Depend on tree-pass.h.
17263 2007-04-24 Ian Lance Taylor <iant@google.com>
17265 PR tree-optimization/31602
17266 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17267 conditionals in the copied loop header.
17268 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17269 warnings if TREE_NO_WARNING is set.
17270 * doc/invoke.texi (Warning Options): Clarify that
17271 -Wstrict-overflow does not warn about loops.
17273 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17275 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17276 expand on the comment about _Decimal128 arguments and check the
17277 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17278 that _Decimal128 argument uses even/odd register pair.
17279 (function_arg): Ditto.
17281 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17283 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17284 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17286 2007-04-24 Richard Guenther <rguenther@suse.de>
17287 Olga Golovanevsky <olga@il.ibm.com>
17289 * fold-const.c (multiple_of_p): Check for bottom
17292 2007-04-24 Richard Henderson <rth@redhat.com>
17294 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17295 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17296 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17297 looking for non-zero bits shifted out. Avoid a recursive call
17298 when constructing the scalar.
17299 (__floatundisf): Likewise.
17301 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17303 * dwarf2out.c (field_byte_offset): Move the existing logic
17304 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17305 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17307 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17310 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17311 length argument of 0 for memset.
17312 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17313 unsigned shift instead of the signed variant.
17315 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17317 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17318 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17319 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17320 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17321 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17322 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17323 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17324 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17325 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17326 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17327 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17328 "mul<mode>3", "div<mode>3"): Insn definitions added.
17329 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17330 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17331 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17332 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17333 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17334 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17335 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17336 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17337 TARGET_FLOAT_FORMAT): Macro definitions removed.
17338 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17339 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17340 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17341 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17342 (s390_gen_rtx_const_DI): Function removed.
17343 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17345 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17347 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17348 over an external ffs function.
17350 2007-04-24 Chao-ying Fu <fu@mips.com>
17351 Richard Sandiford <richard@nildram.co.uk>
17353 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17354 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17355 (smadd_widen_optab, umadd_widen_optab): Define.
17356 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17358 * genopinit.c (optabs): Fill in smadd_widen_optab and
17360 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17361 and umadd_widen_optab to implement multiply-add sequences.
17362 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17363 (<u>maddsidi4): ...this. Extend condition to include
17364 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17365 of operand 0 to "ka" and use the three-operand form of madd<u>
17367 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17369 * config/mips/constraints.md (ka): New register constraint.
17371 2007-04-24 Jan Hubicka <j@suse.cz>
17375 2007-04-23 Jan Hubicka <jh@suse.cz>
17376 * function.c (init_function_start): Don't init line number info.
17377 (expand_function_end): Update.
17378 (reset_block_changes, record_block_change, finalize_block_changes,
17379 check_block_change, free_block_changes): Kill.
17380 * function.h (reset_block_changes, record_block_change,
17381 finalize_block_changes, check_block_change, free_block_changes):
17383 (struct function): Remove ib_boundaries_block.
17384 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17385 Use curr_insn_locator to initialize locator.
17386 (emit_line_note): Remove.
17387 * cfgexpand.c (expand_gimple_cond_expr): Update.
17388 (construct_exit_block): Likewise.
17389 (tree_expand_cfg): Initialize/finalize locators.
17390 * expr.c (expand_expr_real): Update.
17391 * cfglayout.c (line_locators_locs, line_locators_lines,
17392 file_locators_locs, file_locators_files): Remove.
17393 (set_block_levels): Move to cfgexpand.c.
17394 (insn_locators_initialize): Remove.
17395 (pass_insn_locators_initialize): Remove.
17396 (locations_locators_locs, locations_locators_vals): New static vars.
17397 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17399 (insn_locators_alloc, insn_locators_finalize,
17400 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17402 (locator_location): New.
17403 (locator_line, locator_file): Rewrite.
17404 * rtl.h (emit_line_note): Kill.
17405 (insn_locators_alloc, insn_locators_finalize,
17406 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17408 * tree-inline.c (initialize_cfun): Do not initialize
17409 ib_boundaries_block.
17410 * passes.c (pass_insn_locators_initialize): Remove.
17412 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17414 * doc/invoke.texi: Removed leading '-' from option index entries.
17416 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17418 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17420 (create_phi_node): Use set_phi_nodes.
17421 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17422 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17423 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17424 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17425 (bsi_start, bsi_last): Use bb_stmt_list.
17426 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17427 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17428 Traverse the statements using tsi iterator.
17429 * basic-block.h (struct basic_block_def): Fields stmt_list
17430 and phi_nodes moved to ...
17431 (struct tree_bb_info): ... new structure.
17432 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17433 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17434 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17435 (tree_verify_flow_info): Verify that il.tree is not set for
17436 entry and exit block.
17437 (tree_split_block): Use set_bb_stmt_list.
17439 2007-04-23 Mike Stump <mrs@apple.com>
17441 * config/i386/i386.c (ix86_tune_features
17442 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17445 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17447 * config/i386/i386.md (prefix_extra): New attribute.
17448 (length): Add prefix_extra.
17450 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17451 (sse2_movntv2di): Likewise.
17452 (sse2_cvtps2dq): Likewise.
17453 (sse2_cvtpd2pi): Likewise.
17454 (sse2_cvttpd2pi): Likewise.
17455 (*sse2_cvtpd2ps): Likewise.
17456 (*add<mode>3): Likewise.
17457 (sse2_ssadd<mode>3): Likewise.
17458 (sse2_usadd<mode>3): Likewise.
17459 (*sub<mode>3): Likewise.
17460 (sse2_sssub<mode>3): Likewise.
17461 (sse2_ussub<mode>3): Likewise.
17462 (*mulv8hi3): Likewise.
17463 (*smulv8hi3_highpart): Likewise.
17464 (*umulv8hi3_highpart): Likewise.
17465 (sse2_umulv2siv2di3): Likewise.
17466 (sse2_pmaddwd): Likewise.
17467 (ashr<mode>3): Likewise.
17468 (lshr<mode>3): Likewise.
17469 (ashl<mode>3): Likewise.
17470 (sse2_ashlti3): Likewise.
17471 (sse2_lshrti3): Likewise.
17472 (*umaxv16qi3): Likewise.
17473 (*smaxv8hi3): Likewise.
17474 (*uminv16qi3): Likewise.
17475 (*sminv8hi3): Likewise.
17476 (sse2_eq<mode>3): Likewise.
17477 (sse2_gt<mode>3): Likewise.
17478 (*and<mode>3): Likewise.
17479 (sse2_nand<mode>3): Likewise.
17480 (*ior<mode>3): Likewise.
17481 (*xor<mode>3): Likewise.
17482 (sse2_packsswb): Likewise.
17483 (sse2_packssdw): Likewise.
17484 (sse2_packuswb): Likewise.
17485 (sse2_punpckhbw): Likewise.
17486 (sse2_punpcklbw): Likewise.
17487 (sse2_punpckhwd): Likewise.
17488 (sse2_punpcklwd): Likewise.
17489 (sse2_punpckhdq): Likewise.
17490 (sse2_punpckldq): Likewise.
17491 (sse2_punpckhqdq): Likewise.
17492 (sse2_punpcklqdq): Likewise.
17493 (*sse2_pinsrw): Likewise.
17494 (*sse2_pextrw): Likewise.
17495 (sse2_pshufd_1): Likewise.
17496 (sse2_uavgv16qi3): Likewise.
17497 (sse2_uavgv8hi3): Likewise.
17498 (sse2_psadbw): Likewise.
17499 (sse2_pmovmskb): Likewise.
17500 (*sse2_maskmovdqu): Likewise.
17501 (*sse2_maskmovdqu_rex64): Likewise.
17502 (sse4a_extrqi): Likewise.
17503 (sse4a_extrq): Likewise.
17504 (sse3_lddqu): Set prefix_rep.
17505 (sse3_addsubv4sf3): Likewise.
17506 (sse3_haddv4sf3): Likewise.
17507 (sse3_hsubv4sf3): Likewise.
17508 (sse_cvtss2si): Likewise.
17509 (sse_cvtss2si_2): Likewise.
17510 (sse_cvtss2siq): Likewise.
17511 (sse_cvtss2siq_2): Likewise.
17512 (sse_cvttss2si): Likewise.
17513 (sse_cvttss2siq): Likewise.
17514 (sse2_cvttps2dq): Likewise.
17515 (sse3_movshdup): Likewise.
17516 (sse3_movsldup): Likewise.
17517 (sse2_cvtsd2si): Likewise.
17518 (sse2_cvtsd2si_2): Likewise.
17519 (sse2_cvtsd2siq): Likewise.
17520 (sse2_cvtsd2siq_2): Likewise.
17521 (sse2_cvttsd2si): Likewise.
17522 (sse2_cvttsd2siq): Likewise.
17523 (*sse2_cvtpd2dq): Likewise.
17524 (*sse2_cvttpd2dq): Likewise.
17525 (sse2_pshuflw_1): Likewise.
17526 (sse2_pshufhw_1): Likewise.
17527 (sse4a_insertqi): Likewise.
17528 (sse4a_insertq): Likewise.
17529 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17530 (ssse3_phadddv4si3): Likewise.
17531 (ssse3_phaddswv8hi3): Likewise.
17532 (ssse3_phsubwv8hi3): Likewise.
17533 (ssse3_phsubdv4si3): Likewise.
17534 (ssse3_phsubswv8hi3): Likewise.
17535 (ssse3_pmaddubswv8hi3): Likewise.
17536 (ssse3_pmulhrswv8hi3): Likewise.
17537 (ssse3_pshufbv16qi3): Likewise.
17538 (ssse3_psign<mode>3): Likewise.
17539 (ssse3_palignrti): Likewise.
17540 (abs<mode>2): Likewise.
17541 (ssse3_phaddwv4hi3): Set prefix_extra.
17542 (ssse3_phadddv2si3): Likewise.
17543 (ssse3_phaddswv4hi3): Likewise.
17544 (ssse3_phsubwv4hi3): Likewise.
17545 (ssse3_phsubdv2si3): Likewise.
17546 (ssse3_phsubswv4hi3): Likewise.
17547 (ssse3_pmaddubswv4hi3): Likewise.
17548 (ssse3_pmulhrswv4hi3): Likewise.
17549 (ssse3_pshufbv8qi3): Likewise.
17550 (ssse3_psign<mode>3): Likewise.
17551 (ssse3_palignrdi): Likewise.
17552 (abs<mode>2): Likewise.
17553 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17554 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17555 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17557 2007-04-23 Nick Clifton <nickc@redhat.com>
17559 * params.def: Fix formatting of emacs local variables.
17561 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17564 move if inter-unit move isn't allowed.
17565 Don't split moving the first element of V2DI to DI to inter-unit
17566 move if inter-unit move isn't allowed.
17568 2007-04-23 Richard Guenther <rguenther@suse.de>
17570 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17571 and CDI_POST_DOMINATORS separately.
17573 2007-04-23 Nick Clifton <nickc@redhat.com>
17575 * c.opt (Wformat-contains-nul): Add warning attribute.
17577 2007-04-23 Jan Hubicka <jh@suse.cz>
17579 * function.c (init_function_start): Don't init line number info.
17580 (expand_function_end): Update.
17581 (reset_block_changes, record_block_change, finalize_block_changes,
17582 check_block_change, free_block_changes): Kill.
17583 * function.h (reset_block_changes, record_block_change,
17584 finalize_block_changes, check_block_change, free_block_changes):
17586 (struct function): Remove ib_boundaries_block.
17587 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17588 Use curr_insn_locator to initialize locator.
17589 (emit_line_note): Remove.
17590 * cfgexpand.c (expand_gimple_cond_expr): Update.
17591 (construct_exit_block): Likewise.
17592 (tree_expand_cfg): Initialize/finalize locators.
17593 * expr.c (expand_expr_real): Update.
17594 * cfglayout.c (line_locators_locs, line_locators_lines,
17595 file_locators_locs, file_locators_files): Remove.
17596 (set_block_levels): Move to cfgexpand.c.
17597 (insn_locators_initialize): Remove.
17598 (pass_insn_locators_initialize): Remove.
17599 (locations_locators_locs, locations_locators_vals): New static vars.
17600 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17602 (insn_locators_alloc, insn_locators_finalize,
17603 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17605 (locator_location): New.
17606 (locator_line, locator_file): Rewrite.
17607 * rtl.h (emit_line_note): Kill.
17608 (insn_locators_alloc, insn_locators_finalize,
17609 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17611 * tree-inline.c (initialize_cfun): Do not initialize
17612 ib_boundaries_block.
17613 * passes.c (pass_insn_locators_initialize): Remove.
17615 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17617 PR middle-end/31448
17618 * expr.c (reduce_to_bit_field_precision): Handle
17621 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17623 PR tree-optimization/24659
17624 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17625 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17626 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17627 * genopinit.c (optabs): Rename vec_pack_mod_optab
17628 to vec_pack_trunc_optab.
17629 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17630 early for scalar floating point operands for NOP_EXPR.
17631 (vectorizable_type_promotion): Ditto.
17632 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17633 vec_pack_trunc_optab.
17634 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17636 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17637 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17638 Rename from VEC_PACK_MOD_EXPR.
17639 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17640 * expr.c (expand_expr_real_1): Ditto.
17641 * tree-inline.c (estimate_num_insns_1): Ditto.
17642 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17644 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17645 (vec_unpacks_lo_v4sf): Ditto.
17646 (vec_pack_trunc_v2df): Ditto.
17647 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17648 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17649 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17651 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17653 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17655 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17656 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17657 packing of floating point operands.
17658 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17659 represent unpacking of floating point operands.
17660 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17661 [vec_unpacks_hi]: Ditto.
17662 [vec_unpacks_lo]: Ditto.
17664 2007-04-22 Jan Hubicka <jh@suse.cz>
17666 * final.c (rest_of_handle_final): Call
17667 targetm.asm_out.constructor/targetm.asm_out.destructor
17668 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17669 proper priority via decl_*_priority_insert.
17670 * c-common.c (c_expand_body): Likewise.
17672 2007-04-22 Richard Guenther <rguenther@suse.de>
17674 PR tree-optimization/29789
17675 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17676 (rewrite_reciprocal): New helper split out from
17677 determine_invariantness_stmt.
17678 (rewrite_bittest): Likewise.
17679 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17680 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17683 2007-04-22 Revital Eres <eres@il.ibm.com>
17685 * loop-unroll.c (var_to_expand): New field to support also
17686 insns of the form x = something + x.
17687 (analyze_insn_to_expand_var): Use it.
17688 (expand_var_during_unrolling): Likewise.
17690 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17692 * predict.c: Include pointer-set.h.
17693 (bb_predictions): New variable.
17694 (tree_predicted_by_p, tree_predict_edge,
17695 remove_predictions_associated_with_edge): Use bb_predictions map
17696 instead of bb->predictions.
17697 (clear_bb_predictions, assert_is_empty): New functions.
17698 (combine_predictions_for_bb): Use bb_predictions map. Call
17699 clear_bb_predictions.
17700 (tree_estimate_probability): Create and free bb_predictions map.
17701 * Makefile.in (predict.o): Add pointer-set.h dependency.
17702 * basic-block.h (struct basic_block_def): Remove predictions
17704 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17706 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17709 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17712 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17714 * timevar.c (timevar_print): Change reference of --disable-checking to
17715 --enable-checking=release. Also warn if assert checking is disabled.
17717 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17720 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17721 decl as addressable if the compound literal was marked as
17723 Mark the decl as a gimple register if it is a complex or
17724 vector decl and does not live in memory.
17726 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17728 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17729 (GENERIC_NEXT): New function macro.
17730 (PHI_CHAIN): Use phi_node's new chain variable.
17731 (tree_phi_node): Change tree_common to tree_base
17732 and add the chain field.
17733 * tree-phinodes.c (make_phi_node): Don't set
17734 TREE_TYPE on the new node.
17735 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17736 instead of checking GIMPLE_TUPLE_P in chain_next.
17737 * tree-vect-transform.c
17738 (get_initial_def_for_induction): Look at
17739 PHI_RESULT_TREE for the type of the phi node.
17740 (update_vuses_to_preheader): Use PHI_CHAIN
17741 instead of TREE_CHAIN on the phi node.
17742 * tree-ssa-structalias.c (compute_points_to_sets):
17744 (ipa_pta_execute): Likewise.
17746 2007-04-21 Richard Guenther <rguenther@suse.de>
17748 PR middle-end/31136
17749 * fold-const.c (fold_unary): Call fold_convert_const on the
17752 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17754 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17755 (store_killed_in_pat): New.
17757 2007-04-20 Richard Henderson <rth@redhat.com>
17760 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17761 TREE_LIST with a void_type_node value, not void_list_node exactly.
17763 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17765 * doc/standards.texi: Re-arrange into language-specific
17766 subsections. Add a C++ section, documenting which standards we
17769 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17771 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17772 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17774 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17776 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17777 ecrti.o and crtbegin.o.
17778 (LIB_DEFAULT_SPEC): Include -lc.
17779 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17781 2007-04-20 Richard Henderson <rth@redhat.com>
17784 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17785 argument; update all callers.
17786 (get_unaligned_offset): New.
17787 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17788 get_unaligned_address, just pass on the address directly.
17789 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17790 the subreg in the helper patterns.
17791 (unaligned_extendqidi_le): Use get_unaligned_offset.
17792 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17793 (unaligned_extendhidi_be): Likewise.
17794 (unaligned_extendhidi): Tidy.
17795 * config/alpha/alpha-protos.h: Update.
17797 2007-04-20 Richard Henderson <rth@redhat.com>
17799 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17800 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17801 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17802 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17803 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17804 (CPP_SPEC): Don't include %(cpp_subtarget).
17805 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17806 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17807 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17809 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17811 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17812 for __builtin_ia32_cmpordss.
17814 PR tree-optimization/31632
17815 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17816 and arg1 for optimizations of comparison against min/max values.
17817 Fold arg0 to arg1's type for optimizations of comparison against
17818 min+1 and max-1 values.
17820 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17822 * reload.c (combine_reloads): When trying to use a dying register,
17823 check whether it's uninitialized and don't use if so.
17825 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17827 * fold-const.c: Remove prototypes for native_encode_expr and
17828 native_interpret_expr.
17829 (native_encode_expr): Make non-static.
17830 (native_interpret_expr): Likewise.
17831 * tree.h: Add prototypes for the above.
17833 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17835 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17836 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17837 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17838 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17839 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17840 Add length attributes.
17842 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17844 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17847 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17848 __STDC_WANT_DEC_FP__.
17850 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17852 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17853 for long double compatibility.
17854 * configure: Regenerate.
17856 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17858 PR rtl-optimization/29841
17859 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17861 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17862 that may cause control flow transfer from being moved.
17864 2007-04-18 Jan Hubicka <jh@suse.cz>
17866 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17869 2007-04-18 Eric Christopher <echristo@apple.com>
17871 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17872 only. Update operands.
17873 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17874 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17875 link register to pic register.
17877 2007-04-18 Dirk Mueller <dmueller@suse.de>
17879 PR diagnostic/31227
17880 * tree-vrp.c (search_for_addr_array): New.
17881 (check_array_bounds): Suppress warning about
17882 address taken of array refs if its not de-referenced.
17884 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17886 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17887 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17889 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17890 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17891 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17893 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17895 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17897 (vect_analyze_scalar_cycles): Fix indentation.
17898 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17899 (vect_mark_relevant): Include phis in relevance analysis.
17901 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17903 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17905 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17906 output_operand_lossage().
17908 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17910 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17911 the unused code for reduction without adjust-in-epilog to simplify the
17914 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17916 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17917 (S390_TDC_NEGATIVE_ZERO): New constant.
17918 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17919 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17920 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17921 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17922 (S390_TDC_POSITIVE_INFINITY): New constant.
17923 (S390_TDC_NEGATIVE_INFINITY): New constant.
17924 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17925 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17926 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17927 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17928 (S390_TDC_INFINITY): New constant.
17929 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17930 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17931 optimization for UNSPEC_CCZ_TO_INT.
17932 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17933 ("*ccz_to_int"): New insn.
17934 ("isinf<mode>2"): New insn.
17935 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17936 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17937 (UNSPEC_CCZ_TO_INT): New constant.
17939 2007-04-18 Richard Guenther <rguenther@suse.de>
17941 PR tree-optimization/19431
17942 PR tree-optimization/21463
17943 * tree-pass.h (pass_phiprop): Declare.
17944 * passes.c (init_optimization_passes): New phiprop pass.
17945 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17946 (phivn_valid_p): New helper function.
17947 (phiprop_insert_phi): Likewise.
17948 (propagate_with_phi): Likewise.
17949 (tree_ssa_phiprop): New propagator propagating loads
17950 through phi nodes if profitable.
17952 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17954 * tree-vect-analyze.c (process_use): New function.
17955 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17956 Check phis in all bbs.
17957 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17960 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17962 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17965 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17968 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17971 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17973 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17975 (sse_vmmulv4sf3): Likewise.
17976 (sse2_vmaddv2df3): Likewise.
17977 (sse2_vmmulv2df3): Likewise.
17979 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17981 PR rtl-optimization/31360
17982 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17983 (target_reg_cost): New.
17984 (init_set_costs): Initialize target_reg_cost. Add comments
17985 regarding the rationale of the costs.
17986 (global_cost_for_size): Renamed to...
17987 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17988 of register pressure.
17989 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17990 estimate_reg_pressure_cost. Add number of ivs.
17991 (determine_set_costs): Dump target_reg_cost.
17992 * loop-invariant.c (gain_for_invariant): Use
17993 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17994 (best_gain_for_invariant, find_invariants_to_move): Remove
17996 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17997 (target_reg_cost): Declare.
17998 (global_cost_for_size): Declaration removed.
17999 (estimate_reg_pressure_cost): Declare.
18001 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18003 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18004 regnos into even/odd register pairs.
18005 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18006 TDmode similar to the other floating point modes.
18007 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18008 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18010 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18011 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18012 (movdd_hardfloat64): Use TARGET_MFPGPR.
18014 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18016 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18019 2005-01-05 Richard Henderson <rth@redhat.com>
18021 * reload1.c (do_input_reload): Restrict the optimization deleteing
18022 a previous output reload to RELOAD_FOR_INPUT.
18024 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18026 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18027 induc_vec_info_type.
18028 (vectorizable_induction): New function declaration.
18029 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18030 check if already vectorized. Find first place in BB where new stmts
18031 can be inserted. Takes only one argument.
18032 (vectorizable_induction): New function.
18033 (vect_transform_stmt): Add case for induc_vec_info_type to call
18034 vectorizable_induction.
18035 (vect_transform_loop): Consider phis for vectorization.
18036 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18038 (analyze_operations): Call vectorizable_induction when analyzing phis.
18040 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18041 (vect_mark_relevant): Include phis in relevance analysis.
18042 (vect_mark_stmts_to_be_vectorize): Likewise.
18043 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18045 2007-04-16 Lawrence Crowl <crowl@google.com>
18047 * doc/invoke.texi (Debugging Options): Add documentation for the
18048 -femit-struct-debug options -femit-struct-debug-baseonly,
18049 -femit-struct-debug-reduced, and
18050 -femit-struct-debug-detailed[=...].
18052 * c-opts.c (c_common_handle_option): Add
18053 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18054 and OPT_femit_struct_debug_detailed_.
18055 * c.opt: Add specifications for
18056 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18057 and -femit-struct-debug-detailed[=...].
18058 * opts.c (set_struct_debug_option): Parse the
18059 -femit-struct-debug-... options.
18060 * opts.c (matches_main_base, main_input_basename,
18061 main_input_baselength, base_of_path, matches_main_base): Add
18062 variables and functions to compare header base name to compilation
18064 * opts.c (should_emit_struct_debug): Add to determine to emit a
18065 structure based on the option.
18066 (dump_struct_debug) Also disabled function to debug this
18068 * opts.c (handle_options): Save the base name of the
18071 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18072 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18073 This hook indicates if a type is generic. Set it by default
18074 to "never generic".
18075 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18076 to determine if a struct type is generic or not.
18077 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18078 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18079 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18080 with live C++ hook.
18082 * flags.h (enum debug_info_usage): Add an enumeration to describe
18083 a program's use of a structure type.
18084 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18085 to indicate the program's usage of the type. Filter structs based
18086 on the -femit-struct-debug-... specification.
18087 (gen_type_die): Split into two routines, gen_type_die and
18088 gen_type_die_with_usage. gen_type_die is now a wrapper
18089 that assumes direct usage.
18090 (gen_type_die_with_usage): Replace calls to gen_type_die
18091 with gen_type_die_with_usage adding the program usage of
18092 the referenced type.
18093 (dwarf2out_imported_module_or_decl): Suppress struct debug
18094 information using should_emit_struct_debug when appropriate.
18096 2007-04-16 Ian Lance Taylor <iant@google.com>
18098 PR tree-optimization/31522
18099 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18100 (vrp_initialize): Allocate vr_phi_edge_counts.
18101 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18102 executable edge. Drop test for all constants.
18103 (vrp_finalize): Free vrp_phi_edge_counts.
18105 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18106 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18108 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18109 predecessors at head rather than tail.
18111 2007-04-16 Matthias Klose <doko@debian.org>
18113 * config/alpha/linux.h (CPP_SPEC): Define.
18114 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18116 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18118 * function.h: Remove sequence_stack extern declaration.
18120 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18122 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18127 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18129 * config/avr/avr.c (avr_arch_types): Rearranging array.
18130 (enum avr_arch): Add.
18131 (avr_mcu_types): Use avr_arch enumeration constants instead of
18133 * config/avr/avr.h (LINK_SPEC): Simplify.
18135 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18137 * config/m68k/m68k.c (m68k_libcall_value,
18138 m68k_function_value): Use macros for register names more.
18140 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18142 (M68K_REGNAME): Use A6_REG.
18143 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18145 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18147 PR middle-end/28071
18148 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18149 'pending_read_list_length' and 'pending_write_list_length'. Update
18151 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18152 to handle two length counters instead of one. Update all uses.
18153 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18154 two length counters instead of one.
18155 * sched-rgn.c (propagate_deps): Update to handle two length counters
18158 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18161 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18162 copy of source, pass it to ix86_expand_vector_set and return
18165 2007-04-16 David Ung <davidu@mips.com>
18166 Joseph Myers <joseph@codesourcery.com>
18168 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18169 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18170 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18171 Add 74K processor information.
18172 * config/mips/mips.md: Include 74k.md.
18173 (cpu): Add 74kc,74kf,74kx.
18174 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18175 * config/mips/74k.md: New.
18176 * doc/invoke.texi (MIPS Options): Document 74K support.
18178 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18180 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18181 vectorizable_* functions.
18182 * tree-vect-transform.c (vectorizable_call): Add check for
18183 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18184 (vectorizable_store): likewise.
18185 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18187 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18188 (vectorizable_type_promotion, vectorizable_load): Likewise.
18189 (vectorizable_live_operation, vectorizable_condition): Likewise.
18190 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18192 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18194 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18196 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18197 register numbers more.
18198 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18199 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18200 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18201 FUNCTION_VALUE_REGNO_P): Likewise.
18202 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18203 STATIC_CHAIN_REGNUM): Likewise.
18204 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18205 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18206 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18207 * config/m68k/m68k.md (FP_REG): New.
18209 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18211 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18214 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18216 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18217 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18220 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18222 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18225 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18228 * c-decl.c (finish_decl): Grab the type of the decl after the call
18229 to store_init_value.
18231 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18233 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18235 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18238 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18239 dominators, post dominators and cleanup cfg before returning.
18241 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18243 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18244 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18246 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18248 * config.gcc: Recognize fido.
18249 * config/m68k/m68k-devices.def (fidoa): New.
18250 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18252 (FL_FIDOA, TARGET_FIDOA): New.
18253 * config/m68k/m68k.opt (mfidoa): New.
18255 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18257 PR middle-end/31322
18258 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18259 when a personality function is used.
18261 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18263 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18265 2007-04-13 Mike Stump <mrs@apple.com>
18267 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18269 * config/darwin.opt (fapple-kext): Make C++ only.
18270 * config/darwin.c (darwin_override_options): Remove code to ensure
18271 -fapple-kext is given for C++ only.
18273 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18275 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18276 * config/mips/mips.c (override_options): Call
18277 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18279 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/i386.opt (msvr3-shlib): Removed.
18283 * doc/invoke.texi: Remove -msvr3-shlib.
18285 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18287 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18288 with "popcnt" instruction.
18290 2007-04-13 Richard Guenther <rguenther@suse.de>
18292 PR tree-optimization/21258
18293 * tree-vrp.c (compare_case_labels): New helper.
18294 (find_switch_asserts): New function.
18295 (find_assert_locations): Call it for SWITCH_EXPRs.
18297 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18299 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18300 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18301 check is now implied in X87_FLOAT_MODE_P.
18302 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18303 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18304 (fix_trunc<mode>_i386_fisttp): Ditto.
18305 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18306 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18307 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18308 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18309 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18310 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18311 (unnamed_splitters): Ditto.
18312 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18313 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18314 FIRST_SSE_REG for local functions when SSE math is enabled or
18315 for functions with sseregparm attribute.
18316 (standard_80387_constant_p): Return -1 if mode is not
18318 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18319 (ix86_expand_compare): Ditto.
18320 (ix86_expand_carry_flag_compare): Ditto.
18321 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18322 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18323 DECIMAL_FLOAT_MODE_P.
18324 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18325 of SCALAR_FLOAT_MODE_P.
18326 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18327 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18328 checks before FLOAT_MODE_P.
18329 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18330 before FLOAT_MODE_P.
18335 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18337 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18338 Charles Wilson <libtool@cwilson.fastmail.fm>
18340 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18341 (libgcc.mvars): Don't depend on them.
18342 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18343 * exec-tool.in: New.
18345 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18347 * doc/invoke.text (--help): Document --help=common.
18349 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18351 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18353 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18355 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18356 * genemit.c (main): Emit #include "integrate.h".
18357 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18358 (LOADGP_RTP): New mips_loadgp_style.
18359 * config/mips/mips.h: Include config/vxworks-dummy.h.
18360 (TARGET_RTP_PIC): New macro.
18361 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18362 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18363 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18364 for TARGET_RTP_PIC.
18365 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18366 -mvxworks-pic when using -mrtp and a PIC option.
18367 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18369 (mips_symbolic_constant_p, mips_symbolic_address_p)
18370 (mips_symbol_insns): Handle SYMBOL_HALF.
18371 (override_options): Warn about -G and -mrtp being used together.
18372 Initialize mips_lo_relocs[SYMBOL_HALF].
18373 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18374 (mips_emit_loadgp): Handle LOADGP_RTP.
18375 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18376 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18377 (tablejump): Handle function-relative case table entries if
18379 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18381 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18383 * config/mips/mips.md (load_call<mode>): Allow any general register.
18385 (sibcall_value_internal, sibcall_value_multiple_internal)
18386 (call_value_internal, call_value_split, call_value_multiple_internal)
18387 (call_value_multiple_split): Remove constraints from operand 0.
18389 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18391 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18392 rather than loadgp_noshared.
18393 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18394 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18396 * config/mips/mips.md (loadgp): Rename to...
18397 (loadgp_newabi): ...this.
18398 (loadgp_noshared): Rename to...
18399 (loadgp_absolute): ...this.
18401 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18403 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18404 false for locally-binding symbols.
18405 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18409 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18410 (SYMBOL_GOT_PAGE_OFST): ...this.
18411 (SYMBOL_GOT_GLOBAL): Rename to...
18412 (SYMBOL_GOT_DISP): ...this.
18413 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18414 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18415 * config/mips/mips.c (mips_global_symbol_p): New function.
18416 (mips_symbol_binds_local_p): Likewise.
18417 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18418 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18419 mips_global_symbol_p and mips_symbol_binds_local_p.
18420 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18421 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18422 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18423 SYMBOL_GOTOFF_DISP.
18424 (mips_ok_for_lazy_binding_p): New function.
18425 (mips_load_call_address, mips_expand_call): Use it.
18426 (mips_dangerous_for_la25_p): Likewise.
18427 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18428 (*got_disp<mode>): Use got_disp_operand instead of
18429 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18430 SYMBOL_GOTOFF_GLOBAL.
18431 (*got_page<mode>): Use got_page_ofst_operand instead of
18433 * config/mips/predicates.md (const_call_insn_operand): Use
18434 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18435 (global_got_operand): Rename to...
18436 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18438 (local_got_operand): Rename to...
18439 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18440 of SYMBOL_GOT_LOCAL.
18442 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18444 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18445 TARGET_CALL_CLOBBERED_GP.
18446 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18447 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18448 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18449 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18450 of TARGET_ABICALLS && !TARGET_NEWABI.
18451 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18452 * config/mips/mips.c (mips_load_call_address): Check
18453 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18454 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18455 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18456 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18457 TARGET_ABICALLS && TARGET_NEWABI.
18458 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18460 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18461 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18462 TARGET_ABICALLS && TARGET_NEWABI.
18463 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18464 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18465 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18466 whether indirect calls must use $25.
18467 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18469 * config/mips/mips.md (jal_macro): Check flag_pic and
18470 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18471 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18472 instead of TARGET_ABICALLS.
18473 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18474 TARGET_ABICALLS && TARGET_OLDABI.
18475 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18476 (sibcall): In the comment above the define_insn, mention
18477 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18478 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18479 instead of TARGET_ABICALLS.
18481 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18483 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18484 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18485 (MACFLAGS_MATCH_P): New macro.
18486 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18487 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18488 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18489 the other MACFLAG constants.
18490 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18491 (flag_machi): Tighten constraints. Renumber some of the operands.
18492 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18494 (flag_machi_parts_acconly): New pattern.
18495 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18497 (flag_macinit1hi): Tighten constraints.
18498 (flag_mul_macv2hi_parts_acconly): New pattern.
18500 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18501 Use a more efficient implementation.
18502 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18503 inline sequences when not optimizing for size.
18505 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18506 movhi_high2low): Delete, merge functionality into...
18507 (packv2hi): ... this pattern.
18509 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18510 * config/bfin/bfin.opt (msim): New option.
18511 (mcpu=): New option.
18512 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18513 (bfin_cpu_t): Typedef of enum bfin_cpu.
18514 (bfin_cpu_type): New declaration.
18515 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18516 -msim and -mcpu= options.
18517 (LIB_SPEC): Likewise.
18518 * config/bfin/bfin.c (bfin_cpu_type): Define.
18519 (bfin_handle_option): Handle -mcpu= option.
18520 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18521 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18522 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18524 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18526 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18527 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18528 (powerpc-wrs-vxworksae): Use ${tm_file}.
18529 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18530 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18531 * config/i386/vx-common.h: New file.
18533 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18535 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18538 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18540 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18543 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18547 * c-common.c (c_build_qualified_type): Set canonical type
18550 2007-04-12 Richard Guenther <rguenther@suse.de>
18552 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18553 lower bound and element size if lower bound is not zero
18554 or either of the ARRAY_REF operands is set.
18556 2007-04-12 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/24689
18559 PR tree-optimization/31307
18560 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18562 * gimplify.c (canonicalize_addr_expr): To be consistent with
18563 gimplify_compound_lval only set operands two and three of
18564 ARRAY_REFs if they are not gimple_min_invariant. This makes
18565 it never at this place.
18566 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18568 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18570 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18571 null before emitting a .nsubspa directive.
18573 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18575 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18576 need_to_partition_p if there are no memory statements in the
18579 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18581 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18582 (gcd_of_steps_may_divide_p): New function.
18583 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18585 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18587 * reload.c (find_reloads_toplev, find_reloads_address,
18588 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18589 not a pointer equality test, to decide if we need to call
18590 push_reg_equiv_alt_mem.
18592 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18594 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18595 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18597 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18599 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18601 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18602 vector to be positive.
18604 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18608 * doc/invoke.texi: Document --params max-aliased-vops and
18610 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18611 debug_memory_partitions): Move to tree-flow.h
18612 * params.h (AVG_ALIASED_VOPS): Define.
18613 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18615 (mp_info_t): Likewise.
18616 (get_mem_sym_stats_for): New.
18617 (set_memory_partition): Move from tree-flow-inline.h.
18618 (mark_non_addressable): Only clear the set of symbols for the
18619 partition if it exists.
18620 (dump_memory_partitions): Move from tree-ssa-operands.c
18621 (debug_memory_partitions): Likewise.
18622 (need_to_partition_p): New.
18623 (dump_mem_ref_stats): New.
18624 (debug_mem_ref_stats): New.
18625 (dump_mem_sym_stats): New.
18626 (debug_mem_sym_stats): New.
18627 (update_mem_sym_stats_from_stmt): New.
18628 (compare_mp_info_entries): New.
18629 (mp_info_cmp): Call it.
18630 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18632 (get_mpt_for): Move from tree-ssa-operands.c.
18633 (find_partition_for): New.
18634 (create_partition_for): Remove.
18635 (estimate_vop_reduction): New.
18636 (update_reference_counts): New.
18637 (build_mp_info): New.
18638 (compute_memory_partitions): Refactor.
18639 Document new heuristic.
18640 Call build_mp_info, update_reference_counts,
18641 find_partition_for and estimate_vop_reduction.
18642 (compute_may_aliases): Populate virtual operands before
18643 calling debugging dumps.
18644 (delete_mem_sym_stats): New.
18645 (delete_mem_ref_stats): New.
18646 (init_mem_ref_stats): New.
18647 (init_alias_info): Call it.
18648 (maybe_create_global_var): Remove alias_info argument.
18649 Get number of call sites and number of pure/const call sites
18650 from gimple_mem_ref_stats().
18651 (dump_alias_info): Call dump_memory_partitions first.
18652 (dump_points_to_info_for): Show how many times a pointer has
18654 * opts.c (decode_options): For -O2 set --param
18655 max-aliased-vops to 500.
18656 For -O3 set --param max-aliased-vops to 1000 and --param
18657 avg-aliased-vops to 3.
18658 * fortran/options.c (gfc_init_options): Remove assignment to
18660 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18661 * tree-dfa.c (dump_variable): Dump memory reference
18663 Dump NO_ALIAS* settings.
18664 (referenced_var_lookup): Tidy.
18665 (mem_sym_stats): New.
18666 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18667 and ORIG are different SSA names for a memory partition.
18668 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18669 * tree-flow.h (struct mem_sym_stats_d): Define.
18670 (mem_sym_stats_t): Define.
18671 (struct mem_ref_stats_d): Define.
18672 (struct gimple_df): Add field mem_ref_stats.
18673 (enum noalias_state): Define.
18674 (struct var_ann_d): Add bitfield noalias_state.
18675 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18676 debug_mem_ref_stats, debug_memory_partitions,
18677 debug_mem_sym_stats): Declare.
18678 * tree-ssa-structalias.c (update_alias_info): Update call
18679 sites, pure/const call sites and asm sites in structure
18680 returned by gimple_mem_ref_stats.
18681 Remove local variable IS_POTENTIAL_DEREF.
18682 Increase NUM_DEREFS if the memory expression is a potential
18684 Call update_mem_sym_stats_from_stmt.
18685 If the memory references memory, call
18686 update_mem_sym_stats_from_stmt for all the direct memory
18687 symbol references found.
18688 (intra_create_variable_infos): Set noalias_state field for
18689 pointer arguments according to the value of
18690 flag_argument_noalias.
18691 * tree-ssa-structalias.h (struct alias_info): Remove fields
18692 num_calls_found and num_pure_const_calls_found.
18693 (update_mem_sym_stats_from_stmt): Declare.
18694 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18695 Set default value to 100.
18696 (PARAM_AVG_ALIASED_VOPS): Define.
18698 2007-04-11 Richard Guenther <rguenther@suse.de>
18700 PR middle-end/31530
18701 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18702 a * -b + c as c - a * b if we honor sign dependent rounding.
18704 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18706 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18707 bfin_expand_strmov.
18708 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18709 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18711 (initialize_trampoline): Don't use old-style function definition.
18712 (bfin_secondary_reload): Mark IN_P argument as unused.
18714 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18716 PR tree-optimization/31343
18717 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18718 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18719 * testsuite/gcc.dg/vect/pr31343.c: New.
18721 2007-04-10 Eric Christopher <echristo@apple.com>
18723 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18724 * config/i386/i386.md (*cmpfp0): Use.
18725 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18726 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18727 (fix_trunc<mode>_i386_fisttp): Ditto.
18728 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18729 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18730 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18731 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18732 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18733 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18734 (unnamed_splitters): Ditto.
18735 * config/i386/i386.c (output_fix_trunc): Assert that
18736 we're not being passed a TFmode operand.
18738 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18740 PR tree-optimization/31526
18741 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18742 n_basic_blocks to find newly added blocks.
18744 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18746 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18748 (fix_trunc<mode>si_sse): Ditto.
18749 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18750 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18751 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18752 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18753 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18754 expander using SSEMODEF mode macro.
18755 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18756 expander using SSEMODEF mode macro.
18757 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18758 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18759 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18760 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18761 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18762 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18763 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18764 Macroize insn using X87MODEF mode macro.
18766 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18768 * config/i386/sse.md (sse2_pinsrw): Removed.
18769 (sse2_pextrw): Renamed to ...
18770 (*sse2_pextrw): This.
18772 2007-04-09 Jan Hubicka <jh@suse.cz>
18775 * config/i386/sse.md
18776 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18777 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18778 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18779 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18781 2007-04-09 Jan Hubicka <jh@suse.cz>
18783 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18784 multiple fields of union.
18786 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18788 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18789 (create_preheaders): Check that loops are available.
18790 (fix_loop_structure): Clean up, improve comments.
18791 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18792 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18794 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18795 * predict.c (tree_estimate_probability): Do not call
18796 calculate_dominance_info. Call create_preheaders.
18797 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18798 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18800 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18801 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18802 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18803 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18806 2007-04-08 Jan Hubicka <jh@suse.cz>
18808 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18809 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18810 * fold-const.c (fold_unary): Use it.
18812 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18814 * varasm.c (assemble_variable): Remove call to
18815 lang_hooks.decls.prepare_assemble_variable.
18816 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18817 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18818 * langhooks.h (lang_hooks_for_decls): Remove
18819 prepare_assemble_variable.
18821 2007-04-08 Mike Stump <mrs@apple.com>
18823 * config/i386/i386.c: Use inc/dec on Core2.
18825 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18827 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18828 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18829 lhd_tree_inlining_end_inlining): Remove.
18830 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18831 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18832 end_inlining hooks.
18833 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18834 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18835 lhd_tree_inlining_end_inlining): Remove prototypes.
18836 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18837 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18838 LANG_HOOKS_TREE_INLINING_START_INLINING,
18839 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18841 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18844 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18847 * config/avr/predicates.md (io_address_operand): Delete predicate.
18848 (low_io_address_operand): Don't use 'mode' argument.
18849 (higth_io_address_operand): Rename ...
18850 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18851 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18854 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18856 Revert change removing staticp.
18858 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18861 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18864 2007-04-07 Bruce Korb <bkorb@gnu.org>
18866 * c.opt: Add -Wformat-contains-nul.
18867 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18869 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18870 the NUL byte warning.
18872 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18874 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18876 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18878 * tree.c (staticp): No longer use staticp langhook.
18879 * langhooks.c (lhd_staticp): Removed.
18880 * langhooks.h (struct lang_hooks): Remove staticp.
18881 * c-common.c (c_staticp): Remove.
18882 * c-common.h (c_staticp): Ditto.
18883 * langhooks-defs.h (lhd_staticp): Ditto.
18884 (LHD_HOOKS_STATICP): Ditto
18885 * tree.h (gcc_assert_lowered): New macro.
18887 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18889 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18890 argument "reliable".
18891 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18892 Add argument "reliable". Propagate it through calls.
18893 (infer_loop_bounds_from_undefined): Derive number of iterations
18894 estimates from references in blocks that do not dominate loop latch.
18895 (gcov_type_to_double_int): New function.
18896 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18897 and expected_loop_iterations_unbounded.
18898 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18899 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18900 * tree-data-ref.c (estimated_loop_iterations): Export.
18901 (get_references_in_stmt): Fix -- do not return addresses of local
18903 * cfgloop.h (expected_loop_iterations_unbounded,
18904 estimated_loop_iterations): Declare.
18906 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18908 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18910 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18912 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18913 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18914 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18915 Use output_387_reg_move().
18916 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18917 expander using X87MODEF12 mode macro.
18918 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18919 choosing register preferences. Use output_387_reg_move().
18920 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18921 instead of "x". Use output_387_reg_move().
18922 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18923 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18924 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18925 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18926 Use output_387_reg_move().
18927 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18929 (*truncxf?f_i387 splitter): Ditto.
18931 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18933 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18934 LANG_HOOKS_SAFE_FROM_P.
18935 * expr.c (safe_from_p): Remove langhook call.
18936 * langhooks.h (lang_hooks): Remove safe_from_p.
18937 (lhd_safe_from_p): Remove prototype.
18938 * langhooks.c (lhd_safe_from_p): Remove.
18940 2007-04-06 Jan Hubicka <jh@suse.cz>
18942 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18945 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18947 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18948 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18949 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18950 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18952 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18953 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18955 2007-04-05 Richard Henderson <rth@redhat.com>
18957 * config/alpha/alpha.c (print_operand) [+]: Remove.
18958 (alpha_end_function): Print nop if call at end of function.
18959 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18960 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18961 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18962 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18963 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18964 the call pattern. Update peepholes to match.
18966 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18968 * doc/extend.texi (Other Builtins): Add decimal float variants
18970 * builtins.def: Ditto.
18971 * builtins.c (expand_builtin): Ditto.
18973 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18974 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18978 of V8HImode when calling ix86_binary_operator_ok.
18979 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18980 (sdot_prodv8hi): Operands 1 and 2 must be register.
18982 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18984 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18985 initialize align to silence bogus warning.
18987 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18989 PR middle-end/22156
18990 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18992 (struct sra_walk_fns): Remove use_all parameter from use.
18993 (sra_hash_tree): Handle BIT_FIELD_REFs.
18994 (sra_elt_hash): Don't hash bitfld blocks.
18995 (sra_elt_eq): Skip them in parent compares as well. Handle
18997 (sra_walk_expr): Don't maintain or pass down use_all_p.
18998 (scan_use): Remove use_all parameter.
18999 (scalarize_use): Likewise. Re-expand assignment to
19000 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19001 output, and re-scalarize after output. Don't mark anything
19003 (scalarize_ldst): Adjust.
19004 (scalarize_walk_gimple_modify_statement): Likewise.
19005 (build_element_name_1): Handle BIT_FIELD_REFs.
19006 (instantiate_element): Don't warn for any element whose parent
19007 is used as a whole.
19008 (instantiate_missing_elements_1): Return the sra_elt.
19009 (canon_type_for_field): New.
19010 (try_instantiate_multiple_fields): New.
19011 (instantiate_missing_elemnts): Use them.
19012 (mark_no_warning): Removed.
19013 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19014 (REPLDUP, sra_build_elt_assignment): New.
19015 (generate_copy_inout): Use them.
19016 (generate_element_copy): Likewise. Handle bitfld differences.
19017 (generate_element_zero): Don't recurse for blocks. Use
19018 sra_build_elt_assignment.
19019 (generate_one_element_int): Take elt instead of var. Use
19020 sra_build_elt_assignment.
19021 (generate_element_init_1): Adjust.
19022 (scalarize_use, scalarize_copy): Use REPLDUP.
19023 (scalarize_ldst): Move assert before dereference.
19024 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19026 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19028 * regmove.c: Fix unused variable warnings due to previous commit.
19030 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19032 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19033 (regmove_bb_head): Remove.
19034 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19035 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19036 problems with fixup_match_1.
19037 Don't initialize/free regmove_bb_head.
19039 (reg_is_remote_constant_p): If an insn is in the same basic block
19040 but not before INSN, consider it remote, too.
19042 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19045 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19046 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19048 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19050 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19051 (CONDITIONAL_REGISTER_USAGE): Likewise.
19053 2007-04-04 Richard Henderson <rth@redhat.com>
19055 * config/alpha/lib1funcs.asm: Remove unused file.
19057 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19060 * opts.c (print_specific_help): Fix --help=<language>
19062 (common_handle_option): Support --help=common.
19064 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19067 * gcc.c (main): Do not run the linker if
19068 print_subprocess_help indicates that it shouldn't be
19071 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19074 * doc/invoke.texi (--help=): Document <languages> value, fix
19075 formatting in tables of values.
19077 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19079 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19080 dllimport attribute of virtual methods.
19082 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19084 * config/score/crti.asm: Change _bss_start to __bss_start.
19085 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19086 (OUTGOING_REG_PARM_STACK_SPACE) update.
19087 * config/score/score.opt: add options to make backend support
19088 score5, score5u, score7 and score7d.
19089 * config/score/score.md: Likewise.
19090 * config/score/misc.md: Likewise.
19091 * config/score/mac.md: Likewise.
19092 * doc/invoke.texi: Likewise.
19093 * doc/md.texi: update constraints define.
19095 2007-04-03 Richard Henderson <rth@redhat.com>
19097 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19098 an appropriate type, use the mode instead.
19100 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19102 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19103 Set the default --with-arch setting to mips2.
19104 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19105 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19106 (MULTILIB_OSDIRNAMES): Delete.
19107 (MULTILIB_DIRNAMES): Define.
19108 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19109 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19110 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19111 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19112 VXWORKS_OS_CPP_BUILTINS.
19113 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19114 (MIPS_DEBUGGING_INFO): Undefine.
19115 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19117 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19119 PR middle-end/30704
19120 * fold-const.c (native_encode_real): Encode real.c provided longs
19121 as a series of 32-bit native integers.
19122 (native_interpret_real): Interpret buffer as a series of 32-bit
19125 2007-04-03 Richard Guenther <rguenther@suse.de>
19127 * genpreds.c (write_insn_constraint_len): Write function
19128 optimized for CONSTRAINT_LEN implementation.
19129 (write_tm_preds_h): Output insn_constraint_len inline and
19130 use it for CONSTRAINT_LEN.
19131 (write_insn_preds_c): Don't output insn_constraint_len.
19132 * doc/md.texi (define_register_constraint): Document multi-letter
19133 constraints shall have the same length if they start with the same
19136 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19139 * config/i386/i386.md (isinf<mode>2): Expand only when
19140 TARGET_C99_FUNCTIONS is set.
19142 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19144 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19145 (x86_64-*-linux*): Ditto.
19146 * config/i386/i386.opt (mpc): New option.
19147 * config/i386/i386.c (overrride_options): Handle
19148 ix87_precision_string.
19149 * config/i386/crtprec.c: New file.
19150 * config/i386/t-crtpc: Ditto.
19151 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19152 and -mpc80 options.
19153 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19154 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19155 crtprec32.o, crtprec64.o and crtprec80.o.
19157 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19158 and -mpc80 options.
19159 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19161 2007-04-02 Eric Christopher <echristo@apple.com>
19163 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19164 limitations on darwin.
19166 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19169 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19171 2007-04-02 Dave Korn <dave.korn@artimi.com>
19173 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19175 2007-04-02 Dave Korn <dave.korn@artimi.com>
19177 * libgcc2.h (exception_descriptor): Don't forward-declare.
19178 (__get_eh_table_language, __get_eh_table_version): Delete
19179 prototypes of long-dead functions.
19181 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19183 * ebitmap.h: New file
19184 * ebitmap.c: New file
19185 * Makefile.in (ebitmap.o): New target.
19187 2007-04-01 Jan Hubicka <jh@suse.cz>
19189 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19190 before very first instruction.
19192 2007-04-01 Jan Hubicka <jh@suse.cz>
19194 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19195 waring on 64bit hosts.
19196 * bitmap.h: Fix typo in bitmap_head_def.
19198 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19200 PR rtl-optimization/31391
19201 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19202 into a DELETED_LABEL note, and the label is in an empty basic
19203 block, update BB_END as well as BB_HEAD.
19205 2007-04-01 Richard Henderson <rth@redhat.com>
19207 PR tree-optimization/31169
19208 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19209 to varying if the range is outside [0, prec-1].
19211 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19214 * config/mips/mips.md (load_const_gp): New insn.
19215 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19216 the MIPS16 GP pseudo register if no_new_pseudos.
19217 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19219 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19222 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19224 (call_value): Likewise.
19226 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19227 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19230 * doc/invoke.texi: (optimization options): Reword description
19231 of -ffast-math. Document its primary purpose.
19233 2007-03-31 Richard Guenther <rguenther@suse.de>
19235 * omp-low.c (splay-tree.h): Include.
19236 (lookup_decl): Replace splay-tree usage by pointer-map.
19237 (maybe_lookup_decl): Likewise.
19238 (new_omp_context): Likewise.
19239 (delete_omp_context): Likewise.
19240 * gimplify.c (splay-tree.h): Include.
19241 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19243 (remap_ssa_name): Likewise.
19244 (remap_decl): Likewise.
19245 (remap_type_1): Likewise.
19246 (remap_type): Likewise.
19247 (copy_body_r): Likewise.
19248 (expand_call_inline): Likewise.
19249 (clone_body): Likewise.
19250 (copy_tree_r): Likewise.
19251 (remap_save_expr): Likewise.
19252 (unsave_r): Likewise.
19253 (unsave_expr_now): Likewise.
19254 (tree_function_versioning): Likewise.
19255 (build_duplicate_type): Likewise.
19256 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19257 (struct copy_body_data): Replace splay-tree by pointer-map.
19258 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19259 not $(SPLAY_TREE_H).
19260 (gimplify.o): Depend on $(SPLAY_TREE_H).
19261 (omp-low.p): Likewise.
19263 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19265 * config/avr/predicates.md (even_register_operand,
19266 odd_register_operand): New predicates.
19267 * config/avr/avr.md (movw peephole2): New.
19268 (movw_r peephole2): New.
19270 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19272 * tree.h (get_signed_or_unsigned_type): New.
19273 * fold-const.c (operand_equal_for_comparison_p): Use
19274 get_signed_or_unsigned_type instead of
19275 lang_hooks.types.signed_or_unsigned_type.
19276 * expr.c (store_expr): Ditto.
19277 * langhooks.c (get_signed_or_unsigned_type): New.
19278 (lhd_signed_or_unsigned_type): New.
19279 * langhooks.h (lhd_signed_or_unsigned_type): New.
19280 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19282 2007-03-30 Richard Henderson <rth@redhat.com>
19284 * tree-ssa-loop-ivopts.c: Include target.h.
19285 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19286 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19287 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19288 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19290 2007-03-30 Richard Henderson <rth@redhat.com>
19291 Kai Tietz <kai.tietz@onevision.com>
19293 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19294 default for 64-bit.
19295 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19296 (TARGET_64BIT_MS_ABI): New.
19297 (DBX_REGISTER_NUMBER): Handle 64-bit.
19298 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19299 (LONG_TYPE_SIZE): Force to 32.
19300 (REG_PARM_STACK_SPACE): New.
19301 (OUTGOING_REG_PARM_STACK_SPACE): New.
19302 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19303 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19304 (STACK_BOUNDARY): Use 128 for 64-bit.
19305 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19306 Add 64-bit implementation.
19307 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19309 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19310 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19311 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19312 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19313 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19314 TARGET_64BIT_MS_ABI.
19315 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19316 (ix86_pass_by_reference): Likewise.
19317 (ix86_function_value_regno_p): Likewise.
19318 (ix86_build_builtin_va_list): Likewise.
19319 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19320 (function_arg_advance_ms_64): New.
19321 (function_arg_advance): Call it.
19322 (function_arg_ms_64): New.
19323 (function_arg): Call it.
19324 (function_value_ms_64): New.
19325 (ix86_function_value_1): Call it.
19326 (return_in_memory_ms_64): New.
19327 (ix86_return_in_memory): Call it.
19328 (setup_incoming_varargs_ms_64): New.
19329 (ix86_setup_incoming_varargs): Call it.
19330 (ix86_expand_prologue): Handle 64-bit stack probing.
19331 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19332 (output_pic_addr_const): Likewise.
19333 (x86_this_parameter): Likewise.
19334 (x86_output_mi_thunk): Likewise.
19335 (x86_function_profiler): Likewise.
19336 (TARGET_STRICT_ARGUMENT_NAMING): New.
19337 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19338 (TARGET_64BIT_MS_ABI): New.
19339 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19340 * config/i386/i386.md (allocate_stack_worker): Remove.
19341 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19342 describe the clobber of eax without a match_scratch.
19343 (allocate_stack_worker_postreload): Remove.
19344 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19345 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19346 (allocate_stack_worker_rex64_postreload): Remove.
19347 (allocate_stack): Handle 64-bit.
19348 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19349 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19350 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19351 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19352 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19353 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19354 * config.build (x86_64-*-mingw*): New host.
19355 * config.host (x86_64-*-mingw*): New host.
19356 * config.gcc (x86_64-*-mingw*): New target.
19357 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19359 2007-03-30 Richard Henderson <rth@redhat.com>
19360 Kai Tietz <kai.tietz@onevision.com>
19362 * c-pragma.c (struct def_pragma_macro_value): New.
19363 (struct def_pragma_macro): New.
19364 (pushed_macro_table): New.
19365 (dpm_hash, dpm_eq): New.
19366 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19367 (init_pragma): Install them.
19368 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19370 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19372 * config/avr/avr.c (avr_override_options): Clear
19373 'flag_delete_null_pointer_checks'.
19375 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19378 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19379 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19380 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19381 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19382 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19383 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19384 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19386 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19388 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19390 * regmove.c: Move all of pass_stack_adjustments from here...
19391 * combine-stack-adj.c: ...to this new file.
19392 * Makefile.in: Add rules for combine-stack-adj.o.
19394 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19396 PR tree-optimization/31383
19397 * tree-data-ref.c (affine_function_equal_p): Do not require the
19398 vectors to have the same length.
19400 2007-03-30 Jan Hubicka <jh@suse.cz>
19402 PR middle-end/30700
19403 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19404 availablility; add more sanity checking; ask varpool only about
19407 2007-03-29 Richard Henderson <rth@redhat.com>
19409 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19410 to decide, but __SIZEOF_LONG_LONG__.
19412 2007-03-29 Richard Henderson <rth@redhat.com>
19414 * emutls.c (struct __emutls_array): New.
19415 (emutls_destroy): Use it instead of casting element 0 from void*.
19416 (__emutls_get_address): Likewise.
19418 2007-03-29 Richard Henderson <rth@redhat.com>
19420 * varasm.c (initializer_constant_valid_p): Don't deny
19421 DECL_DLLIMPORT_P on functions.
19423 * config/i386/cygming.h: Remove function declarations.
19424 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19425 (ASM_OUTPUT_LABELREF): Remove.
19426 (COMMON_ASM_OP): Remove.
19427 (ASM_OUTPUT_COMMON): Remove.
19428 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19429 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19430 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19431 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19432 Rename from TARGET_ENCODE_SECTION_INFO.
19433 * config/i386/netware.h: Likewise.
19434 * config/i386/i386-protos.h: Update.
19435 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19436 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19437 (legitimate_constant_p): Reject dllimports.
19438 (dllimport_map, get_dllimport_decl): New.
19439 (legitimize_dllimport_symbol): New.
19440 (legitimize_address, ix86_expand_move): Use it.
19441 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19442 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19443 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19444 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19445 * config/i386/predicates.md (constant_call_address_operand): Only
19446 accept symbols; reject dllimport_p symbols.
19447 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19448 i386_pe_maybe_record_exported_symbol.
19449 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19450 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19451 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19452 trust the setting of DECL_DLLIMPORT_P.
19453 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19454 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19455 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19456 tidy the argument scanning loop.
19457 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19458 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19459 (i386_pe_strip_name_encoding): Remove.
19460 (i386_pe_binds_local_p): New.
19461 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19462 (i386_pe_output_labelref): Remove.
19463 (i386_pe_asm_output_aligned_decl_common): New.
19464 (i386_pe_maybe_record_exported_symbol): Rename from
19465 i386_pe_record_exported_symbol; check for dllexported symbols.
19467 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19469 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19470 add comment explaining why vsnprintf cannot be used.
19472 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19474 PR tree-optimization/30666
19475 * tree.c (build_complex_type): When creating type names for DWARF2
19476 debug info, create TYPE_DECLs for TYPE_NAME instead of
19478 (build_common_tree_nodes_2): Use build_complex_type when building
19479 predefined complex types, to preserve canonical types.
19481 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19483 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19484 (noce_get_alt_condition): Look at it to determine whether to
19485 reverse the condition or not.
19486 (noce_get_condition): Substitute the truth for lies.
19487 (noce_find_if_block): Set the then_else_reversed field.
19489 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19491 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19492 destination of this insn.
19493 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19494 than calling gen_rtx_SET directly. Use r0 to hold the value of
19495 'address + 4' rather than a stack based temporary which can be
19496 mis-optimized away.
19498 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19500 * config/s390/s390.c (s390_secondary_input_reload_class,
19501 s390_secondary_output_reload_class): Functions removed.
19502 (s390_secondary_reload): New function.
19503 (TARGET_SECONDARY_RELOAD): Target macro defined.
19504 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19505 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19506 * config/s390/s390.md ("reload_outti", "reload_outdi",
19507 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19508 "reload_out<mode>"): Expanders removed.
19509 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19510 "reload<mode>_nonoffmem_out"): Expanders added.
19512 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19514 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19515 action if SRC->DEST replacement failed anyway.
19517 2007-03-28 Mike Stump <mrs@apple.com>
19519 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19520 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19521 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19523 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19525 * config.gcc: Accept barcelona as a variant of amdfam10.
19526 * config/i386/i386.c (override_options): Likewise.
19527 * doc/invoke.texi: Likewise.
19529 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19531 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19532 offsets for BIT_FIELD_REF and COMPONENT_REF.
19534 2007-03-28 Richard Guenther <rguenther@suse.de>
19536 * tree.c (is_global_var): Move ...
19537 * tree-flow-inline.h (is_global_var): ... here.
19538 * tree.h (is_global_var): Remove declaration.
19540 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19542 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19544 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19545 * config/i386/i386.c (ix86_tune_features): Initialize new
19547 * config/i386/predicates.md (promotable_binary_operator): Use
19548 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19550 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19553 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19555 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19557 * config/fr30/fr30.md (movsi_internal): Change destination
19558 constraint from m to V and add m to the end.
19560 2007-03-28 Christian Bruel <christian.bruel@st.com>
19562 * config/sh/sh.md (movsi_i): Fix type attribute.
19564 2007-03-28 Christian Bruel <christian.bruel@st.com>
19566 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19567 (movsf_ie): Likewise.
19569 2007-03-28 Christian Bruel <christian.bruel@st.com>
19571 * config.gcc: Add sh4-300 to multilib.
19572 * config/sh/t-mlib-sh4-300: New file.
19574 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19576 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19577 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19578 fix_trunc<mode>di2.
19579 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19580 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19581 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19582 "fixuns_trunctddi2"): Whitespace fix.
19584 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19586 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19587 the definition of struct sh_args.
19588 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19589 CALL_COOKIE_INT_REG_GET): Likewise.
19591 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19593 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19594 transformations are applied successfully.
19596 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19598 * tree.c (tree_contains_struct): Permit 512 tree codes.
19599 * tree.h (tree_contains_struct): Ditto.
19600 (MAX_TREE_CODES): Ditto.
19601 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19602 SPARE member to store remaining padding bits.
19604 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19606 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19609 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19611 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19612 * configure: Regenerate.
19614 * configure: Regenerate using the correct version of autoconf.
19616 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19618 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19620 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19621 regs to "__SP_L__" and "__SP_H__".
19623 2007-03-27 Richard Guenther <rguenther@suse.de>
19625 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19626 computations with it with a HOST_WIDE_INT variable.
19628 2007-03-26 Mike Stump <mrs@apple.com>
19630 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19631 objective-c-header, objective-c++-header and objc++-cpp-output
19633 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19635 2007-03-26 Richard Henderson <rth@redhat.com>
19638 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19639 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19640 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19641 IX86_BUILTIN_PSRLQ128): New.
19642 (ix86_init_mmx_sse_builtins): Add them.
19643 (ix86_expand_builtin): Expand them.
19644 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19645 operand 2 be TImode.
19646 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19647 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19648 _mm_srli_epi64): Mark __B const.
19649 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19650 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19651 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19652 new two-vector shift builtins.
19654 2007-03-26 Ian Lance Taylor <iant@google.com>
19656 PR tree-optimization/31345
19657 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19658 [+INF, +INF(OVF)] into VARYING.
19660 2007-03-26 Zack Weinberg <zackw@panix.com>
19662 * gengtype-parse.c: New file.
19663 * gengtype-yacc.y: Delete.
19664 * gengtype-lex.l: Don't include gengtype-yacc.h.
19665 Define YY_DECL and yyterminate appropriately for recursive
19666 descent parser. yylval is now a string out-parameter to yylex.
19667 (HWS, EOID): New shorthand.
19668 (IWORD): Add a couple more types.
19669 (yylex): Add a setup stanza. Remove the complex rules for
19670 detecting GTY'ed types and typedefs; replace with simple
19671 keyword detectors. Adjust everything for the changed
19672 definition of yylval. Ignore all pp-directives, not just #define.
19674 (parse_file): Rename yybegin; do not call yyparse.
19676 * gengtype.c (xasprintf): Export again.
19677 (this_file): New. Use everywhere __FILE__ was being used.
19678 (get_lang_bitmap): Special case types defined in gengtype.c.
19679 (do_typedef, new_structure): Suppress definition of certain types.
19680 (new_structure): Improve diagnostics of duplicate definitions.
19681 Make sure location_s is associated with input.h.
19682 (nreverse_pairs, define_location_structures): New functions.
19683 (main): Improve tagging of kludge types. Remove old kludges
19684 for input.h types; use define_location_structures.
19685 * gengtype.h: Update prototypes. Define token codes here.
19686 * Makefile.in: Remove all references to gengtype-yacc.
19687 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19689 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19690 add GTY((skip)) to the field that's only conditionally there.
19691 * doc/install.texi: Document that Bison is no longer required
19692 unless building treelang.
19694 * gengtype.c: Don't include gtyp-gen.h.
19695 (srcdir): Declare here.
19696 (base_files, lang_dir_names): Allocate dynamically.
19697 (gt_files, num_gt_files, num_lang_dirs): New globals.
19698 (measure_input_list, read_input_line, read_input_list)
19699 (set_lang_bitmap): New functions.
19700 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19701 simplify, relying on read_input_list to set up the bitmaps.
19702 (main): Arguments are no longer unused. Check for correct number
19703 of command line arguments, set srcdir and srcdir_len, then call
19704 read_input_list, before doing anything else. No need to worry
19705 about duplicates in main loop.
19706 * configure.ac: Simplify the calculation of all_gtfiles.
19707 Put language tags in there. Don't set or substitute
19708 all_gtfiles_files_langs or all_gtfiles_files_frags.
19709 * Makefile.in: Revamp the way gengtype is invoked, now that it
19710 takes a file on its command line with a much simpler format.
19711 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19712 (GTFILES): Remove duplicates and C source files.
19713 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19714 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19715 * configure: Regenerate.
19717 * gengtype.h: Remove all type definitions to gengtype.c; leave
19718 only definitions of options_p, type_p, and pair_p as opaque
19719 pointers. Update prototypes.
19720 * gengtype.c: Many type definitions moved here from gengtype.h.
19721 Consolidate type definitions at the top of the file.
19722 (xvasprintf): Delete.
19723 (xasprintf): Make static.
19724 (create_nested_pointer_option): Add 'next' parameter.
19725 (create_field_all, create_field_at): New functions.
19726 (create_field): Now a thin wrapper around create_field_all.
19727 (create_optional_field): Rename create_optional_field_ and add
19728 line argument. Original name is now a macro which supplies
19730 (oprintf): Use vsnprintf directly.
19731 (close_output_files): Use fatal rather than perror/exit.
19732 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19733 (main): Set progname. Don't use exit.
19734 * gengtype-yacc.y (struct_fields): Use create_field_at.
19735 (option, optionseqopt): Delete.
19736 (optionseq): Consolidate productions from option here so we
19737 can use the first argument to create_option.
19739 * gengtype-lex.l: Distinguish unions from structures in the
19740 token type. Don't call find_structure; return the tag as a string.
19741 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19742 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19743 string. Reorganize typedef_struct production accordingly.
19744 Use create_nested_ptr_option.
19745 * gengtype.c (create_nested_ptr_option): New function.
19746 * gengtype.h: Declare it.
19748 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19749 (string_type): Don't declare.
19750 (do_scalar_typedef): Declare.
19751 (create_scalar_type): Update prototype.
19752 * gengtype.c (string_type): Make static.
19753 (scalar_nonchar, scalar_char): New.
19754 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19755 (resolve_typedef): Use scalar_nonchar for error recovery.
19756 (create_scalar_type): Remove name_len field. Return scalar_char
19757 or scalar_nonchar as appropriate.
19758 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19759 to use string_type.
19760 (throughout): Use scalar_nonchar instead of calling
19761 create_scalar_type, whenever possible.
19762 (main): Initialize scalar_char and scalar_nonchar before calling
19764 * gengtype-lex.l: Adjust for removal of second argument to
19765 create_scalar_type. Use yylval.s instead of yylval.t when
19767 * gengtype-yacc.y: Type of SCALAR is string. Call
19768 create_scalar_type from type:SCALAR rule. Adjust for removal of
19769 second argument to create_scalar_type.
19771 * vec.h: Remove all #if IN_GENGTYPE blocks.
19772 Add comment saying that changes may require adjustments to gengtype.
19773 * gengtype.c: Don't include coretypes.h or tm.h.
19774 Add comment to inclusion of errors.h.
19775 (note_def_vec, note_def_vec_alloc): New functions.
19776 * gengtype.h: Declare new functions.
19777 * gengtype-lex.l: Don't include coretypes.h.
19778 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19780 (update_lineno): Remove unnecessary prototype.
19781 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19782 (VEC rule): Just return VEC_TOKEN.
19783 * gengtype-yacc.y (VEC_TOKEN): New token type.
19784 (type): Add a production for VEC(a,b).
19785 * Makefile.in: Update dependencies.
19787 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19788 typedefs that use the old PARAMS macro.
19790 * gengtype-lex.l: Remove all rules and states relating to yacc
19792 * gengtype-yacc.y: Similarly.
19793 * gengtype.c (note_yacc_type): Delete function.
19794 * gengtype.h: Update prototypes.
19796 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19798 * tree-pretty-print.c (dump_generic_node): Report precision of
19799 unnamed integer types.
19801 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19803 * ifcvt.c (noce_try_store_flag_constants): Don't check
19804 no_new_pseudos here.
19805 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19806 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19807 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19808 noce_try_sign_mask): Likewise.
19809 (if_convert): Check no_new_pseudos here.
19811 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19813 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19814 (noce_get_condition): Handle new then_else_reversed argument.
19815 (noce_init_if_info): Remove, fold into noce_find_if_block.
19816 (noce_process_if_block): Take a struct noce_if_info as the
19817 argument. Don't set up one based on ce_if_info. Update pointer
19818 references accordingly.
19819 (cond_move_process_if_block): Likewise.
19820 (process_if_block): Removed.
19821 (find_if_block): Removed. Move functionality two new functions,
19822 noce_find_if_block and cond_exec_find_if_block.
19823 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19824 blocks and the symmetric IF-ELSE-JOIN case.
19825 (cond_exec_find_if_block): Also new function mostly based on old
19826 find_if_block and process_if_block.
19827 (find_if_header): Replace find_if_block call with separately
19828 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19829 (find_cond_trap): Update noce_get_condition call.
19830 (dead_or_predicable): Likewise.
19832 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19834 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19836 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19837 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19838 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19839 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19840 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19841 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19842 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19843 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19844 __builtin_ia32_psrad128 builtins.
19846 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19848 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19849 * config/i386/constraints.md
19850 (define_constraint "I"): Use IN_RANGE macro.
19851 (define_constraint "J"): Ditto.
19852 (define_constraint "K"): Ditto.
19853 (define_constraint "M"): Ditto.
19854 (define_constraint "N"): Ditto.
19855 (define_constraint "O"): Ditto.
19856 * config/i386/predicates.md
19857 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19858 (define_predicate "const_0_to_3_operand"): Ditto.
19859 (define_predicate "const_0_to_7_operand"): Ditto.
19860 (define_predicate "const_0_to_15_operand"): Ditto.
19861 (define_predicate "const_0_to_63_operand"): Ditto.
19862 (define_predicate "const_0_to_255_operand"): Ditto.
19863 (define_predicate "const_1_to_31_operand"): Ditto.
19864 (define_predicate "const_2_to_3_operand"): Ditto.
19865 (define_predicate "const_4_to_7_operand"): Ditto.
19867 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19869 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19870 in SImode for save_world.
19871 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19874 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19876 PR tree-optimization/30784
19877 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19880 2007-03-25 Revital Eres <eres@il.ibm.com>
19882 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19883 Fold movement_possibility function into it.
19885 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19887 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19888 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19889 (call_indirect_nonlocal_darwin64): Same.
19890 (call_nonlocal_darwin64): Same.
19891 (call_value_indirect_nonlocal_darwin64): Same.
19892 (call_value_nonlocal_darwin64): Same.
19893 (sibcall_nonlocal_darwin64): Same.
19894 (sibcall_value_nonlocal_darwin64): Same.
19895 (sibcall_symbolic_64): Same.
19896 (sibcall_value_symbolic_64): Same.
19897 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19899 (rs6000_emit_load_toc_table): Same.
19900 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19901 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19903 (divss_call): Same.
19904 (divus_call): Same.
19905 (quoss_call): Same.
19906 (quous_call): Same.
19907 (load_toc_v4_pic_si): Same
19908 (load_toc_v4_PIC_1): Same.
19909 (load_toc_v4_PIC_1b): Same.
19910 (call_indirect_aix{32,64}): Same.
19911 (call_value_indirect_aix{32,64}): Same.
19913 (call_value): Same.
19914 (call_local{32,64}): Same.
19915 (call_value_local{32,64}): Same.
19916 (call_indirect_nonlocal_aix{32,64}): Same.
19917 (call_nonlocal_aix{32,64}): Same.
19918 (call_value_indirect_nonlocal_aix{32,64}): Same.
19919 (call_value_nonlocal_aix{32,64}): Same.
19920 (call_indirect_nonlocal_sysv<mode>): Same.
19921 (call_nonlocal_sysv<mode>): Same.
19922 (call_value_indirect_nonlocal_sysv<mode>): Same.
19923 (call_value_nonlocal_sysv<mode>): Same.
19925 (sibcall_local{32,64}): Same.
19926 (sibcall_value_local{32,64}): Same.
19927 (sibcall_nonlocal_aix{32,64}): Same.
19928 (sibcall_value_nonlocal_aix{32,64}): Same.
19929 (sibcall_nonlocal_sysv<mode>): Same.
19930 (sibcall_value): Same.
19931 (sibcall_value_nonlocal_sysv<mode>): Same.
19933 2007-03-24 Paul Brook <paul@codesourcery.com>
19935 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19936 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19938 2007-03-24 Richard Henderson <rth@redhat.com>
19940 * config/ia64/constraints.md: New file.
19941 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19942 satisfies_constraint_?.
19943 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19944 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19945 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19946 ia64_output_mi_thunk): Likewise.
19947 (ia64_const_ok_for_letter_p): Remove.
19948 (ia64_const_double_ok_for_letter_p): Remove.
19949 (ia64_extra_constraint): Remove.
19950 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19951 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19952 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19953 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19954 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19955 EXTRA_MEMORY_CONSTRAINT): Remove.
19956 * config/ia64/ia64.md: Include constriants.md. Replace
19957 CONST_OK_FOR_? with satisfies_constraint_?.
19959 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19960 H.J. Lu <hongjiu.lu@intel.com>
19962 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19964 (name macros): Use DPD_BID_NAME to convert names properly.
19966 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19967 decimal floating point format.
19968 (init_floating_libfuncs): Change decimal functions so that they
19969 have a "bid_" prefix if the decimal system uses the BID format,
19970 and "dpd_" prefix if the decimal system uses the DPD format.
19971 (init_interclass_conv_libfuncs): Ditto.
19972 (init_intraclass_conv_libfuncs): Ditto.
19974 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19975 using the BID format.
19977 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19978 whether we are using the BID decimal format.
19979 * configure: Regenerate.
19981 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19982 the compiler has decimal floating point enabled. Define
19983 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19986 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19987 using the BID format.
19989 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19990 whether we are using the BID decimal format.
19991 * configure: Regenerate.
19993 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19994 the compiler has decimal floating point enabled. Define
19995 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19998 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19999 options, and that it is enabled for i386/x86_64 systems.
20001 * Makefile.in (enable_decimal_float): New.
20003 (DECNUMINC): Add -I$(DECNUMFMT).
20004 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20005 to $(DECNUMFMT) from $(DECNUM).
20007 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20008 Substitute enable_decimal_float.
20009 * configure: Regenerated.
20012 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20015 * configure.ac: Enable decimal float for x86_64-*-linux*.
20016 * configure: Regenerated.
20019 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20020 decimal128ClearSign to flip and clear the sign bit in decimal128.
20021 (decimal_real_maxval): Set decimal128SetSign to set the sign
20024 2007-03-23 Ian Lance Taylor <iant@google.com>
20026 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20028 2007-03-23 Ian Lance Taylor <iant@google.com>
20030 * tree-dump.c (dump_files): Correct comment.
20032 2007-03-23 Ian Lance Taylor <iant@google.com>
20034 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20036 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20038 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20039 in cfglayout mode. Don't go into and out of cfglayout mode.
20040 Link the blocks in the order of the constructed traces.
20041 (rest_of_handle_tracer): Adjust call to tracer.
20042 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20043 Don't go into cfglayout mode.
20044 (rtl_loop_done): Don't go out of cfglayout mode.
20045 * cfglayout.c (relink_block_chain): New function, split out from...
20046 (fixup_reorder_chain): ...here. Remove redundant checking.
20047 (cfg_layout_finalize): Don't clear the header, footer, and aux
20048 fields here, move the code to do so to relink_block_chain. Likewise
20049 for free_original_copy_tables.
20050 * rtl.h (tracer): Update prototype.
20051 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20052 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20053 mode. Use relink_block_chain to serialize the CFG according to the
20054 new basic block order. Move targetm.cannot_modify_jumps_p check from
20056 (gate_handle_reorder_blocks): ...to here.
20057 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20059 (gate_duplicate_computed_gotos): ...to here.
20060 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20061 something always changes when going into and out of cfglayout mode.
20062 Perform an expensive cfg cleanup while going into cfglayout mode.
20063 Always update liveness information on HAVE_conditional_execution
20064 targets. Reserialize the basic blocks and go out of cfglayout mode.
20065 * reg-stack.c: Include cfglayout.h.
20066 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20067 the call to reorder_basic_blocks.
20068 * basic-block.h (reorder_basic_blocks): Update prototype.
20069 (relink_block_chain): New prototype.
20070 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20072 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20074 * config/mips/mips.md (type, hazard, *movdi_32bit,
20075 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20076 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20077 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20078 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20079 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20081 (movcc): Change first xfer to multi.
20082 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20083 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20084 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20085 config/mips/generic.md: Change reservations using "xfer" to use
20087 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20088 using match_operand.
20089 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20090 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20092 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20094 2007-03-22 Richard Henderson <rth@redhat.com>
20096 * config/i386/i386.c: Remove unnecessary function declarations.
20097 Move targetm definition, and all related macros, to the end of
20098 the file. Resort some functions to put definitions before uses.
20099 (ix86_attribute_table): Make static. Move to end of file.
20100 (ix86_gimplify_va_arg): Make static.
20102 2007-03-22 Richard Henderson <rth@redhat.com>
20104 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20105 don't increase local_regparm with force_align_arg_pointer check.
20106 (ix86_function_sseregparm): Assert 32-bit.
20107 (type_has_variadic_args_p): New.
20108 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20109 type_has_variadic_args_p.
20110 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20111 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20112 use memset instead. Do maybe_vaarg check first; skip attribute
20113 tests if true; skip attribute tests for 64-bit.
20114 (construct_container): Remove TARGET_DEBUG_ARG.
20115 (function_arg_advance_32, function_arg_advance_64): Split out ...
20116 (function_arg_advance): ... from here.
20117 (function_arg_32, function_arg_64): Split out ...
20118 (function_arg): ... from here.
20119 (ix86_pass_by_reference): Tidy.
20120 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20121 (function_value_32): New, from parts of ix86_function_value
20122 and ix86_value_regno.
20123 (function_value_64): New, from parts of ix86_function_value
20124 and ix86_libcall_value.
20125 (ix86_function_value_1): New.
20126 (ix86_function_value, ix86_libcall_value): Use it.
20127 (return_in_memory_32, return_in_memory_64): Split out ...
20128 (ix86_return_in_memory): ... from here.
20129 (ix86_struct_value_rtx): Skip for 64-bit.
20130 (ix86_libcall_value, ix86_value_regno): Remove.
20131 (setup_incoming_varargs_64): Split out ...
20132 (ix86_setup_incoming_varargs): ... from here.
20133 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20134 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20135 * config/i386/i386-protos.h (ix86_function_value): Remove.
20136 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20138 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20141 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20142 infinities not supported, otherwise emit warning if -Woverflow. On
20143 underflow, emit warning if -Woverflow.
20144 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20146 * real.h (real_from_string): Update declaration
20148 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20149 Richard Henderson <rth@redhat.com>
20151 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20152 * calls.c (compute_argument_block_size, expand_call,
20153 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20154 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20155 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20156 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20157 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20158 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20159 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20160 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20163 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20165 * c-incpath.c (add_sysroot_to_chain): New.
20166 (merge_include_chains): Add sysroot argument. Call
20167 add_sysroot_to_chain if sysrooted.
20168 (register_include_chains): Update call to merge_include_chains.
20169 * doc/cppopts.texi: Document use of '=' in include directory
20172 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20174 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20175 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20176 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20177 insn pattern using X87MODEF12 mode macro.
20179 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20181 * regmove.c (regmove_optimize): Use reg_mentioned_p
20182 instead of reg_overlap_mentioned_p for DST.
20184 2007-03-21 Mike Stump <mrs@apple.com>
20186 * c.opt: Fixup for Objective-C/C++.
20188 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20190 * explow.c (convert_memory_address): Fold memory reference when
20191 POINTERS_EXTEND_UNSIGNED < 0
20193 2007-03-21 Richard Henderson <rth@redhat.com>
20196 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20197 * config/i386/mmintrin.h (__m64): Likewise.
20198 * config/i386/xmmintrin.h (__m128): Likewise.
20200 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20202 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20203 (VXWORKS_OS_CPP_BUILTINS): Define.
20204 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20205 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20207 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20209 * rtl.h (constant_pool_reference_p): Delete.
20210 (find_constant_src): Declare.
20211 * rtlanal.c (find_constant_src): New function.
20212 * simplify-rtx.c (constant_pool_reference_p): Delete.
20213 * config/i386/i386.md: Use find_constant_src instead of
20214 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20216 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20218 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20219 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20221 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20223 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20224 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20225 (arm_elf_asm_constructor): Use it.
20226 (arm_elf_asm_destructor): New function.
20228 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20230 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20232 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20234 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20236 2007-03-19 Andrew Haley <aph@redhat.com>
20238 PR tree-optimization/31264
20239 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20240 VIEW_CONVERT_EXPRs.
20242 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20244 PR rtl-optimization/30907
20245 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20246 (fwprop_init): Always call loop_optimizer_initialize.
20247 (fwprop_done): Always call loop_optimizer_finalize.
20248 (fwprop): We always have loop info now.
20249 (gate_fwprop_addr): Remove.
20250 (pass_fwprop_addr): Use gate_fwprop as gate.
20252 PR rtl-optimization/30841
20253 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20254 df_chain_alloc): Call df_reorganize_refs unconditionally.
20255 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20256 refs_organized to refs_organized_size.
20257 (df_ref_create_structure): Use refs_organized_size instead of
20258 bitmap_size if refs had been organized, and keep refs_organized_size
20260 * df.h (struct df_ref_info): Change refs_organized to
20261 refs_organized_size.
20262 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20265 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20267 * except.c (output_function_exception_table): Do not reference the
20268 EH personality routine for functions that do not require an
20271 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20274 * c-typeck.c (convert_for_assignment): Call comptypes for
20275 RECORD_TYPE or UNION_TYPE.
20277 PR inline-asm/30505
20278 * reload1.c (reload): Do invalid ASM checking after
20279 cleanup_subreg_operands.
20281 2007-03-19 Jeff Law <law@redhat.com>
20283 * tree-cfg.c (find_taken_edge): Tighten conditions for
20284 optimizing computed gotos.
20286 2007-03-19 Michael Matz <matz@suse.de>
20288 * builtins.c (expand_builtin_sync_operation,
20289 expand_builtin_compare_and_swap,
20290 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20293 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20294 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20297 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20299 * doc/tm.texi: Add brackets around the return type of
20300 TARGET_SECONDARY_RELOAD.
20302 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20303 Richard Guenther <rguenther@suse.de>
20305 PR tree-optimization/31254
20306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20307 Use handled_component_p () where appropriate. Continue
20308 propagating into the rhs if we propagated into an INDIRECT_REF
20311 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20313 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20314 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20315 (xde, xdee): Mode attributes adjusted to support DFP modes.
20316 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20317 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20318 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20319 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20320 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20321 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20322 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20324 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20325 "movsf"): Insn definitions removed.
20326 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20327 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20328 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20330 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20331 "reload_in<mode>", "reload_out<mode>"): Expander added.
20332 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20335 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20337 * config/s390/s390.md: Only non-functional changes. Renamed
20338 FPR mode macro to BFP all over the file.
20340 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20342 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20343 (op_type attribute): RRF instruction type added.
20344 (fT0): New mode attribute.
20345 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20346 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20347 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20348 instruction no secondary memory is needed when moving DFmode values
20349 between GPRs and FPRs.
20351 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20353 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20354 inverted and documentation adjusted.
20355 ("mhard-dfp", "msoft-dfp"): New options.
20356 * config/s390/s390.c (s390_handle_arch_option): New architecture
20358 (override_options): Sanity checks for the new options added.
20359 * config.gcc: New architecture switch: z9-ec.
20360 * config/s390/s390.h (processor_flags): PF_DFP added.
20361 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20362 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20363 when the bit is NOT set so remove it from the defaults.
20365 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20367 * genemit.c (main): Print include statement for dfp.h.
20368 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20371 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20373 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20375 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20378 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20379 instead of PATTERN.
20381 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20383 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20384 attr_length_call, output_call, output_indirect_call): Cleanup
20385 formatting of targetm calls.
20387 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20389 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20391 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20393 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20394 reservation, bypass and anti-bypass descriptions for these
20395 instructions. Update move patterns.
20396 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20399 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20401 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20402 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20403 (get_initial_def_for_reduction): Likewise.
20405 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20407 Fix PR tree-optimization/29922
20408 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20409 (get_representative): Removed.
20410 (value_dies_in_block_x): Update for rvuse removal.
20411 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20412 (compute_antic_aux): Handle when PHI nodes appear in
20413 non-single-successors.
20414 (dump_bitmap_of_names): Removed.
20415 (compute_antic_safe): Renamed and removed rvuse calculation.
20416 Calculate only antic safe.
20417 (insert_into_preds_of_block): Remove assert.
20418 (execute_pre): Update for renamed functions.
20419 (defer_or_phi_translate_block): New function.
20421 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20423 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20424 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20426 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20427 Follow spelling conventions.
20429 * tree-data-ref.h: Remove the prototype for analyze_array.
20431 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20433 PR tree-optimization/31041
20434 * tree-vect-transform.c (get_initial_def_for_induction): Call
20435 force_gimple_operand.
20437 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20439 * ipa-type-escape.c (look_for_casts) : Revert code to use
20440 handled_component_p due to ada test a-numaux.adb.
20442 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20444 * final.c (final_scan_insn): Alter the condition of a
20445 conditional trap if we have nonstandard CC.
20447 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20449 * configure.ac: Remove excess quoting from asm line 0 test.
20450 * configure: Rebuilt.
20452 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20454 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20455 * c-common.c (convert_and_check): Move warning logic to...
20456 (warnings_for_convert_and_check): ...here. Define.
20457 * c-common.h (warnings_for_convert_and_check): Declare.
20459 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20461 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20462 (output_call): Likewise.
20464 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20466 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20468 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20470 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20472 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20474 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20475 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20477 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20479 PR tree-optimization/31183
20480 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20481 Use double_int instead of unsigned int for representing access_strides.
20482 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20484 2007-03-16 Richard Guenther <rguenther@suse.de>
20486 PR tree-optimization/31146
20487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20488 to allow recursion of forward_propagate_addr_expr.
20489 (forward_propagate_addr_into_variable_array_index): Likewise.
20490 (forward_propagate_addr_expr): Likewise.
20491 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20492 (forward_propagate_addr_expr_1): Recurse on simple copies
20493 instead of propagating into them. Do so for useless conversions
20495 (forward_propagate_addr_expr): Clean up unused statements after
20498 2007-03-16 Richard Guenther <rguenther@suse.de>
20500 * builtins.c (expand_builtin_cexpi): Use the right argument
20501 for the expansion via cexp.
20503 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20505 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20506 * configure: Rebuilt.
20508 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20511 * dwarf2out.c (force_type_die): Adjust comment.
20512 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20514 2007-03-15 DJ Delorie <dj@redhat.com>
20516 * config/frv/predicates.md (minmax_operator): Don't check operands
20519 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20521 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20522 Update constant estimates of number of iterations.
20523 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20524 argument renamed to "realistic".
20525 (compute_estimated_nb_iterations): Removed.
20526 (record_niter_bound): New function.
20527 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20528 call record_nonwrapping_iv with upper = false.
20529 (infer_loop_bounds_from_signedness): Pass upper argument to
20530 record_nonwrapping_iv.
20531 (estimate_numbers_of_iterations_loop): Do not call
20532 compute_estimated_nb_iterations. Record estimate based on profile
20533 information. Initialize the constant estimates of number of
20535 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20537 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20538 number of iterations is too small.
20539 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20540 (EST_NOT_AVAILABLE): Removed.
20541 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20542 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20545 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20547 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20548 Handle NE_EXPR guards.
20550 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20553 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20554 Set also -pedantic-errors by default for the preprocessor unless
20555 -fpermissive is given.
20557 2007-03-15 Richard Guenther <rguenther@suse.de>
20559 PR middle-end/29719
20560 PR middle-end/31161
20561 * builtins.c (expand_builtin_cexpi): As a fallback if we
20562 don't have builtins for sincos or cexp create a function
20563 declaration for cexp and expand to a call to that.
20564 (expand_builtin_int_roundingfn): Always fall
20565 back to floor/ceil and its variants even if they may be
20568 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20570 PR middle-end/31159
20571 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20572 jump tables, move the call to delete_dead_jumptables from here...
20573 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20574 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20575 don't allow merging of blocks that try_redirect_by_replacing_jump
20576 also does not handle when not optimizing.
20578 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20579 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20581 * config/i386/i386.md (x86_sahf_1): Correctly handle
20584 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20587 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20588 x86_64_general_operand as operand[2] predicate. Remove "iF"
20589 from operand constraints and use "e" constraint instead.
20590 (*subti3_1, *subti3_1 splitter): Ditto.
20591 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20592 operand[1] predicate.
20594 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20596 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20597 arrays, multiply the access strides by the size of the sub-array.
20598 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20600 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20602 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20603 the configured assembler supports the sahf mnemonic.
20604 * configure: Regenerate.
20605 * config.in: Regenerate.
20607 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20608 emit "sahf" or ".byte\t0x9e" as asm template.
20610 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20613 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20614 option to replace hard coded TARGET_xxx in md file.
20615 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20616 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20617 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20618 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20619 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20620 (X86_TUNE_NOT_VECTORMODE): Ditto.
20621 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20622 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20623 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20624 (TUNE_SLOW_IMUL_IMM8): Ditto.
20625 (TUNE_MOVE_M1_VIA_OR): Ditto.
20626 (TUNE_NOT_UNPAIRABLE): Ditto.
20627 (TUNE_NOT_VECTORMODE): Ditto.
20629 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20632 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20633 tuning options instead of hard coded TARGET_xxx.
20634 (fix ssemode peephole2's): Ditto.
20635 (imul peephole2's): Ditto.
20637 (movdi_or_rex64): Ditto.
20638 (move peephole2): Ditto.
20639 (not peephole2's): Ditto.
20641 2007-03-14 Dirk Mueller <dmueller@suse.de>
20643 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20644 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20645 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20647 * c-parser.c (c_parser_do_statement): Warn about empty body in
20648 do/while statement.
20649 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20650 * doc/invoke.texi (-Wempty-body): Update documentation.
20652 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20655 * c-common.h (warn_for_div_by_zero): Declare.
20656 * c-common.c (warn_for_div_by_zero): Define.
20657 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20660 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20662 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20663 to PREFIX and STANDARD_PREFIX.
20665 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20666 Phil Edwards <phil@codesourcery.com>
20668 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20669 (__gthread_once_t): Remove busy field for RTPs.
20670 (__GTHREAD_ONCE_INIT): Update accordingly.
20672 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20674 * doc/invoke.texi: Document VxWorks options.
20676 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20678 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20680 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20682 PR tree-optimization/30590
20683 * tree-nrv.c (tree_nrv): Check for the partial update of the
20686 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20688 * flags.h (flag_random_seed): Remove declaration, in favor of...
20689 * toplev.h (get_random_seed, set_random_seed): ... these.
20690 * tree.c (get_file_function_name): Use the former.
20691 * opts.c (common_handle_option): Use the latter.
20694 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20696 PR middle-end/31127
20697 * cse.c (cse_find_path): Do not bail out if a basic block that
20698 we already visited now becomes part of a path that starts at a
20699 different basic block. Just disallow this, to make sure we
20700 visit each basic block at most once.
20702 2007-03-13 Jan Hubicka <jh@suse.cz>
20704 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20705 attributes, when profile esitmate is present, calls with very low
20706 frequency are cold.
20708 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20710 PR tree-optimization/30730
20711 PR tree-optimization/26900
20712 * tree-ssa-loop-niter.c: Include gmp.h.
20713 (bounds): New type.
20714 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20715 split_to_var_and_offset, determine_value_range,
20716 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20717 bound_difference, bounds_add, bounds_negate,
20718 number_of_iterations_ne_max, dump_affine_iv): New functions.
20719 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20720 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20721 difference of initial and final value of control iv to validate
20723 (number_of_iterations_cond): Add loop parameter. Determine bounds
20724 on the difference of the extremes of the control iv. Add dumps.
20725 (expand_simple_operations): Handle phi nodes.
20726 (simplify_using_initial_conditions): Do not record used conditions.
20727 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20728 Do not set additional_info.
20729 (implies_nonnegative_p, implies_ge_p): Removed.
20730 (derive_constant_upper_bound): Do not use parameter `additional'.
20731 (record_estimate): Parameter `additional' removed. Parameter
20732 `i_bound' added. Do not call derive_constant_upper_bound.
20733 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20734 bound the number of iterations estimate.
20735 (estimate_numbers_of_iterations_loop): Pass the estimate from
20736 the number of iterations analysis to record_estimate.
20737 * tree.h (multiple_of_p): Declare.
20738 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20739 (scev_const_prop): Do not check expression_expensive_p.
20740 * fold-const.c (multiple_of_p): Exported.
20741 * double-int.c (double_int_mask): Exported.
20742 * double-int.h (double_int_mask): Declare.
20743 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20744 field. Added max field.
20746 2007-03-13 David Taylor <taylor@candd.org>
20749 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20752 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20755 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20756 two unamed patterns.
20758 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20760 * config/i386/i386.opt (mcx16, msahf): New options.
20761 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20762 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20764 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20765 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20766 Output -mcx16 and -msahf options when corresponding bit is set.
20768 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20769 and -msahf options.
20771 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20773 * configure.ac: Test for assembler tolerance to # 0 "".
20774 * configure, config.in: Rebuilt.
20775 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20777 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20779 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20781 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20782 (handle_syscall): Handle direct system calls.
20783 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20785 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20787 * doc/invoke.texi: Fix cpp.info cross-reference.
20788 * doc/passes.texi: Fix gcc.info cross-reference.
20790 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20792 PR tree-optimization/30835
20793 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20794 bb_for_stmt is not NULL before accessing it.
20796 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20798 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20801 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20804 * doc/install.texi: Document --enable-stage1-languages
20806 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20808 * tree-pass.h (pass_into_cfg_layout_mode,
20809 pass_outof_cfg_layout_mode): Declare.
20810 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20811 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20812 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20813 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20815 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20817 * c-decl.c (warn_variable_length_array): New function.
20818 Refactored from grokdeclarator to handle warn_vla
20819 and handle unnamed array case.
20820 (grokdeclarator): Refactored VLA warning case.
20821 * c.opt (Wvla): New flag.
20822 * doc/invoke.texi (Wvla): New warning.
20824 2007-03-12 Richard Henderson <rth@redhat.com>
20826 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20827 (TARGET_SECTION_TYPE_FLAGS): New.
20829 2007-03-12 Richard Henderson <rth@redhat.com>
20831 * config/darwin.c (machopic_reloc_rw_mask): New.
20832 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20833 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20835 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20837 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20838 * cppdefault.h (cpp_PREFIX): Document.
20839 (cpp_PREFIX_len): Likewise.
20840 (cpp_EXEC_PREFIX): New variable.
20841 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20842 * c-incpath.c (add_standard_paths): Correct logic for relocating
20843 paths within prefix.
20845 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20847 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20848 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20850 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20851 fix_truncdfdi_sse using SSEMODEF mode macro.
20852 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20853 fix_truncdfsi_sse using SSEMODEF mode macro.
20854 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20855 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20857 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20859 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20860 elfos.h to tm_file.
20862 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20864 * tree.h : Add multiple_of_p declaration.
20865 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20866 * ipa-type-escape.c (results_of_malloc): Redundant.
20867 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20868 (cast_type): Extended with new members.
20869 (check_cast): Returns cast_type.
20870 (cast): New structure for data of walk_use_def_chains.
20871 (is_malloc_result, is_cast_from_non_pointer_1,
20872 is_cast_from_non_pointer,
20873 is_array_access_through_pointer_and_index): New functions.
20874 (look_for_casts): Returns cast types.
20875 (check_call): Returns void.
20876 (okay_pointer_operation): Use support of pointer plus index,
20877 pointer plus constant and allow all multiplications.
20879 2007-03-11 Richard Guenther <rguenther@suse.de>
20881 PR tree-optimization/31115
20882 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20883 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20884 A shift count of zero is not special as with *_DIV_EXPR.
20885 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20888 2007-03-11 Ian Lance Taylor <iant@google.com>
20890 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20891 the *_DIV_EXPR codes correctly with overflow infinities.
20893 2007-03-11 Ira Rosen <irar@il.ibm.com>
20895 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20896 indicate success/failure of the analysis. Add negation to subtrahend
20897 in case of subtraction. Fail if both operands contain constants.
20898 (create_data_ref): Fail if analyze_offset fails.
20900 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20902 * config/i386/i386.md (frndintxf2): Rename to ...
20903 (rintxf2): ... this. Remove expander having same name.
20904 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20905 (roundsf2, rounddf2): Ditto.
20906 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20907 (lround<mode>di2, lround<mode>si2): Ditto.
20909 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20911 * lower-subreg.c: Include except.h.
20912 (decompose_multiword_subregs): Verify that the only control flow
20913 insns we can split are loads to multi-words pseudos.
20914 Handle breaking such blocks after splitting, instead of calling
20915 find_many_sub_basic_blocks.
20917 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20918 on the new basic block. Add a lengthy comment explaining why we
20919 thought this was necessary.
20920 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20922 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20925 * tree.c (walk_type_fields): Recurse into the element type of
20926 ARRAY_TYPEs if there is a pointer set.
20928 2007-03-10 Dirk Mueller <dmueller@suse.de>
20930 * c-common.c (warn_logical_operator): Fix condition.
20932 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20934 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20936 * config/darwin.c (machopic_select_section): Remove superfluous
20937 argument in call to categorize_decl_for_section. Remove unused
20940 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20942 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20944 * configure: Regenerate.
20946 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20949 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20950 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20951 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20952 Add LABEL_NUSES to emitted label.
20953 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20954 branch probability value to emitted jump insn.
20955 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20956 Do not check life information and do not re-arrange input operands
20957 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20959 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20961 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20962 the change of decode_asm_operands.
20964 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20966 * mode-switching.c (create_pre_exit): Skip blockage insn.
20968 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20970 * tree-pass.h (TODO_update_smt_usage): Remove.
20972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20976 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20978 * pa.c (attr_length_call): Revise condition for long
20979 pc-relative branch.
20980 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20981 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20982 sequence on SOM target.
20984 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20986 * gcc.c: Document %{, in big comment at top.
20987 (input_suffix_matches): Remove special handling for .s and
20989 (input_spec_matches): New.
20990 (handle_braces): Handle %{,.
20991 (validate_switches): ',' indicates a value which is not a switch.
20992 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20993 to detect assembler input.
20994 * config/i386/sol2.h (CPP_SPEC): Likewise.
20995 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20996 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20997 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20998 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20999 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21000 -m64 causes deployment target to default to 10.5.
21001 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21003 2007-03-09 Richard Henderson <rth@redhat.com>
21006 * target.h (targetm.asm.out.reloc_rw_mask): New.
21007 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21008 (TARGET_ASM_OUT): Use it.
21009 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21010 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21011 use the new reloc_rw_mask target hook instead.
21012 (default_section_type_flags_1): Merge into...
21013 (default_section_type_flags): ... here.
21014 (decl_readonly_section_1): Merge into...
21015 (decl_readonly_section): ... here.
21016 (default_elf_select_section_1): Merge into...
21017 (default_elf_select_section): ... here.
21018 (default_unique_section_1): Merge into...
21019 (default_unique_section): ... here.
21020 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21021 (default_select_rtx_section): Use it.
21022 (default_elf_select_rtx_section): Likewise.
21023 * output.h: Update to match.
21024 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21025 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21026 (TARGET_ASM_RELOC_RW_MASK): New.
21027 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21028 to categorize_decl_for_section.
21029 (x86_64_elf_unique_section): Likewise.
21030 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21031 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21032 (TARGET_ASM_RELOC_RW_MASK): New.
21033 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21034 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21035 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21036 (TARGET_RWRELOC): Remove.
21037 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21038 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21039 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21040 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21041 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21042 (rs6000_xcoff_select_section): Use decl_readonly_section.
21043 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21044 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21045 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21046 (TARGET_SECTION_TYPE_FLAGS): Remove.
21047 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21049 2007-03-09 Roger Sayle <roger@eyesopen.com>
21051 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21052 complex constant equality/inequality comparisons for here.
21053 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21054 known at compile-time or can be simplified to a scalar comparison.
21055 (fold_relational_const): Move compile-time evaluation of complex
21056 constant equality/inequality comparisons to here.
21058 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21060 PR rtl-optimization/30643
21061 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21063 (fold_rtx): Recurse, like before 2006-11-03.
21065 2007-03-09 DJ Delorie <dj@redhat.com>
21067 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21070 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21072 PR tree-optimization/30375
21073 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21074 LHS of statements is not the same.
21075 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21077 2007-03-09 Chao-ying Fu <fu@mips.com>
21079 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21081 * doc/invoke.texi (-mdspr2): Document new option.
21082 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21083 New unspec for DSP REV 2.
21084 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21085 these instructions are extended in DSP REV 2.
21086 (mips-dspr2.md): Include.
21087 * config/mips/mips.opt (mdspr2): New option.
21088 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21089 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21090 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21091 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21092 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21093 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21094 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21096 (bdesc_map): Add one field of unsupported_target_flags.
21097 (bdesc_arrays): Update entries to have extra fields. Add
21099 (mips_init_builtins): Initialize new function types.
21100 Check unsupported_target_fileds to filter out builtins.
21101 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21103 (ASM_SPEC): Pass mdspr2 to the assembler.
21104 * config/mips/mips-dspr2.md: New file.
21106 2007-03-09 Sa Liu <saliu@de.ibm.com>
21108 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21110 2007-03-09 Ian Lance Taylor <iant@google.com>
21112 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21113 argument) like -Wstrict-overflow=2.
21114 * doc/invoke.texi (Warning Options): Update documentation.
21116 2007-03-09 Dirk Mueller <dmueller@suse.de>
21119 * doc/invoke.texi (-Wlogical-op): Document.
21120 * common.opt (-Wlogical-op): New.
21121 * c-common.h (warn_logical_operator): Declare.
21122 * c-common.c (warn_logical_operator): Define.
21123 * c-typeck.c (parser_build_binary_op): Call
21124 warn_logical_operator.
21126 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21128 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21129 * final.c (final_scan_insn): Test for non-"" file name.
21131 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21133 * doc/loop.texi: Document the Omega linear constraints solver.
21134 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21135 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21136 omega-hash-table-size, omega-max-keys, and
21137 omega-eliminate-redundant-constraints.
21138 * tree-pass.h (pass_check_data_deps): Declared.
21141 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21142 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21143 pass_check_data_deps): New.
21144 * tree-data-ref.c (init_data_ref): Remove declaration.
21145 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21146 (analyze_array): Renamed init_array_ref, move up initializations.
21147 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21148 Removed arguments that are set to NULL.
21149 (analyze_indirect_ref): Correct indentation, correct call to
21151 (object_analysis): Call init_array_ref instead of analyze_array.
21152 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21153 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21154 of DR_ACCESS_FNS_ADDR.
21155 (init_omega_eq_with_af, omega_extract_distance_vectors,
21156 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21157 ddr_consistent_p): New.
21158 (compute_affine_dependence): Check consistency of ddrs when
21159 flag_check_data_deps is passed.
21160 (analyze_all_data_dependences): Uncomment.
21161 (tree_check_data_deps): New.
21162 * tree-data-ref.h: Include omega.h.
21163 (DR_ACCESS_FNS_ADDR): Removed.
21164 (data_dependence_relation): Add inner_loop.
21165 (DDR_INNER_LOOP): New.
21166 * common.opt (fcheck-data-deps): New.
21167 * tree-flow.h (tree_check_data_deps): Declare.
21168 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21169 (OBJS-common): Depend on omega.o.
21171 * passes.c (pass_check_data_deps): Scheduled.
21172 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21173 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21174 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21175 PARAM_VECT_MAX_VERSION_CHECKS,
21176 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21178 2007-03-09 Richard Guenther <rguenther@suse.de>
21180 PR tree-optimization/30904
21181 PR middle-end/31058
21182 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21183 the same way as *_DIV_EXPR.
21185 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21187 * recog.c (decode_asm_operands): No mixed declarations and code.
21189 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21191 * rtl.def (ASM_INPUT): Add location.
21192 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21193 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21194 (decode_asm_operands): Add loc operand.
21195 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21196 * stmt.c (expand_asm): Rename to...
21197 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21198 gen_rtx_ASM_INPUT_loc.
21199 (expand_asm_expr): Adjust.
21200 * recog.c (decode_asm_operands): Add loc operand.
21201 (check_asm_operands, extract_insn): Adjust.
21202 * reload1.c (maybe_fix_stack_asms): Likewise.
21203 * final.c (asm_insn_count): Likewise.
21204 (final_scan_insn): Output # line before and after asm.
21206 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21208 * tree-ssa-structalias.c (variable_info): Remove
21210 (new_var_info): Ditto.
21211 (shared_bitmap_info_t): New structure.
21212 (shared_bitmap_table): New variable.
21213 (shared_bitmap_hash): New function.
21214 (shared_bitmap_eq): Ditto
21215 (shared_bitmap_lookup): Ditto.
21216 (shared_bitmap_add): Ditto.
21217 (merge_smts_into): Change to take bitmap directly.
21218 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21219 (init_alias_vars): Init shared bitmap hashtable.
21220 (delete_points_to_sets): Delete shared bitmap hashtable.
21221 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21222 is_aliased removal as a change that was still necessary was
21225 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21227 * config/i386/i386.h (override_options): Conditionally disable
21228 x86_sahf for 64bit targets only.
21230 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21233 * c-decl.c (merge_decls): Don't call make_var_volatile.
21234 * varasm.c (make_var_volatile): Remove.
21235 * output.h (make_var_volatile): Remove.
21237 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21239 PR tree-optimization/31085
21240 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21242 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21244 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21245 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21246 ATTR_CONST_NOTHROW_LIST.
21248 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21251 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21253 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21255 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21258 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21260 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21261 passed, use shared libgcc.
21263 2007-03-08 Roger Sayle <roger@eyesopen.com>
21265 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21266 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21267 (honor_protect_cleanup_actions, lower_try_finally_switch):
21269 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21270 ifc_temp_var): Likewise.
21271 * tree-inline.c (setup_one_parameter): Likewise.
21272 * tree-mudflap.c (mf_decl_cache_locals,
21273 mf_build_check_statement_for): Likewise.
21274 * tree-nested.c (init_tmp_var, save_tmp_var,
21275 finalize_nesting_tree_1): Likewise.
21276 * tree-outof-ssa.c (insert_copy_on_edge,
21277 insert_backedge_copies): Likewise.
21278 * tree-profile.c (tree_gen_edge_profiler,
21279 tree_gen_ic_profiler): Likewise.
21280 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21281 * tree-sra.c (sra_build_assignment): Likewise.
21282 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21283 * tree-ssa-math-opts.c (insert_reciprocals,
21284 execute_cse_sincos_1): Likewise.
21285 * tree-tailcall.c (adjust_accumulator_values,
21286 adjust_return_value): Likewise.
21287 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21288 * tree-vect-transform.c (vect_create_data_ref_ptr,
21289 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21290 vect_create_epilog_for_reduction, vectorizable_reduction,
21291 vectorizable_call, vectorizable_conversion,
21292 vectorizable_assignment, vectorizable_operation,
21293 vectorizable_type_demotion, vect_gen_widened_results_half,
21294 vect_permute_store_chain, vectorizable_store,
21295 vect_setup_realignment, vect_permute_load_chain,
21296 vectorizable_load, vectorizable_condition,
21297 vect_create_cond_for_align_checks): Likewise.
21298 * tree-vrp.c (build_assert_expr_for): Likewise.
21300 2007-03-08 Ian Lance Taylor <iant@google.com>
21302 * tree-vrp.c: Include "intl.h".
21303 (usable_range_p): New static function.
21304 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21305 overflowed values, juts set *strict_overflow_p.
21306 (compare_values): Only return -2 if one of the operands is not a
21308 (compare_ranges): Call usable_range_p.
21309 (compare_range_with_value): Likewise.
21310 (vrp_evaluate_conditional_warnv): Rename from
21311 vrp_evaluate_conditional. Make static. Change all callers.
21312 (vrp_evaluate_conditional): New function.
21313 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21314 on signed overflow.
21315 (simplify_abs_using_ranges): Likewise.
21316 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21317 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21318 within_stmt parameter.
21319 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21320 vrp_evaluate_conditional.
21321 * tree-ssa-threadedge.c
21322 (record_temporary_equivalences_from_stmts_at_dest): Change
21323 simplify parameter to take a second tree parameter.
21324 (simplify_control_stmt_condition): Likewise.
21325 (thread_across_edge): Likewise.
21326 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21327 (thread_across_edge): Likewise.
21328 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21330 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21332 * config/i386/i386.h (TARGET_SAHF): New define.
21333 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21334 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21335 (x86_sahf): New global variable.
21336 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21337 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21338 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21339 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21341 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21342 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21343 when expanding fcomi/sahf based tests.
21344 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21345 expanding sahf based alternative. Emit sahf based sequence when
21346 optimizing for code size.
21347 * config/i386/i386.md (x86_sahf_1): Do not disable for
21348 TARGET_64BIT, enable for TARGET_SAHF.
21350 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21352 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21353 spurious whitespace from error message.
21355 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21358 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21360 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21362 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21364 * tree-sra.c (instantiate_element): Propagate disabled warnings
21365 from the element itself to the created variable.
21367 2007-03-07 Richard Henderson <rth@redhat.com>
21370 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21371 silently fix up the stack in the case of a missing register.
21373 2007-03-07 Paul Brook <paul@codesourcery.com>
21375 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21377 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21379 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21381 (phase1_vrs): Use them.
21382 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21383 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21384 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21385 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21386 __gnu_Unwind_Restore_WMMXC if required.
21387 (_Unwind_VRS_Pop): Implement iWMMXt support.
21388 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21389 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21390 gnu_Unwind_Save_WMMXC): Define.
21392 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21394 * config/vxworks.h (vxworks_override_options): Declare.
21395 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21396 * config/vxworks.c: Include target.h and toplev.h.
21397 (vxworks_override_options): New function.
21398 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21400 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21402 * config/s390/s390.c (override_options): Don't emit an error when
21403 -mstack-size is used without providing -mstack-guard.
21404 (s390_emit_prologue): Choose stack_guard value automatically if not
21405 provided via command line.
21406 * doc/invoke.texi: Adjust description of -mstack-guard and
21409 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21411 * config/i386/i386.c (output_set_got): Add a GOT initialization
21412 sequence for VxWorks PIC.
21413 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21414 around labels as well as symbols. Use gotoff_operand instead
21415 of local_symbolic_operand.
21416 (legitimize_pic_address): Use gotoff_operand instead of
21417 local_symbolic_operand. Use @GOT accesses for labels as
21419 (ix86_output_addr_diff_elt): Use PC-relative rather than
21420 GP-relative offsets for VxWorks PIC.
21421 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21422 no_new_pseudos. Check whether the returned register is op0.
21423 * config/i386/i386.md (tablejump): Use PC-relative rather than
21424 GP-relative offsets for VxWorks PIC.
21425 * config/i386/predicates.md (gotoff_operand): New predicate.
21427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21429 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21431 * config/vxworks-dummy.h: New file.
21432 * config/i386/i386.h: Include it.
21434 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21436 * dwarf2out.c (is_inlined_entry_point): New
21437 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21438 DW_AT_ranges if the first subblock is the entry point.
21440 2007-03-06 David Daney <ddaney@avtrex.com>
21442 * doc/install.texi (mips-*-*): Change recommended binutils
21445 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21447 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21448 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21450 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21451 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21453 2007-03-06 Jan Hubicka <jh@suse.cz>
21455 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21456 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21458 (probably_cold_bb_p): Cold functions are cold.
21459 (probably_never_executed_bb_p): Cold functions are cold.
21460 (tree_bb_level_predictions): Predict calls to cold functions as not
21462 (compute_function_frequency): Check hot/cold attributes.
21463 * function.h (function_frequency): Update comments.
21464 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21465 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21466 (c_common_att): Add cold and hot.
21468 * doc/extend.texi (hot,cold attributes): Document.
21470 2007-03-06 Andrew Haley <aph@redhat.com>
21472 * function.c (expand_function_end): Move blockage to just after we
21473 emit the label for the naked return from the function.
21475 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21477 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21480 2007-03-06 Jan Hubicka <jh@suse.cz>
21482 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21483 loaded for constant large models. Non-large 64bit PIC can do.
21484 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21485 * cmodel.h: Add LARGE PIC.
21486 * i386.md (UNSPEC_PLTOFF): New.
21487 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21489 (*call_1_rex64): Disable for large models.
21490 (*call_1_rex64_large): New.
21491 (*call_value_1_rex64): Disable for large models.
21492 (*call_value_1_rex64_large): New.
21493 (set_rip_rex4): New.
21494 (set_got_offset_rex64): New.
21495 * predicates.md (constant_call_address_operand): For large model
21496 constant calls are not possible.
21497 * i386-protos.h (construct_plt_address): Declare.
21498 * i386.c (override_options): Accept large models.
21499 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21500 (legitimate_constant_p): Add new UNSPECs.
21501 (legitimate_pic_operand_p): Likewise.
21502 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21503 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21505 (output_pic_addr_const): Add PLTOFF.
21506 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21507 (ix86_expand_move): Legitimize pic address when in PIC mode.
21508 (construct_plt_address): New function.
21509 (ix86_expand_call): Offload the address to register and use GOT
21510 pointer for large model.
21511 * invoke.texi (mcmodel=large): Update documentation.
21513 2007-03-06 Richard Henderson <rth@redhat.com>
21515 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21516 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21517 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21518 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21519 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21520 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21521 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21522 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21523 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21524 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21525 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21526 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21527 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21528 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21529 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21530 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21531 x86_schedule, x86_use_bt, x86_pad_returns,
21532 x86_use_xchgb): Merge into ...
21533 (ix86_tune_features): ... here. New array.
21534 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21535 x86_bswap): Merge into ...
21536 (ix86_arch_features): ... here. New array.
21537 (x86_3dnow_a): Remove.
21538 (x86_accumulate_outgoing_args): Make static.
21539 (x86_arch_always_fancy_math_387): Make static.
21540 (ix86_tune_mask, ix86_arch_mask): Move ...
21541 (override_options): ... to local variables here. Apply the
21542 appropriate mask to each element of ix86_arch_features and
21543 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21544 as were done in the old macros.
21545 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21546 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21547 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21548 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21549 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21550 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21551 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21552 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21553 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21554 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21555 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21556 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21557 x86_accumulate_outgoing_args, x86_prologue_using_move,
21558 x86_epilogue_using_move, x86_decompose_lea,
21559 x86_arch_always_fancy_math_387, x86_shift1,
21560 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21561 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21562 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21563 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21564 x86_use_incdec, x86_pad_returns, x86_bswap,
21565 x86_partial_flag_reg_stall): Remove.
21566 (enum ix86_tune_indices): New.
21567 (ix86_tune_features): New.
21568 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21569 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21570 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21571 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21572 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21573 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21574 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21575 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21576 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21577 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21578 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21579 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21580 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21581 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21582 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21583 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21584 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21585 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21586 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21587 TARGET_EXT_80387_CONSTANTS): Use it.
21588 (enum ix86_arch_indices): New.
21589 (ix86_arch_features): New.
21590 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21591 TARGET_BSWAP): Use it.
21592 (ix86_tune_mask, ix86_arch_mask): Remove.
21594 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21597 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21598 Define using $${sysroot_headers_suffix}.
21599 * configure: Regenerate.
21600 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21601 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21603 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21604 * gcc.c (print_sysroot_headers_suffix): New.
21605 (option_map): Include --print-sysroot-headers-suffix.
21606 (display_help): Mention -print-sysroot-headers-suffix.
21607 (process_command): Handle -print-sysroot-headers-suffix.
21608 (do_spec_1): Append multilib directory to include-fixed path if
21609 sysroot suffixes in use.
21610 (main): Handle -print-sysroot-headers-suffix.
21611 * Makefile.in (start.encap): Don't depend on xlimits.h
21612 (xlimits.h): Remove.
21613 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21614 limits.h for each multilib in fixinc_list.
21615 (fixinc_list, s-fixinc_list): New.
21616 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21617 generate them for each multilib in fixinc_list.
21618 (stmp-fixproto): Use include-fixed. Run fixproto for each
21619 multilib in fixinc_list.
21620 (mostlyclean): Don't remove xlimits.h.
21621 (clean): Remove include-fixed.
21622 (real-install-headers-tar, real-install-headers-cpio,
21623 real-install-headers-cp): Don't copy include, only include-fixed.
21624 (install-mkheaders): Depend on fixinc_list. Don't depend on
21625 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21626 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21627 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21629 2007-03-06 Jan Hubicka <jh@suse.cz>
21631 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21634 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21636 * configure.ac: Allow tm_file to contain build-directory files.
21637 * configure: Regenerate.
21638 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21639 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21640 * config/m68k/print-sysroot-suffix.sh: New file.
21642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21644 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21645 of pic_offset_table_rtx if reload_completed.
21646 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21647 PIC_OFFSET_TABLE_REGNUM.
21648 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21650 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21651 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21653 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21655 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21656 functions that call eh_return.
21658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21660 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21661 functions that need a constant pool.
21663 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21666 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21667 (m68k_preferred_reload_class): Likewise.
21668 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21669 (SECONDARY_RELOAD_CLASS): Define.
21670 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21671 (LIMIT_RELOAD_CLASS): Delete.
21672 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21673 registers from storing bytes.
21674 (m68k_secondary_reload_class): New function.
21675 (m68k_preferred_reload_class): Likewise.
21677 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21679 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21681 (m68k_expand_prologue): Likewise.
21683 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21685 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21686 (mips_expand_epilogue): Add a bool parameter.
21687 (m68k_legitimize_sibcall_address): Declare.
21688 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21689 (m68k_expand_epilogue): Add a parameter to select between sibling
21690 and normal epilogues. Only generate a return for the latter.
21691 (m68k_ok_for_sibcall_p): New function.
21692 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21693 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21694 (sibcall_value, *sibcall_value): Likewise.
21695 (*call, *call_value): Require !SIBLING_CALL_P.
21696 (epilogue): Update call to m68k_expand_epilogue.
21697 (sibcall_epilogue): New pattern.
21698 * config/m68k/predicates.md (const_call_operand): Say that this
21699 predicate applies to sibling calls too.
21700 (sibcall_operand): New predicate.
21702 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21704 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21705 alternatives as movsi_cf.
21706 (movsf_cf_hard): Add commentary.
21708 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21709 Richard Sandiford <richard@codesourcery.com>
21711 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21712 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21713 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21714 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21715 as being live on exit from an interrupt function.
21716 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21717 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21718 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21719 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21720 (m68k_interrupt_function_p): Globalize.
21721 (m68k_compute_frame_layout): Remove reverse mask code.
21722 (m68k_emit_movem, m68k_set_frame_related): New functions.
21723 (m68k_output_function_prologue): Delete in favor of...
21724 (m68k_expand_prologue): ...this new function.
21725 (m68k_output_function_epilogue): Delete in favor of...
21726 (m68k_expand_epilogue): ...this new function.
21727 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21729 (print_operand): Handle %?.
21730 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21731 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21732 (prologue, epilogue): New patterns.
21733 (return): Turn into a define_expand.
21734 (*return): New pattern, derived from old "return" pattern. Use rte
21735 rather than rts for interrupt functions. Only use rtd if the pop
21737 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21738 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21739 (link, *link, unlink, *unlink, load_got): Likewise.
21741 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21745 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21746 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21747 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21748 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21749 and m68k_matches_u_p.
21750 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21751 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21752 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21753 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21754 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21755 (REG_STRICT_P): New macro.
21756 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21757 PCREL_GENERAL_OPERAND_OK.
21758 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21759 m68k_legitimate_base_reg_p.
21760 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21761 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21762 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21763 * config/m68k/m68k.c (m68k_address): New structure.
21764 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21765 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21766 (m68k_jump_table_ref_p, m68k_decompose_address)
21767 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21768 (m68k_matches_u_p): New functions.
21769 (print_operand_address): Rewrite to use m68k_decompose_index.
21771 2007-03-05 David Taylor <dtaylor@emc.com>
21773 * gcc.c: Correct copyright date in --version output.
21775 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21777 * pa.md: In unamed move patterns, disparge copies between general
21778 and floating point registers using '?' modifier. Don't include 'f'
21779 constraint for register preferences in DImode, SImode, HImode and
21780 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21781 Remove constraints for copies between general and floating registers
21782 in soft-float DFmode pattern.
21783 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21787 2007-03-05 Mike Stump <mrs@apple.com>
21789 * c-common.c (targetcm): Add.
21790 * c-opts.c (c_common_handle_option): Handle language specific
21792 * opts.c (handle_option): Verify language for target options, if
21794 * opth-gen.awk: Add CL_LANG_ALL.
21795 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21796 (TARGETCM_INITIALIZER): Add.
21797 * target.h (struct gcc_targetcm): Add.
21799 * targhooks.c (default_handle_c_option): Add.
21800 * targhooks.h (default_handle_c_option): Add.
21801 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21803 * config/darwin.opt (iframework): Add.
21804 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21805 * config/darwin-c.c (handle_c_option): Add.
21806 (TARGET_HANDLE_C_OPTION): Add.
21808 * doc/invoke.texi (Darwin Options): Add -iframework.
21810 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21812 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21815 2007-03-05 Ian Lance Taylor <iant@google.com>
21817 * c.opt (fgnu89-inline): New option.
21818 * c-opts.c (c_common_post_options): Set default value for
21820 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21821 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21823 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21824 (grokdeclarator, start_function): Likewise.
21825 * c-cppbuiltin.c (c_cpp_builtins): Define either
21826 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21827 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21828 (C Dialect Options): Document -fgnu89-inline.
21829 * doc/extend.texi (Function Attributes): Explain what the
21830 gnu_inline attribute does.
21831 * doc/cpp.texi (Common Predefined Macros): Document
21832 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21834 2007-03-05 Ian Lance Taylor <iant@google.com>
21836 PR tree-optimization/31034
21837 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21838 half-range if the other side is an overflow infinity.
21840 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21842 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21843 (bfin*-linux-uclibc*): New configuration.
21844 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21846 * config/bfin/linux.h: New file.
21847 * config/bfin/libgcc-bfin.ver: New file.
21848 * config/bfin/t-bfin-uclinux: New file.
21849 * config/bfin/t-bfin-linux: New file.
21850 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21851 (TARGET_OS_CPP_BUILTINS): New macro.
21853 2007-03-05 Richard Guenther <rguenther@suse.de>
21855 * fold-const.c (fold_binary): Remove duplicate folding
21856 of comparison of non-null ADDR_EXPR against null.
21858 2007-03-05 Richard Guenther <rguenther@suse.de>
21859 Dorit Nuzman <dorit@il.ibm.com>
21861 PR tree-optimization/26420
21862 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21863 are no loops in the function. Only print the number of
21864 vectorized loops if it is greater than zero or we are supposed
21865 to print information about unvectorized loops.
21867 2007-03-05 Revital Eres <eres@il.ibm.com>
21869 * gcc.dg/var-expand1.c: New test.
21870 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21871 when an accumulator is expanded.
21873 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21876 * c-common.c (convert_and_check): Don't give warnings for
21877 conversion if 'expr' already overflowed.
21879 2007-03-04 Roger Sayle <roger@eyesopen.com>
21881 PR middle-end/30744
21882 * fold-const.c (fold_comparison): Enforce type consistency when
21883 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21885 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21887 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21888 containing a cast to the base of TARGET_MEM_REF.
21890 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21892 * tree.c (tree_contains_struct_check_failed): Remove spurious
21893 whitespace from error message.
21895 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21898 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21899 instead of precision.
21901 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21902 Nathan Sidwell <nathan@codesourcery.com>
21904 * emit-rtl.c (find_auto_inc): New.
21905 (try_split): recreate REG_INC notes,
21906 Use regular for loops rather than whiles.
21908 2007-03-03 Andreas Schwab <schwab@suse.de>
21910 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21911 * configure: Regenerate.
21913 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21915 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21916 flag_rounding_math, not flag_unsafe_math_optimizations.
21918 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21920 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21921 alpha_fold_vector_minmax): Likewise.
21922 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21923 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21925 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21927 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21928 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21929 if the lhs has side-effects.
21930 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21932 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21934 * config/i386/i386.h (TUNEMASK): Remove define.
21935 (ARCHMASK): Remove define.
21936 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21937 Use ix86_arch_mask variable instead of ARCHMASK.
21938 * config/i386/i386.c (override_options): Ditto.
21939 (standard_80387_constant_p): Ditto.
21941 2007-03-02 Ian Lance Taylor <iant@google.com>
21943 Used signed infinities in VRP.
21944 * tree-vrp.c (uses_overflow_infinity): New static function.
21945 (supports_overflow_infinity): New static function.
21946 (make_overflow_infinity): New static function.
21947 (negative_overflow_infinity): New static function.
21948 (positive_overflow_infinity): New static function.
21949 (is_negative_overflow_infinity): New static function.
21950 (is_positive_overflow_infinity): New static function.
21951 (is_overflow_infinity): New static function.
21952 (overflow_infinity_range_p): New static function.
21953 (compare_values_warnv): New function split out of compare_values.
21954 (compare_value): Call it.
21955 (set_value_range_to_nonnegative): Add overflow_infinity
21956 parameter. Change caller.
21957 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21959 (vrp_expr_computes_nonzero): Likewise.
21960 (compare_ranges, compare_range_with_value): Likewise.
21961 (compare_name_with_value, compare_names): Likewise.
21962 (vrp_evaluate_conditional): Likewise.
21963 (set_value_range): Handle infinity
21964 (vrp_operand_equal_p, operand_less_p): Likewise.
21965 (extract_range_from_assert): Likewise.
21966 (vrp_int_const_binop): Likewise.
21967 (extract_range_from_binary_expr): Likewise.
21968 (extract_range_from_unary_expr): Likewise.
21969 (extract_range_from_comparison): Likewise.
21970 (extract_range_from_expr): Likewise.
21971 (dump_value_range): Likewise.
21972 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21973 (test_for_singularity): Likewise.
21974 (vrp_int_const_binop): Remove inline qualifier.
21975 (adjust_range_with_scev): Add comment.
21976 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21978 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21980 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21981 (get_constraint_for): Likewise.
21982 (do_structure_copy): Likewise.
21983 (find_func_aliases): Fix references to MODIFY_EXPR.
21984 (intra_create_variable_infos): Tidy.
21985 * tree-ssa-operands.c (add_virtual_operand): Add argument
21987 When adding members of alias sets, if IS_CALL_SITE is true and
21988 the symbol is not call-clobbered, skip it.
21989 Adjust all callers.
21991 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21993 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21994 entry by means of emit_insn_at_entry.
21996 2007-03-02 Richard Henderson <rth@redhat.com>
21998 * expr.h (promoted_input_arg): Remove decl.
21999 * function.c (promoted_input_arg): Merge into ...
22000 * combine.c (setup_incoming_promotions): ... only caller.
22001 Rearrange to avoid double loop.
22003 2007-03-02 Ben Elliston <bje@au.ibm.com>
22004 Peter Bergner <bergner@vnet.ibm.com>
22005 Janis Johnson <janis187@us.ibm.com>
22007 * config/rs6000/dfp.md: New file.
22008 * config/rs6000/rs6000.md: Include dfp.md.
22009 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22010 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22011 and TDmode decimal float modes in FP registers.
22012 (num_insns_constant): Likewise.
22013 (rs6000_legitimate_offset_address_p): Likewise.
22014 (rs6000_legitimize_address): Likewise.
22015 (rs6000_legitimize_reload_address): Likewise.
22016 (rs6000_legitimate_address): Likewise.
22017 (rs6000_emit_move): Likewise.
22018 (function_arg_boundary): Likewise.
22019 (function_arg_advance): Likewise.
22020 (rs6000_darwin64_record_arg_recurse): Likewise.
22021 (function_arg): Likewise.
22022 (rs6000_gimplify_va_arg): Likewise.
22023 (rs6000_split_multireg_move): Likewise.
22024 (rs6000_output_function_epilogue): Likewise.
22025 (rs6000_output_function_epilogue): Likewise.
22026 (rs6000_register_move_cost): Likewise.
22027 (rs6000_function_value): Likewise.
22028 (rs6000_libcall_value): Likewise.
22030 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22032 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22034 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22036 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22037 Use $MULTIDIR to choose between the kernel and RTP headers,
22038 and use $WIND_BASE and $WIND_USR to locate them.
22040 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22042 * config/i386/i386.c (override_options): Put initialization of
22043 ix86_tune_mask and ix86_arch_mask to the correct place.
22045 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22046 Michael Meissner <michael.meissner@amd.com>
22049 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22050 (ARCHMASK): Define.
22051 (TARGET_CMOVE): Use ARCHMASK.
22052 (TARGET_CMPXCHG): Ditto.
22053 (TARGET_CMPXCHG8B): Ditto.
22054 (TARGET_XADD): Ditto.
22055 (TARGET_BSWAP): Ditto.
22056 * config/i386/i386.c (ix86_tune_mask): New global variable.
22057 (ix86_arch_mask): Ditto.
22058 (override_options): Initialize ix86_tune_mask and
22059 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22062 2007-03-02 Ben Elliston <bje@au.ibm.com>
22065 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22067 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22069 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22070 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22071 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22072 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22074 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22075 rs6000_init_dwarf_reg_sizes_extra): New.
22076 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22077 SPE register high parts.
22079 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22081 * Makefile.in: Add install-pdf target as
22082 copied from automake v1.10 rules.
22083 * configure.ac: Add install-pdf to target list.
22084 * configure: Regenerate.
22086 2007-03-01 Paul Brook <paul@codesourcery.com>
22088 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22089 modes to LDRD for DImode.
22090 (output_move_double): Fixup out of range ldrd/strd.
22091 (vfp_secondary_reload_class): Rename...
22092 (coproc_secondary_reload_class): ... to this. Add wb argument.
22093 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22094 coproc_secondary_reload_class for CLASS_IWMMXT.
22095 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22096 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22098 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22100 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22101 unroll factor by the estimated number of iterations.
22102 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22103 than prefetch latency.
22105 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22106 decode_caches_intel, detect_caches_intel): New functions.
22107 (host_detect_local_cpu): Use detect_caches_amd and
22108 detect_caches_intel.
22110 2007-03-01 Richard Henderson <rth@redhat.com>
22112 * expr.c (emit_move_complex_push): Export.
22113 (emit_move_complex_parts): Split out from ...
22114 (emit_move_complex): ... here.
22115 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22116 * config/i386/i386.md (movcdi): New.
22118 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22120 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22121 size of mode1 to check for tieable modes in MMX case.
22123 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22125 * Makefile.in (rtlanal.o): Depend on tree.h.
22126 * rtl.h (offset_within_section_p, split_const): Declare.
22127 * rtlanal.c: Include tree.h.
22128 (offset_within_block_p): New function, taken from
22129 mips_offset_within_object_p.
22130 (split_const): New function, taken from mips_split_const.
22131 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22133 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22134 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22135 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22136 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22137 (m68k_illegitimate_symbolic_constant_p): New function.
22138 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22139 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22140 symbolic constant that might be outside the symbol's section,
22141 move the symbol first and then add the offset.
22142 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22144 * config/mips/mips.c (mips_split_const): Delete.
22145 (mips_offset_within_object_p): Delete.
22146 (mips_symbolic_constant_p): Use offset_within_section_p and
22147 split_const instead of mips_offset_within_object_p and
22149 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22150 (mips_legitimize_const_move, print_operand_reloc)
22151 (mips_dangerous_for_la25_p): Use split_const instead of
22154 2007-02-28 Eric Christopher <echristo@apple.com>
22156 * Makefile.in (install-include-dir): Don't rm -rf include.
22158 2007-02-28 Richard Guenther <rguenther@suse.de>
22160 PR middle-end/30364
22161 * fold-const.c (fold_binary): Do not associate expressions
22162 with more than one variable for integer types that do not wrap.
22164 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22166 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22167 Delete, and replace with...
22168 (fold_builtin_call_array): This. Update callers to use it.
22169 * fold-const.c (fold_build_call_list): Delete, and replace with...
22170 (fold_build_call_array): This.
22171 (fold_build_call_list_initializer): Delete, and replace with...
22172 (fold_build_call_array_initializer): This.
22173 * tree.h: Update declarations to reflect above changes.
22175 * c-typeck.c (build_function_call): Store converted arguments
22176 in a stack-allocated array instead of building a list.
22177 (convert_arguments): Store arguments in the array passed in as an
22178 argument, and return the actual number of arguments.
22179 * c-format.c: (check_function_format): Pass arguments in an
22180 array instead of a list.
22181 * c-common.c (check_function_nonnull): Likewise.
22182 (check_function_sentinel): Likewise.
22183 (check_function_arguments): Likewise.
22184 * c-common.h: Update declarations to reflect above changes.
22186 2007-02-28 Jan Hubicka <jh@suse.cz>
22188 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22189 PRED_NEGATIVE_RETURN): Update outcomes.
22191 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22193 * calls.c (emit_library_call_value_1): Handle partial registers
22194 correctly when building up CALL_INSN_FUNCTION_USAGE.
22196 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22198 * pa/predicates.md (move_src_operand): Allow zero for mode.
22199 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22202 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22205 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22206 *movv2df_internal): Enable pattern only for valid operand
22208 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22209 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22211 2007-02-27 Mike Stump <mrs@apple.com>
22213 * config/darwin-crt3.c: Avoid compilation when compiling for a
22216 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22218 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22220 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22221 for fixed headers and limits.h.
22222 (install-include-dir, install-headers-tar, install-headers-cpio,
22223 install-headers-cp, real-install-headers-tar,
22224 real-install-headers-cpio, real-install-headers-cp): Handle
22225 include-fixed as well as include.
22226 (install-mkheaders): Don't install files that go only in include
22228 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22229 from GCC_INCLUDE_DIR.
22230 * gcc.c (process_command): Remove special -BstageN/ handling.
22231 (do_spec_1): Add include-fixed directories.
22233 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22235 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22237 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22239 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22242 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22244 * c-common.c (get_priority): Add check for
22245 SUPPORTS_INIT_PRIORITY.
22247 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22249 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22251 * config/bfin/bfin.c: Include "cfglayout.h".
22252 (MAX_LSETUP_DISTANCE): New macro.
22253 (struct loop_info): New members incoming, incoming_src and
22254 incoming_dest. Delete member predecessor.
22255 (length_for_loop): New function.
22256 (bfin_optimize_loop): Handle more different loop structures.
22257 (bfin_discover_loop): Rework detection of predecessor blocks by
22258 examining incoming edges.
22259 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22261 (bfin_reorder_loops): New function.
22262 (bfin_reorg_loops): Use these three new functions.
22264 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22265 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22266 (CONSTRAINT_LEN): Add entry for 'q'.
22267 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22268 Add 'q' constraints.
22269 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22270 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22272 * config/bfin/bfin.md (add_with_carry): New pattern.
22273 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22274 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22275 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22276 support unsigned multiplies too. Removed incorrect commutativity from
22277 operand 1 constraint where appropriate.
22278 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22280 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22281 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22283 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22284 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22285 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22286 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22287 usmulhisi_hh_huh): New patterns.
22289 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22290 lshifthi3): Fix output template to use half reg for operand 2.
22292 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22295 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22297 2007-02-27 Andreas Schwab <schwab@suse.de>
22299 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22301 2007-02-27 Jan Hubicka <jh@suse.cz>
22303 * predict.c (last_basic_block_p): Remove.
22304 (tree_estimate_probability): Update return heuristic for commonized
22307 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22309 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22311 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22313 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22314 * doc/cpp.texi: Standardize title page.
22315 * doc/cppinternals.texi: Likewise.
22316 * doc/gcc.texi: Standardize title page, remove version number
22317 from copyright page.
22318 * doc/gccint.texi: Likewise.
22319 * doc/install.texi: Standardize title page, add table of
22322 2007-02-26 Jan Hubicka <jh@suse.cz>
22324 * predict.def: Set outcomes according to more recent results.
22325 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22326 Remove dead predictors.
22327 * predict.c (return_prediction): Fix pasto.
22329 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22331 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22332 change; avoid a memory leak when returning early.
22334 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22336 * c-decl.c (static_ctors): Move to c-common.c.
22337 (static_dtors): Likewise.
22338 (finish_function): Use c_record_cdtor_fn.
22339 (build_cdtor): Move to c-common.c.
22340 (c_write_global_declarations): Use c_build_cdtor_fns.
22341 * c-common.h (static_ctors): Declare.
22342 (static_dtors): Likewise.
22343 (c_record_cdtor_fn): Likewise.
22344 (c_build_cdtor_fns): Likewise.
22345 * c-common.c (static_ctors): New variable.
22346 (static_dtors): Likewise.
22347 (c_record_cdtor_fn): New function.
22348 (build_cdtor): Move from c-decl.c
22349 (c_build_cdtor_fns): New function.
22351 * output.h (assemble_addr_to_section): Declare.
22352 (get_cdtor_priority_section): Likewise.
22353 * varasm.c (assemble_addr_to_section): New function.
22354 (get_cdtor_priority_section): Likewise.
22355 (default_named_section_asm_out_destructor): Use them.
22356 (destor_dtor_section_asm_out_destructor): Likewise.
22357 (default_named_section_asm_out_constructor): Likewise.
22358 (default_ctor_section_asm_out_constructor): Likewise.
22359 * config.gcc (*-*-vxworks*): Include vxworks.o.
22360 * config/t-vxworks (vxworks.o): New target.
22361 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22362 (TARGET_ASM_CONSTRUCTOR): Define.
22363 (TARGET_ASM_DESTRUCTOR): Likewise.
22364 (vxworks_asm_out_constructor): Declare.
22365 (vxworks_asm_out_destructor): Likewise.
22367 * c-common.c (get_priority): Check that we have not just an
22368 INTEGER_CST, but an integer constant with integeral type.
22370 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22372 PR tree-optimization/30938
22373 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22374 use &dt[nargs-1] instead of &dt[nargs] in the call to
22375 vect_is_simple_use().
22377 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22379 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22380 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22381 Do not attempt to handle MEM inside auto-inc expressions.
22382 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22383 of a register modified by an auto-inc expression. However, do handle
22384 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22385 (elimination_effects): Prohibit elimination of a register modified
22386 by an auto-inc expression. Disable register elimination rules whose
22387 target register is modified by an auto-inc expression with variable
22390 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22392 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22394 (array_at_struct_end_p): New function.
22395 (idx_infer_loop_bounds): Use it.
22396 (estimate_numbers_of_iterations_loop): Export.
22397 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22398 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22399 (tree_estimate_probability): Call record_loop_exits.
22400 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22401 (estimated_loop_iterations, estimated_loop_iterations_int,
22402 estimated_loop_iterations_tree): New functions.
22403 (analyze_siv_subscript_cst_affine,
22404 compute_overlap_steps_for_affine_1_2,
22405 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22406 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22407 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22408 (PRED_LOOP_ITERATIONS_GUESSED): New.
22409 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22410 * cfgloop.h (estimate_numbers_of_iterations_loop,
22411 estimated_loop_iterations_int): Declare.
22413 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22415 * doc/extend.texi: Document optional priority argument to
22416 constructors and destructors.
22417 * tree.c (init_priority_for_decl): Adjust GTY markers.
22418 (init_ttree): Use priority-info hash functions for
22419 init_priority_for_decl.
22420 (tree_map_eq): Rename to ...
22421 (tree_map_base_eq): ... this.
22422 (tree_map_marked_p): Rename to ...
22423 (tree_map_base_marked_p): ... this.
22424 (tree_map_base_hash): New function.
22425 (decl_init_priority_lookup): Rework.
22426 (decl_fini_priority_lookup): New function.
22427 (decl_priority_info): New function.
22428 (decl_init_priority_insert): Use it.
22429 (decl_fini_priority_insert): Likewise.
22430 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22432 (decl_restrict_base_insert): Likewise.
22433 (decl_debug_expr_insert): Likewise.
22434 (decl_value_expr_lookup): Likewise.
22435 (decl_value_expr_insert): Likewise.
22436 * tree.h (priority_type): New type.
22437 (decl_init_priority_lookup): Use priority_type.
22438 (decl_fini_priority_lookup): New function.
22439 (decl_init_priority_insert): Use priority_type.
22440 (decl_fini_priority_insert): New function.
22441 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22442 (DECL_INIT_PRIORITY): Likewise.
22443 (SET_DECL_INIT_PRIORITY): Add comment.
22444 (DECL_FINI_PRIORITY): New macro.
22445 (SET_DECL_FINI_PRIORITY): Likewise.
22446 (DEFAULT_INIT_PRIORITY): Document.
22447 (MAX_INIT_PRIORITY): Likewise.
22448 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22449 (tree_map_base): New type.
22450 (tree_map_base_eq): New function.
22451 (tree_map_base_hash): Likewise.
22452 (tree_map_base_marked_p): Likewise.
22453 (tree_map): Inherit from tree_map_base.
22454 (tree_map_eq): Make it a macro.
22455 (tree_map_marked_p): Likewise.
22456 (tree_int_map): Inherit from tree_map_base.
22457 (tree_int_map_eq): Make it a macro.
22458 (tree_int_map_hash): Likewise.
22459 (tree_int_map_marked_p): Likewise.
22460 (tree_priority_map): New type.
22461 (tree_priority_map_eq): New macro.
22462 (tree_priority_map_hash): Likewise.
22463 (tree_priority_map_marked_p): Likewise.
22464 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22466 (emutls_common_1): Likewise.
22467 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22468 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22469 of tree_map hierarchy.
22470 * tree-cfg.c (move_stmt_r): Likewise.
22471 (new_label_mapper): Likewise.
22472 * c-tree.h (c_expand_body): Move to ...
22473 * c-common.h (c_expand_body): ... here.
22474 * c-decl.c (c_expand_body): Move to ...
22475 * c-common.c (c_expand_body): ... here.
22476 (c_common_attribute_table): Allow 1 argument for the constructor
22477 and destructor attributes.
22478 (get_priority): New function.
22479 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22480 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22482 2007-02-24 Jan Hubicka <jh@suse.cz>
22484 PR middle-end/30509
22485 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22486 copying for inlining.
22488 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22489 Jan Hubicka <jh@suse.cz>
22492 * i386.c (counter_mode): New function.
22493 (expand_set_or_movmem_via_loop): Use it.
22494 (expand_movmem_epilogue): Likewise; fix pasto.
22495 (ix86_expand_movmem): Do emit guard even for constant counts.
22496 (ix86_expand_setmem): Likewise.
22498 2007-02-25 Nick Clifton <nickc@redhat.com>
22500 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22501 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22503 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22506 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22507 count argument with 0x10, not with 0x16.
22508 (expand_setmem_epilogue): Ditto.
22510 2007-02-24 Mike Stump <mrs@apple.com>
22512 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22515 2007-02-24 Richard Guenther <rguenther@suse.de>
22517 PR middle-end/30951
22518 * fold-const.c (fold_binary): Fold x +- CST op x for
22519 EQ_EXPR and NE_EXPR.
22521 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22523 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22525 2007-02-24 Jan Hubicka <jh@suse.cz>
22527 * cgraphunit.c (decide_is_function_needed): Honor
22528 -fkeep-inline-functions.
22530 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22532 * builtins.c (fold_builtin_modf): New.
22533 (fold_builtin_2): Use it.
22535 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22537 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22538 (determine_max_iter): Take additional LOOP arg; all callers changed.
22539 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22540 one using simplifications.
22541 (simplify_using_initial_values): Return if the expression becomes
22542 invalid due to altered regs.
22544 2007-02-23 DJ Delorie <dj@redhat.com>
22546 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22548 2007-02-23 Mike Stump <mrs@apple.com>
22550 * tlink.c (scan_linker_output): Parse linker messages from
22551 darwin9's linker better.
22553 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22556 * varpool.c (varpool_assemble_pending_decls): Set
22557 varpool_last_needed_node to null.
22559 2007-02-23 DJ Delorie <dj@redhat.com>
22561 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22562 alignment bigger than the object file can handle.
22564 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22567 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22568 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22569 (*movsf_1): Penalize MMX moves.
22571 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22573 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22574 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22576 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22578 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22580 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22581 (fold_builtin_1): Use them.
22582 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22583 BUILT_IN_SIGNIFICAND.
22585 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22587 * config/i386/i386.c (bdesc_1arg): Initialize
22588 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22589 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22590 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22591 and IX86_BUILTIN_MOVSLDUP.
22593 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22595 PR rtl-optimization/30841
22596 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22598 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22600 * builtins.c (fold_builtin_frexp): New.
22601 (fold_builtin_2): Use it.
22603 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22605 * doc/invoke.texi (Spec Files): Document getenv spec function.
22607 * gcc.c (getenv_spec_function): New function.
22608 (static_spec_functions): Add it.
22609 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22610 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22613 2007-02-22 Michael Matz <matz@suse.de
22616 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22617 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22619 2007-02-22 Ian Lance Taylor <iant@google.com>
22622 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22623 (mem_loc_descriptor): Call it.
22625 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22626 Ira Rosen <irar@il.ibm.com>
22628 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22630 2007-02-22 Ira Rosen <irar@il.ibm.com>
22632 PR tree-optimization/30843
22633 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22634 stores only after all the group is vectorized.
22636 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22638 PR tree-optimization/30858
22639 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22640 in the reduction cycle have a single use in the loop.
22641 * tree-vectorizer.h (relevant): Add documentation.
22643 2007-02-20 Mike Stump <mrs@apple.com>
22645 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22646 * configure: Regenerate.
22648 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22650 Change the defaults of some parameters and options.
22651 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22652 * config/spu/spu.c (spu_optimization_options): Add.
22653 (spu_override_options): Change params in spu_optimization_options.
22654 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22656 Register 127 is only 16 byte aligned when used as a frame pointer.
22657 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22658 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22659 HARD_FRAME_POINTER_REGNUM.
22660 (spu_legitimate_address): Use regno_aligned_for_reload.
22661 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22662 aligned when frame_pointer_needed is true.
22663 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22665 * config/spu/spu.h (INIT_EXPANDERS): Define.
22667 Make sure shift and rotate instructions have valid immediate operands.
22668 * config/spu/predicates.md (spu_shift_operand): Remove.
22669 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22670 * config/spu/constraints.md (W, O): Extend range.
22671 * config/spu/spu.md (umask, nmask): Define.
22672 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22673 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22674 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22675 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22676 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22677 (lshr<mode>3_reg): Fix rtl description.
22679 Make sure mulhisi immediate operands are valid.
22680 * config/spu/predicates.md (imm_K_operand): Add.
22681 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22683 Generate constants using fsmbi and andi.
22684 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22685 (print_operand, spu_split_immediate, classify_immediate,
22686 fsmbi_const_p): Handle IC_FSMBI2.
22688 Correctly handle a CONST_VECTOR containing symbols.
22689 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22690 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22691 (immediate_load_p): Allow symbols that use 2 instructions to create.
22692 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22693 with symbols when flag_pic is set.
22694 (const_vector_immediate_p): New.
22695 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22696 accept a CONST_VECTOR with symbols.
22697 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22698 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22700 * config/spu/spu.md (high, low): Delete.
22701 (low_<mode>): Define.
22703 Remove INTRmode and INTR_REGNUM, which didn't work.
22704 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22706 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22707 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22708 peephole2 pattern): Don't use INTR or 131.
22709 (movintrcc): Delete.
22710 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22711 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22712 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22713 (UNSPEC_SET_INTR): Add.
22714 * config/spu/spu-modes.def (INTR): Remove.
22716 More accurate warnings about run-time relocations.
22717 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22719 Correctly warn about immediate arguments to specific intrinsics.
22720 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22721 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22722 the instruction predicate.
22724 Fix tree check errors with latest update.
22725 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22727 (spu_expand_builtin): Use CALL_EXPR_FN.
22729 Add missing specific intrinsics.
22730 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22732 * config/spu/spu_internals.h: Ditto.
22734 Fix incorrect operand modifiers.
22735 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22736 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22738 Optimize one case of zero_extend of a vec_select.
22739 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22741 Accept any immediate for hbr.
22742 * config/spu/spu.md (hbr): Change s constraints to i.
22744 2007-02-21 Paul Brook <paul@codesourcery.com>
22746 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22747 condexec_count when skipping USE and CLOBBER.
22749 2007-02-21 Nick Clifton <nickc@redhat.com>
22751 * common.opt (Warray-bounds): Add Warning attribute.
22752 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22754 (fsized-zeroes): Add Optimization attribute.
22755 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22756 * c.opt (Wc++0x-compat): Add Warning attribute.
22758 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22760 PR middle-end/30761
22761 * reload1.c (eliminate_regs_in_insn): In the single_set special
22762 case, attempt to re-recognize the insn before falling back to
22763 having reload fix it up.
22765 2007-02-20 Eric Christopher <echristo@gmail.com>
22767 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22768 Rewrite accordingly.
22769 (frv_read_iacc_argument): Ditto.
22770 (frv_expand_set_builtin): Take a call instead of arglist, update for
22772 (frv_expand_unop_builtin): Ditto.
22773 (frv_expand_binop_builtin): Ditto.
22774 (frv_expand_cut_builtin): Ditto.
22775 (frv_expand_binopimm_builtin): Ditto.
22776 (frv_expand_voidbinop_builtin): Ditto.
22777 (frv_expand_int_void2arg): Ditto.
22778 (frv_expand_prefetches): Ditto.
22779 (frv_expand_voidtriop_builtin): Ditto.
22780 (frv_expand_voidaccop_builtin): Ditto.
22781 (frv_expand_load_builtin): Ditto.
22782 (frv_expand_store_builtin): Ditto.
22783 (frv_expand_mdpackh_builtin): Ditto.
22784 (frv_expand_mclracc_builtin): Ditto.
22785 (frv_expand_mrdacc_builtin): Ditto.
22786 (frv_expand_mwtacc_builtin): Ditto.
22787 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22790 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22792 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22793 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22795 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22796 point instructions.
22797 * configure: Regenerate.
22798 * config.in: Regenerate.
22799 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22800 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22801 masks to power6 and power6x and to POWERPC_MASKS.
22802 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22804 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22805 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22806 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22807 Access PROTOTYPE as variable, not mask.
22809 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22811 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22812 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22813 * combine.c (adjust_for_new_dest): Use it.
22814 * postreload.c (reload_combine): Likewise.
22816 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22818 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22819 notes on an insn with multiple sets, even if single_set returns
22820 non-NULL for that insn.
22822 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22824 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22825 scalbn and scalbln.
22827 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22829 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22830 if user didn't pass it.
22831 * config/i386/darwin.h (CC1_SPEC): Likewise.
22832 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22833 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22834 -mmacosx-version-min.
22836 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22837 Uros Bizjak <ubizjak@gmail.com>
22839 * optabs.h (enum optab_index): Add new OTI_scalb.
22840 (scalb_optab): Define corresponding macro.
22841 * optabs.c (init_optabs): Initialize scalb_optab.
22842 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22844 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22845 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22846 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22847 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22848 flag_unsafe_math_optimizations is set.
22850 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22851 to implement scalbf, scalb and scalbl built-ins as inline x87
22854 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22855 DJ Delorie <dj@redhat.com>
22858 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22859 (diagnostic_report_diagnostic): ... here, and turn them into real
22860 errors. If warnings are inhibited, no need to do anything.
22862 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22865 better code generation.
22867 2007-02-20 Ben Elliston <bje@au.ibm.com>
22869 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22871 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22873 * config/alpha/alpha.c, config/alpha/alpha.md,
22874 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22875 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22876 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22877 config/arm/lib1funcs.asm: Follow spelling conventions.
22879 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22880 config/fr30/fr30.md, config/i386/i386.h,
22881 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22882 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22883 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22884 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22885 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22886 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22887 config/sparc/sparc.c, config/sparc/sparc.h,
22888 config/sparc/sparc.md, config/spu/constraints.md,
22889 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22892 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22895 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22898 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22900 * doc/invoke.texi (-ftree-lrs): Remove.
22902 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22904 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22907 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22909 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22910 new CALL_EXPR_FN macro for retrieving the function
22911 declaration of the input expression.
22913 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22915 * c.opt (Waddress): New.
22916 * common.opt (Walways-true): Delete.
22917 (Wstring-literal-comparison): Delete.
22918 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22919 -Wstring-literal-comparison. Add -Waddress.
22921 (Walways-true): Delete.
22922 (Wstring-literal-comparison): Delete.
22923 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22924 consistently instead of -Walways-true in example.
22925 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22926 * c-typeck.c (parser_build_binary_op): Replace
22927 -Wstring-literal-comparison and -Walways-true with -Waddress.
22928 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22931 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22933 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22934 without DECL_STRUCT_FUNCTION initialized.
22936 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22938 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22939 due to calls to functions taking pointers as parameters.
22941 2007-02-19 Richard Henderson <rth@redhat.com>
22944 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22947 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22949 * config/s390/s390.c (s390_call_saved_register_used,
22950 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22951 accessed to the new scheme.
22953 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22955 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22956 (cris_print_index, cris_print_operand, cris_print_operand_address)
22957 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22958 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22959 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22960 GET_CODE () == xxx.
22961 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22962 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22963 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22964 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22965 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22966 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22967 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22968 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22969 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22970 (uminsi3, call, call_value): Ditto.
22971 (define_split: indir_to_reg_split, unnamed): Ditto.
22973 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22975 PR tree-optimization/30975
22976 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22979 2007-02-18 Eric Christopher <echristo@gmail.com>
22981 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22982 Remove use of arglist.
22983 (mips_expand_builtin): Remove use of arglist, pass in expr.
22984 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22985 (mips_expand_builtin_movtf): Ditto.
22986 (mips_expand_builtin_compare): Ditto.
22988 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22990 * tree-sra.c (sra_build_assignment): Replace assertion
22991 checking with a comment explaining why it can't be done.
22993 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22995 PR middle-end/30833
22996 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22997 during CALL_EXPR representation conversion.
22998 * tree-ssa-propagate.c (set_rhs): Likewise.
23000 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23002 * tree-sra.c (sra_build_assignment): Disable assertion checking
23005 2007-02-18 Roger Sayle <roger@eyesopen.com>
23007 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23008 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23009 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23011 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23012 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23013 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23014 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23015 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23016 force_gimple_operand): Likewise.
23017 * ipa-cp.c (constant_val_insert): Likewise.
23018 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23019 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23020 perfect_nestify): Likewise.
23021 * langhooks.c (lhd_omp_assignment): Likewise.
23022 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23023 lower_copyprivate_clauses, lower_send_clauses,
23024 lower_send_shared_vars, expand_parallel_call,
23025 expand_omp_for_generic, expand_omp_for_static_nochunk,
23026 expand_omp_for_static_chunk, expand_omp_sections,
23027 lower_omp_single_copy, lower_omp_for_lastprivate,
23028 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23029 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23030 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23033 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23035 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23036 config/sh/sh.md: Follow spelling conventions.
23038 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23039 config/frv/predicates.md: Follow spelling conventions.
23041 * config/m68k/linux-unwind.h: Fix a comment typo.
23042 * target.h: Follow spelling conventions.
23044 2007-02-18 Roger Sayle <roger@eyesopen.com>
23046 PR rtl-optimization/28173
23047 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23048 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23049 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23050 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23051 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23053 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23055 * builtins.c (fold_builtin_load_exponent): New.
23056 (fold_builtin_2): Use it.
23058 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23060 PR rtl-optimization/30773
23061 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23062 if we fail to attach a REG_EQUIV note.
23064 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23065 Roger Sayle <roger@eyesopen.com>
23067 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23069 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23071 * calls.c (initialize_argument_information): Pass original EXP
23072 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23073 code to split complex arguments here, as part of initializing the
23075 (expand_call): Remove code that builds a list of arguments and
23076 inserts implicit arguments into it. Instead, just count how many
23077 implicit arguments there will be so we can determine the size of
23078 the ARGS array, and let initialize_argument_information do the work.
23079 (split_complex_values): Delete unused function.
23081 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23083 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23085 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23087 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23088 for arg pointer based indexed addressing.
23090 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23092 * config/ia64/ia64.h, config/ia64/ia64.md,
23093 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23094 spelling conventions.
23096 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23098 * config/m68k/m68k.c (split_di): New.
23099 * config/m68k/m68k-protos.h: Declare split_di.
23100 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23101 Improve predicate handling and split constant shifts.
23103 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23105 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23106 parameter for register bitfield operations, general predicates
23109 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23111 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23112 * config/m68k/linux-unwind.h: New file.
23114 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23116 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23117 config/i386/athlon.md, config/ia64/ia64.md,
23118 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23119 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23120 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23121 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23122 tree-vect-transform.c: Fix comment typos.
23124 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23126 * sched-deps.c (find_insn_list): Remove.
23127 * sched-int.h: Remove the prototype for find_insn_list.
23129 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23131 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23133 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23134 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23135 darwin_rs6000_override_options.
23136 (C_COMMON_OVERRIDE_OPTIONS): Expect
23137 darwin_macosx_version_min to be non-NULL always.
23138 (TARGET_C99_FUNCTIONS): Likewise.
23139 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23140 (DARWIN_MINVERSION_SPEC): New.
23141 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23142 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23144 (DARWIN_MINVERSION_SPEC): New.
23145 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23147 * config/darwin-c.c (darwin_cpp_builtins): Expect
23148 darwin_macosx_version_min to be non-NULL always.
23150 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23152 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23154 * config/i386/i386.h (x86_use_xchgb): New.
23155 (TARGET_USE_XCHGB): New macro.
23156 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23157 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23158 Split after reload into bswaphi for shifts of 8.
23159 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23160 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23161 or when optimizing for size.
23163 2007-02-16 Richard Guenther <rguenther@suse.de>
23164 Christian Bruel <christian.bruel@st.com>
23166 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23167 DECLs but prefer SSA_NAMEs over DECLs.
23169 2007-02-16 Richard Guenther <rguenther@suse.de>
23171 * tree-flow-inline.h (single_imm_use_p): Remove.
23172 (zero_imm_uses_p): Likewise.
23173 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23174 instead of single_imm_use_p.
23175 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23178 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23181 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23182 nested double- and backquotes.
23184 2007-02-15 Roger Sayle <roger@eyesopen.com>
23186 PR middle-end/30391
23187 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23188 should be unreachable.
23189 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23190 For the time being redirect GIMPLE_MODIFY_STMT to the new
23191 (renamed) build_gimple_modify_stmt_stat.
23192 (build2_gimple_stat): Rename to...
23193 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23194 Always build a GIMPLE_MODIFY_STMT node.
23195 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23196 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23199 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23200 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23201 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23202 expand_complex_div_wide): Likewise.
23203 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23204 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23205 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23206 * tree-ssa-loop-manip.c (create_iv): Likewise.
23207 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23208 abs_replacement): Likewise.
23209 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23210 realify_fake_stores): Likewise.
23212 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23213 node rather than a GIMPLE_MODIFY_STMT node.
23214 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23215 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23217 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23218 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23219 GIMPLE_MODIFY_STMT.
23221 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23223 PR middle-end/30433
23224 * fold-const.c (fold_comparison): Add back the
23225 folding of constant complex comparisions.
23227 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23229 PR middle-end/30729
23230 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23231 effects unknown to this function, return early.
23233 2007-02-15 Ian Lance Taylor <iant@google.com>
23235 * lower-subreg.c (move_eh_region_note): New static function.
23236 (resolve_simple_move): Call it.
23237 (decompose_multiword_subregs): Track blocks for which we resolve a
23238 simple move which is also a control flow insn. Pass them to
23239 find_many_sub_basic_blocks.
23240 (pass_lower_subreg): Add TODO_verify_flow.
23241 (pass_lower_subreg2): Likewise.
23243 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23244 Brooks Moses <brooks.moses@codesourcery.com>
23245 Lee Millward <lee.millward@codesourcery.com>
23247 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23248 (VL_EXP_CLASS_P): New.
23249 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23251 (TREE_OPERAND_CHECK_CODE): Likewise.
23252 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23253 (TREE_RTL_OPERAND_CHECK): Likewise.
23254 (tree_operand_check_failed): Make second parameter the whole tree
23255 instead of its code. Fixed callers.
23256 (VL_EXP_CHECK): New.
23257 (TREE_OPERAND_LENGTH): New.
23258 (VL_EXP_OPERAND_LENGTH): New.
23259 (CALL_EXPR_FN): New.
23260 (CALL_EXPR_STATIC_CHAIN): New.
23261 (CALL_EXPR_ARGS): New.
23262 (CALL_EXPR_ARG): New.
23263 (call_expr_nargs): New.
23264 (CALL_EXPR_ARGP): New.
23265 (build_nt_call_list): Declare.
23266 (build_vl_exp_stat): Declare.
23267 (build_vl_exp): New.
23268 (build_call_list): Declare.
23269 (build_call_nary): Declare.
23270 (build_call_valist): Declare.
23271 (build_call_array): Declare.
23272 (call_expr_arg): Declare.
23273 (call_expr_argp): Declare.
23274 (call_expr_arglist): Declare.
23275 (fold_build_call_list): Declare.
23276 (fold_build_call_list_initializer): Declare.
23277 (fold_call_expr): Declare to replace fold_builtin.
23278 (fold_builtin_fputs): Update to agree with modified definition.
23279 (fold_builtin_strcpy): Likewise.
23280 (fold_builtin_strncpy): Likewise.
23281 (fold_builtin_memory_chk): Likewise.
23282 (fold_builtin_stxcpy_chk): Likewise.
23283 (fold_builtin_strncpy_chk): Likewise.
23284 (fold_builtin_next_arg): Likewise.
23285 (fold_build_call_expr): Declare.
23286 (fold_builtin_call_list): Declare.
23287 (fold_builtin_call_valist): Declare.
23288 (build_call_expr): Declare.
23289 (validate_arglist): Update to agree with modified definition.
23290 (tree_operand_length): New.
23291 (call_expr_arg_iterator): New.
23292 (init_call_expr_arg_iterator): New.
23293 (next_call_expr_arg): New.
23294 (first_call_expr_arg): New.
23295 (more_call_expr_args_p): New.
23296 (FOR_EACH_CALL_EXPR_ARG): New.
23298 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23299 and tcc_gimple_stmt.
23300 (tree_code_size): Update documentation. Use sizeof (tree) rather
23301 than sizeof (char *).
23302 (tree_size): Likewise. Add case for tcc_vl_exp.
23303 (tree_node_structure): Add case for tcc_vl_exp.
23304 (contains_placeholder_p): Likewise.
23305 (substitute_in_expr): Likewise.
23306 (substitute_placeholder_in_expr): Likewise.
23307 (stabilize_reference_1): Likewise.
23308 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23309 to diagnose breakage of this interface for constructing CALL_EXPRs.
23310 (build_nt): Add similar assertion here.
23311 (build_nt_call_list): New.
23312 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23313 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23315 (get_callee_fndecl): Use new CALL_EXPR accessors.
23316 (tree_operand_check_failed): Change parameters to pass entire node
23317 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23318 (process_call_operands): New.
23319 (build_vl_exp_stat): New.
23320 (build_call_list): New.
23321 (build_call_nary): New.
23322 (build_call_valist): New.
23323 (build_call_array): New.
23324 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23325 (call_expr_arglist): New.
23327 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23328 tcc_vl_exp instead of a fixed-size tcc_expression.
23330 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23331 accessors for CALL_EXPRs.
23332 (AGGR_INIT_EXPR): Likewise.
23334 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23335 Brooks Moses <brooks.moses@codesourcery.com>
23336 Lee Millward <lee.millward@codesourcery.com>
23338 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23339 (expand_builtin_nonlocal_goto): Change parameter to be entire
23340 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23341 (expand_builtin_prefetch): Likewise.
23342 (expand_builtin_classify_type): Likewise.
23343 (mathfn_built_in): Return NULL_TREE instead of 0.
23344 (expand_errno_check): Use new CALL_EXPR accessors.
23345 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23346 Return NULL_RTX instead of 0.
23347 (expand_builtin_mathfn_2): Likewise.
23348 (expand_builtin_mathfn_3): Likewise.
23349 (expand_builtin_interclass_mathfn): Likewise.
23350 (expand_builtin_sincos): Likewise.
23351 (expand_builtin_cexpi): Likewise.
23352 (expand_builtin_int_roundingfn): Likewise.
23353 (expand_builtin_int_roundingfn_2): Likewise.
23354 (expand_builtin_pow): Likewise.
23355 (expand_builtin_powi): Likewise.
23356 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23357 of arglist, fixing callers appropriately. Use new CALL_EXPR
23358 accessors and constructors. Return NULL_RTX instead of 0.
23359 (expand_builtin_strstr): Likewise.
23360 (expand_builtin_strchr): Likewise.
23361 (expand_builtin_strrchr): Likewise.
23362 (expand_builtin_strpbrk): Likewise.
23363 (expand_builtin_memcpy): Likewise.
23364 (expand_builtin_mempcpy): Likewise.
23365 (expand_builtin_mempcpy_args): New.
23366 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23367 (expand_builtin_memmove_args): New.
23368 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23369 (expand_movstr): Likewise.
23370 (expand_builtin_strcpy): Likewise.
23371 (expand_builtin_strcpy_args): New.
23372 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23373 (expand_builtin_strncpy): Likewise.
23374 (expand_builtin_memset): Likewise.
23375 (expand_builtin_memset_args): New.
23376 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23377 (expand_builtin_memcmp): Likewise.
23378 (expand_builtin_strcmp): Likewise.
23379 (expand_builtin_strncmp): Likewise.
23380 (expand_builtin_strcat): Likewise.
23381 (expand_builtin_strncat): Likewise.
23382 (expand_builtin_strspn): Likewise.
23383 (expand_builtin_strcspn): Likewise.
23384 (expand_builtin_args_info): Likewise.
23385 (expand_builtin_va_start): Likewise.
23386 (gimplify_va_arg_expr): Likewise.
23387 (expand_builtin_va_end): Likewise.
23388 (expand_builtin_va_copy): Likewise.
23389 (expand_builtin_frame_address): Likewise.
23390 (expand_builtin_alloca): Likewise.
23391 (expand_builtin_bswap): Likewise.
23392 (expand_builtin_unop): Likewise.
23393 (expand_builtin_fputs): Likewise.
23394 (expand_builtin_expect): Likewise.
23395 (expand_builtin_fabs): Likewise.
23396 (expand_builtin_copysign): Likewise.
23397 (expand_builtin_printf): Likewise.
23398 (expand_builtin_fprintf): Likewise.
23399 (expand_builtin_sprintf): Likewise.
23400 (expand_builtin_init_trampoline): Likewise.
23401 (expand_builtin_signbit): Likewise.
23402 (expand_builtin_fork_or_exec): Likewise.
23403 (expand_builtin_sync_operation): Likewise.
23404 (expand_builtin_compare_and_swap): Likewise.
23405 (expand_builtin_lock_test_and_set): Likewise.
23406 (expand_builtin_lock_release): Likewise.
23407 (expand_builtin): Likewise.
23408 (builtin_mathfn_code): Likewise.
23410 (fold_builtin_constant_p): Pass call arguments individually instead
23411 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23412 accessors and constructors. Return NULL_TREE instead of 0.
23413 (fold_builtin_expect): Likewise.
23414 (fold_builtin_classify_type): Likewise.
23415 (fold_builtin_strlen): Likewise.
23416 (fold_builtin_nan): Likewise.
23417 (integer_valued_real_p): Likewise.
23418 (fold_trunc_transparent_mathfn): Likewise.
23419 (fold_fixed_mathfn): Likewise.
23420 (fold_builtin_cabs): Likewise.
23421 (fold_builtin_sqrt): Likewise.
23422 (fold_builtin_cbrt): Likewise.
23423 (fold_builtin_cos): Likewise.
23424 (fold_builtin_cosh): Likewise.
23425 (fold_builtin_tan): Likewise.
23426 (fold_builtin_sincos): Likewise.
23427 (fold_builtin_cexp): Likewise.
23428 (fold_builtin_trunc): Likewise.
23429 (fold_builtin_floor): Likewise.
23430 (fold_builtin_ceil): Likewise.
23431 (fold_builtin_round): Likewise.
23432 (fold_builtin_int_roundingfn): Likewise.
23433 (fold_builtin_bitop): Likewise.
23434 (fold_builtin_bswap): Likewise.
23435 (fold_builtin_logarithm): Likewise.
23436 (fold_builtin_hypot): Likewise.
23437 (fold_builtin_pow): Likewise.
23438 (fold_builtin_powi): Likewise.
23439 (fold_builtin_exponent): Likewise.
23440 (fold_builtin_memset): Likewise.
23441 (fold_builtin_bzero): Likewise.
23442 (fold_builtin_memory_op): Likewise.
23443 (fold_builtin_bcopy): Deleted; call site changed to invoke
23444 fold_builtin_memory_op directly.
23445 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23446 (fold_builtin_strncpy): Likewise.
23447 (fold_builtin_memcmp): Likewise.
23448 (fold_builtin_strcmp): Likewise.
23449 (fold_builtin_strncmp): Likewise.
23450 (fold_builtin_signbit): Likewise.
23451 (fold_builtin_copysign): Likewise.
23452 (fold_builtin_isascii): Likewise.
23453 (fold_builtin_toascii): Likewise.
23454 (fold_builtin_isdigit): Likewise.
23455 (fold_builtin_fabs): Likewise.
23456 (fold_builtin_abs): Likewise.
23457 (fold_builtin_fmin_fmax): Likewise.
23458 (fold_builtin_carg): Likewise.
23459 (fold_builtin_classify): Likewise.
23460 (fold_builtin_unordered_cmp): Likewise.
23462 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23463 New functions split out from fold_builtin_1.
23464 (fold_builtin_n): New.
23465 (fold_builtin_varargs): New.
23466 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23468 (fold_call_expr): New.
23469 (build_function_call_expr): Rewrite to use new helper function.
23470 (fold_builtin_call_list): New.
23471 (build_call_expr): New.
23472 (fold_builtin_call_valist): New.
23473 (rewrite_call_expr): New.
23474 (validate_arg): New.
23475 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23476 of an arglist. Change return type to bool. Use new CALL_EXPR
23479 (fold_builtin_strstr): Pass call arguments individually instead
23480 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23481 accessors and constructors. Return NULL_TREE instead of 0.
23482 (fold_builtin_strchr): Likewise.
23483 (fold_builtin_strrchr): Likewise.
23484 (fold_builtin_strpbrk): Likewise.
23485 (fold_builtin_strcat): Likewise.
23486 (fold_builtin_strncat): Likewise.
23487 (fold_builtin_strspn): Likewise.
23488 (fold_builtin_strcspn): Likewise.
23489 (fold_builtin_fputs): Likewise.
23490 (fold_builtin_next_arg): Likewise.
23491 (fold_builtin_sprintf): Likewise.
23493 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23494 NULL_RTX instead of 0.
23495 (expand_builtin_memory_chk): Likewise.
23496 (maybe_emit_chk_warning): Likewise.
23497 (maybe_emit_sprintf_chk_warning): Likewise.
23499 (fold_builtin_object_size): Pass call arguments individually instead
23500 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23501 accessors and constructors. Return NULL_TREE instead of 0.
23502 (fold_builtin_memory_chk): Likewise.
23503 (fold_builtin_stxcpy_chk): Likewise.
23504 (fold_builtin_strncpy_chk): Likewise.
23505 (fold_builtin_strcat_chk): Likewise.
23506 (fold_builtin_strcat_chk): Likewise.
23507 (fold_builtin_strncat_chk): Likewise.
23508 (fold_builtin_sprintf_chk): Likewise.
23509 (fold_builtin_snprintf_chk): Likewise.
23510 (fold_builtin_printf): Likewise.
23511 (fold_builtin_vprintf): Likewise.
23513 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23515 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23516 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23517 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23518 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23519 (fold_unary): Likewise.
23520 (fold_binary): Likewise.
23521 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23522 ternary expressions.
23523 (fold): Add logic for tcc_vl_exp.
23524 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23525 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23526 (fold_build3_stat): Add assertion to flag broken interface for
23527 constructing CALL_EXPRs.
23528 (fold_build_call_list): New.
23529 (fold_build_call_list_initializer): New.
23530 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23532 (fold_strip_sign_ops): Likewise.
23534 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23535 Brooks Moses <brooks.moses@codesourcery.com>
23536 Lee Millward <lee.millward@codesourcery.com>
23538 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23539 accessors and dump arguments explicitly.
23541 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23543 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23545 (print_call_name): Use new CALL_EXPR accessors.
23547 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23548 CALL_EXPR arguments explicitly instead of as a list. Use
23549 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23551 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23552 (vrp_visit_stmt): Likewise.
23554 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23555 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23557 (force_move_till_expr): Likewise.
23559 * targhooks.c (default_external_stack_protect_fail): Use
23560 build_call_expr instead of build_function_call_expr.
23561 (default_hidden_stack_protect_fail): Likewise.
23563 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23566 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23567 and walk arguments explicitly.
23569 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23570 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23571 (expand_simple_operations): Likewise.
23572 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23574 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23575 of TREE_CODE_LENGTH.
23576 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23578 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23579 instead of TREE_CODE_LENGTH.
23581 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23582 (tree_ic_transform): Likewise.
23583 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23584 parameter instead of arglist. Fix callers.
23585 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23586 (tree_stringops_transform): Likewise.
23587 (tree_indirect_call_to_profile): Likewise.
23588 (tree_stringops_values_to_profile): Likewise.
23590 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23591 (eliminate_tail_call): Likewise.
23593 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23595 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23596 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23598 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23600 * omp-low.c (build_omp_barrier): Use build_call_expr.
23601 (lower_rec_input_clauses): Likewise.
23602 (lower_reduction_clauses): Likewise.
23603 (expand_parallel_call): Likewise.
23604 (maybe_catch_exception): Likewise.
23605 (expand_omp_for_generic): Likewise.
23606 (expand_omp_for_static_nochunk): Likewise.
23607 (expand_omp_sections): Likewise.
23608 (lower_omp_single_simple): Likewise.
23609 (lower_omp_single_copy): Likewise.
23610 (lower_omp_master): Likewise.
23611 (lower_omp_ordered): Likewise.
23612 (lower_omp_critical): Likewise.
23614 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23615 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23617 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23618 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23619 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23621 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23622 and generalize to handle any number of operands.
23623 (chrec_contains_undetermined): Likewise.
23624 (tree_contains_chrecs): Likewise.
23625 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23627 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23629 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23630 fold_call_expr instead of fold_builtin.
23631 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23632 match declarations there.
23633 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23636 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23637 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23639 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23640 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23642 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23645 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23646 (execute_cse_sincos): Use new CALL_EXPR accessors.
23648 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23650 * gimple-low.c (lower_function_body): Use build_call_expr.
23651 (lower_builtin_setjmp): Likewise.
23653 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23654 (set_storage_via_libcall): Likewise.
23655 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23656 instead of TREE_CODE_LENGTH.
23657 (expand_expr_real_1): Use new CALL_EXPR accessors.
23659 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23660 generalize to handle any number of operands.
23661 (TB_parent_eq): Likewise.
23663 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23664 (strip_builtin_expect): Likewise.
23666 * function.c (gimplify_parameters): Use build_call_expr.
23668 * tree-vectorizer.c (vect_is_simple_reduction): Use
23669 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23671 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23672 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23674 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23677 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23678 (gimplify_decl_expr): Likewise.
23679 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23680 Use new CALL_EXPR iterators.
23681 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23682 (gimplify_modify_expr_to_memset): Likewise.
23683 (gimplify_variable_sized_compare): Likewise.
23684 (gimplify_omp_atomic_fetch_op): Likewise.
23685 (gimplify_omp_atomic_pipeline): Likewise.
23686 (gimplify_omp_atomic_mutex): Likewise.
23687 (gimplify_function_tree): Likewise.
23689 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23690 (call_expr_flags): Likewise.
23691 (expand_call): Likewise.
23693 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23694 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23697 * coverage.c (create_coverage): Use build_call_expr.
23699 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23700 (temp_call_expr_obstack): New.
23701 (pool_copy_list): Delete.
23702 (temp_copy_call_expr): New.
23703 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23704 CALL_EXPR accessors. Get rid of special goo for copying argument
23705 lists and use temp_copy_call_expr instead.
23706 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23707 CALL_EXPR accessors.
23708 (create_expression_by_pieces): Likewise. Use build_call_array
23709 to construct the result instead of fold_build3.
23710 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23711 dealing with argument lists.
23712 (init_pre): Remove references to expression_node_pool and
23713 list_node_pool. Init temp_call_expr_obstack instead.
23714 (fini_pre): Remove references to expression_node_pool and
23717 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23718 and walk arguments explicitly instead of as a list.
23720 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23721 (mx_register_decls): Likewise.
23722 (mudflap_register_call): Likewise.
23723 (mudflap_finish_file): Likewise.
23725 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23726 (ipa_callsite_compute_param): Likewise.
23728 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23729 accessors and constructor.
23731 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23732 accessors and constructor.
23733 (convert_tramp_reference): Likewise.
23734 (convert_call_expr): Likewise.
23735 (finalize_nesting_tree_1): Likewise.
23737 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23740 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23742 * tree-inline.c (initialize_inlined_parameters): Pass entire
23743 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23745 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23746 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23748 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23749 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23750 (vectorizable_reduction): Likewise.
23751 (vectorizable_call): Use new CALL_EXPR iterators.
23752 (vectorizable_conversion): Use build_call_expr.
23753 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23754 (vect_gen_widened_results_half): Use build_call_expr.
23755 (vect_setup_realignment): Likewise.
23756 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23758 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23759 (pass_through_call): Likewise.
23760 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23763 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23764 (tree_gen_pow2_profiler): Likewise.
23765 (tree_gen_one_value_profiler): Likewise.
23766 (tree_gen_ic_func_profiler): Likewise.
23767 (tree_gen_average_profiler): Likewise.
23768 (tree_gen_ior_profiler): Likewise.
23770 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23771 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23772 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23774 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23775 of TREE_CODE_LENGTH.
23777 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23778 of TREE_CODE_LENGTH.
23780 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23782 (convert_to_integer): Likewise.
23784 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23787 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23788 Brooks Moses <brooks.moses@codesourcery.com>
23789 Lee Millward <lee.millward@codesourcery.com>
23791 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23793 * config/frv/frv.c (frv_expand_builtin): Likewise.
23794 * config/s390/s390.c (s390_expand_builtin): Likewise.
23796 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23797 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23799 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23800 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23801 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23802 (ix86_expand_store_builtin): Likewise.
23803 (ix86_expand_unop_builtin): Likewise.
23804 (ix86_expand_unop1_builtin): Likewise.
23805 (ix86_expand_sse_compare): Likewise.
23806 (ix86_expand_sse_comi): Likewise.
23807 (ix86_expand_vec_init_builtin): Likewise.
23808 (ix86_expand_vec_ext_builtin): Likewise.
23809 (ix86_expand_vec_set_builtin): Likewise.
23810 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23812 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23813 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23815 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23816 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23817 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23819 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23821 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23822 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23823 arglist. Use new CALL_EXPR accessors. Fix callers.
23824 (altivec_expand_abs_builtin): Likewise.
23825 (rs6000_expand_binop_builtin): Likewise.
23826 (altivec_expand_predicate_builtin): Likewise.
23827 (altivec_expand_lv_builtin): Likewise.
23828 (spe_expand_stv_builtin): Likewise.
23829 (altivec_expand_stv_builtin): Likewise.
23830 (rs6000_expand_ternop_builtin): Likewise.
23831 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23832 (altivec_expand_st_builtin): Likewise.
23833 (altivec_expand_dst_builtin): Likewise.
23834 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23835 arglist. Use new CALL_EXPR accessors. Fix callers.
23836 (altivec_expand_vec_set_builtin): Likewise.
23837 (altivec_expand_vec_ext_builtin): Likewise.
23838 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23839 (spe_expand_builtin): Likewise.
23840 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23841 arglist. Use new CALL_EXPR accessors. Fix callers.
23842 (spe_expand_evsel_builtin): Likewise.
23843 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23844 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23846 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23847 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23848 (arm_expand_unop_builtin): Likewise.
23849 (arm_expand_builtin): Use new CALL_EXPR accessors.
23851 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23854 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23855 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23857 (bfin_expand_unop_builtin): Likewise.
23858 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23860 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23861 Brooks Moses <brooks.moses@codesourcery.com>
23862 Lee Millward <lee.millward@codesourcery.com>
23864 * c-semantics.c (build_stmt): Add internal diagnostic check.
23866 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23867 accessors. Print arguments explicitly instead of as a list.
23869 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23871 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23872 (c_finish_omp_flish): Likewise.
23874 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23875 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23876 instead of TREE_CODE_LENGTH.
23877 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23878 (c_warn_unused_result): Likewise.
23880 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23883 * doc/invoke.texi (Warning Options): Remove
23884 -Werror-implicit-function-declaration.
23885 (Wimplicit-function-declaration): Update description.
23886 * opts.c (common_handle_option): Move handling of -Werror=* to...
23887 (enable_warning_as_error): ...here.
23888 * opts.h (enable_warning_as_error): Declare.
23889 * c-decl.c (implicit_decl_warning): Unless
23890 -Wno-implicit-function-declaration is given, emit a pedwarn if
23891 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23892 * c.opt (Wimplicit-function-declaration): Replace
23893 mesg_implicit_function_declaration with
23894 warn_implicit_function_declaration.
23895 * c-opts.c (c_common_handle_option):
23896 -Werror-implicit-function-declaration is exactly equal as
23897 -Werror=implicit-function-declaration.
23898 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23899 warn_implicit_function_declaration.
23900 (c_common_post_options): -Wimplict-function-declaration is enabled
23901 by default by -std=c99, otherwise is disabled by default.
23902 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23904 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23906 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23907 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23908 former is ignored but not the latter.
23910 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23912 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23913 is made and the reference doesn't use the alias set of its type,
23914 do not create the temporary using that type.
23916 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23918 * jump.c: Remove prototypes for delete_computation and
23919 delete_prior_computation.
23921 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23923 * jump.c (get_label_after): Delete.
23924 (get_label_before, delete_computation, delete_jump,
23925 delete_prior_computation, follow_jumps): Move...
23926 * reorg.c (delete_computation, delete_prior_computation): ... here...
23927 (get_label_before, delete_jump): ... making these static ...
23928 (follow_jumps): ... and simplifying this since it only runs after
23930 * rtl.h (get_label_after, get_label_before, delete_jump,
23931 follow_jumps): Delete prototypes.
23933 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23935 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23937 2007-02-15 Nick Clifton <nickc@redhat.com>
23939 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23940 order to prevent it from being munged by the target.
23942 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23944 * config/i386/i386.md: Remove misleading comment.
23946 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23948 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23949 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23952 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23954 * tree-sra.c (instantiate_missing_elements): Canonicalize
23956 (sra_build_assignment): New.
23957 (generate_copy_inout, generate_element_copy,
23958 generate_element_zero, generate_one_element_init): Use it.
23960 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23962 * tree-sra.c (instantiate_missing_elements): Canonicalize
23964 (sra_build_assignment): New.
23965 (generate_copy_inout, generate_element_copy,
23966 generate_element_zero, generate_one_element_init): Use it.
23968 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23970 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23973 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23975 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23976 types as aggregates not scalars.
23977 * function.c (assign_stack_temp_for_type): Likewise.
23979 2007-02-14 Roger Sayle <roger@eyesopen.com>
23980 Zdenek Dvorak <dvorakz@suse.cz>
23982 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23985 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23987 * passes.c (next_pass_1): Clear the next field of the copied
23990 2007-02-14 Richard Henderson <rth@redhat.com>
23992 * tree-sra.c (early_sra): New.
23993 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23994 (tree_sra_early, pass_sra_early): New.
23995 * tree-pass.h (pass_sra_early): Declare.
23996 * passes.c (init_optimization_passes): Use it.
23998 2007-02-14 Richard Guenther <rguenther@suse.de>
24000 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24002 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24004 PR tree-optimization/30771
24005 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24007 (vect_analyze_operations): Induction phis can now be marked as
24009 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24010 Update documentation accordingly.
24012 2007-02-14 Nick Clifton <nickc@redhat.com>
24014 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24015 most 3 arguments are supported.
24016 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24018 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24020 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24021 Ensure dst->current is valid.
24023 2007-02-13 Paul Brook <paul@codesourcery.com>
24025 * config.gcc: Add arm*-*-uclinux-*eabi.
24026 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24027 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24028 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24029 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24030 (LINK_SPEC): Define.
24031 (LIB_SPEC): Define.
24032 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24034 * config/arm/uclinux-eabi.h: New file.
24035 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24036 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24039 2007-02-13 Ian Lance Taylor <iant@google.com>
24041 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24042 * flags.h (warn_strict_overflow): Declare.
24043 (enum warn_strict_overflow_code): Define.
24044 (issue_strict_overflow_warning): New static inline function.
24045 * opts.c (warn_strict_overflow): New variable.
24046 (common_handle_option): Handle OPT_Wstrict_overflow and
24047 OPT_Wstrict_overflow_.
24048 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24050 * fold-const.c: Include intl.h.
24051 (fold_deferring_overflow_warnings): New static variable.
24052 (fold_deferred_overflow_warning): New static variable.
24053 (fold_deferred_overflow_code): New static variable.
24054 (fold_defer_overflow_warnings): New function.
24055 (fold_undefer_overflow_warnings): New function.
24056 (fold_undefer_and_ignore_overflow_warnings): New function.
24057 (fold_deferring_overflow_warnings_p): New function.
24058 (fold_overflow_warning): New static function.
24059 (make_range): Add strict_overflow_p parameter. Change all
24061 (extract_muldiv, extract_muldiv_1): Likewise.
24062 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24063 tree_expr_nonnegative_p.
24064 (fold_negate_expr): Call fold_overflow_warning.
24065 (fold_range_test): Likewise.
24066 (fold_comparison): Likewise.
24067 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24068 instead of tree_expr_nonnegative_p.
24069 (tree_expr_nonnegative_warnv_p): Rename from
24070 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24071 (tree_expr_nonnegative_p): New function.
24072 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24073 strict_overflow_p parameter.
24074 (tree_expr_nonzero_p): New function.
24075 * passes.c (verify_interpass_invariants): New static function.
24076 (execute_one_pass): Call it.
24077 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24079 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24080 (estimate_numbers_of_iterations): Likewise.
24081 (scev_probably_wraps_p): Likewise.
24082 * tree-ssa-ccp.c: Include "toplev.h".
24083 (evaluate_stmt): Defer fold overflow warnings until we know we are
24085 (struct fold_stmt_r_data): Add stmt field.
24086 (fold_stmt_r): Defer fold overflow warnings until we know we
24088 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24089 (fold_stmt_inplace): Likewise.
24090 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24091 (cleanup_control_expr_graph): Defer fold overflow warnings until
24092 we know we are going to optimize.
24093 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24094 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24096 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24097 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24098 * tree-ssa-loop-manip.c (create_iv): Likewise.
24099 * c-typeck.c (build_conditional_expr): Likewise.
24100 (build_binary_op): Likewise.
24101 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24102 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24103 (extract_range_from_unary_expr): Likewise.
24104 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24105 assuming that signed overflow does not occur.
24106 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24107 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24108 (fold_defer_overflow_warnings): Declare.
24109 (fold_undefer_overflow_warnings): Declare.
24110 (fold_undefer_and_ignore_overflow_warnings): Declare.
24111 (fold_deferring_overflow_warnings_p): Declare.
24112 (tree_expr_nonzero_warnv_p): Declare.
24113 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24114 of warning options.
24115 (Warning Options): Document -Wstrict-overflow.
24116 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24117 (tree-ssa-ccp.o): Likewise.
24118 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24119 (fold-const.o): Depend on intl.h.
24121 2007-02-13 Ian Lance Taylor <iant@google.com>
24123 PR middle-end/30751
24124 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24127 2007-02-13 Stuart Hastings <stuart@apple.com>
24129 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24131 2007-02-13 Richard Henderson <rth@redhat.com>
24133 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24134 handled_component_p before looking for the indirect_ref.
24136 2007-02-13 Richard Henderson <rth@redhat.com>
24138 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24139 remove flags clobber.
24140 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24141 (bswaphi_lowpart): New.
24142 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24143 remove TARGET_BSWAP test. Delete expander of the same name.
24145 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24146 (expand_unop): Use them.
24148 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24150 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24151 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24152 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24153 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24154 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24155 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24156 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24157 assembler dialect choice from asm templates.
24159 2007-02-12 Richard Henderson <rth@redhat.com>
24161 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24162 (fixuns_trunc<SSEMODEF>si2): Use it.
24163 * config/i386/sse.md (vec_setv4sf_0): Export.
24164 * config/i386/i386.c (ix86_build_const_vector): Export.
24165 (ix86_split_convert_uns_si_sse): Rename from
24166 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24167 * config/i386/i386-protos.h: Update.
24169 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24172 * c-typeck.c (c_finish_return): Improve warning message.
24174 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24176 * alias.c (find_symbolic_term): Delete unused function.
24178 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24180 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24181 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24182 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24184 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24186 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24187 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24188 the function, temporarily point the debug interface to the null one.
24190 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24192 * dwarf2out.c (round_up_to_align): New static function.
24193 (field_byte_offset): Use it to round the offset.
24195 2007-02-12 Richard Henderson <rth@redhat.com>
24197 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24198 (inswl_const): Export.
24200 2007-02-12 Richard Henderson <rth@redhat.com>
24202 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24203 result mode of the libcall, convert back to outmode.
24205 2007-02-12 Roger Sayle <roger@eyesopen.com>
24207 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24208 (bswapdi2): New define_expand to implement 32-bit implementation.
24210 2007-02-12 Nick Clifton <nickc@redhat.com>
24212 * doc/invoke.texi (Overall Options): Document --help=.
24213 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24214 (cc1_options): Pass --help= on to cc1.
24215 (display_help): Add description of --help=.
24216 (process_command): Add code to handle --help=. Allow translated
24217 --help and --target-help switches to be passed on to compiler
24219 (main): Remove unused if statement.
24220 * opts.c (columns): Remove.
24221 (LEFT_COLUMN): Define.
24222 (wrap_help): Add columns argument.
24223 (print_filtered_help): Change parameters to be an include bitmask,
24224 an exclude bitmask, an any bitmask and the column width. Move the
24225 code to display the params list here. Add code to display the
24226 status of options rather than their descriptions if the quiet flag
24228 (print_specific_help): Change parameters to be an include bitmask,
24229 an exclude bitmask and an any bitmask. Move code to look up the
24230 column width here. Decide upon the title for an options listing.
24231 (common_handle_options): Add code to handle --help=. Adapt code
24232 for --help and --target-help to use the revised form of the
24233 print_specific_help function.
24234 (print_help): Delete.
24235 (print_param_help): Delete.
24236 (print_switch): Delete.
24237 * opts.h (cl_lang_count): Add prototype.
24238 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24239 CL_MAX_OPTION_CLASS): New defines.
24240 * optc-gen.awk: Add construction of cl_lang_count.
24241 * c.opt: Add Warning attribute to warning options and Optimization
24242 attribute to optimization options.
24243 * common.opt: Likewise.
24245 Add -fhelp and -ftarget-help as aliases for the transformed --help
24246 and --target-help options.
24247 * opt-functions.awk: Add code to handle Warning and Optimization
24250 2007-02-12 Richard Henderson <rth@redhat.com>
24252 * config/alpha/constraints.md: New file.
24253 * config/alpha/alpha.c: Include tm-constrs.h.
24254 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24255 alpha_extra_constraint): Remove.
24256 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24257 * config/alpha/alpha-protos.h: Update.
24258 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24259 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24260 (EXTRA_CONSTRAINT): Remove.
24261 * config/alpha/alpha.md: Include constraints.md.
24262 (adddi splitter): Use satisfies_constraint_*.
24263 * config/alpha/predicates.md (add_operand): Likewise.
24264 (sext_add_operand, addition_operation): Likewise.
24266 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24268 PR tree-optimization/29145
24269 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24270 in our handling of restrict qualified pointers.
24272 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24275 * doc/invoke.texi (Wunused-value): Update description.
24276 (Wextra): Delete item.
24277 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24278 value of Wunused-value.
24279 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24280 (c_finish_stmt_expr): Don't check extra_warnings.
24281 (emit_side_effect_warnings): The caller is responsible to check
24284 2007-02-11 Roger Sayle <roger@eyesopen.com>
24285 Matt Thomas <matt@3am-software.com>
24287 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24289 2007-02-11 Roger Sayle <roger@eyesopen.com>
24291 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24292 comparisons of POPCOUNT against zero.
24293 (simplify_const_relational_operation): Likewise.
24295 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24297 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24299 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24301 * dwarf2out.c (root_type): Delete unused function.
24303 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24305 * genattrtab.c (contained_in_p): Delete unused function.
24306 (write_expr_attr_cache): Likewise.
24308 2007-02-11 Jan Hubicka <jh@suse.cz>
24310 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24313 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24315 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24316 to add the REG_EQ* note.
24317 * see.c (see_merge_one_use_extension): Likewise.
24318 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24319 turn REG_EQUAL notes into REG_EQUIV notes if the target
24320 register may have more than one set.
24321 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24322 * gcse.c (try_replace_reg): Likewise.
24323 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24324 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24325 more than one REG_EQUIV note.
24326 * reload1.c (gen_reload): Use set_unique_reg_note.
24328 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24330 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24331 (ix86_builtin_conversion): New function.
24333 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24336 * tree.h (DECL_REPLACEABLE_P): New macro.
24337 * except.c (set_nothrow_function_flags): Likewise.
24339 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24340 Ira Rosen <irar@il.ibm.com>
24341 Dorit Nuzman <dorit@il.ibm.com>
24343 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24344 * targhooks.c (default_builtin_vectorized_conversion): New.
24345 * targhooks.h (default_builtin_vectorized_function): New declaration.
24346 * target.h (struct vectorize): Add builtin_conversion field.
24347 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24348 stmt_vec_info_type value.
24349 (vectorizable_conversion): New declaration.
24350 * tree-vect-analyze.c (vect_analyze_operations): Add
24351 vectorizable_conversion call.
24352 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24353 * tree-vect-transform.c (vectorizable_conversion): New function.
24354 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24355 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24357 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24358 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24359 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24360 or ALTIVEC_BUILTIN_VCFSX.
24362 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24365 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24366 CONST_DOUBLE and operand 0 is a hard register.
24367 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24368 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24369 is a hard floating-point register.
24371 2007-02-10 Richard Henderson <rth@redhat.com>
24372 Jakub Jelinek <jakub@redhat.com>
24373 Alexandre Oliva <aoliva@redhat.com>
24375 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24376 * builtin-types.def (BT_WORD): Make unsigned.
24377 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24378 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24379 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24380 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24381 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24382 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24384 * expr.c (emutls_var_address): New.
24385 (expand_expr_real_1): Expand emulated tls.
24386 (expand_expr_addr_expr_1): Likewise.
24387 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24388 * output.h (emutls_finish): Declare.
24389 * toplev.c (compile_file): Call it.
24390 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24391 address before wrapping in CONST.
24392 * varasm.c (emutls_htab, emutls_object_type): New.
24393 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24394 (get_emutls_object_name, get_emutls_object_type): New.
24395 (get_emutls_init_templ_addr, emutls_decl): New.
24396 (emutls_common_1, emutls_finish): New.
24397 (assemble_variable): When emulating tls, swap decls; generate
24398 constructor for the emutls objects.
24399 (do_assemble_alias): When emulating tls, swap decl and target name.
24400 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24402 * varpool.c (decide_is_variable_needed): Look at force_output.
24403 Recurse for emulated tls.
24404 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24405 with decide_is_variable_needed.
24406 * emutls.c: New file.
24407 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24408 tls_object for real tls.
24410 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24412 PR rtl-optimization/29599
24413 * reload1.c (eliminate_regs_in_insn): Take the destination
24414 mode into account when computing the offset.
24416 2007-02-09 Stuart Hastings <stuart@apple.com>
24417 Richard Henderson <rth@redhat.com>
24419 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24420 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24421 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24422 fixuns_truncdfhi2): New.
24423 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24424 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24425 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24426 (floatunssidf2): Allow nonimmediate source.
24427 * config/i386/sse.md (movdi_to_sse): New.
24428 (vec_concatv2di): Drop '*'.
24429 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24430 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24431 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24433 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24434 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24435 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24436 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24437 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24438 ix86_build_const_vector.
24439 (x86_emit_floatuns): Rewrite.
24441 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24443 * genautomata.c (longest_path_length): Delete unused function.
24444 (struct state): Delete unused longest_path_length.
24445 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24446 (get_free_state): Delete unused.
24448 2007-02-09 Jan Hubicka <jh@suse.cz>
24450 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24451 * doc/invoke.texi (inline-unit-growth): Update default value.
24453 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24454 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24455 (rebuild_cgraph_edges): Likewise.
24456 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24457 (dump_cgraph_node): Dump frequencies.
24458 (cgraph_clone_edge): Add frequency scales.
24459 (cgraph_clone_node): Add freuqnecy.
24460 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24461 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24462 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24463 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24464 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24465 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24466 (save_inline_function_body): Likewise.
24467 * ipa-inline.c: inluce rtl.h
24468 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24469 (cgraph_edge_badness): Use frequencies.
24470 (cgraph_decide_recursive_inlining): Update clonning.
24471 (cgraph_decide_inlining_of_small_function): Dump frequency.
24472 * predict.c (estimate_bb_frequencies): Export.
24473 * predict.h (estimate_bb_frequencies): Declare.
24474 * tree-inline.c (copy_bb): Watch overflows.
24475 (expand_call_inline): Update call of cgraph_create_edge.
24476 (optimize_inline_calls): Use TODO flags to update frequnecies.
24477 * passes.h: Include predict.h
24478 (init_optimization_passes): Move profile ahead.
24479 (execute_function_todo): Handle TODO_rebuild_frequencies.
24481 2007-02-09 Roger Sayle <roger@eyesopen.com>
24483 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24484 the insbl or inswl pattern into a register.
24486 2007-02-09 Roger Sayle <roger@eyesopen.com>
24488 * config/ia64/ia64.md (bswapdi2): New define_insn.
24490 2007-02-09 Richard Henderson <rth@redhat.com>
24492 * config/i386/constraints.md (Ym): New constraint.
24493 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24494 (movdi_1_rex64): Split sse and xmm general register moves from
24495 memory move alternatives. Use conditional register constraints.
24496 (movsf_1, movdf_integer): Likewise.
24497 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24498 (movdf_integer_rex64): New.
24499 (pushsf_rex64): Fix output constraints.
24500 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24501 (sse2_stored): Likewise.
24502 (sse2_storeq_rex64): New.
24503 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24504 amd and not generic.
24505 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24506 for optimize_size. Remove SF/DFmode hack.
24508 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24510 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24513 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24514 Richard Sandiford <richard@codesourcery.com>
24516 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24517 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24518 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24519 m68k/t-mlib to tmake_file.
24520 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24521 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24522 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24523 Allow it to be cf or m68k. Set m68k_arch_family. If that
24524 variable is not empty, add t-$m68k_arch_family to tmake_file.
24525 Add t-mlibs to tmake_file.
24526 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24527 * config/m68k/t-cf: New file.
24528 * config/m68k/t-m68k: Likewise.
24529 * config/m68k/t-mlibs: Likewise.
24530 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24531 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24532 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24533 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24534 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24536 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24537 (INSTALL_LIBGCC): Delete.
24538 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24539 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24540 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24541 (M68K_MLIB_CPU): Define.
24542 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24543 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24544 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24546 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24547 Richard Guenther <rguenther@suse.de>
24549 PR middle-end/23361
24550 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24551 against INT_MIN/INT_MAX.
24552 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24553 file if a loop is removed.
24555 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24557 * calls.c (store_one_arg): Pass correct alignment to
24558 emit_push_insn for non-BLKmode values.
24559 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24560 unaligned stack slot via a suitably aligned slot.
24562 2007-02-08 DJ Delorie <dj@redhat.com>
24564 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24566 (legal_subregs): Use unsigned char, make const.
24567 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24569 2007-02-08 Paul Brook <paul@codesourcery.com>
24571 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24572 special interworking needed.
24574 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24576 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24577 conditional to __SSE2__.
24578 (Entries below should have been added to first ChangeLog
24579 entry for amdfam10 dated 2007-02-05)
24580 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24582 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24584 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24587 2007-02-08 DJ Delorie <dj@redhat.com>
24589 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24590 * config/m32c/m32c.c (legal_subregs): New.
24591 (m32c_illegal_subreg_p): New.
24592 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24593 unsupported subregs of hard regs.
24595 2007-02-08 Jan Hubicka <jh@suse.cz>
24597 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24598 the same one; always update histograms.
24600 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24602 * passes.c (init_optimization_passes): Tidy comment.
24604 2007-02-08 Roger Sayle <roger@eyesopen.com>
24606 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24607 strip zero_extend, bswap and rotates from POCOUNT's argument.
24608 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24609 zero_extend and rotates from PARITY's argument.
24610 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24611 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24612 of an integer constant at compile-time.
24614 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24617 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24619 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24622 * tree-ssa-live.c (remove_unused_locals): Do not remove
24623 TREE_ADDRESSABLE variables.
24624 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24625 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24626 FOR_CLOBBER. Update all users.
24627 If VAR has an associated alias set, add a virtual operand for
24628 it if no alias is found to conflict with the memory reference.
24630 2007-02-07 Jan Hubicka <jh@suse.cz>
24631 Robert Kidd <rkidd@crhc.uiuc.edu>
24633 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24635 2007-02-07 Ian Lance Taylor <iant@google.com>
24637 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24639 2007-02-07 Roger Sayle <roger@eyesopen.com>
24641 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24642 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24643 tablejumpdi, movsi_to_cr_one): Remove constraints from
24644 define_expand's match_operands.
24646 2007-02-07 Roger Sayle <roger@eyesopen.com>
24648 * global.c (compute_regsets): Move declatation of "i" inside of
24649 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24651 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24654 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24655 of INDIRECT_REF <RESULT_DECL>.
24657 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24659 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24660 Kaz Kojima <kkojima@gcc.gnu.org>
24663 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24665 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24667 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24669 * doc/loop.texi: Document possibility not to perform disambiguation
24670 of loops with multiple latches.
24671 * cfgloopmanip.c (alp_enum_p): Removed.
24672 (add_loop): Handle subloops. Use get_loop_body_with_size.
24673 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24674 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24675 the new forwarder block.
24676 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24677 Handle the case latch is NULL.
24678 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24679 modifications when marking loop exits.
24680 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24682 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24683 disambiguate_loops_with_multiple_latches.
24684 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24685 before fix_loop_structure.
24686 * cfgloop.c: Include pointer-set.h and output.h.
24687 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24688 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24689 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24690 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24691 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24692 disambiguate_multiple_latches, get_loop_body_with_size,
24693 disambiguate_loops_with_multiple_latches): New functions.
24694 (flow_loop_dump): Dump multiple latch edges.
24695 (flow_loop_nodes_find): Handle loops with multiple latches.
24696 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24697 (glb_enum_p): Modified.
24698 (get_loop_body): Use get_loop_body_with_size.
24699 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24700 (AVOID_CFG_MODIFICATIONS): New constant.
24701 (disambiguate_loops_with_multiple_latches, add_loop,
24702 get_loop_body_with_size): Declare.
24703 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24705 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24707 PR inline-asm/28686
24708 * global.c (compute_regsets): New function.
24709 (global_alloc): Refactored ELIMINABLE_REGSET
24710 and NO_GLOBAL_ALLOC_REGS computation out.
24711 (rest_of_handle_global_alloc): Call compute_regsets()
24712 for non-optimizing case.
24714 2007-02-06 Richard Henderson <rth@redhat.com>
24716 * config/i386/constraints.md (Y2): Rename from Y.
24717 (Yi): New constraint.
24718 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24719 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24720 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24721 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24722 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24723 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24724 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24725 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24726 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24727 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24728 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24729 vec_extractv2si_1): Change Y constraints to Y2.
24730 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24731 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24732 Change Y constraints to Y2.
24733 (sse2_loadld): Change Y constraints to x.
24735 2007-02-06 Roger Sayle <roger@eyesopen.com>
24737 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24738 (parity<mode>2): New define_expand using rs6000_emit_parity.
24739 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24740 rs6000_emit_parity): New functions.
24741 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24742 rs6000_emit_parity): Prototype here.
24744 2007-02-06 Ian Lance Taylor <iant@google.com>
24746 * lower-subreg.c (simple_move_operand): Reject CONST.
24747 (resolve_clobber): Call validate_change rather than directly
24748 assigning to XEXP (pat, 0).
24750 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24752 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24753 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24754 (tree-cfg.o): Remove hashtab.h dependency.
24756 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24757 (struct ivopts_data): Change niters to pointer_map_t.
24758 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24759 (niter_for_exit): Create pointer_map on demand. Change for
24761 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24762 (free_loop_data): Destroy data->niters if created and reset field.
24763 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24764 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24766 * tree-ssa-reassoc.c: Include pointer-set.h.
24767 (bb_rank): Change to long *.
24768 (operand_rank): Change to pointer_map_t.
24769 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24770 (insert_operand_rank): Accept long.
24771 (operand_entry_hash, operand_entry_eq): Remove.
24772 (get_rank): Return long. Adjust for changes above.
24773 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24775 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24777 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24778 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24779 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24781 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24782 directly since it cannot be NULL.
24783 (get_vi_for_tree): Rewrite for pointer_map API.
24784 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24785 (init_alias_vars): Create vi_for_tree as pointer_map.
24786 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24788 * tree-cfg.c: Don't include hashtab.h.
24789 (edge_to_cases): Declare as pointer_map.
24790 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24792 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24793 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24794 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24796 (record_switch_edge): Delete.
24797 (get_cases_for_edge): Adjust for pointer_map API, inline
24798 record_switch_edge (rewritten for new API), remove goto.
24800 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24802 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24803 * tree-nested.c: Include pointer-set.h.
24804 (var_map_elt, var_map_eq, var_map_hash): Delete.
24805 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24806 to pointer_map_t's.
24807 (nesting_info_bitmap_obstack): New.
24808 (lookup_field_for_decl): Adjust for pointer_map API.
24809 (lookup_tramp_for_decl): Adjust for pointer_map API.
24810 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24811 (get_local_debug_decl): Adjust for pointer_map API.
24812 (convert_nl_goto_reference): Adjust for pointer_map API.
24813 (convert_nl_goto_receiver): Adjust for pointer_map API.
24814 (create_nesting_tree): Create outside GGC space. Create bitmap on
24815 the new obstack. Create field_map and var_map as pointer_maps.
24816 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24818 (lower_nested_functions): Move root here, no need to NULL it.
24819 Initialize and release the obstack.
24821 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24823 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24824 Remove prototypes and make them non-static.
24825 (struct tree_int_map): Remove.
24826 * tree.h (struct tree_int_map): Move here, turning TO into an
24828 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24830 * tree.h (TREE_COMPLEXITY): Remove.
24831 (struct tree_exp): Remove complexity field.
24832 * tree.c (build1_stat): Don't set it.
24834 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24835 Victor Kaplansky <victork@il.ibm.com>
24837 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24838 (vect_is_simple_reduction): Support reduction with induction as
24839 one of the operands.
24840 (vect_is_simple_iv_evolution): Fix formatting.
24841 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24842 formatting. Don't mark induction phis for vectorization.
24843 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24844 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24845 (vect_get_vec_def_for_operand): Support induction.
24846 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24848 (vectorizable_reduction): Support reduction with induction as one of
24850 (vectorizable_type_demotion): Use def-type of stmt argument rather
24851 than dummy def-type.
24853 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24854 flag_tree_scev_cprop.
24855 * common.opt (tree-scev-cprop): New flag.
24857 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24858 call to vect_get_new_vect_var.
24860 2007-02-06 Ira Rosen <irar@il.ibm.com>
24862 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24863 vectype is not NULL.
24864 (vect_pattern_recog_1): Likewise.
24866 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24868 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24869 (fold_negate_expr): Likewise.
24871 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24874 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24875 even if cv-qualification is the same.
24877 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24879 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24880 __enable_execute_stack on completion.
24882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24884 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24885 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24886 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24887 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24888 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24889 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24890 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24891 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24893 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24895 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24896 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24897 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24898 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24899 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24900 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24901 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24902 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24903 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24904 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24905 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24906 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24907 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24908 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24909 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24910 sqrtextenddfxf2_i387): Added amdfam10_decode.
24912 * config/i386/athlon.md (athlon_idirect_amdfam10,
24913 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24914 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24915 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24916 athlon_ivector_store_amdfam10): New define_insn_reservation.
24917 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24920 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24922 * config/i386/athlon.md (athlon_call_amdfam10,
24923 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24924 define_insn_reservation.
24925 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24926 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24927 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24931 * config/i386/athlon.md (athlon_sseld_amdfam10,
24932 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24933 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24935 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24937 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24938 define_insn_reservation.
24939 * config/i386/i386.md (sseins): Added sseins to define_attr type
24940 and define_attr unit.
24941 * config/i386/sse.md: Set type attribute to sseins for insertq
24944 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24946 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24947 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24948 ssecomi_load_amdfam10, ssecomi_amdfam10,
24949 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24950 define_insn_reservation.
24951 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24953 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24955 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24956 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24957 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24958 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24959 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24960 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24961 define_insn_reservation.
24963 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24964 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24965 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24966 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24967 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24971 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24972 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24973 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24974 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24975 athlon_ssemul_load_k8): Added amdfam10.
24977 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24979 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24980 (x86_sse_unaligned_move_optimal): New variable.
24982 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24984 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24985 for unaligned vector SSE double/single precision loads for AMDFAM10.
24987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24989 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24990 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24991 Define TARGET_CPU_DEFAULT_amdfam10.
24992 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24993 (processor_type): Add PROCESSOR_AMDFAM10.
24995 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24996 processor_type in config/i386/i386.h.
24997 Enable imul peepholes for TARGET_AMDFAM10.
24999 * config.gcc: Add support for --with-cpu option for amdfam10.
25001 * config/i386/i386.c (amdfam10_cost): New variable.
25002 (m_AMDFAM10): New macro.
25003 (m_ATHLON_K8_AMDFAM10): New macro.
25004 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25005 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25006 x86_promote_QImode, x86_integer_DFmode_moves,
25007 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25008 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25009 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25010 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25011 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25012 Enable/disable for amdfam10.
25013 (override_options): Add amdfam10_cost to processor_target_table.
25014 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25015 processor_alias_table.
25016 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25017 (ix86_adjust_cost): Add code for amdfam10.
25019 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25021 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25022 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25023 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25024 * config/i386/i386.h: Add builtin definition for SSE4A.
25025 * config/i386/i386.md: Add support for ABM instructions
25026 (popcnt and lzcnt).
25027 * config/i386/sse.md: Add support for SSE4A instructions
25028 (movntss, movntsd, extrq, insertq).
25029 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25030 Add -march=amdfam10 flag.
25031 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25032 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25034 * doc/extend.texi: Add documentation for SSE4A builtins.
25036 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25038 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25040 2007-02-05 Richard Guenther <rguenther@suse.de>
25042 * tree-vectorizer.h (vectorizable_function): Add argument type
25043 argument, change return type.
25044 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25045 * tree-vect-transform.c (vectorizable_function): Handle extra
25046 argument, return vectorized function decl.
25047 (build_vectorized_function_call): Remove.
25048 (vectorizable_call): Handle calls with result and argument types
25049 differing. Handle loop vectorization factor correctly.
25050 * targhooks.c (default_builtin_vectorized_function): Adjust for
25052 * targhooks.h (default_builtin_vectorized_function): Likewise.
25053 * target.h (builtin_vectorized_function): Add argument type
25055 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25056 extra argument, allow vectorizing of lrintf.
25057 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25058 documentation of target hook.
25060 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25063 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25064 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25065 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25067 2007-02-05 Roger Sayle <roger@eyesopen.com>
25069 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25070 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25071 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25072 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25073 before canonicalizing sincos to cexpi.
25074 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25076 2007-02-05 Roger Sayle <roger@eyesopen.com>
25078 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25079 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25080 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25082 2007-02-05 Roger Sayle <roger@eyesopen.com>
25084 * mips-tfile.c (initialize_init_file): Correct endianness test.
25086 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25088 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25089 the 'y' constraint.
25091 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25093 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25094 saves in a PARALLEL before the register assignments.
25096 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25098 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25099 DWARF_FRAME_RETURN_COLUMN to be a general register.
25100 * dwarf2out.c (init_return_column_size): New function, split from...
25101 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25102 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25103 to be nongeneral registers.
25104 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25106 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25107 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25109 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25111 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25113 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25115 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25116 (remove_path): Use can_remove_branch_p and remove_branch instead
25117 of loop_delete_branch_edge.
25118 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25119 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25120 Update profile using scale_dominated_blocks_in_loop.
25121 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25122 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25123 (can_remove_branch_p, remove_branch): Declare.
25124 * tree-cfg.c (tree_can_remove_branch_p): New function.
25125 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25126 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25127 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25129 2007-02-05 Jan Hubicka <jh@suse.cz>
25131 PR middle-end/30696
25132 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25133 nodes in cgraph, don't remove offline copy of the function.
25135 2007-02-04 Jan Hubicka <jh@suse.cz>
25137 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25138 vectors might cause maybe_lookup_element_for_expr to be called
25139 on non-sra-candidate.
25141 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25143 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25144 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25145 spelling conventions.
25147 2007-02-04 Richard Guenther <rguenther@suse.de>
25149 PR middle-end/30636
25150 * fold-const.c (try_move_mult_to_index): Make sure to not
25151 overflow one dimension of a multi-dimensional array access.
25153 2007-02-04 Jan Hubicka <jh@suse.cz>
25155 * passes.c (init_optimization_passes): Reindent.
25157 2007-02-04 Jan Hubicka <jh@suse.cz>
25158 Eric Botcazou <ebotcazou@adacore.com>
25160 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25161 (execute_fixup_cfg): Break out the abnormal goto code.
25162 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25163 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25164 (optimize_inline_calls): Call make_nonlocal_label_edges.
25166 2007-02-04 Jan Hubicka <jh@suse.cz>
25168 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25169 true when something was changed.
25170 (rename_ssa_copies): When something was changed, do
25171 TODO_remove_unused_locals.
25172 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25173 add TODO_remove_unused_locals when instruction was removed.
25175 2007-02-04 Jan Hubicka <jh@suse.cz>
25177 * ipa-inline.c (try_inline): Improve debug output; work on already
25179 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25180 call try_inline for already inlined edges too when flattening;
25181 inline also functions that make callee growth but overall unit size
25184 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25186 * config/m32c/bitops.md, config/m32c/jump.md,
25187 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25188 config/m32r/m32r.h, config/m32r/m32r.md,
25189 config/m32r/predicates.md, config/m68hc11/larith.asm,
25190 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25191 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25192 config/mips/mips-protos.h, config/mips/mips.c,
25193 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25194 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25195 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25196 spelling conventions.
25198 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25199 Follow spelling conventions.
25201 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25203 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25204 warn about C++0x compatibility.
25206 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25208 * config/h8300/h8300.c, config/h8300/h8300.h,
25209 config/h8300/h8300.md: Follow spelling conventions.
25211 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25213 PR middle-end/30667
25214 * combine.c (try_combine): Do not substitute source operand
25215 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25217 2007-02-03 Jan Hubicka <jh@suse.cz>
25219 PR gcov-profile/30650
25220 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25221 do not divide by zero for never executed counters.
25222 (tree_find_values_to_profile): Fix counters.
25223 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25225 2007-02-03 Ian Lance Taylor <iant@google.com>
25227 * lower-subreg.c (simple_move_operand): New static function,
25228 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25230 (simple_move): Call simple_move_operand.
25231 (find_decomposable_subregs): Add special handling of MEMs.
25232 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25233 meaning of return value. If we see a hard register, test whether
25234 it can store a word_mode value. Change all callers.
25236 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25238 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25239 ftrapv insns and expanders.
25240 (subdi3): Change define_expand operand 1 to arith11_operand, and
25241 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25242 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25243 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25246 PR middle-end/30174
25247 * varasm.c (notice_global_symbol): Treat global objects as weak when
25248 flag_shlib is true.
25250 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25252 * emit-rtl.c (dconstpi): Delete.
25253 (dconstsqrt2): New.
25254 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25255 * real.h (dconstpi): Delete.
25256 (dconstsqrt2): New.
25257 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25258 (fold_builtin_hypot): Likewise.
25260 2007-02-03 Tom Tromey <tromey@redhat.com>
25263 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25264 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25266 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25268 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25269 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25270 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25271 config/rs6000/cell.md, config/rs6000/darwin.h,
25272 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25273 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25274 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25275 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25276 typos. Follow spelling conventions.
25277 * doc/invoke.texi: Follow spelling conventions.
25279 2007-02-03 Roger Sayle <roger@eyesopen.com>
25281 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25282 canonicalization transformations that attempt to simplify integer
25283 constant comparisons to become comparisons against zero.
25285 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25287 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25289 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25290 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25292 2007-02-02 Mike Stump <mrs@apple.com>
25294 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25295 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25296 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25297 generate a branch island.
25299 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25301 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25302 (xtensa_legitimate_address_p): New.
25303 (xtensa_legitimize_address): New.
25304 (xtensa_output_addr_const_extra): New.
25305 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25307 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25308 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25309 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25310 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25311 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25312 (xtensa_legitimize_address): New.
25313 (xtensa_output_addr_const_extra): New.
25315 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25317 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25319 2007-02-02 Ian Lance Taylor <iant@google.com>
25321 * expmed.c (expand_divmod): Add comment.
25323 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25325 * emit-rtl.c (renumber_insns): Remove.
25326 * flags.h: Remove the extern for flag_renumber_insns.
25327 * rtl.h: Remove the prototype for renumber_insns.
25328 * toplev.c (flag_renumber_insns): Remove.
25330 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25332 Revert for x86 darwin:
25333 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25335 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25336 code before the following patch under TARGET_MACHO.
25337 (ix86_function_value_regno_p): Likewise.
25339 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25341 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25344 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25347 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25348 loads to general or fp registers. Add comments.
25349 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25351 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25353 * pointer-set.c (insert_aux): Only return insertion slot.
25354 (pointer_set_insert): Adjust.
25355 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25356 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25357 pointer_map_traverse): New.
25358 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25359 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25360 pointer_map_contains, pointer_map_traverse): Declare.
25362 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25364 PR middle-end/30473
25365 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25366 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25368 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25370 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25372 (struct _dep): New type.
25373 (dep_t): New typedef.
25374 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25375 (DEP_STATUS): New access macro. The macro with the same name was
25376 renamed to DEP_LINK_STATUS.
25377 (dep_init): Declare function
25379 (struct _dep_link): New type.
25380 (dep_link_t): New typedef.
25381 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25382 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25383 (DEP_LINK_STATUS): New macro.
25384 (debug_dep_links): New debug function.
25386 (struct _deps_list): New type.
25387 (deps_list_t): New typedef.
25388 (DEPS_LIST_FIRST): New access macro.
25389 (FOR_EACH_DEP_LINK): New cycle macro.
25390 (create_deps_list, free_deps_list, delete_deps_list): Declare
25392 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25393 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25394 (copy_deps_list_change_con): Ditto.
25396 (move_dep_link): Declare function.
25398 (struct _dep_node): New type.
25399 (dep_node_t): New typedef.
25400 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25402 (struct haifa_insn_data.back_deps): New field to hold backward
25403 dependencies of the insn.
25404 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25406 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25407 Change its type to deps_list_t.
25408 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25409 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25410 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25412 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25414 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25416 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25418 (dep_cost): Declare.
25420 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25421 (ds_to_dk, dk_to_ds): New functions.
25423 (init_dep_1): New static function.
25424 (init_dep): New function.
25425 (copy_dep): New static function.
25427 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25429 (detach_dep_link): New static function.
25430 (move_dep_link): New function.
25432 (dep_links_consistent_p, dump_dep_links): New static functions.
25433 (debug_dep_links): New debugging function.
25435 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25437 (alloc_deps_list, init_deps_list): New static functions.
25438 (create_deps_list): New function.
25439 (clear_deps_list): New static function.
25440 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25441 (deps_list_consistent_p, dump_deps_list): New static functions.
25442 (debug_deps_list): New function.
25443 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25445 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25447 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25448 use new scheduler dependencies lists.
25449 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25450 (sched_analyze): Ditto. Initialize dependencies lists.
25451 (add_forw_dep, compute_forward_dependences): Update to use new
25452 scheduler dependencies lists.
25454 (init_dependency_caches): Init deps_obstack.
25455 (free_dependency_caches): Free deps_obstack.
25457 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25458 new scheduler dependencies lists.
25459 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25460 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25462 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25463 Update to use new scheduler dependencies lists.
25464 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25465 (debug_dependencies): Ditto.
25466 (schedule_region): Update comments.
25468 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25469 scheduler dependencies lists.
25470 (schedule_ebb): Update comments.
25472 * rtl.def (DEPS_LIST): Remove.
25474 * lists.c (unused_deps_list): Remove.
25475 (free_list): Update assertions.
25477 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25478 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25480 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25481 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25483 * haifa-sched.c (comments): Update.
25484 (insn_cost1): Remove. Inline the code into insn_cost ().
25485 (insn_cost): Update to use new scheduler dependencies lists. Move
25486 processing of the dependency cost to dep_cost ().
25487 (dep_cost): New function. Use it instead of insn_cost () when
25488 evaluating cost of the dependency. Use compatible interface to
25489 interact with the target.
25490 (priority): Update to use new scheduler dependencies lists.
25491 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25492 with greater number of insns that depend on the insn.
25493 (schedule_insn): Update to use new scheduler dependencies lists. Add
25494 code to free backward dependencies lists. Inline and optimize code
25495 from resolve_dep () - see PR28071.
25496 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25497 lists. Update call to targetm.sched.is_costly_dependence hook.
25499 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25500 scheduler dependencies lists.
25502 (resolve_dep): Remove. Move the logic to schedule_insn ().
25503 (init_h_i_d): Initialize dependencies lists.
25505 (process_insn_depend_be_in_spec): Rename to
25506 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25507 dependencies lists.
25508 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25509 Update to use new scheduler dependencies lists.
25510 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25512 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25513 new scheduler dependencies lists.
25514 (build_intra_loop_deps): Ditto.
25516 * target.h (struct _dep): Declare to use in
25517 gcc_target.sched.is_costly_dependence.
25518 (struct gcc_target.sched.adjust_cost): Fix typo.
25519 (struct gcc_target.sched.is_costly_dependence): Change signature to
25520 use single dep_t parameter instead of an equivalent triad.
25521 (struct gcc_target.sched.adjust_cost_2): Remove.
25523 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25525 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25527 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25529 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25531 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25532 (REG_DEP_TRUE): Document.
25534 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25535 Change signature to correspond to the targetm.sched.adjust_cost hook.
25536 Update use in TARGET_SCHED_ADJUST_COST_2.
25537 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25538 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25539 new scheduler dependencies lists.
25540 (ia64_gen_check): Ditto.
25542 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25543 scheduler dependencies lists.
25545 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25546 signature to correspond to the targetm.sched.is_costly_dependence hook.
25547 (is_costly_group): Update to use new scheduler dependencies lists.
25549 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25550 instead of INSN_COST () macro.
25552 2007-02-01 Ian Lance Taylor <iant@google.com>
25554 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25556 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25558 * pa.md (tp_load): Correct mfctl instruction syntax.
25560 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25562 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25563 altivec_padding_size calculation on AIX. Improve comment, add
25564 assert to verify that it's right.
25566 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25569 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25571 PR inline-asm/28686
25572 * global.c (global_alloc): Add mising initialization of
25575 2007-02-01 Roger Sayle <roger@eyesopen.com>
25577 * alias.c (init_alias_analysis): Correct whitespace.
25578 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25579 partition_hot_cold_basic_blocks): Likewise.
25580 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25581 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25582 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25583 fold_builtin_snprintf_chk, fold_builtin_printf,
25584 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25585 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25586 * cfgcleanup.c (cleanup_cfg): Likewise.
25587 * cfgexpand.c (tree_expand_cfg): Likewise.
25588 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25589 * function.c (get_next_funcdef_no): Likewise.
25590 * gengtype.c (main): Likewise.
25591 * genmodes.c (main): Likewise.
25592 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25593 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25594 * ifcvt.c (noce_emit_move_insn): Likewise.
25595 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25597 * stor-layout.c (get_best_mode): Likewise.
25598 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25599 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25600 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25601 perform_var_substitution, solve_graph): Likewise.
25602 * tree-vrp.c (vrp_finalize): Likewise.
25604 2007-02-01 Ian Lance Taylor <iant@google.com>
25606 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25607 high part of a paradoxical subreg, return a constant zero.
25609 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25611 * toplev.c (lang_dependent_init): Call init_set_costs.
25612 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25614 2007-02-01 Richard Guenther <rguenther@suse.de>
25616 PR middle-end/30656
25617 * fold-const.c (fold_negate_expr): Allow negating a
25618 constant if overflow does not change.
25620 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25622 * doc/c-tree.texi (Expression trees): Improve markup.
25623 * doc/tm.texi (Register Classes, Addressing Modes)
25624 (Floating Point): Fix spacing after abbreviations. Fix some
25627 2007-02-01 Ben Elliston <bje@au.ibm.com>
25629 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25630 * doc/contrib.texi: Likewise.
25631 * doc/install.texi: Likewise.
25633 2007-01-31 Richard Henderson <rth@redhat.com>
25634 Ian Lance Taylor <iant@google.com>
25636 * lower-subreg.c: New file.
25637 * rtl.def (CONCATN): Define.
25638 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25639 pass_lower_subreg2.
25640 * emit-rtl.c (update_reg_offset): New static function, broken out
25641 of gen_rtx_REG_offset.
25642 (gen_rtx_REG_offset): Call update_reg_offset.
25643 (gen_reg_rtx_offset): New function.
25644 * regclass.c: Revert patch of 2006-03-05, restoring
25646 (clear_reg_info_regno): New function.
25647 * dwarf2out.c (concatn_loc_descriptor): New static function.
25648 (loc_descriptor): Handle CONCATN.
25649 * common.opt (fsplit_wide_types): New option.
25650 * opts.c (decode_options): Set flag_split_wide_types when
25652 * timevar.def (TV_LOWER_SUBREG): Define.
25653 * rtl.h (gen_reg_rtx_offset): Declare.
25654 (reg_scan_update): Declare.
25655 * regs.h (clear_reg_info_regno): Declare.
25656 * tree-pass.h (pass_lower_subreg): Declare.
25657 (pass_lower_subreg2): Declare.
25658 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25659 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25660 -fsplit-wide-types.
25661 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25662 * Makefile.in (OBJS-common): Add lower-subreg.o.
25663 (lower-subreg.o): New target.
25665 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25667 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25669 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25672 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25674 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25676 PR middle-end/29335
25677 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25679 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25681 * cfgloop.h: Include vec-prim.h.
25682 (enum li_flags): Remove LI_ONLY_OLD.
25683 (loop_iterator): Changed.
25684 (fel_next, fel_init): Iterate over loop tree.
25685 (FOR_EACH_LOOP_BREAK): New macro.
25686 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25688 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25689 * modulo-sched.c (sms_schedule): Ditto.
25690 * tree-vectorizer.c (vectorize_loops): Ditto.
25691 * doc/loop.texi: Update information on loop numbering and behavior of
25692 FOR_EACH_LOOP wrto new loops.
25693 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25694 add_to_evolution_1): Test nestedness of loops instead of comparing
25696 * tree-chrec.c (chrec_fold_plus_poly_poly,
25697 chrec_fold_multiply_poly_poly, chrec_evaluate,
25698 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25699 reset_evolution_in_loop): Ditto.
25700 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25702 2007-01-31 Dirk Mueller <dmueller@suse.de>
25704 * c-common.c (warn_about_parentheses): Separate warning about
25705 un-parenthized sequence of comparison operators from the one
25706 which is supposed to warn about x <= y <= z.
25708 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25710 * optabs.h (enum optab_index): Add new OTI_isinf.
25711 (isinf_optab): Define corresponding macro.
25712 * optabs.c (init_optabs): Initialize isinf_optab.
25713 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25715 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25716 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25718 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25719 expand_builtin_interclass_mathfn.
25720 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25721 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25722 (fxam<mode>2_i387): New insn pattern.
25723 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25724 built-in functions as x87 inline asm.
25726 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25728 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25730 2007-01-30 Eric Christopher <echristo@apple.com>
25732 * config.gcc: Add geode.
25734 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25736 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25737 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25738 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25739 value-prof.c: Fix comment typos.
25741 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25744 * doc/invoke.texi (Wpointer-arith): Document warning.
25746 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25748 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25749 the list of discrepancies from the draft TR.
25751 2007-01-30 Dirk Mueller <dmueller@suse.de>
25754 * doc/invoke.texi (-Wreturn-type): Update description to
25755 match new behavior.
25757 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25759 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25761 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25763 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25764 to handle optabs that operate on floating point input argument and
25765 output to integer output.
25766 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25767 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25768 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25769 expand_builtin_interclass_mathfn ().
25770 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25771 (ilogbsi2): Remove.
25772 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25773 ilogbl built-in functions as x87 intrinsics.
25775 2007-01-30 Richard Guenther <rguenther@suse.de>
25777 PR middle-end/27657
25778 * dwarf2out.c (reference_to_unused): Query varpool if the
25779 variable was output.
25781 2007-01-30 Richard Guenther <rguenther@suse.de>
25783 PR middle-end/30313
25784 * passes.c (execute_one_pass): Reset in_gimple_form to not
25785 confuse non-unit-at-a-time mode.
25787 2007-01-29 Roger Sayle <roger@eyesopen.com>
25788 Richard Guenther <rguenther@suse.de>
25790 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25791 avoid undefined behaviour on overflow. Use force_fit_type_double
25792 to construct the constant with the specified TREE_OVERFLOW.
25794 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25796 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25797 * config/dfp-bit.h: Ditto.
25799 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25801 * c-decl.c (pop_scope): Replace warnings with call to
25802 warn_for_unused_label.
25803 * c-common.h (warn_for_unused_label): Declare.
25804 * c-common.c (warn_for_unused_label): Define.
25806 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25808 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25811 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25813 * Makefile.in (USER_H): Remove decfloat.h.
25814 * ginclude/decfloat.h: Delete, moving contents to ...
25815 * ginclude/float.h: Add support for decimal floating point,
25816 guarded by __STDC_WANT_DEC_FP__.
25818 2007-01-29 Mike Stump <mrs@apple.com>
25820 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25821 Analysis and Representation to resolve case insensitive conflict.
25822 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25824 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25826 * tree.h (struct tree_memory_tag): Add aliases member.
25827 (MTAG_ALIASES): New macro.
25828 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25829 (add_may_alias): Remove pointer-set. Update for may_aliases being
25831 (mark_aliases_call_clobbered): Update for may_aliases being a
25833 (compute_tag_properties): Ditto.
25834 (create_partition_for): Ditto.
25835 (compute_memory_partitions): Ditto.
25836 (dump_may_aliases_for): Ditto.
25837 (is_aliased_with): Ditto.
25838 (add_may_alias_for_new_tag): Ditto.
25839 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25840 (compute_is_aliased): New function.
25841 (compute_may_aliases): Call compute_is_aliased).
25842 (init_alias_info): Initialize alias_bitmap_obstack.
25843 (union_alias_set_into): New function.
25844 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25845 (have_common_aliases_p): Rewrite to take two bitmaps and use
25847 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25848 Update for bitmaps.
25849 (finalize_ref_all_pointers): Update for add_may_alias changes.
25850 (new_type_alias): Ditto.
25851 * tree-flow-inline.h (may_aliases): Return a bitmap.
25852 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25853 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25854 may_aliases being a bitmap.
25855 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25856 may_aliases now returns a bitmap.
25857 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25859 * tree-ssa-operands.c (add_virtual_operand): Update for
25860 may_aliases being a bitmap.
25862 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25864 PR tree-optimization/30630
25865 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25866 variable as changed.
25868 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25871 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25872 expanded only once even if an error occurs.
25874 2007-01-29 Ben Elliston <bje@au.ibm.com>
25876 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25877 (__gcov_average_profiler): Likewise.
25878 (__gcov_ior_profiler): Likewise.
25879 (__gcov_merge_ior): Likewise.
25881 2007-01-28 Jan Hubicka <jh@suse.cz>
25883 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25884 * value-prof.c (stringop_block_profile): Likewise.
25886 2007-01-28 Jan Hubicka <jh@suse.cz>
25888 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25889 Add variant handling histograms; add wrapper.
25890 (clear_storage_via_libcall): Export.
25891 (emit_block_move_hints): Break out from ...; add histograms.
25892 (emit_block_move): ... this one.
25893 (clear_storage_hints): Break out from ...; add histograms.
25894 (clear_storage): ... this one.
25895 (set_storage_via_memset): Handle histogram.
25896 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25897 (clear_storage_hints, clear_storage_via_libcall): Declare.
25898 (set_storage_via_setmem): Update prototype.
25899 * doc/md.texi (movmem, setmem): Document new arguments.
25901 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25902 Add new histograms.
25903 (stringop_block_profile): New global function.
25904 (tree_stringops_values_to_profile): Profile block size and alignment.
25905 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25907 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25908 (stringop_block_profile): Declare.
25909 * builtins.c: Include value-prof.h.
25910 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25911 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25912 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25913 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25914 * profile.c (instrument_values): Add new counters.
25915 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25917 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25918 (tree_init_edge_profiler): Build new profilers.
25919 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25920 (pass_tree_profile): Add dump.
25921 (tree_profile_hooks): Update.
25922 * Makefile.in (LIBGCOV): Add new constants.
25923 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25924 __gcov_ior_profiler): New.
25925 * i386.md (movmem/setmem expanders): Add new optional arguments.
25927 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25929 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25931 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25933 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25934 (tree_unswitch_single_loop): Pass eni_size_weights to
25935 tree_num_loop_insns.
25936 * tree-ssa-loop-manip.c: Include tree-inline.h.
25937 (can_unroll_loop_p): Pass eni_size_weights to
25938 tree_num_loop_insns.
25939 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25940 Pass eni_size_weights to estimate_num_insns.
25941 * tree.h (init_inline_once): Export.
25942 * toplev.c (backend_init): Call init_inline_once.
25943 * cgraphunit.c (cgraph_process_new_functions,
25944 cgraph_analyze_function): Pass eni_inlining_weights to
25945 estimate_num_insns.
25946 * ipa-inline.c (compute_inline_parameters): Ditto.
25947 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25948 to estimate_num_insns.
25949 (try_unroll_loop_completely): Pass eni_size_weights to
25950 tree_num_loop_insns.
25951 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25952 ot estimate_num_insns.
25953 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25954 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25955 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25956 eni_time_weights): New variables.
25957 (init_inline_once): Initialize them.
25958 (struct eni_data): Mew.
25959 (estimate_num_insns_1, estimate_num_insns): Use weights.
25960 * tree-inline.h (struct eni_weights_d): New.
25961 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25962 (estimate_num_insns): Declaration changed.
25963 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25964 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25965 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25967 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25969 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25970 relations in the conflict function is valid.
25972 2007-01-27 Ian Lance Taylor <iant@google.com>
25974 * common.opt: Add fstrict-overflow.
25975 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25976 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25977 (TYPE_OVERFLOW_UNDEFINED): Define.
25978 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25980 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25981 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25982 (fold_negate_expr): Likewise.
25983 (make_range): Likewise.
25984 (extract_muldiv_1): Likewise.
25985 (maybe_canonicalize_comparison): Likewise.
25986 (fold_comparison): Likewise.
25987 (fold_binary): Likewise.
25988 (tree_expr_nonnegative_p): Likewise.
25989 (tree_expr_nonzero_p): Likewise.
25990 * tree-vrp.c (compare_values): Likewise.
25991 (extract_range_from_binary_expr): Likewise.
25992 (extract_range_from_unary_expr): Likewise.
25993 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25995 (nowrap_type_p): Likewise.
25996 * tree-scalar-evolution.c (simple_iv): Likewise.
25997 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25998 (build_range_check): Likewise.
25999 (extract_muldiv_1): Likewise.
26000 (fold_comparison): Likewise.
26001 * tree-vrp.c (vrp_int_const_binop): Likewise.
26002 (extract_range_from_unary_expr): Likewise.
26003 * convert.c (convert_to_integer): Likewise.
26004 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26005 (fold_comparison): Likewise.
26006 (fold_binary): Likewise.
26007 * optabs.c (optab_for_tree_code): Likewise.
26008 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26009 * simplify-rtx.c (simplify_const_relational_operation): Check
26010 flag_strict_overflow and flag_trapv.
26011 (simplify_const_relational_operation): Likewise.
26012 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26013 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26016 2007-01-27 Roger Sayle <roger@eyesopen.com>
26018 * tree.c (tree_fold_gcd): Delete.
26019 * tree.h (tree_fold_gcd): Remove prototype.
26020 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26021 test whether one constant integer is a multiple of another. Instead
26022 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26023 * fold-const.c (multiple_of_p): We've determined both TOP and
26024 BOTTOM are integer constants so we can call int_const_binop directly
26025 instead of the more generic const_binop.
26027 2007-01-27 Roger Sayle <roger@eyesopen.com>
26029 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26030 1*X check that the constant hasn't overflowed, to preserve the
26032 (round_up): Provide an efficient implementation when rouding-up an
26033 INTEGER_CST to a power-of-two.
26035 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26037 * doc/sourcebuild.texi: Add comma for clarity.
26038 * doc/extend.texi: Fix some typos.
26039 * doc/passes.texi: Likewise.
26040 * doc/cppinternals.texi: Likewise.
26041 * doc/c-tree.texi: Likewise.
26042 * doc/tree-ssa.texi: Likewise.
26043 * doc/install.texi: Likewise.
26045 2007-01-27 Jan Hubicka <jh@suse.cz>
26047 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26048 (pass_sra): Do not require alias information.
26049 * passes.c (init_optimization_passes): Add SRA
26051 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26053 * tracer.c (rest_of_handle_tracer): We already cleaned
26054 up the CFG in tracer() so don't do it here again.
26055 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26056 cleanup_cfg here, either. And don't call renumber_insns.
26058 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26059 and BB_HEAD are in the insn stream here. Instead make sure
26060 that BB_INSN is valid on all insns. Also, do check here that
26061 there are no pending branch predictions...
26062 (rtl_verify_flow_info): ...instead of doing it here. Checks
26063 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26066 2007-01-26 Roger Sayle <roger@eyesopen.com>
26068 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26069 function to simplify/factorize operand order canonicalization.
26070 (ix86_fixup_binary_operands): Reorganize using the above function.
26071 (ix86_binary_operator_ok): Likewise.
26073 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26075 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26076 file scope from optimize_attrs.
26077 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26079 (optimize_attrs): Clear insn_code_values after freeing it.
26081 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26083 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26084 a parts.base assignment.
26086 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26088 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26089 (compute_subscript_distance, initialize_data_dependence_relation,
26090 finalize_ddr_dependent, analyze_ziv_subscript,
26091 analyze_siv_subscript_cst_affine,
26092 compute_overlap_steps_for_affine_univar,
26093 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26094 analyze_siv_subscript, analyze_miv_subscript,
26095 analyze_overlapping_iterations, subscript_dependence_tester_1,
26096 compute_self_dependence, free_dependence_relation): Work
26097 with affine_fn instead of chrecs.
26098 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26099 common_affine_function, affine_function_base,
26100 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26101 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26102 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26103 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26104 (all_chrecs_equal_p): Removed.
26105 * tree-data-ref.h (affine_fn, conflict_function): New types.
26106 (struct subscript): Change type of conflicting_iterations_in_a
26107 and conflicting_iterations_in_b.
26109 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26112 * config/pa/pa.h (TARGET_HPUX_11): New.
26113 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26114 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26116 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26117 Richard Guenther <rguenther@suse.de>
26119 * tree-ssa-structalias.c (solve_graph): Handle case
26120 we merged the variable to another.
26122 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26124 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26127 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26128 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26130 2007-01-25 DJ Delorie <dj@redhat.com>
26132 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26133 allow changes to modes which don't fit in those registers.
26135 * reload1.c (choose_reload_regs): Check for invalid subregs before
26136 computing their locations, not after.
26138 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26141 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26142 save Altivec registers in an eh_return function.
26143 (compute_vrsave_mask): Likewise.
26144 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26145 for saving Altivec registers.
26146 (rs6000_emit_prologue): Don't allocate stack twice in
26147 eh_return function. Correct expected value of altivec_save_offset
26148 when using save_world. Describe save of R0 to stack when using
26149 save_world. Describe stack pointer adjustment when using
26150 save_world. Remove duplicated eh_return parameter register saving.
26151 Update sp_offset variable after save_world.
26152 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26154 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26155 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26158 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26160 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26162 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26165 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26166 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26168 2007-01-25 Richard Guenther <rguenther@suse.de>
26170 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26171 * common.opt (-Wcoverage-mismatch): New warning option.
26172 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26173 if -Wcoverage-mismatch is given.
26175 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26177 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26178 (ipcp_driver): Change to static definition.
26179 Add dumping of the ifunctions.
26180 (constant_val_insert): Remove unused parameter. Support for SSA.
26181 (ipcp_propagate_const): Support for SSA.
26182 (ipcp_profile_bb_print): Print only analyzed nodes.
26183 (ipcp_replace_map_create): Remove support for Fortran constant
26185 * ipa-prop.c (ipa_method_modify_stmt,
26186 ipa_callsite_compute_param): Support for SSA.
26187 * ipa-prop.h (ipcp_driver): Remove declaration.
26188 (IS_VALID_TREE_MAP_INDEX): Add define.
26190 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26192 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26194 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26196 PR middle-end/30447
26197 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26198 constant argument to cabs and do it without checking for
26199 -funsafe-math-optimizations.
26201 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26203 * c-common.h (RID_FIRST_CXX0X): New.
26204 (RID_LAST_CXX0X): New.
26205 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26207 * c.opt (Wc++0x-compat): New.
26208 * doc/invoke.texi (-Wc++0x-compat): Document.
26210 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26212 * builtins.c (fold_builtin_carg): New.
26213 (fold_builtin_1): Use it.
26215 2007-01-24 Jan Hubicka <jh@suse.cz>
26217 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26219 * ipa-inline.c (initial_insns, max_insns): Delete.
26220 (compute_max_insns): New function.
26221 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26222 amount of insns as base for code growth.
26223 (cgraph_decide_inlining): Make initial_insns local; do not compute
26225 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26226 * doc/invoke.texi (inline-unit-growth): Update docs.
26228 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26230 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26231 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26232 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26233 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26234 for CPUs that have PTA_CX16 set.
26236 PR middle-end/27416
26237 * gimplify.c (omp_check_private): New function.
26238 (gimplify_scan_omp_clauses): Use it for
26239 firstprivate/lastprivate/reduction.
26241 PR middle-end/30494
26242 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26243 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26245 PR middle-end/30421
26246 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26247 If lower_lastprivate_clauses emits some statements, append them
26248 to dlist rather than body_p and to body_p append an initializer.
26249 (lower_omp_for): Adjust caller.
26251 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26253 * target.h (globalize_decl_name): New.
26254 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26255 * output.h (default_globalize_decl_name): New.
26256 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26258 (globalize_decl): Ditto.
26259 (default_globalize_decl_name): New.
26260 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26261 (ia64_handle_version_id_attribute): New.
26262 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26263 (ia64_asm_output_external): Use globalize_decl_name instead
26264 of globalize_label.
26265 * doc/extend.texi (version_id): New pragma.
26266 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26268 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26270 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26271 _uleb128_t and _Unwind_SWord with _sleb128_t.
26272 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26273 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26275 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26276 * unwind-pe.h (read_uleb128, read_sleb128,
26277 read_encoded_value_with_base): Likewise.
26278 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26280 2007-01-24 Richard Guenther <rguenther@suse.de>
26282 * builtins.c (expand_builtin_cexpi): Get the fndecl
26283 for cexp in the correct way.
26285 2007-01-24 Jan Hubicka <jh@suse.cz>
26287 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26290 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26292 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26293 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26294 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26295 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26296 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26297 __SIZEOF_PTRDIFF_T__.
26298 * doc/cpp.texi: Documentation for the new builtin macros added.
26300 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26302 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26303 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26304 instead of operands[2] to avoid access past the end of array.
26306 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26308 * reload1.c (emit_reload_insns): Pass the reload register
26309 for a non-spill output reload through forget_old_reloads_1.
26311 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26313 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26314 _SOFT_DOUBLE if doubles use software floating-point.
26315 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26316 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26317 * config/rs6000/darwin-ldouble.c: Also compile functions for
26318 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26319 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26320 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26321 commented-out long double override.
26322 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26323 * config/rs6000/eabispe.h: Likewise.
26324 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26325 long double for non-SPE.
26326 (rs6000_handle_option): Likewise.
26327 (invalid_e500_subreg): Disallow more subregs involding DImode,
26328 DFmode, TImode or TFmode.
26329 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26331 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26333 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26334 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26336 (rs6000_legitimate_address): Also check for TFmode for E500
26338 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26339 (spe_build_register_parallel): Handle TFmode and TCmode.
26340 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26342 (function_arg): Handle TFmode and TCmode for E500 double.
26343 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26345 (print_operand): Handle TFmode and TImode for %y.
26346 (rs6000_generate_compare): Handle TFmode comparisons for E500
26348 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26349 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26350 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26351 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26352 TFmode for E500 double.
26353 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26354 (floatsidf2): Enable for E500 double.
26355 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26356 (extenddftf2): Change to extenddftf2_fprs.
26357 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26358 depending on TARGET_E500_DOUBLE.
26359 (extendsftf2): Enable for E500 double.
26360 (trunctfdf2): Enable for E500 double.
26361 (trunctfsf2): Change to trunctfsf2_fprs.
26362 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26363 depending on TARGET_E500_DOUBLE.
26364 (floatsitf2): Enable for E500 double.
26365 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26366 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26367 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26368 (negtf2): Change to negtf2_internal.
26369 (negtf2): New expander.
26370 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26371 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26372 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26373 (movdi_internal32): Use rs6000_nonimmediate_operand.
26374 (unnamed splitter): Likewise.
26375 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26376 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26377 (SPE64TF, DITI): New mode macros.
26378 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26381 (frob_<mode>_di_2): New.
26382 (frob_tf_di_8_2): New.
26383 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26385 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26387 (frob_ti_<mode>_8_2): New.
26388 (frob_ti_tf_2): New.
26389 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26390 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26392 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26393 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26394 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26395 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26396 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26397 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26400 2007-01-23 Ian Lance Taylor <iant@google.com>
26402 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26404 (OBJS-archive): Reformat, alphabetize.
26405 (OBJS): Change out_object_file to OBJS-md.
26407 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26410 JUMP_P and CALL_P predicates where applicable.
26411 * config/i386/i386.c: Ditto.
26412 * config/i386/i386.md: Ditto.
26413 * config/i386/mmx.md: Ditto.
26414 * config/i386/predicates.md: Ditto.
26416 2007-01-22 Andreas Schwab <schwab@suse.de>
26418 * config/m68k/m68k.h: Fix comment.
26420 2007-01-22 Jan Hubicka <jh@suse.cz>
26422 * passes.c (init_optimization_passes): Do not rerun
26423 pass_early_warn_uninitialized.
26425 2007-01-22 Richard Guenther <rguenther@suse.de>
26427 PR tree-optimization/30038
26428 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26430 (execute_cse_sincos_1): Likewise.
26431 (execute_cse_sincos): Likewise.
26432 (gate_cse_sincos): Likewise.
26433 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26434 the cexpi() canonicalization of sincos().
26435 * tree-pass.h (pass_cse_sincos): Declare.
26436 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26438 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26440 PR rtl-optimization/29329
26441 * combine.c (replaced_rhs_insn): Rename to i2mod.
26442 (replaced_rhs_value): Rename to i2mod_new_rhs.
26443 (i2mod_old_rhs): New global variable.
26444 (combine_instructions): Adjust for above change. Save a copy of
26445 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26446 note are substituted in the second instruction.
26447 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26448 ditch the note if it pertains to the second eliminated register
26449 and this register is mentioned in i2mod_old_rhs.
26452 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26454 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26455 the insn to which the note was originally attached.
26457 2007-01-21 Jan Hubicka <jh@suse.cz>
26459 * ipa-inline.c (inlining_mode): Comment, move up.
26460 (cgraph_decide_inlining_incrementally): Do not perform inlining
26461 itself; fix handling of flattening of self recursive functions.
26462 (cgraph_find_cycles): Remove.
26463 (cgraph_flatten_node): Remove.
26464 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26465 (try_inline): New function.
26466 (cgraph_early_inlining): Update call of
26467 cgraph_decide_inlining_incrementally. Apply inlining here.
26468 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26470 2007-01-21 Dirk Mueller <dmueller@suse.de>
26473 * tree-vrp.c (check_array_bounds): do not warn
26474 about ADDR_EXPR's of ARRAY_REF's which are immediately
26475 used in binary expressions.
26477 2007-01-21 Ira Rosen <irar@il.ibm.com>
26479 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26480 read_write_dep and macros for its access.
26481 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26482 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26483 argument, call vect_check_interleaving for every independent pair of
26484 data-refs. Mark loads that access the same memory location as a store
26486 (vect_check_dependences): Remove.
26487 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26488 call, fix the call to vect_analyze_data_ref_dependence.
26489 (vect_analyze_data_ref_access): For statements that access the same
26490 data-ref, check that they are not stores; for loads, check that there
26491 is no store that access the same location.
26493 2007-01-20 Roger Sayle <roger@eyesopen.com>
26494 Joseph Myers <joseph@codesourcery.com>
26496 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26497 (-fdump-rtl-stack): Likewise.
26498 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26499 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26500 (-mpt-fixed): Use @minus{} for minus sign.
26501 (Using Precompiled Headers): Fix under/overfull hbox.
26503 2007-01-20 Jan Hubicka <jh@suse.cz>
26505 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26506 place within annotation.
26508 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26510 * pa.c (output_move_double): Change array size of xoperands to 4.
26512 2007-01-20 Jan Hubicka <jh@suse.cz>
26514 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26517 2007-01-19 Ian Lance Taylor <iant@google.com>
26519 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26520 constant to unsigned HOST_WIDE_INT before negating.
26522 2007-01-19 Ian Lance Taylor <iant@google.com>
26524 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26526 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26527 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26528 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26529 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26530 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26531 (realloc_vdef, realloc_vuse): Change second parameter to
26533 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26534 fields to unsigned.
26535 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26536 unsigned. Change x and lim locals to unsigned.
26537 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26539 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26540 (copy_virtual_operands): Change i and n locals to unsigned.
26542 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26544 PR middle-end/29335
26545 * builtins.c (fold_builtin_1): Handle builtin fdim.
26547 2007-01-20 Jan Hubicka <jh@suse.cz>
26549 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26550 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26551 init_alias_heapvars.
26552 (init_alias_heapvars): Initialize only when not already initialized.
26553 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26555 2007-01-19 Roger Sayle <roger@eyesopen.com>
26557 * common.opt (fsigned-zeros): New command line option.
26558 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26559 of flag_unsafe_math_optimizations.
26560 * opts.c (set_fast_math_flags): The -ffast-math command line option
26561 implies -fno-signed-zeros.
26562 (fast_math_flags_set_p): Likewise.
26564 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26565 the documentation of -ffast-math appropriately. Wrap long lines.
26567 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26569 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26570 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26572 2007-01-19 Tomas Bily <tbily@suse.cz>
26574 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26576 (tree_init_ic_make_global_vars): New function
26577 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26578 (tree_gen_ic_profiler): New function
26579 (tree_gen_ic_func_profiler): New function
26580 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26581 (tree_profile_hooks): Added hook for indirec/virtual calls
26582 * value-prof.c (tree_find_values_to_profile): New case for
26584 (tree_values_to_profile): Call for determining indirect/virtual
26586 (tree_indirect_call_to_profile): New function
26587 (tree_ic_transform): New function
26588 (tree_ic): New function
26589 (find_func_by_pid): New function
26590 (init_pid_map): New function
26591 (tree_value_profile_transformations): Added check for
26592 indirect/virtual call transformation
26593 * value-prof.h (enum hist_type): New counter type for
26594 indirect/virtual calls
26595 (profile_hooks): Added new hook for profiling indirect/virtual
26597 * profile.c (instrument_values): New case for indirect/virtual
26599 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26600 (GCOV_COUNTER_V_INDIR): New counter type
26601 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26602 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26604 * cgraph.c: Definition of cgraph_max_pid
26605 (cgraph_create_node): Default init of pid attribute
26606 * cgraph.h: Declaration of cgraph_max_pid
26607 (struct cgraph_node): Added pid attribute
26608 * libgcov.c (__gcov_indirect_call_profiler): New function
26609 (__gcov_one_value_profiler_body): New function
26610 (__gcov_one_value_profiler): Body was moved to
26611 __gcov_one_value_profiler_body and calls it
26613 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26615 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26616 * gengtype.c (write_types_data, write_func_for_structure,
26617 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26618 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26619 (walk_type, write_func_for_structure): Generate the mark_hook if
26622 2007-01-19 Jan Hubicka <jh@suse.cz>
26624 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26625 'early' argument take inlining mode argument specifying whether to
26626 inline for size/speeed or all functions; add support for flattening;
26628 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26630 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26633 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26634 the name of the declared identifier.
26636 2007-01-19 Dirk Mueller <dmueller@suse.de>
26638 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26639 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26640 duplicate evaluation.
26642 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26644 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26645 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26646 to XFMode, use acosxf2 and truncate result to requested mode.
26647 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26648 (asin<mode>2): Similarly, with asin expanders.
26649 (*fscalexf4_i387): Rename from *fscalexf4.
26650 (expNcorexf3): New expander.
26651 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26652 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26653 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26654 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26655 patterns for SSE math.
26656 (exp10<mode>2): Similarly, with exp10 expanders.
26657 (exp2<mode>2): Similarly, with exp2 expanders.
26658 (expm1<mode>2): Similarly, with expm1 expanders.
26659 (ldexp<mode>3): Similarly, with ldexp expanders.
26660 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26661 Use gen_truncxf<mode>2_i387_noop to truncate result.
26663 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26665 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26666 for ColdFire targets.
26668 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26669 Richard Sandiford <richard@codesourcery.com>
26671 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26672 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26673 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26674 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26675 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26676 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26678 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26680 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26681 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26682 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26683 (*adddi_dilshr32_cf): New pattern.
26684 (adddi3, subdi3): Remove first alternatives.
26686 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26688 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26689 implemented using move.l, do not use its cc result for floating-point
26692 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26694 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26695 from accepting 's' constraints if flag_pic.
26697 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26699 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26700 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26701 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26702 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26704 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26706 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26707 ColdFire alternatives.
26708 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26709 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26710 architectures that support ff1 instruction.
26712 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26713 Julian Brown <julian@codesourcery.com>
26715 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26716 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26717 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26720 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26722 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26724 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26725 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26726 HOST_WIDE_INT instead of an rtx.
26727 (m68k_rtx_costs): Update call accordingly.
26728 (output_move_const_into_data_reg): Likewise. Fix formatting.
26729 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26731 (output_move_simode_const): Update calls after above changes.
26732 Rework to use automatic variables and predicates like MEM_P.
26733 * config/m68k/m68k.md (pushexthisi_const): Update call to
26736 2007-01-19 Dirk Mueller <dmueller@suse.de>
26738 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26739 in dump_flags test.
26741 2007-01-19 Richard Guenther <rguenther@suse.de>
26743 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26744 via cexp in case sincos is not available.
26746 2007-01-19 Richard Guenther <rguenther@suse.de>
26748 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26749 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26750 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26751 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26752 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26753 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26754 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26755 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26757 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26759 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26761 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26762 (atan2xf3): Directly generate RTL pattern.
26763 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26764 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26765 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26766 disable patterns for SSE math.
26767 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26768 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26769 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26770 disable patterns for SSE math.
26772 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26774 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26776 2007-01-18 Roger Sayle <roger@eyesopen.com>
26778 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26779 VIEW_CONVERT_EXPR to the same type as it's operand.
26781 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26783 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26784 configured for long double 128.
26786 2007-01-18 Mike Stump <mrs@apple.com>
26788 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26791 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26793 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26796 2007-01-18 Jan Hubicka <jh@suse.cz>
26798 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26799 greater than NUM_VOP_FREE_BUCKETS.
26801 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26803 * tree-ssa-structalias.c: Update comments.
26804 (ptabitmap_obstack): Removed.
26805 (pta_obstack): New.
26806 (oldpta_obstack): Ditto.
26807 (stats): Add a few members.
26808 (struct variable_info): Remove node, complex, address_taken, and
26809 indirect_target members. Add oldsolution member.
26810 (new_var_info): Do not initialize removed members.
26811 (constraint_expr_type): Remove INCLUDES.
26812 (constraint_graph): Add size, implicit_preds, rep,
26813 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26814 (FIRST_REF_NODE): New macro.
26815 (LAST_REF_NODE): Ditto.
26816 (FIRST_ADDR_NODE): Ditto.
26817 (find): New function.
26819 (dump_constraint): Do not handle INCLUDES.
26820 (insert_into_complex): Do not insert duplicate constraints.
26821 (condense_varmap_nodes): Renamed and rewritten into ...
26822 (merge_node_constraints): This. Also fix bug in handling of
26823 offseted copy constraints.
26824 (clear_edges_for_node): No longer need to deal with preds at all,
26825 or removing associated preds/succs.
26826 (merge_graph_nodes): Deal with indirect_cycles.
26827 Don't deal with predecessors.
26828 (add_implicit_graph_edge): New function.
26829 (add_pred_graph_edge): Ditto.
26830 (add_graph_edge): Don't deal with predecessors.
26831 (build_constraint_graph): Removed.
26832 (build_pred_graph): New function.
26833 (build_succ_graph): Ditto.
26834 (struct scc_info): Removed in_component. Added roots, dfs, and
26835 node_mapping. Remove visited_index, unification_queue.
26836 (scc_visit): Deal with union-find we do now.
26837 Deal with cycles with REF nodes.
26838 (collapse_nodes): Renamed and rewritten to ...
26839 (unify_nodes): This.
26840 (process_unification_queue): Removed.
26841 (topo_visit): Cleanup
26842 (do_da_constraint): Use find.
26843 (do_sd_constraint): Ditto.
26844 (do_ds_constraint): Ditto.
26845 (do_complex_constraint): Ditto.
26846 (init_scc_info): Update for removed and added members.
26847 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26848 (find_indirect_cycles): This.
26849 (equivalence_class): New variable.
26850 (label_visit): New function.
26851 (perform_variable_substitution): Rewritten.
26852 (free_var_substitution_info): New function.
26853 (find_equivalent_node): Ditto.
26854 (move_complex_constraints): Ditto.
26855 (eliminate_indirect_cycles): Ditto.
26856 (solve_graph): Only propagate changed bits.
26857 Use indirect cycle elimination.
26859 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26860 (tree_id_eq): Renamed to ...
26861 (tree_vi_eq): This. Update for member change
26862 (insert_id_for_tree): Renamed and rewritten to ...
26863 (insert_vi_for_tree): This.
26864 (lookup_id_for_tree): Renamed and rewritten to ...
26865 (lookup_vi_for_tree): This.
26866 (get_id_for_tree): Renamed and rewritten to ...
26867 (get_vi_for_tree): Ditto.
26868 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26869 (process_constraint): Don't handle INCLUDES.
26870 Remove special ADDRESSOF case.
26871 (find_func_aliases): Rewrite to use vi functions instead of id
26873 (create_function_info_for): Ditto.
26874 (create_variable_info_for): Ditto.
26875 (intra_create_variable_infos): Ditto.
26876 (merge_smts_into): Ditto.
26877 (find_what_p_points_to): Ditto.
26878 (init_base_vars): Ditto.
26879 (init_alias_vars): Ditto.
26880 (remove_preds_and_fake_succs): New function.
26881 (dump_sa_points_to_info): Dump new stats.
26882 (dump_solution_for_var): Use find.
26883 (set_used_smts): Fix formatting.
26884 (compute_points_to_sets): Updated for new functions.
26885 (ipa_pta_execute): Ditto.
26887 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26888 Richard Sandiford <richard@codesourcery.com>
26890 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26892 * calls.c (expand_call): If the return value is a PARALLEL,
26893 extract its first member.
26894 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26895 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26896 use FUNCTION_EXTRA_EPILOGUE.
26897 (m68k_function_value): Return a PARALLEL if the return value
26898 is of a pointer type.
26899 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26900 (FUNCTION_EXTRA_EPILOGUE): Remove.
26901 * config/m68k/m68k.md (D0_REG): New constant.
26903 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26905 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26906 output a NOP for empty epilogues.
26908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26910 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26911 before function. Extend register save check to include all
26912 registers, not just integer ones.
26914 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26916 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26917 (m68k_use_return_insn): ...this.
26918 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26919 * config/m68k/m68k.c (use_return_insn): Rename to...
26920 (m68k_use_return_insn): ...this.
26921 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26922 of USE_RETURN_INSN.
26924 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26926 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26927 nearest even, fix denormal rounding overflow.
26929 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26931 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26932 f%$smove and f%$move.
26933 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26934 (extendsfdf2_cf): Use fdmove instead of f%&move.
26935 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26936 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26940 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26945 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26946 (coldfire_single_format): Declare.
26947 (coldfire_double_format): Likewise.
26948 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26949 of qnan_msb_set to determine the lower bits of a canonical
26951 (encode_ieee_double): Likewise.
26952 (encode_ieee_quad): Likewise.
26953 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26954 (mips_single_format): Likewise.
26955 (ieee_double_format): Likewise.
26956 (mips_double_format): Likewise.
26957 (ieee_extended_motorola_format): Likewise.
26958 (ieee_extended_intel_96_format): Likewise.
26959 (ieee_extended_intel_128_format): Likewise.
26960 (ieee_extended_intel_96_round_53_format): Likewise.
26961 (ibm_extended_format): Likewise.
26962 (mips_extended_format): Likewise.
26963 (ieee_quad_format): Likewise.
26964 (mips_quad_format): Likewise.
26965 (vax_f_format): Likewise.
26966 (vax_d_format): Likewise.
26967 (vax_g_format): Likewise.
26968 (i370_single_format): Likewise.
26969 (i370_double_format): Likewise.
26970 (decimal_single_format): Likewise.
26971 (decimal_double_format): Likewise.
26972 (decimal_quad_format): Likewise.
26973 (c4x_single_format): Likewise.
26974 (c4x_extended_format): Likewise.
26975 (real_internal_format): Likewise.
26976 (coldfire_single_format): New real_format.
26977 (coldfire_double_format): Likewise.
26978 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26979 canonical_nan_lsbs_set.
26980 (pdp11_d_format): Likewise.
26981 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26982 if TARGET_COLDFIRE_CPU.
26984 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26986 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26987 (output_call, m68k_legitimize_call_address): Declare.
26988 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26989 parenthesees. Add support for a 'W' constraint.
26990 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26991 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26992 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26993 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26995 (override_options): Initialize them. Do not set flag_no_function_cse
26996 for TARGET_ID_SHARED_LIBRARY.
26997 (m68k_output_pic_call): Delete.
26998 (m68k_legitimize_call_address): New function.
26999 (print_operand): Remove the %o prefix. Handle the %p prefix.
27000 (output_call): New function.
27001 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27002 target address from the GOT if symbolic jumps are not allowed.
27003 * config/m68k/m68k.md (call, general_operand): Do not set
27004 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27005 Merge separate flag_pic and !flag_pic define_insns into...
27006 (*call, *call_value): ...these new patterns. Match the address
27007 rather than the containing MEM and require it to be a call_operand.
27008 Use output_call to generate the asm template.
27009 * config/m68k/predicates.md (const_call_operand): New predicate.
27010 (call_operand): Likewise.
27012 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27014 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27015 (STACK_GROWS_DOWNWARD): Define to 1.
27016 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27017 comments, emphasizing that these values are only defaults.
27018 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27019 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27023 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27025 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27026 Richard Sandiford <richard@codesourcery.com>
27028 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27029 (FP_REGNO_P): New macros.
27030 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27031 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27032 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27033 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27035 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27037 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27038 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27040 * config/m68k/t-floatlib: New file, extracting common code from...
27041 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27042 * config/m68k/t-uclinux: Here.
27043 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27044 routines on ColdFire targets.
27046 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27048 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27049 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27050 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27051 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27052 explicitly set MOTOROLA to 1.
27053 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27055 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27056 Nathan Sidwell <nathan@codesourcery.com>
27058 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27059 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27060 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27061 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27062 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27063 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27064 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27065 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27066 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27067 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27068 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27069 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27070 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27071 (DBX_REGISTER_NUMBER): Delete.
27072 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27073 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27074 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27076 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27078 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27079 * config/flat.h: New file.
27080 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27081 OBJECT_FORMAT_FLAT.
27082 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27083 indirect references for -msep-data or -mid-shared-library.
27084 Do not use PC-relative code addresses either.
27085 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27087 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27088 for shared libraries and crt1.o for executables. Use crti.o and
27090 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27091 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27092 Do not add -elf2flt or -shared-lib-id options here.
27093 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27094 Pass -shared-lib-id if -mid-shared-library, taking the library
27095 identifier from -mshared-library-id if given, otherwise
27097 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27098 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27099 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27100 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27101 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27102 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27104 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27105 jump sequence for ISA A and ISA A+.
27106 (PICJUMP): Likewise.
27108 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27110 * config.gcc (m68k-*-uclinux*): Base the port on the common
27111 and m68k GNU/Linux files rather than on the generic ELF ones.
27112 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27113 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27115 2007-01-18 Julian Brown <julian@codesourcery.com>
27116 Richard Sandiford <richard@codesourcery.com>
27118 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27119 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27120 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27122 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27123 80 unconditionally.
27124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27126 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27128 * doc/install.texi: Document m68k-uclinuxoldabi.
27129 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27130 * config/m68k/uclinux-oldabi.h: New file, copied from
27131 config/m68k/uclinux.h.
27133 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27135 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27136 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27137 (m32r_compute_frame_size): Use unsigned for regno.
27138 (m32r_reload_lr): Use gen_frame_mem.
27140 (m32r_output_function_epilogue): Don't output the function epilogue
27142 (m32r_expand_epilogue): New.
27143 (direct_return): Return false if the function has the interrupt
27145 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27146 * config/m32r/m32r.md (epilogue): New expander.
27147 (return_lr, return_rte): New insns.
27148 (return): Make it expander.
27149 (return_normal): New expander.
27151 2007-01-18 Josh Conner <jconner@apple.com>
27154 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27155 support for UNLE, UNLT, UNGE, and UNGT.
27157 2007-01-18 Jan Hubicka <jh@suse.cz>
27159 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27160 * tree-tailcall (add_virtual_phis): Likewise.
27161 (optimize_tail_call): Return TODOs.
27162 (execute_tail_calls): Return TODOs.
27163 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27164 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27166 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27167 Cleanup cfg using TODO.
27168 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27169 * passes.c (execute_function_todo): When cleanup did something, remove
27171 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27172 (make_edges): Don't cleanup_cfg.
27174 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27176 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27177 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27178 operate on the top of stack.
27179 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27180 register handling of instructions that output to the second
27182 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27183 (move_for_stack_reg): Special-case check for dead destination
27184 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27186 * config/i386/i386.md (UNSPEC_TAN): New constant.
27187 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27188 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27189 to correctly model move of constant 1.0 to top stack slot.
27190 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27191 (unnamed peephole2 pattern): Remove corresponding peephole2
27192 pattern that optimizes tan insn and loading of constant 1.0.
27193 (tanxf2): Use fptanxf4_i387.
27194 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27195 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27196 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27197 disable patterns for SSE math.
27198 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27199 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27201 2007-01-18 Dirk Mueller <dmueller@suse.de>
27202 Richard Guenther <rguenther@suse.de>
27205 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27206 * common.opt (Warray-bounds): Add new warning option.
27207 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27209 * Makefile.in: make tree-vrp.o depend on toplev.h
27210 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27212 (check_array_refs, check_array_bounds, check_array_ref): New.
27214 2007-01-18 Jan Hubicka <jh@suse.cz>
27216 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27217 (execute_ssa_ccp): Return flags conditionally.
27218 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27220 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27222 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27224 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27225 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27227 * Makefile.c (GTFILES): Add cfglayout.h.
27228 * gengtype.c (open_base_files): Likewise.
27229 * cfglayout.c (cfg_layout_function_footer,
27230 cfg_layout_function_header) Reindent to make gengtype happy.
27231 * cfglayout.h (cfg_layout_function_footer,
27232 cfg_layout_function_header): Add GTY(()) marker.
27234 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27236 2007-01-18 Ben Elliston <bje@au.ibm.com>
27238 * genautomata.c (write_automata): Include xstrerror output in the
27239 error message if writing the DFA description file fails.
27241 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27243 * config/mips/mips-protos.h (mips_output_external): Make it
27245 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27246 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27247 (extern_list): Likewise.
27248 (extern_head): Likewise.
27249 (TARGET_ASM_FILE_END): Likewise.
27250 (mips_file_end): Likewise.
27251 (mips_output_external): Rewritten.
27253 2007-01-18 Ben Elliston <bje@au.ibm.com>
27255 * genpreds.c (write_insn_preds_c): Only write out the function
27256 body for regclass_for_constraint if we have register constraints.
27258 2007-01-17 Tom Tromey <tromey@redhat.com>
27260 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27261 * doc/install.texi (Testing): Use sourceware.org.
27262 (Binaries): Likewise.
27263 (Specific): Likewise.
27264 * doc/contrib.texi (Contributors): Use sourceware.org.
27266 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27268 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27269 (AVR_ENHANCED): Rename to ...
27270 (AVR_HAVE_MUL): ... new.
27271 (avr_enhanced_p): Rename to ...
27272 (avr_have_mul_p): ... new.
27273 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27274 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27275 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27276 (avr_have_mul_p): ... new.
27277 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27278 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27279 'avr_enhanced_p' and 'enhanced'.
27280 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27281 AVR_HAVE_MUL instead of AVR_ENHANCED.
27282 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27283 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27284 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27285 instead of AVR_ENHANCED.
27286 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27287 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27288 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27290 2007-01-17 Ian Lance Taylor <iant@google.com>
27292 * vec.h (VEC_reserve_exact): Define.
27293 (vec_gc_p_reserve_exact): Declare.
27294 (vec_gc_o_reserve_exact): Declare.
27295 (vec_heap_p_reserve_exact): Declare.
27296 (vec_heap_o_reserve_exact): Declare.
27297 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27299 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27300 negative parameter.
27301 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27302 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27303 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27304 * vec.c (calculate_allocation): Add exact parameter. Change all
27306 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27307 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27308 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27309 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27310 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27311 (vec_heap_p_reserve_exact): New function.
27312 (vec_heap_o_reserve_exact): New function.
27314 2007-01-17 Jan Hubicka <jh@suse.cz>
27316 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27318 2007-01-17 Eric Christopher <echristo@apple.com>
27320 * config.gcc: Support core2 processor.
27322 2007-01-16 Jan Hubicka <jh@suse.cz>
27324 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27325 the names, just unlink the chain so we don't crash on dangling
27329 2007-01-16 Jan Hubicka <jh@suse.cz>
27331 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27332 * tree-pass.h: Reorder to make IPA passes appear toegher.
27333 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27335 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27336 parameters, do not call early inliner.
27337 * ipa-inline.c: Update comments. Include tree-flow.h
27338 (cgraph_decide_inlining): Do not compute inlining parameters.
27339 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27340 be called with function context set up.
27341 (pass_ipa_inline): Remove unreachable functions before pass.
27342 (cgraph_early_inlining): Simplify assuming to be called from the
27344 (pass_early_inline): New pass.
27345 (cgraph_gate_ipa_early_inlining): New gate.
27346 (pass_ipa_early_inline): Turn into simple wrapper.
27347 (compute_inline_parameters): New function.
27348 (gate_inline_passes): New gate.
27349 (pass_inline_parameters): New pass.
27350 (apply_inline): Move here from tree-optimize.c
27351 (pass_apply_inline): New pass.
27352 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27354 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27355 doing them by hand.
27356 (tree_function_versioning): Do not allocate dummy struct function.
27357 * tree-inline.h (optimize_inline_calls): Update prototype.
27358 * tree-optimize.c (execute_fixup_cfg): Export.
27359 (pass_fixup_cfg): Remove
27360 (tree_rest_of_compilation): Do not apply inlines.
27361 * tree-flow.h (execute_fixup_cfg): Declare.
27362 * Makefile.in (gt-passes.c): New.
27363 * passes.c: Include gt-passes.h
27364 (init_optimization_passes): New passes.
27365 (nnodes, order): New static vars.
27366 (do_per_function_toporder): New function.
27367 (execute_one_pass): Dump current pass here.
27368 (execute_ipa_pass_list): Don't dump current pass here.
27370 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27372 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27373 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27375 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27377 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27378 (strong_alias): Define.
27379 (__gcc_qmul): Provide non-FMA for soft-float.
27380 (__gcc_qdiv): Same.
27385 (__gcc_qunord): New.
27395 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27396 soft-float functions.
27397 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27398 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27399 about long double soft float.
27401 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27402 Tehila Meyzels <tehila@il.ibm.com>
27404 * tree-vectorizer.h (is_pattern_stmt_p): New.
27405 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27406 formatting (tabs instead of spaces). Cleanup and clarify setting
27407 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27408 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27409 (vectorizable_type_demotion): Check that types are integral.
27410 (vectorizable_type_promotion): Likewise.
27411 (vectorizable_store): Fix typo. Eliminate new-line at end of
27414 2007-01-16 Jan Hubicka <jh@suse.cz>
27416 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27419 2007-01-15 Eric Christopher <echristo@apple.com>
27421 * ifcvt.c: Include vec.h, vecprim.h.
27422 (check_cond_move_block): New argument regs.
27423 Reorganize. Add registers used to regs.
27424 (cond_move_process_if_block): Use regs set above as
27427 2007-01-15 Eric Christopher <echristo@apple.com>
27429 * config/darwin.h: Update copyright.
27430 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27431 (LINK_COMMAND_SPEC): Add -u.
27432 (LINK_SPEC): Fix umbrella for above.
27434 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27436 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27439 2007-01-15 Tom Tromey <tromey@redhat.com>
27441 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27442 * doc/install.texi (Testing): Don't mention jacks.
27443 (Configuration): Document --enable-java-maintainer-mode. Move
27444 --with-java-home to libgcj-specific section. Document
27446 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27448 2007-01-15 Jan Hubicka <jh@suse.cz>
27450 * tree-ssa-dce.c (DCE_TODOs): New.
27451 (propagate_necessity): Return if something changed.
27452 (eliminate_unnecessary_stmts): Likewise.
27453 (perform_tree_ssa_dce): Return TODO flags when needed.
27454 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27456 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27458 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27459 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27460 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27461 patterns using X87MODEF12 mode macro. Extend operand 1
27462 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27463 (log10<mode>2): Ditto.
27464 (log2<mode>2): Ditto.
27465 (log1p<mode>2): Ditto.
27466 (logb<mode>2): Ditto.
27467 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27468 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27469 (*fxtractxf3_i387): Rename from *fxtractxf3.
27470 (fxtract_extend<mode>xf3_i387): New insn pattern.
27471 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27472 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27473 and gen_fyl2xxf3_i387().
27475 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27477 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27478 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27479 get_loop_exit_edges. Changed return type to bool.
27480 * cfgloop.h (fix_loop_placement): Declaration removed.
27482 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27484 * param.h (MIN_VECT_LOOP_BOUND): New.
27485 * params.def (MIN_VECT_LOOP_BOUND): New.
27486 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27487 argument - minimum threshold for number of iterations.
27488 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27489 argument to declaration.
27490 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27491 MIN_VECT_LOOP_BOUND.
27492 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27493 slpeel_tree_peel_loop_to_edge with additional argument.
27494 (vect_do_peeling_for_alignment): Likewise.
27495 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27497 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27500 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27501 operands of size 1.
27503 2007-01-14 Jan Hubicka <jh@suse.cz>
27505 * tree-dfa.c (remove_referenced_var): New function.
27506 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27507 prune referenced vars list too.
27508 * tree-flow.h (remove_referenced_var): Declare.
27510 2007-01-14 Jan Hubicka <jh@suse.cz>
27512 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27514 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27515 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27516 * except.h (verify_eh_throw_table_statements): Kill prototype.
27517 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27518 into call exrepssions.
27519 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27521 * tree-cfg.c: Include pointer-set.h.
27522 (verify_node_sharing): Work on pointer set.
27523 (verify_eh_throw_stmt_node): New.
27524 (verify_stmts): Use pointers sets, verify throw_stmt.
27526 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27528 * ipa-reference.c (analyze_function): Consider also addresses taken
27531 2007-01-12 Roger Sayle <roger@eyesopen.com>
27533 * c-typeck.c (null_pointer_constant_p): Replace use of
27534 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27535 (build_c_cast): Likewise.
27537 2007-01-12 Roger Sayle <roger@eyesopen.com>
27539 * tree.h (force_fit_type_double): Remove unused final argument.
27540 * c-common.c (constant_expression_warning): Replace use of
27541 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27542 (convert_and_check): Likewise.
27543 (shorten_compare): Update call to force_fit_type_double.
27544 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27545 * convert.c (convert_to_pointer): Update call to
27546 force_fit_type_double.
27547 * fold-const.c (force_fit_type_double): Remove overflowed_const
27549 (int_const_binop, fold_convert_const_int_from_int,
27550 fold_convert_const_int_from_real, fold_div_compare,
27551 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27552 fold_abs_const, fold_not_const): Remove the final argument from
27553 calls to force_fit_type_double.
27555 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27557 * configure.ac: Set insn to "nop" for spu-*-* also.
27558 * configure: Regenerate.
27560 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27562 * builtins.def : Add BUILT_IN_FREE.
27564 2007-01-12 Jan Hubicka <jh@suse.cz>
27566 PR tree-optimization/30443
27567 * tree-inline.c (tree_function_versioning): Do not optimize when
27568 cloning for inlining.
27570 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27572 * doc/loop.texi: Document recording of loop exits.
27573 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27574 (update_single_exits_after_duplication,
27575 update_single_exit_for_duplicated_loop,
27576 update_single_exit_for_duplicated_loops): Removed.
27577 (duplicate_loop_to_header_edge): Do not call
27578 update_single_exits_after_duplication and
27579 update_single_exit_for_duplicated_loops.
27580 (loop_version): Do not update single_exit information.
27581 (fix_loop_structure): Use record_loop_exits instead of
27582 mark_single_exit_loops.
27583 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27584 the lists of loop exits.
27585 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27586 split_edge, merge_blocks): Update the lists of loop exits.
27587 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27588 loop_optimizer_init.
27589 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27590 of mark_single_exit_loops.
27591 (loop_optimizer_finalize): Call release_recorded_exits.
27592 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27593 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27594 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27595 update single exit information.
27596 * lambda-code.c (perfect_nestify): Ditto.
27597 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27598 (mark_single_exit_loops): Removed.
27599 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27600 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27601 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27603 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27604 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27605 (verify_loop_structure): Verify consistency of the exit lists.
27606 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27607 (set_single_exit): Removed.
27608 * cfgloop.h (struct loop_exit): New function.
27609 (struct loop): single_exit_ field replaced by exits field.
27610 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27611 LOOPS_HAVE_RECORDED_EXITS.
27612 (struct loops): Added exits hash.
27613 (mark_single_exit_loops, set_single_exit): Declaration removed.
27614 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27616 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27618 * doc/invoke.texi: Avoid use of @headitem.
27620 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27622 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27624 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27626 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27629 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27630 Richard Sandiford <richard@codesourcery.com>
27632 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27633 * config/m68k/m68k.opt: Resort options.
27634 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27636 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27637 Richard Sandiford <richard@codesourcery.com>
27639 * doc/invoke.texi: Document the macros that are defined by
27640 m68k's -mtune and -mhard-float options.
27641 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27642 (m68k_cpp_cpu_family): Likewise.
27643 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27644 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27645 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27646 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27647 (m68k_cpp_cpu_family): Likewise.
27649 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27651 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27652 macros besides mc68000 as tuning macros. Use a switch statement
27653 to set them and mcpu32.
27655 2007-01-12 Julian Brown <julian@codesourcery.com>
27657 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27658 (TARGET_68040_ONLY): Rename to...
27659 (TARGET_68040): ...this.
27660 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27661 * config/m68k/m68k.md: Likewise.
27663 2007-01-12 Julian Brown <julian@codesourcery.com>
27664 Nathan Sidwell <nathan@codesourcery.com>
27665 Richard Sandiford <richard@codesourcery.com>
27667 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27668 the -mcpu= argument associated with the --with-cpu setting.
27669 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27670 if different from the one implied by the -mcpu setting.
27671 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27672 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27673 * doc/invoke.texi: Mention ColdFire in the introduction to the
27674 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27675 -mno-div and -mhard-float options. Make -m68881 a synonym for
27676 -mhard-float. Document the previously-undocumented -m5206e,
27677 -m528x, -m5307 and -m5407 options. Tweak the existing option
27678 documentation for consistency.
27679 * doc/install.texi: Mention new --with-cpu arguments.
27680 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27681 default CPU if neither -mcpu nor -march are specified.
27682 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27683 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27684 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27685 using m68k_tune to decide between families that implement the
27686 same ISA. Use m68k_tune to set __mcfv4e__.
27687 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27688 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27689 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27690 (FL_ISA_C, FL_ISA_MMU): New macros.
27691 (MASK_COLDFIRE): Delete.
27692 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27693 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27694 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27695 (TARGET_HARD_FLOAT): Do not define here.
27696 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27697 (TUNE_68000): New macro.
27698 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27699 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27700 (TUNE_CFV2): Redefine in terms of m68k_tune.
27701 (uarch_type, target_device, fpu_type): New enums.
27702 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27703 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27704 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27705 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27706 (FL_FOR_isa_c): New macros.
27707 (m68k_isa): New enum.
27708 (m68k_target_selection): New structure.
27709 (all_devices, all_isas, all_microarchs): New tables.
27710 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27711 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27712 (MASK_ALL_CPU_BITS): Delete.
27713 (m68k_find_selection): New function.
27714 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27715 Map the legacy target options to a combination of the new ones.
27716 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27717 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27718 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27720 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27721 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27723 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27724 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27725 * config/m68k/m68k-devices.def: New file.
27727 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27728 Nathan Sidwell <nathan@codesourcery.com>
27730 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27731 (SUBTARGET_EXTRA_SPECS): New macros.
27732 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27733 use %(asm_cpu_spec) instead.
27734 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27735 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27736 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27737 (EXTRA_SPECS): Rename to...
27738 (SUBTARGET_EXTRA_SPECS): ...this.
27740 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27741 Richard Sandiford <richard@codesourcery.com>
27742 Julian Brown <julian@codesourcery.com>
27744 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27745 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27746 to the configuration's default CPU.
27747 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27748 Remove default masks.
27749 (m680[012]0-*-*): Set the default with_cpu to the first part of
27751 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27752 (m68k*-*-linux): Extend the --with-cpu handling to...
27753 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27754 and m68010. Don't set target_cpu_default2.
27755 * doc/install.texi: Document --with-cpu for m68k.
27756 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27757 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27758 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27759 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27760 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27761 (ASM_SPEC): Remove use of %(asm_cpu_default).
27762 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27763 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27764 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27765 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27766 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27767 (TARGET_DEFAULT): Delete.
27768 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27769 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27770 (CPP_CPU_SPEC): Delete.
27771 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27772 the appropriate string.
27773 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27774 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27775 (ASM_SPEC): Don't use %(asm_default_spec).
27776 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27777 TARGET_DEFAULT and add MASK_68881.
27778 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27780 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27782 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27783 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27784 MASK_68010 alongside MASK_68020.
27785 * doc/invoke.texi: Document -m68010.
27786 * config/m68k/m68k.opt (m68010): New.
27787 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27789 (TUNE_68010): New macro.
27790 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27791 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27792 (M68K_CPU_m68332): Add MASK_68010.
27793 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27794 fallback definition.
27795 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27797 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27798 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27799 to all entries that use MASK_68020.
27800 (output_move_simode_const, output_move_himode, output_move_qimode)
27801 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27802 instead of TARGET_68020 to select clr behavior. Remove comment
27803 about there being no TARGET_68010.
27804 * config/m68k/m68k.md: Likewise throughout.
27806 2007-01-12 Julian Brown <julian@codesourcery.com>
27808 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27809 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27810 * config/m68k/m68k.md: Likewise.
27812 2007-01-12 Julian Brown <julian@codesourcery.com>
27814 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27815 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27817 2007-01-12 Julian Brown <julian@codesourcery.com>
27819 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27820 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27821 * config/m68k/m68k.md: Likewise.
27823 2007-01-12 Julian Brown <julian@codesourcery.com>
27824 Richard Sandiford <richard@codesourcery.com>
27826 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27827 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27828 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27830 (TARGET_CPU32): Rename to...
27831 (TUNE_CPU32): ...this.
27832 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27833 (TUNE_CFV2): New macros.
27834 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27835 remove conditions that are implied by TARGET_68020.
27836 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27837 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27838 (m68k_output_function_epilogue): Likewise.
27839 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27840 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27841 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27842 non-68000 timings. Refactor multiplication and division costs.
27843 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27844 TUNE_CPU32 instead of TARGET_CPU32.
27845 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27846 and TUNE_68060 instead of TARGET_68060.
27847 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27848 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27850 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27851 && !TARGET_COLDFIRE" to choose between moveq and clr.
27852 Likewise in the unnamed movsf pattern.
27853 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27854 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27857 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27859 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27860 of tabbing before backslashes.
27862 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27864 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27865 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27866 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27868 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27870 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27871 find_interesting_uses_cond.
27872 (find_interesting_uses_cond): Use extract_cond_operands.
27873 (rewrite_use_compare): Use extract_cond_operands and
27874 force_gimple_operand_bsi. Do not call update_stmt.
27875 (determine_use_iv_cost_condition): Use extract_cond_operands.
27876 Return cheaper of using original bound and changing the exit bound.
27878 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27880 PR tree-optimization/29516
27881 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27882 most_expensive_mult_to_index, addr_to_parts,
27883 create_mem_ref, maybe_fold_tmr): Make the type of
27884 fields of TARGET_MEM_REF sizetype.
27885 (move_fixed_address_to_symbol, move_pointer_to_base):
27887 * tree.def (TARGET_MEM_REF): Add comment on types of
27890 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27892 * c-common.c (vector_types_convertible_p): Treat opaque types as
27893 always convertible if they have the same size, but not otherwise.
27895 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27897 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27898 Remove the b_unconditional field.
27899 (noce_try_sign_mask): Do not look at b_unconditional.
27900 (noce_process_if_block): Do not use merge_if_blocks. Update
27901 the CFG here. Do not set b_unconditional.
27902 (cond_move_process_if_block): Likewise.
27903 (find_cond_trap): Likewise.
27904 (check_cond_move_block): Require simple jump insns at the end
27905 of the basic block.
27907 2007-01-11 Jan Hubicka <jh@suse.cz>
27909 PR tree-optimization/1046
27910 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27911 when alias info is not ready.
27912 (pass_tail_recursion): Do not require aliasing.
27913 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27914 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27915 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27916 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27917 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27918 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27919 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27921 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27922 When aliasing is not build, mark statement as volatile.
27924 2007-01-11 Tom Tromey <tromey@redhat.com>
27926 PR preprocessor/15185, PR preprocessor/20989:
27927 * doc/cppopts.texi <-MT>: Update description of algorithm for
27928 computing default target.
27929 <-M, -MD>: Reword "basename" text.
27931 2007-01-11 Roger Sayle <roger@eyesopen.com>
27933 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27934 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27935 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27936 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27937 fold_builtin_bswap, real_constp, fold_builtin_pow,
27938 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27939 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27940 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27941 * convert.c (convert_to_pointer): Likewise.
27942 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27943 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27944 const_binop, fold_convert_const_int_from_int,
27945 fold_convert_const_int_from_real,
27946 fold_convert_const_real_from_real, sign_bit_p,
27947 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27948 fold_sign_changed_comparison, fold_unary, fold_comparison,
27949 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27950 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27951 * print-tree.c (print_node_brief, print_node): Likewise.
27952 * stor-layout.c (place_field, layout_type): Likewise.
27953 * tree-chrec.c (keep_cast): Likewise.
27954 * tree.c (build_vector, build_real, build_real_from_int_cst,
27955 build_complex): Likewise.
27957 2007-01-11 Roger Sayle <roger@eyesopen.com>
27959 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27960 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27962 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27964 * configure.ac (strict1_warn): Rename to strict_warn.
27965 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27966 cc_set_by_configure, quoted_cc_set_by_configure,
27967 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27968 all_boot_languages, all_stagestuff): Remove.
27969 (target_list): Remove bootstrap targets.
27970 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27971 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27972 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27973 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27974 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27975 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27976 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27977 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27978 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27979 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27980 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27981 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27982 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27983 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27984 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27985 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27986 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27987 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27988 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27989 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27990 (mostlyclean): Adjust.
27991 (clean, distclean): Don't mention bootstrap stuff.
27992 * configure: Regenerate.
27993 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27994 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27995 treelang/config-lang.in (stagestuff): Remove.
27996 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27997 stageprofile, stagefeedback, stagestuff): Remove mention.
27999 2007-01-11 Nick Clifton <nickc@redhat.com>
28001 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28003 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28004 (mcore_arith_K_S_operand): Run the test for the S constraint not
28005 the test for the M constraint.
28006 (mcore_addsub_operand): Do not accept integer values that are
28007 larger than 32 bits.
28008 * config/mcore/mcore.md: Remove unused constraints from split.
28009 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28010 (addsi3): Likewise.
28011 (allocate_stack): Likewise.
28012 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28013 operands to 32 bits.
28014 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28016 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28017 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28018 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28019 mcore_output_bclri, mcore_output_andn, output_inline_const,
28020 mcore_output_move, mcore_output_movedouble): Likewise.
28021 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28022 (output_inline_const): Likewise.
28023 (output_inline_const): Fix format strings used in sprintf
28025 * config/mcore/mcore-protos.h: Update prototypes for changed
28026 functions in mcore.c.
28027 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28028 HOST_WIDE_INT and not int.
28029 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28030 CONST_OK_FOR_N): Likewise.
28031 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28032 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28035 2007-01-10 Jan Hubicka <jh@suse.cz>
28037 * tree-vrp.c (remove_range_assertions): Release defs.
28038 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28039 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28041 2007-01-10 Paul Brook <paul@codesourcery.com>
28043 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28044 * config/arm/arm.md (mulsi3subsi): New insn.
28046 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28048 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28049 (tree_transform_and_unroll_loop): New.
28050 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28053 2007-01-10 Robert Kennedy <jimbob@google.com>
28055 * fold-const.c (fold_comparison): Fold comparisons like (x *
28056 1000 < 0) to (x < 0).
28058 2007-01-10 Ian Lance Taylor <iant@google.com>
28060 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28061 operands have the same priority.
28063 2007-01-10 Tom Tromey <tromey@redhat.com>
28065 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28066 (fold_binary): Likewise.
28067 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28068 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28069 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28070 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28071 * langhooks.h (struct lang_hooks): Removed field
28072 'can_use_bit_fields_p'.
28074 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28076 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28078 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28080 * function.c (get_last_funcdef_no): New function.
28081 * function.h (get_last_funcdef_no): Declare.
28082 * tree-inline.c (initialize_cfun): Add initialization.
28083 (tree_function_versioning): Cleanup.
28085 2007-01-10 Jan Hubicka <jh@suse.cz>
28087 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28090 2007-01-10 Sa Liu <saliu@de.ibm.com>
28091 Ben Elliston <bje@au.ibm.com>
28093 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28094 for SAVE_NONLOCAL and Pmode for any other save level.
28095 * spu-protos.h (spu_restore_stack_block): Declare.
28096 * spu.md (save_stack_block): Remove.
28097 (restore_stack_block): Call spu_restore_stack_block.
28098 * spu.c (spu_restore_stack_block): New function.
28099 (spu_expand_epilogue): Remove old comment.
28101 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28103 PR tree-optimization/30322
28104 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28105 (cand_value_at): Return the value as aff_tree.
28106 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28107 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28108 aff_combination_mult): New functions.
28109 (aff_combination_add): Use aff_combination_add_cst.
28110 (aff_combination_convert): Allow conversions to a wider type.
28111 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28112 * tree-affine.h (aff_combination_mult): Declare.
28114 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28116 * doc/tm.texi: Update documentation to reflect reality of exec
28117 and start file search behaviours. Update copyright year.
28118 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28119 header file directories.
28121 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28123 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28124 (*cosxf2): Rename to cosxf2_i387.
28125 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28126 using X87MODEF12 mode macro. Rename patterns to
28127 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28129 (*cosdf2, *cossf2): Ditto.
28130 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28131 to match extended input operands.
28132 (sincos<mode>3): New expander.
28133 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28134 insn patterns and corresponding splitters.
28136 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28138 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28139 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28141 2007-01-09 Nicolas Pitre <nico@cam.org>
28144 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28146 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28148 * target.h (struct gcc_target): New field library_rtti_comdat.
28149 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28150 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28151 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28152 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28154 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28156 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28158 2007-01-08 Richard Guenther <rguenther@suse.de>
28160 * tree.h (force_fit_type_double): Export.
28161 (force_fit_type): Remove.
28162 * fold-const.c (force_fit_type_double): New function.
28163 (force_fit_type): Remove.
28164 (int_const_binop): Use it.
28165 (fold_convert_const_int_from_int): Likewise.
28166 (fold_convert_const_int_from_real): Likewise.
28167 (fold_div_compare): Likewise.
28168 (fold_sign_changed_comparison): Likewise.
28169 (fold_unary): Likewise.
28170 (fold_negate_const): Likewise.
28171 (fold_abs_const): Likewise.
28172 (fold_not_const): Likewise.
28173 * c-common.c (shorten_compare): Use force_fit_type_double.
28174 * convert.c (convert_to_pointer): Likewise.
28176 2007-01-08 Richard Guenther <rguenther@suse.de>
28178 * tree.h (build_int_cst_wide_type): Export.
28179 * tree.c (build_int_cst_wide_type): New function.
28180 (build_int_cst_wide): Fix comment.
28181 * builtins.c (fold_builtin_object_size): Use build_int_cst
28182 to build -1 or 0 of the correct type. Use fit_double_type
28183 to check for overflow.
28184 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28186 (decode_field_reference): Likewise.
28187 (all_ones_mask_p): Likewise.
28188 (native_interpret_int): Use build_int_cst_wide_type.
28189 (fold_binary): Use build_int_cst_type to build an all-ones
28191 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28193 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28195 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28197 2007-01-09 Ben Elliston <bje@au.ibm.com>
28199 * genautomata.c (STATS_OPTION): New option.
28200 (stats_flag): New flag.
28201 (gen_automata_option): Handle it.
28202 (initiate_automaton_gen): Ditto.
28203 (write_automata): Output statistics only if stats_flag is
28204 set. Likewise, output time statistics only if time_flag is set.
28205 * doc/md.texi (Processor pipeline description): Document new flag.
28207 2007-01-08 Richard Guenther <rguenther@suse.de>
28209 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28210 * tree.c (build_int_cst_type): Likewise.
28211 (size_in_bytes): Don't call force_fit_type on the result.
28212 (int_fits_type_p): Use fit_double_type.
28213 * fold-const.c (fit_double_type): New function.
28214 (force_fit_type): Use it.
28215 * tree.h (fit_double_type): Export.
28217 2007-01-08 Jan Hubicka <jh@suse.cz>
28219 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28220 * ipa.c (function_and_variable_visibility): Fix return type.
28222 2007-01-08 Richard Guenther <rguenther@suse.de>
28224 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28225 of offset to build the index.
28226 * tree-pretty-print.c (dump_generic_node): Don't build negated
28227 const just for printing.
28228 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28229 * builtins.c (fold_builtin_int_roundingfn): Check if result
28230 fits the type by using force_fit_type and comparing the result.
28231 * predict.c (predict_loops): Use compare_tree_int for comparison.
28232 * tree.c (build_int_cst): Fall back to integer_type_node for
28234 (build_int_cst_wide): Assert type is non-null.
28236 2007-01-08 Roberto Costa <roberto.costa@st.com>
28238 * tree-vrp.c (extract_range_from_cond_expr): New.
28239 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28240 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28242 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28243 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28244 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28245 used as expressions.
28246 * tree-object-size.c (cond_expr_object_size): New.
28247 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28249 2007-01-08 Jan Hubicka <jh@suse.cz>
28251 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28252 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28255 2007-01-08 Richard Guenther <rguenther@suse.de>
28257 PR tree-optimization/23603
28258 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28259 (extract_range_from_binary): Fall back to truthvalue instead of
28260 varying for TRUTH_*_EXPR.
28261 (extract_range_from_comparison): Fall back to truthvalue instead of
28263 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28264 if all visited PHI values were constant.
28266 2007-01-08 Jan Hubicka <jh@suse.cz>
28268 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28269 (cgraph_analyze_function): break out from ...
28270 (cgraph_finalize_compilation_unit): ... here.
28271 (cgraph_expand_function): Remove forgoten commented out line.
28272 (cgraph_optimize): Analyze functions.
28274 2007-01-08 Jan Hubicka <jh@suse.cz>
28276 * tree-pas.h (TODO_remove_function): New flag.
28277 (TODO_update*): Renumber.
28278 (pass_ipa_increase_alignment,
28279 pass_ipa_function_and_variable_visibility): New passes.
28280 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28281 (cgraph_function_and_variable_visibility): Move to ipa.c
28282 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28283 cgraph_increase_alignment.
28284 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28285 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28286 calling tree-inline.
28287 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28288 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28289 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28290 (gate_increase_alignment): New function.
28291 (pass_ipa_increase_alignment): New pass.
28292 * ipa.c: Inline tree-pass.h and timevar.h
28293 (function_and_variable_visibility): Move here from cgraphunit.c
28294 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28295 * passes.c (init_optimization_passes): Add the two new passes.
28296 (execute_todo): Handle cgraph_remove_functions.
28298 2007-01-08 Nick Clifton <nickc@redhat.com>
28300 * config/frv/predicates.md (reg_or_0_operand): Accept
28303 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28305 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28306 * config.gcc: Add bfin*-rtems*.
28308 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28310 * c.opt: Add -flax-vector-conversions.
28311 * c-typeck.c (convert_for_assignment): Pass flag to
28312 vector_types_convertible_p to allow emission of note.
28313 (digest_init): Likewise.
28314 * c-opts.c: Handle -flax-vector-conversions.
28315 * c-common.c (flag_lax_vector_conversions): New.
28316 (vector_types_convertible_p): Unless -flax-vector conversions
28317 has been passed, disallow conversions between vectors with
28318 differing numbers of subparts and/or element types. If such
28319 a conversion is disallowed, possibly emit a note on the first
28320 occasion only to inform the user of -flax-vector-conversions.
28321 The new last argument specifies this.
28322 * c-common.h (flag_lax_vector_conversions): New.
28323 (vector_types_convertible_p): Add extra argument.
28324 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28325 char_type_node for V*QI type vectors.
28326 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28327 Update to satisfy new typechecking rules.
28328 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28329 C and C++ variants.
28330 * doc/invoke.texi (C Dialect Options): Document
28331 -flax-vector-conversions.
28333 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28335 PR tree-optimization/29877
28336 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28337 a register variable on the RHS to not be replaceable.
28339 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28340 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28341 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28342 const_simm15, const_pow2, const_npow2): Added.
28343 * config/score/misc.md (insv, extv, extzv, movmemsi,
28344 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28345 * config/score/score.c (score_address_cost, score_select_cc_mode):
28347 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28348 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28349 Update score_print_operand.
28350 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28351 Adjust register allocate order and update some macro define.
28352 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28353 mdx_block_move_straight, mdx_block_move_loop_head,
28354 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28355 mdx_block_move_loop, mdx_block_move): Added.
28356 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28357 mdp_limm): Updated and fix some bug and typo.
28358 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28359 (movsf, movdf, doloop_end): Added.
28361 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28363 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28364 config/arm/thumb2.md: Fix comment typos.
28365 * doc/extend.texi: Fix a typo.
28367 2007-01-07 Eric Christopher <echristo@apple.com>
28369 * configure.ac: Check for __stack_chk_fail for darwin.
28370 * configure: Regenerate.
28372 2007-01-07 Richard Guenther <rguenther@suse.de>
28374 * tree-vrp.c (extract_range_from_assert): CSE calls to
28375 compare_values where possible.
28376 (extract_range_from_unary_expr): Likewise.
28378 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28380 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28381 * config/avr/avr.c (call_insn_operand): Delete function.
28382 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28383 instead of register number. Use predicates.
28384 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28385 call_insn_operand): Add.
28387 2007-01-06 Jan Hubicka <jh@suse.cz>
28389 * tree-pass.h (pass_build_cgraph_edges): Declare.
28390 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28391 (visited_nodes): Remove.
28392 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28393 build_cgrpah_edges; make visited_nodes local.
28394 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28395 (record_references_in_initializer): Move to cgraphbuild.c
28396 (initialize_inline_failed, rebuild_cgraph_edges,
28397 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28398 (verify_cgraph_node): Make visited_nodes local.
28399 (cgraph_analyze_function): Do not call cgraph_create_edges and
28400 initialize_inline_failed.
28401 (cgraph_expand_function): Do not call cgraph_lower_function;
28402 assert that function is already lowered.
28403 * Makefile.in (cgraphbuild.o): New.
28404 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28405 at the end of lowering passes.
28407 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28409 * ifcvt.c (cond_move_convert_if_block): New function, code
28410 factored out from...
28411 (cond_move_process_if_block): ...here. Call the new function
28412 on the THEN and ELSE blocks.
28413 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28414 already takes care of this.
28416 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28419 * tree.h (TREE_OVERFLOW_P): New.
28420 * c-typeck.c (parser_build_unary_op): Warn only if result
28421 overflowed and operands did not.
28422 (parser_build_binary_op): Likewise.
28423 (convert_for_assignment): Remove redundant overflow_warning.
28424 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28426 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28428 * c-typeck.c (store_init_value): Split over two lines to follow
28429 the GNU coding style.
28431 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28433 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28434 __GXX_EXPERIMENTAL_CXX0X__.
28435 * doc/cpp.texi: Same.
28437 2007-01-05 Richard Guenther <rguenther@suse.de>
28439 PR middle-end/27826
28440 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28441 with mismatched types. Instead explicitly build a
28442 conversion NOP_EXPR.
28444 2007-01-05 Ian Lance Taylor <iant@google.com>
28446 * c-common.c (decl_with_nonnull_addr_p): New function.
28447 (c_common_truthvalue_conversion): Call it.
28448 * c-typeck.c (build_binary_op): Likewise.
28449 * c-common.h (decl_with_nonnull_addr_p): Declare.
28451 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28454 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28457 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28459 * doc/install.texi (Final install): Document the fact that
28460 the GNAT runtime should not be stripped.
28462 2007-01-04 Jan Hubicka <jh@suse.cz>
28464 * tree-inline.c (fold_marked_statements): Update operand caches
28465 and EH after folding
28467 2007-01-04 Ian Lance Taylor <iant@google.com>
28469 * c-common.c (check_function_nonnull): Whitespace fix.
28471 2007-01-04 Jan Hubicka <jh@suse.cz>
28473 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28474 comitted older version of patch.
28475 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28476 function, celanup cfg and collect garbage.
28478 2007-01-04 Mike Stump <mrs@apple.com>
28480 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28483 2007-01-04 Eric Christopher <echristo@apple.com>
28485 * libgcc2.c (__bswapsi2): Use SItype.
28486 (__bswapdi2): Use DItype.
28487 * libgcc2.h: Update for above.
28489 2007-01-04 Paul Brook <paul@codesourcery.com>
28491 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28492 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28493 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28494 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28495 umulsi3_highpart): Make conditional on !arm_arch6.
28496 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28497 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28498 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28499 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28500 umulsi3_highpart_v6): New insns.
28502 2007-01-04 Roger Sayle <roger@eyesopen.com>
28504 * fold-const.c (fold_convert): When casting an expression to void,
28505 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28506 have a type. Instead of attempting to build a NOP_EXPR, return
28507 these "special" trees directly.
28509 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28511 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28512 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28513 rs6000_cost->fp not 0 as adjustment for outer NEG.
28515 2007-01-04 Jan Hubicka <jh@suse.cz>
28517 * cgraph.c (cgraph_release_function_body): New function.
28518 (cgraph_remove_node): Use it.
28519 * cgraph.h (cgraph_release_function_body): Declare.
28520 * cgraphunit.c (cgraph_expand_function): Use it.
28521 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28522 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28523 is initialized and while compilation of other function is running.
28524 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28525 statement CFG annotations from here to ...
28526 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28528 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28530 * cfgloop.h (enum li_flags): Make the constants powers of two.
28532 2007-01-04 Jan Hubicka <jh@suse.cz>
28534 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28536 (fold_marked_statements): New function.
28537 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28538 * tree-inline.h (copy_body_data): Add statements_to_fold.
28540 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28542 * config.gcc: Mention libgcc/config.host.
28543 * Makefile.in: Update comments mentioning libgcc.
28544 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28545 (all.cross, start.encap, rest.encap, rest.cross): Update
28546 dependencies for libgcc move.
28547 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28548 (clean-target, clean-target-libgcc): Delete.
28549 (srcdirify, GCC_EXTRA_PARTS): New macros.
28550 (libgcc-support, libgcc.mvars): New rules.
28551 (distclean): Remove mention of mklibgcc.
28552 (install): Don't reference INSTALL_LIBGCC.
28553 (install-common): Don't reference EXTRA_PARTS.
28554 (install-libgcc, install-multilib): Delete rules.
28555 * mklibgcc.in: Delete file.
28556 * doc/configfiles.texi: Don't mention mklibgcc.
28558 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28559 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28560 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28561 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28562 (mklibgcc, ldblspecs): Likewise.
28564 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28565 (posixpre.def): Use $(T).
28566 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28567 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28568 (SHLIB_LINK): Make dummy.
28569 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28571 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28573 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28574 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28575 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28576 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28578 * configure.ac (all_outputs): Remove mklibgcc.
28579 * configure: Regenerated.
28581 2007-01-03 Josh Conner <jconner@apple.com>
28583 PR middle-end/29683
28584 * calls.c (compute_argument_addresses): Set stack and stack_slot
28585 for partial args, too.
28586 (store_one_arg): Use locate.size.constant for the size when
28587 generating a save_area.
28589 2007-01-03 Robert Kennedy <jimbob@google.com>
28591 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28592 whose definitions are deleted due to basic block merging.
28594 2007-01-03 Paul Brook <paul@codesourcery.com>
28597 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28599 (use_return_insn): Return 0 for Thumb interrupt functions.
28600 (print_multi_reg): Add rfe argument for IRQ returns.
28601 (arm_output_epilogue): Pop interrupt return address directly into PC.
28602 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28604 2007-01-03 Paul Brook <paul@codesourcery.com>
28606 Merge from sourcerygxx-4_1.
28607 * config/arm/thumb2.md: New file.
28608 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28610 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28611 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28612 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28613 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28615 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28616 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28618 * config/arm/ieee754-sf.S: Ditto.
28619 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28620 (thumb1_base_register_rtx_p): ... to this.
28621 (thumb_index_register_rtx_p): Rename...
28622 (thumb1_index_register_rtx_p): ... to this.
28623 (thumb_output_function_prologue): Rename...
28624 (thumb1_output_function_prologue): ... to this.
28625 (thumb_legitimate_address_p): Rename...
28626 (thumb1_legitimate_address_p): ... to this.
28627 (thumb_rtx_costs): Rename...
28628 (thumb1_rtx_costs): ... to this.
28629 (thumb_compute_save_reg_mask): Rename...
28630 (thumb1_compute_save_reg_mask): ... to this.
28631 (thumb_final_prescan_insn): Rename...
28632 (thumb1_final_prescan_insn): ... to this.
28633 (thumb_expand_epilogue): Rename...
28634 (thumb1_expand_epilogue): ... to this.
28635 (arm_unwind_emit_stm): Rename...
28636 (arm_unwind_emit_sequence): ... to this.
28637 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28638 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28639 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28640 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28641 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28642 thumb2_output_casesi): New functions.
28643 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28644 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28645 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28646 THUMB2_WORK_REGS): Define.
28647 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28648 arm_condexec_mask, arm_condexec_masklen)): New variables.
28649 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28650 (arm_override_options): Check new CPU capabilities.
28651 Set new architecture flag variables.
28652 (arm_isr_value): Handle v7m interrupt functions.
28653 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28655 (const_ok_for_arm): Handle Thumb-2 constants.
28656 (arm_gen_constant): Ditto. Use movw when available.
28657 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28659 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28660 (thumb_find_work_register, arm_load_pic_register,
28661 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28662 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28663 print_multi_reg, output_mov_long_double_fpa_from_arm,
28664 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28665 output_mov_double_fpa_from_arm, output_move_double,
28666 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28667 output_return_instruction, arm_output_function_prologue,
28668 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28669 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28670 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28671 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28672 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28673 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28675 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28676 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28677 (arm_file_start): Output directive for unified syntax.
28678 (arm_unwind_emit_set): Handle stack alignment instruction.
28679 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28680 Add v6t2, v7, v7a, v7r and v7m.
28681 (RETLDM): Add Thumb-2 code.
28682 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28683 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28684 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28685 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28686 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28687 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28688 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28689 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28690 ADJUST_INSN_LENGTH): Define.
28691 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28692 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28693 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28694 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28695 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28696 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28697 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28698 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28699 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28700 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28701 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28702 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28703 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28704 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28705 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28706 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28707 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28709 * config/arm/arm-tune.md: Regenerate.
28710 * config/arm/arm-protos.h: Update prototypes.
28711 * config/arm/vfp.md: Enable patterns for Thumb-2.
28712 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28713 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28714 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28715 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28716 * config/arm/libunwind.S: Add Thumb-2 code.
28717 * config/arm/constraints.md: Update include Thumb-2.
28718 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28719 * config/arm/ieee754-df.S: Ditto.
28720 * config/arm/bpabi.S: Ditto.
28721 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28722 * config/arm/predicates.md (low_register_operand,
28723 low_reg_or_int_operand, thumb_16bit_operator): New.
28724 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28725 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28726 * config/arm/t-arm-elf: Add armv7 multilib.
28727 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28729 (UNSPEC_STACK_ALIGN, ce_count): New.
28730 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28731 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28733 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28734 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28735 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28736 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28737 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28738 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28740 * doc/extend.texi: Document ARMv7-M interrupt functions.
28741 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28743 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28745 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28746 (struct _Unwind_Context): Rename args_size to flags, remove
28747 signal_frame field, add a new args_size field and version field.
28748 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28749 _Unwind_IsExtendedContext): New inline functions.
28750 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28751 Assume by_value array is only present if _Unwind_IsExtendedContext.
28752 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28753 _Unwind_IsSignalFrame.
28754 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28755 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28756 (uw_init_context_1): Initialize context->flags to
28757 EXTENDED_CONTEXT_BIT.
28758 * config/rs6000/linux-unwind.h (frob_update_context): Use
28759 _Unwind_SetSignalFrame.
28761 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28763 PR middle-end/30353
28764 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28765 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28768 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28770 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28771 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28772 RET, AT_SP): Remove.
28773 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28776 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28777 * cfgbuild.c (find_basic_blocks): Likewise.
28778 * cfgrtl.c (rtl_create_basic_block): Likewise.
28779 * function.c (temp_slots_at_level): Likewise.
28780 * reg-stack.c (stack_regs_mentioned): Likewise.
28781 * regclass.c (allocate_reg_info): Likewise.
28782 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28783 set_bb_for_stmt, move_block_to_fn): Likewise.
28784 * tree-complex.c (tree_lower_complex): Likewise.
28785 * vec.h (VEC_safe_grow_cleared): New.
28787 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28789 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28791 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28792 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28794 * cfgloopmanip.c (scale_loop_frequencies): Export.
28795 (loopify): Scale the frequencies by prescribed coefficients.
28796 (set_zero_probability): New function.
28797 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28798 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28799 and frequencies according to arguments.
28800 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28802 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28803 * modulo-sched.c (sms_schedule): Set probabilities for entering
28804 versioned loop correctly.
28805 * tree-vect-transform.c (vect_transform_loop): Ditto.
28806 * cfgloop.h (loopify, loop_version): Declaration changed.
28807 (scale_loop_frequencies): Declared.
28809 2007-01-02 Jan Hubicka <jh@suse.cz>
28811 * cgraph.c: Include tree-flow.h
28812 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28813 early_local_passes.
28814 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28815 * tree-pass.h (pass_all_early_optimizations): Declare.
28816 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28817 early_local_passes.
28818 (cgraph_analyze_function): Do early_local_passes.
28819 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28820 Do not add referenced vars.
28821 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28823 (gate_all_early_local_passes): New gate.
28824 (pass_early_local_passes): Use new gate.
28825 (execute_early_local_optimizations): New functions.
28826 (gate_all_early_optimizations): New gate.
28827 (pass_all_early_optimizations): New pass.
28828 (execute_free_datastructures): Free SSA only when initialized.
28829 (gate_init_datastructures): Init only when optimizing.
28830 (tree_lowering_passes): Do early local passes when called late.
28831 * tree-profile.c (do_tree_profiling): Don't profile functions added
28833 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28834 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28836 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28837 during early_local_passes.
28838 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28841 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28843 * Makefile.in: Update copyright year.
28845 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28847 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28848 in $(lang_checks) and check-consistency targets.
28850 2007-01-02 Jan Hubicka <jh@suse.cz>
28852 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28853 Do not add referenced vars.
28854 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28856 * passes.c (init_optimization_passes): Put mudflap_2 after
28857 free_datastructures.
28859 2007-01-02 Jan Hubicka <jh@suse.cz>
28861 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28862 Set NOTHROW flag on call statements proved to be nothrow.
28863 Update statement of local calls so new pure/const functions are
28864 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28866 (tree_rest_of_compilation): Register hooks and initialize bitmap
28867 early. Do not set after_inlining flag.
28869 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28871 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28872 HOST_BITS_PER_LONGLONG
28874 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28877 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28878 warning for non-static initializers.
28880 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28882 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28883 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28884 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28885 Always use set_unique_reg_note to add REG_EQUAL notes.
28887 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28890 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28892 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28893 * cfgbuild.c (find_basic_blocks): Likewise.
28894 * cfgrtl.c (rtl_create_basic_block): Likewise.
28895 * function.c (temp_slots_at_level): Likewise.
28896 * reg-stack.c (stack_regs_mentioned): Likewise.
28897 * regclass.c (allocate_reg_info): Likewise.
28898 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28899 set_bb_for_stmt, move_block_to_fn): Likewise.
28900 * tree-complex.c (tree_lower_complex): Likewise.
28901 * vec.h (VEC_safe_grow_cleared): New.
28903 2007-01-02 Ian Lance Taylor <iant@google.com>
28905 * c-common.c (c_common_truthvalue_conversion): When warning about
28906 using an assignment as a truth value, set TREE_NO_WARNING.
28908 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28911 * c.opt (Wold-style-declaration): New.
28912 * doc/invoke.texi (C-only Warning Options): New.
28913 (Wold-style-declaration): Document it.
28914 (Wextra): Enabled by -Wextra.
28915 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28916 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28917 -Wold-style-declaration.
28919 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28921 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28922 * cfgbuild.c (find_basic_blocks): Likewise.
28923 * cfgrtl.c (rtl_create_basic_block): Likewise.
28924 * function.c (temp_slots_at_level): Likewise.
28925 * reg-stack.c (stack_regs_mentioned): Likewise.
28926 * regclass.c (allocate_reg_info): Likewise.
28927 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28928 set_bb_for_stmt, move_block_to_fn): Likewise.
28929 * tree-complex.c (tree_lower_complex): Likewise.
28930 * vec.h (VEC_safe_grow_cleared): New.
28932 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28934 * c-common.c (c_common_nodes_and_builtins): Since variants of
28935 void_type_node get built before it is given a name, we need to
28936 give those variants the name, too.
28937 (complete_array_type): We need to work with the canonical main
28938 type of the array, from which we will build the qualified version.
28939 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28940 * print-tree.c (print_node): Display canonical type information
28942 * stor-layout.c (layout_type): When we don't know the
28943 alignment of a type for which we're building an array, we end up
28944 guessing wrong, so make the type require structural equality.
28945 * tree.c (make_node_stat): When we build a new type, it is its
28946 own canonical type.
28947 (build_type_attribute_qual_variant): When building an attribute
28948 variant, its canonical type is the non-attribute variant. However,
28949 if the attributes are target-dependent and they differ, we need to
28950 use structural equality checks for this type.
28951 (build_qualified_type): A qualified type is not equivalent to its
28952 unqualified variant; set the canonical type appropriately.
28953 (build_distinct_type_copy): When building a distinct type from
28954 another type, the new type is its own canonical type.
28955 (build_variant_type_copy): When building a new type variant, we
28956 assume that it is equivalent to the original type.
28957 (build_pointer_type_for_mode): When building a pointer type, also
28958 build a canonical type pointer.
28959 (build_reference_type_for_mode): When building a reference type,
28960 also build a canonical type reference.
28961 (build_index_type): When we can't hash an index type (e.g.,
28962 because its maximum value is negative), the index type requires
28963 structural equality tests.
28964 (build_array_type): Build the canonical form of an array type.
28965 (build_function_type): Function types require structural equality,
28966 because they contain default arguments, attributes, etc.
28967 (build_method_type_directly): Ditto for method types.
28968 (build_offset_type): Build the canonical offset type.
28969 (build_complex_type): Build the canonical vector type.
28970 (make_vector_type): Build the canonical vector type.
28971 * tree.h (TYPE_CANONICAL): New.
28972 (TYPE_STRUCTURAL_EQUALITY_P): New.
28973 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28974 (struct tree_type): Added "canonical" field.
28975 * params.h (VERIFY_CANONICAL_TYPES): New.
28976 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28977 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28978 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28979 * doc/invoke.texi (verify-canonical-types): Document --param
28980 parameter for verifying canonical types.
28982 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28984 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28985 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28986 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28987 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28989 * config/rs6000/e500.h: New.
28990 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28991 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28993 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28994 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28995 TARGET_E500_DOUBLE): Remove.
28996 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28997 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28998 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28999 * config/rs6000/rs6000.c (rs6000_override_options): Use
29000 CHECK_E500_OPTIONS.
29002 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29004 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29005 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29006 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29007 rs6000_emit_cmove): Don't check TARGET_E500.
29008 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29009 sordered): Don't check TARGET_E500.
29011 2007-01-01 Eric Christopher <echristo@apple.com>
29013 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29014 HARD_REGISTER_NUM_P.
29016 2007-01-01 Roger Sayle <roger@eyesopen.com>
29018 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29019 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29020 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29023 2007-01-01 Mike Stump <mrs@apple.com>
29025 * configure.ac: Remove support for building with Apple's gcc-3.1.
29027 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29029 PR middle-end/30311
29030 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29031 REG is a hard register. Do not modify REG before calling
29033 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29034 multiple of the size of YMODE for certain lowpart cases.
29036 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29038 PR middle-end/30253
29039 * gimplify (voidify_wrapper_expr): Update for
29040 GIMPLE_MODIFY_STMT.
29042 2007-01-01 Andreas Schwab <schwab@suse.de>
29045 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29046 save of BR0 in extra_spill_size instead of spill_size.
29047 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29049 (ia64_expand_epilogue): Restore BR0 from its new location.
29051 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29053 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29054 Use a temporary variable if the left hand side is not a gimple
29057 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29059 * gimplify.c (gimplify_return_expr): Make the temporary variable
29060 for the return expression, a gimple register variable.
29062 2007-01-01 Jan Hubicka <jh@suse.cz>
29064 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29067 2007-01-01 Mike Stump <mrs@apple.com>
29069 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29071 * config/darwin.c (machopic_select_rtx_section): Use
29072 HAVE_GAS_LITERAL16.
29073 (darwin_mergeable_constant_section): Likewise.
29074 * configure: Regenerate.
29075 * config.in: Regenerate.
29077 2007-01-01 Jan Hubicka <jh@suse.cz>
29078 Andrew Pinski <pinskia@gmail.com>
29080 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29081 before starting IPA passes.