1 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4 (mips_cpu_info): Add tune_flags.
5 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
6 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
8 (override_options): Remove deprecation code. Use branch-likely
9 instructions for optimize_size or if the tuning flags do not
10 suggest otherwise. Tweak warning.
11 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
13 2007-09-27 Matthias Klose <doko@ubuntu.com>
15 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
16 multilib osdirname if it exists.
17 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
19 2007-09-27 Ian Lance Taylor <iant@google.com>
21 PR tree-optimization/33565
22 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
23 assignments of comparisons.
24 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
25 parameter. Change caller. Defer overflow warnings around call to
27 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
28 TREE_NO_WARNING is set on the statement.
30 (tree_ssa_forward_propagate_single_use_vars): Don't test
31 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
32 * tree-cfg.c (fold_cond_expr_cond): Likewise.
34 2007-09-27 Joseph Myers <joseph@codesourcery.com>
36 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
37 reduce offset by units of 0x10000 for SPE vector modes or modes
38 used with E500 double instructions.
40 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
42 * simplify-rtx.c (comparison_result): New.
43 (simplify_const_relational_operation): Use it instead of the five
44 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
45 Improve bounds-checking optimizations; remove subsumed POPCOUNT
46 optimizations. Extract nonzero_address_p optimizations into a
47 separate "if" together with optimizations where op1 is const0_rtx.
48 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
49 floating-point arguments too when appropriate. Hoist test for ABS
50 outside the final switch statement.
51 * cse.c (fold_rtx): Don't look for an IOR equivalent of
52 folded_arg0 if we found a constant equivalent. Remove
53 transformations done in simplify-rtx.c for "op0 RELOP op0".
55 2007-09-27 Jakub Jelinek <jakub@redhat.com>
57 * builtins.c (expand_builtin, expand_builtin_object_size,
58 expand_builtin_memory_chk, maybe_emit_chk_warning,
59 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
61 * expr.c (expand_expr_real_1): Likewise.
62 * langhooks-def.h (struct diagnostic_info): Add forward decl.
63 (lhd_print_error_function): Add third argument.
64 * langhooks.h (struct diagnostic_info): Add forward decl.
65 (struct lang_hooks): Add third argument to print_error_function.
66 * diagnostic.h (diagnostic_info): Add abstract_origin field.
67 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
69 (diagnostic_report_current_function): Likewise.
70 * toplev.c (announce_function): Pass NULL as second argument to
71 diagnostic_set_last_function.
72 * diagnostic.c (diagnostic_report_current_function): Add second
73 argument, pass it as third argument to lang_hooks.print_error_function.
74 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
75 to diagnostic_report_current_function.
76 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
77 and message.abstract_origin.
78 (verbatim): Initialize abstract_origin.
79 * pretty-print.h (text_info): Add abstract_origin field.
80 * pretty-print.c (pp_base_format): Handle %K.
81 * langhooks.c (lhd_print_error_function): Add third argument. If
82 diagnostic->abstract_origin, print virtual backtrace.
83 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
84 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
85 (init_dynamic_diag_info): Likewise.
87 2007-09-26 David Daney <ddaney@avtrex.com>
90 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
91 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
92 sync_old_nand<mode>, sync_new_nand<mode>,
93 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
94 Update length attributes.
95 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
96 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
98 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
99 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
100 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
103 2007-09-26 Richard Guenther <rguenther@suse.de>
105 PR tree-optimization/33563
106 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
107 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
109 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
112 2007-09-26 Joseph Myers <joseph@codesourcery.com>
115 * c-common.c (complete_array_type): Diagnose too-large arrays and
116 set type to error_mark_node.
118 2007-09-26 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/30375
121 PR tree-optimization/33560
122 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
126 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
128 * tree-ssa-dse.c (aggregate_vardecl_d): New.
129 (dse_global_data): Add aggregate_vardecl field.
130 (dse_possible_dead_store_p): New.
131 Add prev_defvar variable.
132 Allow immediate uses and previous immediate uses to differ
133 if they are setting different parts of the whole.
134 (get_aggregate_vardecl): New.
135 (dse_record_partial_aggregate_store): New.
136 (dse_whole_aggregate_clobbered_p): New.
137 (dse_partial_kill_p): New.
138 Call dse_maybe_record_aggregate_store().
139 When checking whether a STMT and its USE_STMT refer to the
140 same memory address, check also for partial kills that clobber
142 Move some variable definitions to the block where they are used.
143 (aggregate_vardecl_hash): New.
144 (aggregate_vardecl_eq): New.
145 (aggregate_vardecl_free): New.
146 (aggregate_whole_store_p): New.
147 (tree_ssa_dse): Initialize and free aggregate_vardecl.
148 Mark which aggregate stores we care about.
150 2007-09-25 DJ Delorie <dj@redhat.com>
153 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
156 2007-09-25 Michael Meissner <michael.meissner@amd.com>
159 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
160 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
161 for vector int32 -> int64 conversions. Don't write beyond the end
162 of the allocated vector for int32 -> int64 conversions.
164 2007-09-25 Revital Eres <eres@il.ibm.com>
166 * config/rs6000/paired.h (paired_sel): New.
167 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
168 (rs6000_expand_ternop_builtin): Pass zero const_double operand
169 when expanding selv2sf.
170 * config/rs6000/rs6000.h (rs6000_builtins): Add
171 PAIRED_BUILTIN_SELV2SF4.
173 2007-09-25 Joseph Myers <joseph@codesourcery.com>
176 * c-typeck.c (default_conversion): Call require_complete_type
177 before perform_integral_promotions.
178 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
179 (build_c_cast): Call require_complete_type except for casts to
181 (convert_for_assignment): Call require_complete_type.
183 2007-09-25 Revital Eres <eres@il.ibm.com>
185 * config/spu/spu.md: Fix doloop pattern.
187 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
189 * config/bfin/bfin.c (expand_prologue_reg_save,
190 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
192 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
193 ... from here. New argument ALL; callers changed.
194 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
195 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
196 have the "saveall" attribute.
198 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
200 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
202 (INCOMING_REGNO, OUTGOING_REGNO): Define.
203 * config/mmix/mmix.c (mmix_opposite_regno): New function.
204 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
206 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
207 with REG_P tests before REGNO access.
209 2007-09-24 DJ Delorie <dj@redhat.com>
212 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
214 (movqicc_<code>_<mode>): Likewise.
215 (movhicc_<code>_<mode>): Likewise.
217 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
220 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
223 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
226 * config/i386/i386.c (ix86_comp_type_attributes): Check
229 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
231 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
232 "move.l %a4,%a4" to produce nops.
233 * config/m68k/m68k.c (override_options): Reset align options,
234 if neccessary align macro isn't avaible.
236 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
238 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
240 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
242 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
244 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
246 (peephole pattern): Convert most of them to RTL peephole pattern.
248 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
250 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
251 (moved from fp compare patterns).
252 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
253 Cleanup predicates to relieve reload.
254 (conditional_trap): Reject conditional trap with fp condition.
255 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
256 certain constants early.
258 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
260 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
262 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
264 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
265 Allow --with-tune=cell and --with-cpu=cell.
267 2007-09-24 David Edelsohn <edelsohn@gnu.org>
269 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
270 * config/rs6000/rs6000.opt (swdiv): Change option to ...
272 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
274 (TARGET_BUILTIN_RECIPROCAL): Use it.
275 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
276 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
277 (rs6000_emit_swrsqrtsf): New.
278 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
280 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
281 (divsf3): Remove swdiv support.
284 (rsqrt_internal1): New.
285 (divdf3): Remove swdiv support.
288 2007-09-24 Jakub Jelinek <jakub@redhat.com>
291 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
293 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
294 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
295 * tree.c (type_hash_eq): For FUNCTION_TYPE use
296 lang_hooks.type.type_hash_eq in addition to generic tests.
298 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
299 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
301 * tree-inline.h (eni_weights): Add field target_builtin_cost to
302 reflect the cost per call to a target specific builtin.
303 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
304 call to a target specific builtin, then use target_builtin_call_cost.
305 (init_inline_once): Initialize target_builtin_call_cost field.
307 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
310 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
313 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
315 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
316 * configure: Regenerated.
318 2007-09-23 Ollie Wild <aaw@google.com>
320 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
322 (get_pointer_modulus_and_residue): New function.
324 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
326 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
327 combine an SC return value into a single register.
329 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
331 * opth-gen.awk (target_flags_explicit): Declare.
332 * toplev.h (target_flags_explicit): Delete declaration.
333 * toplev.c (target_flags): Likewise.
334 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
335 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
336 Never return true for TARGET_MIPS16.
337 * config/mips/mips.c (mips_llsc): Delete.
338 (mips_handle_option): Remove -mllsc handling.
339 (mips_strip_unspec_address): Tweak comment.
340 * config/mips/mips.opt (mllsc): Use a target mask.
342 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
344 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
345 word_mode as well as Pmode.
347 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
349 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
350 parameters from word_mode to the subword type if such a truncation
353 2007-09-23 Jakub Jelinek <jakub@redhat.com>
355 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
356 * configure: Regenerated.
358 2007-09-23 Jan Hubicka <jh@suse.cz>
360 * params.def (INLINE_CALL_COST): Set to 12.
361 * invoke.texi (inline-call-cost): Update default value.
363 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
365 * config/alpha/alpha.md (movti): Use operand_subword for the split.
367 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
368 Revital Eres <eres@il.ibm.com>
370 * modulo-sched.c (doloop_register_get): Rewrite the loop which
371 checks whether the count_reg is found outside the control part.
373 2007-09-23 Jakub Jelinek <jakub@redhat.com>
375 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
376 instead of checking CALL_EXPR_FN directly to test for builtins.
377 If error or warning attributes are present, print
379 * c-common.c (handle_error_attribute): New function.
380 (c_common_attribute_table): Add error and warning
382 * doc/extend.texi: Document error and warning attributes.
384 * tree.h (block_nonartificial_location): New prototype.
385 * tree.c (block_nonartificial_location): New function.
386 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
387 if artificial attribute is present on abstract inline decl.
388 * c-common.c (handle_artificial_attribute): New function.
389 (c_common_attribute_table): Add artificial attribute.
390 * final.c (override_filename, override_linenum): New variables.
391 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
392 and override_linenum if inside of a block inlined from
393 __attribute__((__artificial__)) function.
394 (notice_source_line): Honor override_filename and override_linenum.
395 * doc/extend.texi: Document __attribute__((__artificial__)).
396 * config/i386/emmintrin.h: Add __artificial__ attribute to
397 all __always_inline__ functions.
398 * config/i386/mmintrin.h: Likewise.
399 * config/i386/tmmintrin.h: Likewise.
400 * config/i386/mm3dnow.h: Likewise.
401 * config/i386/pmmintrin.h: Likewise.
402 * config/i386/ammintrin.h: Likewise.
403 * config/i386/xmmintrin.h: Likewise.
404 * config/i386/smmintrin.h: Likewise.
405 * config/i386/bmmintrin.h: Likewise.
406 * config/i386/mmintrin-common.h: Likewise.
409 * expr.c (expand_constructor): New function.
410 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
411 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
414 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
416 * config/mips/mips.c (dump_constants_1): Generalize to include
417 fractional and accumulator modes.
419 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
421 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
422 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
424 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
425 TARGET_HARD_FLOAT when testing whether -mpaired-single is
427 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
429 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
431 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
432 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
434 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
435 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
436 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
438 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
440 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
441 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
442 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
444 2007-09-22 Jason Merrill <jason@redhat.com>
447 * attribs.c (lookup_attribute_spec): Split out...
448 (decl_attributes): From here.
449 * tree.h: Declare it.
451 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
453 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
455 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
457 * tree-inline.c (remap_type_1): Correctly chain variants.
459 2007-09-22 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/33146
462 * fold-const.c (fold_binary): Use the original tree
464 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
467 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
470 * except.c (finish_eh_generation): Call commit_edge_insertions if
471 there are insns queued on the entry edge.
472 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
475 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
477 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
479 2007-09-19 Michael Meissner <michael.meissner@amd.com>
481 * gcc/config/i386/i386.c: Delete trailing whitespace.
482 * gcc/config/i386/i386.h: Ditto.
483 * gcc/config/i386/bmmintrin.h: Ditto.
484 * gcc/config/i386/sync.md: Ditto.
485 * gcc/config/i386/ppro.md: Ditto.
486 * gcc/config/i386/mmx.md: Ditto.
487 * gcc/config/i386/constraints.md: Ditto.
488 * gcc/config/i386/sse.md: Ditto.
489 * gcc/config/i386/athlon.md: Ditto.
490 * gcc/config/i386/i386.md: Ditto.
492 2007-09-21 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/33508
495 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
496 quadratic loop by keeping a bitmap of variables we have
497 to clobber all subvariables for.
498 (set_initial_properties): Likewise.
500 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
502 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
504 2007-09-20 Nigel Stephens <nigel@mips.com>
505 Chao-ying Fu <fu@mips.com>
507 * c-decl.c (finish_declspecs): When _Sat is used without
508 _Fract or _Accum, set the default type to cts_fract.
509 This avoids a warning of "type defaults to int".
511 2007-09-20 Joseph Myers <joseph@codesourcery.com>
513 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
514 bit-fields wider than one bit.
516 2007-09-20 Jakub Jelinek <jakub@redhat.com>
519 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
521 * dbxout.c (dbxout_type): Likewise.
525 * gimplify.c (gimplify_vla_decl): New function.
526 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
528 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
530 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
532 * doc/invoke.texi (-minterlink-mips16): Document.
533 * config/mips/mips.opt (minterlink-mips16): New option.
534 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
537 2007-09-20 Joseph Myers <joseph@codesourcery.com>
539 * doc/extend.texi (Attribute Syntax): Remove old speculative
542 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
544 * combine.c: Include cgraph.h.
545 (setup_incoming_promotions): Rework to allow more aggressive
546 elimination of sign extensions when all call sites of the
547 current function are known to lie within the current unit.
549 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
551 * dse.c (find_shift_sequence): No-op rework of control flow.
553 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
555 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
556 GPR for DCmode on 64-bit targets. Remove redundant fallback.
558 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
560 * cfgexpand.c (dump_stack_var_partition): Use the correct
561 index for the offset.
563 2007-09-19 Joseph Myers <joseph@codesourcery.com>
565 * config/mips/sde.h: Switch to GPLv3.
567 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
569 * tree-sra.c (decide_block_copy): Decide if there are groups.
571 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
573 * config/m68k/m68k.c (output_move_himode): Remove jump table
575 config/m68k/m68k.md (lea): Likewise.
576 * config/m68k/m68k.c (print_operand_address): Use simple pc
579 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
581 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
582 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
584 (asm_insn_count): Pass template as second argument to it.
585 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
586 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
587 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
588 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
589 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
590 (sh_insn_length_adjustment): Pass template as second argument to it.
591 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
593 * config/bfin/bfin.md (define_asm_attributes): New.
595 2007-09-19 Jie Zhang <jie.zhang@analog.com>
597 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
599 * config/bfin/print-sysroot-suffix.sh: New.
600 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
601 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
602 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
603 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
604 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
605 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
606 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
607 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
608 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
609 (linux-sysroot-suffix.h): New target.
610 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
611 (mspecld-anomaly): Likewise.
612 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
613 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
614 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
615 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
616 (bfin_si_revision): Declare.
617 (bfin_workarounds): Declare.
618 (WA_SPECULATIVE_LOADS): Define.
619 (ENABLE_WA_SPECULATIVE_LOADS): Define.
620 (WA_SPECULATIVE_SYNCS): Define.
621 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
622 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
623 (LIB_SPEC): Add %s to the linker scripts.
624 Use proper linker script for bf522, bf525, bf527,
625 bf538, bf539, bf542, bf544, bf548, and bf549.
626 * config/bfin/bfin.c (bfin_si_revision): Define.
627 (bfin_workarounds): Define.
628 (struct bfin_cpu): New.
630 (bfin_handle_option): Handle silicon revision part of -mcpu option.
631 (override_options): Set bfin_workarounds.
632 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
633 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
634 ENABLE_WA_SPECULATIVE_LOADS.
635 (bfin_reorg): Likewise.
636 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
637 macros for bf522, bf525, bf527, bf538, bf539,
638 bf542, bf544, bf548, and bf549.
639 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
640 Don't define __ID_SHARED_LIB__ when -msep-data.
641 (TARGET_DEFAULT): Define as 0.
642 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
643 * doc/invoke.texi (Blackfin Options): Document silicon
644 revision part of -mcpu option and it now accepts bf522, bf525,
645 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
647 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
649 * alias.c (memory_modified_1): Deconstify.
650 (memory_modified_in_insn_p): Don't use const_note_stores.
651 * rtl.h (const_note_stores): Delete.
652 * rtlanal.c (const_note_stores): Likewise.
654 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
656 * dse.c (find_shift_sequence): Temporarily revert to forbidding
659 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
663 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
664 (addsi_small_int): Likewise.
665 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
666 (one_cmplsi2): Likewise.
668 (enter_func): Expand insn using hard_frame_pointer_rtx and
671 * config/fr30/fr30.c (fr30_expand_prologue): Check for
672 hard_frame_pointer_rtx instead of using REGNO() check.
673 Properly sign extend GEN_INT() argument.
675 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
677 * config/m68k/m68k.c (override_options): Remove USE_GAS,
679 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
680 alternatives with just jcc.
681 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
682 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
683 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
684 dbge_hi, dbge_si): Likewise.
686 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
688 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
689 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
690 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
691 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
692 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
694 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
696 * config/m68k/m68k-devices.def (51qe): New device.
697 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
698 to all uses of FL_FOR_isa_c for compatibility.
699 (all_microarchs): Add cfv1 microarchitecture.
700 (m68k_handle_option): Handle m51qe option.
701 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
702 (TUNE_CFV1): New macro.
703 (enum uarch_type): Add ucfv1.
704 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
706 2007-09-18 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/31863
709 * tree-ssa-structalias.c (create_variable_info_for): Always
712 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
714 * opts.c (decode_options): Enable vectorization under -O3.
716 2007-09-18 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/33340
719 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
720 SSA_NAMEs that occur in abnormal PHI nodes.
722 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
724 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
725 Don't use const_get_call_expr_in.
726 * tree-gimple.c (const_get_call_expr_in): Delete.
727 * tree-gimple.h (const_get_call_expr_in): Likewise.
729 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
731 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
732 not yet have a basic block.
733 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
735 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
737 * config/mips/mips.c (mips_file_start): Add ".previous" directives
740 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
742 * config/mips/mips.c (mips_output_mi_thunk): Use
743 mips_function_ok_for_sibcall and const_call_insn_operand
744 to determine if a direct sibcall is allowed. Use
745 mips_classify_symbol to determine a global pointer is needed.
747 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
749 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
751 2007-09-17 Chao-ying Fu <fu@mips.com>
752 Nigel Stephens <nigel@mips.com>
754 * config/fixed-bit.h: New file.
755 * config/fixed-bit.c: New file.
756 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
758 2007-09-18 Jakub Jelinek <jakub@redhat.com>
760 * c-format.h (format_kind_info): Add alloc_char field.
761 * c-format.c (scanf_flag_specs): Add 'm'.
762 (scanf_flag_pairs): Add 'a', 'm' pair.
763 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
764 (format_types_orig): Add alloc_char fields.
765 (check_format_info_main): Rename aflag to alloc_flag.
766 Handle fki->alloc_char. modifier after width and before length
767 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
768 length modifiers as well.
769 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
772 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
773 returned by build_call_expr.
775 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
777 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
778 NULL for variable-sized records too.
779 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
781 2007-09-17 Tom Tromey <tromey@redhat.com>
783 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
784 (c_builtin_function): Likewise.
785 (grokdeclarator): Likewise.
787 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
789 PR rtl-optimization/26449
790 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
791 (seq_insns_valid_p): Removed.
793 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
795 * tree-nomudflap.c (gate_mudflap): New static function.
796 (pass_mudflap_1): Use it as gate function.
797 (pass_mudflap_2): Likewise.
799 2007-09-17 Jan Hubicka <jh@suse.cz>
803 * loop-invariant.c (move_invariant_reg): Unshare sequence.
805 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
807 PR tree-optimization/33319
808 * tree-vect-analyze.c (vect_same_range_drs): New.
809 (vect_vfa_range_equal): New.
810 (vect_is_duplicate_ddr): Removed.
811 (vect_mark_for_runtime_alias_test): Do not perform marking when
812 optimizing for size or max_param for alias checking is zero.
813 Move the function before vect_analyze_data_ref_dependence.
814 (vect_analyze_data_ref_dependence): Add call to
815 vect_mark_for_runtime_alias_test in two cases when dependence
817 (vect_analyze_data_ref_dependences): Do not call to
818 vect_mark_for_runtime_alias_test.
819 (vect_prune_runtime_alias_test_list): New.
820 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
821 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
822 Update vec_outside_cost.
823 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
824 (vect_create_cond_for_alias_checks): Build the base address of data
825 reference from DR_GROUP_FIRST_DR.
826 (vect_loop_versioning): New.
827 (vect_transform_loop): Add a call to vect_loop_versioning.
828 Remove factored out code.
830 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
833 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
836 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
838 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
839 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
840 Fix the call to insn_rtx_cost. Skip access sizes that require a
841 real truncation of the store register. Use convert_move instead
842 of gen_lowpart when narrowing the result.
843 (replace_read): Use convert_move instead of gen_lowpart when
844 narrowing the store rhs.
846 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
848 * config/mips/mips.md (SHORT): Fix long line.
849 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
850 to QImode and HImode.
852 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
854 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
856 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
858 * tree-parloops.c: New file.
859 * tree-ssa-operands.h (free_stmt_operands): Declare.
860 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
862 * tree-pass.h (pass_parallelize_loops): Declare.
863 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
865 (build_omp_regions_1): Allow analysing just a single OMP region and
867 ( build_omp_regions_root, omp_expand_local): New functions.
868 (build_omp_regions): Add argument to build_omp_regions_1 call.
869 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
870 autoparallelization is run.
871 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
872 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
873 pass_parallelize_loops): New.
874 * common.opt (ftree-parallelize-loops): New.
875 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
876 parallelize_loops): Declare.
877 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
878 * Makefile.in (tree-parloops.o): Added.
879 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
881 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
882 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
883 one extra edge as well.
884 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
885 Use VEC_free to free doms vector.
886 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
887 operands. Recompute operand caches in the new function.
888 (move_sese_region_to_fn): Update loop info.
889 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
890 * tree-ssa-operands.c (free_stmt_operands): New function.
892 * doc/passes.texi: Document autoparallelization.
893 * doc/invoke.texi (-ftree-parallelize-loops): New option.
895 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
901 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
903 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
905 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
906 get_vectype_for_scalar_type succeeded.
907 (vectorizable_conversion): Likewise.
909 2007-09-14 Jan Hubicka <jh@suse.cz>
911 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
914 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
918 register when operands[2] equals operands[1].
919 (remainderxf3): Ditto.
921 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
922 Nigel Stephens <nigel@mips.com>
924 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
925 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
926 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
928 (_Unwind_ForcedUnwind): Likewise.
929 (_Unwind_Resume): Likewise.
930 (_Unwind_Resume_or_Rethrow): Likewise.
931 (_Unwind_Backtrace): Likewise.
932 (_Unwind_SjLj_RaiseException): Likewise.
933 (_Unwind_SjLj_ForcedUnwind): Likewise.
934 (_Unwind_SjLj_Resume): Likewise.
935 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
936 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
938 (_Unwind_ForcedUnwind): Likewise.
939 (_Unwind_Resume): Likewise.
940 (_Unwind_Resume_or_Rethrow): Likewise.
941 (_Unwind_Backtrace): Likewise.
942 * unwind-compat.c (_Unwind_Backtrace): Likewise.
943 (_Unwind_ForcedUnwind): Likewise.
944 (_Unwind_RaiseException): Likewise.
945 (_Unwind_Resume): Likewise.
946 (_Unwind_Resume_or_Rethrow): Likewise.
948 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
949 nomips16 mode when IN_LIBGCC2 with hard float.
951 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
953 * config/mips/sdemtk.opt: Update to GPLv3.
954 * config/mips/sdemtk.h: Likewise.
956 2007-09-14 Nigel Stephens <nigel@mips.com>
958 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
959 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
960 for mipsisa32-*-linux*.
962 2007-09-14 Nigel Stephens <nigel@mips.com>
963 David Ung <davidu@mips.com>
964 Thiemo Seufer <ths@mips.com>
965 Richard Sandiford <richard@codesourcery.com>
967 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
968 * configure.ac: Add a mipssde threading type.
969 * configure: Regenerate.
970 * config/mips/sdemtk.h: New file.
971 * config/mips/t-sdemtk: Likewise.
972 * config/mips/sdemtk.opt: Likewise.
973 * gthr-mipssde.h: Likewise.
974 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
975 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
976 (MIPS_ICACHE_SYNC): New macro, split from ...
977 * config/mips/mips.md (clear_cache): ...here.
978 * config/mips/mips.c (mips_save_reg_p): Check
979 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
980 (build_mips16_function_stub): Use targetm.strip_name_encoding.
981 (build_mips16_call_stub): Likewise.
983 2007-09-14 Richard Sandiford <richard@codesourcery.com>
985 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
987 2007-09-14 Jakub Jelinek <jakub@redhat.com>
990 * config/ia64/ia64.c (find_gr_spill): Don't decrement
991 current_frame_info.n_local_regs. Don't return emitted local
993 (ia64_compute_frame_size): Improve unwind hack to put
994 RP, PFS, FP in that order by allowing some of the registers
995 been already emitted, as long as they are emitted to the
998 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1000 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1001 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1002 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1004 2007-09-13 Eric Christopher <echristo@apple.com>
1005 Kenneth Zadeck <zadeck@naturalbridge.com>
1007 * dse.c (find_shift_sequence): New function.
1008 (replace_read): Add case to remove read if it requires shift.
1009 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1011 2007-09-13 Tom Tromey <tromey@redhat.com>
1013 * c-common.c (fname_as_string): Update.
1014 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1015 (c_lex_one_token): Update. Add 'parser' argument.
1016 (c_parser_simple_asm_expr): Update.
1017 (c_parser_attributes): Update.
1018 (c_parser_asm_statement): Update.
1019 (c_parser_asm_operands): Update.
1020 (c_parser_peek_token): Update.
1021 (c_parser_peek_2nd_token): Update.
1022 * c-lex.c (c_lex_string_translate): Remove.
1023 (c_lex_return_raw_strings): Likewise.
1024 (c_lex_with_flags): Added 'lex_flags' argument.
1025 (lex_string): Added 'translate' argument.
1026 * c-pragma.h (c_lex_with_flags): Update.
1027 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1028 (C_LEX_STRING_NO_TRANSLATE): New define.
1029 (C_LEX_RAW_STRINGS): Likewise.
1031 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1034 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1035 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1036 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1037 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1038 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1039 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1040 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1041 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1042 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1043 (bdesc_1arg): Add __builtin_bfin_ones.
1044 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1045 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1046 and __builtin_bfin_csqu_fr16.
1047 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1048 (ones): New define_insn.
1049 (ssaddhi3_parts): New define_insn.
1050 (sssubhi3_parts): New define_insn.
1051 (flag_mulhi_parts): New define_insn.
1053 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1055 * common.opt (femit-class-debug-always): Turn off by default.
1057 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1059 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1060 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1062 2007-09-13 James E. Wilson <wilson@specifix.com>
1064 PR tree-optimization/33389
1065 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1066 then set build_loads before returning.
1068 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1069 David Ung <davidu@mips.com>
1071 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1072 {d}addiu and a negative immediate such that it works with MIPS16
1075 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1078 * configure.ac (ld_vers): Support Linux linker.
1079 * configure: Regenerated.
1081 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1082 Sandra Loosemore <sandra@codesourcery.com>
1084 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1085 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1086 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1087 nomips16 into decl attributes.
1088 (TARGET_INSERT_ATTRIBUTES): Override.
1089 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1090 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1091 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1092 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1093 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1094 (mips_use_mips16_mode_p): Reimplement as a function that takes
1095 a decl and considers only decl attributes. If the decl is nested
1096 function, use its parent attributes.
1097 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1098 instead of SYMBOL_REF_MIPS16_FUNC_P.
1099 (mips_set_mips16_mode): Move call to sorry here from old
1100 mips_use_mips16_mode_p.
1101 (mflip_mips16_entry): New structure.
1102 (mflip_mips16_htab): New variable.
1103 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1104 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1105 (mips_merge_decl_attributes): New function.
1106 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1107 Use mips_use_mips16_mode_p.
1108 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1109 SYMBOL_REF_MIPS16_FUNC_P.
1110 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1112 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1114 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1116 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1119 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1121 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1122 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1123 Tony Linthicum <tony.linthicum@amd.com>
1125 * tree.h (function_args_iterator): New type to iterate over
1127 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1128 function arguments providing a pointer to the argument.
1129 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1130 function arguments providing the argument.
1131 (function_args_iter_init): Inline function to initialize
1132 function_args_iterator.
1133 (function_args_iter_cond_ptr): Inline function to return the next
1134 pointer to hold the argument.
1135 (function_args_iter_cond): Inline function to return the next
1137 (function_args_iter_cond_next): Advance the function args
1139 (stdarg_p): New function, return true if variable argument
1141 (prototype_p): New function, return true if function is
1143 (function_args_count): New function, count the number of arguments
1146 * tree.c (stdarg_p): New function, return true if variable
1148 (prototype_p): New function, return true if function is
1151 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1152 (TARGET_ROUND): New macro for the round/ptest instructions which
1153 are shared between SSE4.1 and SSE5.
1154 (OPTION_MASK_ISA_ROUND): Ditto.
1155 (OPTION_ISA_ROUND): Ditto.
1156 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1157 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1159 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1160 (-mfused-madd): New switch to give users control over whether the
1161 compiler optimizes to use the multiply/add SSE5 instructions.
1163 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1164 m_ATHLON_K8_AMDFAM10, and change all uses.
1165 (enum pta_flags): Add PTA_SSE5.
1166 (ix86_handle_option): Turn off 3dnow if -msse5.
1167 (override_options): Add SSE5 support.
1168 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1170 (ix86_expand_sse_movcc): Add SSE5 support.
1171 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1172 vector type to the next largest size.
1173 (ix86_expand_sse5_pack): New function to use pperm to pack a
1174 vector type to the next smallest size.
1175 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1176 (IX86_BUILTIN_FMADDSD): Ditto.
1177 (IX86_BUILTIN_FMADDPS): Ditto.
1178 (IX86_BUILTIN_FMADDPD): Ditto.
1179 (IX86_BUILTIN_FMSUBSS): Ditto.
1180 (IX86_BUILTIN_FMSUBSD): Ditto.
1181 (IX86_BUILTIN_FMSUBPS): Ditto.
1182 (IX86_BUILTIN_FMSUBPD): Ditto.
1183 (IX86_BUILTIN_FNMADDSS): Ditto.
1184 (IX86_BUILTIN_FNMADDSD): Ditto.
1185 (IX86_BUILTIN_FNMADDPS): Ditto.
1186 (IX86_BUILTIN_FNMADDPD): Ditto.
1187 (IX86_BUILTIN_FNMSUBSS): Ditto.
1188 (IX86_BUILTIN_FNMSUBSD): Ditto.
1189 (IX86_BUILTIN_FNMSUBPS): Ditto.
1190 (IX86_BUILTIN_FNMSUBPD): Ditto.
1191 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1192 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1193 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1194 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1195 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1196 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1197 (IX86_BUILTIN_PPERM): Ditto.
1198 (IX86_BUILTIN_PERMPS): Ditto.
1199 (IX86_BUILTIN_PERMPD): Ditto.
1200 (IX86_BUILTIN_PMACSSWW): Ditto.
1201 (IX86_BUILTIN_PMACSWW): Ditto.
1202 (IX86_BUILTIN_PMACSSWD): Ditto.
1203 (IX86_BUILTIN_PMACSWD): Ditto.
1204 (IX86_BUILTIN_PMACSSDD): Ditto.
1205 (IX86_BUILTIN_PMACSDD): Ditto.
1206 (IX86_BUILTIN_PMACSSDQL): Ditto.
1207 (IX86_BUILTIN_PMACSSDQH): Ditto.
1208 (IX86_BUILTIN_PMACSDQL): Ditto.
1209 (IX86_BUILTIN_PMACSDQH): Ditto.
1210 (IX86_BUILTIN_PMADCSSWD): Ditto.
1211 (IX86_BUILTIN_PMADCSWD): Ditto.
1212 (IX86_BUILTIN_PHADDBW): Ditto.
1213 (IX86_BUILTIN_PHADDBD): Ditto.
1214 (IX86_BUILTIN_PHADDBQ): Ditto.
1215 (IX86_BUILTIN_PHADDWD): Ditto.
1216 (IX86_BUILTIN_PHADDWQ): Ditto.
1217 (IX86_BUILTIN_PHADDDQ): Ditto.
1218 (IX86_BUILTIN_PHADDUBW): Ditto.
1219 (IX86_BUILTIN_PHADDUBD): Ditto.
1220 (IX86_BUILTIN_PHADDUBQ): Ditto.
1221 (IX86_BUILTIN_PHADDUWD): Ditto.
1222 (IX86_BUILTIN_PHADDUWQ): Ditto.
1223 (IX86_BUILTIN_PHADDUDQ): Ditto.
1224 (IX86_BUILTIN_PHSUBBW): Ditto.
1225 (IX86_BUILTIN_PHSUBWD): Ditto.
1226 (IX86_BUILTIN_PHSUBDQ): Ditto.
1227 (IX86_BUILTIN_PROTB): Ditto.
1228 (IX86_BUILTIN_PROTW): Ditto.
1229 (IX86_BUILTIN_PROTD): Ditto.
1230 (IX86_BUILTIN_PROTQ): Ditto.
1231 (IX86_BUILTIN_PROTB_IMM): Ditto.
1232 (IX86_BUILTIN_PROTW_IMM): Ditto.
1233 (IX86_BUILTIN_PROTD_IMM): Ditto.
1234 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1235 (IX86_BUILTIN_PSHLB): Ditto.
1236 (IX86_BUILTIN_PSHLW): Ditto.
1237 (IX86_BUILTIN_PSHLD): Ditto.
1238 (IX86_BUILTIN_PSHLQ): Ditto.
1239 (IX86_BUILTIN_PSHAB): Ditto.
1240 (IX86_BUILTIN_PSHAW): Ditto.
1241 (IX86_BUILTIN_PSHAD): Ditto.
1242 (IX86_BUILTIN_PSHAQ): Ditto.
1243 (IX86_BUILTIN_FRCZSS): Ditto.
1244 (IX86_BUILTIN_FRCZSD): Ditto.
1245 (IX86_BUILTIN_FRCZPS): Ditto.
1246 (IX86_BUILTIN_FRCZPD): Ditto.
1247 (IX86_BUILTIN_CVTPH2PS): Ditto.
1248 (IX86_BUILTIN_CVTPS2PH): Ditto.
1249 (IX86_BUILTIN_COMEQSS): Ditto.
1250 (IX86_BUILTIN_COMNESS): Ditto.
1251 (IX86_BUILTIN_COMLTSS): Ditto.
1252 (IX86_BUILTIN_COMLESS): Ditto.
1253 (IX86_BUILTIN_COMGTSS): Ditto.
1254 (IX86_BUILTIN_COMGESS): Ditto.
1255 (IX86_BUILTIN_COMUEQSS): Ditto.
1256 (IX86_BUILTIN_COMUNESS): Ditto.
1257 (IX86_BUILTIN_COMULTSS): Ditto.
1258 (IX86_BUILTIN_COMULESS): Ditto.
1259 (IX86_BUILTIN_COMUGTSS): Ditto.
1260 (IX86_BUILTIN_COMUGESS): Ditto.
1261 (IX86_BUILTIN_COMORDSS): Ditto.
1262 (IX86_BUILTIN_COMUNORDSS): Ditto.
1263 (IX86_BUILTIN_COMFALSESS): Ditto.
1264 (IX86_BUILTIN_COMTRUESS): Ditto.
1265 (IX86_BUILTIN_COMEQSD): Ditto.
1266 (IX86_BUILTIN_COMNESD): Ditto.
1267 (IX86_BUILTIN_COMLTSD): Ditto.
1268 (IX86_BUILTIN_COMLESD): Ditto.
1269 (IX86_BUILTIN_COMGTSD): Ditto.
1270 (IX86_BUILTIN_COMGESD): Ditto.
1271 (IX86_BUILTIN_COMUEQSD): Ditto.
1272 (IX86_BUILTIN_COMUNESD): Ditto.
1273 (IX86_BUILTIN_COMULTSD): Ditto.
1274 (IX86_BUILTIN_COMULESD): Ditto.
1275 (IX86_BUILTIN_COMUGTSD): Ditto.
1276 (IX86_BUILTIN_COMUGESD): Ditto.
1277 (IX86_BUILTIN_COMORDSD): Ditto.
1278 (IX86_BUILTIN_COMUNORDSD): Ditto.
1279 (IX86_BUILTIN_COMFALSESD): Ditto.
1280 (IX86_BUILTIN_COMTRUESD): Ditto.
1281 (IX86_BUILTIN_COMEQPS): Ditto.
1282 (IX86_BUILTIN_COMNEPS): Ditto.
1283 (IX86_BUILTIN_COMLTPS): Ditto.
1284 (IX86_BUILTIN_COMLEPS): Ditto.
1285 (IX86_BUILTIN_COMGTPS): Ditto.
1286 (IX86_BUILTIN_COMGEPS): Ditto.
1287 (IX86_BUILTIN_COMUEQPS): Ditto.
1288 (IX86_BUILTIN_COMUNEPS): Ditto.
1289 (IX86_BUILTIN_COMULTPS): Ditto.
1290 (IX86_BUILTIN_COMULEPS): Ditto.
1291 (IX86_BUILTIN_COMUGTPS): Ditto.
1292 (IX86_BUILTIN_COMUGEPS): Ditto.
1293 (IX86_BUILTIN_COMORDPS): Ditto.
1294 (IX86_BUILTIN_COMUNORDPS): Ditto.
1295 (IX86_BUILTIN_COMFALSEPS): Ditto.
1296 (IX86_BUILTIN_COMTRUEPS): Ditto.
1297 (IX86_BUILTIN_COMEQPD): Ditto.
1298 (IX86_BUILTIN_COMNEPD): Ditto.
1299 (IX86_BUILTIN_COMLTPD): Ditto.
1300 (IX86_BUILTIN_COMLEPD): Ditto.
1301 (IX86_BUILTIN_COMGTPD): Ditto.
1302 (IX86_BUILTIN_COMGEPD): Ditto.
1303 (IX86_BUILTIN_COMUEQPD): Ditto.
1304 (IX86_BUILTIN_COMUNEPD): Ditto.
1305 (IX86_BUILTIN_COMULTPD): Ditto.
1306 (IX86_BUILTIN_COMULEPD): Ditto.
1307 (IX86_BUILTIN_COMUGTPD): Ditto.
1308 (IX86_BUILTIN_COMUGEPD): Ditto.
1309 (IX86_BUILTIN_COMORDPD): Ditto.
1310 (IX86_BUILTIN_COMUNORDPD): Ditto.
1311 (IX86_BUILTIN_COMFALSEPD): Ditto.
1312 (IX86_BUILTIN_COMTRUEPD): Ditto.
1313 (IX86_BUILTIN_PCOMEQUB): Ditto.
1314 (IX86_BUILTIN_PCOMNEUB): Ditto.
1315 (IX86_BUILTIN_PCOMLTUB): Ditto.
1316 (IX86_BUILTIN_PCOMLEUB): Ditto.
1317 (IX86_BUILTIN_PCOMGTUB): Ditto.
1318 (IX86_BUILTIN_PCOMGEUB): Ditto.
1319 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1320 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1321 (IX86_BUILTIN_PCOMEQUW): Ditto.
1322 (IX86_BUILTIN_PCOMNEUW): Ditto.
1323 (IX86_BUILTIN_PCOMLTUW): Ditto.
1324 (IX86_BUILTIN_PCOMLEUW): Ditto.
1325 (IX86_BUILTIN_PCOMGTUW): Ditto.
1326 (IX86_BUILTIN_PCOMGEUW): Ditto.
1327 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1328 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1329 (IX86_BUILTIN_PCOMEQUD): Ditto.
1330 (IX86_BUILTIN_PCOMNEUD): Ditto.
1331 (IX86_BUILTIN_PCOMLTUD): Ditto.
1332 (IX86_BUILTIN_PCOMLEUD): Ditto.
1333 (IX86_BUILTIN_PCOMGTUD): Ditto.
1334 (IX86_BUILTIN_PCOMGEUD): Ditto.
1335 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1336 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1337 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1338 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1339 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1340 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1341 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1342 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1343 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1344 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1345 (IX86_BUILTIN_PCOMEQB): Ditto.
1346 (IX86_BUILTIN_PCOMNEB): Ditto.
1347 (IX86_BUILTIN_PCOMLTB): Ditto.
1348 (IX86_BUILTIN_PCOMLEB): Ditto.
1349 (IX86_BUILTIN_PCOMGTB): Ditto.
1350 (IX86_BUILTIN_PCOMGEB): Ditto.
1351 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1352 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1353 (IX86_BUILTIN_PCOMEQW): Ditto.
1354 (IX86_BUILTIN_PCOMNEW): Ditto.
1355 (IX86_BUILTIN_PCOMLTW): Ditto.
1356 (IX86_BUILTIN_PCOMLEW): Ditto.
1357 (IX86_BUILTIN_PCOMGTW): Ditto.
1358 (IX86_BUILTIN_PCOMGEW): Ditto.
1359 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1360 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1361 (IX86_BUILTIN_PCOMEQD): Ditto.
1362 (IX86_BUILTIN_PCOMNED): Ditto.
1363 (IX86_BUILTIN_PCOMLTD): Ditto.
1364 (IX86_BUILTIN_PCOMLED): Ditto.
1365 (IX86_BUILTIN_PCOMGTD): Ditto.
1366 (IX86_BUILTIN_PCOMGED): Ditto.
1367 (IX86_BUILTIN_PCOMFALSED): Ditto.
1368 (IX86_BUILTIN_PCOMTRUED): Ditto.
1369 (IX86_BUILTIN_PCOMEQQ): Ditto.
1370 (IX86_BUILTIN_PCOMNEQ): Ditto.
1371 (IX86_BUILTIN_PCOMLTQ): Ditto.
1372 (IX86_BUILTIN_PCOMLEQ): Ditto.
1373 (IX86_BUILTIN_PCOMGTQ): Ditto.
1374 (IX86_BUILTIN_PCOMGEQ): Ditto.
1375 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1376 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1377 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1378 OPTION_MASK_ISA_ROUND for instructions that are shared between
1380 (bdesc_2arg): Ditto.
1381 (bdesc_sse_3arg): Ditto.
1382 (enum multi_arg_type): New enum for describing the various SSE5
1383 intrinsic argument types.
1384 (bdesc_multi_arg): New table for SSE5 intrinsics.
1385 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1386 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1388 (ix86_expand_builtin): Add SSE5 intrinsic support.
1389 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1390 operand instructions.
1391 (ix86_expand_sse5_multiple_memory): New function to split the
1392 second memory reference from SSE5 instructions.
1393 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1394 (ix86_return_pops_args): Use stdarg_p to determine if the function
1395 has variable arguments.
1396 (ix86_setup_incoming_varargs): Ditto.
1397 (x86_this_parameter): Ditto.
1399 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1401 (ix86_expand_sse5_pack): Ditto.
1402 (ix86_sse5_valid_op_p): Ditto.
1403 (ix86_expand_sse5_multiple_memory): Ditto.
1405 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1406 constant for SSE5 support.
1407 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1408 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1409 (UNSPEC_SSE5_PERMUTE): Ditto.
1410 (UNSPEC_SSE5_ASHIFT): Ditto.
1411 (UNSPEC_SSE5_LSHIFT): Ditto.
1412 (UNSPEC_FRCZ): Ditto.
1413 (UNSPEC_CVTPH2PS): Ditto.
1414 (UNSPEC_CVTPS2PH): Ditto.
1415 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1417 (COM_FALSE_S): Ditto.
1418 (COM_FALSE_P): Ditto.
1419 (COM_TRUE_S): Ditto.
1420 (COM_TRUE_P): Ditto.
1421 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1422 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1424 (memory attribute): Ditto.
1425 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1426 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1427 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1428 (floor<mode>2): Ditto.
1429 (ceil<mode>2): Ditto.
1430 (btrunc<mode>2): Ditto.
1431 (nearbyintdf2): Ditto.
1432 (nearbyintsf2): Ditto.
1433 (sse_setccsf): Disable if SSE5.
1434 (sse_setccdf): Ditto.
1435 (sse5_setcc<mode>): New support for SSE5 conditional move.
1436 (sse5_pcmov_<mode>): Ditto.
1438 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1440 (SSEMODEF2P): Ditto.
1441 (ssemodesuffixf4): New mode attribute for SSE5.
1442 (ssemodesuffixf2s): Ditto.
1443 (ssemodesuffixf2c): Ditto.
1444 (sserotatemax): Ditto.
1445 (ssescalarmode): Ditto.
1446 (sse_maskcmpv4sf3): Disable if SSE5.
1447 (sse_maskcmpv2df3): Ditto.
1448 (sse_vmmaskcmpv4sf3): Ditto.
1449 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1451 (sse5_vmfmadd<mode>4): Ditto.
1452 (sse5_fmsub<mode>4): Ditto.
1453 (sse5_vmfmsub<mode>4): Ditto.
1454 (sse5_fnmadd<mode>4): Ditto.
1455 (sse5_vmfnmadd<mode>4): Ditto.
1456 (sse5_fnmsub<mode>4): Ditto.
1457 (sse5_vmfnmsub<mode>4): Ditto.
1458 (sse5i_fmadd<mode>4): Ditto.
1459 (sse5i_fmsub<mode>4): Ditto.
1460 (sse5i_fnmadd<mode>4): Ditto.
1461 (sse5i_fnmsub<mode>4): Ditto.
1462 (sse5i_vmfmadd<mode>4): Ditto.
1463 (sse5i_vmfmsub<mode>4): Ditto.
1464 (sse5i_vmfnmadd<mode>4): Ditto.
1465 (sse5i_vmfnmsub<mode>4): Ditto.
1466 (mulv16qi3): Add SSE5 support.
1468 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1469 (sse2_mulv4si3): Disable if SSE5.
1470 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1471 (sse4_1_roundps): Ditto.
1472 (sse4_1_roundsd): Ditto.
1473 (sse4_1_roundss): Ditto.
1474 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1476 (sse_maskcmpsf3): Ditto.
1477 (sse_vmmaskcmpv4sf3): Ditto.
1478 (sse2_maskcmpv2df3): Ditto.
1479 (sse2_maskcmpdf3): Ditto.
1480 (sse2_vmmaskcmpv2df3): Ditto.
1481 (sse2_eq<mode>3): Ditto.
1482 (sse2_gt<mode>3): Ditto.
1483 (sse5_pcmov_<mode>): Add SSE5 support.
1484 (vec_unpacku_hi_v16qi): Ditto.
1485 (vec_unpacks_hi_v16qi): Ditto.
1486 (vec_unpacku_lo_v16qi): Ditto.
1487 (vec_unpacks_lo_v16qi): Ditto.
1488 (vec_unpacku_hi_v8hi): Ditto.
1489 (vec_unpacks_hi_v8hi): Ditto.
1490 (vec_unpacku_lo_v8hi): Ditto.
1491 (vec_unpacks_lo_v8hi): Ditto.
1492 (vec_unpacku_hi_v4si): Ditto.
1493 (vec_unpacks_hi_v4si): Ditto.
1494 (vec_unpacku_lo_v4si): Ditto.
1495 (vec_unpacks_lo_v4si): Ditto.
1496 (sse5_pmacsww): New SSE5 intrinsic insn.
1497 (sse5_pmacssww): Ditto.
1498 (sse5_pmacsdd): Ditto.
1499 (sse5_pmacssdd): Ditto.
1500 (sse5_pmacssdql): Ditto.
1501 (sse5_pmacssdqh): Ditto.
1502 (sse5_pmacsdqh): Ditto.
1503 (sse5_pmacsswd): Ditto.
1504 (sse5_pmacswd): Ditto.
1505 (sse5_pmadcsswd): Ditto.
1506 (sse5_pmadcswd): Ditto.
1507 (sse5_pcmov_<move>): Conditional move support on SSE5.
1508 (sse5_phaddbw): New SSE5 intrinsic insn.
1509 (sse5_phaddbd): Ditto.
1510 (sse5_phaddbq): Ditto.
1511 (sse5_phaddwd): Ditto.
1512 (sse5_phaddwq): Ditto.
1513 (sse5_phadddq): Ditto.
1514 (sse5_phaddubw): Ditto.
1515 (sse5_phaddubd): Ditto.
1516 (sse5_phaddubq): Ditto.
1517 (sse5_phadduwd): Ditto.
1518 (sse5_phadduwq): Ditto.
1519 (sse5_phaddudq): Ditto.
1520 (sse5_phsubbw): Ditto.
1521 (sse5_phsubwd): Ditto.
1522 (sse5_phsubdq): Ditto.
1523 (sse5_pperm): Ditto.
1524 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1525 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1526 (sse5_pperm_sign_v8hi_v4si): Ditto.
1527 (sse5_pperm_zero_v8hi_v4si): Ditto.
1528 (sse5_pperm_sign_v4si_v2di): Ditto.
1529 (sse5_pperm_sign_v4si_v2di): Ditto.
1530 (sse5_pperm_pack_v2di_v4si): Ditto.
1531 (sse5_pperm_pack_v4si_v8hi): Ditto.
1532 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1533 (sse5_perm<mode>): New SSE5 intrinsic insn.
1534 (rotl<mode>3): Ditto.
1535 (sse5_rotl<mode>3): Ditto.
1536 (sse5_ashl<mode>3): Ditto.
1537 (sse5_lshl<mode>3): Ditto.
1538 (sse5_frcz<mode>2): Ditto.
1539 (sse5s_frcz<mode>2): Ditto.
1540 (sse5_cvtph2ps): Ditto.
1541 (sse5_cvtps2ph): Ditto.
1542 (sse5_vmmaskcmp<mode>3): Ditto.
1543 (sse5_com_tf<mode>3): Ditto.
1544 (sse5_maskcmp<mode>3): Ditto.
1545 (sse5_maskcmp_uns<mode>3): Ditto.
1546 (sse5_maskcmp_uns2<mode>3): Ditto.
1547 (sse5_pcom_tf<mode>3): Ditto.
1549 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1551 (sse5_comparison_float_operator): New predicate to match the
1552 comparison operators supported by the SSE5 com instruction.
1553 (ix86_comparison_int_operator): New predicate to match just the
1554 signed int comparisons.
1555 (ix86_comparison_uns_operator): New predicate to match just the
1556 unsigned int comparisons.
1558 * doc/invoke.texi (-msse5): Add documentation.
1559 (-mfused-madd): Ditto.
1561 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1563 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1565 (x86_64-*-*): Ditto.
1567 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1569 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1570 intrinisics for SSE5.
1572 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1575 * config/i386/mmintrin-common.h: New file, to contain common
1576 instructions between SSE4.1 and SSE5.
1578 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1579 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1580 (gen_regparm_prefix): Ditto.
1582 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1583 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1584 prototype_p to determine if a function is prototyped.
1586 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1588 * config/dfp-bit.c (dfp_conversion_exception): New function.
1589 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1590 (DFP_TO_INT): Ditto.
1591 (INT_TO_DFP): Ditto.
1592 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1594 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1597 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1598 before sp restoration even when total_size is 0, but
1599 frame_pointer_needed.
1601 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1603 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1604 (xtensa_copy_incoming_a7): Use start_sequence instead of
1605 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1606 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1607 of the saveregs sequence.
1609 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1611 * c-tree.h (grokfield): Add a "tree *" argument.
1612 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1613 Chain nested decl attributes to it. Don't call decl_attributes here.
1614 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1615 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1616 (grokfield): Take a pointer to the decl's attributes and pass
1617 it to grokdeclarator.
1618 * c-parser.c (c_parser_struct_declaration): Update the calls to
1619 grokfield. Call decl_attributes for anonymous struct and union
1622 2007-09-12 Jan Hubicka <jh@suse.cz>
1624 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1626 2007-09-12 Ira Rosen <irar@il.ibm.com>
1628 PR tree-optimization/32377
1629 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1630 between positive and negative dependence distance using DDR_REVERSED_P.
1632 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1634 PR tree-optimization/33373
1635 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1636 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1638 2007-09-12 Jan Hubicka <jh@suse.cz>
1641 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1644 2007-09-12 Christian Bruel <christian.bruel@st.com>
1646 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1647 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1649 2007-09-12 Ira Rosen <irar@il.ibm.com>
1651 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1652 for oprnd1 if not required.
1653 (vectorizable_operation): Use scalar operand in SLP in case of
1654 shift with scalar argument.
1656 2007-09-12 Ira Rosen <irar@il.ibm.com>
1658 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1661 2007-09-11 James E. Wilson <wilson@specifix.com>
1663 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1664 TARGET_UNWIND_INFO is defined.
1665 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1668 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1670 * config/sh/sh.c (calc_live_regs): Use
1671 current_function_saves_all_registers instead of
1672 current_function_has_nonlocal_label.
1673 (sh_allocate_initial_value): Likewise.
1674 (sh_get_pr_initial_val): Likewise.
1675 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1676 * config/sh/sh.md (load_ra): Likewise.
1678 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1680 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1683 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1684 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1686 2007-09-12 Sa Liu <saliu@de.ibm.com>
1688 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1689 operands to DFmode GE or LE compares.
1691 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1693 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1694 REG_CLASS_NAMES): Add P0REGS.
1695 (REGNO_REG_CLASS): Return it where appropriate.
1696 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1697 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1698 * doc/md.texi (Blackfin family): Document 'q' constraints.
1700 2007-09-11 Steve Kenton <skenton@ou.edu>
1702 * pa/linux-unwind.h: Guard with inhibit_libc.
1703 * pa/hpux-unwind.h: Likewise.
1705 2007-09-11 David Daney <ddaney@avtrex.com>
1707 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1708 * doc/install.texi: Document new --with-llsc and --without-llsc
1710 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1711 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1712 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1714 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1715 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1716 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1717 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1718 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1719 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1720 * config/mips/mips.opt (mllsc): New option.
1721 * config/mips/mips.c (mips_llsc): Define variable.
1722 (mips_handle_option): Handle mllsc option.
1723 (override_options): Set mips_print_operand_punct for '|' and '-'.
1724 (print_operand): Add new %| and %- operand codes.
1725 * config/mips/mips.h (mips_llsc_setting): New enum type.
1726 (mips_llsc): Declare.
1727 (OPTION_DEFAULT_SPECS): Add llsc handling.
1728 (GENERATE_SYNC): New macro.
1729 (GENERATE_LL_SC): New macro.
1730 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1731 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1732 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1733 in %| and %- operand codes.
1735 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1737 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1738 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1740 2007-09-11 Jason Merrill <jason@redhat.com>
1743 * stor-layout.c (layout_decl): Do pack variable size fields.
1745 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1747 * config/m68k/predicates.md (movsi_const0_operand,
1748 non_symbolic_call_operand): New predicates.
1750 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1752 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1753 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1754 CW, CZ, CS, Ap and Ac.
1756 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1757 (constraints.md): New include.
1758 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1759 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1760 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1762 (pushdi): Add split.
1763 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1764 attributes. Split tstsi_internal_68020_cf from it.
1765 (tstsi_internal_68020_cf): New pattern.
1766 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1767 (tst<mode>_cf): Specify attributea.
1768 (cmpsi_cf): Name pattern. Specify attributes.
1769 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1770 (pushexthisi_const): Fix to use alternatives. Specify
1772 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1773 from it. Fix to use alternatives. Specify attributes.
1774 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1775 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1777 (movsf_cf_soft): Specify attributes.
1778 (movdf_cf_soft): Add split.
1779 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1780 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1781 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1782 (truncdfsf2_68881): Name pattern. Specify attributes.
1783 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1784 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1785 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1787 (addsi3_5200): Fix to use alternatives. Specify attributes.
1789 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1790 (subsi3): Add alternative for subq.l. Specify attributes.
1791 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1792 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1794 (umulhisi3): Specify attributes.
1795 (mulhisisi3_z): Name pattern. Specify attributes.
1796 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1797 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1798 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1799 bsetmemqi): Specify attributes.
1800 (bsetmemqi_ext): Name pattern. Specify attributes.
1801 (bclrmemqi): Specify attributes.
1802 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1803 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1805 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1806 pattern. Specify attributes.
1807 (jump): Specify attributes.
1808 (tablejump_internal): Name pattern. Specify attributes.
1809 (call_value): Split into non_symbolic_call_value,
1810 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1811 alternatives. Specify attributes.
1812 (non_symbolic_call_value, symbolic_call_value_jsr,
1813 symbolic_call_value_bsr): New patterns.
1814 (nop, return, unlink, indirect_jump): Specify attributes.
1815 (trap): Fix condition. Specify attributes.
1818 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1819 (override_options): Initialize it. Initialize m68k_sched_cpu.
1820 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1821 (const_method): Make global, rename to m68k_const_method.
1822 (const_int_cost, output_move_const_into_data_reg): Update.
1823 (output_move_double): Parametrize to emit rtl code, rename to
1825 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1826 emit_movsi): New static functions.
1827 (output_move_double): New function with semantics of old
1829 (m68k_emit_move_double): New function.
1830 (m68k_sched_cpu): New variable.
1831 (attr_op_type): New enum.
1832 (sched_guess_p): New variable.
1833 (sched_address_type, sched_operand_type, sched_attr_op_type):
1834 New static functions.
1835 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1836 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1837 (sched_branch_type): New static variable.
1838 (m68k_sched_branch_type): New function.
1839 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1840 (m68k_symbolic_call_var): Declare.
1841 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1842 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1843 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1844 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1847 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1849 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1850 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1851 error if __builtin_va_arg_pack_len () wasn't optimized out during
1853 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1854 with the number of inline's anonymous arguments.
1855 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1857 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1859 * fold-const.c (extract_muldiv_1): Do not simplify
1862 2007-09-11 Jan Hubicka <jh@suse.cz>
1864 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1865 (TARGET_INTER_UNIT_CONVERSIONS): New.
1866 * i386.md (floatsi expanders): Remove redundant check for SImode
1867 source; offload to memory when asked for.
1868 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1869 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1871 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1872 floatsidf2_mixed_memory, floatsidf2_sse_memory
1873 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1874 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1876 2007-09-11 Jan Hubicka <jh@suse.cz>
1878 * toplev.c (process_options): all frontends now do unit-at-a-time.
1879 * cgraphunit.c: update comments.
1880 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1881 * c-decl.c (finish_function): use cgraph_add_new_function.
1882 * function.c (expand_function_end): We are always unit-at-a-time.
1884 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1886 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1887 settings for MIPS16.
1888 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1890 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1892 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1893 SYMBOL_FORCE_TO_MEM constants.
1894 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1895 (mips16_rewrite_pool_refs_info): New structure.
1896 (mips16_rewrite_pool_constant): New function, split out from...
1897 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1898 mips16_rewrite_pool_refs_info structure rather than a pointer
1899 to a constant pool. Force force_to_mem_operands into memory.
1900 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1901 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1902 * config/mips/constraints.md (kf): New constraint.
1903 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1904 (*movsi_mips16): Likewise.
1906 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1907 Nigel Stephens <nigel@mips.com>
1908 David Ung <davidu@mips.com>
1910 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1911 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1912 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1913 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1914 (mips_zero_extend_cost): New functions.
1915 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1916 Use the new functions. Tweak many cost estimates, both here
1917 and in the new subroutines. Return false when the cost of the
1918 operands has not been calculated. Check for *clear_upper32.
1919 Check for floating-point multiply-add, reciprocal and rsqrt
1920 patterns. Handle comparison and rotation codes.
1922 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1924 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1926 * config/i386/i386.c (get_dllimport_decl): Don't strip
1929 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1932 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1933 declarations to top.
1934 (DFP_TO_BFP): Use for either XFmode or TFmode.
1935 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1937 * config/dfp-bit.h: Include float.h.
1938 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1939 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1940 which doesn't mean the same thing.
1941 (BFP_KIND): Use 4 to mean TFmode.
1942 (BFP_FMT): Specify the number of decimal digits based on the
1943 number of mantissa digits.
1944 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1945 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1946 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1947 (TFtype): Define if TFmode is supported.
1948 * doc/libgcc.texi (Decimal float library routines): Document
1949 TF conversion functions.
1951 2007-09-10 Chao-ying Fu <fu@mips.com>
1953 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1954 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1955 (mips_emit_compare): Process fixed-point modes.
1956 (mips_pad_arg_upward): Support fixed-point types.
1957 (override_options): Allow fixed-point modes in accumulators.
1958 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1959 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1960 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1961 (mips_scalar_mode_supported_p): New function to accept fixed-point
1962 modes if the width is not greater than two BITS_PER_WORD.
1963 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1964 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1965 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1966 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1967 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1969 ("IMODE"): New mode attribute.
1970 (mips-fixed.md): Include.
1971 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1973 * config/mips/mips-fixed.md: New file.
1975 2007-09-11 Ben Elliston <bje@au.ibm.com>
1977 * config/spu/spu.md: Formatting fixes.
1979 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1981 * config/dfp-bit.c (dfp_unary_func): Delete.
1982 (dfp_unary_op): Delete.
1983 (dfp_binary_op): Use decFloat functions instead of decNumber
1984 functions for binary operations.
1985 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1986 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1988 (dfp_compare_op): Use decFloat functions insteadof decNumber
1989 functions for comparisons.
1990 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1991 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1993 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1994 call to dxx_binary_op and decFloat function.
1995 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1996 calls to dxx_binary_op and decFloat function.
1997 * config/dfp-bit.h: Include decFloat header files.
1998 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1999 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2000 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2001 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2003 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2004 Jan Sjodin <jan.sjodin@amd.com>
2006 * tree-vect-analyze.c (vect_analyze_operations): Change
2007 comparison of loop iterations with threshold to less than
2008 or equal to instead of less than. Reduce
2009 min_scalar_loop_bound by one.
2010 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2011 Change prologue and epilogue iterations estimate to vf/2,
2012 when unknown at compile-time. Change versioning guard
2013 cost to taken_branch_cost. If peeling for alignment is
2014 unknown at compile-time, change peel guard costs to one
2015 taken branch and one not-taken branch per peeled loop.
2016 If peeling for alignment is known but number of scalar loop
2017 iterations is unknown at compile-time, change peel guard
2018 costs to one taken branch per peeled loop. Change the cost
2019 model equation to consider vector iterations as the loop
2020 iterations less the prologue and epilogue iterations.
2021 Change outside vector cost check to less than or equal to
2022 zero instead of equal to zero.
2023 (vect_do_peeling_for_loop_bound): Reduce
2024 min_scalar_loop_bound by one.
2025 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2026 TARG_COND_NOT_TAKEN_BRANCH_COST.
2027 * config/i386/i386.h (processor_costs): Add
2028 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2029 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2030 vec_align_load_cost, vect_unalign_load_cost,
2031 vec_store_cost, cond_taken_branch_cost,
2032 cond_not_taken_branch_cost.
2033 Define macros for x86 costs.
2034 * config/i386/i386.c:
2035 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2036 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2037 scalar_to_vec_cost, vec_align_load_cost,
2038 vect_unalign_load_cost, vec_store_cost,
2039 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2040 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2041 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2042 core2_cost, generic64_cost, generic32_cost): Set to default
2044 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2045 (x86_builtin_vectorization_cost): New.
2047 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2048 Ben Elliston <bje@au.ibm.com>
2050 * dfp.c: Include decimal128Local.h;
2051 (dfp_byte_swap): Remove.
2052 (encode_decimal32, decode_decimal32): Don't handle endianness.
2053 (encode_decimal64, decode_decimal64): Ditto.
2054 (encode_decimal128, decode_decimal128): Ditto.
2055 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2057 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2059 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2060 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2062 2007-09-10 David Daney <ddaney@avtrex.com>
2064 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2066 (memory_barrier): Rewrote as an insn that clobbers memory.
2068 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2070 * config/mips/mips.c (mips_global_pointer): Check
2071 call_really_used_regs instead of call_used_regs.
2072 (mips_save_reg_p): Likewise. Save all call-saved registers
2073 if current_function_saves_all_registers. Fix indentation.
2074 No longer treat $18 as a special case.
2075 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2077 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2079 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2080 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2081 the introductory comment.
2082 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2083 (override_options): Don't test for it.
2084 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2085 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2086 * config/mips/vr.h: As for config/mips/sde.h.
2088 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2089 Revital Eres <eres@il.ibm.com>
2091 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2092 (struct ddg): Define.
2093 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2094 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2095 * config/spu/spu.c: Include ddg.h.
2096 (TARGET_SCHED_SMS_RES_MII): Define.
2097 (spu_sms_res_mii): New function to calculate mii.
2098 * modulo-sched (res_MII): Use it.
2099 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2101 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2103 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2104 pool entries since they might hold values that must not be shared.
2106 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2109 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2110 Use 'N' operand constraint for op2.
2111 (lshr<mode>3): Ditto.
2112 (ashl<mode>3): Ditto.
2113 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2114 (vec_shr_<mode>): Ditto.
2115 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2116 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2118 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2120 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2121 Change mode macro in the last real_2expN parameter to uppercase.
2123 2007-09-10 Michael Matz <matz@suse.de>
2125 * tree-pass.h (pass_cselim): Declare new pass.
2126 * passes.c (init_optimization_passes): Link in pass_cselim.
2127 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2128 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2129 cond_store_replacement.
2130 (condstoretemp): New static variable.
2131 (cond_store_replacement): New function.
2132 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2133 tree_ssa_phiopt_worker.
2134 (struct name_to_bb): New.
2135 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2136 nt_init_block, nt_fini_block): New static functions.
2137 (seen_ssa_names, nontrap_set): New static variables.
2138 (gate_cselim, pass_cselim): Define new pass.
2139 * common.opt (ftree-cselim): New flag.
2140 * toplev.c (process_options): Set flag_tree_cselim if required.
2142 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2144 * simplify-rtx.c (simplify_relational_operation_1): For recent
2145 canonicalization, don't recurse if op1 equals both PLUS arguments.
2147 2007-09-09 David Daney <ddaney@avtrex.com>
2149 * optabs.c (expand_sync_operation): Use plus insn if minus
2151 (expand_sync_fetch_operation): Ditto.
2153 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2155 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2157 (*floatsisf2_sse_vector): Likewise.
2159 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2161 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2163 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2165 * config/i386/i386.h (ix86_tune_indices): Rename
2166 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2167 (TARGET_USE_VECTOR_CONVERTS): Updated.
2168 * config/i386/i386.c: Likewise.
2170 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2171 Nigel Stephens <nigel@mips.com>
2173 * doc/invoke.texi (Overall Options): Add .sx file extension
2174 as a synonym for .S.
2175 * cppspec.c (known_suffixes): Likewise.
2176 * gcc.c (default_compilers): Likewise.
2178 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2181 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2182 * simplify-rtx.c (simplify_relational_operation_1): Add the
2183 canonicalization from i386.h.
2184 * doc/md.texi (Canonicalization of Instructions): Document it.
2186 2007-09-09 Jan Hubicka <jh@suse.cz>
2187 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2189 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2190 (TARGET_USE_VECTOR_CONVERTS): New.
2191 * i386.md: New post-reload splitters for converting SF to DF and DF to
2193 (floatsi* expander): Special case vector conversions.
2194 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2195 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2196 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2197 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2198 Disable when doing vector converts.
2199 (floatsi<mode>2_i387): Disable when
2200 * sse.md (vec_dupv2df): Export.
2201 * i386.c (ix86_tune_features): Enable SSE conversions.
2203 2007-09-09 Richard Guenther <rguenther@suse.de>
2205 * tree-ssa-operands.c (add_virtual_operand): Only mark
2206 stores as has_volatile_ops if alias information is not available.
2208 2007-09-09 Revital Eres <eres@il.ibm.com>
2210 * doc/contrib.texi: Add myself.
2212 2007-09-09 Ira Rosen <irar@il.ibm.com>
2214 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2215 stmt_vinfo_set_outside_of_loop_cost): New functions.
2216 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2217 (vect_model_simple_cost): Call
2218 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2219 field instead of calling vect_get_cost_fields.
2220 (vect_model_store_cost, vect_model_load_cost): Likewise.
2222 2007-09-09 Revital Eres <eres@il.ibm.com>
2224 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2225 declaration to bdesc_paired_preds variable.
2226 (paired_expand_builtin): Likewise.
2228 2007-09-09 Revital Eres <eres@il.ibm.com>
2230 * dbgcnt.def (sms_sched_loop): New counter.
2231 * modulo-sched.c: Use sms_sched_loop instead of
2232 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2233 perform swing modulo scheduling on. Include dbgcnt.h.
2234 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2235 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2237 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2240 Substitute all uses with ...
2241 (MODEF): New mode iterator.
2243 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2244 from pre-regalloc define_insn_and_split splitter pattern.
2245 (*fix_trunc<mode>_i387_1): Ditto.
2246 (*fistdi2_1): Ditto.
2247 (*fist<mode>2_1): Ditto.
2248 (frndintxf2_floor): Ditto.
2249 (*fist<mode>2_floor_1): Ditto.
2250 (frndintxf2_ceil): Ditto.
2251 (*fist<mode>2_ceil_1): Ditto.
2252 (frndintxf2_trunc): Ditto.
2253 (frndintxf2_mask_pm): Ditto.
2255 (prologue): Use (const_int 0) as never generated filler insn.
2257 (sibcall_epilogue): Ditto.
2258 (eh_return_si): Ditto.
2259 (eh_return_di): Ditto.
2261 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2262 using MODEF mode iterator.
2263 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2264 using MODEF mode iterator.
2265 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2266 using MODEF mode iterator.
2267 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2268 Macroize expander using MODEF mode iterator.
2270 (zero_extendsidi2): Remove operand constraints from expander.
2271 (smuldi3_highpart): Ditto.
2272 (indirect_jump): Ditto.
2275 * config/i386/sse.md (storentv4sf): Ditto.
2276 (storentv2df): Ditto.
2277 (storentv2di): Ditto.
2279 (sse2_cvtpd2ps): Ditto.
2280 (vec_interleave_highv16qi): Ditto.
2281 (vec_interleave_lowv16qi): Ditto.
2282 (vec_interleave_highv8hi): Ditto.
2283 (vec_interleave_lowv8hi): Ditto.
2284 (vec_interleave_highv4si): Ditto.
2285 (vec_interleave_lowv4si): Ditto.
2286 (vec_interleave_highv2di): Ditto.
2287 (vec_interleave_lowv2di): Ditto.
2288 (sse2_maskmovdqu): Ditto.
2289 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2291 2007-09-09 Ira Rosen <irar@il.ibm.com>
2293 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2294 (struct _slp_tree, struct _slp_instance): Define new data structures
2295 along macros for their access.
2296 (struct _loop_vec_info): Define new fields: strided_stores,
2297 slp_instances, and slp_unrolling_factor along macros for their access.
2298 (enum slp_vect_type): New.
2299 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2301 (STMT_VINFO_STRIDED_ACCESS): New macro.
2302 (vect_free_slp_tree): Declare.
2303 (vectorizable_load): Add an argument of type slp_tree.
2304 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2305 vectorizable_assignment): Likewise.
2306 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2307 Declare (make extern).
2308 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2309 (new_loop_vec_info): Likewise.
2310 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2311 * tree-vect-analyze.c: Include recog.h.
2312 (vect_update_slp_costs_according_to_vf): New.
2313 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2314 functions. For not pure SLP stmts with strided access check that the
2315 group size is power of 2. Update the vectorization factor according to
2316 SLP. Call vect_update_slp_costs_according_to_vf.
2317 (vect_analyze_group_access): New.
2318 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2319 (vect_free_slp_tree): New functions.
2320 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2321 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2322 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2323 vect_detect_hybrid_slp): Likewise.
2324 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2325 and vect_detect_hybrid_slp.
2326 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2327 SLP costs into account.
2328 (vect_get_cost_fields): New function.
2329 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2331 (vect_model_store_cost, vect_model_load_cost): Likewise.
2332 (vect_get_constant_vectors): New function.
2333 (vect_get_slp_vect_defs, vect_get_slp_defs,
2334 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2335 vect_get_vec_defs): Likewise.
2336 (vectorizable_reduction): Don't handle SLP for now.
2337 (vectorizable_call): Don't handle SLP for now. Add argument to
2338 vect_model_simple_cost.
2339 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2340 get SLPed and vectorized defs). Fix indentation and spacing.
2341 (vectorizable_assignment): Handle SLP.
2342 (vectorizable_induction): Don't handle SLP for now.
2343 (vectorizable_operation): Likewise.
2344 (vectorizable_type_demotion): Add argument to
2345 vect_model_simple_cost.
2346 (vectorizable_type_promotion): Likewise.
2347 (vectorizable_store, vectorizable_load): Handle SLP.
2348 (vectorizable_condition): Don't handle SLP for now.
2349 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2350 no SLP transformation required for unsupported cases. Add SLP
2351 argument for supported cases.
2352 (vect_remove_stores): New function.
2353 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2354 (vect_transform_loop): Schedule SLP instances.
2355 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2357 2007-09-09 Andrew Haley <aph@redhat.com>
2359 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2362 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2364 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2365 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2366 Similar for what label_refs can go in the JUMP_TARGET field. Split
2367 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2368 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2369 REG_LABEL when replacing an operand with a LABEL_REF for a
2371 (subst_reloads): When replacing a LABEL_REG with a register,
2372 instead of generating a REG_LABEL note, assert that there already
2373 is one or that the label is a known target for the insn.
2374 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2375 note, check the JUMP_LABEL field. Remove "else" after return.
2376 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2377 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2378 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2379 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2380 insns. Iterate over all notes; don't assume there's only one.
2381 * cse.c (recorded_label_ref): Adjust comment to refer to
2383 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2384 insns, not just NONJUMP_INSN_P.
2385 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2386 isn't a jump target.
2387 * jump.c (rebuild_jump_labels): Adjust head comment.
2388 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2389 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2390 (mark_all_labels): For JUMP_P insns without a target, check if the
2391 the target is noted on the previous nonjump insn.
2392 (mark_jump_label_1): New function, guts from mark_jump_label.
2393 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2394 marking jump target labels.
2395 <case LABEL_REF>: Adjust for whether to generate a
2396 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2397 For 'E' format rtl, iterate in descending element order.
2398 (delete_related_insns): Handle both REG_LABEL_TARGET and
2399 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2400 reference count, delete and fallthrough. Move finding-next-
2401 non-deleted insn last in the function. Look at all INSN_P insns
2402 for REG_LABEL_OPERAND notes.
2403 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2405 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2406 JUMP_LABEL, output the INSN_UID of it.
2407 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2408 and/or REG_LABEL_TARGET.
2409 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2410 with jump.c copy by only adding notes for labels actually
2411 referenced in the insn.
2412 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2413 usage count increment; handle all INSN_P trial insns.
2414 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2416 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2417 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2418 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2420 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2421 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2422 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2423 on all INSN_P insns.
2424 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2425 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2426 REG_LABEL_OPERAND notes.
2427 * reload1.c (calculate_needs_all_insns): Adjust comments.
2428 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2429 * config/alpha/alpha.md (split for load of an address into a
2430 four-insn sequence on Unicos/Mk): Adjust to use
2432 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2434 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2437 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2438 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2439 FOR_BB_INSNS_SAFE instead of for loop.
2440 * cse.c (cse_extended_basic_block): Likewise.
2441 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2442 that the for loop does not invoke NEXT_INSN on a deleted insn.
2443 * function.c (instantiate_virtual_regs): Likewise.
2444 * lower-subreg.c (remove_retval_note): Likewise.
2445 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2447 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2449 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2450 insn, if it's a jump.
2451 (try_redirect_by_replacing_jump): New variable jump_p. Call
2452 tablejump_p before delete_insn_chain.
2453 * reload1.c (reload): New variable next. Make sure that the for
2454 loop does not invoke NEXT_INSN on a deleted insn.
2455 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2456 (delete_output_reload): New variable prev. Make sure the the for
2457 loops do not invoke PREV_INSN on a deleted insn.
2459 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2461 * pa/constraints.md: Remove 'X' from unused letters comment.
2463 2007-09-08 Richard Guenther <rguenther@suse.de>
2465 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2466 computed check stmt_ann->references_memory instead of counting
2469 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2471 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2472 validate_change() in one more case.
2474 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2476 PR tree-optimization/32283
2477 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2478 estimated_loop_iterations.
2479 (determine_use_iv_cost_condition): Decrease cost of expressions
2480 used in iv elimination.
2482 2007-09-08 Richard Guenther <rguenther@suse.de>
2484 * tree-cfg.c (verify_gimple_expr): Avoid building new
2485 pointer types, use TYPE_POINTER_TO if available instead.
2487 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2490 PR rtl-optimization/26449
2491 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2492 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2494 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2495 define_expand. Split insn in split1 pass.
2498 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2500 PR tree-optimization/33301
2501 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2504 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2506 PR tree-optimization/32183
2507 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2509 * tree-ssa-reassoc.c: Include cfgloop.h.
2510 (is_reassociable_op): Add a loop argument and return true only
2512 (linearize_expr): Updated.
2513 (should_break_up_subtract): Likewise.
2514 (linearize_expr_tree): Likewise.
2515 (init_reassoc): Call loop_optimizer_init with
2516 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2517 with CDI_DOMINATORS.
2518 (fini_reassoc): Call loop_optimizer_finalize.
2520 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2522 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2523 if there is no i-cache.
2525 2007-09-07 Richard Guenther <rguenther@suse.de>
2528 2007-09-06 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/32586
2531 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2532 folding if nothing changed.
2533 (simplify_unary_expression): New function. Do tree combining
2534 on conversion like codes.
2535 (try_to_simplify): Call it.
2537 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2540 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2541 (__gthread_active,__gthread_start, __gthread_active_init): New.
2542 * gthr-posix95.h: Likewise.
2544 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2546 * function.h (struct function): Rename calls_unwind_init
2547 to saves_all_registers.
2548 (current_function_saves_all_registers): Renamed from
2549 current_function_calls_unwind_init.
2550 * reload1.c (reload): Set current_function_saves_all_registers.
2551 * except.c (expand_builtin_unwind_init): Likewise.
2552 * config/m68k/m68k.c (m68k_save_reg): Use
2553 current_function_saves_all_registers to save pic register.
2555 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2557 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2558 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2560 Reapply reverted changes:
2562 2007-09-06 Jan Hubicka <jh@suse.cz>
2564 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2567 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2569 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2570 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2572 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2574 * optabs.c (expand_float): Convert unsigned integer as signed only
2575 if it provides sufficient accuracy; add mode argument to real_2expN.
2576 (expand_fix): Fix comment typos; extend binary float into mode
2577 wider than destination for converion to unsigned integer; add mode
2578 argument to real_2expN.
2579 * real.c (real_2expN): Add mode argument to special-case decimal
2581 * real.h (real_2expN): Ditto.
2582 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2584 (fixed_from_string): Ditto.
2585 (fixed_to_decimal): Ditto.
2586 (fixed_convert_from_real): Ditto.
2587 (real_convert_from_fixed): Ditto.
2588 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2589 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2590 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2591 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2593 2007-09-07 Diego Novillo <dnovillo@google.com>
2595 * tree-flow.h (const_block_stmt_iterator): Remove.
2596 Update all users to use block_stmt_iterator.
2597 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2598 Update all users to use tree_stmt_iterator.
2600 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2602 * config/mips/mips.c (mips_set_current_function): Temporarily
2603 make this a no-op to fix bootstrap errors, pending rewrite.
2605 2007-09-07 Jan Hubicka <jh@suse.cz>
2607 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2610 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2612 PR tree-optimization/33299
2613 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2614 uses for all relevant loop-exit phis, not just the first.
2616 2007-09-07 Richard Guenther <rguenther@suse.de>
2619 * tree-ssa-operands.c (access_can_touch_variable): An access
2620 of the form (*p)[0] can touch a variable of same size.
2622 2007-09-07 Jan Hubicka <jh@suse.cz>
2624 * passes.c (init_optimization_passes): Add simple dce and addressable
2626 * tree-ssa.c (execute_update_addresses_taken): New function.
2627 (pass_update_address_taken): New.
2628 * tree-ssa-dse.c (execute_simple_dse): New function.
2629 (pass_simple_dse): New.
2630 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2632 2007-09-07 Tobias Burnus <burnus@net-b.de>
2635 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2637 2007-09-07 Richard Guenther <rguenther@suse.de>
2640 2007-09-06 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/32586
2643 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2644 folding if nothing changed.
2645 (simplify_unary_expression): New function. Do tree combining
2646 on conversion like codes.
2647 (try_to_simplify): Call it.
2649 2007-09-07 Richard Guenther <rguenther@suse.de>
2650 Uros Bizjak <ubizjak@gmail.com>
2652 PR tree-optimization/32821
2653 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2654 NULL in the call to set_bb_stmt_list.
2656 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2658 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2659 float calls here, rather than leaving some to the caller.
2660 Use call_internal_direct and call_value_internal_direct.
2661 * config/mips/mips.md (call_internal_direct): New pattern.
2662 (call_value_internal_direct): Likewise.
2664 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2666 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2667 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2669 (override_options): Set mips_base_move_loop_invariants.
2671 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2673 * config/mips/mips.opt (mcode-readable=): Move to keep list
2676 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2678 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2679 and -mgpopt options. Adjust the -G documentation to match.
2680 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2681 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2682 function, split out from mips_classify_symbol. Return false for
2683 !TARGET_LOCAL_SDATA.
2684 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2685 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2686 (override_options): Check whether the -mgpopt setting is consistent
2687 with the other flags.
2688 (symbolic_expression_p): Delete.
2689 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2690 and default_elf_select_rtx_section.
2691 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2692 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2693 external data and TARGET_EXTERN_SDATA.
2695 2007-09-07 Tobias Burnus <burnus@net-b.de>
2698 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2700 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2702 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2703 FOR_BB_INSNS_SAFE instead of for loop.
2704 * cse.c (cse_extended_basic_block): Likewise.
2705 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2706 that the for loop does not invoke NEXT_INSN on a deleted insn.
2707 * function.c (instantiate_virtual_regs): Likewise.
2708 * lower-subreg.c (remove_retval_note): Likewise.
2709 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2711 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2713 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2714 insn, if it's a jump.
2715 (try_redirect_by_replacing_jump): New variable jump_p. Call
2716 tablejump_p before delete_insn_chain.
2717 * reload1.c (reload): New variable next. Make sure that the for
2718 loop does not invoke NEXT_INSN on a deleted insn.
2719 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2720 (delete_output_reload): New variable prev. Make sure the the for
2721 loops do not invoke PREV_INSN on a deleted insn.
2723 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2725 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2726 * cgraph.h (rebuild_cgraph_edges): Declare.
2727 * tree-pass.h (pass_expand_omp_ssa): New.
2728 * omp-low.c (find_omp_clause): Export.
2729 (copy_var_decl): Split from omp_copy_decl_2.
2730 (build_omp_barrier): Return the call to emit instead of emitting
2732 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2734 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2735 expand_omp_for_generic, expand_omp_for_static_nochunk,
2736 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2737 Adapted to work on SSA form.
2738 (execute_expand_omp): Do not invalidate dominance information.
2739 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2740 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2741 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2743 (force_gimple_operand): Allow gimplifying code expressions without
2745 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2746 * common.opt (fopenmp-ssa): New.
2747 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2748 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2749 * tree-cfg.c: Include tree-inline.h.
2750 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2751 (replace_by_duplicate_decl, replace_ssa_name,
2752 mark_virtual_ops_in_region): New functions.
2753 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2754 to work on SSA form.
2755 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2756 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2759 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2761 * tree-loop-linear.c: Include obstack.h.
2762 (linear_transform_loops): New obstack lambda_obstack.
2763 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2764 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2765 and free afterwards.
2766 * lambda.h (struct obstack): New forward declaration.
2767 (lambda_linear_expression_new): New parameter of type struct
2769 (lambda_loopnest_new): Likewise.
2770 (lambda_loopnest_transform): Likewise.
2771 (lambda_body_vector_new): Likewise.
2772 (lambda_body_vector_compute_new): Likewise.
2773 (gcc_loopnest_to_lambda_loopnest): Likewise.
2774 (lambda_loopnest_to_gcc_loopnest): Likewise.
2775 * lambda-code.c: Include obstack.h.
2776 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2778 (lambda_body_vector_new): Likewise.
2779 (lambda_linear_expression_new): Likewise.
2780 (lambda_lattice_new): Likewise.
2781 (lambda_loopnest_new): Likewise. Additionally use obstack to
2782 allocate LN_LOOPS(ret).
2783 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2784 it to lambda_lattice_new.
2785 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2786 Pass it to lambda_body_vector_new.
2787 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2788 it to lambda_lattice_new.
2789 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2790 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2791 (lambda_compute_target_space): Likewise.
2792 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2793 Pass it to lambda_lattice_compute_base and
2794 compute_nest_using_fourieer_motzkin.
2795 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2796 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2797 and lambda_lattice_compute_target_space.
2798 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2799 Pass it to lambda_linear_expression_new.
2800 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2801 to gcc_tree_to_linear_expression.
2802 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2803 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2804 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2805 Pass it to lambda_body_vector_new and
2806 lambda_body_vector_compute_new.
2807 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2808 (lambda-code.o): Likewise.
2810 2007-09-06 Chao-ying Fu <fu@mips.com>
2812 * ginclude/stdfix.h: New file.
2813 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2814 (convert.o): Add dependence on fixed-value.h.
2815 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2816 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2817 to define fixed-point constants.
2818 (c_cpp_builtins): Define fixed-point constants.
2819 * convert.c (fixed-value.h): New include.
2820 (convert_to_real): Update comment to include fixed-point.
2821 Support FIXED_POINT_TYPE.
2822 (convert_to_integer): Update comment to include fixed-point.
2823 Support FIXED_POINT_TYPE.
2824 (convert_to_complex): Support FIXED_POINT_TYPE.
2825 (convert_to_fixed): New function.
2826 * convert.h (convert_to_fixed): Declare.
2827 * genopinit.c: Add comment about $Q for only fixed-point modes.
2828 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2829 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2830 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2831 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2832 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2833 usneg_optab for fixed-point modes.
2834 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2836 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2837 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2838 unsigned saturation optabs, when type is saturating.
2839 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2840 (expand_fixed_convert): New function.
2841 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2842 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2843 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2844 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2845 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2846 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2848 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2849 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2850 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2851 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2852 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2854 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2855 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2856 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2857 fractuns, satfractuns.
2858 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2859 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2860 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2861 OTI_ssmsub_widen, OTI_usmsub_widen.
2862 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2863 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2864 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2865 umsub_widen_optab, usmsub_widen_optab): Define.
2866 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2868 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2870 (expand_fixed_convert): Declare.
2871 * expr.c (convert_move): Support the move of fixed-point modes.
2872 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2873 (categorize_ctor_elements_1): Handle FIXED_CST.
2874 (count_type_elements): Handle FIXED_POINT_TYPE.
2875 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2876 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2878 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2879 multiply and add/subtract for fixed-point types.
2880 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2881 mode, we jump to binop directly.
2882 Support FIXED_CONVERT_EXPR.
2883 (do_store_flag): Check FIXED_CST to put a constant second.
2884 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2885 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2886 (const_vector_from_tree): Support FIXED_CST.
2887 * doc/extend.texi (Fixed-Point): New node.
2888 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2889 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2890 satfract, fractuns, satfractuns): Document them.
2892 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2894 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2895 addresses into I registers.
2897 2007-09-06 Jan Hubicka <jh@suse.cz>
2898 Andreas Tobler <a.tobler@schweiz.org>
2900 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2902 (machopic_legitimize_pic_address): Likewise.
2904 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2905 Jan Hubicka <jh@suse.cz>
2907 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2908 instead of ufloat_optab->handlers directly.
2909 (floatdidf2): Likewise.
2911 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2913 * config/mips/mips.c: Include diagnostic.h.
2914 (mips_set_current_function): Check errorcount and sorrycount
2915 before generating RTL.
2917 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2920 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2921 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2922 (print_operand_reloc): Likewise.
2924 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2928 2007-09-06 Jan Hubicka <jh@suse.cz>
2930 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2933 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2935 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2936 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2938 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2940 * optabs.c (expand_float): Convert unsigned integer as signed only
2941 if it provides sufficient accuracy; add mode argument to real_2expN.
2942 (expand_fix): Fix comment typos; extend binary float into mode
2943 wider than destination for converion to unsigned integer; add mode
2944 argument to real_2expN.
2945 * real.c (real_2expN): Add mode argument to special-case decimal
2947 * real.h (real_2expN): Ditto.
2948 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2950 (fixed_from_string): Ditto.
2951 (fixed_to_decimal): Ditto.
2952 (fixed_convert_from_real): Ditto.
2953 (real_convert_from_fixed): Ditto.
2954 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2955 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2956 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2957 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2959 2007-09-06 Tom Tromey <tromey@redhat.com>
2961 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2962 * c-pch.c (c_common_read_pch): Restore current location after
2964 * tree.c (expand_location): Update.
2965 (expr_filename): Changed return type. Unified the two cases.
2966 (expr_lineno): Likewise.
2967 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2969 * toplev.c (line_table): Changed type.
2970 (general_init): Update.
2971 (realloc_for_line_map): New function.
2972 (general_init): Allocate line_table using GC.
2973 * fix-header.c (line_table): Changed type.
2974 (read_scan_file): Update.
2975 (read_scan_file): Update.
2976 * c-ppoutput.c (maybe_print_line): Update.
2977 (print_line): Update.
2978 (cb_line_change): Update.
2979 (cb_define): Update.
2980 (pp_file_change): Update.
2981 * c-opts.c (c_common_init_options): Update.
2982 (finish_options): Update.
2983 (push_command_line_include): Update.
2984 * c-lex.c (cb_line_change): Update.
2985 (cb_def_pragma): Update.
2986 (cb_define): Update.
2988 (c_lex_with_flags): Use cpp_get_token_with_location.
2989 * input.h (line_table): Changed type.
2990 (location_from_locus): New macro.
2991 * tree.h (EXPR_FILENAME): No longer an lvalue.
2992 (EXPR_LINENO): Likewise.
2993 (expr_locus, set_expr_locus): Declare separately for
2994 USE_MAPPED_LOCATION.
2995 (expr_filename, expr_lineno): Changed return type.
2996 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2997 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2998 (expand_gimple_basic_block): Likewise.
2999 * final.c (final_scan_insn): Use expanded_location.
3001 2007-09-06 Richard Guenther <rguenther@suse.de>
3003 PR tree-optimization/32586
3004 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3005 folding if nothing changed.
3006 (simplify_unary_expression): New function. Do tree combining
3007 on conversion like codes.
3008 (try_to_simplify): Call it.
3009 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3010 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3012 2007-09-06 Jan Hubicka <jh@suse.cz>
3015 * cse.c (fold_rtx): Avoid invalid sharing.
3017 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3019 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3020 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3022 2007-09-06 Revital Eres <eres@il.ibm.com>
3024 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3025 Fix offsettable memory reference for 750CL.
3027 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3029 * reload.c (find_reloads_address_1): Try to preserve original
3030 base/index regclass of operands.
3031 * regrename.c (scan_rtx_address): Likewise.
3032 (replace_oldest_value_addr): Likewise.
3034 2007-09-06 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/33302
3037 * domwalk.c (walk_dominator_tree): The exit block is
3038 interesting even if it is not reachable.
3040 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3043 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3045 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3047 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3050 2007-09-05 Ian Lance Taylor <iant@google.com>
3052 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3054 (dump_generic_node): Likewise.
3055 * print-rtl.c (print_decl_name): Likewise.
3056 * print-tree.c (print_node_brief): Likewise.
3057 (print_node): Likewise.
3058 * Makefile.in (RTL_BASE_H): Add alias.h.
3061 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3063 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3065 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3066 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3068 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3070 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3071 (tm_defines): Define UCLIBC_DEFAULT to 1.
3072 (extra_options): Add linux.opt.
3073 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3074 (CRT_CALL_STATIC_FUNCTION): Likewise.
3075 (NO_IMPLICIT_EXTERN_C): Likewise.
3076 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3077 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3078 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3079 (ENDFILE_SPEC): Don't define.
3080 (LIB_SPEC): Likewise.
3081 (CRT_CALL_STATIC_FUNCTION): Likewise.
3082 (NO_IMPLICIT_EXTERN_C): Likewise.
3083 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3084 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3086 2007-09-06 Jan Hubicka <jh@suse.cz>
3088 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3091 2007-09-06 Jan Hubicka <jh@suse.cz>
3093 * opts.c (common_handle_option): Enable inlining functions for
3096 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3098 * builtin-attrs.def (ATTR_NONNULL_3): New.
3099 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3100 ATTR_NOTHROW_NONNULL_##FA.
3101 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3102 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3103 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3104 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3105 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3106 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3107 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3109 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3110 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3111 ATTR_FORMAT_NOTHROW_3_4): Remove.
3112 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3113 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3114 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3115 instead of ATTR_FORMAT_*_*.
3117 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3119 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3120 parts re-used for REG_FRAME_RELATED_EXPR.
3122 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3124 * optabs.c (expand_float): Convert unsigned integer as signed only
3125 if it provides sufficient accuracy; add mode argument to real_2expN.
3126 (expand_fix): Fix comment typos; extend binary float into mode
3127 wider than destination for converion to unsigned integer; add mode
3128 argument to real_2expN.
3129 * real.c (real_2expN): Add mode argument to special-case decimal
3131 * real.h (real_2expN): Ditto.
3132 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3134 (fixed_from_string): Ditto.
3135 (fixed_to_decimal): Ditto.
3136 (fixed_convert_from_real): Ditto.
3137 (real_convert_from_fixed): Ditto.
3138 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3139 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3140 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3141 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3143 2007-09-05 Ian Lance Taylor <iant@google.com>
3145 * init-regs.c (initialize_uninitialized_regs): Call
3146 emit_insn_before rather than add_insn_before.
3148 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3150 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3151 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3152 * tree-inline.h (copy_body_data): Add call_expr field.
3153 * tree-inline.c (expand_call_inline): Initialize call_expr.
3154 (copy_bb): Append anonymous inline fn arguments to arguments
3155 when inlining a CALL_EXPR_VA_ARG_PACK call.
3156 * builtins.c (expand_builtin): Issue an error if
3157 BUILT_IN_VA_ARG_PACK is seen during expand.
3158 (fold_call_expr, fold_builtin_call_array): Don't fold
3159 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3160 __builtin_va_arg_pack () call as last argument.
3161 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3162 function is __builtin_va_arg_pack (), decrease number of call
3163 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3164 * expr.c (expand_expr_real_1): Issue an error if
3165 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3166 * tree-pretty-print.c (dump_generic_node): Handle printing
3167 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3168 * doc/extend.texi (__builtin_va_arg_pack): Document.
3170 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3172 PR tree-optimization/21513
3173 * builtins.c (build_builtin_expect_predicate): New function.
3174 (fold_builtin_expect): Add argument for expected value.
3175 Distribute __builtin_expect over short-circuiting operations.
3176 Fold nested builtin_expects.
3177 (fold_builtin_2): Adjust call to fold_builtin_expect.
3179 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3182 PR tree-optimization/13756
3183 * doc/invoke.texi (Options That Control Optimization): Document
3186 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3188 * gcc/config/i386/cpuid.h: New file.
3189 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3190 (describe_cache): Shrink size and line strings to 100 bytes.
3191 (detect_caches_amd): Return "" for unsupported max_ext_level.
3192 Use __cpuid function.
3193 (detect_caches_intel): Return "" for unsupported max_level.
3194 Use __cpuid function.
3195 (host_detect_local_cpu): Change feature flag variables to
3196 unsigned int. Initialize only extended feature flag variables.
3197 Use __get_cpuid_max to determine max supported cpuid level.
3198 Use __cpuid function to determine supported features. Fix
3199 calculation of family id. Remove is_amd and check signature
3200 directly. Check for Geode signature. Handle family 4 id.
3201 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3202 cpu discovery code to lower part of the function.
3203 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3204 for sub-architecture.
3205 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3206 [PROCESSOR_K8]: Add k8-sse3 architecture.
3207 [PROCESSOR_NOCONA]: Remove.
3208 [PROCESSOR_GENERIC64]: Ditto.
3209 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3210 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3211 to check for SSE and FXSAVE support.
3212 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3213 Add -minline-all-stringops.
3214 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3215 (x86_64-*-*): Ditto.
3217 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3219 * config/bfin/linux-unwind.h: New file.
3220 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3221 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3223 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3225 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3226 * stmt.c: Include alloc-pool.h.
3227 (struct case_node): Remove GTY marker.
3228 (add_case_node): New parameter case_node_pool. Use it for
3230 (expand_case): New allocation pool case_node_pool. Initialize it,
3231 pass to add_case_node and free it.
3233 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3234 David Ung <davidu@mips.com>
3235 Nigel Stephens <nigel@mips.com>
3237 Add mips16/nomips16 function attributes and -mflip-mips16 option
3238 for testing mixed-mode compilation.
3240 * config/mips/mips.opt (mflip-mips16): New.
3242 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3243 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3245 * config/mips/mips.c (mips_base_target_flags): New.
3246 (mips_base_mips16): New.
3247 (mips_base_schedule_insns): New.
3248 (mips_base_reorder_blocks_and_partition): New.
3249 (mips_base_align_loops): New.
3250 (mips_base_align_jumps): New.
3251 (mips_base_align_functions): New.
3252 (mips16_flipper): New.
3253 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3254 (TARGET_SET_CURRENT_FUNCTION): Define.
3255 (mips_mips16_type_p, mips_nomips16_type_p): New.
3256 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3257 (mips_function_ok_for_sibcall): Make it deal with functions with
3259 (mips_init_split_addresses): New, split out from override_options.
3260 (mips_init_relocs): New, split out from override_options.
3261 (was_mips16_p): New.
3262 (mips_set_mips16_mode): New, split out from override_options.
3263 (mips_set_current_function): New.
3264 (override_options): Add sorry for unsupported mips16/pic
3265 combination. Remove error for mips16/dsp combination. Save
3266 base option settings.
3267 (mips_file_start): Move mips16 mode setting output from here....
3268 (mips_output_function_prologue): ....to here.
3269 (mips_output_mi_thunk): Check for mips16 function.
3270 (build_mips16_function_stub): Don't set .mips16 here.
3271 (build_mips16_call_stub): Likewise.
3272 (mips_expand_builtin): Error in mips16 mode.
3273 (mips_use_mips16_mode_p): New.
3274 (mips_encode_section_info): Check for mips16 function, and set
3275 SYMBOL_REF_FLAGS accordingly.
3277 * doc/extend.texi (Function Attributes): Document new
3278 mips16/nomips16 attributes.
3279 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3280 (MIPS Options): Document -mflip-mips16.
3282 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3284 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3285 if we encounter TLS address in MIPS16 mode.
3286 (mips_legitimize_const_move): Check cannot_force_const_mem for
3287 the (const (plus symbol offset)) case; this forces invalid TLS
3288 address in MIPS16 mode to be caught by the above call to sorry.
3289 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3290 because that now enables emutls, which is not ABI compatible
3291 with native TLS in non-MIPS16 mode.
3293 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3295 Add target hook invoked when cfun changes.
3297 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3298 * target.h (struct gcc_target): Add set_current_function.
3299 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3300 (TARGET_INITIALIZER): Add initializer for set_current_function.
3301 * tree.h (push_struct_function): New.
3302 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3304 (set_cfun): Declare.
3305 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3307 (push_function_context_to): Use allocate_struct_function
3308 to create null context, not init_dummy_function_start. Use set_cfun.
3309 (pop_function_context_from): Use set_cfun.
3310 (in_dummy_function): New.
3311 (invoke_set_current_function_hook): New.
3313 (push_cfun, pop_cfun): Use set_cfun.
3314 (push_struct_function): New.
3315 (allocate_struct_function): Call invoke_set_current_function_hook
3317 (prepare_function_start): Don't set cfun here. Remove unused
3318 argument; fix all callers.
3319 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3320 push_struct_function.
3321 (init_function_start): Set cfun here.
3322 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3323 * omp-low.c (create_omp_child_function): Use push_struct_function
3324 and pop_cfun to save/restore state.
3325 (expand_omp_parallel): Remove unused saved_cfun variable.
3326 * cgraphunit.c (ipa_passes): Use set_cfun.
3327 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3328 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3329 * matrix-reorg.c (transform_allocation_sites): Likewise.
3330 (matrix_reorg): Use set_cfun.
3331 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3332 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3333 assignment to cfun; use set_cfun for the other.
3334 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3335 (dump_function_to_file): Use push_cfun/pop_cfun here.
3336 * c-decl.c (finish_function): Use set_cfun.
3338 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3340 * regrename.c (rerename_optimize): Use deferred rescanning and
3341 insert explicit calls to rescan insns when changed.
3343 2007-09-05 Jan Hubicka <jh@suse.cz>
3345 * optabs.c (libfunc_entry): Change optab to integer.
3346 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3347 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3348 of pointers for hashing.
3350 2007-09-05 Jan Hubicka <jh@suse.cz>
3352 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3354 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3355 * see.c (pass_see): Likewise.
3356 * tracer.c (pass_tracer): Likewise.
3357 * postreload-gcse.c (pass_gcse2): Likewise.
3358 * postreload.c (pass_postreload_cse): Likewise.
3359 * mode-switching.c (pass_mode_switching): Likewise.
3360 * modulo-sched.c (pass_sms): Likewise.
3361 * cse.c (cse_insn): Likewise.
3362 * web.c (pass_web): Likweise.
3363 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3364 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3365 * loop-init.c (pass_rtl_loop_init): Likewise.
3366 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3367 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3368 * global.c (pass_global_alloc): Likewise.
3369 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3370 pass_if_after_reload): Likewise.
3371 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3372 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3373 * regmove.c (pass_regmove): Likewise.
3374 * function.c (pass_thread_prologugues_epilogues): Likewise.
3375 * gcse.c (pass_gcse): Likewise.
3376 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3377 * lower-subreg.c (pass_lower_subreg2): Likewise.
3378 * bt-load.c (pass_branch_target_load): Likewise.
3379 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3380 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3381 * combine.c (pass_combine): Likewise.
3382 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3383 (pass_partition_blocks): Likewise.
3384 * var-tracking.c (pass_variable_track): Likewise.
3385 * reg-stack.c (pass_stack_regs_run): Likewise.
3386 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3387 * passes.c (pass_postreload): Likewise.
3388 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3389 * tree-pass.h (TODO_verify_rtl_sharing): New.
3390 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3391 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3392 TODO_set_props, TODO_df_finish, TODO_df_verify,
3393 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3395 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3397 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3398 fold_real_zero_addition_p, reorder_operands_p,
3399 div_if_zero_remainder, fold_undefer_overflow_warnings,
3400 int_binop_types_match_p, fold_convert_const_int_from_int,
3401 fold_convert_const_int_from_real,
3402 fold_convert_const_int_from_fixed,
3403 fold_convert_const_real_from_real,
3404 fold_convert_const_real_from_fixed,
3405 fold_convert_const_fixed_from_fixed,
3406 fold_convert_const_fixed_from_int,
3407 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3408 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3409 debug_fold_checksum, multiple_of_p): Constify.
3410 * tree-flow-inline.h (get_lineno): Likewise.
3411 * tree-flow.h (get_lineno): Likewise.
3412 * tree-object-size.c (compute_object_offset, addr_object_size,
3413 alloc_object_size, pass_through_call): Likewise.
3414 * tree-pretty-print.c (op_symbol, print_call_name,
3415 print_struct_decl, do_niy): Likewise.
3416 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3417 debug_fold_checksum): Likewise.
3419 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3422 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3423 note, remove the associated REG_RETVAL note.
3425 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3427 * config.gcc (powerpc*-*-*): Install
3428 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3429 * config/rs6000/spu2vmx.h: New header.
3430 * config/rs6000/si2vmx.h: New header.
3431 * config/rs6000/vec_types.h: New header.
3433 2007-09-05 Ben Elliston <bje@au.ibm.com>
3435 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3437 2007-09-05 Ben Elliston <bje@au.ibm.com>
3439 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3441 (__stdcx): Make asm volatile.
3442 (__stwcx, __stdcx): Return only 0 or 1.
3444 2007-09-05 Jan Hubicka <jh@suse.cz>
3448 2007-09-04 Jan Hubicka <jh@suse.cz>
3449 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3451 2007-09-04 Richard Guenther <rguenther@suse.de>
3452 * tree-ssa-operands.c (add_virtual_operand): Only mark
3453 stores as has_volatile_ops if alias information is not available.
3455 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3457 * config/rs6000/tramp.asm: Include config.h.
3458 Check __PIC__ or __pic__ macro instead of SHARED.
3460 PR rtl-optimization/32300
3461 * see.c (see_copy_insn): New function.
3462 (see_def_extension_not_merged, see_merge_one_use_extension,
3463 see_merge_one_def_extension): Use it. Avoid changing
3464 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3465 into sequences. Call df_insn_delete on temporary insns
3466 that won't be emitted into the insn stream.
3467 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3468 and run df_process_deferred_rescans () before run_fast_dce.
3470 PR tree-optimization/33017
3471 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3472 recurse for pure or const function calls.
3474 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3476 * c-format.c: Include alloc-pool.h.
3477 (check_format_info_main): New argument fwt_alloc. Use allocation
3478 pool instead of GC. Remove GC deallocation code.
3479 (check_format_arg): Create allocation pool, pass it to
3480 check_format_info_main and free it afterwards.
3481 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3483 2007-09-05 Ben Elliston <bje@au.ibm.com>
3485 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3486 Rename count macro arugment for clarity.
3487 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3488 (__protected_stream_set): Likewise, pass 0.
3490 2007-09-04 Jan Hubicka <jh@suse.cz>
3492 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3494 2007-09-04 Jan Hubicka <jh@suse.cz>
3496 * invoke.texi (-finline-small-functions): Document.
3497 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3498 when deciding what is inlinable.
3499 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3500 (cgraph_decide_inlining_of_small_function): Handle new flags.
3501 (cgraph_decide_inlining_incrementally): Likewise.
3502 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3503 * common.opt (finline-small-functions): New.
3504 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3506 2007-09-04 Richard Guenther <rguenther@suse.de>
3508 * tree-ssa-operands.c (add_virtual_operand): Only mark
3509 stores as has_volatile_ops if alias information is not available.
3511 2007-09-04 Andrew Haley <aph@redhat.com>
3513 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3515 2007-09-04 Andrew Haley <aph@redhat.com>
3517 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3518 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3519 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3521 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3524 * common.opt: Mention ABI version 2 in comment.
3526 2007-09-04 Jan Hubicka <jh@suse.cz>
3528 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3529 (libfunc_entry): New structure.
3530 (libfunc_hash): New hashtable.
3531 (hash_libfunc): New function.
3532 (eq_libfunc): New function.
3533 (convert_optab_libfunc): New function.
3534 (optab_libfunc): New function.
3535 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3536 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3537 expand_float, expand_fix, new_optab, new_convert_optab):
3538 Update for new libfunc API.
3539 (init_libfunc, init_integral_libfuncs,
3540 init_floating_libfuncs, init_interclass_conv_libfuncs
3541 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3542 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3543 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3544 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3545 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3546 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3547 gen_extend_conv_libfunc): New.
3548 (init_one_libfunc): Revamp for hashtables.
3549 (set_conv_libfunc): Likewise.
3550 (init_optabs): Initialize hashtable; use lazy initialization where
3552 * optabs.h (optab_handlers): Move out of GGC.
3553 (optab, convert_optab): Move out of GGC; add lazy gen info.
3554 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3555 (optab_libfunc, convert_optab_libfunc): New.
3556 * builtins.c (expand_builtin_powi): Update for new API.
3557 * expr.c (convert_move): Likewise.
3558 * expmed.c (expand_divmod): Likewise.
3560 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3562 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3563 GOT pointer only if there is a constant pool. Use the allocated space
3566 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3568 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3571 2007-09-04 Revital Eres <eres@il.ibm.com>
3572 Richard Guenther <rguenther@suse.de>
3573 R. Clint Whaley <whaley@cs.utsa.edu>
3575 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3577 * tree-tailcall.c (process_assignment): Use -fassociative-math
3578 when reodering operands of floating-point type.
3579 * fold-const.c (fold_comparison, fold_binary): Use
3580 -fassociative-math and -freciprocal-math instead of
3581 -funsafe-math-optimization flag.
3582 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3583 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3584 -freciprocal-math instead of -funsafe-math-optimizations.
3585 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3586 -fassociative-math when -ffast-math is set.
3587 (set_unsafe_math_optimizations_flags): New Function
3588 to set -freciprocal-math and -fassociative-math when
3589 -funsafe-math-optimizations is set.
3590 (common_handle_option): Call it.
3591 * tree-vectorizer.c (vect_is_simple_reduction): Use
3592 -fassociative-math when doing reduction on floats.
3593 * loop-unroll.c (analyze_insn_to_expand_var): Use
3594 -fassociative-math when expanding an accumulator of type float.
3595 * simplify-rtx.c (simplify_binary_operation_1): Use
3596 -fassociative-math and -freciprocal-math when reordeing operands
3597 of floating-point type.
3598 * combine.c (combine_simplify_rtx): Likewise.
3599 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3601 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3603 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3606 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3608 2007-09-04 Jan Hubicka <jh@suse.cz>
3610 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3612 2007-09-04 Jan Hubicka <jh@suse.cz>
3614 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3615 and corresponding MATCH_DUP.
3617 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3620 * combine.c (subst): Do not try to simplify X if it represents load
3621 of FP constant from the constant pool via float extension.
3623 2007-09-04 Ben Elliston <bje@au.ibm.com>
3625 * c-opts.c: Include "tm_p.h".
3626 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3628 2007-09-04 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/33291
3631 * tree-pretty-print.c (dump_generic_node): Dump all
3632 qualifiers for pointer types, not only first. Dump
3633 qualifiers for aggregate types as well.
3634 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3635 use the canonical type for building ARRAY_REFs.
3636 * gimplify.c (canonicalize_addr_expr): Clean up. The
3637 correct validness check is compatibility of the pointer
3638 types. Always use the canonical type for building
3639 ARRAY_REFs and ADDR_EXPRs.
3640 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3641 change that disabled propagation of ADDR_EXPRs into statements
3644 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3646 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3647 (umulsi3_highpart): Make into expanders; existing insns are
3648 now named *[insn]_nov6. Add stars to existing [insn]_v6
3649 counterparts' names.
3651 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3653 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3654 (unprotoize.o): Remove SHLIB_MULTILIB.
3656 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3658 * doc/extend.texi: Document progmem attribute for AVR.
3660 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3663 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3665 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3667 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3670 * optabs.c: Remove unnecessary forward declarations.
3671 (expand_unop_direct): New, broken out of expand_unop.
3672 (expand_doubleword_clz): New.
3673 (expand_ctz): Move above expand_ffs. Use
3674 start_sequence, end_sequence, add_equal_note, and
3675 expand_unop_direct. Add more commentary.
3676 (expand_ffs): Try both ctz optab and expand_ctz.
3677 Generate a test and branch if the hardware doesn't give us
3678 a useful value for input zero. Style improvements similar to
3681 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3683 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3685 * config.gcc: Delete stanza for arm-semi-aof and
3686 armel-semi-aof targets.
3687 * config/arm/arm-protos.h
3689 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3690 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3691 delete aof_pic_label and remove mention of AOF in comments.
3692 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3694 * config/arm/semiaof.h
3695 * config/arm/t-semi: Delete file.
3697 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3699 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3700 CONST_CAST_BB): New macros for type-specific casts.
3701 (CONST_CAST): Add a TYPE parameter and define it in terms of
3704 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3705 * c-lex.c (cb_ident, lex_string): Likewise,
3706 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3707 * config/i386/i386.c (ix86_function_regparm,
3708 ix86_function_sseregparm): Use CONST_CAST_TREE.
3709 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3711 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3712 give_switch, set_multilib_dir): Likewise,
3713 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3714 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3715 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3716 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3717 * prefix.c (update_path): Likewise,
3718 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3719 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3720 * tree-cfg.c (tree_can_merge_blocks_p,
3721 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3722 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3723 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3724 (attribute_list_contained): Use CONST_CAST_TREE.
3726 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3728 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3730 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3733 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3734 before forcing them into a register.
3736 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3738 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3739 rather than define_code_macro.
3741 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3743 * gcc.c (xputenv): New function.
3744 (putenv_from_prefixes): Use xputenv instead of putenv.
3745 (process_command): Use xputenv instead of putenv.
3746 (set_collect_gcc_options): Use xputenv instead of putenv.
3747 (main): Use xputenv instead of putenv.
3749 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3751 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3752 availability of swap instruction.
3753 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3755 2007-09-03 Revital Eres <eres@il.ibm.com>
3757 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3760 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3761 Ayal Zaks <zaks@il.ibm.com>
3762 Revital Eres <eres@il.ibm.com>
3764 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3765 compute_split_row): New functions.
3766 (ps_unschedule_node): Remove.
3767 (normalize_sched_times): Iterate over the already scheduled
3768 insns instead of the number of nodes.
3769 (MAX_SPLIT_NUM): New definition.
3770 (sms_schedule_by_order): Change the scheduling heuristic to
3771 avoid useless increases of initiation interval ii.
3772 (get_sched_window): Add dump printouts.
3774 2007-09-02 David Daney <ddaney@avtrex.com>
3776 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3777 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3778 (optab, insn): Add more attributes.
3779 (fetchop_bit): New code macro.
3780 (immediate_insn): New code macro attribute.
3781 (sync): Change condition to ISA_HAS_SYNC.
3782 (rdhwr): Change predicate for operand 0 to register_operand.
3783 (memory_barrier): New expand.
3784 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3785 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3786 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3787 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3788 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3789 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3790 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3791 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3792 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3794 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3795 Hans-Peter Nilsson <hp@axis.com>
3797 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3798 Defined to describe availability and behavior of CLZ.
3799 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3800 * config/cris/cris.opt: Tweak comment for "-metrax4".
3801 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3802 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3803 (count_leading_zeros): Define.
3805 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3807 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3809 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3812 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3815 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3817 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3818 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3819 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3820 sched-deps.c, sched-int.h, system.h, target.h,
3821 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3822 tree.def: Fix comment typos.
3824 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3826 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3827 (override_options): Turn on -mstrict-align on non-ColdFire
3829 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3831 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3833 * c-common.c (const_strip_array_types): Delete.
3834 * c-common.h (const_strip_array_types): Likewise.
3835 * emit-rtl.c (const_next_insn, const_previous_insn,
3836 const_next_nonnote_insn, const_prev_nonnote_insn,
3837 const_next_real_insn, const_prev_real_insn,
3838 const_next_active_insn, const_prev_active_insn, const_next_label,
3839 const_prev_label): Delete.
3840 * gimple-low.c (block_may_fallthru): Use expr_last.
3841 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3842 * rtl.h (const_previous_insn, const_next_insn,
3843 const_prev_nonnote_insn, const_next_nonnote_insn,
3844 const_prev_real_insn, const_next_real_insn,
3845 const_prev_active_insn, const_next_active_insn, const_prev_label,
3846 const_next_label): Delete.
3847 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3848 * system.h (CONST_CAST): Update comment.
3849 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3850 (const_first_stmt, const_last_stmt): Delete.
3851 (tree_block_ends_with_condjump_p): Use last_stmt.
3852 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3853 * tree-iterator.c (const_expr_first, const_expr_last,
3854 const_expr_only): Delete.
3855 * tree.c (const_lookup_attribute): Likewise.
3856 (attribute_list_contained): Use lookup_attribute.
3857 * tree.h (const_lookup_attribute, const_expr_first,
3858 const_expr_last, const_expr_only): Delete.
3860 2007-09-01 Richard Guenther <rguenther@suse.de>
3862 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3863 instead of TREE_THIS_VOLATILE.
3864 * tree-ssa-operands.c (add_virtual_operand): Do not set
3865 has_volatile_ops. Do not check s_ann for NULL.
3866 (get_indirect_ref_operands): Likewise.
3867 (get_expr_operands): Likewise. For all reference trees
3868 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3869 check base of reference for TREE_THIS_VOLATILE.
3871 2007-09-01 Richard Guenther <rguenther@suse.de>
3873 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3874 between integral types. Also allow conversions between
3877 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3879 * optabs.c (prepare_float_lib_cmp): Use
3880 libgcc_cmp_return_mode instead of word_mode.
3881 * config/dfp-bit.h: Likewise.
3882 * config/fp-bit.h: Likewise.
3883 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3885 (spu_libgcc_shift_count_mode): New function.
3886 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3887 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3889 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3891 * tree-pretty-print.c: Include output.h.
3892 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3893 HOST_WIDE_INT_PRINT_DEC.
3894 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3896 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3898 PR rtl-optimization/33224
3899 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3900 to the analysed region.
3902 2007-08-31 Richard Guenther <rguenther@suse.de>
3904 * function.c (allocate_struct_function): Do not set
3905 current_function_returns_pointer.
3906 * function.h (struct var_refs_queue): Remove.
3907 (struct simple_obstack_stack): Likewise.
3908 (struct function): Remove fixup_var_refs_queue member.
3909 Remove returns_pointer flag.
3910 (current_function_returns_pointer): Remove define.
3912 2007-08-31 Nick Clifton <nickc@redhat.com>
3914 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3915 secondary keys in order to obtain a stable sort.
3917 2007-08-31 Nick Clifton <nickc@redhat.com>
3920 * config/m32r/constraints.md: Add W constraint for integer zero.
3921 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3922 Fix length calculation by using alternatives.
3924 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3926 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3927 split out from expand_binop.
3928 (avoid_expensive_constant): New function.
3929 (expand_binop_directly): Remove commutative_op argument and
3930 (expand_binop_directly): Remove commutative_op argument and
3931 call cummutative_optab_p instead. Do not change op0 or op1
3932 when swapping xop0 and xop1. Apply avoid_expensive_constant
3933 to each argument after potential swapping. Enforce the
3934 canonical order of commutative operands.
3935 (expand_binop): Use shift_optab_p and commutative_optab_p.
3936 Update the calls to expand_binop_directly. Only force constants
3937 into registers when widening an operation. Only swap operands
3938 once a direct expansion has been rejected.
3939 (expand_twoval_binop): Only force constants into registers when
3940 using a direct expansion.
3942 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3944 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3945 (sched_analyze_insn): Don't postprocess speculative dependencies when
3946 target has no scheduling.
3947 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3948 'uninitialized' warning.
3950 2007-08-31 Richard Guenther <rguenther@suse.de>
3952 * tree.c (build_complex_type): Always set TYPE_NAME for
3955 2007-08-31 Olivier Hainque <hainque@adacore.com>
3957 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3958 internal macro. Default alignment factor for csect directives, chosen
3959 to match what BIGGEST_ALIGNMENT allows.
3960 (DATA_SECTION_ASM_OP): Use it.
3961 * config/rs6000/rs6000.c
3962 (rs6000_xcoff_output_readonly_section_asm_op):
3963 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3964 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3966 2007-08-31 Olivier Hainque <hainque@adacore.com>
3968 * dbxout.c (dbxout_block): Move declaration within the first
3969 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3970 block to include the definition, together with the associated
3973 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3974 Revital Eres <eres@il.ibm.com>
3976 * doc/invoke.texi (-mpaired): Document flag.
3977 * config.gcc: Include paired.h in powerpc extra_headers and
3978 750cl.h in powerpc-*-linux*paired*.
3979 * config/rs6000/rs6000.opt (-mpaired): New flag.
3980 * config/rs6000/rs6000.c (paired_init_builtins,
3981 paired_expand_builtin, paired_expand_lv_builtin,
3982 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3983 New functions to support the paired single builtin functions.
3984 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3985 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3987 (bdesc_paired_preds): New structure for paired predicate
3989 (rs6000_expand_builtin): Expand paired single builtins.
3990 (rs6000_init_builtins): Init paired single builtins.
3991 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3992 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3993 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3994 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3995 (rs6000_vector_mode_supported_p): Support paired vector mode.
3996 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3997 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3999 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4000 (DATA_ALIGNMENT): Likewise.
4001 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4002 (rs6000_builtins): Add PAIRED builtins.
4003 * config/rs6000/rs6000.md: Include paired.md.
4004 * config/rs6000/paired.h: New.
4005 * config/rs6000/paired.md: New.
4006 * config/rs6000/750cl.h: New.
4007 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4009 2007-08-30 Ollie Wild <aaw@google.com>
4011 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4012 * gcc.c (default_compilers): Add -fno-directives-only to
4013 @assembler-with-cpp.
4015 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4019 * regclass.c (initial_fixed_regs): Revert previous change and make
4021 (initial_call_used_regs): Likewise.
4022 (initial_call_really_used_regs): Delete, reverting previous addition.
4023 (initial_reg_names): Likewise.
4024 (init_reg_sets): Revert previous change.
4025 (saved_fixed_regs): New.
4026 (saved_call_used_regs): New.
4027 (saved_call_really_used_regs): New.
4028 (saved_reg_names): New.
4029 (save_register_info): New.
4030 (restore_register_info): New.
4031 (init_reg_sets_1): Replace reset of register info with call to
4032 restore_register_info.
4033 * rtl.h (save_register_info): Declare.
4034 * toplev.c (backend_init): Call save_register_info.
4036 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4038 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4039 from the original statement.
4041 2007-08-30 Chao-ying Fu <fu@mips.com>
4043 * c-lex.c (interpret_fixed): Declare.
4044 (interpret_float): Process _Fract and _Accum.
4045 (interpret_fixed): New function.
4046 * final.c (output_addr_const): Process CONST_FIXED.
4047 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4048 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4050 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4052 (simplify_immed_subreg): Support CONST_FIXED.
4053 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4054 (simplify_subreg): Support CONST_FIXED.
4056 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4058 * config/rs6000/ppu_intrinsics.h: New file.
4059 * config.gcc (powerpc*-*-* <extra_headers>): Install
4062 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4064 * cfg.c (dump_flow_info): Change to also print entry and exit
4066 * print-rtl.c (print_rtl_single): Allow to print rtl with
4069 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4071 * df-core.h (df_dump_region): New function.
4072 * df.h (df_dump_region): New function.
4073 * loop-invariant.c (find_defs): Add call to df_dump_region.
4074 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4077 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4080 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4081 true if any of the compare_section_name calls returned true,
4082 rather than if any returned false.
4084 2007-08-30 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/33199
4087 * tree-ssa-structalias.c (handle_lhs_call): New function.
4088 (find_func_aliases): In non-IPA mode make sure that for
4089 calls that return a pointer we add a constraint for the
4090 result to point to anything.
4092 2007-08-30 Richard Guenther <rguenther@suse.de>
4094 * doc/invoke.texi (-mveclibabi): Document new target option.
4095 * config/i386/i386.opt (-mveclibabi): New target option.
4096 * config/i386/i386.c (ix86_veclib_handler): Handler for
4097 vectorization library support.
4098 (override_options): Handle the -mveclibabi option, initialize
4099 the vectorization library handler.
4100 (ix86_builtin_vectorized_function): As fallback call the
4101 vectorization library handler, if set.
4102 (ix86_veclibabi_acml): New static function for ACML ABI style
4103 vectorization support.
4105 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4107 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4108 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4109 SImode and update m. Don't run gen_lowpart_common on arbitrary
4110 memory address, force it to register first.
4113 * dce.c (dce_process_block): Don't delete setters of
4114 artificially used registers.
4116 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4118 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4119 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4120 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4122 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4124 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4126 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4127 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4129 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4131 * system.h: Activate -Wcast-qual as warning-only.
4133 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4136 * config/rs6000/rs6000.c (compare_section_name): New function.
4137 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4140 2007-08-29 Olivier Hainque <hainque@adacore.com>
4142 * xcoffout.c: #include debug.h.
4143 * Makefile.in (xcoffout.o): Add debug.h dependency.
4145 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4147 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4148 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4150 2007-08-29 Richard Guenther <rguenther@suse.de>
4152 * tree-pretty-print.c (dump_generic_node): Print
4153 label DECL_UID as D.%u.
4154 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4156 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4158 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4159 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4161 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4164 * tree.c (build_type_attribute_qual_variant): Set canonical types
4165 on the final, unqualified attribute variant before building the
4168 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4170 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4171 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4173 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4176 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4177 * config/bfin/bfin.md (composev2hi): Put operands into vector
4180 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4182 * config/bfin/bfin.md (composev2hi): Put operands into vector
4185 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4187 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4188 attribute when appropriate.
4189 (bfin_handle_l1_text_attribute): New.
4190 (bfin_handle_l1_data_attribute): New.
4191 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4192 l1_data_A and l1_data_B.
4193 * doc/extend.texi (node Function Attributes): Document l1_text
4195 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4196 l1_data_A and l1_data_B variable attributes.
4198 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4200 * config/bfin/bfin.opt (minline-plt): Add.
4201 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4202 call to global functions.
4203 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4204 (Blackfin Options): Document -minline-plt.
4206 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4208 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4209 given a non-function.
4210 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4212 2007-08-28 DJ Delorie <dj@redhat.com>
4214 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4216 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4218 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4220 2007-08-28 Richard Guenther <rguenther@suse.de>
4222 * tree.h (struct tree_function_decl): Increase size of
4223 function_code bitfield.
4225 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4226 Kazu Hirata <kazu@codesourcery.com>
4228 * gcc/config/m68k/linux.h
4229 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4230 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4231 (m68k_return_in_memory): New.
4232 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4235 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4238 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4239 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4240 operand) when top VEC_SELECT extracts scalar element.
4241 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4242 (*vec_extract_v4sf_mem): Ditto.
4244 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4247 * passes.c (init_optimization_passes): Move pass_df_finish
4248 after pass_postreload sublist.
4250 PR rtl-optimization/33148
4251 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4252 (neg (lt X 0)) if X has scalar int mode.
4255 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4256 initializer, use build_vector_from_ctor if possible to create
4257 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4258 even after this, return NULL.
4260 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4262 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4264 2007-08-28 Richard Guenther <rguenther@suse.de>
4266 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4267 (struct tree_function_decl): Make function_code a bitfield.
4268 Add disregard_inline_limits flag.
4269 * cgraphunit.c (cgraph_process_new_functions): Check
4270 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4271 (cgraph_preserve_function_body_p): Likewise.
4272 * ipa-inline.c (compute_inline_parameters): Likewise.
4273 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4274 for GNU C extern inline functions.
4275 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4276 * tree-inline.c (disregard_inline_limits_p): Remove.
4277 * tree-inline.h (disregard_inline_limits_p): Likewise.
4278 * c-common.c (handle_always_inline_attribute): Set
4279 DECL_DISREGARD_INLINE_LIMITS.
4280 * langhooks.c (add_builtin_function): Verify the function code
4281 fits in the bitfield.
4283 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4284 Vladimir Yanovsky <yanov@il.ibm.com>
4285 Revital Eres <eres@il.ibm.com>
4286 Andrey Belevantsev <abel@ispras.ru>
4288 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4290 * modulo-sched.c: Add documentation regarding do-loop.
4291 (doloop_register_get): Change number of arguments to support
4292 the new do-loop pattern and check whether COUNT_REG has no other
4293 occurences in the loop besides in the control part.
4294 (duplicate_insns_of_cycles): Do not duplicate the insn which
4295 changes count_reg as it is already adjusted.
4296 (generate_prolog_epilog): New argument to support the new
4297 do-loop pattern. Change the subtract instruction to use
4298 expand_simple_binop. Call duplicate_insns_of_cycles with new
4300 (sms_schedule): Call doloop_register_get and
4301 generate_prolog_epilog with new argument. Do not handle loops
4302 with single sets insns with subreg in their lhs.
4303 * loop-doloop.c (doloop_optimize): Support for another do-loop
4305 (doloop_condition_get): Gets an instruction instead of a pattern
4306 and change the return condition when the do-loop pattern is
4308 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4309 deps when considering to not create edges.
4311 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4313 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4316 2007-08-27 Jason Merrill <jason@redhat.com>
4319 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4320 zero-sized types after calling gimplify_modify_expr_rhs.
4322 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4324 * regclass.c (init_reg_autoinc): Fix typo.
4326 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4328 Fix PR tree-optimization/33173
4329 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4331 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4334 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4335 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4338 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4339 David Ung <davidu@mips.com>
4340 Nigel Stephens <nigel@mips.com>
4342 Separate target-specific initialization from general
4343 back-end initialization.
4345 * toplev.c (init_alignments): New, split out from...
4346 (process_options): ...here.
4347 (backend_init_target): New, split out from...
4348 (backend_init): ...here.
4349 (lang_dependent_init_target): New, split out from...
4350 (lang_dependent_init): ...here.
4351 (target_reinit): New.
4352 * toplev.h (target_reinit): Declare.
4353 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4354 now can be called more than once. Update comments.
4355 * expr.h (init_expr_target): Likewise.
4356 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4357 now can be called more than once. Explicitly zero
4358 static_reg_base_value.
4359 * emit-rtl.c (init_emit_regs): New, split out from...
4360 (init_emit_once): Here.
4361 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4362 non-const, so that changes from command-line arguments can overwrite
4363 values provided by the static initializers.
4364 (initial_call_really_used_regs): New, used similarly to the above.
4365 (initial_reg_names): Likewise.
4366 (last_mode_for_init_move_cost): Promoted function-local static to
4367 file-scope static to make it accessible outside init_move_cost.
4368 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4369 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4370 reg_names since it is needed for parsing command-line options.
4371 (init_move_cost): Use last_mode_for_init_move_cost instead of
4372 function-local static.
4373 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4374 call_really_used_regs now. Reinitialize reg_names. Also
4375 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4376 reg_class_superunion. Clear losing_caller_save_reg_set.
4377 Preserve global registers if called more than once. Reset
4378 move cost, may_move_in_cost, may_move_out_cost, and
4379 last_mode_for_init_move_cost.
4380 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4381 can now be invoked more than once. Update comments.
4382 (init_regs): Update comments.
4383 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4384 and initial_call_really_used_regs, instead of the non-initial
4385 variables. This allows us to save the command-line register settings
4386 after target reinitialization.
4387 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4388 * rtl.h (init_emit_regs): Declare.
4389 (init_reg_modes_target, init_alias_target): Renamed as described
4391 * reload1.c (init_reload): Update comments.
4392 * optabs.c (init_optabs): Likewise.
4393 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4395 2007-08-26 Chao-ying Fu <fu@mips.com>
4397 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4400 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4404 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4406 * bb-reorder.c (copy_bb_p): Likewise.
4407 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4408 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4409 block_ends_with_condjump_p): Likewise.
4410 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4411 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4412 block_ends_with_condjump_p): Likewise.
4413 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4414 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4415 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4416 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4417 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4418 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4419 debug_true_const_tree instad of debug_true_tree.
4420 * debug.c (do_nothing_debug_hooks): Likewise.
4421 * debug.h (ignore_block, debug_true_const_tree): Constify.
4422 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4423 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4424 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4425 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4426 dbx_reg_number, is_based_loc, field_type,
4427 simple_type_align_in_bits, simple_decl_align_in_bits,
4428 simple_type_size_in_bits, field_byte_offset, insert_float,
4429 type_tag, member_declared_type, is_redundant_typedef,
4430 secname_for_decl, is_inlined_entry_point): Likewise.
4431 * emit-rtl.c (const_next_insn, const_previous_insn,
4432 const_next_nonnote_insn, const_prev_nonnote_insn,
4433 const_next_real_insn, const_prev_real_insn,
4434 const_next_active_insn, const_prev_active_insn, const_next_label,
4435 const_prev_label): Likewise.
4436 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4438 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4439 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4440 sched_insn_is_legitimate_for_speculation_p): Likewise.
4441 * jump.c (reversed_comparison_code_parts,
4442 reversed_comparison_code, reversed_comparison, condjump_label):
4444 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4445 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4447 * rtl.h (const_previous_insn, const_next_insn,
4448 const_prev_nonnote_insn, const_next_nonnote_insn,
4449 const_prev_real_insn, const_next_real_insn,
4450 const_prev_active_insn, const_next_active_insn, const_prev_label,
4451 const_next_label, modified_between_p, modified_in_p,
4452 const_note_storeskeep_with_call_p, condjump_label,
4453 reversed_comparison, reversed_comparison_code,
4454 reversed_comparison_code_parts, memory_modified_in_insn_p,
4455 stack_regs_mentioned): Likewise.
4456 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4457 keep_with_call_p): Likewise.
4458 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4459 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4460 sd_lists_size, sd_lists_empty_p): Likewise.
4461 * sched-int.h (sched_insns_conditions_mutex_p,
4462 haifa_classify_insn, no_real_insns_p,
4463 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4464 sd_lists_size, sd_lists_empty_p): Likewise.
4465 * sdbout.c (sdb_debug_hooks): Likewise.
4466 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4467 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4468 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4470 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4471 tree_can_throw_internal): Likewise.
4472 * tree-flow-inline.h (phi_nodes): Likewise.
4473 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4474 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4475 * tree-gimple.c (const_get_call_expr_in): Likewise.
4476 * tree-gimple.h (const_get_call_expr_in): Likewise.
4477 * tree.c (const_lookup_attribute, attribute_list_equal,
4478 attribute_list_contained): Likewise.
4479 * tree.h (attribute_list_equal, attribute_list_contained,
4480 const_lookup_attribute): Likewise.
4481 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4483 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4485 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4486 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4488 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4491 * config/alpha/constraints.md: Delete "svn:mime-type" property
4492 with svn propdel "svn:mime-type".
4494 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4497 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4498 non NOTE insn doesn't cross basic block.
4499 (noce_try_abs): Likewise.
4500 (noce_process_if_block): Likewise.
4502 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4505 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4506 operand without auto-inc-dec.
4507 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4508 offsettable_mem_operand.
4509 (floatunssidf2_internal): Same.
4510 (fix_truncdfsi2_internal): Same.
4511 (floatsidf_ppc64): Same.
4512 (floatunssidf_ppc64): Same.
4513 (fix_trunctfsi2_internal): Same.
4515 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4518 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4519 pass defines needed for version.c.
4521 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4523 * configure.ac (--debug-prefix-map check): Change assembler
4524 version presumed to have feature to 2.18.
4525 * configure: Regenerate.
4527 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4529 * c-common.c (vector_types_convertible_p,
4530 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4531 self_promoting_args_p): Constify.
4532 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4533 c_promoting_integer_type_p, self_promoting_args_p,
4534 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4535 * c-decl.c (anon_aggr_type_p): Likewise.
4536 * * c-dump.c (dump_stmt): Likewise.
4537 * c-objc-common.c (has_c_linkage): Likewise.
4538 * c-tree.h (same_translation_unit_p): Likewise.
4539 * c-typeck.c (null_pointer_constant_p,
4540 tagged_types_tu_compatible_p, function_types_compatible_p,
4541 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4542 comptypes_internal, struct tagged_tu_seen_cache,
4543 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4544 c_size_in_bytes): Likewise.
4545 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4546 hash_ptr, eq_ptr): Likewise.
4547 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4548 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4549 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4550 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4552 * optabs.c (optab_for_tree_code): Likewise.
4553 * optabs.h (optab_for_tree_code): Likewise.
4554 * rtl.h (simplify_rtx): Likewise.
4555 * simplify-rtx.c (simplify_rtx): Likewise.
4556 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4557 dump_flag, dump_node): Likewise.
4558 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4559 queue_and_dump_type, dump_flag): Likewise.
4560 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4561 * tree-pass.h (dump_node): Likewise.
4562 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4563 supportable_narrowing_operation): Likewise.
4564 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4565 supportable_narrowing_operation): Likewise.
4566 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4567 is_negative_overflow_infinity, is_positive_overflow_infinity,
4568 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4569 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4570 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4571 ssa_name_nonzero_p, fp_predicate): Likewise.
4572 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4573 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4574 ssa_name_nonnegative_p): Likewise.
4576 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4578 * config.gcc : Add x86_64-elf target.
4580 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4582 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4584 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4585 Nigel Stephens <nigel@mips.com>
4589 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4590 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4591 * expr.c (SET_BY_PIECES_P): Define.
4592 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4593 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4594 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4596 * expr.h (SET_RATIO): Define.
4597 (can_store_by_pieces, store_by_pieces): Update prototypes.
4598 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4599 can_store_by_pieces/store_by_pieces.
4600 (expand_builtin_memcpy_args): Likewise.
4601 (expand_builtin_strncpy): Likewise.
4602 (expand_builtin_memset_args): Likewise. Also remove special case
4603 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4604 decide what to do instead.
4605 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4606 to can_store_by_pieces.
4608 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4609 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4611 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4612 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4613 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4614 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4615 (STORE_BY_PIECES_P): Define.
4617 2007-08-24 Tom Tromey <tromey@redhat.com>
4619 * varpool.c (varpool_last_needed_node): Fix comment typo.
4620 * c-decl.c (duplicate_decls): Fix comment typo.
4621 (clone_underlying_type): Update comment.
4623 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4625 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4626 alpha_in_small_data_p, alpha_split_complex_arg,
4627 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4629 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4630 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4632 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4633 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4634 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4635 * config/darwin.c (darwin_binds_local_p): Likewise.
4636 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4638 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4639 i386_pe_valid_dllimport_attribute_p): Likewise.
4640 * config/i386/i386.c (ix86_function_regparm,
4641 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4642 x86_can_output_mi_thunk, ix86_mangle_type,
4643 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4644 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4645 i386_pe_binds_local_p): Likewise.
4646 * config/ia64/ia64.c
4647 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4648 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4649 ia64_invalid_conversion, ia64_invalid_unary_op,
4650 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4652 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4653 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4654 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4655 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4656 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4657 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4658 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4659 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4660 * config/pa/pa.c (pa_commutative_p): Likewise.
4661 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4663 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4664 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4665 rs6000_use_blocks_for_constant_p,
4666 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4667 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4668 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4669 * config/s390/s390.c (s390_mangle_type,
4670 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4672 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4673 th_in_small_data_p): Likewise.
4674 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4675 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4677 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4678 sparc_mangle_type): Likewise.
4679 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4680 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4681 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4683 * hooks.c (hook_bool_mode_const_rtx_false,
4684 hook_bool_mode_const_rtx_true,
4685 hook_bool_const_tree_hwi_hwi_const_tree_false,
4686 hook_bool_const_tree_hwi_hwi_const_tree_true,
4687 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4688 hook_constcharptr_const_tree_null,
4689 hook_constcharptr_const_rtx_null,
4690 hook_constcharptr_const_tree_const_tree_null,
4691 hook_constcharptr_int_const_tree_null,
4692 hook_constcharptr_int_const_tree_const_tree_null): New.
4693 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4694 hook_bool_tree_hwi_hwi_tree_false,
4695 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4696 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4697 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4698 hook_constcharptr_int_tree_null,
4699 hook_constcharptr_int_tree_tree_null): Delete.
4700 (default_can_output_mi_thunk_no_vcall): Constify.
4701 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4702 hook_bool_tree_hwi_hwi_tree_false,
4703 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4704 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4705 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4706 hook_constcharptr_int_tree_null,
4707 hook_constcharptr_int_tree_tree_null): Delete.
4708 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4709 hook_bool_const_tree_hwi_hwi_const_tree_false,
4710 hook_bool_const_tree_hwi_hwi_const_tree_true,
4711 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4712 hook_constcharptr_const_tree_null,
4713 hook_constcharptr_const_rtx_null,
4714 hook_constcharptr_const_tree_const_tree_null,
4715 hook_constcharptr_int_const_tree_null,
4716 hook_constcharptr_int_const_tree_const_tree_null): New.
4717 (default_can_output_mi_thunk_no_vcall): Constify.
4718 * integrate.c (function_attribute_inlinable_p): Likewise.
4719 * integrate.h (function_attribute_inlinable_p): Likewise.
4720 * jump.c (rtx_renumbered_equal_p): Likewise.
4721 * output.h (decl_readonly_section, categorize_decl_for_section,
4722 default_use_anchors_for_symbol_p, default_binds_local_p,
4723 default_binds_local_p_1): Likewise.
4724 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4726 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4727 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4728 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4729 TARGET_COMP_TYPE_ATTRIBUTES,
4730 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4731 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4732 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4733 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4734 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4735 * target.h (can_output_mi_thunk, needs_block_p,
4736 first_cycle_multipass_dfa_lookahead_guard_spec,
4737 vector_alignment_reachable, comp_type_attributes,
4738 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4739 commutative_p, use_blocks_for_constant_p,
4740 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4741 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4742 invalid_within_doloop, valid_dllimport_attribute_p,
4743 split_complex_arg, invalid_arg_for_unprototyped_fn,
4744 invalid_conversion, invalid_unary_op, invalid_binary_op):
4746 * targhooks.c (default_invalid_within_doloop,
4747 hook_invalid_arg_for_unprototyped_fn,
4748 default_builtin_vector_alignment_reachable): Likewise.
4749 (hook_bool_rtx_commutative_p): Delete.
4750 (hook_bool_const_rtx_commutative_p): New.
4751 * targhooks.h (default_invalid_within_doloop,
4752 default_builtin_vector_alignment_reachable,
4753 hook_invalid_arg_for_unprototyped_fn): Constify.
4754 (hook_bool_rtx_commutative_p): Delete.
4755 (hook_bool_const_rtx_commutative_p): New.
4756 * varasm.c (bss_initializer_p, decl_default_tls_model,
4757 categorize_decl_for_section, decl_readonly_section,
4758 default_use_anchors_for_symbol_p, default_binds_local_p,
4759 default_binds_local_p_1): Constify.
4761 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4763 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4764 __NO_BUILTIN if -fno-builtin.
4766 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4768 * config/bfin/bfin.c (print_operand): Report error instead of
4769 ICE for wrong operand.
4771 2007-08-24 Michael Matz <matz@suse.de>
4773 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4775 2007-08-24 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa.c (useless_type_conversion_p): Split into a
4779 recursive and a non-recursive part.
4780 (useless_type_conversion_p_1): New function.
4781 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4782 from maybe_fold_offset_to_reference is trivially convertible
4783 to the desired type before doing the simplification.
4785 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4787 * expr.c (store_expr): Optimize initialization of an array
4789 * expr.h (builtin_strncpy_read_str): New prototype.
4790 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4793 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4796 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4797 field when initializing if_info structure.
4799 2007-08-24 Richard Guenther <rguenther@suse.de>
4801 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4803 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4804 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4805 * tree-inline.c (inlinable_function_p): Fold in common parts of
4806 the cannot_inline_tree_fn langhook.
4807 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4808 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4809 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4810 cannot_inline_tree_fn langhook.
4811 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4812 cannot_inline_tree_fn member.
4814 2007-08-24 Richard Guenther <rguenther@suse.de>
4816 * expr.c (get_inner_reference): Do computation of bitoffset
4817 from offset in a way we can detect overflow reliably.
4819 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4821 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4823 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4825 * config/bfin/bfin.opt (mfast-fp): Add.
4826 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4827 libbffastfp override libgcc if -mfast-fp.
4828 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4829 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4830 (Blackfin Options): Document -mfast-fp.
4832 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4834 PR tree-optimization/32573
4836 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4837 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4838 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4839 (build_classic_dist_vector): Return false rather than true if
4840 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4841 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4842 returned false. Don't call save_dist_v before calling
4843 build_classic_dist_vector_1.
4844 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4845 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4846 DDR_DIR_VECTS vectors.
4848 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4850 * configure.ac (leb128): Modify sed statement to work with any
4851 binutils version string.
4852 * configure: Regenerate
4854 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4856 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4857 Wrap in RTX_CODE macro guard.
4858 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4859 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4860 arm_mark_dllimport, arm_pe_encode_section_info,
4861 arm_pe_unique_section): Use ISO-C function declarations.
4862 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4863 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4864 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4866 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4867 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4869 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4871 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4872 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4873 (register_move_cost): Use ISO-C function declarations.
4874 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4875 * config/score/score-protos.h (score_declare_object): Add
4877 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4879 * final.c (profile_function): Avoid empty if-bodies.
4882 * calls.c (must_pass_in_stack_var_size,
4883 must_pass_in_stack_var_size_or_pad): Constify.
4884 * config/alpha/alpha-protos.h (function_value): Likewise.
4885 * config/alpha/alpha.c (alpha_return_in_memory,
4886 alpha_pass_by_reference, function_value,
4887 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4888 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4890 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4891 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4892 TARGET_PROMOTE_PROTOTYPES): Likewise.
4893 * config/arm/arm-protos.h (arm_return_in_memory,
4894 arm_pad_arg_upward, arm_function_value): Likewise.
4895 * config/arm/arm.c (arm_pass_by_reference,
4896 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4897 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4898 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4900 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4901 * config/avr/avr-protos.h (avr_function_value): Likewise.
4902 * config/avr/avr.c (avr_return_in_memory,
4903 gas_output_limited_string, gas_output_ascii, avr_function_value,
4904 avr_return_in_memory): Likewise.
4905 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4906 * config/bfin/bfin.c (bfin_pass_by_reference,
4907 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4908 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4910 * config/cris/cris.c (cris_pass_by_reference,
4911 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4912 * config/crx/crx.c (crx_return_in_memory): Likewise.
4913 * config/darwin.c (function_base, machopic_function_base_name):
4915 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4916 TARGET_PROMOTE_PROTOTYPES): Likewise.
4917 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4918 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4919 * config/i386/i386-protos.h (ix86_return_in_memory,
4920 ix86_sol10_return_in_memory): Likewise.
4921 * config/i386/i386.c (ix86_function_value,
4922 ix86_function_sseregparm, ix86_must_pass_in_stack,
4923 type_natural_mode, classify_argument, examine_argument,
4924 construct_container, ix86_pass_by_reference, function_value_32,
4925 function_value_64, ix86_function_value_1, return_in_memory_32,
4926 return_in_memory_64, return_in_memory_ms_64,
4927 ix86_return_in_memory, ix86_sol10_return_in_memory,
4928 TARGET_PROMOTE_PROTOTYPES): Likewise.
4929 * config/ia64/ia64-protos.h (ia64_function_value,
4930 ia64_hpux_function_arg_padding): Likewise.
4931 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4932 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4933 ia64_hpux_function_arg_padding): Likewise.
4934 * config/iq2000/iq2000-protos.h (function_arg,
4935 iq2000_function_value): Likewise.
4936 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4937 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4938 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4939 function_arg, iq2000_function_value): Likewise.
4940 * config/m32c/m32c-protos.h (m32c_function_value,
4941 m32c_promote_function_return): Likewise.
4942 * config/m32c/m32c.c (m32c_pass_by_reference,
4943 m32c_promote_prototypes, m32c_promote_function_return,
4944 m32c_function_value): Likewise.
4945 * config/m32r/m32r.c (m32r_return_in_memory,
4946 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4947 m32r_in_small_data_p): Likewise.
4948 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4950 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4951 m68hc11_function_arg_padding): Likewise.
4952 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4953 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4954 m68k_function_value): Likewise.
4955 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4956 mcore_function_value): Likewise.
4957 * config/mcore/mcore.c (handle_structs_in_regs,
4958 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4959 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4960 mcore_num_arg_regs, mcore_function_value): Likewise.
4961 * config/mips/mips-protos.h (mips_pad_arg_upward,
4962 mips_function_value): Likewise.
4963 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4964 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4965 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4966 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4967 mips_function_value): Likewise.
4968 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4970 * config/mmix/mmix.c (mmix_pass_by_reference,
4971 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4972 mmix_encode_section_info): Likewise.
4973 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4975 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4976 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4977 mn10300_function_value): Likewise.
4978 * config/mt/mt-protos.h (mt_function_value): Likewise.
4979 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4980 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4981 * config/pa/pa-protos.h (function_arg_padding, function_value,
4982 pa_return_in_memory): Likewise.
4983 * config/pa/pa.c (pa_pass_by_reference,
4984 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4985 function_arg_padding, function_value, pa_return_in_memory):
4987 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4988 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4989 function_arg_padding): Likewise.
4990 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4991 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4992 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4993 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4994 function_arg_padding, altivec_expand_dst_builtin,
4995 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4996 altivec_init_builtins, rs6000_common_init_builtins,
4997 rs6000_function_value): Likewise.
4998 * s390/s390-protos.h (s390_function_value): Likewise.
4999 * config/s390/s390.c (s390_function_arg_size,
5000 s390_pass_by_reference, s390_return_in_memory,
5001 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5002 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5003 * config/score/score-protos.h (score_function_value): Likewise.
5004 * config/score/score.c (score_arg_partial_bytes,
5005 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5006 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5007 score_pass_by_reference, score_add_offset, score_function_value):
5009 * config/sh/sh-protos.h (sh_attr_renesas_p,
5010 sh_promote_prototypes): Likewise.
5011 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5012 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5013 sh_attr_renesas_p): Likewise.
5014 * config/sparc/sparc-protos.h (function_value,
5015 function_arg_padding): Likewise.
5016 * config/sparc/sparc.c (sparc_promote_prototypes,
5017 sparc_return_in_memory, sparc_pass_by_reference,
5018 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5019 function_arg_record_value_2, function_arg_record_value_1,
5020 function_arg_record_value, function_arg_record_value,
5021 function_arg_padding, function_value): Likewise.
5022 * config/spu/spu-protos.h (spu_function_value): Likewise.
5023 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5024 spu_function_value): Likewise.
5025 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5027 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5028 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5029 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5031 * config/v850/v850.c (v850_return_in_memory,
5032 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5033 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5034 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5035 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5036 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5038 * explow.c (promote_mode, hard_function_value): Likewise.
5039 * expr.h (hard_function_value, promote_mode): Likewise.
5040 * function.c (aggregate_value_p): Likewise.
5041 * hooks.c (hook_bool_const_tree_true): New.
5042 * hooks.h (hook_bool_const_tree_true): New.
5043 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5044 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5045 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5046 TARGET_RETURN_IN_MSB): Likewise.
5047 * target.h (promote_function_args, promote_function_return,
5048 promote_prototypes, return_in_memory, return_in_msb,
5049 pass_by_reference, must_pass_in_stack, callee_copies,
5050 function_value): Likewise.
5051 * targhooks.c (default_return_in_memory,
5052 hook_pass_by_reference_must_pass_in_stack,
5053 hook_callee_copies_named,
5054 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5055 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5056 default_function_value): Likewise.
5057 * targhooks.h (default_return_in_memory,
5058 hook_pass_by_reference_must_pass_in_stack,
5059 hook_callee_copies_named,
5060 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5061 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5062 default_function_value): Likewise.
5063 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5064 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5065 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5066 * tree.c (needs_to_live_in_memory): Likewise.
5067 * tree.h (struct tree_type, needs_to_live_in_memory,
5068 aggregate_value_p, must_pass_in_stack_var_size,
5069 must_pass_in_stack_var_size_or_pad): Likewise.
5070 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5071 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5072 lookup_filename): Likewise.
5074 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5078 fake fcomi i387 instruction for !TARGET_CMOVE.
5079 (ix86_expand_branch): Expand natural sequence with one jump for
5080 all targets, not only TARGET_CMOVE.
5081 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5082 pattern to implement fake fcomi sequence. Split instruction after
5083 reload to correct compare sequences.
5084 (*cmpfp_xf_cc): Ditto.
5085 (*cmpfp_<mode>_cc): Ditto.
5086 (*cmpfp_u_cc): Ditto.
5087 (*cmpfp_<mode>_cc): Ditto.
5089 2007-08-23 Richard Guenther <rguenther@suse.de>
5091 * tree-pretty-print.c (dump_generic_node): Annotate
5092 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5094 2007-08-23 Richard Guenther <rguenther@suse.de>
5096 * builtins.c (expand_builtin_mathfn): Wrap argument in
5097 save_expr directly instead of re-building the call.
5098 (expand_builtin_mathfn_2): Likewise.
5099 (expand_builtin_mathfn_3): Likewise.
5100 (expand_builtin_interclass_mathfn): Likewise.
5101 (expand_builtin_int_roundingfn): Set arg.
5102 (expand_builtin_int_roundingfn_2): Likewise.
5104 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5106 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5107 *sse_nand<mode>3, *sse_xor<mode>3): New.
5109 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5111 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5112 * config/i386/i386.c (print_operand): Handle ';' code. Output
5113 semicolon for TARGET_MACHO.
5114 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5115 emit semicolon after 'lock' prefix.
5116 (sync_double_compare_and_swap<mode>): Ditto.
5117 (*sync_double_compare_and_swapdi_pic): Ditto.
5118 (*sync_compare_and_swap_cc<mode>): Ditto.
5119 (sync_double_compare_and_swap_cc<mode>): Ditto.
5120 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5121 (sync_old_add<mode>): Ditto.
5122 (sync_add<mode>): Ditto.
5123 (sync_sub<mode>): Ditto.
5124 (sync_ior<mode>): Ditto.
5125 (sync_and<mode>): Ditto.
5126 (sync_xor<mode>): Ditto.
5128 2007-08-22 Chao-ying Fu <fu@mips.com>
5130 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5132 (copy_rtx): Handle CONST_FIXED.
5133 (rtx_equal_p): Likewise.
5134 * rtl.h (fixed_value.h): New include.
5135 (rtx_def): Add a new field of fixed_value to u.
5136 (XCNMPFV): Define for accessing fixed_value.
5137 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5139 * rtl.def (CONST_FIXED): New constant.
5140 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5141 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5142 US_ASHIFT): New codes.
5143 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5144 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5145 unsigned_fract_convert, unsigned_sat_fract): Document them.
5146 * varasm.c (assemble_integer): Extend to support fixed-point constants
5147 by using different machine classes.
5148 (decode_addr_const): Handle FIXED_CST.
5149 (const_hash_1): Likewise.
5150 (compare_constant): Likewise.
5151 (copy_constant): Likewise.
5152 (const_rtx_hash_1): Handle CONST_FIXED.
5153 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5154 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5156 (initializer_constant_valid_p): Handle FIXED_CST.
5157 (output_constant): Support FIXED_POINT_TYPE.
5158 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5159 * cse.c (hash_rtx): Support CONST_FIXED.
5160 (exp_equiv_p): Likewise.
5161 (cannon_reg): Likewise.
5162 (fold_rtx): Likewise.
5163 (equiv_constant): Likewise.
5164 (cse_process_notes_1): Likewise.
5165 (count_reg_usage): Likewise.
5166 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5167 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5168 (wrap_constant): Check CONST_FIXED.
5169 (cselib_hash_rtx): Support CONST_FIXED.
5170 (cselib_subst_to_values): Likewise.
5171 * df-scan.c (df_uses_record): Likewise.
5172 * gcse.c (want_to_gcse_p): Likewise.
5173 (oprs_unchanged_p): Likewise.
5174 (oprs_not_set_p): Likewise.
5175 (compute_transp): Likewise.
5176 (extract_mentioned_regs_helper): Likewise.
5177 * genemit.c (gen_exp): Likewise.
5178 * local-alloc.c (equiv_init_varies_p): Likewise.
5179 (contains_replace_regs): Likewise.
5180 (memref_referenced_p): Likewise.
5181 * loop-invariant.c (check_maybe_invariant): Likewise.
5182 (hash_invariant_expr_1): Likewise.
5183 (invariant_expr_equal_p): Likewise.
5184 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5185 * regclass.c (reg_scan_mark_refs): Likewise.
5186 * regrename.c (scan_rtx): Likewise.
5187 * resource.c (mark_referenced_resources): Likewise.
5188 (mark_set_resources): Likewise.
5189 * rtlanal.c (rtx_unstable_p): Likewise.
5190 (rtx_varies_p): Likewise.
5191 (count_occurrences): Likewise.
5192 (reg_mentioned_p): Likewise.
5193 (modified_between_p): Likewise.
5194 (modified_in_p): Likewise.
5195 (volatile_insn_p): Likewise.
5196 (volatile_refs_p): Likewise.
5197 (side_effects_p): Likewise.
5198 (may_trap_p_1): Likewise.
5199 (inequality_comparisons_p): Likewise.
5200 (computed_jump_p_1): Likewise.
5201 (commutative_operand_precedence): Likewise.
5202 * sched-deps.c (sched_analyze_2): Likewise.
5203 * sched-vis.c (print_value): Likewise.
5204 * reload.c (operands_match_p): Likewise.
5205 (subst_reg_equivs): Likewise.
5206 * reload1.c (eliminate_regs_1): Likewise.
5207 (elimination_effects): Likewise.
5208 (scan_paradoxical_subregs): Likewise.
5209 * alias.c (rtx_equal_for_memref_p): Likewise.
5210 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5211 * emit-rtl.c (const_fixed_htab): New hash table.
5212 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5214 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5215 const_fixed_from_fixed_value): New functions.
5216 (verify_rtx_sharing): Handle CONST_FIXED.
5217 (copy_rtx_if_shared_1): Likewise.
5218 (reset_used_flags): Likewise.
5219 (set_used_flags): Likewise.
5220 (copy_insn_1): Likewise.
5221 (init_emit_once): Create const_fixed_htab.
5222 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5224 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5226 PR tree-optimization/32949
5227 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5228 before failing for ivs with non-constant step.
5230 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5232 * doc/md.texi (Iterators): Renamed from Macros. All contents
5233 changed to reflect rename of respectively define_code_macro and
5234 define_mode_macro to define_code_iterator and define_mode_iterator.
5235 (Mode Iterators, Code Iterators): Similar.
5236 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5237 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5238 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5239 (initialize_iterators, find_iterator, check_code_iterator)
5240 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5241 (read_mapping, read_rtx_1): Similar.
5242 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5243 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5244 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5245 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5246 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5247 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5248 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5249 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5250 config/rs6000/sync.md, config/rs6000/rs6000.md,
5251 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5252 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5253 config/vax/vax.md, config/bfin/bfin.md: Similar.
5255 2007-08-22 David Daney <ddaney@avtrex.com>
5257 * doc/install.texi (Testing): Mention testing on a simulator.
5259 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5261 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5263 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5264 and rearrange floating point conversion functions into different
5267 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5269 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5270 dfa_post_advance_cycle): New scheduler hooks.
5271 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5272 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5274 (TARGET_SCHED): Use them.
5275 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5276 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5277 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5279 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5280 function to facilitate debugging.
5281 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5282 (output_insn_has_dfa_reservation_p): New static function to output
5283 insn_has_dfa_reservation_p ().
5284 (write_automata): Use it.
5285 * genattr.c (main): Output declaration for
5286 insn_has_dfa_reservation_p ().
5288 2007-08-22 Christian Bruel <christian.bruel@st.com>
5289 Richard Guenther <rguenther@suse.de>
5291 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5292 * simplify_rtx (simplify_binary_operation_1): Likewise.
5294 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5296 PR rtl-optimization/32557
5297 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5298 of REGNO (mws->mw_reg).
5300 2007-08-22 Richard Guenther <rguenther@suse.de>
5303 * builtins.c (expand_builtin_int_roundingfn): Replace call
5304 argument wrapped with SAVE_EXPR directly.
5305 (expand_builtin_int_roundingfn_2): Likewise.
5307 2007-08-22 Richard Guenther <rguenther@suse.de>
5309 * tree-inline.c (inlinable_function_p): Restore disregarding
5310 inline limits for GNU extern inline functions.
5312 2007-08-22 Richard Guenther <rguenther@suse.de>
5315 * tree.c (host_integerp): Treat sizetype as signed as it is
5318 2007-08-21 Ian Lance Taylor <iant@google.com>
5320 PR tree-optimization/33134
5321 * tree-vrp.c (adjust_range_with_scev): Call
5322 set_value_range_to_value.
5324 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5326 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5329 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5331 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5334 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5336 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5337 cases to set eight bytes at a time.
5338 (expand_block_move): Likewise.
5340 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5343 * dwarf2out.c (gen_decl_die): Don't call
5344 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5346 2007-08-21 Paul Brook <paul@codesourcery.com>
5347 Nathan Sidwell <nathan@codesourcery.com>
5348 Mark Mitchell <mark@codesourcery.com>
5349 Joseph Myers <joseph@codesourcery.com>
5351 * configure.ac: Add --with-pkgversion and --with-bugurl.
5352 * configure: Regenerate.
5353 * doc/install.texi: Document them.
5354 * version.c (version_string): Remove VERSUFFIX.
5355 (VERSUFFIX): Remove.
5356 (pkgversion_string): New.
5357 (bug_report_url): Do not hard-code initializer.
5358 * version.h (pkgversion_string): Declare.
5359 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5361 (version.o): Define PKGVERSION and BUGURL.
5362 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5363 (%.pod): Define BUGURL.
5364 * gcc.c (process_command, main): Use pkgversion_string.
5365 * toplev.c (compile_file, print_version): Likewise.
5366 * protoize.c (main): Likewise.
5367 * gcov.c (print_version): Likewise. Update copyright date.
5368 * gcov-dump.c (print_version): Likewise. Update copyright date.
5369 * mips-tdump.c (main): Likewise. Update copyright date.
5370 * mips-tfile.c (main): Likewise. Update copyright date.
5371 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5372 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5373 shorten description.
5374 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5375 * doc/gccint.texi: Likewise.
5376 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5377 Update copyright date.
5379 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5382 (ix86_expand_strlensi_unroll_1): Ditto.
5383 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5384 (ix86_expand_carry_flag_compare): Update comment.
5386 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5389 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5390 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5392 2007-08-21 Richard Guenther <rguenther@suse.de>
5394 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5396 2007-08-21 Richard Guenther <rguenther@suse.de>
5399 * fold-const.c (fold_binary): Remove index +p PTR folding.
5400 Fix types of POINTER_PLUS_EXPR generated by folding of
5403 2007-08-20 Chao-ying Fu <fu@mips.com>
5405 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5406 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5407 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5408 (c_common_fixed_point_type_for_size): Declare.
5409 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5410 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5411 (c_token_starts_declspecs): Likewise.
5412 (c_parser_declspecs): Likewise.
5413 (c_parser_attributes): Likewise.
5414 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5415 (c_declspecs): Add saturating_p.
5416 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5417 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5418 _Sat. Handle RID_SAT.
5419 Avoid using void, bool, char, int, float, double, _Decimal32,
5420 _Decimal64, _Decimal128, and complex with _Sat.
5421 Handle RID_FRACT and RID_ACCUM.
5422 Make sure _Sat is used with _Fract or _Accum.
5423 (finish_declspecs): Handle cts_fract and cts_accum.
5424 * c-common.c (fixed-value.h): New include.
5425 (constant_expression_warning): Handle FIXED_CST.
5426 (overflow_warning): Likewise.
5427 (warnings_for_convert_and_check): Likewise.
5428 (c_common_fixed_point_type_for_size): New.
5429 (c_common_type_for_mode): Handle fixed-point modes to
5430 return various saturating/non-saturating, signed/unsigned types.
5431 (c_common_signed_or_unsigned_type): Support fixed-point types.
5432 (shorten_compare): Check fixed-point zero.
5433 Handle FIXED_POINT_TYPE.
5434 (c_common_truthvalue_conversion): Handle FIXED_CST.
5435 Handle FIXED_POINT_TYPE.
5436 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5438 (handle_mode_attribute): Handle fixed-point modes. Need to check
5439 if the signness of base type and fixed-point modes are consistent.
5440 (handle_vector_size_attribute): Handle fixed-point modes.
5441 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5442 (warn_for_div_by_zero): Check fixed-point zero.
5443 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5444 a common fixed-point type based on fbit, ibit, sign, and saturation.
5445 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5446 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5447 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5448 (convert_for_assignment): Support FIXED_POINT_TYPE.
5449 (digest_init): Handle FIXED_POINT_TYPE.
5450 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5451 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5452 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5453 GE_EXPR, LT_EXPR, GT_EXPR.
5454 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5455 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5456 * target.h (gcc_target): Add fixed_point_supported_p.
5457 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5458 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5459 (default_fixed_point_supported_p): Define.
5460 * targhooks.h (default_fixed_point_supported_p): Declare.
5461 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5462 * doc/install.texi (Configuration): Add --enable-fixed-point.
5463 * configure.ac (--enable-fixed-point): New to enable fixed-point
5464 arithmetic extension to C. For mips targets, we enable it by default.
5465 * configure, config.in: Regenerate.
5467 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5469 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5471 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5473 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5474 DWARF2_DEBUGGING_INFO.
5475 (cold_text_section_used): Same.
5476 (cold_text_section): Same.
5478 2007-08-20 Richard Guenther <rguenther@suse.de>
5480 * c-typeck.c (convert_for_assignment): Use the type of
5481 the member for the initialization.
5483 2007-08-20 Richard Guenther <rguenther@suse.de>
5485 * c-objc-common.c (c_disregard_inline_limits): Remove.
5486 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5487 * cgraphunit.c (cgraph_process_new_functions): Call
5488 disregard_inline_limits_p.
5489 (cgraph_preserve_function_body_p): Likewise.
5490 * ipa-inline.c (compute_inline_parameters): Likewise.
5491 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5493 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5494 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5495 disregard_inline_limits langhook.
5496 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5498 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5499 disregard_inline_limits langhook.
5500 * tree-inline.c (disregard_inline_limits_p): New function.
5501 * tree-inline.h (disregard_inline_limits_p): Declare.
5503 2007-08-20 Richard Guenther <rguenther@suse.de>
5505 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5506 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5507 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5508 auto_var_in_fn_p langhook.
5509 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5511 * tree.c (auto_var_in_fn_p): ... here.
5512 (find_var_from_fn): Call auto_var_in_fn_p directly.
5513 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5514 auto_var_in_fn_p langhook.
5515 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5516 (copy_body_r): Likewise.
5517 (self_inlining_addr_expr): Likewise.
5518 * tree.h (auto_var_in_fn_p): Declare.
5520 2007-08-20 Richard Guenther <rguenther@suse.de>
5522 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5523 (walk_type_fields): Take lh parameter.
5524 (walk_tree): Rename to ...
5525 (walk_tree_1): ... this. Do not call the walk_subtrees
5526 langhook but the now passed callback. Pass lh on recursion.
5527 (walk_tree_without_duplicates): Rename to ...
5528 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5529 and call walk_tree_1.
5530 * tree.h (walk_tree_lh): New typedef.
5531 (walk_tree_1): Declare.
5532 (walk_tree_without_duplicates_1): Likewise.
5533 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5534 (walk_tree_without_duplicates): New define to
5535 walk_tree_without_duplicates_1 with NULL lh parameter.
5536 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5537 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5539 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5540 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5541 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5544 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5547 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5548 code in front of the compacting of basic blocks.
5549 Move the folding of statements inbetween the cgraph checking
5550 and compacting of basic blocks.
5552 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5553 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5556 * config/alpha/alpha.c (va_list_skip_additions): Check for
5557 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5558 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5559 PLUS_EXPR when checking ap.__base.
5560 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5561 when doing addition on pointer types. Use size_int instead of
5563 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5564 ptr_type in the second operand.
5566 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5569 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5571 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5574 * cfgexpand.c (expand_one_register_var): Mark pointer
5575 DECL_ARTIFICIAL as REG_POINTER also.
5576 * stmt.c (expand_decl): Likewise.
5578 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5585 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5586 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5587 on_worklist argument and avoid adding things to worklist multiple
5589 (add_to_worklist): Ditto.
5590 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5591 single SFT is clobbered.
5592 (set_initial_properties): Ditto.
5593 (compute_call_clobbered): Update for changes to function
5595 (create_overlap_variables_for): Always create SFT for offset 0.
5596 (create_structure_vars): Handle PHI's, since we are in SSA form at
5598 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5599 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5601 (add_vars_for_offset): Figure out aliases from access + points-to.
5602 (add_virtual_operand): Use add_vars-for_offset.
5603 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5604 (add_call_clobber_ops): Remove makes_clobbering_call set.
5605 (get_expr_operands): Always pass through the INDIRECT_REF
5607 * tree-ssa-structalias.c (struct constraint_graph): Remove
5609 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5610 address_taken, pt_used, number_incoming.
5611 (FIRST_ADDR_NODE): Removed.
5612 (merge_graph_nodes): Remove broken code for the moment.
5613 (init_graph): New function.
5614 (build_pred_graph): Remove code to init_graph.
5615 Add location equivalence support.
5616 (struct scc_info): Rename roots to deleted.
5618 (init_scc_info): Ditto
5619 (init_topo_info): Use graph->size.
5620 (compute_topo_order): Ditto.
5621 (do_da_constraint): Removed.
5622 (do_sd_constraint): Remove calls to find().
5623 set_union_with_increment should always get 0 as last arg here.
5624 (do_complex_constraint): Replace do_da_constraint with assert.
5626 (struct equiv_class_label): New.
5627 (pointer_equiv_class_table): Ditto.
5628 (location_equiv_class_table): Ditto.
5629 (equiv_class_label_hash): Ditto.
5630 (equiv_class_label_eq): Ditto
5631 (equiv_class_lookup): Ditto.
5632 (equiv_class_ladd): Ditto.
5633 (pointer_equiv_class): Ditto.
5634 (location_equiv_class): Ditto.
5635 (condense_visit): Rename and rewrite from label_visit to do only
5636 SCC related stuff for HU.
5637 (label_visit): Do HU work for HU.
5638 (perform_var_substitution): Update to do HU and location
5640 (free_var_substitution_info): Update to free HU and location
5641 equivalence structures. */
5642 (find_equivalent_node): Update for pointer but not location
5644 (unite_pointer_equivalences): New function.
5645 (move_complex_constraints): Rewrite to only do moving.
5646 (rewrite_constraints): Split out of move_complex_constraints.
5647 (solve_graph): Use graph->size.
5648 (process_constraint_1): Add from_call argument, use it.
5649 Split *a = &b into two constraints.
5650 (process_constraint): Use new process_constraint_1.
5651 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5652 (get_constraint_for): Handle non-pointer integers properly.
5653 Remove code that used to handle structures.
5654 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5655 with unknown addends.
5656 (handle_rhs_call): New function.
5657 (find_func_aliases): Use handle_rhs_call.
5658 (set_uids_in_ptset): Add an assert.
5659 (set_used_smts): Fix bug in not considering unified vars.
5660 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5661 (compute_points_to_sets): Update for other function changes.
5662 (delete_points_to_sets): Ditto.
5663 (ipa_pta_execute): Ditto.
5664 (pass_ipa_pta): We need to update SSA after ipa_pta.
5666 2007-08-19 Jan Hubicka <jh@suse.cz>
5668 * i386.md: Replace "rim" and "mri" constraints by "g".
5670 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5672 * dwarf2out.c (text_section_used, cold_text_section_used,
5673 cold_text_section, dwarf2out_note_section_used): New.
5674 (dwarf2out_init): Initialize cold_text_section.
5675 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5676 dwarf2out_note_section_used.
5677 (size_of_aranges): Only count entry for text section if it was
5678 used. Count entry for cold text section if it was used.
5679 (output_aranges): Only output entries for text section and cold
5680 text section if they were used.
5682 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5684 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5686 (debug_generic_stmt): Likewise.
5687 (debug_tree_chain): Likewise.
5689 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5691 * tree-data-refs.c (split_constant_offset): Expose.
5692 * tree-data-refs.h (split_constant_offset): Add declaration.
5694 * tree-vectorizer.h (dr_alignment_support): Renamed
5695 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5696 Added a new value dr_explicit_realign.
5697 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5698 dr_offset, dr_step, and dr_aligned_to, along with new access
5699 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5700 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5701 STMT_VINFO_DR_ALIGNED_TO.
5703 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5705 In case of outer-loop vectorization with non-fixed misalignment - use
5706 the dr_explicit_realign scheme instead of the optimized realignment
5708 (new_stmt_vec_info): Initialize new fields.
5710 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5711 'nested_in_vect_loop' case. Change verbosity level.
5712 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5713 Don't fail on zero step in the outer-loop for loads.
5714 (vect_analyze_data_refs): Call split_constant_offset to calculate
5715 base, offset and init relative to the outer-loop.
5717 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5718 BSI function argument with a new function argument - at_loop.
5719 Simplify the condition that determines STEP. Takes additional argument
5720 INV_P. Support outer-loop vectorization (handle the
5721 nested_in_vect_loop case), including zero step in the outer-loop. Call
5722 vect_create_addr_base_for_vector_ref with additional argument.
5723 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5724 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5725 Fixed and simplified calculation of step.
5726 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5727 of bsi, and with additional argument. Call bump_vector_ptr with
5728 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5729 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5730 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5731 when the realignment setup needs to take place inside the loop.
5732 Support the dr_explicit_realign scheme. Allow generating the optimized
5733 realignment scheme for outer-loop vectorization. Added documentation.
5734 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5735 the 'nested_in_vect_loop' case, including loads that are invariant in
5736 the outer-loop and the realignment schemes. Handle the case when the
5737 realignment setup needs to take place inside the loop. Call
5738 vect_setup_realignment with additional arguments. Call
5739 vect_create_data_ref_ptr with additional argument and with loop instead
5740 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5741 (vect_gen_niters_for_prolog_loop): Call
5742 vect_create_addr_base_for_vector_ref with additional arguments.
5743 (vect_create_cond_for_align_checks): Likewise.
5744 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5745 scheme: takes additional argument bump; argument ptr_incr is now
5746 optional; updated documentation.
5747 (vect_init_vector): Takes additional argument (bsi). Use it, if
5748 available, to insert the vector initialization.
5749 (get_initial_def_for_induction): Pass additional argument in call to
5751 (vect_get_vec_def_for_operand): Likewise.
5752 (vect_setup_realignment): Likewise.
5753 (vectorizable_load): Likewise.
5755 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5757 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5758 as argument instead of struct loop.
5759 (nested_in_vect_loop_p): New function.
5760 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5762 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5763 from other phis in the loop.
5764 (destroy_loop_vec_info): Add additional argument to declaration.
5766 * tree-vectorizer.c (supportable_widening_operation): Also check if
5767 nested_in_vect_loop_p (don't allow changing the order in this case).
5768 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5769 of struct loop. Call nested_in_vect_loop_p and don't require
5770 flag_unsafe_math_optimizations if it returns true.
5771 (new_stmt_vec_info): When setting def_type for phis differentiate
5772 loop-header phis from other phis.
5773 (bb_in_loop_p): New function.
5774 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5775 just update their loop_vinfo. Order of BB traversal now matters -
5776 call dfs_enumerate_from with bb_in_loop_p.
5777 (destroy_loop_vec_info): Takes additional argument to control whether
5778 stmt_vinfo of the loop stmts should be destroyed as well.
5779 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5780 reduction stmt to be defines by a non loop-header phi.
5781 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5783 * tree-vect-transform.c (vectorizable_reduction): Call
5784 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5785 (vectorizable_call): Likewise.
5786 (vectorizable_conversion): Likewise.
5787 (vectorizable_operation): Likewise.
5788 (vectorizable_type_promotion): Likewise.
5789 (vectorizable_type_demotion): Likewise.
5790 (vectorizable_store): Likewise.
5791 (vectorizable_live_operation): Likewise.
5792 (vectorizable_reduction): Likewise. Also pass loop_info to
5793 vect_is_simple_reduction instead of loop.
5794 (vect_init_vector): Call nested_in_vect_loop_p.
5795 (get_initial_def_for_reduction): Likewise.
5796 (vect_create_epilog_for_reduction): Likewise.
5797 (vect_init_vector): Check which loop to work with, in case there's an
5799 (get_initial_def_for_inducion): Extend to handle outer-loop
5800 vectorization. Fix indentation.
5801 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5802 In the case vect_induction_def get the vector def from the induction
5803 phi node, instead of calling get_initial_def_for_inducion.
5804 (get_initial_def_for_reduction): Extend to handle outer-loop
5806 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5808 (vect_transform_loop): Change assert to just skip this case. Add a
5810 (vect_finish_stmt_generation): Add a couple asserts.
5812 (vect_estimate_min_profitable_iters): Multiply
5813 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5815 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5816 this is an inner-loop reduction in outer-loop vectorization.
5818 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5819 Same code as what used to be vect_analyze_scalar_cycles, only with
5820 additional argument loop, and loop_info passed to
5821 vect_is_simple_reduction instead of loop.
5822 (vect_analyze_scalar_cycles): Code factored out into
5823 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5824 Updated documentation.
5825 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5826 outer-loop vectorization that are live or not used in the outerloop,
5827 cause this requires special handling.
5828 (vect_enhance_data_refs_alignment): Don't consider versioning for
5830 (vect_analyze_data_refs): Check that there are no datarefs in the
5832 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5833 and vect_used_in_outer_by_reduction cases.
5834 (process_use): Also consider the case of outer-loop stmt defining an
5835 inner-loop stmt and vice versa.
5836 (vect_analyze_loop_1): New function.
5837 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5838 loops. Call vect_analyze_loop_1.
5839 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5840 been vectorized. Call destroy_loop_vec_info with additional argument.
5842 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5843 in the inner-loop when doing outer-loop vectorization. Add
5844 documentation and printout.
5845 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5846 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5848 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5850 * tree-affine.h (print_aff): New prototype.
5851 (debug_aff): Likewise.
5852 * tree-affine.c (print_aff): New function.
5853 (debug_aff): Likewise.
5855 2007-08-18 Paul Brook <paul@codesourcery.com>
5856 Joseph Myers <joseph@codesourcery.com>
5858 * common.opt (-fdebug-prefix-map=): New option.
5859 * opts.c: Include debug.h.
5860 (common_handle_option): Handle -fdebug-prefix-map.
5861 * final.c: Include ggc.h.
5862 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5863 remap_debug_filename): New.
5864 * Makefile.in (final.o, opts.o): Update dependencies.
5865 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5866 * configure.ac: Check for assembler --debug-prefix-map support.
5867 * configure, config.in: Regenerate.
5868 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5869 (ASM_DEBUG_SPEC): Include ASM_MAP.
5870 * doc/install.texi (--with-debug-prefix-map): Document.
5871 * doc/invoke.texi (-fdebug-prefix-map): Document.
5872 * dbxout.c (dbxout_init, dbxout_start_source_file,
5873 dbxout_source_file): Call remap_debug_filename.
5874 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5875 dwarf2out_start_source_file, dwarf2out_finish): Call
5876 remap_debug_filename.
5877 (file_table_relative_p): Do not check d->emitted_number.
5878 * toplev.c (output_file_directive): Call remap_debug_filename.
5879 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5880 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5882 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5884 * loop-invariant.c (find_invariants_to_move): Add missing macro
5887 2007-08-17 Tom Tromey <tromey@redhat.com>
5889 * tree.h (struct tree_label_decl): Removed old "java" fields.
5891 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5892 Nigel Stephens <nigel@mips.com>
5894 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5895 Treat -mno-data-in-code and -mcode-xonly as aliases for
5896 -mcode-readable=no and -mcode-readable=pcrel respectively.
5897 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5898 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5899 (MULTILIB_DIRNAMES): Update accordingly.
5901 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5903 * Makefile.in (version.o): Depend on $(REVISION) only if
5904 REVISION_s is defined.
5906 2007-08-17 Sa Liu <saliu@de.ibm.com>
5907 Ulrich Weigand <uweigand@de.ibm.com>
5910 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5911 use build_qualified_type to retain qualifiers of the base type.
5913 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5915 * config/score/score.md : Update pattern tablejump.
5916 * config/score/score.c : Update score_initialize_trampoline
5918 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5919 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5920 * doc/contrib.texi: Add my entry.
5922 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5924 * Makefile.in (REVISION): New.
5927 (version.o): Also depend on $(REVISION). Add
5928 -DREVISION=$(REVISION_s).
5930 * version.c (version_string): Add REVISION.
5932 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5934 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5935 of GOTO that's relocated to a different block.
5937 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5939 * c-common.c (const_strip_array_types): New.
5940 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5941 (const_strip_array_types): New.
5942 * c-objc-common.c (c_disregard_inline_limits,
5943 c_warn_unused_global_decl): Constify.
5944 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5945 c_vla_type_p, c_incomplete_type_error): Likewise.
5946 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5947 * hooks.c (hook_bool_const_tree_false): New.
5948 * hooks.h (hook_bool_const_tree_false): Likewise.
5949 * langhooks-def.h (lhd_warn_unused_global_decl,
5950 lhd_incomplete_type_error, lhd_expr_size,
5951 lhd_tree_inlining_disregard_inline_limits,
5952 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5953 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5954 * langhooks.c (lhd_warn_unused_global_decl,
5955 lhd_incomplete_type_error,
5956 lhd_tree_inlining_disregard_inline_limits,
5957 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5958 lhd_expr_size): Likewise.
5959 * langhooks.h (lang_hooks_for_tree_inlining,
5960 lang_hooks_for_tree_dump, lang_hooks_for_types,
5961 lang_hooks_for_decls, lang_hooks): Likewise.
5962 * pointer-set.c (pointer_set_t, pointer_set_create,
5963 pointer_set_contains, insert_aux, pointer_set_insert,
5964 pointer_set_traverse, pointer_map_t, pointer_map_create,
5965 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5967 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5968 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5969 pointer_map_traverse): Likewise.
5970 * predict.c (assert_is_empty): Likewise.
5971 * tree-affine.c (free_name_expansion): Likewise.
5972 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5973 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5974 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5976 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5978 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5980 (destroy_loop_vec_info): Add call to VEC_free.
5981 * tree-vectorizer.h (may_alias_ddrs): Define.
5982 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5983 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5984 Change reporting to dump.
5985 (vect_is_duplicate_ddr): New.
5986 (vect_mark_for_runtime_alias_test): New.
5987 (vect_analyze_data_ref_dependences) Add call to
5988 vect_mark_for_runtime_alias_test.
5989 (vect_enhance_data_refs_alignment): Define local variable
5990 vect_versioning_for_alias_required, don't perform
5991 peeling for alignment if versioning for alias is
5993 (vect_enhance_data_refs_alignment): Use
5994 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5995 PARAM_VECT_MAX_VERSION_CHECKS.
5996 * tree-vect-transform.c
5997 (vect_create_cond_for_alias_checks): New.
5998 (vect_transform_loop): Add call to
5999 vect_create_cond_for_alias_checks.
6000 (vect_vfa_segment_size): New.
6001 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6003 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6004 * gcc/doc/invoke.texi
6005 (vect-max-version-for-alignment-checks): Document.
6006 (vect-max-version-for-alias-checks): Document.
6007 (vect-max-version-checks): Remove.
6009 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6012 the same line as the instruction for all asm dialects.
6013 (*rep_movsi): Ditto.
6014 (*rep_movsi_rex64): Ditto.
6015 (*rep_movqi): Ditto.
6016 (*rep_movqi_rex64): Ditto.
6017 (*rep_stosdi_rex64): Ditto.
6018 (*rep_stossi): Ditto.
6019 (*rep_stossi_rex64): Ditto.
6020 (*rep_stosqi): Ditto.
6021 (*rep_stosqi_rex64): Ditto.
6022 (*cmpstrnqi_nz_1): Ditto.
6023 (*cmpstrnqi_nz_rex_1): Ditto.
6024 (*cmpstrnqi_1): Ditto.
6025 (*cmpstrnqi_rex_1): Ditto.
6026 (*strlenqi_1): Ditto.
6027 (*strlenqi_rex_1): Ditto.
6028 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6029 prefix on the same line as the instruction for all asm dialects.
6030 (sync_double_compare_and_swap<mode>): Ditto.
6031 (*sync_double_compare_and_swapdi_pic): Ditto.
6032 (*sync_compare_and_swap_cc<mode>): Ditto.
6033 (sync_double_compare_and_swap_cc<mode>): Ditto.
6034 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6035 (sync_old_add<mode>): Ditto.
6036 (sync_add<mode>): Ditto.
6037 (sync_sub<mode>): Ditto.
6038 (sync_ior<mode>): Ditto.
6039 (sync_and<mode>): Ditto.
6040 (sync_xor<mode>): Ditto.
6042 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6045 * reload.c (find_reloads): Check that the memory returned by
6046 find_reloads_toplev was not the result of forcing a constant
6048 (find_reloads_toplev): Always use simplify_gen_subreg to get
6049 the subreg of a constant. If the result is also a constant,
6050 but not a legitimate one, force it into the constant pool
6051 and reload its address.
6053 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6055 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6058 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6060 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6061 directive for the current vector ABI.
6063 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6066 * caller-save.c (reg_save_code): Set invalide status on restore code.
6068 2007-08-15 Diego Novillo <dnovillo@google.com>
6070 * tree-ssa-alias.c (compute_memory_partitions): Use
6071 alias_bitmap_obstack to allocate bitmaps.
6072 (reset_alias_info): Factor out of init_alias_info.
6073 Mark all name tags not associated to an SSA name for renaming.
6074 (init_alias_info): Call it.
6075 (create_name_tags): Tidy. Add comments.
6076 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6078 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6080 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6081 scheduler dependencies.
6083 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6085 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6087 (*iorsi_1_zext): Likewise.
6088 (*iorsi_1_zext_imm): Likewise.
6089 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6090 with "rm"/"xm" constraint.
6091 (sse2_vmsqrtv2df2): Likewise.
6093 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6096 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6099 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6101 * tree-pass.h (PROP_pta): Removed.
6102 (TODO_rebuild_alias): New.
6103 (pass_may_alias): Removed.
6104 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6105 aliasing if we changed something.
6106 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6108 (pass_may_alias): Removed.
6109 (create_structure_vars): Return TODO_rebuild_alias.
6110 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6111 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6113 (tree_sra_early): We never affect aliasing right now.
6114 * tree-flow.h (compute_may_aliases): New prototype.
6115 * passes.c: Remove pass_may_alias from the passes.
6116 (execute_function_todo): Support TODO_rebuild_alias.
6118 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6120 * i386.c: (legitimize_address): Move dllimported variable check
6121 infront of legitimizing pic address of CONST symbols.
6123 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6125 PR tree-optimization/32941
6126 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6127 (goto_queue_cmp): Remove.
6128 (find_goto_replacement): Change search method.
6129 (maybe_record_in_goto_queue): Add assert.
6130 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6131 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6133 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6135 * alias.c (component_uses_parent_alias_set): Constify.
6136 * alias.h (component_uses_parent_alias_set): Likewise.
6137 * cfgrtl.c (print_rtl_with_bb): Likewise.
6138 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6139 mpz_get_double_int): Likewise.
6140 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6141 mpz_get_double_int): Likewise.
6142 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6143 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6145 * expr.h (safe_from_p): Likewise.
6146 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6148 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6149 zero_sized_type, goa_lhs_expr_p): Likewise.
6150 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6151 * rtl.h (print_rtl_with_bb): Likewise.
6152 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6153 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6154 * tree-flow-inline.h (bb_stmt_list): Constify.
6155 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6157 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6158 const_first_stmt, const_last_stmt): New.
6159 (block_may_fallthru, empty_block_p): Constify.
6160 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6161 EXPR_ONLY_BODY): New.
6162 (expr_first, expr_last, expr_only): Use macro for body.
6163 (const_expr_first, const_expr_last, const_expr_only): New.
6164 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6165 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6166 ctsi_prev, ctsi_stmt): New.
6167 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6168 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6169 * tree-ssa-loop-niter.c (loop_only_exit_p,
6170 derive_constant_upper_bound): Likewise.
6171 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6172 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6173 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6174 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6175 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6176 * tree.c (get_type_static_bounds): Likewise.
6177 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6178 (get_type_static_bounds): Constify.
6180 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6183 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6184 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6185 (*<addsub><mode>3_cc_overflow): New.
6186 (*add<mode>3_cconly_overflow): New.
6187 (*sub<mode>3_cconly_overflow): New.
6188 (*<addsub>si3_zext_cc_overflow): New.
6189 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6190 CCCmode for LTU, GTU, LEU and GEU.
6191 (ix86_comparison_operator): Likewise.
6192 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6193 * config/i386/i386.c (put_condition_code): Support CCCmode.
6194 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6195 or MINUS expressions.
6197 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6200 * c-typeck.c (build_binary_op): Disallow vector float types with
6201 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6203 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6205 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6206 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6207 (dep_def): New typedef.
6208 (init_dep_1, sd_debug_dep): Declare functions.
6209 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6210 (debug_dep_links): Remove.
6211 (struct _deps_list): New field 'n_links'.
6212 (DEPS_LIST_N_LINKS): New macro.
6213 (FOR_EACH_DEP_LINK): Remove.
6214 (create_deps_list, free_deps_list, delete_deps_list): Remove
6216 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6217 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6218 (copy_deps_list_change_con, move_dep_link): Ditto.
6219 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6220 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6222 (INSN_BACK_DEPS): Remove.
6223 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6225 (INSN_DEP_COUNT): Remove.
6226 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6227 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6228 Declare global variables.
6229 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6230 (add_forw_dep, compute_forward_dependences): Remove declarations.
6231 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6232 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6233 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6235 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6237 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6238 (sd_list_types_def): New typedef.
6239 (sd_next_list): Declare function.
6240 (struct _sd_iterator): New type.
6241 (sd_iterator_def): New typedef.
6242 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6244 (FOR_EACH_DEP): New cycle wrapper.
6245 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6247 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6248 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6251 * sched-deps.c (init_dep_1): Make global.
6252 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6254 (dump_dep): New static function.
6255 (dump_dep_flags): New static variable.
6256 (sd_debug_dep): New function.
6257 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6259 (move_dep_link): Use remove_from_deps_list (), instead of
6261 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6262 (dep_link_is_detached_p): New static function.
6263 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6265 (dn_pool, dl_pool): New alloc_pools.
6266 (dn_pool_diff, dl_pool_diff): New static variables.
6267 (create_dep_node, delete_dep_node): New static function.
6268 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6269 (deps_list_empty_p): Make it static. Use 'n_links' field.
6270 (deps_pools_are_empty_p): New static function.
6271 (alloc_deps_list, delete_deps_list): Remove.
6272 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6273 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6274 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6275 (forward_dependency_cache): Remove.
6276 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6277 'back' from the names. Change signature to use dep_t instead of
6279 (add_back_dep): Ditto. Make global.
6280 (check_dep_status): Rename to check_dep ().
6281 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6283 (sd_finish_insn): Ditto.
6284 (sd_find_dep_between_no_cache): New static function.
6285 (sd_find_dep_between): New function.
6286 (ask_dependency_caches, set_dependency_caches): New static functions.
6287 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6288 (add_or_update_dep_1): Separate pieces of functionality into
6289 ask_dependency_caches (), update_dependency_caches (),
6290 change_spec_dep_to_hard (), update_dep ().
6291 (get_back_and_forw_lists): New static function.
6292 (sd_add_dep): Separate setting of dependency caches into
6293 set_dependency_caches ().
6294 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6296 (sd_delete_dep): Ditto.
6297 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6298 (dump_lists): New static function.
6299 (sd_debug_lists): New debug function.
6300 (delete_all_dependences, fixup_sched_groups): Update to use
6301 sd_* infrastructure.
6302 (sched_analyze_2): Create data-speculative dependency only if
6303 data-speculation is enabled.
6304 (sched_analyze_insn): If insn cannot be speculative, make all its
6305 dependencies non-speculative.
6306 (sched_analyze): Use sd_init_insn ().
6307 (add_forw_dep, compute_forward_dependencies): Remove.
6308 (delete_dep_nodes_in_back_deps): New static function.
6309 (sched_free_deps): New function.
6310 (init_dependency_caches): Init alloc_pools.
6311 (extend_depedency_caches): Update after removing of
6312 forward_dependency_cache.
6313 (free_dependency_caches): Ditto. Free alloc_pools.
6314 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6315 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6317 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6318 (add_dependence): Use init_dep ().
6319 (get_dep_weak_1): New static function.
6320 (get_dep_weak): Move logic to get_dep_weak_1 ().
6321 (dump_ds): New static function moved from haifa-sched.c:
6322 debug_spec_status ().
6323 (debug_ds): New debug function.
6324 (check_dep_status): Rename to check_dep (). Update to check whole
6327 * haifa-sched.c (spec_info): Make global.
6328 (added_recovery_block_p): Rename to
6329 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6330 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6331 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6332 to use new interfaces.
6333 (ok_for_early_queue_removal): Ditto.
6334 (schedule_block): Initialize logical uids of insns emitted by the
6336 (sched_init): Initialize new variable.
6337 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6339 (extend_global): Initialize insn data.
6340 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6341 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6343 (add_to_speculative_block): Update to use new interfaces.
6344 (create_recovery_block): Set new variables.
6345 (create_check_block_twin, fix_recovery_deps): Update to use new
6347 (sched_insn_is_legitimate_for_speculation_p): New function.
6348 (speculate_insn): Move checking logic to
6349 sched_insn_is_legitimate_for_speculation_p ().
6350 (sched_remove_insn): Finalize sched-deps information of instruction.
6351 (clear_priorities, add_jump_dependencies): Update to use new
6353 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6355 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6356 to use new interfaces.
6357 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6358 (new_ready): Try to use control speculation only if it is available.
6359 (add_branch_dependences): Update to use new interfaces.
6360 (compute_block_backward_dependences): Rename to
6361 compute_block_dependences (). Call
6362 targetm.sched.dependencies_evaluation_hook ().
6363 (free_block_dependencies): New static function.
6364 (debug_dependencies): Update to use new interfaces.
6365 (schedule_region): Remove separate computation of forward dependencies.
6366 Move call of targetm.sched.dependencies_evaluation_hook () to
6367 compute_block_dependences (). Free dependencies at the end of
6368 scheduling the region.
6370 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6372 (add_deps_for_risky_insns): Ditto.
6373 (schedule_ebb): Remove separate computation of forward dependencies.
6374 Free dependencies at the end of scheduling the ebb.
6376 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6377 (build_intra_loop_deps): Ditto. Remove separate computation of
6378 forward dependencies. Free sched-deps dependencies.
6380 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6381 to use new interfaces.
6382 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6384 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6386 (is_costly_group): Ditto.
6388 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6390 * alias.c (rtx_equal_for_memref_p): Constify.
6391 * basic-block.h (const_edge, const_basic_block): New.
6392 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6393 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6394 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6395 probably_never_executed_bb_p, edge_probability_reliable_p,
6396 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6397 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6399 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6400 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6402 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6403 flow_nodes_print, dfs_enumerate_from): Likewise.
6404 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6405 control_flow_insn_p, count_basic_blocks): Likewise.
6406 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6407 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6408 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6409 average_num_loop_insns, loop_exit_edge_p,
6410 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6411 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6412 average_num_loop_insns, seq_cost): Likewise.
6413 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6414 * dominance.c (dominated_by_p): Likewise.
6415 * emit-rtl.c (validate_subreg): Likewise.
6416 * except.c (can_throw_internal, can_throw_external): Likewise.
6417 * except.h (can_throw_internal, can_throw_external): Likewise.
6418 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6419 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6420 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6421 simple_mem, store_ops_ok, load_kills_store, find_loads,
6422 store_killed_in_insn, store_killed_after, store_killed_before,
6423 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6425 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6426 noce_mem_write_may_trap_or_fault_p): Likewise.
6427 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6429 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6431 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6432 probably_cold_bb_p, probably_never_executed_bb_p,
6433 edge_probability_reliable_p, br_prob_note_reliable_p,
6434 can_predict_insn_p): Likewise.
6435 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6436 * resource.c (return_insn_p): Likewise.
6437 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6439 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6440 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6441 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6442 verify_gimple_modify_stmt): Likewise.
6443 * tree-chrec.c (is_not_constant_evolution,
6444 is_multivariate_chrec_rec, is_multivariate_chrec,
6445 chrec_contains_symbols, chrec_contains_undetermined,
6446 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6447 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6448 eq_evolutions_p, scev_direction): Likewise.
6449 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6450 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6451 chrec_contains_symbols_defined_in_loop,
6452 chrec_contains_undetermined, tree_contains_chrecs,
6453 evolution_function_is_affine_multivariate_p,
6454 evolution_function_is_univariate_p, chrec_zerop,
6455 evolution_function_is_constant_p, evolution_function_is_affine_p,
6456 evolution_function_is_affine_or_constant_p,
6457 tree_does_not_contain_chrecs, chrec_type): Likewise.
6458 * tree-data-ref.c (tree_fold_divides_p,
6459 object_address_invariant_in_loop_p, dr_may_alias_p,
6460 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6461 same_access_functions, constant_access_functions,
6462 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6464 * tree-flow.h (scev_direction): Likewise.
6465 * tree-gimple.c (is_gimple_stmt): Likewise.
6466 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6468 * tree-pretty-print.c (op_prio): Likewise.
6469 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6470 analyzable_condition, backedge_phi_arg_p): Likewise.
6471 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6472 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6473 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6476 2007-08-13 Dan Hipschman <dsh@google.com>
6479 * c-format.c (check_format_arg): Move check for zero-length
6480 format strings below the check for unterminated strings.
6482 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6485 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6488 2007-08-13 Nick Clifton <nickc@redhat.com>
6490 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6492 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6495 * c-format.c (gcc_gfc_length_specs): New array.
6496 (gcc_gfc_char_table): Add unsigned specifier, and references to
6497 the l length modifier.
6498 (format_types_orig): Use the new gcc_gfc_length_specs.
6500 2007-08-12 Sa Liu <saliu@de.ibm.com>
6502 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6503 and with REG_RETVAL note after split.
6505 2007-08-11 David Daney <ddaney@avtrex.com>
6507 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6508 as ATTRIBUTE_UNUSED.
6510 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6511 Segher Boessenkool <segher@kernel.crashing.org>
6513 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6514 HAVE_LOCAL_CPU_DETECT not defined.
6516 2007-08-11 Jan Hubicka <jh@suse.cz>
6518 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6519 (cgraph_process_new_functions): Honor previous value of
6520 disregard_inline_limits.
6521 * ipa-inline.c (compute_inline_parameters): Likewise.
6523 2007-08-11 Ian Lance Taylor <iant@google.com>
6525 * alias.h (alias_set_type): Define new type.
6526 (ALIAS_SET_MEMORY_BARRIER): Use it.
6527 * rtl.h: Include alias.h.
6528 (struct mem_attrs): Use alias_set_type.
6529 * tree.h: Include alias.h
6530 (struct tree_type): Use alias_set_type.
6531 (struct tree_struct_field_tag): Likewise.
6532 (struct tree_decl_common): Likewise.
6533 * alias.c (struct alias_set_entry): Use alias_set_type.
6534 (get_alias_set_entry, alias_set_subset_of): Likewise.
6535 (alias_sets_conflict_p): Likewise.
6536 (alias_sets_must_conflict_p): Likewise.
6537 (objects_must_conflict_p): Likewise.
6538 (get_alias_set, new_alias_set): Likewise.
6539 (record_alias_subset, record_component_aliases): Likewise.
6540 (varargs_set, frame_set): Change to alias_set_type.
6541 (get_varargs_alias_set): Use alias_set_type.
6542 (get_frame_alias_set): Likewise.
6543 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6544 * dse.c (struct store_info): Use alias_set_type.
6545 (struct read_info, struct clear_alias_mode_holder): Likewise.
6546 (clear_alias_set_lookup, canon_address): Likewise.
6547 (record_store, check_mem_read_rtx): Likewise.
6548 (dse_record_singleton_alias_set): Likewise.
6549 (dse_invalidate_singleton_alias_set): Likewise.
6550 * emit-rtl.c (get_mem_attrs): Likewise.
6551 (set_mem_attributes_minus_bitpos): Likewise.
6552 (set_mem_alias_set): Likewise.
6553 * expr.c (store_constructor_field, store_field): Likewise.
6554 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6555 * langhooks.c (lhd_get_alias_set): Likewise.
6556 * langhooks-def.h (lhd_get_alias_set): Likewise.
6557 * reload1.c (alter_reg): Likewise.
6558 * tree-flow.h (struct fieldoff): Likewise.
6559 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6560 (may_alias_p, get_smt_for, create_sft): Likewise.
6561 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6562 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6563 (merge_smts_into): Likewise.
6564 * varasm.c (const_alias_set): Likewise.
6565 * c-common.c (strict_aliasing_warning): Likewise.
6566 (c_common_get_alias_set): Likewise.
6567 * dse.h (dse_record_singleton_alias_set): Update declaration.
6568 (dse_invalidate_singleton_alias_set): Likewise.
6569 * emit-rtl.h (set_mem_alias_set): Likewise.
6570 * c-common.h (c_common_get_alias_set): Likewise.
6571 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6572 * print-tree.c (print_node): Likewise.
6573 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6575 (alpha_setup_incoming_varargs): Use alias_set_type.
6576 * config/i386/i386.c (setup_incoming_varargs_64): Use
6578 (setup_incoming_varargs_ms_64): Likewise.
6579 (ix86_GOT_alias_set): Likewise.
6580 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6581 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6582 (set): Change to alias_set_type.
6583 (get_TOC_alias_set): Use alias_set_type.
6584 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6586 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6587 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6589 (struct_value_alias_set): Likewise.
6590 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6592 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6594 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6595 * config/vxworks.h (TARGET_VXWORKS): Override.
6596 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6597 "mips" if TARGET_VXWORKS.
6599 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6601 * calls.c (avoid_likely_spilled_reg): New function.
6602 (expand_call): Use it.
6604 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6608 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6610 * config/mips/predicates.md (const_call_insn_operand): Invoke
6611 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6613 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6616 * config/rs6000/driver-rs6000.c: Include link.h.
6617 Use ElfW instead of wordsize-specif typedef.
6619 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * system.h (CONST_CAST): New.
6622 * c-decl.c (c_make_fname_decl): Use it.
6623 * c-lex.c (cb_ident, lex_string): Likewise.
6624 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6625 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6626 give_switch, set_multilib_dir): Likewise.
6627 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6628 * passes.c (execute_one_pass): Likewise.
6629 * prefix.c (update_path): Likewise.
6630 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6631 * tree.c (build_string): Likewise.
6633 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6635 * tree-flow-inline.h (is_exec_stmt): Remove.
6636 (is_label_stmt): Remove.
6637 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6640 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6642 * lower-subreg.c (resolve_shift_zext): Don't adjust
6643 src_reg_num for wordmode operands.
6645 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6646 David Ung <davidu@mips.com>
6648 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6649 (TARGET_SCHED_REORDER2): Define.
6650 (mips_maybe_swap_ready): New.
6651 (mips_last_74k_agen_insn): New.
6652 (mips_74k_agen_init): New.
6653 (mips_74k_agen_reorder): New function to group loads and stores
6655 (mips_sched_init): New.
6656 (mips_sched_reorder): Don't do initialization here. Call
6657 mips_74k_agen_reorder.
6658 (mips_variable_issue): Call mips_74k_agen_init.
6660 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6662 * tree-flow-inline.h (get_filename): Remove.
6664 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6666 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6668 (mips_fetch_insns): Delete in favor of...
6669 (mips_load_store_insns): ...this new function.
6670 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6671 to say whether multiword moves _might_ be split.
6672 (mips_fetch_insns): Delete in favor of...
6673 (mips_load_store_insns): ...this new function.
6674 (mips_rtx_costs): Update the call to mips_address_insns.
6675 (mips_address_cost): Likewise.
6676 * config/mips/mips.md (length): Use mips_load_store_insns instead
6677 of mips_fetch_insns.
6678 * config/mips/constraints.md (R): Use mips_address_insns rather
6679 than mips_fetch_insns. Assume that the move never needs to be split.
6681 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6683 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6684 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6685 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6686 * config/mips/mips.h (mips16_hard_float): Delete.
6687 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6688 definitions, and replace with....
6689 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6690 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6691 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6692 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6693 (override_options): Replace MASK_SOFT_FLOAT references with
6694 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6695 and mips16_hard_float when TARGET_MIPS16.
6697 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6700 * c-typeck.c (build_binary_op): Check for non pointer types before
6701 calling int_fits_type_p.
6703 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6706 * fold-const.c (omit_one_operand): Return only the ommitted expression
6707 if the result is an empty statement.
6708 (pedantic_omit_one_operand): Likewise.
6710 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6712 * c-typeck.c (readonly_error): Improve error for assignment.
6714 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6716 (pp_c_expression): Ditto.
6718 2007-08-09 Simon Baldwin <simonb@google.com>
6720 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6721 break that was preventing simplify_associative_operation() for xor.
6723 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6724 Nigel Stephens <nigel@mips.com>
6726 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6727 Document change in interpretation of value from boolean to
6729 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6730 ffs and ctz using clz.
6731 (expand_unop): Call them.
6732 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6734 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6735 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6736 enable the new ffs expansion on this target.
6738 2007-08-09 Jan Hubicka <jh@suse.cz>
6740 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6741 (expand_ternary_op): Likewise.
6742 (expand_vec_shift_expr): Likewise.
6743 (expand_binop_directly): Likewise.
6744 (expand_binop): Likewise.
6745 (sign_expand_binop): Likewise.
6746 (expand_twoval_unop): Likewise.
6747 (expand_twoval_binop): Likewise.
6748 (expand_twoval_binop_libfunc): Likewise.
6749 (widen_clz): Likewise.
6750 (widen_bswap): Likewise.
6751 (expand_parity): Likewise.
6752 (expand_unop): Likewise.
6753 (expand_abs_nojump): Likewise.
6754 (expand_copysign): Likewise.
6755 (emit_no_conflict_block): Likewise.
6756 (emit_libcall_block): Likewise.
6757 (can_compare_p): Likewise.
6758 (prepare_cmp_insn): Likewise.
6759 (emit_cmp_and_jump_insn_1): Likewise.
6760 (prepare_float_lib_cmp): Likewise.
6761 (emit_conditional_add): Likewise.
6762 (gen_add2_insn): Likewise.
6763 (have_add2_insn): Likewise.
6764 (gen_sub2_insn): Likewise.
6765 (have_sub2_insn): Likewise.
6766 (can_extend_p): Likewise.
6767 (can_fix_p): Likewise.
6768 (can_float_p): Likewise.
6769 (expand_float): Likewise.
6770 (expand_fix): Likewise.
6771 (expand_sfix_optab): Likewise.
6772 (new_optab): Likewise.
6773 (new_convert_optab): Likewise.
6774 (init_libfuncs): Likewise.
6775 (init_interclass_conv_libfuncs): Likewise.
6776 (init_intraclass_conv_libfuncs): Likewise.
6777 (set_conv_libfunc): Likewise.
6778 (init_optabs): Likewise.
6779 (debug_optab_libfuncs): Likewise.
6780 (gen_cond_trap): Likewise.
6781 * optabs.h (optab_handler, convert_optab_hanlder): New.
6782 * genopinit.c: Update optabs generation table.
6783 * reload.c (find_reloads_address_1): Use optabs accestors.
6784 * builtins.c (expand_builtin_mathfn): Likewise.
6785 (expand_builtin_mathfn_2): Likewise.
6786 (expand_builtin_mathfn_3): Likewise.
6787 (expand_builtin_interclass_mathfn): Likewise.
6788 (expand_builtin_sincos): Likewise.
6789 (expand_builtin_cexpi): Likewise.
6790 (expand_builtin_powi): Likewise.
6791 (expand_builtin_strlen): Likewise.
6792 * dojump.c (do_jump): Likewise.
6793 * expr.c (convert_move): Likewise.
6794 (move_by_pieces): Likewise.
6795 (move_by_pieces_ninsns): Likewise.
6796 (can_store_by_pieces): Likewise.
6797 (store_by_pieces_1): Likewise.
6798 (emit_move_via_integer): Likewise.
6799 (emit_move_complex): Likewise.
6800 (emit_move_ccmode): Likewise.
6801 (emit_move_insn_1): Likewise.
6802 (emit_single_push_insn): Likewise.
6803 (store_constructor): Likewise.
6804 (expand_expr_real_1): Likewise.
6805 (do_store_flag): Likewise.
6806 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6807 (enumerate_modes): Likewise.
6808 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6809 (supportable_widening_operation): Likewise.
6810 (supportable_narrowing_operation): Likewise.
6811 * expmed.c (store_bit_field_1): Likewise.
6812 (extract_bit_field_1): Likewise.
6813 (expand_mult_highpart_optab): Likewise.
6814 (expand_smod_pow2): Likewise.
6815 (expand_divmod): Likewise.
6816 (emit_store_flag): Likewise.
6817 * tree-vect-patterns.c
6818 (vect_pattern_recog_1): Likewise.
6819 * tree-ssa-loop-prefetch.c
6820 (nontemporal_store_p): Likewise.
6821 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6822 (vect_create_epilog_for_reduction): Likewise.
6823 (vectorizable_reduction): Likewise.
6824 (vectorizable_operation): Likewise.
6825 (vect_strided_store_supported): Likewise.
6826 (vectorizable_store): Likewise.
6827 (vect_strided_load_supported): Likewise.
6828 (vectorizable_load): Likewise.
6829 * combine.c (simplify_comparison): Likewise.
6830 * tree-vect-generic.c
6831 (type_for_widest_vector_mode): Likewise.
6832 (expand_vector_operations_1): Likewise.
6833 * config/spu/spu.c (spu_expand_mov): Likewise.
6834 (spu_emit_vector_compare): Likewise.
6835 * config/rs6000/rs6000.c
6836 (rs6000_emit_vector_compare): Likewise.
6837 * stmt.c (add_case_node): Likewise.
6838 * reload1.c (gen_reload):
6840 2007-08-09 Michael Matz <matz@suse.de>
6842 * tree.h (fixed_zerop): Declare as taking a const_tree.
6843 * tree.c (fixed_zerop): Take a const_tree.
6845 2007-08-09 Ira Rosen <irar@il.ibm.com>
6847 * tree-vect-transform.c (vectorizable_store): Remove call to
6848 copy_virtual_operands() and call mark_symbols_for_renaming() for
6849 the created vector store.
6850 (vect_setup_realignment): Don't call copy_virtual_operands() and
6851 update_vuses_to_preheader().
6852 (vectorizable_load): Don't call copy_virtual_operands().
6853 (update_vuses_to_preheader): Remove.
6855 2007-08-08 Chao-ying Fu <fu@mips.com>
6857 * tree.def (FIXED_POINT_TYPE): New type.
6858 (FIXED_CST): New constant.
6859 (FIXED_CONVERT_EXPR): New expr.
6860 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6861 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6862 * tree.h (struct tree_base): Add saturating_flag.
6863 Remove one bit of spare for saturating_flag.
6864 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6865 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6866 FIXED_POINT_TYPE_P): Define.
6867 (TYPE_SATURATING): Define.
6868 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6869 (struct tree_fixed_cst): New.
6870 (TYPE_IBIT, TYPE_FBIT): Define.
6871 (tree_node): Add fixed_cst.
6872 (enum tree_index): Add new enumeration values of
6873 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6874 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6875 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6876 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6877 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6878 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6879 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6880 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6881 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6882 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6883 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6884 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6885 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6886 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6887 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6888 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6889 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6890 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6891 (sat_short_fract_type_node, sat_fract_type_node,
6892 sat_long_fract_type_node, sat_long_long_fract_type_node,
6893 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6894 sat_unsigned_long_fract_type_node,
6895 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6896 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6897 unsigned_short_fract_type_node, unsigned_fract_type_node,
6898 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6899 sat_short_accum_type_node, sat_accum_type_node,
6900 sat_long_accum_type_node, sat_long_long_accum_type_node,
6901 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6902 sat_unsigned_long_accum_type_node,
6903 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6904 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6905 unsigned_short_accum_type_node, unsigned_accum_type_node,
6906 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6907 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6908 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6909 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6910 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6911 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6912 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6913 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6914 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6915 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6916 sat_uda_type_node, sat_uta_type_node): New macro.
6917 (make_fract_type, make_accum_type): Declare.
6918 (make_signed_fract_type, make_unsigned_fract_type,
6919 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6920 make_signed_accum_type, make_unsigned_accum_type,
6921 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6922 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6923 make_or_reuse_sat_signed_fract_type,
6924 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6925 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6926 make_or_reuse_sat_unsigned_accum_type): New macro.
6927 (fixed_zerop): Declare.
6928 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6929 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6930 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6931 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6932 * treestruct.def: Add TS_FIXED_CST.
6933 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6935 (tree-dump.o): Likewise.
6936 (print-tree.o): Likewise.
6937 (tree-pretty-print.o): Likewise.
6938 (fold-const.o): Likewise.
6939 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6940 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6941 (is_gimple_min_invariant): Handle FIXED_CST.
6942 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6943 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6944 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6945 (layout_type): Handle FIXED_POINT_TYPE.
6946 (make_fract_type, make_accum_type): New functions.
6947 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6948 * tree-dump.c (fixed-value.h): New include.
6949 (dump_fixed): New function.
6950 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6951 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6952 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6953 * tree-pretty-print.c (fixed-value.h): New include.
6954 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6956 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6957 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6958 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6959 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6960 for non-saturating fixed-point types.
6961 (reassociate_bb): Likewise.
6962 * emit-rtl.c (fixed-value.h): New include.
6963 (fconst0, fconst1): New array.
6964 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6965 * tree-vect-generic.c expand_vector_operation): Support
6966 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6968 (type_for_widest_vector_mode): Add one parameter for the
6970 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6972 Pass the satp parameter to type_for_mode for fixed-point types.
6973 (expand_vector_operations_1): Pass the saturating flag to
6974 type_for_widest_vector_mode.
6975 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6976 and MODE_VECTOR_UACCUM.
6977 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6978 (vectorizable_condition): Likewise.
6979 * tree.c (fixed-value.h): New include.
6980 (tree_code_size): Support FIXED_CST.
6981 (build_fixed): New function.
6982 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6983 (fixed_zerop): New function.
6984 (tree_node_structure): Support FIXED_CST.
6985 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6986 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6987 (type_hash_eq): Handle FIXED_POINT_TYPE.
6988 (simple_cst_equal): Support FIXED_CST.
6989 (iterative_hash_expr): Handle FIXED_CST.
6990 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6991 (get_narrower): Likewise.
6992 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6993 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6994 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6995 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6997 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6998 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6999 (initializer_zerop): Support FIXED_CST.
7000 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7001 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7002 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7003 (is_base_type): Handle FIXED_POINT_TYPE.
7004 (add_type_attribute): Handle FIXED_POINT_TYPE.
7005 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7006 * print-tree.c (fixed-value.h): New include.
7007 (print_node_brief): Support FIXED_CST.
7008 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7009 * c-pretty-print.c (fixed-value.h): New include.
7010 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7011 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7012 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7013 Support fixed-point types for inner items in VECTOR_TYPE.
7014 (pp_c_direct_declarator): Likewise.
7015 (pp_c_declarator): Likewise.
7016 (pp_c_fixed_constant): New function.
7017 (pp_c_constant): Handle FIXED_CST.
7018 (pp_c_primary_expression): Likewise.
7019 (pp_c_expression): Likewise.
7020 * fold-const.c (fixed-value.h): New include.
7021 (negate_expr_p): Return true for FIXED_CST.
7022 (fold_negate_expr): Support FIXED_CST.
7023 (split_tree): Support FIXED_CST.
7024 (const_binop): Support FIXED_CST.
7025 (fold_convert_const_int_from_fixed): New function to convert from
7027 (fold_convert_const_real_from_fixed): New function to convert from
7029 (fold_convert_const_fixed_from_fixed): New function to convert from
7030 fixed to another fixed.
7031 (fold_convert_const_fixed_from_int): New function to convert from
7033 (fold_convert_const_fixed_from_real): New function to convert from
7035 (fold_convert_const): Support conversions from fixed to int, from
7036 fixed to real, from fixed to fixed, from int to fixed, and from real
7038 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7039 (operand_equal_p): Support FIXED_CST.
7040 (make_range): For fixed-point modes, we need to pass the
7041 saturating flag as the 2nd parameter.
7042 (tree_swap_operands_p): Handle FIXED_CST.
7043 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7045 (fold_unary): Support FIXED_CONVERT_EXPR.
7046 (fold_binary): Handle FIXED_CST.
7047 Make sure the type is not saturating, before associating operations.
7048 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7049 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7050 (fold_negate_const): Support FIXED_CST.
7051 (fold_relational_const): Support FIXED_CST.
7052 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7053 (gimplify_expr): Handle FIXED_CST.
7054 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7055 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7056 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7057 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7058 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7059 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7060 LONG_LONG_ACCUM_TYPE_SIZE.
7061 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7062 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7063 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7064 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7065 MODE_ACCUM, and MODE_UACCUM.
7066 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7067 fixed-point types to disable reduction.
7068 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7070 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7072 * config/rs6000/x-rs6000: New file.
7073 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7074 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7075 (EXTRA_SPEC_FUNCTIONS): Define.
7076 (HAVE_LOCAL_CPU_DETECT): Define.
7077 (CC1_CPU_SPEC): Define.
7078 * config/rs6000/driver-rs6000.c: New file.
7079 * config/rs6000/aix.h (CC1_SPEC): Define.
7080 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7081 * config.host: Add x-rs6000 to host_xmake_file if host and target
7082 are rs6000 or powerpc.
7084 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7086 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7088 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7089 Sandra Loosemore <sandra@codesourcery.com>
7090 Chao-ying Fu <fu@mips.com>
7091 Nigel Stephens <nigel@mips.com>
7092 David Ung <davidu@mips.com>
7094 * doc/invoke.texi (-mcode-readable): Document.
7095 * config/mips/mips.opt (mcode-readable): New option.
7096 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7097 * config/mips/mips.h (mips_code_readable_setting): New enum.
7098 (mips_code_readable): Declare.
7099 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7100 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7101 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7102 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7103 boiler-plate comments.
7104 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7105 * config/mips/mips.c (mips_code_readable): New variable.
7106 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7107 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7108 context and -mcode-readable setting to restrict the use of
7109 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7110 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7111 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7112 (mips_blocks_for_constant_p): Only return false for
7113 TARGET_MIPS16_PCREL_LOADS.
7114 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7115 for MIPS16. Handle SYMBOL_32_HIGH.
7116 (mips_const_insns): Allow HIGHs for MIPS16 too.
7117 (mips_unspec_address_offset): New function, split out from...
7118 (mips_unspec_address): ...here.
7119 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7120 16-bit symbolic constants. Assert approropiate conditions for
7121 using the "la" and "dla" macros.
7122 (mips_handle_option): Handle -mcode-readable=.
7123 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7124 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7125 (mips_strip_unspec_address): New function, split out from...
7126 (print_operand_reloc): ...here.
7127 (print_operand): Pass constants through mips_strip_unspec_address.
7128 (print_operand_address): Likewise.
7129 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7130 (mips_select_rtx_section): Remove MIPS16 handling.
7131 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7132 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7133 (mips16_lay_out_constants): Do nothing unless
7134 TARGET_MIPS16_PCREL_LOADS.
7135 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7136 * config/mips/mips.md: Split HIGHs for MIPS16.
7137 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7139 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7141 * config/mips/mips-protos.h (mips_emit_move): Declare.
7142 * config/mips/mips.c (mips_emit_move): New function.
7143 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7144 (mips_legitimize_const_move): Likewise.
7145 (mips_legitimize_move): Likewise.
7146 (mips_split_64bit_move): Likewise.
7147 (mips_restore_gp): Likewise.
7148 (mips_load_call_address): Likewise.
7149 (mips_emit_fcc_reload): Likewise.
7150 (mips_set_return_address): Likewise.
7151 (mips_block_move_straight): Likewise.
7152 (mips_block_move_loop): Likewise.
7153 (mips_setup_incoming_varargs): Likewise.
7154 (mips_save_reg): Likewise.
7155 (mips_expand_prologue): Likewise.
7156 (mips_restore_reg): Likewise.
7157 (mips_expand_epilogue): Likewise.
7158 (mips_output_mi_thunk): Likewise.
7159 (build_mips16_call_stub): Likewise.
7160 (mips_builtin_branch_and_move): Likewise.
7161 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7162 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7163 (fixuns_truncdfdi2): Likewise.
7164 (fixuns_truncsfsi2): Likewise.
7165 (fixuns_truncsfdi2): Likewise.
7166 (loadgp_absolute): Likewise.
7167 (builtin_setjmp_setup): Likewise.
7168 (builtin_longjmp): Likewise.
7169 (untyped_call): Likewise.
7171 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7173 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7174 an "rtx *" argument. Return a bool.
7175 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7176 values and return true if they can be split. Take the same kind of
7177 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7178 and store the lo_sum there if nonnull. Use the symbol type to
7179 determine whether a $gp or HIGH is needed.
7180 (mips_legitimize_address): Update call to mips_split_symbol and
7181 simplify accordingly.
7182 (mips_legitimize_const_move): Likewise.
7183 * config/mips/mips.md: In the combine define_split,
7184 check mips_split_symbol instead of splittable_symbolic_operand.
7185 Update use of mips_split_symbol in the generator code.
7186 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7188 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7190 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7191 (mips_symbol_insns_1): New function, split out from...
7192 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7193 and stores separately from load addresses.
7194 (mips_classify_address): Replace uses of mips_symbolic_address_p
7195 with uses of mips_symbol_insns.
7196 (mips_address_insns): Update calls to mips_symbol_insns.
7197 (mips_const_insns): Likewise.
7198 (mips_legitimize_address): Likewise.
7200 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7202 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7203 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7204 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7205 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7206 non-call contexts if TARGET_MIPS16.
7207 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7208 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7209 code for SYMBOL_ABSOLUTE.
7210 (mips_symbol_insns): Likewise.
7212 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7214 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7215 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7216 (mips_symbolic_constant_p): Likewise. Update the call to
7217 mips_classify_symbol.
7218 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7219 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7220 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7221 (print_operand_reloc): Add a context argument. Update the call to
7222 mips_symbolic_constant_p.
7223 (print_operand): Update the calls to print_operand_reloc.
7224 (print_operand_address): Use print_operand_reloc rather than
7226 (mips_rewrite_small_data_p): Add a context argument. Update the call
7227 to mips_symbolic_constant_p.
7228 (mips_small_data_pattern_1): Make DATA the containing mem.
7229 Update the call to mips_rewrite_small_data_p.
7230 (mips_rewrite_small_data_1): Likewise.
7231 (mips_use_anchors_for_symbol_p): Update the call to
7232 mips_symbolic_constant_p.
7233 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7234 (splittable_symbolic_operand): Likewise.
7235 (move_operand): Likewise.
7236 (absolute_symbolic_operand): Likewise.
7237 (got_disp_operand): Likewise.
7238 (got_page_ofst_operand): Likewise.
7240 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7242 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7243 (SYMBOL_ABSOLUTE): ...this.
7244 (SYMBOL_SMALL_DATA): Rename to...
7245 (SYMBOL_GP_RELATIVE): ...this.
7246 (SYMBOL_CONSTANT_POOL): Rename to...
7247 (SYMBOL_PC_RELATIVE): ...this.
7248 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7249 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7250 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7251 after above changes.
7252 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7253 (general_symbolic_operand): Rename to...
7254 (absolute_symbolic_operand): ...this.
7255 * config/mips/mips.md: Update after above changes.
7257 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7258 Revital Eres <eres@il.ibm.com>
7260 * ddg.c (print_ddg): Add dump information.
7261 * modulo-sched.c (print_node_sched_params): Add parameter and
7263 (calculate_maxii): Remove function.
7264 (undo_generate_reg_moves): Likewise.
7265 (undo_permute_partial_schedule): Likewise.
7266 (kernel_number_of_cycles): Likewise.
7267 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7268 (sms_schedule): Use it. Remove profitability checks.
7269 (sms_schedule_by_order): Fix order of nodes within the cycle.
7271 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7273 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7274 -profile option, add pie support.
7275 (ENDFILE_SPEC): New spec.
7276 * config/gnu.h (LIB_SPEC): Add -profile option.
7278 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7280 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7281 * config/gnu.h (LIB_SPEC): Likewise.
7283 2007-08-07 Yaz Saito <saito@google.com>
7284 Ian Lance Taylor <iant@google.com>
7286 * common.opt (finstrument-functions-exclude-function-list): New
7288 (finstrument-functions-exclude-file-list): New option.
7289 * opts.c (char_p): Define and DEF_VEC.
7290 (flag_instrument_functions_exclude_functions): New static
7292 (flag_instrument_functions_exclude_files): New static variable.
7293 (add_instrument_functions_exclude_list): New static function.
7294 (flag_instrument_functions_exclude_p): New function.
7295 (common_handle_option): Handle new options.
7296 * flags.h (flag_instrument_functions_exclude_p): Declare.
7297 * gimplify.c (gimplify_function_tree): Call
7298 flag_instrument_functions_exclude_p.
7299 * doc/invoke.texi (Option Summary): Mention new options.
7300 (Code Gen Options): Document new options.
7302 2007-08-07 Ian Lance Taylor <iant@google.com>
7304 PR rtl-optimization/32776
7305 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7306 (resolve_use): Likewise.
7307 (decompose_multiword_subregs): Remove "changed" local variable.
7309 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7311 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7312 * configure: Regenerate.
7313 * config.in: Regenerate.
7314 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7317 2007-08-07 Ian Lance Taylor <iant@google.com>
7319 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7320 note, just delete the insn.
7322 2007-08-07 Andreas Schwab <schwab@suse.de>
7325 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7328 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7330 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7331 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7332 (decompose_multiword_subregs): Use the functions above to decompose
7333 multiword shifts and zero-extends.
7335 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7337 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7338 "assemble" descriptions which were swapped.
7340 2007-08-06 Chao-ying Fu <fu@mips.com>
7342 * fixed-value.h: New file.
7343 * fixed-value.c: New file.
7344 * Makefile.in (OBJS-common): Add fixed-value.o.
7345 (fixed-value.o): New rule.
7346 (GTFILES): Add fixed-value.h.
7347 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7348 to compare a.low and b.low.
7349 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7351 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7352 Daniel Jacobowitz <dan@codesourcery.com>
7355 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7357 (x86_64-*-netbsd*): Likewise.
7358 (x86_64-*-linux*): Likewise.
7359 (x86_64-*-kfreebsd*-gnu): Likewise.
7360 (x86_64-*-knetbsd*-gnu): Likewise.
7361 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7363 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7365 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7366 Add -fno-asynchronous-unwind-tables.
7368 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7369 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7370 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7371 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7372 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7374 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7376 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7377 (TARGET_C_MODE_FOR_SUFFIX): New.
7379 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7381 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7383 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7385 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7387 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7389 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7390 before checking function returns in conditional expressions.
7392 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7395 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7397 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7400 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7401 for INTEGRAL_TYPE_P.
7403 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7405 * configure.ac: Remove --enable-checking=df from default settings.
7406 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7407 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7408 if the parameter is true.
7409 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7410 DF_VERIFY_SCHEDULED flag is true.
7411 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7412 (df_finish_pass): Adjust prototype.
7413 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7416 * see.c (pass_see): Add TODO_df_verify.
7417 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7418 * global.c (rest_of_handle_global_alloc): Schedule verification
7420 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7422 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7423 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7424 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7426 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7427 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7428 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7430 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7431 Revital Eres <eres@il.ibm.com>
7433 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7435 * ddg.c (create_ddg_dependence): Rename to...
7436 (create_ddg_dep_from_intra_loop_link): This. Do not check
7437 for interloop edges. Do not create anti dependence edge when
7438 a true dependence edge exists in the opposite direction and
7439 -fmodulo-sched-allow-regmoves is set.
7440 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7441 (add_cross_iteration_register_deps): Create anti dependence edge
7442 when -fno-modulo-sched-allow-regmoves is set.
7443 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7445 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7447 * config/arm/arm.md (movsi): Add braces.
7449 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7452 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7453 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7456 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7458 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7459 state accessor functions.
7460 * cfgloopmanip.c (remove_path, create_preheaders,
7461 force_single_succ_latches, fix_loop_structure): Ditto.
7462 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7463 tree_duplicate_loop_to_header_edge): Ditto.
7464 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7465 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7467 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7468 cleanup_tree_cfg): Ditto.
7469 * tree-cfg.c (tree_merge_blocks): Ditto.
7470 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7471 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7472 loop_preheader_edge, single_exit): Ditto.
7473 (flow_loops_find): Do not clear loops->state.
7474 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7475 loops_state_clear): New functions.
7477 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7480 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7481 when adding to the base and convert ELT to sizetype instead of type.
7483 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7486 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7487 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7489 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7492 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7493 correct type the negate expression.
7495 2007-08-03 Jan Hubicka <jh@suse.cz>
7497 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7500 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7502 * config/rs6000/rs6000.c (struct processor_cost): Change
7503 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7504 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7506 (rios1_costs, rios2_cost): Correct cache line size.
7507 (rs6000_override_options): Set l2-cache-size parameter.
7509 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7510 Diego Novillo <dnovillo@google.com>
7513 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7514 if the range includes 0.
7516 2007-08-03 Ben Elliston <bje@au.ibm.com>
7518 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7519 mode to unspec expressions to silence a warning from the generator
7522 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7524 * config/ia64/constraints.md ("U"): Make constraint vector only.
7526 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7529 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7530 always_inline attribute on the function decl.
7532 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7535 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7536 if we are compiling with -fPIC.
7538 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7539 Nigel Stephens <nigel@mips.com>
7541 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7542 Define for MIPS32 and MIPS64.
7544 2007-08-02 Nick Clifton <nickc@redhat.com>
7546 * config/host-hpux.c: Change copyright header to refer to version
7547 3 of the GNU General Public License and to point readers at the
7548 COPYING3 file and the FSF's license web page.
7549 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7550 config/alpha/linux.h, config/alpha/alpha.opt,
7551 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7552 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7553 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7554 config/alpha/alpha.h, config/alpha/sync.md,
7555 config/alpha/openbsd.h, config/alpha/alpha.md,
7556 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7557 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7558 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7559 config/alpha/constraints.md, config/alpha/osf.h,
7560 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7561 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7562 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7563 config/frv/frv-asm.h, config/frv/frv-protos.h,
7564 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7565 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7566 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7567 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7568 config/s390/s390.opt, config/s390/s390-modes.def,
7569 config/s390/fixdfdi.h, config/s390/constraints.md,
7570 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7571 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7572 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7573 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7574 config/m32c/prologue.md, config/m32c/m32c.abi,
7575 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7576 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7577 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7578 config/m32c/jump.md, config/m32c/shift.md,
7579 config/m32c/m32c-protos.h, config/libgloss.h,
7580 config/spu/spu-protos.h, config/spu/predicates.md,
7581 config/spu/spu-builtins.h, config/spu/spu.c,
7582 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7583 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7584 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7585 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7586 config/sparc/hypersparc.md, config/sparc/predicates.md,
7587 config/sparc/linux.h, config/sparc/sp64-elf.h,
7588 config/sparc/supersparc.md, config/sparc/cypress.md,
7589 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7590 config/sparc/niagara.md, config/sparc/sparc.md,
7591 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7592 config/sparc/sparc.opt, config/sparc/sync.md,
7593 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7594 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7595 config/sparc/sparc.c, config/sparc/little-endian.opt,
7596 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7597 config/sparc/linux64.h, config/sparc/freebsd.h,
7598 config/sparc/sol2.h, config/sparc/rtemself.h,
7599 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7600 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7601 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7602 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7603 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7604 config/m32r/linux.h, config/m32r/constraints.md,
7605 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7606 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7607 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7608 config/i386/i386.md, config/i386/netware-crt0.c,
7609 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7610 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7611 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7612 config/i386/sol2.h, config/i386/constraints.md,
7613 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7614 config/i386/predicates.md, config/i386/geode.md,
7615 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7616 config/i386/freebsd64.h, config/i386/vxworksae.h,
7617 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7618 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7619 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7620 config/i386/netware.h, config/i386/i386-modes.def,
7621 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7622 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7623 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7624 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7625 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7626 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7627 config/i386/xm-mingw32.h, config/i386/linux64.h,
7628 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7629 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7630 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7631 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7632 config/i386/cygwin2.c, config/i386/i386-protos.h,
7633 config/i386/sync.md, config/i386/openbsd.h,
7634 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7635 config/i386/nto.h, config/i386/biarch64.h,
7636 config/i386/i386-coff.h, config/i386/freebsd.h,
7637 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7638 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7639 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7640 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7641 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7642 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7643 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7644 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7645 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7646 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7647 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7648 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7649 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7650 config/sh/superh64.h, config/sh/rtemself.h,
7651 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7652 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7653 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7654 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7655 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7656 config/avr/predicates.md, config/avr/constraints.md,
7657 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7658 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7659 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7660 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7661 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7662 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7663 config/c4x/predicates.md, config/c4x/c4x.h,
7664 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7665 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7666 config/xtensa/linux.h, config/xtensa/xtensa.h,
7667 config/xtensa/elf.h, config/xtensa/xtensa.md,
7668 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7669 config/xtensa/xtensa-protos.h, config/dbx.h,
7670 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7671 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7672 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7673 config/host-solaris.c, config/fr30/fr30.h,
7674 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7675 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7676 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7677 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7678 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7679 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7680 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7681 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7682 config/cris/predicates.md, config/cris/linux.h,
7683 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7684 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7685 config/cris/aout.opt, config/cris/cris-protos.h,
7686 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7687 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7688 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7689 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7690 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7691 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7692 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7693 config/chorus.h, config/mn10300/mn10300.c,
7694 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7695 config/mn10300/mn10300.h, config/mn10300/linux.h,
7696 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7697 config/mn10300/mn10300.md, config/ia64/predicates.md,
7698 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7699 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7700 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7701 config/ia64/freebsd.h, config/ia64/ia64.md,
7702 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7703 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7704 config/gofast.h, config/rtems.h, config/sol2-10.h,
7705 config/m68k/predicates.md, config/m68k/m68k.md,
7706 config/m68k/linux.h, config/m68k/m68k-modes.def,
7707 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7708 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7709 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7710 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7711 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7712 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7713 config/m68k/constraints.md, config/m68k/rtemself.h,
7714 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7715 config/m68k/uclinux.h, config/rs6000/power4.md,
7716 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7717 config/rs6000/linux.h, config/rs6000/eabi.h,
7718 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7719 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7720 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7721 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7722 config/rs6000/windiss.h, config/rs6000/603.md,
7723 config/rs6000/aix41.h, config/rs6000/cell.md,
7724 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7725 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7726 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7727 config/rs6000/default64.h, config/rs6000/7xx.md,
7728 config/rs6000/darwin.opt, config/rs6000/spe.md,
7729 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7730 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7731 config/rs6000/7450.md, config/rs6000/linux64.h,
7732 config/rs6000/constraints.md, config/rs6000/440.md,
7733 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7734 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7735 config/rs6000/rs6000.h, config/rs6000/power6.md,
7736 config/rs6000/predicates.md, config/rs6000/altivec.md,
7737 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7738 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7739 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7740 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7741 config/rs6000/linux64.opt, config/rs6000/sync.md,
7742 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7743 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7744 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7745 config/rs6000/eabispe.h, config/rs6000/e500.h,
7746 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7747 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7748 config/rs6000/aix.h, config/rs6000/vxworks.h,
7749 config/rs6000/40x.md, config/rs6000/aix51.h,
7750 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7751 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7752 config/arc/arc.h, config/mcore/mcore-elf.h,
7753 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7754 config/mcore/mcore.md, config/mcore/mcore.c,
7755 config/mcore/mcore.opt, config/mcore/mcore.h,
7756 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7757 config/score/predicates.md, config/score/score-version.h,
7758 config/score/score-protos.h, config/score/misc.md,
7759 config/score/elf.h, config/score/score.c, config/score/mac.md,
7760 config/score/score7.md, config/score/score.h,
7761 config/score/score-conv.h, config/score/score-mdaux.c,
7762 config/score/score.md, config/score/score.opt,
7763 config/score/score-modes.def, config/score/score-mdaux.h,
7764 config/score/mul-div.S, config/arm/uclinux-elf.h,
7765 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7766 config/arm/symbian.h, config/arm/linux-elf.h,
7767 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7768 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7769 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7770 config/arm/strongarm-pe.h, config/arm/arm.h,
7771 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7772 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7773 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7774 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7775 config/arm/arm-cores.def, config/arm/arm-protos.h,
7776 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7777 config/arm/wince-pe.h, config/arm/neon.md,
7778 config/arm/constraints.md, config/arm/neon.ml,
7779 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7780 config/arm/arm.opt, config/arm/arm926ejs.md,
7781 config/arm/predicates.md, config/arm/iwmmxt.md,
7782 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7783 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7784 config/arm/neon-testgen.ml, config/arm/arm.md,
7785 config/arm/xscale-coff.h, config/arm/pe.c,
7786 config/arm/arm-generic.md, config/arm/pe.h,
7787 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7788 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7789 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7790 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7791 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7792 config/pa/predicates.md, config/pa/pa64-hpux.h,
7793 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7794 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7795 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7796 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7797 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7798 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7799 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7800 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7801 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7802 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7803 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7804 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7805 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7806 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7807 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7808 config/mips/linux64.h, config/mips/elforion.h,
7809 config/mips/constraints.md, config/mips/generic.md,
7810 config/mips/predicates.md, config/mips/4300.md,
7811 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7812 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7813 config/mips/5k.md, config/mips/vr4120-div.S,
7814 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7815 config/mips/mips-protos.h, config/mips/6000.md,
7816 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7817 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7818 config/mips/mips-modes.def, config/mips/vr.h,
7819 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7820 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7821 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7822 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7823 config/vax/openbsd1.h, config/vax/netbsd.h,
7824 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7825 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7826 config/h8300/rtems.h, config/h8300/predicates.md,
7827 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7828 config/h8300/h8300.md, config/h8300/h8300.opt,
7829 config/h8300/coff.h, config/h8300/h8300-protos.h,
7830 config/v850/v850.md, config/v850/predicates.md,
7831 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7832 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7833 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7834 config/mmix/mmix.h, config/mmix/predicates.md,
7835 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7836 config/mmix/mmix.c, config/mmix/mmix.opt,
7837 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7838 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7839 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7840 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7843 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7845 * emit-rtl.c (reset_used_decls): Rename to...
7846 (set_used_decls): ...this. Set the used flag rather than clearing it.
7847 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7848 DECL_RTLs rather than resetting them.
7850 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7854 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7856 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7857 argument to find_reloads_address.
7859 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7861 PR tree-optimization/32919
7862 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7863 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7864 (coalesce_ssa_name): Call it.
7866 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7867 David Ung <davidu@mips.com>
7869 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7870 (__mips16_unorddf2, __mips16_floatunsidf): New.
7871 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7873 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7875 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7877 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7878 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7879 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7880 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7881 * omp-low.c (get_ws_args_for, determine_parallel_type,
7882 expand_omp_for_generic, expand_omp_for_static_nochunk,
7883 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7884 Work with more precise CFG.
7885 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7886 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7888 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7889 * gimple-low.c (lower_stmt): Ditto.
7890 * tree-inline.c (estimate_num_insns_1): Ditto.
7891 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7892 (OMP_SECTIONS_SWITCH): New.
7893 * tree-cfgcleanup.c (cleanup_omp_return): New.
7894 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7895 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7896 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7897 (tree_redirect_edge_and_branch): Handle omp constructs.
7899 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7900 with three arguments.
7902 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7904 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7907 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7909 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7910 the loop structures may need fixing.
7911 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7913 (cleanup_tree_cfg_loop): Removed.
7914 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7915 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7916 instead of running cleanup_tree_cfg_loop.
7917 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7918 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7919 (tree_predictive_commoning): Declaration changed.
7920 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7922 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7924 * doc/invoke.texi (l1-cache-size): Update documentation.
7925 (l2-cache-size): Document.
7926 * params.h (L2_CACHE_SIZE): New macro.
7927 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7928 that L1_CACHE_SIZE is in kB now.
7929 (L2_CACHE_SIZE_BYTES): New macro.
7930 (tree_ssa_prefetch_arrays): Show size in kB.
7931 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7932 and l2_cache_size fields.
7933 * config/i386/driver-i386.c (describe_cache): Detect cache size
7935 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7936 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7937 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7938 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7939 (override_options): Set l1-cache-size and l2-cache-size to default
7940 values if not specified otherwise.
7941 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7942 (PARAM_L2_CACHE_SIZE): New.
7944 2007-08-01 Nigel Stephens <nigel@mips.com>
7945 David Ung <davidu@mips.com>
7946 Thiemo Seufer <ths@mips.com>
7947 Chris Dearman <chris@mips.com>
7948 Richard Sandiford <richard@codesourcery.com>
7950 * config.gcc (mips*-sde-elf*): New stanza.
7951 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7952 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7953 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7954 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7955 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7956 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7958 * config/mips/sde.h: New file.
7959 * config/mips/t-libgcc-mips16: Likewise.
7960 * config/mips/t-sde: Likewise.
7961 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7962 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7963 _MIPS_FPSET and _MIPS_SZINT.
7964 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7965 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7966 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7967 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7968 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7969 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7970 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7971 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7972 _MIPS_SZPTR and _MIPS_FPSET.
7973 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7974 architecture is specified.
7975 (MIPS_32BIT_OPTION_SPEC): New macro.
7977 2007-07-31 Dan Hipschman <dsh@google.com>
7979 * gcc.c (end_going_arg): New function.
7980 (do_spec_2): Use it.
7981 (do_spec_1): Use it.
7983 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7985 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7986 only if ENABLE_CHECKING is defined.
7988 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7990 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7991 df_ru_add_problem, df_ru_get_bb_info): Removed.
7992 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7993 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7994 df_ru_free_bb_info, df_ru_alloc,
7995 df_ru_bb_local_compute_process_def,
7996 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7997 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7998 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7999 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8000 df_ru_add_problem): Removed.
8002 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8005 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8006 (casesi32p, casesi64p): Likewise.
8007 (casesi): Adjust for above.
8009 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8011 * mode-switching.c (create_pre_exit): Don't search past calls.
8013 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8015 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8017 2007-07-31 Revital Eres <eres@il.ibm.com>
8019 * ddg.c (add_deps_for_def): Rename to...
8020 (add_cross_iteration_register_deps): This. Change implementation
8021 to use only reaching def and def-use chains to construct the
8022 inter loop dependencies.
8023 (add_deps_for_use): Remove function.
8024 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8025 function to build the inter loop dependencies.
8026 * modulo-sched.c (sms_schedule): Build only
8027 reaching def and def-use chains for the propose of the ddg
8030 2007-07-31 Julian Brown <julian@codesourcery.com>
8032 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8033 New define_insns. Use correct RTL.
8034 (vec_set<mode>): Write as expander.
8036 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8038 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8039 to an unallocated space.
8041 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8044 (split_constant_offset): Enable split_constant_offset to extract
8045 constants from other statements.
8046 * tree-vect-transform.c
8047 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8048 to a temp var. Force base_offset to be simple.
8050 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8052 * df-scan.c (df_scan_verify): Remove artificial limit on
8053 the number of blocks for verification.
8054 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8055 df_simulate_defs): Avoid unnecessary insn checking for defs.
8057 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8059 * config/m68k/lb1sf68.asm (FUNC): New macro.
8061 (__udivsi3): Likewise.
8062 (__divsi3): Likewise.
8063 (__umodsi3): Likewise.
8064 (__modsi3): Likewise.
8065 (__subdf3): Likewise.
8066 (__adddf3): Likewise.
8067 (__muldf3): Likewise.
8068 (__divdf3): Likewise.
8069 (__negdf2): Likewise.
8070 (__cmpdf2): Likewise.
8071 (__subsf3): Likewise.
8072 (__addsf3): Likewise.
8073 (__mulsf3): Likewise.
8074 (__divsf3): Likewise.
8075 (__negsf2): Likewise.
8076 (__cmpsf2): Likewise.
8077 (__eqdf2): Likewise.
8078 (__nedf2): Likewise.
8079 (__gtdf2): Likewise.
8080 (__gedf2): Likewise.
8081 (__ltdf2): Likewise.
8082 (__ledf2): Likewise.
8083 (__eqsf2): Likewise.
8084 (__nesf2): Likewise.
8085 (__gtsf2): Likewise.
8086 (__gesf2): Likewise.
8087 (__ltsf2): Likewise.
8088 (__lesf2): Likewise.
8090 2007-07-30 Ollie Wild <aaw@google.com>
8092 * c-ppoutput.c (print_lines_directives_only): New function.
8093 (scan_translation_unit_directives_only): New function.
8094 (preprocess_file): Add call to scan_translation_unit_directives_only.
8095 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8096 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8097 -fdirectives-only. Add errors for -fdirectives-only conflict with
8098 -Wunused-macros and -traditional.
8099 (finish_options): Add builtin macro initialization for
8100 -fdirectives-only + -fpreprocessed.
8101 * c.opt (fdirectives-only): New.
8102 * doc/cppopts.texi (fdirectives-only): New.
8104 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8106 * alias.c (record_set, memory_modified_1): Constify.
8107 * bt-load.c (note_btr_set): Likewise.
8108 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8109 * combine.c (set_nonzero_bits_and_sign_copies,
8110 expand_field_assignment, record_dead_and_set_regs_1,
8111 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8112 likely_spilled_retval_1): Likewise.
8113 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8114 frv_io_handle_set): Likewise.
8115 * config/mips/mips.c (mips_sim_record_set,
8116 vr4130_true_reg_dependence_p_1): Likewise.
8117 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8118 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8119 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8120 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8121 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8122 * ddg.c (mark_mem_store): Likewise.
8123 * df-problems.c (df_urec_mark_reg_change): Likewise.
8124 * function.c (update_epilogue_consts): Likewise.
8125 * gcse.c (record_set_info, record_last_set_info,
8126 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8127 reg_clear_last_set): Likewise.
8128 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8130 * jump.c (reversed_comparison_code_parts): Likewise.
8131 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8132 reg_is_set): Likewise.
8133 * loop-iv.c (mark_altered): Likewise.
8134 * mode-switching.c (reg_becomes_live): Likewise.
8135 * optabs.c (no_conflict_move_test): Likewise.
8136 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8138 * postreload.c (reload_combine_note_store, move2add_note_store):
8140 * regmove.c (flags_set_1): Likewise.
8141 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8143 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8145 * resource.c (update_live_status): Likewise.
8146 * rtl.h (set_of, note_stores): Likewise.
8147 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8148 note_stores, parms_set): Likewise.
8149 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8150 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8152 * var-tracking.c (count_stores, add_stores): Likewise.
8154 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * alias.c (mems_in_disjoint_alias_sets_p,
8157 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8158 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8159 write_dependence_p, mems_in_disjoint_alias_sets_p,
8160 read_dependence, true_dependence, canon_true_dependence,
8161 anti_dependence, output_dependence): Constify.
8162 * combine.c (extended_count): Likewise.
8163 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8164 * cselib.c (get_value_hash, references_value_p,
8165 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8166 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8167 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8168 * function.c (contains, prologue_epilogue_contains,
8169 sibcall_epilogue_contains): Likewise.
8170 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8171 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8172 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8173 reg_or_subregno): Likewise.
8174 * recog.c (asm_noperands): Likewise.
8175 * reload1.c (function_invariant_p): Likewise.
8176 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8177 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8178 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8179 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8180 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8181 extended_count, prologue_epilogue_contains,
8182 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8183 canon_true_dependence, read_dependence, anti_dependence,
8184 output_dependence): Likewise.
8185 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8187 2007-07-30 Julian Brown <julian@codesourcery.com>
8189 * config/arm/neon.md (V_ext): New mode attribute.
8190 (neon_vget_lane<mode>): Replace with define_expand.
8191 (neon_vget_lane<mode>_sext_internal)
8192 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8193 and quad precision vectors.
8194 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8195 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8196 have typeless 32-bit result.
8198 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8201 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8203 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8204 use sizetype for rest.
8205 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8206 (aff_combination_convert): Don't convert rest for pointer types.
8208 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8210 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8212 * tree-ssa-alias.c: Add alloc-pool.h.
8213 (init_alias_info): Free alias_bitmap_obstack.
8214 (delete_alias_info): Call delete_mem_ref_stats.
8215 (get_mem_sym_stats_for): Use alloc_pool.
8216 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8217 (delete_mem_sym_stats): Removed.
8219 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8221 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8222 functions cannot be represented as classical distance vectors.
8224 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8226 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8227 * builtins.c (validate_arg, builtin_mathfn_code,
8228 validate_arglist): Likewise.
8229 * calls.c (call_expr_flags): Likewise.
8230 * combine.c (reg_nonzero_bits_for_combine,
8231 reg_num_sign_bit_copies_for_combine, get_last_value,
8232 reg_truncated_to_mode): Likewise.
8233 * emit-rtl.c (subreg_lowpart_p): Likewise.
8234 * expr.c (highest_pow2_factor_for_target,
8235 categorize_ctor_elements_1, categorize_ctor_elements,
8236 count_type_elements, contains_packed_reference,
8237 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8238 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8239 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8240 native_encode_int, native_encode_real, native_encode_complex,
8241 native_encode_vector, native_encode_expr, native_interpret_int,
8242 native_interpret_real, native_interpret_complex,
8243 native_interpret_vector, native_interpret_expr): Likewise.
8244 * function.c (use_register_for_decl): Likewise.
8245 * gimplify.c (get_name): Likewise.
8246 * langhooks-def.h (lhd_return_null_const_tree): New.
8247 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8248 * langhooks.c (lhd_return_null_const_tree): New.
8249 * langhooks.h (lang_get_callee_fndecl): Constify.
8250 * output.h (constructor_static_from_elts_p): Likewise.
8251 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8252 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8253 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8254 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8255 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8256 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8257 * rtlhooks-def.h (reg_nonzero_bits_general,
8258 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8260 * rtlhooks.c (reg_num_sign_bit_copies_general,
8261 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8263 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8264 * stor-layout.c (mode_for_size_tree): Likewise.
8265 * tree-ssa-loop-im.c (memref_eq): Likewise.
8266 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8267 * tree.c (contains_placeholder_p, type_list_equal,
8268 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8270 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8271 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8272 contains_placeholder_p, contains_packed_reference,
8273 get_callee_fndecl, operand_equal_for_phi_arg_p,
8274 warn_if_unused_value, is_body_block, native_encode_expr,
8275 native_interpret_expr, fold_convertible_p, operand_equal_p,
8276 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8277 validate_arglist, simple_cst_equal, type_list_equal,
8278 use_register_for_decl, call_expr_flags, get_name,
8279 highest_pow2_factor): Likewise.
8280 (const_call_expr_arg_iterator_d,
8281 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8282 first_const_call_expr_arg, more_const_call_expr_args_p,
8283 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8284 * varasm.c (constructor_static_from_elts_p): Constify.
8286 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8288 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8289 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8290 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8291 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8292 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8293 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8294 spelling conventions.
8295 * doc/invoke.texi: Follow spelling conventions.
8297 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8298 Revital Eres <eres@il.ibm.com>
8300 * modulo-sched.c (sms_schedule): Avoid loops which includes
8301 auto-increment instructions.
8303 2007-07-28 Richard Guenther <rguenther@suse.de>
8306 * fold-const.c (fold_cond_expr_with_comparison): Convert
8307 operand zero of MIN/MAX_EXPR to correct type.
8309 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8311 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8312 flags_from_decl_or_type): Constify.
8313 * gcc.c (do_spec_1): Likewise.
8314 * print-tree.c (dump_addr, print_node_brief): Likewise.
8315 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8316 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8317 tree_purge_all_dead_eh_edges): Likewise.
8318 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8319 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8321 * tree.c (expr_location, expr_has_location, expr_locus,
8322 expr_filename, expr_lineno, get_inner_array_type,
8323 fields_compatible_p): Likewise.
8324 * tree.h (get_inner_array_type, fields_compatible_p,
8325 expr_location, expr_has_location, expr_locus, expr_filename,
8326 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8327 setjmp_call_p, alloca_call_p): Likewise.
8329 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8331 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8332 TV_FLOW_INSENSITIVE.
8334 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8336 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8337 (compute_flow_insensitive_aliasing): Ditto for
8338 TV_FLOW_INSENSITIVE.
8340 2007-07-27 Jan Hubicka <jh@suse.cz>
8342 * config/i386/i386.c (register_move_cost): Remove accidentally
8343 comitted #if 0 block.
8345 * attribs.c: Include hashtab.h
8346 (attribute_hash): New.
8347 (substring): New structure.
8348 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8350 (init_attributes): Initialize attribute hash.
8351 (decl_attributes): Use attribute hash.
8352 * Makefile.in (attribs.c): Depend on hashtab.h.
8354 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8356 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8358 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8360 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8361 __mips_dspr2 and __mips_dsp_rev macros.
8362 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8364 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8366 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8368 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8372 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8373 and the updating of the live and do_not_gen sets.
8374 (df_note_bb_compute): Added updating of live and do_not_gen sets
8375 for regular defs so that the case of clobber inside conditional
8376 call is processed correctly.
8378 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8380 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8381 operands with compatible type.
8383 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8385 * expr.h (store_bit_field): Don't return a value.
8386 * expmed.c (check_predicate_volatile_ok): New function.
8387 (store_bit_field_1): New function, extracted from store_bit_field.
8388 Take a fallback_p argument and return true if the operation succeeded.
8389 Only use store_fixed_bit_field if fallback_p. Don't recompute
8390 mode_for_extraction; use op_mode instead. Try forcing memories
8391 into registers if the insv expander fails.
8392 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8393 Don't return a value.
8394 (convert_extracted_bit_field): New function, extracted from
8396 (extract_bit_field_1): Likewise. Take a fallback_p argument
8397 and return NULL if the operation succeeded. Only use
8398 extract_fixed_bit_field if fallback_p. Only calculate one
8399 extraction mode. Combine code for extv and extzv. Try forcing
8400 memories into registers if the ext(z)v expander fails.
8401 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8403 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8405 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8407 (df_ref): Likewise. Put regno with other integer fields.
8409 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8411 * df.h (df_mw_hardreg): Remove "loc" field.
8412 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8414 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8415 split out from df_set_unused_notes_for_mw. Return false for
8416 partial references. Assert that mw_reg is a REG when returning true.
8417 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8418 (df_whole_mw_reg_dead_p): New function, split out from
8419 df_set_dead_notes_for_mw. Return false for partial references.
8420 Assert that mw_reg is a REG when returning true.
8421 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8422 Remove redundant bitmap check.
8424 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8426 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8427 ($(T)crtend.o): Likwise.
8428 ($(T)crtbeginS.o): Likwise.
8429 ($(T)crtendS.o): Likwise.
8430 ($(T)crtfastmath.o): Likwise.
8432 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8434 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8435 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8436 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8437 and x_n_bbs_in_dom_tree fields.
8439 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8441 PR tree-optimization/32087
8442 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8443 Do not call scale_bbs_frequencies_int with prob of zero.
8445 2007-07-26 Julian Brown <julian@codesourcery.com>
8447 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8448 (neon_element_bits): Add prototypes.
8449 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8450 (neon_const_bounds, neon_element_bits): New functions.
8451 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8452 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8453 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8454 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8455 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8456 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8457 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8458 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8459 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8460 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8461 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8462 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8463 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8465 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8467 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8468 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8470 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8471 Julian Brown <julian@codesourcery.com>
8473 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8474 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8475 * config/arm/cortex-a8.md: New.
8476 * config/arm/cortex-a8-neon.md: New.
8477 * config/arm/neon-schedgen.ml: New.
8478 * config/arm/neon.md (vqh_mnem): New.
8480 (Is_float_mode): New.
8481 (Scalar_mul_8_16): New.
8483 (V_mode_nunits): New.
8484 (All instruction patterns): Annotate with neon_type attribute
8486 * config/arm/arm.md: Include cortex-a8.md.
8487 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8489 Annotate instruction patterns accordingly.
8490 (generic_sched): Do not use generic scheduling for Cortex-A8.
8491 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8493 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8495 * fold-const.c (fold_read_from_constant_string): Use
8497 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8499 2007-07-26 Nick Clifton <nickc@redhat.com>
8501 * tree-ssa-operands.h: Change copyright header to refer to version
8502 3 of the GNU General Public License and to point readers at the
8503 COPYING3 file and the FSF's license web page.
8504 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8505 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8506 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8507 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8508 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8509 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8510 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8511 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8512 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8513 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8514 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8515 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8516 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8517 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8518 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8519 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8520 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8521 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8522 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8523 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8524 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8525 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8526 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8527 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8528 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8529 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8530 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8531 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8532 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8533 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8534 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8535 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8536 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8537 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8538 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8539 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8540 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8541 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8542 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8543 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8544 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8545 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8546 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8547 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8548 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8549 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8550 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8551 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8552 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8553 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8554 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8555 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8556 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8557 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8558 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8559 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8560 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8561 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8562 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8563 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8564 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8565 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8566 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8567 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8568 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8569 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8570 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8571 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8572 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8573 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8574 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8575 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8576 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8577 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8578 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8579 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8580 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8581 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8582 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8583 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8584 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8585 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8586 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8587 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8588 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8589 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8590 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8591 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8592 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8593 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8594 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8595 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8596 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8597 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8598 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8599 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8600 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8601 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8602 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8603 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8604 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8605 convert.c, convert.h, langhooks-def.h, reload1.c,
8606 tree-ssa-operands.c: Likewise.
8608 2007-07-26 Jan Hubicka <jh@suse.cz>
8610 * tree-ssa-live.c: Include debug.h and flags.h.
8611 (mark_scope_block_unused): New function.
8612 (remove_unused_scope_block_p): New function.
8613 (remove_unused_locals): Remove unused blocks too.
8615 2007-07-25 Ian Lance Taylor <iant@google.com>
8617 * combine.c (combine_max_regno): Remove. Remove all uses.
8618 (struct reg_stat_struct): Rename from struct reg_stat.
8619 (reg_stat_type): Define, and declare VECs.
8620 (reg_stat): Change from pointer to VEC. Change all uses.
8621 (combine_split_insns): New static function.
8622 (try_combine, find_split_point): Call it instead of split_insns.
8624 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8626 * cfghooks.c (split_block): Fix the information about loop latch.
8628 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8630 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8632 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8634 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8635 Scan the new edge for loop exit info.
8637 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8639 * config/darwin.c: Include debug.h.
8641 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8644 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8646 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8648 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8649 (HARD_REGNO_MODE_OK): Ditto.
8650 (MODES_TIEABLE_P): Ditto.
8651 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8652 (CLASS_MAX_NREGS): Ditto.
8653 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8654 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8655 (divdf3_internal_thr): Removed.
8656 * config/ia64/div.md: New file.
8657 * config/ia64/constraints.md: Add H constraint.
8659 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8661 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8662 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8663 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8664 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8665 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8666 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8667 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8668 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8669 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8670 dump_sbitmap_file, debug_sbitmap, popcount_table,
8671 sbitmap_popcount): Constify.
8672 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8673 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8674 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8675 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8676 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8677 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8678 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8679 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8680 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8681 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8682 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8684 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8686 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8687 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8688 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8689 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8690 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8691 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8692 bitmap_intersect_p, bitmap_intersect_compl_p,
8693 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8694 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8696 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8697 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8698 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8699 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8700 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8701 debug_bitmap, debug_bitmap_file, bitmap_print,
8702 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8703 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8705 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8707 * config/darwin.c (darwin_override_options): Additional fix for
8708 debug info formats that don't support var tracking.
8710 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8712 * cselib.c (entry_and_rtx_equal_p): Constify.
8713 * gengtype.c (output_mangled_typename, write_types, write_local):
8715 * gengtype.h (const_type_p): New.
8716 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8718 * tlink.c (scan_linker_output): De-constify.
8719 * tree-ssa-loop-im.c (memref_eq): Constify.
8720 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8721 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8723 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8725 * c-common.c (fname_as_string, c_type_hash): Constify.
8726 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8727 * cgraph.c (edge_hash, edge_eq): Likewise.
8728 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8729 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8730 reg_attrs_htab_eq): Likewise.
8731 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8733 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8734 const_decl_t, const_state_t, const_automata_list_el_t): New.
8735 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8736 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8737 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8738 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8739 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8740 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8741 compare_max_occ_cycle_nums, out_state_arcs_num,
8742 compare_transition_els_num, units_cmp, state_reservs_cmp):
8744 * genmodes.c (cmp_modes): Likewise.
8745 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8746 * gimplify.c (compare_case_labels): Likewise.
8747 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8748 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8749 * matrix-reorg.c (mtt_info_hash): Likewise.
8750 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8751 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8752 (htab_hash_bucket, htab_hash_elem): Constify.
8753 * tree-browser.c (TB_parent_eq): Likewise.
8754 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8755 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8756 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8757 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8759 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8760 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8761 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8762 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8763 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8765 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8766 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8767 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8768 * tree-ssa-threadupdate.c (redirection_data_hash,
8769 redirection_data_eq): Likewise.
8770 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8771 * tree-ssa.c (var_ann_eq): Likewise.
8772 * tree-vrp.c (compare_case_labels): Likewise.
8773 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8774 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8775 tree_not_check_failed, tree_class_check_failed,
8776 tree_range_check_failed, tree_not_class_check_failed,
8777 omp_clause_check_failed, omp_clause_range_check_failed,
8778 tree_contains_struct_check_failed, tree_operand_check_failed):
8780 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8781 tree_not_check_failed, tree_class_check_failed,
8782 tree_range_check_failed, tree_not_class_check_failed,
8783 tree_operand_check_failed, omp_clause_operand_check_failed,
8784 tree_operand_length): Likewise.
8785 * var-tracking.c (const_variable): New.
8786 (variable_htab_hash, variable_htab_eq): Constify.
8787 * varasm.c (const_desc_hash): Likewise.
8789 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8791 * expr.c (handled_component_p): Constify.
8792 * fold-const.c (fit_double_type): Likewise.
8793 * real.h (real_value_from_int_cst): Likewise.
8794 * tree-flow-inline.h (gimple_in_ssa_p,
8795 gimple_aliases_computed_p, gimple_addressable_vars,
8796 gimple_call_clobbered_vars, gimple_referenced_vars,
8797 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8798 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8799 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8800 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8801 is_label_stmt, is_global_var, phi_ssa_name_p,
8802 factoring_name_p, is_call_clobbered, tree_common_ann,
8803 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8804 unmodifiable_var_p, array_ref_contains_indirect_ref,
8805 ref_contains_array_ref, lookup_subvars_for_var,
8806 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8807 gimple_mem_ref_stats): Likewise.
8808 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8809 may_aliases, is_exec_stmt, is_label_stmt,
8810 ref_contains_array_ref, array_ref_contains_indirect_ref,
8811 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8812 unmodifiable_var_p): Likewise.
8813 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8814 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8815 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8816 cst_and_fits_in_hwi, real_value_from_int_cst,
8817 build_real_from_int_cst, integer_zerop, integer_onep,
8818 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8819 tree_floor_log2, real_zerop, real_onep, real_twop,
8820 real_minus_onep, really_constant_p, purpose_member, chain_member,
8821 list_length, fields_length, int_size_in_bytes, bit_position,
8822 int_bit_position, byte_position, int_byte_position, expr_align,
8823 array_type_nelts, tree_node_structure,
8824 type_contains_placeholder_1, iterative_hash_pointer,
8825 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8826 tree_map_base_eq, type_hash_list, type_hash_eq,
8827 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8828 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8829 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8830 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8831 int_fits_type_p, get_containing_scope, decl_function_context,
8832 decl_type_context, omp_clause_operand_check_failed,
8833 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8834 * tree.h (omp_clause_operand_check_failed, tree_size,
8835 build_real_from_int_cst, array_type_nelts, purpose_member,
8836 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8837 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8838 is_attribute_p, check_qualified_type, expr_align,
8839 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8840 int_byte_position, list_length, fields_length, initializer_zerop,
8841 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8842 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8843 tree_node_structure, handled_component_p, get_containing_scope,
8844 decl_function_context, decl_type_context, real_zerop,
8845 type_num_arguments, fit_double_type, really_constant_p,
8846 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8847 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8848 real_twop, real_minus_onep, int_cst_value): Likewise.
8850 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8852 * cfglayout.c (insn_scope, insn_line): Constify.
8853 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8854 const_double_htab_hash, const_double_htab_eq,
8855 mem_attrs_htab_hash): Likewise.
8856 * loop-iv.c (biv_eq): Likewise.
8857 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8858 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8859 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8861 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8862 error_for_asm, warning_for_asm, _fatal_insn,
8863 _fatal_insn_not_found): Likewise.
8864 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8865 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8866 rtl_check_failed_type2, rtl_check_failed_code1,
8867 rtl_check_failed_code2, rtl_check_failed_code_mode,
8868 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8869 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8870 rtl_check_failed_type2, rtl_check_failed_code1,
8871 rtl_check_failed_code2, rtl_check_failed_code_mode,
8872 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8873 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8874 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8875 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8876 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8877 rtx_unstable_p, get_integer_term, get_related_value,
8878 offset_within_block_p, reg_mentioned_p, count_occurrences,
8879 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8880 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8881 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8882 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8883 find_constant_src, find_reg_fusage, find_regno_fusage,
8884 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8885 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8886 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8887 computed_jump_p, auto_inc_p, in_expr_list_p,
8888 remove_node_from_expr_list, loc_mentioned_in_p,
8889 label_is_jump_target_p, reversed_comparison_code_parts,
8890 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8891 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8892 print_inline_rtx): Likewise.
8893 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8894 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8895 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8896 get_integer_term, get_related_value, offset_within_block_p,
8897 count_occurrences, reg_mentioned_p, no_labels_between_p,
8898 reg_used_between_p, reg_referenced_p, single_set_2,
8899 multiple_sets, set_noop_p, refers_to_regno_p,
8900 reg_overlap_mentioned_p, dead_or_set_p,
8901 covers_regno_no_parallel_p, covers_regno_p,
8902 dead_or_set_regno_p, find_reg_note, find_regno_note,
8903 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8904 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8905 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8906 side_effects_p, may_trap_p_1, may_trap_p,
8907 may_trap_after_code_motion_p, may_trap_or_fault_p,
8908 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8909 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8910 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8911 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8912 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8914 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8915 warning_for_asm): Likewise.
8916 * tree.h (print_rtl): Likewise.
8917 * varasm.c (get_pool_mode): Likewise.
8919 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8921 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8922 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8923 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8924 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8925 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8926 * ddg.c (compare_sccs): Likewise.
8927 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8928 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8929 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8930 decimal_do_fix_trunc, decimal_real_to_integer,
8931 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8932 * dse.c (const_group_info_t): New.
8933 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8934 * dwarf2out.c (const_dw_die_ref): New.
8935 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8936 * tree-browser.c (TB_parent_eq): Likewise.
8937 * unwind-dw2-fde.c (__register_frame_info_bases,
8938 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8939 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8941 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8942 * unwind-dw2.c (uw_frame_state_for): Likewise.
8943 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8944 * value-prof.h (const_histogram_value): New.
8946 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8948 * config/mips/mips.c (machine_function): Add
8949 initialized_mips16_gp_pseudo_p.
8950 (mips16_gp_pseudo_reg): Do not emit the initialization of
8951 mips16_gp_pseudo_rtx when being called from the gimple cost-
8952 calculation routines; emit it on the first use outside those
8955 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8957 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8960 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8961 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8962 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8963 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8964 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8965 Preserve const-ness of parameters through use of __typeof(),
8966 also constify and tidy.
8968 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8969 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8970 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8971 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8972 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8973 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8974 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8975 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8976 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8978 2007-07-25 Julian Brown <julian@codesourcery.com>
8979 Mark Shinwell <shinwell@codesourcery.com>
8981 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8982 (alpha_mangle_type): This.
8983 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8984 (TARGET_MANGLE_TYPE): Define this instead.
8985 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8986 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8987 (arm_init_neon_builtins): Fix comment.
8988 (arm_mangle_map_entry): New.
8989 (arm_mangle_map): New.
8990 (arm_mangle_type): New.
8991 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8992 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8993 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8994 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8995 (TARGET_MANGLE_TYPE): Define this instead.
8996 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8997 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8998 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8999 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9000 (TARGET_MANGLE_TYPE): Define this instead.
9001 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9003 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9004 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9005 (TARGET_MANGLE_TYPE): Define this instead.
9006 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9007 (s390_mangle_type): This.
9008 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9009 (TARGET_MANGLE_TYPE): Define this instead.
9010 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9011 (sparc_mangle_type): This.
9012 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9013 (TARGET_MANGLE_TYPE): Define this instead.
9014 * cp/mangle.c (write_type): Call mangle_type target hook on all
9015 types before mangling. Use original type, not main variant, as
9017 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9018 (TARGET_MANGLE_TYPE): This.
9019 * target.h (gcc_target): Rename mangle_fundamental_type to
9021 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9022 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9024 2007-07-25 Julian Brown <julian@codesourcery.com>
9025 Paul Brook <paul@codesourcery.com>
9026 Joseph Myers <joseph@codesourcery.com>
9027 Mark Shinwell <shinwell@codesourcery.com>
9029 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9030 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9031 (with_fpu): Allow --with-fpu=neon.
9032 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9033 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9034 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9035 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9036 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9037 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9038 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9039 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9040 (output_move_neon): Add prototypes.
9041 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9042 (all_fpus): Add FPUTYPE_NEON.
9043 (fp_model_for_fpu): Add NEON field.
9044 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9045 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9047 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9049 (thumb2_legitimate_address_p): Likewise.
9050 (neon_valid_immediate): Recognize and prepare constants suitable for
9052 (neon_immediate_valid_for_move): New function. Recognize and prepare
9053 immediates for NEON move instructions.
9054 (neon_immediate_valid_for_logic): New function. Recognize and
9055 prepare immediates for NEON logic instructions.
9056 (neon_output_logic_immediate): New function. Create asm string
9057 suitable for outputting immediate logic instructions.
9058 (neon_pairwise_reduce): New function. Implement reduction using
9059 pairwise operations.
9060 (neon_expand_vector_init): New function. Expand a (possibly
9061 non-constant) vector initialization.
9062 (neon_vector_mem_operand): New function. Memory operands supported
9063 for quad-word loads/stores to/from ARM or NEON registers. Don't
9064 allow base+offset addressing for core regs.
9065 (neon_struct_mem_operand): New function. Valid mems for NEON
9067 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9068 from neon_vector_mem_operand addresses without a secondary register.
9069 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9070 (add_minipool_backward_ref): Likewise.
9071 (dump_minipool): Likewise.
9072 (push_minipool_fix): Likewise.
9073 (output_move_quad): New function. Output quad-word moves, loads and
9074 stores using ARM registers.
9075 (output_move_vfp): Add support for vectors in VFP (NEON) D
9077 (output_move_neon): Output a NEON load/store to/from a quadword
9079 (arm_print_operand): Implement new codes:
9080 - 'c' for unadorned integers (without a # sign).
9081 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9083 - 'e', 'f' for the low and high D parts of a NEON Q register.
9084 - 'q' outputs a NEON Q register.
9085 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9086 - 'T' prints NEON opcode features from a coded bitmask.
9087 - 'F' is similar to T, but signed/unsigned codes both print as
9089 - 't' is similar to T, but 'u' is printed instead of 'p'.
9090 - 'O' prints 'r' if NEON instruction should perform rounding (as
9091 specified by bitmask), else prints nothing.
9092 - '#' is a punctuation character to stop operand numbers from
9093 running together with following digits in the assembler
9094 strings for instructions (when using mode attributes).
9095 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9096 constant vectors in big-endian mode, where necessary.
9097 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9098 Handle EI, OI, CI, XI modes.
9099 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9100 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9101 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9102 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9103 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9105 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9106 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9107 to turn v8qi, etc. into bits defined above.
9108 (neon_itype): New enumeration. Classifications of NEON builtins.
9109 (neon_builtin_datum): Define struct. Contains information about
9110 a single builtin (with multiple modes).
9111 (CF): Define helper macro for...
9112 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9114 (neon_builtin_data): New array. Define information about builtins
9115 for use during initialization/expansion.
9116 (arm_init_neon_builtins): New function.
9117 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9119 (neon_builtin_compare): New function.
9120 (locate_neon_builtin_icode): New function. Find an insn code for a
9121 builtin given a function code for that builtin. Also return type of
9122 builtin (NEON_BINOP, NEON_UNOP etc.).
9123 (builtin_arg): New enumeration. Types of arguments for builtins.
9124 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9125 Takes a variable argument list of builtin_arg types, terminated by
9127 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9128 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9129 (neon_emit_pair_result_insn): New function. Support returning pairs
9130 of vectors via a pointer.
9131 (neon_disambiguate_copy): New function. Set up operands for a
9132 multi-word copy such that registers do not get clobbered.
9133 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9134 ARM_BUILTIN_NEON_BASE.
9135 (arm_file_start): Set float-abi attribute for NEON.
9136 (arm_vector_mode_supported_p): Enable NEON vector modes.
9137 (arm_mangle_map_entry): New.
9138 (arm_mangle_map): New.
9139 (arm_mangle_vector_type): New.
9140 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9142 (TARGET_NEON): New macro. Target supports NEON.
9143 (fputype): Add FPUTYPE_NEON.
9144 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9145 for vectorization based on command-line arg.
9146 (NEON_REGNO_OK_FOR_NREGS): Define.
9147 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9148 (VALID_NEON_STRUCT_MODE): Define.
9149 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9150 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9151 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9152 (consttable_16): Add pattern for outputting 16-byte minipool
9154 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9156 (vec-common.md, neon.md): Include md files.
9157 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9158 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9159 (memory_constraint "Ut", "Un", "Us"): Define.
9160 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9161 (MMX_char): New mode attribute.
9162 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9163 (*add<mode>3_iwmmxt): New insn pattern.
9164 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9165 (*sub<mode>3_iwmmxt): New insn pattern.
9166 (mulv4hi3): Rename to...
9167 (*mulv4hi3_iwmmxt): This.
9168 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9169 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9170 (uminv4hi3, uminv2si3): Remove. Replace with...
9171 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9172 (*umin<mode>3_iwmmxt): These.
9173 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9174 (ashr<mode>3_iwmmxt): This new pattern.
9175 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9176 (lshr<mode>3_iwmmxt): This new pattern.
9177 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9178 (ashl<mode>3_iwmmxt): This new pattern.
9179 * config/arm/neon-docgen.ml: New file. Generate documentation for
9181 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9182 * config/arm/arm_neon.h: New (autogenerated).
9183 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9185 * config/arm/neon.md: New file. Define NEON instructions.
9186 * config/arm/neon.ml: New file. Abstract description of NEON
9187 instructions, used to generate arm_neon.h header, documentation and
9189 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9190 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9192 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9194 (ARM NEON Intrinsics): New subsection.
9195 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9197 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9199 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9202 2007-07-24 Jan Hubicka <jh@suse.cz>
9204 * regclass.c (move_table): New type.
9205 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9206 (init_move_cost): Break out from ...
9207 (init_reg_sets_1): ... here; simplify computation of
9208 have_regs-of_mode and contains_reg_of_mode.
9209 (record_reg_classes): Unswitch internal loops.
9210 (copy_cost): Trigger lazy initialization of move cost
9211 (record_address_regs): Likewise.
9213 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9215 * config/darwin.c (darwin_override_options): Don't force on
9216 flag_var_tracking_uninit when no debug info is requested.
9218 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9220 * cfgloop.c (init_loops_structure): New function.
9221 (flow_loops_find): Create root of the loop tree unconditionally.
9223 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9225 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9227 2007-07-24 Jan Hubicka <jh@suse.cz>
9229 * caller-save.c: Include ggc.h, gt-caller-save.h
9230 (reg_save_code, reg_restore_code): Rename to ...
9231 (cached_reg_save_code, cached_reg_restore_code): ... those.
9232 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9233 (reg_save_code, reg_restore_code): New functions.
9234 (init_caller_save): Do not intialize
9235 reg_save_code/reg_restore_code tables.
9236 * Makefile.in: (gt-caller-save.h): New.
9238 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9240 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9241 with the mode of the original operand instead of
9244 2007-07-23 Jan Hubicka <jH@suse.cz>
9246 * i386.c (ix86_secondary_memory_needed): Break out to...
9247 (inline_secondary_memory_needed): ... here.
9248 (ix86_memory_move_cost): Break out to ...
9249 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9250 maximum of input and output; fix handling of Q_REGS on 64bit.
9251 (ix86_secondary_memory_needed): Microoptimize.
9253 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9255 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9256 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9257 stmts_from_loop, known_dependences_p, build_rdg): New.
9258 * tree-data-ref.h: Depends on graphds.h.
9259 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9260 (build_rdg): Declared.
9261 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9263 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9265 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9268 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9269 Jakub Jelinek <jakub@redhat.com>
9271 PR middle-end/PR28690
9272 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9274 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9275 and MEM_POINTER operands over REG and MEM operands.
9276 (swap_commutative_operands_p): Change return value to bool.
9277 * rtl.h: Update the corresponding prototype.
9278 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9279 instead of gen_rtx_PLUS.
9280 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9281 value to bool. Change function arguments to rtx's and update code
9283 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9284 calls to match the new declaration.
9285 * simplify-rtx.c (simplify_associative_operation): Don't
9286 reorder simplify_binary_operation arguments.
9288 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9290 * config/mips/mips.c (override_options): Use mips_costs to derive
9291 the default branch cost.
9292 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9294 * config/mips/mips.opt (mbranch-cost=): New option.
9295 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9297 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9299 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9300 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9301 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9302 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9304 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9306 * config/mips/constraints.md (ks): New constraint.
9307 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9308 (*add<mode>3_mips16): ...here.
9310 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9312 * optabs.h (enum optab_index): Add new OTI_signbit.
9313 (signbit_optab): Define corresponding macro.
9314 (enum insn_code signbit_optab[]): Remove array.
9315 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9316 (expand_copysign_absneg): If back end provides signbit insn, use it
9317 instead of bit operations on floating point argument.
9318 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9319 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9320 for availability of signbit insn.
9322 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9323 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9324 SSE mode is not active.
9325 (isinf<mode>2): Disable for mfpmath=sse,387.
9327 2007-07-22 Ben Elliston <bje@au.ibm.com>
9329 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9331 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9333 2007-07-20 Richard Guenther <rguenther@suse.de>
9335 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9336 integral typed condition.
9337 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9338 booleanness. Only preserve conversions from a non-base
9339 type to a base type, not in general between types with
9340 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9341 * tree.def (COND_EXPR): Document that the condition
9342 can be of any integral type.
9344 2007-07-20 Nigel Stephens <nigel@mips.com>
9345 Richard Sandiford <richard@codesourcery.com>
9347 * config/mips/mips.h (mips_dwarf_regno): Declare.
9348 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9349 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9350 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9351 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9352 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9353 (REG_CLASS_NAMES): Update accordingly.
9354 * config/mips/mips.c (mips_dwarf_regno): New array.
9355 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9356 (mips_subword): Remove special handling for accumulator registers.
9357 (override_options): Initiailize mips_dwarf_regno. Remove use
9359 (mips_swap_registers): New function.
9360 (mips_conditional_register_usage): Swap accumulator registers
9361 around if TARGET_LITTLE_ENDIAN.
9362 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9363 * config/mips/constraints.md (h, l): Use the endianness to choose
9364 between MD0_REG and MD1_REG.
9365 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9366 alternative-dependent template.
9368 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9370 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9373 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9375 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9376 predecessor fallthru flags.
9378 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9380 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9381 of compare to the same type.
9382 * cfgloopmanip.c (add_loop): Update information about loop exits.
9383 (loop_version): Remove the innermost loop requirement.
9384 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9385 to sizetype for pointers.
9387 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9389 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9390 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9391 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9393 * config/dfp-bit.c: Empty for TFmode conversions.
9395 2007-07-18 Caroline Tice <ctice@apple.com>
9397 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9398 and handle them correctly; check that src is not NULL before
9400 (find_src_set_src): Likewise.
9402 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9404 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9405 (struct alignment_context, init_alignment_context): New.
9406 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9407 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9408 (XCHAL_HAVE_S32C1I): Likewise.
9409 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9410 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9411 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9412 (ATOMIC, HQI): New macros.
9413 (memory_barrier, *memory_barrier): New.
9414 (sync_lock_releasesi): New.
9415 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9416 (sync_lock_test_and_set<mode>): New.
9417 (sync_<atomic><mode>): New.
9418 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9419 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9420 (xtensa_expand_atomic): New.
9422 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9426 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9427 transformation for builtin ISNORMAL.
9428 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9429 * builtins.def (BUILT_IN_ISNORMAL): New.
9430 * doc/extend.texi: Document isnormal.
9432 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9436 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9437 optabs infrastructure. Provide generic implementation for
9439 (expand_builtin): Handle FINITE/ISFINITE.
9440 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9441 (fold_builtin_1): Likewise.
9443 * builtins.def (BUILT_IN_ISFINITE): New.
9445 * doc/extend.texi: Document isfinite.
9447 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9452 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9453 generic fallback for isinf.
9454 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9455 calculation code ...
9456 * real.c (get_max_float): ... to here.
9457 * real.h (get_max_float): New.
9459 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9463 * builtin-attrs.def (ATTR_TYPEGENERIC,
9464 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9466 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9467 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9468 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9469 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9471 * c-common.c (handle_type_generic_attribute): New.
9472 (c_common_attribute_table): Add "type generic".
9474 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9476 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9478 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9479 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9482 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9485 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9486 checking that the operand is an expression.
9488 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9489 Danny Smith <dannysmith@users.sourceforge.net>
9492 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9493 file mapping object in local namespace if Windows version later
9496 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9498 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9499 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9500 arm_cannot_force_const_mem.
9501 (arm_cannot_force_const_mem): New function.
9502 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9503 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9504 of arm_tls_referenced_p.
9505 * config/arm/arm.md (movsi): Split out-of-section constants when
9506 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9507 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9509 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9511 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9513 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9515 * config/mips/mips.md (*extendqihi2): Convert the destination
9518 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9520 * config/pa/fptr.c: Update license header.
9521 * config/pa/milli64.S: Likewise.
9523 2007-07-17 Nick Clifton <nickc@redhat.com>
9525 * COPYING_v3: New file. Contains version 3 of the GNU General
9527 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9528 Lesser General Public License.
9529 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9530 the GNU General Public License.
9532 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9534 PR rtl-optimization/32773
9535 * cfglayout.c (force_one_exit_fallthru): New function.
9536 (cfg_layout_finalize): Use it.
9538 2007-07-16 Richard Guenther <rguenther@suse.de>
9539 Uros Bizjak <ubizjak@gmail.com>
9541 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9542 before forcing it to gimple operand.
9544 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9545 David Ung <davidu@mips.com>
9547 * config/mips/mips.h (TUNE_24K): Define.
9548 (TUNE_MACC_CHAINS): Add TUNE_24K.
9549 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9551 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9552 (r74k_int_madd): .. this new reservation.
9553 (define_bypass): Fixed bypasses for r74k_int_madd to use
9555 * config/mips/24k.md (define_bypass): Define new
9556 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9558 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9559 Nigel Stephens <nigel@mips.com>
9561 * config/mips/mips.md: Include 20kc.md.
9562 * config/mips/20kc.md: New file.
9563 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9564 (mips_adjust_cost): Tweak for 20Kc.
9565 (mips_issue_rate): Likewise.
9566 * config/mips/mips.h (TUNE_20KC): Define.
9568 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9570 * config/rs6000/rs6000.c (struct processor_cost): Add
9571 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9573 (*_cost): Add cache information.
9574 (rs6000_override_options): Set cache parameters.
9576 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9579 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9580 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9582 2007-07-16 Paul Brook <paul@codesourcery.com>
9585 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9586 (cirrus_thumb2_movsi_insn): Ditto.
9588 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9590 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9593 2007-07-15 Andrew Haley <aph@redhat.com>
9595 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9596 before looking in the context.
9598 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9602 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9603 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9604 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9605 (pa_output_function_prologue): Use rp_saved and
9606 current_function_is_leaf to generate .CALLINFO statement.
9607 (hppa_expand_prologue): Set rp_saved.
9608 (hppa_expand_epilogue): Use rp_saved.
9609 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9610 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9612 2007-07-14 Dirk Mueller <dmueller@suse.de>
9614 * omega.c (coalesce): Fix memory leak on early exit.
9615 * matrix-reorg.c (check_allocation_function): Likewise.
9616 * tree-vect-transform.c (vect_get_new_vect_var): free result
9618 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9619 pass pointer to edge vector
9620 (partition_hot_cold_basic_blocks): Fix memory leak.
9621 * collect2.c (prefix_from_string): Free temporary storage.
9622 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9624 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9626 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9627 (DO_GLOBAL_DTORS_BODY): Likewise.
9629 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9630 Nigel Stephens <nigel@mips.com>
9632 * config/mips/mips.c (mips_classify_symbol): Don't return
9633 SYMBOL_SMALL_DATA for constant pool addresses if
9634 TARGET_EMBEDDED_DATA is true.
9636 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9638 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9639 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9640 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9641 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9642 __builtin_ia32_storehps, __builtin_ia32_storelps,
9643 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9644 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9645 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9646 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9647 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9648 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9649 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9650 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9651 using def_builtin_const.
9653 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9655 PR tree-optimization/32705
9656 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9657 (simplify_binary_expression): Use SSA_VAL consistently.
9659 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9661 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9662 (SPEFSCR_REGNO): Delete definition.
9663 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9664 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9665 * config/rs6000/rs6000.h: Do not define *_REGNO.
9666 LINK_REGISTER_REGNUM -> LR_REGNO.
9667 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9668 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9669 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9670 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9671 R_VRSAVE, R_VSCR. Use them.
9672 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9673 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9674 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9675 * config/rs6000/aix.h: Define R_LR. Use it.
9677 2007-07-13 Caroline Tice <ctice@apple.com>
9679 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9680 flag_var_tracking is explicitly turned off (i.e. when variable
9681 tracking is not feasible); otherwise, turn flag_var_tracking on when
9682 flag_var_tracking_uninit is on.
9683 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9684 note definitions, to allow recording of initialization status in the
9686 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9687 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9688 determine if two note locations are equal.
9689 (output_loc_list): Don't output list entries whose start & end labels
9691 (reg_loc_descriptor): Add parameter for initialization status; pass it
9692 to other loc descriptor functions.
9693 (one_reg_loc_descriptor): Add parameter for initialization status;
9694 check its value and add DW_OP_GNU_uninit to returned loc descr if
9696 (multiple_reg_loc_descriptor): Add parameter for initialization
9698 pass init status argument to other loc descriptor functions; check
9699 value of intialization parameter and add DW_OP_GNU_uninit to returned
9700 loc descr if appropriate.
9701 (based_loc_descr): Add parameter for initialization status; add new
9702 variable for return value; check value of initialization parameter and
9703 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9704 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9705 pass init status argument to other loc descriptor functions; check
9706 value of intialization parameter and add DW_OP_GNU_uninit to returned
9707 loc descr if appropriate.
9708 (mem_loc_descriptor): Likewise.
9709 (concat_loc_descriptor): Likewise.
9710 (concatn_loc_descriptor): Likewise.
9711 (loc_descriptor): Add parameter for initialization status; pass it as
9712 argument to other loc descriptor function calls.
9713 (loc_descriptor_from_tree_1): Add appropriate initialization status
9714 to loc descriptor function calls.
9715 (add_location_or_const_value_attribute): Get initialization status
9716 from VAR_LOCATION note; add initialization status to loc descriptor
9718 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9719 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9720 status is uninitialized, add "[uninint]" to output.
9721 * common.opt (fvar-tracking-uninit): New option, similar to
9722 fvar-tracking, to turn on tracking of uninitialized variables; creates
9723 a new global flag, flag_var_tracking_uninit.
9724 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9725 (enum var_init_status): New type, for var initialization status field.
9726 * var-tracking.c (struct location_chain_def): Two new fields, init,
9727 for initialization status, and set_src for the assignment value expr.
9728 (unshare_variable): New parameter for initialization status;
9729 initialize new init and set_src fields.
9730 (var_reg_set): New parameters for initialization status and value;
9731 pass them to set_variable_part.
9732 (var_mem_set): Likewise.
9733 (get_init_value): New function.
9734 (var_reg_delete_and_set): New initialization status & value
9735 parameters; add call to get_init_value if status is unknown; pass new
9736 parameters to clobber_variable_part and var_reg_set.
9737 (var_mem_delete_and_set): Likewise.
9738 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9739 (var_mem_delete): Likewise.
9740 (variable_union): Pass status to unshare_variable; initialize new init
9741 and set_src fields. If flag_var_tracking_uninit is not set, force
9742 status to initialized.
9743 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9744 used later to get the set_src value.
9745 (find_src_status): New function.
9746 (find_src_set_src): New function.
9747 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9748 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9749 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9750 and var_mem_delete_and_set.
9751 (dump_variable): Print out "[uninit]" if appropriate.
9752 (set_variable_part): Add new initialization and set_src parameters;
9753 pass status to unshare_variable; set node->init and node- >set_src
9754 fields and modify slot in hash table appropriately; save the init and
9755 set_src values if appropriate and assign to the new node.
9756 (clobber_variable_part): New set_src parameter; if two nodes have
9757 same variable and same location but different set_src (assignment)
9758 values, clobber old node.
9759 (delete_variable_part): Pass init status to unshare_variable.
9760 (emit_note_insn_var_location): Add initialized var; assign var's init
9761 status to new 'initialized'; pass new init status field to calls to
9762 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9763 status to initialized.
9764 (emit_notes_in_bb): Pass initialization status to calls to
9765 var_reg_set, var_mem_set, var_reg_delete_and_set and
9766 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9767 var_reg_delete_and_set and var_mem_delete_and_set; call
9768 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9769 make up for change in add_stores.
9770 (vt_add_function_parameters): Add status to calls to
9772 * config/darwin.c (darwin_override_options): Turn on uninitialized
9773 tracking automatically, if var_tracking is on and the system is
9776 2007-07-13 Sa Liu <saliu@de.ibm.com>
9778 * config.gcc: Add options for arch and tune on SPU.
9779 * config/spu/predicates.md: Add constant operands 0 and 1.
9780 * config/spu/spu-builtins.def: Add builtins for double precision
9781 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9782 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9784 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9786 * config/spu/spu-protos.h: Add new function prototypes.
9787 * config/spu/spu.c (spu_override_options): Check options -march and
9789 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9790 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9792 (spu_const_from_int): New. Create a vector constant from 4 ints.
9793 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9794 (spu_emit_vector_compare): New. Emit vector compare.
9795 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9796 * config/spu/spu.h: Add options -march and -mtune. Define processor
9797 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9798 CANONICALIZE_COMPARISON.
9799 * config/spu/spu.md: Add new insns for double precision compare
9800 and double precision vector compare. Add vcond and smax/smin patterns
9801 to enable DFmode vector conditional expression.
9802 * config/spu/spu.opt: Add options -march and -mtune.
9803 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9804 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9805 both CELL and CELLEDP targets: spu_testsv.
9806 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9809 2007-07-13 Richard Guenther <rguenther@suse.de>
9811 PR tree-optimization/32721
9812 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9813 TREE_THIS_VOLATILE on the folded reference.
9814 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9815 if the array reference has TREE_THIS_VOLATILE set.
9817 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9820 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9822 2007-07-13 Andreas Schwab <schwab@suse.de>
9824 * gengtype-lex.l: Allow declarations to be indented.
9826 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9828 * ginclude/tgmath.h: New.
9829 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9830 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9831 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9832 * configure: Regenerate.
9834 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9836 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9837 correct index when setting register save state for xd
9840 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9842 * config/sh/sh.c (mark_use): Remove.
9844 2007-07-12 Paul Brook <paul@codesourcery.com>
9846 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9847 reg does not overlap return value.
9849 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9851 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9852 (set_expression_vuses): Ditto.
9853 (init_pre): Initialize expression_vuses.
9855 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9857 * config/i386/sse.md (storentdf, storentsf): New.
9859 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9861 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9863 * tree.c (build_decl_stat): Move code from here...
9864 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9865 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9866 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9867 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9868 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9871 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9872 Devang Patel <dpatel@apple.com>
9874 PR tree-optimization/25413
9875 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9876 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9877 * tree.h (contains_packed_reference): New.
9878 * expr.c (contains_packed_reference): New.
9879 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9880 (vect_enhance_data_refs_alignment): Call
9881 vector_alignment_reachable_p.
9882 * target.h (vector_alignment_reachable): New builtin.
9883 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9884 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9885 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9887 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9889 * target.h (builtin_vectorization_cost): Add new target builtin.
9890 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9891 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9892 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9893 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9894 uninitialized variables.
9895 * tree-vect-transform.c (cost_for_stmt): New function.
9896 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9897 using cost 1 for all scalar stmts. Be less conservative when
9898 estimating the number of prologue/epulogue iterations. Call
9899 targetm.vectorize.builtin_vectorization_cost. Return
9900 min_profitable_iters-1.
9901 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9902 initialization cost instead of TARG_VEC_STMT_COST. Use
9903 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9904 epilogue code. Fix epilogue cost computation.
9905 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9906 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9907 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9908 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9909 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9910 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9912 2007-07-12 Richard Guenther <rguenther@suse.de>
9914 * gimplify.c (gimplify_conversion): Make sure that the result
9915 from maybe_fold_offset_to_reference is trivially convertible
9916 to the desired type before doing the simplification.
9917 (gimplify_expr): Likewise.
9918 * fold-const.c (fold_binary): Use the correct types for
9919 building the simplified expression.
9921 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9923 PR rtl-optimization/32729
9924 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9925 that fallthru to exit.
9927 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9929 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9930 (symDTPOFF2reg): Likewise.
9932 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9934 PR tree-optimization/32663
9936 * tree.h (VALUE_HANDLE_VUSES): Remove.
9937 (struct tree_value_handle): Remove vuses.
9939 * tree-vn.c (create_value_handle_for_expr): Don't set
9942 * tree-ssa-pre.c (expression_vuses): New.
9943 (alloc_expression_id): Set up expression_vuses.
9944 (get_expression_vuses): New.
9945 (set_expression_vuses): Ditto.
9946 (clear_expression_ids): Modify for expression_vuses.
9947 (phi_translate_1): Ditto.
9948 (phi_translate_set): Ditto.
9949 (value_dies_in_block_x): Ditto
9950 (valid_in_sets): Ditto.
9951 (add_to_sets): Ditto.
9952 (find_existing_value_expr): Ditto.
9953 (create_value_handle_for_expr): Ditto.
9954 (make_values_for_stmt): Ditto.
9955 (vuse_equiv): Remove.
9957 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9959 * Makefile.in (mostlyclean): Remove object files.
9961 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9963 * toplev.c (no_new_pseudos): Deleted.
9964 * rtl.h (no_new_pseudos): Deleted.
9965 * tree-pass.h (pass_no_new_pseudos): Deleted.
9966 * passes.c (pass_no_new_pseudos): Deleted.
9967 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9968 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9969 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9971 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9972 * rtlhooks.c (gen_lowpart_general): Ditto.
9973 * optabs.c (prepare_operand): Ditto.
9974 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9976 * modulo-sched.c (rest_of_handle_sms): Ditto.
9977 * see.c (rest_of_handle_see): Ditto.
9978 * ifcvt.c (if_convert): Ditto.
9979 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9981 * init-regs.c (gate_initialize_regs): Deleted set of
9983 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9984 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9985 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9987 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9990 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9991 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9992 (*vec_extractv2di_1_rex64): New insn pattern.
9994 2007-07-11 David Daney <ddaney@avtrex.com>
9996 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9997 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9998 for SIGNAL_UNWIND_RETURN_COLUMN.
9999 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10000 (DWARF_FRAME_REGNUM): Rewrite.
10001 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10003 2007-07-11 Nick Clifton <nickc@redhat.com>
10005 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10006 delta and use gen_int_mode in place of GET_INT instead.
10008 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10010 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10013 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10015 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10016 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10018 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10019 (USE_CANONICAL_TYPES): New.
10020 * doc/invoke.texi (verify-canonical-types): Remove.
10021 (use-canonical-types): Add.
10023 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10025 * config/spu/spu.c (spu_optimization_options): Remove setting of
10026 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10027 (spu_override_options): Move it here.
10029 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10031 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10032 * config/mips/mips.c (mips_cpu_info_table): Mention
10033 MIPS_ISA_LEVEL_SPEC in the comment.
10035 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10037 PR tree-optimization/32713
10038 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10040 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10042 PR middle-end/30482
10043 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10044 conditional to flag_isoc99.
10045 (c_common_init_options): Do it here, unconditionally.
10047 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10049 PR tree-optimization/32589
10050 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10051 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10052 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10053 predicate, extracted from...
10054 (set_rhs): ...here. Call it for the expression on entry.
10055 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10056 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10057 (simplify_binary_expression): Use valid_gimple_expression_p
10058 to validate the simplification.
10059 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10061 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10063 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10064 DWARF2_DEBUG on 32 bit target too.
10065 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10067 2007-07-11 Nick Clifton <nickc@redhat.com>
10069 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10070 version for 64-bit hosts.
10072 2007-07-10 David Daney <ddaney@avtrex.com>
10074 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10076 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10078 * config/mips/mips.c (mips_expand_synci_loop): New function.
10079 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10080 (UNSPEC_RDHWR): Same.
10081 (UNSPEC_SYNCI): Same.
10082 (UNSPEC_SYNC): Same.
10083 (clear_cache): New expand.
10087 (clear_hazard): Same.
10088 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10090 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10091 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10093 2007-07-10 Ian Lance Taylor <iant@google.com>
10095 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10098 2007-07-10 David Daney <ddaney@avtrex.com>
10100 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10101 * builtins.c (expand_builtin___clear_cache): New function.
10102 (expand_builtin): Call expand_builtin___clear_cache for
10103 BUILT_IN_CLEAR_CACHE case.
10104 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10105 * doc/md.texi (clear_cache): Document new instruction pattern.
10106 * testsuite/gcc.dg/builtins-64.c: New test.
10108 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10110 * config/cris/cris.md ("movsi"): Fix typo in last change.
10112 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10115 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10117 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10118 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10119 for FUNCTION_DECLs. Don't use align_functions_log if
10121 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10122 even for FUNCTION_DECLs.
10123 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10125 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10126 (DECL_FUNCTION_CODE): Update for new location and name of
10128 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10129 (struct tree_decl_common): Move 'align' and 'off_align' out
10130 of union, ensure they're still on a 32-bit boundary. Remove
10131 other fields in union 'u1'.
10132 (struct tree_function_decl): Add field 'function_code' replacing
10133 'u1.f' in tree_decl_common.
10134 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10135 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10136 (Variable Attributes): Cross-reference 'aligned' attribute
10137 to Function Attributes.
10138 * flags.h (force_align_functions_log): Delete.
10139 * toplev.c (force_align_functions_log): Delete.
10141 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10144 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10145 (*vec_concatv2di_rex): New insn pattern.
10147 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10150 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10152 2007-07-10 Ian Lance Taylor <iant@google.com>
10154 Replace no_new_pseudos in backends.
10155 * rtl.h (can_create_pseudo_p): Define.
10156 * config/darwin.c (machopic_indirect_data_reference): Use
10157 can_create_pseudo_p () instead of no_new_pseudos.
10158 (machopic_indirect_data_reference): Likewise.
10159 (machopic_legitimize_pic_address): Likewise.
10160 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10161 (alpha_emit_set_const_1): Likewise.
10162 (alpha_emit_set_const): Likewise.
10163 (alpha_emit_conditional_move): Likewise.
10164 (alpha_split_conditional_move): Likewise.
10165 * config/alpha/alpha.md (various splitters): Likewise.
10167 * config/arm/arm.c (legitimize_pic_address): Likewise.
10168 (arm_load_pic_register): Likewise.
10169 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10170 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10171 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10172 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10173 * config/cris/cris.md (movsi): Likewise.
10174 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10175 (symGOTOFF2reg_hilo): Likewise.
10176 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10177 * config/h8300/h8300.md (insv, extzv): Likewise.
10178 * config/i386/i386.c (ix86_expand_move): Likewise.
10179 (ix86_expand_vector_move): Likewise.
10180 (ix86_prepare_fp_compare_args): Likewise.
10181 (ix86_expand_carry_flag_compare): Likewise.
10182 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10183 (tls_dynamic_gnu2_combine_32): Likewise.
10184 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10185 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10186 (ia64_expand_movxf_movrf): Likewise.
10187 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10188 (m32c_split_move): Likewise.
10189 (m32c_expand_insv): Likewise.
10190 * config/m68k/m68k.md (movsi): Likewise.
10191 * config/mips/mips.c (mips_force_temporary): Likewise.
10192 (mips_split_symbol): Likewise.
10193 (mips_move_integer): Likewise.
10194 (mips_legitimize_const_move): Likewise.
10195 * config/mn10300/mn10300.md (movsi): Likewise.
10196 * config/pa/pa.c (emit_move_sequence): Likewise.
10197 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10198 (rs6000_got_register): Likewise.
10199 (create_TOC_reference): Likewise.
10200 (rs6000_machopic_legitimize_pic_address): Likewise.
10201 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10202 (various splitters): Likewise.
10203 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10204 (movsi_got): Likewise.
10205 * config/s390/s390.c (emit_symbolic_move): Likewise.
10206 * config/s390/s390.md (movhi, movqi): Likewise.
10207 (load_multiple, store_multiple): Likewise.
10208 * config/score/score.c (score_force_temporary): Likewise.
10209 * config/sh/sh.c (prepare_move_operands): Likewise.
10210 (prepare_cbranch_operands): Likewise.
10211 (emit_fpu_switch): Likewise.
10212 (fpscr_set_from_mem): Likewise.
10213 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10214 (adddi3, subsi3): Likewise.
10215 (various splitters): Likewise.
10216 (divsi_inv_fp_combine): Likewise.
10217 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10218 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10220 * config/sh/predicates.md (xor_operand): Likewise.
10221 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10222 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10223 (movdi_pic_label_ref): Likewise.
10224 * config/spu/spu.c (spu_split_immediate): Likewise.
10225 * config/alpha/alpha.md (various splitters): Remove test
10226 !no_new_pseudos || reload_completed.
10227 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10229 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10230 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10231 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10232 * config/score/score.c (th_output_mi_thunk): Likewise.
10233 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10234 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10236 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10238 PR rtl-optimization/32664
10239 * mode-switching.c (create_pre_exit): Skip barrier insns.
10241 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10243 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10244 force_gimple_operand_bsi.
10245 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10246 rewrite_use_compare): Ditto.
10247 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10249 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10250 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10251 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10252 * tree-profile.c (prepare_instrumented_value,
10253 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10254 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10255 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10256 tree_gen_ior_profiler): Ditto.
10257 * tree-ssa-reassoc.c (negate_value): Ditto.
10258 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10259 Use force_gimple_operand_bsi.
10260 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10261 * tree-if-conv.c (add_to_dst_predicate_list,
10262 find_phi_replacement_condition): Ditto.
10263 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10264 Call mark_symbols_for_renaming for new statements.
10265 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10267 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10269 * cfghooks.c (remove_edge): New function.
10270 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10272 * cfghooks.h (remove_edge): Declare.
10273 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10274 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10276 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10278 * optabs.h: Added declaration for signbit_optab.
10279 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10280 * genoptinit.c (optabs): Added entry for signbit insns.
10281 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10282 insn, if available.
10283 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10284 * config/s390/s390.md (signbit<mode>2): New expander.
10286 2007-07-09 Richard Guenther <rguenther@suse.de>
10288 PR middle-end/32698
10289 * fold-const.c (fold_plusminus_mult_expr): Move constant
10290 arguments second to allow decomposing.
10292 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10295 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10297 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10298 Disregard DECL_FROM_INLINE.
10300 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10303 * doc/invoke.texi: Add ftree-reassoc flag.
10304 * common.opt (ftree-reassoc): New flag.
10305 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10306 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10308 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10310 PR tree-optimization/32681
10311 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10312 saved in second_edge->aux when first_bb is a loop header.
10314 2007-07-09 Jan HUbicka <jh@suse.cz>
10316 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10318 2007-07-09 Richard Guenther <rguenther@suse.de>
10320 * c-decl.c (start_function): Do not promote return type.
10322 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10324 * function.c (do_warn_unused_parameter): Do not warn if
10325 TREE_NO_WARNING is set.
10327 2007-07-08 Andreas Schwab <schwab@suse.de>
10329 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10331 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10334 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10336 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10337 apply to assembly language, too.
10338 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10340 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10342 Revert (note the sccvn portions are *not* reverted)
10343 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10345 Fix PR tree-optimization/23488
10347 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10349 * tree-flow-inline.h (get_value_handle): Ditto.
10350 * tree-ssa-pre.c (decl_vh_map): New.
10351 (decl_node_pool): New.
10352 (can_value_number_operation): Support DECL_P.
10353 (can_PRE_operation): Ditto.
10354 (create_expression_by_pieces): Ditto.
10355 (find_existing_value_expr): Modify to differnetiate between
10356 addressing and top level.
10357 (create_value_handle_for_expr): Handle DECL's.
10358 (poolify_tree): Ditto.
10359 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10360 (make_values_for_stmt): Handle DECL's properly.
10361 (init_pre): Reorg to not init useless things during FRE.
10363 * tree-flow.h: Include pointer-set.h.
10364 (decl_vh_map): Declare.
10365 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10367 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10369 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10370 the constraint description.
10371 * doc/md.texi: Update documentation of AVR constraints.
10373 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10375 * auto-inc-dec.c, config/arm/arm.c,
10376 config/m32r/constraints.md, config/mips/mips.md,
10377 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10378 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10379 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10380 typos. Follow spelling conventions.
10381 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10383 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10384 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10386 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10387 realloc_vuse): Remove.
10388 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10391 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10393 Fix PR tree-optimization/23488
10395 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10396 (try_to_simplify): Ditto.
10397 (visit_use): Ditto.
10398 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10400 * tree-flow-inline.h (get_value_handle): Ditto.
10401 * tree-ssa-pre.c (decl_vh_map): New.
10402 (decl_node_pool): New.
10403 (can_value_number_operation): Support DECL_P.
10404 (can_PRE_operation): Ditto.
10405 (create_expression_by_pieces): Ditto.
10406 (find_existing_value_expr): Modify to differnetiate between
10407 addressing and top level.
10408 (create_value_handle_for_expr): Handle DECL's.
10409 (poolify_tree): Ditto.
10410 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10411 (make_values_for_stmt): Handle DECL's properly.
10412 (init_pre): Reorg to not init useless things during FRE.
10414 * tree-flow.h: Include pointer-set.h.
10415 (decl_vh_map): Declare.
10416 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10418 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10420 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10421 apply to assembly language, too.
10422 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10424 2007-07-06 Ian Lance Taylor <iant@google.com>
10425 Zack Weinberg <zackw@panix.com>
10427 PR middle-end/32441
10428 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10430 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10432 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10433 (prefetch): Likewise if "pref" would be used.
10435 2007-07-06 Josh Conner <jconner@apple.com>
10437 PR middle-end/32602
10438 PR middle-end/32603
10439 * calls.c (store_one_arg): Handle arguments which are partially
10440 on the stack when detecting argument overlap.
10442 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10444 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10445 chosen during find_reloads.
10447 2007-07-06 Richard Guenther <rguenther@suse.de>
10449 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10450 TYPE_ARG_TYPES for verification of argument types. Use
10451 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10452 parameters as variable arguments.
10454 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10456 * libgcc2.h (word_type): Type definition removed.
10457 (cmp_return_type, shift_count_type): Type definitions added.
10458 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10459 replaced with shift_count_type.
10460 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10462 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10463 changed from word_type to Wtype.
10464 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10465 replaced with shift_count_type.
10466 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10468 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10469 and libgcc_shift_count attribute added.
10470 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10471 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10472 (TARGET_INITIALIZER): New target hooks added.
10473 * targhooks.c (default_libgcc_cmp_return_mode,
10474 default_libgcc_shift_count_mode): Default implementations for the new
10475 target hooks added.
10476 * targhooks.h (default_libgcc_cmp_return_mode,
10477 default_libgcc_shift_count_mode): Function prototypes added.
10478 * target.h (struct gcc_target): Fields for the new target hooks added.
10479 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10481 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10484 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10485 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10487 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10488 s390_libgcc_shift_count_mode): Functions added.
10489 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10490 Target hooks defined.
10492 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10494 * config/mips/mips.c (compute_frame_size): Restore the original
10495 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10496 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10497 Document why the difference is needed.
10499 2007-07-06 Richard Guenther <rguenther@suse.de>
10501 * c-common.c (boolean_increment): Use correctly typed
10504 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10506 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10507 the topmost argument register is not also included in the save mask.
10508 (mips16e_collect_argument_save_p): Take a pointer to the argument
10509 register, rather than a pointer to the number of arguments.
10510 (mips16e_collect_argument_saves): Only include argument saves
10511 that aren't in the register mask.
10513 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10515 PR rtl-optimization/32450
10516 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10517 to ensure that instructions are not moved into the prologue when
10518 profiling is on. Remove unused prologue_end variable.
10519 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10520 as a scheduling barrier.
10522 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10526 Disregard DECL_FROM_INLINE.
10528 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10530 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10531 IORing with a constant.
10533 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10535 PR rtl-optimization/32475
10536 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10537 for every definition of the stack pointer.
10539 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10541 * arm.c (vfp3_const_double_index): Copy signed results of
10542 REAL_VALUE_TO_INT into unsigned vars.
10544 2007-07-05 Richard Guenther <rguenther@suse.de>
10546 PR middle-end/32639
10547 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10549 * tree-ssa.c (useless_type_conversion_p): Check canonical
10552 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10554 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10555 zero_extendhisi2): Change to define_insn_and_split.
10556 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10558 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10560 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10561 pass_match_asm_constraints): New.
10562 * passes.c (init_optimization_passes): Add new pass.
10563 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10564 * function.h (struct function): Add has_asm_statement bit.
10565 (current_function_has_asm_statement): New.
10566 * tree-pass.h (pass_match_asm_constraints): New.
10568 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10570 * config/mips/mips.c (mips_file_start): Avoid declaration
10573 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10575 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10577 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10579 * rtl.def (NOTE): Change print format string to print
10580 operand 5 as a note insn name.
10582 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10583 David Ung <davidu@mips.com>
10585 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10586 * doc/invoke.texi: (MIPS Options): Document them.
10588 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10589 David Ung <davidu@mips.com>
10591 Add support for SmartMIPS ASE.
10593 * optabs.c (expand_binop_directly): New, broken out from...
10594 (expand_binop): Here. Make it try rotating in the other
10595 direction even when the second operand isn't constant.
10596 * config/mips/mips.md (*lwxs): New.
10597 * config/mips/mips.opt (msmartmips): New.
10598 * config/mips/mips.c (mips_lwxs_address_p): New.
10599 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10600 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10601 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10602 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10603 (ISA_HAS_LWXS): New.
10604 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10605 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10606 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10607 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10608 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10609 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10610 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10612 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10614 * tree-vectorizer.c (new_loop_vec_info): Initialize
10615 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10616 * tree-vectorizer.h (_loop_vec_info): Added new filed
10617 min_profitable_iters.
10618 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10619 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10620 * tree-vect-analyze.c (vect_analyze_operations): Set
10621 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10622 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10623 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10624 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10625 and prologue cost to after they are computed.
10626 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10627 TARG_VEC_STMT_COST.
10628 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10629 of creating vectors from scalars according to dt.
10630 (vect_model_store_cost): Likewise.
10631 (vectorizable_call): Use dt array instead of scalar dt. Call
10632 vect_model_simple_cost with additional argument dt.
10633 (vectorizable_assignment): Likewise.
10634 (vectorizable_operation): Likewise.
10635 (vectorizable_type_demotion): Likewise.
10636 (vectorizable_type_promotion): Likewise.
10637 (vectorizable_store): Use dt array instead of scalar dt. Call
10638 vect_model_store_cost with additional argument dt.
10639 (vect_do_peeling_for_loop_bound): Don't call
10640 vect_estimate_min_profitable_iters. Instead, lookup
10641 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10642 "may not be profitable".
10644 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10647 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10648 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10649 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10650 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10652 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10654 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10655 addressing modes cheaper.
10657 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10659 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10660 (dw_ranges_struct): Rename block_num to num. Adjust.
10661 (dw_ranges_by_label_struct): New.
10662 (ranges_by_label, ranges_by_label_allocated,
10663 ranges_by_label_in_use): New variables.
10664 (add_ranges_num): Factored most of the code out of...
10665 (add_ranges): ... this one. Rewrite in terms of the former.
10666 (add_ranges_by_labels): New.
10667 (output_ranges): Output by-label ranges.
10668 (dwarf2out_finish): Output range for multiple-section
10669 compile_unit. Output standard DW_AT_low_pc in addition to
10670 unexpected DW_AT_entry_pc.
10672 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10674 PR tree-optimization/32604
10675 PR tree-optimization/32606
10677 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10678 (compute_antic_safe): Removed.
10679 (ANTIC_SAFE_LOADS): Ditto.
10680 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10681 (execute_pre): Don't call compute_antic_safe.
10682 (vuse_equiv): New function.
10683 (make_values_for_stmt): Use it
10684 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10687 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10690 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10691 rather than a decl.
10692 (avr_attribute_table): Make "naked" attribute apply to function types
10693 rather than to decls.
10694 (avr_handle_fntype_attribute): New function.
10696 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10698 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10701 2007-07-04 David Ung <davidu@mips.com>
10702 Joseph Myers <joseph@codesourcery.com>
10704 * config/mips/mips.md (type): Add logical, signext and move.
10705 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10706 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10707 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10708 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10709 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10710 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10711 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10712 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10713 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10714 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10715 movv2sf_hardfloat_64bit): Use the new types.
10716 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10717 *movdf_softfloat, *movdf_mips16): Use "multi".
10718 (extendqihi2): Replace with a define_expand.
10719 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10720 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10721 * config/mips/74k.md (r74k_int_logical): New reservation and
10723 (r74k_int_arith): Remove "slt".
10724 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10725 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10726 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10727 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10728 reservations for "arith".
10730 2007-07-04 Richard Guenther <rguenther@suse.de>
10732 * tree-ssa.c (useless_type_conversion_p): Add handling for
10733 scalar float and vector types. Only call the types_compatible_p
10734 langhook for aggregate types as last resort. Follow the
10737 2007-07-04 Richard Guenther <rguenther@suse.de>
10739 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10740 the same as NOP_EXPR.
10742 2007-07-04 Nick Clifton <nickc@redhat.com>
10744 * target.h (struct gcc_target): Add target_help field.
10745 * target-def.h (TARGET_HELP): New.
10746 (TARGET_INITIALIZER): Use TARGET_HELP.
10747 * opts.c (command_handle_option): Invoke target_help function, if
10748 defined, when the user has specified --target-help on the command
10750 * doc/invoke.texi: Mention that --target-help might print
10751 additional information.
10752 * doc/tm.texi: Document TARGET_HELP hook.
10754 * arm.c (TARGET_HELP): Override default definition.
10755 (arm_target_help): New - display a wrapped list of cores and
10756 architectures supported.
10758 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10760 * config/v850/v850.c (expand_prologue): Make sure
10761 GEN_INT() argument is sign extended rather than zero extended.
10762 (expand_epilogue): Likewise.
10763 (output_move_double): Delete.
10764 * config/v850/v850-protos.h (output_move_double): Delete.
10765 * config/v850/v850.md (movdi): Delete.
10766 (*movdi_internal): Delete.
10768 (*movdf_internal): Delete.
10770 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10772 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10773 unless compiling RTP PIC.
10775 2007-07-04 Richard Guenther <rguenther@suse.de>
10777 PR tree-optimization/32482
10778 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10779 original ssa name if we didn't find a shift expression.
10780 Fix shift constant for bit zero test.
10782 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10784 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10786 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10788 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10789 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10790 * config/arm/vxworks.h (ASM_SPEC): Delete.
10791 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10793 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10795 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10796 (DDR_REVERSED_P): New.
10797 * tree-data-ref.c (initialize_data_dependence_relation,
10798 build_classic_dist_vector): Set DDR_REVERSED_P.
10800 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10802 PR middle-end/32457
10803 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10804 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10805 init_omega_for_ddr_1): Use non conservative number of iterations
10807 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10808 (analyze_siv_subscript): Remove FIXME and reinitialization of
10809 last_conflicts to chrec_dont_know.
10810 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10812 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10814 * tree.c (maybe_canonicalize_argtypes): Improve description.
10816 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10818 * tree.c (maybe_canonicalize_argtypes): New.
10819 (build_function_type): Set canonical type.
10820 (build_method_type_directly): Ditto.
10821 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10824 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10826 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10828 (rewrite_use_nonlinear_expr): Likewise.
10830 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10832 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10834 2007-07-04 Ben Elliston <bje@au.ibm.com>
10836 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10839 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10841 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10842 (Exception Handling): Likewise.
10844 2007-07-03 Jan Hubicka <jh@suse.cz>
10846 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10848 2007-07-03 Eric Christopher <echristo@apple.com>
10850 * doc/cppopts.texi: Add conflicting option note to -dM.
10851 * doc/invoke.texi: Add note about possible conflicts with
10852 -E for -dCHARS and note that -dM will not produce
10853 any results if there is no machine dependent reorg.
10855 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10857 * tree.h (DECL_ALIGN): Back out previous change.
10859 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10861 * configure.ac: Test for .dtprelword support on MIPS.
10862 * configure, config.in: Regenerate.
10863 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10864 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10866 2007-07-03 Julian Brown <julian@codesourcery.com>
10868 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10869 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10870 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10871 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10873 (all_fpus): Add FPUTYPE_VFP3.
10874 (fp_model_for_fpu): Add VFPv3 field.
10875 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10876 (vfp3_const_double_index): New function. Return integer index of
10877 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10879 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10880 and argument represents a valid RTX for a VFPv3 constant.
10881 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10883 (vfp_emit_fstmd): Similar, for fstmd.
10884 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10885 constants, represented as integer indices.
10886 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10887 VFP_REGNO_OK_FOR_DOUBLE macros.
10888 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10889 (arm_file_start): Set float-abi attribute for VFPv3, and output
10890 correct ".fpu" assembler directive.
10891 (arm_dbx_register_numbering): Add FIXME.
10892 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10893 (fputype): Add FPUTYPE_VFP3.
10894 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10895 (CALL_USED_REGISTERS): Likewise.
10896 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10897 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10898 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10899 (D7_VFP_REGNUM): New.
10900 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10901 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10902 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10903 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10904 (REG_ALLOC_ORDER): Adjust for VFPv3.
10905 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10906 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10907 VFP_LO_REGS, VFP_HI_REGS.
10908 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10909 (IS_VFP_CLASS): Define macro.
10910 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10912 (REGISTER_MOVE_COST): Likewise.
10913 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10914 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10915 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10916 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10917 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10918 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10919 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10920 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10921 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10922 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10923 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10924 where appropriate for single-word registers.
10925 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10926 As above. Fix type attributes.
10927 * config/arm/constraints.md (register_contraint "t"): Define.
10928 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10930 (register_constraint "x"): Define.
10931 (constraint "Dv"): Define.
10933 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10935 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10937 2007-07-03 Tom Tromey <tromey@redhat.com>
10939 * c-parser.c (objc_pq_context): Removed.
10940 (objc_need_raw_identifier): Likewise.
10941 (c_parser) <objc_pq_context>: New field.
10942 <objc_need_raw_identifier>: Likewise.
10943 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10944 (c_lex_one_token): Update.
10945 (c_parser_objc_protocol_definition): Update.
10946 (c_parser_objc_method_definition): Update.
10947 (c_parser_objc_methodproto): Update.
10948 (c_parser_declspecs): Update.
10950 2007-07-03 David Ung <davidu@mips.com>
10952 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10954 2007-07-03 David Ung <davidu@mips.com>
10955 Richard Sandiford <richard@codesourcery.com>
10957 * doc/invoke.texi: Document -march=74kf3_2.
10958 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10959 (TUNE_74K): Check for it.
10960 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10961 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10962 * config/mips/mips.md (cpu): Add 74kf3_2.
10963 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10964 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10965 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10966 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10967 74kf3_2 to the CPU list.
10968 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10969 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10970 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10971 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10972 (r74kf3_2_fxfer_from_c1): New insn reservations.
10974 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10975 David Ung <davidu@mips.com>
10977 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10978 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10979 and 74k[fx]. Document aliases for the new options.
10980 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10981 (PROCESSOR_24KF2_1): ...this.
10982 (PROCESSOR_24KX): Rename to...
10983 (PROCESSOR_24KF1_1): ...this.
10984 (PROCESSOR_74KF): Rename to...
10985 (PROCESSOR_74KF2_1): ...this.
10986 (PROCESSOR_74KX): Rename to...
10987 (PROCESSOR_74KF1_1): ...this.
10988 (TUNE_74K): Update PROCESSOR_* names.
10989 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10990 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10991 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10992 (mips_rtx_cost_data): Update processor names in comments.
10993 (mips_issue_rate): Update PROCESSOR_* names.
10994 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10995 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10996 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10997 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10998 Update cpu attribute names.
10999 (r24k_fpu_iss): Rename this reservation to...
11000 (r24kf2_1_fpu_iss): ...this and update all uses.
11001 (r24kx_fpu_iss): Rename this reservation to...
11002 (r24kf1_1_fpu_iss): ...this and update all uses.
11003 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11004 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11005 Update cpu attribute names.
11007 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11009 * config/m32r/constraints.md: New file.
11010 * config/m32r/m32r.c: Include tm-constrs.h.
11011 (small_data_operand): Use satisfies_constraint_* instead of macro.
11012 (addr24_operand, gen_compare): Likewise.
11013 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11014 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11015 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11016 EXTRA_CONSTRAINT): Likewise.
11017 * config/m32r/m32r.md: Include constraints.md.
11018 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11019 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11020 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11021 (two_insn_const_operand, int8_operand, uint16_operand,
11022 reg_or_int16_operand, reg_or_uint16_operand,
11023 reg_or_cmp_int16_operand, cmp_int16_operand,
11024 seth_add3_operand): Likewise.
11026 2007-07-03 Eric Christopher <echristo@gmail.com>
11028 * libgcc2.h: Conditionally declare __bswapsi2 and
11031 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11033 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11036 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11039 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11040 (__gthrw_pragma): Provide default definition.
11041 (__gthrw2): Use it.
11042 * gthr-posix.c (__gthrw_pragma): Define.
11044 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11046 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11047 before declaring inequality.
11049 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11051 * combine.c (recog_for_combine): Log the success or failure of
11052 matching new insn patterns against the machine description in
11055 2007-07-03 Revital Eres <eres@il.ibm.com>
11057 * ddg.c (print_sccs): New function.
11058 (check_sccs): New function.
11059 (create_ddg_all_sccs): Use it.
11060 * ddg.h (print_sccs): Declare.
11061 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11063 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11065 * targhooks.h (default_mode_for_suffix): New function declaration.
11066 * targhooks.c (default_mode_for_suffix): New default target hook.
11067 * target.h (struct c): New structure in the targetm struct.
11068 (mode_for_suffix): New target hook as part of struct c.
11069 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11070 default_mode_for_suffix.
11071 (TARGET_C): New define.
11072 * c-lex.c: Include "target.h".
11073 (interpret_float): Use targetm.c.mode_for_suffix to determine
11074 the mode for a given non-standard suffix.
11075 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11077 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11078 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11080 * doc/extend.texi (Floating Types): New node. Document __float80 and
11081 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11083 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11086 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11087 predicate instead of target_operand.
11088 (divsi3_i1_media, divsi3_media_2): Likewise.
11090 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11092 * tree.h (alias_sets_might_conflict_p): Rename into
11093 alias_sets_must_conflict_p.
11094 * alias.c (alias_sets_might_conflict_p): Likewise.
11095 (alias_sets_conflict_p): Use it.
11096 (objects_must_conflict_p): Likewise.
11097 * c-common.c (strict_aliasing_warning): Adjust.
11099 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11101 * rtlhooks.c (gen_lowpart_if_possible): Check for
11102 invalid subreg before calling gen_lowpart_SUBREG.
11104 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11106 * config/darwin9.h: Add copyright notice.
11107 (LINK_COMMAND_SPEC): Add comment.
11108 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11109 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11110 DARWIN_LIBSYSTEM_HAS_UNWIND.
11112 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11115 * omp-low.c (check_combined_parallel): New function.
11116 (lower_omp_parallel): Call it via walk_stmts, set
11117 OMP_PARALLEL_COMBINED if appropriate.
11118 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11119 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11120 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11121 don't consider it as combined parallel.
11123 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11125 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11126 (gcc_tooldir): Likewise.
11127 * configure: Regenerate.
11128 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11129 old configure.ac gcc_tooldir setting.
11130 (prefix_to_exec_prefix): New variable.
11131 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11132 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11134 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11136 Fix PR tree-optimization/32583
11137 Fix PR tree-optimization/32584
11138 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11139 (phi_translate_set): Use phi_translate directly now.
11140 (make_values_for_stmt): Don't value number RHS if we already know
11143 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11144 Jim Wilson <wilson@specifix.com>
11147 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11150 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11151 Richard Sandiford <richard@codesourcery.com>
11152 Nigel Stephens <nigel@mips.com>
11154 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11155 (mips16e_output_save_restore): Declare.
11156 (mips16e_save_restore_pattern_p): Likewise.
11157 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11158 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11159 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11160 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11161 (BITSET_P): New global macro, extracted from...
11162 (mips_for_each_saved_reg): ...here.
11163 (mips16e_save_restore_info): New struct.
11164 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11165 (mips16e_save_restore_regs): New variable.
11166 (mips_split_plus, mips16e_find_first_register): New functions.
11167 (mips16e_mask_registers): New function.
11168 (compute_frame_size): Expand the commentary before the function.
11169 Enforce the MIPS16e save and restore register range restrictions.
11170 Pad the general register save area at the low end.
11171 (mips16e_save_restore_reg, mips16e_build_save_restore)
11172 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11173 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11174 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11176 (mips_expand_prologue, mips_expand_epilogue): Handle
11177 GENERATE_MIPS16E_SAVE_RESTORE.
11178 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11180 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11182 PR tree-optimization/31966
11183 PR tree-optimization/32533
11184 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11185 "basic_block" description as its third argument. Update function
11186 calls to get destination bb from "edge" argument. Save "cond" into
11187 aux field of the edge. Update prototype for changed arguments.
11188 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11190 (find_phi_replacement_condition): Operate on incoming edges, not
11191 on predecessor blocks. If there is a condition saved in the
11192 incoming edge aux field, AND it with incoming bb predicate.
11193 Return source bb of the first edge.
11194 (clean_predicate_lists): Clean aux field of outgoing node edges.
11195 (tree_if_conversion): Do not initialize cond variable. Move
11196 variable declaration into the loop.
11197 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11198 initializations of new_stmt, arg0 and arg1 variables.
11200 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11202 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11203 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11205 2007-07-02 Richard Guenther <rguenther@suse.de>
11207 * tree-ssa.c (useless_type_conversion_p): Document
11208 future intent as defining the middle-end type system.
11209 Re-structure to call langhook last, group by type class,
11210 mark questionable parts.
11212 2007-07-02 Richard Guenther <rguenther@suse.de>
11214 * tree-flow.h (types_compatible_p): Declare.
11215 * tree-ssa.c (types_compatible_p): New function.
11216 * ipa-type-escape.c (discover_unique_type): Use
11217 types_compatible_p instead of lang_hooks.types_compatible_p.
11218 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11219 * tree-vn.c (expressions_equal_p): Likewise.
11220 * tree.c (fields_compatible_p): Likewise.
11221 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11222 (cprop_operand): Use useless_type_conversion_p instead of
11223 lang_hooks.types_compatible_p.
11224 * tree-inline.c (setup_one_parameter): Likewise.
11225 (declare_return_variable): Likewise.
11226 * tree-nrv.c (tree_nrv): Likewise.
11227 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11228 (maybe_fold_offset_to_component_ref): Likewise.
11229 (maybe_fold_offset_to_reference): Likewise.
11230 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11231 (merge_alias_info): Likewise.
11232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11233 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11234 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11235 * tree-tailcall.c (find_tail_calls): Likewise.
11236 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11237 * gimplify.c (canonicalize_addr_expr): Likewise.
11238 (fold_indirect_ref_rhs): Likewise.
11239 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11240 (cpt_same_type): Likewise.
11241 (check_pointer_types_r): Swap parameters to cpt_same_type
11243 * fold-const.c (fold_convert): Revert fix for PR15988.
11244 * tree-inline.c (setup_one_parameter): Instead fix it here by
11245 using fold_build1 instead of fold_convert and checking for
11246 error_mark_node. Convert only if the conversion is necessary.
11248 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11250 * configure.ac: Check for .gnu_attribute on Power.
11251 * configure: Regenerate.
11252 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11253 attribute for floating-point ABI.
11255 2007-07-02 Ira Rosen <irar@il.ibm.com>
11257 PR tree-optimization/32230
11258 PR tree-optimization/32477
11259 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11260 address is a constant.
11262 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11264 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11265 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11266 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11267 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11268 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11269 64-bit targets. Add support for *-elfoabi*.
11270 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11271 different settings if $(tm_defines) does not select the EABI.
11272 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11273 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11274 (MIPS_ARCH_OPTION_SPEC): Likewise.
11275 (MIPS_ISA_LEVEL_SPEC): Likewise.
11276 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11277 * config/mips/elfoabi.h: New file.
11279 2007-07-02 Richard Guenther <rguenther@suse.de>
11281 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11282 (useless_type_conversion_p): ... this.
11283 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11284 (useless_type_conversion_p): ... this.
11285 * builtins.c (fold_builtin_memory_op): Rename
11286 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11287 * tree-cfg.c (verify_expr): Likewise.
11288 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11289 * tree-ssa-ccp.c (ccp_fold): Likewise.
11290 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11291 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11293 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11294 * tree-ssa-pre.c (eliminate): Likewise.
11295 * tree-ssa.c (delete_tree_ssa): Likewise.
11296 (tree_ssa_useless_type_conversion): Likewise.
11297 * tree.c (build2_stat): Likewise.
11299 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11301 Fix PR tree-optimization/32571
11302 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11305 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11307 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11308 and other expected operations explicitly, change default to
11311 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11313 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11315 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11316 (tls_load_dot_plus_eight): Move the label number into the unspec.
11317 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11319 2007-07-01 Andreas Schwab <schwab@suse.de>
11321 * dwarf2out.c (initial_return_save): Define only if used.
11323 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11325 Unreverting Richard's Revert of:
11327 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11329 * dce.c (deletable_insn_p_1): New function, split out from...
11330 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11331 specially, not those inside PARALLELs. Remove BODY argument
11332 and adjust recursive call accordingly.
11333 (prescan_insns_for_dce): Update call to delete_insn_p.
11335 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11336 Revital Eres <eres@il.ibm.com>
11338 * ddg.c (create_ddg_all_sccs): Fix missed
11339 initialization of scc_nodes.
11341 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11343 PR middle-end/32559
11344 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11345 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11347 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11349 * configure.ac: Check for .gnu_attribute on MIPS.
11350 * configure, config.in: Regenerate.
11351 * config/mips/mips.c (mips_file_start): If supported, output
11352 attribute for floating-point ABI.
11354 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11358 (ffs_cmove): New expander to expand using ctz pattern.
11359 (*ffs_cmove): Remove pattern.
11360 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11361 (ffsdi2): Expand using ctz pattern.
11362 (*ffs_rex64): Remove pattern.
11364 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11366 PR rtl-optimization/32296
11367 * pa.md (return): Delete pattern.
11368 (return_internal): Remove "(const_int 1)" from pattern.
11369 (epilogue): Use return_internal pattern for trivial returns.
11370 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11371 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11373 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11375 * tree-ssa-pre.c (is_exception_related): New function
11376 (can_value_number_operation): Use it.
11378 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11380 Fix PR tree-optimization/32540
11381 Fix PR tree-optimization/31651
11383 * tree-ssa-sccvn.c: New file.
11385 * tree-ssa-sccvn.h: Ditto.
11387 * tree-vn.c: Include tree-ssa-sccvn.h
11388 (val_expr_paid_d): Removed.
11389 (value_table): Ditto.
11390 (vn_compute): Ditto.
11391 (val_expr_pair_hash): Ditto.
11392 (val_expr_pair_expr_eq): Ditto.
11393 (copy_vuses_from_stmt): Ditto.
11394 (vn_delete): Ditto.
11396 (shared_vuses_from_stmt): Ditto.
11397 (print_creation_to_file): Moved up.
11398 (sort_vuses): Ditto.
11399 (sort_vuses_heap): Ditto.
11400 (set_value_handle): Make non-static.
11401 (make_value_handle): Ditto.
11402 (vn_add): Rewritten to use sccvn lookups.
11403 (vn_add_with_vuses): Ditto.
11404 (vn_lookup): Ditto (and second argument removed).
11405 (vn_lookup_with_vuses): Ditto.
11406 (vn_lookup_or_add): Ditto (and second argument removed);
11407 (vn_lookup_or_add_with_vuses): Ditto.
11408 (vn_lookup_with_stmt): New.
11409 (vn_lookup_or_add_with_stmt): Ditto.
11410 (create_value_handle_for_expr): Ditto.
11412 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11413 (seen_during_translate): New function.
11414 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11415 (phi_trans_add): Ditto.
11416 (constant_expr_p): FIELD_DECL is always constant.
11417 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11418 Use constant_expr_p.
11419 Avoid infinite recursion on mutually valued expressions.
11420 Change callers of vn_lookup_or_add.
11421 (phi_translate): New function.
11422 (compute_antic_safe): Allow phi nodes.
11423 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11424 (find_or_generate_expression): Rewrite slightly.
11425 (create_expression_by_pieces): Updated for vn_lookup_or_add
11427 Update VN_INFO for new names.
11428 (insert_into_preds_of_block): Update for new names.
11429 (add_to_exp_gen): New function.
11430 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11431 (find_existing_value_expr): Rewrite to changed vn_lookup.
11432 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11433 (try_look_through_load): Removed.
11434 (try_combine_conversion): Ditto.
11435 (get_sccvn_value): New function.
11436 (make_values_for_phi): Ditto.
11437 (make_values_for_stmt): Ditto.
11438 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11440 (init_pre): Update for SCCVN changes.
11442 (execute_pre): Ditto.
11444 * tree-flow.h (make_value_handle): Declare.
11445 (set_value_handle): Ditto.
11446 (sort_vuses_heap): Ditto.
11447 (vn_lookup_or_add_with_stmt): Ditto.
11448 (vn_lookup_with_stmt): Ditto.
11449 (vn_compute): Remove.
11451 (vn_delete): Ditto.
11452 (vn_lookup): Update arguments.
11454 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11455 (tree-vn.o): Ditto.
11456 (tree-ssa-sccvn.o): New.
11457 (OBJS-common): Add tree-ssa-sccvn.o
11459 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11462 * c-typeck.c (build_external_ref): Don't mark as used if called
11464 * calls.c (rtx_for_function_call): Likewise.
11466 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11470 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11472 * dce.c (deletable_insn_p_1): New function, split out from...
11473 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11474 specially, not those inside PARALLELs. Remove BODY argument
11475 and adjust recursive call accordingly.
11476 (prescan_insns_for_dce): Update call to delete_insn_p.
11478 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11480 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11481 (try_combine): Move potential calls to undo_all() so they happen
11482 before we commit to using the combined insns.
11484 2006-06-30 Jan Hubicka <jh@suse.cz>
11486 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11489 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11491 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11492 (cgraph_remove_unreachable_nodes): Likewise.
11493 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11494 * ipa-inline.c (update_caller_keys): Cast according to the coding
11496 (cgraph_decide_recursive_inlining): Likewise.
11497 (cgraph_decide_inlining_of_small_function): Likewise.
11498 (try_inline): Likewise.
11499 (cgraph_decide_inlining_incrementally): Likewise.
11500 * ipa-pure-const.c (get_function_state): Likewise.
11501 (scan_function): Likewise.
11502 (analyze_function): Likewise.
11503 (static_execute): Likewise.
11504 * ipa-reference.c (scan_for_static_refs): Likewise.
11505 (merge_callee_local_info): Likewise.
11506 (analyze_function): Use type safe memory macros.
11507 (static_execute): Likewise. Cast according to the coding conventions.
11508 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11510 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11512 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11513 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11516 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11518 PR middle-end/30024
11519 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11520 for complex modes (both int and real).
11522 2007-06-29 Jan Hubicka <jh@suse.cz>
11524 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11526 2007-06-29 Jan Hubicka <jh@suse.cz>
11528 PR middle-end/32372
11529 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11532 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11535 * config/avr/avr.c: Include dataflow header file.
11536 (expand_prologue): Adjust for prologue insn change.
11537 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11540 2007-06-29 Richard Guenther <rguenther@suse.de>
11542 PR middle-end/32493
11543 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11544 during type verification.
11546 2007-06-29 Jan Hubicka <jh@suse.cz>
11548 * recog.c (validate_change_rtx_1): Unshare TO argument.
11550 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11552 PR tree-optimization/24659
11553 * tree-vect-transform.c (vectorizable_call): Handle
11554 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11556 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11557 * config/i386/i386.c (enum ix86_builtins)
11558 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11559 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11561 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11562 const using def_builtin_const.
11563 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11564 input operands in the same modes as the result.
11565 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11567 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11569 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11570 (df_set_dead_notes_for_mw): Likewise.
11572 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11574 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11576 2007-06-28 DJ Delorie <dj@redhat.com>
11578 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11580 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11582 * doc/invoke.texi (C++ Dialect Options): Document
11583 fvisibility-ms-compat.
11584 * c.opt (fvisibility-ms-compat): New.
11586 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11589 * tree-affine.c (aff_combination_add_elt): Handle
11590 pointer addition specially.
11592 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11594 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11595 decl is non-external for AIX ABI.
11597 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11599 * config/rs6000/predicates.md (current_file_function_operand):
11600 Ensure the symbol is non-external for AIX ABI.
11602 2007-06-28 Nick Clifton <nickc@redhat.com>
11604 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11605 (fdce, fdse, fpredictive-commoning): Likewise.
11607 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11610 * gcc.c (process_command): Recognize the new -static-libgfortran
11613 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11616 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11617 Use a call clobbered hard reg instead of a pseudo reg.
11619 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11621 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11623 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11626 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11627 REG_LIBCALL and REG_RETVAL notes.
11628 (divsi3, mulsi3): Likewise.
11629 (mulhisi3): Likewise. Use emit_libcall_block.
11630 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11632 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11634 PR rtl-optimization/32481
11635 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11637 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11639 * dce.c (deletable_insn_p_1): New function, split out from...
11640 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11641 specially, not those inside PARALLELs. Remove BODY argument
11642 and adjust recursive call accordingly.
11643 (prescan_insns_for_dce): Update call to delete_insn_p.
11645 2007-06-27 Richard Guenther <rguenther@suse.de>
11647 PR middle-end/32492
11648 * tree.h (fold_convertible_p): Declare.
11649 * fold-const.c (fold_convertible_p): New function.
11650 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11651 instead of lang_hooks.types_compatible_p.
11653 2007-06-26 Jan Hubicka <jh@suse.cz>
11655 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11656 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11657 early use validate_unshare_change.
11658 (reload_combine): Likewise.
11659 * recog.c (change_t): New field unshare.
11660 (validate_change_1): Rename from validate_change; add argument unshare.
11661 (validate_change): Turn into wrapper of validate_change_1; update
11662 prototype for bools.
11663 (validate_unshare_change): New.
11664 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11665 calls of df_insn_rescan.
11666 * recog.h (validate_change): Replace ints by bools.
11667 (validate_unshare_change): Declare.
11669 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11671 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11673 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11675 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11677 2007-06-25 Jan Hubicka <jh@suse.cz>
11679 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11681 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11682 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11683 places other call site specific checks are performed.
11685 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11688 * tree-vect-transform.c (vectorizable_operation): Convert
11689 POINTER_PLUS_EXPR over to PLUS_EXPR.
11691 2007-06-25 Chao-ying Fu <fu@mips.com>
11693 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11694 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11695 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11696 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11698 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11699 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11700 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11701 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11702 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11703 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11704 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11705 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11706 ALL_FIXED_POINT_MODE_P): New define.
11707 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11709 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11711 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11712 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11713 MODE_VECTOR_UACCUM): New mode classes.
11715 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11716 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11717 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11720 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11721 (blank_mode): Initialize ibit and fbit.
11722 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11723 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11725 (new_adjust): Change required_class to required_class_from and
11726 required_class_to for testing within a range.
11727 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11728 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11729 MODE_VECTOR_UACCUM.
11730 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11731 (make_fixed_point_mode): New.
11732 (_ADD_ADJUST): Change C to C1 and C2.
11733 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11734 use a range for machine classes.
11735 (ADJUST_IBIT, ADJUST_FBIT): New.
11736 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11738 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11739 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11740 Emit adjustment for ibit and fbit.
11741 (emit_mode_ibit, emit_mode_fbit): New.
11742 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11744 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11746 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11747 as the source of the set.
11749 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11751 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11752 FP_REGNO_P): Use IN_RANGE.
11753 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11754 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11755 (DATA_REG_P): Use DATA_REGNO_P.
11756 (FP_REG_P): Use FP_REGNO_P.
11757 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11758 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11759 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11761 2007-06-24 Jan Hubicka <jh@suse.cz>
11763 PR middle-end/30563
11764 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11766 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11768 PR middle-end/32461
11769 * fold-const.c (fold_binary): Strip nops of operand 0
11770 of BIT_NOT_EXPR before calling operand_equal_p.
11771 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11772 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11774 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11776 * doc/extend.texi: Document that dllimport and dllexport imply
11777 default visibility.
11778 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11779 imported or exported declaration, including type declarations.
11780 * c-common.c (handle_visibility_attribute): Check for conflicts
11781 with dllimport/dllexport.
11782 (c_determine_visibility): Handle dllimport/dllexport as an
11783 explicit visibility atttribute.
11785 2007-06-23 Richard Guenther <rguenther@suse.de>
11787 PR tree-optimization/16876
11788 PR middle-end/29478
11789 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11791 * tree-inline.c (initialize_inlined_parameters): Do not call
11792 lang_hooks.tree_inlining.convert_parm_for_inlining.
11793 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11794 reason for mismatched types.
11795 * gimplify.c (gimplify_call_expr): Verify the call expression
11796 arguments match the called function type signature. Otherwise
11797 mark the call expression to be not considered for inlining
11798 using CALL_CANNOT_INLINE_P flag.
11799 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11800 edges call expression.
11801 (cgraph_decide_inlining_of_small_function): Likewise.
11802 (cgraph_decide_inlining): Likewise.
11803 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11805 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11806 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11807 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11808 Remove declaration.
11809 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11810 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11812 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11813 convert_parm_for_inlining member.
11815 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11818 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11819 Remove optimization for GT.
11821 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11823 PR middle-end/32437
11824 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11826 (prescan_insns_for_dce): Add extra parameter.
11828 2007-06-23 Jan Hubicka <jh@suse.cz>
11830 PR middle-end/31541
11831 * gimplify.c (mark_addressable): New function.
11832 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11834 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11836 PR middle-end/32374
11837 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11839 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11842 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11843 moves between MMX/SSE registers to at least 8 units to prevent
11844 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11846 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11848 * config/i386/i386.c (override_options): Correct x86_sahf
11851 2007-06-21 David Daney <ddaney@avtrex.com>
11854 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11855 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11856 (exception_receiver): Renamed to ...
11857 (nonlocal_goto_receiver): ... this.
11859 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11861 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11862 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11863 partial register accesses.
11865 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11867 * fold-const.c (debug_fold_checksum): Move it under
11868 ENABLE_FOLD_CHECKING.
11870 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11872 PR middle-end/20623
11873 * tree.h (debug_fold_checksum): Declared.
11874 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11875 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11876 build_fold_addr_expr_with_type_1.
11877 (fold_addr_expr, debug_fold_checksum): New.
11878 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11879 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11880 Use fold_addr_expr.
11882 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11884 PR tree-optimization/19590
11885 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11886 of scev is a constant.
11888 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11890 * df-problems.c (df_note_bb_compute): Made computation of live
11891 info consistent with df_lr.
11893 2007-06-21 Richard Guenther <rguenther@suse.de>
11895 PR tree-optimization/32453
11896 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11897 for pointer anti-range.
11899 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11901 * config/i386/i386.c (processor_target_table): Increase maximum
11902 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11905 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11906 byte alignment if > 8 byte alignment is preferred.
11907 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11909 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11911 PR tree-optimization/31866
11912 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11913 if ASM_EXPR's input is not a SSA_NAME.
11915 PR middle-end/32362
11916 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11917 but decl is a global var, instead return decl.
11918 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11919 even for is_global_var decls, if they are private in some outer
11922 2007-06-21 Richard Guenther <rguenther@suse.de>
11924 PR tree-optimization/32451
11925 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11927 2007-06-21 Christian Bruel <christian.bruel@st.com>
11929 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11930 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11931 (push_regs): Changed saving order or banked registers.
11932 (sh_expand_epilogue): Likewise.
11933 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11934 (FIRST_BANKED_REG): Likewise.
11935 (LAST_BANKED_REG): Likewise.
11936 * config/sh/sh.md (banked) New attribute.
11937 (in_delay_slot): Check banked attribute.
11939 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11941 PR tree-optimization/32075
11942 * tree-data-ref.c (subscript_dependence_tester_1,
11943 analyze_miv_subscript, analyze_overlapping_iterations,
11944 add_distance_for_zero_overlaps, build_classic_dist_vector,
11945 subscript_dependence_tester_1, analyze_overlapping_iterations,
11946 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11947 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11948 to evolution_function_is_affine_multivariate_p.
11950 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11952 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11954 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11957 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11959 * config/m32c/prologue.md (epilogue_exitd_16): New.
11960 (epilogue_reit_16): New.
11961 (epilogue_exitd): Rename to epilogue_exitd_24.
11962 (epilogue_reit): Rename to epilogue_reit_24.
11964 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11965 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11967 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11969 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11970 if dbg_cnt (sched_insn) reaches the limit.
11971 (choose_ready): New parameter INSN_PTR and new return value.
11972 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11973 the new return value from choose_ready.
11974 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11975 (rest_of_handle_global_alloc): New global_alloc_at_func.
11977 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11979 PR tree-optimization/25737
11980 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11981 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11982 * tree-flow.h (struct fieldoff): Add new field alias_set.
11983 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11984 argument addressable_type. Set alias_set of fieldoff.
11985 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11986 (create_overlap_variables_for): Pass alias_set from fieldoff to
11988 * alias.c (get_alias_set): Use alias_set from SFT if set.
11990 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11992 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11993 of a variable as an unsigned HOST_WIDE_INT integer.
11995 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11997 PR rtl-optimization/32405
11998 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12000 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12002 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12004 PR middle-end/31959
12005 * builtins.c: Include diagnostic.h.
12006 (expand_builtin_expect): Make gcc_assert more permissive.
12007 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12009 PR inline-asm/32109
12010 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12013 PR middle-end/32285
12014 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12015 if ACCUMULATE_OUTGOING_ARGS.
12017 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12019 * config/m68hc11/m68hc11.c: Include dataflow header file.
12020 (m68hc11_reorg): Port to dataflow.
12022 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12024 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12025 (struct df_problem.free_blocks_on_set_blocks): New field.
12026 (struct dataflow.optional_p): New field.
12027 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12028 (df_live_set_all_dirty): New function.
12029 * df-scan.c (df_scan_alloc): Initialize optional_p.
12030 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12031 * df-core.c (df_set_blocks): Removed use of
12032 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12033 df_problem.free_blocks_on_set_blocks to determine which blocks are
12035 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12036 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12037 uses dataflow.optional_p to determine if problem should be
12039 (rest_of_handle_df_initialize): Only start live problem if
12041 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12042 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12043 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12044 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12045 problem_NOTE): Initialize free_blocks_on_set_blocks.
12046 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12048 (df_live_set_all_dirty, df_note_alloc): New function.
12049 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12051 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12052 * postreload.c (reload_combine): Ditto.
12053 * cse.c (cse_extended_basic_block): Ditto.
12054 * regmove.c (mark_flags_life_zones): Ditto.
12055 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12056 erase_matching_seqs): Ditto.
12057 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12058 * integrate (allocate_initial_values): Ditto.
12059 * combine.c (reg_dead_at_p): Ditto.
12060 * resource.c (mark_target_live_regs): Ditto.
12061 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12062 * config/sh/sh.c (find_r0_life_regions): Ditto.
12063 * global.c (rest_of_handle_global_alloc): Only add back df_live
12065 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12066 df_live for -O > 1.
12067 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12069 (if_convert): Make sure df_live is there at -O == 1.
12070 (pass_if_after_combine): Cleanup flags.
12071 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12072 is there at -O == 1.
12074 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12076 * config/arm/arm.c (arm_get_frame_offsets): Set
12077 offsets->locals_base to avoid negative stack size.
12078 (thumb1_expand_prologue): Assert on negative stack size.
12080 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12082 PR tree-optimization/32367
12083 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12084 of the chrec has no evolution in that loop.
12085 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12087 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12089 * config/xtensa/xtensa.c: Include "df.h".
12090 (xtensa_builtin_saveregs): Use adjust_address instead of
12092 (xtensa_va_start): Invoke make_tree with sizetype for
12093 expand_builtin_saveregs and then convert the result to a pointer.
12094 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12095 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12096 Subtract argument size from index value as integers and then use
12097 POINTER_PLUS_EXPR to add the result to the array address.
12099 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12102 * config/m32c/m32c.c: Include dataflow header file.
12103 (m32c_emit_prologue): Adjust for prologue insn change.
12104 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12105 once inside a PARALLEL. Assume frame size passed in operand 0
12106 includes space to save the fb register.
12107 (prologue_enter_24): Likewise.
12108 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12110 2007-06-19 David Daney <ddaney@avtrex.com
12113 * config/mips/mips.md (cprestore): Mark $gp as used.
12115 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12118 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12119 (frv_ifcvt_modify_insn): Likewise.
12121 2007-06-19 Richard Guenther <rguenther@suse.de>
12123 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12124 only handle positive offsets that fit in a HOST_WIDE_INT.
12126 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12128 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12129 result of rsqrt insn for zero input argument to avoid NaN.
12131 2007-06-19 Richard Guenther <rguenther@suse.de>
12133 PR middle-end/31950
12134 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12136 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12138 PR tree-optimization/32353
12139 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12141 2007-06-19 Nick Clifton <nickc@redhat.com>
12143 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12145 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12148 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12149 * config/i386/i386.c (assign_386_stack_local): Assert that
12150 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12151 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12152 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12153 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12155 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12157 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12159 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12161 PR rtl-optimization/32321
12162 * gcse.c (replace_store_insn): Update the note before
12163 calling emit_insn_after.
12165 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12167 PR middle-end/32355
12168 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12170 * df-problems.c (df_note_bb_compute): Fix dumping info.
12172 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12174 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12175 insn with emit_jump_insn.
12177 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12179 PR tree-optimization/32383
12180 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12181 * targhooks.h (default_builtin_reciprocal): Update prototype.
12182 * target.h (struct gcc_target): Update builtin_reciprocal.
12183 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12184 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12185 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12186 when fndecl is in BUILT_IN_MD class.
12187 (execute_convert_to_rsqrt): Ditto.
12189 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12190 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12191 Convert BUILT_IN_SQRTF code only when md_fn is false.
12193 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12195 * bt-load.c (move_btr_def): Fix the order of arguments
12196 to validate_replace_rtx.
12198 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12200 * config/m68k/m68k-devices.def: Add 54450..54455.
12202 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12204 PR rtl-optimization/32366
12205 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12206 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12209 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12211 PR middle-end/32349
12212 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12213 this is true, rescan insn being modified.
12214 (sms_schedule): Added rescan parameter.
12215 (rest_of_handle_sms): Moved freeing of dominance info to before
12216 getting out of cfg_layout.
12218 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12220 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12221 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12224 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12225 FL_CF_EMAC from the entry for isac.
12227 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12228 (const_sibcall_operand): New.
12229 (sibcall_operand): Use it.
12230 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12231 (m68k_isas): ISAC does not imply FPU or EMAC.
12232 (override_options): Add ISA_C logic for symbolic jump & call.
12234 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12236 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12237 return mode from the builtin itself.
12238 (sparc_fold_builtin): Fix cast of zero constant.
12240 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12242 * targhooks.c (default_builtin_reciprocal): New default target hook.
12243 * targhooks.h (default_builtin_reciprocal): Add prototype.
12244 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12245 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12246 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12247 default_builtin_reciprocal.
12249 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12251 PR middle-end/31723
12252 * hooks.c (hook_tree_tree_bool_null): New hook.
12253 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12254 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12255 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12256 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12257 and convert it to reciprocal a*rfunc(b).
12258 (execute_convert_to_rsqrt): New function.
12259 (gate_convert_to_rsqrt): New function.
12260 (pass_convert_to_rsqrt): New pass definition.
12261 * target.h (struct gcc_target): Add builtin_reciprocal.
12262 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12263 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12264 TARGET_BUILTIN_RECIPROCAL.
12265 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12267 * config/i386/i386.h (TARGET_RECIP): New define.
12268 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12269 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12270 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12271 and not optimizing for size.
12272 (*rcpsf2_sse): New insn pattern.
12273 (*rsqrtsf2_sse): Ditto.
12274 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12275 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12276 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12277 and not optimizing for size.
12278 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12279 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12280 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12281 and not optimizing for size.
12282 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12283 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12284 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12285 and not optimizing for size.
12286 (*sse_rsqrtv4sf2): Do not export.
12287 (sqrtv4sf2): Ditto.
12288 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12289 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12290 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12291 and not optimizing for size.
12292 (sqrtv4sf2): Ditto.
12293 * config/i386/i386.opt (mrecip): New option.
12294 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12295 (ix86_emit_swsqrtsf): Ditto.
12296 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12297 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12298 builtin definition.
12299 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12300 ix86_expand_unop1_builtin.
12301 (ix86_emit_swdivsf): New function.
12302 (ix86_emit_swsqrtsf): Ditto.
12303 (ix86_builtin_reciprocal): New function.
12304 (TARGET_BUILTIN_RECIPROCAL): Use it.
12305 (ix86_vectorize_builtin_conversion): Rename from
12306 ix86_builtin_conversion.
12307 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12308 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12309 "i386 and x86_64 Options" section.
12310 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12312 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12313 Zdenek Dvorak <dvorakz@suse.cz>
12314 Richard Guenther <rguenther@suse.de>
12315 Kaz Kojima <kkojima@gcc.gnu.org>
12317 * tree-vrp.c (compare_values_warnv): Convert val2 to
12319 (extract_range_from_assert): Create
12320 POINTER_PLUS_EXPR for pointer types.
12321 (extract_range_from_binary_expr): Handle
12322 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12324 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12325 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12326 POINTER_PLUS_EXPR as PLUS_EXPR.
12327 (number_of_iterations_lt_to_ne):
12328 For pointer types, use sizetype when
12329 creating MINUS_EXPR/PLUS_EXPRs.
12330 (assert_loop_rolls_lt): For pointer types, use sizetype when
12331 creating MINUS_EXPR/PLUS_EXPRs.
12332 (number_of_iterations_le): Likewise.
12333 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12334 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12335 like PLUS_EXPR and MINUS_EXPR.
12336 * tree-pretty-print.c (dump_generic_node): Handle
12338 (op_prio): Likewise.
12339 (op_symbol_1): Likewise.
12340 * optabs.c (optab_for_tree_code): Likewise.
12341 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12343 * tree-tailcall.c (process_assignment): Mention
12344 POINTER_PLUS_EXPR in a TODO comment.
12345 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12346 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12347 not used with a pointer and an integer type.
12348 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12349 increment using chrec_convert_rhs instead of chrec_convert.
12350 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12351 PLUS_EXPR except for the right hand side's type will be
12353 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12354 (fold_used_pointer_cast): Kill.
12355 (pointer_offset_p): Kill.
12356 (fold_used_pointer): Kill.
12357 (pointer_used_p): Kill.
12358 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12359 call fold_used_pointer.
12360 (instantiate_parameters_1): Convert the increment
12361 using chrec_convert_rhs instead of chrec_convert.
12362 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12363 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12364 instead of PLUS_EXPR.
12365 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12366 PLUS_EXPR for pointers.
12367 (std_gimplify_va_arg_expr): Likewise.
12368 (fold_builtin_memory_op): Likewise.
12369 (fold_builtin_strstr): Likewise.
12370 (fold_builtin_strchr): Likewise.
12371 (fold_builtin_strrchr): Likewise.
12372 (fold_builtin_strpbrk): Likewise.
12373 (expand_builtin_memory_chk): Likewise.
12374 (fold_builtin_memory_chk): Likewise.
12375 (std_expand_builtin_va_start): Use
12376 sizetype for the call to make_tree and then convert
12377 to the pointer type.
12378 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12379 instead of PLUS_EXPR for adding to a pointer.
12380 (std_gimplify_va_arg_expr): Use fold_build2 for
12381 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12382 the operands to sizetype first and then cast the BIT_AND_EXPR
12383 back to the pointer type.
12384 * fold-const.c (build_range_check): Handle pointer types
12386 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12387 of PLUS_EXPR's. Make sure the offset is converted to
12389 (try_move_mult_to_index): Strip the NOPs from the offset.
12390 Remove code argument and replace all uses with PLUS_EXPR.
12391 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12392 specially. Don't use a pointer type for MINUS_EXPR.
12393 (fold_unary): Handle for (T1)(X op Y),
12394 only p+ as that is the only as that can be handled for
12395 binary operators now.
12396 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12398 <case PLUS_EXPR>: Add folding of PTR+INT into
12400 Don't call try_move_mult_to_index.
12401 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12402 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12403 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12404 Don't call try_move_mult_to_index.
12405 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12406 (tree_expr_nonzero_p): Likewise.
12407 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12408 of PLUS_EXPR for the complex expression folding.
12409 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12410 first chrec is a pointer type, then the second should
12411 be sizetype and not the first's type.
12412 For POINTER_PLUS_EXPR, use a different right hand side type.
12413 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12414 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12415 different right hand side type.
12416 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12417 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12418 instead of PLUS_EXPR.
12419 When either operand is zero, convert the other operand.
12420 (chrec_apply): Use chrec_convert_rhs
12421 on the argument x instead of chrec_convert.
12422 (reset_evolution_in_loop): For pointer types, the new_evol
12423 should be sizetype.
12424 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12425 different right hand side type.
12426 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12427 (chrec_convert_rhs): New function.
12428 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12429 different right hand side type.
12430 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12431 * tree-chrec.h (chrec_convert_rhs): New prototype.
12432 (build_polynomial_chrec): For pointer types, the right hand
12433 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12434 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12435 Remove subtraction case as it is always addition now.
12436 Make sure the offset is converted to sizetype.
12437 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12438 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12439 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12440 PLUS_EXPR in pointer type.
12441 Handle POINTER_PLUS_EXPR.
12442 (tree_to_aff_combination): Likewise.
12443 (force_expr_to_var_cost): Likewise.
12444 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12445 instead of PLUS_EXPR for pointers.
12446 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12447 instead of PLUS_EXPR of pointer types.
12448 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12450 (check_va_list_escapes): Likewise.
12451 (check_all_va_list_escapes): Likewise.
12452 * dwarf2out.c (loc_descriptor_from_tree_1):
12453 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12454 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12455 (string_constant): Likewise.
12456 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12457 the offset to the base, use POINTER_PLUS_EXPR.
12458 (add_to_parts): Convert the index to sizetype.
12459 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12460 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12461 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12462 Offset only holds something for PLUS_EXPR.
12463 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12465 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12467 (analyze_accesses_for_modify_stmt): Likewise.
12468 Remove comment about the type being integral type as it is
12470 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12472 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12474 Correct the type which the artimentic is done in (is now
12477 * tree-data-ref.c (split_constant_offset): Handle
12479 * tree-affine.c (tree_to_aff_combination): Likewise.
12480 * c-typeck.c (build_unary_op): For pointers create the increment
12481 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12483 * gimplify.c (gimplify_self_mod_expr): Create a
12484 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12485 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12486 * tree.def (POINTER_PLUS_EXPR): New tree code.
12487 * tree-predcom.c (ref_at_iteration): If we have a pointer
12488 type do the multiplication in sizetype.
12489 * tree-mudflap.c (mf_xform_derefs_1): Create a
12490 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12491 * tree-ssa-forwprop.c
12492 (forward_propagate_addr_into_variable_array_index):
12493 Don't expect there to be a cast for the index as that
12494 does not exist anymore.
12495 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12496 instead of PLUS_EXPR.
12497 Don't check for the first operand of the POINTER_PLUS_EXPR
12498 was the index as it cannot be.
12499 Call forward_propagate_addr_into_variable_array_index with
12500 the SSA_NAME instead of the statement.
12501 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12502 (compare_constant): Likewise.
12503 (copy_constant): Likewise.
12504 (compute_reloc_for_constant): Likewise.
12505 (output_addressed_constants): Likewise.
12506 (initializer_constant_valid_p): Likewise.
12507 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12508 Convert the MIN/MAX of the inner type to the outer
12509 type before comparing them.
12510 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12511 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12512 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12513 of PLUS_EXPR for pointers.
12514 * tree-inline.c (estimate_num_insns_1): Handle
12516 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12517 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12518 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12519 instead of PLUS_EXPR for the pointer increment statement.
12520 (vect_update_ivs_after_vectorizer): For pointer types, create
12521 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12522 MULT_EXPR in sizetype.
12523 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12525 * tree-object-size.c (plus_expr_object_size): Handle
12526 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12527 code which is trying to figure out which side is a pointer and
12529 (check_for_plus_in_loops_1): Likewise.
12530 (check_for_plus_in_loops): Likewise.
12531 * c-common.c (pointer_int_sum): Create a
12532 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12533 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12534 only POINTER_PLUS_EXPR. Removing all the extra
12535 code which is trying to figure out which side is a pointer and
12537 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12538 PLUS_EXPR and MINUS_EXPR.
12539 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12541 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12542 with make_tree, instead of a pointer type.
12543 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12544 for pointers instead of PLUS_EXPR.
12545 (s390_gimplify_va_arg): Likewise.
12546 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12547 instead of PLUS_EXPR when doing addition on pointer
12548 types. Use sizetype for the second operand.
12549 (spu_gimplify_va_arg_expr): Likewise.
12550 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12551 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12552 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12553 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12554 for the pointer addition and also use size_int/sizetype
12556 (ix86_gimplify_va_arg): Likewise.
12557 Perform BIT_AND_EXPR on sizetype arguments.
12558 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12559 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12560 for the pointer additions and also use size_int for the offsets.
12561 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12562 additions and also use size_int for the offsets. Perform
12563 BIT_AND_EXPR on sizetype arguments.
12564 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12565 POINTER_PLUS_EXPR for pointers and create the
12566 BIT_AND_EXPR in sizetype.
12567 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12568 instead of PLUS_EXPR for pointer addition.
12569 (rs6000_va_start): Likewise.
12570 Also use sizetype for the offset.
12571 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12572 as PLUS_EXPR/MINUS_EXPR.
12573 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12574 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12575 Don't use BIT_AND_EXPR on a pointer type, convert the
12576 expression to sizetype first.
12577 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12579 (mips_gimplify_va_arg_expr): Likewise.
12580 Don't create BIT_AND_EXPR in a pointer type.
12582 2007-06-15 Eric Christopher <echristo@apple.com>
12584 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12585 (x86_64-*-darwin*): Ditto.
12586 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12589 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12591 * doc/extend.texi: Document behavior of __attribute__((aligned))
12594 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12596 * rtlanal.c (note_stores): Improve documentation.
12598 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12600 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12601 LOCAL_LABEL_PREFIX): Delete.
12602 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12603 (bfin_internal_label): Delete.
12605 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12607 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12608 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12609 otherwise define to LIBGCC2_TF_CEXT.
12610 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12611 (LIBGCC_TF_CEXT): Ditto.
12614 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12616 PR rtl-optimization/32339
12617 * df-scan.c (df_uses_record): Don't modify flags but just add to
12618 it for df_ref_record.
12620 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12622 * tree-mudflap.c: Fix whitespace issues.
12624 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12626 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12628 2007-06-14 Eric Christopher <echristo@apple.com>
12630 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12631 (movv4sf): Use gcc_unreachable instead of abort.
12633 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/sfp-machine.h (CMPtype): New define.
12637 (mach stubs): Use CMPtype instead of int as a return type.
12639 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12641 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12642 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12643 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12644 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12645 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12646 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12647 config/soft-fp/soft-fp.h: Update from glibc CVS.
12649 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12651 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12653 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12656 * config/v850/v850.c: Include dataflow header file.
12657 (substitute_ep_register): Fix typo.
12659 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12661 * configure.ac: Fix earlier checkin.
12662 * configure: Regenerated.
12664 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12666 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12667 * aclocal.m4: Regenerate.
12668 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12669 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12670 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12671 * configure: Regenerate.
12672 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12674 * Makefile.in (quickstrap): Build libgcc too.
12676 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12678 * configure.ac: Add --enable-checking=df. Explicitly mention that
12679 the variables are initialized as for "release".
12680 * df-core.c: Use it.
12681 * configure: Regenerate.
12682 * config.in: Regenerate.
12684 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12686 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12687 validate_replace_rtx instead of replace_rtx.
12688 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12690 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12692 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12693 (DWARF2_UNWIND_INFO): Override default if configured with
12695 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12696 (ENDFILE_SPEC): Add crtend.o.
12697 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12698 (ENDFILE_SPEC): Add crtend.o.
12699 (TARGET_USE_JCR_SECTION): Define.
12700 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12702 * config/i386/cygming-crtbegin.c: New file.
12703 * config/i386/cygming-crtend.c: New file.
12705 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12707 * config/i386/w32-unwind.h: New file.
12709 2007-06-13 Eric Christopher <echristo@apple.com>
12711 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12712 the user set a value below STACK_BOUNDARY.
12714 2007-06-13 Thiemo Seufer <ths@networkno.de>
12716 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12717 imply -lpthread for -pthread.
12719 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12721 * basic-block.h: Remove the prototype for
12722 free_basic_block_vars.
12723 * cfglayout.h: Remove the prototype for
12724 insn_locators_initialize.
12725 * tree.h: Remove the prototype for emit_line_note.
12727 * tree-ssa-pre.c (mergephitemp): Remove.
12728 (init_pre): Don't use mergephitemp.
12730 2007-06-13 Eric Christopher <echristo@apple.com>
12732 * config/i386/i386.c (override_options): If we've specified
12733 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12735 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12737 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12740 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12742 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12743 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12744 (eh_store_handler): New pattern.
12745 (eh_return): Emit it instead of a plain move.
12747 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12749 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12750 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12751 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12754 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12756 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12757 (find_next_insn_start, find_load): New functions.
12758 (bfin_reorg): Use them to deal with the fact that parallel insns are
12759 no longer represented as a SEQUENCE.
12761 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12763 * config/sparc/sparc.c (sparc_override_options): Initialize
12764 fpu mask correctly.
12766 2007-06-13 Dave Korn <dave.korn@artimi.com>
12768 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12771 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12773 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12774 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12775 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12776 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12777 tree-vect-transform.c: Fix comment typos. Follow spelling
12780 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12782 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12783 to the exit block use set.
12784 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12785 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12786 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12788 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12790 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12791 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12792 to indicate an error.
12793 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12795 (dbg_cnt_process_opt): Print an error on a bad argument.
12796 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12797 * common.opt (-fdbg-cnt-list): New.
12798 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12800 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12802 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12803 flag on ref-all pointers.
12805 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12807 PR middle-end/31579
12808 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12809 for the offset with the modifier as EXPAND_INITIALIZER
12810 if the modifier is EXPAND_INITIALIZER.
12811 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12812 a register if we had an overflow.
12814 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12816 * real.c (real_isfinite): New.
12817 (real_sqrt): Use it.
12818 * real.h (real_isfinite): New.
12819 * builtins.c: Use it.
12821 2007-06-12 Ian Lance Taylor <iant@google.com>
12822 Daniel Berlin <dberlin@dberlin.org>
12825 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12826 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12827 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12828 (DECL_NO_TBAA_P): Define.
12829 (struct tree_decl_common): Add no_tbaa_flag field.
12830 * tree-ssa-structalias.c (struct variable_info): Add
12831 no_tbaa_pruning field.
12832 (new_var_info): Initialize no_tbaa_pruning field.
12833 (unify_nodes): Copy no_tbaa_pruning field.
12834 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12835 (dump_solution_for_var): Print no_tbaa_pruning flag.
12836 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12838 (compute_tbaa_pruning): New static function.
12839 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12840 Call compute_tbaa_pruning.
12841 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12842 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12843 * gimple-low.c (lower_stmt): Likewise.
12844 * tree-gimple.c (is_gimple_stmt): Likewise.
12845 * tree-ssa-operands.c (get_expr_operands): Likewise.
12846 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12847 * tree-inline.c (estimate_num_insns_1): Likewise.
12848 (copy_result_decl_to_var): Likewise.
12849 * expr.c (expand_expr_real_1): Likewise.
12850 * tree-pretty-print.c (dump_generic_node): Likewise.
12851 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12852 * omp-low.c (omp_copy_decl_2): Likewise.
12853 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12854 * doc/c-tree.texi (Expression trees): Document
12855 CHANGE_DYNAMIC_TYPE_EXPR.
12857 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12859 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12860 with !HONOR_NANS and !HONOR_INFINITIES.
12861 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12863 2007-06-12 Tristan Gingold <gingold@adacore.com>
12865 * gcov.c: Comments updated.
12866 (source_info): Add file_time field.
12867 (source_index): New variable.
12868 (mutiple_files): New variable.
12869 (generate_results): New function extracted from process_file.
12870 (process_file): Save and restore chain of functions, generate
12871 results and free structures only if not merging results.
12872 (release_structures): File names are now freed in create_file_names
12873 (create_file_names): Free previous file names.
12874 (find_source): File date is now read here and modifications in
12875 source files is checked here.
12876 (read_graph_file): Only reverse order of functions for the current
12878 (make_gcov_file_name): Do not generate long names if input_name is
12880 (output_lines): If merging results do not display graph, data and
12882 Checking source file modification is done in find_source.
12884 * doc/gcov.texi: Append an s to sourcefile.
12886 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12888 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12889 (forced_nop): New pattern.
12890 * config/bfin/bfin.c: Include "df.h".
12891 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12892 (bfin_discover_loop): Use df_get_live_in instead of
12893 global_live_at_start.
12894 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12895 df_analyze when done.
12896 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12897 the insns. Use QImode for the final insn in a bundle. Call
12898 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12900 (reorder_var_tracking_notes): New function.
12901 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12902 update_life_info. Call df_analyze after scheduling and bundle
12903 generation. Call reorder_var_tracking_notes if generating these
12904 notes. Call df_finish_pass at the end.
12906 2007-06-12 Dirk Mueller <dmueller@suse.de>
12908 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12909 a comparison, not an assignment.
12911 2007-06-12 Olivier Hainque <hainque@adacore.com>
12913 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12914 Request walking the subtrees only, leaving the current is_lhs/val_only
12916 (convert_non_local_reference): Likewise.
12918 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12920 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12922 2007-06-12 Richard Guenther <rguenther@suse.de>
12924 PR tree-optimization/15353
12925 PR tree-optimization/31657
12926 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12927 * timevar.def: Add TV_TREE_IFCOMBINE.
12928 * tree-pass.h (pass_tree_ifcombine): Declare.
12929 * tree-ssa-ifcombine.c: New file.
12930 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12931 * tree-flow.h (blocks_in_phiopt_order): Declare.
12932 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12933 (tree-ssa-ifcombine.o): New dependencies.
12935 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12937 PR rtl-optimization/32293
12938 * combine.c (simplify_if_then_else): Truncate return from
12939 nonzero_bits() to correct mode.
12941 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12943 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12944 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12946 2007-06-11 Diego Novillo <dnovillo@google.com>
12948 * Makefile.in (reload1.o-warn): Remove.
12950 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12952 * combine.c (subst): Use reg_overlap_mentioned_p
12953 instead of comparing register numbers directly.
12955 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12957 * reload1.c (mark_home_live_1): Use the mode parameter.
12959 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12961 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12962 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12964 * df-core.c: Ditto.
12966 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12968 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12970 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12972 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12973 from integer registers.
12974 (FP mode splitters): Handle TFmode.
12976 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12978 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12979 for ref-all pointers that point-to anything.
12981 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12983 * config/arm/arm.c (arm_output_dwarf_dtprel,
12984 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12986 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12988 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12989 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12992 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12994 * tree.c (signed_or_unsigned_type_for): New.
12995 (unsigned_type_for): Use signed_or_unsigned_type_for.
12996 (signed_type_for): Use signed_or_unsigned_type_for.
12997 * tree.h (signed_or_unsigned_type_for): New.
12998 (get_signed_or_unsigned_type): Remove.
12999 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13000 lang_hooks.types.signed_type
13001 (size_diffop): Likewise.
13002 (all_ones_mask_p): Likewise.
13003 (build_range_check): Likewise.
13004 (fold_cond_expr_with_comparison): Likewise.
13005 (fold_cond_expr_with_comparison): Likewise.
13006 (unextend): Likewise.
13007 (extract_muldiv_1): Likewise.
13008 (fold_single_bit_test_into_sign_test): Likewise.
13009 (fold_binary): Likewise.
13010 (fold_ternary): Likewise.
13011 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13012 instead of get_signed_or_unsigned_type.
13013 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13014 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13015 * expr.c (signed_or_unsigned_type_for): Use
13016 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13017 * langhooks.c (get_signed_or_unsigned_type): Remove.
13018 (lhd_signed_or_unsigned_type): Remove.
13019 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13020 signed_or_unsigned_type.
13021 (lhd_signed_or_unsigned_type): Remove.
13022 * expmed.c (make_tree): Use signed_type_for instead of
13023 lang_hooks.types.signed_type.
13024 * c-common.c (same_scalar_type_ignoring_signedness): Use
13025 c_common_signed_type instead of lang_hooks.types.signed_type.
13026 (c_common_unsigned_type): New.
13027 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13028 (shorten_compare): Use c_common_unsigned_type instead of
13029 c_common_signed_or_unsigned_type.
13030 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13032 * convert.c (convert_to_integer): Use signed_type_for instead of
13033 lang_hooks.types.signed_type.
13034 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13035 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13036 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13037 * c-format.c (check_format_types): Use c_common_unsigned_type
13038 instead of unsigned_type_for.
13039 * c-decl.c (groakdeclarator): Likewise.
13040 * c-typeck.c (convert_for_assignment): Likewise.
13041 * c-common.h (c_common_unsigned_type): New.
13043 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13046 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13047 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13049 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13051 PR middle-end/32279
13052 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13053 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13055 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13056 Sebastian Pop <sebpop@gmail.com>
13058 * lambda-code.c (remove_iv): New.
13059 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13061 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13063 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13064 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13065 * tree-ssa-loop-prefetch.c: Include optabs.h.
13066 (FENCE_FOLLOWING_MOVNT): New macro.
13067 (struct mem_ref): Add independent_p and storent_p fields.
13068 (record_ref): Initalize the new fields.
13069 (gather_memory_references_ref): Return true if the reference
13071 (gather_memory_references): Check whether all memory accesses
13072 in loop were recorded.
13073 (should_issue_prefetch_p): Return false for nontemporal stores.
13074 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13075 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13076 (determine_loop_nest_reuse): Detect independent memory references.
13077 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13078 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13079 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13080 * config/i386/i386.h (x86_mfence): Declare.
13081 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13082 * config/i386/i386.c (x86_mfence): New variable.
13083 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13085 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13086 * optabs.c (init_optabs): Initialize storent_optab.
13087 * optabs.h (enum optab_index): Add OTI_storent.
13088 (storent_optab): Declare.
13089 * genopinit.c (optabs): Add initialization for storent_optab.
13090 * tree.h (MOVE_NONTEMPORAL): New macro.
13091 * expr.c (expand_assignment, store_expr, store_constructor_field,
13092 store_constructor, store_field, expand_expr_real_1): Propagate
13093 nontemporality of the expanded store.
13094 (emit_storent_insn): New function.
13095 * expr.h (expand_assignment, store_expr): Declaration changed.
13096 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13097 to expand_assignment.
13098 * stmt.c (expand_asm_expr): Ditto.
13099 * calls.c (initialize_argument_information): Pass false as
13100 nontemporality to store_expr.
13101 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13104 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13106 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13108 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13110 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13112 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13113 and allow DECL_P here.
13115 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13117 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13118 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13119 track of the size of the expression.
13120 * cfghooks.c (merge_blocks): Remove block from loops structure only
13121 after call of the merge_blocks hook.
13123 2007-06-09 Tom Tromey <tromey@redhat.com>
13125 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13126 (deprecated_state): Removed.
13127 (start_decl): Update.
13128 (enum deprecated_states): Moved earlier.
13129 (groktypename): Update.
13130 (push_parm_decl): Likewise.
13131 (grokfield): Likewise.
13132 (start_function): Likewise.
13134 2007-06-09 Ian Lance Taylor <iant@google.com>
13136 PR tree-optimization/32169
13137 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13138 CONVERT_EXPR, check whether min and max both converted to an
13139 overflow infinity representation.
13141 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13143 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13144 not inserted on the edge.
13146 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13148 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13149 instructions if they are supported.
13150 (__divsi3, __umodsi3, __modsi3): Likewise.
13151 (__ashldi3, __ashrdi3, __lshrdi3): New.
13152 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13154 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13155 Tony Linthicum <tony.linthicum@amd.com>
13157 * doc/invoke.texi: Add fvect-cost-model flag.
13158 * common.opt (fvect-cost-model): New flag.
13159 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13160 cost fields in stmt_vec_info struct for STMT.
13161 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13162 fields in stmt_vec_info struct and access functions for the same.
13163 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13164 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13165 load, store and vector to scalar operation.
13166 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13167 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13168 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13169 (TARG_VEC_STORE_COST): Define cost of vector store.
13170 (vect_estimate_min_profitable_iters): Define new function.
13171 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13172 check to evaluate if loop iterations are less than minimum profitable
13173 iterations determined by cost model or minimum vect loop bound defined
13174 by user, whichever is more conservative.
13175 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13176 run-time check to evaluate if loop iterations are less than minimum
13177 profitable iterations determined by cost model or minimum vect loop
13178 bound defined by user, whichever is more conservative.
13179 (vect_estimate_min_profitable_iterations): New function to estimate
13180 mimimimum iterartions required for vector version of loop to be
13181 profitable over scalar version.
13182 (vect_model_reduction_cost): New function.
13183 (vect_model_induction_cost): New function.
13184 (vect_model_simple_cost): New function.
13185 (vect_cost_strided_group_size): New function.
13186 (vect_model_store_cost): New function.
13187 (vect_model_load_cost): New function.
13188 (vectorizable_reduction): Call vect_model_reduction_cost during
13190 (vectorizable_induction): Call vect_model_induction_cost during
13192 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13193 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13194 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13195 vectorizable_promotion, vectorizable_demotion): Call
13196 vect_model_simple_cost during analysis phase.
13198 2007-06-08 Simon Baldwin <simonb@google.com>
13200 * reg-stack.c (get_true_reg): Readability change. Moved default case
13201 label into direct switch statement scope.
13203 2007-06-08 Simon Baldwin <simonb@google.com>
13205 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13206 in gcc_assert() with '==' comparison.
13208 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13210 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13211 TARGET_ABM handling of x86_popcnt variable.
13213 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13215 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13216 __builtin_copysignq and __builtin_infq built-in functions.
13218 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13220 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13221 SSE4.2 section. Correct built-in function names in SSE4A section.
13223 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13225 PR tree-optimization/32243
13226 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13227 for ncopies after ratio check between nunits_out and nunits_in.
13228 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13230 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13232 PR tree-optimization/32224
13233 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13234 vectorization upon a non GIMPLE_MODIFY_STMT.
13236 2007-06-08 Christian Bruel <christian.bruel@st.com>
13239 * config/sh/sh.md (doloop_end): New pattern and splitter.
13240 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13242 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13244 PR middle-end/32209
13245 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13247 (verify_dominators): Do not change dominance tree.
13249 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13251 * config/sh/constraints.md: New file.
13252 * config/sh/sh.c: Include tm-constrs.h.
13253 (reg_class_from_letter): Remove.
13254 (prepare_cbranch_operands): Use satisfies_constraint_*
13255 function instead of macro.
13256 (andcosts, broken_move, sh_secondary_reload): Likewise.
13257 * config/sh/predicates.md (trapping_target_operand): Likewise.
13258 (and_operand, arith_operand, arith_reg_or_0_operand,
13259 cmp_operand, logical_operand, target_operand,
13260 ua_address_operand, ua_offset, xor_operand): Likewise.
13261 * config/sh/sh.md: Include constraints.md.
13262 (*movsicc_t_false): Use satisfies_constraint_* function
13264 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13265 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13266 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13267 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13268 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13269 (REG_CLASS_FROM_CONSTRAINT): Remove.
13270 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13271 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13272 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13273 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13274 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13275 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13276 function instead of macro.
13277 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13278 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13279 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13280 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13281 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13282 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13283 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13284 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13285 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13286 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13287 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13288 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13289 EXTRA_CONSTRAINT_STR): Likewise.
13290 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13292 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13294 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13296 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13299 * c-common.h (flag_cpp0x): Replaced by...
13300 (cxx_dialect): ... this new variable specifying the C++ dialect that
13302 * c-common.c (flag_cpp0x): Removed.
13303 (cxx_dialect): Defined.
13304 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13306 * c-opts.c (c_common_post_options): Likewise.
13307 (set_std_cxx98): Set cxx_dialect to cxx98.
13308 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13310 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13311 Hui-May Chang <hm.chang@apple.com>
13313 * doc/invoke.texi (Darwin Options): Update documentation for
13314 -mmacosx-version-min.
13315 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13316 * config/darwin-driver.c: New file.
13317 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13318 * config/t-darwin (darwin-driver.o): New rule.
13320 * config/darwin-c.c (version_as_macro): Ignore low digit.
13322 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13324 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13325 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13326 (CSGNMODE): New mode macro.
13327 (CSGNVMODE): New mode attribute.
13328 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13329 expander using CSGNMODE mode macro. Handle TFmode.
13330 (copysign<mode>3_const): Rename from copysignsf3_const and
13331 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13333 (copysign<mode>3_var): Rename from copysignsf3_var and
13334 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13336 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13337 mode macro. Handle TFmode.
13338 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13339 (iortf3, *iortf3): Ditto.
13340 (xortf3, *xortf3): Ditto.
13341 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13342 TFmode and TImode masks.
13343 (ix86_expand_copysign): Expand TFmode copysign insn.
13344 (IX86_BUILTIN_INFQ): New.
13345 (IX86_BUILTIN_FABSQ): Ditto.
13346 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13347 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13348 [__builtin_fabsq]: Ditto.
13349 [__builtin_copysignq]: Ditto.
13350 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13351 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13352 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13353 ix86_expand_binop_builtin().
13355 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13357 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13359 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13362 * rtl.h (push_to_sequence2): New.
13363 * emit-rtl.c (push_to_sequence2): New.
13364 * function.c (assign_parm_data_all): Add new fields.
13365 (assign_parm_setup_block): Call push_to_sequence2 instead of
13367 (assign_parm_setup_reg): Ditto.
13368 (assign_parm_setup_stack): Ditto.
13369 (assign_parms_unsplit_complex): Ditto.
13370 (assign_parms): Change field name.
13372 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13374 PR tree-optimization/32220
13375 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13376 phi node is reached before defining statement.
13378 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13381 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13382 after changing the right hand side of the assignment.
13384 2007-06-06 Eric Christopher <echristo@apple.com>
13386 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13387 (x86_64-*-darwin*): Ditto.
13388 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13389 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13391 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13393 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13394 coding conventions.
13395 (add_key): Likewise.
13396 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13397 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13399 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13401 (add_cost_one_coalesce): Likewise.
13402 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13403 variable names. Rename orig to orig_name for consistency.
13404 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13405 coding conventions.
13406 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13408 (record_equivalences_from_stmt): Likewise.
13409 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13410 the coding conventions.
13411 (memory_ssa_name_same): Likewise.
13412 (dse_optimize_stmt): Likewise.
13413 (dse_record_phis): Likewise.
13414 (dse_finalize_block): Likewise.
13415 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13416 keywords as variable names.
13417 (may_move_till): Cast according to the coding conventions.
13418 (force_move_till_expr): Avoid using C++ keywords as variable names.
13419 (force_move_till): Cast according to the coding conventions.
13420 (memref_hash): Likewise.
13421 (memref_eq): Likewise.
13422 (gather_mem_refs_stmt): Likewise.
13423 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13424 using C++ keywords as variable names.
13425 (idx_find_step): Cast according to the coding conventions.
13426 (idx_record_use): Likewise.
13427 (find_depends): Likewise.
13428 (prepare_decl_rtl): Likewise.
13429 (mbc_entry_hash): Likewise.
13430 (mbc_entry_eq): Likewise.
13431 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13432 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13433 (idx_infer_loop_bounds): Cast according to the coding conventions.
13434 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13435 * tree-ssa-math-opts.c (occ_new ): Likwise.
13436 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13438 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13440 (add_use_op): Likewise.
13441 (add_vop): Likewise.
13442 (add_vuse_op): Likewise.
13443 (add_vdef_op): Likewise.
13444 (get_expr_operands): Likewise.
13445 (push_stmt_changes): Use type safe memory macros.
13446 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13447 keywords as variable names.
13448 (conditional_replacement): Likewise.
13449 (minmax_replacement): Likewise.
13450 (abs_replacement): Likewise.
13451 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13452 coding conventions.
13453 (insert_fake_stores): Avoid using C++ keywords as variable names.
13454 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13456 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13457 (heapvar_insert): Use type safe memory macros.
13458 (new_var_info): Cast according to the coding conventions.
13459 (new_constraint): Likewise.
13460 (remove_preds_and_fake_succs): Use type safe memory macros.
13461 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13463 (thread_single_edge): Likewise.
13464 (thread_through_loop_header): Likewise.
13466 2007-06-06 Eric Christopher <echristo@apple.com>
13468 * config/i386/i386.c (override_options): Move handling
13469 of TARGET_SUBTARGET* earlier.
13471 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13473 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13476 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13478 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13479 emited outside of basic block.
13480 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13481 the created blocks.
13482 * rtl.h (delete_insn_chain): Declaration changed.
13483 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13485 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13486 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13487 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13488 to delete_insn_chain.
13489 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13490 do not have bb field set.
13491 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13493 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13494 * cfgcleanup.c (try_optimize_cfg): Ditto.
13496 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13498 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13499 (lambda_body_vector_new): Use type safe memory macros.
13500 (lambda_linear_expression_new): Likewise.
13501 (lambda_loopnest_new): Likewise.
13502 (lambda_lattice_new): Likewise.
13503 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13504 conventions. Use type safe memory macros.
13505 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13506 (lambda_body_vector_s): Likewise.
13507 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13508 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13510 2007-06-06 Richard Guenther <rguenther@suse.de>
13512 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13513 if we need to schedule cfg_cleanup.
13514 (tree_ssa_forward_propagate_single_use_vars): Do so.
13516 2007-06-06 Ian Lance Taylor <iant@google.com>
13518 * fold-const.c (merge_ranges): If range_successor or
13519 range_predecessor fail, just return 0.
13521 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13523 PR tree-optimization/32216
13524 * tree-vectorizer.c (supportable_widening_operation): Determine
13525 signedness of FIX_TRUNC_EXPR from output operand.
13526 (supportable_narrowing_operation): Ditto.
13527 * tree-vect-generic.c (expand_vector_operations_1): Determine
13528 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13529 from input operand.
13531 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13533 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13534 (struct pta): ...from here. Change flags to unsigned to avoid
13535 excessive casting (as it is used as a bit mask).
13536 (override_options): Add casts according to the coding convenventions.
13537 (x86_64_elf_unique_section): Likewise.
13538 (examine_argument): Avoid using C++ keywords as variable names.
13539 (construct_container): Likewise.
13540 (legitimize_pic_address): Likewise.
13541 (get_dllimport_decl): Cast according to the coding conventions. Use
13542 type safe memory macros.
13543 (legitimize_address): Cast according to the coding conventions.
13544 (emit_i387_cw_initialization): Corrected the type of slot to enum
13546 (ix86_init_machine_status): Use type safe memory macros.
13547 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13548 (bdesc_pcmpistr): Likewise.
13549 (bdesc_crc32): Likewise.
13550 (bdesc_sse_3arg): Likewise.
13551 (bdesc_2arg): Likewise.
13552 (bdesc_1arg): Likewise.
13553 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13554 (ix86_expand_sse_pcmpistr): Likewise.
13555 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13556 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13557 int to match the langhook definition.
13558 (ix86_builtin_conversion): Change the type of code to unsigned init to
13559 match the langhook definition.
13560 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13562 (ix86_preferred_output_reload_class): Likewise.
13563 (ix86_cannot_change_mode_class): Likewise.
13564 (ix86_memory_move_cost): Likewise.
13565 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13566 avoid excessive casting later on.
13567 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13569 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13571 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13572 as flags setting insn.
13573 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13575 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13577 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13578 (UNSPEC_ROUND): New.
13579 ("sse4_1_round<mode>2"): New insn pattern.
13580 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13582 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13583 expander using SSEMODEF mode macro. Expand using
13584 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13585 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13586 expander using SSEMODEF mode macro. Expand using
13587 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13588 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13589 expander using SSEMODEF mode macro. Expand using
13590 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13591 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13592 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13593 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13596 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13597 Sebastian Pop <sebpop@gmail.com>
13599 * lambda.h (build_linear_expr): New.
13600 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13601 Use build_linear_expr, call fold and force_gimple_operand.
13602 (lambda_loopnest_to_gcc_loopnest): Check that there is
13603 something to insert.
13604 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13606 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13608 PR preprocessor/23479
13609 * doc/extend.texi: Document the 0b-prefixed binary integer
13610 constant extension.
13612 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13614 PR tree-optimization/32215
13615 * tree-vectorizer.c (supportable_widening_operation): Return false
13616 for unsupported FIX_TRUNC_EXPR tree code.
13617 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13619 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13621 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13622 register on SPE targets. Change documentation to reflect
13624 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13625 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13626 out of the register allocation pool.
13627 (rs6000_reg_live_or_pic_offset_p): New function.
13628 (rs6000_emit_prologue): Move the actual saving of LR up to free
13629 r0 for holding r11. Split saving of SPE 64-bit registers into
13630 its own case. Ensure that offsets will always be in-range for
13631 'evstdd' by using r11 as a scratch register to point at the start
13632 of the SPE save area. Save r11 if necessary, as it is the static
13634 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13635 into its own case. Ensure that offsets will always be in-range
13636 for 'evldd' by using r11 as a scratch register to point at the
13637 start of the SPE save area. Also adjust r11 when restoring
13638 the stack pointer to compensate for pre-loading r11.
13640 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13642 * cfg.c (init_flow): Use type safe memory macros.
13643 (alloc_block): Likewise.
13644 (unchecked_make_edge): Likewise.
13645 (dump_flow_info): Avoid using C++ keywords as variable names.
13646 (copy_original_table_clear): Cast according to the coding conventions.
13647 (copy_original_table_set): Likewise.
13648 * cfgexpand (label_rtx_for_bb): Likewise.
13649 (expand_gimple_basic_block): Likewise.
13650 * cfghooks.c (dump_bb): Likewise.
13651 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13653 (lv_add_condition_to_bb): Likewise.
13654 * cfglayout (relink_block_chain): Cast according to the coding
13656 (fixup_reorder_chain): Likewise.
13657 (fixup_fallthru_exit_predecessor): Likewise.
13658 * cfgloop.c (glb_enum_p): Likewise.
13659 (get_exit_description): Likewise.
13660 (dump_recorded_exit): Likewise.
13661 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13662 (struct loop): ... from here.
13663 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13665 * cfgrtl.c (rtl_create_basic_block): Likewise.
13666 (rtl_split_block): Likewise.
13667 (rtl_dump_bb): Likewise.
13668 (cfg_layout_split_block): Likewise.
13669 (init_rtl_bb_info): Use typesafe memory macros.
13671 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13672 * graphds.h: Updated all usages of edge to graph_edge.
13673 * graphds.c: Likewise.
13674 * cfgloopanal.c: Likewise.
13676 2007-06-05 Ian Lance Taylor <iant@google.com>
13678 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13679 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13680 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13682 (test_for_singularity): Likewise.
13684 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13686 * config/i386/constraints.md ("Y2"): Replaced by ...
13688 * config/i386/i386.md: Likewise.
13689 * config/i386/mmx.md: Likewise.
13690 * config/i386/sse.md: Likewise.
13692 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13694 * config/i386/constraints.md ("z"): Replaced by ...
13696 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13697 (sse4_1_blendvps): Likewise.
13698 (sse4_1_pblendvb): Likewise.
13699 (sse4_2_pcmpestr): Likewise.
13700 (sse4_2_pcmpestrm): Likewise.
13701 (sse4_2_pcmpestr_cconly): Likewise.
13702 (sse4_2_pcmpistr): Likewise.
13703 (sse4_2_pcmpistrm): Likewise.
13704 (sse4_2_pcmpistr_cconly): Likewise.
13706 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13708 * matrix-reorg.c (transform_access_sites): Fix computation.
13709 (transform_allocation_sites): Same.
13711 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13713 * config/i386/i386.c (override_options): Use
13714 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13716 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13719 (nonimm_not_xmm0_operand): Ditto.
13720 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13721 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13722 as operand[2] predicate. Require "z" class XMM register for
13723 operand[3]. Adjust asm template.
13724 ("sse4_1_blendvpd"): Ditto.
13725 ("sse4_1_pblendvb"): Ditto.
13726 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13727 force op2 into xmm0 register for variable blend instructions.
13729 2007-06-04 Tom Tromey <tromey@redhat.com>
13731 * c-tree.h (start_enum): Update.
13732 (build_enumerator): Likewise.
13733 * c-decl.c (enum_next_value): Removed.
13734 (enum_overflow): Likewise.
13735 (start_enum): Add c_enum_contents argument. Don't use globals.
13736 (build_enumerator): Likewise.
13737 * c-tree.h (struct c_enum_contents): New struct.
13739 2007-06-04 Tom Tromey <tromey@redhat.com>
13741 * c-common.c (c_common_get_alias_set): Fix indentation.
13743 2007-06-04 Ian Lance Taylor <iant@google.com>
13745 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13746 to overflow, reduce overflow infinity to regular infinity.
13747 (vrp_var_may_overflow): New static function.
13748 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13750 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13752 * stor-layout.c (layout_type): Remove duplicate code.
13754 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13757 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13758 before build_common_builtin_nodes ().
13760 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13763 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13765 2007-06-04 Jan Hubicka <jh@suse.cz>
13767 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13768 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13769 instead of _stat version.
13771 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13773 PR tree-optimization/32194
13774 * tree-predcom.c (determine_offset): Check that both references have
13777 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13779 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13780 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13781 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13782 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13783 Add argument to iterate_fix_dominators call.
13784 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13785 * gcse.c (hoist_code): Change domby to vector.
13786 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13787 Add argument to iterate_fix_dominators call.
13788 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13789 recompute_dominator.
13790 * lambda-code.c (perfect_nestify): Ditto.
13791 * cfgloopanal.c: Include graphds.h.
13792 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13793 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13794 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13796 * graphds.c: New file.
13797 * graphds.h: New file.
13798 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13799 (get_dominated_by, get_dominated_by_region): Change return type to
13801 (verify_dominators): Recompute all dominators and compare the results.
13802 (recount_dominator): Renamed to ...
13803 (recompute_dominator): ... this. Do not check that the block is
13804 dominated by entry.
13805 (iterate_fix_dominators): Reimplemented.
13806 (prune_bbs_to_update_dominators, root_of_dom_tree,
13807 determine_dominators_for_sons): New functions.
13808 * et-forest.c (et_root): New function.
13809 * et-forest.h (et_root): Declare.
13810 * Makefile.in (graphds.o): Add.
13811 (cfgloopanal.o): Add graphds.h dependency.
13812 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13813 * basic-block.h (get_dominated_by, get_dominated_by_region,
13814 iterate_fix_dominators): Declaration changed.
13815 (recount_dominator): Renamed to ...
13816 (recompute_dominator): ... this.
13817 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13818 (thread_through_all_blocks): Do not free dominance info.
13820 2007-06-03 Andreas Schwab <schwab@suse.de>
13822 * config/m68k/m68k.c (override_options): Don't override
13824 * config/m68k/m68k-modes.def (SF, DF): Define to use
13825 motorola_single_format and motorola_double_format, resp.
13826 * real.c (motorola_single_format): Renamed from
13827 coldfire_single_format.
13828 (motorola_double_format): Renamed from coldfire_double_format.
13829 (encode_ieee_extended): Generate a proper canonical NaN image
13830 respecting canonical_nan_lsbs_set.
13831 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13833 * real.h: Adjust declarations.
13835 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13838 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13839 the symbol is generated with the stack protector.
13841 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13843 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13844 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13846 * doc/extend.texi (interrupt): Mention m68k.
13848 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13850 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13851 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13852 (ix86_expand_sse_pcmpestr): Do not check operands for
13853 "register_operand", when insn operand predicate is "register_operand".
13854 (ix86_expand_sse_pcmpistr): Ditto.
13856 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13857 Uros Bizjak <ubizjak@gmail.com>
13859 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13860 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13861 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13862 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13863 * config/i386/constraints.md ("z"): New register constraint
13864 for members of SSE_FIRST_REG class.
13865 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13866 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13867 SSE_FIRST_REG class.
13868 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13869 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13870 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13871 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13872 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13873 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13874 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13875 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13876 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13877 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13878 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13879 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13880 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13881 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13882 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13883 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13884 (struct builtin_description): Change "flag" field to unsigned.
13885 (bdesc_pcmpestr): New builtin description table.
13886 (bdesc_pcmpistr): Likewise.
13887 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13888 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13889 Initialize pcmp[ei]str[im] insns for SSE4.2.
13890 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13891 (ix86_expand_sse_pcmpistr): Likewise.
13892 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13893 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13894 (UNSPEC_PCMPISTR): Likewise.
13895 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13896 (sse4_2_pcmpestri):New isns pattern.
13897 (sse4_2_pcmpestrm): Likewise.
13898 (sse4_2_pcmpestr_cconly): Likewise.
13899 (sse4_2_pcmpistr): New insn patern and splitter.
13900 (sse4_2_pcmpistri):New isns pattern.
13901 (sse4_2_pcmpistrm): Likewise.
13902 (sse4_2_pcmpistr_cconly): Likewise.
13903 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13906 2007-06-01 David Daney <ddaney@avtrex.com>
13908 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13909 LOADGP_ABSOLUTE and not binds_local_p.
13911 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13913 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13915 2007-06-01 Ian Lance Taylor <iant@google.com>
13917 * tree-vrp.c (compare_name_with_value): Always set
13918 used_strict_overflow if we get a result from the variable itself.
13920 2007-06-01 Ian Lance Taylor <iant@google.com>
13922 PR rtl-optimization/31455
13923 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13924 subregs which have a cast between modes which are not tieable.
13926 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13928 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13929 breaks after return statements.
13931 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13933 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13934 only after no_new_pseudos.
13936 2007-05-31 Eric Christopher <echristo@apple.com>
13938 * expr.c (convert_move): Assert that we don't have a BLKmode
13940 (store_expr): Handle BLKmode moves by calling emit_block_move.
13942 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13944 * c-typeck.c (build_indirect_ref): Include type in error message.
13945 (build_binary_op): Pass types to binary_op_error.
13946 * c-common.c (binary_op_error): Take two type arguments, print out
13948 * c-common.h (binary_op_error): Update prototype.
13950 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13952 * config/i386/i386.c: Correct coments on -mno-sse4.
13954 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13956 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13957 (x86_64-*-*): Likewise.
13958 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13959 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13960 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13961 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13962 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13963 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13964 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13965 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13966 (OPTION_MASK_ISA_SSE4): Likewise.
13967 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13968 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13969 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13970 (override_options): Support SSE4.2.
13971 (ix86_build_const_vector): Support SImode and DImode.
13972 (ix86_build_signbit_mask): Likewise.
13973 (ix86_expand_int_vcond): Support V2DImode.
13974 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13975 (IX86_BUILTIN_CRC32HI): Likewise.
13976 (IX86_BUILTIN_CRC32SI): Likewise.
13977 (IX86_BUILTIN_CRC32DI): Likewise.
13978 (IX86_BUILTIN_PCMPGTQ): Likewise.
13979 (bdesc_crc32): Likewise.
13980 (bdesc_sse_3arg): Likewise.
13981 (ix86_expand_crc32): Likewise.
13982 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13983 (ix86_expand_builtin): Likewise.
13984 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13985 __SSE4_2__ for -msse4.2.
13986 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13987 (CRC32MODE): Likewise.
13988 (crc32modesuffix): Likewise.
13989 (crc32modeconstraint): Likewise.
13990 (sse4_2_crc32<mode>): Likewise.
13991 (sse4_2_crc32di): Likewise.
13992 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13994 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13995 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13996 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13997 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13998 (vcondu<mode>): Likewise.
13999 * doc/extend.texi: Document SSE4.2 built-in functions.
14000 * doc/invoke.texi: Document -msse4.2/-msse4.
14002 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14004 PR tree-optimization/32160
14005 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14006 variable as gimple reg.
14007 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14009 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14011 * gcc.c (main): Don't consider linker options when issuing the
14012 warning about a linker input file not being used.
14014 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14016 * tree-vrp.c (compare_names): Initialize sop.
14018 2007-05-30 Dirk Mueller <dmueller@suse.de>
14020 * cgraphunit.c (cgraph_analyze_function): Remove
14021 computation of inline parameters.
14023 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14025 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14027 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14029 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14030 Add vx-common.h. Include vxworks.h between vx-common.h and
14032 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14034 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14035 (TARGET_ASM_DESTRUCTOR): Likewise.
14036 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14037 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14038 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14039 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14040 (VXWORKS_ENDIAN_SPEC): Define.
14041 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14042 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14043 VXWORKS_* equivalents.
14044 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14045 (ASM_FILE_START): Delete.
14046 (TARGET_VERSION): Reformat.
14047 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14048 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14049 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14050 (FPBIT, DPBIT): Define.
14051 (fp-bit.c, dp-bit.c): New rules.
14052 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14053 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14054 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14055 * config/arm/arm.h: Include vxworks-dummy.h.
14056 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14057 Mark with ATTRIBUTE_UNUSED.
14058 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14059 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14060 make it incompatible with -msingle-pic-base.
14061 (arm_function_ok_for_sibcall): Return false for calls that might
14062 go through a VxWorks PIC PLT entry.
14063 (require_pic_register): New function, split out from...
14064 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14066 (arm_load_pic_register): Handle the VxWorks RTP initialization
14067 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14068 (arm_emit_call_insn): New function.
14069 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14070 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14071 (pic_offset_arm): New pattern.
14072 (call, call_value): Use arm_emit_call_insn.
14073 (call_internal, call_value_internal): New expanders.
14074 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14075 VxWorks unless __PIC__.
14077 2007-05-30 Eric Christopher <echristo@gmail.com>
14079 * genrecog.c: Include regs.h in generated file.
14080 * genemit.c: Ditto. Fix up formatting.
14081 * config/mn10300/constraints.md: New.
14082 * config/mn10300/mn10300.md: Include.
14083 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14084 Fix up for removed macro.
14085 * config/mn10300/predicates.md (call_address_operand): Ditto.
14086 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14087 (CONST_OK_FOR_I): Ditto.
14088 (CONST_OK_FOR_J): Ditto.
14089 (CONST_OK_FOR_K): Ditto.
14090 (CONST_OK_FOR_L): Ditto.
14091 (CONST_OK_FOR_M): Ditto.
14092 (CONST_OK_FOR_N): Ditto.
14093 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14097 (EXTRA_CONSTRAINT): Ditto.
14099 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14101 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14103 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14104 OPTION_MASK_ISA_64BIT.
14105 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14107 2007-05-30 Richard Guenther <rguenther@suse.de>
14109 PR middle-end/32152
14110 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14111 types for comparison.
14112 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14113 with original typed arguments.
14114 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14116 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14118 PR tree-optimization/31769
14119 * except.c (duplicate_eh_regions): Clear prev_try if
14120 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14122 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14124 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14125 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14126 bsi of the location where statements should be inserted.
14127 (sink_code_in_bb): Take bsi from statement_sink_location.
14128 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14129 instead of bsi_start.
14130 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14132 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14133 (bsi_move_before): Document inconsistency with bsi_move_after.
14134 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14136 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14138 * config/i386/i386.h (TARGET_ABM): New define.
14139 (TARGET_POPCNT): Ditto.
14140 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14141 New temporary defines to redefine from OPTION_ISA_* defines.
14142 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14143 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14144 (ix86_isa_flags): New extern int declaration.
14145 (TARGET_SUBTARGET_DEFAULT): New define.
14146 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14147 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14148 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14149 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14150 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14151 * config/i386/darwin.h: Change TARGET_64BIT define to
14154 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14155 using existing "ix86_isa_flags" varible.
14156 (m32, m64): Use existing "ix86_isa_flags" variable.
14157 (mmmx, m3dnow): Ditto.
14158 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14159 (mabm): Define as non-negative option using "x86_abm" variable.
14160 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14162 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14163 Rewrite feature test bitmap.
14164 (ix86_isa_flags): New initialized global int varible.
14165 (ix86_isa_flags_explicit): New static int variable.
14166 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14167 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14168 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14169 target_flags_explicit.
14170 (override_options): Remove "target_enable" and "target_disable" fields
14171 from "struct ptt". Update processor_target_table accordingly. Remove
14172 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14173 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14174 "target_flags" and "ix86_isa_flags_explicit" instead of
14175 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14176 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14177 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14178 to true when either of PTA_POPCNT or PTA_ABM is set in
14179 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14180 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14181 processor_alias_table flags entry. Remove handling of
14182 "target_enable" and "target_disable" fields of processor_target_table.
14183 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14184 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14185 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14186 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14187 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14189 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14191 2007-05-29 David Daney <ddaney@avtrex.com>
14194 * config/mips/mips.c (mips_output_mi_thunk): Emit
14195 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14197 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14198 * config/i386/i386.c (ix86_function_regparm): Added checking of
14199 ix86_force_align_arg_pointer to determine the number of
14200 register parameters.
14202 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14204 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14205 (SET_DR_MISALIGNMENT): New.
14206 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14207 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14208 Use SET_DR_MISALIGNMENT.
14209 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14211 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14212 find_loop_nest): Export.
14213 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14214 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14215 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14216 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14218 (struct mem_ref): Add field reuse_distance.
14219 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14220 Initialize reuse_distance field.
14221 (issue_prefetch_ref): Select temporality of prefetch according to
14223 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14224 self_reuse_distance, determine_loop_nest_reuse): New functions.
14225 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14226 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14227 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14230 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14232 * tree-ssa-alias.c: Add aliasing overview.
14234 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14235 Danny Smith <dannysmith@users.sourceforge.net>
14238 * config/i386/t-crtfm: Compile crtfastmath.o with
14239 -minline-all-stringops.
14240 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14241 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14243 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14245 * doc/md.texi: Document constraints on HP PA-RISC.
14247 * pa/constraints.md: New file.
14248 * pa.md: Include constraints.md.
14249 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14250 (integer_store_memory_operand, ldil_cint_p): New functions.
14251 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14252 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14253 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14254 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14255 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14257 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14260 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14261 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14262 case POSTDECREMENT_EXPR>): Return the error_mark_node
14263 if either the real or imaginary parts would an
14266 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14268 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14269 name when we remove it from a call.
14271 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14273 * targhooks.c (default_narrow_bitfield): Remove.
14274 * targhooks.h: Remove the prototype for
14275 default_narrow_bitfield.
14277 * langhooks-def.h: Remove the prototype for
14278 hook_get_alias_set_0.
14279 * langhooks.c (hook_get_alias_set_0): Remove.
14281 * global.c (EXECUTE_IF_CONFLICT): Remove.
14283 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14286 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14287 return true when truth_value_p is true and the type
14290 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14292 * doc/install.texi (Prerequisites): We no longer require Autoconf
14293 2.13 for the top-level.
14295 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14297 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14298 memory access via x86_expand_vector_move_misalign() only for
14299 TImode values on 32-bit targets.
14301 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14303 * matrix-reorg.c: New file. Implement matrix flattening and
14304 transposing optimization.
14305 * tree-pass.h: Add matrix reorg pass.
14306 * common.opt: Add fipa-mreorg flag.
14307 * Makefile.in: Add matrix-reorg.c.
14308 * passes.c: Add matrix reorg pass.
14309 * varpool.c (add_new_static_var): New function.
14310 * cgraph.h (add_new_static_var): Declare.
14312 2007-05-27 Eric Christopher <echristo@apple.com>
14314 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14315 sp_offset depending on stack size. Save r12 depending
14316 on registers we're saving later.
14317 (rs6000_emit_epilogue): Update sp_offset depending only
14320 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14322 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14323 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14324 * ifcvt.c (if_convert): Ditto.
14325 * tree-ssa-threadupdate.c (thread_block): Ditto.
14326 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14327 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14328 verify_loop_closed_ssa): Check number_of_loops instead of
14330 * predict.c (tree_estimate_probability): Ditto.
14331 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14332 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14333 * modulo-sched.c (sms_schedule): Ditto.
14334 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14335 (scev_finalize): Do not do anything if scev analysis was not
14337 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14338 current_loops == NULL.
14339 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14340 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14341 there are no loops.
14342 (loop_optimizer_finalize): Assert that loops were analyzed.
14343 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14344 rtl_doloop): Check number_of_loops instead of current_loops.
14345 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14346 current_loops == NULL.
14347 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14348 gate_tree_vectorize tree_linear_transform, check_data_deps,
14349 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14350 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14351 Check number_of_loops instead of current_loops.
14352 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14353 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14354 free loops if available.
14355 (execute_pre): Do not pass do_fre to fini_pre.
14357 2007-05-27 Tobias Burnus <burnus@net-b.de>
14359 PR middle-end/32083
14360 * real.c (mpfr_from_real): Fix sign of -Inf.
14362 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14364 * tree-vect-transform.c (vectorizable_conversion): Initialize
14365 tree_code variables to ERROR_MARK.
14366 (vectorizable_type_demotion): Likewise.
14367 (vectorizable_type_promotion): Likewise.
14369 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14372 * config/i386/i386.md (movti): Handle push operands via
14373 ix86_expand_push().
14375 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14377 * basic-block.h: Remove the prototype for merge_seq_blocks.
14378 * cfgcleanup.c (merge_seq_blocks): Remove.
14380 * tree-flow.h: Remove the prototype for is_aliased_with.
14381 * tree-ssa-alias.c (is_aliased_with): Remove.
14383 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14385 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14387 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14389 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14390 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14391 (vec_unpacks_hi_v16qi): Likewise.
14392 (vec_unpacku_lo_v16qi): Likewise.
14393 (vec_unpacks_lo_v16qi): Likewise.
14394 (vec_unpacku_hi_v8hi): Likewise.
14395 (vec_unpacks_hi_v8hi): Likewise.
14396 (vec_unpacku_lo_v8hi): Likewise.
14397 (vec_unpacks_lo_v8hi): Likewise.
14398 (vec_unpacku_hi_v4si): Likewise.
14399 (vec_unpacks_hi_v4si): Likewise.
14400 (vec_unpacku_lo_v4si): Likewise.
14401 (vec_unpacks_lo_v4si): Likewise.
14403 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14405 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14406 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14407 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14408 follow spelling conventions in various
14409 warning/error/diagnostic messages.
14411 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14412 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14413 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14414 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14415 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14416 * doc/tm.texi: Follow spelling conventions.
14418 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14421 * tree-ssa-forwprop.c
14422 (forward_propagate_addr_into_variable_array_index): Remove
14423 the lhs argument. Use the type of def_rhs instead of lhs.
14424 (forward_propagate_addr_expr_1): Update use of
14425 forward_propagate_addr_into_variable_array_index.
14427 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14428 Nigel Stephens <nigel@mips.com>
14430 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14431 function attributes, "far" being an alias for "long_call".
14432 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14433 (mips_near_type_p, mips_far_type_p): New.
14434 (mips_comp_type_attributes): New function to check that attributes
14435 attached to a function type are compatible.
14436 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14437 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14438 to the target function of the thunk.
14439 (mips_encode_section_info): Check for "near" and "far" function
14440 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14442 * config/mips/predicates.md (const_call_insn_operand): Test only
14443 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14445 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14448 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14449 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14450 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14451 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14453 2007-05-25 Eric Christopher <echristo@apple.com>
14455 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14456 to x86-darwin configurations.
14457 * config/i386/t-darwin: Add softfp support.
14458 * config/i386/t-darwin64: Ditto.
14459 * config/i386/sfp-machine.h: If mach then don't use
14460 aliasing, emit a stub to call.
14462 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14464 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14465 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14466 tree-predcom.c, tree-ssa-alias-warnings.c,
14467 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14468 comment typos. Follow spelling conventions.
14469 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14471 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14474 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14475 constants into memory. Expand unaligned memory references for
14476 SSE modes via x86_expand_vector_move_misalign() function.
14478 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14480 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14481 "memory" attribute for "sseishft" type insn without operands[2].
14483 2007-05-25 Dirk Mueller <dmueller@suse.de>
14484 Marcus Meissner <meissner@suse.de>
14486 * doc/extend.texi (alloc_size): New attribute.
14487 * c-common.c (handle_alloc_size_attribute): New.
14488 * tree-object-size.c (alloc_object_size): Use alloc_size
14489 attribute, if available.
14491 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14493 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14495 (__builtin_ia32_vec_ext_v2di): Likewise.
14496 (__builtin_ia32_vec_ext_v4si): Likewise.
14497 (__builtin_ia32_vec_ext_v8hi): Likewise.
14498 (__builtin_ia32_vec_ext_v16qi): Likewise.
14499 (__builtin_ia32_vec_set_v8hi): Likewise.
14501 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14503 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14505 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14507 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14508 (arm_is_longcall_p): Rename to...
14509 (arm_is_long_call_p): ...this. Take a single tree argument and
14511 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14512 (CUMULATIVE_ARGS): Remove call_cookie.
14513 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14514 (ENCODED_LONG_CALL_ATTR_P): Delete.
14515 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14516 LONG_CALL_FLAG_CHAR cases.
14517 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14518 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14519 ARM_DECLARE_FUNCTION_SIZE.
14520 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14521 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14522 (arm_encode_call_attribute, current_file_function_operand): Delete.
14523 (arm_function_in_section_p): New function.
14524 (arm_is_longcall_p): Rename to...
14525 (arm_is_long_call_p): ...this. Take the target function as a single
14526 argument and return a bool. Do not rely on call cookies. Check
14527 whether the target symbol is in the same section as the current
14528 function, not just the same compilation unit.
14529 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14530 (arm_encode_section_info): Don't encode a call type.
14531 * config/arm/arm.md (call, call_value): Update calls to
14532 arm_is_long(_)call_p. Simplify logic.
14533 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14534 Update calls to arm_is_long(_)call_p.
14536 2007-05-25 Richard Guenther <rguenther@suse.de>
14538 PR tree-optimization/31982
14539 * tree-ssa-forwprop.c
14540 (forward_propagate_addr_into_variable_array_index): Handle arrays
14541 with element size one.
14543 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14545 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14546 (umulsi3_highpart): Likewise.
14548 2007-05-24 Ian Lance Taylor <iant@google.com>
14550 PR rtl-optimization/32069
14551 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14554 2007-05-24 Ollie Wild <aaw@google.com>
14556 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14559 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14561 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14562 (oprs_unchanged_p): Use it to check all registers in a REG.
14563 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14564 (reg_set_between_after_reload_p): Delete.
14565 (reg_used_between_after_reload_p): Likewise.
14566 (reg_set_or_used_since_bb_start): Likewise.
14567 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14568 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14569 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14570 * rtlanal.c (reg_set_p): Check whether REG overlaps
14571 regs_invalidated_by_call, rather than just checking the
14572 membership of REGNO (REG).
14574 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14576 * doc/passes.texi: Document predictive commoning.
14577 * doc/invoke.texi (-fpredictive-commoning): Document.
14578 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14579 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14580 adding indices to the generated name.
14581 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14582 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14583 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14584 (op_symbol_code): ... and exported.
14585 (dump_omp_clause, op_symbol): Use op_symbol_code
14586 instead of op_symbol_1.
14587 * tree-pass.h (pass_predcom): Declare.
14588 * timevar.def (TV_PREDCOM): New timevar.
14589 * tree-ssa-loop.c (run_tree_predictive_commoning,
14590 gate_tree_predictive_commoning, pass_predcom): New.
14591 * tree-data-ref.c (find_data_references_in_loop): Find the
14592 references in dominance order.
14593 (canonicalize_base_object_address): Ensure that the result has
14595 (dr_analyze_innermost): Export.
14596 (create_data_ref): Code to fail for references with invariant
14598 (find_data_references_in_stmt): ... here.
14599 * tree-data-ref.h (dr_analyze_innermost): Declare.
14600 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14601 (aff_combination_find_elt, name_expansion_hash,
14602 name_expansion_eq, tree_to_aff_combination_expand,
14603 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14605 * tree-affine.h (aff_combination_constant_multiple_p,
14606 tree_to_aff_combination_expand): Declare.
14607 * tree-predcom.c: New file.
14608 * common.opt (fpredictive-commoning): New option.
14609 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14610 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14611 * Makefile.in (tree-predcom.o): Add.
14612 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14613 * passes.c (init_optimization_passes): Add dceloop after
14614 copy propagation in loop optimizer. Add predictive commoning
14615 to loop optimizer passes.
14617 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14619 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14622 2007-05-24 Jan Hubicka <jh@suse.cz>
14624 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14626 (genheader): Include statistics.h.
14628 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14630 * print-rtl.c (flag_dump_unnumbered): Update comments.
14631 (print_rtl): Fix my previous change.
14632 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14635 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14637 PR middle-end/32018
14638 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14640 (thread_through_all_blocks): Call initialize_original_copy_tables
14641 and free_original_copy_tables.
14642 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14644 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14645 * cfghooks.c (duplicate_block): Use get_loop_copy.
14646 * cfg.c: Include cfgloop.h.
14647 (loop_copy): New hash table.
14648 (initialize_original_copy_tables): Initialize loop_copy table.
14649 (free_original_copy_tables): Free loop_copy table.
14650 (copy_original_table_clear, copy_original_table_set,
14651 set_loop_copy, get_loop_copy): New functions.
14652 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14653 * cfgloop.h (struct loop): Remove copy field.
14654 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14655 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14657 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14659 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14660 -msse/-msse2/-msse3.
14662 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14664 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14665 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14667 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14670 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14671 * targhooks.h (default_mangle_decl_assembler_name): Declare
14673 * targhooks.c (default_mangle_decl_assembler_name): Define
14675 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14677 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14678 * langhooks.c (lhd_set_decl_assembler_name): Call
14679 targetm.mangle_decl_assembler_name for names with global scope.
14681 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14683 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14684 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14686 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14687 New. Factored out of i386_pe_encode_section_info.
14688 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14689 Move check for prior decoration of stdcall
14690 symbols to i386_pe_encode_section_info.
14691 (i386_pe_encode_section_info): Adjust call to
14692 gen_stdcall_or_fastcall_suffix. Use
14693 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14694 (i386_pe_mangle_decl_assembler_name): New. Wrap
14695 i386_pe_maybe_mangle_decl_assembler_name.
14697 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14699 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14700 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14701 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14702 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14703 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14706 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14707 Nigel Stephens <nigel@mips.com>
14708 Richard Sandiford <richard@codesourcery.com>
14710 Fix up MIPS16 hard float and add support for complex.
14712 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14713 (TARGET_SOFT_FLOAT_ABI): New.
14714 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14715 __mips_soft_float to reflect the ABI in use, not whether the
14716 FPU is directly accessible (e.g., in MIPS16 mode).
14717 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14718 (UNITS_PER_FPVALUE): Likewise.
14720 * config/mips/mips.c (mips_expand_call): Remove redundant
14721 TARGET_MIPS16 check.
14722 (mips_arg_regno): New.
14723 (function_arg_advance): When setting bits in cum->fp_code for
14724 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14726 (function_arg): Use mips_arg_regno.
14727 (mips_return_mode_in_fpr_p): New.
14728 (mips16_call_stub_mode_suffix): New.
14729 (mips16_cfun_returns_in_fpr_p): New.
14730 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14731 (mips_output_function_prologue): Test mips16_hard_float, not
14732 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14733 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14734 return value into a floating-point register.
14735 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14736 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14737 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14738 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14739 word of double arguments from or to the high bits of 64-bit
14740 floating point registers.
14741 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14742 (mips16_fpret_double): New helper function.
14743 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14744 support for complex modes. Fill in DECL_RESULT for stubdecl.
14745 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14747 * config/mips/mips16.S
14748 (RET, ARG1, ARG2): New.
14749 (MERGE_GPRf, MERGE_GPRt): New.
14750 (DELAYt, DELAYf): New.
14751 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14752 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14753 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14754 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14755 (SFOP): Renamed to...
14756 (OPSF3): This, and macro-ified. Updated all uses.
14757 (SFOP2): Renamed to...
14758 (OPSF2): This, and macro-ified. Updated all uses.
14759 (SFCMP): Renamed to...
14760 (CMPSF): This, and macro-ified. Updated all uses.
14761 (SFREVCMP): Renamed to...
14762 (REVCMPSF): This, and macro-ified. Updated all uses.
14763 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14764 (LDDBL1, LDDBL2, RETDBL): Deleted.
14765 (DFOP): Renamed to...
14766 (OPDF3): This, and macro-ified. Updated all uses.
14767 (DFOP2): Renamed to...
14768 (OPDF2): This, and macro-ified. Updated all uses.
14769 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14770 (DFCMP): Renamed to...
14771 (CMPDF): This, and macro-ified. Updated all uses.
14772 (DFREVCMP): Renamed to...
14773 (REVCMPDF): This, and macro-ified. Updated all uses.
14774 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14775 (RET_FUNCTION): New.
14776 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14777 (__mips16_ret_sc, __mips16_ret_dc): New.
14778 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14779 STUB_ARGS_6, STUB_ARGS_10): New.
14780 (CALL_STUB_NO_RET): New.
14781 (__mips16_call_stub_1): Macro-ified.
14782 (__mips16_call_stub_5): Macro-ified.
14783 (__mips16_call_stub_2): Macro-ified.
14784 (__mips16_call_stub_6): Macro-ified.
14785 (__mips16_call_stub_9): Macro-ified.
14786 (__mips16_call_stub_10): Macro-ified.
14787 (CALL_STUB_RET): New.
14788 (__mips16_call_stub_sf_0): Macro-ified.
14789 (__mips16_call_stub_sf_1): Macro-ified.
14790 (__mips16_call_stub_sf_5): Macro-ified.
14791 (__mips16_call_stub_sf_2): Macro-ified.
14792 (__mips16_call_stub_sf_6): Macro-ified.
14793 (__mips16_call_stub_sf_9): Macro-ified.
14794 (__mips16_call_stub_sf_10): Macro-ified.
14795 (__mips16_call_stub_df_0): Macro-ified.
14796 (__mips16_call_stub_df_1): Macro-ified.
14797 (__mips16_call_stub_df_5): Macro-ified.
14798 (__mips16_call_stub_df_2): Macro-ified.
14799 (__mips16_call_stub_df_6): Macro-ified.
14800 (__mips16_call_stub_df_9): Macro-ified.
14801 (__mips16_call_stub_df_10): Macro-ified.
14802 (__mips16_call_stub_sc_0): New.
14803 (__mips16_call_stub_sc_1): New.
14804 (__mips16_call_stub_sc_5): New.
14805 (__mips16_call_stub_sc_2): New.
14806 (__mips16_call_stub_sc_6): New.
14807 (__mips16_call_stub_sc_9): New.
14808 (__mips16_call_stub_sc_10): New.
14809 (__mips16_call_stub_dc_0): New.
14810 (__mips16_call_stub_dc_1): New.
14811 (__mips16_call_stub_dc_5): New.
14812 (__mips16_call_stub_dc_2): New.
14813 (__mips16_call_stub_dc_6): New.
14814 (__mips16_call_stub_dc_9): New.
14815 (__mips16_call_stub_dc_10): New.
14817 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14818 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14819 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14821 2007-05-23 Ian Lance Taylor <iant@google.com>
14823 * doc/invoke.texi (Invoking GCC): Document that the order of the
14826 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14829 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14830 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14831 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14835 * config/score/score.c (score_print_operand): Make sure that only
14836 lower bits are used.
14838 2007-05-22 Ian Lance Taylor <iant@google.com>
14840 * tree-vrp.c (avoid_overflow_infinity): New static function,
14841 broken out of set_value_range_to_value.
14842 (set_value_range_to_value): Call avoid_overflow_infinity.
14843 (extract_range_from_assert): Likewise.
14845 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14847 PR middle-end/31095
14848 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14849 change the type before looking for a COMPOUND_EXPR.
14851 2007-05-22 Ian Lance Taylor <iant@google.com>
14853 * lower-subreg.c (decompose_multiword_subregs): If we change an
14854 insn, call remove_retval_note on it.
14856 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14858 * regs.h (end_hard_regno): New function.
14859 (END_HARD_REGNO, END_REGNO): New macros.
14860 (add_to_hard_reg_set): New function.
14861 (remove_from_hard_reg_set): Likewise.
14862 (in_hard_reg_set_p): Likewise.
14863 (overlaps_hard_reg_set_p): Likewise.
14864 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14865 (note_btr_set): Use END_HARD_REGNO.
14866 * caller-save.c (setup_save_areas): Use end_hard_regno.
14867 (mark_set_regs): Use END_HARD_REGNO.
14868 (add_stored_regs): Use end_hard_regno.
14869 (mark_referenced_regs): Use add_to_hard_reg_set.
14870 * combine.c (update_table_tick): Use END_REGNO.
14871 (record_value_for_reg): Likewise.
14872 (record_dead_and_set_regs): Likewise.
14873 (get_last_value_validate): Likewise.
14874 (use_crosses_set_p): Likewise.
14875 (reg_dead_at_p_1): Likewise.
14876 (reg_dead_at_p): Likewise.
14877 (mark_used_regs_combine): Use add_to_hard_reg_set.
14878 (move_deaths): Use END_HARD_REGNO.
14879 (reg_bitfield_target_p): Use end_hard_regno.
14880 (distribute_notes): Use END_HARD_REGNO.
14881 * cse.c (mention_regs): Use END_REGNO.
14882 (insert): Use add_to_hard_reg_set.
14883 (invalidate): Use END_HARD_REGNO.
14884 (invalidate_for_call): Likewise.
14885 (exp_equiv_p): Use END_REGNO.
14886 (cse_insn): Likewise.
14887 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14888 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14889 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14890 * function.c (keep_stack_depressed): Use end_hard_regno.
14891 * global.c (global_alloc): Use end_hard_regno.
14892 (global_conflicts): Use add_to_hard_reg_set instead of
14894 (find_reg): Likewise.
14895 (mark_reg_store): Likewise.
14896 (mark_reg_conflicts): Likewise.
14897 (mark_reg_death): Use remove_from_hard_reg_set.
14898 (mark_reg_live_nc): Delete.
14899 (set_preference): Use end_hard_regno.
14900 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14901 remove_from_hard_reg_set.
14902 (post_mark_life): Use add_to_hard_reg_set.
14903 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14904 (reg_becomes_live): Use add_to_hard_reg_set.
14905 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14906 (peep2_find_free_register): Use add_to_hard_reg_set.
14907 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14908 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14909 * regrename.c (note_sets): Use add_to_hard_reg_set.
14910 (clear_dead_regs): Use remove_from_hard_reg_set.
14911 (regrename_optimize): Use add_to_hard_reg_set.
14912 (find_oldest_value_reg): Use in_hard_reg_set_p.
14913 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14914 (hard_reg_set_here_p): Use end_hard_regno.
14915 (decompose): Likewise.
14916 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14917 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14918 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14919 (mark_home_live): Use end_hard_regno.
14920 (spill_hard_reg): Likewise.
14921 (clear_reload_reg_in_use): Likewise.
14922 * reorg.c (delete_prior_computation): Use END_REGNO.
14923 * resource.c (update_live_status): Use END_HARD_REGNO.
14924 (mark_referenced_resources): Use add_to_hard_reg_set.
14925 (mark_set_resources): Likewise.
14926 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14927 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14928 (reg_overlap_mentioned_p): Likewise.
14929 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14930 (covers_regno_no_parallel_p): Use END_REGNO.
14931 (find_regno_note): Likewise.
14932 (find_reg_fusage): Use END_HARD_REGNO.
14933 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14934 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14936 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14938 * mode-switching.c (reg_dies): Change type of second argument to
14940 (optimize_mode_switching): Update accordingly.
14942 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14944 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14946 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14947 (hard_reg_set_empty_p): ...these new functions.
14948 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14949 GO_IF_HARD_REG_SUBSET.
14950 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14951 instead of GO_IF_HARD_REG_EQUAL.
14952 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14953 instead of GO_IF_HARD_REG_EQUAL.
14954 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14955 GO_IF_HARD_REG_SUBSET.
14956 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14957 GO_IF_HARD_REG_EQUAL.
14958 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14959 of GO_IF_HARD_REG_SUBSET.
14960 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14961 instead of GO_IF_HARD_REG_EQUAL.
14962 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14963 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14964 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14965 of GO_IF_HARD_REG_SUBSET,
14966 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14967 GO_IF_HARD_REG_SUBSET.
14968 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14969 instead of GO_IF_HARD_REG_EQUAL.
14970 * config/sh/sh.c (push_regs, calc_live_regs): Use
14971 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14972 (hard_regs_intersect_p): Delete.
14974 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14976 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14978 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14979 Richard Henderson <rth@redhat.com>
14981 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14983 (x86_64-*-*): Likewise.
14985 * i386/i386-modes.def (V2QI): New.
14987 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14989 (override_options): Support SSE4.1.
14990 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14991 (IX86_BUILTIN_BLENDPS): Likewise.
14992 (IX86_BUILTIN_BLENDVPD): Likewise.
14993 (IX86_BUILTIN_BLENDVPS): Likewise.
14994 (IX86_BUILTIN_PBLENDVB128): Likewise.
14995 (IX86_BUILTIN_PBLENDW128): Likewise.
14996 (IX86_BUILTIN_DPPD): Likewise.
14997 (IX86_BUILTIN_DPPS): Likewise.
14998 (IX86_BUILTIN_INSERTPS128): Likewise.
14999 (IX86_BUILTIN_MOVNTDQA): Likewise.
15000 (IX86_BUILTIN_MPSADBW128): Likewise.
15001 (IX86_BUILTIN_PACKUSDW128): Likewise.
15002 (IX86_BUILTIN_PCMPEQQ): Likewise.
15003 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15004 (IX86_BUILTIN_PMAXSB128): Likewise.
15005 (IX86_BUILTIN_PMAXSD128): Likewise.
15006 (IX86_BUILTIN_PMAXUD128): Likewise.
15007 (IX86_BUILTIN_PMAXUW128): Likewise.
15008 (IX86_BUILTIN_PMINSB128): Likewise.
15009 (IX86_BUILTIN_PMINSD128): Likewise.
15010 (IX86_BUILTIN_PMINUD128): Likewise.
15011 (IX86_BUILTIN_PMINUW128): Likewise.
15012 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15013 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15014 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15015 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15016 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15017 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15018 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15019 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15020 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15021 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15022 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15023 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15024 (IX86_BUILTIN_PMULDQ128): Likewise.
15025 (IX86_BUILTIN_PMULLD128): Likewise.
15026 (IX86_BUILTIN_ROUNDPD): Likewise.
15027 (IX86_BUILTIN_ROUNDPS): Likewise.
15028 (IX86_BUILTIN_ROUNDSD): Likewise.
15029 (IX86_BUILTIN_ROUNDSS): Likewise.
15030 (IX86_BUILTIN_PTESTZ): Likewise.
15031 (IX86_BUILTIN_PTESTC): Likewise.
15032 (IX86_BUILTIN_PTESTNZC): Likewise.
15033 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15034 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15035 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15036 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15037 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15038 (bdesc_ptest): New.
15039 (bdesc_sse_3arg): Likewise.
15040 (bdesc_2arg): Likewise.
15041 (bdesc_1arg): Likewise.
15042 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15044 (ix86_expand_sse_4_operands_builtin): New.
15045 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15046 smaller than 8 bits as the 2nd arg.
15047 (ix86_expand_sse_ptest): New.
15048 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15049 (ix86_expand_vector_set): Support SSE4.1.
15050 (ix86_expand_vector_extract): Likewise.
15052 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15053 __SSE4_1__ for -msse4.1.
15055 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15056 (UNSPEC_INSERTPS): Likewise.
15057 (UNSPEC_DP): Likewise.
15058 (UNSPEC_MOVNTDQA): Likewise.
15059 (UNSPEC_MPSADBW): Likewise.
15060 (UNSPEC_PHMINPOSUW): Likewise.
15061 (UNSPEC_PTEST): Likewise.
15062 (UNSPEC_ROUNDP): Likewise.
15063 (UNSPEC_ROUNDS): Likewise.
15065 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15067 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15068 (const_pow2_1_to_32768_operand): Likewise.
15070 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15073 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15075 (sse4_1_insertps): Likewise.
15076 (*sse4_1_extractps): Likewise.
15077 (sse4_1_ptest): Likewise.
15078 (sse4_1_mulv2siv2di3): Likewise.
15079 (*sse4_1_mulv4si3): Likewise.
15080 (*sse4_1_smax<mode>3): Likewise.
15081 (*sse4_1_umax<mode>3): Likewise.
15082 (*sse4_1_smin<mode>3): Likewise.
15083 (*sse4_1_umin<mode>3): Likewise.
15084 (sse4_1_eqv2di3): Likewise.
15085 (*sse4_1_pinsrb): Likewise.
15086 (*sse4_1_pinsrd): Likewise.
15087 (*sse4_1_pinsrq): Likewise.
15088 (*sse4_1_pextrb): Likewise.
15089 (*sse4_1_pextrb_memory): Likewise.
15090 (*sse4_1_pextrw_memory): Likewise.
15091 (*sse4_1_pextrq): Likewise.
15092 (sse4_1_blendpd): Likewise.
15093 (sse4_1_blendps): Likewise.
15094 (sse4_1_blendvpd): Likewise.
15095 (sse4_1_blendvps): Likewise.
15096 (sse4_1_dppd): Likewise.
15097 (sse4_1_dpps): Likewise.
15098 (sse4_1_movntdqa): Likewise.
15099 (sse4_1_mpsadbw): Likewise.
15100 (sse4_1_packusdw): Likewise.
15101 (sse4_1_pblendvb): Likewise.
15102 (sse4_1_pblendw): Likewise.
15103 (sse4_1_phminposuw): Likewise.
15104 (sse4_1_extendv8qiv8hi2): Likewise.
15105 (*sse4_1_extendv8qiv8hi2): Likewise.
15106 (sse4_1_extendv4qiv4si2): Likewise.
15107 (*sse4_1_extendv4qiv4si2): Likewise.
15108 (sse4_1_extendv2qiv2di2): Likewise.
15109 (*sse4_1_extendv2qiv2di2): Likewise.
15110 (sse4_1_extendv4hiv4si2): Likewise.
15111 (*sse4_1_extendv4hiv4si2): Likewise.
15112 (sse4_1_extendv2hiv2di2): Likewise.
15113 (*sse4_1_extendv2hiv2di2): Likewise.
15114 (sse4_1_extendv2siv2di2): Likewise.
15115 (*sse4_1_extendv2siv2di2): Likewise.
15116 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15117 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15118 (sse4_1_zero_extendv4qiv4si2): Likewise.
15119 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15120 (sse4_1_zero_extendv2qiv2di2): Likewise.
15121 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15122 (sse4_1_zero_extendv4hiv4si2): Likewise.
15123 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15124 (sse4_1_zero_extendv2hiv2di2): Likewise.
15125 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15126 (sse4_1_zero_extendv2siv2di2): Likewise.
15127 (*sse4_1_zero_extendv2siv2di2): Likewise.
15128 (sse4_1_roundpd): Likewise.
15129 (sse4_1_roundps): Likewise.
15130 (sse4_1_roundsd): Likewise.
15131 (sse4_1_roundss): Likewise.
15132 (mulv4si3): Don't expand for SSE4.1.
15133 (smax<mode>3): Likewise.
15134 (umaxv4si3): Likewise.
15135 (uminv16qi3): Likewise.
15136 (umin<mode>3): Likewise.
15137 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15139 * doc/extend.texi: Document SSE4.1 built-in functions.
15141 * doc/invoke.texi: Document -msse4.1.
15143 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15145 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15146 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15147 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15148 (ASM_SPEC): Add asm_pcrel_spec.
15149 (EXTRA_SPECS): Add asm_pcrel_spec.
15151 2007-05-21 David Daney <ddaney@avtrex.com>
15153 * doc/install.texi (Building a cross compiler): Add requirements
15154 for Java cross compiler.
15156 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15158 PR middle-end/31995
15159 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15160 Add loopno argument. Use evolution_function_is_invariant_rec_p
15161 instead of evolution_function_is_constant_p.
15162 Update calls to evolution_function_is_affine_multivariate_p.
15163 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15164 Add loopno argument.
15165 * tree-scalar-evolution.c (gather_chrec_stats): Call
15166 evolution_function_is_affine_multivariate_p with a loop
15168 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15169 (analyze_overlapping_iterations): Likewise.
15170 (access_functions_are_affine_or_constant_p): Likewise.
15171 (build_classic_dist_vector_1): If the access functions
15172 are equal, don't do anything.
15174 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15175 Paolo Carlini <pcarlini@suse.de>
15176 Uros Bizjak <ubizjak@gmail.com>
15178 * c-cppbuiltin.c (c_cpp_builtins): Define
15179 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15180 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15181 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15182 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15184 2007-05-21 Mike Stump <mrs@apple.com>
15186 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15188 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15190 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15192 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15193 implementation if __OPTIMIZE__ is not defined.
15194 (_mm_alignr_pi8): Ditto.
15195 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15196 (_mm_inserti_si64): Ditto.
15197 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15198 (_mm_slli_epi16): Ditto.
15199 (_mm_slli_epi32): Ditto.
15200 (_mm_slli_epi64): Ditto.
15201 (_mm_srai_epi16): Ditto.
15202 (_mm_srai_epi32): Ditto.
15203 (_mm_srli_si128): Ditto.
15204 (_mm_slli_si128): Ditto.
15205 (_mm_srli_epi16): Ditto.
15206 (_mm_srli_epi32): Ditto.
15207 (_mm_srli_epi64): Ditto.
15208 (_mm_extract_epi16): Ditto.
15209 (_mm_insert_epi16): Ditto.
15210 (_mm_shufflehi_epi16): Ditto.
15211 (_mm_shufflelo_epi16): Ditto.
15212 (_mm_shuffle_epi32): Ditto.
15213 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15214 (_m_pextrw): Ditto.
15215 (_mm_insert_pi16): Ditto.
15216 (_m_pinsrw): Ditto.
15217 (_mm_shuffle_pi16): Ditto.
15218 (_m_pshufw): Ditto.
15219 (_mm_shufle_ps): Ditto.
15220 (_mm_prefetch): Ditto.
15222 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15224 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15225 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15226 * real.c (encode_i370_single, decode_i370_single,
15227 encode_i370_double, decode_i370_double): Functions removed.
15228 (i370_single_format, i370_double_format): Initializations removed.
15229 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15230 Consider the log2_b field to always be one.
15231 (ieee_single_format, mips_single_format, coldfire_single_format,
15232 ieee_double_format, mips_double_format, coldfire_double_format,
15233 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15234 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15235 ibm_extended_format, mips_extended_format, ieee_quad_format,
15236 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15237 decimal_single_format, decimal_double_format, decimal_quad_format,
15238 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15239 initialization of log2_b.
15240 * real.h (i370_single_format, i370_double_format): Declarations
15242 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15243 field to always be one.
15245 2007-05-21 Andreas Schwab <schwab@suse.de>
15247 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15248 NOTE_INSN_BASIC_BLOCK_P.
15249 (process_for_unwind_directive): Likewise.
15251 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15253 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15254 * function.h (struct function): Move va_list_gpr_size,
15255 va_list_fpr_size, function_frequency to front of bitfields. Add
15257 (current_function_calls_unwind_init): New.
15258 * except.c (expand_builtin_unwind_init): Set
15259 current_function_calls_unwind_init not
15260 current_function_has_nonlocal_label.
15261 * reload1.c (has_nonexceptional_receiver): New.
15262 (reload): Use it and current_function_calls_unwind_init to
15263 determine whether call-saved regs must be saved.
15265 2007-05-20 Jan Hubicka <jh@suse.cz>
15267 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15268 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15269 * ddg.c (create_ddg): LIkewise.
15270 * final.c (final): Remove hunk moving line number notes around since
15271 they are no longer present at this stage.
15272 (final_scan_insn): Use NOTE_KIND instead of
15273 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15274 (output_asm_label): Likewise.
15275 * reorg.c (dbr_schedule): Likewise.
15276 * haifa-sched.c (unlink_other_notes): Likewise.
15277 * mode-switching.c (optimize_mode_switching): Likewise.
15278 * graph.c (start_bb): Likewise.
15279 * rtl.def (NOTE): Update description.
15280 * jump.c (squeeze_notes): Delete.
15281 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15282 NOTE_INSN_BASIC_BLOCK_P when possible.
15283 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15284 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15285 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15286 (dwarf2out_var_location): Likewise.
15287 * cfgbuild.c (make_edges): Likewise.
15288 (find_basic_blocks_1): Likewise.
15289 * function.c (reorder_blocks_1): Likewise.
15290 (epilogue_done): Likewise.
15291 (reposition_prologue_and_epilogue_notes): Likewise.
15292 * print-rtl.c (print_rtx): Likewise; drop code for printing
15294 (print_rtl): Likewise.
15295 (print_rtl_single): Likewise.
15296 * gcse.c (insert_insn_start_bb): Likewise.
15297 * alias.c (init_alias_analysis): Likewise.
15298 * calls.c (fixup_tail_calls): Likewise.
15299 * except.c (sjlj_emit_function_enter): Likewise.
15300 * emit-rtl.c (add_insn_after): Likeiwse.
15301 (emit_label_before): Likewise.
15302 (emit_label_after): Likewise.
15303 (emit_note_before, emit_note_after, emit_note): Update
15304 parameter to be enum insn_note; do not deal with source
15306 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15307 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15309 (merge_blocks_move_successor_nojumps): Simplify now when
15310 we don't have BLOCK notes.
15311 (try_optimize_cfg): Likewise.
15312 * cfglayout.c (skip_insns_after_block): Likewise.
15313 (record_effective_endpoints): Likewise.
15314 (duplicate_insn_chain): Likewise.
15315 * varasm.c (output_constant_pool_1): Likewise.
15316 * sched-deps.c (sched_analyze): Likewise.
15317 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15319 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15320 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15321 (SET_INSN_DELETED): Simplify.
15322 (NOTE_LINE_NUMBER): Exterminate.
15323 (NOTE_LINE_KIND): New.
15324 (NOTE_INSN_BASIC_BLOCK_P): Update.
15325 (enum insn_note): Simplify.
15326 (GET_NOTE_INSN_NAME) Simplify.
15327 (emit_note_before, emit_note_after, emit_note): Update prototype.
15328 (squeeze_notes): Remove.
15329 * sched-int.h (NOTE_NOT_BB_P): Update.
15330 * resource.c (mark_target_live_regs): Update.
15331 * sched-rgn.c (debug_dependencies): Update.
15332 * sched-vis.c (print_insn): Update.
15333 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15334 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15335 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15336 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15337 (split_branches): Update.
15338 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15340 (sh_adjust_unroll_max): Exterminate.
15341 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15342 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15343 (m68hc11_reorg): Likewise.
15344 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15345 (emit_predicate_relation_info): Update.
15346 (process_for_unwind_directive): Update.
15347 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15348 (output_call): Update.
15349 * config/pa/pa.c (output_lbranch): Update.
15350 (output_millicode_call): Update.
15351 (output_call): Update.
15352 (pa_combine_instructions): Update.
15353 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15354 * config/bfin/bfin.c (gen_one_bundle): Update.
15355 * cfgrtl.c (can_delete_note_p): Update.
15356 (delete_insn): Update.
15357 (rtl_merge_blocks): Update.
15358 (commit_one_edge_insertion): Update.
15359 (rtl_verify_flow_info): Update.
15360 * stmt.c (expand_case): Do not call squeeze_notes.
15362 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15369 * c.opt (Wtype-limits): New.
15370 * doc/invoke.texi (Wtype-limits): Document it.
15371 (Wextra): Enabled by -Wextra.
15372 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15373 * c-common.c (shorten_compare): Warn with Wtype-limits.
15375 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15377 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15378 inlined function, not as a macro.
15379 (_mm_alignr_pi8): Ditto.
15380 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15381 (_mm_inserti_si64): Ditto.
15382 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15383 (_mm_extract_epi16): Ditto.
15384 (_mm_insert_epi16): Ditto.
15385 (_mm_shufflehi_epi16): Ditto.
15386 (_mm_shufflelo_epi16): Ditto.
15387 (_mm_shuffle_epi32): Ditto.
15388 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15389 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15391 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15393 (_m_to_float): Use C89 compatible assignment.
15395 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15398 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15400 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15403 * doc/invoke.texi (Wreturn-type): Complete description.
15404 (Wextra): Delete item about return-type warning.
15405 * c-decl.c: Delete redundant Wextra warning.
15407 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15410 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15411 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15412 inlined function, not as a macro.
15413 (_mm_prefetch): Ditto.
15414 (_m_pextrw): Ditto.
15415 (_mm_insert_pi16): Ditto.
15416 (_m_pinsrw): Ditto.
15417 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15418 (_m_pshufw): Ditto. Add const to __N argument.
15419 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15420 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15421 (_mm_slli_epi32): Ditto.
15422 (_mm_srli_si128): Implement as always inlined function, not as a
15423 macro. Add __inline to function declaration.
15424 (_mm_slli_si128): Ditto.
15426 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15428 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15429 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15431 (struct fenv): New structure.
15432 (FP_HANDLE_EXCEPTIONS): New define.
15433 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15434 (_FP_DECL_EXP): New define.
15435 (FP_INIT_ROUNDMODE): New define.
15436 (FP_ROUNDMODE): New define.
15438 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15440 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15441 (Wconversion): Update description.
15442 (Wconversion-sign): New.
15443 * c.opt (Wconversion-sign): New.
15444 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15445 means disabled for C++. Otherwise, take the status of Wconversion.
15446 * c-common.c (conversion_warning): Warn with either Wconversion or
15448 (warnings_for_convert_and_check): Conditions are already checked by
15449 conversion_warning.
15450 (convert_and_check): Don't check warnings if the conversion failed.
15452 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15453 Anatoly Sokolov <aesok@dol.ru>
15455 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15456 avr_epilogue_uses) : Add declaration.
15457 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15458 * config/avr/constraints.md (R): New constraint.
15459 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15460 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15461 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15462 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15463 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15464 call_prologue_saves, epilogue_restores, return_from_epilogue,
15465 return_from_main_epilogue, return_from_interrupt_epilogue,
15466 return_from_naked_epilogue, prologue, epilogue): New patterns.
15467 (jump): Handle symbol reference.
15468 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15469 avr_output_function_prologue, avr_output_function_epilogue): Remove
15471 (avr_init_machine_status, expand_prologue, expand_epilogue,
15472 avr_asm_function_end_prologue, avr_epilogue_uses,
15473 avr_asm_function_begin_epilogue): New functions.
15474 (prologue_size, epilogue_size, jump_tables_size): Remove global
15476 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15477 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15478 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15479 (avr_override_options): Initialise init_machine_status.
15480 (output_movhi): Handle all stack pointer loads.
15481 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15482 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15483 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15484 (EPILOGUE_USES) Redefine.
15485 (machine_function) Declare.
15487 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15489 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15490 Use a single return statement.
15492 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15494 PR middle-end/30250
15495 * builtins.c (do_mpfr_lgamma_r): New.
15496 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15497 * tree.h (CASE_FLT_FN_REENT): New.
15499 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15501 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15502 (output_die): Use 'unsigned long' with %x.
15503 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15504 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15505 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15507 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15509 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15514 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15515 true if function has no argument.
15517 2007-05-18 DJ Delorie <dj@redhat.com>
15519 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15520 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15522 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15524 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15525 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15526 count_trailing_zeros.
15527 (__i386__): Implement count_leading_zeros using __builtin_clz().
15528 Implement count_trailing_zeros usign __builtin_ctz().
15530 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15532 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15534 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15536 PR middle-end/31344
15537 * expr.c (emit_move_change_mode): Change mode of push operands here.
15539 2007-05-17 Ian Lance Taylor <iant@google.com>
15541 PR tree-optimization/31953
15542 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15543 Change all callers.
15544 (set_value_range_to_null): Call set_value_range_to_value.
15545 (extract_range_from_comparison): Likewise.
15547 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15549 * toplev.c (print_version): Output GMP/MPFR version info.
15551 * builtins.c (CASE_MATHFN_REENT): New macro.
15552 (mathfn_built_in): Use it.
15553 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15554 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15555 BUILT_IN_LGAMMAL_R): New.
15556 * doc/extend.texi: Document new builtins.
15558 PR middle-end/31796
15559 * builtins.c (do_mpfr_remquo): New.
15560 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15561 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15563 PR middle-end/30251
15564 * builtins.c (fold_builtin_1): Handle y0, y1.
15565 (fold_builtin_2): Handle yn.
15567 PR middle-end/30251
15568 * builtins.c (do_mpfr_bessel_n): New.
15569 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15570 (fold_builtin_2): Handle BUILT_IN_JN.
15572 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15575 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15576 TYPE_PRECISION (intmax_type_node).
15578 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15581 * reload.c (subst_reloads): Remove checking.
15583 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15585 PR rtl-optimization/31691
15586 * combine.c (simplify_set): Build a new src pattern instead of
15587 substituting its operands in the COMPARE case.
15589 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15591 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15592 (execute_vrp): Preserve loops through jump threading.
15593 * tree-ssa-threadupdate.c (thread_single_edge,
15594 dbds_continue_enumeration_p, determine_bb_domination_status,
15595 thread_through_loop_header): New functions.
15596 (create_edge_and_update_destination_phis,
15597 create_edge_and_update_destination_phis): Set loops for the new blocks.
15598 (prune_undesirable_thread_requests): Removed.
15599 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15601 (thread_block): Do not call prune_undesirable_thread_requests.
15603 (mark_threaded_blocks): Select edges to thread here.
15604 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15605 Thread edges through loop headers independently.
15606 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15607 * tree-pass.h (TODO_mark_first_instance): New.
15608 (first_pass_instance): Declare.
15609 * cfghooks.c (duplicate_block): Put the block to the original loop
15610 if copy is not specified.
15611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15612 jump threading. Pass may_peel_loop_headers to
15613 thread_through_all_blocks according to first_pass_instance.
15614 * cfgloop.h (create_preheader): Declare.
15615 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15616 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15617 * passes.c (first_pass_instance): New variable.
15618 (next_pass_1): Set TODO_mark_first_instance.
15619 (execute_todo): Set first_pass_instance.
15621 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15623 PR tree-optimization/24659
15624 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15625 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15626 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15627 OTI_vec_pack_ufix_trunc.
15628 (vec_unpacks_float_hi_optab): Define new macro.
15629 (vec_unpacks_float_lo_optab): Ditto.
15630 (vec_unpacku_float_hi_optab): Ditto.
15631 (vec_unpacku_float_lo_optab): Ditto.
15632 (vec_pack_sfix_trunc_optab): Ditto.
15633 (vec_pack_ufix_trunc_optab): Ditto.
15634 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15635 and vec_pack_[s|u]fix_trunc_optab using
15636 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15637 * tree-vectorizer.c (supportable_widening_operation): Handle
15638 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15639 (supportable_narrowing_operation): New function.
15640 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15641 * tree-vect-transform.c (vectorizable_conversion): Handle
15642 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15643 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15644 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15645 to check for target support.
15646 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15647 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15648 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15649 for VEC_PACK_FIX_TRUNC_EXPR.
15650 (expand_binop): Special case mode of the result for
15651 vec_pack_[u|s]fix_trunc_optab.
15652 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15653 vec_pack_[u|s]fix_trunc_optab.
15655 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15656 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15657 * tree-pretty-print.c (dump_generic_node): Handle
15658 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15659 VEC_PACK_FIX_TRUNC_EXPR.
15661 * expr.c (expand_expr_real_1): Ditto.
15662 * tree-inline.c (estimate_num_insns_1): Ditto.
15663 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15665 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15666 (vec_unpacks_float_lo_v8hi): Ditto.
15667 (vec_unpacku_float_hi_v8hi): Ditto.
15668 (vec_unpacku_float_lo_v8hi): Ditto.
15669 (vec_unpacks_float_hi_v4si): Ditto.
15670 (vec_unpacks_float_lo_v4si): Ditto.
15671 (vec_pack_sfix_trunc_v2df): Ditto.
15673 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15675 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15676 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15677 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15678 [vec_pack_ufix_trunc]: Ditto.
15679 [vec_unpacks_float_hi]: Ditto.
15680 [vec_unpacks_float_lo]: Ditto.
15681 [vec_unpacku_float_hi]: Ditto.
15682 [vec_unpacku_float_lo]: Ditto.
15684 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15686 * soft-fp/README: Update for new files.
15687 * soft-fp/floattisf.c: New file.
15688 * soft-fp/floattidf.c: New file.
15689 * soft-fp/floattitf.c: New file.
15690 * soft-fp/floatuntisf.c: New file.
15691 * soft-fp/floatuntidf.c: New file.
15692 * soft-fp/floatuntitf.c: New file.
15693 * soft-fp/fixsfti.c: New file.
15694 * soft-fp/fixdfti.c: New file.
15695 * soft-fp/fixtfti.c: New file.
15696 * soft-fp/fixunssfti.c: New file.
15697 * soft-fp/fixunsdfti.c: New file.
15698 * soft-fp/fixunstfti.c: New file.
15699 * soft-fp/extendxftf.c: New file.
15700 * soft-fp/trunctfxf.c: New file.
15702 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15703 (__trunctfxf2): Ditto.
15705 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15706 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15707 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15708 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15709 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15710 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15712 * config/i386/t-fprules-softfp64: New file.
15713 * config/i386/sfp-machine.h: New file.
15714 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15715 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15716 and soft-fp/t-softfp to tmake_file.
15717 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15718 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15720 * config/i386/t-linux64 (softfp_wrap_start): New.
15721 (softfp_wrap_end): New.
15722 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15723 supported for TARGET_64BIT.
15725 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15727 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15728 c_common_unsigned_type behavior.
15730 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15732 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15735 2007-05-16 Eric Christopher <echristo@apple.com>
15737 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15738 saving after stack push. Set sp_offset whenever we push.
15739 (rs6000_emit_epilogue): Move altivec register restore before
15742 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15744 * configure.ac: Allow sysroots to be relocated under $prefix as
15745 well as $exec_prefix.
15746 * configure: Regenerate.
15748 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15752 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15754 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15755 (gcc_tooldir): Likewise.
15756 * configure: Regenerate.
15757 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15758 old configure.ac gcc_tooldir setting.
15759 (prefix_to_exec_prefix): New variable.
15760 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15761 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15763 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15765 * c-typeck.c (build_binary_op): Return early for error.
15767 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15769 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15770 struct nb_iter_bound.
15771 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15772 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15773 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15774 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15775 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15776 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15777 (del_scev_info): Use ggc_free.
15778 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15779 * loop-init.c: Include ggc.h.
15780 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15781 (loop_optimizer_finalize): Use ggc_free.
15782 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15783 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15784 pass_iv_optimize): Add TODO_ggc_collect.
15785 * function.h (struct function): Remove skip marker from
15787 * cfgloop.c: Include ggc.h.
15788 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15790 (establish_preds): Vector superloops is gc allocated.
15791 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15793 (flow_loops_find): Vector larray is gc allocated.
15794 (loop_exit_free): Use ggc_free.
15795 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15796 that head of exits list is now not a part of struct loop.
15797 (record_loop_exits): Allocate exits table in gc memory.
15798 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15799 that head of exits list is now not a part of struct loop.
15800 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15801 struct loop_exit): Add GTY marker.
15802 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15803 Add skip marker to aux field. Make head of exits list a separate
15805 (struct loops): Add GTY marker. Make larray vector gc allocated.
15806 Add param marker to exits table.
15807 (get_loops): Type changed.
15808 * Makefile.in (tree-scalar-evolution.o): Add
15809 gt-tree-scalar-evolution.h dependency.
15810 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15811 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15812 * basic-block.h (struct basic_block_def): Remove skip marker from
15815 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15817 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15818 of 0 in the call to expand_expr().
15819 (expand_builtin_mathfn_3): Ditto.
15820 (expand_builtin_interclass_mathfn): Ditto.
15821 (expand_builtin_cexpi): Ditto.
15822 (expand_builtin_int_roundingfn): Ditto.
15823 (expand_builtin_int_roundingfn_2): Ditto.
15824 (expand_builtin_pow): Ditto.
15825 (expand_builtin_powi): Ditto.
15826 (expand_builtin_bswap): Ditto.
15827 (expand_builtin_unop): Ditto.
15828 (expand_builtin_fabs): Ditto.
15829 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15830 the call to expand_expr().
15831 (expand_builtin_sync_operation): Ditto.
15832 (expand_builtin_compare_and_swap): Ditto.
15833 (expand_builtin_lock_test_and_set): Ditto.
15834 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15835 instead of 0 in the call to expand_expr().
15836 (expand_builtin_extract_return_addr): Ditto.
15837 (expand_builtin_eh_return): Ditto.
15838 (expand_eh_return): Ditto.
15839 * explow.c (expr_size): Ditto.
15840 * expr.c (optimize_bitfield_assignment_op): Ditto.
15841 (expand_assignement): Ditto.
15842 (store_expr): Ditto.
15843 (store_field): Ditto.
15844 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15845 the call to expand_expr().
15846 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15847 in the call to expand_expr().
15848 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15849 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15850 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15852 * optabs.c (expand_vec_shift_expr): Ditto.
15853 (expand_vec_cond_expr): Ditto.
15854 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15855 call to expand_expr().
15856 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15857 in the call to expand_expr().
15859 2007-05-14 Dave Korn <dave.korn@artimi.com>
15861 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15863 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15865 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15866 instead of c_common_unsigned_type.
15867 (c_common_unsigned_type): Remove.
15868 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15869 c_common_unsigned_type.
15870 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15871 c_common_unsigned_type.
15872 * c-common.h (c_common_unsigned_type): Remove.
15873 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15874 c_common_unsigned_type.
15875 * c-format.c (check_format_types): Use unsigned_type_for instead of
15876 c_common_unsigned_type.
15877 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15878 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15879 of c_common_unsigned_type.
15880 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15881 lang_hooks.types.unsigned_type.
15882 * expmed.c (make_tree): Use unsigned_type_for instead of
15883 lang_hooks.types.unsigned_type.
15884 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15885 lang_hooks.types.unsigned_type.
15886 (build_range_check): Likewise.
15887 (fold_unary): Likewise.
15888 (fold_binary): Likewise.
15889 (fold_ternary): Likewise.
15890 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15891 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15892 * tree.c (get_unsigned_type): New.
15893 (unsigned_type_for): Use get_unsigned_type instead of
15894 lang_hooks.types.unsigned_type.
15896 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15898 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15899 to m68k_get_function_kind. Update its prototype.
15900 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15902 (m68k_interrupt_function_p): Return enum m68k_function_type
15903 instead of bool. Rename to m68k_get_function_kind.
15904 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15905 target is not fido.
15906 (m68k_compute_frame_layout): Don't mark any register for save
15907 if an interrupt_thread attribute is specified.
15908 (m68k_hard_regno_rename_ok): Update a use of
15909 m68k_interrupt_function_p.
15910 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15911 m68k_interrupt_function_p.
15912 (m68k_function_type): New.
15913 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15914 for a function with an interrupt_thread attribute.
15915 * doc/extend.texi: Document the interrupt_thread attribute.
15917 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15919 Fix PR tree-optimization/31911
15920 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15921 if they didn't change the expression.
15923 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15925 * tree-scalar-evolution.c (resolve_mixers): Exported.
15926 * tree-scalar-evolution.h (resolve_mixers): Declare.
15927 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15928 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15929 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15930 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15931 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15932 strip_conversion, analyze_offset_expr, address_analysis,
15933 object_analysis, analyze_offset): Removed.
15934 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15935 split_constant_offset, canonicalize_base_object_address,
15936 object_address_invariant_in_loop_p, disjoint_objects_p,
15937 dr_may_alias_p, dr_address_invariant_p): New functions.
15938 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15939 and dr_analyze_alias.
15940 (initialize_data_dependence_relation): Use dr_may_alias_p
15941 and object_address_invariant_in_loop_p.
15942 (compute_self_dependence): Handle the case when
15943 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15944 (find_data_references_in_stmt): Restrict the analysis of data
15945 references to the given loop nest.
15946 (find_data_references_in_loop): Made static. Pass loop nest to
15947 find_data_references_in_stmt.
15948 (compute_data_dependences_for_loop): Use DR_VOPS.
15949 (free_data_ref): Free DR_VOPS.
15950 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15951 (struct innermost_loop_behavior): ... new.
15952 (struct base_object_info): Replaced by ...
15953 (struct indices): ... new.
15954 (struct dr_alias): New.
15955 (enum data_ref_type): Removed.
15956 (struct data_reference): Consist of struct innermost_loop_behavior,
15957 struct indices and struct dr_alias.
15958 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15959 (DR_MEMTAG): Renamed to ...
15960 (DR_SYMBOL_TAG): ... this.
15961 (find_data_references_in_loop): Declaration removed.
15962 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15963 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15964 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15965 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15967 2007-05-13 Revital Eres <eres@il.ibm.com>
15969 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15970 which walks virtual def-use chains to find redundant stores.
15971 (dse_optimize_stmt): Call it.
15973 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15975 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15976 * passes.c (init_optimization_passes): Move pass_jump_bypass
15979 * basic-block.h (bb_has_eh_pred): Fix style issue.
15981 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15983 PR rtl-optimization/31848
15984 * loop-invariant.c (move_invariant_reg): If we move an insn
15985 with a REG_EQUAL note, and that insn is not always executed,
15986 remove the REG_EQUAL note.
15988 2007-05-12 Richard Guenther <rguenther@suse.de>
15990 PR tree-optimization/31797
15991 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15992 propagate into a stmt that has volatile ops.
15994 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15996 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15997 (gcc_tooldir): Likewise.
15998 * configure: Regenerate.
15999 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16000 old configure.ac gcc_tooldir setting.
16001 (prefix_to_exec_prefix): New variable.
16002 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16003 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16005 2007-05-11 Silvius Rus <rus@google.com>
16007 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16008 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16009 * c-common.h (strict_aliasing_warning): Change return type.
16010 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16011 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16012 (build_c_cast): Condition call to strict_aliasing_warning.
16013 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16014 * flags.h (set_Wstrict_aliasing): Declare.
16015 * opts.c (set_Wstrict_alising): Define, add call to.
16016 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16017 * tree-ssa-alias-warnings.c: New file.
16018 * tree-ssa-alias.c (compute_may_aliases): Add call to
16019 strict_aliasing_warning_backend.
16021 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16023 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16024 Use loop_depth and loop_outer accessor functions.
16025 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16026 determine_invariantness_stmt, move_computations_stmt): Ditto.
16027 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16028 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16029 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16030 * tree-scalar-evolution.c (interpret_loop_phi,
16031 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16032 instantiate_parameters_1, scev_const_prop): Ditto.
16033 * cfghooks.c (make_forwarder_block): Ditto.
16034 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16035 * modulo-sched.c (loop_canon_p): Ditto.
16036 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16037 slpeel_can_duplicate_loop_p): Ditto.
16038 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16039 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16040 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16041 cancel_loop, verify_loop_structure): Ditto.
16042 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16043 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16044 superloops vector instead of "pred" array.
16045 (establish_preds): Take father loop as an argument. Initialize the
16047 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16048 Do not initialize loop->outer.
16049 (flow_loop_tree_node_remove): Truncate the superloops vector.
16050 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16051 "pred" merged to "superloops" vector.
16052 (loop_depth, loop_outer): New.
16053 (fel_init): Use loop_outer.
16055 2007-05-11 Jan Hubicka <jh@suse.cz>
16057 * cgraphunit.c: Include gt-cgraphunit.h
16058 (static_ctors, static_dtors): New static vars.
16059 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16060 based on implementation in c-common.c
16061 (cgraph_finalize_function): Call record_cdtor_fn.
16062 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16063 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16064 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16065 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16066 build_cdtor, c_build_cdtor_fns): Remove.
16067 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16068 c_build_cdtor_fns): Remove prototype.
16070 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16073 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16074 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16075 * builtins.c (fold_builtin_memchr): New.
16076 (expand_builtin_memchr): Call the latter.
16077 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16078 * doc/extend.texi ([Other built-in functions provided by GCC]):
16081 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16083 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16084 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16085 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16086 PFPO_OP1_TYPE_SHIFT): Constants added.
16087 (DFP_ALL): Mode macro defined.
16088 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16089 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16090 Insn definitions added.
16091 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16092 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16095 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16097 PR tree-optimization/31885
16098 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16099 NULL_TREE to be undetermined.
16100 (automatically_generated_chrec_p): Return false for NULL.
16102 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16104 * config/bfin/bfin.h (MOVE_RATIO): Define.
16106 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16108 * config.gcc (sparc-wrs-vxworks): New target.
16109 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16110 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16111 * config/sparc/sparc.h: Include vxworks-dummy.h.
16112 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16113 include LABEL_REFs too.
16114 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16115 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16117 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16119 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16120 (sparc_emit_call_insn): New function.
16121 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16122 functions when generating VxWorks PIC.
16123 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16124 (call, call_value): Use sparc_emit_call_insn instead of
16127 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16129 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16131 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16133 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16134 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16135 split_double instead of operand_subword.
16137 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16139 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16140 * config/bfin/bfin.c (bfin_local_alignment): New function.
16141 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16143 2007-05-08 Chao-ying Fu <fu@mips.com>
16145 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16146 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16147 (smsub_widen_optab, umsub_widen_optab): Define.
16148 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16150 * genopinit.c (optabs): Fill in smsub_widen_optab and
16152 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16153 and umsub_widen_optab to implement multiply-subtract sequences.
16154 * config/mips/mips.md (*msac<u>_di): Rename to...
16155 (<u>msubsidi4): ...this. Extend condition to include
16156 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16157 of operand 0 to "ka" and use the three-operand form of msub<u>
16159 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16162 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16164 PR rtl-optimization/28011
16165 * reload.c (push_reload): Set dont_share if IN appears in OUT
16166 also when IN is a PLUS rtx.
16167 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16170 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16172 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16173 call unshare_all_decls.
16174 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16175 (unshare_all_decls): Remove.
16177 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16180 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16183 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16184 Nigel Stephens <nigel@mips.com>
16186 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16187 Update comments and all uses.
16188 (MIN_FPRS_PER_FMT): Define.
16189 * config/mips/mips.c (function_arg): Fix to correctly handle
16190 the -mips32r2 -mfp64 -mabi=32 case.
16191 (override_options): Enable use of odd-numbered registers for
16192 SFmode values on MIPS32.
16193 (mips_save_reg_p): Save whole floating-point register pair if
16194 either half is used.
16195 (compute_frame_size): Fix comment.
16197 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16199 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16200 argument of type bool.
16201 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16202 argument. Safely select temporary P register according to it.
16203 (do_link): Change call site of add_to_reg accordingly.
16204 (do_unlink): Add epilogue_p as a fourth argument and pass it
16206 (expand_interrupt_handler_epilogue): Change call of do_unlink
16208 (bfin_expand_prologue): Add a third argument sibcall_p.
16209 * config/bfin/bfin.md (epilogue): Change call of
16210 bfin_expand_epilogue accordingly.
16211 (sibcall_epilogue): Likewise.
16212 (eh_return_internal): Likewise.
16214 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16215 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16216 * config/bfin/bfin.c (bfin_handle_option): Handle
16217 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16218 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16219 Support bf534, bf536 and bf561.
16220 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16222 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.c (ix86_function_regparm): Process local
16226 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16228 2007-05-07 Mike Stump <mrs@apple.com>
16230 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16231 also checks for and while statements in C++.
16233 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16235 * gcc.c (at_file_supplied): New variable.
16236 (main): Set it if we expanded argv.
16237 (do_spec_1): Pass an @-file to the linker if we were called with
16238 an @-file argument and HAVE_GNU_LD.
16239 * collect2.c (at_file_supplied): New variable.
16240 (response_file): New variable.
16241 (collect_exit): Unlink response_file if necessary.
16242 (handler): Likewise.
16243 (do_wait): Likewise.
16244 (main): Set at_file_supplied if we expanded argv.
16245 (collect_execute): Pass an @-file to subprocesses if we were called
16246 with an @-file argument.
16247 * configure.ac: Add define for HAVE_GNU_LD.
16248 * configure: Regenerate.
16249 * config.in: Regenerate.
16251 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16253 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16254 operand to HI mode.
16259 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16261 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16262 (TARGET_ENCODE_SECTION_INFO): Re-define.
16263 (m32c_encode_section_info): New
16264 (function_vector_handler): New
16265 (current_function_special_page_vector): New
16266 (m32c_special_page_vector_p): New.
16267 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16269 * config/m32c/jump.md: Added instruction JSRS for functions
16270 with attribute "function_vector".
16271 * doc/extend.texi (function_vector): Added description
16272 for M16C, M32C targets.
16274 2007-05-07 DJ Delorie <dj@redhat.com>
16277 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16278 ashrpsi3, lshrpsi3): Update shift count constraint.
16280 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16281 Nathan Froyd <froydnj@codesourcery.com>
16284 * c-incpath.c (add_path): Strip trailing path separators.
16286 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16289 Free dominance info before purging EH edges.
16290 (eliminate_degenerate_phis): Likewise.
16291 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16293 2007-05-07 Jan Hubicka <jh@suse.cz>
16295 * gimplify.c (gimplify_expr): Do not crash when folding
16296 (void *)(int)&a + 4.
16298 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16301 * c-opts.c (lang_fortran): Make it non static.
16302 * c-common.h (lang_fortran): New prototype.
16303 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16304 -lang-fortran option was passed by the driver.
16306 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16308 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16309 of ASSERT_CHECKING. Tweak message.
16311 2007-05-06 Revital Eres <eres@il.ibm.com>
16314 * loop-unroll.c (insert_var_expansion_initialization):
16315 Initialize the expansions with -zero instead of +zero.
16317 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16319 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16320 into pic and non-pic versions. Mark r19 as used for
16321 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16322 for tgd_load, tld_load and tie_load .
16323 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16324 version of tgd_load, tld_load and tie_load depending on the
16327 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16328 Jakub Jelinek <jakub@redhat.com>
16330 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16331 (__do_global_dtors_aux): Use more paranoid loop to run
16332 destructors if HIDDEN_DTOR_LIST_END.
16333 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16335 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16337 * varasm.c (align_variable): Don't increase alignment for
16338 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16339 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16341 2007-05-04 Josh Conner <jconner@apple.com>
16343 * basic-block.h (cdi_direction): Assign values to all enumeration
16345 (dom_computed): Remove.
16346 (dom_info_state): New.
16347 (set_dom_info_availability): New.
16348 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16349 walk_data.dom_direction.
16350 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16351 instead of dom_computed[].
16352 (split_edge): Likewise.
16353 (create_basic_block): Likewise.
16354 (merge_blocks): Likewise.
16355 * ifcvt.c (find_if_header): Likewise.
16356 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16357 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16358 * tree-ssa.c (verify_ssa): Likewise.
16359 * tree-cfg.c (tree_verify_flow_info): Likewise.
16360 (remove_edge_and_dominated_blocks): Likewise.
16361 * dominance.c (dom_computed): Make static.
16362 (calc_dfs_tree_nonrec): Change third param to a bool.
16363 (calc_dfs_tree): Change second param to a bool.
16364 (calc_idioms): Change second param to a bool. Use
16365 dom_convert_dir_to_idx.
16366 (init_dom_info): Validate dir before using.
16367 (dom_convert_dir_to_idx): New.
16368 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16369 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16370 (free_dominance_info): Use dom_convert_dir_to_idx.
16371 (get_immediate_dominator): Likewise.
16372 (set_immediate_dominator): Likewise.
16373 (get_dominated_by): Likewise.
16374 (redirect_immediate_dominators): Likewise.
16375 (nearest_common_denominator): Likewise.
16376 (dominated_by_p): Likewise.
16377 (bb_dom_dfs_in): Likewise.
16378 (bb_dom_dfs_out): Likewise.
16379 (recount_dominator): Likewise.
16380 (iterate_fix_dominators): Likewise.
16381 (add_to_dominance_info): Likewise.
16382 (delete_from_dominance_info): Likewise.
16383 (first_dom_son): Likewise.
16384 (next_dom_son): Likewise.
16385 (dom_info_available_p): Likewise.
16386 (dom_info_state): New.
16387 (set_dom_info_availability): New.
16389 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16391 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16393 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16395 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16397 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16398 (subdi3, subdi_carry): Delete.
16400 2007-05-04 Jan Hubicka <jh@suse.cz>
16401 Richard Guenther <rguenther@suse.de>
16403 * opts.c (decode_options): Do not fiddle with inlining
16404 parameters in case of optimizing for size.
16405 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16406 for size do nothing.
16407 (cgraph_decide_inlining_of_small_function): When optimizing for
16408 size never inline functions increasing caller size.
16409 (cgraph_early_inlining): Inline for size when optimizing for size.
16411 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16413 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16414 logical operations piecewise.
16415 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16416 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16417 subdi_sesidi_di): Delete.
16418 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16419 the generated sequence. Allow three-reg add in constraints. Rewrite
16420 the rtl expression for carry to avoid zero_extend of a constant.
16421 (sub_with_carry): New pattern.
16422 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16423 different sequence not involving jumps.
16424 (notbi): Now a named pattern.
16426 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16428 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16429 Add the note about a significant loss of accuracy of some
16430 mathematical routines when these options are used.
16432 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16434 * haifa-sched.c (rtx_vec_t): New typedef.
16435 (contributes_to_priority_p): Extract piece of priority () into new
16437 (priority): Use the function. Add assertion.
16438 (rank_for_schedule, set_priorities): Add assertion to check that
16439 insn's priority is initialized.
16440 (clear_priorities, calc_priorities): Change signature. Make it update
16441 all relevant insns. Update all callers ('add_to_speculative_block ()'
16442 and 'create_block_check_twin ()').
16443 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16444 Add new field 'priority_status'.
16445 (INSN_PRIORITY_STATUS): New macro.
16446 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16448 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16450 * sched-ebb.c (debug_ebb_dependencies): New static function.
16451 (init_ready_list): Use it.
16453 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16454 with changed signature and 'debug_rgn_dependencies ()'.
16455 (debug_rgn_dependencies): New static function.
16456 (init_ready_list): Use it.
16458 * sched-int.h (debug_dependencies): Declare.
16460 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16462 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16464 2007-05-04 Dirk Mueller <dmueller@suse.de>
16466 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16468 2007-05-03 Jan Hubicka <jh@suse.cz>
16470 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16471 ((T1)X op (T1)Y), for pointer type in more cases than before.
16473 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16475 * tree-object-size.c (plus_expr_object_size): When operand size is
16476 unknown, return unknown.
16478 2007-05-03 Dirk Mueller <dmueller@suse.de>
16480 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16482 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16485 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16487 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16489 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16491 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16493 * config/soft-fp/double.h, config/soft-fp/extended.h,
16494 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16495 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16496 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16497 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16500 2007-05-03 Ian Lance Taylor <iant@google.com>
16502 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16503 MASK_PPC_GFXOPT for 8540 or 8548.
16505 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16507 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16508 vect_print_dump_info() to output debug information.
16510 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16513 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16514 operands of size 2 when operand is not MEM_P.
16516 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16518 PR tree-optimization/30565
16519 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16521 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16523 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16524 (umulsi3_highpart): Use them.
16525 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16526 for final accumulator to D regisster tranfser.
16528 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16530 PR tree-optimization/31699
16531 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16533 (vect_enhance_data_refs_alignment): Compute peel amount using
16534 TYPE_VECTOR_SUBPARTS instead of vf.
16535 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16537 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16540 * system.h: Remove inclusion of double-int.h
16541 * tree.h: Include double-int.h
16542 * gengtype.c: Likewise
16543 * cfgloop.h: Likewise
16544 * Makefile.in: Adjust dependencies on double-int.h
16546 2007-05-02 Eric Christopher <echristo@apple.com>
16548 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16549 -shared to -Zdynamiclib.
16551 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16554 * c-common.c (strip_pointer_or_array_types): New function.
16555 * c-common.h (strip_pointer_or_array_types): New function declaration.
16557 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16559 PR tree-optimization/31771
16560 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16562 2007-05-02 Paul Brook <paul@codesourcery.com>
16564 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16566 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16568 PR middle-end/29715
16569 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16572 2007-05-02 Nick Clifton <nickc@redhat.com>
16574 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16576 2007-05-02 Richard Guenther <rguenther@suse.de>
16578 PR tree-optimization/31146
16579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16580 argument, single_use_p. If we have a single use that is
16581 a conversion to the definition rhs type, propagate that rhs.
16582 (forward_propagate_addr_expr): Pass single_use_p argument
16583 to forward_propagate_addr_expr_1.
16585 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16587 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16590 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16592 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16593 'AMD Family 10 core'.
16595 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16597 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16598 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16599 with SSE3 instruction set support.
16600 * doc/invoke.texi: Likewise.
16602 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16604 * config/i386/i386.c (override_options): Tuning 32-byte loop
16605 alignment for amdfam10 architecture. Increasing the max loop
16606 alignment to 24 bytes.
16608 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16610 * config/m68k/constraints.md: New.
16611 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16612 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16613 EXTRA_CONSTRAINT): Remove.
16614 * config/m68k/m68k.md: Include constraints.md.
16615 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16617 2007-05-01 Ian Lance Taylor <iant@google.com>
16619 PR tree-optimization/31739
16620 * tree-vrp.c (vrp_val_is_max): New static function.
16621 (vrp_val_is_min): New static function.
16622 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16624 (set_value_range): Use vrp_val_is_{max,min}.
16625 (extract_range_from_assert): Likewise.
16626 (extract_range_from_binary_expr): Likewise.
16627 (extract_range_from_unary_expr): Likewise.
16628 (dump_value_range, vrp_meet): Likewise.
16629 (vrp_visit_phi_node): Likewise.
16630 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16632 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16634 * config/i386/gmon-sol2.c (size_t): New type.
16635 (intptr_t): Likewise.
16636 (s_textsize): Declare as size_t.
16638 (monstartup): Use size_t for sizes.
16639 (_mcount): Save and restore registers.
16640 (internal_mcount): Pass 0 as the first argument to monstartup
16642 (moncontrol): Convert pointer to appropriately sized integer
16643 before passing to profil.
16645 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16647 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16648 __NO_FPRS__, not just if _SOFT_DOUBLE.
16649 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16650 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16651 also for E500 double.
16652 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16653 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16656 2007-05-01 Richard Guenther <rguenther@suse.de>
16658 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16661 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16663 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16665 2007-05-01 Jan Hubicka <jh@suse.cz>
16667 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16670 2007-05-01 Jan Hubicka <jh@suse.cz>
16672 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16673 (maybe_fold_offset_to_reference): Declare.
16674 * fold-const.c (fold_unary): Do not fold
16675 (type *)&A into &A->field_of_type_and_offset_0
16676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16677 size is unknown, give up.
16678 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16680 (maybe_fold_offset_to_reference): New.
16681 (maybe_fold_stmt_indirect): Use it.
16682 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16683 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16685 (gimplify_expr): Likewise for plus_expr.
16687 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16690 bsi_after_labels. Always insert statements before bsi.
16691 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16692 * predict.c (apply_return_prediction): Check for empty blocks.
16693 * cfgexpand.c (lab_rtx_for_bb): New variable.
16694 (label_rtx_for_bb): Do not create new tree labels.
16695 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16696 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16697 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16699 (label_for_bb): Add field used.
16700 (update_eh_label, main_block_label): Mark the label used.
16701 (cleanup_dead_labels): Remove unused labels.
16703 2007-05-01 Richard Guenther <rguenther@suse.de>
16705 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16706 if it is not about to be set.
16707 (get_value_range): Do not pre-allocate equiv bitmap.
16708 (update_value_range): No need to clear equiv field.
16709 (add_equivalence): Change prototype to get bitmap pointer.
16710 Allocate bitmap here if it is not already.
16711 (extract_range_from_assert): Do not allocate bitmap here.
16712 Update callers to add_equivalence.
16713 (extract_range_from_ssa_name): Likewise.
16714 (get_vr_for_comparison): New static helper.
16715 (compare_name_with_value): Handle NULL equiv bitmap by
16716 peeling the first iteration of the comparison loop.
16717 Use get_vr_for_comparison.
16718 (compare_names): Handle NULL equiv bitmaps by using fake
16719 ones. Use get_vr_for_comparison.
16721 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16723 * double-int.c (mpz_set_double_int): Moved from
16724 tree-ssa-loop-niter.c.
16725 (mpz_get_double_int): Likewise; also, add option to wrap
16726 out-of-range integers.
16727 * double-int.h: New prototypes for above.
16728 * tree.c (get_static_type_bounds): Moved from
16729 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16730 TYPE_MAX_VALUE if they exist..
16731 * tree.h: New prototype for above.
16732 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16733 get_type_bounds calls.
16734 (mpz_set_double_int): Move to double-int.c.
16735 (get_type_bounds): Move to tree.c, rename to
16736 get_static_type_bounds.
16737 (mpz_to_double_int): Move to double-int.c, rename to
16738 mpz_get_double_int.
16740 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16742 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16743 DIV0 exception can fall through to a normal return.
16745 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16747 PR middle-end/22156
16748 Temporarily revert:
16749 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16750 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16752 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16753 initialize align to silence bogus warning.
16754 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16755 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16757 (struct sra_walk_fns): Remove use_all parameter from use.
16758 (sra_hash_tree): Handle BIT_FIELD_REFs.
16759 (sra_elt_hash): Don't hash bitfld blocks.
16760 (sra_elt_eq): Skip them in parent compares as well. Handle
16762 (sra_walk_expr): Don't maintain or pass down use_all_p.
16763 (scan_use): Remove use_all parameter.
16764 (scalarize_use): Likewise. Re-expand assignment to
16765 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16766 output, and re-scalarize after output. Don't mark anything
16768 (scalarize_ldst): Adjust.
16769 (scalarize_walk_gimple_modify_statement): Likewise.
16770 (build_element_name_1): Handle BIT_FIELD_REFs.
16771 (instantiate_element): Don't warn for any element whose parent
16772 is used as a whole.
16773 (instantiate_missing_elements_1): Return the sra_elt.
16774 (canon_type_for_field): New.
16775 (try_instantiate_multiple_fields): New.
16776 (instantiate_missing_elemnts): Use them.
16777 (mark_no_warning): Removed.
16778 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16779 (REPLDUP, sra_build_elt_assignment): New.
16780 (generate_copy_inout): Use them.
16781 (generate_element_copy): Likewise. Handle bitfld differences.
16782 (generate_element_zero): Don't recurse for blocks. Use
16783 sra_build_elt_assignment.
16784 (generate_one_element_int): Take elt instead of var. Use
16785 sra_build_elt_assignment.
16786 (generate_element_init_1): Adjust.
16787 (scalarize_use, scalarize_copy): Use REPLDUP.
16788 (scalarize_ldst): Move assert before dereference.
16789 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16791 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16794 * tree.c (reconstruct_complex_type): Reconstruct a reference
16796 Also use the same mode for the pointer as the old pointer type.
16798 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16800 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16803 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16805 PR rtl-optimization/31676
16806 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16807 (df_refs_record): Call it.
16809 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16811 * rtl.def (SS_ABS): New code.
16812 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16813 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16814 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16815 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16816 (bfin_init_builtins): Define them.
16817 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16818 (bfin_expand_builtin): ... and handle the others here.
16819 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16820 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16821 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16822 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16823 operand is only HImode.
16825 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16827 * regclass.c (scan_one_insn): Remove splitting of
16830 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16831 Nigel Stephens <nigel@mips.com>
16833 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16835 2007-04-28 Jan Hubicka <jh@suse.cz>
16837 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16838 insn_locators_alloc instead of insn_locators_initialize;
16839 call reset_block_changes.
16840 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16841 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16842 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16843 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16844 * config/score/score.c (th_output_mi_thunk): Likewise.
16845 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16846 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16847 tolerate uninitialized locator info.
16850 * function.c (init_function_start): Don't init line number info.
16851 (expand_function_end): Update.
16852 (reset_block_changes, record_block_change, finalize_block_changes,
16853 check_block_change, free_block_changes): Kill.
16854 * function.h (reset_block_changes, record_block_change,
16855 finalize_block_changes, check_block_change, free_block_changes):
16857 (struct function): Remove ib_boundaries_block.
16858 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16859 Use curr_insn_locator to initialize locator.
16860 (emit_line_note): Remove.
16861 * cfgexpand.c (expand_gimple_cond_expr): Update.
16862 (construct_exit_block): Likewise.
16863 (tree_expand_cfg): Initialize/finalize locators.
16864 * expr.c (expand_expr_real): Update.
16865 * cfglayout.c (line_locators_locs, line_locators_lines,
16866 file_locators_locs, file_locators_files): Remove.
16867 (set_block_levels): Move to cfgexpand.c.
16868 (insn_locators_initialize): Remove.
16869 (pass_insn_locators_initialize): Remove.
16870 (locations_locators_locs, locations_locators_vals): New static vars.
16871 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16873 (insn_locators_alloc, insn_locators_finalize,
16874 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16876 (locator_location): New.
16877 (locator_line, locator_file): Rewrite.
16878 * rtl.h (emit_line_note): Kill.
16879 (insn_locators_alloc, insn_locators_finalize,
16880 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16882 * tree-inline.c (initialize_cfun): Do not initialize
16883 ib_boundaries_block.
16884 * passes.c (pass_insn_locators_initialize): Remove.
16886 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16888 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16889 info. Update last_basic_block correctly.
16891 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16894 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16895 register itself to hold the offset constant. Tell flow the use
16896 of r4 and r5 when they are used.
16898 2007-04-27 Richard Guenther <rguenther@suse.de>
16900 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16901 if we simplified anything.
16902 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16903 warnings until we did a simplification and the stmt was not
16904 marked as TREE_NO_WARNING.
16906 2007-04-27 Mike Stump <mrs@apple.com>
16908 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16910 2007-04-27 Ian Lance Taylor <iant@google.com>
16912 PR middle-end/31710
16913 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16914 TYPE_MAX_VALUE exist, convert them to the new type.
16916 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16918 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16919 if it claims to be available.
16920 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16921 edge is redirected.
16922 (perform_tree_ssa_dce): Always free postdominators.
16924 2007-04-27 Richard Henderson <rth@redhat.com>
16926 * config/alpha/predicates.md (aligned_memory_operand): Mark
16927 as define_special_predicate.
16928 (unaligned_memory_operand, normal_memory_operand): Likewise.
16929 (reg_or_unaligned_mem_operand): Remove.
16930 (any_memory_operand): Match the documentation and check for
16931 non-renumbered pseudos during reload.
16932 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16933 alpha_secondary_reload_class, update to new interface, make static.
16934 Handle CQImode like HImode. Remove FP subreg check.
16935 (alpha_expand_mov): Use replace_equiv_address.
16936 (alpha_expand_mov_nobwx): Use any_memory_operand.
16937 (TARGET_SECONDARY_RELOAD): New.
16938 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16939 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16940 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16941 * config/alpha/alpha.md: ... here.
16942 (RELOAD12, reloadmode): New.
16944 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16945 Don't handle the aligned case here.
16946 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16947 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16948 reload_inhi_help. Don't expect a scratch register.
16949 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16951 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16953 2007-04-27 Richard Guenther <rguenther@suse.de>
16955 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16957 2007-04-27 Richard Guenther <rguenther@suse.de>
16959 PR tree-optimization/30965
16960 PR tree-optimization/30978
16961 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16962 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16963 (find_equivalent_equality_comparison): Likewise.
16964 (simplify_cond): Likewise.
16965 (get_prop_source_stmt): New helper.
16966 (get_prop_dest_stmt): Likewise.
16967 (can_propagate_from): Likewise.
16968 (remove_prop_source_from_use): Likewise.
16969 (combine_cond_expr_cond): Likewise.
16970 (forward_propagate_comparison): New function.
16971 (forward_propagate_into_cond): Rewrite to use fold for
16973 (tree_ssa_forward_propagate_single_use_vars): Call
16974 forward_propagate_comparison to propagate comparisons.
16976 2007-04-27 Richard Guenther <rguenther@suse.de>
16978 PR tree-optimization/31715
16979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16980 sure to do computation on the offset in an appropriate
16983 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16985 * reload.h (elimination_target_reg_p): Declare.
16986 * reload.c (find_reloads): Don't apply the reg_rtx move
16987 optimization if the SET_DEST satisfies elimination_target_reg_p.
16988 * reload1.c (elimination_target_reg_p): New function.
16989 (gen_reload): In the move/add2 fallback, make sure that op0
16990 does not overlap the destination register.
16992 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16994 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16995 transform only GIMPLE_MODIFY_STMTs.
16996 * tree-complex.c (expand_complex_operations_1): Ditto.
16997 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16998 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16999 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17001 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17002 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17003 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17004 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17005 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17006 slpeel_add_loop_guard): Ditto.
17007 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17008 * lambda-code.c (perfect_nestify): Ditto.
17009 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17010 before the first statement.
17011 * tree-optimize.c (execute_free_datastructures): Fix comments.
17012 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17013 * tree-flow.h (disband_implicit_edges): Declaration removed.
17014 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17016 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17017 COND_EXPRs without gotos.
17018 (disband_implicit_edges, has_label_p): Removed.
17019 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17020 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17022 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17024 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17025 also for COND_EXPRs.
17026 * cfgexpand.c (label_rtx_for_bb): New function.
17027 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17028 Use label_rtx_for_bb to find the labels.
17029 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17030 last block. Detect fallthru edges.
17032 2007-04-26 Ian Lance Taylor <iant@google.com>
17035 * reload.c (find_reloads_subreg_address): If the address was valid
17036 in the original mode but not in the new mode, reload the whole
17039 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17041 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17042 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17043 (cleanup_control_expr_graph): Do not invalidate dominance info.
17044 Record altered blocks.
17045 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17046 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17047 cleanup_tree_cfg_bb): New functions.
17048 (remove_forwarder_block): Do not maintain the worklist of blocks.
17049 Record altered blocks.
17050 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17051 not over whole cfg.
17052 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17053 delete_unreachable_blocks if dominators are not available.
17054 * tree-inline.c (optimize_inline_calls): Free dominance information
17056 * tree-flow.h (remove_edge_and_dominated_blocks,
17057 cfgcleanup_altered_bbs): Altered.
17058 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17060 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17062 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17063 do not invalidate dominators.
17065 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17067 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17068 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17072 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17074 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17076 2007-04-26 Richard Guenther <rguenther@suse.de>
17078 PR tree-optimization/31703
17079 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17080 the right type for the target of the bittest.
17082 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17084 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17085 ix86_sol10_return_in_memory.
17087 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17089 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17092 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17095 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17097 PR tree-optimization/30558
17098 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17099 clear this_state.prev_try.
17101 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17102 Mark Mitchell <mark@codesourcery.com>
17104 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17105 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17106 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17108 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17111 * doc/invoke.texi (%:print-asm-header): Document.
17112 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17114 (static_spec_functions): Add print-asm-header.
17115 (main): Print a banner before the --target-help linker options.
17116 (print_asm_header_spec_function): New function.
17118 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17121 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17122 (movsf_ie): Likewise.
17124 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17126 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17128 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17130 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17131 exception for divide-by-zero.
17132 (__umodsi3, __modsi3): Likewise.
17134 2007-04-25 Dirk Mueller <dmueller@suse.de>
17136 * c-typeck.c (build_compound_expr): Annotate warning()
17137 call with OPT_Wunused_value.
17138 * tree-ssa.c (warn_uninit): Annotate warning with
17140 * c-common.c (handle_sentinel_attribute): Annotate warning
17141 call with OPT_Wattributes.
17143 2007-04-25 Thiemo Seufer <ths@mips.com>
17145 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17146 (mips16): Fix typo.
17147 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17148 on to the assembler. Improve handling of -mno-mips16. Add handling
17149 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17150 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17151 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17152 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17154 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17157 * config/i386/winnt.c (i386_pe_file_end): Strip only
17158 USER_LABEL_PREFIX when writing export name.
17160 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17162 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17163 sh/elf.h, vx-common.h and vxworks.h.
17164 * config/sh/sh.h: Include config/vxworks-dummy.h.
17165 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17166 (OVERRIDE_OPTIONS): Use it.
17167 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17168 (vxworks_picreg): New pattern.
17169 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17170 VXWORKS_OS_CPP_BUILTINS.
17171 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17172 to their VXWORKS_* equivalents.
17173 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17174 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17175 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17176 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17177 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17178 -mrtp/-fPIC multilibs.
17179 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17180 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17181 (MULTILIB_OSDIRNAMES): Delete.
17183 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17186 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17188 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17190 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17191 rounding mode to be specified by the caller.
17192 (real_to_mpfr) Likewise.
17193 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17194 include new arguments.
17195 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17197 2007-04-24 Ian Lance Taylor <iant@google.com>
17199 PR tree-optimization/31605
17200 * tree-vrp.c (set_value_range): Check that min and max are not
17201 both overflow infinities.
17202 (set_value_range_to_value): New static function.
17203 (extract_range_from_binary_expr): Call set_value_range_to_value.
17204 (extract_range_from_cond_expr): Likewise.
17205 (extract_range_from_expr): Likewise.
17206 (extract_range_from_unary_expr): Likewise. Don't create a range
17207 which overflows on both sides.
17208 (vrp_meet): Check for a useless range.
17209 (vrp_visit_phi_node): If we see a constant which looks like an
17210 overflow infinity, turn off the TREE_OVERFLOW flag.
17212 2007-04-24 Ian Lance Taylor <iant@google.com>
17214 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17216 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17218 PR diagnostic/25923
17219 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17220 diagnostic message is being built.
17221 * tree-pretty-print.c (dump_generic_node): Only write the
17222 formatted text into BUFFER's stream if we are not building a
17223 diagnostic message.
17224 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17226 * Makefile.in (toplev.o): Depend on tree-pass.h.
17228 2007-04-24 Ian Lance Taylor <iant@google.com>
17230 PR tree-optimization/31602
17231 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17232 conditionals in the copied loop header.
17233 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17234 warnings if TREE_NO_WARNING is set.
17235 * doc/invoke.texi (Warning Options): Clarify that
17236 -Wstrict-overflow does not warn about loops.
17238 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17240 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17241 expand on the comment about _Decimal128 arguments and check the
17242 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17243 that _Decimal128 argument uses even/odd register pair.
17244 (function_arg): Ditto.
17246 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17248 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17249 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17251 2007-04-24 Richard Guenther <rguenther@suse.de>
17252 Olga Golovanevsky <olga@il.ibm.com>
17254 * fold-const.c (multiple_of_p): Check for bottom
17257 2007-04-24 Richard Henderson <rth@redhat.com>
17259 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17260 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17261 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17262 looking for non-zero bits shifted out. Avoid a recursive call
17263 when constructing the scalar.
17264 (__floatundisf): Likewise.
17266 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17268 * dwarf2out.c (field_byte_offset): Move the existing logic
17269 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17270 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17272 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17275 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17276 length argument of 0 for memset.
17277 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17278 unsigned shift instead of the signed variant.
17280 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17282 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17283 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17284 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17285 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17286 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17287 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17288 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17289 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17290 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17291 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17292 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17293 "mul<mode>3", "div<mode>3"): Insn definitions added.
17294 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17295 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17296 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17297 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17298 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17299 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17300 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17301 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17302 TARGET_FLOAT_FORMAT): Macro definitions removed.
17303 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17304 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17305 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17306 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17307 (s390_gen_rtx_const_DI): Function removed.
17308 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17310 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17312 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17313 over an external ffs function.
17315 2007-04-24 Chao-ying Fu <fu@mips.com>
17316 Richard Sandiford <richard@nildram.co.uk>
17318 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17319 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17320 (smadd_widen_optab, umadd_widen_optab): Define.
17321 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17323 * genopinit.c (optabs): Fill in smadd_widen_optab and
17325 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17326 and umadd_widen_optab to implement multiply-add sequences.
17327 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17328 (<u>maddsidi4): ...this. Extend condition to include
17329 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17330 of operand 0 to "ka" and use the three-operand form of madd<u>
17332 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17334 * config/mips/constraints.md (ka): New register constraint.
17336 2007-04-24 Jan Hubicka <j@suse.cz>
17340 2007-04-23 Jan Hubicka <jh@suse.cz>
17341 * function.c (init_function_start): Don't init line number info.
17342 (expand_function_end): Update.
17343 (reset_block_changes, record_block_change, finalize_block_changes,
17344 check_block_change, free_block_changes): Kill.
17345 * function.h (reset_block_changes, record_block_change,
17346 finalize_block_changes, check_block_change, free_block_changes):
17348 (struct function): Remove ib_boundaries_block.
17349 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17350 Use curr_insn_locator to initialize locator.
17351 (emit_line_note): Remove.
17352 * cfgexpand.c (expand_gimple_cond_expr): Update.
17353 (construct_exit_block): Likewise.
17354 (tree_expand_cfg): Initialize/finalize locators.
17355 * expr.c (expand_expr_real): Update.
17356 * cfglayout.c (line_locators_locs, line_locators_lines,
17357 file_locators_locs, file_locators_files): Remove.
17358 (set_block_levels): Move to cfgexpand.c.
17359 (insn_locators_initialize): Remove.
17360 (pass_insn_locators_initialize): Remove.
17361 (locations_locators_locs, locations_locators_vals): New static vars.
17362 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17364 (insn_locators_alloc, insn_locators_finalize,
17365 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17367 (locator_location): New.
17368 (locator_line, locator_file): Rewrite.
17369 * rtl.h (emit_line_note): Kill.
17370 (insn_locators_alloc, insn_locators_finalize,
17371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17373 * tree-inline.c (initialize_cfun): Do not initialize
17374 ib_boundaries_block.
17375 * passes.c (pass_insn_locators_initialize): Remove.
17377 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17379 * doc/invoke.texi: Removed leading '-' from option index entries.
17381 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17383 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17385 (create_phi_node): Use set_phi_nodes.
17386 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17387 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17388 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17389 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17390 (bsi_start, bsi_last): Use bb_stmt_list.
17391 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17392 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17393 Traverse the statements using tsi iterator.
17394 * basic-block.h (struct basic_block_def): Fields stmt_list
17395 and phi_nodes moved to ...
17396 (struct tree_bb_info): ... new structure.
17397 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17398 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17399 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17400 (tree_verify_flow_info): Verify that il.tree is not set for
17401 entry and exit block.
17402 (tree_split_block): Use set_bb_stmt_list.
17404 2007-04-23 Mike Stump <mrs@apple.com>
17406 * config/i386/i386.c (ix86_tune_features
17407 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17410 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17412 * config/i386/i386.md (prefix_extra): New attribute.
17413 (length): Add prefix_extra.
17415 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17416 (sse2_movntv2di): Likewise.
17417 (sse2_cvtps2dq): Likewise.
17418 (sse2_cvtpd2pi): Likewise.
17419 (sse2_cvttpd2pi): Likewise.
17420 (*sse2_cvtpd2ps): Likewise.
17421 (*add<mode>3): Likewise.
17422 (sse2_ssadd<mode>3): Likewise.
17423 (sse2_usadd<mode>3): Likewise.
17424 (*sub<mode>3): Likewise.
17425 (sse2_sssub<mode>3): Likewise.
17426 (sse2_ussub<mode>3): Likewise.
17427 (*mulv8hi3): Likewise.
17428 (*smulv8hi3_highpart): Likewise.
17429 (*umulv8hi3_highpart): Likewise.
17430 (sse2_umulv2siv2di3): Likewise.
17431 (sse2_pmaddwd): Likewise.
17432 (ashr<mode>3): Likewise.
17433 (lshr<mode>3): Likewise.
17434 (ashl<mode>3): Likewise.
17435 (sse2_ashlti3): Likewise.
17436 (sse2_lshrti3): Likewise.
17437 (*umaxv16qi3): Likewise.
17438 (*smaxv8hi3): Likewise.
17439 (*uminv16qi3): Likewise.
17440 (*sminv8hi3): Likewise.
17441 (sse2_eq<mode>3): Likewise.
17442 (sse2_gt<mode>3): Likewise.
17443 (*and<mode>3): Likewise.
17444 (sse2_nand<mode>3): Likewise.
17445 (*ior<mode>3): Likewise.
17446 (*xor<mode>3): Likewise.
17447 (sse2_packsswb): Likewise.
17448 (sse2_packssdw): Likewise.
17449 (sse2_packuswb): Likewise.
17450 (sse2_punpckhbw): Likewise.
17451 (sse2_punpcklbw): Likewise.
17452 (sse2_punpckhwd): Likewise.
17453 (sse2_punpcklwd): Likewise.
17454 (sse2_punpckhdq): Likewise.
17455 (sse2_punpckldq): Likewise.
17456 (sse2_punpckhqdq): Likewise.
17457 (sse2_punpcklqdq): Likewise.
17458 (*sse2_pinsrw): Likewise.
17459 (*sse2_pextrw): Likewise.
17460 (sse2_pshufd_1): Likewise.
17461 (sse2_uavgv16qi3): Likewise.
17462 (sse2_uavgv8hi3): Likewise.
17463 (sse2_psadbw): Likewise.
17464 (sse2_pmovmskb): Likewise.
17465 (*sse2_maskmovdqu): Likewise.
17466 (*sse2_maskmovdqu_rex64): Likewise.
17467 (sse4a_extrqi): Likewise.
17468 (sse4a_extrq): Likewise.
17469 (sse3_lddqu): Set prefix_rep.
17470 (sse3_addsubv4sf3): Likewise.
17471 (sse3_haddv4sf3): Likewise.
17472 (sse3_hsubv4sf3): Likewise.
17473 (sse_cvtss2si): Likewise.
17474 (sse_cvtss2si_2): Likewise.
17475 (sse_cvtss2siq): Likewise.
17476 (sse_cvtss2siq_2): Likewise.
17477 (sse_cvttss2si): Likewise.
17478 (sse_cvttss2siq): Likewise.
17479 (sse2_cvttps2dq): Likewise.
17480 (sse3_movshdup): Likewise.
17481 (sse3_movsldup): Likewise.
17482 (sse2_cvtsd2si): Likewise.
17483 (sse2_cvtsd2si_2): Likewise.
17484 (sse2_cvtsd2siq): Likewise.
17485 (sse2_cvtsd2siq_2): Likewise.
17486 (sse2_cvttsd2si): Likewise.
17487 (sse2_cvttsd2siq): Likewise.
17488 (*sse2_cvtpd2dq): Likewise.
17489 (*sse2_cvttpd2dq): Likewise.
17490 (sse2_pshuflw_1): Likewise.
17491 (sse2_pshufhw_1): Likewise.
17492 (sse4a_insertqi): Likewise.
17493 (sse4a_insertq): Likewise.
17494 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17495 (ssse3_phadddv4si3): Likewise.
17496 (ssse3_phaddswv8hi3): Likewise.
17497 (ssse3_phsubwv8hi3): Likewise.
17498 (ssse3_phsubdv4si3): Likewise.
17499 (ssse3_phsubswv8hi3): Likewise.
17500 (ssse3_pmaddubswv8hi3): Likewise.
17501 (ssse3_pmulhrswv8hi3): Likewise.
17502 (ssse3_pshufbv16qi3): Likewise.
17503 (ssse3_psign<mode>3): Likewise.
17504 (ssse3_palignrti): Likewise.
17505 (abs<mode>2): Likewise.
17506 (ssse3_phaddwv4hi3): Set prefix_extra.
17507 (ssse3_phadddv2si3): Likewise.
17508 (ssse3_phaddswv4hi3): Likewise.
17509 (ssse3_phsubwv4hi3): Likewise.
17510 (ssse3_phsubdv2si3): Likewise.
17511 (ssse3_phsubswv4hi3): Likewise.
17512 (ssse3_pmaddubswv4hi3): Likewise.
17513 (ssse3_pmulhrswv4hi3): Likewise.
17514 (ssse3_pshufbv8qi3): Likewise.
17515 (ssse3_psign<mode>3): Likewise.
17516 (ssse3_palignrdi): Likewise.
17517 (abs<mode>2): Likewise.
17518 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17519 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17520 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17522 2007-04-23 Nick Clifton <nickc@redhat.com>
17524 * params.def: Fix formatting of emacs local variables.
17526 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17528 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17529 move if inter-unit move isn't allowed.
17530 Don't split moving the first element of V2DI to DI to inter-unit
17531 move if inter-unit move isn't allowed.
17533 2007-04-23 Richard Guenther <rguenther@suse.de>
17535 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17536 and CDI_POST_DOMINATORS separately.
17538 2007-04-23 Nick Clifton <nickc@redhat.com>
17540 * c.opt (Wformat-contains-nul): Add warning attribute.
17542 2007-04-23 Jan Hubicka <jh@suse.cz>
17544 * function.c (init_function_start): Don't init line number info.
17545 (expand_function_end): Update.
17546 (reset_block_changes, record_block_change, finalize_block_changes,
17547 check_block_change, free_block_changes): Kill.
17548 * function.h (reset_block_changes, record_block_change,
17549 finalize_block_changes, check_block_change, free_block_changes):
17551 (struct function): Remove ib_boundaries_block.
17552 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17553 Use curr_insn_locator to initialize locator.
17554 (emit_line_note): Remove.
17555 * cfgexpand.c (expand_gimple_cond_expr): Update.
17556 (construct_exit_block): Likewise.
17557 (tree_expand_cfg): Initialize/finalize locators.
17558 * expr.c (expand_expr_real): Update.
17559 * cfglayout.c (line_locators_locs, line_locators_lines,
17560 file_locators_locs, file_locators_files): Remove.
17561 (set_block_levels): Move to cfgexpand.c.
17562 (insn_locators_initialize): Remove.
17563 (pass_insn_locators_initialize): Remove.
17564 (locations_locators_locs, locations_locators_vals): New static vars.
17565 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17567 (insn_locators_alloc, insn_locators_finalize,
17568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17570 (locator_location): New.
17571 (locator_line, locator_file): Rewrite.
17572 * rtl.h (emit_line_note): Kill.
17573 (insn_locators_alloc, insn_locators_finalize,
17574 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17576 * tree-inline.c (initialize_cfun): Do not initialize
17577 ib_boundaries_block.
17578 * passes.c (pass_insn_locators_initialize): Remove.
17580 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17582 PR middle-end/31448
17583 * expr.c (reduce_to_bit_field_precision): Handle
17586 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17588 PR tree-optimization/24659
17589 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17590 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17591 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17592 * genopinit.c (optabs): Rename vec_pack_mod_optab
17593 to vec_pack_trunc_optab.
17594 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17595 early for scalar floating point operands for NOP_EXPR.
17596 (vectorizable_type_promotion): Ditto.
17597 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17598 vec_pack_trunc_optab.
17599 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17601 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17602 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17603 Rename from VEC_PACK_MOD_EXPR.
17604 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17605 * expr.c (expand_expr_real_1): Ditto.
17606 * tree-inline.c (estimate_num_insns_1): Ditto.
17607 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17609 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17610 (vec_unpacks_lo_v4sf): Ditto.
17611 (vec_pack_trunc_v2df): Ditto.
17612 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17613 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17614 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17616 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17618 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17620 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17621 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17622 packing of floating point operands.
17623 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17624 represent unpacking of floating point operands.
17625 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17626 [vec_unpacks_hi]: Ditto.
17627 [vec_unpacks_lo]: Ditto.
17629 2007-04-22 Jan Hubicka <jh@suse.cz>
17631 * final.c (rest_of_handle_final): Call
17632 targetm.asm_out.constructor/targetm.asm_out.destructor
17633 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17634 proper priority via decl_*_priority_insert.
17635 * c-common.c (c_expand_body): Likewise.
17637 2007-04-22 Richard Guenther <rguenther@suse.de>
17639 PR tree-optimization/29789
17640 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17641 (rewrite_reciprocal): New helper split out from
17642 determine_invariantness_stmt.
17643 (rewrite_bittest): Likewise.
17644 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17645 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17648 2007-04-22 Revital Eres <eres@il.ibm.com>
17650 * loop-unroll.c (var_to_expand): New field to support also
17651 insns of the form x = something + x.
17652 (analyze_insn_to_expand_var): Use it.
17653 (expand_var_during_unrolling): Likewise.
17655 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17657 * predict.c: Include pointer-set.h.
17658 (bb_predictions): New variable.
17659 (tree_predicted_by_p, tree_predict_edge,
17660 remove_predictions_associated_with_edge): Use bb_predictions map
17661 instead of bb->predictions.
17662 (clear_bb_predictions, assert_is_empty): New functions.
17663 (combine_predictions_for_bb): Use bb_predictions map. Call
17664 clear_bb_predictions.
17665 (tree_estimate_probability): Create and free bb_predictions map.
17666 * Makefile.in (predict.o): Add pointer-set.h dependency.
17667 * basic-block.h (struct basic_block_def): Remove predictions
17669 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17671 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17674 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17677 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17679 * timevar.c (timevar_print): Change reference of --disable-checking to
17680 --enable-checking=release. Also warn if assert checking is disabled.
17682 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17685 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17686 decl as addressable if the compound literal was marked as
17688 Mark the decl as a gimple register if it is a complex or
17689 vector decl and does not live in memory.
17691 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17693 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17694 (GENERIC_NEXT): New function macro.
17695 (PHI_CHAIN): Use phi_node's new chain variable.
17696 (tree_phi_node): Change tree_common to tree_base
17697 and add the chain field.
17698 * tree-phinodes.c (make_phi_node): Don't set
17699 TREE_TYPE on the new node.
17700 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17701 instead of checking GIMPLE_TUPLE_P in chain_next.
17702 * tree-vect-transform.c
17703 (get_initial_def_for_induction): Look at
17704 PHI_RESULT_TREE for the type of the phi node.
17705 (update_vuses_to_preheader): Use PHI_CHAIN
17706 instead of TREE_CHAIN on the phi node.
17707 * tree-ssa-structalias.c (compute_points_to_sets):
17709 (ipa_pta_execute): Likewise.
17711 2007-04-21 Richard Guenther <rguenther@suse.de>
17713 PR middle-end/31136
17714 * fold-const.c (fold_unary): Call fold_convert_const on the
17717 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17719 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17720 (store_killed_in_pat): New.
17722 2007-04-20 Richard Henderson <rth@redhat.com>
17725 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17726 TREE_LIST with a void_type_node value, not void_list_node exactly.
17728 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17730 * doc/standards.texi: Re-arrange into language-specific
17731 subsections. Add a C++ section, documenting which standards we
17734 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17736 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17737 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17739 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17741 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17742 ecrti.o and crtbegin.o.
17743 (LIB_DEFAULT_SPEC): Include -lc.
17744 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17746 2007-04-20 Richard Henderson <rth@redhat.com>
17749 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17750 argument; update all callers.
17751 (get_unaligned_offset): New.
17752 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17753 get_unaligned_address, just pass on the address directly.
17754 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17755 the subreg in the helper patterns.
17756 (unaligned_extendqidi_le): Use get_unaligned_offset.
17757 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17758 (unaligned_extendhidi_be): Likewise.
17759 (unaligned_extendhidi): Tidy.
17760 * config/alpha/alpha-protos.h: Update.
17762 2007-04-20 Richard Henderson <rth@redhat.com>
17764 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17765 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17766 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17767 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17768 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17769 (CPP_SPEC): Don't include %(cpp_subtarget).
17770 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17771 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17772 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17774 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17776 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17777 for __builtin_ia32_cmpordss.
17779 PR tree-optimization/31632
17780 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17781 and arg1 for optimizations of comparison against min/max values.
17782 Fold arg0 to arg1's type for optimizations of comparison against
17783 min+1 and max-1 values.
17785 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17787 * reload.c (combine_reloads): When trying to use a dying register,
17788 check whether it's uninitialized and don't use if so.
17790 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17792 * fold-const.c: Remove prototypes for native_encode_expr and
17793 native_interpret_expr.
17794 (native_encode_expr): Make non-static.
17795 (native_interpret_expr): Likewise.
17796 * tree.h: Add prototypes for the above.
17798 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17800 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17801 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17802 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17803 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17804 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17805 Add length attributes.
17807 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17809 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17812 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17813 __STDC_WANT_DEC_FP__.
17815 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17817 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17818 for long double compatibility.
17819 * configure: Regenerate.
17821 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17823 PR rtl-optimization/29841
17824 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17826 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17827 that may cause control flow transfer from being moved.
17829 2007-04-18 Jan Hubicka <jh@suse.cz>
17831 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17834 2007-04-18 Eric Christopher <echristo@apple.com>
17836 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17837 only. Update operands.
17838 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17839 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17840 link register to pic register.
17842 2007-04-18 Dirk Mueller <dmueller@suse.de>
17844 PR diagnostic/31227
17845 * tree-vrp.c (search_for_addr_array): New.
17846 (check_array_bounds): Suppress warning about
17847 address taken of array refs if its not de-referenced.
17849 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17851 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17852 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17854 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17855 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17856 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17858 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17860 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17862 (vect_analyze_scalar_cycles): Fix indentation.
17863 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17864 (vect_mark_relevant): Include phis in relevance analysis.
17866 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17868 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17870 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17871 output_operand_lossage().
17873 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17875 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17876 the unused code for reduction without adjust-in-epilog to simplify the
17879 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17881 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17882 (S390_TDC_NEGATIVE_ZERO): New constant.
17883 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17884 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17885 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17886 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17887 (S390_TDC_POSITIVE_INFINITY): New constant.
17888 (S390_TDC_NEGATIVE_INFINITY): New constant.
17889 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17890 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17891 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17892 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17893 (S390_TDC_INFINITY): New constant.
17894 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17895 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17896 optimization for UNSPEC_CCZ_TO_INT.
17897 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17898 ("*ccz_to_int"): New insn.
17899 ("isinf<mode>2"): New insn.
17900 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17901 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17902 (UNSPEC_CCZ_TO_INT): New constant.
17904 2007-04-18 Richard Guenther <rguenther@suse.de>
17906 PR tree-optimization/19431
17907 PR tree-optimization/21463
17908 * tree-pass.h (pass_phiprop): Declare.
17909 * passes.c (init_optimization_passes): New phiprop pass.
17910 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17911 (phivn_valid_p): New helper function.
17912 (phiprop_insert_phi): Likewise.
17913 (propagate_with_phi): Likewise.
17914 (tree_ssa_phiprop): New propagator propagating loads
17915 through phi nodes if profitable.
17917 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17919 * tree-vect-analyze.c (process_use): New function.
17920 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17921 Check phis in all bbs.
17922 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17925 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17927 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17930 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17933 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17936 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17938 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17940 (sse_vmmulv4sf3): Likewise.
17941 (sse2_vmaddv2df3): Likewise.
17942 (sse2_vmmulv2df3): Likewise.
17944 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17946 PR rtl-optimization/31360
17947 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17948 (target_reg_cost): New.
17949 (init_set_costs): Initialize target_reg_cost. Add comments
17950 regarding the rationale of the costs.
17951 (global_cost_for_size): Renamed to...
17952 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17953 of register pressure.
17954 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17955 estimate_reg_pressure_cost. Add number of ivs.
17956 (determine_set_costs): Dump target_reg_cost.
17957 * loop-invariant.c (gain_for_invariant): Use
17958 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17959 (best_gain_for_invariant, find_invariants_to_move): Remove
17961 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17962 (target_reg_cost): Declare.
17963 (global_cost_for_size): Declaration removed.
17964 (estimate_reg_pressure_cost): Declare.
17966 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17968 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17969 regnos into even/odd register pairs.
17970 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17971 TDmode similar to the other floating point modes.
17972 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17973 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17975 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17976 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17977 (movdd_hardfloat64): Use TARGET_MFPGPR.
17979 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17981 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17984 2005-01-05 Richard Henderson <rth@redhat.com>
17986 * reload1.c (do_input_reload): Restrict the optimization deleteing
17987 a previous output reload to RELOAD_FOR_INPUT.
17989 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17991 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17992 induc_vec_info_type.
17993 (vectorizable_induction): New function declaration.
17994 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17995 check if already vectorized. Find first place in BB where new stmts
17996 can be inserted. Takes only one argument.
17997 (vectorizable_induction): New function.
17998 (vect_transform_stmt): Add case for induc_vec_info_type to call
17999 vectorizable_induction.
18000 (vect_transform_loop): Consider phis for vectorization.
18001 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18003 (analyze_operations): Call vectorizable_induction when analyzing phis.
18005 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18006 (vect_mark_relevant): Include phis in relevance analysis.
18007 (vect_mark_stmts_to_be_vectorize): Likewise.
18008 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18010 2007-04-16 Lawrence Crowl <crowl@google.com>
18012 * doc/invoke.texi (Debugging Options): Add documentation for the
18013 -femit-struct-debug options -femit-struct-debug-baseonly,
18014 -femit-struct-debug-reduced, and
18015 -femit-struct-debug-detailed[=...].
18017 * c-opts.c (c_common_handle_option): Add
18018 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18019 and OPT_femit_struct_debug_detailed_.
18020 * c.opt: Add specifications for
18021 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18022 and -femit-struct-debug-detailed[=...].
18023 * opts.c (set_struct_debug_option): Parse the
18024 -femit-struct-debug-... options.
18025 * opts.c (matches_main_base, main_input_basename,
18026 main_input_baselength, base_of_path, matches_main_base): Add
18027 variables and functions to compare header base name to compilation
18029 * opts.c (should_emit_struct_debug): Add to determine to emit a
18030 structure based on the option.
18031 (dump_struct_debug) Also disabled function to debug this
18033 * opts.c (handle_options): Save the base name of the
18036 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18037 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18038 This hook indicates if a type is generic. Set it by default
18039 to "never generic".
18040 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18041 to determine if a struct type is generic or not.
18042 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18043 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18044 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18045 with live C++ hook.
18047 * flags.h (enum debug_info_usage): Add an enumeration to describe
18048 a program's use of a structure type.
18049 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18050 to indicate the program's usage of the type. Filter structs based
18051 on the -femit-struct-debug-... specification.
18052 (gen_type_die): Split into two routines, gen_type_die and
18053 gen_type_die_with_usage. gen_type_die is now a wrapper
18054 that assumes direct usage.
18055 (gen_type_die_with_usage): Replace calls to gen_type_die
18056 with gen_type_die_with_usage adding the program usage of
18057 the referenced type.
18058 (dwarf2out_imported_module_or_decl): Suppress struct debug
18059 information using should_emit_struct_debug when appropriate.
18061 2007-04-16 Ian Lance Taylor <iant@google.com>
18063 PR tree-optimization/31522
18064 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18065 (vrp_initialize): Allocate vr_phi_edge_counts.
18066 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18067 executable edge. Drop test for all constants.
18068 (vrp_finalize): Free vrp_phi_edge_counts.
18070 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18071 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18073 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18074 predecessors at head rather than tail.
18076 2007-04-16 Matthias Klose <doko@debian.org>
18078 * config/alpha/linux.h (CPP_SPEC): Define.
18079 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18081 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18083 * function.h: Remove sequence_stack extern declaration.
18085 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18087 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18092 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18094 * config/avr/avr.c (avr_arch_types): Rearranging array.
18095 (enum avr_arch): Add.
18096 (avr_mcu_types): Use avr_arch enumeration constants instead of
18098 * config/avr/avr.h (LINK_SPEC): Simplify.
18100 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18102 * config/m68k/m68k.c (m68k_libcall_value,
18103 m68k_function_value): Use macros for register names more.
18105 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18107 (M68K_REGNAME): Use A6_REG.
18108 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18110 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18112 PR middle-end/28071
18113 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18114 'pending_read_list_length' and 'pending_write_list_length'. Update
18116 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18117 to handle two length counters instead of one. Update all uses.
18118 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18119 two length counters instead of one.
18120 * sched-rgn.c (propagate_deps): Update to handle two length counters
18123 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18126 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18127 copy of source, pass it to ix86_expand_vector_set and return
18130 2007-04-16 David Ung <davidu@mips.com>
18131 Joseph Myers <joseph@codesourcery.com>
18133 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18134 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18135 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18136 Add 74K processor information.
18137 * config/mips/mips.md: Include 74k.md.
18138 (cpu): Add 74kc,74kf,74kx.
18139 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18140 * config/mips/74k.md: New.
18141 * doc/invoke.texi (MIPS Options): Document 74K support.
18143 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18145 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18146 vectorizable_* functions.
18147 * tree-vect-transform.c (vectorizable_call): Add check for
18148 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18149 (vectorizable_store): likewise.
18150 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18152 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18153 (vectorizable_type_promotion, vectorizable_load): Likewise.
18154 (vectorizable_live_operation, vectorizable_condition): Likewise.
18155 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18157 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18159 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18161 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18162 register numbers more.
18163 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18164 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18165 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18166 FUNCTION_VALUE_REGNO_P): Likewise.
18167 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18168 STATIC_CHAIN_REGNUM): Likewise.
18169 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18170 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18171 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18172 * config/m68k/m68k.md (FP_REG): New.
18174 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18176 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18179 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18181 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18182 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18185 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18187 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18190 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18193 * c-decl.c (finish_decl): Grab the type of the decl after the call
18194 to store_init_value.
18196 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18198 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18200 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18203 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18204 dominators, post dominators and cleanup cfg before returning.
18206 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18208 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18209 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18211 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18213 * config.gcc: Recognize fido.
18214 * config/m68k/m68k-devices.def (fidoa): New.
18215 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18217 (FL_FIDOA, TARGET_FIDOA): New.
18218 * config/m68k/m68k.opt (mfidoa): New.
18220 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18222 PR middle-end/31322
18223 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18224 when a personality function is used.
18226 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18228 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18230 2007-04-13 Mike Stump <mrs@apple.com>
18232 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18234 * config/darwin.opt (fapple-kext): Make C++ only.
18235 * config/darwin.c (darwin_override_options): Remove code to ensure
18236 -fapple-kext is given for C++ only.
18238 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18240 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18241 * config/mips/mips.c (override_options): Call
18242 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18244 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18246 * config/i386/i386.opt (msvr3-shlib): Removed.
18248 * doc/invoke.texi: Remove -msvr3-shlib.
18250 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18252 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18253 with "popcnt" instruction.
18255 2007-04-13 Richard Guenther <rguenther@suse.de>
18257 PR tree-optimization/21258
18258 * tree-vrp.c (compare_case_labels): New helper.
18259 (find_switch_asserts): New function.
18260 (find_assert_locations): Call it for SWITCH_EXPRs.
18262 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18264 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18265 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18266 check is now implied in X87_FLOAT_MODE_P.
18267 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18268 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18269 (fix_trunc<mode>_i386_fisttp): Ditto.
18270 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18271 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18272 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18273 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18274 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18275 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18276 (unnamed_splitters): Ditto.
18277 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18278 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18279 FIRST_SSE_REG for local functions when SSE math is enabled or
18280 for functions with sseregparm attribute.
18281 (standard_80387_constant_p): Return -1 if mode is not
18283 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18284 (ix86_expand_compare): Ditto.
18285 (ix86_expand_carry_flag_compare): Ditto.
18286 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18287 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18288 DECIMAL_FLOAT_MODE_P.
18289 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18290 of SCALAR_FLOAT_MODE_P.
18291 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18292 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18293 checks before FLOAT_MODE_P.
18294 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18295 before FLOAT_MODE_P.
18300 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18302 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18303 Charles Wilson <libtool@cwilson.fastmail.fm>
18305 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18306 (libgcc.mvars): Don't depend on them.
18307 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18308 * exec-tool.in: New.
18310 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18312 * doc/invoke.text (--help): Document --help=common.
18314 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18316 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18318 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18320 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18321 * genemit.c (main): Emit #include "integrate.h".
18322 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18323 (LOADGP_RTP): New mips_loadgp_style.
18324 * config/mips/mips.h: Include config/vxworks-dummy.h.
18325 (TARGET_RTP_PIC): New macro.
18326 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18327 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18328 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18329 for TARGET_RTP_PIC.
18330 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18331 -mvxworks-pic when using -mrtp and a PIC option.
18332 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18334 (mips_symbolic_constant_p, mips_symbolic_address_p)
18335 (mips_symbol_insns): Handle SYMBOL_HALF.
18336 (override_options): Warn about -G and -mrtp being used together.
18337 Initialize mips_lo_relocs[SYMBOL_HALF].
18338 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18339 (mips_emit_loadgp): Handle LOADGP_RTP.
18340 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18341 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18342 (tablejump): Handle function-relative case table entries if
18344 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18346 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18348 * config/mips/mips.md (load_call<mode>): Allow any general register.
18350 (sibcall_value_internal, sibcall_value_multiple_internal)
18351 (call_value_internal, call_value_split, call_value_multiple_internal)
18352 (call_value_multiple_split): Remove constraints from operand 0.
18354 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18356 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18357 rather than loadgp_noshared.
18358 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18359 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18361 * config/mips/mips.md (loadgp): Rename to...
18362 (loadgp_newabi): ...this.
18363 (loadgp_noshared): Rename to...
18364 (loadgp_absolute): ...this.
18366 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18368 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18369 false for locally-binding symbols.
18370 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18372 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18374 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18375 (SYMBOL_GOT_PAGE_OFST): ...this.
18376 (SYMBOL_GOT_GLOBAL): Rename to...
18377 (SYMBOL_GOT_DISP): ...this.
18378 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18379 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18380 * config/mips/mips.c (mips_global_symbol_p): New function.
18381 (mips_symbol_binds_local_p): Likewise.
18382 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18383 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18384 mips_global_symbol_p and mips_symbol_binds_local_p.
18385 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18386 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18387 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18388 SYMBOL_GOTOFF_DISP.
18389 (mips_ok_for_lazy_binding_p): New function.
18390 (mips_load_call_address, mips_expand_call): Use it.
18391 (mips_dangerous_for_la25_p): Likewise.
18392 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18393 (*got_disp<mode>): Use got_disp_operand instead of
18394 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18395 SYMBOL_GOTOFF_GLOBAL.
18396 (*got_page<mode>): Use got_page_ofst_operand instead of
18398 * config/mips/predicates.md (const_call_insn_operand): Use
18399 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18400 (global_got_operand): Rename to...
18401 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18403 (local_got_operand): Rename to...
18404 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18405 of SYMBOL_GOT_LOCAL.
18407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18409 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18410 TARGET_CALL_CLOBBERED_GP.
18411 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18412 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18413 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18414 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18415 of TARGET_ABICALLS && !TARGET_NEWABI.
18416 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18417 * config/mips/mips.c (mips_load_call_address): Check
18418 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18419 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18420 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18421 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18422 TARGET_ABICALLS && TARGET_NEWABI.
18423 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18425 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18426 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18427 TARGET_ABICALLS && TARGET_NEWABI.
18428 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18429 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18430 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18431 whether indirect calls must use $25.
18432 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18434 * config/mips/mips.md (jal_macro): Check flag_pic and
18435 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18436 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18437 instead of TARGET_ABICALLS.
18438 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18439 TARGET_ABICALLS && TARGET_OLDABI.
18440 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18441 (sibcall): In the comment above the define_insn, mention
18442 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18443 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18444 instead of TARGET_ABICALLS.
18446 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18448 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18449 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18450 (MACFLAGS_MATCH_P): New macro.
18451 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18452 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18453 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18454 the other MACFLAG constants.
18455 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18456 (flag_machi): Tighten constraints. Renumber some of the operands.
18457 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18459 (flag_machi_parts_acconly): New pattern.
18460 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18462 (flag_macinit1hi): Tighten constraints.
18463 (flag_mul_macv2hi_parts_acconly): New pattern.
18465 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18466 Use a more efficient implementation.
18467 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18468 inline sequences when not optimizing for size.
18470 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18471 movhi_high2low): Delete, merge functionality into...
18472 (packv2hi): ... this pattern.
18474 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18475 * config/bfin/bfin.opt (msim): New option.
18476 (mcpu=): New option.
18477 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18478 (bfin_cpu_t): Typedef of enum bfin_cpu.
18479 (bfin_cpu_type): New declaration.
18480 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18481 -msim and -mcpu= options.
18482 (LIB_SPEC): Likewise.
18483 * config/bfin/bfin.c (bfin_cpu_type): Define.
18484 (bfin_handle_option): Handle -mcpu= option.
18485 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18486 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18487 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18489 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18491 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18492 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18493 (powerpc-wrs-vxworksae): Use ${tm_file}.
18494 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18495 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18496 * config/i386/vx-common.h: New file.
18498 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18500 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18503 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18505 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18508 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18512 * c-common.c (c_build_qualified_type): Set canonical type
18515 2007-04-12 Richard Guenther <rguenther@suse.de>
18517 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18518 lower bound and element size if lower bound is not zero
18519 or either of the ARRAY_REF operands is set.
18521 2007-04-12 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/24689
18524 PR tree-optimization/31307
18525 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18527 * gimplify.c (canonicalize_addr_expr): To be consistent with
18528 gimplify_compound_lval only set operands two and three of
18529 ARRAY_REFs if they are not gimple_min_invariant. This makes
18530 it never at this place.
18531 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18533 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18535 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18536 null before emitting a .nsubspa directive.
18538 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18540 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18541 need_to_partition_p if there are no memory statements in the
18544 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18546 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18547 (gcd_of_steps_may_divide_p): New function.
18548 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18550 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18552 * reload.c (find_reloads_toplev, find_reloads_address,
18553 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18554 not a pointer equality test, to decide if we need to call
18555 push_reg_equiv_alt_mem.
18557 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18559 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18560 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18562 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18564 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18566 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18567 vector to be positive.
18569 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18573 * doc/invoke.texi: Document --params max-aliased-vops and
18575 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18576 debug_memory_partitions): Move to tree-flow.h
18577 * params.h (AVG_ALIASED_VOPS): Define.
18578 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18580 (mp_info_t): Likewise.
18581 (get_mem_sym_stats_for): New.
18582 (set_memory_partition): Move from tree-flow-inline.h.
18583 (mark_non_addressable): Only clear the set of symbols for the
18584 partition if it exists.
18585 (dump_memory_partitions): Move from tree-ssa-operands.c
18586 (debug_memory_partitions): Likewise.
18587 (need_to_partition_p): New.
18588 (dump_mem_ref_stats): New.
18589 (debug_mem_ref_stats): New.
18590 (dump_mem_sym_stats): New.
18591 (debug_mem_sym_stats): New.
18592 (update_mem_sym_stats_from_stmt): New.
18593 (compare_mp_info_entries): New.
18594 (mp_info_cmp): Call it.
18595 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18597 (get_mpt_for): Move from tree-ssa-operands.c.
18598 (find_partition_for): New.
18599 (create_partition_for): Remove.
18600 (estimate_vop_reduction): New.
18601 (update_reference_counts): New.
18602 (build_mp_info): New.
18603 (compute_memory_partitions): Refactor.
18604 Document new heuristic.
18605 Call build_mp_info, update_reference_counts,
18606 find_partition_for and estimate_vop_reduction.
18607 (compute_may_aliases): Populate virtual operands before
18608 calling debugging dumps.
18609 (delete_mem_sym_stats): New.
18610 (delete_mem_ref_stats): New.
18611 (init_mem_ref_stats): New.
18612 (init_alias_info): Call it.
18613 (maybe_create_global_var): Remove alias_info argument.
18614 Get number of call sites and number of pure/const call sites
18615 from gimple_mem_ref_stats().
18616 (dump_alias_info): Call dump_memory_partitions first.
18617 (dump_points_to_info_for): Show how many times a pointer has
18619 * opts.c (decode_options): For -O2 set --param
18620 max-aliased-vops to 500.
18621 For -O3 set --param max-aliased-vops to 1000 and --param
18622 avg-aliased-vops to 3.
18623 * fortran/options.c (gfc_init_options): Remove assignment to
18625 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18626 * tree-dfa.c (dump_variable): Dump memory reference
18628 Dump NO_ALIAS* settings.
18629 (referenced_var_lookup): Tidy.
18630 (mem_sym_stats): New.
18631 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18632 and ORIG are different SSA names for a memory partition.
18633 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18634 * tree-flow.h (struct mem_sym_stats_d): Define.
18635 (mem_sym_stats_t): Define.
18636 (struct mem_ref_stats_d): Define.
18637 (struct gimple_df): Add field mem_ref_stats.
18638 (enum noalias_state): Define.
18639 (struct var_ann_d): Add bitfield noalias_state.
18640 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18641 debug_mem_ref_stats, debug_memory_partitions,
18642 debug_mem_sym_stats): Declare.
18643 * tree-ssa-structalias.c (update_alias_info): Update call
18644 sites, pure/const call sites and asm sites in structure
18645 returned by gimple_mem_ref_stats.
18646 Remove local variable IS_POTENTIAL_DEREF.
18647 Increase NUM_DEREFS if the memory expression is a potential
18649 Call update_mem_sym_stats_from_stmt.
18650 If the memory references memory, call
18651 update_mem_sym_stats_from_stmt for all the direct memory
18652 symbol references found.
18653 (intra_create_variable_infos): Set noalias_state field for
18654 pointer arguments according to the value of
18655 flag_argument_noalias.
18656 * tree-ssa-structalias.h (struct alias_info): Remove fields
18657 num_calls_found and num_pure_const_calls_found.
18658 (update_mem_sym_stats_from_stmt): Declare.
18659 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18660 Set default value to 100.
18661 (PARAM_AVG_ALIASED_VOPS): Define.
18663 2007-04-11 Richard Guenther <rguenther@suse.de>
18665 PR middle-end/31530
18666 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18667 a * -b + c as c - a * b if we honor sign dependent rounding.
18669 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18671 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18672 bfin_expand_strmov.
18673 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18674 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18676 (initialize_trampoline): Don't use old-style function definition.
18677 (bfin_secondary_reload): Mark IN_P argument as unused.
18679 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18681 PR tree-optimization/31343
18682 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18683 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18684 * testsuite/gcc.dg/vect/pr31343.c: New.
18686 2007-04-10 Eric Christopher <echristo@apple.com>
18688 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18689 * config/i386/i386.md (*cmpfp0): Use.
18690 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18691 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18692 (fix_trunc<mode>_i386_fisttp): Ditto.
18693 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18694 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18695 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18696 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18697 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18698 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18699 (unnamed_splitters): Ditto.
18700 * config/i386/i386.c (output_fix_trunc): Assert that
18701 we're not being passed a TFmode operand.
18703 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18705 PR tree-optimization/31526
18706 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18707 n_basic_blocks to find newly added blocks.
18709 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18711 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18713 (fix_trunc<mode>si_sse): Ditto.
18714 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18715 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18716 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18717 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18718 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18719 expander using SSEMODEF mode macro.
18720 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18721 expander using SSEMODEF mode macro.
18722 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18723 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18724 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18725 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18726 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18727 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18728 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18729 Macroize insn using X87MODEF mode macro.
18731 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18733 * config/i386/sse.md (sse2_pinsrw): Removed.
18734 (sse2_pextrw): Renamed to ...
18735 (*sse2_pextrw): This.
18737 2007-04-09 Jan Hubicka <jh@suse.cz>
18740 * config/i386/sse.md
18741 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18742 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18743 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18744 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18746 2007-04-09 Jan Hubicka <jh@suse.cz>
18748 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18749 multiple fields of union.
18751 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18753 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18754 (create_preheaders): Check that loops are available.
18755 (fix_loop_structure): Clean up, improve comments.
18756 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18757 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18759 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18760 * predict.c (tree_estimate_probability): Do not call
18761 calculate_dominance_info. Call create_preheaders.
18762 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18763 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18765 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18766 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18767 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18768 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18771 2007-04-08 Jan Hubicka <jh@suse.cz>
18773 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18774 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18775 * fold-const.c (fold_unary): Use it.
18777 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18779 * varasm.c (assemble_variable): Remove call to
18780 lang_hooks.decls.prepare_assemble_variable.
18781 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18782 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18783 * langhooks.h (lang_hooks_for_decls): Remove
18784 prepare_assemble_variable.
18786 2007-04-08 Mike Stump <mrs@apple.com>
18788 * config/i386/i386.c: Use inc/dec on Core2.
18790 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18792 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18793 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18794 lhd_tree_inlining_end_inlining): Remove.
18795 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18796 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18797 end_inlining hooks.
18798 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18799 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18800 lhd_tree_inlining_end_inlining): Remove prototypes.
18801 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18802 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18803 LANG_HOOKS_TREE_INLINING_START_INLINING,
18804 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18806 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18809 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18812 * config/avr/predicates.md (io_address_operand): Delete predicate.
18813 (low_io_address_operand): Don't use 'mode' argument.
18814 (higth_io_address_operand): Rename ...
18815 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18816 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18819 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18821 Revert change removing staticp.
18823 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18826 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18829 2007-04-07 Bruce Korb <bkorb@gnu.org>
18831 * c.opt: Add -Wformat-contains-nul.
18832 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18834 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18835 the NUL byte warning.
18837 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18839 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18841 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18843 * tree.c (staticp): No longer use staticp langhook.
18844 * langhooks.c (lhd_staticp): Removed.
18845 * langhooks.h (struct lang_hooks): Remove staticp.
18846 * c-common.c (c_staticp): Remove.
18847 * c-common.h (c_staticp): Ditto.
18848 * langhooks-defs.h (lhd_staticp): Ditto.
18849 (LHD_HOOKS_STATICP): Ditto
18850 * tree.h (gcc_assert_lowered): New macro.
18852 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18854 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18855 argument "reliable".
18856 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18857 Add argument "reliable". Propagate it through calls.
18858 (infer_loop_bounds_from_undefined): Derive number of iterations
18859 estimates from references in blocks that do not dominate loop latch.
18860 (gcov_type_to_double_int): New function.
18861 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18862 and expected_loop_iterations_unbounded.
18863 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18864 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18865 * tree-data-ref.c (estimated_loop_iterations): Export.
18866 (get_references_in_stmt): Fix -- do not return addresses of local
18868 * cfgloop.h (expected_loop_iterations_unbounded,
18869 estimated_loop_iterations): Declare.
18871 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18873 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18875 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18877 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18878 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18879 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18880 Use output_387_reg_move().
18881 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18882 expander using X87MODEF12 mode macro.
18883 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18884 choosing register preferences. Use output_387_reg_move().
18885 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18886 instead of "x". Use output_387_reg_move().
18887 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18888 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18889 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18890 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18891 Use output_387_reg_move().
18892 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18894 (*truncxf?f_i387 splitter): Ditto.
18896 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18898 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18899 LANG_HOOKS_SAFE_FROM_P.
18900 * expr.c (safe_from_p): Remove langhook call.
18901 * langhooks.h (lang_hooks): Remove safe_from_p.
18902 (lhd_safe_from_p): Remove prototype.
18903 * langhooks.c (lhd_safe_from_p): Remove.
18905 2007-04-06 Jan Hubicka <jh@suse.cz>
18907 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18910 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18912 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18913 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18914 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18915 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18917 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18918 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18920 2007-04-05 Richard Henderson <rth@redhat.com>
18922 * config/alpha/alpha.c (print_operand) [+]: Remove.
18923 (alpha_end_function): Print nop if call at end of function.
18924 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18925 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18926 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18927 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18928 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18929 the call pattern. Update peepholes to match.
18931 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18933 * doc/extend.texi (Other Builtins): Add decimal float variants
18935 * builtins.def: Ditto.
18936 * builtins.c (expand_builtin): Ditto.
18938 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18939 H.J. Lu <hongjiu.lu@intel.com>
18942 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18943 of V8HImode when calling ix86_binary_operator_ok.
18944 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18945 (sdot_prodv8hi): Operands 1 and 2 must be register.
18947 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18949 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18950 initialize align to silence bogus warning.
18952 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18954 PR middle-end/22156
18955 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18957 (struct sra_walk_fns): Remove use_all parameter from use.
18958 (sra_hash_tree): Handle BIT_FIELD_REFs.
18959 (sra_elt_hash): Don't hash bitfld blocks.
18960 (sra_elt_eq): Skip them in parent compares as well. Handle
18962 (sra_walk_expr): Don't maintain or pass down use_all_p.
18963 (scan_use): Remove use_all parameter.
18964 (scalarize_use): Likewise. Re-expand assignment to
18965 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18966 output, and re-scalarize after output. Don't mark anything
18968 (scalarize_ldst): Adjust.
18969 (scalarize_walk_gimple_modify_statement): Likewise.
18970 (build_element_name_1): Handle BIT_FIELD_REFs.
18971 (instantiate_element): Don't warn for any element whose parent
18972 is used as a whole.
18973 (instantiate_missing_elements_1): Return the sra_elt.
18974 (canon_type_for_field): New.
18975 (try_instantiate_multiple_fields): New.
18976 (instantiate_missing_elemnts): Use them.
18977 (mark_no_warning): Removed.
18978 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18979 (REPLDUP, sra_build_elt_assignment): New.
18980 (generate_copy_inout): Use them.
18981 (generate_element_copy): Likewise. Handle bitfld differences.
18982 (generate_element_zero): Don't recurse for blocks. Use
18983 sra_build_elt_assignment.
18984 (generate_one_element_int): Take elt instead of var. Use
18985 sra_build_elt_assignment.
18986 (generate_element_init_1): Adjust.
18987 (scalarize_use, scalarize_copy): Use REPLDUP.
18988 (scalarize_ldst): Move assert before dereference.
18989 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18991 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18993 * regmove.c: Fix unused variable warnings due to previous commit.
18995 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18997 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18998 (regmove_bb_head): Remove.
18999 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19000 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19001 problems with fixup_match_1.
19002 Don't initialize/free regmove_bb_head.
19004 (reg_is_remote_constant_p): If an insn is in the same basic block
19005 but not before INSN, consider it remote, too.
19007 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19010 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19011 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19013 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19015 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19016 (CONDITIONAL_REGISTER_USAGE): Likewise.
19018 2007-04-04 Richard Henderson <rth@redhat.com>
19020 * config/alpha/lib1funcs.asm: Remove unused file.
19022 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19025 * opts.c (print_specific_help): Fix --help=<language>
19027 (common_handle_option): Support --help=common.
19029 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19032 * gcc.c (main): Do not run the linker if
19033 print_subprocess_help indicates that it shouldn't be
19036 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19039 * doc/invoke.texi (--help=): Document <languages> value, fix
19040 formatting in tables of values.
19042 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19044 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19045 dllimport attribute of virtual methods.
19047 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19049 * config/score/crti.asm: Change _bss_start to __bss_start.
19050 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19051 (OUTGOING_REG_PARM_STACK_SPACE) update.
19052 * config/score/score.opt: add options to make backend support
19053 score5, score5u, score7 and score7d.
19054 * config/score/score.md: Likewise.
19055 * config/score/misc.md: Likewise.
19056 * config/score/mac.md: Likewise.
19057 * doc/invoke.texi: Likewise.
19058 * doc/md.texi: update constraints define.
19060 2007-04-03 Richard Henderson <rth@redhat.com>
19062 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19063 an appropriate type, use the mode instead.
19065 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19067 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19068 Set the default --with-arch setting to mips2.
19069 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19070 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19071 (MULTILIB_OSDIRNAMES): Delete.
19072 (MULTILIB_DIRNAMES): Define.
19073 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19074 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19075 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19076 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19077 VXWORKS_OS_CPP_BUILTINS.
19078 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19079 (MIPS_DEBUGGING_INFO): Undefine.
19080 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19082 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19084 PR middle-end/30704
19085 * fold-const.c (native_encode_real): Encode real.c provided longs
19086 as a series of 32-bit native integers.
19087 (native_interpret_real): Interpret buffer as a series of 32-bit
19090 2007-04-03 Richard Guenther <rguenther@suse.de>
19092 * genpreds.c (write_insn_constraint_len): Write function
19093 optimized for CONSTRAINT_LEN implementation.
19094 (write_tm_preds_h): Output insn_constraint_len inline and
19095 use it for CONSTRAINT_LEN.
19096 (write_insn_preds_c): Don't output insn_constraint_len.
19097 * doc/md.texi (define_register_constraint): Document multi-letter
19098 constraints shall have the same length if they start with the same
19101 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19104 * config/i386/i386.md (isinf<mode>2): Expand only when
19105 TARGET_C99_FUNCTIONS is set.
19107 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19109 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19110 (x86_64-*-linux*): Ditto.
19111 * config/i386/i386.opt (mpc): New option.
19112 * config/i386/i386.c (overrride_options): Handle
19113 ix87_precision_string.
19114 * config/i386/crtprec.c: New file.
19115 * config/i386/t-crtpc: Ditto.
19116 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19117 and -mpc80 options.
19118 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19119 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19120 crtprec32.o, crtprec64.o and crtprec80.o.
19122 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19123 and -mpc80 options.
19124 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19126 2007-04-02 Eric Christopher <echristo@apple.com>
19128 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19129 limitations on darwin.
19131 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19134 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19136 2007-04-02 Dave Korn <dave.korn@artimi.com>
19138 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19140 2007-04-02 Dave Korn <dave.korn@artimi.com>
19142 * libgcc2.h (exception_descriptor): Don't forward-declare.
19143 (__get_eh_table_language, __get_eh_table_version): Delete
19144 prototypes of long-dead functions.
19146 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19148 * ebitmap.h: New file
19149 * ebitmap.c: New file
19150 * Makefile.in (ebitmap.o): New target.
19152 2007-04-01 Jan Hubicka <jh@suse.cz>
19154 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19155 before very first instruction.
19157 2007-04-01 Jan Hubicka <jh@suse.cz>
19159 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19160 waring on 64bit hosts.
19161 * bitmap.h: Fix typo in bitmap_head_def.
19163 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19165 PR rtl-optimization/31391
19166 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19167 into a DELETED_LABEL note, and the label is in an empty basic
19168 block, update BB_END as well as BB_HEAD.
19170 2007-04-01 Richard Henderson <rth@redhat.com>
19172 PR tree-optimization/31169
19173 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19174 to varying if the range is outside [0, prec-1].
19176 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19179 * config/mips/mips.md (load_const_gp): New insn.
19180 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19181 the MIPS16 GP pseudo register if no_new_pseudos.
19182 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19184 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19187 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19189 (call_value): Likewise.
19191 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19192 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19195 * doc/invoke.texi: (optimization options): Reword description
19196 of -ffast-math. Document its primary purpose.
19198 2007-03-31 Richard Guenther <rguenther@suse.de>
19200 * omp-low.c (splay-tree.h): Include.
19201 (lookup_decl): Replace splay-tree usage by pointer-map.
19202 (maybe_lookup_decl): Likewise.
19203 (new_omp_context): Likewise.
19204 (delete_omp_context): Likewise.
19205 * gimplify.c (splay-tree.h): Include.
19206 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19208 (remap_ssa_name): Likewise.
19209 (remap_decl): Likewise.
19210 (remap_type_1): Likewise.
19211 (remap_type): Likewise.
19212 (copy_body_r): Likewise.
19213 (expand_call_inline): Likewise.
19214 (clone_body): Likewise.
19215 (copy_tree_r): Likewise.
19216 (remap_save_expr): Likewise.
19217 (unsave_r): Likewise.
19218 (unsave_expr_now): Likewise.
19219 (tree_function_versioning): Likewise.
19220 (build_duplicate_type): Likewise.
19221 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19222 (struct copy_body_data): Replace splay-tree by pointer-map.
19223 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19224 not $(SPLAY_TREE_H).
19225 (gimplify.o): Depend on $(SPLAY_TREE_H).
19226 (omp-low.p): Likewise.
19228 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19230 * config/avr/predicates.md (even_register_operand,
19231 odd_register_operand): New predicates.
19232 * config/avr/avr.md (movw peephole2): New.
19233 (movw_r peephole2): New.
19235 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19237 * tree.h (get_signed_or_unsigned_type): New.
19238 * fold-const.c (operand_equal_for_comparison_p): Use
19239 get_signed_or_unsigned_type instead of
19240 lang_hooks.types.signed_or_unsigned_type.
19241 * expr.c (store_expr): Ditto.
19242 * langhooks.c (get_signed_or_unsigned_type): New.
19243 (lhd_signed_or_unsigned_type): New.
19244 * langhooks.h (lhd_signed_or_unsigned_type): New.
19245 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19247 2007-03-30 Richard Henderson <rth@redhat.com>
19249 * tree-ssa-loop-ivopts.c: Include target.h.
19250 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19251 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19252 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19253 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19255 2007-03-30 Richard Henderson <rth@redhat.com>
19256 Kai Tietz <kai.tietz@onevision.com>
19258 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19259 default for 64-bit.
19260 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19261 (TARGET_64BIT_MS_ABI): New.
19262 (DBX_REGISTER_NUMBER): Handle 64-bit.
19263 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19264 (LONG_TYPE_SIZE): Force to 32.
19265 (REG_PARM_STACK_SPACE): New.
19266 (OUTGOING_REG_PARM_STACK_SPACE): New.
19267 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19268 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19269 (STACK_BOUNDARY): Use 128 for 64-bit.
19270 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19271 Add 64-bit implementation.
19272 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19274 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19275 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19276 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19277 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19278 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19279 TARGET_64BIT_MS_ABI.
19280 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19281 (ix86_pass_by_reference): Likewise.
19282 (ix86_function_value_regno_p): Likewise.
19283 (ix86_build_builtin_va_list): Likewise.
19284 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19285 (function_arg_advance_ms_64): New.
19286 (function_arg_advance): Call it.
19287 (function_arg_ms_64): New.
19288 (function_arg): Call it.
19289 (function_value_ms_64): New.
19290 (ix86_function_value_1): Call it.
19291 (return_in_memory_ms_64): New.
19292 (ix86_return_in_memory): Call it.
19293 (setup_incoming_varargs_ms_64): New.
19294 (ix86_setup_incoming_varargs): Call it.
19295 (ix86_expand_prologue): Handle 64-bit stack probing.
19296 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19297 (output_pic_addr_const): Likewise.
19298 (x86_this_parameter): Likewise.
19299 (x86_output_mi_thunk): Likewise.
19300 (x86_function_profiler): Likewise.
19301 (TARGET_STRICT_ARGUMENT_NAMING): New.
19302 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19303 (TARGET_64BIT_MS_ABI): New.
19304 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19305 * config/i386/i386.md (allocate_stack_worker): Remove.
19306 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19307 describe the clobber of eax without a match_scratch.
19308 (allocate_stack_worker_postreload): Remove.
19309 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19310 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19311 (allocate_stack_worker_rex64_postreload): Remove.
19312 (allocate_stack): Handle 64-bit.
19313 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19314 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19315 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19316 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19317 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19318 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19319 * config.build (x86_64-*-mingw*): New host.
19320 * config.host (x86_64-*-mingw*): New host.
19321 * config.gcc (x86_64-*-mingw*): New target.
19322 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19324 2007-03-30 Richard Henderson <rth@redhat.com>
19325 Kai Tietz <kai.tietz@onevision.com>
19327 * c-pragma.c (struct def_pragma_macro_value): New.
19328 (struct def_pragma_macro): New.
19329 (pushed_macro_table): New.
19330 (dpm_hash, dpm_eq): New.
19331 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19332 (init_pragma): Install them.
19333 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19335 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19337 * config/avr/avr.c (avr_override_options): Clear
19338 'flag_delete_null_pointer_checks'.
19340 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19343 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19344 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19345 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19346 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19347 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19348 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19349 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19351 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19353 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19355 * regmove.c: Move all of pass_stack_adjustments from here...
19356 * combine-stack-adj.c: ...to this new file.
19357 * Makefile.in: Add rules for combine-stack-adj.o.
19359 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19361 PR tree-optimization/31383
19362 * tree-data-ref.c (affine_function_equal_p): Do not require the
19363 vectors to have the same length.
19365 2007-03-30 Jan Hubicka <jh@suse.cz>
19367 PR middle-end/30700
19368 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19369 availablility; add more sanity checking; ask varpool only about
19372 2007-03-29 Richard Henderson <rth@redhat.com>
19374 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19375 to decide, but __SIZEOF_LONG_LONG__.
19377 2007-03-29 Richard Henderson <rth@redhat.com>
19379 * emutls.c (struct __emutls_array): New.
19380 (emutls_destroy): Use it instead of casting element 0 from void*.
19381 (__emutls_get_address): Likewise.
19383 2007-03-29 Richard Henderson <rth@redhat.com>
19385 * varasm.c (initializer_constant_valid_p): Don't deny
19386 DECL_DLLIMPORT_P on functions.
19388 * config/i386/cygming.h: Remove function declarations.
19389 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19390 (ASM_OUTPUT_LABELREF): Remove.
19391 (COMMON_ASM_OP): Remove.
19392 (ASM_OUTPUT_COMMON): Remove.
19393 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19394 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19395 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19396 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19397 Rename from TARGET_ENCODE_SECTION_INFO.
19398 * config/i386/netware.h: Likewise.
19399 * config/i386/i386-protos.h: Update.
19400 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19401 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19402 (legitimate_constant_p): Reject dllimports.
19403 (dllimport_map, get_dllimport_decl): New.
19404 (legitimize_dllimport_symbol): New.
19405 (legitimize_address, ix86_expand_move): Use it.
19406 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19407 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19408 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19409 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19410 * config/i386/predicates.md (constant_call_address_operand): Only
19411 accept symbols; reject dllimport_p symbols.
19412 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19413 i386_pe_maybe_record_exported_symbol.
19414 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19415 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19416 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19417 trust the setting of DECL_DLLIMPORT_P.
19418 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19419 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19420 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19421 tidy the argument scanning loop.
19422 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19423 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19424 (i386_pe_strip_name_encoding): Remove.
19425 (i386_pe_binds_local_p): New.
19426 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19427 (i386_pe_output_labelref): Remove.
19428 (i386_pe_asm_output_aligned_decl_common): New.
19429 (i386_pe_maybe_record_exported_symbol): Rename from
19430 i386_pe_record_exported_symbol; check for dllexported symbols.
19432 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19434 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19435 add comment explaining why vsnprintf cannot be used.
19437 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19439 PR tree-optimization/30666
19440 * tree.c (build_complex_type): When creating type names for DWARF2
19441 debug info, create TYPE_DECLs for TYPE_NAME instead of
19443 (build_common_tree_nodes_2): Use build_complex_type when building
19444 predefined complex types, to preserve canonical types.
19446 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19448 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19449 (noce_get_alt_condition): Look at it to determine whether to
19450 reverse the condition or not.
19451 (noce_get_condition): Substitute the truth for lies.
19452 (noce_find_if_block): Set the then_else_reversed field.
19454 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19456 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19457 destination of this insn.
19458 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19459 than calling gen_rtx_SET directly. Use r0 to hold the value of
19460 'address + 4' rather than a stack based temporary which can be
19461 mis-optimized away.
19463 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19465 * config/s390/s390.c (s390_secondary_input_reload_class,
19466 s390_secondary_output_reload_class): Functions removed.
19467 (s390_secondary_reload): New function.
19468 (TARGET_SECONDARY_RELOAD): Target macro defined.
19469 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19470 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19471 * config/s390/s390.md ("reload_outti", "reload_outdi",
19472 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19473 "reload_out<mode>"): Expanders removed.
19474 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19475 "reload<mode>_nonoffmem_out"): Expanders added.
19477 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19479 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19480 action if SRC->DEST replacement failed anyway.
19482 2007-03-28 Mike Stump <mrs@apple.com>
19484 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19485 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19486 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19488 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19490 * config.gcc: Accept barcelona as a variant of amdfam10.
19491 * config/i386/i386.c (override_options): Likewise.
19492 * doc/invoke.texi: Likewise.
19494 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19496 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19497 offsets for BIT_FIELD_REF and COMPONENT_REF.
19499 2007-03-28 Richard Guenther <rguenther@suse.de>
19501 * tree.c (is_global_var): Move ...
19502 * tree-flow-inline.h (is_global_var): ... here.
19503 * tree.h (is_global_var): Remove declaration.
19505 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19507 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19509 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19510 * config/i386/i386.c (ix86_tune_features): Initialize new
19512 * config/i386/predicates.md (promotable_binary_operator): Use
19513 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19515 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19518 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19520 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19522 * config/fr30/fr30.md (movsi_internal): Change destination
19523 constraint from m to V and add m to the end.
19525 2007-03-28 Christian Bruel <christian.bruel@st.com>
19527 * config/sh/sh.md (movsi_i): Fix type attribute.
19529 2007-03-28 Christian Bruel <christian.bruel@st.com>
19531 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19532 (movsf_ie): Likewise.
19534 2007-03-28 Christian Bruel <christian.bruel@st.com>
19536 * config.gcc: Add sh4-300 to multilib.
19537 * config/sh/t-mlib-sh4-300: New file.
19539 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19541 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19542 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19543 fix_trunc<mode>di2.
19544 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19545 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19546 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19547 "fixuns_trunctddi2"): Whitespace fix.
19549 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19551 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19552 the definition of struct sh_args.
19553 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19554 CALL_COOKIE_INT_REG_GET): Likewise.
19556 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19558 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19559 transformations are applied successfully.
19561 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19563 * tree.c (tree_contains_struct): Permit 512 tree codes.
19564 * tree.h (tree_contains_struct): Ditto.
19565 (MAX_TREE_CODES): Ditto.
19566 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19567 SPARE member to store remaining padding bits.
19569 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19571 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19574 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19576 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19577 * configure: Regenerate.
19579 * configure: Regenerate using the correct version of autoconf.
19581 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19583 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19585 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19586 regs to "__SP_L__" and "__SP_H__".
19588 2007-03-27 Richard Guenther <rguenther@suse.de>
19590 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19591 computations with it with a HOST_WIDE_INT variable.
19593 2007-03-26 Mike Stump <mrs@apple.com>
19595 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19596 objective-c-header, objective-c++-header and objc++-cpp-output
19598 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19600 2007-03-26 Richard Henderson <rth@redhat.com>
19603 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19604 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19605 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19606 IX86_BUILTIN_PSRLQ128): New.
19607 (ix86_init_mmx_sse_builtins): Add them.
19608 (ix86_expand_builtin): Expand them.
19609 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19610 operand 2 be TImode.
19611 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19612 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19613 _mm_srli_epi64): Mark __B const.
19614 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19615 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19616 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19617 new two-vector shift builtins.
19619 2007-03-26 Ian Lance Taylor <iant@google.com>
19621 PR tree-optimization/31345
19622 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19623 [+INF, +INF(OVF)] into VARYING.
19625 2007-03-26 Zack Weinberg <zackw@panix.com>
19627 * gengtype-parse.c: New file.
19628 * gengtype-yacc.y: Delete.
19629 * gengtype-lex.l: Don't include gengtype-yacc.h.
19630 Define YY_DECL and yyterminate appropriately for recursive
19631 descent parser. yylval is now a string out-parameter to yylex.
19632 (HWS, EOID): New shorthand.
19633 (IWORD): Add a couple more types.
19634 (yylex): Add a setup stanza. Remove the complex rules for
19635 detecting GTY'ed types and typedefs; replace with simple
19636 keyword detectors. Adjust everything for the changed
19637 definition of yylval. Ignore all pp-directives, not just #define.
19639 (parse_file): Rename yybegin; do not call yyparse.
19641 * gengtype.c (xasprintf): Export again.
19642 (this_file): New. Use everywhere __FILE__ was being used.
19643 (get_lang_bitmap): Special case types defined in gengtype.c.
19644 (do_typedef, new_structure): Suppress definition of certain types.
19645 (new_structure): Improve diagnostics of duplicate definitions.
19646 Make sure location_s is associated with input.h.
19647 (nreverse_pairs, define_location_structures): New functions.
19648 (main): Improve tagging of kludge types. Remove old kludges
19649 for input.h types; use define_location_structures.
19650 * gengtype.h: Update prototypes. Define token codes here.
19651 * Makefile.in: Remove all references to gengtype-yacc.
19652 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19654 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19655 add GTY((skip)) to the field that's only conditionally there.
19656 * doc/install.texi: Document that Bison is no longer required
19657 unless building treelang.
19659 * gengtype.c: Don't include gtyp-gen.h.
19660 (srcdir): Declare here.
19661 (base_files, lang_dir_names): Allocate dynamically.
19662 (gt_files, num_gt_files, num_lang_dirs): New globals.
19663 (measure_input_list, read_input_line, read_input_list)
19664 (set_lang_bitmap): New functions.
19665 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19666 simplify, relying on read_input_list to set up the bitmaps.
19667 (main): Arguments are no longer unused. Check for correct number
19668 of command line arguments, set srcdir and srcdir_len, then call
19669 read_input_list, before doing anything else. No need to worry
19670 about duplicates in main loop.
19671 * configure.ac: Simplify the calculation of all_gtfiles.
19672 Put language tags in there. Don't set or substitute
19673 all_gtfiles_files_langs or all_gtfiles_files_frags.
19674 * Makefile.in: Revamp the way gengtype is invoked, now that it
19675 takes a file on its command line with a much simpler format.
19676 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19677 (GTFILES): Remove duplicates and C source files.
19678 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19679 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19680 * configure: Regenerate.
19682 * gengtype.h: Remove all type definitions to gengtype.c; leave
19683 only definitions of options_p, type_p, and pair_p as opaque
19684 pointers. Update prototypes.
19685 * gengtype.c: Many type definitions moved here from gengtype.h.
19686 Consolidate type definitions at the top of the file.
19687 (xvasprintf): Delete.
19688 (xasprintf): Make static.
19689 (create_nested_pointer_option): Add 'next' parameter.
19690 (create_field_all, create_field_at): New functions.
19691 (create_field): Now a thin wrapper around create_field_all.
19692 (create_optional_field): Rename create_optional_field_ and add
19693 line argument. Original name is now a macro which supplies
19695 (oprintf): Use vsnprintf directly.
19696 (close_output_files): Use fatal rather than perror/exit.
19697 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19698 (main): Set progname. Don't use exit.
19699 * gengtype-yacc.y (struct_fields): Use create_field_at.
19700 (option, optionseqopt): Delete.
19701 (optionseq): Consolidate productions from option here so we
19702 can use the first argument to create_option.
19704 * gengtype-lex.l: Distinguish unions from structures in the
19705 token type. Don't call find_structure; return the tag as a string.
19706 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19707 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19708 string. Reorganize typedef_struct production accordingly.
19709 Use create_nested_ptr_option.
19710 * gengtype.c (create_nested_ptr_option): New function.
19711 * gengtype.h: Declare it.
19713 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19714 (string_type): Don't declare.
19715 (do_scalar_typedef): Declare.
19716 (create_scalar_type): Update prototype.
19717 * gengtype.c (string_type): Make static.
19718 (scalar_nonchar, scalar_char): New.
19719 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19720 (resolve_typedef): Use scalar_nonchar for error recovery.
19721 (create_scalar_type): Remove name_len field. Return scalar_char
19722 or scalar_nonchar as appropriate.
19723 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19724 to use string_type.
19725 (throughout): Use scalar_nonchar instead of calling
19726 create_scalar_type, whenever possible.
19727 (main): Initialize scalar_char and scalar_nonchar before calling
19729 * gengtype-lex.l: Adjust for removal of second argument to
19730 create_scalar_type. Use yylval.s instead of yylval.t when
19732 * gengtype-yacc.y: Type of SCALAR is string. Call
19733 create_scalar_type from type:SCALAR rule. Adjust for removal of
19734 second argument to create_scalar_type.
19736 * vec.h: Remove all #if IN_GENGTYPE blocks.
19737 Add comment saying that changes may require adjustments to gengtype.
19738 * gengtype.c: Don't include coretypes.h or tm.h.
19739 Add comment to inclusion of errors.h.
19740 (note_def_vec, note_def_vec_alloc): New functions.
19741 * gengtype.h: Declare new functions.
19742 * gengtype-lex.l: Don't include coretypes.h.
19743 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19745 (update_lineno): Remove unnecessary prototype.
19746 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19747 (VEC rule): Just return VEC_TOKEN.
19748 * gengtype-yacc.y (VEC_TOKEN): New token type.
19749 (type): Add a production for VEC(a,b).
19750 * Makefile.in: Update dependencies.
19752 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19753 typedefs that use the old PARAMS macro.
19755 * gengtype-lex.l: Remove all rules and states relating to yacc
19757 * gengtype-yacc.y: Similarly.
19758 * gengtype.c (note_yacc_type): Delete function.
19759 * gengtype.h: Update prototypes.
19761 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19763 * tree-pretty-print.c (dump_generic_node): Report precision of
19764 unnamed integer types.
19766 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19768 * ifcvt.c (noce_try_store_flag_constants): Don't check
19769 no_new_pseudos here.
19770 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19771 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19772 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19773 noce_try_sign_mask): Likewise.
19774 (if_convert): Check no_new_pseudos here.
19776 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19778 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19779 (noce_get_condition): Handle new then_else_reversed argument.
19780 (noce_init_if_info): Remove, fold into noce_find_if_block.
19781 (noce_process_if_block): Take a struct noce_if_info as the
19782 argument. Don't set up one based on ce_if_info. Update pointer
19783 references accordingly.
19784 (cond_move_process_if_block): Likewise.
19785 (process_if_block): Removed.
19786 (find_if_block): Removed. Move functionality two new functions,
19787 noce_find_if_block and cond_exec_find_if_block.
19788 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19789 blocks and the symmetric IF-ELSE-JOIN case.
19790 (cond_exec_find_if_block): Also new function mostly based on old
19791 find_if_block and process_if_block.
19792 (find_if_header): Replace find_if_block call with separately
19793 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19794 (find_cond_trap): Update noce_get_condition call.
19795 (dead_or_predicable): Likewise.
19797 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19799 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19801 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19802 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19803 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19804 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19805 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19806 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19807 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19808 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19809 __builtin_ia32_psrad128 builtins.
19811 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19813 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19814 * config/i386/constraints.md
19815 (define_constraint "I"): Use IN_RANGE macro.
19816 (define_constraint "J"): Ditto.
19817 (define_constraint "K"): Ditto.
19818 (define_constraint "M"): Ditto.
19819 (define_constraint "N"): Ditto.
19820 (define_constraint "O"): Ditto.
19821 * config/i386/predicates.md
19822 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19823 (define_predicate "const_0_to_3_operand"): Ditto.
19824 (define_predicate "const_0_to_7_operand"): Ditto.
19825 (define_predicate "const_0_to_15_operand"): Ditto.
19826 (define_predicate "const_0_to_63_operand"): Ditto.
19827 (define_predicate "const_0_to_255_operand"): Ditto.
19828 (define_predicate "const_1_to_31_operand"): Ditto.
19829 (define_predicate "const_2_to_3_operand"): Ditto.
19830 (define_predicate "const_4_to_7_operand"): Ditto.
19832 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19834 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19835 in SImode for save_world.
19836 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19839 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19841 PR tree-optimization/30784
19842 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19845 2007-03-25 Revital Eres <eres@il.ibm.com>
19847 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19848 Fold movement_possibility function into it.
19850 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19852 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19853 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19854 (call_indirect_nonlocal_darwin64): Same.
19855 (call_nonlocal_darwin64): Same.
19856 (call_value_indirect_nonlocal_darwin64): Same.
19857 (call_value_nonlocal_darwin64): Same.
19858 (sibcall_nonlocal_darwin64): Same.
19859 (sibcall_value_nonlocal_darwin64): Same.
19860 (sibcall_symbolic_64): Same.
19861 (sibcall_value_symbolic_64): Same.
19862 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19864 (rs6000_emit_load_toc_table): Same.
19865 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19866 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19868 (divss_call): Same.
19869 (divus_call): Same.
19870 (quoss_call): Same.
19871 (quous_call): Same.
19872 (load_toc_v4_pic_si): Same
19873 (load_toc_v4_PIC_1): Same.
19874 (load_toc_v4_PIC_1b): Same.
19875 (call_indirect_aix{32,64}): Same.
19876 (call_value_indirect_aix{32,64}): Same.
19878 (call_value): Same.
19879 (call_local{32,64}): Same.
19880 (call_value_local{32,64}): Same.
19881 (call_indirect_nonlocal_aix{32,64}): Same.
19882 (call_nonlocal_aix{32,64}): Same.
19883 (call_value_indirect_nonlocal_aix{32,64}): Same.
19884 (call_value_nonlocal_aix{32,64}): Same.
19885 (call_indirect_nonlocal_sysv<mode>): Same.
19886 (call_nonlocal_sysv<mode>): Same.
19887 (call_value_indirect_nonlocal_sysv<mode>): Same.
19888 (call_value_nonlocal_sysv<mode>): Same.
19890 (sibcall_local{32,64}): Same.
19891 (sibcall_value_local{32,64}): Same.
19892 (sibcall_nonlocal_aix{32,64}): Same.
19893 (sibcall_value_nonlocal_aix{32,64}): Same.
19894 (sibcall_nonlocal_sysv<mode>): Same.
19895 (sibcall_value): Same.
19896 (sibcall_value_nonlocal_sysv<mode>): Same.
19898 2007-03-24 Paul Brook <paul@codesourcery.com>
19900 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19901 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19903 2007-03-24 Richard Henderson <rth@redhat.com>
19905 * config/ia64/constraints.md: New file.
19906 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19907 satisfies_constraint_?.
19908 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19909 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19910 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19911 ia64_output_mi_thunk): Likewise.
19912 (ia64_const_ok_for_letter_p): Remove.
19913 (ia64_const_double_ok_for_letter_p): Remove.
19914 (ia64_extra_constraint): Remove.
19915 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19916 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19917 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19918 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19919 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19920 EXTRA_MEMORY_CONSTRAINT): Remove.
19921 * config/ia64/ia64.md: Include constriants.md. Replace
19922 CONST_OK_FOR_? with satisfies_constraint_?.
19924 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19925 H.J. Lu <hongjiu.lu@intel.com>
19927 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19929 (name macros): Use DPD_BID_NAME to convert names properly.
19931 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19932 decimal floating point format.
19933 (init_floating_libfuncs): Change decimal functions so that they
19934 have a "bid_" prefix if the decimal system uses the BID format,
19935 and "dpd_" prefix if the decimal system uses the DPD format.
19936 (init_interclass_conv_libfuncs): Ditto.
19937 (init_intraclass_conv_libfuncs): Ditto.
19939 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19940 using the BID format.
19942 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19943 whether we are using the BID decimal format.
19944 * configure: Regenerate.
19946 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19947 the compiler has decimal floating point enabled. Define
19948 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19951 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19952 using the BID format.
19954 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19955 whether we are using the BID decimal format.
19956 * configure: Regenerate.
19958 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19959 the compiler has decimal floating point enabled. Define
19960 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19963 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19964 options, and that it is enabled for i386/x86_64 systems.
19966 * Makefile.in (enable_decimal_float): New.
19968 (DECNUMINC): Add -I$(DECNUMFMT).
19969 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19970 to $(DECNUMFMT) from $(DECNUM).
19972 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19973 Substitute enable_decimal_float.
19974 * configure: Regenerated.
19977 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19980 * configure.ac: Enable decimal float for x86_64-*-linux*.
19981 * configure: Regenerated.
19984 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19985 decimal128ClearSign to flip and clear the sign bit in decimal128.
19986 (decimal_real_maxval): Set decimal128SetSign to set the sign
19989 2007-03-23 Ian Lance Taylor <iant@google.com>
19991 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19993 2007-03-23 Ian Lance Taylor <iant@google.com>
19995 * tree-dump.c (dump_files): Correct comment.
19997 2007-03-23 Ian Lance Taylor <iant@google.com>
19999 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20001 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20003 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20004 in cfglayout mode. Don't go into and out of cfglayout mode.
20005 Link the blocks in the order of the constructed traces.
20006 (rest_of_handle_tracer): Adjust call to tracer.
20007 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20008 Don't go into cfglayout mode.
20009 (rtl_loop_done): Don't go out of cfglayout mode.
20010 * cfglayout.c (relink_block_chain): New function, split out from...
20011 (fixup_reorder_chain): ...here. Remove redundant checking.
20012 (cfg_layout_finalize): Don't clear the header, footer, and aux
20013 fields here, move the code to do so to relink_block_chain. Likewise
20014 for free_original_copy_tables.
20015 * rtl.h (tracer): Update prototype.
20016 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20017 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20018 mode. Use relink_block_chain to serialize the CFG according to the
20019 new basic block order. Move targetm.cannot_modify_jumps_p check from
20021 (gate_handle_reorder_blocks): ...to here.
20022 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20024 (gate_duplicate_computed_gotos): ...to here.
20025 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20026 something always changes when going into and out of cfglayout mode.
20027 Perform an expensive cfg cleanup while going into cfglayout mode.
20028 Always update liveness information on HAVE_conditional_execution
20029 targets. Reserialize the basic blocks and go out of cfglayout mode.
20030 * reg-stack.c: Include cfglayout.h.
20031 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20032 the call to reorder_basic_blocks.
20033 * basic-block.h (reorder_basic_blocks): Update prototype.
20034 (relink_block_chain): New prototype.
20035 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20037 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20039 * config/mips/mips.md (type, hazard, *movdi_32bit,
20040 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20041 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20042 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20043 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20044 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20046 (movcc): Change first xfer to multi.
20047 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20048 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20049 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20050 config/mips/generic.md: Change reservations using "xfer" to use
20052 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20053 using match_operand.
20054 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20055 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20057 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20059 2007-03-22 Richard Henderson <rth@redhat.com>
20061 * config/i386/i386.c: Remove unnecessary function declarations.
20062 Move targetm definition, and all related macros, to the end of
20063 the file. Resort some functions to put definitions before uses.
20064 (ix86_attribute_table): Make static. Move to end of file.
20065 (ix86_gimplify_va_arg): Make static.
20067 2007-03-22 Richard Henderson <rth@redhat.com>
20069 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20070 don't increase local_regparm with force_align_arg_pointer check.
20071 (ix86_function_sseregparm): Assert 32-bit.
20072 (type_has_variadic_args_p): New.
20073 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20074 type_has_variadic_args_p.
20075 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20076 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20077 use memset instead. Do maybe_vaarg check first; skip attribute
20078 tests if true; skip attribute tests for 64-bit.
20079 (construct_container): Remove TARGET_DEBUG_ARG.
20080 (function_arg_advance_32, function_arg_advance_64): Split out ...
20081 (function_arg_advance): ... from here.
20082 (function_arg_32, function_arg_64): Split out ...
20083 (function_arg): ... from here.
20084 (ix86_pass_by_reference): Tidy.
20085 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20086 (function_value_32): New, from parts of ix86_function_value
20087 and ix86_value_regno.
20088 (function_value_64): New, from parts of ix86_function_value
20089 and ix86_libcall_value.
20090 (ix86_function_value_1): New.
20091 (ix86_function_value, ix86_libcall_value): Use it.
20092 (return_in_memory_32, return_in_memory_64): Split out ...
20093 (ix86_return_in_memory): ... from here.
20094 (ix86_struct_value_rtx): Skip for 64-bit.
20095 (ix86_libcall_value, ix86_value_regno): Remove.
20096 (setup_incoming_varargs_64): Split out ...
20097 (ix86_setup_incoming_varargs): ... from here.
20098 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20099 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20100 * config/i386/i386-protos.h (ix86_function_value): Remove.
20101 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20103 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20106 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20107 infinities not supported, otherwise emit warning if -Woverflow. On
20108 underflow, emit warning if -Woverflow.
20109 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20111 * real.h (real_from_string): Update declaration
20113 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20114 Richard Henderson <rth@redhat.com>
20116 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20117 * calls.c (compute_argument_block_size, expand_call,
20118 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20119 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20120 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20121 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20122 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20123 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20124 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20125 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20128 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20130 * c-incpath.c (add_sysroot_to_chain): New.
20131 (merge_include_chains): Add sysroot argument. Call
20132 add_sysroot_to_chain if sysrooted.
20133 (register_include_chains): Update call to merge_include_chains.
20134 * doc/cppopts.texi: Document use of '=' in include directory
20137 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20139 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20140 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20141 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20142 insn pattern using X87MODEF12 mode macro.
20144 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20146 * regmove.c (regmove_optimize): Use reg_mentioned_p
20147 instead of reg_overlap_mentioned_p for DST.
20149 2007-03-21 Mike Stump <mrs@apple.com>
20151 * c.opt: Fixup for Objective-C/C++.
20153 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20155 * explow.c (convert_memory_address): Fold memory reference when
20156 POINTERS_EXTEND_UNSIGNED < 0
20158 2007-03-21 Richard Henderson <rth@redhat.com>
20161 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20162 * config/i386/mmintrin.h (__m64): Likewise.
20163 * config/i386/xmmintrin.h (__m128): Likewise.
20165 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20167 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20168 (VXWORKS_OS_CPP_BUILTINS): Define.
20169 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20170 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20172 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20174 * rtl.h (constant_pool_reference_p): Delete.
20175 (find_constant_src): Declare.
20176 * rtlanal.c (find_constant_src): New function.
20177 * simplify-rtx.c (constant_pool_reference_p): Delete.
20178 * config/i386/i386.md: Use find_constant_src instead of
20179 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20181 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20183 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20184 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20186 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20188 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20189 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20190 (arm_elf_asm_constructor): Use it.
20191 (arm_elf_asm_destructor): New function.
20193 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20195 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20197 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20199 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20201 2007-03-19 Andrew Haley <aph@redhat.com>
20203 PR tree-optimization/31264
20204 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20205 VIEW_CONVERT_EXPRs.
20207 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20209 PR rtl-optimization/30907
20210 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20211 (fwprop_init): Always call loop_optimizer_initialize.
20212 (fwprop_done): Always call loop_optimizer_finalize.
20213 (fwprop): We always have loop info now.
20214 (gate_fwprop_addr): Remove.
20215 (pass_fwprop_addr): Use gate_fwprop as gate.
20217 PR rtl-optimization/30841
20218 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20219 df_chain_alloc): Call df_reorganize_refs unconditionally.
20220 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20221 refs_organized to refs_organized_size.
20222 (df_ref_create_structure): Use refs_organized_size instead of
20223 bitmap_size if refs had been organized, and keep refs_organized_size
20225 * df.h (struct df_ref_info): Change refs_organized to
20226 refs_organized_size.
20227 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20230 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20232 * except.c (output_function_exception_table): Do not reference the
20233 EH personality routine for functions that do not require an
20236 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20239 * c-typeck.c (convert_for_assignment): Call comptypes for
20240 RECORD_TYPE or UNION_TYPE.
20242 PR inline-asm/30505
20243 * reload1.c (reload): Do invalid ASM checking after
20244 cleanup_subreg_operands.
20246 2007-03-19 Jeff Law <law@redhat.com>
20248 * tree-cfg.c (find_taken_edge): Tighten conditions for
20249 optimizing computed gotos.
20251 2007-03-19 Michael Matz <matz@suse.de>
20253 * builtins.c (expand_builtin_sync_operation,
20254 expand_builtin_compare_and_swap,
20255 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20258 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20259 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20262 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20264 * doc/tm.texi: Add brackets around the return type of
20265 TARGET_SECONDARY_RELOAD.
20267 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20268 Richard Guenther <rguenther@suse.de>
20270 PR tree-optimization/31254
20271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20272 Use handled_component_p () where appropriate. Continue
20273 propagating into the rhs if we propagated into an INDIRECT_REF
20276 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20278 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20279 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20280 (xde, xdee): Mode attributes adjusted to support DFP modes.
20281 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20282 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20283 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20284 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20285 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20286 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20287 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20289 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20290 "movsf"): Insn definitions removed.
20291 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20292 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20293 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20295 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20296 "reload_in<mode>", "reload_out<mode>"): Expander added.
20297 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20300 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20302 * config/s390/s390.md: Only non-functional changes. Renamed
20303 FPR mode macro to BFP all over the file.
20305 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20307 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20308 (op_type attribute): RRF instruction type added.
20309 (fT0): New mode attribute.
20310 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20311 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20312 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20313 instruction no secondary memory is needed when moving DFmode values
20314 between GPRs and FPRs.
20316 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20318 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20319 inverted and documentation adjusted.
20320 ("mhard-dfp", "msoft-dfp"): New options.
20321 * config/s390/s390.c (s390_handle_arch_option): New architecture
20323 (override_options): Sanity checks for the new options added.
20324 * config.gcc: New architecture switch: z9-ec.
20325 * config/s390/s390.h (processor_flags): PF_DFP added.
20326 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20327 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20328 when the bit is NOT set so remove it from the defaults.
20330 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20332 * genemit.c (main): Print include statement for dfp.h.
20333 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20336 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20338 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20340 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20343 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20344 instead of PATTERN.
20346 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20348 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20349 attr_length_call, output_call, output_indirect_call): Cleanup
20350 formatting of targetm calls.
20352 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20354 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20356 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20358 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20359 reservation, bypass and anti-bypass descriptions for these
20360 instructions. Update move patterns.
20361 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20364 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20366 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20367 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20368 (get_initial_def_for_reduction): Likewise.
20370 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20372 Fix PR tree-optimization/29922
20373 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20374 (get_representative): Removed.
20375 (value_dies_in_block_x): Update for rvuse removal.
20376 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20377 (compute_antic_aux): Handle when PHI nodes appear in
20378 non-single-successors.
20379 (dump_bitmap_of_names): Removed.
20380 (compute_antic_safe): Renamed and removed rvuse calculation.
20381 Calculate only antic safe.
20382 (insert_into_preds_of_block): Remove assert.
20383 (execute_pre): Update for renamed functions.
20384 (defer_or_phi_translate_block): New function.
20386 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20388 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20389 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20391 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20392 Follow spelling conventions.
20394 * tree-data-ref.h: Remove the prototype for analyze_array.
20396 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20398 PR tree-optimization/31041
20399 * tree-vect-transform.c (get_initial_def_for_induction): Call
20400 force_gimple_operand.
20402 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20404 * ipa-type-escape.c (look_for_casts) : Revert code to use
20405 handled_component_p due to ada test a-numaux.adb.
20407 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20409 * final.c (final_scan_insn): Alter the condition of a
20410 conditional trap if we have nonstandard CC.
20412 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20414 * configure.ac: Remove excess quoting from asm line 0 test.
20415 * configure: Rebuilt.
20417 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20419 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20420 * c-common.c (convert_and_check): Move warning logic to...
20421 (warnings_for_convert_and_check): ...here. Define.
20422 * c-common.h (warnings_for_convert_and_check): Declare.
20424 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20426 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20427 (output_call): Likewise.
20429 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20431 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20433 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20435 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20437 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20439 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20440 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20442 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20444 PR tree-optimization/31183
20445 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20446 Use double_int instead of unsigned int for representing access_strides.
20447 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20449 2007-03-16 Richard Guenther <rguenther@suse.de>
20451 PR tree-optimization/31146
20452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20453 to allow recursion of forward_propagate_addr_expr.
20454 (forward_propagate_addr_into_variable_array_index): Likewise.
20455 (forward_propagate_addr_expr): Likewise.
20456 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20457 (forward_propagate_addr_expr_1): Recurse on simple copies
20458 instead of propagating into them. Do so for useless conversions
20460 (forward_propagate_addr_expr): Clean up unused statements after
20463 2007-03-16 Richard Guenther <rguenther@suse.de>
20465 * builtins.c (expand_builtin_cexpi): Use the right argument
20466 for the expansion via cexp.
20468 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20470 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20471 * configure: Rebuilt.
20473 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20476 * dwarf2out.c (force_type_die): Adjust comment.
20477 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20479 2007-03-15 DJ Delorie <dj@redhat.com>
20481 * config/frv/predicates.md (minmax_operator): Don't check operands
20484 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20486 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20487 Update constant estimates of number of iterations.
20488 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20489 argument renamed to "realistic".
20490 (compute_estimated_nb_iterations): Removed.
20491 (record_niter_bound): New function.
20492 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20493 call record_nonwrapping_iv with upper = false.
20494 (infer_loop_bounds_from_signedness): Pass upper argument to
20495 record_nonwrapping_iv.
20496 (estimate_numbers_of_iterations_loop): Do not call
20497 compute_estimated_nb_iterations. Record estimate based on profile
20498 information. Initialize the constant estimates of number of
20500 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20502 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20503 number of iterations is too small.
20504 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20505 (EST_NOT_AVAILABLE): Removed.
20506 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20507 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20510 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20512 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20513 Handle NE_EXPR guards.
20515 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20518 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20519 Set also -pedantic-errors by default for the preprocessor unless
20520 -fpermissive is given.
20522 2007-03-15 Richard Guenther <rguenther@suse.de>
20524 PR middle-end/29719
20525 PR middle-end/31161
20526 * builtins.c (expand_builtin_cexpi): As a fallback if we
20527 don't have builtins for sincos or cexp create a function
20528 declaration for cexp and expand to a call to that.
20529 (expand_builtin_int_roundingfn): Always fall
20530 back to floor/ceil and its variants even if they may be
20533 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20535 PR middle-end/31159
20536 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20537 jump tables, move the call to delete_dead_jumptables from here...
20538 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20539 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20540 don't allow merging of blocks that try_redirect_by_replacing_jump
20541 also does not handle when not optimizing.
20543 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20544 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20546 * config/i386/i386.md (x86_sahf_1): Correctly handle
20549 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20552 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20553 x86_64_general_operand as operand[2] predicate. Remove "iF"
20554 from operand constraints and use "e" constraint instead.
20555 (*subti3_1, *subti3_1 splitter): Ditto.
20556 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20557 operand[1] predicate.
20559 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20561 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20562 arrays, multiply the access strides by the size of the sub-array.
20563 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20565 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20567 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20568 the configured assembler supports the sahf mnemonic.
20569 * configure: Regenerate.
20570 * config.in: Regenerate.
20572 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20573 emit "sahf" or ".byte\t0x9e" as asm template.
20575 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20578 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20579 option to replace hard coded TARGET_xxx in md file.
20580 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20581 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20582 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20583 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20584 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20585 (X86_TUNE_NOT_VECTORMODE): Ditto.
20586 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20587 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20588 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20589 (TUNE_SLOW_IMUL_IMM8): Ditto.
20590 (TUNE_MOVE_M1_VIA_OR): Ditto.
20591 (TUNE_NOT_UNPAIRABLE): Ditto.
20592 (TUNE_NOT_VECTORMODE): Ditto.
20594 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20597 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20598 tuning options instead of hard coded TARGET_xxx.
20599 (fix ssemode peephole2's): Ditto.
20600 (imul peephole2's): Ditto.
20602 (movdi_or_rex64): Ditto.
20603 (move peephole2): Ditto.
20604 (not peephole2's): Ditto.
20606 2007-03-14 Dirk Mueller <dmueller@suse.de>
20608 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20609 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20610 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20612 * c-parser.c (c_parser_do_statement): Warn about empty body in
20613 do/while statement.
20614 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20615 * doc/invoke.texi (-Wempty-body): Update documentation.
20617 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20620 * c-common.h (warn_for_div_by_zero): Declare.
20621 * c-common.c (warn_for_div_by_zero): Define.
20622 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20625 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20627 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20628 to PREFIX and STANDARD_PREFIX.
20630 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20631 Phil Edwards <phil@codesourcery.com>
20633 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20634 (__gthread_once_t): Remove busy field for RTPs.
20635 (__GTHREAD_ONCE_INIT): Update accordingly.
20637 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20639 * doc/invoke.texi: Document VxWorks options.
20641 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20643 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20645 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20647 PR tree-optimization/30590
20648 * tree-nrv.c (tree_nrv): Check for the partial update of the
20651 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20653 * flags.h (flag_random_seed): Remove declaration, in favor of...
20654 * toplev.h (get_random_seed, set_random_seed): ... these.
20655 * tree.c (get_file_function_name): Use the former.
20656 * opts.c (common_handle_option): Use the latter.
20659 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20661 PR middle-end/31127
20662 * cse.c (cse_find_path): Do not bail out if a basic block that
20663 we already visited now becomes part of a path that starts at a
20664 different basic block. Just disallow this, to make sure we
20665 visit each basic block at most once.
20667 2007-03-13 Jan Hubicka <jh@suse.cz>
20669 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20670 attributes, when profile esitmate is present, calls with very low
20671 frequency are cold.
20673 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20675 PR tree-optimization/30730
20676 PR tree-optimization/26900
20677 * tree-ssa-loop-niter.c: Include gmp.h.
20678 (bounds): New type.
20679 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20680 split_to_var_and_offset, determine_value_range,
20681 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20682 bound_difference, bounds_add, bounds_negate,
20683 number_of_iterations_ne_max, dump_affine_iv): New functions.
20684 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20685 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20686 difference of initial and final value of control iv to validate
20688 (number_of_iterations_cond): Add loop parameter. Determine bounds
20689 on the difference of the extremes of the control iv. Add dumps.
20690 (expand_simple_operations): Handle phi nodes.
20691 (simplify_using_initial_conditions): Do not record used conditions.
20692 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20693 Do not set additional_info.
20694 (implies_nonnegative_p, implies_ge_p): Removed.
20695 (derive_constant_upper_bound): Do not use parameter `additional'.
20696 (record_estimate): Parameter `additional' removed. Parameter
20697 `i_bound' added. Do not call derive_constant_upper_bound.
20698 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20699 bound the number of iterations estimate.
20700 (estimate_numbers_of_iterations_loop): Pass the estimate from
20701 the number of iterations analysis to record_estimate.
20702 * tree.h (multiple_of_p): Declare.
20703 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20704 (scev_const_prop): Do not check expression_expensive_p.
20705 * fold-const.c (multiple_of_p): Exported.
20706 * double-int.c (double_int_mask): Exported.
20707 * double-int.h (double_int_mask): Declare.
20708 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20709 field. Added max field.
20711 2007-03-13 David Taylor <taylor@candd.org>
20714 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20717 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20720 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20721 two unamed patterns.
20723 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20725 * config/i386/i386.opt (mcx16, msahf): New options.
20726 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20727 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20729 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20730 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20731 Output -mcx16 and -msahf options when corresponding bit is set.
20733 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20734 and -msahf options.
20736 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20738 * configure.ac: Test for assembler tolerance to # 0 "".
20739 * configure, config.in: Rebuilt.
20740 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20742 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20744 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20746 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20747 (handle_syscall): Handle direct system calls.
20748 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20750 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20752 * doc/invoke.texi: Fix cpp.info cross-reference.
20753 * doc/passes.texi: Fix gcc.info cross-reference.
20755 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20757 PR tree-optimization/30835
20758 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20759 bb_for_stmt is not NULL before accessing it.
20761 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20763 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20766 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20769 * doc/install.texi: Document --enable-stage1-languages
20771 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20773 * tree-pass.h (pass_into_cfg_layout_mode,
20774 pass_outof_cfg_layout_mode): Declare.
20775 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20776 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20777 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20778 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20780 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20782 * c-decl.c (warn_variable_length_array): New function.
20783 Refactored from grokdeclarator to handle warn_vla
20784 and handle unnamed array case.
20785 (grokdeclarator): Refactored VLA warning case.
20786 * c.opt (Wvla): New flag.
20787 * doc/invoke.texi (Wvla): New warning.
20789 2007-03-12 Richard Henderson <rth@redhat.com>
20791 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20792 (TARGET_SECTION_TYPE_FLAGS): New.
20794 2007-03-12 Richard Henderson <rth@redhat.com>
20796 * config/darwin.c (machopic_reloc_rw_mask): New.
20797 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20798 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20800 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20802 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20803 * cppdefault.h (cpp_PREFIX): Document.
20804 (cpp_PREFIX_len): Likewise.
20805 (cpp_EXEC_PREFIX): New variable.
20806 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20807 * c-incpath.c (add_standard_paths): Correct logic for relocating
20808 paths within prefix.
20810 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20812 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20813 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20815 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20816 fix_truncdfdi_sse using SSEMODEF mode macro.
20817 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20818 fix_truncdfsi_sse using SSEMODEF mode macro.
20819 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20820 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20822 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20824 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20825 elfos.h to tm_file.
20827 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20829 * tree.h : Add multiple_of_p declaration.
20830 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20831 * ipa-type-escape.c (results_of_malloc): Redundant.
20832 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20833 (cast_type): Extended with new members.
20834 (check_cast): Returns cast_type.
20835 (cast): New structure for data of walk_use_def_chains.
20836 (is_malloc_result, is_cast_from_non_pointer_1,
20837 is_cast_from_non_pointer,
20838 is_array_access_through_pointer_and_index): New functions.
20839 (look_for_casts): Returns cast types.
20840 (check_call): Returns void.
20841 (okay_pointer_operation): Use support of pointer plus index,
20842 pointer plus constant and allow all multiplications.
20844 2007-03-11 Richard Guenther <rguenther@suse.de>
20846 PR tree-optimization/31115
20847 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20848 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20849 A shift count of zero is not special as with *_DIV_EXPR.
20850 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20853 2007-03-11 Ian Lance Taylor <iant@google.com>
20855 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20856 the *_DIV_EXPR codes correctly with overflow infinities.
20858 2007-03-11 Ira Rosen <irar@il.ibm.com>
20860 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20861 indicate success/failure of the analysis. Add negation to subtrahend
20862 in case of subtraction. Fail if both operands contain constants.
20863 (create_data_ref): Fail if analyze_offset fails.
20865 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20867 * config/i386/i386.md (frndintxf2): Rename to ...
20868 (rintxf2): ... this. Remove expander having same name.
20869 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20870 (roundsf2, rounddf2): Ditto.
20871 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20872 (lround<mode>di2, lround<mode>si2): Ditto.
20874 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20876 * lower-subreg.c: Include except.h.
20877 (decompose_multiword_subregs): Verify that the only control flow
20878 insns we can split are loads to multi-words pseudos.
20879 Handle breaking such blocks after splitting, instead of calling
20880 find_many_sub_basic_blocks.
20882 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20883 on the new basic block. Add a lengthy comment explaining why we
20884 thought this was necessary.
20885 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20887 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20890 * tree.c (walk_type_fields): Recurse into the element type of
20891 ARRAY_TYPEs if there is a pointer set.
20893 2007-03-10 Dirk Mueller <dmueller@suse.de>
20895 * c-common.c (warn_logical_operator): Fix condition.
20897 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20899 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20901 * config/darwin.c (machopic_select_section): Remove superfluous
20902 argument in call to categorize_decl_for_section. Remove unused
20905 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20907 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20909 * configure: Regenerate.
20911 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20914 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20915 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20916 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20917 Add LABEL_NUSES to emitted label.
20918 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20919 branch probability value to emitted jump insn.
20920 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20921 Do not check life information and do not re-arrange input operands
20922 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20924 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20926 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20927 the change of decode_asm_operands.
20929 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20931 * mode-switching.c (create_pre_exit): Skip blockage insn.
20933 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20935 * tree-pass.h (TODO_update_smt_usage): Remove.
20937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20941 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20943 * pa.c (attr_length_call): Revise condition for long
20944 pc-relative branch.
20945 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20946 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20947 sequence on SOM target.
20949 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20951 * gcc.c: Document %{, in big comment at top.
20952 (input_suffix_matches): Remove special handling for .s and
20954 (input_spec_matches): New.
20955 (handle_braces): Handle %{,.
20956 (validate_switches): ',' indicates a value which is not a switch.
20957 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20958 to detect assembler input.
20959 * config/i386/sol2.h (CPP_SPEC): Likewise.
20960 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20961 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20962 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20963 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20964 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20965 -m64 causes deployment target to default to 10.5.
20966 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20968 2007-03-09 Richard Henderson <rth@redhat.com>
20971 * target.h (targetm.asm.out.reloc_rw_mask): New.
20972 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20973 (TARGET_ASM_OUT): Use it.
20974 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20975 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20976 use the new reloc_rw_mask target hook instead.
20977 (default_section_type_flags_1): Merge into...
20978 (default_section_type_flags): ... here.
20979 (decl_readonly_section_1): Merge into...
20980 (decl_readonly_section): ... here.
20981 (default_elf_select_section_1): Merge into...
20982 (default_elf_select_section): ... here.
20983 (default_unique_section_1): Merge into...
20984 (default_unique_section): ... here.
20985 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20986 (default_select_rtx_section): Use it.
20987 (default_elf_select_rtx_section): Likewise.
20988 * output.h: Update to match.
20989 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20990 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20991 (TARGET_ASM_RELOC_RW_MASK): New.
20992 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20993 to categorize_decl_for_section.
20994 (x86_64_elf_unique_section): Likewise.
20995 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20996 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20997 (TARGET_ASM_RELOC_RW_MASK): New.
20998 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20999 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21000 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21001 (TARGET_RWRELOC): Remove.
21002 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21003 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21004 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21005 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21006 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21007 (rs6000_xcoff_select_section): Use decl_readonly_section.
21008 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21009 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21010 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21011 (TARGET_SECTION_TYPE_FLAGS): Remove.
21012 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21014 2007-03-09 Roger Sayle <roger@eyesopen.com>
21016 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21017 complex constant equality/inequality comparisons for here.
21018 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21019 known at compile-time or can be simplified to a scalar comparison.
21020 (fold_relational_const): Move compile-time evaluation of complex
21021 constant equality/inequality comparisons to here.
21023 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21025 PR rtl-optimization/30643
21026 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21028 (fold_rtx): Recurse, like before 2006-11-03.
21030 2007-03-09 DJ Delorie <dj@redhat.com>
21032 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21035 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21037 PR tree-optimization/30375
21038 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21039 LHS of statements is not the same.
21040 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21042 2007-03-09 Chao-ying Fu <fu@mips.com>
21044 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21046 * doc/invoke.texi (-mdspr2): Document new option.
21047 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21048 New unspec for DSP REV 2.
21049 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21050 these instructions are extended in DSP REV 2.
21051 (mips-dspr2.md): Include.
21052 * config/mips/mips.opt (mdspr2): New option.
21053 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21054 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21055 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21056 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21057 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21058 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21059 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21061 (bdesc_map): Add one field of unsupported_target_flags.
21062 (bdesc_arrays): Update entries to have extra fields. Add
21064 (mips_init_builtins): Initialize new function types.
21065 Check unsupported_target_fileds to filter out builtins.
21066 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21068 (ASM_SPEC): Pass mdspr2 to the assembler.
21069 * config/mips/mips-dspr2.md: New file.
21071 2007-03-09 Sa Liu <saliu@de.ibm.com>
21073 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21075 2007-03-09 Ian Lance Taylor <iant@google.com>
21077 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21078 argument) like -Wstrict-overflow=2.
21079 * doc/invoke.texi (Warning Options): Update documentation.
21081 2007-03-09 Dirk Mueller <dmueller@suse.de>
21084 * doc/invoke.texi (-Wlogical-op): Document.
21085 * common.opt (-Wlogical-op): New.
21086 * c-common.h (warn_logical_operator): Declare.
21087 * c-common.c (warn_logical_operator): Define.
21088 * c-typeck.c (parser_build_binary_op): Call
21089 warn_logical_operator.
21091 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21093 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21094 * final.c (final_scan_insn): Test for non-"" file name.
21096 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21098 * doc/loop.texi: Document the Omega linear constraints solver.
21099 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21100 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21101 omega-hash-table-size, omega-max-keys, and
21102 omega-eliminate-redundant-constraints.
21103 * tree-pass.h (pass_check_data_deps): Declared.
21106 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21107 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21108 pass_check_data_deps): New.
21109 * tree-data-ref.c (init_data_ref): Remove declaration.
21110 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21111 (analyze_array): Renamed init_array_ref, move up initializations.
21112 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21113 Removed arguments that are set to NULL.
21114 (analyze_indirect_ref): Correct indentation, correct call to
21116 (object_analysis): Call init_array_ref instead of analyze_array.
21117 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21118 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21119 of DR_ACCESS_FNS_ADDR.
21120 (init_omega_eq_with_af, omega_extract_distance_vectors,
21121 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21122 ddr_consistent_p): New.
21123 (compute_affine_dependence): Check consistency of ddrs when
21124 flag_check_data_deps is passed.
21125 (analyze_all_data_dependences): Uncomment.
21126 (tree_check_data_deps): New.
21127 * tree-data-ref.h: Include omega.h.
21128 (DR_ACCESS_FNS_ADDR): Removed.
21129 (data_dependence_relation): Add inner_loop.
21130 (DDR_INNER_LOOP): New.
21131 * common.opt (fcheck-data-deps): New.
21132 * tree-flow.h (tree_check_data_deps): Declare.
21133 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21134 (OBJS-common): Depend on omega.o.
21136 * passes.c (pass_check_data_deps): Scheduled.
21137 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21138 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21139 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21140 PARAM_VECT_MAX_VERSION_CHECKS,
21141 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21143 2007-03-09 Richard Guenther <rguenther@suse.de>
21145 PR tree-optimization/30904
21146 PR middle-end/31058
21147 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21148 the same way as *_DIV_EXPR.
21150 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21152 * recog.c (decode_asm_operands): No mixed declarations and code.
21154 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21156 * rtl.def (ASM_INPUT): Add location.
21157 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21158 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21159 (decode_asm_operands): Add loc operand.
21160 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21161 * stmt.c (expand_asm): Rename to...
21162 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21163 gen_rtx_ASM_INPUT_loc.
21164 (expand_asm_expr): Adjust.
21165 * recog.c (decode_asm_operands): Add loc operand.
21166 (check_asm_operands, extract_insn): Adjust.
21167 * reload1.c (maybe_fix_stack_asms): Likewise.
21168 * final.c (asm_insn_count): Likewise.
21169 (final_scan_insn): Output # line before and after asm.
21171 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21173 * tree-ssa-structalias.c (variable_info): Remove
21175 (new_var_info): Ditto.
21176 (shared_bitmap_info_t): New structure.
21177 (shared_bitmap_table): New variable.
21178 (shared_bitmap_hash): New function.
21179 (shared_bitmap_eq): Ditto
21180 (shared_bitmap_lookup): Ditto.
21181 (shared_bitmap_add): Ditto.
21182 (merge_smts_into): Change to take bitmap directly.
21183 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21184 (init_alias_vars): Init shared bitmap hashtable.
21185 (delete_points_to_sets): Delete shared bitmap hashtable.
21186 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21187 is_aliased removal as a change that was still necessary was
21190 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21192 * config/i386/i386.h (override_options): Conditionally disable
21193 x86_sahf for 64bit targets only.
21195 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21198 * c-decl.c (merge_decls): Don't call make_var_volatile.
21199 * varasm.c (make_var_volatile): Remove.
21200 * output.h (make_var_volatile): Remove.
21202 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21204 PR tree-optimization/31085
21205 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21207 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21209 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21210 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21211 ATTR_CONST_NOTHROW_LIST.
21213 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21216 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21218 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21220 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21223 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21225 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21226 passed, use shared libgcc.
21228 2007-03-08 Roger Sayle <roger@eyesopen.com>
21230 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21231 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21232 (honor_protect_cleanup_actions, lower_try_finally_switch):
21234 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21235 ifc_temp_var): Likewise.
21236 * tree-inline.c (setup_one_parameter): Likewise.
21237 * tree-mudflap.c (mf_decl_cache_locals,
21238 mf_build_check_statement_for): Likewise.
21239 * tree-nested.c (init_tmp_var, save_tmp_var,
21240 finalize_nesting_tree_1): Likewise.
21241 * tree-outof-ssa.c (insert_copy_on_edge,
21242 insert_backedge_copies): Likewise.
21243 * tree-profile.c (tree_gen_edge_profiler,
21244 tree_gen_ic_profiler): Likewise.
21245 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21246 * tree-sra.c (sra_build_assignment): Likewise.
21247 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21248 * tree-ssa-math-opts.c (insert_reciprocals,
21249 execute_cse_sincos_1): Likewise.
21250 * tree-tailcall.c (adjust_accumulator_values,
21251 adjust_return_value): Likewise.
21252 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21253 * tree-vect-transform.c (vect_create_data_ref_ptr,
21254 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21255 vect_create_epilog_for_reduction, vectorizable_reduction,
21256 vectorizable_call, vectorizable_conversion,
21257 vectorizable_assignment, vectorizable_operation,
21258 vectorizable_type_demotion, vect_gen_widened_results_half,
21259 vect_permute_store_chain, vectorizable_store,
21260 vect_setup_realignment, vect_permute_load_chain,
21261 vectorizable_load, vectorizable_condition,
21262 vect_create_cond_for_align_checks): Likewise.
21263 * tree-vrp.c (build_assert_expr_for): Likewise.
21265 2007-03-08 Ian Lance Taylor <iant@google.com>
21267 * tree-vrp.c: Include "intl.h".
21268 (usable_range_p): New static function.
21269 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21270 overflowed values, juts set *strict_overflow_p.
21271 (compare_values): Only return -2 if one of the operands is not a
21273 (compare_ranges): Call usable_range_p.
21274 (compare_range_with_value): Likewise.
21275 (vrp_evaluate_conditional_warnv): Rename from
21276 vrp_evaluate_conditional. Make static. Change all callers.
21277 (vrp_evaluate_conditional): New function.
21278 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21279 on signed overflow.
21280 (simplify_abs_using_ranges): Likewise.
21281 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21282 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21283 within_stmt parameter.
21284 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21285 vrp_evaluate_conditional.
21286 * tree-ssa-threadedge.c
21287 (record_temporary_equivalences_from_stmts_at_dest): Change
21288 simplify parameter to take a second tree parameter.
21289 (simplify_control_stmt_condition): Likewise.
21290 (thread_across_edge): Likewise.
21291 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21292 (thread_across_edge): Likewise.
21293 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21295 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21297 * config/i386/i386.h (TARGET_SAHF): New define.
21298 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21299 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21300 (x86_sahf): New global variable.
21301 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21302 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21303 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21304 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21306 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21307 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21308 when expanding fcomi/sahf based tests.
21309 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21310 expanding sahf based alternative. Emit sahf based sequence when
21311 optimizing for code size.
21312 * config/i386/i386.md (x86_sahf_1): Do not disable for
21313 TARGET_64BIT, enable for TARGET_SAHF.
21315 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21317 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21318 spurious whitespace from error message.
21320 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21323 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21325 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21327 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21329 * tree-sra.c (instantiate_element): Propagate disabled warnings
21330 from the element itself to the created variable.
21332 2007-03-07 Richard Henderson <rth@redhat.com>
21335 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21336 silently fix up the stack in the case of a missing register.
21338 2007-03-07 Paul Brook <paul@codesourcery.com>
21340 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21342 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21344 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21346 (phase1_vrs): Use them.
21347 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21348 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21349 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21350 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21351 __gnu_Unwind_Restore_WMMXC if required.
21352 (_Unwind_VRS_Pop): Implement iWMMXt support.
21353 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21354 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21355 gnu_Unwind_Save_WMMXC): Define.
21357 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21359 * config/vxworks.h (vxworks_override_options): Declare.
21360 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21361 * config/vxworks.c: Include target.h and toplev.h.
21362 (vxworks_override_options): New function.
21363 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21365 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21367 * config/s390/s390.c (override_options): Don't emit an error when
21368 -mstack-size is used without providing -mstack-guard.
21369 (s390_emit_prologue): Choose stack_guard value automatically if not
21370 provided via command line.
21371 * doc/invoke.texi: Adjust description of -mstack-guard and
21374 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21376 * config/i386/i386.c (output_set_got): Add a GOT initialization
21377 sequence for VxWorks PIC.
21378 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21379 around labels as well as symbols. Use gotoff_operand instead
21380 of local_symbolic_operand.
21381 (legitimize_pic_address): Use gotoff_operand instead of
21382 local_symbolic_operand. Use @GOT accesses for labels as
21384 (ix86_output_addr_diff_elt): Use PC-relative rather than
21385 GP-relative offsets for VxWorks PIC.
21386 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21387 no_new_pseudos. Check whether the returned register is op0.
21388 * config/i386/i386.md (tablejump): Use PC-relative rather than
21389 GP-relative offsets for VxWorks PIC.
21390 * config/i386/predicates.md (gotoff_operand): New predicate.
21392 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21394 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21396 * config/vxworks-dummy.h: New file.
21397 * config/i386/i386.h: Include it.
21399 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21401 * dwarf2out.c (is_inlined_entry_point): New
21402 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21403 DW_AT_ranges if the first subblock is the entry point.
21405 2007-03-06 David Daney <ddaney@avtrex.com>
21407 * doc/install.texi (mips-*-*): Change recommended binutils
21410 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21412 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21413 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21415 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21416 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21418 2007-03-06 Jan Hubicka <jh@suse.cz>
21420 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21421 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21423 (probably_cold_bb_p): Cold functions are cold.
21424 (probably_never_executed_bb_p): Cold functions are cold.
21425 (tree_bb_level_predictions): Predict calls to cold functions as not
21427 (compute_function_frequency): Check hot/cold attributes.
21428 * function.h (function_frequency): Update comments.
21429 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21430 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21431 (c_common_att): Add cold and hot.
21433 * doc/extend.texi (hot,cold attributes): Document.
21435 2007-03-06 Andrew Haley <aph@redhat.com>
21437 * function.c (expand_function_end): Move blockage to just after we
21438 emit the label for the naked return from the function.
21440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21442 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21445 2007-03-06 Jan Hubicka <jh@suse.cz>
21447 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21448 loaded for constant large models. Non-large 64bit PIC can do.
21449 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21450 * cmodel.h: Add LARGE PIC.
21451 * i386.md (UNSPEC_PLTOFF): New.
21452 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21454 (*call_1_rex64): Disable for large models.
21455 (*call_1_rex64_large): New.
21456 (*call_value_1_rex64): Disable for large models.
21457 (*call_value_1_rex64_large): New.
21458 (set_rip_rex4): New.
21459 (set_got_offset_rex64): New.
21460 * predicates.md (constant_call_address_operand): For large model
21461 constant calls are not possible.
21462 * i386-protos.h (construct_plt_address): Declare.
21463 * i386.c (override_options): Accept large models.
21464 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21465 (legitimate_constant_p): Add new UNSPECs.
21466 (legitimate_pic_operand_p): Likewise.
21467 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21468 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21470 (output_pic_addr_const): Add PLTOFF.
21471 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21472 (ix86_expand_move): Legitimize pic address when in PIC mode.
21473 (construct_plt_address): New function.
21474 (ix86_expand_call): Offload the address to register and use GOT
21475 pointer for large model.
21476 * invoke.texi (mcmodel=large): Update documentation.
21478 2007-03-06 Richard Henderson <rth@redhat.com>
21480 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21481 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21482 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21483 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21484 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21485 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21486 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21487 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21488 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21489 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21490 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21491 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21492 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21493 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21494 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21495 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21496 x86_schedule, x86_use_bt, x86_pad_returns,
21497 x86_use_xchgb): Merge into ...
21498 (ix86_tune_features): ... here. New array.
21499 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21500 x86_bswap): Merge into ...
21501 (ix86_arch_features): ... here. New array.
21502 (x86_3dnow_a): Remove.
21503 (x86_accumulate_outgoing_args): Make static.
21504 (x86_arch_always_fancy_math_387): Make static.
21505 (ix86_tune_mask, ix86_arch_mask): Move ...
21506 (override_options): ... to local variables here. Apply the
21507 appropriate mask to each element of ix86_arch_features and
21508 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21509 as were done in the old macros.
21510 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21511 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21512 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21513 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21514 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21515 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21516 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21517 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21518 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21519 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21520 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21521 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21522 x86_accumulate_outgoing_args, x86_prologue_using_move,
21523 x86_epilogue_using_move, x86_decompose_lea,
21524 x86_arch_always_fancy_math_387, x86_shift1,
21525 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21526 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21527 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21528 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21529 x86_use_incdec, x86_pad_returns, x86_bswap,
21530 x86_partial_flag_reg_stall): Remove.
21531 (enum ix86_tune_indices): New.
21532 (ix86_tune_features): New.
21533 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21534 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21535 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21536 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21537 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21538 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21539 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21540 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21541 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21542 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21543 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21544 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21545 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21546 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21547 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21548 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21549 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21550 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21551 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21552 TARGET_EXT_80387_CONSTANTS): Use it.
21553 (enum ix86_arch_indices): New.
21554 (ix86_arch_features): New.
21555 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21556 TARGET_BSWAP): Use it.
21557 (ix86_tune_mask, ix86_arch_mask): Remove.
21559 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21562 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21563 Define using $${sysroot_headers_suffix}.
21564 * configure: Regenerate.
21565 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21566 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21568 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21569 * gcc.c (print_sysroot_headers_suffix): New.
21570 (option_map): Include --print-sysroot-headers-suffix.
21571 (display_help): Mention -print-sysroot-headers-suffix.
21572 (process_command): Handle -print-sysroot-headers-suffix.
21573 (do_spec_1): Append multilib directory to include-fixed path if
21574 sysroot suffixes in use.
21575 (main): Handle -print-sysroot-headers-suffix.
21576 * Makefile.in (start.encap): Don't depend on xlimits.h
21577 (xlimits.h): Remove.
21578 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21579 limits.h for each multilib in fixinc_list.
21580 (fixinc_list, s-fixinc_list): New.
21581 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21582 generate them for each multilib in fixinc_list.
21583 (stmp-fixproto): Use include-fixed. Run fixproto for each
21584 multilib in fixinc_list.
21585 (mostlyclean): Don't remove xlimits.h.
21586 (clean): Remove include-fixed.
21587 (real-install-headers-tar, real-install-headers-cpio,
21588 real-install-headers-cp): Don't copy include, only include-fixed.
21589 (install-mkheaders): Depend on fixinc_list. Don't depend on
21590 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21591 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21592 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21594 2007-03-06 Jan Hubicka <jh@suse.cz>
21596 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21601 * configure.ac: Allow tm_file to contain build-directory files.
21602 * configure: Regenerate.
21603 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21604 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21605 * config/m68k/print-sysroot-suffix.sh: New file.
21607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21609 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21610 of pic_offset_table_rtx if reload_completed.
21611 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21612 PIC_OFFSET_TABLE_REGNUM.
21613 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21615 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21616 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21618 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21620 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21621 functions that call eh_return.
21623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21625 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21626 functions that need a constant pool.
21628 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21631 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21632 (m68k_preferred_reload_class): Likewise.
21633 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21634 (SECONDARY_RELOAD_CLASS): Define.
21635 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21636 (LIMIT_RELOAD_CLASS): Delete.
21637 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21638 registers from storing bytes.
21639 (m68k_secondary_reload_class): New function.
21640 (m68k_preferred_reload_class): Likewise.
21642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21644 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21646 (m68k_expand_prologue): Likewise.
21648 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21650 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21651 (mips_expand_epilogue): Add a bool parameter.
21652 (m68k_legitimize_sibcall_address): Declare.
21653 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21654 (m68k_expand_epilogue): Add a parameter to select between sibling
21655 and normal epilogues. Only generate a return for the latter.
21656 (m68k_ok_for_sibcall_p): New function.
21657 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21658 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21659 (sibcall_value, *sibcall_value): Likewise.
21660 (*call, *call_value): Require !SIBLING_CALL_P.
21661 (epilogue): Update call to m68k_expand_epilogue.
21662 (sibcall_epilogue): New pattern.
21663 * config/m68k/predicates.md (const_call_operand): Say that this
21664 predicate applies to sibling calls too.
21665 (sibcall_operand): New predicate.
21667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21669 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21670 alternatives as movsi_cf.
21671 (movsf_cf_hard): Add commentary.
21673 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21674 Richard Sandiford <richard@codesourcery.com>
21676 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21677 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21678 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21679 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21680 as being live on exit from an interrupt function.
21681 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21682 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21683 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21684 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21685 (m68k_interrupt_function_p): Globalize.
21686 (m68k_compute_frame_layout): Remove reverse mask code.
21687 (m68k_emit_movem, m68k_set_frame_related): New functions.
21688 (m68k_output_function_prologue): Delete in favor of...
21689 (m68k_expand_prologue): ...this new function.
21690 (m68k_output_function_epilogue): Delete in favor of...
21691 (m68k_expand_epilogue): ...this new function.
21692 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21694 (print_operand): Handle %?.
21695 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21696 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21697 (prologue, epilogue): New patterns.
21698 (return): Turn into a define_expand.
21699 (*return): New pattern, derived from old "return" pattern. Use rte
21700 rather than rts for interrupt functions. Only use rtd if the pop
21702 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21703 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21704 (link, *link, unlink, *unlink, load_got): Likewise.
21706 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21710 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21711 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21712 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21713 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21714 and m68k_matches_u_p.
21715 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21716 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21717 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21718 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21719 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21720 (REG_STRICT_P): New macro.
21721 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21722 PCREL_GENERAL_OPERAND_OK.
21723 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21724 m68k_legitimate_base_reg_p.
21725 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21726 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21727 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21728 * config/m68k/m68k.c (m68k_address): New structure.
21729 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21730 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21731 (m68k_jump_table_ref_p, m68k_decompose_address)
21732 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21733 (m68k_matches_u_p): New functions.
21734 (print_operand_address): Rewrite to use m68k_decompose_index.
21736 2007-03-05 David Taylor <dtaylor@emc.com>
21738 * gcc.c: Correct copyright date in --version output.
21740 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21742 * pa.md: In unamed move patterns, disparge copies between general
21743 and floating point registers using '?' modifier. Don't include 'f'
21744 constraint for register preferences in DImode, SImode, HImode and
21745 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21746 Remove constraints for copies between general and floating registers
21747 in soft-float DFmode pattern.
21748 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21752 2007-03-05 Mike Stump <mrs@apple.com>
21754 * c-common.c (targetcm): Add.
21755 * c-opts.c (c_common_handle_option): Handle language specific
21757 * opts.c (handle_option): Verify language for target options, if
21759 * opth-gen.awk: Add CL_LANG_ALL.
21760 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21761 (TARGETCM_INITIALIZER): Add.
21762 * target.h (struct gcc_targetcm): Add.
21764 * targhooks.c (default_handle_c_option): Add.
21765 * targhooks.h (default_handle_c_option): Add.
21766 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21768 * config/darwin.opt (iframework): Add.
21769 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21770 * config/darwin-c.c (handle_c_option): Add.
21771 (TARGET_HANDLE_C_OPTION): Add.
21773 * doc/invoke.texi (Darwin Options): Add -iframework.
21775 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21777 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21780 2007-03-05 Ian Lance Taylor <iant@google.com>
21782 * c.opt (fgnu89-inline): New option.
21783 * c-opts.c (c_common_post_options): Set default value for
21785 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21786 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21788 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21789 (grokdeclarator, start_function): Likewise.
21790 * c-cppbuiltin.c (c_cpp_builtins): Define either
21791 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21792 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21793 (C Dialect Options): Document -fgnu89-inline.
21794 * doc/extend.texi (Function Attributes): Explain what the
21795 gnu_inline attribute does.
21796 * doc/cpp.texi (Common Predefined Macros): Document
21797 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21799 2007-03-05 Ian Lance Taylor <iant@google.com>
21801 PR tree-optimization/31034
21802 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21803 half-range if the other side is an overflow infinity.
21805 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21807 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21808 (bfin*-linux-uclibc*): New configuration.
21809 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21811 * config/bfin/linux.h: New file.
21812 * config/bfin/libgcc-bfin.ver: New file.
21813 * config/bfin/t-bfin-uclinux: New file.
21814 * config/bfin/t-bfin-linux: New file.
21815 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21816 (TARGET_OS_CPP_BUILTINS): New macro.
21818 2007-03-05 Richard Guenther <rguenther@suse.de>
21820 * fold-const.c (fold_binary): Remove duplicate folding
21821 of comparison of non-null ADDR_EXPR against null.
21823 2007-03-05 Richard Guenther <rguenther@suse.de>
21824 Dorit Nuzman <dorit@il.ibm.com>
21826 PR tree-optimization/26420
21827 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21828 are no loops in the function. Only print the number of
21829 vectorized loops if it is greater than zero or we are supposed
21830 to print information about unvectorized loops.
21832 2007-03-05 Revital Eres <eres@il.ibm.com>
21834 * gcc.dg/var-expand1.c: New test.
21835 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21836 when an accumulator is expanded.
21838 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21841 * c-common.c (convert_and_check): Don't give warnings for
21842 conversion if 'expr' already overflowed.
21844 2007-03-04 Roger Sayle <roger@eyesopen.com>
21846 PR middle-end/30744
21847 * fold-const.c (fold_comparison): Enforce type consistency when
21848 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21850 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21852 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21853 containing a cast to the base of TARGET_MEM_REF.
21855 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21857 * tree.c (tree_contains_struct_check_failed): Remove spurious
21858 whitespace from error message.
21860 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21863 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21864 instead of precision.
21866 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21867 Nathan Sidwell <nathan@codesourcery.com>
21869 * emit-rtl.c (find_auto_inc): New.
21870 (try_split): recreate REG_INC notes,
21871 Use regular for loops rather than whiles.
21873 2007-03-03 Andreas Schwab <schwab@suse.de>
21875 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21876 * configure: Regenerate.
21878 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21880 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21881 flag_rounding_math, not flag_unsafe_math_optimizations.
21883 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21885 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21886 alpha_fold_vector_minmax): Likewise.
21887 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21888 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21890 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21892 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21893 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21894 if the lhs has side-effects.
21895 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21897 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21899 * config/i386/i386.h (TUNEMASK): Remove define.
21900 (ARCHMASK): Remove define.
21901 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21902 Use ix86_arch_mask variable instead of ARCHMASK.
21903 * config/i386/i386.c (override_options): Ditto.
21904 (standard_80387_constant_p): Ditto.
21906 2007-03-02 Ian Lance Taylor <iant@google.com>
21908 Used signed infinities in VRP.
21909 * tree-vrp.c (uses_overflow_infinity): New static function.
21910 (supports_overflow_infinity): New static function.
21911 (make_overflow_infinity): New static function.
21912 (negative_overflow_infinity): New static function.
21913 (positive_overflow_infinity): New static function.
21914 (is_negative_overflow_infinity): New static function.
21915 (is_positive_overflow_infinity): New static function.
21916 (is_overflow_infinity): New static function.
21917 (overflow_infinity_range_p): New static function.
21918 (compare_values_warnv): New function split out of compare_values.
21919 (compare_value): Call it.
21920 (set_value_range_to_nonnegative): Add overflow_infinity
21921 parameter. Change caller.
21922 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21924 (vrp_expr_computes_nonzero): Likewise.
21925 (compare_ranges, compare_range_with_value): Likewise.
21926 (compare_name_with_value, compare_names): Likewise.
21927 (vrp_evaluate_conditional): Likewise.
21928 (set_value_range): Handle infinity
21929 (vrp_operand_equal_p, operand_less_p): Likewise.
21930 (extract_range_from_assert): Likewise.
21931 (vrp_int_const_binop): Likewise.
21932 (extract_range_from_binary_expr): Likewise.
21933 (extract_range_from_unary_expr): Likewise.
21934 (extract_range_from_comparison): Likewise.
21935 (extract_range_from_expr): Likewise.
21936 (dump_value_range): Likewise.
21937 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21938 (test_for_singularity): Likewise.
21939 (vrp_int_const_binop): Remove inline qualifier.
21940 (adjust_range_with_scev): Add comment.
21941 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21943 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21945 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21946 (get_constraint_for): Likewise.
21947 (do_structure_copy): Likewise.
21948 (find_func_aliases): Fix references to MODIFY_EXPR.
21949 (intra_create_variable_infos): Tidy.
21950 * tree-ssa-operands.c (add_virtual_operand): Add argument
21952 When adding members of alias sets, if IS_CALL_SITE is true and
21953 the symbol is not call-clobbered, skip it.
21954 Adjust all callers.
21956 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21958 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21959 entry by means of emit_insn_at_entry.
21961 2007-03-02 Richard Henderson <rth@redhat.com>
21963 * expr.h (promoted_input_arg): Remove decl.
21964 * function.c (promoted_input_arg): Merge into ...
21965 * combine.c (setup_incoming_promotions): ... only caller.
21966 Rearrange to avoid double loop.
21968 2007-03-02 Ben Elliston <bje@au.ibm.com>
21969 Peter Bergner <bergner@vnet.ibm.com>
21970 Janis Johnson <janis187@us.ibm.com>
21972 * config/rs6000/dfp.md: New file.
21973 * config/rs6000/rs6000.md: Include dfp.md.
21974 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21975 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21976 and TDmode decimal float modes in FP registers.
21977 (num_insns_constant): Likewise.
21978 (rs6000_legitimate_offset_address_p): Likewise.
21979 (rs6000_legitimize_address): Likewise.
21980 (rs6000_legitimize_reload_address): Likewise.
21981 (rs6000_legitimate_address): Likewise.
21982 (rs6000_emit_move): Likewise.
21983 (function_arg_boundary): Likewise.
21984 (function_arg_advance): Likewise.
21985 (rs6000_darwin64_record_arg_recurse): Likewise.
21986 (function_arg): Likewise.
21987 (rs6000_gimplify_va_arg): Likewise.
21988 (rs6000_split_multireg_move): Likewise.
21989 (rs6000_output_function_epilogue): Likewise.
21990 (rs6000_output_function_epilogue): Likewise.
21991 (rs6000_register_move_cost): Likewise.
21992 (rs6000_function_value): Likewise.
21993 (rs6000_libcall_value): Likewise.
21995 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21997 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21999 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22001 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22002 Use $MULTIDIR to choose between the kernel and RTP headers,
22003 and use $WIND_BASE and $WIND_USR to locate them.
22005 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22007 * config/i386/i386.c (override_options): Put initialization of
22008 ix86_tune_mask and ix86_arch_mask to the correct place.
22010 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22011 Michael Meissner <michael.meissner@amd.com>
22014 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22015 (ARCHMASK): Define.
22016 (TARGET_CMOVE): Use ARCHMASK.
22017 (TARGET_CMPXCHG): Ditto.
22018 (TARGET_CMPXCHG8B): Ditto.
22019 (TARGET_XADD): Ditto.
22020 (TARGET_BSWAP): Ditto.
22021 * config/i386/i386.c (ix86_tune_mask): New global variable.
22022 (ix86_arch_mask): Ditto.
22023 (override_options): Initialize ix86_tune_mask and
22024 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22027 2007-03-02 Ben Elliston <bje@au.ibm.com>
22030 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22032 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22034 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22035 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22036 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22037 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22039 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22040 rs6000_init_dwarf_reg_sizes_extra): New.
22041 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22042 SPE register high parts.
22044 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22046 * Makefile.in: Add install-pdf target as
22047 copied from automake v1.10 rules.
22048 * configure.ac: Add install-pdf to target list.
22049 * configure: Regenerate.
22051 2007-03-01 Paul Brook <paul@codesourcery.com>
22053 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22054 modes to LDRD for DImode.
22055 (output_move_double): Fixup out of range ldrd/strd.
22056 (vfp_secondary_reload_class): Rename...
22057 (coproc_secondary_reload_class): ... to this. Add wb argument.
22058 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22059 coproc_secondary_reload_class for CLASS_IWMMXT.
22060 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22061 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22063 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22065 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22066 unroll factor by the estimated number of iterations.
22067 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22068 than prefetch latency.
22070 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22071 decode_caches_intel, detect_caches_intel): New functions.
22072 (host_detect_local_cpu): Use detect_caches_amd and
22073 detect_caches_intel.
22075 2007-03-01 Richard Henderson <rth@redhat.com>
22077 * expr.c (emit_move_complex_push): Export.
22078 (emit_move_complex_parts): Split out from ...
22079 (emit_move_complex): ... here.
22080 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22081 * config/i386/i386.md (movcdi): New.
22083 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22085 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22086 size of mode1 to check for tieable modes in MMX case.
22088 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22090 * Makefile.in (rtlanal.o): Depend on tree.h.
22091 * rtl.h (offset_within_section_p, split_const): Declare.
22092 * rtlanal.c: Include tree.h.
22093 (offset_within_block_p): New function, taken from
22094 mips_offset_within_object_p.
22095 (split_const): New function, taken from mips_split_const.
22096 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22098 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22099 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22100 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22101 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22102 (m68k_illegitimate_symbolic_constant_p): New function.
22103 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22104 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22105 symbolic constant that might be outside the symbol's section,
22106 move the symbol first and then add the offset.
22107 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22109 * config/mips/mips.c (mips_split_const): Delete.
22110 (mips_offset_within_object_p): Delete.
22111 (mips_symbolic_constant_p): Use offset_within_section_p and
22112 split_const instead of mips_offset_within_object_p and
22114 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22115 (mips_legitimize_const_move, print_operand_reloc)
22116 (mips_dangerous_for_la25_p): Use split_const instead of
22119 2007-02-28 Eric Christopher <echristo@apple.com>
22121 * Makefile.in (install-include-dir): Don't rm -rf include.
22123 2007-02-28 Richard Guenther <rguenther@suse.de>
22125 PR middle-end/30364
22126 * fold-const.c (fold_binary): Do not associate expressions
22127 with more than one variable for integer types that do not wrap.
22129 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22131 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22132 Delete, and replace with...
22133 (fold_builtin_call_array): This. Update callers to use it.
22134 * fold-const.c (fold_build_call_list): Delete, and replace with...
22135 (fold_build_call_array): This.
22136 (fold_build_call_list_initializer): Delete, and replace with...
22137 (fold_build_call_array_initializer): This.
22138 * tree.h: Update declarations to reflect above changes.
22140 * c-typeck.c (build_function_call): Store converted arguments
22141 in a stack-allocated array instead of building a list.
22142 (convert_arguments): Store arguments in the array passed in as an
22143 argument, and return the actual number of arguments.
22144 * c-format.c: (check_function_format): Pass arguments in an
22145 array instead of a list.
22146 * c-common.c (check_function_nonnull): Likewise.
22147 (check_function_sentinel): Likewise.
22148 (check_function_arguments): Likewise.
22149 * c-common.h: Update declarations to reflect above changes.
22151 2007-02-28 Jan Hubicka <jh@suse.cz>
22153 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22154 PRED_NEGATIVE_RETURN): Update outcomes.
22156 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22158 * calls.c (emit_library_call_value_1): Handle partial registers
22159 correctly when building up CALL_INSN_FUNCTION_USAGE.
22161 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22163 * pa/predicates.md (move_src_operand): Allow zero for mode.
22164 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22167 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22170 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22171 *movv2df_internal): Enable pattern only for valid operand
22173 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22174 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22176 2007-02-27 Mike Stump <mrs@apple.com>
22178 * config/darwin-crt3.c: Avoid compilation when compiling for a
22181 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22183 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22185 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22186 for fixed headers and limits.h.
22187 (install-include-dir, install-headers-tar, install-headers-cpio,
22188 install-headers-cp, real-install-headers-tar,
22189 real-install-headers-cpio, real-install-headers-cp): Handle
22190 include-fixed as well as include.
22191 (install-mkheaders): Don't install files that go only in include
22193 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22194 from GCC_INCLUDE_DIR.
22195 * gcc.c (process_command): Remove special -BstageN/ handling.
22196 (do_spec_1): Add include-fixed directories.
22198 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22200 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22202 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22204 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22207 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22209 * c-common.c (get_priority): Add check for
22210 SUPPORTS_INIT_PRIORITY.
22212 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22214 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22216 * config/bfin/bfin.c: Include "cfglayout.h".
22217 (MAX_LSETUP_DISTANCE): New macro.
22218 (struct loop_info): New members incoming, incoming_src and
22219 incoming_dest. Delete member predecessor.
22220 (length_for_loop): New function.
22221 (bfin_optimize_loop): Handle more different loop structures.
22222 (bfin_discover_loop): Rework detection of predecessor blocks by
22223 examining incoming edges.
22224 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22226 (bfin_reorder_loops): New function.
22227 (bfin_reorg_loops): Use these three new functions.
22229 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22230 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22231 (CONSTRAINT_LEN): Add entry for 'q'.
22232 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22233 Add 'q' constraints.
22234 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22235 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22237 * config/bfin/bfin.md (add_with_carry): New pattern.
22238 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22239 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22240 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22241 support unsigned multiplies too. Removed incorrect commutativity from
22242 operand 1 constraint where appropriate.
22243 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22245 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22246 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22248 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22249 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22250 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22251 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22252 usmulhisi_hh_huh): New patterns.
22254 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22255 lshifthi3): Fix output template to use half reg for operand 2.
22257 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22260 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22262 2007-02-27 Andreas Schwab <schwab@suse.de>
22264 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22266 2007-02-27 Jan Hubicka <jh@suse.cz>
22268 * predict.c (last_basic_block_p): Remove.
22269 (tree_estimate_probability): Update return heuristic for commonized
22272 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22274 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22276 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22278 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22279 * doc/cpp.texi: Standardize title page.
22280 * doc/cppinternals.texi: Likewise.
22281 * doc/gcc.texi: Standardize title page, remove version number
22282 from copyright page.
22283 * doc/gccint.texi: Likewise.
22284 * doc/install.texi: Standardize title page, add table of
22287 2007-02-26 Jan Hubicka <jh@suse.cz>
22289 * predict.def: Set outcomes according to more recent results.
22290 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22291 Remove dead predictors.
22292 * predict.c (return_prediction): Fix pasto.
22294 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22296 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22297 change; avoid a memory leak when returning early.
22299 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22301 * c-decl.c (static_ctors): Move to c-common.c.
22302 (static_dtors): Likewise.
22303 (finish_function): Use c_record_cdtor_fn.
22304 (build_cdtor): Move to c-common.c.
22305 (c_write_global_declarations): Use c_build_cdtor_fns.
22306 * c-common.h (static_ctors): Declare.
22307 (static_dtors): Likewise.
22308 (c_record_cdtor_fn): Likewise.
22309 (c_build_cdtor_fns): Likewise.
22310 * c-common.c (static_ctors): New variable.
22311 (static_dtors): Likewise.
22312 (c_record_cdtor_fn): New function.
22313 (build_cdtor): Move from c-decl.c
22314 (c_build_cdtor_fns): New function.
22316 * output.h (assemble_addr_to_section): Declare.
22317 (get_cdtor_priority_section): Likewise.
22318 * varasm.c (assemble_addr_to_section): New function.
22319 (get_cdtor_priority_section): Likewise.
22320 (default_named_section_asm_out_destructor): Use them.
22321 (destor_dtor_section_asm_out_destructor): Likewise.
22322 (default_named_section_asm_out_constructor): Likewise.
22323 (default_ctor_section_asm_out_constructor): Likewise.
22324 * config.gcc (*-*-vxworks*): Include vxworks.o.
22325 * config/t-vxworks (vxworks.o): New target.
22326 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22327 (TARGET_ASM_CONSTRUCTOR): Define.
22328 (TARGET_ASM_DESTRUCTOR): Likewise.
22329 (vxworks_asm_out_constructor): Declare.
22330 (vxworks_asm_out_destructor): Likewise.
22332 * c-common.c (get_priority): Check that we have not just an
22333 INTEGER_CST, but an integer constant with integeral type.
22335 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22337 PR tree-optimization/30938
22338 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22339 use &dt[nargs-1] instead of &dt[nargs] in the call to
22340 vect_is_simple_use().
22342 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22344 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22345 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22346 Do not attempt to handle MEM inside auto-inc expressions.
22347 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22348 of a register modified by an auto-inc expression. However, do handle
22349 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22350 (elimination_effects): Prohibit elimination of a register modified
22351 by an auto-inc expression. Disable register elimination rules whose
22352 target register is modified by an auto-inc expression with variable
22355 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22357 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22359 (array_at_struct_end_p): New function.
22360 (idx_infer_loop_bounds): Use it.
22361 (estimate_numbers_of_iterations_loop): Export.
22362 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22363 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22364 (tree_estimate_probability): Call record_loop_exits.
22365 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22366 (estimated_loop_iterations, estimated_loop_iterations_int,
22367 estimated_loop_iterations_tree): New functions.
22368 (analyze_siv_subscript_cst_affine,
22369 compute_overlap_steps_for_affine_1_2,
22370 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22371 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22372 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22373 (PRED_LOOP_ITERATIONS_GUESSED): New.
22374 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22375 * cfgloop.h (estimate_numbers_of_iterations_loop,
22376 estimated_loop_iterations_int): Declare.
22378 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22380 * doc/extend.texi: Document optional priority argument to
22381 constructors and destructors.
22382 * tree.c (init_priority_for_decl): Adjust GTY markers.
22383 (init_ttree): Use priority-info hash functions for
22384 init_priority_for_decl.
22385 (tree_map_eq): Rename to ...
22386 (tree_map_base_eq): ... this.
22387 (tree_map_marked_p): Rename to ...
22388 (tree_map_base_marked_p): ... this.
22389 (tree_map_base_hash): New function.
22390 (decl_init_priority_lookup): Rework.
22391 (decl_fini_priority_lookup): New function.
22392 (decl_priority_info): New function.
22393 (decl_init_priority_insert): Use it.
22394 (decl_fini_priority_insert): Likewise.
22395 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22397 (decl_restrict_base_insert): Likewise.
22398 (decl_debug_expr_insert): Likewise.
22399 (decl_value_expr_lookup): Likewise.
22400 (decl_value_expr_insert): Likewise.
22401 * tree.h (priority_type): New type.
22402 (decl_init_priority_lookup): Use priority_type.
22403 (decl_fini_priority_lookup): New function.
22404 (decl_init_priority_insert): Use priority_type.
22405 (decl_fini_priority_insert): New function.
22406 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22407 (DECL_INIT_PRIORITY): Likewise.
22408 (SET_DECL_INIT_PRIORITY): Add comment.
22409 (DECL_FINI_PRIORITY): New macro.
22410 (SET_DECL_FINI_PRIORITY): Likewise.
22411 (DEFAULT_INIT_PRIORITY): Document.
22412 (MAX_INIT_PRIORITY): Likewise.
22413 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22414 (tree_map_base): New type.
22415 (tree_map_base_eq): New function.
22416 (tree_map_base_hash): Likewise.
22417 (tree_map_base_marked_p): Likewise.
22418 (tree_map): Inherit from tree_map_base.
22419 (tree_map_eq): Make it a macro.
22420 (tree_map_marked_p): Likewise.
22421 (tree_int_map): Inherit from tree_map_base.
22422 (tree_int_map_eq): Make it a macro.
22423 (tree_int_map_hash): Likewise.
22424 (tree_int_map_marked_p): Likewise.
22425 (tree_priority_map): New type.
22426 (tree_priority_map_eq): New macro.
22427 (tree_priority_map_hash): Likewise.
22428 (tree_priority_map_marked_p): Likewise.
22429 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22431 (emutls_common_1): Likewise.
22432 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22433 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22434 of tree_map hierarchy.
22435 * tree-cfg.c (move_stmt_r): Likewise.
22436 (new_label_mapper): Likewise.
22437 * c-tree.h (c_expand_body): Move to ...
22438 * c-common.h (c_expand_body): ... here.
22439 * c-decl.c (c_expand_body): Move to ...
22440 * c-common.c (c_expand_body): ... here.
22441 (c_common_attribute_table): Allow 1 argument for the constructor
22442 and destructor attributes.
22443 (get_priority): New function.
22444 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22445 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22447 2007-02-24 Jan Hubicka <jh@suse.cz>
22449 PR middle-end/30509
22450 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22451 copying for inlining.
22453 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22454 Jan Hubicka <jh@suse.cz>
22457 * i386.c (counter_mode): New function.
22458 (expand_set_or_movmem_via_loop): Use it.
22459 (expand_movmem_epilogue): Likewise; fix pasto.
22460 (ix86_expand_movmem): Do emit guard even for constant counts.
22461 (ix86_expand_setmem): Likewise.
22463 2007-02-25 Nick Clifton <nickc@redhat.com>
22465 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22466 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22468 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22471 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22472 count argument with 0x10, not with 0x16.
22473 (expand_setmem_epilogue): Ditto.
22475 2007-02-24 Mike Stump <mrs@apple.com>
22477 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22480 2007-02-24 Richard Guenther <rguenther@suse.de>
22482 PR middle-end/30951
22483 * fold-const.c (fold_binary): Fold x +- CST op x for
22484 EQ_EXPR and NE_EXPR.
22486 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22488 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22490 2007-02-24 Jan Hubicka <jh@suse.cz>
22492 * cgraphunit.c (decide_is_function_needed): Honor
22493 -fkeep-inline-functions.
22495 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22497 * builtins.c (fold_builtin_modf): New.
22498 (fold_builtin_2): Use it.
22500 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22502 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22503 (determine_max_iter): Take additional LOOP arg; all callers changed.
22504 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22505 one using simplifications.
22506 (simplify_using_initial_values): Return if the expression becomes
22507 invalid due to altered regs.
22509 2007-02-23 DJ Delorie <dj@redhat.com>
22511 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22513 2007-02-23 Mike Stump <mrs@apple.com>
22515 * tlink.c (scan_linker_output): Parse linker messages from
22516 darwin9's linker better.
22518 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22521 * varpool.c (varpool_assemble_pending_decls): Set
22522 varpool_last_needed_node to null.
22524 2007-02-23 DJ Delorie <dj@redhat.com>
22526 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22527 alignment bigger than the object file can handle.
22529 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22532 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22533 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22534 (*movsf_1): Penalize MMX moves.
22536 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22538 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22539 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22541 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22543 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22545 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22546 (fold_builtin_1): Use them.
22547 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22548 BUILT_IN_SIGNIFICAND.
22550 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22552 * config/i386/i386.c (bdesc_1arg): Initialize
22553 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22554 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22555 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22556 and IX86_BUILTIN_MOVSLDUP.
22558 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22560 PR rtl-optimization/30841
22561 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22563 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22565 * builtins.c (fold_builtin_frexp): New.
22566 (fold_builtin_2): Use it.
22568 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22570 * doc/invoke.texi (Spec Files): Document getenv spec function.
22572 * gcc.c (getenv_spec_function): New function.
22573 (static_spec_functions): Add it.
22574 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22575 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22578 2007-02-22 Michael Matz <matz@suse.de
22581 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22582 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22584 2007-02-22 Ian Lance Taylor <iant@google.com>
22587 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22588 (mem_loc_descriptor): Call it.
22590 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22591 Ira Rosen <irar@il.ibm.com>
22593 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22595 2007-02-22 Ira Rosen <irar@il.ibm.com>
22597 PR tree-optimization/30843
22598 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22599 stores only after all the group is vectorized.
22601 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22603 PR tree-optimization/30858
22604 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22605 in the reduction cycle have a single use in the loop.
22606 * tree-vectorizer.h (relevant): Add documentation.
22608 2007-02-20 Mike Stump <mrs@apple.com>
22610 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22611 * configure: Regenerate.
22613 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22615 Change the defaults of some parameters and options.
22616 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22617 * config/spu/spu.c (spu_optimization_options): Add.
22618 (spu_override_options): Change params in spu_optimization_options.
22619 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22621 Register 127 is only 16 byte aligned when used as a frame pointer.
22622 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22623 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22624 HARD_FRAME_POINTER_REGNUM.
22625 (spu_legitimate_address): Use regno_aligned_for_reload.
22626 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22627 aligned when frame_pointer_needed is true.
22628 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22630 * config/spu/spu.h (INIT_EXPANDERS): Define.
22632 Make sure shift and rotate instructions have valid immediate operands.
22633 * config/spu/predicates.md (spu_shift_operand): Remove.
22634 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22635 * config/spu/constraints.md (W, O): Extend range.
22636 * config/spu/spu.md (umask, nmask): Define.
22637 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22638 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22639 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22640 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22641 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22642 (lshr<mode>3_reg): Fix rtl description.
22644 Make sure mulhisi immediate operands are valid.
22645 * config/spu/predicates.md (imm_K_operand): Add.
22646 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22648 Generate constants using fsmbi and andi.
22649 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22650 (print_operand, spu_split_immediate, classify_immediate,
22651 fsmbi_const_p): Handle IC_FSMBI2.
22653 Correctly handle a CONST_VECTOR containing symbols.
22654 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22655 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22656 (immediate_load_p): Allow symbols that use 2 instructions to create.
22657 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22658 with symbols when flag_pic is set.
22659 (const_vector_immediate_p): New.
22660 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22661 accept a CONST_VECTOR with symbols.
22662 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22663 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22665 * config/spu/spu.md (high, low): Delete.
22666 (low_<mode>): Define.
22668 Remove INTRmode and INTR_REGNUM, which didn't work.
22669 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22671 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22672 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22673 peephole2 pattern): Don't use INTR or 131.
22674 (movintrcc): Delete.
22675 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22676 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22677 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22678 (UNSPEC_SET_INTR): Add.
22679 * config/spu/spu-modes.def (INTR): Remove.
22681 More accurate warnings about run-time relocations.
22682 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22684 Correctly warn about immediate arguments to specific intrinsics.
22685 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22686 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22687 the instruction predicate.
22689 Fix tree check errors with latest update.
22690 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22692 (spu_expand_builtin): Use CALL_EXPR_FN.
22694 Add missing specific intrinsics.
22695 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22697 * config/spu/spu_internals.h: Ditto.
22699 Fix incorrect operand modifiers.
22700 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22701 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22703 Optimize one case of zero_extend of a vec_select.
22704 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22706 Accept any immediate for hbr.
22707 * config/spu/spu.md (hbr): Change s constraints to i.
22709 2007-02-21 Paul Brook <paul@codesourcery.com>
22711 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22712 condexec_count when skipping USE and CLOBBER.
22714 2007-02-21 Nick Clifton <nickc@redhat.com>
22716 * common.opt (Warray-bounds): Add Warning attribute.
22717 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22719 (fsized-zeroes): Add Optimization attribute.
22720 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22721 * c.opt (Wc++0x-compat): Add Warning attribute.
22723 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22725 PR middle-end/30761
22726 * reload1.c (eliminate_regs_in_insn): In the single_set special
22727 case, attempt to re-recognize the insn before falling back to
22728 having reload fix it up.
22730 2007-02-20 Eric Christopher <echristo@gmail.com>
22732 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22733 Rewrite accordingly.
22734 (frv_read_iacc_argument): Ditto.
22735 (frv_expand_set_builtin): Take a call instead of arglist, update for
22737 (frv_expand_unop_builtin): Ditto.
22738 (frv_expand_binop_builtin): Ditto.
22739 (frv_expand_cut_builtin): Ditto.
22740 (frv_expand_binopimm_builtin): Ditto.
22741 (frv_expand_voidbinop_builtin): Ditto.
22742 (frv_expand_int_void2arg): Ditto.
22743 (frv_expand_prefetches): Ditto.
22744 (frv_expand_voidtriop_builtin): Ditto.
22745 (frv_expand_voidaccop_builtin): Ditto.
22746 (frv_expand_load_builtin): Ditto.
22747 (frv_expand_store_builtin): Ditto.
22748 (frv_expand_mdpackh_builtin): Ditto.
22749 (frv_expand_mclracc_builtin): Ditto.
22750 (frv_expand_mrdacc_builtin): Ditto.
22751 (frv_expand_mwtacc_builtin): Ditto.
22752 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22755 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22757 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22758 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22760 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22761 point instructions.
22762 * configure: Regenerate.
22763 * config.in: Regenerate.
22764 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22765 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22766 masks to power6 and power6x and to POWERPC_MASKS.
22767 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22769 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22770 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22771 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22772 Access PROTOTYPE as variable, not mask.
22774 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22776 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22777 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22778 * combine.c (adjust_for_new_dest): Use it.
22779 * postreload.c (reload_combine): Likewise.
22781 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22783 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22784 notes on an insn with multiple sets, even if single_set returns
22785 non-NULL for that insn.
22787 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22789 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22790 scalbn and scalbln.
22792 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22794 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22795 if user didn't pass it.
22796 * config/i386/darwin.h (CC1_SPEC): Likewise.
22797 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22798 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22799 -mmacosx-version-min.
22801 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22802 Uros Bizjak <ubizjak@gmail.com>
22804 * optabs.h (enum optab_index): Add new OTI_scalb.
22805 (scalb_optab): Define corresponding macro.
22806 * optabs.c (init_optabs): Initialize scalb_optab.
22807 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22809 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22810 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22811 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22812 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22813 flag_unsafe_math_optimizations is set.
22815 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22816 to implement scalbf, scalb and scalbl built-ins as inline x87
22819 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22820 DJ Delorie <dj@redhat.com>
22823 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22824 (diagnostic_report_diagnostic): ... here, and turn them into real
22825 errors. If warnings are inhibited, no need to do anything.
22827 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22829 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22830 better code generation.
22832 2007-02-20 Ben Elliston <bje@au.ibm.com>
22834 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22836 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22838 * config/alpha/alpha.c, config/alpha/alpha.md,
22839 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22840 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22841 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22842 config/arm/lib1funcs.asm: Follow spelling conventions.
22844 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22845 config/fr30/fr30.md, config/i386/i386.h,
22846 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22847 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22848 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22849 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22850 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22851 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22852 config/sparc/sparc.c, config/sparc/sparc.h,
22853 config/sparc/sparc.md, config/spu/constraints.md,
22854 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22857 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22860 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22863 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22865 * doc/invoke.texi (-ftree-lrs): Remove.
22867 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22869 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22872 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22874 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22875 new CALL_EXPR_FN macro for retrieving the function
22876 declaration of the input expression.
22878 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22880 * c.opt (Waddress): New.
22881 * common.opt (Walways-true): Delete.
22882 (Wstring-literal-comparison): Delete.
22883 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22884 -Wstring-literal-comparison. Add -Waddress.
22886 (Walways-true): Delete.
22887 (Wstring-literal-comparison): Delete.
22888 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22889 consistently instead of -Walways-true in example.
22890 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22891 * c-typeck.c (parser_build_binary_op): Replace
22892 -Wstring-literal-comparison and -Walways-true with -Waddress.
22893 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22896 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22898 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22899 without DECL_STRUCT_FUNCTION initialized.
22901 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22903 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22904 due to calls to functions taking pointers as parameters.
22906 2007-02-19 Richard Henderson <rth@redhat.com>
22909 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22912 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22914 * config/s390/s390.c (s390_call_saved_register_used,
22915 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22916 accessed to the new scheme.
22918 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22920 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22921 (cris_print_index, cris_print_operand, cris_print_operand_address)
22922 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22923 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22924 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22925 GET_CODE () == xxx.
22926 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22927 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22928 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22929 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22930 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22931 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22932 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22933 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22934 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22935 (uminsi3, call, call_value): Ditto.
22936 (define_split: indir_to_reg_split, unnamed): Ditto.
22938 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22940 PR tree-optimization/30975
22941 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22944 2007-02-18 Eric Christopher <echristo@gmail.com>
22946 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22947 Remove use of arglist.
22948 (mips_expand_builtin): Remove use of arglist, pass in expr.
22949 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22950 (mips_expand_builtin_movtf): Ditto.
22951 (mips_expand_builtin_compare): Ditto.
22953 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22955 * tree-sra.c (sra_build_assignment): Replace assertion
22956 checking with a comment explaining why it can't be done.
22958 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22960 PR middle-end/30833
22961 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22962 during CALL_EXPR representation conversion.
22963 * tree-ssa-propagate.c (set_rhs): Likewise.
22965 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22967 * tree-sra.c (sra_build_assignment): Disable assertion checking
22970 2007-02-18 Roger Sayle <roger@eyesopen.com>
22972 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22973 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22974 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22976 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22977 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22978 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22979 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22980 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22981 force_gimple_operand): Likewise.
22982 * ipa-cp.c (constant_val_insert): Likewise.
22983 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22984 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22985 perfect_nestify): Likewise.
22986 * langhooks.c (lhd_omp_assignment): Likewise.
22987 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22988 lower_copyprivate_clauses, lower_send_clauses,
22989 lower_send_shared_vars, expand_parallel_call,
22990 expand_omp_for_generic, expand_omp_for_static_nochunk,
22991 expand_omp_for_static_chunk, expand_omp_sections,
22992 lower_omp_single_copy, lower_omp_for_lastprivate,
22993 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22994 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22995 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22998 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23000 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23001 config/sh/sh.md: Follow spelling conventions.
23003 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23004 config/frv/predicates.md: Follow spelling conventions.
23006 * config/m68k/linux-unwind.h: Fix a comment typo.
23007 * target.h: Follow spelling conventions.
23009 2007-02-18 Roger Sayle <roger@eyesopen.com>
23011 PR rtl-optimization/28173
23012 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23013 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23014 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23015 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23016 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23018 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23020 * builtins.c (fold_builtin_load_exponent): New.
23021 (fold_builtin_2): Use it.
23023 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23025 PR rtl-optimization/30773
23026 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23027 if we fail to attach a REG_EQUIV note.
23029 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23030 Roger Sayle <roger@eyesopen.com>
23032 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23034 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23036 * calls.c (initialize_argument_information): Pass original EXP
23037 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23038 code to split complex arguments here, as part of initializing the
23040 (expand_call): Remove code that builds a list of arguments and
23041 inserts implicit arguments into it. Instead, just count how many
23042 implicit arguments there will be so we can determine the size of
23043 the ARGS array, and let initialize_argument_information do the work.
23044 (split_complex_values): Delete unused function.
23046 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23048 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23050 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23052 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23053 for arg pointer based indexed addressing.
23055 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23057 * config/ia64/ia64.h, config/ia64/ia64.md,
23058 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23059 spelling conventions.
23061 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23063 * config/m68k/m68k.c (split_di): New.
23064 * config/m68k/m68k-protos.h: Declare split_di.
23065 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23066 Improve predicate handling and split constant shifts.
23068 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23070 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23071 parameter for register bitfield operations, general predicates
23074 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23076 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23077 * config/m68k/linux-unwind.h: New file.
23079 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23081 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23082 config/i386/athlon.md, config/ia64/ia64.md,
23083 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23084 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23085 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23086 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23087 tree-vect-transform.c: Fix comment typos.
23089 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23091 * sched-deps.c (find_insn_list): Remove.
23092 * sched-int.h: Remove the prototype for find_insn_list.
23094 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23096 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23098 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23099 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23100 darwin_rs6000_override_options.
23101 (C_COMMON_OVERRIDE_OPTIONS): Expect
23102 darwin_macosx_version_min to be non-NULL always.
23103 (TARGET_C99_FUNCTIONS): Likewise.
23104 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23105 (DARWIN_MINVERSION_SPEC): New.
23106 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23107 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23109 (DARWIN_MINVERSION_SPEC): New.
23110 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23112 * config/darwin-c.c (darwin_cpp_builtins): Expect
23113 darwin_macosx_version_min to be non-NULL always.
23115 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23117 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23119 * config/i386/i386.h (x86_use_xchgb): New.
23120 (TARGET_USE_XCHGB): New macro.
23121 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23122 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23123 Split after reload into bswaphi for shifts of 8.
23124 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23125 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23126 or when optimizing for size.
23128 2007-02-16 Richard Guenther <rguenther@suse.de>
23129 Christian Bruel <christian.bruel@st.com>
23131 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23132 DECLs but prefer SSA_NAMEs over DECLs.
23134 2007-02-16 Richard Guenther <rguenther@suse.de>
23136 * tree-flow-inline.h (single_imm_use_p): Remove.
23137 (zero_imm_uses_p): Likewise.
23138 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23139 instead of single_imm_use_p.
23140 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23143 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23146 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23147 nested double- and backquotes.
23149 2007-02-15 Roger Sayle <roger@eyesopen.com>
23151 PR middle-end/30391
23152 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23153 should be unreachable.
23154 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23155 For the time being redirect GIMPLE_MODIFY_STMT to the new
23156 (renamed) build_gimple_modify_stmt_stat.
23157 (build2_gimple_stat): Rename to...
23158 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23159 Always build a GIMPLE_MODIFY_STMT node.
23160 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23161 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23164 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23165 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23166 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23167 expand_complex_div_wide): Likewise.
23168 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23169 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23170 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23171 * tree-ssa-loop-manip.c (create_iv): Likewise.
23172 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23173 abs_replacement): Likewise.
23174 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23175 realify_fake_stores): Likewise.
23177 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23178 node rather than a GIMPLE_MODIFY_STMT node.
23179 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23180 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23182 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23183 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23184 GIMPLE_MODIFY_STMT.
23186 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23188 PR middle-end/30433
23189 * fold-const.c (fold_comparison): Add back the
23190 folding of constant complex comparisions.
23192 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23194 PR middle-end/30729
23195 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23196 effects unknown to this function, return early.
23198 2007-02-15 Ian Lance Taylor <iant@google.com>
23200 * lower-subreg.c (move_eh_region_note): New static function.
23201 (resolve_simple_move): Call it.
23202 (decompose_multiword_subregs): Track blocks for which we resolve a
23203 simple move which is also a control flow insn. Pass them to
23204 find_many_sub_basic_blocks.
23205 (pass_lower_subreg): Add TODO_verify_flow.
23206 (pass_lower_subreg2): Likewise.
23208 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23209 Brooks Moses <brooks.moses@codesourcery.com>
23210 Lee Millward <lee.millward@codesourcery.com>
23212 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23213 (VL_EXP_CLASS_P): New.
23214 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23216 (TREE_OPERAND_CHECK_CODE): Likewise.
23217 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23218 (TREE_RTL_OPERAND_CHECK): Likewise.
23219 (tree_operand_check_failed): Make second parameter the whole tree
23220 instead of its code. Fixed callers.
23221 (VL_EXP_CHECK): New.
23222 (TREE_OPERAND_LENGTH): New.
23223 (VL_EXP_OPERAND_LENGTH): New.
23224 (CALL_EXPR_FN): New.
23225 (CALL_EXPR_STATIC_CHAIN): New.
23226 (CALL_EXPR_ARGS): New.
23227 (CALL_EXPR_ARG): New.
23228 (call_expr_nargs): New.
23229 (CALL_EXPR_ARGP): New.
23230 (build_nt_call_list): Declare.
23231 (build_vl_exp_stat): Declare.
23232 (build_vl_exp): New.
23233 (build_call_list): Declare.
23234 (build_call_nary): Declare.
23235 (build_call_valist): Declare.
23236 (build_call_array): Declare.
23237 (call_expr_arg): Declare.
23238 (call_expr_argp): Declare.
23239 (call_expr_arglist): Declare.
23240 (fold_build_call_list): Declare.
23241 (fold_build_call_list_initializer): Declare.
23242 (fold_call_expr): Declare to replace fold_builtin.
23243 (fold_builtin_fputs): Update to agree with modified definition.
23244 (fold_builtin_strcpy): Likewise.
23245 (fold_builtin_strncpy): Likewise.
23246 (fold_builtin_memory_chk): Likewise.
23247 (fold_builtin_stxcpy_chk): Likewise.
23248 (fold_builtin_strncpy_chk): Likewise.
23249 (fold_builtin_next_arg): Likewise.
23250 (fold_build_call_expr): Declare.
23251 (fold_builtin_call_list): Declare.
23252 (fold_builtin_call_valist): Declare.
23253 (build_call_expr): Declare.
23254 (validate_arglist): Update to agree with modified definition.
23255 (tree_operand_length): New.
23256 (call_expr_arg_iterator): New.
23257 (init_call_expr_arg_iterator): New.
23258 (next_call_expr_arg): New.
23259 (first_call_expr_arg): New.
23260 (more_call_expr_args_p): New.
23261 (FOR_EACH_CALL_EXPR_ARG): New.
23263 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23264 and tcc_gimple_stmt.
23265 (tree_code_size): Update documentation. Use sizeof (tree) rather
23266 than sizeof (char *).
23267 (tree_size): Likewise. Add case for tcc_vl_exp.
23268 (tree_node_structure): Add case for tcc_vl_exp.
23269 (contains_placeholder_p): Likewise.
23270 (substitute_in_expr): Likewise.
23271 (substitute_placeholder_in_expr): Likewise.
23272 (stabilize_reference_1): Likewise.
23273 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23274 to diagnose breakage of this interface for constructing CALL_EXPRs.
23275 (build_nt): Add similar assertion here.
23276 (build_nt_call_list): New.
23277 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23278 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23280 (get_callee_fndecl): Use new CALL_EXPR accessors.
23281 (tree_operand_check_failed): Change parameters to pass entire node
23282 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23283 (process_call_operands): New.
23284 (build_vl_exp_stat): New.
23285 (build_call_list): New.
23286 (build_call_nary): New.
23287 (build_call_valist): New.
23288 (build_call_array): New.
23289 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23290 (call_expr_arglist): New.
23292 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23293 tcc_vl_exp instead of a fixed-size tcc_expression.
23295 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23296 accessors for CALL_EXPRs.
23297 (AGGR_INIT_EXPR): Likewise.
23299 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23300 Brooks Moses <brooks.moses@codesourcery.com>
23301 Lee Millward <lee.millward@codesourcery.com>
23303 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23304 (expand_builtin_nonlocal_goto): Change parameter to be entire
23305 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23306 (expand_builtin_prefetch): Likewise.
23307 (expand_builtin_classify_type): Likewise.
23308 (mathfn_built_in): Return NULL_TREE instead of 0.
23309 (expand_errno_check): Use new CALL_EXPR accessors.
23310 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23311 Return NULL_RTX instead of 0.
23312 (expand_builtin_mathfn_2): Likewise.
23313 (expand_builtin_mathfn_3): Likewise.
23314 (expand_builtin_interclass_mathfn): Likewise.
23315 (expand_builtin_sincos): Likewise.
23316 (expand_builtin_cexpi): Likewise.
23317 (expand_builtin_int_roundingfn): Likewise.
23318 (expand_builtin_int_roundingfn_2): Likewise.
23319 (expand_builtin_pow): Likewise.
23320 (expand_builtin_powi): Likewise.
23321 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23322 of arglist, fixing callers appropriately. Use new CALL_EXPR
23323 accessors and constructors. Return NULL_RTX instead of 0.
23324 (expand_builtin_strstr): Likewise.
23325 (expand_builtin_strchr): Likewise.
23326 (expand_builtin_strrchr): Likewise.
23327 (expand_builtin_strpbrk): Likewise.
23328 (expand_builtin_memcpy): Likewise.
23329 (expand_builtin_mempcpy): Likewise.
23330 (expand_builtin_mempcpy_args): New.
23331 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23332 (expand_builtin_memmove_args): New.
23333 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23334 (expand_movstr): Likewise.
23335 (expand_builtin_strcpy): Likewise.
23336 (expand_builtin_strcpy_args): New.
23337 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23338 (expand_builtin_strncpy): Likewise.
23339 (expand_builtin_memset): Likewise.
23340 (expand_builtin_memset_args): New.
23341 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23342 (expand_builtin_memcmp): Likewise.
23343 (expand_builtin_strcmp): Likewise.
23344 (expand_builtin_strncmp): Likewise.
23345 (expand_builtin_strcat): Likewise.
23346 (expand_builtin_strncat): Likewise.
23347 (expand_builtin_strspn): Likewise.
23348 (expand_builtin_strcspn): Likewise.
23349 (expand_builtin_args_info): Likewise.
23350 (expand_builtin_va_start): Likewise.
23351 (gimplify_va_arg_expr): Likewise.
23352 (expand_builtin_va_end): Likewise.
23353 (expand_builtin_va_copy): Likewise.
23354 (expand_builtin_frame_address): Likewise.
23355 (expand_builtin_alloca): Likewise.
23356 (expand_builtin_bswap): Likewise.
23357 (expand_builtin_unop): Likewise.
23358 (expand_builtin_fputs): Likewise.
23359 (expand_builtin_expect): Likewise.
23360 (expand_builtin_fabs): Likewise.
23361 (expand_builtin_copysign): Likewise.
23362 (expand_builtin_printf): Likewise.
23363 (expand_builtin_fprintf): Likewise.
23364 (expand_builtin_sprintf): Likewise.
23365 (expand_builtin_init_trampoline): Likewise.
23366 (expand_builtin_signbit): Likewise.
23367 (expand_builtin_fork_or_exec): Likewise.
23368 (expand_builtin_sync_operation): Likewise.
23369 (expand_builtin_compare_and_swap): Likewise.
23370 (expand_builtin_lock_test_and_set): Likewise.
23371 (expand_builtin_lock_release): Likewise.
23372 (expand_builtin): Likewise.
23373 (builtin_mathfn_code): Likewise.
23375 (fold_builtin_constant_p): Pass call arguments individually instead
23376 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23377 accessors and constructors. Return NULL_TREE instead of 0.
23378 (fold_builtin_expect): Likewise.
23379 (fold_builtin_classify_type): Likewise.
23380 (fold_builtin_strlen): Likewise.
23381 (fold_builtin_nan): Likewise.
23382 (integer_valued_real_p): Likewise.
23383 (fold_trunc_transparent_mathfn): Likewise.
23384 (fold_fixed_mathfn): Likewise.
23385 (fold_builtin_cabs): Likewise.
23386 (fold_builtin_sqrt): Likewise.
23387 (fold_builtin_cbrt): Likewise.
23388 (fold_builtin_cos): Likewise.
23389 (fold_builtin_cosh): Likewise.
23390 (fold_builtin_tan): Likewise.
23391 (fold_builtin_sincos): Likewise.
23392 (fold_builtin_cexp): Likewise.
23393 (fold_builtin_trunc): Likewise.
23394 (fold_builtin_floor): Likewise.
23395 (fold_builtin_ceil): Likewise.
23396 (fold_builtin_round): Likewise.
23397 (fold_builtin_int_roundingfn): Likewise.
23398 (fold_builtin_bitop): Likewise.
23399 (fold_builtin_bswap): Likewise.
23400 (fold_builtin_logarithm): Likewise.
23401 (fold_builtin_hypot): Likewise.
23402 (fold_builtin_pow): Likewise.
23403 (fold_builtin_powi): Likewise.
23404 (fold_builtin_exponent): Likewise.
23405 (fold_builtin_memset): Likewise.
23406 (fold_builtin_bzero): Likewise.
23407 (fold_builtin_memory_op): Likewise.
23408 (fold_builtin_bcopy): Deleted; call site changed to invoke
23409 fold_builtin_memory_op directly.
23410 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23411 (fold_builtin_strncpy): Likewise.
23412 (fold_builtin_memcmp): Likewise.
23413 (fold_builtin_strcmp): Likewise.
23414 (fold_builtin_strncmp): Likewise.
23415 (fold_builtin_signbit): Likewise.
23416 (fold_builtin_copysign): Likewise.
23417 (fold_builtin_isascii): Likewise.
23418 (fold_builtin_toascii): Likewise.
23419 (fold_builtin_isdigit): Likewise.
23420 (fold_builtin_fabs): Likewise.
23421 (fold_builtin_abs): Likewise.
23422 (fold_builtin_fmin_fmax): Likewise.
23423 (fold_builtin_carg): Likewise.
23424 (fold_builtin_classify): Likewise.
23425 (fold_builtin_unordered_cmp): Likewise.
23427 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23428 New functions split out from fold_builtin_1.
23429 (fold_builtin_n): New.
23430 (fold_builtin_varargs): New.
23431 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23433 (fold_call_expr): New.
23434 (build_function_call_expr): Rewrite to use new helper function.
23435 (fold_builtin_call_list): New.
23436 (build_call_expr): New.
23437 (fold_builtin_call_valist): New.
23438 (rewrite_call_expr): New.
23439 (validate_arg): New.
23440 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23441 of an arglist. Change return type to bool. Use new CALL_EXPR
23444 (fold_builtin_strstr): Pass call arguments individually instead
23445 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23446 accessors and constructors. Return NULL_TREE instead of 0.
23447 (fold_builtin_strchr): Likewise.
23448 (fold_builtin_strrchr): Likewise.
23449 (fold_builtin_strpbrk): Likewise.
23450 (fold_builtin_strcat): Likewise.
23451 (fold_builtin_strncat): Likewise.
23452 (fold_builtin_strspn): Likewise.
23453 (fold_builtin_strcspn): Likewise.
23454 (fold_builtin_fputs): Likewise.
23455 (fold_builtin_next_arg): Likewise.
23456 (fold_builtin_sprintf): Likewise.
23458 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23459 NULL_RTX instead of 0.
23460 (expand_builtin_memory_chk): Likewise.
23461 (maybe_emit_chk_warning): Likewise.
23462 (maybe_emit_sprintf_chk_warning): Likewise.
23464 (fold_builtin_object_size): Pass call arguments individually instead
23465 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23466 accessors and constructors. Return NULL_TREE instead of 0.
23467 (fold_builtin_memory_chk): Likewise.
23468 (fold_builtin_stxcpy_chk): Likewise.
23469 (fold_builtin_strncpy_chk): Likewise.
23470 (fold_builtin_strcat_chk): Likewise.
23471 (fold_builtin_strcat_chk): Likewise.
23472 (fold_builtin_strncat_chk): Likewise.
23473 (fold_builtin_sprintf_chk): Likewise.
23474 (fold_builtin_snprintf_chk): Likewise.
23475 (fold_builtin_printf): Likewise.
23476 (fold_builtin_vprintf): Likewise.
23478 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23480 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23481 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23482 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23483 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23484 (fold_unary): Likewise.
23485 (fold_binary): Likewise.
23486 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23487 ternary expressions.
23488 (fold): Add logic for tcc_vl_exp.
23489 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23490 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23491 (fold_build3_stat): Add assertion to flag broken interface for
23492 constructing CALL_EXPRs.
23493 (fold_build_call_list): New.
23494 (fold_build_call_list_initializer): New.
23495 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23497 (fold_strip_sign_ops): Likewise.
23499 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23500 Brooks Moses <brooks.moses@codesourcery.com>
23501 Lee Millward <lee.millward@codesourcery.com>
23503 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23504 accessors and dump arguments explicitly.
23506 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23508 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23510 (print_call_name): Use new CALL_EXPR accessors.
23512 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23513 CALL_EXPR arguments explicitly instead of as a list. Use
23514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23516 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23517 (vrp_visit_stmt): Likewise.
23519 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23520 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23522 (force_move_till_expr): Likewise.
23524 * targhooks.c (default_external_stack_protect_fail): Use
23525 build_call_expr instead of build_function_call_expr.
23526 (default_hidden_stack_protect_fail): Likewise.
23528 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23531 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23532 and walk arguments explicitly.
23534 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23535 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23536 (expand_simple_operations): Likewise.
23537 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23539 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23540 of TREE_CODE_LENGTH.
23541 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23543 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23544 instead of TREE_CODE_LENGTH.
23546 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23547 (tree_ic_transform): Likewise.
23548 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23549 parameter instead of arglist. Fix callers.
23550 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23551 (tree_stringops_transform): Likewise.
23552 (tree_indirect_call_to_profile): Likewise.
23553 (tree_stringops_values_to_profile): Likewise.
23555 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23556 (eliminate_tail_call): Likewise.
23558 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23560 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23561 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23563 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23565 * omp-low.c (build_omp_barrier): Use build_call_expr.
23566 (lower_rec_input_clauses): Likewise.
23567 (lower_reduction_clauses): Likewise.
23568 (expand_parallel_call): Likewise.
23569 (maybe_catch_exception): Likewise.
23570 (expand_omp_for_generic): Likewise.
23571 (expand_omp_for_static_nochunk): Likewise.
23572 (expand_omp_sections): Likewise.
23573 (lower_omp_single_simple): Likewise.
23574 (lower_omp_single_copy): Likewise.
23575 (lower_omp_master): Likewise.
23576 (lower_omp_ordered): Likewise.
23577 (lower_omp_critical): Likewise.
23579 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23580 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23582 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23583 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23584 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23586 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23587 and generalize to handle any number of operands.
23588 (chrec_contains_undetermined): Likewise.
23589 (tree_contains_chrecs): Likewise.
23590 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23592 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23594 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23595 fold_call_expr instead of fold_builtin.
23596 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23597 match declarations there.
23598 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23601 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23602 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23604 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23605 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23607 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23610 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23611 (execute_cse_sincos): Use new CALL_EXPR accessors.
23613 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23615 * gimple-low.c (lower_function_body): Use build_call_expr.
23616 (lower_builtin_setjmp): Likewise.
23618 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23619 (set_storage_via_libcall): Likewise.
23620 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23621 instead of TREE_CODE_LENGTH.
23622 (expand_expr_real_1): Use new CALL_EXPR accessors.
23624 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23625 generalize to handle any number of operands.
23626 (TB_parent_eq): Likewise.
23628 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23629 (strip_builtin_expect): Likewise.
23631 * function.c (gimplify_parameters): Use build_call_expr.
23633 * tree-vectorizer.c (vect_is_simple_reduction): Use
23634 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23636 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23637 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23639 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23642 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23643 (gimplify_decl_expr): Likewise.
23644 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23645 Use new CALL_EXPR iterators.
23646 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23647 (gimplify_modify_expr_to_memset): Likewise.
23648 (gimplify_variable_sized_compare): Likewise.
23649 (gimplify_omp_atomic_fetch_op): Likewise.
23650 (gimplify_omp_atomic_pipeline): Likewise.
23651 (gimplify_omp_atomic_mutex): Likewise.
23652 (gimplify_function_tree): Likewise.
23654 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23655 (call_expr_flags): Likewise.
23656 (expand_call): Likewise.
23658 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23659 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23662 * coverage.c (create_coverage): Use build_call_expr.
23664 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23665 (temp_call_expr_obstack): New.
23666 (pool_copy_list): Delete.
23667 (temp_copy_call_expr): New.
23668 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23669 CALL_EXPR accessors. Get rid of special goo for copying argument
23670 lists and use temp_copy_call_expr instead.
23671 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23672 CALL_EXPR accessors.
23673 (create_expression_by_pieces): Likewise. Use build_call_array
23674 to construct the result instead of fold_build3.
23675 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23676 dealing with argument lists.
23677 (init_pre): Remove references to expression_node_pool and
23678 list_node_pool. Init temp_call_expr_obstack instead.
23679 (fini_pre): Remove references to expression_node_pool and
23682 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23683 and walk arguments explicitly instead of as a list.
23685 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23686 (mx_register_decls): Likewise.
23687 (mudflap_register_call): Likewise.
23688 (mudflap_finish_file): Likewise.
23690 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23691 (ipa_callsite_compute_param): Likewise.
23693 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23694 accessors and constructor.
23696 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23697 accessors and constructor.
23698 (convert_tramp_reference): Likewise.
23699 (convert_call_expr): Likewise.
23700 (finalize_nesting_tree_1): Likewise.
23702 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23705 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23707 * tree-inline.c (initialize_inlined_parameters): Pass entire
23708 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23710 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23711 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23713 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23715 (vectorizable_reduction): Likewise.
23716 (vectorizable_call): Use new CALL_EXPR iterators.
23717 (vectorizable_conversion): Use build_call_expr.
23718 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23719 (vect_gen_widened_results_half): Use build_call_expr.
23720 (vect_setup_realignment): Likewise.
23721 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23723 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23724 (pass_through_call): Likewise.
23725 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23728 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23729 (tree_gen_pow2_profiler): Likewise.
23730 (tree_gen_one_value_profiler): Likewise.
23731 (tree_gen_ic_func_profiler): Likewise.
23732 (tree_gen_average_profiler): Likewise.
23733 (tree_gen_ior_profiler): Likewise.
23735 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23736 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23737 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23739 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23740 of TREE_CODE_LENGTH.
23742 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23743 of TREE_CODE_LENGTH.
23745 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23747 (convert_to_integer): Likewise.
23749 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23752 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23753 Brooks Moses <brooks.moses@codesourcery.com>
23754 Lee Millward <lee.millward@codesourcery.com>
23756 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23758 * config/frv/frv.c (frv_expand_builtin): Likewise.
23759 * config/s390/s390.c (s390_expand_builtin): Likewise.
23761 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23762 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23764 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23765 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23766 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23767 (ix86_expand_store_builtin): Likewise.
23768 (ix86_expand_unop_builtin): Likewise.
23769 (ix86_expand_unop1_builtin): Likewise.
23770 (ix86_expand_sse_compare): Likewise.
23771 (ix86_expand_sse_comi): Likewise.
23772 (ix86_expand_vec_init_builtin): Likewise.
23773 (ix86_expand_vec_ext_builtin): Likewise.
23774 (ix86_expand_vec_set_builtin): Likewise.
23775 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23777 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23778 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23780 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23781 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23782 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23784 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23787 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23788 arglist. Use new CALL_EXPR accessors. Fix callers.
23789 (altivec_expand_abs_builtin): Likewise.
23790 (rs6000_expand_binop_builtin): Likewise.
23791 (altivec_expand_predicate_builtin): Likewise.
23792 (altivec_expand_lv_builtin): Likewise.
23793 (spe_expand_stv_builtin): Likewise.
23794 (altivec_expand_stv_builtin): Likewise.
23795 (rs6000_expand_ternop_builtin): Likewise.
23796 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23797 (altivec_expand_st_builtin): Likewise.
23798 (altivec_expand_dst_builtin): Likewise.
23799 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23800 arglist. Use new CALL_EXPR accessors. Fix callers.
23801 (altivec_expand_vec_set_builtin): Likewise.
23802 (altivec_expand_vec_ext_builtin): Likewise.
23803 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23804 (spe_expand_builtin): Likewise.
23805 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23806 arglist. Use new CALL_EXPR accessors. Fix callers.
23807 (spe_expand_evsel_builtin): Likewise.
23808 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23809 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23811 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23812 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23813 (arm_expand_unop_builtin): Likewise.
23814 (arm_expand_builtin): Use new CALL_EXPR accessors.
23816 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23819 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23820 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23822 (bfin_expand_unop_builtin): Likewise.
23823 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23825 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23826 Brooks Moses <brooks.moses@codesourcery.com>
23827 Lee Millward <lee.millward@codesourcery.com>
23829 * c-semantics.c (build_stmt): Add internal diagnostic check.
23831 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23832 accessors. Print arguments explicitly instead of as a list.
23834 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23836 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23837 (c_finish_omp_flish): Likewise.
23839 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23840 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23841 instead of TREE_CODE_LENGTH.
23842 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23843 (c_warn_unused_result): Likewise.
23845 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23848 * doc/invoke.texi (Warning Options): Remove
23849 -Werror-implicit-function-declaration.
23850 (Wimplicit-function-declaration): Update description.
23851 * opts.c (common_handle_option): Move handling of -Werror=* to...
23852 (enable_warning_as_error): ...here.
23853 * opts.h (enable_warning_as_error): Declare.
23854 * c-decl.c (implicit_decl_warning): Unless
23855 -Wno-implicit-function-declaration is given, emit a pedwarn if
23856 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23857 * c.opt (Wimplicit-function-declaration): Replace
23858 mesg_implicit_function_declaration with
23859 warn_implicit_function_declaration.
23860 * c-opts.c (c_common_handle_option):
23861 -Werror-implicit-function-declaration is exactly equal as
23862 -Werror=implicit-function-declaration.
23863 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23864 warn_implicit_function_declaration.
23865 (c_common_post_options): -Wimplict-function-declaration is enabled
23866 by default by -std=c99, otherwise is disabled by default.
23867 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23869 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23871 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23872 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23873 former is ignored but not the latter.
23875 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23877 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23878 is made and the reference doesn't use the alias set of its type,
23879 do not create the temporary using that type.
23881 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23883 * jump.c: Remove prototypes for delete_computation and
23884 delete_prior_computation.
23886 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23888 * jump.c (get_label_after): Delete.
23889 (get_label_before, delete_computation, delete_jump,
23890 delete_prior_computation, follow_jumps): Move...
23891 * reorg.c (delete_computation, delete_prior_computation): ... here...
23892 (get_label_before, delete_jump): ... making these static ...
23893 (follow_jumps): ... and simplifying this since it only runs after
23895 * rtl.h (get_label_after, get_label_before, delete_jump,
23896 follow_jumps): Delete prototypes.
23898 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23900 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23902 2007-02-15 Nick Clifton <nickc@redhat.com>
23904 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23905 order to prevent it from being munged by the target.
23907 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23909 * config/i386/i386.md: Remove misleading comment.
23911 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23913 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23914 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23917 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23919 * tree-sra.c (instantiate_missing_elements): Canonicalize
23921 (sra_build_assignment): New.
23922 (generate_copy_inout, generate_element_copy,
23923 generate_element_zero, generate_one_element_init): Use it.
23925 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23927 * tree-sra.c (instantiate_missing_elements): Canonicalize
23929 (sra_build_assignment): New.
23930 (generate_copy_inout, generate_element_copy,
23931 generate_element_zero, generate_one_element_init): Use it.
23933 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23935 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23938 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23940 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23941 types as aggregates not scalars.
23942 * function.c (assign_stack_temp_for_type): Likewise.
23944 2007-02-14 Roger Sayle <roger@eyesopen.com>
23945 Zdenek Dvorak <dvorakz@suse.cz>
23947 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23950 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23952 * passes.c (next_pass_1): Clear the next field of the copied
23955 2007-02-14 Richard Henderson <rth@redhat.com>
23957 * tree-sra.c (early_sra): New.
23958 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23959 (tree_sra_early, pass_sra_early): New.
23960 * tree-pass.h (pass_sra_early): Declare.
23961 * passes.c (init_optimization_passes): Use it.
23963 2007-02-14 Richard Guenther <rguenther@suse.de>
23965 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23967 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23969 PR tree-optimization/30771
23970 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23972 (vect_analyze_operations): Induction phis can now be marked as
23974 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23975 Update documentation accordingly.
23977 2007-02-14 Nick Clifton <nickc@redhat.com>
23979 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23980 most 3 arguments are supported.
23981 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23983 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23985 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23986 Ensure dst->current is valid.
23988 2007-02-13 Paul Brook <paul@codesourcery.com>
23990 * config.gcc: Add arm*-*-uclinux-*eabi.
23991 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23992 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23993 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23994 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23995 (LINK_SPEC): Define.
23996 (LIB_SPEC): Define.
23997 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23999 * config/arm/uclinux-eabi.h: New file.
24000 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24001 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24004 2007-02-13 Ian Lance Taylor <iant@google.com>
24006 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24007 * flags.h (warn_strict_overflow): Declare.
24008 (enum warn_strict_overflow_code): Define.
24009 (issue_strict_overflow_warning): New static inline function.
24010 * opts.c (warn_strict_overflow): New variable.
24011 (common_handle_option): Handle OPT_Wstrict_overflow and
24012 OPT_Wstrict_overflow_.
24013 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24015 * fold-const.c: Include intl.h.
24016 (fold_deferring_overflow_warnings): New static variable.
24017 (fold_deferred_overflow_warning): New static variable.
24018 (fold_deferred_overflow_code): New static variable.
24019 (fold_defer_overflow_warnings): New function.
24020 (fold_undefer_overflow_warnings): New function.
24021 (fold_undefer_and_ignore_overflow_warnings): New function.
24022 (fold_deferring_overflow_warnings_p): New function.
24023 (fold_overflow_warning): New static function.
24024 (make_range): Add strict_overflow_p parameter. Change all
24026 (extract_muldiv, extract_muldiv_1): Likewise.
24027 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24028 tree_expr_nonnegative_p.
24029 (fold_negate_expr): Call fold_overflow_warning.
24030 (fold_range_test): Likewise.
24031 (fold_comparison): Likewise.
24032 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24033 instead of tree_expr_nonnegative_p.
24034 (tree_expr_nonnegative_warnv_p): Rename from
24035 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24036 (tree_expr_nonnegative_p): New function.
24037 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24038 strict_overflow_p parameter.
24039 (tree_expr_nonzero_p): New function.
24040 * passes.c (verify_interpass_invariants): New static function.
24041 (execute_one_pass): Call it.
24042 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24044 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24045 (estimate_numbers_of_iterations): Likewise.
24046 (scev_probably_wraps_p): Likewise.
24047 * tree-ssa-ccp.c: Include "toplev.h".
24048 (evaluate_stmt): Defer fold overflow warnings until we know we are
24050 (struct fold_stmt_r_data): Add stmt field.
24051 (fold_stmt_r): Defer fold overflow warnings until we know we
24053 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24054 (fold_stmt_inplace): Likewise.
24055 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24056 (cleanup_control_expr_graph): Defer fold overflow warnings until
24057 we know we are going to optimize.
24058 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24059 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24061 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24062 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24063 * tree-ssa-loop-manip.c (create_iv): Likewise.
24064 * c-typeck.c (build_conditional_expr): Likewise.
24065 (build_binary_op): Likewise.
24066 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24067 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24068 (extract_range_from_unary_expr): Likewise.
24069 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24070 assuming that signed overflow does not occur.
24071 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24072 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24073 (fold_defer_overflow_warnings): Declare.
24074 (fold_undefer_overflow_warnings): Declare.
24075 (fold_undefer_and_ignore_overflow_warnings): Declare.
24076 (fold_deferring_overflow_warnings_p): Declare.
24077 (tree_expr_nonzero_warnv_p): Declare.
24078 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24079 of warning options.
24080 (Warning Options): Document -Wstrict-overflow.
24081 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24082 (tree-ssa-ccp.o): Likewise.
24083 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24084 (fold-const.o): Depend on intl.h.
24086 2007-02-13 Ian Lance Taylor <iant@google.com>
24088 PR middle-end/30751
24089 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24092 2007-02-13 Stuart Hastings <stuart@apple.com>
24094 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24096 2007-02-13 Richard Henderson <rth@redhat.com>
24098 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24099 handled_component_p before looking for the indirect_ref.
24101 2007-02-13 Richard Henderson <rth@redhat.com>
24103 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24104 remove flags clobber.
24105 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24106 (bswaphi_lowpart): New.
24107 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24108 remove TARGET_BSWAP test. Delete expander of the same name.
24110 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24111 (expand_unop): Use them.
24113 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24115 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24116 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24117 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24118 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24119 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24120 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24121 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24122 assembler dialect choice from asm templates.
24124 2007-02-12 Richard Henderson <rth@redhat.com>
24126 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24127 (fixuns_trunc<SSEMODEF>si2): Use it.
24128 * config/i386/sse.md (vec_setv4sf_0): Export.
24129 * config/i386/i386.c (ix86_build_const_vector): Export.
24130 (ix86_split_convert_uns_si_sse): Rename from
24131 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24132 * config/i386/i386-protos.h: Update.
24134 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24137 * c-typeck.c (c_finish_return): Improve warning message.
24139 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24141 * alias.c (find_symbolic_term): Delete unused function.
24143 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24145 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24146 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24147 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24149 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24151 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24152 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24153 the function, temporarily point the debug interface to the null one.
24155 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24157 * dwarf2out.c (round_up_to_align): New static function.
24158 (field_byte_offset): Use it to round the offset.
24160 2007-02-12 Richard Henderson <rth@redhat.com>
24162 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24163 (inswl_const): Export.
24165 2007-02-12 Richard Henderson <rth@redhat.com>
24167 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24168 result mode of the libcall, convert back to outmode.
24170 2007-02-12 Roger Sayle <roger@eyesopen.com>
24172 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24173 (bswapdi2): New define_expand to implement 32-bit implementation.
24175 2007-02-12 Nick Clifton <nickc@redhat.com>
24177 * doc/invoke.texi (Overall Options): Document --help=.
24178 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24179 (cc1_options): Pass --help= on to cc1.
24180 (display_help): Add description of --help=.
24181 (process_command): Add code to handle --help=. Allow translated
24182 --help and --target-help switches to be passed on to compiler
24184 (main): Remove unused if statement.
24185 * opts.c (columns): Remove.
24186 (LEFT_COLUMN): Define.
24187 (wrap_help): Add columns argument.
24188 (print_filtered_help): Change parameters to be an include bitmask,
24189 an exclude bitmask, an any bitmask and the column width. Move the
24190 code to display the params list here. Add code to display the
24191 status of options rather than their descriptions if the quiet flag
24193 (print_specific_help): Change parameters to be an include bitmask,
24194 an exclude bitmask and an any bitmask. Move code to look up the
24195 column width here. Decide upon the title for an options listing.
24196 (common_handle_options): Add code to handle --help=. Adapt code
24197 for --help and --target-help to use the revised form of the
24198 print_specific_help function.
24199 (print_help): Delete.
24200 (print_param_help): Delete.
24201 (print_switch): Delete.
24202 * opts.h (cl_lang_count): Add prototype.
24203 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24204 CL_MAX_OPTION_CLASS): New defines.
24205 * optc-gen.awk: Add construction of cl_lang_count.
24206 * c.opt: Add Warning attribute to warning options and Optimization
24207 attribute to optimization options.
24208 * common.opt: Likewise.
24210 Add -fhelp and -ftarget-help as aliases for the transformed --help
24211 and --target-help options.
24212 * opt-functions.awk: Add code to handle Warning and Optimization
24215 2007-02-12 Richard Henderson <rth@redhat.com>
24217 * config/alpha/constraints.md: New file.
24218 * config/alpha/alpha.c: Include tm-constrs.h.
24219 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24220 alpha_extra_constraint): Remove.
24221 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24222 * config/alpha/alpha-protos.h: Update.
24223 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24224 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24225 (EXTRA_CONSTRAINT): Remove.
24226 * config/alpha/alpha.md: Include constraints.md.
24227 (adddi splitter): Use satisfies_constraint_*.
24228 * config/alpha/predicates.md (add_operand): Likewise.
24229 (sext_add_operand, addition_operation): Likewise.
24231 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24233 PR tree-optimization/29145
24234 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24235 in our handling of restrict qualified pointers.
24237 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24240 * doc/invoke.texi (Wunused-value): Update description.
24241 (Wextra): Delete item.
24242 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24243 value of Wunused-value.
24244 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24245 (c_finish_stmt_expr): Don't check extra_warnings.
24246 (emit_side_effect_warnings): The caller is responsible to check
24249 2007-02-11 Roger Sayle <roger@eyesopen.com>
24250 Matt Thomas <matt@3am-software.com>
24252 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24254 2007-02-11 Roger Sayle <roger@eyesopen.com>
24256 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24257 comparisons of POPCOUNT against zero.
24258 (simplify_const_relational_operation): Likewise.
24260 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24262 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24264 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24266 * dwarf2out.c (root_type): Delete unused function.
24268 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24270 * genattrtab.c (contained_in_p): Delete unused function.
24271 (write_expr_attr_cache): Likewise.
24273 2007-02-11 Jan Hubicka <jh@suse.cz>
24275 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24278 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24280 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24281 to add the REG_EQ* note.
24282 * see.c (see_merge_one_use_extension): Likewise.
24283 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24284 turn REG_EQUAL notes into REG_EQUIV notes if the target
24285 register may have more than one set.
24286 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24287 * gcse.c (try_replace_reg): Likewise.
24288 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24289 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24290 more than one REG_EQUIV note.
24291 * reload1.c (gen_reload): Use set_unique_reg_note.
24293 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24295 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24296 (ix86_builtin_conversion): New function.
24298 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24301 * tree.h (DECL_REPLACEABLE_P): New macro.
24302 * except.c (set_nothrow_function_flags): Likewise.
24304 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24305 Ira Rosen <irar@il.ibm.com>
24306 Dorit Nuzman <dorit@il.ibm.com>
24308 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24309 * targhooks.c (default_builtin_vectorized_conversion): New.
24310 * targhooks.h (default_builtin_vectorized_function): New declaration.
24311 * target.h (struct vectorize): Add builtin_conversion field.
24312 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24313 stmt_vec_info_type value.
24314 (vectorizable_conversion): New declaration.
24315 * tree-vect-analyze.c (vect_analyze_operations): Add
24316 vectorizable_conversion call.
24317 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24318 * tree-vect-transform.c (vectorizable_conversion): New function.
24319 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24320 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24322 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24323 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24324 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24325 or ALTIVEC_BUILTIN_VCFSX.
24327 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24330 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24331 CONST_DOUBLE and operand 0 is a hard register.
24332 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24333 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24334 is a hard floating-point register.
24336 2007-02-10 Richard Henderson <rth@redhat.com>
24337 Jakub Jelinek <jakub@redhat.com>
24338 Alexandre Oliva <aoliva@redhat.com>
24340 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24341 * builtin-types.def (BT_WORD): Make unsigned.
24342 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24343 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24344 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24345 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24346 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24347 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24349 * expr.c (emutls_var_address): New.
24350 (expand_expr_real_1): Expand emulated tls.
24351 (expand_expr_addr_expr_1): Likewise.
24352 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24353 * output.h (emutls_finish): Declare.
24354 * toplev.c (compile_file): Call it.
24355 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24356 address before wrapping in CONST.
24357 * varasm.c (emutls_htab, emutls_object_type): New.
24358 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24359 (get_emutls_object_name, get_emutls_object_type): New.
24360 (get_emutls_init_templ_addr, emutls_decl): New.
24361 (emutls_common_1, emutls_finish): New.
24362 (assemble_variable): When emulating tls, swap decls; generate
24363 constructor for the emutls objects.
24364 (do_assemble_alias): When emulating tls, swap decl and target name.
24365 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24367 * varpool.c (decide_is_variable_needed): Look at force_output.
24368 Recurse for emulated tls.
24369 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24370 with decide_is_variable_needed.
24371 * emutls.c: New file.
24372 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24373 tls_object for real tls.
24375 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24377 PR rtl-optimization/29599
24378 * reload1.c (eliminate_regs_in_insn): Take the destination
24379 mode into account when computing the offset.
24381 2007-02-09 Stuart Hastings <stuart@apple.com>
24382 Richard Henderson <rth@redhat.com>
24384 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24385 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24386 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24387 fixuns_truncdfhi2): New.
24388 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24389 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24390 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24391 (floatunssidf2): Allow nonimmediate source.
24392 * config/i386/sse.md (movdi_to_sse): New.
24393 (vec_concatv2di): Drop '*'.
24394 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24395 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24396 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24398 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24399 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24400 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24401 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24402 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24403 ix86_build_const_vector.
24404 (x86_emit_floatuns): Rewrite.
24406 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24408 * genautomata.c (longest_path_length): Delete unused function.
24409 (struct state): Delete unused longest_path_length.
24410 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24411 (get_free_state): Delete unused.
24413 2007-02-09 Jan Hubicka <jh@suse.cz>
24415 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24416 * doc/invoke.texi (inline-unit-growth): Update default value.
24418 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24419 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24420 (rebuild_cgraph_edges): Likewise.
24421 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24422 (dump_cgraph_node): Dump frequencies.
24423 (cgraph_clone_edge): Add frequency scales.
24424 (cgraph_clone_node): Add freuqnecy.
24425 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24426 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24427 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24428 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24429 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24430 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24431 (save_inline_function_body): Likewise.
24432 * ipa-inline.c: inluce rtl.h
24433 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24434 (cgraph_edge_badness): Use frequencies.
24435 (cgraph_decide_recursive_inlining): Update clonning.
24436 (cgraph_decide_inlining_of_small_function): Dump frequency.
24437 * predict.c (estimate_bb_frequencies): Export.
24438 * predict.h (estimate_bb_frequencies): Declare.
24439 * tree-inline.c (copy_bb): Watch overflows.
24440 (expand_call_inline): Update call of cgraph_create_edge.
24441 (optimize_inline_calls): Use TODO flags to update frequnecies.
24442 * passes.h: Include predict.h
24443 (init_optimization_passes): Move profile ahead.
24444 (execute_function_todo): Handle TODO_rebuild_frequencies.
24446 2007-02-09 Roger Sayle <roger@eyesopen.com>
24448 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24449 the insbl or inswl pattern into a register.
24451 2007-02-09 Roger Sayle <roger@eyesopen.com>
24453 * config/ia64/ia64.md (bswapdi2): New define_insn.
24455 2007-02-09 Richard Henderson <rth@redhat.com>
24457 * config/i386/constraints.md (Ym): New constraint.
24458 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24459 (movdi_1_rex64): Split sse and xmm general register moves from
24460 memory move alternatives. Use conditional register constraints.
24461 (movsf_1, movdf_integer): Likewise.
24462 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24463 (movdf_integer_rex64): New.
24464 (pushsf_rex64): Fix output constraints.
24465 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24466 (sse2_stored): Likewise.
24467 (sse2_storeq_rex64): New.
24468 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24469 amd and not generic.
24470 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24471 for optimize_size. Remove SF/DFmode hack.
24473 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24475 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24478 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24479 Richard Sandiford <richard@codesourcery.com>
24481 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24482 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24483 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24484 m68k/t-mlib to tmake_file.
24485 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24486 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24487 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24488 Allow it to be cf or m68k. Set m68k_arch_family. If that
24489 variable is not empty, add t-$m68k_arch_family to tmake_file.
24490 Add t-mlibs to tmake_file.
24491 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24492 * config/m68k/t-cf: New file.
24493 * config/m68k/t-m68k: Likewise.
24494 * config/m68k/t-mlibs: Likewise.
24495 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24496 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24497 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24498 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24499 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24501 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24502 (INSTALL_LIBGCC): Delete.
24503 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24504 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24505 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24506 (M68K_MLIB_CPU): Define.
24507 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24508 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24509 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24511 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24512 Richard Guenther <rguenther@suse.de>
24514 PR middle-end/23361
24515 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24516 against INT_MIN/INT_MAX.
24517 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24518 file if a loop is removed.
24520 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24522 * calls.c (store_one_arg): Pass correct alignment to
24523 emit_push_insn for non-BLKmode values.
24524 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24525 unaligned stack slot via a suitably aligned slot.
24527 2007-02-08 DJ Delorie <dj@redhat.com>
24529 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24531 (legal_subregs): Use unsigned char, make const.
24532 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24534 2007-02-08 Paul Brook <paul@codesourcery.com>
24536 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24537 special interworking needed.
24539 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24541 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24542 conditional to __SSE2__.
24543 (Entries below should have been added to first ChangeLog
24544 entry for amdfam10 dated 2007-02-05)
24545 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24547 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24549 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24552 2007-02-08 DJ Delorie <dj@redhat.com>
24554 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24555 * config/m32c/m32c.c (legal_subregs): New.
24556 (m32c_illegal_subreg_p): New.
24557 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24558 unsupported subregs of hard regs.
24560 2007-02-08 Jan Hubicka <jh@suse.cz>
24562 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24563 the same one; always update histograms.
24565 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24567 * passes.c (init_optimization_passes): Tidy comment.
24569 2007-02-08 Roger Sayle <roger@eyesopen.com>
24571 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24572 strip zero_extend, bswap and rotates from POCOUNT's argument.
24573 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24574 zero_extend and rotates from PARITY's argument.
24575 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24576 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24577 of an integer constant at compile-time.
24579 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24582 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24584 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24587 * tree-ssa-live.c (remove_unused_locals): Do not remove
24588 TREE_ADDRESSABLE variables.
24589 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24590 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24591 FOR_CLOBBER. Update all users.
24592 If VAR has an associated alias set, add a virtual operand for
24593 it if no alias is found to conflict with the memory reference.
24595 2007-02-07 Jan Hubicka <jh@suse.cz>
24596 Robert Kidd <rkidd@crhc.uiuc.edu>
24598 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24600 2007-02-07 Ian Lance Taylor <iant@google.com>
24602 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24604 2007-02-07 Roger Sayle <roger@eyesopen.com>
24606 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24607 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24608 tablejumpdi, movsi_to_cr_one): Remove constraints from
24609 define_expand's match_operands.
24611 2007-02-07 Roger Sayle <roger@eyesopen.com>
24613 * global.c (compute_regsets): Move declatation of "i" inside of
24614 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24616 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24619 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24620 of INDIRECT_REF <RESULT_DECL>.
24622 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24624 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24625 Kaz Kojima <kkojima@gcc.gnu.org>
24628 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24630 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24632 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24634 * doc/loop.texi: Document possibility not to perform disambiguation
24635 of loops with multiple latches.
24636 * cfgloopmanip.c (alp_enum_p): Removed.
24637 (add_loop): Handle subloops. Use get_loop_body_with_size.
24638 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24639 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24640 the new forwarder block.
24641 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24642 Handle the case latch is NULL.
24643 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24644 modifications when marking loop exits.
24645 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24647 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24648 disambiguate_loops_with_multiple_latches.
24649 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24650 before fix_loop_structure.
24651 * cfgloop.c: Include pointer-set.h and output.h.
24652 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24653 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24654 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24655 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24656 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24657 disambiguate_multiple_latches, get_loop_body_with_size,
24658 disambiguate_loops_with_multiple_latches): New functions.
24659 (flow_loop_dump): Dump multiple latch edges.
24660 (flow_loop_nodes_find): Handle loops with multiple latches.
24661 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24662 (glb_enum_p): Modified.
24663 (get_loop_body): Use get_loop_body_with_size.
24664 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24665 (AVOID_CFG_MODIFICATIONS): New constant.
24666 (disambiguate_loops_with_multiple_latches, add_loop,
24667 get_loop_body_with_size): Declare.
24668 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24670 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24672 PR inline-asm/28686
24673 * global.c (compute_regsets): New function.
24674 (global_alloc): Refactored ELIMINABLE_REGSET
24675 and NO_GLOBAL_ALLOC_REGS computation out.
24676 (rest_of_handle_global_alloc): Call compute_regsets()
24677 for non-optimizing case.
24679 2007-02-06 Richard Henderson <rth@redhat.com>
24681 * config/i386/constraints.md (Y2): Rename from Y.
24682 (Yi): New constraint.
24683 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24684 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24685 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24686 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24687 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24688 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24689 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24690 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24691 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24692 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24693 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24694 vec_extractv2si_1): Change Y constraints to Y2.
24695 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24696 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24697 Change Y constraints to Y2.
24698 (sse2_loadld): Change Y constraints to x.
24700 2007-02-06 Roger Sayle <roger@eyesopen.com>
24702 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24703 (parity<mode>2): New define_expand using rs6000_emit_parity.
24704 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24705 rs6000_emit_parity): New functions.
24706 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24707 rs6000_emit_parity): Prototype here.
24709 2007-02-06 Ian Lance Taylor <iant@google.com>
24711 * lower-subreg.c (simple_move_operand): Reject CONST.
24712 (resolve_clobber): Call validate_change rather than directly
24713 assigning to XEXP (pat, 0).
24715 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24717 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24718 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24719 (tree-cfg.o): Remove hashtab.h dependency.
24721 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24722 (struct ivopts_data): Change niters to pointer_map_t.
24723 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24724 (niter_for_exit): Create pointer_map on demand. Change for
24726 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24727 (free_loop_data): Destroy data->niters if created and reset field.
24728 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24729 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24731 * tree-ssa-reassoc.c: Include pointer-set.h.
24732 (bb_rank): Change to long *.
24733 (operand_rank): Change to pointer_map_t.
24734 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24735 (insert_operand_rank): Accept long.
24736 (operand_entry_hash, operand_entry_eq): Remove.
24737 (get_rank): Return long. Adjust for changes above.
24738 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24740 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24742 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24743 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24744 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24746 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24747 directly since it cannot be NULL.
24748 (get_vi_for_tree): Rewrite for pointer_map API.
24749 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24750 (init_alias_vars): Create vi_for_tree as pointer_map.
24751 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24753 * tree-cfg.c: Don't include hashtab.h.
24754 (edge_to_cases): Declare as pointer_map.
24755 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24757 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24758 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24759 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24761 (record_switch_edge): Delete.
24762 (get_cases_for_edge): Adjust for pointer_map API, inline
24763 record_switch_edge (rewritten for new API), remove goto.
24765 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24767 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24768 * tree-nested.c: Include pointer-set.h.
24769 (var_map_elt, var_map_eq, var_map_hash): Delete.
24770 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24771 to pointer_map_t's.
24772 (nesting_info_bitmap_obstack): New.
24773 (lookup_field_for_decl): Adjust for pointer_map API.
24774 (lookup_tramp_for_decl): Adjust for pointer_map API.
24775 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24776 (get_local_debug_decl): Adjust for pointer_map API.
24777 (convert_nl_goto_reference): Adjust for pointer_map API.
24778 (convert_nl_goto_receiver): Adjust for pointer_map API.
24779 (create_nesting_tree): Create outside GGC space. Create bitmap on
24780 the new obstack. Create field_map and var_map as pointer_maps.
24781 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24783 (lower_nested_functions): Move root here, no need to NULL it.
24784 Initialize and release the obstack.
24786 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24788 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24789 Remove prototypes and make them non-static.
24790 (struct tree_int_map): Remove.
24791 * tree.h (struct tree_int_map): Move here, turning TO into an
24793 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24795 * tree.h (TREE_COMPLEXITY): Remove.
24796 (struct tree_exp): Remove complexity field.
24797 * tree.c (build1_stat): Don't set it.
24799 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24800 Victor Kaplansky <victork@il.ibm.com>
24802 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24803 (vect_is_simple_reduction): Support reduction with induction as
24804 one of the operands.
24805 (vect_is_simple_iv_evolution): Fix formatting.
24806 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24807 formatting. Don't mark induction phis for vectorization.
24808 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24809 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24810 (vect_get_vec_def_for_operand): Support induction.
24811 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24813 (vectorizable_reduction): Support reduction with induction as one of
24815 (vectorizable_type_demotion): Use def-type of stmt argument rather
24816 than dummy def-type.
24818 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24819 flag_tree_scev_cprop.
24820 * common.opt (tree-scev-cprop): New flag.
24822 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24823 call to vect_get_new_vect_var.
24825 2007-02-06 Ira Rosen <irar@il.ibm.com>
24827 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24828 vectype is not NULL.
24829 (vect_pattern_recog_1): Likewise.
24831 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24833 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24834 (fold_negate_expr): Likewise.
24836 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24839 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24840 even if cv-qualification is the same.
24842 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24844 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24845 __enable_execute_stack on completion.
24847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24849 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24850 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24851 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24852 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24853 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24854 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24855 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24856 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24860 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24861 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24862 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24863 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24864 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24865 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24866 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24867 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24868 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24869 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24870 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24871 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24872 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24873 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24874 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24875 sqrtextenddfxf2_i387): Added amdfam10_decode.
24877 * config/i386/athlon.md (athlon_idirect_amdfam10,
24878 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24879 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24880 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24881 athlon_ivector_store_amdfam10): New define_insn_reservation.
24882 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24887 * config/i386/athlon.md (athlon_call_amdfam10,
24888 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24889 define_insn_reservation.
24890 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24891 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24892 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24894 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24896 * config/i386/athlon.md (athlon_sseld_amdfam10,
24897 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24898 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24902 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24903 define_insn_reservation.
24904 * config/i386/i386.md (sseins): Added sseins to define_attr type
24905 and define_attr unit.
24906 * config/i386/sse.md: Set type attribute to sseins for insertq
24909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24911 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24912 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24913 ssecomi_load_amdfam10, ssecomi_amdfam10,
24914 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24915 define_insn_reservation.
24916 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24920 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24921 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24922 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24923 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24924 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24925 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24926 define_insn_reservation.
24928 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24929 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24930 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24931 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24932 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24936 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24937 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24938 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24939 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24940 athlon_ssemul_load_k8): Added amdfam10.
24942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24944 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24945 (x86_sse_unaligned_move_optimal): New variable.
24947 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24949 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24950 for unaligned vector SSE double/single precision loads for AMDFAM10.
24952 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24954 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24955 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24956 Define TARGET_CPU_DEFAULT_amdfam10.
24957 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24958 (processor_type): Add PROCESSOR_AMDFAM10.
24960 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24961 processor_type in config/i386/i386.h.
24962 Enable imul peepholes for TARGET_AMDFAM10.
24964 * config.gcc: Add support for --with-cpu option for amdfam10.
24966 * config/i386/i386.c (amdfam10_cost): New variable.
24967 (m_AMDFAM10): New macro.
24968 (m_ATHLON_K8_AMDFAM10): New macro.
24969 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24970 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24971 x86_promote_QImode, x86_integer_DFmode_moves,
24972 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24973 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24974 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24975 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24976 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24977 Enable/disable for amdfam10.
24978 (override_options): Add amdfam10_cost to processor_target_table.
24979 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24980 processor_alias_table.
24981 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24982 (ix86_adjust_cost): Add code for amdfam10.
24984 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24986 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24987 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24988 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24989 * config/i386/i386.h: Add builtin definition for SSE4A.
24990 * config/i386/i386.md: Add support for ABM instructions
24991 (popcnt and lzcnt).
24992 * config/i386/sse.md: Add support for SSE4A instructions
24993 (movntss, movntsd, extrq, insertq).
24994 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24995 Add -march=amdfam10 flag.
24996 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24997 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24999 * doc/extend.texi: Add documentation for SSE4A builtins.
25001 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25003 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25005 2007-02-05 Richard Guenther <rguenther@suse.de>
25007 * tree-vectorizer.h (vectorizable_function): Add argument type
25008 argument, change return type.
25009 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25010 * tree-vect-transform.c (vectorizable_function): Handle extra
25011 argument, return vectorized function decl.
25012 (build_vectorized_function_call): Remove.
25013 (vectorizable_call): Handle calls with result and argument types
25014 differing. Handle loop vectorization factor correctly.
25015 * targhooks.c (default_builtin_vectorized_function): Adjust for
25017 * targhooks.h (default_builtin_vectorized_function): Likewise.
25018 * target.h (builtin_vectorized_function): Add argument type
25020 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25021 extra argument, allow vectorizing of lrintf.
25022 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25023 documentation of target hook.
25025 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25028 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25029 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25030 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25032 2007-02-05 Roger Sayle <roger@eyesopen.com>
25034 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25035 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25036 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25037 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25038 before canonicalizing sincos to cexpi.
25039 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25041 2007-02-05 Roger Sayle <roger@eyesopen.com>
25043 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25044 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25045 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25047 2007-02-05 Roger Sayle <roger@eyesopen.com>
25049 * mips-tfile.c (initialize_init_file): Correct endianness test.
25051 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25053 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25054 the 'y' constraint.
25056 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25058 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25059 saves in a PARALLEL before the register assignments.
25061 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25063 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25064 DWARF_FRAME_RETURN_COLUMN to be a general register.
25065 * dwarf2out.c (init_return_column_size): New function, split from...
25066 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25067 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25068 to be nongeneral registers.
25069 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25071 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25072 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25074 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25076 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25078 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25080 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25081 (remove_path): Use can_remove_branch_p and remove_branch instead
25082 of loop_delete_branch_edge.
25083 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25084 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25085 Update profile using scale_dominated_blocks_in_loop.
25086 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25087 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25088 (can_remove_branch_p, remove_branch): Declare.
25089 * tree-cfg.c (tree_can_remove_branch_p): New function.
25090 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25091 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25092 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25094 2007-02-05 Jan Hubicka <jh@suse.cz>
25096 PR middle-end/30696
25097 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25098 nodes in cgraph, don't remove offline copy of the function.
25100 2007-02-04 Jan Hubicka <jh@suse.cz>
25102 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25103 vectors might cause maybe_lookup_element_for_expr to be called
25104 on non-sra-candidate.
25106 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25108 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25109 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25110 spelling conventions.
25112 2007-02-04 Richard Guenther <rguenther@suse.de>
25114 PR middle-end/30636
25115 * fold-const.c (try_move_mult_to_index): Make sure to not
25116 overflow one dimension of a multi-dimensional array access.
25118 2007-02-04 Jan Hubicka <jh@suse.cz>
25120 * passes.c (init_optimization_passes): Reindent.
25122 2007-02-04 Jan Hubicka <jh@suse.cz>
25123 Eric Botcazou <ebotcazou@adacore.com>
25125 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25126 (execute_fixup_cfg): Break out the abnormal goto code.
25127 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25128 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25129 (optimize_inline_calls): Call make_nonlocal_label_edges.
25131 2007-02-04 Jan Hubicka <jh@suse.cz>
25133 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25134 true when something was changed.
25135 (rename_ssa_copies): When something was changed, do
25136 TODO_remove_unused_locals.
25137 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25138 add TODO_remove_unused_locals when instruction was removed.
25140 2007-02-04 Jan Hubicka <jh@suse.cz>
25142 * ipa-inline.c (try_inline): Improve debug output; work on already
25144 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25145 call try_inline for already inlined edges too when flattening;
25146 inline also functions that make callee growth but overall unit size
25149 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25151 * config/m32c/bitops.md, config/m32c/jump.md,
25152 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25153 config/m32r/m32r.h, config/m32r/m32r.md,
25154 config/m32r/predicates.md, config/m68hc11/larith.asm,
25155 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25156 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25157 config/mips/mips-protos.h, config/mips/mips.c,
25158 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25159 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25160 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25161 spelling conventions.
25163 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25164 Follow spelling conventions.
25166 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25168 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25169 warn about C++0x compatibility.
25171 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25173 * config/h8300/h8300.c, config/h8300/h8300.h,
25174 config/h8300/h8300.md: Follow spelling conventions.
25176 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25178 PR middle-end/30667
25179 * combine.c (try_combine): Do not substitute source operand
25180 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25182 2007-02-03 Jan Hubicka <jh@suse.cz>
25184 PR gcov-profile/30650
25185 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25186 do not divide by zero for never executed counters.
25187 (tree_find_values_to_profile): Fix counters.
25188 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25190 2007-02-03 Ian Lance Taylor <iant@google.com>
25192 * lower-subreg.c (simple_move_operand): New static function,
25193 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25195 (simple_move): Call simple_move_operand.
25196 (find_decomposable_subregs): Add special handling of MEMs.
25197 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25198 meaning of return value. If we see a hard register, test whether
25199 it can store a word_mode value. Change all callers.
25201 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25203 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25204 ftrapv insns and expanders.
25205 (subdi3): Change define_expand operand 1 to arith11_operand, and
25206 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25207 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25208 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25211 PR middle-end/30174
25212 * varasm.c (notice_global_symbol): Treat global objects as weak when
25213 flag_shlib is true.
25215 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25217 * emit-rtl.c (dconstpi): Delete.
25218 (dconstsqrt2): New.
25219 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25220 * real.h (dconstpi): Delete.
25221 (dconstsqrt2): New.
25222 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25223 (fold_builtin_hypot): Likewise.
25225 2007-02-03 Tom Tromey <tromey@redhat.com>
25228 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25229 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25231 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25233 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25234 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25235 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25236 config/rs6000/cell.md, config/rs6000/darwin.h,
25237 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25238 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25239 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25240 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25241 typos. Follow spelling conventions.
25242 * doc/invoke.texi: Follow spelling conventions.
25244 2007-02-03 Roger Sayle <roger@eyesopen.com>
25246 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25247 canonicalization transformations that attempt to simplify integer
25248 constant comparisons to become comparisons against zero.
25250 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25252 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25254 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25255 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25257 2007-02-02 Mike Stump <mrs@apple.com>
25259 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25260 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25261 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25262 generate a branch island.
25264 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25266 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25267 (xtensa_legitimate_address_p): New.
25268 (xtensa_legitimize_address): New.
25269 (xtensa_output_addr_const_extra): New.
25270 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25272 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25273 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25274 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25275 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25276 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25277 (xtensa_legitimize_address): New.
25278 (xtensa_output_addr_const_extra): New.
25280 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25282 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25284 2007-02-02 Ian Lance Taylor <iant@google.com>
25286 * expmed.c (expand_divmod): Add comment.
25288 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25290 * emit-rtl.c (renumber_insns): Remove.
25291 * flags.h: Remove the extern for flag_renumber_insns.
25292 * rtl.h: Remove the prototype for renumber_insns.
25293 * toplev.c (flag_renumber_insns): Remove.
25295 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25297 Revert for x86 darwin:
25298 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25300 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25301 code before the following patch under TARGET_MACHO.
25302 (ix86_function_value_regno_p): Likewise.
25304 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25306 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25309 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25312 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25313 loads to general or fp registers. Add comments.
25314 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25316 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25318 * pointer-set.c (insert_aux): Only return insertion slot.
25319 (pointer_set_insert): Adjust.
25320 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25321 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25322 pointer_map_traverse): New.
25323 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25324 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25325 pointer_map_contains, pointer_map_traverse): Declare.
25327 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25329 PR middle-end/30473
25330 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25331 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25333 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25335 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25337 (struct _dep): New type.
25338 (dep_t): New typedef.
25339 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25340 (DEP_STATUS): New access macro. The macro with the same name was
25341 renamed to DEP_LINK_STATUS.
25342 (dep_init): Declare function
25344 (struct _dep_link): New type.
25345 (dep_link_t): New typedef.
25346 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25347 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25348 (DEP_LINK_STATUS): New macro.
25349 (debug_dep_links): New debug function.
25351 (struct _deps_list): New type.
25352 (deps_list_t): New typedef.
25353 (DEPS_LIST_FIRST): New access macro.
25354 (FOR_EACH_DEP_LINK): New cycle macro.
25355 (create_deps_list, free_deps_list, delete_deps_list): Declare
25357 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25358 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25359 (copy_deps_list_change_con): Ditto.
25361 (move_dep_link): Declare function.
25363 (struct _dep_node): New type.
25364 (dep_node_t): New typedef.
25365 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25367 (struct haifa_insn_data.back_deps): New field to hold backward
25368 dependencies of the insn.
25369 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25371 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25372 Change its type to deps_list_t.
25373 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25374 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25375 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25377 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25379 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25381 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25383 (dep_cost): Declare.
25385 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25386 (ds_to_dk, dk_to_ds): New functions.
25388 (init_dep_1): New static function.
25389 (init_dep): New function.
25390 (copy_dep): New static function.
25392 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25394 (detach_dep_link): New static function.
25395 (move_dep_link): New function.
25397 (dep_links_consistent_p, dump_dep_links): New static functions.
25398 (debug_dep_links): New debugging function.
25400 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25402 (alloc_deps_list, init_deps_list): New static functions.
25403 (create_deps_list): New function.
25404 (clear_deps_list): New static function.
25405 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25406 (deps_list_consistent_p, dump_deps_list): New static functions.
25407 (debug_deps_list): New function.
25408 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25410 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25412 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25413 use new scheduler dependencies lists.
25414 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25415 (sched_analyze): Ditto. Initialize dependencies lists.
25416 (add_forw_dep, compute_forward_dependences): Update to use new
25417 scheduler dependencies lists.
25419 (init_dependency_caches): Init deps_obstack.
25420 (free_dependency_caches): Free deps_obstack.
25422 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25423 new scheduler dependencies lists.
25424 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25425 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25427 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25428 Update to use new scheduler dependencies lists.
25429 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25430 (debug_dependencies): Ditto.
25431 (schedule_region): Update comments.
25433 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25434 scheduler dependencies lists.
25435 (schedule_ebb): Update comments.
25437 * rtl.def (DEPS_LIST): Remove.
25439 * lists.c (unused_deps_list): Remove.
25440 (free_list): Update assertions.
25442 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25443 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25445 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25446 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25448 * haifa-sched.c (comments): Update.
25449 (insn_cost1): Remove. Inline the code into insn_cost ().
25450 (insn_cost): Update to use new scheduler dependencies lists. Move
25451 processing of the dependency cost to dep_cost ().
25452 (dep_cost): New function. Use it instead of insn_cost () when
25453 evaluating cost of the dependency. Use compatible interface to
25454 interact with the target.
25455 (priority): Update to use new scheduler dependencies lists.
25456 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25457 with greater number of insns that depend on the insn.
25458 (schedule_insn): Update to use new scheduler dependencies lists. Add
25459 code to free backward dependencies lists. Inline and optimize code
25460 from resolve_dep () - see PR28071.
25461 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25462 lists. Update call to targetm.sched.is_costly_dependence hook.
25464 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25465 scheduler dependencies lists.
25467 (resolve_dep): Remove. Move the logic to schedule_insn ().
25468 (init_h_i_d): Initialize dependencies lists.
25470 (process_insn_depend_be_in_spec): Rename to
25471 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25472 dependencies lists.
25473 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25474 Update to use new scheduler dependencies lists.
25475 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25477 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25478 new scheduler dependencies lists.
25479 (build_intra_loop_deps): Ditto.
25481 * target.h (struct _dep): Declare to use in
25482 gcc_target.sched.is_costly_dependence.
25483 (struct gcc_target.sched.adjust_cost): Fix typo.
25484 (struct gcc_target.sched.is_costly_dependence): Change signature to
25485 use single dep_t parameter instead of an equivalent triad.
25486 (struct gcc_target.sched.adjust_cost_2): Remove.
25488 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25490 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25492 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25494 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25496 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25497 (REG_DEP_TRUE): Document.
25499 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25500 Change signature to correspond to the targetm.sched.adjust_cost hook.
25501 Update use in TARGET_SCHED_ADJUST_COST_2.
25502 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25503 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25504 new scheduler dependencies lists.
25505 (ia64_gen_check): Ditto.
25507 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25508 scheduler dependencies lists.
25510 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25511 signature to correspond to the targetm.sched.is_costly_dependence hook.
25512 (is_costly_group): Update to use new scheduler dependencies lists.
25514 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25515 instead of INSN_COST () macro.
25517 2007-02-01 Ian Lance Taylor <iant@google.com>
25519 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25521 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25523 * pa.md (tp_load): Correct mfctl instruction syntax.
25525 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25527 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25528 altivec_padding_size calculation on AIX. Improve comment, add
25529 assert to verify that it's right.
25531 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25534 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25536 PR inline-asm/28686
25537 * global.c (global_alloc): Add mising initialization of
25540 2007-02-01 Roger Sayle <roger@eyesopen.com>
25542 * alias.c (init_alias_analysis): Correct whitespace.
25543 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25544 partition_hot_cold_basic_blocks): Likewise.
25545 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25546 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25547 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25548 fold_builtin_snprintf_chk, fold_builtin_printf,
25549 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25550 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25551 * cfgcleanup.c (cleanup_cfg): Likewise.
25552 * cfgexpand.c (tree_expand_cfg): Likewise.
25553 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25554 * function.c (get_next_funcdef_no): Likewise.
25555 * gengtype.c (main): Likewise.
25556 * genmodes.c (main): Likewise.
25557 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25558 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25559 * ifcvt.c (noce_emit_move_insn): Likewise.
25560 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25562 * stor-layout.c (get_best_mode): Likewise.
25563 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25564 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25565 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25566 perform_var_substitution, solve_graph): Likewise.
25567 * tree-vrp.c (vrp_finalize): Likewise.
25569 2007-02-01 Ian Lance Taylor <iant@google.com>
25571 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25572 high part of a paradoxical subreg, return a constant zero.
25574 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25576 * toplev.c (lang_dependent_init): Call init_set_costs.
25577 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25579 2007-02-01 Richard Guenther <rguenther@suse.de>
25581 PR middle-end/30656
25582 * fold-const.c (fold_negate_expr): Allow negating a
25583 constant if overflow does not change.
25585 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25587 * doc/c-tree.texi (Expression trees): Improve markup.
25588 * doc/tm.texi (Register Classes, Addressing Modes)
25589 (Floating Point): Fix spacing after abbreviations. Fix some
25592 2007-02-01 Ben Elliston <bje@au.ibm.com>
25594 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25595 * doc/contrib.texi: Likewise.
25596 * doc/install.texi: Likewise.
25598 2007-01-31 Richard Henderson <rth@redhat.com>
25599 Ian Lance Taylor <iant@google.com>
25601 * lower-subreg.c: New file.
25602 * rtl.def (CONCATN): Define.
25603 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25604 pass_lower_subreg2.
25605 * emit-rtl.c (update_reg_offset): New static function, broken out
25606 of gen_rtx_REG_offset.
25607 (gen_rtx_REG_offset): Call update_reg_offset.
25608 (gen_reg_rtx_offset): New function.
25609 * regclass.c: Revert patch of 2006-03-05, restoring
25611 (clear_reg_info_regno): New function.
25612 * dwarf2out.c (concatn_loc_descriptor): New static function.
25613 (loc_descriptor): Handle CONCATN.
25614 * common.opt (fsplit_wide_types): New option.
25615 * opts.c (decode_options): Set flag_split_wide_types when
25617 * timevar.def (TV_LOWER_SUBREG): Define.
25618 * rtl.h (gen_reg_rtx_offset): Declare.
25619 (reg_scan_update): Declare.
25620 * regs.h (clear_reg_info_regno): Declare.
25621 * tree-pass.h (pass_lower_subreg): Declare.
25622 (pass_lower_subreg2): Declare.
25623 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25624 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25625 -fsplit-wide-types.
25626 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25627 * Makefile.in (OBJS-common): Add lower-subreg.o.
25628 (lower-subreg.o): New target.
25630 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25632 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25634 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25637 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25639 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25641 PR middle-end/29335
25642 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25644 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25646 * cfgloop.h: Include vec-prim.h.
25647 (enum li_flags): Remove LI_ONLY_OLD.
25648 (loop_iterator): Changed.
25649 (fel_next, fel_init): Iterate over loop tree.
25650 (FOR_EACH_LOOP_BREAK): New macro.
25651 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25653 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25654 * modulo-sched.c (sms_schedule): Ditto.
25655 * tree-vectorizer.c (vectorize_loops): Ditto.
25656 * doc/loop.texi: Update information on loop numbering and behavior of
25657 FOR_EACH_LOOP wrto new loops.
25658 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25659 add_to_evolution_1): Test nestedness of loops instead of comparing
25661 * tree-chrec.c (chrec_fold_plus_poly_poly,
25662 chrec_fold_multiply_poly_poly, chrec_evaluate,
25663 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25664 reset_evolution_in_loop): Ditto.
25665 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25667 2007-01-31 Dirk Mueller <dmueller@suse.de>
25669 * c-common.c (warn_about_parentheses): Separate warning about
25670 un-parenthized sequence of comparison operators from the one
25671 which is supposed to warn about x <= y <= z.
25673 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25675 * optabs.h (enum optab_index): Add new OTI_isinf.
25676 (isinf_optab): Define corresponding macro.
25677 * optabs.c (init_optabs): Initialize isinf_optab.
25678 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25680 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25681 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25683 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25684 expand_builtin_interclass_mathfn.
25685 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25686 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25687 (fxam<mode>2_i387): New insn pattern.
25688 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25689 built-in functions as x87 inline asm.
25691 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25693 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25695 2007-01-30 Eric Christopher <echristo@apple.com>
25697 * config.gcc: Add geode.
25699 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25701 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25702 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25703 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25704 value-prof.c: Fix comment typos.
25706 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25709 * doc/invoke.texi (Wpointer-arith): Document warning.
25711 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25713 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25714 the list of discrepancies from the draft TR.
25716 2007-01-30 Dirk Mueller <dmueller@suse.de>
25719 * doc/invoke.texi (-Wreturn-type): Update description to
25720 match new behavior.
25722 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25724 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25726 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25728 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25729 to handle optabs that operate on floating point input argument and
25730 output to integer output.
25731 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25732 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25733 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25734 expand_builtin_interclass_mathfn ().
25735 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25736 (ilogbsi2): Remove.
25737 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25738 ilogbl built-in functions as x87 intrinsics.
25740 2007-01-30 Richard Guenther <rguenther@suse.de>
25742 PR middle-end/27657
25743 * dwarf2out.c (reference_to_unused): Query varpool if the
25744 variable was output.
25746 2007-01-30 Richard Guenther <rguenther@suse.de>
25748 PR middle-end/30313
25749 * passes.c (execute_one_pass): Reset in_gimple_form to not
25750 confuse non-unit-at-a-time mode.
25752 2007-01-29 Roger Sayle <roger@eyesopen.com>
25753 Richard Guenther <rguenther@suse.de>
25755 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25756 avoid undefined behaviour on overflow. Use force_fit_type_double
25757 to construct the constant with the specified TREE_OVERFLOW.
25759 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25761 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25762 * config/dfp-bit.h: Ditto.
25764 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25766 * c-decl.c (pop_scope): Replace warnings with call to
25767 warn_for_unused_label.
25768 * c-common.h (warn_for_unused_label): Declare.
25769 * c-common.c (warn_for_unused_label): Define.
25771 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25773 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25776 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25778 * Makefile.in (USER_H): Remove decfloat.h.
25779 * ginclude/decfloat.h: Delete, moving contents to ...
25780 * ginclude/float.h: Add support for decimal floating point,
25781 guarded by __STDC_WANT_DEC_FP__.
25783 2007-01-29 Mike Stump <mrs@apple.com>
25785 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25786 Analysis and Representation to resolve case insensitive conflict.
25787 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25789 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25791 * tree.h (struct tree_memory_tag): Add aliases member.
25792 (MTAG_ALIASES): New macro.
25793 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25794 (add_may_alias): Remove pointer-set. Update for may_aliases being
25796 (mark_aliases_call_clobbered): Update for may_aliases being a
25798 (compute_tag_properties): Ditto.
25799 (create_partition_for): Ditto.
25800 (compute_memory_partitions): Ditto.
25801 (dump_may_aliases_for): Ditto.
25802 (is_aliased_with): Ditto.
25803 (add_may_alias_for_new_tag): Ditto.
25804 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25805 (compute_is_aliased): New function.
25806 (compute_may_aliases): Call compute_is_aliased).
25807 (init_alias_info): Initialize alias_bitmap_obstack.
25808 (union_alias_set_into): New function.
25809 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25810 (have_common_aliases_p): Rewrite to take two bitmaps and use
25812 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25813 Update for bitmaps.
25814 (finalize_ref_all_pointers): Update for add_may_alias changes.
25815 (new_type_alias): Ditto.
25816 * tree-flow-inline.h (may_aliases): Return a bitmap.
25817 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25818 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25819 may_aliases being a bitmap.
25820 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25821 may_aliases now returns a bitmap.
25822 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25824 * tree-ssa-operands.c (add_virtual_operand): Update for
25825 may_aliases being a bitmap.
25827 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25829 PR tree-optimization/30630
25830 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25831 variable as changed.
25833 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25836 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25837 expanded only once even if an error occurs.
25839 2007-01-29 Ben Elliston <bje@au.ibm.com>
25841 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25842 (__gcov_average_profiler): Likewise.
25843 (__gcov_ior_profiler): Likewise.
25844 (__gcov_merge_ior): Likewise.
25846 2007-01-28 Jan Hubicka <jh@suse.cz>
25848 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25849 * value-prof.c (stringop_block_profile): Likewise.
25851 2007-01-28 Jan Hubicka <jh@suse.cz>
25853 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25854 Add variant handling histograms; add wrapper.
25855 (clear_storage_via_libcall): Export.
25856 (emit_block_move_hints): Break out from ...; add histograms.
25857 (emit_block_move): ... this one.
25858 (clear_storage_hints): Break out from ...; add histograms.
25859 (clear_storage): ... this one.
25860 (set_storage_via_memset): Handle histogram.
25861 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25862 (clear_storage_hints, clear_storage_via_libcall): Declare.
25863 (set_storage_via_setmem): Update prototype.
25864 * doc/md.texi (movmem, setmem): Document new arguments.
25866 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25867 Add new histograms.
25868 (stringop_block_profile): New global function.
25869 (tree_stringops_values_to_profile): Profile block size and alignment.
25870 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25872 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25873 (stringop_block_profile): Declare.
25874 * builtins.c: Include value-prof.h.
25875 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25876 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25877 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25878 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25879 * profile.c (instrument_values): Add new counters.
25880 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25882 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25883 (tree_init_edge_profiler): Build new profilers.
25884 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25885 (pass_tree_profile): Add dump.
25886 (tree_profile_hooks): Update.
25887 * Makefile.in (LIBGCOV): Add new constants.
25888 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25889 __gcov_ior_profiler): New.
25890 * i386.md (movmem/setmem expanders): Add new optional arguments.
25892 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25894 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25896 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25898 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25899 (tree_unswitch_single_loop): Pass eni_size_weights to
25900 tree_num_loop_insns.
25901 * tree-ssa-loop-manip.c: Include tree-inline.h.
25902 (can_unroll_loop_p): Pass eni_size_weights to
25903 tree_num_loop_insns.
25904 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25905 Pass eni_size_weights to estimate_num_insns.
25906 * tree.h (init_inline_once): Export.
25907 * toplev.c (backend_init): Call init_inline_once.
25908 * cgraphunit.c (cgraph_process_new_functions,
25909 cgraph_analyze_function): Pass eni_inlining_weights to
25910 estimate_num_insns.
25911 * ipa-inline.c (compute_inline_parameters): Ditto.
25912 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25913 to estimate_num_insns.
25914 (try_unroll_loop_completely): Pass eni_size_weights to
25915 tree_num_loop_insns.
25916 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25917 ot estimate_num_insns.
25918 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25919 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25920 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25921 eni_time_weights): New variables.
25922 (init_inline_once): Initialize them.
25923 (struct eni_data): Mew.
25924 (estimate_num_insns_1, estimate_num_insns): Use weights.
25925 * tree-inline.h (struct eni_weights_d): New.
25926 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25927 (estimate_num_insns): Declaration changed.
25928 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25929 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25930 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25932 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25934 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25935 relations in the conflict function is valid.
25937 2007-01-27 Ian Lance Taylor <iant@google.com>
25939 * common.opt: Add fstrict-overflow.
25940 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25941 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25942 (TYPE_OVERFLOW_UNDEFINED): Define.
25943 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25945 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25946 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25947 (fold_negate_expr): Likewise.
25948 (make_range): Likewise.
25949 (extract_muldiv_1): Likewise.
25950 (maybe_canonicalize_comparison): Likewise.
25951 (fold_comparison): Likewise.
25952 (fold_binary): Likewise.
25953 (tree_expr_nonnegative_p): Likewise.
25954 (tree_expr_nonzero_p): Likewise.
25955 * tree-vrp.c (compare_values): Likewise.
25956 (extract_range_from_binary_expr): Likewise.
25957 (extract_range_from_unary_expr): Likewise.
25958 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25960 (nowrap_type_p): Likewise.
25961 * tree-scalar-evolution.c (simple_iv): Likewise.
25962 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25963 (build_range_check): Likewise.
25964 (extract_muldiv_1): Likewise.
25965 (fold_comparison): Likewise.
25966 * tree-vrp.c (vrp_int_const_binop): Likewise.
25967 (extract_range_from_unary_expr): Likewise.
25968 * convert.c (convert_to_integer): Likewise.
25969 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25970 (fold_comparison): Likewise.
25971 (fold_binary): Likewise.
25972 * optabs.c (optab_for_tree_code): Likewise.
25973 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25974 * simplify-rtx.c (simplify_const_relational_operation): Check
25975 flag_strict_overflow and flag_trapv.
25976 (simplify_const_relational_operation): Likewise.
25977 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25978 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25981 2007-01-27 Roger Sayle <roger@eyesopen.com>
25983 * tree.c (tree_fold_gcd): Delete.
25984 * tree.h (tree_fold_gcd): Remove prototype.
25985 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25986 test whether one constant integer is a multiple of another. Instead
25987 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25988 * fold-const.c (multiple_of_p): We've determined both TOP and
25989 BOTTOM are integer constants so we can call int_const_binop directly
25990 instead of the more generic const_binop.
25992 2007-01-27 Roger Sayle <roger@eyesopen.com>
25994 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25995 1*X check that the constant hasn't overflowed, to preserve the
25997 (round_up): Provide an efficient implementation when rouding-up an
25998 INTEGER_CST to a power-of-two.
26000 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26002 * doc/sourcebuild.texi: Add comma for clarity.
26003 * doc/extend.texi: Fix some typos.
26004 * doc/passes.texi: Likewise.
26005 * doc/cppinternals.texi: Likewise.
26006 * doc/c-tree.texi: Likewise.
26007 * doc/tree-ssa.texi: Likewise.
26008 * doc/install.texi: Likewise.
26010 2007-01-27 Jan Hubicka <jh@suse.cz>
26012 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26013 (pass_sra): Do not require alias information.
26014 * passes.c (init_optimization_passes): Add SRA
26016 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26018 * tracer.c (rest_of_handle_tracer): We already cleaned
26019 up the CFG in tracer() so don't do it here again.
26020 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26021 cleanup_cfg here, either. And don't call renumber_insns.
26023 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26024 and BB_HEAD are in the insn stream here. Instead make sure
26025 that BB_INSN is valid on all insns. Also, do check here that
26026 there are no pending branch predictions...
26027 (rtl_verify_flow_info): ...instead of doing it here. Checks
26028 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26031 2007-01-26 Roger Sayle <roger@eyesopen.com>
26033 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26034 function to simplify/factorize operand order canonicalization.
26035 (ix86_fixup_binary_operands): Reorganize using the above function.
26036 (ix86_binary_operator_ok): Likewise.
26038 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26040 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26041 file scope from optimize_attrs.
26042 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26044 (optimize_attrs): Clear insn_code_values after freeing it.
26046 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26048 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26049 a parts.base assignment.
26051 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26053 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26054 (compute_subscript_distance, initialize_data_dependence_relation,
26055 finalize_ddr_dependent, analyze_ziv_subscript,
26056 analyze_siv_subscript_cst_affine,
26057 compute_overlap_steps_for_affine_univar,
26058 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26059 analyze_siv_subscript, analyze_miv_subscript,
26060 analyze_overlapping_iterations, subscript_dependence_tester_1,
26061 compute_self_dependence, free_dependence_relation): Work
26062 with affine_fn instead of chrecs.
26063 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26064 common_affine_function, affine_function_base,
26065 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26066 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26067 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26068 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26069 (all_chrecs_equal_p): Removed.
26070 * tree-data-ref.h (affine_fn, conflict_function): New types.
26071 (struct subscript): Change type of conflicting_iterations_in_a
26072 and conflicting_iterations_in_b.
26074 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26077 * config/pa/pa.h (TARGET_HPUX_11): New.
26078 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26079 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26081 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26082 Richard Guenther <rguenther@suse.de>
26084 * tree-ssa-structalias.c (solve_graph): Handle case
26085 we merged the variable to another.
26087 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26089 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26092 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26093 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26095 2007-01-25 DJ Delorie <dj@redhat.com>
26097 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26098 allow changes to modes which don't fit in those registers.
26100 * reload1.c (choose_reload_regs): Check for invalid subregs before
26101 computing their locations, not after.
26103 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26106 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26107 save Altivec registers in an eh_return function.
26108 (compute_vrsave_mask): Likewise.
26109 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26110 for saving Altivec registers.
26111 (rs6000_emit_prologue): Don't allocate stack twice in
26112 eh_return function. Correct expected value of altivec_save_offset
26113 when using save_world. Describe save of R0 to stack when using
26114 save_world. Describe stack pointer adjustment when using
26115 save_world. Remove duplicated eh_return parameter register saving.
26116 Update sp_offset variable after save_world.
26117 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26119 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26120 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26123 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26125 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26127 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26130 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26131 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26133 2007-01-25 Richard Guenther <rguenther@suse.de>
26135 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26136 * common.opt (-Wcoverage-mismatch): New warning option.
26137 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26138 if -Wcoverage-mismatch is given.
26140 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26142 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26143 (ipcp_driver): Change to static definition.
26144 Add dumping of the ifunctions.
26145 (constant_val_insert): Remove unused parameter. Support for SSA.
26146 (ipcp_propagate_const): Support for SSA.
26147 (ipcp_profile_bb_print): Print only analyzed nodes.
26148 (ipcp_replace_map_create): Remove support for Fortran constant
26150 * ipa-prop.c (ipa_method_modify_stmt,
26151 ipa_callsite_compute_param): Support for SSA.
26152 * ipa-prop.h (ipcp_driver): Remove declaration.
26153 (IS_VALID_TREE_MAP_INDEX): Add define.
26155 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26157 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26159 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26161 PR middle-end/30447
26162 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26163 constant argument to cabs and do it without checking for
26164 -funsafe-math-optimizations.
26166 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26168 * c-common.h (RID_FIRST_CXX0X): New.
26169 (RID_LAST_CXX0X): New.
26170 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26172 * c.opt (Wc++0x-compat): New.
26173 * doc/invoke.texi (-Wc++0x-compat): Document.
26175 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26177 * builtins.c (fold_builtin_carg): New.
26178 (fold_builtin_1): Use it.
26180 2007-01-24 Jan Hubicka <jh@suse.cz>
26182 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26184 * ipa-inline.c (initial_insns, max_insns): Delete.
26185 (compute_max_insns): New function.
26186 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26187 amount of insns as base for code growth.
26188 (cgraph_decide_inlining): Make initial_insns local; do not compute
26190 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26191 * doc/invoke.texi (inline-unit-growth): Update docs.
26193 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26195 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26196 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26197 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26198 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26199 for CPUs that have PTA_CX16 set.
26201 PR middle-end/27416
26202 * gimplify.c (omp_check_private): New function.
26203 (gimplify_scan_omp_clauses): Use it for
26204 firstprivate/lastprivate/reduction.
26206 PR middle-end/30494
26207 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26208 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26210 PR middle-end/30421
26211 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26212 If lower_lastprivate_clauses emits some statements, append them
26213 to dlist rather than body_p and to body_p append an initializer.
26214 (lower_omp_for): Adjust caller.
26216 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26218 * target.h (globalize_decl_name): New.
26219 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26220 * output.h (default_globalize_decl_name): New.
26221 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26223 (globalize_decl): Ditto.
26224 (default_globalize_decl_name): New.
26225 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26226 (ia64_handle_version_id_attribute): New.
26227 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26228 (ia64_asm_output_external): Use globalize_decl_name instead
26229 of globalize_label.
26230 * doc/extend.texi (version_id): New pragma.
26231 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26233 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26235 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26236 _uleb128_t and _Unwind_SWord with _sleb128_t.
26237 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26238 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26240 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26241 * unwind-pe.h (read_uleb128, read_sleb128,
26242 read_encoded_value_with_base): Likewise.
26243 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26245 2007-01-24 Richard Guenther <rguenther@suse.de>
26247 * builtins.c (expand_builtin_cexpi): Get the fndecl
26248 for cexp in the correct way.
26250 2007-01-24 Jan Hubicka <jh@suse.cz>
26252 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26255 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26257 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26258 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26259 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26260 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26261 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26262 __SIZEOF_PTRDIFF_T__.
26263 * doc/cpp.texi: Documentation for the new builtin macros added.
26265 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26267 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26268 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26269 instead of operands[2] to avoid access past the end of array.
26271 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26273 * reload1.c (emit_reload_insns): Pass the reload register
26274 for a non-spill output reload through forget_old_reloads_1.
26276 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26279 _SOFT_DOUBLE if doubles use software floating-point.
26280 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26281 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26282 * config/rs6000/darwin-ldouble.c: Also compile functions for
26283 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26284 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26286 commented-out long double override.
26287 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26288 * config/rs6000/eabispe.h: Likewise.
26289 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26290 long double for non-SPE.
26291 (rs6000_handle_option): Likewise.
26292 (invalid_e500_subreg): Disallow more subregs involding DImode,
26293 DFmode, TImode or TFmode.
26294 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26296 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26298 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26299 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26301 (rs6000_legitimate_address): Also check for TFmode for E500
26303 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26304 (spe_build_register_parallel): Handle TFmode and TCmode.
26305 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26307 (function_arg): Handle TFmode and TCmode for E500 double.
26308 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26310 (print_operand): Handle TFmode and TImode for %y.
26311 (rs6000_generate_compare): Handle TFmode comparisons for E500
26313 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26314 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26315 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26316 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26317 TFmode for E500 double.
26318 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26319 (floatsidf2): Enable for E500 double.
26320 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26321 (extenddftf2): Change to extenddftf2_fprs.
26322 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26323 depending on TARGET_E500_DOUBLE.
26324 (extendsftf2): Enable for E500 double.
26325 (trunctfdf2): Enable for E500 double.
26326 (trunctfsf2): Change to trunctfsf2_fprs.
26327 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26328 depending on TARGET_E500_DOUBLE.
26329 (floatsitf2): Enable for E500 double.
26330 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26331 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26332 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26333 (negtf2): Change to negtf2_internal.
26334 (negtf2): New expander.
26335 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26336 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26337 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26338 (movdi_internal32): Use rs6000_nonimmediate_operand.
26339 (unnamed splitter): Likewise.
26340 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26341 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26342 (SPE64TF, DITI): New mode macros.
26343 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26346 (frob_<mode>_di_2): New.
26347 (frob_tf_di_8_2): New.
26348 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26350 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26352 (frob_ti_<mode>_8_2): New.
26353 (frob_ti_tf_2): New.
26354 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26355 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26357 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26358 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26359 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26360 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26361 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26362 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26365 2007-01-23 Ian Lance Taylor <iant@google.com>
26367 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26369 (OBJS-archive): Reformat, alphabetize.
26370 (OBJS): Change out_object_file to OBJS-md.
26372 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26374 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26375 JUMP_P and CALL_P predicates where applicable.
26376 * config/i386/i386.c: Ditto.
26377 * config/i386/i386.md: Ditto.
26378 * config/i386/mmx.md: Ditto.
26379 * config/i386/predicates.md: Ditto.
26381 2007-01-22 Andreas Schwab <schwab@suse.de>
26383 * config/m68k/m68k.h: Fix comment.
26385 2007-01-22 Jan Hubicka <jh@suse.cz>
26387 * passes.c (init_optimization_passes): Do not rerun
26388 pass_early_warn_uninitialized.
26390 2007-01-22 Richard Guenther <rguenther@suse.de>
26392 PR tree-optimization/30038
26393 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26395 (execute_cse_sincos_1): Likewise.
26396 (execute_cse_sincos): Likewise.
26397 (gate_cse_sincos): Likewise.
26398 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26399 the cexpi() canonicalization of sincos().
26400 * tree-pass.h (pass_cse_sincos): Declare.
26401 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26403 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26405 PR rtl-optimization/29329
26406 * combine.c (replaced_rhs_insn): Rename to i2mod.
26407 (replaced_rhs_value): Rename to i2mod_new_rhs.
26408 (i2mod_old_rhs): New global variable.
26409 (combine_instructions): Adjust for above change. Save a copy of
26410 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26411 note are substituted in the second instruction.
26412 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26413 ditch the note if it pertains to the second eliminated register
26414 and this register is mentioned in i2mod_old_rhs.
26417 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26419 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26420 the insn to which the note was originally attached.
26422 2007-01-21 Jan Hubicka <jh@suse.cz>
26424 * ipa-inline.c (inlining_mode): Comment, move up.
26425 (cgraph_decide_inlining_incrementally): Do not perform inlining
26426 itself; fix handling of flattening of self recursive functions.
26427 (cgraph_find_cycles): Remove.
26428 (cgraph_flatten_node): Remove.
26429 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26430 (try_inline): New function.
26431 (cgraph_early_inlining): Update call of
26432 cgraph_decide_inlining_incrementally. Apply inlining here.
26433 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26435 2007-01-21 Dirk Mueller <dmueller@suse.de>
26438 * tree-vrp.c (check_array_bounds): do not warn
26439 about ADDR_EXPR's of ARRAY_REF's which are immediately
26440 used in binary expressions.
26442 2007-01-21 Ira Rosen <irar@il.ibm.com>
26444 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26445 read_write_dep and macros for its access.
26446 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26447 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26448 argument, call vect_check_interleaving for every independent pair of
26449 data-refs. Mark loads that access the same memory location as a store
26451 (vect_check_dependences): Remove.
26452 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26453 call, fix the call to vect_analyze_data_ref_dependence.
26454 (vect_analyze_data_ref_access): For statements that access the same
26455 data-ref, check that they are not stores; for loads, check that there
26456 is no store that access the same location.
26458 2007-01-20 Roger Sayle <roger@eyesopen.com>
26459 Joseph Myers <joseph@codesourcery.com>
26461 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26462 (-fdump-rtl-stack): Likewise.
26463 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26464 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26465 (-mpt-fixed): Use @minus{} for minus sign.
26466 (Using Precompiled Headers): Fix under/overfull hbox.
26468 2007-01-20 Jan Hubicka <jh@suse.cz>
26470 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26471 place within annotation.
26473 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26475 * pa.c (output_move_double): Change array size of xoperands to 4.
26477 2007-01-20 Jan Hubicka <jh@suse.cz>
26479 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26482 2007-01-19 Ian Lance Taylor <iant@google.com>
26484 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26485 constant to unsigned HOST_WIDE_INT before negating.
26487 2007-01-19 Ian Lance Taylor <iant@google.com>
26489 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26491 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26492 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26493 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26494 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26495 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26496 (realloc_vdef, realloc_vuse): Change second parameter to
26498 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26499 fields to unsigned.
26500 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26501 unsigned. Change x and lim locals to unsigned.
26502 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26504 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26505 (copy_virtual_operands): Change i and n locals to unsigned.
26507 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26509 PR middle-end/29335
26510 * builtins.c (fold_builtin_1): Handle builtin fdim.
26512 2007-01-20 Jan Hubicka <jh@suse.cz>
26514 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26515 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26516 init_alias_heapvars.
26517 (init_alias_heapvars): Initialize only when not already initialized.
26518 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26520 2007-01-19 Roger Sayle <roger@eyesopen.com>
26522 * common.opt (fsigned-zeros): New command line option.
26523 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26524 of flag_unsafe_math_optimizations.
26525 * opts.c (set_fast_math_flags): The -ffast-math command line option
26526 implies -fno-signed-zeros.
26527 (fast_math_flags_set_p): Likewise.
26529 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26530 the documentation of -ffast-math appropriately. Wrap long lines.
26532 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26534 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26535 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26537 2007-01-19 Tomas Bily <tbily@suse.cz>
26539 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26541 (tree_init_ic_make_global_vars): New function
26542 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26543 (tree_gen_ic_profiler): New function
26544 (tree_gen_ic_func_profiler): New function
26545 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26546 (tree_profile_hooks): Added hook for indirec/virtual calls
26547 * value-prof.c (tree_find_values_to_profile): New case for
26549 (tree_values_to_profile): Call for determining indirect/virtual
26551 (tree_indirect_call_to_profile): New function
26552 (tree_ic_transform): New function
26553 (tree_ic): New function
26554 (find_func_by_pid): New function
26555 (init_pid_map): New function
26556 (tree_value_profile_transformations): Added check for
26557 indirect/virtual call transformation
26558 * value-prof.h (enum hist_type): New counter type for
26559 indirect/virtual calls
26560 (profile_hooks): Added new hook for profiling indirect/virtual
26562 * profile.c (instrument_values): New case for indirect/virtual
26564 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26565 (GCOV_COUNTER_V_INDIR): New counter type
26566 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26567 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26569 * cgraph.c: Definition of cgraph_max_pid
26570 (cgraph_create_node): Default init of pid attribute
26571 * cgraph.h: Declaration of cgraph_max_pid
26572 (struct cgraph_node): Added pid attribute
26573 * libgcov.c (__gcov_indirect_call_profiler): New function
26574 (__gcov_one_value_profiler_body): New function
26575 (__gcov_one_value_profiler): Body was moved to
26576 __gcov_one_value_profiler_body and calls it
26578 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26580 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26581 * gengtype.c (write_types_data, write_func_for_structure,
26582 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26583 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26584 (walk_type, write_func_for_structure): Generate the mark_hook if
26587 2007-01-19 Jan Hubicka <jh@suse.cz>
26589 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26590 'early' argument take inlining mode argument specifying whether to
26591 inline for size/speeed or all functions; add support for flattening;
26593 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26595 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26598 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26599 the name of the declared identifier.
26601 2007-01-19 Dirk Mueller <dmueller@suse.de>
26603 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26604 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26605 duplicate evaluation.
26607 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26609 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26610 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26611 to XFMode, use acosxf2 and truncate result to requested mode.
26612 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26613 (asin<mode>2): Similarly, with asin expanders.
26614 (*fscalexf4_i387): Rename from *fscalexf4.
26615 (expNcorexf3): New expander.
26616 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26617 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26618 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26619 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26620 patterns for SSE math.
26621 (exp10<mode>2): Similarly, with exp10 expanders.
26622 (exp2<mode>2): Similarly, with exp2 expanders.
26623 (expm1<mode>2): Similarly, with expm1 expanders.
26624 (ldexp<mode>3): Similarly, with ldexp expanders.
26625 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26626 Use gen_truncxf<mode>2_i387_noop to truncate result.
26628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26630 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26631 for ColdFire targets.
26633 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26634 Richard Sandiford <richard@codesourcery.com>
26636 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26637 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26638 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26639 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26640 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26641 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26645 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26646 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26647 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26648 (*adddi_dilshr32_cf): New pattern.
26649 (adddi3, subdi3): Remove first alternatives.
26651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26653 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26654 implemented using move.l, do not use its cc result for floating-point
26657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26659 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26660 from accepting 's' constraints if flag_pic.
26662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26664 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26665 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26666 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26667 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26669 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26671 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26672 ColdFire alternatives.
26673 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26674 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26675 architectures that support ff1 instruction.
26677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26678 Julian Brown <julian@codesourcery.com>
26680 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26681 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26682 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26687 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26689 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26690 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26691 HOST_WIDE_INT instead of an rtx.
26692 (m68k_rtx_costs): Update call accordingly.
26693 (output_move_const_into_data_reg): Likewise. Fix formatting.
26694 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26696 (output_move_simode_const): Update calls after above changes.
26697 Rework to use automatic variables and predicates like MEM_P.
26698 * config/m68k/m68k.md (pushexthisi_const): Update call to
26701 2007-01-19 Dirk Mueller <dmueller@suse.de>
26703 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26704 in dump_flags test.
26706 2007-01-19 Richard Guenther <rguenther@suse.de>
26708 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26709 via cexp in case sincos is not available.
26711 2007-01-19 Richard Guenther <rguenther@suse.de>
26713 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26714 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26715 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26716 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26717 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26718 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26719 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26720 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26722 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26724 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26726 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26727 (atan2xf3): Directly generate RTL pattern.
26728 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26729 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26730 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26731 disable patterns for SSE math.
26732 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26733 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26734 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26735 disable patterns for SSE math.
26737 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26739 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26741 2007-01-18 Roger Sayle <roger@eyesopen.com>
26743 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26744 VIEW_CONVERT_EXPR to the same type as it's operand.
26746 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26748 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26749 configured for long double 128.
26751 2007-01-18 Mike Stump <mrs@apple.com>
26753 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26756 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26758 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26761 2007-01-18 Jan Hubicka <jh@suse.cz>
26763 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26764 greater than NUM_VOP_FREE_BUCKETS.
26766 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26768 * tree-ssa-structalias.c: Update comments.
26769 (ptabitmap_obstack): Removed.
26770 (pta_obstack): New.
26771 (oldpta_obstack): Ditto.
26772 (stats): Add a few members.
26773 (struct variable_info): Remove node, complex, address_taken, and
26774 indirect_target members. Add oldsolution member.
26775 (new_var_info): Do not initialize removed members.
26776 (constraint_expr_type): Remove INCLUDES.
26777 (constraint_graph): Add size, implicit_preds, rep,
26778 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26779 (FIRST_REF_NODE): New macro.
26780 (LAST_REF_NODE): Ditto.
26781 (FIRST_ADDR_NODE): Ditto.
26782 (find): New function.
26784 (dump_constraint): Do not handle INCLUDES.
26785 (insert_into_complex): Do not insert duplicate constraints.
26786 (condense_varmap_nodes): Renamed and rewritten into ...
26787 (merge_node_constraints): This. Also fix bug in handling of
26788 offseted copy constraints.
26789 (clear_edges_for_node): No longer need to deal with preds at all,
26790 or removing associated preds/succs.
26791 (merge_graph_nodes): Deal with indirect_cycles.
26792 Don't deal with predecessors.
26793 (add_implicit_graph_edge): New function.
26794 (add_pred_graph_edge): Ditto.
26795 (add_graph_edge): Don't deal with predecessors.
26796 (build_constraint_graph): Removed.
26797 (build_pred_graph): New function.
26798 (build_succ_graph): Ditto.
26799 (struct scc_info): Removed in_component. Added roots, dfs, and
26800 node_mapping. Remove visited_index, unification_queue.
26801 (scc_visit): Deal with union-find we do now.
26802 Deal with cycles with REF nodes.
26803 (collapse_nodes): Renamed and rewritten to ...
26804 (unify_nodes): This.
26805 (process_unification_queue): Removed.
26806 (topo_visit): Cleanup
26807 (do_da_constraint): Use find.
26808 (do_sd_constraint): Ditto.
26809 (do_ds_constraint): Ditto.
26810 (do_complex_constraint): Ditto.
26811 (init_scc_info): Update for removed and added members.
26812 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26813 (find_indirect_cycles): This.
26814 (equivalence_class): New variable.
26815 (label_visit): New function.
26816 (perform_variable_substitution): Rewritten.
26817 (free_var_substitution_info): New function.
26818 (find_equivalent_node): Ditto.
26819 (move_complex_constraints): Ditto.
26820 (eliminate_indirect_cycles): Ditto.
26821 (solve_graph): Only propagate changed bits.
26822 Use indirect cycle elimination.
26824 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26825 (tree_id_eq): Renamed to ...
26826 (tree_vi_eq): This. Update for member change
26827 (insert_id_for_tree): Renamed and rewritten to ...
26828 (insert_vi_for_tree): This.
26829 (lookup_id_for_tree): Renamed and rewritten to ...
26830 (lookup_vi_for_tree): This.
26831 (get_id_for_tree): Renamed and rewritten to ...
26832 (get_vi_for_tree): Ditto.
26833 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26834 (process_constraint): Don't handle INCLUDES.
26835 Remove special ADDRESSOF case.
26836 (find_func_aliases): Rewrite to use vi functions instead of id
26838 (create_function_info_for): Ditto.
26839 (create_variable_info_for): Ditto.
26840 (intra_create_variable_infos): Ditto.
26841 (merge_smts_into): Ditto.
26842 (find_what_p_points_to): Ditto.
26843 (init_base_vars): Ditto.
26844 (init_alias_vars): Ditto.
26845 (remove_preds_and_fake_succs): New function.
26846 (dump_sa_points_to_info): Dump new stats.
26847 (dump_solution_for_var): Use find.
26848 (set_used_smts): Fix formatting.
26849 (compute_points_to_sets): Updated for new functions.
26850 (ipa_pta_execute): Ditto.
26852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26853 Richard Sandiford <richard@codesourcery.com>
26855 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26857 * calls.c (expand_call): If the return value is a PARALLEL,
26858 extract its first member.
26859 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26860 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26861 use FUNCTION_EXTRA_EPILOGUE.
26862 (m68k_function_value): Return a PARALLEL if the return value
26863 is of a pointer type.
26864 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26865 (FUNCTION_EXTRA_EPILOGUE): Remove.
26866 * config/m68k/m68k.md (D0_REG): New constant.
26868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26870 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26871 output a NOP for empty epilogues.
26873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26875 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26876 before function. Extend register save check to include all
26877 registers, not just integer ones.
26879 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26881 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26882 (m68k_use_return_insn): ...this.
26883 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26884 * config/m68k/m68k.c (use_return_insn): Rename to...
26885 (m68k_use_return_insn): ...this.
26886 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26887 of USE_RETURN_INSN.
26889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26891 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26892 nearest even, fix denormal rounding overflow.
26894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26896 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26897 f%$smove and f%$move.
26898 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26899 (extendsfdf2_cf): Use fdmove instead of f%&move.
26900 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26901 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26905 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26910 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26911 (coldfire_single_format): Declare.
26912 (coldfire_double_format): Likewise.
26913 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26914 of qnan_msb_set to determine the lower bits of a canonical
26916 (encode_ieee_double): Likewise.
26917 (encode_ieee_quad): Likewise.
26918 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26919 (mips_single_format): Likewise.
26920 (ieee_double_format): Likewise.
26921 (mips_double_format): Likewise.
26922 (ieee_extended_motorola_format): Likewise.
26923 (ieee_extended_intel_96_format): Likewise.
26924 (ieee_extended_intel_128_format): Likewise.
26925 (ieee_extended_intel_96_round_53_format): Likewise.
26926 (ibm_extended_format): Likewise.
26927 (mips_extended_format): Likewise.
26928 (ieee_quad_format): Likewise.
26929 (mips_quad_format): Likewise.
26930 (vax_f_format): Likewise.
26931 (vax_d_format): Likewise.
26932 (vax_g_format): Likewise.
26933 (i370_single_format): Likewise.
26934 (i370_double_format): Likewise.
26935 (decimal_single_format): Likewise.
26936 (decimal_double_format): Likewise.
26937 (decimal_quad_format): Likewise.
26938 (c4x_single_format): Likewise.
26939 (c4x_extended_format): Likewise.
26940 (real_internal_format): Likewise.
26941 (coldfire_single_format): New real_format.
26942 (coldfire_double_format): Likewise.
26943 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26944 canonical_nan_lsbs_set.
26945 (pdp11_d_format): Likewise.
26946 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26947 if TARGET_COLDFIRE_CPU.
26949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26951 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26952 (output_call, m68k_legitimize_call_address): Declare.
26953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26954 parenthesees. Add support for a 'W' constraint.
26955 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26956 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26957 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26958 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26960 (override_options): Initialize them. Do not set flag_no_function_cse
26961 for TARGET_ID_SHARED_LIBRARY.
26962 (m68k_output_pic_call): Delete.
26963 (m68k_legitimize_call_address): New function.
26964 (print_operand): Remove the %o prefix. Handle the %p prefix.
26965 (output_call): New function.
26966 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26967 target address from the GOT if symbolic jumps are not allowed.
26968 * config/m68k/m68k.md (call, general_operand): Do not set
26969 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26970 Merge separate flag_pic and !flag_pic define_insns into...
26971 (*call, *call_value): ...these new patterns. Match the address
26972 rather than the containing MEM and require it to be a call_operand.
26973 Use output_call to generate the asm template.
26974 * config/m68k/predicates.md (const_call_operand): New predicate.
26975 (call_operand): Likewise.
26977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26979 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26980 (STACK_GROWS_DOWNWARD): Define to 1.
26981 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26982 comments, emphasizing that these values are only defaults.
26983 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26984 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26988 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26990 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26991 Richard Sandiford <richard@codesourcery.com>
26993 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26994 (FP_REGNO_P): New macros.
26995 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26996 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26997 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26998 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27003 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27005 * config/m68k/t-floatlib: New file, extracting common code from...
27006 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27007 * config/m68k/t-uclinux: Here.
27008 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27009 routines on ColdFire targets.
27011 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27013 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27014 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27015 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27016 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27017 explicitly set MOTOROLA to 1.
27018 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27021 Nathan Sidwell <nathan@codesourcery.com>
27023 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27024 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27025 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27026 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27027 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27028 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27029 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27030 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27031 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27032 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27033 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27034 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27035 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27036 (DBX_REGISTER_NUMBER): Delete.
27037 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27038 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27039 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27041 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27043 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27044 * config/flat.h: New file.
27045 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27046 OBJECT_FORMAT_FLAT.
27047 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27048 indirect references for -msep-data or -mid-shared-library.
27049 Do not use PC-relative code addresses either.
27050 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27052 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27053 for shared libraries and crt1.o for executables. Use crti.o and
27055 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27056 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27057 Do not add -elf2flt or -shared-lib-id options here.
27058 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27059 Pass -shared-lib-id if -mid-shared-library, taking the library
27060 identifier from -mshared-library-id if given, otherwise
27062 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27063 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27064 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27065 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27066 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27067 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27069 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27070 jump sequence for ISA A and ISA A+.
27071 (PICJUMP): Likewise.
27073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27075 * config.gcc (m68k-*-uclinux*): Base the port on the common
27076 and m68k GNU/Linux files rather than on the generic ELF ones.
27077 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27078 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27080 2007-01-18 Julian Brown <julian@codesourcery.com>
27081 Richard Sandiford <richard@codesourcery.com>
27083 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27084 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27085 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27087 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27088 80 unconditionally.
27089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27093 * doc/install.texi: Document m68k-uclinuxoldabi.
27094 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27095 * config/m68k/uclinux-oldabi.h: New file, copied from
27096 config/m68k/uclinux.h.
27098 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27100 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27101 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27102 (m32r_compute_frame_size): Use unsigned for regno.
27103 (m32r_reload_lr): Use gen_frame_mem.
27105 (m32r_output_function_epilogue): Don't output the function epilogue
27107 (m32r_expand_epilogue): New.
27108 (direct_return): Return false if the function has the interrupt
27110 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27111 * config/m32r/m32r.md (epilogue): New expander.
27112 (return_lr, return_rte): New insns.
27113 (return): Make it expander.
27114 (return_normal): New expander.
27116 2007-01-18 Josh Conner <jconner@apple.com>
27119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27120 support for UNLE, UNLT, UNGE, and UNGT.
27122 2007-01-18 Jan Hubicka <jh@suse.cz>
27124 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27125 * tree-tailcall (add_virtual_phis): Likewise.
27126 (optimize_tail_call): Return TODOs.
27127 (execute_tail_calls): Return TODOs.
27128 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27132 Cleanup cfg using TODO.
27133 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27134 * passes.c (execute_function_todo): When cleanup did something, remove
27136 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27137 (make_edges): Don't cleanup_cfg.
27139 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27141 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27142 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27143 operate on the top of stack.
27144 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27145 register handling of instructions that output to the second
27147 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27148 (move_for_stack_reg): Special-case check for dead destination
27149 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27151 * config/i386/i386.md (UNSPEC_TAN): New constant.
27152 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27153 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27154 to correctly model move of constant 1.0 to top stack slot.
27155 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27156 (unnamed peephole2 pattern): Remove corresponding peephole2
27157 pattern that optimizes tan insn and loading of constant 1.0.
27158 (tanxf2): Use fptanxf4_i387.
27159 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27160 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27161 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27162 disable patterns for SSE math.
27163 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27164 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27166 2007-01-18 Dirk Mueller <dmueller@suse.de>
27167 Richard Guenther <rguenther@suse.de>
27170 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27171 * common.opt (Warray-bounds): Add new warning option.
27172 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27174 * Makefile.in: make tree-vrp.o depend on toplev.h
27175 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27177 (check_array_refs, check_array_bounds, check_array_ref): New.
27179 2007-01-18 Jan Hubicka <jh@suse.cz>
27181 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27182 (execute_ssa_ccp): Return flags conditionally.
27183 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27185 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27187 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27189 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27190 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27192 * Makefile.c (GTFILES): Add cfglayout.h.
27193 * gengtype.c (open_base_files): Likewise.
27194 * cfglayout.c (cfg_layout_function_footer,
27195 cfg_layout_function_header) Reindent to make gengtype happy.
27196 * cfglayout.h (cfg_layout_function_footer,
27197 cfg_layout_function_header): Add GTY(()) marker.
27199 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27201 2007-01-18 Ben Elliston <bje@au.ibm.com>
27203 * genautomata.c (write_automata): Include xstrerror output in the
27204 error message if writing the DFA description file fails.
27206 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27208 * config/mips/mips-protos.h (mips_output_external): Make it
27210 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27211 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27212 (extern_list): Likewise.
27213 (extern_head): Likewise.
27214 (TARGET_ASM_FILE_END): Likewise.
27215 (mips_file_end): Likewise.
27216 (mips_output_external): Rewritten.
27218 2007-01-18 Ben Elliston <bje@au.ibm.com>
27220 * genpreds.c (write_insn_preds_c): Only write out the function
27221 body for regclass_for_constraint if we have register constraints.
27223 2007-01-17 Tom Tromey <tromey@redhat.com>
27225 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27226 * doc/install.texi (Testing): Use sourceware.org.
27227 (Binaries): Likewise.
27228 (Specific): Likewise.
27229 * doc/contrib.texi (Contributors): Use sourceware.org.
27231 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27233 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27234 (AVR_ENHANCED): Rename to ...
27235 (AVR_HAVE_MUL): ... new.
27236 (avr_enhanced_p): Rename to ...
27237 (avr_have_mul_p): ... new.
27238 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27239 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27240 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27241 (avr_have_mul_p): ... new.
27242 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27243 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27244 'avr_enhanced_p' and 'enhanced'.
27245 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27246 AVR_HAVE_MUL instead of AVR_ENHANCED.
27247 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27248 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27249 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27250 instead of AVR_ENHANCED.
27251 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27252 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27253 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27255 2007-01-17 Ian Lance Taylor <iant@google.com>
27257 * vec.h (VEC_reserve_exact): Define.
27258 (vec_gc_p_reserve_exact): Declare.
27259 (vec_gc_o_reserve_exact): Declare.
27260 (vec_heap_p_reserve_exact): Declare.
27261 (vec_heap_o_reserve_exact): Declare.
27262 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27264 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27265 negative parameter.
27266 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27267 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27268 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27269 * vec.c (calculate_allocation): Add exact parameter. Change all
27271 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27272 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27273 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27274 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27275 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27276 (vec_heap_p_reserve_exact): New function.
27277 (vec_heap_o_reserve_exact): New function.
27279 2007-01-17 Jan Hubicka <jh@suse.cz>
27281 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27283 2007-01-17 Eric Christopher <echristo@apple.com>
27285 * config.gcc: Support core2 processor.
27287 2007-01-16 Jan Hubicka <jh@suse.cz>
27289 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27290 the names, just unlink the chain so we don't crash on dangling
27294 2007-01-16 Jan Hubicka <jh@suse.cz>
27296 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27297 * tree-pass.h: Reorder to make IPA passes appear toegher.
27298 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27300 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27301 parameters, do not call early inliner.
27302 * ipa-inline.c: Update comments. Include tree-flow.h
27303 (cgraph_decide_inlining): Do not compute inlining parameters.
27304 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27305 be called with function context set up.
27306 (pass_ipa_inline): Remove unreachable functions before pass.
27307 (cgraph_early_inlining): Simplify assuming to be called from the
27309 (pass_early_inline): New pass.
27310 (cgraph_gate_ipa_early_inlining): New gate.
27311 (pass_ipa_early_inline): Turn into simple wrapper.
27312 (compute_inline_parameters): New function.
27313 (gate_inline_passes): New gate.
27314 (pass_inline_parameters): New pass.
27315 (apply_inline): Move here from tree-optimize.c
27316 (pass_apply_inline): New pass.
27317 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27319 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27320 doing them by hand.
27321 (tree_function_versioning): Do not allocate dummy struct function.
27322 * tree-inline.h (optimize_inline_calls): Update prototype.
27323 * tree-optimize.c (execute_fixup_cfg): Export.
27324 (pass_fixup_cfg): Remove
27325 (tree_rest_of_compilation): Do not apply inlines.
27326 * tree-flow.h (execute_fixup_cfg): Declare.
27327 * Makefile.in (gt-passes.c): New.
27328 * passes.c: Include gt-passes.h
27329 (init_optimization_passes): New passes.
27330 (nnodes, order): New static vars.
27331 (do_per_function_toporder): New function.
27332 (execute_one_pass): Dump current pass here.
27333 (execute_ipa_pass_list): Don't dump current pass here.
27335 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27337 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27338 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27340 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27342 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27343 (strong_alias): Define.
27344 (__gcc_qmul): Provide non-FMA for soft-float.
27345 (__gcc_qdiv): Same.
27350 (__gcc_qunord): New.
27360 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27361 soft-float functions.
27362 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27363 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27364 about long double soft float.
27366 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27367 Tehila Meyzels <tehila@il.ibm.com>
27369 * tree-vectorizer.h (is_pattern_stmt_p): New.
27370 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27371 formatting (tabs instead of spaces). Cleanup and clarify setting
27372 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27373 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27374 (vectorizable_type_demotion): Check that types are integral.
27375 (vectorizable_type_promotion): Likewise.
27376 (vectorizable_store): Fix typo. Eliminate new-line at end of
27379 2007-01-16 Jan Hubicka <jh@suse.cz>
27381 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27384 2007-01-15 Eric Christopher <echristo@apple.com>
27386 * ifcvt.c: Include vec.h, vecprim.h.
27387 (check_cond_move_block): New argument regs.
27388 Reorganize. Add registers used to regs.
27389 (cond_move_process_if_block): Use regs set above as
27392 2007-01-15 Eric Christopher <echristo@apple.com>
27394 * config/darwin.h: Update copyright.
27395 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27396 (LINK_COMMAND_SPEC): Add -u.
27397 (LINK_SPEC): Fix umbrella for above.
27399 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27401 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27404 2007-01-15 Tom Tromey <tromey@redhat.com>
27406 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27407 * doc/install.texi (Testing): Don't mention jacks.
27408 (Configuration): Document --enable-java-maintainer-mode. Move
27409 --with-java-home to libgcj-specific section. Document
27411 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27413 2007-01-15 Jan Hubicka <jh@suse.cz>
27415 * tree-ssa-dce.c (DCE_TODOs): New.
27416 (propagate_necessity): Return if something changed.
27417 (eliminate_unnecessary_stmts): Likewise.
27418 (perform_tree_ssa_dce): Return TODO flags when needed.
27419 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27421 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27423 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27424 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27425 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27426 patterns using X87MODEF12 mode macro. Extend operand 1
27427 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27428 (log10<mode>2): Ditto.
27429 (log2<mode>2): Ditto.
27430 (log1p<mode>2): Ditto.
27431 (logb<mode>2): Ditto.
27432 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27433 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27434 (*fxtractxf3_i387): Rename from *fxtractxf3.
27435 (fxtract_extend<mode>xf3_i387): New insn pattern.
27436 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27437 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27438 and gen_fyl2xxf3_i387().
27440 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27442 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27443 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27444 get_loop_exit_edges. Changed return type to bool.
27445 * cfgloop.h (fix_loop_placement): Declaration removed.
27447 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27449 * param.h (MIN_VECT_LOOP_BOUND): New.
27450 * params.def (MIN_VECT_LOOP_BOUND): New.
27451 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27452 argument - minimum threshold for number of iterations.
27453 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27454 argument to declaration.
27455 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27456 MIN_VECT_LOOP_BOUND.
27457 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27458 slpeel_tree_peel_loop_to_edge with additional argument.
27459 (vect_do_peeling_for_alignment): Likewise.
27460 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27462 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27465 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27466 operands of size 1.
27468 2007-01-14 Jan Hubicka <jh@suse.cz>
27470 * tree-dfa.c (remove_referenced_var): New function.
27471 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27472 prune referenced vars list too.
27473 * tree-flow.h (remove_referenced_var): Declare.
27475 2007-01-14 Jan Hubicka <jh@suse.cz>
27477 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27479 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27480 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27481 * except.h (verify_eh_throw_table_statements): Kill prototype.
27482 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27483 into call exrepssions.
27484 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27486 * tree-cfg.c: Include pointer-set.h.
27487 (verify_node_sharing): Work on pointer set.
27488 (verify_eh_throw_stmt_node): New.
27489 (verify_stmts): Use pointers sets, verify throw_stmt.
27491 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27493 * ipa-reference.c (analyze_function): Consider also addresses taken
27496 2007-01-12 Roger Sayle <roger@eyesopen.com>
27498 * c-typeck.c (null_pointer_constant_p): Replace use of
27499 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27500 (build_c_cast): Likewise.
27502 2007-01-12 Roger Sayle <roger@eyesopen.com>
27504 * tree.h (force_fit_type_double): Remove unused final argument.
27505 * c-common.c (constant_expression_warning): Replace use of
27506 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27507 (convert_and_check): Likewise.
27508 (shorten_compare): Update call to force_fit_type_double.
27509 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27510 * convert.c (convert_to_pointer): Update call to
27511 force_fit_type_double.
27512 * fold-const.c (force_fit_type_double): Remove overflowed_const
27514 (int_const_binop, fold_convert_const_int_from_int,
27515 fold_convert_const_int_from_real, fold_div_compare,
27516 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27517 fold_abs_const, fold_not_const): Remove the final argument from
27518 calls to force_fit_type_double.
27520 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27522 * configure.ac: Set insn to "nop" for spu-*-* also.
27523 * configure: Regenerate.
27525 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27527 * builtins.def : Add BUILT_IN_FREE.
27529 2007-01-12 Jan Hubicka <jh@suse.cz>
27531 PR tree-optimization/30443
27532 * tree-inline.c (tree_function_versioning): Do not optimize when
27533 cloning for inlining.
27535 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27537 * doc/loop.texi: Document recording of loop exits.
27538 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27539 (update_single_exits_after_duplication,
27540 update_single_exit_for_duplicated_loop,
27541 update_single_exit_for_duplicated_loops): Removed.
27542 (duplicate_loop_to_header_edge): Do not call
27543 update_single_exits_after_duplication and
27544 update_single_exit_for_duplicated_loops.
27545 (loop_version): Do not update single_exit information.
27546 (fix_loop_structure): Use record_loop_exits instead of
27547 mark_single_exit_loops.
27548 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27549 the lists of loop exits.
27550 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27551 split_edge, merge_blocks): Update the lists of loop exits.
27552 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27553 loop_optimizer_init.
27554 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27555 of mark_single_exit_loops.
27556 (loop_optimizer_finalize): Call release_recorded_exits.
27557 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27558 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27559 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27560 update single exit information.
27561 * lambda-code.c (perfect_nestify): Ditto.
27562 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27563 (mark_single_exit_loops): Removed.
27564 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27565 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27566 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27568 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27569 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27570 (verify_loop_structure): Verify consistency of the exit lists.
27571 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27572 (set_single_exit): Removed.
27573 * cfgloop.h (struct loop_exit): New function.
27574 (struct loop): single_exit_ field replaced by exits field.
27575 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27576 LOOPS_HAVE_RECORDED_EXITS.
27577 (struct loops): Added exits hash.
27578 (mark_single_exit_loops, set_single_exit): Declaration removed.
27579 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27581 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27583 * doc/invoke.texi: Avoid use of @headitem.
27585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27587 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27589 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27591 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27594 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27595 Richard Sandiford <richard@codesourcery.com>
27597 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27598 * config/m68k/m68k.opt: Resort options.
27599 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27601 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27602 Richard Sandiford <richard@codesourcery.com>
27604 * doc/invoke.texi: Document the macros that are defined by
27605 m68k's -mtune and -mhard-float options.
27606 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27607 (m68k_cpp_cpu_family): Likewise.
27608 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27609 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27610 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27611 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27612 (m68k_cpp_cpu_family): Likewise.
27614 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27617 macros besides mc68000 as tuning macros. Use a switch statement
27618 to set them and mcpu32.
27620 2007-01-12 Julian Brown <julian@codesourcery.com>
27622 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27623 (TARGET_68040_ONLY): Rename to...
27624 (TARGET_68040): ...this.
27625 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27626 * config/m68k/m68k.md: Likewise.
27628 2007-01-12 Julian Brown <julian@codesourcery.com>
27629 Nathan Sidwell <nathan@codesourcery.com>
27630 Richard Sandiford <richard@codesourcery.com>
27632 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27633 the -mcpu= argument associated with the --with-cpu setting.
27634 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27635 if different from the one implied by the -mcpu setting.
27636 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27637 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27638 * doc/invoke.texi: Mention ColdFire in the introduction to the
27639 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27640 -mno-div and -mhard-float options. Make -m68881 a synonym for
27641 -mhard-float. Document the previously-undocumented -m5206e,
27642 -m528x, -m5307 and -m5407 options. Tweak the existing option
27643 documentation for consistency.
27644 * doc/install.texi: Mention new --with-cpu arguments.
27645 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27646 default CPU if neither -mcpu nor -march are specified.
27647 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27648 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27649 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27650 using m68k_tune to decide between families that implement the
27651 same ISA. Use m68k_tune to set __mcfv4e__.
27652 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27653 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27654 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27655 (FL_ISA_C, FL_ISA_MMU): New macros.
27656 (MASK_COLDFIRE): Delete.
27657 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27658 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27659 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27660 (TARGET_HARD_FLOAT): Do not define here.
27661 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27662 (TUNE_68000): New macro.
27663 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27664 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27665 (TUNE_CFV2): Redefine in terms of m68k_tune.
27666 (uarch_type, target_device, fpu_type): New enums.
27667 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27668 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27669 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27670 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27671 (FL_FOR_isa_c): New macros.
27672 (m68k_isa): New enum.
27673 (m68k_target_selection): New structure.
27674 (all_devices, all_isas, all_microarchs): New tables.
27675 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27676 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27677 (MASK_ALL_CPU_BITS): Delete.
27678 (m68k_find_selection): New function.
27679 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27680 Map the legacy target options to a combination of the new ones.
27681 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27682 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27683 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27685 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27686 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27688 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27689 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27690 * config/m68k/m68k-devices.def: New file.
27692 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27693 Nathan Sidwell <nathan@codesourcery.com>
27695 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27696 (SUBTARGET_EXTRA_SPECS): New macros.
27697 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27698 use %(asm_cpu_spec) instead.
27699 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27700 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27701 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27702 (EXTRA_SPECS): Rename to...
27703 (SUBTARGET_EXTRA_SPECS): ...this.
27705 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27706 Richard Sandiford <richard@codesourcery.com>
27707 Julian Brown <julian@codesourcery.com>
27709 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27710 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27711 to the configuration's default CPU.
27712 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27713 Remove default masks.
27714 (m680[012]0-*-*): Set the default with_cpu to the first part of
27716 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27717 (m68k*-*-linux): Extend the --with-cpu handling to...
27718 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27719 and m68010. Don't set target_cpu_default2.
27720 * doc/install.texi: Document --with-cpu for m68k.
27721 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27722 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27723 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27724 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27725 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27726 (ASM_SPEC): Remove use of %(asm_cpu_default).
27727 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27728 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27729 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27730 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27731 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27732 (TARGET_DEFAULT): Delete.
27733 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27734 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27735 (CPP_CPU_SPEC): Delete.
27736 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27737 the appropriate string.
27738 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27739 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27740 (ASM_SPEC): Don't use %(asm_default_spec).
27741 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27742 TARGET_DEFAULT and add MASK_68881.
27743 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27745 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27747 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27748 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27749 MASK_68010 alongside MASK_68020.
27750 * doc/invoke.texi: Document -m68010.
27751 * config/m68k/m68k.opt (m68010): New.
27752 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27754 (TUNE_68010): New macro.
27755 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27756 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27757 (M68K_CPU_m68332): Add MASK_68010.
27758 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27759 fallback definition.
27760 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27762 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27763 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27764 to all entries that use MASK_68020.
27765 (output_move_simode_const, output_move_himode, output_move_qimode)
27766 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27767 instead of TARGET_68020 to select clr behavior. Remove comment
27768 about there being no TARGET_68010.
27769 * config/m68k/m68k.md: Likewise throughout.
27771 2007-01-12 Julian Brown <julian@codesourcery.com>
27773 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27774 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27775 * config/m68k/m68k.md: Likewise.
27777 2007-01-12 Julian Brown <julian@codesourcery.com>
27779 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27780 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27782 2007-01-12 Julian Brown <julian@codesourcery.com>
27784 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27785 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27786 * config/m68k/m68k.md: Likewise.
27788 2007-01-12 Julian Brown <julian@codesourcery.com>
27789 Richard Sandiford <richard@codesourcery.com>
27791 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27792 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27793 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27795 (TARGET_CPU32): Rename to...
27796 (TUNE_CPU32): ...this.
27797 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27798 (TUNE_CFV2): New macros.
27799 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27800 remove conditions that are implied by TARGET_68020.
27801 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27802 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27803 (m68k_output_function_epilogue): Likewise.
27804 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27805 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27806 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27807 non-68000 timings. Refactor multiplication and division costs.
27808 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27809 TUNE_CPU32 instead of TARGET_CPU32.
27810 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27811 and TUNE_68060 instead of TARGET_68060.
27812 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27813 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27815 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27816 && !TARGET_COLDFIRE" to choose between moveq and clr.
27817 Likewise in the unnamed movsf pattern.
27818 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27819 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27822 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27824 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27825 of tabbing before backslashes.
27827 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27829 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27830 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27831 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27833 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27835 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27836 find_interesting_uses_cond.
27837 (find_interesting_uses_cond): Use extract_cond_operands.
27838 (rewrite_use_compare): Use extract_cond_operands and
27839 force_gimple_operand_bsi. Do not call update_stmt.
27840 (determine_use_iv_cost_condition): Use extract_cond_operands.
27841 Return cheaper of using original bound and changing the exit bound.
27843 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27845 PR tree-optimization/29516
27846 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27847 most_expensive_mult_to_index, addr_to_parts,
27848 create_mem_ref, maybe_fold_tmr): Make the type of
27849 fields of TARGET_MEM_REF sizetype.
27850 (move_fixed_address_to_symbol, move_pointer_to_base):
27852 * tree.def (TARGET_MEM_REF): Add comment on types of
27855 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27857 * c-common.c (vector_types_convertible_p): Treat opaque types as
27858 always convertible if they have the same size, but not otherwise.
27860 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27862 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27863 Remove the b_unconditional field.
27864 (noce_try_sign_mask): Do not look at b_unconditional.
27865 (noce_process_if_block): Do not use merge_if_blocks. Update
27866 the CFG here. Do not set b_unconditional.
27867 (cond_move_process_if_block): Likewise.
27868 (find_cond_trap): Likewise.
27869 (check_cond_move_block): Require simple jump insns at the end
27870 of the basic block.
27872 2007-01-11 Jan Hubicka <jh@suse.cz>
27874 PR tree-optimization/1046
27875 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27876 when alias info is not ready.
27877 (pass_tail_recursion): Do not require aliasing.
27878 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27879 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27880 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27881 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27882 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27883 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27884 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27886 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27887 When aliasing is not build, mark statement as volatile.
27889 2007-01-11 Tom Tromey <tromey@redhat.com>
27891 PR preprocessor/15185, PR preprocessor/20989:
27892 * doc/cppopts.texi <-MT>: Update description of algorithm for
27893 computing default target.
27894 <-M, -MD>: Reword "basename" text.
27896 2007-01-11 Roger Sayle <roger@eyesopen.com>
27898 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27899 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27900 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27901 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27902 fold_builtin_bswap, real_constp, fold_builtin_pow,
27903 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27904 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27905 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27906 * convert.c (convert_to_pointer): Likewise.
27907 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27908 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27909 const_binop, fold_convert_const_int_from_int,
27910 fold_convert_const_int_from_real,
27911 fold_convert_const_real_from_real, sign_bit_p,
27912 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27913 fold_sign_changed_comparison, fold_unary, fold_comparison,
27914 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27915 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27916 * print-tree.c (print_node_brief, print_node): Likewise.
27917 * stor-layout.c (place_field, layout_type): Likewise.
27918 * tree-chrec.c (keep_cast): Likewise.
27919 * tree.c (build_vector, build_real, build_real_from_int_cst,
27920 build_complex): Likewise.
27922 2007-01-11 Roger Sayle <roger@eyesopen.com>
27924 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27925 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27927 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27929 * configure.ac (strict1_warn): Rename to strict_warn.
27930 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27931 cc_set_by_configure, quoted_cc_set_by_configure,
27932 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27933 all_boot_languages, all_stagestuff): Remove.
27934 (target_list): Remove bootstrap targets.
27935 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27936 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27937 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27938 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27939 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27940 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27941 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27942 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27943 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27944 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27945 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27946 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27947 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27948 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27949 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27950 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27951 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27952 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27953 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27954 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27955 (mostlyclean): Adjust.
27956 (clean, distclean): Don't mention bootstrap stuff.
27957 * configure: Regenerate.
27958 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27959 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27960 treelang/config-lang.in (stagestuff): Remove.
27961 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27962 stageprofile, stagefeedback, stagestuff): Remove mention.
27964 2007-01-11 Nick Clifton <nickc@redhat.com>
27966 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27968 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27969 (mcore_arith_K_S_operand): Run the test for the S constraint not
27970 the test for the M constraint.
27971 (mcore_addsub_operand): Do not accept integer values that are
27972 larger than 32 bits.
27973 * config/mcore/mcore.md: Remove unused constraints from split.
27974 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27975 (addsi3): Likewise.
27976 (allocate_stack): Likewise.
27977 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27978 operands to 32 bits.
27979 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27981 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27982 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27983 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27984 mcore_output_bclri, mcore_output_andn, output_inline_const,
27985 mcore_output_move, mcore_output_movedouble): Likewise.
27986 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27987 (output_inline_const): Likewise.
27988 (output_inline_const): Fix format strings used in sprintf
27990 * config/mcore/mcore-protos.h: Update prototypes for changed
27991 functions in mcore.c.
27992 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27993 HOST_WIDE_INT and not int.
27994 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27995 CONST_OK_FOR_N): Likewise.
27996 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27997 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28000 2007-01-10 Jan Hubicka <jh@suse.cz>
28002 * tree-vrp.c (remove_range_assertions): Release defs.
28003 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28004 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28006 2007-01-10 Paul Brook <paul@codesourcery.com>
28008 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28009 * config/arm/arm.md (mulsi3subsi): New insn.
28011 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28013 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28014 (tree_transform_and_unroll_loop): New.
28015 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28018 2007-01-10 Robert Kennedy <jimbob@google.com>
28020 * fold-const.c (fold_comparison): Fold comparisons like (x *
28021 1000 < 0) to (x < 0).
28023 2007-01-10 Ian Lance Taylor <iant@google.com>
28025 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28026 operands have the same priority.
28028 2007-01-10 Tom Tromey <tromey@redhat.com>
28030 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28031 (fold_binary): Likewise.
28032 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28033 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28034 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28035 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28036 * langhooks.h (struct lang_hooks): Removed field
28037 'can_use_bit_fields_p'.
28039 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28041 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28043 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28045 * function.c (get_last_funcdef_no): New function.
28046 * function.h (get_last_funcdef_no): Declare.
28047 * tree-inline.c (initialize_cfun): Add initialization.
28048 (tree_function_versioning): Cleanup.
28050 2007-01-10 Jan Hubicka <jh@suse.cz>
28052 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28055 2007-01-10 Sa Liu <saliu@de.ibm.com>
28056 Ben Elliston <bje@au.ibm.com>
28058 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28059 for SAVE_NONLOCAL and Pmode for any other save level.
28060 * spu-protos.h (spu_restore_stack_block): Declare.
28061 * spu.md (save_stack_block): Remove.
28062 (restore_stack_block): Call spu_restore_stack_block.
28063 * spu.c (spu_restore_stack_block): New function.
28064 (spu_expand_epilogue): Remove old comment.
28066 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28068 PR tree-optimization/30322
28069 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28070 (cand_value_at): Return the value as aff_tree.
28071 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28072 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28073 aff_combination_mult): New functions.
28074 (aff_combination_add): Use aff_combination_add_cst.
28075 (aff_combination_convert): Allow conversions to a wider type.
28076 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28077 * tree-affine.h (aff_combination_mult): Declare.
28079 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28081 * doc/tm.texi: Update documentation to reflect reality of exec
28082 and start file search behaviours. Update copyright year.
28083 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28084 header file directories.
28086 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28088 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28089 (*cosxf2): Rename to cosxf2_i387.
28090 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28091 using X87MODEF12 mode macro. Rename patterns to
28092 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28094 (*cosdf2, *cossf2): Ditto.
28095 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28096 to match extended input operands.
28097 (sincos<mode>3): New expander.
28098 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28099 insn patterns and corresponding splitters.
28101 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28103 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28104 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28106 2007-01-09 Nicolas Pitre <nico@cam.org>
28109 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28111 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28113 * target.h (struct gcc_target): New field library_rtti_comdat.
28114 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28115 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28116 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28117 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28119 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28121 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28123 2007-01-08 Richard Guenther <rguenther@suse.de>
28125 * tree.h (force_fit_type_double): Export.
28126 (force_fit_type): Remove.
28127 * fold-const.c (force_fit_type_double): New function.
28128 (force_fit_type): Remove.
28129 (int_const_binop): Use it.
28130 (fold_convert_const_int_from_int): Likewise.
28131 (fold_convert_const_int_from_real): Likewise.
28132 (fold_div_compare): Likewise.
28133 (fold_sign_changed_comparison): Likewise.
28134 (fold_unary): Likewise.
28135 (fold_negate_const): Likewise.
28136 (fold_abs_const): Likewise.
28137 (fold_not_const): Likewise.
28138 * c-common.c (shorten_compare): Use force_fit_type_double.
28139 * convert.c (convert_to_pointer): Likewise.
28141 2007-01-08 Richard Guenther <rguenther@suse.de>
28143 * tree.h (build_int_cst_wide_type): Export.
28144 * tree.c (build_int_cst_wide_type): New function.
28145 (build_int_cst_wide): Fix comment.
28146 * builtins.c (fold_builtin_object_size): Use build_int_cst
28147 to build -1 or 0 of the correct type. Use fit_double_type
28148 to check for overflow.
28149 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28151 (decode_field_reference): Likewise.
28152 (all_ones_mask_p): Likewise.
28153 (native_interpret_int): Use build_int_cst_wide_type.
28154 (fold_binary): Use build_int_cst_type to build an all-ones
28156 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28158 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28160 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28162 2007-01-09 Ben Elliston <bje@au.ibm.com>
28164 * genautomata.c (STATS_OPTION): New option.
28165 (stats_flag): New flag.
28166 (gen_automata_option): Handle it.
28167 (initiate_automaton_gen): Ditto.
28168 (write_automata): Output statistics only if stats_flag is
28169 set. Likewise, output time statistics only if time_flag is set.
28170 * doc/md.texi (Processor pipeline description): Document new flag.
28172 2007-01-08 Richard Guenther <rguenther@suse.de>
28174 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28175 * tree.c (build_int_cst_type): Likewise.
28176 (size_in_bytes): Don't call force_fit_type on the result.
28177 (int_fits_type_p): Use fit_double_type.
28178 * fold-const.c (fit_double_type): New function.
28179 (force_fit_type): Use it.
28180 * tree.h (fit_double_type): Export.
28182 2007-01-08 Jan Hubicka <jh@suse.cz>
28184 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28185 * ipa.c (function_and_variable_visibility): Fix return type.
28187 2007-01-08 Richard Guenther <rguenther@suse.de>
28189 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28190 of offset to build the index.
28191 * tree-pretty-print.c (dump_generic_node): Don't build negated
28192 const just for printing.
28193 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28194 * builtins.c (fold_builtin_int_roundingfn): Check if result
28195 fits the type by using force_fit_type and comparing the result.
28196 * predict.c (predict_loops): Use compare_tree_int for comparison.
28197 * tree.c (build_int_cst): Fall back to integer_type_node for
28199 (build_int_cst_wide): Assert type is non-null.
28201 2007-01-08 Roberto Costa <roberto.costa@st.com>
28203 * tree-vrp.c (extract_range_from_cond_expr): New.
28204 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28205 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28207 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28208 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28209 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28210 used as expressions.
28211 * tree-object-size.c (cond_expr_object_size): New.
28212 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28214 2007-01-08 Jan Hubicka <jh@suse.cz>
28216 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28217 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28220 2007-01-08 Richard Guenther <rguenther@suse.de>
28222 PR tree-optimization/23603
28223 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28224 (extract_range_from_binary): Fall back to truthvalue instead of
28225 varying for TRUTH_*_EXPR.
28226 (extract_range_from_comparison): Fall back to truthvalue instead of
28228 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28229 if all visited PHI values were constant.
28231 2007-01-08 Jan Hubicka <jh@suse.cz>
28233 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28234 (cgraph_analyze_function): break out from ...
28235 (cgraph_finalize_compilation_unit): ... here.
28236 (cgraph_expand_function): Remove forgoten commented out line.
28237 (cgraph_optimize): Analyze functions.
28239 2007-01-08 Jan Hubicka <jh@suse.cz>
28241 * tree-pas.h (TODO_remove_function): New flag.
28242 (TODO_update*): Renumber.
28243 (pass_ipa_increase_alignment,
28244 pass_ipa_function_and_variable_visibility): New passes.
28245 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28246 (cgraph_function_and_variable_visibility): Move to ipa.c
28247 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28248 cgraph_increase_alignment.
28249 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28250 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28251 calling tree-inline.
28252 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28253 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28254 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28255 (gate_increase_alignment): New function.
28256 (pass_ipa_increase_alignment): New pass.
28257 * ipa.c: Inline tree-pass.h and timevar.h
28258 (function_and_variable_visibility): Move here from cgraphunit.c
28259 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28260 * passes.c (init_optimization_passes): Add the two new passes.
28261 (execute_todo): Handle cgraph_remove_functions.
28263 2007-01-08 Nick Clifton <nickc@redhat.com>
28265 * config/frv/predicates.md (reg_or_0_operand): Accept
28268 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28270 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28271 * config.gcc: Add bfin*-rtems*.
28273 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28275 * c.opt: Add -flax-vector-conversions.
28276 * c-typeck.c (convert_for_assignment): Pass flag to
28277 vector_types_convertible_p to allow emission of note.
28278 (digest_init): Likewise.
28279 * c-opts.c: Handle -flax-vector-conversions.
28280 * c-common.c (flag_lax_vector_conversions): New.
28281 (vector_types_convertible_p): Unless -flax-vector conversions
28282 has been passed, disallow conversions between vectors with
28283 differing numbers of subparts and/or element types. If such
28284 a conversion is disallowed, possibly emit a note on the first
28285 occasion only to inform the user of -flax-vector-conversions.
28286 The new last argument specifies this.
28287 * c-common.h (flag_lax_vector_conversions): New.
28288 (vector_types_convertible_p): Add extra argument.
28289 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28290 char_type_node for V*QI type vectors.
28291 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28292 Update to satisfy new typechecking rules.
28293 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28294 C and C++ variants.
28295 * doc/invoke.texi (C Dialect Options): Document
28296 -flax-vector-conversions.
28298 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28300 PR tree-optimization/29877
28301 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28302 a register variable on the RHS to not be replaceable.
28304 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28305 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28306 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28307 const_simm15, const_pow2, const_npow2): Added.
28308 * config/score/misc.md (insv, extv, extzv, movmemsi,
28309 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28310 * config/score/score.c (score_address_cost, score_select_cc_mode):
28312 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28313 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28314 Update score_print_operand.
28315 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28316 Adjust register allocate order and update some macro define.
28317 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28318 mdx_block_move_straight, mdx_block_move_loop_head,
28319 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28320 mdx_block_move_loop, mdx_block_move): Added.
28321 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28322 mdp_limm): Updated and fix some bug and typo.
28323 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28324 (movsf, movdf, doloop_end): Added.
28326 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28328 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28329 config/arm/thumb2.md: Fix comment typos.
28330 * doc/extend.texi: Fix a typo.
28332 2007-01-07 Eric Christopher <echristo@apple.com>
28334 * configure.ac: Check for __stack_chk_fail for darwin.
28335 * configure: Regenerate.
28337 2007-01-07 Richard Guenther <rguenther@suse.de>
28339 * tree-vrp.c (extract_range_from_assert): CSE calls to
28340 compare_values where possible.
28341 (extract_range_from_unary_expr): Likewise.
28343 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28345 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28346 * config/avr/avr.c (call_insn_operand): Delete function.
28347 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28348 instead of register number. Use predicates.
28349 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28350 call_insn_operand): Add.
28352 2007-01-06 Jan Hubicka <jh@suse.cz>
28354 * tree-pass.h (pass_build_cgraph_edges): Declare.
28355 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28356 (visited_nodes): Remove.
28357 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28358 build_cgrpah_edges; make visited_nodes local.
28359 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28360 (record_references_in_initializer): Move to cgraphbuild.c
28361 (initialize_inline_failed, rebuild_cgraph_edges,
28362 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28363 (verify_cgraph_node): Make visited_nodes local.
28364 (cgraph_analyze_function): Do not call cgraph_create_edges and
28365 initialize_inline_failed.
28366 (cgraph_expand_function): Do not call cgraph_lower_function;
28367 assert that function is already lowered.
28368 * Makefile.in (cgraphbuild.o): New.
28369 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28370 at the end of lowering passes.
28372 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28374 * ifcvt.c (cond_move_convert_if_block): New function, code
28375 factored out from...
28376 (cond_move_process_if_block): ...here. Call the new function
28377 on the THEN and ELSE blocks.
28378 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28379 already takes care of this.
28381 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28384 * tree.h (TREE_OVERFLOW_P): New.
28385 * c-typeck.c (parser_build_unary_op): Warn only if result
28386 overflowed and operands did not.
28387 (parser_build_binary_op): Likewise.
28388 (convert_for_assignment): Remove redundant overflow_warning.
28389 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28391 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28393 * c-typeck.c (store_init_value): Split over two lines to follow
28394 the GNU coding style.
28396 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28398 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28399 __GXX_EXPERIMENTAL_CXX0X__.
28400 * doc/cpp.texi: Same.
28402 2007-01-05 Richard Guenther <rguenther@suse.de>
28404 PR middle-end/27826
28405 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28406 with mismatched types. Instead explicitly build a
28407 conversion NOP_EXPR.
28409 2007-01-05 Ian Lance Taylor <iant@google.com>
28411 * c-common.c (decl_with_nonnull_addr_p): New function.
28412 (c_common_truthvalue_conversion): Call it.
28413 * c-typeck.c (build_binary_op): Likewise.
28414 * c-common.h (decl_with_nonnull_addr_p): Declare.
28416 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28419 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28422 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28424 * doc/install.texi (Final install): Document the fact that
28425 the GNAT runtime should not be stripped.
28427 2007-01-04 Jan Hubicka <jh@suse.cz>
28429 * tree-inline.c (fold_marked_statements): Update operand caches
28430 and EH after folding
28432 2007-01-04 Ian Lance Taylor <iant@google.com>
28434 * c-common.c (check_function_nonnull): Whitespace fix.
28436 2007-01-04 Jan Hubicka <jh@suse.cz>
28438 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28439 comitted older version of patch.
28440 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28441 function, celanup cfg and collect garbage.
28443 2007-01-04 Mike Stump <mrs@apple.com>
28445 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28448 2007-01-04 Eric Christopher <echristo@apple.com>
28450 * libgcc2.c (__bswapsi2): Use SItype.
28451 (__bswapdi2): Use DItype.
28452 * libgcc2.h: Update for above.
28454 2007-01-04 Paul Brook <paul@codesourcery.com>
28456 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28457 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28458 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28459 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28460 umulsi3_highpart): Make conditional on !arm_arch6.
28461 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28462 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28463 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28464 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28465 umulsi3_highpart_v6): New insns.
28467 2007-01-04 Roger Sayle <roger@eyesopen.com>
28469 * fold-const.c (fold_convert): When casting an expression to void,
28470 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28471 have a type. Instead of attempting to build a NOP_EXPR, return
28472 these "special" trees directly.
28474 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28476 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28477 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28478 rs6000_cost->fp not 0 as adjustment for outer NEG.
28480 2007-01-04 Jan Hubicka <jh@suse.cz>
28482 * cgraph.c (cgraph_release_function_body): New function.
28483 (cgraph_remove_node): Use it.
28484 * cgraph.h (cgraph_release_function_body): Declare.
28485 * cgraphunit.c (cgraph_expand_function): Use it.
28486 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28487 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28488 is initialized and while compilation of other function is running.
28489 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28490 statement CFG annotations from here to ...
28491 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28493 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28495 * cfgloop.h (enum li_flags): Make the constants powers of two.
28497 2007-01-04 Jan Hubicka <jh@suse.cz>
28499 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28501 (fold_marked_statements): New function.
28502 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28503 * tree-inline.h (copy_body_data): Add statements_to_fold.
28505 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28507 * config.gcc: Mention libgcc/config.host.
28508 * Makefile.in: Update comments mentioning libgcc.
28509 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28510 (all.cross, start.encap, rest.encap, rest.cross): Update
28511 dependencies for libgcc move.
28512 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28513 (clean-target, clean-target-libgcc): Delete.
28514 (srcdirify, GCC_EXTRA_PARTS): New macros.
28515 (libgcc-support, libgcc.mvars): New rules.
28516 (distclean): Remove mention of mklibgcc.
28517 (install): Don't reference INSTALL_LIBGCC.
28518 (install-common): Don't reference EXTRA_PARTS.
28519 (install-libgcc, install-multilib): Delete rules.
28520 * mklibgcc.in: Delete file.
28521 * doc/configfiles.texi: Don't mention mklibgcc.
28523 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28524 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28525 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28526 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28527 (mklibgcc, ldblspecs): Likewise.
28529 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28530 (posixpre.def): Use $(T).
28531 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28532 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28533 (SHLIB_LINK): Make dummy.
28534 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28536 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28538 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28539 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28540 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28541 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28543 * configure.ac (all_outputs): Remove mklibgcc.
28544 * configure: Regenerated.
28546 2007-01-03 Josh Conner <jconner@apple.com>
28548 PR middle-end/29683
28549 * calls.c (compute_argument_addresses): Set stack and stack_slot
28550 for partial args, too.
28551 (store_one_arg): Use locate.size.constant for the size when
28552 generating a save_area.
28554 2007-01-03 Robert Kennedy <jimbob@google.com>
28556 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28557 whose definitions are deleted due to basic block merging.
28559 2007-01-03 Paul Brook <paul@codesourcery.com>
28562 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28564 (use_return_insn): Return 0 for Thumb interrupt functions.
28565 (print_multi_reg): Add rfe argument for IRQ returns.
28566 (arm_output_epilogue): Pop interrupt return address directly into PC.
28567 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28569 2007-01-03 Paul Brook <paul@codesourcery.com>
28571 Merge from sourcerygxx-4_1.
28572 * config/arm/thumb2.md: New file.
28573 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28575 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28576 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28577 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28578 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28580 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28581 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28583 * config/arm/ieee754-sf.S: Ditto.
28584 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28585 (thumb1_base_register_rtx_p): ... to this.
28586 (thumb_index_register_rtx_p): Rename...
28587 (thumb1_index_register_rtx_p): ... to this.
28588 (thumb_output_function_prologue): Rename...
28589 (thumb1_output_function_prologue): ... to this.
28590 (thumb_legitimate_address_p): Rename...
28591 (thumb1_legitimate_address_p): ... to this.
28592 (thumb_rtx_costs): Rename...
28593 (thumb1_rtx_costs): ... to this.
28594 (thumb_compute_save_reg_mask): Rename...
28595 (thumb1_compute_save_reg_mask): ... to this.
28596 (thumb_final_prescan_insn): Rename...
28597 (thumb1_final_prescan_insn): ... to this.
28598 (thumb_expand_epilogue): Rename...
28599 (thumb1_expand_epilogue): ... to this.
28600 (arm_unwind_emit_stm): Rename...
28601 (arm_unwind_emit_sequence): ... to this.
28602 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28603 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28604 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28605 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28606 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28607 thumb2_output_casesi): New functions.
28608 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28609 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28610 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28611 THUMB2_WORK_REGS): Define.
28612 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28613 arm_condexec_mask, arm_condexec_masklen)): New variables.
28614 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28615 (arm_override_options): Check new CPU capabilities.
28616 Set new architecture flag variables.
28617 (arm_isr_value): Handle v7m interrupt functions.
28618 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28620 (const_ok_for_arm): Handle Thumb-2 constants.
28621 (arm_gen_constant): Ditto. Use movw when available.
28622 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28624 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28625 (thumb_find_work_register, arm_load_pic_register,
28626 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28627 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28628 print_multi_reg, output_mov_long_double_fpa_from_arm,
28629 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28630 output_mov_double_fpa_from_arm, output_move_double,
28631 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28632 output_return_instruction, arm_output_function_prologue,
28633 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28634 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28635 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28636 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28637 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28638 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28640 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28641 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28642 (arm_file_start): Output directive for unified syntax.
28643 (arm_unwind_emit_set): Handle stack alignment instruction.
28644 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28645 Add v6t2, v7, v7a, v7r and v7m.
28646 (RETLDM): Add Thumb-2 code.
28647 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28648 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28649 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28650 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28651 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28652 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28653 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28654 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28655 ADJUST_INSN_LENGTH): Define.
28656 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28657 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28658 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28659 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28660 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28661 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28662 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28663 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28664 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28665 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28666 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28667 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28668 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28669 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28670 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28671 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28672 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28674 * config/arm/arm-tune.md: Regenerate.
28675 * config/arm/arm-protos.h: Update prototypes.
28676 * config/arm/vfp.md: Enable patterns for Thumb-2.
28677 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28678 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28679 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28680 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28681 * config/arm/libunwind.S: Add Thumb-2 code.
28682 * config/arm/constraints.md: Update include Thumb-2.
28683 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28684 * config/arm/ieee754-df.S: Ditto.
28685 * config/arm/bpabi.S: Ditto.
28686 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28687 * config/arm/predicates.md (low_register_operand,
28688 low_reg_or_int_operand, thumb_16bit_operator): New.
28689 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28690 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28691 * config/arm/t-arm-elf: Add armv7 multilib.
28692 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28694 (UNSPEC_STACK_ALIGN, ce_count): New.
28695 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28696 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28698 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28699 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28700 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28701 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28702 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28703 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28705 * doc/extend.texi: Document ARMv7-M interrupt functions.
28706 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28708 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28710 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28711 (struct _Unwind_Context): Rename args_size to flags, remove
28712 signal_frame field, add a new args_size field and version field.
28713 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28714 _Unwind_IsExtendedContext): New inline functions.
28715 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28716 Assume by_value array is only present if _Unwind_IsExtendedContext.
28717 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28718 _Unwind_IsSignalFrame.
28719 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28720 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28721 (uw_init_context_1): Initialize context->flags to
28722 EXTENDED_CONTEXT_BIT.
28723 * config/rs6000/linux-unwind.h (frob_update_context): Use
28724 _Unwind_SetSignalFrame.
28726 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28728 PR middle-end/30353
28729 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28730 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28733 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28735 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28736 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28737 RET, AT_SP): Remove.
28738 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28741 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28742 * cfgbuild.c (find_basic_blocks): Likewise.
28743 * cfgrtl.c (rtl_create_basic_block): Likewise.
28744 * function.c (temp_slots_at_level): Likewise.
28745 * reg-stack.c (stack_regs_mentioned): Likewise.
28746 * regclass.c (allocate_reg_info): Likewise.
28747 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28748 set_bb_for_stmt, move_block_to_fn): Likewise.
28749 * tree-complex.c (tree_lower_complex): Likewise.
28750 * vec.h (VEC_safe_grow_cleared): New.
28752 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28754 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28756 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28757 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28759 * cfgloopmanip.c (scale_loop_frequencies): Export.
28760 (loopify): Scale the frequencies by prescribed coefficients.
28761 (set_zero_probability): New function.
28762 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28763 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28764 and frequencies according to arguments.
28765 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28767 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28768 * modulo-sched.c (sms_schedule): Set probabilities for entering
28769 versioned loop correctly.
28770 * tree-vect-transform.c (vect_transform_loop): Ditto.
28771 * cfgloop.h (loopify, loop_version): Declaration changed.
28772 (scale_loop_frequencies): Declared.
28774 2007-01-02 Jan Hubicka <jh@suse.cz>
28776 * cgraph.c: Include tree-flow.h
28777 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28778 early_local_passes.
28779 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28780 * tree-pass.h (pass_all_early_optimizations): Declare.
28781 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28782 early_local_passes.
28783 (cgraph_analyze_function): Do early_local_passes.
28784 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28785 Do not add referenced vars.
28786 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28788 (gate_all_early_local_passes): New gate.
28789 (pass_early_local_passes): Use new gate.
28790 (execute_early_local_optimizations): New functions.
28791 (gate_all_early_optimizations): New gate.
28792 (pass_all_early_optimizations): New pass.
28793 (execute_free_datastructures): Free SSA only when initialized.
28794 (gate_init_datastructures): Init only when optimizing.
28795 (tree_lowering_passes): Do early local passes when called late.
28796 * tree-profile.c (do_tree_profiling): Don't profile functions added
28798 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28799 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28801 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28802 during early_local_passes.
28803 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28806 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28808 * Makefile.in: Update copyright year.
28810 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28812 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28813 in $(lang_checks) and check-consistency targets.
28815 2007-01-02 Jan Hubicka <jh@suse.cz>
28817 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28818 Do not add referenced vars.
28819 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28821 * passes.c (init_optimization_passes): Put mudflap_2 after
28822 free_datastructures.
28824 2007-01-02 Jan Hubicka <jh@suse.cz>
28826 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28827 Set NOTHROW flag on call statements proved to be nothrow.
28828 Update statement of local calls so new pure/const functions are
28829 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28831 (tree_rest_of_compilation): Register hooks and initialize bitmap
28832 early. Do not set after_inlining flag.
28834 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28836 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28837 HOST_BITS_PER_LONGLONG
28839 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28842 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28843 warning for non-static initializers.
28845 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28847 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28848 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28849 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28850 Always use set_unique_reg_note to add REG_EQUAL notes.
28852 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28855 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28857 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28858 * cfgbuild.c (find_basic_blocks): Likewise.
28859 * cfgrtl.c (rtl_create_basic_block): Likewise.
28860 * function.c (temp_slots_at_level): Likewise.
28861 * reg-stack.c (stack_regs_mentioned): Likewise.
28862 * regclass.c (allocate_reg_info): Likewise.
28863 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28864 set_bb_for_stmt, move_block_to_fn): Likewise.
28865 * tree-complex.c (tree_lower_complex): Likewise.
28866 * vec.h (VEC_safe_grow_cleared): New.
28868 2007-01-02 Ian Lance Taylor <iant@google.com>
28870 * c-common.c (c_common_truthvalue_conversion): When warning about
28871 using an assignment as a truth value, set TREE_NO_WARNING.
28873 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28876 * c.opt (Wold-style-declaration): New.
28877 * doc/invoke.texi (C-only Warning Options): New.
28878 (Wold-style-declaration): Document it.
28879 (Wextra): Enabled by -Wextra.
28880 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28881 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28882 -Wold-style-declaration.
28884 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28886 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28887 * cfgbuild.c (find_basic_blocks): Likewise.
28888 * cfgrtl.c (rtl_create_basic_block): Likewise.
28889 * function.c (temp_slots_at_level): Likewise.
28890 * reg-stack.c (stack_regs_mentioned): Likewise.
28891 * regclass.c (allocate_reg_info): Likewise.
28892 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28893 set_bb_for_stmt, move_block_to_fn): Likewise.
28894 * tree-complex.c (tree_lower_complex): Likewise.
28895 * vec.h (VEC_safe_grow_cleared): New.
28897 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28899 * c-common.c (c_common_nodes_and_builtins): Since variants of
28900 void_type_node get built before it is given a name, we need to
28901 give those variants the name, too.
28902 (complete_array_type): We need to work with the canonical main
28903 type of the array, from which we will build the qualified version.
28904 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28905 * print-tree.c (print_node): Display canonical type information
28907 * stor-layout.c (layout_type): When we don't know the
28908 alignment of a type for which we're building an array, we end up
28909 guessing wrong, so make the type require structural equality.
28910 * tree.c (make_node_stat): When we build a new type, it is its
28911 own canonical type.
28912 (build_type_attribute_qual_variant): When building an attribute
28913 variant, its canonical type is the non-attribute variant. However,
28914 if the attributes are target-dependent and they differ, we need to
28915 use structural equality checks for this type.
28916 (build_qualified_type): A qualified type is not equivalent to its
28917 unqualified variant; set the canonical type appropriately.
28918 (build_distinct_type_copy): When building a distinct type from
28919 another type, the new type is its own canonical type.
28920 (build_variant_type_copy): When building a new type variant, we
28921 assume that it is equivalent to the original type.
28922 (build_pointer_type_for_mode): When building a pointer type, also
28923 build a canonical type pointer.
28924 (build_reference_type_for_mode): When building a reference type,
28925 also build a canonical type reference.
28926 (build_index_type): When we can't hash an index type (e.g.,
28927 because its maximum value is negative), the index type requires
28928 structural equality tests.
28929 (build_array_type): Build the canonical form of an array type.
28930 (build_function_type): Function types require structural equality,
28931 because they contain default arguments, attributes, etc.
28932 (build_method_type_directly): Ditto for method types.
28933 (build_offset_type): Build the canonical offset type.
28934 (build_complex_type): Build the canonical vector type.
28935 (make_vector_type): Build the canonical vector type.
28936 * tree.h (TYPE_CANONICAL): New.
28937 (TYPE_STRUCTURAL_EQUALITY_P): New.
28938 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28939 (struct tree_type): Added "canonical" field.
28940 * params.h (VERIFY_CANONICAL_TYPES): New.
28941 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28942 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28943 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28944 * doc/invoke.texi (verify-canonical-types): Document --param
28945 parameter for verifying canonical types.
28947 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28949 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28950 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28951 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28952 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28954 * config/rs6000/e500.h: New.
28955 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28956 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28958 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28959 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28960 TARGET_E500_DOUBLE): Remove.
28961 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28962 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28963 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28964 * config/rs6000/rs6000.c (rs6000_override_options): Use
28965 CHECK_E500_OPTIONS.
28967 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28969 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28970 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28971 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28972 rs6000_emit_cmove): Don't check TARGET_E500.
28973 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28974 sordered): Don't check TARGET_E500.
28976 2007-01-01 Eric Christopher <echristo@apple.com>
28978 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28979 HARD_REGISTER_NUM_P.
28981 2007-01-01 Roger Sayle <roger@eyesopen.com>
28983 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28984 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28985 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28988 2007-01-01 Mike Stump <mrs@apple.com>
28990 * configure.ac: Remove support for building with Apple's gcc-3.1.
28992 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28994 PR middle-end/30311
28995 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28996 REG is a hard register. Do not modify REG before calling
28998 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28999 multiple of the size of YMODE for certain lowpart cases.
29001 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29003 PR middle-end/30253
29004 * gimplify (voidify_wrapper_expr): Update for
29005 GIMPLE_MODIFY_STMT.
29007 2007-01-01 Andreas Schwab <schwab@suse.de>
29010 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29011 save of BR0 in extra_spill_size instead of spill_size.
29012 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29014 (ia64_expand_epilogue): Restore BR0 from its new location.
29016 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29018 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29019 Use a temporary variable if the left hand side is not a gimple
29022 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29024 * gimplify.c (gimplify_return_expr): Make the temporary variable
29025 for the return expression, a gimple register variable.
29027 2007-01-01 Jan Hubicka <jh@suse.cz>
29029 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29032 2007-01-01 Mike Stump <mrs@apple.com>
29034 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29036 * config/darwin.c (machopic_select_rtx_section): Use
29037 HAVE_GAS_LITERAL16.
29038 (darwin_mergeable_constant_section): Likewise.
29039 * configure: Regenerate.
29040 * config.in: Regenerate.
29042 2007-01-01 Jan Hubicka <jh@suse.cz>
29043 Andrew Pinski <pinskia@gmail.com>
29045 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29046 before starting IPA passes.