1 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5 (INCOMING_REGNO, OUTGOING_REGNO): Define.
6 * config/mmix/mmix.c (mmix_opposite_regno): New function.
7 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
9 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
10 with REG_P tests before REGNO access.
12 2007-09-24 DJ Delorie <dj@redhat.com>
15 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
17 (movqicc_<code>_<mode>): Likewise.
18 (movhicc_<code>_<mode>): Likewise.
20 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
23 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
26 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
29 * config/i386/i386.c (ix86_comp_type_attributes): Check
32 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
34 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
35 "move.l %a4,%a4" to produce nops.
36 * config/m68k/m68k.c (override_options): Reset align options,
37 if neccessary align macro isn't avaible.
39 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
41 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
43 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
45 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
47 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
49 (peephole pattern): Convert most of them to RTL peephole pattern.
51 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
53 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
54 (moved from fp compare patterns).
55 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
56 Cleanup predicates to relieve reload.
57 (conditional_trap): Reject conditional trap with fp condition.
58 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
59 certain constants early.
61 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
63 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
65 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
67 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
68 Allow --with-tune=cell and --with-cpu=cell.
70 2007-09-24 David Edelsohn <edelsohn@gnu.org>
72 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
73 * config/rs6000/rs6000.opt (swdiv): Change option to ...
75 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
77 (TARGET_BUILTIN_RECIPROCAL): Use it.
78 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
79 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
80 (rs6000_emit_swrsqrtsf): New.
81 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
83 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
84 (divsf3): Remove swdiv support.
87 (rsqrt_internal1): New.
88 (divdf3): Remove swdiv support.
91 2007-09-24 Jakub Jelinek <jakub@redhat.com>
94 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
96 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
97 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
98 * tree.c (type_hash_eq): For FUNCTION_TYPE use
99 lang_hooks.type.type_hash_eq in addition to generic tests.
101 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
102 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
104 * tree-inline.h (eni_weights): Add field target_builtin_cost to
105 reflect the cost per call to a target specific builtin.
106 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
107 call to a target specific builtin, then use target_builtin_call_cost.
108 (init_inline_once): Initialize target_builtin_call_cost field.
110 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
113 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
116 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
118 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
119 * configure: Regenerated.
121 2007-09-23 Ollie Wild <aaw@google.com>
123 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
125 (get_pointer_modulus_and_residue): New function.
127 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
129 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
130 combine an SC return value into a single register.
132 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
134 * opth-gen.awk (target_flags_explicit): Declare.
135 * toplev.h (target_flags_explicit): Delete declaration.
136 * toplev.c (target_flags): Likewise.
137 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
138 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
139 Never return true for TARGET_MIPS16.
140 * config/mips/mips.c (mips_llsc): Delete.
141 (mips_handle_option): Remove -mllsc handling.
142 (mips_strip_unspec_address): Tweak comment.
143 * config/mips/mips.opt (mllsc): Use a target mask.
145 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
147 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
148 word_mode as well as Pmode.
150 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
152 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
153 parameters from word_mode to the subword type if such a truncation
156 2007-09-23 Jakub Jelinek <jakub@redhat.com>
158 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
159 * configure: Regenerated.
161 2007-09-23 Jan Hubicka <jh@suse.cz>
163 * params.def (INLINE_CALL_COST): Set to 12.
164 * invoke.texi (inline-call-cost): Update default value.
166 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
168 * config/alpha/alpha.md (movti): Use operand_subword for the split.
170 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
171 Revital Eres <eres@il.ibm.com>
173 * modulo-sched.c (doloop_register_get): Rewrite the loop which
174 checks whether the count_reg is found outside the control part.
176 2007-09-23 Jakub Jelinek <jakub@redhat.com>
178 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
179 instead of checking CALL_EXPR_FN directly to test for builtins.
180 If error or warning attributes are present, print
182 * c-common.c (handle_error_attribute): New function.
183 (c_common_attribute_table): Add error and warning
185 * doc/extend.texi: Document error and warning attributes.
187 * tree.h (block_nonartificial_location): New prototype.
188 * tree.c (block_nonartificial_location): New function.
189 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
190 if artificial attribute is present on abstract inline decl.
191 * c-common.c (handle_artificial_attribute): New function.
192 (c_common_attribute_table): Add artificial attribute.
193 * final.c (override_filename, override_linenum): New variables.
194 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
195 and override_linenum if inside of a block inlined from
196 __attribute__((__artificial__)) function.
197 (notice_source_line): Honor override_filename and override_linenum.
198 * doc/extend.texi: Document __attribute__((__artificial__)).
199 * config/i386/emmintrin.h: Add __artificial__ attribute to
200 all __always_inline__ functions.
201 * config/i386/mmintrin.h: Likewise.
202 * config/i386/tmmintrin.h: Likewise.
203 * config/i386/mm3dnow.h: Likewise.
204 * config/i386/pmmintrin.h: Likewise.
205 * config/i386/ammintrin.h: Likewise.
206 * config/i386/xmmintrin.h: Likewise.
207 * config/i386/smmintrin.h: Likewise.
208 * config/i386/bmmintrin.h: Likewise.
209 * config/i386/mmintrin-common.h: Likewise.
212 * expr.c (expand_constructor): New function.
213 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
214 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
217 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
219 * config/mips/mips.c (dump_constants_1): Generalize to include
220 fractional and accumulator modes.
222 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
224 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
225 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
227 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
228 TARGET_HARD_FLOAT when testing whether -mpaired-single is
230 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
232 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
234 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
235 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
237 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
238 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
239 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
241 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
243 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
244 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
245 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
247 2007-09-22 Jason Merrill <jason@redhat.com>
250 * attribs.c (lookup_attribute_spec): Split out...
251 (decl_attributes): From here.
252 * tree.h: Declare it.
254 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
256 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
258 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
260 * tree-inline.c (remap_type_1): Correctly chain variants.
262 2007-09-22 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/33146
265 * fold-const.c (fold_binary): Use the original tree
267 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
270 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
273 * except.c (finish_eh_generation): Call commit_edge_insertions if
274 there are insns queued on the entry edge.
275 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
278 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
280 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
282 2007-09-19 Michael Meissner <michael.meissner@amd.com>
284 * gcc/config/i386/i386.c: Delete trailing whitespace.
285 * gcc/config/i386/i386.h: Ditto.
286 * gcc/config/i386/bmmintrin.h: Ditto.
287 * gcc/config/i386/sync.md: Ditto.
288 * gcc/config/i386/ppro.md: Ditto.
289 * gcc/config/i386/mmx.md: Ditto.
290 * gcc/config/i386/constraints.md: Ditto.
291 * gcc/config/i386/sse.md: Ditto.
292 * gcc/config/i386/athlon.md: Ditto.
293 * gcc/config/i386/i386.md: Ditto.
295 2007-09-21 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/33508
298 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
299 quadratic loop by keeping a bitmap of variables we have
300 to clobber all subvariables for.
301 (set_initial_properties): Likewise.
303 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
305 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
307 2007-09-20 Nigel Stephens <nigel@mips.com>
308 Chao-ying Fu <fu@mips.com>
310 * c-decl.c (finish_declspecs): When _Sat is used without
311 _Fract or _Accum, set the default type to cts_fract.
312 This avoids a warning of "type defaults to int".
314 2007-09-20 Joseph Myers <joseph@codesourcery.com>
316 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
317 bit-fields wider than one bit.
319 2007-09-20 Jakub Jelinek <jakub@redhat.com>
322 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
324 * dbxout.c (dbxout_type): Likewise.
328 * gimplify.c (gimplify_vla_decl): New function.
329 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
331 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
333 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
335 * doc/invoke.texi (-minterlink-mips16): Document.
336 * config/mips/mips.opt (minterlink-mips16): New option.
337 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
340 2007-09-20 Joseph Myers <joseph@codesourcery.com>
342 * doc/extend.texi (Attribute Syntax): Remove old speculative
345 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
347 * combine.c: Include cgraph.h.
348 (setup_incoming_promotions): Rework to allow more aggressive
349 elimination of sign extensions when all call sites of the
350 current function are known to lie within the current unit.
352 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
354 * dse.c (find_shift_sequence): No-op rework of control flow.
356 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
358 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
359 GPR for DCmode on 64-bit targets. Remove redundant fallback.
361 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
363 * cfgexpand.c (dump_stack_var_partition): Use the correct
364 index for the offset.
366 2007-09-19 Joseph Myers <joseph@codesourcery.com>
368 * config/mips/sde.h: Switch to GPLv3.
370 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
372 * tree-sra.c (decide_block_copy): Decide if there are groups.
374 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
376 * config/m68k/m68k.c (output_move_himode): Remove jump table
378 config/m68k/m68k.md (lea): Likewise.
379 * config/m68k/m68k.c (print_operand_address): Use simple pc
382 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
384 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
385 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
387 (asm_insn_count): Pass template as second argument to it.
388 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
389 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
390 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
391 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
392 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
393 (sh_insn_length_adjustment): Pass template as second argument to it.
394 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
396 * config/bfin/bfin.md (define_asm_attributes): New.
398 2007-09-19 Jie Zhang <jie.zhang@analog.com>
400 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
402 * config/bfin/print-sysroot-suffix.sh: New.
403 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
404 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
405 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
406 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
407 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
408 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
409 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
410 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
411 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
412 (linux-sysroot-suffix.h): New target.
413 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
414 (mspecld-anomaly): Likewise.
415 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
416 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
417 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
418 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
419 (bfin_si_revision): Declare.
420 (bfin_workarounds): Declare.
421 (WA_SPECULATIVE_LOADS): Define.
422 (ENABLE_WA_SPECULATIVE_LOADS): Define.
423 (WA_SPECULATIVE_SYNCS): Define.
424 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
425 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
426 (LIB_SPEC): Add %s to the linker scripts.
427 Use proper linker script for bf522, bf525, bf527,
428 bf538, bf539, bf542, bf544, bf548, and bf549.
429 * config/bfin/bfin.c (bfin_si_revision): Define.
430 (bfin_workarounds): Define.
431 (struct bfin_cpu): New.
433 (bfin_handle_option): Handle silicon revision part of -mcpu option.
434 (override_options): Set bfin_workarounds.
435 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
436 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
437 ENABLE_WA_SPECULATIVE_LOADS.
438 (bfin_reorg): Likewise.
439 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
440 macros for bf522, bf525, bf527, bf538, bf539,
441 bf542, bf544, bf548, and bf549.
442 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
443 Don't define __ID_SHARED_LIB__ when -msep-data.
444 (TARGET_DEFAULT): Define as 0.
445 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
446 * doc/invoke.texi (Blackfin Options): Document silicon
447 revision part of -mcpu option and it now accepts bf522, bf525,
448 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
450 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * alias.c (memory_modified_1): Deconstify.
453 (memory_modified_in_insn_p): Don't use const_note_stores.
454 * rtl.h (const_note_stores): Delete.
455 * rtlanal.c (const_note_stores): Likewise.
457 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
459 * dse.c (find_shift_sequence): Temporarily revert to forbidding
462 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
466 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
467 (addsi_small_int): Likewise.
468 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
469 (one_cmplsi2): Likewise.
471 (enter_func): Expand insn using hard_frame_pointer_rtx and
474 * config/fr30/fr30.c (fr30_expand_prologue): Check for
475 hard_frame_pointer_rtx instead of using REGNO() check.
476 Properly sign extend GEN_INT() argument.
478 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
480 * config/m68k/m68k.c (override_options): Remove USE_GAS,
482 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
483 alternatives with just jcc.
484 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
485 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
486 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
487 dbge_hi, dbge_si): Likewise.
489 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
491 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
492 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
493 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
494 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
495 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
497 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
499 * config/m68k/m68k-devices.def (51qe): New device.
500 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
501 to all uses of FL_FOR_isa_c for compatibility.
502 (all_microarchs): Add cfv1 microarchitecture.
503 (m68k_handle_option): Handle m51qe option.
504 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
505 (TUNE_CFV1): New macro.
506 (enum uarch_type): Add ucfv1.
507 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
509 2007-09-18 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/31863
512 * tree-ssa-structalias.c (create_variable_info_for): Always
515 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
517 * opts.c (decode_options): Enable vectorization under -O3.
519 2007-09-18 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/33340
522 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
523 SSA_NAMEs that occur in abnormal PHI nodes.
525 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
528 Don't use const_get_call_expr_in.
529 * tree-gimple.c (const_get_call_expr_in): Delete.
530 * tree-gimple.h (const_get_call_expr_in): Likewise.
532 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
534 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
535 not yet have a basic block.
536 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
538 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
540 * config/mips/mips.c (mips_file_start): Add ".previous" directives
543 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
545 * config/mips/mips.c (mips_output_mi_thunk): Use
546 mips_function_ok_for_sibcall and const_call_insn_operand
547 to determine if a direct sibcall is allowed. Use
548 mips_classify_symbol to determine a global pointer is needed.
550 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
552 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
554 2007-09-17 Chao-ying Fu <fu@mips.com>
555 Nigel Stephens <nigel@mips.com>
557 * config/fixed-bit.h: New file.
558 * config/fixed-bit.c: New file.
559 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
561 2007-09-18 Jakub Jelinek <jakub@redhat.com>
563 * c-format.h (format_kind_info): Add alloc_char field.
564 * c-format.c (scanf_flag_specs): Add 'm'.
565 (scanf_flag_pairs): Add 'a', 'm' pair.
566 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
567 (format_types_orig): Add alloc_char fields.
568 (check_format_info_main): Rename aflag to alloc_flag.
569 Handle fki->alloc_char. modifier after width and before length
570 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
571 length modifiers as well.
572 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
575 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
576 returned by build_call_expr.
578 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
580 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
581 NULL for variable-sized records too.
582 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
584 2007-09-17 Tom Tromey <tromey@redhat.com>
586 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
587 (c_builtin_function): Likewise.
588 (grokdeclarator): Likewise.
590 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
592 PR rtl-optimization/26449
593 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
594 (seq_insns_valid_p): Removed.
596 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
598 * tree-nomudflap.c (gate_mudflap): New static function.
599 (pass_mudflap_1): Use it as gate function.
600 (pass_mudflap_2): Likewise.
602 2007-09-17 Jan Hubicka <jh@suse.cz>
606 * loop-invariant.c (move_invariant_reg): Unshare sequence.
608 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
610 PR tree-optimization/33319
611 * tree-vect-analyze.c (vect_same_range_drs): New.
612 (vect_vfa_range_equal): New.
613 (vect_is_duplicate_ddr): Removed.
614 (vect_mark_for_runtime_alias_test): Do not perform marking when
615 optimizing for size or max_param for alias checking is zero.
616 Move the function before vect_analyze_data_ref_dependence.
617 (vect_analyze_data_ref_dependence): Add call to
618 vect_mark_for_runtime_alias_test in two cases when dependence
620 (vect_analyze_data_ref_dependences): Do not call to
621 vect_mark_for_runtime_alias_test.
622 (vect_prune_runtime_alias_test_list): New.
623 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
624 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
625 Update vec_outside_cost.
626 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
627 (vect_create_cond_for_alias_checks): Build the base address of data
628 reference from DR_GROUP_FIRST_DR.
629 (vect_loop_versioning): New.
630 (vect_transform_loop): Add a call to vect_loop_versioning.
631 Remove factored out code.
633 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
636 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
639 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
641 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
642 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
643 Fix the call to insn_rtx_cost. Skip access sizes that require a
644 real truncation of the store register. Use convert_move instead
645 of gen_lowpart when narrowing the result.
646 (replace_read): Use convert_move instead of gen_lowpart when
647 narrowing the store rhs.
649 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
651 * config/mips/mips.md (SHORT): Fix long line.
652 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
653 to QImode and HImode.
655 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
657 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
659 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
661 * tree-parloops.c: New file.
662 * tree-ssa-operands.h (free_stmt_operands): Declare.
663 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
665 * tree-pass.h (pass_parallelize_loops): Declare.
666 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
668 (build_omp_regions_1): Allow analysing just a single OMP region and
670 ( build_omp_regions_root, omp_expand_local): New functions.
671 (build_omp_regions): Add argument to build_omp_regions_1 call.
672 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
673 autoparallelization is run.
674 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
675 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
676 pass_parallelize_loops): New.
677 * common.opt (ftree-parallelize-loops): New.
678 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
679 parallelize_loops): Declare.
680 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
681 * Makefile.in (tree-parloops.o): Added.
682 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
684 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
685 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
686 one extra edge as well.
687 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
688 Use VEC_free to free doms vector.
689 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
690 operands. Recompute operand caches in the new function.
691 (move_sese_region_to_fn): Update loop info.
692 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
693 * tree-ssa-operands.c (free_stmt_operands): New function.
695 * doc/passes.texi: Document autoparallelization.
696 * doc/invoke.texi (-ftree-parallelize-loops): New option.
698 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
701 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
704 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
706 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
708 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
709 get_vectype_for_scalar_type succeeded.
710 (vectorizable_conversion): Likewise.
712 2007-09-14 Jan Hubicka <jh@suse.cz>
714 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
717 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
721 register when operands[2] equals operands[1].
722 (remainderxf3): Ditto.
724 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
725 Nigel Stephens <nigel@mips.com>
727 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
728 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
729 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
731 (_Unwind_ForcedUnwind): Likewise.
732 (_Unwind_Resume): Likewise.
733 (_Unwind_Resume_or_Rethrow): Likewise.
734 (_Unwind_Backtrace): Likewise.
735 (_Unwind_SjLj_RaiseException): Likewise.
736 (_Unwind_SjLj_ForcedUnwind): Likewise.
737 (_Unwind_SjLj_Resume): Likewise.
738 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
739 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
741 (_Unwind_ForcedUnwind): Likewise.
742 (_Unwind_Resume): Likewise.
743 (_Unwind_Resume_or_Rethrow): Likewise.
744 (_Unwind_Backtrace): Likewise.
745 * unwind-compat.c (_Unwind_Backtrace): Likewise.
746 (_Unwind_ForcedUnwind): Likewise.
747 (_Unwind_RaiseException): Likewise.
748 (_Unwind_Resume): Likewise.
749 (_Unwind_Resume_or_Rethrow): Likewise.
751 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
752 nomips16 mode when IN_LIBGCC2 with hard float.
754 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
756 * config/mips/sdemtk.opt: Update to GPLv3.
757 * config/mips/sdemtk.h: Likewise.
759 2007-09-14 Nigel Stephens <nigel@mips.com>
761 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
762 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
763 for mipsisa32-*-linux*.
765 2007-09-14 Nigel Stephens <nigel@mips.com>
766 David Ung <davidu@mips.com>
767 Thiemo Seufer <ths@mips.com>
768 Richard Sandiford <richard@codesourcery.com>
770 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
771 * configure.ac: Add a mipssde threading type.
772 * configure: Regenerate.
773 * config/mips/sdemtk.h: New file.
774 * config/mips/t-sdemtk: Likewise.
775 * config/mips/sdemtk.opt: Likewise.
776 * gthr-mipssde.h: Likewise.
777 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
778 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
779 (MIPS_ICACHE_SYNC): New macro, split from ...
780 * config/mips/mips.md (clear_cache): ...here.
781 * config/mips/mips.c (mips_save_reg_p): Check
782 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
783 (build_mips16_function_stub): Use targetm.strip_name_encoding.
784 (build_mips16_call_stub): Likewise.
786 2007-09-14 Richard Sandiford <richard@codesourcery.com>
788 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
790 2007-09-14 Jakub Jelinek <jakub@redhat.com>
793 * config/ia64/ia64.c (find_gr_spill): Don't decrement
794 current_frame_info.n_local_regs. Don't return emitted local
796 (ia64_compute_frame_size): Improve unwind hack to put
797 RP, PFS, FP in that order by allowing some of the registers
798 been already emitted, as long as they are emitted to the
801 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
803 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
804 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
805 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
807 2007-09-13 Eric Christopher <echristo@apple.com>
808 Kenneth Zadeck <zadeck@naturalbridge.com>
810 * dse.c (find_shift_sequence): New function.
811 (replace_read): Add case to remove read if it requires shift.
812 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
814 2007-09-13 Tom Tromey <tromey@redhat.com>
816 * c-common.c (fname_as_string): Update.
817 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
818 (c_lex_one_token): Update. Add 'parser' argument.
819 (c_parser_simple_asm_expr): Update.
820 (c_parser_attributes): Update.
821 (c_parser_asm_statement): Update.
822 (c_parser_asm_operands): Update.
823 (c_parser_peek_token): Update.
824 (c_parser_peek_2nd_token): Update.
825 * c-lex.c (c_lex_string_translate): Remove.
826 (c_lex_return_raw_strings): Likewise.
827 (c_lex_with_flags): Added 'lex_flags' argument.
828 (lex_string): Added 'translate' argument.
829 * c-pragma.h (c_lex_with_flags): Update.
830 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
831 (C_LEX_STRING_NO_TRANSLATE): New define.
832 (C_LEX_RAW_STRINGS): Likewise.
834 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
837 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
838 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
839 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
840 (bfin_init_builtins): Initialize __builtin_bfin_ones,
841 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
842 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
843 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
844 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
845 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
846 (bdesc_1arg): Add __builtin_bfin_ones.
847 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
848 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
849 and __builtin_bfin_csqu_fr16.
850 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
851 (ones): New define_insn.
852 (ssaddhi3_parts): New define_insn.
853 (sssubhi3_parts): New define_insn.
854 (flag_mulhi_parts): New define_insn.
856 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
858 * common.opt (femit-class-debug-always): Turn off by default.
860 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
862 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
863 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
865 2007-09-13 James E. Wilson <wilson@specifix.com>
867 PR tree-optimization/33389
868 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
869 then set build_loads before returning.
871 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
872 David Ung <davidu@mips.com>
874 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
875 {d}addiu and a negative immediate such that it works with MIPS16
878 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
881 * configure.ac (ld_vers): Support Linux linker.
882 * configure: Regenerated.
884 2007-09-13 Richard Sandiford <richard@codesourcery.com>
885 Sandra Loosemore <sandra@codesourcery.com>
887 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
888 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
889 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
890 nomips16 into decl attributes.
891 (TARGET_INSERT_ATTRIBUTES): Override.
892 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
893 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
894 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
895 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
896 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
897 (mips_use_mips16_mode_p): Reimplement as a function that takes
898 a decl and considers only decl attributes. If the decl is nested
899 function, use its parent attributes.
900 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
901 instead of SYMBOL_REF_MIPS16_FUNC_P.
902 (mips_set_mips16_mode): Move call to sorry here from old
903 mips_use_mips16_mode_p.
904 (mflip_mips16_entry): New structure.
905 (mflip_mips16_htab): New variable.
906 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
907 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
908 (mips_merge_decl_attributes): New function.
909 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
910 Use mips_use_mips16_mode_p.
911 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
912 SYMBOL_REF_MIPS16_FUNC_P.
913 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
915 2007-09-13 Richard Sandiford <richard@codesourcery.com>
917 * c-parser.c (c_parser_struct_declaration): Check for a null return.
919 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
922 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
924 2007-09-12 Michael Meissner <michael.meissner@amd.com>
925 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
926 Tony Linthicum <tony.linthicum@amd.com>
928 * tree.h (function_args_iterator): New type to iterate over
930 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
931 function arguments providing a pointer to the argument.
932 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
933 function arguments providing the argument.
934 (function_args_iter_init): Inline function to initialize
935 function_args_iterator.
936 (function_args_iter_cond_ptr): Inline function to return the next
937 pointer to hold the argument.
938 (function_args_iter_cond): Inline function to return the next
940 (function_args_iter_cond_next): Advance the function args
942 (stdarg_p): New function, return true if variable argument
944 (prototype_p): New function, return true if function is
946 (function_args_count): New function, count the number of arguments
949 * tree.c (stdarg_p): New function, return true if variable
951 (prototype_p): New function, return true if function is
954 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
955 (TARGET_ROUND): New macro for the round/ptest instructions which
956 are shared between SSE4.1 and SSE5.
957 (OPTION_MASK_ISA_ROUND): Ditto.
958 (OPTION_ISA_ROUND): Ditto.
959 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
960 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
962 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
963 (-mfused-madd): New switch to give users control over whether the
964 compiler optimizes to use the multiply/add SSE5 instructions.
966 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
967 m_ATHLON_K8_AMDFAM10, and change all uses.
968 (enum pta_flags): Add PTA_SSE5.
969 (ix86_handle_option): Turn off 3dnow if -msse5.
970 (override_options): Add SSE5 support.
971 (print_operand): %Y prints comparison codes for SSE5 com/pcom
973 (ix86_expand_sse_movcc): Add SSE5 support.
974 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
975 vector type to the next largest size.
976 (ix86_expand_sse5_pack): New function to use pperm to pack a
977 vector type to the next smallest size.
978 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
979 (IX86_BUILTIN_FMADDSD): Ditto.
980 (IX86_BUILTIN_FMADDPS): Ditto.
981 (IX86_BUILTIN_FMADDPD): Ditto.
982 (IX86_BUILTIN_FMSUBSS): Ditto.
983 (IX86_BUILTIN_FMSUBSD): Ditto.
984 (IX86_BUILTIN_FMSUBPS): Ditto.
985 (IX86_BUILTIN_FMSUBPD): Ditto.
986 (IX86_BUILTIN_FNMADDSS): Ditto.
987 (IX86_BUILTIN_FNMADDSD): Ditto.
988 (IX86_BUILTIN_FNMADDPS): Ditto.
989 (IX86_BUILTIN_FNMADDPD): Ditto.
990 (IX86_BUILTIN_FNMSUBSS): Ditto.
991 (IX86_BUILTIN_FNMSUBSD): Ditto.
992 (IX86_BUILTIN_FNMSUBPS): Ditto.
993 (IX86_BUILTIN_FNMSUBPD): Ditto.
994 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
995 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
996 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
997 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
998 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
999 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1000 (IX86_BUILTIN_PPERM): Ditto.
1001 (IX86_BUILTIN_PERMPS): Ditto.
1002 (IX86_BUILTIN_PERMPD): Ditto.
1003 (IX86_BUILTIN_PMACSSWW): Ditto.
1004 (IX86_BUILTIN_PMACSWW): Ditto.
1005 (IX86_BUILTIN_PMACSSWD): Ditto.
1006 (IX86_BUILTIN_PMACSWD): Ditto.
1007 (IX86_BUILTIN_PMACSSDD): Ditto.
1008 (IX86_BUILTIN_PMACSDD): Ditto.
1009 (IX86_BUILTIN_PMACSSDQL): Ditto.
1010 (IX86_BUILTIN_PMACSSDQH): Ditto.
1011 (IX86_BUILTIN_PMACSDQL): Ditto.
1012 (IX86_BUILTIN_PMACSDQH): Ditto.
1013 (IX86_BUILTIN_PMADCSSWD): Ditto.
1014 (IX86_BUILTIN_PMADCSWD): Ditto.
1015 (IX86_BUILTIN_PHADDBW): Ditto.
1016 (IX86_BUILTIN_PHADDBD): Ditto.
1017 (IX86_BUILTIN_PHADDBQ): Ditto.
1018 (IX86_BUILTIN_PHADDWD): Ditto.
1019 (IX86_BUILTIN_PHADDWQ): Ditto.
1020 (IX86_BUILTIN_PHADDDQ): Ditto.
1021 (IX86_BUILTIN_PHADDUBW): Ditto.
1022 (IX86_BUILTIN_PHADDUBD): Ditto.
1023 (IX86_BUILTIN_PHADDUBQ): Ditto.
1024 (IX86_BUILTIN_PHADDUWD): Ditto.
1025 (IX86_BUILTIN_PHADDUWQ): Ditto.
1026 (IX86_BUILTIN_PHADDUDQ): Ditto.
1027 (IX86_BUILTIN_PHSUBBW): Ditto.
1028 (IX86_BUILTIN_PHSUBWD): Ditto.
1029 (IX86_BUILTIN_PHSUBDQ): Ditto.
1030 (IX86_BUILTIN_PROTB): Ditto.
1031 (IX86_BUILTIN_PROTW): Ditto.
1032 (IX86_BUILTIN_PROTD): Ditto.
1033 (IX86_BUILTIN_PROTQ): Ditto.
1034 (IX86_BUILTIN_PROTB_IMM): Ditto.
1035 (IX86_BUILTIN_PROTW_IMM): Ditto.
1036 (IX86_BUILTIN_PROTD_IMM): Ditto.
1037 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1038 (IX86_BUILTIN_PSHLB): Ditto.
1039 (IX86_BUILTIN_PSHLW): Ditto.
1040 (IX86_BUILTIN_PSHLD): Ditto.
1041 (IX86_BUILTIN_PSHLQ): Ditto.
1042 (IX86_BUILTIN_PSHAB): Ditto.
1043 (IX86_BUILTIN_PSHAW): Ditto.
1044 (IX86_BUILTIN_PSHAD): Ditto.
1045 (IX86_BUILTIN_PSHAQ): Ditto.
1046 (IX86_BUILTIN_FRCZSS): Ditto.
1047 (IX86_BUILTIN_FRCZSD): Ditto.
1048 (IX86_BUILTIN_FRCZPS): Ditto.
1049 (IX86_BUILTIN_FRCZPD): Ditto.
1050 (IX86_BUILTIN_CVTPH2PS): Ditto.
1051 (IX86_BUILTIN_CVTPS2PH): Ditto.
1052 (IX86_BUILTIN_COMEQSS): Ditto.
1053 (IX86_BUILTIN_COMNESS): Ditto.
1054 (IX86_BUILTIN_COMLTSS): Ditto.
1055 (IX86_BUILTIN_COMLESS): Ditto.
1056 (IX86_BUILTIN_COMGTSS): Ditto.
1057 (IX86_BUILTIN_COMGESS): Ditto.
1058 (IX86_BUILTIN_COMUEQSS): Ditto.
1059 (IX86_BUILTIN_COMUNESS): Ditto.
1060 (IX86_BUILTIN_COMULTSS): Ditto.
1061 (IX86_BUILTIN_COMULESS): Ditto.
1062 (IX86_BUILTIN_COMUGTSS): Ditto.
1063 (IX86_BUILTIN_COMUGESS): Ditto.
1064 (IX86_BUILTIN_COMORDSS): Ditto.
1065 (IX86_BUILTIN_COMUNORDSS): Ditto.
1066 (IX86_BUILTIN_COMFALSESS): Ditto.
1067 (IX86_BUILTIN_COMTRUESS): Ditto.
1068 (IX86_BUILTIN_COMEQSD): Ditto.
1069 (IX86_BUILTIN_COMNESD): Ditto.
1070 (IX86_BUILTIN_COMLTSD): Ditto.
1071 (IX86_BUILTIN_COMLESD): Ditto.
1072 (IX86_BUILTIN_COMGTSD): Ditto.
1073 (IX86_BUILTIN_COMGESD): Ditto.
1074 (IX86_BUILTIN_COMUEQSD): Ditto.
1075 (IX86_BUILTIN_COMUNESD): Ditto.
1076 (IX86_BUILTIN_COMULTSD): Ditto.
1077 (IX86_BUILTIN_COMULESD): Ditto.
1078 (IX86_BUILTIN_COMUGTSD): Ditto.
1079 (IX86_BUILTIN_COMUGESD): Ditto.
1080 (IX86_BUILTIN_COMORDSD): Ditto.
1081 (IX86_BUILTIN_COMUNORDSD): Ditto.
1082 (IX86_BUILTIN_COMFALSESD): Ditto.
1083 (IX86_BUILTIN_COMTRUESD): Ditto.
1084 (IX86_BUILTIN_COMEQPS): Ditto.
1085 (IX86_BUILTIN_COMNEPS): Ditto.
1086 (IX86_BUILTIN_COMLTPS): Ditto.
1087 (IX86_BUILTIN_COMLEPS): Ditto.
1088 (IX86_BUILTIN_COMGTPS): Ditto.
1089 (IX86_BUILTIN_COMGEPS): Ditto.
1090 (IX86_BUILTIN_COMUEQPS): Ditto.
1091 (IX86_BUILTIN_COMUNEPS): Ditto.
1092 (IX86_BUILTIN_COMULTPS): Ditto.
1093 (IX86_BUILTIN_COMULEPS): Ditto.
1094 (IX86_BUILTIN_COMUGTPS): Ditto.
1095 (IX86_BUILTIN_COMUGEPS): Ditto.
1096 (IX86_BUILTIN_COMORDPS): Ditto.
1097 (IX86_BUILTIN_COMUNORDPS): Ditto.
1098 (IX86_BUILTIN_COMFALSEPS): Ditto.
1099 (IX86_BUILTIN_COMTRUEPS): Ditto.
1100 (IX86_BUILTIN_COMEQPD): Ditto.
1101 (IX86_BUILTIN_COMNEPD): Ditto.
1102 (IX86_BUILTIN_COMLTPD): Ditto.
1103 (IX86_BUILTIN_COMLEPD): Ditto.
1104 (IX86_BUILTIN_COMGTPD): Ditto.
1105 (IX86_BUILTIN_COMGEPD): Ditto.
1106 (IX86_BUILTIN_COMUEQPD): Ditto.
1107 (IX86_BUILTIN_COMUNEPD): Ditto.
1108 (IX86_BUILTIN_COMULTPD): Ditto.
1109 (IX86_BUILTIN_COMULEPD): Ditto.
1110 (IX86_BUILTIN_COMUGTPD): Ditto.
1111 (IX86_BUILTIN_COMUGEPD): Ditto.
1112 (IX86_BUILTIN_COMORDPD): Ditto.
1113 (IX86_BUILTIN_COMUNORDPD): Ditto.
1114 (IX86_BUILTIN_COMFALSEPD): Ditto.
1115 (IX86_BUILTIN_COMTRUEPD): Ditto.
1116 (IX86_BUILTIN_PCOMEQUB): Ditto.
1117 (IX86_BUILTIN_PCOMNEUB): Ditto.
1118 (IX86_BUILTIN_PCOMLTUB): Ditto.
1119 (IX86_BUILTIN_PCOMLEUB): Ditto.
1120 (IX86_BUILTIN_PCOMGTUB): Ditto.
1121 (IX86_BUILTIN_PCOMGEUB): Ditto.
1122 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1123 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1124 (IX86_BUILTIN_PCOMEQUW): Ditto.
1125 (IX86_BUILTIN_PCOMNEUW): Ditto.
1126 (IX86_BUILTIN_PCOMLTUW): Ditto.
1127 (IX86_BUILTIN_PCOMLEUW): Ditto.
1128 (IX86_BUILTIN_PCOMGTUW): Ditto.
1129 (IX86_BUILTIN_PCOMGEUW): Ditto.
1130 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1131 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1132 (IX86_BUILTIN_PCOMEQUD): Ditto.
1133 (IX86_BUILTIN_PCOMNEUD): Ditto.
1134 (IX86_BUILTIN_PCOMLTUD): Ditto.
1135 (IX86_BUILTIN_PCOMLEUD): Ditto.
1136 (IX86_BUILTIN_PCOMGTUD): Ditto.
1137 (IX86_BUILTIN_PCOMGEUD): Ditto.
1138 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1139 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1140 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1141 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1142 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1143 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1144 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1145 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1146 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1147 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1148 (IX86_BUILTIN_PCOMEQB): Ditto.
1149 (IX86_BUILTIN_PCOMNEB): Ditto.
1150 (IX86_BUILTIN_PCOMLTB): Ditto.
1151 (IX86_BUILTIN_PCOMLEB): Ditto.
1152 (IX86_BUILTIN_PCOMGTB): Ditto.
1153 (IX86_BUILTIN_PCOMGEB): Ditto.
1154 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1155 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1156 (IX86_BUILTIN_PCOMEQW): Ditto.
1157 (IX86_BUILTIN_PCOMNEW): Ditto.
1158 (IX86_BUILTIN_PCOMLTW): Ditto.
1159 (IX86_BUILTIN_PCOMLEW): Ditto.
1160 (IX86_BUILTIN_PCOMGTW): Ditto.
1161 (IX86_BUILTIN_PCOMGEW): Ditto.
1162 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1163 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1164 (IX86_BUILTIN_PCOMEQD): Ditto.
1165 (IX86_BUILTIN_PCOMNED): Ditto.
1166 (IX86_BUILTIN_PCOMLTD): Ditto.
1167 (IX86_BUILTIN_PCOMLED): Ditto.
1168 (IX86_BUILTIN_PCOMGTD): Ditto.
1169 (IX86_BUILTIN_PCOMGED): Ditto.
1170 (IX86_BUILTIN_PCOMFALSED): Ditto.
1171 (IX86_BUILTIN_PCOMTRUED): Ditto.
1172 (IX86_BUILTIN_PCOMEQQ): Ditto.
1173 (IX86_BUILTIN_PCOMNEQ): Ditto.
1174 (IX86_BUILTIN_PCOMLTQ): Ditto.
1175 (IX86_BUILTIN_PCOMLEQ): Ditto.
1176 (IX86_BUILTIN_PCOMGTQ): Ditto.
1177 (IX86_BUILTIN_PCOMGEQ): Ditto.
1178 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1179 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1180 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1181 OPTION_MASK_ISA_ROUND for instructions that are shared between
1183 (bdesc_2arg): Ditto.
1184 (bdesc_sse_3arg): Ditto.
1185 (enum multi_arg_type): New enum for describing the various SSE5
1186 intrinsic argument types.
1187 (bdesc_multi_arg): New table for SSE5 intrinsics.
1188 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1189 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1191 (ix86_expand_builtin): Add SSE5 intrinsic support.
1192 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1193 operand instructions.
1194 (ix86_expand_sse5_multiple_memory): New function to split the
1195 second memory reference from SSE5 instructions.
1196 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1197 (ix86_return_pops_args): Use stdarg_p to determine if the function
1198 has variable arguments.
1199 (ix86_setup_incoming_varargs): Ditto.
1200 (x86_this_parameter): Ditto.
1202 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1204 (ix86_expand_sse5_pack): Ditto.
1205 (ix86_sse5_valid_op_p): Ditto.
1206 (ix86_expand_sse5_multiple_memory): Ditto.
1208 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1209 constant for SSE5 support.
1210 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1211 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1212 (UNSPEC_SSE5_PERMUTE): Ditto.
1213 (UNSPEC_SSE5_ASHIFT): Ditto.
1214 (UNSPEC_SSE5_LSHIFT): Ditto.
1215 (UNSPEC_FRCZ): Ditto.
1216 (UNSPEC_CVTPH2PS): Ditto.
1217 (UNSPEC_CVTPS2PH): Ditto.
1218 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1220 (COM_FALSE_S): Ditto.
1221 (COM_FALSE_P): Ditto.
1222 (COM_TRUE_S): Ditto.
1223 (COM_TRUE_P): Ditto.
1224 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1225 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1227 (memory attribute): Ditto.
1228 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1229 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1230 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1231 (floor<mode>2): Ditto.
1232 (ceil<mode>2): Ditto.
1233 (btrunc<mode>2): Ditto.
1234 (nearbyintdf2): Ditto.
1235 (nearbyintsf2): Ditto.
1236 (sse_setccsf): Disable if SSE5.
1237 (sse_setccdf): Ditto.
1238 (sse5_setcc<mode>): New support for SSE5 conditional move.
1239 (sse5_pcmov_<mode>): Ditto.
1241 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1243 (SSEMODEF2P): Ditto.
1244 (ssemodesuffixf4): New mode attribute for SSE5.
1245 (ssemodesuffixf2s): Ditto.
1246 (ssemodesuffixf2c): Ditto.
1247 (sserotatemax): Ditto.
1248 (ssescalarmode): Ditto.
1249 (sse_maskcmpv4sf3): Disable if SSE5.
1250 (sse_maskcmpv2df3): Ditto.
1251 (sse_vmmaskcmpv4sf3): Ditto.
1252 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1254 (sse5_vmfmadd<mode>4): Ditto.
1255 (sse5_fmsub<mode>4): Ditto.
1256 (sse5_vmfmsub<mode>4): Ditto.
1257 (sse5_fnmadd<mode>4): Ditto.
1258 (sse5_vmfnmadd<mode>4): Ditto.
1259 (sse5_fnmsub<mode>4): Ditto.
1260 (sse5_vmfnmsub<mode>4): Ditto.
1261 (sse5i_fmadd<mode>4): Ditto.
1262 (sse5i_fmsub<mode>4): Ditto.
1263 (sse5i_fnmadd<mode>4): Ditto.
1264 (sse5i_fnmsub<mode>4): Ditto.
1265 (sse5i_vmfmadd<mode>4): Ditto.
1266 (sse5i_vmfmsub<mode>4): Ditto.
1267 (sse5i_vmfnmadd<mode>4): Ditto.
1268 (sse5i_vmfnmsub<mode>4): Ditto.
1269 (mulv16qi3): Add SSE5 support.
1271 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1272 (sse2_mulv4si3): Disable if SSE5.
1273 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1274 (sse4_1_roundps): Ditto.
1275 (sse4_1_roundsd): Ditto.
1276 (sse4_1_roundss): Ditto.
1277 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1279 (sse_maskcmpsf3): Ditto.
1280 (sse_vmmaskcmpv4sf3): Ditto.
1281 (sse2_maskcmpv2df3): Ditto.
1282 (sse2_maskcmpdf3): Ditto.
1283 (sse2_vmmaskcmpv2df3): Ditto.
1284 (sse2_eq<mode>3): Ditto.
1285 (sse2_gt<mode>3): Ditto.
1286 (sse5_pcmov_<mode>): Add SSE5 support.
1287 (vec_unpacku_hi_v16qi): Ditto.
1288 (vec_unpacks_hi_v16qi): Ditto.
1289 (vec_unpacku_lo_v16qi): Ditto.
1290 (vec_unpacks_lo_v16qi): Ditto.
1291 (vec_unpacku_hi_v8hi): Ditto.
1292 (vec_unpacks_hi_v8hi): Ditto.
1293 (vec_unpacku_lo_v8hi): Ditto.
1294 (vec_unpacks_lo_v8hi): Ditto.
1295 (vec_unpacku_hi_v4si): Ditto.
1296 (vec_unpacks_hi_v4si): Ditto.
1297 (vec_unpacku_lo_v4si): Ditto.
1298 (vec_unpacks_lo_v4si): Ditto.
1299 (sse5_pmacsww): New SSE5 intrinsic insn.
1300 (sse5_pmacssww): Ditto.
1301 (sse5_pmacsdd): Ditto.
1302 (sse5_pmacssdd): Ditto.
1303 (sse5_pmacssdql): Ditto.
1304 (sse5_pmacssdqh): Ditto.
1305 (sse5_pmacsdqh): Ditto.
1306 (sse5_pmacsswd): Ditto.
1307 (sse5_pmacswd): Ditto.
1308 (sse5_pmadcsswd): Ditto.
1309 (sse5_pmadcswd): Ditto.
1310 (sse5_pcmov_<move>): Conditional move support on SSE5.
1311 (sse5_phaddbw): New SSE5 intrinsic insn.
1312 (sse5_phaddbd): Ditto.
1313 (sse5_phaddbq): Ditto.
1314 (sse5_phaddwd): Ditto.
1315 (sse5_phaddwq): Ditto.
1316 (sse5_phadddq): Ditto.
1317 (sse5_phaddubw): Ditto.
1318 (sse5_phaddubd): Ditto.
1319 (sse5_phaddubq): Ditto.
1320 (sse5_phadduwd): Ditto.
1321 (sse5_phadduwq): Ditto.
1322 (sse5_phaddudq): Ditto.
1323 (sse5_phsubbw): Ditto.
1324 (sse5_phsubwd): Ditto.
1325 (sse5_phsubdq): Ditto.
1326 (sse5_pperm): Ditto.
1327 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1328 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1329 (sse5_pperm_sign_v8hi_v4si): Ditto.
1330 (sse5_pperm_zero_v8hi_v4si): Ditto.
1331 (sse5_pperm_sign_v4si_v2di): Ditto.
1332 (sse5_pperm_sign_v4si_v2di): Ditto.
1333 (sse5_pperm_pack_v2di_v4si): Ditto.
1334 (sse5_pperm_pack_v4si_v8hi): Ditto.
1335 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1336 (sse5_perm<mode>): New SSE5 intrinsic insn.
1337 (rotl<mode>3): Ditto.
1338 (sse5_rotl<mode>3): Ditto.
1339 (sse5_ashl<mode>3): Ditto.
1340 (sse5_lshl<mode>3): Ditto.
1341 (sse5_frcz<mode>2): Ditto.
1342 (sse5s_frcz<mode>2): Ditto.
1343 (sse5_cvtph2ps): Ditto.
1344 (sse5_cvtps2ph): Ditto.
1345 (sse5_vmmaskcmp<mode>3): Ditto.
1346 (sse5_com_tf<mode>3): Ditto.
1347 (sse5_maskcmp<mode>3): Ditto.
1348 (sse5_maskcmp_uns<mode>3): Ditto.
1349 (sse5_maskcmp_uns2<mode>3): Ditto.
1350 (sse5_pcom_tf<mode>3): Ditto.
1352 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1354 (sse5_comparison_float_operator): New predicate to match the
1355 comparison operators supported by the SSE5 com instruction.
1356 (ix86_comparison_int_operator): New predicate to match just the
1357 signed int comparisons.
1358 (ix86_comparison_uns_operator): New predicate to match just the
1359 unsigned int comparisons.
1361 * doc/invoke.texi (-msse5): Add documentation.
1362 (-mfused-madd): Ditto.
1364 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1366 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1368 (x86_64-*-*): Ditto.
1370 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1372 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1373 intrinisics for SSE5.
1375 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1378 * config/i386/mmintrin-common.h: New file, to contain common
1379 instructions between SSE4.1 and SSE5.
1381 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1382 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1383 (gen_regparm_prefix): Ditto.
1385 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1386 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1387 prototype_p to determine if a function is prototyped.
1389 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1391 * config/dfp-bit.c (dfp_conversion_exception): New function.
1392 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1393 (DFP_TO_INT): Ditto.
1394 (INT_TO_DFP): Ditto.
1395 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1397 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1400 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1401 before sp restoration even when total_size is 0, but
1402 frame_pointer_needed.
1404 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1406 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1407 (xtensa_copy_incoming_a7): Use start_sequence instead of
1408 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1409 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1410 of the saveregs sequence.
1412 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1414 * c-tree.h (grokfield): Add a "tree *" argument.
1415 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1416 Chain nested decl attributes to it. Don't call decl_attributes here.
1417 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1418 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1419 (grokfield): Take a pointer to the decl's attributes and pass
1420 it to grokdeclarator.
1421 * c-parser.c (c_parser_struct_declaration): Update the calls to
1422 grokfield. Call decl_attributes for anonymous struct and union
1425 2007-09-12 Jan Hubicka <jh@suse.cz>
1427 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1429 2007-09-12 Ira Rosen <irar@il.ibm.com>
1431 PR tree-optimization/32377
1432 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1433 between positive and negative dependence distance using DDR_REVERSED_P.
1435 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1437 PR tree-optimization/33373
1438 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1439 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1441 2007-09-12 Jan Hubicka <jh@suse.cz>
1444 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1447 2007-09-12 Christian Bruel <christian.bruel@st.com>
1449 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1450 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1452 2007-09-12 Ira Rosen <irar@il.ibm.com>
1454 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1455 for oprnd1 if not required.
1456 (vectorizable_operation): Use scalar operand in SLP in case of
1457 shift with scalar argument.
1459 2007-09-12 Ira Rosen <irar@il.ibm.com>
1461 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1464 2007-09-11 James E. Wilson <wilson@specifix.com>
1466 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1467 TARGET_UNWIND_INFO is defined.
1468 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1471 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1473 * config/sh/sh.c (calc_live_regs): Use
1474 current_function_saves_all_registers instead of
1475 current_function_has_nonlocal_label.
1476 (sh_allocate_initial_value): Likewise.
1477 (sh_get_pr_initial_val): Likewise.
1478 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1479 * config/sh/sh.md (load_ra): Likewise.
1481 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1483 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1486 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1487 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1489 2007-09-12 Sa Liu <saliu@de.ibm.com>
1491 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1492 operands to DFmode GE or LE compares.
1494 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1496 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1497 REG_CLASS_NAMES): Add P0REGS.
1498 (REGNO_REG_CLASS): Return it where appropriate.
1499 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1500 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1501 * doc/md.texi (Blackfin family): Document 'q' constraints.
1503 2007-09-11 Steve Kenton <skenton@ou.edu>
1505 * pa/linux-unwind.h: Guard with inhibit_libc.
1506 * pa/hpux-unwind.h: Likewise.
1508 2007-09-11 David Daney <ddaney@avtrex.com>
1510 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1511 * doc/install.texi: Document new --with-llsc and --without-llsc
1513 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1514 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1515 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1517 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1518 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1519 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1520 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1521 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1522 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1523 * config/mips/mips.opt (mllsc): New option.
1524 * config/mips/mips.c (mips_llsc): Define variable.
1525 (mips_handle_option): Handle mllsc option.
1526 (override_options): Set mips_print_operand_punct for '|' and '-'.
1527 (print_operand): Add new %| and %- operand codes.
1528 * config/mips/mips.h (mips_llsc_setting): New enum type.
1529 (mips_llsc): Declare.
1530 (OPTION_DEFAULT_SPECS): Add llsc handling.
1531 (GENERATE_SYNC): New macro.
1532 (GENERATE_LL_SC): New macro.
1533 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1534 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1535 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1536 in %| and %- operand codes.
1538 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1540 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1541 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1543 2007-09-11 Jason Merrill <jason@redhat.com>
1546 * stor-layout.c (layout_decl): Do pack variable size fields.
1548 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1550 * config/m68k/predicates.md (movsi_const0_operand,
1551 non_symbolic_call_operand): New predicates.
1553 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1555 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1556 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1557 CW, CZ, CS, Ap and Ac.
1559 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1560 (constraints.md): New include.
1561 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1562 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1563 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1565 (pushdi): Add split.
1566 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1567 attributes. Split tstsi_internal_68020_cf from it.
1568 (tstsi_internal_68020_cf): New pattern.
1569 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1570 (tst<mode>_cf): Specify attributea.
1571 (cmpsi_cf): Name pattern. Specify attributes.
1572 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1573 (pushexthisi_const): Fix to use alternatives. Specify
1575 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1576 from it. Fix to use alternatives. Specify attributes.
1577 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1578 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1580 (movsf_cf_soft): Specify attributes.
1581 (movdf_cf_soft): Add split.
1582 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1583 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1584 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1585 (truncdfsf2_68881): Name pattern. Specify attributes.
1586 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1587 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1588 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1590 (addsi3_5200): Fix to use alternatives. Specify attributes.
1592 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1593 (subsi3): Add alternative for subq.l. Specify attributes.
1594 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1595 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1597 (umulhisi3): Specify attributes.
1598 (mulhisisi3_z): Name pattern. Specify attributes.
1599 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1600 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1601 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1602 bsetmemqi): Specify attributes.
1603 (bsetmemqi_ext): Name pattern. Specify attributes.
1604 (bclrmemqi): Specify attributes.
1605 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1606 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1608 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1609 pattern. Specify attributes.
1610 (jump): Specify attributes.
1611 (tablejump_internal): Name pattern. Specify attributes.
1612 (call_value): Split into non_symbolic_call_value,
1613 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1614 alternatives. Specify attributes.
1615 (non_symbolic_call_value, symbolic_call_value_jsr,
1616 symbolic_call_value_bsr): New patterns.
1617 (nop, return, unlink, indirect_jump): Specify attributes.
1618 (trap): Fix condition. Specify attributes.
1621 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1622 (override_options): Initialize it. Initialize m68k_sched_cpu.
1623 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1624 (const_method): Make global, rename to m68k_const_method.
1625 (const_int_cost, output_move_const_into_data_reg): Update.
1626 (output_move_double): Parametrize to emit rtl code, rename to
1628 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1629 emit_movsi): New static functions.
1630 (output_move_double): New function with semantics of old
1632 (m68k_emit_move_double): New function.
1633 (m68k_sched_cpu): New variable.
1634 (attr_op_type): New enum.
1635 (sched_guess_p): New variable.
1636 (sched_address_type, sched_operand_type, sched_attr_op_type):
1637 New static functions.
1638 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1639 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1640 (sched_branch_type): New static variable.
1641 (m68k_sched_branch_type): New function.
1642 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1643 (m68k_symbolic_call_var): Declare.
1644 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1645 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1646 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1647 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1650 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1652 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1653 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1654 error if __builtin_va_arg_pack_len () wasn't optimized out during
1656 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1657 with the number of inline's anonymous arguments.
1658 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1660 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1662 * fold-const.c (extract_muldiv_1): Do not simplify
1665 2007-09-11 Jan Hubicka <jh@suse.cz>
1667 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1668 (TARGET_INTER_UNIT_CONVERSIONS): New.
1669 * i386.md (floatsi expanders): Remove redundant check for SImode
1670 source; offload to memory when asked for.
1671 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1672 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1674 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1675 floatsidf2_mixed_memory, floatsidf2_sse_memory
1676 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1677 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1679 2007-09-11 Jan Hubicka <jh@suse.cz>
1681 * toplev.c (process_options): all frontends now do unit-at-a-time.
1682 * cgraphunit.c: update comments.
1683 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1684 * c-decl.c (finish_function): use cgraph_add_new_function.
1685 * function.c (expand_function_end): We are always unit-at-a-time.
1687 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1689 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1690 settings for MIPS16.
1691 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1693 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1695 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1696 SYMBOL_FORCE_TO_MEM constants.
1697 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1698 (mips16_rewrite_pool_refs_info): New structure.
1699 (mips16_rewrite_pool_constant): New function, split out from...
1700 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1701 mips16_rewrite_pool_refs_info structure rather than a pointer
1702 to a constant pool. Force force_to_mem_operands into memory.
1703 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1704 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1705 * config/mips/constraints.md (kf): New constraint.
1706 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1707 (*movsi_mips16): Likewise.
1709 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1710 Nigel Stephens <nigel@mips.com>
1711 David Ung <davidu@mips.com>
1713 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1714 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1715 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1716 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1717 (mips_zero_extend_cost): New functions.
1718 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1719 Use the new functions. Tweak many cost estimates, both here
1720 and in the new subroutines. Return false when the cost of the
1721 operands has not been calculated. Check for *clear_upper32.
1722 Check for floating-point multiply-add, reciprocal and rsqrt
1723 patterns. Handle comparison and rotation codes.
1725 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1727 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1729 * config/i386/i386.c (get_dllimport_decl): Don't strip
1732 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1735 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1736 declarations to top.
1737 (DFP_TO_BFP): Use for either XFmode or TFmode.
1738 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1740 * config/dfp-bit.h: Include float.h.
1741 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1742 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1743 which doesn't mean the same thing.
1744 (BFP_KIND): Use 4 to mean TFmode.
1745 (BFP_FMT): Specify the number of decimal digits based on the
1746 number of mantissa digits.
1747 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1748 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1749 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1750 (TFtype): Define if TFmode is supported.
1751 * doc/libgcc.texi (Decimal float library routines): Document
1752 TF conversion functions.
1754 2007-09-10 Chao-ying Fu <fu@mips.com>
1756 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1757 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1758 (mips_emit_compare): Process fixed-point modes.
1759 (mips_pad_arg_upward): Support fixed-point types.
1760 (override_options): Allow fixed-point modes in accumulators.
1761 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1762 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1763 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1764 (mips_scalar_mode_supported_p): New function to accept fixed-point
1765 modes if the width is not greater than two BITS_PER_WORD.
1766 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1767 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1768 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1769 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1770 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1772 ("IMODE"): New mode attribute.
1773 (mips-fixed.md): Include.
1774 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1776 * config/mips/mips-fixed.md: New file.
1778 2007-09-11 Ben Elliston <bje@au.ibm.com>
1780 * config/spu/spu.md: Formatting fixes.
1782 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1784 * config/dfp-bit.c (dfp_unary_func): Delete.
1785 (dfp_unary_op): Delete.
1786 (dfp_binary_op): Use decFloat functions instead of decNumber
1787 functions for binary operations.
1788 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1789 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1791 (dfp_compare_op): Use decFloat functions insteadof decNumber
1792 functions for comparisons.
1793 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1794 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1796 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1797 call to dxx_binary_op and decFloat function.
1798 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1799 calls to dxx_binary_op and decFloat function.
1800 * config/dfp-bit.h: Include decFloat header files.
1801 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1802 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1803 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1804 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1806 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1807 Jan Sjodin <jan.sjodin@amd.com>
1809 * tree-vect-analyze.c (vect_analyze_operations): Change
1810 comparison of loop iterations with threshold to less than
1811 or equal to instead of less than. Reduce
1812 min_scalar_loop_bound by one.
1813 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1814 Change prologue and epilogue iterations estimate to vf/2,
1815 when unknown at compile-time. Change versioning guard
1816 cost to taken_branch_cost. If peeling for alignment is
1817 unknown at compile-time, change peel guard costs to one
1818 taken branch and one not-taken branch per peeled loop.
1819 If peeling for alignment is known but number of scalar loop
1820 iterations is unknown at compile-time, change peel guard
1821 costs to one taken branch per peeled loop. Change the cost
1822 model equation to consider vector iterations as the loop
1823 iterations less the prologue and epilogue iterations.
1824 Change outside vector cost check to less than or equal to
1825 zero instead of equal to zero.
1826 (vect_do_peeling_for_loop_bound): Reduce
1827 min_scalar_loop_bound by one.
1828 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1829 TARG_COND_NOT_TAKEN_BRANCH_COST.
1830 * config/i386/i386.h (processor_costs): Add
1831 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1832 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1833 vec_align_load_cost, vect_unalign_load_cost,
1834 vec_store_cost, cond_taken_branch_cost,
1835 cond_not_taken_branch_cost.
1836 Define macros for x86 costs.
1837 * config/i386/i386.c:
1838 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1839 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1840 scalar_to_vec_cost, vec_align_load_cost,
1841 vect_unalign_load_cost, vec_store_cost,
1842 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1843 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1844 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1845 core2_cost, generic64_cost, generic32_cost): Set to default
1847 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1848 (x86_builtin_vectorization_cost): New.
1850 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1851 Ben Elliston <bje@au.ibm.com>
1853 * dfp.c: Include decimal128Local.h;
1854 (dfp_byte_swap): Remove.
1855 (encode_decimal32, decode_decimal32): Don't handle endianness.
1856 (encode_decimal64, decode_decimal64): Ditto.
1857 (encode_decimal128, decode_decimal128): Ditto.
1858 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1860 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1862 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1863 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1865 2007-09-10 David Daney <ddaney@avtrex.com>
1867 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1869 (memory_barrier): Rewrote as an insn that clobbers memory.
1871 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1873 * config/mips/mips.c (mips_global_pointer): Check
1874 call_really_used_regs instead of call_used_regs.
1875 (mips_save_reg_p): Likewise. Save all call-saved registers
1876 if current_function_saves_all_registers. Fix indentation.
1877 No longer treat $18 as a special case.
1878 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1880 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1882 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1883 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1884 the introductory comment.
1885 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1886 (override_options): Don't test for it.
1887 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1888 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1889 * config/mips/vr.h: As for config/mips/sde.h.
1891 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1892 Revital Eres <eres@il.ibm.com>
1894 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1895 (struct ddg): Define.
1896 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1897 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1898 * config/spu/spu.c: Include ddg.h.
1899 (TARGET_SCHED_SMS_RES_MII): Define.
1900 (spu_sms_res_mii): New function to calculate mii.
1901 * modulo-sched (res_MII): Use it.
1902 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1904 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1906 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1907 pool entries since they might hold values that must not be shared.
1909 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1912 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1913 Use 'N' operand constraint for op2.
1914 (lshr<mode>3): Ditto.
1915 (ashl<mode>3): Ditto.
1916 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1917 (vec_shr_<mode>): Ditto.
1918 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1919 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1921 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1923 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1924 Change mode macro in the last real_2expN parameter to uppercase.
1926 2007-09-10 Michael Matz <matz@suse.de>
1928 * tree-pass.h (pass_cselim): Declare new pass.
1929 * passes.c (init_optimization_passes): Link in pass_cselim.
1930 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1931 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1932 cond_store_replacement.
1933 (condstoretemp): New static variable.
1934 (cond_store_replacement): New function.
1935 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1936 tree_ssa_phiopt_worker.
1937 (struct name_to_bb): New.
1938 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1939 nt_init_block, nt_fini_block): New static functions.
1940 (seen_ssa_names, nontrap_set): New static variables.
1941 (gate_cselim, pass_cselim): Define new pass.
1942 * common.opt (ftree-cselim): New flag.
1943 * toplev.c (process_options): Set flag_tree_cselim if required.
1945 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1947 * simplify-rtx.c (simplify_relational_operation_1): For recent
1948 canonicalization, don't recurse if op1 equals both PLUS arguments.
1950 2007-09-09 David Daney <ddaney@avtrex.com>
1952 * optabs.c (expand_sync_operation): Use plus insn if minus
1954 (expand_sync_fetch_operation): Ditto.
1956 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1958 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1960 (*floatsisf2_sse_vector): Likewise.
1962 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1964 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1966 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1968 * config/i386/i386.h (ix86_tune_indices): Rename
1969 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1970 (TARGET_USE_VECTOR_CONVERTS): Updated.
1971 * config/i386/i386.c: Likewise.
1973 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1974 Nigel Stephens <nigel@mips.com>
1976 * doc/invoke.texi (Overall Options): Add .sx file extension
1977 as a synonym for .S.
1978 * cppspec.c (known_suffixes): Likewise.
1979 * gcc.c (default_compilers): Likewise.
1981 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1984 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1985 * simplify-rtx.c (simplify_relational_operation_1): Add the
1986 canonicalization from i386.h.
1987 * doc/md.texi (Canonicalization of Instructions): Document it.
1989 2007-09-09 Jan Hubicka <jh@suse.cz>
1990 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1992 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1993 (TARGET_USE_VECTOR_CONVERTS): New.
1994 * i386.md: New post-reload splitters for converting SF to DF and DF to
1996 (floatsi* expander): Special case vector conversions.
1997 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1998 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1999 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2000 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2001 Disable when doing vector converts.
2002 (floatsi<mode>2_i387): Disable when
2003 * sse.md (vec_dupv2df): Export.
2004 * i386.c (ix86_tune_features): Enable SSE conversions.
2006 2007-09-09 Richard Guenther <rguenther@suse.de>
2008 * tree-ssa-operands.c (add_virtual_operand): Only mark
2009 stores as has_volatile_ops if alias information is not available.
2011 2007-09-09 Revital Eres <eres@il.ibm.com>
2013 * doc/contrib.texi: Add myself.
2015 2007-09-09 Ira Rosen <irar@il.ibm.com>
2017 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2018 stmt_vinfo_set_outside_of_loop_cost): New functions.
2019 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2020 (vect_model_simple_cost): Call
2021 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2022 field instead of calling vect_get_cost_fields.
2023 (vect_model_store_cost, vect_model_load_cost): Likewise.
2025 2007-09-09 Revital Eres <eres@il.ibm.com>
2027 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2028 declaration to bdesc_paired_preds variable.
2029 (paired_expand_builtin): Likewise.
2031 2007-09-09 Revital Eres <eres@il.ibm.com>
2033 * dbgcnt.def (sms_sched_loop): New counter.
2034 * modulo-sched.c: Use sms_sched_loop instead of
2035 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2036 perform swing modulo scheduling on. Include dbgcnt.h.
2037 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2038 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2040 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2043 Substitute all uses with ...
2044 (MODEF): New mode iterator.
2046 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2047 from pre-regalloc define_insn_and_split splitter pattern.
2048 (*fix_trunc<mode>_i387_1): Ditto.
2049 (*fistdi2_1): Ditto.
2050 (*fist<mode>2_1): Ditto.
2051 (frndintxf2_floor): Ditto.
2052 (*fist<mode>2_floor_1): Ditto.
2053 (frndintxf2_ceil): Ditto.
2054 (*fist<mode>2_ceil_1): Ditto.
2055 (frndintxf2_trunc): Ditto.
2056 (frndintxf2_mask_pm): Ditto.
2058 (prologue): Use (const_int 0) as never generated filler insn.
2060 (sibcall_epilogue): Ditto.
2061 (eh_return_si): Ditto.
2062 (eh_return_di): Ditto.
2064 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2065 using MODEF mode iterator.
2066 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2067 using MODEF mode iterator.
2068 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2069 using MODEF mode iterator.
2070 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2071 Macroize expander using MODEF mode iterator.
2073 (zero_extendsidi2): Remove operand constraints from expander.
2074 (smuldi3_highpart): Ditto.
2075 (indirect_jump): Ditto.
2078 * config/i386/sse.md (storentv4sf): Ditto.
2079 (storentv2df): Ditto.
2080 (storentv2di): Ditto.
2082 (sse2_cvtpd2ps): Ditto.
2083 (vec_interleave_highv16qi): Ditto.
2084 (vec_interleave_lowv16qi): Ditto.
2085 (vec_interleave_highv8hi): Ditto.
2086 (vec_interleave_lowv8hi): Ditto.
2087 (vec_interleave_highv4si): Ditto.
2088 (vec_interleave_lowv4si): Ditto.
2089 (vec_interleave_highv2di): Ditto.
2090 (vec_interleave_lowv2di): Ditto.
2091 (sse2_maskmovdqu): Ditto.
2092 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2094 2007-09-09 Ira Rosen <irar@il.ibm.com>
2096 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2097 (struct _slp_tree, struct _slp_instance): Define new data structures
2098 along macros for their access.
2099 (struct _loop_vec_info): Define new fields: strided_stores,
2100 slp_instances, and slp_unrolling_factor along macros for their access.
2101 (enum slp_vect_type): New.
2102 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2104 (STMT_VINFO_STRIDED_ACCESS): New macro.
2105 (vect_free_slp_tree): Declare.
2106 (vectorizable_load): Add an argument of type slp_tree.
2107 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2108 vectorizable_assignment): Likewise.
2109 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2110 Declare (make extern).
2111 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2112 (new_loop_vec_info): Likewise.
2113 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2114 * tree-vect-analyze.c: Include recog.h.
2115 (vect_update_slp_costs_according_to_vf): New.
2116 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2117 functions. For not pure SLP stmts with strided access check that the
2118 group size is power of 2. Update the vectorization factor according to
2119 SLP. Call vect_update_slp_costs_according_to_vf.
2120 (vect_analyze_group_access): New.
2121 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2122 (vect_free_slp_tree): New functions.
2123 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2124 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2125 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2126 vect_detect_hybrid_slp): Likewise.
2127 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2128 and vect_detect_hybrid_slp.
2129 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2130 SLP costs into account.
2131 (vect_get_cost_fields): New function.
2132 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2134 (vect_model_store_cost, vect_model_load_cost): Likewise.
2135 (vect_get_constant_vectors): New function.
2136 (vect_get_slp_vect_defs, vect_get_slp_defs,
2137 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2138 vect_get_vec_defs): Likewise.
2139 (vectorizable_reduction): Don't handle SLP for now.
2140 (vectorizable_call): Don't handle SLP for now. Add argument to
2141 vect_model_simple_cost.
2142 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2143 get SLPed and vectorized defs). Fix indentation and spacing.
2144 (vectorizable_assignment): Handle SLP.
2145 (vectorizable_induction): Don't handle SLP for now.
2146 (vectorizable_operation): Likewise.
2147 (vectorizable_type_demotion): Add argument to
2148 vect_model_simple_cost.
2149 (vectorizable_type_promotion): Likewise.
2150 (vectorizable_store, vectorizable_load): Handle SLP.
2151 (vectorizable_condition): Don't handle SLP for now.
2152 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2153 no SLP transformation required for unsupported cases. Add SLP
2154 argument for supported cases.
2155 (vect_remove_stores): New function.
2156 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2157 (vect_transform_loop): Schedule SLP instances.
2158 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2160 2007-09-09 Andrew Haley <aph@redhat.com>
2162 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2165 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2167 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2168 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2169 Similar for what label_refs can go in the JUMP_TARGET field. Split
2170 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2171 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2172 REG_LABEL when replacing an operand with a LABEL_REF for a
2174 (subst_reloads): When replacing a LABEL_REG with a register,
2175 instead of generating a REG_LABEL note, assert that there already
2176 is one or that the label is a known target for the insn.
2177 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2178 note, check the JUMP_LABEL field. Remove "else" after return.
2179 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2180 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2181 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2182 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2183 insns. Iterate over all notes; don't assume there's only one.
2184 * cse.c (recorded_label_ref): Adjust comment to refer to
2186 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2187 insns, not just NONJUMP_INSN_P.
2188 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2189 isn't a jump target.
2190 * jump.c (rebuild_jump_labels): Adjust head comment.
2191 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2192 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2193 (mark_all_labels): For JUMP_P insns without a target, check if the
2194 the target is noted on the previous nonjump insn.
2195 (mark_jump_label_1): New function, guts from mark_jump_label.
2196 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2197 marking jump target labels.
2198 <case LABEL_REF>: Adjust for whether to generate a
2199 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2200 For 'E' format rtl, iterate in descending element order.
2201 (delete_related_insns): Handle both REG_LABEL_TARGET and
2202 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2203 reference count, delete and fallthrough. Move finding-next-
2204 non-deleted insn last in the function. Look at all INSN_P insns
2205 for REG_LABEL_OPERAND notes.
2206 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2208 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2209 JUMP_LABEL, output the INSN_UID of it.
2210 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2211 and/or REG_LABEL_TARGET.
2212 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2213 with jump.c copy by only adding notes for labels actually
2214 referenced in the insn.
2215 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2216 usage count increment; handle all INSN_P trial insns.
2217 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2219 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2220 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2221 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2223 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2224 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2225 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2226 on all INSN_P insns.
2227 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2228 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2229 REG_LABEL_OPERAND notes.
2230 * reload1.c (calculate_needs_all_insns): Adjust comments.
2231 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2232 * config/alpha/alpha.md (split for load of an address into a
2233 four-insn sequence on Unicos/Mk): Adjust to use
2235 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2237 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2240 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2241 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2242 FOR_BB_INSNS_SAFE instead of for loop.
2243 * cse.c (cse_extended_basic_block): Likewise.
2244 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2245 that the for loop does not invoke NEXT_INSN on a deleted insn.
2246 * function.c (instantiate_virtual_regs): Likewise.
2247 * lower-subreg.c (remove_retval_note): Likewise.
2248 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2250 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2252 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2253 insn, if it's a jump.
2254 (try_redirect_by_replacing_jump): New variable jump_p. Call
2255 tablejump_p before delete_insn_chain.
2256 * reload1.c (reload): New variable next. Make sure that the for
2257 loop does not invoke NEXT_INSN on a deleted insn.
2258 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2259 (delete_output_reload): New variable prev. Make sure the the for
2260 loops do not invoke PREV_INSN on a deleted insn.
2262 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2264 * pa/constraints.md: Remove 'X' from unused letters comment.
2266 2007-09-08 Richard Guenther <rguenther@suse.de>
2268 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2269 computed check stmt_ann->references_memory instead of counting
2272 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2274 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2275 validate_change() in one more case.
2277 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2279 PR tree-optimization/32283
2280 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2281 estimated_loop_iterations.
2282 (determine_use_iv_cost_condition): Decrease cost of expressions
2283 used in iv elimination.
2285 2007-09-08 Richard Guenther <rguenther@suse.de>
2287 * tree-cfg.c (verify_gimple_expr): Avoid building new
2288 pointer types, use TYPE_POINTER_TO if available instead.
2290 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2293 PR rtl-optimization/26449
2294 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2295 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2297 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2298 define_expand. Split insn in split1 pass.
2301 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2303 PR tree-optimization/33301
2304 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2307 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2309 PR tree-optimization/32183
2310 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2312 * tree-ssa-reassoc.c: Include cfgloop.h.
2313 (is_reassociable_op): Add a loop argument and return true only
2315 (linearize_expr): Updated.
2316 (should_break_up_subtract): Likewise.
2317 (linearize_expr_tree): Likewise.
2318 (init_reassoc): Call loop_optimizer_init with
2319 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2320 with CDI_DOMINATORS.
2321 (fini_reassoc): Call loop_optimizer_finalize.
2323 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2325 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2326 if there is no i-cache.
2328 2007-09-07 Richard Guenther <rguenther@suse.de>
2331 2007-09-06 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/32586
2334 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2335 folding if nothing changed.
2336 (simplify_unary_expression): New function. Do tree combining
2337 on conversion like codes.
2338 (try_to_simplify): Call it.
2340 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2343 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2344 (__gthread_active,__gthread_start, __gthread_active_init): New.
2345 * gthr-posix95.h: Likewise.
2347 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2349 * function.h (struct function): Rename calls_unwind_init
2350 to saves_all_registers.
2351 (current_function_saves_all_registers): Renamed from
2352 current_function_calls_unwind_init.
2353 * reload1.c (reload): Set current_function_saves_all_registers.
2354 * except.c (expand_builtin_unwind_init): Likewise.
2355 * config/m68k/m68k.c (m68k_save_reg): Use
2356 current_function_saves_all_registers to save pic register.
2358 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2360 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2361 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2363 Reapply reverted changes:
2365 2007-09-06 Jan Hubicka <jh@suse.cz>
2367 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2370 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2372 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2373 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2375 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2377 * optabs.c (expand_float): Convert unsigned integer as signed only
2378 if it provides sufficient accuracy; add mode argument to real_2expN.
2379 (expand_fix): Fix comment typos; extend binary float into mode
2380 wider than destination for converion to unsigned integer; add mode
2381 argument to real_2expN.
2382 * real.c (real_2expN): Add mode argument to special-case decimal
2384 * real.h (real_2expN): Ditto.
2385 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2387 (fixed_from_string): Ditto.
2388 (fixed_to_decimal): Ditto.
2389 (fixed_convert_from_real): Ditto.
2390 (real_convert_from_fixed): Ditto.
2391 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2392 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2393 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2394 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2396 2007-09-07 Diego Novillo <dnovillo@google.com>
2398 * tree-flow.h (const_block_stmt_iterator): Remove.
2399 Update all users to use block_stmt_iterator.
2400 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2401 Update all users to use tree_stmt_iterator.
2403 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2405 * config/mips/mips.c (mips_set_current_function): Temporarily
2406 make this a no-op to fix bootstrap errors, pending rewrite.
2408 2007-09-07 Jan Hubicka <jh@suse.cz>
2410 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2413 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2415 PR tree-optimization/33299
2416 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2417 uses for all relevant loop-exit phis, not just the first.
2419 2007-09-07 Richard Guenther <rguenther@suse.de>
2422 * tree-ssa-operands.c (access_can_touch_variable): An access
2423 of the form (*p)[0] can touch a variable of same size.
2425 2007-09-07 Jan Hubicka <jh@suse.cz>
2427 * passes.c (init_optimization_passes): Add simple dce and addressable
2429 * tree-ssa.c (execute_update_addresses_taken): New function.
2430 (pass_update_address_taken): New.
2431 * tree-ssa-dse.c (execute_simple_dse): New function.
2432 (pass_simple_dse): New.
2433 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2435 2007-09-07 Tobias Burnus <burnus@net-b.de>
2438 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2440 2007-09-07 Richard Guenther <rguenther@suse.de>
2443 2007-09-06 Richard Guenther <rguenther@suse.de>
2445 PR tree-optimization/32586
2446 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2447 folding if nothing changed.
2448 (simplify_unary_expression): New function. Do tree combining
2449 on conversion like codes.
2450 (try_to_simplify): Call it.
2452 2007-09-07 Richard Guenther <rguenther@suse.de>
2453 Uros Bizjak <ubizjak@gmail.com>
2455 PR tree-optimization/32821
2456 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2457 NULL in the call to set_bb_stmt_list.
2459 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2461 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2462 float calls here, rather than leaving some to the caller.
2463 Use call_internal_direct and call_value_internal_direct.
2464 * config/mips/mips.md (call_internal_direct): New pattern.
2465 (call_value_internal_direct): Likewise.
2467 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2469 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2470 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2472 (override_options): Set mips_base_move_loop_invariants.
2474 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2476 * config/mips/mips.opt (mcode-readable=): Move to keep list
2479 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2481 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2482 and -mgpopt options. Adjust the -G documentation to match.
2483 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2484 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2485 function, split out from mips_classify_symbol. Return false for
2486 !TARGET_LOCAL_SDATA.
2487 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2488 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2489 (override_options): Check whether the -mgpopt setting is consistent
2490 with the other flags.
2491 (symbolic_expression_p): Delete.
2492 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2493 and default_elf_select_rtx_section.
2494 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2495 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2496 external data and TARGET_EXTERN_SDATA.
2498 2007-09-07 Tobias Burnus <burnus@net-b.de>
2501 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2503 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2505 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2506 FOR_BB_INSNS_SAFE instead of for loop.
2507 * cse.c (cse_extended_basic_block): Likewise.
2508 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2509 that the for loop does not invoke NEXT_INSN on a deleted insn.
2510 * function.c (instantiate_virtual_regs): Likewise.
2511 * lower-subreg.c (remove_retval_note): Likewise.
2512 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2514 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2516 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2517 insn, if it's a jump.
2518 (try_redirect_by_replacing_jump): New variable jump_p. Call
2519 tablejump_p before delete_insn_chain.
2520 * reload1.c (reload): New variable next. Make sure that the for
2521 loop does not invoke NEXT_INSN on a deleted insn.
2522 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2523 (delete_output_reload): New variable prev. Make sure the the for
2524 loops do not invoke PREV_INSN on a deleted insn.
2526 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2528 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2529 * cgraph.h (rebuild_cgraph_edges): Declare.
2530 * tree-pass.h (pass_expand_omp_ssa): New.
2531 * omp-low.c (find_omp_clause): Export.
2532 (copy_var_decl): Split from omp_copy_decl_2.
2533 (build_omp_barrier): Return the call to emit instead of emitting
2535 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2537 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2538 expand_omp_for_generic, expand_omp_for_static_nochunk,
2539 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2540 Adapted to work on SSA form.
2541 (execute_expand_omp): Do not invalidate dominance information.
2542 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2543 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2544 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2546 (force_gimple_operand): Allow gimplifying code expressions without
2548 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2549 * common.opt (fopenmp-ssa): New.
2550 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2551 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2552 * tree-cfg.c: Include tree-inline.h.
2553 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2554 (replace_by_duplicate_decl, replace_ssa_name,
2555 mark_virtual_ops_in_region): New functions.
2556 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2557 to work on SSA form.
2558 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2559 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2562 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2564 * tree-loop-linear.c: Include obstack.h.
2565 (linear_transform_loops): New obstack lambda_obstack.
2566 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2567 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2568 and free afterwards.
2569 * lambda.h (struct obstack): New forward declaration.
2570 (lambda_linear_expression_new): New parameter of type struct
2572 (lambda_loopnest_new): Likewise.
2573 (lambda_loopnest_transform): Likewise.
2574 (lambda_body_vector_new): Likewise.
2575 (lambda_body_vector_compute_new): Likewise.
2576 (gcc_loopnest_to_lambda_loopnest): Likewise.
2577 (lambda_loopnest_to_gcc_loopnest): Likewise.
2578 * lambda-code.c: Include obstack.h.
2579 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2581 (lambda_body_vector_new): Likewise.
2582 (lambda_linear_expression_new): Likewise.
2583 (lambda_lattice_new): Likewise.
2584 (lambda_loopnest_new): Likewise. Additionally use obstack to
2585 allocate LN_LOOPS(ret).
2586 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2587 it to lambda_lattice_new.
2588 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2589 Pass it to lambda_body_vector_new.
2590 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2591 it to lambda_lattice_new.
2592 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2593 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2594 (lambda_compute_target_space): Likewise.
2595 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2596 Pass it to lambda_lattice_compute_base and
2597 compute_nest_using_fourieer_motzkin.
2598 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2599 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2600 and lambda_lattice_compute_target_space.
2601 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2602 Pass it to lambda_linear_expression_new.
2603 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2604 to gcc_tree_to_linear_expression.
2605 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2606 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2607 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2608 Pass it to lambda_body_vector_new and
2609 lambda_body_vector_compute_new.
2610 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2611 (lambda-code.o): Likewise.
2613 2007-09-06 Chao-ying Fu <fu@mips.com>
2615 * ginclude/stdfix.h: New file.
2616 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2617 (convert.o): Add dependence on fixed-value.h.
2618 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2619 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2620 to define fixed-point constants.
2621 (c_cpp_builtins): Define fixed-point constants.
2622 * convert.c (fixed-value.h): New include.
2623 (convert_to_real): Update comment to include fixed-point.
2624 Support FIXED_POINT_TYPE.
2625 (convert_to_integer): Update comment to include fixed-point.
2626 Support FIXED_POINT_TYPE.
2627 (convert_to_complex): Support FIXED_POINT_TYPE.
2628 (convert_to_fixed): New function.
2629 * convert.h (convert_to_fixed): Declare.
2630 * genopinit.c: Add comment about $Q for only fixed-point modes.
2631 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2632 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2633 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2634 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2635 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2636 usneg_optab for fixed-point modes.
2637 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2639 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2640 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2641 unsigned saturation optabs, when type is saturating.
2642 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2643 (expand_fixed_convert): New function.
2644 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2645 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2646 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2647 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2648 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2649 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2651 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2652 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2653 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2654 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2655 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2657 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2658 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2659 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2660 fractuns, satfractuns.
2661 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2662 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2663 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2664 OTI_ssmsub_widen, OTI_usmsub_widen.
2665 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2666 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2667 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2668 umsub_widen_optab, usmsub_widen_optab): Define.
2669 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2671 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2673 (expand_fixed_convert): Declare.
2674 * expr.c (convert_move): Support the move of fixed-point modes.
2675 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2676 (categorize_ctor_elements_1): Handle FIXED_CST.
2677 (count_type_elements): Handle FIXED_POINT_TYPE.
2678 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2679 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2681 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2682 multiply and add/subtract for fixed-point types.
2683 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2684 mode, we jump to binop directly.
2685 Support FIXED_CONVERT_EXPR.
2686 (do_store_flag): Check FIXED_CST to put a constant second.
2687 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2688 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2689 (const_vector_from_tree): Support FIXED_CST.
2690 * doc/extend.texi (Fixed-Point): New node.
2691 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2692 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2693 satfract, fractuns, satfractuns): Document them.
2695 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2698 addresses into I registers.
2700 2007-09-06 Jan Hubicka <jh@suse.cz>
2701 Andreas Tobler <a.tobler@schweiz.org>
2703 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2705 (machopic_legitimize_pic_address): Likewise.
2707 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2708 Jan Hubicka <jh@suse.cz>
2710 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2711 instead of ufloat_optab->handlers directly.
2712 (floatdidf2): Likewise.
2714 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2716 * config/mips/mips.c: Include diagnostic.h.
2717 (mips_set_current_function): Check errorcount and sorrycount
2718 before generating RTL.
2720 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2723 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2724 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2725 (print_operand_reloc): Likewise.
2727 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2731 2007-09-06 Jan Hubicka <jh@suse.cz>
2733 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2736 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2738 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2739 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2741 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2743 * optabs.c (expand_float): Convert unsigned integer as signed only
2744 if it provides sufficient accuracy; add mode argument to real_2expN.
2745 (expand_fix): Fix comment typos; extend binary float into mode
2746 wider than destination for converion to unsigned integer; add mode
2747 argument to real_2expN.
2748 * real.c (real_2expN): Add mode argument to special-case decimal
2750 * real.h (real_2expN): Ditto.
2751 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2753 (fixed_from_string): Ditto.
2754 (fixed_to_decimal): Ditto.
2755 (fixed_convert_from_real): Ditto.
2756 (real_convert_from_fixed): Ditto.
2757 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2758 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2759 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2760 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2762 2007-09-06 Tom Tromey <tromey@redhat.com>
2764 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2765 * c-pch.c (c_common_read_pch): Restore current location after
2767 * tree.c (expand_location): Update.
2768 (expr_filename): Changed return type. Unified the two cases.
2769 (expr_lineno): Likewise.
2770 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2772 * toplev.c (line_table): Changed type.
2773 (general_init): Update.
2774 (realloc_for_line_map): New function.
2775 (general_init): Allocate line_table using GC.
2776 * fix-header.c (line_table): Changed type.
2777 (read_scan_file): Update.
2778 (read_scan_file): Update.
2779 * c-ppoutput.c (maybe_print_line): Update.
2780 (print_line): Update.
2781 (cb_line_change): Update.
2782 (cb_define): Update.
2783 (pp_file_change): Update.
2784 * c-opts.c (c_common_init_options): Update.
2785 (finish_options): Update.
2786 (push_command_line_include): Update.
2787 * c-lex.c (cb_line_change): Update.
2788 (cb_def_pragma): Update.
2789 (cb_define): Update.
2791 (c_lex_with_flags): Use cpp_get_token_with_location.
2792 * input.h (line_table): Changed type.
2793 (location_from_locus): New macro.
2794 * tree.h (EXPR_FILENAME): No longer an lvalue.
2795 (EXPR_LINENO): Likewise.
2796 (expr_locus, set_expr_locus): Declare separately for
2797 USE_MAPPED_LOCATION.
2798 (expr_filename, expr_lineno): Changed return type.
2799 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2800 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2801 (expand_gimple_basic_block): Likewise.
2802 * final.c (final_scan_insn): Use expanded_location.
2804 2007-09-06 Richard Guenther <rguenther@suse.de>
2806 PR tree-optimization/32586
2807 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2808 folding if nothing changed.
2809 (simplify_unary_expression): New function. Do tree combining
2810 on conversion like codes.
2811 (try_to_simplify): Call it.
2812 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2813 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2815 2007-09-06 Jan Hubicka <jh@suse.cz>
2818 * cse.c (fold_rtx): Avoid invalid sharing.
2820 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2822 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2823 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2825 2007-09-06 Revital Eres <eres@il.ibm.com>
2827 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2828 Fix offsettable memory reference for 750CL.
2830 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2832 * reload.c (find_reloads_address_1): Try to preserve original
2833 base/index regclass of operands.
2834 * regrename.c (scan_rtx_address): Likewise.
2835 (replace_oldest_value_addr): Likewise.
2837 2007-09-06 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/33302
2840 * domwalk.c (walk_dominator_tree): The exit block is
2841 interesting even if it is not reachable.
2843 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2846 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2848 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2850 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2853 2007-09-05 Ian Lance Taylor <iant@google.com>
2855 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2857 (dump_generic_node): Likewise.
2858 * print-rtl.c (print_decl_name): Likewise.
2859 * print-tree.c (print_node_brief): Likewise.
2860 (print_node): Likewise.
2861 * Makefile.in (RTL_BASE_H): Add alias.h.
2864 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2866 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2868 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2869 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2871 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2873 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2874 (tm_defines): Define UCLIBC_DEFAULT to 1.
2875 (extra_options): Add linux.opt.
2876 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2877 (CRT_CALL_STATIC_FUNCTION): Likewise.
2878 (NO_IMPLICIT_EXTERN_C): Likewise.
2879 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2880 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2881 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2882 (ENDFILE_SPEC): Don't define.
2883 (LIB_SPEC): Likewise.
2884 (CRT_CALL_STATIC_FUNCTION): Likewise.
2885 (NO_IMPLICIT_EXTERN_C): Likewise.
2886 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2887 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2889 2007-09-06 Jan Hubicka <jh@suse.cz>
2891 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2894 2007-09-06 Jan Hubicka <jh@suse.cz>
2896 * opts.c (common_handle_option): Enable inlining functions for
2899 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2901 * builtin-attrs.def (ATTR_NONNULL_3): New.
2902 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2903 ATTR_NOTHROW_NONNULL_##FA.
2904 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2905 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2906 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2907 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2908 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2909 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2910 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2912 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2913 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2914 ATTR_FORMAT_NOTHROW_3_4): Remove.
2915 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2916 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2917 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2918 instead of ATTR_FORMAT_*_*.
2920 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2922 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2923 parts re-used for REG_FRAME_RELATED_EXPR.
2925 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2927 * optabs.c (expand_float): Convert unsigned integer as signed only
2928 if it provides sufficient accuracy; add mode argument to real_2expN.
2929 (expand_fix): Fix comment typos; extend binary float into mode
2930 wider than destination for converion to unsigned integer; add mode
2931 argument to real_2expN.
2932 * real.c (real_2expN): Add mode argument to special-case decimal
2934 * real.h (real_2expN): Ditto.
2935 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2937 (fixed_from_string): Ditto.
2938 (fixed_to_decimal): Ditto.
2939 (fixed_convert_from_real): Ditto.
2940 (real_convert_from_fixed): Ditto.
2941 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2942 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2943 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2944 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2946 2007-09-05 Ian Lance Taylor <iant@google.com>
2948 * init-regs.c (initialize_uninitialized_regs): Call
2949 emit_insn_before rather than add_insn_before.
2951 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2953 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2954 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2955 * tree-inline.h (copy_body_data): Add call_expr field.
2956 * tree-inline.c (expand_call_inline): Initialize call_expr.
2957 (copy_bb): Append anonymous inline fn arguments to arguments
2958 when inlining a CALL_EXPR_VA_ARG_PACK call.
2959 * builtins.c (expand_builtin): Issue an error if
2960 BUILT_IN_VA_ARG_PACK is seen during expand.
2961 (fold_call_expr, fold_builtin_call_array): Don't fold
2962 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2963 __builtin_va_arg_pack () call as last argument.
2964 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2965 function is __builtin_va_arg_pack (), decrease number of call
2966 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2967 * expr.c (expand_expr_real_1): Issue an error if
2968 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2969 * tree-pretty-print.c (dump_generic_node): Handle printing
2970 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2971 * doc/extend.texi (__builtin_va_arg_pack): Document.
2973 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2975 PR tree-optimization/21513
2976 * builtins.c (build_builtin_expect_predicate): New function.
2977 (fold_builtin_expect): Add argument for expected value.
2978 Distribute __builtin_expect over short-circuiting operations.
2979 Fold nested builtin_expects.
2980 (fold_builtin_2): Adjust call to fold_builtin_expect.
2982 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2985 PR tree-optimization/13756
2986 * doc/invoke.texi (Options That Control Optimization): Document
2989 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2991 * gcc/config/i386/cpuid.h: New file.
2992 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2993 (describe_cache): Shrink size and line strings to 100 bytes.
2994 (detect_caches_amd): Return "" for unsupported max_ext_level.
2995 Use __cpuid function.
2996 (detect_caches_intel): Return "" for unsupported max_level.
2997 Use __cpuid function.
2998 (host_detect_local_cpu): Change feature flag variables to
2999 unsigned int. Initialize only extended feature flag variables.
3000 Use __get_cpuid_max to determine max supported cpuid level.
3001 Use __cpuid function to determine supported features. Fix
3002 calculation of family id. Remove is_amd and check signature
3003 directly. Check for Geode signature. Handle family 4 id.
3004 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3005 cpu discovery code to lower part of the function.
3006 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3007 for sub-architecture.
3008 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3009 [PROCESSOR_K8]: Add k8-sse3 architecture.
3010 [PROCESSOR_NOCONA]: Remove.
3011 [PROCESSOR_GENERIC64]: Ditto.
3012 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3013 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3014 to check for SSE and FXSAVE support.
3015 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3016 Add -minline-all-stringops.
3017 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3018 (x86_64-*-*): Ditto.
3020 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3022 * config/bfin/linux-unwind.h: New file.
3023 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3024 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3026 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3028 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3029 * stmt.c: Include alloc-pool.h.
3030 (struct case_node): Remove GTY marker.
3031 (add_case_node): New parameter case_node_pool. Use it for
3033 (expand_case): New allocation pool case_node_pool. Initialize it,
3034 pass to add_case_node and free it.
3036 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3037 David Ung <davidu@mips.com>
3038 Nigel Stephens <nigel@mips.com>
3040 Add mips16/nomips16 function attributes and -mflip-mips16 option
3041 for testing mixed-mode compilation.
3043 * config/mips/mips.opt (mflip-mips16): New.
3045 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3046 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3048 * config/mips/mips.c (mips_base_target_flags): New.
3049 (mips_base_mips16): New.
3050 (mips_base_schedule_insns): New.
3051 (mips_base_reorder_blocks_and_partition): New.
3052 (mips_base_align_loops): New.
3053 (mips_base_align_jumps): New.
3054 (mips_base_align_functions): New.
3055 (mips16_flipper): New.
3056 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3057 (TARGET_SET_CURRENT_FUNCTION): Define.
3058 (mips_mips16_type_p, mips_nomips16_type_p): New.
3059 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3060 (mips_function_ok_for_sibcall): Make it deal with functions with
3062 (mips_init_split_addresses): New, split out from override_options.
3063 (mips_init_relocs): New, split out from override_options.
3064 (was_mips16_p): New.
3065 (mips_set_mips16_mode): New, split out from override_options.
3066 (mips_set_current_function): New.
3067 (override_options): Add sorry for unsupported mips16/pic
3068 combination. Remove error for mips16/dsp combination. Save
3069 base option settings.
3070 (mips_file_start): Move mips16 mode setting output from here....
3071 (mips_output_function_prologue): ....to here.
3072 (mips_output_mi_thunk): Check for mips16 function.
3073 (build_mips16_function_stub): Don't set .mips16 here.
3074 (build_mips16_call_stub): Likewise.
3075 (mips_expand_builtin): Error in mips16 mode.
3076 (mips_use_mips16_mode_p): New.
3077 (mips_encode_section_info): Check for mips16 function, and set
3078 SYMBOL_REF_FLAGS accordingly.
3080 * doc/extend.texi (Function Attributes): Document new
3081 mips16/nomips16 attributes.
3082 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3083 (MIPS Options): Document -mflip-mips16.
3085 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3087 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3088 if we encounter TLS address in MIPS16 mode.
3089 (mips_legitimize_const_move): Check cannot_force_const_mem for
3090 the (const (plus symbol offset)) case; this forces invalid TLS
3091 address in MIPS16 mode to be caught by the above call to sorry.
3092 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3093 because that now enables emutls, which is not ABI compatible
3094 with native TLS in non-MIPS16 mode.
3096 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3098 Add target hook invoked when cfun changes.
3100 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3101 * target.h (struct gcc_target): Add set_current_function.
3102 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3103 (TARGET_INITIALIZER): Add initializer for set_current_function.
3104 * tree.h (push_struct_function): New.
3105 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3107 (set_cfun): Declare.
3108 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3110 (push_function_context_to): Use allocate_struct_function
3111 to create null context, not init_dummy_function_start. Use set_cfun.
3112 (pop_function_context_from): Use set_cfun.
3113 (in_dummy_function): New.
3114 (invoke_set_current_function_hook): New.
3116 (push_cfun, pop_cfun): Use set_cfun.
3117 (push_struct_function): New.
3118 (allocate_struct_function): Call invoke_set_current_function_hook
3120 (prepare_function_start): Don't set cfun here. Remove unused
3121 argument; fix all callers.
3122 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3123 push_struct_function.
3124 (init_function_start): Set cfun here.
3125 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3126 * omp-low.c (create_omp_child_function): Use push_struct_function
3127 and pop_cfun to save/restore state.
3128 (expand_omp_parallel): Remove unused saved_cfun variable.
3129 * cgraphunit.c (ipa_passes): Use set_cfun.
3130 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3131 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3132 * matrix-reorg.c (transform_allocation_sites): Likewise.
3133 (matrix_reorg): Use set_cfun.
3134 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3135 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3136 assignment to cfun; use set_cfun for the other.
3137 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3138 (dump_function_to_file): Use push_cfun/pop_cfun here.
3139 * c-decl.c (finish_function): Use set_cfun.
3141 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3143 * regrename.c (rerename_optimize): Use deferred rescanning and
3144 insert explicit calls to rescan insns when changed.
3146 2007-09-05 Jan Hubicka <jh@suse.cz>
3148 * optabs.c (libfunc_entry): Change optab to integer.
3149 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3150 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3151 of pointers for hashing.
3153 2007-09-05 Jan Hubicka <jh@suse.cz>
3155 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3157 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3158 * see.c (pass_see): Likewise.
3159 * tracer.c (pass_tracer): Likewise.
3160 * postreload-gcse.c (pass_gcse2): Likewise.
3161 * postreload.c (pass_postreload_cse): Likewise.
3162 * mode-switching.c (pass_mode_switching): Likewise.
3163 * modulo-sched.c (pass_sms): Likewise.
3164 * cse.c (cse_insn): Likewise.
3165 * web.c (pass_web): Likweise.
3166 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3167 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3168 * loop-init.c (pass_rtl_loop_init): Likewise.
3169 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3170 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3171 * global.c (pass_global_alloc): Likewise.
3172 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3173 pass_if_after_reload): Likewise.
3174 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3175 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3176 * regmove.c (pass_regmove): Likewise.
3177 * function.c (pass_thread_prologugues_epilogues): Likewise.
3178 * gcse.c (pass_gcse): Likewise.
3179 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3180 * lower-subreg.c (pass_lower_subreg2): Likewise.
3181 * bt-load.c (pass_branch_target_load): Likewise.
3182 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3183 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3184 * combine.c (pass_combine): Likewise.
3185 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3186 (pass_partition_blocks): Likewise.
3187 * var-tracking.c (pass_variable_track): Likewise.
3188 * reg-stack.c (pass_stack_regs_run): Likewise.
3189 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3190 * passes.c (pass_postreload): Likewise.
3191 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3192 * tree-pass.h (TODO_verify_rtl_sharing): New.
3193 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3194 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3195 TODO_set_props, TODO_df_finish, TODO_df_verify,
3196 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3198 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3200 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3201 fold_real_zero_addition_p, reorder_operands_p,
3202 div_if_zero_remainder, fold_undefer_overflow_warnings,
3203 int_binop_types_match_p, fold_convert_const_int_from_int,
3204 fold_convert_const_int_from_real,
3205 fold_convert_const_int_from_fixed,
3206 fold_convert_const_real_from_real,
3207 fold_convert_const_real_from_fixed,
3208 fold_convert_const_fixed_from_fixed,
3209 fold_convert_const_fixed_from_int,
3210 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3211 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3212 debug_fold_checksum, multiple_of_p): Constify.
3213 * tree-flow-inline.h (get_lineno): Likewise.
3214 * tree-flow.h (get_lineno): Likewise.
3215 * tree-object-size.c (compute_object_offset, addr_object_size,
3216 alloc_object_size, pass_through_call): Likewise.
3217 * tree-pretty-print.c (op_symbol, print_call_name,
3218 print_struct_decl, do_niy): Likewise.
3219 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3220 debug_fold_checksum): Likewise.
3222 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3225 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3226 note, remove the associated REG_RETVAL note.
3228 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3230 * config.gcc (powerpc*-*-*): Install
3231 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3232 * config/rs6000/spu2vmx.h: New header.
3233 * config/rs6000/si2vmx.h: New header.
3234 * config/rs6000/vec_types.h: New header.
3236 2007-09-05 Ben Elliston <bje@au.ibm.com>
3238 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3240 2007-09-05 Ben Elliston <bje@au.ibm.com>
3242 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3244 (__stdcx): Make asm volatile.
3245 (__stwcx, __stdcx): Return only 0 or 1.
3247 2007-09-05 Jan Hubicka <jh@suse.cz>
3251 2007-09-04 Jan Hubicka <jh@suse.cz>
3252 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3254 2007-09-04 Richard Guenther <rguenther@suse.de>
3255 * tree-ssa-operands.c (add_virtual_operand): Only mark
3256 stores as has_volatile_ops if alias information is not available.
3258 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3260 * config/rs6000/tramp.asm: Include config.h.
3261 Check __PIC__ or __pic__ macro instead of SHARED.
3263 PR rtl-optimization/32300
3264 * see.c (see_copy_insn): New function.
3265 (see_def_extension_not_merged, see_merge_one_use_extension,
3266 see_merge_one_def_extension): Use it. Avoid changing
3267 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3268 into sequences. Call df_insn_delete on temporary insns
3269 that won't be emitted into the insn stream.
3270 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3271 and run df_process_deferred_rescans () before run_fast_dce.
3273 PR tree-optimization/33017
3274 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3275 recurse for pure or const function calls.
3277 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3279 * c-format.c: Include alloc-pool.h.
3280 (check_format_info_main): New argument fwt_alloc. Use allocation
3281 pool instead of GC. Remove GC deallocation code.
3282 (check_format_arg): Create allocation pool, pass it to
3283 check_format_info_main and free it afterwards.
3284 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3286 2007-09-05 Ben Elliston <bje@au.ibm.com>
3288 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3289 Rename count macro arugment for clarity.
3290 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3291 (__protected_stream_set): Likewise, pass 0.
3293 2007-09-04 Jan Hubicka <jh@suse.cz>
3295 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3297 2007-09-04 Jan Hubicka <jh@suse.cz>
3299 * invoke.texi (-finline-small-functions): Document.
3300 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3301 when deciding what is inlinable.
3302 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3303 (cgraph_decide_inlining_of_small_function): Handle new flags.
3304 (cgraph_decide_inlining_incrementally): Likewise.
3305 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3306 * common.opt (finline-small-functions): New.
3307 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3309 2007-09-04 Richard Guenther <rguenther@suse.de>
3311 * tree-ssa-operands.c (add_virtual_operand): Only mark
3312 stores as has_volatile_ops if alias information is not available.
3314 2007-09-04 Andrew Haley <aph@redhat.com>
3316 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3318 2007-09-04 Andrew Haley <aph@redhat.com>
3320 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3321 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3322 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3324 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3327 * common.opt: Mention ABI version 2 in comment.
3329 2007-09-04 Jan Hubicka <jh@suse.cz>
3331 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3332 (libfunc_entry): New structure.
3333 (libfunc_hash): New hashtable.
3334 (hash_libfunc): New function.
3335 (eq_libfunc): New function.
3336 (convert_optab_libfunc): New function.
3337 (optab_libfunc): New function.
3338 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3339 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3340 expand_float, expand_fix, new_optab, new_convert_optab):
3341 Update for new libfunc API.
3342 (init_libfunc, init_integral_libfuncs,
3343 init_floating_libfuncs, init_interclass_conv_libfuncs
3344 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3345 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3346 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3347 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3348 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3349 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3350 gen_extend_conv_libfunc): New.
3351 (init_one_libfunc): Revamp for hashtables.
3352 (set_conv_libfunc): Likewise.
3353 (init_optabs): Initialize hashtable; use lazy initialization where
3355 * optabs.h (optab_handlers): Move out of GGC.
3356 (optab, convert_optab): Move out of GGC; add lazy gen info.
3357 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3358 (optab_libfunc, convert_optab_libfunc): New.
3359 * builtins.c (expand_builtin_powi): Update for new API.
3360 * expr.c (convert_move): Likewise.
3361 * expmed.c (expand_divmod): Likewise.
3363 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3365 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3366 GOT pointer only if there is a constant pool. Use the allocated space
3369 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3371 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3374 2007-09-04 Revital Eres <eres@il.ibm.com>
3375 Richard Guenther <rguenther@suse.de>
3376 R. Clint Whaley <whaley@cs.utsa.edu>
3378 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3380 * tree-tailcall.c (process_assignment): Use -fassociative-math
3381 when reodering operands of floating-point type.
3382 * fold-const.c (fold_comparison, fold_binary): Use
3383 -fassociative-math and -freciprocal-math instead of
3384 -funsafe-math-optimization flag.
3385 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3386 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3387 -freciprocal-math instead of -funsafe-math-optimizations.
3388 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3389 -fassociative-math when -ffast-math is set.
3390 (set_unsafe_math_optimizations_flags): New Function
3391 to set -freciprocal-math and -fassociative-math when
3392 -funsafe-math-optimizations is set.
3393 (common_handle_option): Call it.
3394 * tree-vectorizer.c (vect_is_simple_reduction): Use
3395 -fassociative-math when doing reduction on floats.
3396 * loop-unroll.c (analyze_insn_to_expand_var): Use
3397 -fassociative-math when expanding an accumulator of type float.
3398 * simplify-rtx.c (simplify_binary_operation_1): Use
3399 -fassociative-math and -freciprocal-math when reordeing operands
3400 of floating-point type.
3401 * combine.c (combine_simplify_rtx): Likewise.
3402 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3404 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3406 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3409 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3411 2007-09-04 Jan Hubicka <jh@suse.cz>
3413 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3415 2007-09-04 Jan Hubicka <jh@suse.cz>
3417 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3418 and corresponding MATCH_DUP.
3420 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3423 * combine.c (subst): Do not try to simplify X if it represents load
3424 of FP constant from the constant pool via float extension.
3426 2007-09-04 Ben Elliston <bje@au.ibm.com>
3428 * c-opts.c: Include "tm_p.h".
3429 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3431 2007-09-04 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/33291
3434 * tree-pretty-print.c (dump_generic_node): Dump all
3435 qualifiers for pointer types, not only first. Dump
3436 qualifiers for aggregate types as well.
3437 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3438 use the canonical type for building ARRAY_REFs.
3439 * gimplify.c (canonicalize_addr_expr): Clean up. The
3440 correct validness check is compatibility of the pointer
3441 types. Always use the canonical type for building
3442 ARRAY_REFs and ADDR_EXPRs.
3443 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3444 change that disabled propagation of ADDR_EXPRs into statements
3447 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3449 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3450 (umulsi3_highpart): Make into expanders; existing insns are
3451 now named *[insn]_nov6. Add stars to existing [insn]_v6
3452 counterparts' names.
3454 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3456 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3457 (unprotoize.o): Remove SHLIB_MULTILIB.
3459 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3461 * doc/extend.texi: Document progmem attribute for AVR.
3463 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3466 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3468 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3470 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3473 * optabs.c: Remove unnecessary forward declarations.
3474 (expand_unop_direct): New, broken out of expand_unop.
3475 (expand_doubleword_clz): New.
3476 (expand_ctz): Move above expand_ffs. Use
3477 start_sequence, end_sequence, add_equal_note, and
3478 expand_unop_direct. Add more commentary.
3479 (expand_ffs): Try both ctz optab and expand_ctz.
3480 Generate a test and branch if the hardware doesn't give us
3481 a useful value for input zero. Style improvements similar to
3484 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3486 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3488 * config.gcc: Delete stanza for arm-semi-aof and
3489 armel-semi-aof targets.
3490 * config/arm/arm-protos.h
3492 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3493 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3494 delete aof_pic_label and remove mention of AOF in comments.
3495 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3497 * config/arm/semiaof.h
3498 * config/arm/t-semi: Delete file.
3500 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3502 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3503 CONST_CAST_BB): New macros for type-specific casts.
3504 (CONST_CAST): Add a TYPE parameter and define it in terms of
3507 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3508 * c-lex.c (cb_ident, lex_string): Likewise,
3509 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3510 * config/i386/i386.c (ix86_function_regparm,
3511 ix86_function_sseregparm): Use CONST_CAST_TREE.
3512 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3514 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3515 give_switch, set_multilib_dir): Likewise,
3516 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3517 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3518 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3519 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3520 * prefix.c (update_path): Likewise,
3521 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3522 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3523 * tree-cfg.c (tree_can_merge_blocks_p,
3524 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3525 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3526 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3527 (attribute_list_contained): Use CONST_CAST_TREE.
3529 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3531 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3533 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3536 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3537 before forcing them into a register.
3539 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3541 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3542 rather than define_code_macro.
3544 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3546 * gcc.c (xputenv): New function.
3547 (putenv_from_prefixes): Use xputenv instead of putenv.
3548 (process_command): Use xputenv instead of putenv.
3549 (set_collect_gcc_options): Use xputenv instead of putenv.
3550 (main): Use xputenv instead of putenv.
3552 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3554 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3555 availability of swap instruction.
3556 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3558 2007-09-03 Revital Eres <eres@il.ibm.com>
3560 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3563 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3564 Ayal Zaks <zaks@il.ibm.com>
3565 Revital Eres <eres@il.ibm.com>
3567 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3568 compute_split_row): New functions.
3569 (ps_unschedule_node): Remove.
3570 (normalize_sched_times): Iterate over the already scheduled
3571 insns instead of the number of nodes.
3572 (MAX_SPLIT_NUM): New definition.
3573 (sms_schedule_by_order): Change the scheduling heuristic to
3574 avoid useless increases of initiation interval ii.
3575 (get_sched_window): Add dump printouts.
3577 2007-09-02 David Daney <ddaney@avtrex.com>
3579 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3580 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3581 (optab, insn): Add more attributes.
3582 (fetchop_bit): New code macro.
3583 (immediate_insn): New code macro attribute.
3584 (sync): Change condition to ISA_HAS_SYNC.
3585 (rdhwr): Change predicate for operand 0 to register_operand.
3586 (memory_barrier): New expand.
3587 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3588 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3589 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3590 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3591 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3592 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3593 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3594 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3595 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3597 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3598 Hans-Peter Nilsson <hp@axis.com>
3600 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3601 Defined to describe availability and behavior of CLZ.
3602 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3603 * config/cris/cris.opt: Tweak comment for "-metrax4".
3604 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3605 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3606 (count_leading_zeros): Define.
3608 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3610 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3612 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3615 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3618 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3620 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3621 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3622 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3623 sched-deps.c, sched-int.h, system.h, target.h,
3624 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3625 tree.def: Fix comment typos.
3627 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3629 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3630 (override_options): Turn on -mstrict-align on non-ColdFire
3632 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3634 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3636 * c-common.c (const_strip_array_types): Delete.
3637 * c-common.h (const_strip_array_types): Likewise.
3638 * emit-rtl.c (const_next_insn, const_previous_insn,
3639 const_next_nonnote_insn, const_prev_nonnote_insn,
3640 const_next_real_insn, const_prev_real_insn,
3641 const_next_active_insn, const_prev_active_insn, const_next_label,
3642 const_prev_label): Delete.
3643 * gimple-low.c (block_may_fallthru): Use expr_last.
3644 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3645 * rtl.h (const_previous_insn, const_next_insn,
3646 const_prev_nonnote_insn, const_next_nonnote_insn,
3647 const_prev_real_insn, const_next_real_insn,
3648 const_prev_active_insn, const_next_active_insn, const_prev_label,
3649 const_next_label): Delete.
3650 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3651 * system.h (CONST_CAST): Update comment.
3652 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3653 (const_first_stmt, const_last_stmt): Delete.
3654 (tree_block_ends_with_condjump_p): Use last_stmt.
3655 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3656 * tree-iterator.c (const_expr_first, const_expr_last,
3657 const_expr_only): Delete.
3658 * tree.c (const_lookup_attribute): Likewise.
3659 (attribute_list_contained): Use lookup_attribute.
3660 * tree.h (const_lookup_attribute, const_expr_first,
3661 const_expr_last, const_expr_only): Delete.
3663 2007-09-01 Richard Guenther <rguenther@suse.de>
3665 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3666 instead of TREE_THIS_VOLATILE.
3667 * tree-ssa-operands.c (add_virtual_operand): Do not set
3668 has_volatile_ops. Do not check s_ann for NULL.
3669 (get_indirect_ref_operands): Likewise.
3670 (get_expr_operands): Likewise. For all reference trees
3671 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3672 check base of reference for TREE_THIS_VOLATILE.
3674 2007-09-01 Richard Guenther <rguenther@suse.de>
3676 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3677 between integral types. Also allow conversions between
3680 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3682 * optabs.c (prepare_float_lib_cmp): Use
3683 libgcc_cmp_return_mode instead of word_mode.
3684 * config/dfp-bit.h: Likewise.
3685 * config/fp-bit.h: Likewise.
3686 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3688 (spu_libgcc_shift_count_mode): New function.
3689 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3690 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3692 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3694 * tree-pretty-print.c: Include output.h.
3695 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3696 HOST_WIDE_INT_PRINT_DEC.
3697 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3699 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3701 PR rtl-optimization/33224
3702 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3703 to the analysed region.
3705 2007-08-31 Richard Guenther <rguenther@suse.de>
3707 * function.c (allocate_struct_function): Do not set
3708 current_function_returns_pointer.
3709 * function.h (struct var_refs_queue): Remove.
3710 (struct simple_obstack_stack): Likewise.
3711 (struct function): Remove fixup_var_refs_queue member.
3712 Remove returns_pointer flag.
3713 (current_function_returns_pointer): Remove define.
3715 2007-08-31 Nick Clifton <nickc@redhat.com>
3717 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3718 secondary keys in order to obtain a stable sort.
3720 2007-08-31 Nick Clifton <nickc@redhat.com>
3723 * config/m32r/constraints.md: Add W constraint for integer zero.
3724 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3725 Fix length calculation by using alternatives.
3727 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3729 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3730 split out from expand_binop.
3731 (avoid_expensive_constant): New function.
3732 (expand_binop_directly): Remove commutative_op argument and
3733 (expand_binop_directly): Remove commutative_op argument and
3734 call cummutative_optab_p instead. Do not change op0 or op1
3735 when swapping xop0 and xop1. Apply avoid_expensive_constant
3736 to each argument after potential swapping. Enforce the
3737 canonical order of commutative operands.
3738 (expand_binop): Use shift_optab_p and commutative_optab_p.
3739 Update the calls to expand_binop_directly. Only force constants
3740 into registers when widening an operation. Only swap operands
3741 once a direct expansion has been rejected.
3742 (expand_twoval_binop): Only force constants into registers when
3743 using a direct expansion.
3745 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3747 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3748 (sched_analyze_insn): Don't postprocess speculative dependencies when
3749 target has no scheduling.
3750 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3751 'uninitialized' warning.
3753 2007-08-31 Richard Guenther <rguenther@suse.de>
3755 * tree.c (build_complex_type): Always set TYPE_NAME for
3758 2007-08-31 Olivier Hainque <hainque@adacore.com>
3760 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3761 internal macro. Default alignment factor for csect directives, chosen
3762 to match what BIGGEST_ALIGNMENT allows.
3763 (DATA_SECTION_ASM_OP): Use it.
3764 * config/rs6000/rs6000.c
3765 (rs6000_xcoff_output_readonly_section_asm_op):
3766 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3767 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3769 2007-08-31 Olivier Hainque <hainque@adacore.com>
3771 * dbxout.c (dbxout_block): Move declaration within the first
3772 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3773 block to include the definition, together with the associated
3776 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3777 Revital Eres <eres@il.ibm.com>
3779 * doc/invoke.texi (-mpaired): Document flag.
3780 * config.gcc: Include paired.h in powerpc extra_headers and
3781 750cl.h in powerpc-*-linux*paired*.
3782 * config/rs6000/rs6000.opt (-mpaired): New flag.
3783 * config/rs6000/rs6000.c (paired_init_builtins,
3784 paired_expand_builtin, paired_expand_lv_builtin,
3785 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3786 New functions to support the paired single builtin functions.
3787 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3788 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3790 (bdesc_paired_preds): New structure for paired predicate
3792 (rs6000_expand_builtin): Expand paired single builtins.
3793 (rs6000_init_builtins): Init paired single builtins.
3794 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3795 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3796 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3797 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3798 (rs6000_vector_mode_supported_p): Support paired vector mode.
3799 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3800 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3802 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3803 (DATA_ALIGNMENT): Likewise.
3804 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3805 (rs6000_builtins): Add PAIRED builtins.
3806 * config/rs6000/rs6000.md: Include paired.md.
3807 * config/rs6000/paired.h: New.
3808 * config/rs6000/paired.md: New.
3809 * config/rs6000/750cl.h: New.
3810 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3812 2007-08-30 Ollie Wild <aaw@google.com>
3814 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3815 * gcc.c (default_compilers): Add -fno-directives-only to
3816 @assembler-with-cpp.
3818 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3822 * regclass.c (initial_fixed_regs): Revert previous change and make
3824 (initial_call_used_regs): Likewise.
3825 (initial_call_really_used_regs): Delete, reverting previous addition.
3826 (initial_reg_names): Likewise.
3827 (init_reg_sets): Revert previous change.
3828 (saved_fixed_regs): New.
3829 (saved_call_used_regs): New.
3830 (saved_call_really_used_regs): New.
3831 (saved_reg_names): New.
3832 (save_register_info): New.
3833 (restore_register_info): New.
3834 (init_reg_sets_1): Replace reset of register info with call to
3835 restore_register_info.
3836 * rtl.h (save_register_info): Declare.
3837 * toplev.c (backend_init): Call save_register_info.
3839 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3841 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3842 from the original statement.
3844 2007-08-30 Chao-ying Fu <fu@mips.com>
3846 * c-lex.c (interpret_fixed): Declare.
3847 (interpret_float): Process _Fract and _Accum.
3848 (interpret_fixed): New function.
3849 * final.c (output_addr_const): Process CONST_FIXED.
3850 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3851 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3853 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3855 (simplify_immed_subreg): Support CONST_FIXED.
3856 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3857 (simplify_subreg): Support CONST_FIXED.
3859 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3861 * config/rs6000/ppu_intrinsics.h: New file.
3862 * config.gcc (powerpc*-*-* <extra_headers>): Install
3865 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3867 * cfg.c (dump_flow_info): Change to also print entry and exit
3869 * print-rtl.c (print_rtl_single): Allow to print rtl with
3872 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3874 * df-core.h (df_dump_region): New function.
3875 * df.h (df_dump_region): New function.
3876 * loop-invariant.c (find_defs): Add call to df_dump_region.
3877 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3880 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3883 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3884 true if any of the compare_section_name calls returned true,
3885 rather than if any returned false.
3887 2007-08-30 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/33199
3890 * tree-ssa-structalias.c (handle_lhs_call): New function.
3891 (find_func_aliases): In non-IPA mode make sure that for
3892 calls that return a pointer we add a constraint for the
3893 result to point to anything.
3895 2007-08-30 Richard Guenther <rguenther@suse.de>
3897 * doc/invoke.texi (-mveclibabi): Document new target option.
3898 * config/i386/i386.opt (-mveclibabi): New target option.
3899 * config/i386/i386.c (ix86_veclib_handler): Handler for
3900 vectorization library support.
3901 (override_options): Handle the -mveclibabi option, initialize
3902 the vectorization library handler.
3903 (ix86_builtin_vectorized_function): As fallback call the
3904 vectorization library handler, if set.
3905 (ix86_veclibabi_acml): New static function for ACML ABI style
3906 vectorization support.
3908 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3910 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3911 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3912 SImode and update m. Don't run gen_lowpart_common on arbitrary
3913 memory address, force it to register first.
3916 * dce.c (dce_process_block): Don't delete setters of
3917 artificially used registers.
3919 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3921 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3922 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3923 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3925 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3927 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3929 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3930 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3932 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3934 * system.h: Activate -Wcast-qual as warning-only.
3936 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3939 * config/rs6000/rs6000.c (compare_section_name): New function.
3940 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3943 2007-08-29 Olivier Hainque <hainque@adacore.com>
3945 * xcoffout.c: #include debug.h.
3946 * Makefile.in (xcoffout.o): Add debug.h dependency.
3948 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3950 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3951 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3953 2007-08-29 Richard Guenther <rguenther@suse.de>
3955 * tree-pretty-print.c (dump_generic_node): Print
3956 label DECL_UID as D.%u.
3957 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3959 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3961 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3962 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3964 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3967 * tree.c (build_type_attribute_qual_variant): Set canonical types
3968 on the final, unqualified attribute variant before building the
3971 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3973 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3974 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3976 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3979 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3980 * config/bfin/bfin.md (composev2hi): Put operands into vector
3983 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3985 * config/bfin/bfin.md (composev2hi): Put operands into vector
3988 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3990 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3991 attribute when appropriate.
3992 (bfin_handle_l1_text_attribute): New.
3993 (bfin_handle_l1_data_attribute): New.
3994 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3995 l1_data_A and l1_data_B.
3996 * doc/extend.texi (node Function Attributes): Document l1_text
3998 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3999 l1_data_A and l1_data_B variable attributes.
4001 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4003 * config/bfin/bfin.opt (minline-plt): Add.
4004 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4005 call to global functions.
4006 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4007 (Blackfin Options): Document -minline-plt.
4009 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4011 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4012 given a non-function.
4013 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4015 2007-08-28 DJ Delorie <dj@redhat.com>
4017 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4019 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4021 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4023 2007-08-28 Richard Guenther <rguenther@suse.de>
4025 * tree.h (struct tree_function_decl): Increase size of
4026 function_code bitfield.
4028 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4029 Kazu Hirata <kazu@codesourcery.com>
4031 * gcc/config/m68k/linux.h
4032 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4033 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4034 (m68k_return_in_memory): New.
4035 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4038 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4041 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4042 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4043 operand) when top VEC_SELECT extracts scalar element.
4044 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4045 (*vec_extract_v4sf_mem): Ditto.
4047 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4050 * passes.c (init_optimization_passes): Move pass_df_finish
4051 after pass_postreload sublist.
4053 PR rtl-optimization/33148
4054 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4055 (neg (lt X 0)) if X has scalar int mode.
4058 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4059 initializer, use build_vector_from_ctor if possible to create
4060 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4061 even after this, return NULL.
4063 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4065 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4067 2007-08-28 Richard Guenther <rguenther@suse.de>
4069 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4070 (struct tree_function_decl): Make function_code a bitfield.
4071 Add disregard_inline_limits flag.
4072 * cgraphunit.c (cgraph_process_new_functions): Check
4073 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4074 (cgraph_preserve_function_body_p): Likewise.
4075 * ipa-inline.c (compute_inline_parameters): Likewise.
4076 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4077 for GNU C extern inline functions.
4078 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4079 * tree-inline.c (disregard_inline_limits_p): Remove.
4080 * tree-inline.h (disregard_inline_limits_p): Likewise.
4081 * c-common.c (handle_always_inline_attribute): Set
4082 DECL_DISREGARD_INLINE_LIMITS.
4083 * langhooks.c (add_builtin_function): Verify the function code
4084 fits in the bitfield.
4086 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4087 Vladimir Yanovsky <yanov@il.ibm.com>
4088 Revital Eres <eres@il.ibm.com>
4089 Andrey Belevantsev <abel@ispras.ru>
4091 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4093 * modulo-sched.c: Add documentation regarding do-loop.
4094 (doloop_register_get): Change number of arguments to support
4095 the new do-loop pattern and check whether COUNT_REG has no other
4096 occurences in the loop besides in the control part.
4097 (duplicate_insns_of_cycles): Do not duplicate the insn which
4098 changes count_reg as it is already adjusted.
4099 (generate_prolog_epilog): New argument to support the new
4100 do-loop pattern. Change the subtract instruction to use
4101 expand_simple_binop. Call duplicate_insns_of_cycles with new
4103 (sms_schedule): Call doloop_register_get and
4104 generate_prolog_epilog with new argument. Do not handle loops
4105 with single sets insns with subreg in their lhs.
4106 * loop-doloop.c (doloop_optimize): Support for another do-loop
4108 (doloop_condition_get): Gets an instruction instead of a pattern
4109 and change the return condition when the do-loop pattern is
4111 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4112 deps when considering to not create edges.
4114 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4116 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4119 2007-08-27 Jason Merrill <jason@redhat.com>
4122 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4123 zero-sized types after calling gimplify_modify_expr_rhs.
4125 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4127 * regclass.c (init_reg_autoinc): Fix typo.
4129 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4131 Fix PR tree-optimization/33173
4132 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4134 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4137 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4138 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4141 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4142 David Ung <davidu@mips.com>
4143 Nigel Stephens <nigel@mips.com>
4145 Separate target-specific initialization from general
4146 back-end initialization.
4148 * toplev.c (init_alignments): New, split out from...
4149 (process_options): ...here.
4150 (backend_init_target): New, split out from...
4151 (backend_init): ...here.
4152 (lang_dependent_init_target): New, split out from...
4153 (lang_dependent_init): ...here.
4154 (target_reinit): New.
4155 * toplev.h (target_reinit): Declare.
4156 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4157 now can be called more than once. Update comments.
4158 * expr.h (init_expr_target): Likewise.
4159 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4160 now can be called more than once. Explicitly zero
4161 static_reg_base_value.
4162 * emit-rtl.c (init_emit_regs): New, split out from...
4163 (init_emit_once): Here.
4164 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4165 non-const, so that changes from command-line arguments can overwrite
4166 values provided by the static initializers.
4167 (initial_call_really_used_regs): New, used similarly to the above.
4168 (initial_reg_names): Likewise.
4169 (last_mode_for_init_move_cost): Promoted function-local static to
4170 file-scope static to make it accessible outside init_move_cost.
4171 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4172 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4173 reg_names since it is needed for parsing command-line options.
4174 (init_move_cost): Use last_mode_for_init_move_cost instead of
4175 function-local static.
4176 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4177 call_really_used_regs now. Reinitialize reg_names. Also
4178 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4179 reg_class_superunion. Clear losing_caller_save_reg_set.
4180 Preserve global registers if called more than once. Reset
4181 move cost, may_move_in_cost, may_move_out_cost, and
4182 last_mode_for_init_move_cost.
4183 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4184 can now be invoked more than once. Update comments.
4185 (init_regs): Update comments.
4186 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4187 and initial_call_really_used_regs, instead of the non-initial
4188 variables. This allows us to save the command-line register settings
4189 after target reinitialization.
4190 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4191 * rtl.h (init_emit_regs): Declare.
4192 (init_reg_modes_target, init_alias_target): Renamed as described
4194 * reload1.c (init_reload): Update comments.
4195 * optabs.c (init_optabs): Likewise.
4196 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4198 2007-08-26 Chao-ying Fu <fu@mips.com>
4200 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4203 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4207 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4209 * bb-reorder.c (copy_bb_p): Likewise.
4210 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4211 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4212 block_ends_with_condjump_p): Likewise.
4213 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4214 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4215 block_ends_with_condjump_p): Likewise.
4216 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4217 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4218 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4219 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4220 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4221 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4222 debug_true_const_tree instad of debug_true_tree.
4223 * debug.c (do_nothing_debug_hooks): Likewise.
4224 * debug.h (ignore_block, debug_true_const_tree): Constify.
4225 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4226 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4227 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4228 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4229 dbx_reg_number, is_based_loc, field_type,
4230 simple_type_align_in_bits, simple_decl_align_in_bits,
4231 simple_type_size_in_bits, field_byte_offset, insert_float,
4232 type_tag, member_declared_type, is_redundant_typedef,
4233 secname_for_decl, is_inlined_entry_point): Likewise.
4234 * emit-rtl.c (const_next_insn, const_previous_insn,
4235 const_next_nonnote_insn, const_prev_nonnote_insn,
4236 const_next_real_insn, const_prev_real_insn,
4237 const_next_active_insn, const_prev_active_insn, const_next_label,
4238 const_prev_label): Likewise.
4239 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4241 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4242 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4243 sched_insn_is_legitimate_for_speculation_p): Likewise.
4244 * jump.c (reversed_comparison_code_parts,
4245 reversed_comparison_code, reversed_comparison, condjump_label):
4247 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4248 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4250 * rtl.h (const_previous_insn, const_next_insn,
4251 const_prev_nonnote_insn, const_next_nonnote_insn,
4252 const_prev_real_insn, const_next_real_insn,
4253 const_prev_active_insn, const_next_active_insn, const_prev_label,
4254 const_next_label, modified_between_p, modified_in_p,
4255 const_note_storeskeep_with_call_p, condjump_label,
4256 reversed_comparison, reversed_comparison_code,
4257 reversed_comparison_code_parts, memory_modified_in_insn_p,
4258 stack_regs_mentioned): Likewise.
4259 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4260 keep_with_call_p): Likewise.
4261 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4262 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4263 sd_lists_size, sd_lists_empty_p): Likewise.
4264 * sched-int.h (sched_insns_conditions_mutex_p,
4265 haifa_classify_insn, no_real_insns_p,
4266 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4267 sd_lists_size, sd_lists_empty_p): Likewise.
4268 * sdbout.c (sdb_debug_hooks): Likewise.
4269 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4270 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4271 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4273 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4274 tree_can_throw_internal): Likewise.
4275 * tree-flow-inline.h (phi_nodes): Likewise.
4276 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4277 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4278 * tree-gimple.c (const_get_call_expr_in): Likewise.
4279 * tree-gimple.h (const_get_call_expr_in): Likewise.
4280 * tree.c (const_lookup_attribute, attribute_list_equal,
4281 attribute_list_contained): Likewise.
4282 * tree.h (attribute_list_equal, attribute_list_contained,
4283 const_lookup_attribute): Likewise.
4284 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4286 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4288 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4289 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4291 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4294 * config/alpha/constraints.md: Delete "svn:mime-type" property
4295 with svn propdel "svn:mime-type".
4297 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4300 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4301 non NOTE insn doesn't cross basic block.
4302 (noce_try_abs): Likewise.
4303 (noce_process_if_block): Likewise.
4305 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4308 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4309 operand without auto-inc-dec.
4310 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4311 offsettable_mem_operand.
4312 (floatunssidf2_internal): Same.
4313 (fix_truncdfsi2_internal): Same.
4314 (floatsidf_ppc64): Same.
4315 (floatunssidf_ppc64): Same.
4316 (fix_trunctfsi2_internal): Same.
4318 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4321 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4322 pass defines needed for version.c.
4324 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4326 * configure.ac (--debug-prefix-map check): Change assembler
4327 version presumed to have feature to 2.18.
4328 * configure: Regenerate.
4330 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * c-common.c (vector_types_convertible_p,
4333 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4334 self_promoting_args_p): Constify.
4335 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4336 c_promoting_integer_type_p, self_promoting_args_p,
4337 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4338 * c-decl.c (anon_aggr_type_p): Likewise.
4339 * * c-dump.c (dump_stmt): Likewise.
4340 * c-objc-common.c (has_c_linkage): Likewise.
4341 * c-tree.h (same_translation_unit_p): Likewise.
4342 * c-typeck.c (null_pointer_constant_p,
4343 tagged_types_tu_compatible_p, function_types_compatible_p,
4344 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4345 comptypes_internal, struct tagged_tu_seen_cache,
4346 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4347 c_size_in_bytes): Likewise.
4348 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4349 hash_ptr, eq_ptr): Likewise.
4350 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4351 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4352 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4353 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4355 * optabs.c (optab_for_tree_code): Likewise.
4356 * optabs.h (optab_for_tree_code): Likewise.
4357 * rtl.h (simplify_rtx): Likewise.
4358 * simplify-rtx.c (simplify_rtx): Likewise.
4359 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4360 dump_flag, dump_node): Likewise.
4361 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4362 queue_and_dump_type, dump_flag): Likewise.
4363 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4364 * tree-pass.h (dump_node): Likewise.
4365 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4366 supportable_narrowing_operation): Likewise.
4367 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4368 supportable_narrowing_operation): Likewise.
4369 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4370 is_negative_overflow_infinity, is_positive_overflow_infinity,
4371 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4372 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4373 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4374 ssa_name_nonzero_p, fp_predicate): Likewise.
4375 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4376 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4377 ssa_name_nonnegative_p): Likewise.
4379 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4381 * config.gcc : Add x86_64-elf target.
4383 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4385 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4387 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4388 Nigel Stephens <nigel@mips.com>
4392 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4393 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4394 * expr.c (SET_BY_PIECES_P): Define.
4395 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4396 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4397 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4399 * expr.h (SET_RATIO): Define.
4400 (can_store_by_pieces, store_by_pieces): Update prototypes.
4401 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4402 can_store_by_pieces/store_by_pieces.
4403 (expand_builtin_memcpy_args): Likewise.
4404 (expand_builtin_strncpy): Likewise.
4405 (expand_builtin_memset_args): Likewise. Also remove special case
4406 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4407 decide what to do instead.
4408 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4409 to can_store_by_pieces.
4411 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4412 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4414 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4415 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4416 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4417 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4418 (STORE_BY_PIECES_P): Define.
4420 2007-08-24 Tom Tromey <tromey@redhat.com>
4422 * varpool.c (varpool_last_needed_node): Fix comment typo.
4423 * c-decl.c (duplicate_decls): Fix comment typo.
4424 (clone_underlying_type): Update comment.
4426 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4429 alpha_in_small_data_p, alpha_split_complex_arg,
4430 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4432 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4433 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4435 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4436 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4437 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4438 * config/darwin.c (darwin_binds_local_p): Likewise.
4439 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4441 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4442 i386_pe_valid_dllimport_attribute_p): Likewise.
4443 * config/i386/i386.c (ix86_function_regparm,
4444 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4445 x86_can_output_mi_thunk, ix86_mangle_type,
4446 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4447 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4448 i386_pe_binds_local_p): Likewise.
4449 * config/ia64/ia64.c
4450 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4451 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4452 ia64_invalid_conversion, ia64_invalid_unary_op,
4453 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4455 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4456 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4457 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4458 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4459 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4460 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4461 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4462 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4463 * config/pa/pa.c (pa_commutative_p): Likewise.
4464 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4466 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4467 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4468 rs6000_use_blocks_for_constant_p,
4469 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4470 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4471 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4472 * config/s390/s390.c (s390_mangle_type,
4473 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4475 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4476 th_in_small_data_p): Likewise.
4477 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4478 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4480 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4481 sparc_mangle_type): Likewise.
4482 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4483 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4484 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4486 * hooks.c (hook_bool_mode_const_rtx_false,
4487 hook_bool_mode_const_rtx_true,
4488 hook_bool_const_tree_hwi_hwi_const_tree_false,
4489 hook_bool_const_tree_hwi_hwi_const_tree_true,
4490 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4491 hook_constcharptr_const_tree_null,
4492 hook_constcharptr_const_rtx_null,
4493 hook_constcharptr_const_tree_const_tree_null,
4494 hook_constcharptr_int_const_tree_null,
4495 hook_constcharptr_int_const_tree_const_tree_null): New.
4496 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4497 hook_bool_tree_hwi_hwi_tree_false,
4498 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4499 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4500 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4501 hook_constcharptr_int_tree_null,
4502 hook_constcharptr_int_tree_tree_null): Delete.
4503 (default_can_output_mi_thunk_no_vcall): Constify.
4504 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4505 hook_bool_tree_hwi_hwi_tree_false,
4506 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4507 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4508 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4509 hook_constcharptr_int_tree_null,
4510 hook_constcharptr_int_tree_tree_null): Delete.
4511 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4512 hook_bool_const_tree_hwi_hwi_const_tree_false,
4513 hook_bool_const_tree_hwi_hwi_const_tree_true,
4514 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4515 hook_constcharptr_const_tree_null,
4516 hook_constcharptr_const_rtx_null,
4517 hook_constcharptr_const_tree_const_tree_null,
4518 hook_constcharptr_int_const_tree_null,
4519 hook_constcharptr_int_const_tree_const_tree_null): New.
4520 (default_can_output_mi_thunk_no_vcall): Constify.
4521 * integrate.c (function_attribute_inlinable_p): Likewise.
4522 * integrate.h (function_attribute_inlinable_p): Likewise.
4523 * jump.c (rtx_renumbered_equal_p): Likewise.
4524 * output.h (decl_readonly_section, categorize_decl_for_section,
4525 default_use_anchors_for_symbol_p, default_binds_local_p,
4526 default_binds_local_p_1): Likewise.
4527 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4529 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4530 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4531 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4532 TARGET_COMP_TYPE_ATTRIBUTES,
4533 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4534 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4535 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4536 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4537 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4538 * target.h (can_output_mi_thunk, needs_block_p,
4539 first_cycle_multipass_dfa_lookahead_guard_spec,
4540 vector_alignment_reachable, comp_type_attributes,
4541 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4542 commutative_p, use_blocks_for_constant_p,
4543 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4544 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4545 invalid_within_doloop, valid_dllimport_attribute_p,
4546 split_complex_arg, invalid_arg_for_unprototyped_fn,
4547 invalid_conversion, invalid_unary_op, invalid_binary_op):
4549 * targhooks.c (default_invalid_within_doloop,
4550 hook_invalid_arg_for_unprototyped_fn,
4551 default_builtin_vector_alignment_reachable): Likewise.
4552 (hook_bool_rtx_commutative_p): Delete.
4553 (hook_bool_const_rtx_commutative_p): New.
4554 * targhooks.h (default_invalid_within_doloop,
4555 default_builtin_vector_alignment_reachable,
4556 hook_invalid_arg_for_unprototyped_fn): Constify.
4557 (hook_bool_rtx_commutative_p): Delete.
4558 (hook_bool_const_rtx_commutative_p): New.
4559 * varasm.c (bss_initializer_p, decl_default_tls_model,
4560 categorize_decl_for_section, decl_readonly_section,
4561 default_use_anchors_for_symbol_p, default_binds_local_p,
4562 default_binds_local_p_1): Constify.
4564 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4566 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4567 __NO_BUILTIN if -fno-builtin.
4569 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4571 * config/bfin/bfin.c (print_operand): Report error instead of
4572 ICE for wrong operand.
4574 2007-08-24 Michael Matz <matz@suse.de>
4576 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4578 2007-08-24 Richard Guenther <rguenther@suse.de>
4581 * tree-ssa.c (useless_type_conversion_p): Split into a
4582 recursive and a non-recursive part.
4583 (useless_type_conversion_p_1): New function.
4584 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4585 from maybe_fold_offset_to_reference is trivially convertible
4586 to the desired type before doing the simplification.
4588 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4590 * expr.c (store_expr): Optimize initialization of an array
4592 * expr.h (builtin_strncpy_read_str): New prototype.
4593 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4596 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4599 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4600 field when initializing if_info structure.
4602 2007-08-24 Richard Guenther <rguenther@suse.de>
4604 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4606 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4607 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4608 * tree-inline.c (inlinable_function_p): Fold in common parts of
4609 the cannot_inline_tree_fn langhook.
4610 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4611 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4612 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4613 cannot_inline_tree_fn langhook.
4614 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4615 cannot_inline_tree_fn member.
4617 2007-08-24 Richard Guenther <rguenther@suse.de>
4619 * expr.c (get_inner_reference): Do computation of bitoffset
4620 from offset in a way we can detect overflow reliably.
4622 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4624 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4626 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4628 * config/bfin/bfin.opt (mfast-fp): Add.
4629 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4630 libbffastfp override libgcc if -mfast-fp.
4631 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4632 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4633 (Blackfin Options): Document -mfast-fp.
4635 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4637 PR tree-optimization/32573
4639 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4640 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4641 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4642 (build_classic_dist_vector): Return false rather than true if
4643 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4644 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4645 returned false. Don't call save_dist_v before calling
4646 build_classic_dist_vector_1.
4647 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4648 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4649 DDR_DIR_VECTS vectors.
4651 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4653 * configure.ac (leb128): Modify sed statement to work with any
4654 binutils version string.
4655 * configure: Regenerate
4657 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4659 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4660 Wrap in RTX_CODE macro guard.
4661 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4662 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4663 arm_mark_dllimport, arm_pe_encode_section_info,
4664 arm_pe_unique_section): Use ISO-C function declarations.
4665 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4666 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4667 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4669 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4670 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4672 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4674 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4675 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4676 (register_move_cost): Use ISO-C function declarations.
4677 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4678 * config/score/score-protos.h (score_declare_object): Add
4680 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4682 * final.c (profile_function): Avoid empty if-bodies.
4685 * calls.c (must_pass_in_stack_var_size,
4686 must_pass_in_stack_var_size_or_pad): Constify.
4687 * config/alpha/alpha-protos.h (function_value): Likewise.
4688 * config/alpha/alpha.c (alpha_return_in_memory,
4689 alpha_pass_by_reference, function_value,
4690 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4691 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4693 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4694 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4695 TARGET_PROMOTE_PROTOTYPES): Likewise.
4696 * config/arm/arm-protos.h (arm_return_in_memory,
4697 arm_pad_arg_upward, arm_function_value): Likewise.
4698 * config/arm/arm.c (arm_pass_by_reference,
4699 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4700 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4701 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4703 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4704 * config/avr/avr-protos.h (avr_function_value): Likewise.
4705 * config/avr/avr.c (avr_return_in_memory,
4706 gas_output_limited_string, gas_output_ascii, avr_function_value,
4707 avr_return_in_memory): Likewise.
4708 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4709 * config/bfin/bfin.c (bfin_pass_by_reference,
4710 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4711 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4713 * config/cris/cris.c (cris_pass_by_reference,
4714 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4715 * config/crx/crx.c (crx_return_in_memory): Likewise.
4716 * config/darwin.c (function_base, machopic_function_base_name):
4718 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4719 TARGET_PROMOTE_PROTOTYPES): Likewise.
4720 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4721 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4722 * config/i386/i386-protos.h (ix86_return_in_memory,
4723 ix86_sol10_return_in_memory): Likewise.
4724 * config/i386/i386.c (ix86_function_value,
4725 ix86_function_sseregparm, ix86_must_pass_in_stack,
4726 type_natural_mode, classify_argument, examine_argument,
4727 construct_container, ix86_pass_by_reference, function_value_32,
4728 function_value_64, ix86_function_value_1, return_in_memory_32,
4729 return_in_memory_64, return_in_memory_ms_64,
4730 ix86_return_in_memory, ix86_sol10_return_in_memory,
4731 TARGET_PROMOTE_PROTOTYPES): Likewise.
4732 * config/ia64/ia64-protos.h (ia64_function_value,
4733 ia64_hpux_function_arg_padding): Likewise.
4734 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4735 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4736 ia64_hpux_function_arg_padding): Likewise.
4737 * config/iq2000/iq2000-protos.h (function_arg,
4738 iq2000_function_value): Likewise.
4739 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4740 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4741 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4742 function_arg, iq2000_function_value): Likewise.
4743 * config/m32c/m32c-protos.h (m32c_function_value,
4744 m32c_promote_function_return): Likewise.
4745 * config/m32c/m32c.c (m32c_pass_by_reference,
4746 m32c_promote_prototypes, m32c_promote_function_return,
4747 m32c_function_value): Likewise.
4748 * config/m32r/m32r.c (m32r_return_in_memory,
4749 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4750 m32r_in_small_data_p): Likewise.
4751 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4753 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4754 m68hc11_function_arg_padding): Likewise.
4755 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4756 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4757 m68k_function_value): Likewise.
4758 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4759 mcore_function_value): Likewise.
4760 * config/mcore/mcore.c (handle_structs_in_regs,
4761 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4762 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4763 mcore_num_arg_regs, mcore_function_value): Likewise.
4764 * config/mips/mips-protos.h (mips_pad_arg_upward,
4765 mips_function_value): Likewise.
4766 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4767 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4768 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4769 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4770 mips_function_value): Likewise.
4771 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4773 * config/mmix/mmix.c (mmix_pass_by_reference,
4774 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4775 mmix_encode_section_info): Likewise.
4776 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4778 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4779 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4780 mn10300_function_value): Likewise.
4781 * config/mt/mt-protos.h (mt_function_value): Likewise.
4782 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4783 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4784 * config/pa/pa-protos.h (function_arg_padding, function_value,
4785 pa_return_in_memory): Likewise.
4786 * config/pa/pa.c (pa_pass_by_reference,
4787 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4788 function_arg_padding, function_value, pa_return_in_memory):
4790 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4791 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4792 function_arg_padding): Likewise.
4793 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4794 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4795 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4796 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4797 function_arg_padding, altivec_expand_dst_builtin,
4798 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4799 altivec_init_builtins, rs6000_common_init_builtins,
4800 rs6000_function_value): Likewise.
4801 * s390/s390-protos.h (s390_function_value): Likewise.
4802 * config/s390/s390.c (s390_function_arg_size,
4803 s390_pass_by_reference, s390_return_in_memory,
4804 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4805 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4806 * config/score/score-protos.h (score_function_value): Likewise.
4807 * config/score/score.c (score_arg_partial_bytes,
4808 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4809 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4810 score_pass_by_reference, score_add_offset, score_function_value):
4812 * config/sh/sh-protos.h (sh_attr_renesas_p,
4813 sh_promote_prototypes): Likewise.
4814 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4815 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4816 sh_attr_renesas_p): Likewise.
4817 * config/sparc/sparc-protos.h (function_value,
4818 function_arg_padding): Likewise.
4819 * config/sparc/sparc.c (sparc_promote_prototypes,
4820 sparc_return_in_memory, sparc_pass_by_reference,
4821 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4822 function_arg_record_value_2, function_arg_record_value_1,
4823 function_arg_record_value, function_arg_record_value,
4824 function_arg_padding, function_value): Likewise.
4825 * config/spu/spu-protos.h (spu_function_value): Likewise.
4826 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4827 spu_function_value): Likewise.
4828 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4830 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4831 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4832 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4834 * config/v850/v850.c (v850_return_in_memory,
4835 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4836 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4837 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4838 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4839 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4841 * explow.c (promote_mode, hard_function_value): Likewise.
4842 * expr.h (hard_function_value, promote_mode): Likewise.
4843 * function.c (aggregate_value_p): Likewise.
4844 * hooks.c (hook_bool_const_tree_true): New.
4845 * hooks.h (hook_bool_const_tree_true): New.
4846 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4847 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4848 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4849 TARGET_RETURN_IN_MSB): Likewise.
4850 * target.h (promote_function_args, promote_function_return,
4851 promote_prototypes, return_in_memory, return_in_msb,
4852 pass_by_reference, must_pass_in_stack, callee_copies,
4853 function_value): Likewise.
4854 * targhooks.c (default_return_in_memory,
4855 hook_pass_by_reference_must_pass_in_stack,
4856 hook_callee_copies_named,
4857 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4858 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4859 default_function_value): Likewise.
4860 * targhooks.h (default_return_in_memory,
4861 hook_pass_by_reference_must_pass_in_stack,
4862 hook_callee_copies_named,
4863 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4864 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4865 default_function_value): Likewise.
4866 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4867 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4868 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4869 * tree.c (needs_to_live_in_memory): Likewise.
4870 * tree.h (struct tree_type, needs_to_live_in_memory,
4871 aggregate_value_p, must_pass_in_stack_var_size,
4872 must_pass_in_stack_var_size_or_pad): Likewise.
4873 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4874 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4875 lookup_filename): Likewise.
4877 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4880 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4881 fake fcomi i387 instruction for !TARGET_CMOVE.
4882 (ix86_expand_branch): Expand natural sequence with one jump for
4883 all targets, not only TARGET_CMOVE.
4884 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4885 pattern to implement fake fcomi sequence. Split instruction after
4886 reload to correct compare sequences.
4887 (*cmpfp_xf_cc): Ditto.
4888 (*cmpfp_<mode>_cc): Ditto.
4889 (*cmpfp_u_cc): Ditto.
4890 (*cmpfp_<mode>_cc): Ditto.
4892 2007-08-23 Richard Guenther <rguenther@suse.de>
4894 * tree-pretty-print.c (dump_generic_node): Annotate
4895 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4897 2007-08-23 Richard Guenther <rguenther@suse.de>
4899 * builtins.c (expand_builtin_mathfn): Wrap argument in
4900 save_expr directly instead of re-building the call.
4901 (expand_builtin_mathfn_2): Likewise.
4902 (expand_builtin_mathfn_3): Likewise.
4903 (expand_builtin_interclass_mathfn): Likewise.
4904 (expand_builtin_int_roundingfn): Set arg.
4905 (expand_builtin_int_roundingfn_2): Likewise.
4907 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4909 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4910 *sse_nand<mode>3, *sse_xor<mode>3): New.
4912 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4914 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4915 * config/i386/i386.c (print_operand): Handle ';' code. Output
4916 semicolon for TARGET_MACHO.
4917 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4918 emit semicolon after 'lock' prefix.
4919 (sync_double_compare_and_swap<mode>): Ditto.
4920 (*sync_double_compare_and_swapdi_pic): Ditto.
4921 (*sync_compare_and_swap_cc<mode>): Ditto.
4922 (sync_double_compare_and_swap_cc<mode>): Ditto.
4923 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4924 (sync_old_add<mode>): Ditto.
4925 (sync_add<mode>): Ditto.
4926 (sync_sub<mode>): Ditto.
4927 (sync_ior<mode>): Ditto.
4928 (sync_and<mode>): Ditto.
4929 (sync_xor<mode>): Ditto.
4931 2007-08-22 Chao-ying Fu <fu@mips.com>
4933 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4935 (copy_rtx): Handle CONST_FIXED.
4936 (rtx_equal_p): Likewise.
4937 * rtl.h (fixed_value.h): New include.
4938 (rtx_def): Add a new field of fixed_value to u.
4939 (XCNMPFV): Define for accessing fixed_value.
4940 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4942 * rtl.def (CONST_FIXED): New constant.
4943 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4944 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4945 US_ASHIFT): New codes.
4946 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4947 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4948 unsigned_fract_convert, unsigned_sat_fract): Document them.
4949 * varasm.c (assemble_integer): Extend to support fixed-point constants
4950 by using different machine classes.
4951 (decode_addr_const): Handle FIXED_CST.
4952 (const_hash_1): Likewise.
4953 (compare_constant): Likewise.
4954 (copy_constant): Likewise.
4955 (const_rtx_hash_1): Handle CONST_FIXED.
4956 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4957 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4959 (initializer_constant_valid_p): Handle FIXED_CST.
4960 (output_constant): Support FIXED_POINT_TYPE.
4961 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4962 * cse.c (hash_rtx): Support CONST_FIXED.
4963 (exp_equiv_p): Likewise.
4964 (cannon_reg): Likewise.
4965 (fold_rtx): Likewise.
4966 (equiv_constant): Likewise.
4967 (cse_process_notes_1): Likewise.
4968 (count_reg_usage): Likewise.
4969 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4970 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4971 (wrap_constant): Check CONST_FIXED.
4972 (cselib_hash_rtx): Support CONST_FIXED.
4973 (cselib_subst_to_values): Likewise.
4974 * df-scan.c (df_uses_record): Likewise.
4975 * gcse.c (want_to_gcse_p): Likewise.
4976 (oprs_unchanged_p): Likewise.
4977 (oprs_not_set_p): Likewise.
4978 (compute_transp): Likewise.
4979 (extract_mentioned_regs_helper): Likewise.
4980 * genemit.c (gen_exp): Likewise.
4981 * local-alloc.c (equiv_init_varies_p): Likewise.
4982 (contains_replace_regs): Likewise.
4983 (memref_referenced_p): Likewise.
4984 * loop-invariant.c (check_maybe_invariant): Likewise.
4985 (hash_invariant_expr_1): Likewise.
4986 (invariant_expr_equal_p): Likewise.
4987 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4988 * regclass.c (reg_scan_mark_refs): Likewise.
4989 * regrename.c (scan_rtx): Likewise.
4990 * resource.c (mark_referenced_resources): Likewise.
4991 (mark_set_resources): Likewise.
4992 * rtlanal.c (rtx_unstable_p): Likewise.
4993 (rtx_varies_p): Likewise.
4994 (count_occurrences): Likewise.
4995 (reg_mentioned_p): Likewise.
4996 (modified_between_p): Likewise.
4997 (modified_in_p): Likewise.
4998 (volatile_insn_p): Likewise.
4999 (volatile_refs_p): Likewise.
5000 (side_effects_p): Likewise.
5001 (may_trap_p_1): Likewise.
5002 (inequality_comparisons_p): Likewise.
5003 (computed_jump_p_1): Likewise.
5004 (commutative_operand_precedence): Likewise.
5005 * sched-deps.c (sched_analyze_2): Likewise.
5006 * sched-vis.c (print_value): Likewise.
5007 * reload.c (operands_match_p): Likewise.
5008 (subst_reg_equivs): Likewise.
5009 * reload1.c (eliminate_regs_1): Likewise.
5010 (elimination_effects): Likewise.
5011 (scan_paradoxical_subregs): Likewise.
5012 * alias.c (rtx_equal_for_memref_p): Likewise.
5013 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5014 * emit-rtl.c (const_fixed_htab): New hash table.
5015 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5017 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5018 const_fixed_from_fixed_value): New functions.
5019 (verify_rtx_sharing): Handle CONST_FIXED.
5020 (copy_rtx_if_shared_1): Likewise.
5021 (reset_used_flags): Likewise.
5022 (set_used_flags): Likewise.
5023 (copy_insn_1): Likewise.
5024 (init_emit_once): Create const_fixed_htab.
5025 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5027 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5029 PR tree-optimization/32949
5030 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5031 before failing for ivs with non-constant step.
5033 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5035 * doc/md.texi (Iterators): Renamed from Macros. All contents
5036 changed to reflect rename of respectively define_code_macro and
5037 define_mode_macro to define_code_iterator and define_mode_iterator.
5038 (Mode Iterators, Code Iterators): Similar.
5039 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5040 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5041 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5042 (initialize_iterators, find_iterator, check_code_iterator)
5043 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5044 (read_mapping, read_rtx_1): Similar.
5045 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5046 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5047 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5048 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5049 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5050 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5051 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5052 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5053 config/rs6000/sync.md, config/rs6000/rs6000.md,
5054 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5055 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5056 config/vax/vax.md, config/bfin/bfin.md: Similar.
5058 2007-08-22 David Daney <ddaney@avtrex.com>
5060 * doc/install.texi (Testing): Mention testing on a simulator.
5062 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5064 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5066 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5067 and rearrange floating point conversion functions into different
5070 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5072 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5073 dfa_post_advance_cycle): New scheduler hooks.
5074 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5075 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5077 (TARGET_SCHED): Use them.
5078 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5079 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5080 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5082 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5083 function to facilitate debugging.
5084 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5085 (output_insn_has_dfa_reservation_p): New static function to output
5086 insn_has_dfa_reservation_p ().
5087 (write_automata): Use it.
5088 * genattr.c (main): Output declaration for
5089 insn_has_dfa_reservation_p ().
5091 2007-08-22 Christian Bruel <christian.bruel@st.com>
5092 Richard Guenther <rguenther@suse.de>
5094 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5095 * simplify_rtx (simplify_binary_operation_1): Likewise.
5097 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5099 PR rtl-optimization/32557
5100 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5101 of REGNO (mws->mw_reg).
5103 2007-08-22 Richard Guenther <rguenther@suse.de>
5106 * builtins.c (expand_builtin_int_roundingfn): Replace call
5107 argument wrapped with SAVE_EXPR directly.
5108 (expand_builtin_int_roundingfn_2): Likewise.
5110 2007-08-22 Richard Guenther <rguenther@suse.de>
5112 * tree-inline.c (inlinable_function_p): Restore disregarding
5113 inline limits for GNU extern inline functions.
5115 2007-08-22 Richard Guenther <rguenther@suse.de>
5118 * tree.c (host_integerp): Treat sizetype as signed as it is
5121 2007-08-21 Ian Lance Taylor <iant@google.com>
5123 PR tree-optimization/33134
5124 * tree-vrp.c (adjust_range_with_scev): Call
5125 set_value_range_to_value.
5127 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5129 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5132 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5134 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5137 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5139 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5140 cases to set eight bytes at a time.
5141 (expand_block_move): Likewise.
5143 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5146 * dwarf2out.c (gen_decl_die): Don't call
5147 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5149 2007-08-21 Paul Brook <paul@codesourcery.com>
5150 Nathan Sidwell <nathan@codesourcery.com>
5151 Mark Mitchell <mark@codesourcery.com>
5152 Joseph Myers <joseph@codesourcery.com>
5154 * configure.ac: Add --with-pkgversion and --with-bugurl.
5155 * configure: Regenerate.
5156 * doc/install.texi: Document them.
5157 * version.c (version_string): Remove VERSUFFIX.
5158 (VERSUFFIX): Remove.
5159 (pkgversion_string): New.
5160 (bug_report_url): Do not hard-code initializer.
5161 * version.h (pkgversion_string): Declare.
5162 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5164 (version.o): Define PKGVERSION and BUGURL.
5165 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5166 (%.pod): Define BUGURL.
5167 * gcc.c (process_command, main): Use pkgversion_string.
5168 * toplev.c (compile_file, print_version): Likewise.
5169 * protoize.c (main): Likewise.
5170 * gcov.c (print_version): Likewise. Update copyright date.
5171 * gcov-dump.c (print_version): Likewise. Update copyright date.
5172 * mips-tdump.c (main): Likewise. Update copyright date.
5173 * mips-tfile.c (main): Likewise. Update copyright date.
5174 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5175 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5176 shorten description.
5177 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5178 * doc/gccint.texi: Likewise.
5179 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5180 Update copyright date.
5182 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5185 (ix86_expand_strlensi_unroll_1): Ditto.
5186 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5187 (ix86_expand_carry_flag_compare): Update comment.
5189 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5192 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5193 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5195 2007-08-21 Richard Guenther <rguenther@suse.de>
5197 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5199 2007-08-21 Richard Guenther <rguenther@suse.de>
5202 * fold-const.c (fold_binary): Remove index +p PTR folding.
5203 Fix types of POINTER_PLUS_EXPR generated by folding of
5206 2007-08-20 Chao-ying Fu <fu@mips.com>
5208 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5209 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5210 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5211 (c_common_fixed_point_type_for_size): Declare.
5212 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5213 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5214 (c_token_starts_declspecs): Likewise.
5215 (c_parser_declspecs): Likewise.
5216 (c_parser_attributes): Likewise.
5217 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5218 (c_declspecs): Add saturating_p.
5219 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5220 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5221 _Sat. Handle RID_SAT.
5222 Avoid using void, bool, char, int, float, double, _Decimal32,
5223 _Decimal64, _Decimal128, and complex with _Sat.
5224 Handle RID_FRACT and RID_ACCUM.
5225 Make sure _Sat is used with _Fract or _Accum.
5226 (finish_declspecs): Handle cts_fract and cts_accum.
5227 * c-common.c (fixed-value.h): New include.
5228 (constant_expression_warning): Handle FIXED_CST.
5229 (overflow_warning): Likewise.
5230 (warnings_for_convert_and_check): Likewise.
5231 (c_common_fixed_point_type_for_size): New.
5232 (c_common_type_for_mode): Handle fixed-point modes to
5233 return various saturating/non-saturating, signed/unsigned types.
5234 (c_common_signed_or_unsigned_type): Support fixed-point types.
5235 (shorten_compare): Check fixed-point zero.
5236 Handle FIXED_POINT_TYPE.
5237 (c_common_truthvalue_conversion): Handle FIXED_CST.
5238 Handle FIXED_POINT_TYPE.
5239 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5241 (handle_mode_attribute): Handle fixed-point modes. Need to check
5242 if the signness of base type and fixed-point modes are consistent.
5243 (handle_vector_size_attribute): Handle fixed-point modes.
5244 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5245 (warn_for_div_by_zero): Check fixed-point zero.
5246 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5247 a common fixed-point type based on fbit, ibit, sign, and saturation.
5248 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5249 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5250 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5251 (convert_for_assignment): Support FIXED_POINT_TYPE.
5252 (digest_init): Handle FIXED_POINT_TYPE.
5253 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5254 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5255 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5256 GE_EXPR, LT_EXPR, GT_EXPR.
5257 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5258 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5259 * target.h (gcc_target): Add fixed_point_supported_p.
5260 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5261 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5262 (default_fixed_point_supported_p): Define.
5263 * targhooks.h (default_fixed_point_supported_p): Declare.
5264 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5265 * doc/install.texi (Configuration): Add --enable-fixed-point.
5266 * configure.ac (--enable-fixed-point): New to enable fixed-point
5267 arithmetic extension to C. For mips targets, we enable it by default.
5268 * configure, config.in: Regenerate.
5270 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5272 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5274 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5276 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5277 DWARF2_DEBUGGING_INFO.
5278 (cold_text_section_used): Same.
5279 (cold_text_section): Same.
5281 2007-08-20 Richard Guenther <rguenther@suse.de>
5283 * c-typeck.c (convert_for_assignment): Use the type of
5284 the member for the initialization.
5286 2007-08-20 Richard Guenther <rguenther@suse.de>
5288 * c-objc-common.c (c_disregard_inline_limits): Remove.
5289 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5290 * cgraphunit.c (cgraph_process_new_functions): Call
5291 disregard_inline_limits_p.
5292 (cgraph_preserve_function_body_p): Likewise.
5293 * ipa-inline.c (compute_inline_parameters): Likewise.
5294 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5296 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5297 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5298 disregard_inline_limits langhook.
5299 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5301 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5302 disregard_inline_limits langhook.
5303 * tree-inline.c (disregard_inline_limits_p): New function.
5304 * tree-inline.h (disregard_inline_limits_p): Declare.
5306 2007-08-20 Richard Guenther <rguenther@suse.de>
5308 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5309 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5310 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5311 auto_var_in_fn_p langhook.
5312 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5314 * tree.c (auto_var_in_fn_p): ... here.
5315 (find_var_from_fn): Call auto_var_in_fn_p directly.
5316 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5317 auto_var_in_fn_p langhook.
5318 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5319 (copy_body_r): Likewise.
5320 (self_inlining_addr_expr): Likewise.
5321 * tree.h (auto_var_in_fn_p): Declare.
5323 2007-08-20 Richard Guenther <rguenther@suse.de>
5325 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5326 (walk_type_fields): Take lh parameter.
5327 (walk_tree): Rename to ...
5328 (walk_tree_1): ... this. Do not call the walk_subtrees
5329 langhook but the now passed callback. Pass lh on recursion.
5330 (walk_tree_without_duplicates): Rename to ...
5331 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5332 and call walk_tree_1.
5333 * tree.h (walk_tree_lh): New typedef.
5334 (walk_tree_1): Declare.
5335 (walk_tree_without_duplicates_1): Likewise.
5336 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5337 (walk_tree_without_duplicates): New define to
5338 walk_tree_without_duplicates_1 with NULL lh parameter.
5339 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5340 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5342 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5343 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5344 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5347 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5350 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5351 code in front of the compacting of basic blocks.
5352 Move the folding of statements inbetween the cgraph checking
5353 and compacting of basic blocks.
5355 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5356 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5359 * config/alpha/alpha.c (va_list_skip_additions): Check for
5360 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5361 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5362 PLUS_EXPR when checking ap.__base.
5363 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5364 when doing addition on pointer types. Use size_int instead of
5366 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5367 ptr_type in the second operand.
5369 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5372 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5374 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5377 * cfgexpand.c (expand_one_register_var): Mark pointer
5378 DECL_ARTIFICIAL as REG_POINTER also.
5379 * stmt.c (expand_decl): Likewise.
5381 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5388 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5389 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5390 on_worklist argument and avoid adding things to worklist multiple
5392 (add_to_worklist): Ditto.
5393 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5394 single SFT is clobbered.
5395 (set_initial_properties): Ditto.
5396 (compute_call_clobbered): Update for changes to function
5398 (create_overlap_variables_for): Always create SFT for offset 0.
5399 (create_structure_vars): Handle PHI's, since we are in SSA form at
5401 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5402 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5404 (add_vars_for_offset): Figure out aliases from access + points-to.
5405 (add_virtual_operand): Use add_vars-for_offset.
5406 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5407 (add_call_clobber_ops): Remove makes_clobbering_call set.
5408 (get_expr_operands): Always pass through the INDIRECT_REF
5410 * tree-ssa-structalias.c (struct constraint_graph): Remove
5412 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5413 address_taken, pt_used, number_incoming.
5414 (FIRST_ADDR_NODE): Removed.
5415 (merge_graph_nodes): Remove broken code for the moment.
5416 (init_graph): New function.
5417 (build_pred_graph): Remove code to init_graph.
5418 Add location equivalence support.
5419 (struct scc_info): Rename roots to deleted.
5421 (init_scc_info): Ditto
5422 (init_topo_info): Use graph->size.
5423 (compute_topo_order): Ditto.
5424 (do_da_constraint): Removed.
5425 (do_sd_constraint): Remove calls to find().
5426 set_union_with_increment should always get 0 as last arg here.
5427 (do_complex_constraint): Replace do_da_constraint with assert.
5429 (struct equiv_class_label): New.
5430 (pointer_equiv_class_table): Ditto.
5431 (location_equiv_class_table): Ditto.
5432 (equiv_class_label_hash): Ditto.
5433 (equiv_class_label_eq): Ditto
5434 (equiv_class_lookup): Ditto.
5435 (equiv_class_ladd): Ditto.
5436 (pointer_equiv_class): Ditto.
5437 (location_equiv_class): Ditto.
5438 (condense_visit): Rename and rewrite from label_visit to do only
5439 SCC related stuff for HU.
5440 (label_visit): Do HU work for HU.
5441 (perform_var_substitution): Update to do HU and location
5443 (free_var_substitution_info): Update to free HU and location
5444 equivalence structures. */
5445 (find_equivalent_node): Update for pointer but not location
5447 (unite_pointer_equivalences): New function.
5448 (move_complex_constraints): Rewrite to only do moving.
5449 (rewrite_constraints): Split out of move_complex_constraints.
5450 (solve_graph): Use graph->size.
5451 (process_constraint_1): Add from_call argument, use it.
5452 Split *a = &b into two constraints.
5453 (process_constraint): Use new process_constraint_1.
5454 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5455 (get_constraint_for): Handle non-pointer integers properly.
5456 Remove code that used to handle structures.
5457 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5458 with unknown addends.
5459 (handle_rhs_call): New function.
5460 (find_func_aliases): Use handle_rhs_call.
5461 (set_uids_in_ptset): Add an assert.
5462 (set_used_smts): Fix bug in not considering unified vars.
5463 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5464 (compute_points_to_sets): Update for other function changes.
5465 (delete_points_to_sets): Ditto.
5466 (ipa_pta_execute): Ditto.
5467 (pass_ipa_pta): We need to update SSA after ipa_pta.
5469 2007-08-19 Jan Hubicka <jh@suse.cz>
5471 * i386.md: Replace "rim" and "mri" constraints by "g".
5473 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5475 * dwarf2out.c (text_section_used, cold_text_section_used,
5476 cold_text_section, dwarf2out_note_section_used): New.
5477 (dwarf2out_init): Initialize cold_text_section.
5478 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5479 dwarf2out_note_section_used.
5480 (size_of_aranges): Only count entry for text section if it was
5481 used. Count entry for cold text section if it was used.
5482 (output_aranges): Only output entries for text section and cold
5483 text section if they were used.
5485 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5487 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5489 (debug_generic_stmt): Likewise.
5490 (debug_tree_chain): Likewise.
5492 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5494 * tree-data-refs.c (split_constant_offset): Expose.
5495 * tree-data-refs.h (split_constant_offset): Add declaration.
5497 * tree-vectorizer.h (dr_alignment_support): Renamed
5498 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5499 Added a new value dr_explicit_realign.
5500 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5501 dr_offset, dr_step, and dr_aligned_to, along with new access
5502 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5503 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5504 STMT_VINFO_DR_ALIGNED_TO.
5506 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5508 In case of outer-loop vectorization with non-fixed misalignment - use
5509 the dr_explicit_realign scheme instead of the optimized realignment
5511 (new_stmt_vec_info): Initialize new fields.
5513 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5514 'nested_in_vect_loop' case. Change verbosity level.
5515 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5516 Don't fail on zero step in the outer-loop for loads.
5517 (vect_analyze_data_refs): Call split_constant_offset to calculate
5518 base, offset and init relative to the outer-loop.
5520 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5521 BSI function argument with a new function argument - at_loop.
5522 Simplify the condition that determines STEP. Takes additional argument
5523 INV_P. Support outer-loop vectorization (handle the
5524 nested_in_vect_loop case), including zero step in the outer-loop. Call
5525 vect_create_addr_base_for_vector_ref with additional argument.
5526 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5527 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5528 Fixed and simplified calculation of step.
5529 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5530 of bsi, and with additional argument. Call bump_vector_ptr with
5531 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5532 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5533 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5534 when the realignment setup needs to take place inside the loop.
5535 Support the dr_explicit_realign scheme. Allow generating the optimized
5536 realignment scheme for outer-loop vectorization. Added documentation.
5537 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5538 the 'nested_in_vect_loop' case, including loads that are invariant in
5539 the outer-loop and the realignment schemes. Handle the case when the
5540 realignment setup needs to take place inside the loop. Call
5541 vect_setup_realignment with additional arguments. Call
5542 vect_create_data_ref_ptr with additional argument and with loop instead
5543 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5544 (vect_gen_niters_for_prolog_loop): Call
5545 vect_create_addr_base_for_vector_ref with additional arguments.
5546 (vect_create_cond_for_align_checks): Likewise.
5547 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5548 scheme: takes additional argument bump; argument ptr_incr is now
5549 optional; updated documentation.
5550 (vect_init_vector): Takes additional argument (bsi). Use it, if
5551 available, to insert the vector initialization.
5552 (get_initial_def_for_induction): Pass additional argument in call to
5554 (vect_get_vec_def_for_operand): Likewise.
5555 (vect_setup_realignment): Likewise.
5556 (vectorizable_load): Likewise.
5558 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5560 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5561 as argument instead of struct loop.
5562 (nested_in_vect_loop_p): New function.
5563 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5565 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5566 from other phis in the loop.
5567 (destroy_loop_vec_info): Add additional argument to declaration.
5569 * tree-vectorizer.c (supportable_widening_operation): Also check if
5570 nested_in_vect_loop_p (don't allow changing the order in this case).
5571 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5572 of struct loop. Call nested_in_vect_loop_p and don't require
5573 flag_unsafe_math_optimizations if it returns true.
5574 (new_stmt_vec_info): When setting def_type for phis differentiate
5575 loop-header phis from other phis.
5576 (bb_in_loop_p): New function.
5577 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5578 just update their loop_vinfo. Order of BB traversal now matters -
5579 call dfs_enumerate_from with bb_in_loop_p.
5580 (destroy_loop_vec_info): Takes additional argument to control whether
5581 stmt_vinfo of the loop stmts should be destroyed as well.
5582 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5583 reduction stmt to be defines by a non loop-header phi.
5584 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5586 * tree-vect-transform.c (vectorizable_reduction): Call
5587 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5588 (vectorizable_call): Likewise.
5589 (vectorizable_conversion): Likewise.
5590 (vectorizable_operation): Likewise.
5591 (vectorizable_type_promotion): Likewise.
5592 (vectorizable_type_demotion): Likewise.
5593 (vectorizable_store): Likewise.
5594 (vectorizable_live_operation): Likewise.
5595 (vectorizable_reduction): Likewise. Also pass loop_info to
5596 vect_is_simple_reduction instead of loop.
5597 (vect_init_vector): Call nested_in_vect_loop_p.
5598 (get_initial_def_for_reduction): Likewise.
5599 (vect_create_epilog_for_reduction): Likewise.
5600 (vect_init_vector): Check which loop to work with, in case there's an
5602 (get_initial_def_for_inducion): Extend to handle outer-loop
5603 vectorization. Fix indentation.
5604 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5605 In the case vect_induction_def get the vector def from the induction
5606 phi node, instead of calling get_initial_def_for_inducion.
5607 (get_initial_def_for_reduction): Extend to handle outer-loop
5609 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5611 (vect_transform_loop): Change assert to just skip this case. Add a
5613 (vect_finish_stmt_generation): Add a couple asserts.
5615 (vect_estimate_min_profitable_iters): Multiply
5616 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5618 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5619 this is an inner-loop reduction in outer-loop vectorization.
5621 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5622 Same code as what used to be vect_analyze_scalar_cycles, only with
5623 additional argument loop, and loop_info passed to
5624 vect_is_simple_reduction instead of loop.
5625 (vect_analyze_scalar_cycles): Code factored out into
5626 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5627 Updated documentation.
5628 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5629 outer-loop vectorization that are live or not used in the outerloop,
5630 cause this requires special handling.
5631 (vect_enhance_data_refs_alignment): Don't consider versioning for
5633 (vect_analyze_data_refs): Check that there are no datarefs in the
5635 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5636 and vect_used_in_outer_by_reduction cases.
5637 (process_use): Also consider the case of outer-loop stmt defining an
5638 inner-loop stmt and vice versa.
5639 (vect_analyze_loop_1): New function.
5640 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5641 loops. Call vect_analyze_loop_1.
5642 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5643 been vectorized. Call destroy_loop_vec_info with additional argument.
5645 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5646 in the inner-loop when doing outer-loop vectorization. Add
5647 documentation and printout.
5648 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5649 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5651 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5653 * tree-affine.h (print_aff): New prototype.
5654 (debug_aff): Likewise.
5655 * tree-affine.c (print_aff): New function.
5656 (debug_aff): Likewise.
5658 2007-08-18 Paul Brook <paul@codesourcery.com>
5659 Joseph Myers <joseph@codesourcery.com>
5661 * common.opt (-fdebug-prefix-map=): New option.
5662 * opts.c: Include debug.h.
5663 (common_handle_option): Handle -fdebug-prefix-map.
5664 * final.c: Include ggc.h.
5665 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5666 remap_debug_filename): New.
5667 * Makefile.in (final.o, opts.o): Update dependencies.
5668 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5669 * configure.ac: Check for assembler --debug-prefix-map support.
5670 * configure, config.in: Regenerate.
5671 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5672 (ASM_DEBUG_SPEC): Include ASM_MAP.
5673 * doc/install.texi (--with-debug-prefix-map): Document.
5674 * doc/invoke.texi (-fdebug-prefix-map): Document.
5675 * dbxout.c (dbxout_init, dbxout_start_source_file,
5676 dbxout_source_file): Call remap_debug_filename.
5677 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5678 dwarf2out_start_source_file, dwarf2out_finish): Call
5679 remap_debug_filename.
5680 (file_table_relative_p): Do not check d->emitted_number.
5681 * toplev.c (output_file_directive): Call remap_debug_filename.
5682 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5683 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5685 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5687 * loop-invariant.c (find_invariants_to_move): Add missing macro
5690 2007-08-17 Tom Tromey <tromey@redhat.com>
5692 * tree.h (struct tree_label_decl): Removed old "java" fields.
5694 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5695 Nigel Stephens <nigel@mips.com>
5697 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5698 Treat -mno-data-in-code and -mcode-xonly as aliases for
5699 -mcode-readable=no and -mcode-readable=pcrel respectively.
5700 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5701 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5702 (MULTILIB_DIRNAMES): Update accordingly.
5704 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5706 * Makefile.in (version.o): Depend on $(REVISION) only if
5707 REVISION_s is defined.
5709 2007-08-17 Sa Liu <saliu@de.ibm.com>
5710 Ulrich Weigand <uweigand@de.ibm.com>
5713 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5714 use build_qualified_type to retain qualifiers of the base type.
5716 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5718 * config/score/score.md : Update pattern tablejump.
5719 * config/score/score.c : Update score_initialize_trampoline
5721 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5722 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5723 * doc/contrib.texi: Add my entry.
5725 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5727 * Makefile.in (REVISION): New.
5730 (version.o): Also depend on $(REVISION). Add
5731 -DREVISION=$(REVISION_s).
5733 * version.c (version_string): Add REVISION.
5735 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5737 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5738 of GOTO that's relocated to a different block.
5740 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5742 * c-common.c (const_strip_array_types): New.
5743 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5744 (const_strip_array_types): New.
5745 * c-objc-common.c (c_disregard_inline_limits,
5746 c_warn_unused_global_decl): Constify.
5747 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5748 c_vla_type_p, c_incomplete_type_error): Likewise.
5749 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5750 * hooks.c (hook_bool_const_tree_false): New.
5751 * hooks.h (hook_bool_const_tree_false): Likewise.
5752 * langhooks-def.h (lhd_warn_unused_global_decl,
5753 lhd_incomplete_type_error, lhd_expr_size,
5754 lhd_tree_inlining_disregard_inline_limits,
5755 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5756 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5757 * langhooks.c (lhd_warn_unused_global_decl,
5758 lhd_incomplete_type_error,
5759 lhd_tree_inlining_disregard_inline_limits,
5760 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5761 lhd_expr_size): Likewise.
5762 * langhooks.h (lang_hooks_for_tree_inlining,
5763 lang_hooks_for_tree_dump, lang_hooks_for_types,
5764 lang_hooks_for_decls, lang_hooks): Likewise.
5765 * pointer-set.c (pointer_set_t, pointer_set_create,
5766 pointer_set_contains, insert_aux, pointer_set_insert,
5767 pointer_set_traverse, pointer_map_t, pointer_map_create,
5768 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5770 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5771 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5772 pointer_map_traverse): Likewise.
5773 * predict.c (assert_is_empty): Likewise.
5774 * tree-affine.c (free_name_expansion): Likewise.
5775 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5776 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5777 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5779 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5781 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5783 (destroy_loop_vec_info): Add call to VEC_free.
5784 * tree-vectorizer.h (may_alias_ddrs): Define.
5785 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5786 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5787 Change reporting to dump.
5788 (vect_is_duplicate_ddr): New.
5789 (vect_mark_for_runtime_alias_test): New.
5790 (vect_analyze_data_ref_dependences) Add call to
5791 vect_mark_for_runtime_alias_test.
5792 (vect_enhance_data_refs_alignment): Define local variable
5793 vect_versioning_for_alias_required, don't perform
5794 peeling for alignment if versioning for alias is
5796 (vect_enhance_data_refs_alignment): Use
5797 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5798 PARAM_VECT_MAX_VERSION_CHECKS.
5799 * tree-vect-transform.c
5800 (vect_create_cond_for_alias_checks): New.
5801 (vect_transform_loop): Add call to
5802 vect_create_cond_for_alias_checks.
5803 (vect_vfa_segment_size): New.
5804 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5806 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5807 * gcc/doc/invoke.texi
5808 (vect-max-version-for-alignment-checks): Document.
5809 (vect-max-version-for-alias-checks): Document.
5810 (vect-max-version-checks): Remove.
5812 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5815 the same line as the instruction for all asm dialects.
5816 (*rep_movsi): Ditto.
5817 (*rep_movsi_rex64): Ditto.
5818 (*rep_movqi): Ditto.
5819 (*rep_movqi_rex64): Ditto.
5820 (*rep_stosdi_rex64): Ditto.
5821 (*rep_stossi): Ditto.
5822 (*rep_stossi_rex64): Ditto.
5823 (*rep_stosqi): Ditto.
5824 (*rep_stosqi_rex64): Ditto.
5825 (*cmpstrnqi_nz_1): Ditto.
5826 (*cmpstrnqi_nz_rex_1): Ditto.
5827 (*cmpstrnqi_1): Ditto.
5828 (*cmpstrnqi_rex_1): Ditto.
5829 (*strlenqi_1): Ditto.
5830 (*strlenqi_rex_1): Ditto.
5831 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5832 prefix on the same line as the instruction for all asm dialects.
5833 (sync_double_compare_and_swap<mode>): Ditto.
5834 (*sync_double_compare_and_swapdi_pic): Ditto.
5835 (*sync_compare_and_swap_cc<mode>): Ditto.
5836 (sync_double_compare_and_swap_cc<mode>): Ditto.
5837 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5838 (sync_old_add<mode>): Ditto.
5839 (sync_add<mode>): Ditto.
5840 (sync_sub<mode>): Ditto.
5841 (sync_ior<mode>): Ditto.
5842 (sync_and<mode>): Ditto.
5843 (sync_xor<mode>): Ditto.
5845 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5848 * reload.c (find_reloads): Check that the memory returned by
5849 find_reloads_toplev was not the result of forcing a constant
5851 (find_reloads_toplev): Always use simplify_gen_subreg to get
5852 the subreg of a constant. If the result is also a constant,
5853 but not a legitimate one, force it into the constant pool
5854 and reload its address.
5856 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5858 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5861 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5863 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5864 directive for the current vector ABI.
5866 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5869 * caller-save.c (reg_save_code): Set invalide status on restore code.
5871 2007-08-15 Diego Novillo <dnovillo@google.com>
5873 * tree-ssa-alias.c (compute_memory_partitions): Use
5874 alias_bitmap_obstack to allocate bitmaps.
5875 (reset_alias_info): Factor out of init_alias_info.
5876 Mark all name tags not associated to an SSA name for renaming.
5877 (init_alias_info): Call it.
5878 (create_name_tags): Tidy. Add comments.
5879 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5881 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5883 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5884 scheduler dependencies.
5886 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5888 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5890 (*iorsi_1_zext): Likewise.
5891 (*iorsi_1_zext_imm): Likewise.
5892 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5893 with "rm"/"xm" constraint.
5894 (sse2_vmsqrtv2df2): Likewise.
5896 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5899 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5902 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5904 * tree-pass.h (PROP_pta): Removed.
5905 (TODO_rebuild_alias): New.
5906 (pass_may_alias): Removed.
5907 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5908 aliasing if we changed something.
5909 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5911 (pass_may_alias): Removed.
5912 (create_structure_vars): Return TODO_rebuild_alias.
5913 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5914 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5916 (tree_sra_early): We never affect aliasing right now.
5917 * tree-flow.h (compute_may_aliases): New prototype.
5918 * passes.c: Remove pass_may_alias from the passes.
5919 (execute_function_todo): Support TODO_rebuild_alias.
5921 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5923 * i386.c: (legitimize_address): Move dllimported variable check
5924 infront of legitimizing pic address of CONST symbols.
5926 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5928 PR tree-optimization/32941
5929 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5930 (goto_queue_cmp): Remove.
5931 (find_goto_replacement): Change search method.
5932 (maybe_record_in_goto_queue): Add assert.
5933 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5934 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5936 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * alias.c (component_uses_parent_alias_set): Constify.
5939 * alias.h (component_uses_parent_alias_set): Likewise.
5940 * cfgrtl.c (print_rtl_with_bb): Likewise.
5941 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5942 mpz_get_double_int): Likewise.
5943 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5944 mpz_get_double_int): Likewise.
5945 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5946 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5948 * expr.h (safe_from_p): Likewise.
5949 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5951 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5952 zero_sized_type, goa_lhs_expr_p): Likewise.
5953 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5954 * rtl.h (print_rtl_with_bb): Likewise.
5955 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5956 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5957 * tree-flow-inline.h (bb_stmt_list): Constify.
5958 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5960 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5961 const_first_stmt, const_last_stmt): New.
5962 (block_may_fallthru, empty_block_p): Constify.
5963 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5964 EXPR_ONLY_BODY): New.
5965 (expr_first, expr_last, expr_only): Use macro for body.
5966 (const_expr_first, const_expr_last, const_expr_only): New.
5967 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5968 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5969 ctsi_prev, ctsi_stmt): New.
5970 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5971 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5972 * tree-ssa-loop-niter.c (loop_only_exit_p,
5973 derive_constant_upper_bound): Likewise.
5974 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5975 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5976 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5977 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5978 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5979 * tree.c (get_type_static_bounds): Likewise.
5980 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5981 (get_type_static_bounds): Constify.
5983 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5986 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5987 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5988 (*<addsub><mode>3_cc_overflow): New.
5989 (*add<mode>3_cconly_overflow): New.
5990 (*sub<mode>3_cconly_overflow): New.
5991 (*<addsub>si3_zext_cc_overflow): New.
5992 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5993 CCCmode for LTU, GTU, LEU and GEU.
5994 (ix86_comparison_operator): Likewise.
5995 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5996 * config/i386/i386.c (put_condition_code): Support CCCmode.
5997 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5998 or MINUS expressions.
6000 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6003 * c-typeck.c (build_binary_op): Disallow vector float types with
6004 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6006 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6008 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6009 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6010 (dep_def): New typedef.
6011 (init_dep_1, sd_debug_dep): Declare functions.
6012 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6013 (debug_dep_links): Remove.
6014 (struct _deps_list): New field 'n_links'.
6015 (DEPS_LIST_N_LINKS): New macro.
6016 (FOR_EACH_DEP_LINK): Remove.
6017 (create_deps_list, free_deps_list, delete_deps_list): Remove
6019 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6020 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6021 (copy_deps_list_change_con, move_dep_link): Ditto.
6022 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6023 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6025 (INSN_BACK_DEPS): Remove.
6026 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6028 (INSN_DEP_COUNT): Remove.
6029 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6030 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6031 Declare global variables.
6032 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6033 (add_forw_dep, compute_forward_dependences): Remove declarations.
6034 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6035 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6036 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6038 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6040 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6041 (sd_list_types_def): New typedef.
6042 (sd_next_list): Declare function.
6043 (struct _sd_iterator): New type.
6044 (sd_iterator_def): New typedef.
6045 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6047 (FOR_EACH_DEP): New cycle wrapper.
6048 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6050 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6051 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6054 * sched-deps.c (init_dep_1): Make global.
6055 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6057 (dump_dep): New static function.
6058 (dump_dep_flags): New static variable.
6059 (sd_debug_dep): New function.
6060 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6062 (move_dep_link): Use remove_from_deps_list (), instead of
6064 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6065 (dep_link_is_detached_p): New static function.
6066 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6068 (dn_pool, dl_pool): New alloc_pools.
6069 (dn_pool_diff, dl_pool_diff): New static variables.
6070 (create_dep_node, delete_dep_node): New static function.
6071 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6072 (deps_list_empty_p): Make it static. Use 'n_links' field.
6073 (deps_pools_are_empty_p): New static function.
6074 (alloc_deps_list, delete_deps_list): Remove.
6075 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6076 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6077 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6078 (forward_dependency_cache): Remove.
6079 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6080 'back' from the names. Change signature to use dep_t instead of
6082 (add_back_dep): Ditto. Make global.
6083 (check_dep_status): Rename to check_dep ().
6084 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6086 (sd_finish_insn): Ditto.
6087 (sd_find_dep_between_no_cache): New static function.
6088 (sd_find_dep_between): New function.
6089 (ask_dependency_caches, set_dependency_caches): New static functions.
6090 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6091 (add_or_update_dep_1): Separate pieces of functionality into
6092 ask_dependency_caches (), update_dependency_caches (),
6093 change_spec_dep_to_hard (), update_dep ().
6094 (get_back_and_forw_lists): New static function.
6095 (sd_add_dep): Separate setting of dependency caches into
6096 set_dependency_caches ().
6097 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6099 (sd_delete_dep): Ditto.
6100 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6101 (dump_lists): New static function.
6102 (sd_debug_lists): New debug function.
6103 (delete_all_dependences, fixup_sched_groups): Update to use
6104 sd_* infrastructure.
6105 (sched_analyze_2): Create data-speculative dependency only if
6106 data-speculation is enabled.
6107 (sched_analyze_insn): If insn cannot be speculative, make all its
6108 dependencies non-speculative.
6109 (sched_analyze): Use sd_init_insn ().
6110 (add_forw_dep, compute_forward_dependencies): Remove.
6111 (delete_dep_nodes_in_back_deps): New static function.
6112 (sched_free_deps): New function.
6113 (init_dependency_caches): Init alloc_pools.
6114 (extend_depedency_caches): Update after removing of
6115 forward_dependency_cache.
6116 (free_dependency_caches): Ditto. Free alloc_pools.
6117 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6118 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6120 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6121 (add_dependence): Use init_dep ().
6122 (get_dep_weak_1): New static function.
6123 (get_dep_weak): Move logic to get_dep_weak_1 ().
6124 (dump_ds): New static function moved from haifa-sched.c:
6125 debug_spec_status ().
6126 (debug_ds): New debug function.
6127 (check_dep_status): Rename to check_dep (). Update to check whole
6130 * haifa-sched.c (spec_info): Make global.
6131 (added_recovery_block_p): Rename to
6132 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6133 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6134 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6135 to use new interfaces.
6136 (ok_for_early_queue_removal): Ditto.
6137 (schedule_block): Initialize logical uids of insns emitted by the
6139 (sched_init): Initialize new variable.
6140 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6142 (extend_global): Initialize insn data.
6143 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6144 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6146 (add_to_speculative_block): Update to use new interfaces.
6147 (create_recovery_block): Set new variables.
6148 (create_check_block_twin, fix_recovery_deps): Update to use new
6150 (sched_insn_is_legitimate_for_speculation_p): New function.
6151 (speculate_insn): Move checking logic to
6152 sched_insn_is_legitimate_for_speculation_p ().
6153 (sched_remove_insn): Finalize sched-deps information of instruction.
6154 (clear_priorities, add_jump_dependencies): Update to use new
6156 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6158 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6159 to use new interfaces.
6160 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6161 (new_ready): Try to use control speculation only if it is available.
6162 (add_branch_dependences): Update to use new interfaces.
6163 (compute_block_backward_dependences): Rename to
6164 compute_block_dependences (). Call
6165 targetm.sched.dependencies_evaluation_hook ().
6166 (free_block_dependencies): New static function.
6167 (debug_dependencies): Update to use new interfaces.
6168 (schedule_region): Remove separate computation of forward dependencies.
6169 Move call of targetm.sched.dependencies_evaluation_hook () to
6170 compute_block_dependences (). Free dependencies at the end of
6171 scheduling the region.
6173 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6175 (add_deps_for_risky_insns): Ditto.
6176 (schedule_ebb): Remove separate computation of forward dependencies.
6177 Free dependencies at the end of scheduling the ebb.
6179 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6180 (build_intra_loop_deps): Ditto. Remove separate computation of
6181 forward dependencies. Free sched-deps dependencies.
6183 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6184 to use new interfaces.
6185 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6187 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6189 (is_costly_group): Ditto.
6191 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6193 * alias.c (rtx_equal_for_memref_p): Constify.
6194 * basic-block.h (const_edge, const_basic_block): New.
6195 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6196 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6197 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6198 probably_never_executed_bb_p, edge_probability_reliable_p,
6199 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6200 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6202 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6203 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6205 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6206 flow_nodes_print, dfs_enumerate_from): Likewise.
6207 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6208 control_flow_insn_p, count_basic_blocks): Likewise.
6209 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6210 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6211 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6212 average_num_loop_insns, loop_exit_edge_p,
6213 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6214 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6215 average_num_loop_insns, seq_cost): Likewise.
6216 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6217 * dominance.c (dominated_by_p): Likewise.
6218 * emit-rtl.c (validate_subreg): Likewise.
6219 * except.c (can_throw_internal, can_throw_external): Likewise.
6220 * except.h (can_throw_internal, can_throw_external): Likewise.
6221 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6222 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6223 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6224 simple_mem, store_ops_ok, load_kills_store, find_loads,
6225 store_killed_in_insn, store_killed_after, store_killed_before,
6226 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6228 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6229 noce_mem_write_may_trap_or_fault_p): Likewise.
6230 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6232 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6234 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6235 probably_cold_bb_p, probably_never_executed_bb_p,
6236 edge_probability_reliable_p, br_prob_note_reliable_p,
6237 can_predict_insn_p): Likewise.
6238 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6239 * resource.c (return_insn_p): Likewise.
6240 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6242 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6243 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6244 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6245 verify_gimple_modify_stmt): Likewise.
6246 * tree-chrec.c (is_not_constant_evolution,
6247 is_multivariate_chrec_rec, is_multivariate_chrec,
6248 chrec_contains_symbols, chrec_contains_undetermined,
6249 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6250 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6251 eq_evolutions_p, scev_direction): Likewise.
6252 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6253 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6254 chrec_contains_symbols_defined_in_loop,
6255 chrec_contains_undetermined, tree_contains_chrecs,
6256 evolution_function_is_affine_multivariate_p,
6257 evolution_function_is_univariate_p, chrec_zerop,
6258 evolution_function_is_constant_p, evolution_function_is_affine_p,
6259 evolution_function_is_affine_or_constant_p,
6260 tree_does_not_contain_chrecs, chrec_type): Likewise.
6261 * tree-data-ref.c (tree_fold_divides_p,
6262 object_address_invariant_in_loop_p, dr_may_alias_p,
6263 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6264 same_access_functions, constant_access_functions,
6265 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6267 * tree-flow.h (scev_direction): Likewise.
6268 * tree-gimple.c (is_gimple_stmt): Likewise.
6269 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6271 * tree-pretty-print.c (op_prio): Likewise.
6272 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6273 analyzable_condition, backedge_phi_arg_p): Likewise.
6274 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6275 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6276 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6279 2007-08-13 Dan Hipschman <dsh@google.com>
6282 * c-format.c (check_format_arg): Move check for zero-length
6283 format strings below the check for unterminated strings.
6285 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6288 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6291 2007-08-13 Nick Clifton <nickc@redhat.com>
6293 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6295 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6298 * c-format.c (gcc_gfc_length_specs): New array.
6299 (gcc_gfc_char_table): Add unsigned specifier, and references to
6300 the l length modifier.
6301 (format_types_orig): Use the new gcc_gfc_length_specs.
6303 2007-08-12 Sa Liu <saliu@de.ibm.com>
6305 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6306 and with REG_RETVAL note after split.
6308 2007-08-11 David Daney <ddaney@avtrex.com>
6310 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6311 as ATTRIBUTE_UNUSED.
6313 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6314 Segher Boessenkool <segher@kernel.crashing.org>
6316 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6317 HAVE_LOCAL_CPU_DETECT not defined.
6319 2007-08-11 Jan Hubicka <jh@suse.cz>
6321 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6322 (cgraph_process_new_functions): Honor previous value of
6323 disregard_inline_limits.
6324 * ipa-inline.c (compute_inline_parameters): Likewise.
6326 2007-08-11 Ian Lance Taylor <iant@google.com>
6328 * alias.h (alias_set_type): Define new type.
6329 (ALIAS_SET_MEMORY_BARRIER): Use it.
6330 * rtl.h: Include alias.h.
6331 (struct mem_attrs): Use alias_set_type.
6332 * tree.h: Include alias.h
6333 (struct tree_type): Use alias_set_type.
6334 (struct tree_struct_field_tag): Likewise.
6335 (struct tree_decl_common): Likewise.
6336 * alias.c (struct alias_set_entry): Use alias_set_type.
6337 (get_alias_set_entry, alias_set_subset_of): Likewise.
6338 (alias_sets_conflict_p): Likewise.
6339 (alias_sets_must_conflict_p): Likewise.
6340 (objects_must_conflict_p): Likewise.
6341 (get_alias_set, new_alias_set): Likewise.
6342 (record_alias_subset, record_component_aliases): Likewise.
6343 (varargs_set, frame_set): Change to alias_set_type.
6344 (get_varargs_alias_set): Use alias_set_type.
6345 (get_frame_alias_set): Likewise.
6346 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6347 * dse.c (struct store_info): Use alias_set_type.
6348 (struct read_info, struct clear_alias_mode_holder): Likewise.
6349 (clear_alias_set_lookup, canon_address): Likewise.
6350 (record_store, check_mem_read_rtx): Likewise.
6351 (dse_record_singleton_alias_set): Likewise.
6352 (dse_invalidate_singleton_alias_set): Likewise.
6353 * emit-rtl.c (get_mem_attrs): Likewise.
6354 (set_mem_attributes_minus_bitpos): Likewise.
6355 (set_mem_alias_set): Likewise.
6356 * expr.c (store_constructor_field, store_field): Likewise.
6357 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6358 * langhooks.c (lhd_get_alias_set): Likewise.
6359 * langhooks-def.h (lhd_get_alias_set): Likewise.
6360 * reload1.c (alter_reg): Likewise.
6361 * tree-flow.h (struct fieldoff): Likewise.
6362 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6363 (may_alias_p, get_smt_for, create_sft): Likewise.
6364 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6365 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6366 (merge_smts_into): Likewise.
6367 * varasm.c (const_alias_set): Likewise.
6368 * c-common.c (strict_aliasing_warning): Likewise.
6369 (c_common_get_alias_set): Likewise.
6370 * dse.h (dse_record_singleton_alias_set): Update declaration.
6371 (dse_invalidate_singleton_alias_set): Likewise.
6372 * emit-rtl.h (set_mem_alias_set): Likewise.
6373 * c-common.h (c_common_get_alias_set): Likewise.
6374 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6375 * print-tree.c (print_node): Likewise.
6376 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6378 (alpha_setup_incoming_varargs): Use alias_set_type.
6379 * config/i386/i386.c (setup_incoming_varargs_64): Use
6381 (setup_incoming_varargs_ms_64): Likewise.
6382 (ix86_GOT_alias_set): Likewise.
6383 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6384 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6385 (set): Change to alias_set_type.
6386 (get_TOC_alias_set): Use alias_set_type.
6387 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6389 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6390 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6392 (struct_value_alias_set): Likewise.
6393 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6395 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6397 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6398 * config/vxworks.h (TARGET_VXWORKS): Override.
6399 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6400 "mips" if TARGET_VXWORKS.
6402 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6404 * calls.c (avoid_likely_spilled_reg): New function.
6405 (expand_call): Use it.
6407 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6409 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6411 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6413 * config/mips/predicates.md (const_call_insn_operand): Invoke
6414 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6416 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6419 * config/rs6000/driver-rs6000.c: Include link.h.
6420 Use ElfW instead of wordsize-specif typedef.
6422 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6424 * system.h (CONST_CAST): New.
6425 * c-decl.c (c_make_fname_decl): Use it.
6426 * c-lex.c (cb_ident, lex_string): Likewise.
6427 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6428 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6429 give_switch, set_multilib_dir): Likewise.
6430 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6431 * passes.c (execute_one_pass): Likewise.
6432 * prefix.c (update_path): Likewise.
6433 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6434 * tree.c (build_string): Likewise.
6436 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6438 * tree-flow-inline.h (is_exec_stmt): Remove.
6439 (is_label_stmt): Remove.
6440 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6443 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6445 * lower-subreg.c (resolve_shift_zext): Don't adjust
6446 src_reg_num for wordmode operands.
6448 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6449 David Ung <davidu@mips.com>
6451 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6452 (TARGET_SCHED_REORDER2): Define.
6453 (mips_maybe_swap_ready): New.
6454 (mips_last_74k_agen_insn): New.
6455 (mips_74k_agen_init): New.
6456 (mips_74k_agen_reorder): New function to group loads and stores
6458 (mips_sched_init): New.
6459 (mips_sched_reorder): Don't do initialization here. Call
6460 mips_74k_agen_reorder.
6461 (mips_variable_issue): Call mips_74k_agen_init.
6463 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6465 * tree-flow-inline.h (get_filename): Remove.
6467 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6469 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6471 (mips_fetch_insns): Delete in favor of...
6472 (mips_load_store_insns): ...this new function.
6473 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6474 to say whether multiword moves _might_ be split.
6475 (mips_fetch_insns): Delete in favor of...
6476 (mips_load_store_insns): ...this new function.
6477 (mips_rtx_costs): Update the call to mips_address_insns.
6478 (mips_address_cost): Likewise.
6479 * config/mips/mips.md (length): Use mips_load_store_insns instead
6480 of mips_fetch_insns.
6481 * config/mips/constraints.md (R): Use mips_address_insns rather
6482 than mips_fetch_insns. Assume that the move never needs to be split.
6484 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6486 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6487 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6488 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6489 * config/mips/mips.h (mips16_hard_float): Delete.
6490 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6491 definitions, and replace with....
6492 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6493 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6494 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6495 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6496 (override_options): Replace MASK_SOFT_FLOAT references with
6497 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6498 and mips16_hard_float when TARGET_MIPS16.
6500 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6503 * c-typeck.c (build_binary_op): Check for non pointer types before
6504 calling int_fits_type_p.
6506 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6509 * fold-const.c (omit_one_operand): Return only the ommitted expression
6510 if the result is an empty statement.
6511 (pedantic_omit_one_operand): Likewise.
6513 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6515 * c-typeck.c (readonly_error): Improve error for assignment.
6517 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6519 (pp_c_expression): Ditto.
6521 2007-08-09 Simon Baldwin <simonb@google.com>
6523 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6524 break that was preventing simplify_associative_operation() for xor.
6526 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6527 Nigel Stephens <nigel@mips.com>
6529 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6530 Document change in interpretation of value from boolean to
6532 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6533 ffs and ctz using clz.
6534 (expand_unop): Call them.
6535 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6537 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6538 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6539 enable the new ffs expansion on this target.
6541 2007-08-09 Jan Hubicka <jh@suse.cz>
6543 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6544 (expand_ternary_op): Likewise.
6545 (expand_vec_shift_expr): Likewise.
6546 (expand_binop_directly): Likewise.
6547 (expand_binop): Likewise.
6548 (sign_expand_binop): Likewise.
6549 (expand_twoval_unop): Likewise.
6550 (expand_twoval_binop): Likewise.
6551 (expand_twoval_binop_libfunc): Likewise.
6552 (widen_clz): Likewise.
6553 (widen_bswap): Likewise.
6554 (expand_parity): Likewise.
6555 (expand_unop): Likewise.
6556 (expand_abs_nojump): Likewise.
6557 (expand_copysign): Likewise.
6558 (emit_no_conflict_block): Likewise.
6559 (emit_libcall_block): Likewise.
6560 (can_compare_p): Likewise.
6561 (prepare_cmp_insn): Likewise.
6562 (emit_cmp_and_jump_insn_1): Likewise.
6563 (prepare_float_lib_cmp): Likewise.
6564 (emit_conditional_add): Likewise.
6565 (gen_add2_insn): Likewise.
6566 (have_add2_insn): Likewise.
6567 (gen_sub2_insn): Likewise.
6568 (have_sub2_insn): Likewise.
6569 (can_extend_p): Likewise.
6570 (can_fix_p): Likewise.
6571 (can_float_p): Likewise.
6572 (expand_float): Likewise.
6573 (expand_fix): Likewise.
6574 (expand_sfix_optab): Likewise.
6575 (new_optab): Likewise.
6576 (new_convert_optab): Likewise.
6577 (init_libfuncs): Likewise.
6578 (init_interclass_conv_libfuncs): Likewise.
6579 (init_intraclass_conv_libfuncs): Likewise.
6580 (set_conv_libfunc): Likewise.
6581 (init_optabs): Likewise.
6582 (debug_optab_libfuncs): Likewise.
6583 (gen_cond_trap): Likewise.
6584 * optabs.h (optab_handler, convert_optab_hanlder): New.
6585 * genopinit.c: Update optabs generation table.
6586 * reload.c (find_reloads_address_1): Use optabs accestors.
6587 * builtins.c (expand_builtin_mathfn): Likewise.
6588 (expand_builtin_mathfn_2): Likewise.
6589 (expand_builtin_mathfn_3): Likewise.
6590 (expand_builtin_interclass_mathfn): Likewise.
6591 (expand_builtin_sincos): Likewise.
6592 (expand_builtin_cexpi): Likewise.
6593 (expand_builtin_powi): Likewise.
6594 (expand_builtin_strlen): Likewise.
6595 * dojump.c (do_jump): Likewise.
6596 * expr.c (convert_move): Likewise.
6597 (move_by_pieces): Likewise.
6598 (move_by_pieces_ninsns): Likewise.
6599 (can_store_by_pieces): Likewise.
6600 (store_by_pieces_1): Likewise.
6601 (emit_move_via_integer): Likewise.
6602 (emit_move_complex): Likewise.
6603 (emit_move_ccmode): Likewise.
6604 (emit_move_insn_1): Likewise.
6605 (emit_single_push_insn): Likewise.
6606 (store_constructor): Likewise.
6607 (expand_expr_real_1): Likewise.
6608 (do_store_flag): Likewise.
6609 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6610 (enumerate_modes): Likewise.
6611 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6612 (supportable_widening_operation): Likewise.
6613 (supportable_narrowing_operation): Likewise.
6614 * expmed.c (store_bit_field_1): Likewise.
6615 (extract_bit_field_1): Likewise.
6616 (expand_mult_highpart_optab): Likewise.
6617 (expand_smod_pow2): Likewise.
6618 (expand_divmod): Likewise.
6619 (emit_store_flag): Likewise.
6620 * tree-vect-patterns.c
6621 (vect_pattern_recog_1): Likewise.
6622 * tree-ssa-loop-prefetch.c
6623 (nontemporal_store_p): Likewise.
6624 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6625 (vect_create_epilog_for_reduction): Likewise.
6626 (vectorizable_reduction): Likewise.
6627 (vectorizable_operation): Likewise.
6628 (vect_strided_store_supported): Likewise.
6629 (vectorizable_store): Likewise.
6630 (vect_strided_load_supported): Likewise.
6631 (vectorizable_load): Likewise.
6632 * combine.c (simplify_comparison): Likewise.
6633 * tree-vect-generic.c
6634 (type_for_widest_vector_mode): Likewise.
6635 (expand_vector_operations_1): Likewise.
6636 * config/spu/spu.c (spu_expand_mov): Likewise.
6637 (spu_emit_vector_compare): Likewise.
6638 * config/rs6000/rs6000.c
6639 (rs6000_emit_vector_compare): Likewise.
6640 * stmt.c (add_case_node): Likewise.
6641 * reload1.c (gen_reload):
6643 2007-08-09 Michael Matz <matz@suse.de>
6645 * tree.h (fixed_zerop): Declare as taking a const_tree.
6646 * tree.c (fixed_zerop): Take a const_tree.
6648 2007-08-09 Ira Rosen <irar@il.ibm.com>
6650 * tree-vect-transform.c (vectorizable_store): Remove call to
6651 copy_virtual_operands() and call mark_symbols_for_renaming() for
6652 the created vector store.
6653 (vect_setup_realignment): Don't call copy_virtual_operands() and
6654 update_vuses_to_preheader().
6655 (vectorizable_load): Don't call copy_virtual_operands().
6656 (update_vuses_to_preheader): Remove.
6658 2007-08-08 Chao-ying Fu <fu@mips.com>
6660 * tree.def (FIXED_POINT_TYPE): New type.
6661 (FIXED_CST): New constant.
6662 (FIXED_CONVERT_EXPR): New expr.
6663 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6664 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6665 * tree.h (struct tree_base): Add saturating_flag.
6666 Remove one bit of spare for saturating_flag.
6667 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6668 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6669 FIXED_POINT_TYPE_P): Define.
6670 (TYPE_SATURATING): Define.
6671 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6672 (struct tree_fixed_cst): New.
6673 (TYPE_IBIT, TYPE_FBIT): Define.
6674 (tree_node): Add fixed_cst.
6675 (enum tree_index): Add new enumeration values of
6676 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6677 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6678 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6679 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6680 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6681 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6682 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6683 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6684 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6685 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6686 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6687 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6688 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6689 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6690 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6691 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6692 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6693 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6694 (sat_short_fract_type_node, sat_fract_type_node,
6695 sat_long_fract_type_node, sat_long_long_fract_type_node,
6696 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6697 sat_unsigned_long_fract_type_node,
6698 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6699 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6700 unsigned_short_fract_type_node, unsigned_fract_type_node,
6701 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6702 sat_short_accum_type_node, sat_accum_type_node,
6703 sat_long_accum_type_node, sat_long_long_accum_type_node,
6704 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6705 sat_unsigned_long_accum_type_node,
6706 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6707 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6708 unsigned_short_accum_type_node, unsigned_accum_type_node,
6709 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6710 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6711 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6712 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6713 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6714 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6715 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6716 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6717 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6718 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6719 sat_uda_type_node, sat_uta_type_node): New macro.
6720 (make_fract_type, make_accum_type): Declare.
6721 (make_signed_fract_type, make_unsigned_fract_type,
6722 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6723 make_signed_accum_type, make_unsigned_accum_type,
6724 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6725 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6726 make_or_reuse_sat_signed_fract_type,
6727 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6728 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6729 make_or_reuse_sat_unsigned_accum_type): New macro.
6730 (fixed_zerop): Declare.
6731 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6732 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6733 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6734 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6735 * treestruct.def: Add TS_FIXED_CST.
6736 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6738 (tree-dump.o): Likewise.
6739 (print-tree.o): Likewise.
6740 (tree-pretty-print.o): Likewise.
6741 (fold-const.o): Likewise.
6742 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6743 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6744 (is_gimple_min_invariant): Handle FIXED_CST.
6745 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6746 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6747 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6748 (layout_type): Handle FIXED_POINT_TYPE.
6749 (make_fract_type, make_accum_type): New functions.
6750 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6751 * tree-dump.c (fixed-value.h): New include.
6752 (dump_fixed): New function.
6753 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6754 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6755 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6756 * tree-pretty-print.c (fixed-value.h): New include.
6757 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6759 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6760 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6761 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6762 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6763 for non-saturating fixed-point types.
6764 (reassociate_bb): Likewise.
6765 * emit-rtl.c (fixed-value.h): New include.
6766 (fconst0, fconst1): New array.
6767 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6768 * tree-vect-generic.c expand_vector_operation): Support
6769 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6771 (type_for_widest_vector_mode): Add one parameter for the
6773 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6775 Pass the satp parameter to type_for_mode for fixed-point types.
6776 (expand_vector_operations_1): Pass the saturating flag to
6777 type_for_widest_vector_mode.
6778 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6779 and MODE_VECTOR_UACCUM.
6780 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6781 (vectorizable_condition): Likewise.
6782 * tree.c (fixed-value.h): New include.
6783 (tree_code_size): Support FIXED_CST.
6784 (build_fixed): New function.
6785 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6786 (fixed_zerop): New function.
6787 (tree_node_structure): Support FIXED_CST.
6788 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6789 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6790 (type_hash_eq): Handle FIXED_POINT_TYPE.
6791 (simple_cst_equal): Support FIXED_CST.
6792 (iterative_hash_expr): Handle FIXED_CST.
6793 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6794 (get_narrower): Likewise.
6795 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6796 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6797 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6798 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6800 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6801 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6802 (initializer_zerop): Support FIXED_CST.
6803 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6804 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6805 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6806 (is_base_type): Handle FIXED_POINT_TYPE.
6807 (add_type_attribute): Handle FIXED_POINT_TYPE.
6808 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6809 * print-tree.c (fixed-value.h): New include.
6810 (print_node_brief): Support FIXED_CST.
6811 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6812 * c-pretty-print.c (fixed-value.h): New include.
6813 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6814 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6815 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6816 Support fixed-point types for inner items in VECTOR_TYPE.
6817 (pp_c_direct_declarator): Likewise.
6818 (pp_c_declarator): Likewise.
6819 (pp_c_fixed_constant): New function.
6820 (pp_c_constant): Handle FIXED_CST.
6821 (pp_c_primary_expression): Likewise.
6822 (pp_c_expression): Likewise.
6823 * fold-const.c (fixed-value.h): New include.
6824 (negate_expr_p): Return true for FIXED_CST.
6825 (fold_negate_expr): Support FIXED_CST.
6826 (split_tree): Support FIXED_CST.
6827 (const_binop): Support FIXED_CST.
6828 (fold_convert_const_int_from_fixed): New function to convert from
6830 (fold_convert_const_real_from_fixed): New function to convert from
6832 (fold_convert_const_fixed_from_fixed): New function to convert from
6833 fixed to another fixed.
6834 (fold_convert_const_fixed_from_int): New function to convert from
6836 (fold_convert_const_fixed_from_real): New function to convert from
6838 (fold_convert_const): Support conversions from fixed to int, from
6839 fixed to real, from fixed to fixed, from int to fixed, and from real
6841 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6842 (operand_equal_p): Support FIXED_CST.
6843 (make_range): For fixed-point modes, we need to pass the
6844 saturating flag as the 2nd parameter.
6845 (tree_swap_operands_p): Handle FIXED_CST.
6846 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6848 (fold_unary): Support FIXED_CONVERT_EXPR.
6849 (fold_binary): Handle FIXED_CST.
6850 Make sure the type is not saturating, before associating operations.
6851 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6852 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6853 (fold_negate_const): Support FIXED_CST.
6854 (fold_relational_const): Support FIXED_CST.
6855 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6856 (gimplify_expr): Handle FIXED_CST.
6857 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6858 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6859 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6860 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6861 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6862 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6863 LONG_LONG_ACCUM_TYPE_SIZE.
6864 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6865 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6866 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6867 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6868 MODE_ACCUM, and MODE_UACCUM.
6869 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6870 fixed-point types to disable reduction.
6871 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6873 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6875 * config/rs6000/x-rs6000: New file.
6876 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6877 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6878 (EXTRA_SPEC_FUNCTIONS): Define.
6879 (HAVE_LOCAL_CPU_DETECT): Define.
6880 (CC1_CPU_SPEC): Define.
6881 * config/rs6000/driver-rs6000.c: New file.
6882 * config/rs6000/aix.h (CC1_SPEC): Define.
6883 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6884 * config.host: Add x-rs6000 to host_xmake_file if host and target
6885 are rs6000 or powerpc.
6887 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6889 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6891 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6892 Sandra Loosemore <sandra@codesourcery.com>
6893 Chao-ying Fu <fu@mips.com>
6894 Nigel Stephens <nigel@mips.com>
6895 David Ung <davidu@mips.com>
6897 * doc/invoke.texi (-mcode-readable): Document.
6898 * config/mips/mips.opt (mcode-readable): New option.
6899 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6900 * config/mips/mips.h (mips_code_readable_setting): New enum.
6901 (mips_code_readable): Declare.
6902 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6903 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6904 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6905 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6906 boiler-plate comments.
6907 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6908 * config/mips/mips.c (mips_code_readable): New variable.
6909 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6910 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6911 context and -mcode-readable setting to restrict the use of
6912 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6913 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6914 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6915 (mips_blocks_for_constant_p): Only return false for
6916 TARGET_MIPS16_PCREL_LOADS.
6917 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6918 for MIPS16. Handle SYMBOL_32_HIGH.
6919 (mips_const_insns): Allow HIGHs for MIPS16 too.
6920 (mips_unspec_address_offset): New function, split out from...
6921 (mips_unspec_address): ...here.
6922 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6923 16-bit symbolic constants. Assert approropiate conditions for
6924 using the "la" and "dla" macros.
6925 (mips_handle_option): Handle -mcode-readable=.
6926 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6927 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6928 (mips_strip_unspec_address): New function, split out from...
6929 (print_operand_reloc): ...here.
6930 (print_operand): Pass constants through mips_strip_unspec_address.
6931 (print_operand_address): Likewise.
6932 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6933 (mips_select_rtx_section): Remove MIPS16 handling.
6934 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6935 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6936 (mips16_lay_out_constants): Do nothing unless
6937 TARGET_MIPS16_PCREL_LOADS.
6938 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6939 * config/mips/mips.md: Split HIGHs for MIPS16.
6940 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6942 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6944 * config/mips/mips-protos.h (mips_emit_move): Declare.
6945 * config/mips/mips.c (mips_emit_move): New function.
6946 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6947 (mips_legitimize_const_move): Likewise.
6948 (mips_legitimize_move): Likewise.
6949 (mips_split_64bit_move): Likewise.
6950 (mips_restore_gp): Likewise.
6951 (mips_load_call_address): Likewise.
6952 (mips_emit_fcc_reload): Likewise.
6953 (mips_set_return_address): Likewise.
6954 (mips_block_move_straight): Likewise.
6955 (mips_block_move_loop): Likewise.
6956 (mips_setup_incoming_varargs): Likewise.
6957 (mips_save_reg): Likewise.
6958 (mips_expand_prologue): Likewise.
6959 (mips_restore_reg): Likewise.
6960 (mips_expand_epilogue): Likewise.
6961 (mips_output_mi_thunk): Likewise.
6962 (build_mips16_call_stub): Likewise.
6963 (mips_builtin_branch_and_move): Likewise.
6964 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6965 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6966 (fixuns_truncdfdi2): Likewise.
6967 (fixuns_truncsfsi2): Likewise.
6968 (fixuns_truncsfdi2): Likewise.
6969 (loadgp_absolute): Likewise.
6970 (builtin_setjmp_setup): Likewise.
6971 (builtin_longjmp): Likewise.
6972 (untyped_call): Likewise.
6974 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6976 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6977 an "rtx *" argument. Return a bool.
6978 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6979 values and return true if they can be split. Take the same kind of
6980 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6981 and store the lo_sum there if nonnull. Use the symbol type to
6982 determine whether a $gp or HIGH is needed.
6983 (mips_legitimize_address): Update call to mips_split_symbol and
6984 simplify accordingly.
6985 (mips_legitimize_const_move): Likewise.
6986 * config/mips/mips.md: In the combine define_split,
6987 check mips_split_symbol instead of splittable_symbolic_operand.
6988 Update use of mips_split_symbol in the generator code.
6989 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6991 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6993 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6994 (mips_symbol_insns_1): New function, split out from...
6995 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6996 and stores separately from load addresses.
6997 (mips_classify_address): Replace uses of mips_symbolic_address_p
6998 with uses of mips_symbol_insns.
6999 (mips_address_insns): Update calls to mips_symbol_insns.
7000 (mips_const_insns): Likewise.
7001 (mips_legitimize_address): Likewise.
7003 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7005 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7006 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7007 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7008 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7009 non-call contexts if TARGET_MIPS16.
7010 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7011 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7012 code for SYMBOL_ABSOLUTE.
7013 (mips_symbol_insns): Likewise.
7015 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7017 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7018 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7019 (mips_symbolic_constant_p): Likewise. Update the call to
7020 mips_classify_symbol.
7021 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7022 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7023 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7024 (print_operand_reloc): Add a context argument. Update the call to
7025 mips_symbolic_constant_p.
7026 (print_operand): Update the calls to print_operand_reloc.
7027 (print_operand_address): Use print_operand_reloc rather than
7029 (mips_rewrite_small_data_p): Add a context argument. Update the call
7030 to mips_symbolic_constant_p.
7031 (mips_small_data_pattern_1): Make DATA the containing mem.
7032 Update the call to mips_rewrite_small_data_p.
7033 (mips_rewrite_small_data_1): Likewise.
7034 (mips_use_anchors_for_symbol_p): Update the call to
7035 mips_symbolic_constant_p.
7036 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7037 (splittable_symbolic_operand): Likewise.
7038 (move_operand): Likewise.
7039 (absolute_symbolic_operand): Likewise.
7040 (got_disp_operand): Likewise.
7041 (got_page_ofst_operand): Likewise.
7043 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7045 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7046 (SYMBOL_ABSOLUTE): ...this.
7047 (SYMBOL_SMALL_DATA): Rename to...
7048 (SYMBOL_GP_RELATIVE): ...this.
7049 (SYMBOL_CONSTANT_POOL): Rename to...
7050 (SYMBOL_PC_RELATIVE): ...this.
7051 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7052 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7053 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7054 after above changes.
7055 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7056 (general_symbolic_operand): Rename to...
7057 (absolute_symbolic_operand): ...this.
7058 * config/mips/mips.md: Update after above changes.
7060 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7061 Revital Eres <eres@il.ibm.com>
7063 * ddg.c (print_ddg): Add dump information.
7064 * modulo-sched.c (print_node_sched_params): Add parameter and
7066 (calculate_maxii): Remove function.
7067 (undo_generate_reg_moves): Likewise.
7068 (undo_permute_partial_schedule): Likewise.
7069 (kernel_number_of_cycles): Likewise.
7070 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7071 (sms_schedule): Use it. Remove profitability checks.
7072 (sms_schedule_by_order): Fix order of nodes within the cycle.
7074 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7076 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7077 -profile option, add pie support.
7078 (ENDFILE_SPEC): New spec.
7079 * config/gnu.h (LIB_SPEC): Add -profile option.
7081 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7083 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7084 * config/gnu.h (LIB_SPEC): Likewise.
7086 2007-08-07 Yaz Saito <saito@google.com>
7087 Ian Lance Taylor <iant@google.com>
7089 * common.opt (finstrument-functions-exclude-function-list): New
7091 (finstrument-functions-exclude-file-list): New option.
7092 * opts.c (char_p): Define and DEF_VEC.
7093 (flag_instrument_functions_exclude_functions): New static
7095 (flag_instrument_functions_exclude_files): New static variable.
7096 (add_instrument_functions_exclude_list): New static function.
7097 (flag_instrument_functions_exclude_p): New function.
7098 (common_handle_option): Handle new options.
7099 * flags.h (flag_instrument_functions_exclude_p): Declare.
7100 * gimplify.c (gimplify_function_tree): Call
7101 flag_instrument_functions_exclude_p.
7102 * doc/invoke.texi (Option Summary): Mention new options.
7103 (Code Gen Options): Document new options.
7105 2007-08-07 Ian Lance Taylor <iant@google.com>
7107 PR rtl-optimization/32776
7108 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7109 (resolve_use): Likewise.
7110 (decompose_multiword_subregs): Remove "changed" local variable.
7112 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7114 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7115 * configure: Regenerate.
7116 * config.in: Regenerate.
7117 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7120 2007-08-07 Ian Lance Taylor <iant@google.com>
7122 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7123 note, just delete the insn.
7125 2007-08-07 Andreas Schwab <schwab@suse.de>
7128 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7131 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7133 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7134 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7135 (decompose_multiword_subregs): Use the functions above to decompose
7136 multiword shifts and zero-extends.
7138 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7140 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7141 "assemble" descriptions which were swapped.
7143 2007-08-06 Chao-ying Fu <fu@mips.com>
7145 * fixed-value.h: New file.
7146 * fixed-value.c: New file.
7147 * Makefile.in (OBJS-common): Add fixed-value.o.
7148 (fixed-value.o): New rule.
7149 (GTFILES): Add fixed-value.h.
7150 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7151 to compare a.low and b.low.
7152 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7154 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7155 Daniel Jacobowitz <dan@codesourcery.com>
7158 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7160 (x86_64-*-netbsd*): Likewise.
7161 (x86_64-*-linux*): Likewise.
7162 (x86_64-*-kfreebsd*-gnu): Likewise.
7163 (x86_64-*-knetbsd*-gnu): Likewise.
7164 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7166 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7168 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7169 Add -fno-asynchronous-unwind-tables.
7171 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7172 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7173 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7174 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7175 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7177 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7179 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7180 (TARGET_C_MODE_FOR_SUFFIX): New.
7182 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7184 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7186 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7188 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7190 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7192 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7193 before checking function returns in conditional expressions.
7195 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7198 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7200 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7203 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7204 for INTEGRAL_TYPE_P.
7206 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7208 * configure.ac: Remove --enable-checking=df from default settings.
7209 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7210 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7211 if the parameter is true.
7212 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7213 DF_VERIFY_SCHEDULED flag is true.
7214 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7215 (df_finish_pass): Adjust prototype.
7216 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7219 * see.c (pass_see): Add TODO_df_verify.
7220 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7221 * global.c (rest_of_handle_global_alloc): Schedule verification
7223 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7225 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7226 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7227 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7229 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7230 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7231 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7233 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7234 Revital Eres <eres@il.ibm.com>
7236 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7238 * ddg.c (create_ddg_dependence): Rename to...
7239 (create_ddg_dep_from_intra_loop_link): This. Do not check
7240 for interloop edges. Do not create anti dependence edge when
7241 a true dependence edge exists in the opposite direction and
7242 -fmodulo-sched-allow-regmoves is set.
7243 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7244 (add_cross_iteration_register_deps): Create anti dependence edge
7245 when -fno-modulo-sched-allow-regmoves is set.
7246 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7248 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7250 * config/arm/arm.md (movsi): Add braces.
7252 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7255 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7256 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7259 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7261 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7262 state accessor functions.
7263 * cfgloopmanip.c (remove_path, create_preheaders,
7264 force_single_succ_latches, fix_loop_structure): Ditto.
7265 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7266 tree_duplicate_loop_to_header_edge): Ditto.
7267 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7268 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7270 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7271 cleanup_tree_cfg): Ditto.
7272 * tree-cfg.c (tree_merge_blocks): Ditto.
7273 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7274 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7275 loop_preheader_edge, single_exit): Ditto.
7276 (flow_loops_find): Do not clear loops->state.
7277 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7278 loops_state_clear): New functions.
7280 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7283 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7284 when adding to the base and convert ELT to sizetype instead of type.
7286 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7289 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7290 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7292 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7295 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7296 correct type the negate expression.
7298 2007-08-03 Jan Hubicka <jh@suse.cz>
7300 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7303 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7305 * config/rs6000/rs6000.c (struct processor_cost): Change
7306 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7307 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7309 (rios1_costs, rios2_cost): Correct cache line size.
7310 (rs6000_override_options): Set l2-cache-size parameter.
7312 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7313 Diego Novillo <dnovillo@google.com>
7316 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7317 if the range includes 0.
7319 2007-08-03 Ben Elliston <bje@au.ibm.com>
7321 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7322 mode to unspec expressions to silence a warning from the generator
7325 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7327 * config/ia64/constraints.md ("U"): Make constraint vector only.
7329 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7332 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7333 always_inline attribute on the function decl.
7335 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7338 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7339 if we are compiling with -fPIC.
7341 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7342 Nigel Stephens <nigel@mips.com>
7344 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7345 Define for MIPS32 and MIPS64.
7347 2007-08-02 Nick Clifton <nickc@redhat.com>
7349 * config/host-hpux.c: Change copyright header to refer to version
7350 3 of the GNU General Public License and to point readers at the
7351 COPYING3 file and the FSF's license web page.
7352 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7353 config/alpha/linux.h, config/alpha/alpha.opt,
7354 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7355 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7356 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7357 config/alpha/alpha.h, config/alpha/sync.md,
7358 config/alpha/openbsd.h, config/alpha/alpha.md,
7359 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7360 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7361 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7362 config/alpha/constraints.md, config/alpha/osf.h,
7363 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7364 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7365 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7366 config/frv/frv-asm.h, config/frv/frv-protos.h,
7367 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7368 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7369 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7370 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7371 config/s390/s390.opt, config/s390/s390-modes.def,
7372 config/s390/fixdfdi.h, config/s390/constraints.md,
7373 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7374 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7375 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7376 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7377 config/m32c/prologue.md, config/m32c/m32c.abi,
7378 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7379 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7380 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7381 config/m32c/jump.md, config/m32c/shift.md,
7382 config/m32c/m32c-protos.h, config/libgloss.h,
7383 config/spu/spu-protos.h, config/spu/predicates.md,
7384 config/spu/spu-builtins.h, config/spu/spu.c,
7385 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7386 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7387 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7388 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7389 config/sparc/hypersparc.md, config/sparc/predicates.md,
7390 config/sparc/linux.h, config/sparc/sp64-elf.h,
7391 config/sparc/supersparc.md, config/sparc/cypress.md,
7392 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7393 config/sparc/niagara.md, config/sparc/sparc.md,
7394 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7395 config/sparc/sparc.opt, config/sparc/sync.md,
7396 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7397 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7398 config/sparc/sparc.c, config/sparc/little-endian.opt,
7399 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7400 config/sparc/linux64.h, config/sparc/freebsd.h,
7401 config/sparc/sol2.h, config/sparc/rtemself.h,
7402 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7403 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7404 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7405 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7406 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7407 config/m32r/linux.h, config/m32r/constraints.md,
7408 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7409 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7410 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7411 config/i386/i386.md, config/i386/netware-crt0.c,
7412 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7413 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7414 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7415 config/i386/sol2.h, config/i386/constraints.md,
7416 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7417 config/i386/predicates.md, config/i386/geode.md,
7418 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7419 config/i386/freebsd64.h, config/i386/vxworksae.h,
7420 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7421 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7422 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7423 config/i386/netware.h, config/i386/i386-modes.def,
7424 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7425 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7426 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7427 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7428 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7429 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7430 config/i386/xm-mingw32.h, config/i386/linux64.h,
7431 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7432 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7433 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7434 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7435 config/i386/cygwin2.c, config/i386/i386-protos.h,
7436 config/i386/sync.md, config/i386/openbsd.h,
7437 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7438 config/i386/nto.h, config/i386/biarch64.h,
7439 config/i386/i386-coff.h, config/i386/freebsd.h,
7440 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7441 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7442 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7443 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7444 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7445 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7446 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7447 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7448 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7449 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7450 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7451 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7452 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7453 config/sh/superh64.h, config/sh/rtemself.h,
7454 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7455 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7456 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7457 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7458 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7459 config/avr/predicates.md, config/avr/constraints.md,
7460 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7461 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7462 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7463 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7464 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7465 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7466 config/c4x/predicates.md, config/c4x/c4x.h,
7467 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7468 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7469 config/xtensa/linux.h, config/xtensa/xtensa.h,
7470 config/xtensa/elf.h, config/xtensa/xtensa.md,
7471 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7472 config/xtensa/xtensa-protos.h, config/dbx.h,
7473 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7474 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7475 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7476 config/host-solaris.c, config/fr30/fr30.h,
7477 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7478 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7479 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7480 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7481 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7482 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7483 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7484 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7485 config/cris/predicates.md, config/cris/linux.h,
7486 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7487 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7488 config/cris/aout.opt, config/cris/cris-protos.h,
7489 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7490 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7491 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7492 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7493 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7494 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7495 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7496 config/chorus.h, config/mn10300/mn10300.c,
7497 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7498 config/mn10300/mn10300.h, config/mn10300/linux.h,
7499 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7500 config/mn10300/mn10300.md, config/ia64/predicates.md,
7501 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7502 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7503 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7504 config/ia64/freebsd.h, config/ia64/ia64.md,
7505 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7506 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7507 config/gofast.h, config/rtems.h, config/sol2-10.h,
7508 config/m68k/predicates.md, config/m68k/m68k.md,
7509 config/m68k/linux.h, config/m68k/m68k-modes.def,
7510 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7511 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7512 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7513 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7514 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7515 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7516 config/m68k/constraints.md, config/m68k/rtemself.h,
7517 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7518 config/m68k/uclinux.h, config/rs6000/power4.md,
7519 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7520 config/rs6000/linux.h, config/rs6000/eabi.h,
7521 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7522 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7523 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7524 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7525 config/rs6000/windiss.h, config/rs6000/603.md,
7526 config/rs6000/aix41.h, config/rs6000/cell.md,
7527 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7528 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7529 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7530 config/rs6000/default64.h, config/rs6000/7xx.md,
7531 config/rs6000/darwin.opt, config/rs6000/spe.md,
7532 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7533 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7534 config/rs6000/7450.md, config/rs6000/linux64.h,
7535 config/rs6000/constraints.md, config/rs6000/440.md,
7536 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7537 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7538 config/rs6000/rs6000.h, config/rs6000/power6.md,
7539 config/rs6000/predicates.md, config/rs6000/altivec.md,
7540 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7541 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7542 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7543 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7544 config/rs6000/linux64.opt, config/rs6000/sync.md,
7545 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7546 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7547 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7548 config/rs6000/eabispe.h, config/rs6000/e500.h,
7549 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7550 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7551 config/rs6000/aix.h, config/rs6000/vxworks.h,
7552 config/rs6000/40x.md, config/rs6000/aix51.h,
7553 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7554 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7555 config/arc/arc.h, config/mcore/mcore-elf.h,
7556 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7557 config/mcore/mcore.md, config/mcore/mcore.c,
7558 config/mcore/mcore.opt, config/mcore/mcore.h,
7559 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7560 config/score/predicates.md, config/score/score-version.h,
7561 config/score/score-protos.h, config/score/misc.md,
7562 config/score/elf.h, config/score/score.c, config/score/mac.md,
7563 config/score/score7.md, config/score/score.h,
7564 config/score/score-conv.h, config/score/score-mdaux.c,
7565 config/score/score.md, config/score/score.opt,
7566 config/score/score-modes.def, config/score/score-mdaux.h,
7567 config/score/mul-div.S, config/arm/uclinux-elf.h,
7568 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7569 config/arm/symbian.h, config/arm/linux-elf.h,
7570 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7571 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7572 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7573 config/arm/strongarm-pe.h, config/arm/arm.h,
7574 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7575 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7576 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7577 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7578 config/arm/arm-cores.def, config/arm/arm-protos.h,
7579 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7580 config/arm/wince-pe.h, config/arm/neon.md,
7581 config/arm/constraints.md, config/arm/neon.ml,
7582 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7583 config/arm/arm.opt, config/arm/arm926ejs.md,
7584 config/arm/predicates.md, config/arm/iwmmxt.md,
7585 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7586 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7587 config/arm/neon-testgen.ml, config/arm/arm.md,
7588 config/arm/xscale-coff.h, config/arm/pe.c,
7589 config/arm/arm-generic.md, config/arm/pe.h,
7590 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7591 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7592 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7593 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7594 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7595 config/pa/predicates.md, config/pa/pa64-hpux.h,
7596 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7597 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7598 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7599 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7600 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7601 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7602 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7603 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7604 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7605 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7606 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7607 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7608 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7609 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7610 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7611 config/mips/linux64.h, config/mips/elforion.h,
7612 config/mips/constraints.md, config/mips/generic.md,
7613 config/mips/predicates.md, config/mips/4300.md,
7614 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7615 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7616 config/mips/5k.md, config/mips/vr4120-div.S,
7617 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7618 config/mips/mips-protos.h, config/mips/6000.md,
7619 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7620 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7621 config/mips/mips-modes.def, config/mips/vr.h,
7622 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7623 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7624 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7625 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7626 config/vax/openbsd1.h, config/vax/netbsd.h,
7627 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7628 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7629 config/h8300/rtems.h, config/h8300/predicates.md,
7630 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7631 config/h8300/h8300.md, config/h8300/h8300.opt,
7632 config/h8300/coff.h, config/h8300/h8300-protos.h,
7633 config/v850/v850.md, config/v850/predicates.md,
7634 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7635 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7636 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7637 config/mmix/mmix.h, config/mmix/predicates.md,
7638 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7639 config/mmix/mmix.c, config/mmix/mmix.opt,
7640 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7641 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7642 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7643 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7646 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7648 * emit-rtl.c (reset_used_decls): Rename to...
7649 (set_used_decls): ...this. Set the used flag rather than clearing it.
7650 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7651 DECL_RTLs rather than resetting them.
7653 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7655 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7657 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7659 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7660 argument to find_reloads_address.
7662 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7664 PR tree-optimization/32919
7665 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7666 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7667 (coalesce_ssa_name): Call it.
7669 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7670 David Ung <davidu@mips.com>
7672 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7673 (__mips16_unorddf2, __mips16_floatunsidf): New.
7674 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7676 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7678 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7680 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7681 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7682 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7683 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7684 * omp-low.c (get_ws_args_for, determine_parallel_type,
7685 expand_omp_for_generic, expand_omp_for_static_nochunk,
7686 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7687 Work with more precise CFG.
7688 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7689 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7691 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7692 * gimple-low.c (lower_stmt): Ditto.
7693 * tree-inline.c (estimate_num_insns_1): Ditto.
7694 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7695 (OMP_SECTIONS_SWITCH): New.
7696 * tree-cfgcleanup.c (cleanup_omp_return): New.
7697 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7698 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7699 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7700 (tree_redirect_edge_and_branch): Handle omp constructs.
7702 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7703 with three arguments.
7705 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7707 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7710 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7712 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7713 the loop structures may need fixing.
7714 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7716 (cleanup_tree_cfg_loop): Removed.
7717 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7718 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7719 instead of running cleanup_tree_cfg_loop.
7720 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7721 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7722 (tree_predictive_commoning): Declaration changed.
7723 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7725 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7727 * doc/invoke.texi (l1-cache-size): Update documentation.
7728 (l2-cache-size): Document.
7729 * params.h (L2_CACHE_SIZE): New macro.
7730 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7731 that L1_CACHE_SIZE is in kB now.
7732 (L2_CACHE_SIZE_BYTES): New macro.
7733 (tree_ssa_prefetch_arrays): Show size in kB.
7734 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7735 and l2_cache_size fields.
7736 * config/i386/driver-i386.c (describe_cache): Detect cache size
7738 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7739 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7740 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7741 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7742 (override_options): Set l1-cache-size and l2-cache-size to default
7743 values if not specified otherwise.
7744 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7745 (PARAM_L2_CACHE_SIZE): New.
7747 2007-08-01 Nigel Stephens <nigel@mips.com>
7748 David Ung <davidu@mips.com>
7749 Thiemo Seufer <ths@mips.com>
7750 Chris Dearman <chris@mips.com>
7751 Richard Sandiford <richard@codesourcery.com>
7753 * config.gcc (mips*-sde-elf*): New stanza.
7754 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7755 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7756 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7757 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7758 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7759 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7761 * config/mips/sde.h: New file.
7762 * config/mips/t-libgcc-mips16: Likewise.
7763 * config/mips/t-sde: Likewise.
7764 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7765 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7766 _MIPS_FPSET and _MIPS_SZINT.
7767 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7768 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7769 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7770 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7771 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7772 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7773 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7774 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7775 _MIPS_SZPTR and _MIPS_FPSET.
7776 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7777 architecture is specified.
7778 (MIPS_32BIT_OPTION_SPEC): New macro.
7780 2007-07-31 Dan Hipschman <dsh@google.com>
7782 * gcc.c (end_going_arg): New function.
7783 (do_spec_2): Use it.
7784 (do_spec_1): Use it.
7786 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7788 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7789 only if ENABLE_CHECKING is defined.
7791 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7793 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7794 df_ru_add_problem, df_ru_get_bb_info): Removed.
7795 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7796 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7797 df_ru_free_bb_info, df_ru_alloc,
7798 df_ru_bb_local_compute_process_def,
7799 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7800 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7801 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7802 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7803 df_ru_add_problem): Removed.
7805 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7808 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7809 (casesi32p, casesi64p): Likewise.
7810 (casesi): Adjust for above.
7812 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7814 * mode-switching.c (create_pre_exit): Don't search past calls.
7816 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7818 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7820 2007-07-31 Revital Eres <eres@il.ibm.com>
7822 * ddg.c (add_deps_for_def): Rename to...
7823 (add_cross_iteration_register_deps): This. Change implementation
7824 to use only reaching def and def-use chains to construct the
7825 inter loop dependencies.
7826 (add_deps_for_use): Remove function.
7827 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7828 function to build the inter loop dependencies.
7829 * modulo-sched.c (sms_schedule): Build only
7830 reaching def and def-use chains for the propose of the ddg
7833 2007-07-31 Julian Brown <julian@codesourcery.com>
7835 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7836 New define_insns. Use correct RTL.
7837 (vec_set<mode>): Write as expander.
7839 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7841 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7842 to an unallocated space.
7844 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7847 (split_constant_offset): Enable split_constant_offset to extract
7848 constants from other statements.
7849 * tree-vect-transform.c
7850 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7851 to a temp var. Force base_offset to be simple.
7853 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7855 * df-scan.c (df_scan_verify): Remove artificial limit on
7856 the number of blocks for verification.
7857 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7858 df_simulate_defs): Avoid unnecessary insn checking for defs.
7860 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7862 * config/m68k/lb1sf68.asm (FUNC): New macro.
7864 (__udivsi3): Likewise.
7865 (__divsi3): Likewise.
7866 (__umodsi3): Likewise.
7867 (__modsi3): Likewise.
7868 (__subdf3): Likewise.
7869 (__adddf3): Likewise.
7870 (__muldf3): Likewise.
7871 (__divdf3): Likewise.
7872 (__negdf2): Likewise.
7873 (__cmpdf2): Likewise.
7874 (__subsf3): Likewise.
7875 (__addsf3): Likewise.
7876 (__mulsf3): Likewise.
7877 (__divsf3): Likewise.
7878 (__negsf2): Likewise.
7879 (__cmpsf2): Likewise.
7880 (__eqdf2): Likewise.
7881 (__nedf2): Likewise.
7882 (__gtdf2): Likewise.
7883 (__gedf2): Likewise.
7884 (__ltdf2): Likewise.
7885 (__ledf2): Likewise.
7886 (__eqsf2): Likewise.
7887 (__nesf2): Likewise.
7888 (__gtsf2): Likewise.
7889 (__gesf2): Likewise.
7890 (__ltsf2): Likewise.
7891 (__lesf2): Likewise.
7893 2007-07-30 Ollie Wild <aaw@google.com>
7895 * c-ppoutput.c (print_lines_directives_only): New function.
7896 (scan_translation_unit_directives_only): New function.
7897 (preprocess_file): Add call to scan_translation_unit_directives_only.
7898 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7899 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7900 -fdirectives-only. Add errors for -fdirectives-only conflict with
7901 -Wunused-macros and -traditional.
7902 (finish_options): Add builtin macro initialization for
7903 -fdirectives-only + -fpreprocessed.
7904 * c.opt (fdirectives-only): New.
7905 * doc/cppopts.texi (fdirectives-only): New.
7907 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7909 * alias.c (record_set, memory_modified_1): Constify.
7910 * bt-load.c (note_btr_set): Likewise.
7911 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7912 * combine.c (set_nonzero_bits_and_sign_copies,
7913 expand_field_assignment, record_dead_and_set_regs_1,
7914 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7915 likely_spilled_retval_1): Likewise.
7916 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7917 frv_io_handle_set): Likewise.
7918 * config/mips/mips.c (mips_sim_record_set,
7919 vr4130_true_reg_dependence_p_1): Likewise.
7920 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7921 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7922 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7923 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7924 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7925 * ddg.c (mark_mem_store): Likewise.
7926 * df-problems.c (df_urec_mark_reg_change): Likewise.
7927 * function.c (update_epilogue_consts): Likewise.
7928 * gcse.c (record_set_info, record_last_set_info,
7929 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7930 reg_clear_last_set): Likewise.
7931 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7933 * jump.c (reversed_comparison_code_parts): Likewise.
7934 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7935 reg_is_set): Likewise.
7936 * loop-iv.c (mark_altered): Likewise.
7937 * mode-switching.c (reg_becomes_live): Likewise.
7938 * optabs.c (no_conflict_move_test): Likewise.
7939 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7941 * postreload.c (reload_combine_note_store, move2add_note_store):
7943 * regmove.c (flags_set_1): Likewise.
7944 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7946 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7948 * resource.c (update_live_status): Likewise.
7949 * rtl.h (set_of, note_stores): Likewise.
7950 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7951 note_stores, parms_set): Likewise.
7952 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7953 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7955 * var-tracking.c (count_stores, add_stores): Likewise.
7957 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7959 * alias.c (mems_in_disjoint_alias_sets_p,
7960 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7961 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7962 write_dependence_p, mems_in_disjoint_alias_sets_p,
7963 read_dependence, true_dependence, canon_true_dependence,
7964 anti_dependence, output_dependence): Constify.
7965 * combine.c (extended_count): Likewise.
7966 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7967 * cselib.c (get_value_hash, references_value_p,
7968 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7969 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7970 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7971 * function.c (contains, prologue_epilogue_contains,
7972 sibcall_epilogue_contains): Likewise.
7973 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7974 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7975 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7976 reg_or_subregno): Likewise.
7977 * recog.c (asm_noperands): Likewise.
7978 * reload1.c (function_invariant_p): Likewise.
7979 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7980 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7981 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7982 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7983 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7984 extended_count, prologue_epilogue_contains,
7985 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7986 canon_true_dependence, read_dependence, anti_dependence,
7987 output_dependence): Likewise.
7988 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7990 2007-07-30 Julian Brown <julian@codesourcery.com>
7992 * config/arm/neon.md (V_ext): New mode attribute.
7993 (neon_vget_lane<mode>): Replace with define_expand.
7994 (neon_vget_lane<mode>_sext_internal)
7995 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7996 and quad precision vectors.
7997 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7998 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7999 have typeless 32-bit result.
8001 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8004 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8006 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8007 use sizetype for rest.
8008 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8009 (aff_combination_convert): Don't convert rest for pointer types.
8011 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8013 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8015 * tree-ssa-alias.c: Add alloc-pool.h.
8016 (init_alias_info): Free alias_bitmap_obstack.
8017 (delete_alias_info): Call delete_mem_ref_stats.
8018 (get_mem_sym_stats_for): Use alloc_pool.
8019 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8020 (delete_mem_sym_stats): Removed.
8022 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8024 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8025 functions cannot be represented as classical distance vectors.
8027 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8029 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8030 * builtins.c (validate_arg, builtin_mathfn_code,
8031 validate_arglist): Likewise.
8032 * calls.c (call_expr_flags): Likewise.
8033 * combine.c (reg_nonzero_bits_for_combine,
8034 reg_num_sign_bit_copies_for_combine, get_last_value,
8035 reg_truncated_to_mode): Likewise.
8036 * emit-rtl.c (subreg_lowpart_p): Likewise.
8037 * expr.c (highest_pow2_factor_for_target,
8038 categorize_ctor_elements_1, categorize_ctor_elements,
8039 count_type_elements, contains_packed_reference,
8040 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8041 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8042 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8043 native_encode_int, native_encode_real, native_encode_complex,
8044 native_encode_vector, native_encode_expr, native_interpret_int,
8045 native_interpret_real, native_interpret_complex,
8046 native_interpret_vector, native_interpret_expr): Likewise.
8047 * function.c (use_register_for_decl): Likewise.
8048 * gimplify.c (get_name): Likewise.
8049 * langhooks-def.h (lhd_return_null_const_tree): New.
8050 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8051 * langhooks.c (lhd_return_null_const_tree): New.
8052 * langhooks.h (lang_get_callee_fndecl): Constify.
8053 * output.h (constructor_static_from_elts_p): Likewise.
8054 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8055 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8056 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8057 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8058 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8059 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8060 * rtlhooks-def.h (reg_nonzero_bits_general,
8061 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8063 * rtlhooks.c (reg_num_sign_bit_copies_general,
8064 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8066 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8067 * stor-layout.c (mode_for_size_tree): Likewise.
8068 * tree-ssa-loop-im.c (memref_eq): Likewise.
8069 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8070 * tree.c (contains_placeholder_p, type_list_equal,
8071 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8073 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8074 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8075 contains_placeholder_p, contains_packed_reference,
8076 get_callee_fndecl, operand_equal_for_phi_arg_p,
8077 warn_if_unused_value, is_body_block, native_encode_expr,
8078 native_interpret_expr, fold_convertible_p, operand_equal_p,
8079 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8080 validate_arglist, simple_cst_equal, type_list_equal,
8081 use_register_for_decl, call_expr_flags, get_name,
8082 highest_pow2_factor): Likewise.
8083 (const_call_expr_arg_iterator_d,
8084 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8085 first_const_call_expr_arg, more_const_call_expr_args_p,
8086 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8087 * varasm.c (constructor_static_from_elts_p): Constify.
8089 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8091 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8092 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8093 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8094 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8095 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8096 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8097 spelling conventions.
8098 * doc/invoke.texi: Follow spelling conventions.
8100 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8101 Revital Eres <eres@il.ibm.com>
8103 * modulo-sched.c (sms_schedule): Avoid loops which includes
8104 auto-increment instructions.
8106 2007-07-28 Richard Guenther <rguenther@suse.de>
8109 * fold-const.c (fold_cond_expr_with_comparison): Convert
8110 operand zero of MIN/MAX_EXPR to correct type.
8112 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8114 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8115 flags_from_decl_or_type): Constify.
8116 * gcc.c (do_spec_1): Likewise.
8117 * print-tree.c (dump_addr, print_node_brief): Likewise.
8118 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8119 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8120 tree_purge_all_dead_eh_edges): Likewise.
8121 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8122 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8124 * tree.c (expr_location, expr_has_location, expr_locus,
8125 expr_filename, expr_lineno, get_inner_array_type,
8126 fields_compatible_p): Likewise.
8127 * tree.h (get_inner_array_type, fields_compatible_p,
8128 expr_location, expr_has_location, expr_locus, expr_filename,
8129 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8130 setjmp_call_p, alloca_call_p): Likewise.
8132 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8134 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8135 TV_FLOW_INSENSITIVE.
8137 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8139 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8140 (compute_flow_insensitive_aliasing): Ditto for
8141 TV_FLOW_INSENSITIVE.
8143 2007-07-27 Jan Hubicka <jh@suse.cz>
8145 * config/i386/i386.c (register_move_cost): Remove accidentally
8146 comitted #if 0 block.
8148 * attribs.c: Include hashtab.h
8149 (attribute_hash): New.
8150 (substring): New structure.
8151 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8153 (init_attributes): Initialize attribute hash.
8154 (decl_attributes): Use attribute hash.
8155 * Makefile.in (attribs.c): Depend on hashtab.h.
8157 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8159 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8161 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8163 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8164 __mips_dspr2 and __mips_dsp_rev macros.
8165 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8167 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8169 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8171 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8175 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8176 and the updating of the live and do_not_gen sets.
8177 (df_note_bb_compute): Added updating of live and do_not_gen sets
8178 for regular defs so that the case of clobber inside conditional
8179 call is processed correctly.
8181 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8183 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8184 operands with compatible type.
8186 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8188 * expr.h (store_bit_field): Don't return a value.
8189 * expmed.c (check_predicate_volatile_ok): New function.
8190 (store_bit_field_1): New function, extracted from store_bit_field.
8191 Take a fallback_p argument and return true if the operation succeeded.
8192 Only use store_fixed_bit_field if fallback_p. Don't recompute
8193 mode_for_extraction; use op_mode instead. Try forcing memories
8194 into registers if the insv expander fails.
8195 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8196 Don't return a value.
8197 (convert_extracted_bit_field): New function, extracted from
8199 (extract_bit_field_1): Likewise. Take a fallback_p argument
8200 and return NULL if the operation succeeded. Only use
8201 extract_fixed_bit_field if fallback_p. Only calculate one
8202 extraction mode. Combine code for extv and extzv. Try forcing
8203 memories into registers if the ext(z)v expander fails.
8204 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8206 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8208 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8210 (df_ref): Likewise. Put regno with other integer fields.
8212 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8214 * df.h (df_mw_hardreg): Remove "loc" field.
8215 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8217 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8218 split out from df_set_unused_notes_for_mw. Return false for
8219 partial references. Assert that mw_reg is a REG when returning true.
8220 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8221 (df_whole_mw_reg_dead_p): New function, split out from
8222 df_set_dead_notes_for_mw. Return false for partial references.
8223 Assert that mw_reg is a REG when returning true.
8224 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8225 Remove redundant bitmap check.
8227 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8229 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8230 ($(T)crtend.o): Likwise.
8231 ($(T)crtbeginS.o): Likwise.
8232 ($(T)crtendS.o): Likwise.
8233 ($(T)crtfastmath.o): Likwise.
8235 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8237 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8238 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8239 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8240 and x_n_bbs_in_dom_tree fields.
8242 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8244 PR tree-optimization/32087
8245 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8246 Do not call scale_bbs_frequencies_int with prob of zero.
8248 2007-07-26 Julian Brown <julian@codesourcery.com>
8250 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8251 (neon_element_bits): Add prototypes.
8252 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8253 (neon_const_bounds, neon_element_bits): New functions.
8254 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8255 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8256 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8257 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8258 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8259 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8260 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8261 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8262 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8263 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8264 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8265 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8266 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8268 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8270 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8271 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8273 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8274 Julian Brown <julian@codesourcery.com>
8276 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8277 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8278 * config/arm/cortex-a8.md: New.
8279 * config/arm/cortex-a8-neon.md: New.
8280 * config/arm/neon-schedgen.ml: New.
8281 * config/arm/neon.md (vqh_mnem): New.
8283 (Is_float_mode): New.
8284 (Scalar_mul_8_16): New.
8286 (V_mode_nunits): New.
8287 (All instruction patterns): Annotate with neon_type attribute
8289 * config/arm/arm.md: Include cortex-a8.md.
8290 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8292 Annotate instruction patterns accordingly.
8293 (generic_sched): Do not use generic scheduling for Cortex-A8.
8294 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8296 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8298 * fold-const.c (fold_read_from_constant_string): Use
8300 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8302 2007-07-26 Nick Clifton <nickc@redhat.com>
8304 * tree-ssa-operands.h: Change copyright header to refer to version
8305 3 of the GNU General Public License and to point readers at the
8306 COPYING3 file and the FSF's license web page.
8307 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8308 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8309 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8310 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8311 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8312 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8313 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8314 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8315 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8316 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8317 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8318 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8319 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8320 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8321 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8322 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8323 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8324 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8325 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8326 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8327 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8328 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8329 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8330 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8331 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8332 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8333 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8334 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8335 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8336 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8337 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8338 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8339 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8340 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8341 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8342 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8343 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8344 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8345 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8346 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8347 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8348 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8349 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8350 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8351 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8352 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8353 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8354 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8355 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8356 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8357 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8358 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8359 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8360 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8361 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8362 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8363 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8364 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8365 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8366 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8367 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8368 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8369 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8370 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8371 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8372 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8373 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8374 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8375 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8376 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8377 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8378 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8379 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8380 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8381 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8382 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8383 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8384 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8385 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8386 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8387 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8388 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8389 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8390 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8391 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8392 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8393 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8394 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8395 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8396 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8397 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8398 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8399 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8400 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8401 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8402 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8403 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8404 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8405 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8406 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8407 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8408 convert.c, convert.h, langhooks-def.h, reload1.c,
8409 tree-ssa-operands.c: Likewise.
8411 2007-07-26 Jan Hubicka <jh@suse.cz>
8413 * tree-ssa-live.c: Include debug.h and flags.h.
8414 (mark_scope_block_unused): New function.
8415 (remove_unused_scope_block_p): New function.
8416 (remove_unused_locals): Remove unused blocks too.
8418 2007-07-25 Ian Lance Taylor <iant@google.com>
8420 * combine.c (combine_max_regno): Remove. Remove all uses.
8421 (struct reg_stat_struct): Rename from struct reg_stat.
8422 (reg_stat_type): Define, and declare VECs.
8423 (reg_stat): Change from pointer to VEC. Change all uses.
8424 (combine_split_insns): New static function.
8425 (try_combine, find_split_point): Call it instead of split_insns.
8427 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8429 * cfghooks.c (split_block): Fix the information about loop latch.
8431 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8433 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8435 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8437 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8438 Scan the new edge for loop exit info.
8440 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8442 * config/darwin.c: Include debug.h.
8444 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8447 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8449 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8451 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8452 (HARD_REGNO_MODE_OK): Ditto.
8453 (MODES_TIEABLE_P): Ditto.
8454 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8455 (CLASS_MAX_NREGS): Ditto.
8456 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8457 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8458 (divdf3_internal_thr): Removed.
8459 * config/ia64/div.md: New file.
8460 * config/ia64/constraints.md: Add H constraint.
8462 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8464 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8465 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8466 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8467 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8468 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8469 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8470 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8471 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8472 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8473 dump_sbitmap_file, debug_sbitmap, popcount_table,
8474 sbitmap_popcount): Constify.
8475 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8476 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8477 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8478 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8479 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8480 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8481 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8482 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8483 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8484 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8485 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8487 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8490 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8491 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8492 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8493 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8494 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8495 bitmap_intersect_p, bitmap_intersect_compl_p,
8496 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8497 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8499 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8500 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8501 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8502 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8503 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8504 debug_bitmap, debug_bitmap_file, bitmap_print,
8505 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8506 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8508 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8510 * config/darwin.c (darwin_override_options): Additional fix for
8511 debug info formats that don't support var tracking.
8513 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8515 * cselib.c (entry_and_rtx_equal_p): Constify.
8516 * gengtype.c (output_mangled_typename, write_types, write_local):
8518 * gengtype.h (const_type_p): New.
8519 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8521 * tlink.c (scan_linker_output): De-constify.
8522 * tree-ssa-loop-im.c (memref_eq): Constify.
8523 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8524 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8526 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8528 * c-common.c (fname_as_string, c_type_hash): Constify.
8529 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8530 * cgraph.c (edge_hash, edge_eq): Likewise.
8531 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8532 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8533 reg_attrs_htab_eq): Likewise.
8534 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8536 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8537 const_decl_t, const_state_t, const_automata_list_el_t): New.
8538 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8539 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8540 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8541 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8542 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8543 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8544 compare_max_occ_cycle_nums, out_state_arcs_num,
8545 compare_transition_els_num, units_cmp, state_reservs_cmp):
8547 * genmodes.c (cmp_modes): Likewise.
8548 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8549 * gimplify.c (compare_case_labels): Likewise.
8550 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8551 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8552 * matrix-reorg.c (mtt_info_hash): Likewise.
8553 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8554 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8555 (htab_hash_bucket, htab_hash_elem): Constify.
8556 * tree-browser.c (TB_parent_eq): Likewise.
8557 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8558 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8559 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8560 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8562 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8563 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8564 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8565 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8566 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8568 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8569 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8570 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8571 * tree-ssa-threadupdate.c (redirection_data_hash,
8572 redirection_data_eq): Likewise.
8573 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8574 * tree-ssa.c (var_ann_eq): Likewise.
8575 * tree-vrp.c (compare_case_labels): Likewise.
8576 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8577 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8578 tree_not_check_failed, tree_class_check_failed,
8579 tree_range_check_failed, tree_not_class_check_failed,
8580 omp_clause_check_failed, omp_clause_range_check_failed,
8581 tree_contains_struct_check_failed, tree_operand_check_failed):
8583 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8584 tree_not_check_failed, tree_class_check_failed,
8585 tree_range_check_failed, tree_not_class_check_failed,
8586 tree_operand_check_failed, omp_clause_operand_check_failed,
8587 tree_operand_length): Likewise.
8588 * var-tracking.c (const_variable): New.
8589 (variable_htab_hash, variable_htab_eq): Constify.
8590 * varasm.c (const_desc_hash): Likewise.
8592 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8594 * expr.c (handled_component_p): Constify.
8595 * fold-const.c (fit_double_type): Likewise.
8596 * real.h (real_value_from_int_cst): Likewise.
8597 * tree-flow-inline.h (gimple_in_ssa_p,
8598 gimple_aliases_computed_p, gimple_addressable_vars,
8599 gimple_call_clobbered_vars, gimple_referenced_vars,
8600 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8601 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8602 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8603 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8604 is_label_stmt, is_global_var, phi_ssa_name_p,
8605 factoring_name_p, is_call_clobbered, tree_common_ann,
8606 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8607 unmodifiable_var_p, array_ref_contains_indirect_ref,
8608 ref_contains_array_ref, lookup_subvars_for_var,
8609 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8610 gimple_mem_ref_stats): Likewise.
8611 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8612 may_aliases, is_exec_stmt, is_label_stmt,
8613 ref_contains_array_ref, array_ref_contains_indirect_ref,
8614 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8615 unmodifiable_var_p): Likewise.
8616 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8617 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8618 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8619 cst_and_fits_in_hwi, real_value_from_int_cst,
8620 build_real_from_int_cst, integer_zerop, integer_onep,
8621 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8622 tree_floor_log2, real_zerop, real_onep, real_twop,
8623 real_minus_onep, really_constant_p, purpose_member, chain_member,
8624 list_length, fields_length, int_size_in_bytes, bit_position,
8625 int_bit_position, byte_position, int_byte_position, expr_align,
8626 array_type_nelts, tree_node_structure,
8627 type_contains_placeholder_1, iterative_hash_pointer,
8628 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8629 tree_map_base_eq, type_hash_list, type_hash_eq,
8630 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8631 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8632 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8633 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8634 int_fits_type_p, get_containing_scope, decl_function_context,
8635 decl_type_context, omp_clause_operand_check_failed,
8636 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8637 * tree.h (omp_clause_operand_check_failed, tree_size,
8638 build_real_from_int_cst, array_type_nelts, purpose_member,
8639 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8640 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8641 is_attribute_p, check_qualified_type, expr_align,
8642 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8643 int_byte_position, list_length, fields_length, initializer_zerop,
8644 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8645 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8646 tree_node_structure, handled_component_p, get_containing_scope,
8647 decl_function_context, decl_type_context, real_zerop,
8648 type_num_arguments, fit_double_type, really_constant_p,
8649 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8650 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8651 real_twop, real_minus_onep, int_cst_value): Likewise.
8653 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8655 * cfglayout.c (insn_scope, insn_line): Constify.
8656 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8657 const_double_htab_hash, const_double_htab_eq,
8658 mem_attrs_htab_hash): Likewise.
8659 * loop-iv.c (biv_eq): Likewise.
8660 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8661 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8662 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8664 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8665 error_for_asm, warning_for_asm, _fatal_insn,
8666 _fatal_insn_not_found): Likewise.
8667 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8668 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8669 rtl_check_failed_type2, rtl_check_failed_code1,
8670 rtl_check_failed_code2, rtl_check_failed_code_mode,
8671 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8672 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8673 rtl_check_failed_type2, rtl_check_failed_code1,
8674 rtl_check_failed_code2, rtl_check_failed_code_mode,
8675 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8676 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8677 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8678 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8679 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8680 rtx_unstable_p, get_integer_term, get_related_value,
8681 offset_within_block_p, reg_mentioned_p, count_occurrences,
8682 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8683 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8684 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8685 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8686 find_constant_src, find_reg_fusage, find_regno_fusage,
8687 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8688 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8689 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8690 computed_jump_p, auto_inc_p, in_expr_list_p,
8691 remove_node_from_expr_list, loc_mentioned_in_p,
8692 label_is_jump_target_p, reversed_comparison_code_parts,
8693 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8694 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8695 print_inline_rtx): Likewise.
8696 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8697 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8698 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8699 get_integer_term, get_related_value, offset_within_block_p,
8700 count_occurrences, reg_mentioned_p, no_labels_between_p,
8701 reg_used_between_p, reg_referenced_p, single_set_2,
8702 multiple_sets, set_noop_p, refers_to_regno_p,
8703 reg_overlap_mentioned_p, dead_or_set_p,
8704 covers_regno_no_parallel_p, covers_regno_p,
8705 dead_or_set_regno_p, find_reg_note, find_regno_note,
8706 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8707 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8708 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8709 side_effects_p, may_trap_p_1, may_trap_p,
8710 may_trap_after_code_motion_p, may_trap_or_fault_p,
8711 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8712 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8713 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8714 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8715 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8717 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8718 warning_for_asm): Likewise.
8719 * tree.h (print_rtl): Likewise.
8720 * varasm.c (get_pool_mode): Likewise.
8722 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8724 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8725 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8726 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8727 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8728 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8729 * ddg.c (compare_sccs): Likewise.
8730 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8731 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8732 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8733 decimal_do_fix_trunc, decimal_real_to_integer,
8734 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8735 * dse.c (const_group_info_t): New.
8736 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8737 * dwarf2out.c (const_dw_die_ref): New.
8738 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8739 * tree-browser.c (TB_parent_eq): Likewise.
8740 * unwind-dw2-fde.c (__register_frame_info_bases,
8741 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8742 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8744 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8745 * unwind-dw2.c (uw_frame_state_for): Likewise.
8746 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8747 * value-prof.h (const_histogram_value): New.
8749 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8751 * config/mips/mips.c (machine_function): Add
8752 initialized_mips16_gp_pseudo_p.
8753 (mips16_gp_pseudo_reg): Do not emit the initialization of
8754 mips16_gp_pseudo_rtx when being called from the gimple cost-
8755 calculation routines; emit it on the first use outside those
8758 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8760 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8763 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8764 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8765 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8766 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8767 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8768 Preserve const-ness of parameters through use of __typeof(),
8769 also constify and tidy.
8771 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8772 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8773 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8774 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8775 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8776 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8777 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8778 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8779 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8781 2007-07-25 Julian Brown <julian@codesourcery.com>
8782 Mark Shinwell <shinwell@codesourcery.com>
8784 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8785 (alpha_mangle_type): This.
8786 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8787 (TARGET_MANGLE_TYPE): Define this instead.
8788 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8789 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8790 (arm_init_neon_builtins): Fix comment.
8791 (arm_mangle_map_entry): New.
8792 (arm_mangle_map): New.
8793 (arm_mangle_type): New.
8794 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8795 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8796 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8797 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8798 (TARGET_MANGLE_TYPE): Define this instead.
8799 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8800 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8801 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8802 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8803 (TARGET_MANGLE_TYPE): Define this instead.
8804 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8806 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8807 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8808 (TARGET_MANGLE_TYPE): Define this instead.
8809 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8810 (s390_mangle_type): This.
8811 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8812 (TARGET_MANGLE_TYPE): Define this instead.
8813 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8814 (sparc_mangle_type): This.
8815 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8816 (TARGET_MANGLE_TYPE): Define this instead.
8817 * cp/mangle.c (write_type): Call mangle_type target hook on all
8818 types before mangling. Use original type, not main variant, as
8820 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8821 (TARGET_MANGLE_TYPE): This.
8822 * target.h (gcc_target): Rename mangle_fundamental_type to
8824 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8825 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8827 2007-07-25 Julian Brown <julian@codesourcery.com>
8828 Paul Brook <paul@codesourcery.com>
8829 Joseph Myers <joseph@codesourcery.com>
8830 Mark Shinwell <shinwell@codesourcery.com>
8832 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8833 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8834 (with_fpu): Allow --with-fpu=neon.
8835 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8836 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8837 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8838 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8839 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8840 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8841 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8842 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8843 (output_move_neon): Add prototypes.
8844 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8845 (all_fpus): Add FPUTYPE_NEON.
8846 (fp_model_for_fpu): Add NEON field.
8847 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8848 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8850 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8852 (thumb2_legitimate_address_p): Likewise.
8853 (neon_valid_immediate): Recognize and prepare constants suitable for
8855 (neon_immediate_valid_for_move): New function. Recognize and prepare
8856 immediates for NEON move instructions.
8857 (neon_immediate_valid_for_logic): New function. Recognize and
8858 prepare immediates for NEON logic instructions.
8859 (neon_output_logic_immediate): New function. Create asm string
8860 suitable for outputting immediate logic instructions.
8861 (neon_pairwise_reduce): New function. Implement reduction using
8862 pairwise operations.
8863 (neon_expand_vector_init): New function. Expand a (possibly
8864 non-constant) vector initialization.
8865 (neon_vector_mem_operand): New function. Memory operands supported
8866 for quad-word loads/stores to/from ARM or NEON registers. Don't
8867 allow base+offset addressing for core regs.
8868 (neon_struct_mem_operand): New function. Valid mems for NEON
8870 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8871 from neon_vector_mem_operand addresses without a secondary register.
8872 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8873 (add_minipool_backward_ref): Likewise.
8874 (dump_minipool): Likewise.
8875 (push_minipool_fix): Likewise.
8876 (output_move_quad): New function. Output quad-word moves, loads and
8877 stores using ARM registers.
8878 (output_move_vfp): Add support for vectors in VFP (NEON) D
8880 (output_move_neon): Output a NEON load/store to/from a quadword
8882 (arm_print_operand): Implement new codes:
8883 - 'c' for unadorned integers (without a # sign).
8884 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8886 - 'e', 'f' for the low and high D parts of a NEON Q register.
8887 - 'q' outputs a NEON Q register.
8888 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8889 - 'T' prints NEON opcode features from a coded bitmask.
8890 - 'F' is similar to T, but signed/unsigned codes both print as
8892 - 't' is similar to T, but 'u' is printed instead of 'p'.
8893 - 'O' prints 'r' if NEON instruction should perform rounding (as
8894 specified by bitmask), else prints nothing.
8895 - '#' is a punctuation character to stop operand numbers from
8896 running together with following digits in the assembler
8897 strings for instructions (when using mode attributes).
8898 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8899 constant vectors in big-endian mode, where necessary.
8900 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8901 Handle EI, OI, CI, XI modes.
8902 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8903 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8904 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8905 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8906 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8908 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8909 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8910 to turn v8qi, etc. into bits defined above.
8911 (neon_itype): New enumeration. Classifications of NEON builtins.
8912 (neon_builtin_datum): Define struct. Contains information about
8913 a single builtin (with multiple modes).
8914 (CF): Define helper macro for...
8915 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8917 (neon_builtin_data): New array. Define information about builtins
8918 for use during initialization/expansion.
8919 (arm_init_neon_builtins): New function.
8920 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8922 (neon_builtin_compare): New function.
8923 (locate_neon_builtin_icode): New function. Find an insn code for a
8924 builtin given a function code for that builtin. Also return type of
8925 builtin (NEON_BINOP, NEON_UNOP etc.).
8926 (builtin_arg): New enumeration. Types of arguments for builtins.
8927 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8928 Takes a variable argument list of builtin_arg types, terminated by
8930 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8931 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8932 (neon_emit_pair_result_insn): New function. Support returning pairs
8933 of vectors via a pointer.
8934 (neon_disambiguate_copy): New function. Set up operands for a
8935 multi-word copy such that registers do not get clobbered.
8936 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8937 ARM_BUILTIN_NEON_BASE.
8938 (arm_file_start): Set float-abi attribute for NEON.
8939 (arm_vector_mode_supported_p): Enable NEON vector modes.
8940 (arm_mangle_map_entry): New.
8941 (arm_mangle_map): New.
8942 (arm_mangle_vector_type): New.
8943 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8945 (TARGET_NEON): New macro. Target supports NEON.
8946 (fputype): Add FPUTYPE_NEON.
8947 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8948 for vectorization based on command-line arg.
8949 (NEON_REGNO_OK_FOR_NREGS): Define.
8950 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8951 (VALID_NEON_STRUCT_MODE): Define.
8952 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8953 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8954 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8955 (consttable_16): Add pattern for outputting 16-byte minipool
8957 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8959 (vec-common.md, neon.md): Include md files.
8960 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8961 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8962 (memory_constraint "Ut", "Un", "Us"): Define.
8963 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8964 (MMX_char): New mode attribute.
8965 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8966 (*add<mode>3_iwmmxt): New insn pattern.
8967 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8968 (*sub<mode>3_iwmmxt): New insn pattern.
8969 (mulv4hi3): Rename to...
8970 (*mulv4hi3_iwmmxt): This.
8971 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8972 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8973 (uminv4hi3, uminv2si3): Remove. Replace with...
8974 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8975 (*umin<mode>3_iwmmxt): These.
8976 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8977 (ashr<mode>3_iwmmxt): This new pattern.
8978 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8979 (lshr<mode>3_iwmmxt): This new pattern.
8980 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8981 (ashl<mode>3_iwmmxt): This new pattern.
8982 * config/arm/neon-docgen.ml: New file. Generate documentation for
8984 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8985 * config/arm/arm_neon.h: New (autogenerated).
8986 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8988 * config/arm/neon.md: New file. Define NEON instructions.
8989 * config/arm/neon.ml: New file. Abstract description of NEON
8990 instructions, used to generate arm_neon.h header, documentation and
8992 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8993 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8995 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8997 (ARM NEON Intrinsics): New subsection.
8998 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9000 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9002 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9005 2007-07-24 Jan Hubicka <jh@suse.cz>
9007 * regclass.c (move_table): New type.
9008 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9009 (init_move_cost): Break out from ...
9010 (init_reg_sets_1): ... here; simplify computation of
9011 have_regs-of_mode and contains_reg_of_mode.
9012 (record_reg_classes): Unswitch internal loops.
9013 (copy_cost): Trigger lazy initialization of move cost
9014 (record_address_regs): Likewise.
9016 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9018 * config/darwin.c (darwin_override_options): Don't force on
9019 flag_var_tracking_uninit when no debug info is requested.
9021 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9023 * cfgloop.c (init_loops_structure): New function.
9024 (flow_loops_find): Create root of the loop tree unconditionally.
9026 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9028 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9030 2007-07-24 Jan Hubicka <jh@suse.cz>
9032 * caller-save.c: Include ggc.h, gt-caller-save.h
9033 (reg_save_code, reg_restore_code): Rename to ...
9034 (cached_reg_save_code, cached_reg_restore_code): ... those.
9035 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9036 (reg_save_code, reg_restore_code): New functions.
9037 (init_caller_save): Do not intialize
9038 reg_save_code/reg_restore_code tables.
9039 * Makefile.in: (gt-caller-save.h): New.
9041 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9043 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9044 with the mode of the original operand instead of
9047 2007-07-23 Jan Hubicka <jH@suse.cz>
9049 * i386.c (ix86_secondary_memory_needed): Break out to...
9050 (inline_secondary_memory_needed): ... here.
9051 (ix86_memory_move_cost): Break out to ...
9052 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9053 maximum of input and output; fix handling of Q_REGS on 64bit.
9054 (ix86_secondary_memory_needed): Microoptimize.
9056 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9058 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9059 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9060 stmts_from_loop, known_dependences_p, build_rdg): New.
9061 * tree-data-ref.h: Depends on graphds.h.
9062 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9063 (build_rdg): Declared.
9064 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9066 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9068 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9071 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9072 Jakub Jelinek <jakub@redhat.com>
9074 PR middle-end/PR28690
9075 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9077 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9078 and MEM_POINTER operands over REG and MEM operands.
9079 (swap_commutative_operands_p): Change return value to bool.
9080 * rtl.h: Update the corresponding prototype.
9081 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9082 instead of gen_rtx_PLUS.
9083 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9084 value to bool. Change function arguments to rtx's and update code
9086 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9087 calls to match the new declaration.
9088 * simplify-rtx.c (simplify_associative_operation): Don't
9089 reorder simplify_binary_operation arguments.
9091 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9093 * config/mips/mips.c (override_options): Use mips_costs to derive
9094 the default branch cost.
9095 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9097 * config/mips/mips.opt (mbranch-cost=): New option.
9098 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9100 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9102 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9103 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9104 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9105 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9107 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9109 * config/mips/constraints.md (ks): New constraint.
9110 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9111 (*add<mode>3_mips16): ...here.
9113 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9115 * optabs.h (enum optab_index): Add new OTI_signbit.
9116 (signbit_optab): Define corresponding macro.
9117 (enum insn_code signbit_optab[]): Remove array.
9118 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9119 (expand_copysign_absneg): If back end provides signbit insn, use it
9120 instead of bit operations on floating point argument.
9121 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9122 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9123 for availability of signbit insn.
9125 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9126 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9127 SSE mode is not active.
9128 (isinf<mode>2): Disable for mfpmath=sse,387.
9130 2007-07-22 Ben Elliston <bje@au.ibm.com>
9132 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9134 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9136 2007-07-20 Richard Guenther <rguenther@suse.de>
9138 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9139 integral typed condition.
9140 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9141 booleanness. Only preserve conversions from a non-base
9142 type to a base type, not in general between types with
9143 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9144 * tree.def (COND_EXPR): Document that the condition
9145 can be of any integral type.
9147 2007-07-20 Nigel Stephens <nigel@mips.com>
9148 Richard Sandiford <richard@codesourcery.com>
9150 * config/mips/mips.h (mips_dwarf_regno): Declare.
9151 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9152 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9153 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9154 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9155 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9156 (REG_CLASS_NAMES): Update accordingly.
9157 * config/mips/mips.c (mips_dwarf_regno): New array.
9158 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9159 (mips_subword): Remove special handling for accumulator registers.
9160 (override_options): Initiailize mips_dwarf_regno. Remove use
9162 (mips_swap_registers): New function.
9163 (mips_conditional_register_usage): Swap accumulator registers
9164 around if TARGET_LITTLE_ENDIAN.
9165 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9166 * config/mips/constraints.md (h, l): Use the endianness to choose
9167 between MD0_REG and MD1_REG.
9168 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9169 alternative-dependent template.
9171 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9173 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9178 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9179 predecessor fallthru flags.
9181 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9183 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9184 of compare to the same type.
9185 * cfgloopmanip.c (add_loop): Update information about loop exits.
9186 (loop_version): Remove the innermost loop requirement.
9187 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9188 to sizetype for pointers.
9190 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9192 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9193 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9194 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9196 * config/dfp-bit.c: Empty for TFmode conversions.
9198 2007-07-18 Caroline Tice <ctice@apple.com>
9200 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9201 and handle them correctly; check that src is not NULL before
9203 (find_src_set_src): Likewise.
9205 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9207 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9208 (struct alignment_context, init_alignment_context): New.
9209 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9210 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9211 (XCHAL_HAVE_S32C1I): Likewise.
9212 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9213 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9214 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9215 (ATOMIC, HQI): New macros.
9216 (memory_barrier, *memory_barrier): New.
9217 (sync_lock_releasesi): New.
9218 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9219 (sync_lock_test_and_set<mode>): New.
9220 (sync_<atomic><mode>): New.
9221 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9222 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9223 (xtensa_expand_atomic): New.
9225 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9229 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9230 transformation for builtin ISNORMAL.
9231 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9232 * builtins.def (BUILT_IN_ISNORMAL): New.
9233 * doc/extend.texi: Document isnormal.
9235 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9239 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9240 optabs infrastructure. Provide generic implementation for
9242 (expand_builtin): Handle FINITE/ISFINITE.
9243 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9244 (fold_builtin_1): Likewise.
9246 * builtins.def (BUILT_IN_ISFINITE): New.
9248 * doc/extend.texi: Document isfinite.
9250 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9255 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9256 generic fallback for isinf.
9257 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9258 calculation code ...
9259 * real.c (get_max_float): ... to here.
9260 * real.h (get_max_float): New.
9262 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9266 * builtin-attrs.def (ATTR_TYPEGENERIC,
9267 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9269 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9270 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9271 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9272 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9274 * c-common.c (handle_type_generic_attribute): New.
9275 (c_common_attribute_table): Add "type generic".
9277 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9279 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9281 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9282 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9285 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9288 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9289 checking that the operand is an expression.
9291 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9292 Danny Smith <dannysmith@users.sourceforge.net>
9295 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9296 file mapping object in local namespace if Windows version later
9299 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9301 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9302 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9303 arm_cannot_force_const_mem.
9304 (arm_cannot_force_const_mem): New function.
9305 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9306 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9307 of arm_tls_referenced_p.
9308 * config/arm/arm.md (movsi): Split out-of-section constants when
9309 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9310 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9312 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9314 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9316 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9318 * config/mips/mips.md (*extendqihi2): Convert the destination
9321 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9323 * config/pa/fptr.c: Update license header.
9324 * config/pa/milli64.S: Likewise.
9326 2007-07-17 Nick Clifton <nickc@redhat.com>
9328 * COPYING_v3: New file. Contains version 3 of the GNU General
9330 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9331 Lesser General Public License.
9332 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9333 the GNU General Public License.
9335 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9337 PR rtl-optimization/32773
9338 * cfglayout.c (force_one_exit_fallthru): New function.
9339 (cfg_layout_finalize): Use it.
9341 2007-07-16 Richard Guenther <rguenther@suse.de>
9342 Uros Bizjak <ubizjak@gmail.com>
9344 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9345 before forcing it to gimple operand.
9347 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9348 David Ung <davidu@mips.com>
9350 * config/mips/mips.h (TUNE_24K): Define.
9351 (TUNE_MACC_CHAINS): Add TUNE_24K.
9352 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9354 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9355 (r74k_int_madd): .. this new reservation.
9356 (define_bypass): Fixed bypasses for r74k_int_madd to use
9358 * config/mips/24k.md (define_bypass): Define new
9359 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9361 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9362 Nigel Stephens <nigel@mips.com>
9364 * config/mips/mips.md: Include 20kc.md.
9365 * config/mips/20kc.md: New file.
9366 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9367 (mips_adjust_cost): Tweak for 20Kc.
9368 (mips_issue_rate): Likewise.
9369 * config/mips/mips.h (TUNE_20KC): Define.
9371 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9373 * config/rs6000/rs6000.c (struct processor_cost): Add
9374 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9376 (*_cost): Add cache information.
9377 (rs6000_override_options): Set cache parameters.
9379 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9382 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9383 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9385 2007-07-16 Paul Brook <paul@codesourcery.com>
9388 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9389 (cirrus_thumb2_movsi_insn): Ditto.
9391 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9393 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9396 2007-07-15 Andrew Haley <aph@redhat.com>
9398 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9399 before looking in the context.
9401 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9405 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9406 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9407 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9408 (pa_output_function_prologue): Use rp_saved and
9409 current_function_is_leaf to generate .CALLINFO statement.
9410 (hppa_expand_prologue): Set rp_saved.
9411 (hppa_expand_epilogue): Use rp_saved.
9412 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9413 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9415 2007-07-14 Dirk Mueller <dmueller@suse.de>
9417 * omega.c (coalesce): Fix memory leak on early exit.
9418 * matrix-reorg.c (check_allocation_function): Likewise.
9419 * tree-vect-transform.c (vect_get_new_vect_var): free result
9421 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9422 pass pointer to edge vector
9423 (partition_hot_cold_basic_blocks): Fix memory leak.
9424 * collect2.c (prefix_from_string): Free temporary storage.
9425 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9427 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9429 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9430 (DO_GLOBAL_DTORS_BODY): Likewise.
9432 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9433 Nigel Stephens <nigel@mips.com>
9435 * config/mips/mips.c (mips_classify_symbol): Don't return
9436 SYMBOL_SMALL_DATA for constant pool addresses if
9437 TARGET_EMBEDDED_DATA is true.
9439 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9442 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9443 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9444 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9445 __builtin_ia32_storehps, __builtin_ia32_storelps,
9446 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9447 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9448 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9449 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9450 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9451 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9452 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9453 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9454 using def_builtin_const.
9456 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9458 PR tree-optimization/32705
9459 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9460 (simplify_binary_expression): Use SSA_VAL consistently.
9462 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9464 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9465 (SPEFSCR_REGNO): Delete definition.
9466 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9468 * config/rs6000/rs6000.h: Do not define *_REGNO.
9469 LINK_REGISTER_REGNUM -> LR_REGNO.
9470 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9471 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9472 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9473 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9474 R_VRSAVE, R_VSCR. Use them.
9475 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9476 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9477 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9478 * config/rs6000/aix.h: Define R_LR. Use it.
9480 2007-07-13 Caroline Tice <ctice@apple.com>
9482 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9483 flag_var_tracking is explicitly turned off (i.e. when variable
9484 tracking is not feasible); otherwise, turn flag_var_tracking on when
9485 flag_var_tracking_uninit is on.
9486 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9487 note definitions, to allow recording of initialization status in the
9489 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9490 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9491 determine if two note locations are equal.
9492 (output_loc_list): Don't output list entries whose start & end labels
9494 (reg_loc_descriptor): Add parameter for initialization status; pass it
9495 to other loc descriptor functions.
9496 (one_reg_loc_descriptor): Add parameter for initialization status;
9497 check its value and add DW_OP_GNU_uninit to returned loc descr if
9499 (multiple_reg_loc_descriptor): Add parameter for initialization
9501 pass init status argument to other loc descriptor functions; check
9502 value of intialization parameter and add DW_OP_GNU_uninit to returned
9503 loc descr if appropriate.
9504 (based_loc_descr): Add parameter for initialization status; add new
9505 variable for return value; check value of initialization parameter and
9506 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9507 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9508 pass init status argument to other loc descriptor functions; check
9509 value of intialization parameter and add DW_OP_GNU_uninit to returned
9510 loc descr if appropriate.
9511 (mem_loc_descriptor): Likewise.
9512 (concat_loc_descriptor): Likewise.
9513 (concatn_loc_descriptor): Likewise.
9514 (loc_descriptor): Add parameter for initialization status; pass it as
9515 argument to other loc descriptor function calls.
9516 (loc_descriptor_from_tree_1): Add appropriate initialization status
9517 to loc descriptor function calls.
9518 (add_location_or_const_value_attribute): Get initialization status
9519 from VAR_LOCATION note; add initialization status to loc descriptor
9521 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9522 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9523 status is uninitialized, add "[uninint]" to output.
9524 * common.opt (fvar-tracking-uninit): New option, similar to
9525 fvar-tracking, to turn on tracking of uninitialized variables; creates
9526 a new global flag, flag_var_tracking_uninit.
9527 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9528 (enum var_init_status): New type, for var initialization status field.
9529 * var-tracking.c (struct location_chain_def): Two new fields, init,
9530 for initialization status, and set_src for the assignment value expr.
9531 (unshare_variable): New parameter for initialization status;
9532 initialize new init and set_src fields.
9533 (var_reg_set): New parameters for initialization status and value;
9534 pass them to set_variable_part.
9535 (var_mem_set): Likewise.
9536 (get_init_value): New function.
9537 (var_reg_delete_and_set): New initialization status & value
9538 parameters; add call to get_init_value if status is unknown; pass new
9539 parameters to clobber_variable_part and var_reg_set.
9540 (var_mem_delete_and_set): Likewise.
9541 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9542 (var_mem_delete): Likewise.
9543 (variable_union): Pass status to unshare_variable; initialize new init
9544 and set_src fields. If flag_var_tracking_uninit is not set, force
9545 status to initialized.
9546 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9547 used later to get the set_src value.
9548 (find_src_status): New function.
9549 (find_src_set_src): New function.
9550 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9551 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9552 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9553 and var_mem_delete_and_set.
9554 (dump_variable): Print out "[uninit]" if appropriate.
9555 (set_variable_part): Add new initialization and set_src parameters;
9556 pass status to unshare_variable; set node->init and node- >set_src
9557 fields and modify slot in hash table appropriately; save the init and
9558 set_src values if appropriate and assign to the new node.
9559 (clobber_variable_part): New set_src parameter; if two nodes have
9560 same variable and same location but different set_src (assignment)
9561 values, clobber old node.
9562 (delete_variable_part): Pass init status to unshare_variable.
9563 (emit_note_insn_var_location): Add initialized var; assign var's init
9564 status to new 'initialized'; pass new init status field to calls to
9565 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9566 status to initialized.
9567 (emit_notes_in_bb): Pass initialization status to calls to
9568 var_reg_set, var_mem_set, var_reg_delete_and_set and
9569 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9570 var_reg_delete_and_set and var_mem_delete_and_set; call
9571 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9572 make up for change in add_stores.
9573 (vt_add_function_parameters): Add status to calls to
9575 * config/darwin.c (darwin_override_options): Turn on uninitialized
9576 tracking automatically, if var_tracking is on and the system is
9579 2007-07-13 Sa Liu <saliu@de.ibm.com>
9581 * config.gcc: Add options for arch and tune on SPU.
9582 * config/spu/predicates.md: Add constant operands 0 and 1.
9583 * config/spu/spu-builtins.def: Add builtins for double precision
9584 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9585 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9587 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9589 * config/spu/spu-protos.h: Add new function prototypes.
9590 * config/spu/spu.c (spu_override_options): Check options -march and
9592 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9593 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9595 (spu_const_from_int): New. Create a vector constant from 4 ints.
9596 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9597 (spu_emit_vector_compare): New. Emit vector compare.
9598 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9599 * config/spu/spu.h: Add options -march and -mtune. Define processor
9600 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9601 CANONICALIZE_COMPARISON.
9602 * config/spu/spu.md: Add new insns for double precision compare
9603 and double precision vector compare. Add vcond and smax/smin patterns
9604 to enable DFmode vector conditional expression.
9605 * config/spu/spu.opt: Add options -march and -mtune.
9606 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9607 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9608 both CELL and CELLEDP targets: spu_testsv.
9609 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9612 2007-07-13 Richard Guenther <rguenther@suse.de>
9614 PR tree-optimization/32721
9615 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9616 TREE_THIS_VOLATILE on the folded reference.
9617 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9618 if the array reference has TREE_THIS_VOLATILE set.
9620 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9623 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9625 2007-07-13 Andreas Schwab <schwab@suse.de>
9627 * gengtype-lex.l: Allow declarations to be indented.
9629 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9631 * ginclude/tgmath.h: New.
9632 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9633 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9634 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9635 * configure: Regenerate.
9637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9639 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9640 correct index when setting register save state for xd
9643 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9645 * config/sh/sh.c (mark_use): Remove.
9647 2007-07-12 Paul Brook <paul@codesourcery.com>
9649 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9650 reg does not overlap return value.
9652 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9654 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9655 (set_expression_vuses): Ditto.
9656 (init_pre): Initialize expression_vuses.
9658 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9660 * config/i386/sse.md (storentdf, storentsf): New.
9662 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9664 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9666 * tree.c (build_decl_stat): Move code from here...
9667 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9668 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9669 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9670 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9671 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9674 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9675 Devang Patel <dpatel@apple.com>
9677 PR tree-optimization/25413
9678 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9679 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9680 * tree.h (contains_packed_reference): New.
9681 * expr.c (contains_packed_reference): New.
9682 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9683 (vect_enhance_data_refs_alignment): Call
9684 vector_alignment_reachable_p.
9685 * target.h (vector_alignment_reachable): New builtin.
9686 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9687 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9688 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9690 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9692 * target.h (builtin_vectorization_cost): Add new target builtin.
9693 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9694 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9695 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9696 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9697 uninitialized variables.
9698 * tree-vect-transform.c (cost_for_stmt): New function.
9699 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9700 using cost 1 for all scalar stmts. Be less conservative when
9701 estimating the number of prologue/epulogue iterations. Call
9702 targetm.vectorize.builtin_vectorization_cost. Return
9703 min_profitable_iters-1.
9704 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9705 initialization cost instead of TARG_VEC_STMT_COST. Use
9706 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9707 epilogue code. Fix epilogue cost computation.
9708 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9709 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9710 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9711 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9712 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9713 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9715 2007-07-12 Richard Guenther <rguenther@suse.de>
9717 * gimplify.c (gimplify_conversion): Make sure that the result
9718 from maybe_fold_offset_to_reference is trivially convertible
9719 to the desired type before doing the simplification.
9720 (gimplify_expr): Likewise.
9721 * fold-const.c (fold_binary): Use the correct types for
9722 building the simplified expression.
9724 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9726 PR rtl-optimization/32729
9727 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9728 that fallthru to exit.
9730 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9732 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9733 (symDTPOFF2reg): Likewise.
9735 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9737 PR tree-optimization/32663
9739 * tree.h (VALUE_HANDLE_VUSES): Remove.
9740 (struct tree_value_handle): Remove vuses.
9742 * tree-vn.c (create_value_handle_for_expr): Don't set
9745 * tree-ssa-pre.c (expression_vuses): New.
9746 (alloc_expression_id): Set up expression_vuses.
9747 (get_expression_vuses): New.
9748 (set_expression_vuses): Ditto.
9749 (clear_expression_ids): Modify for expression_vuses.
9750 (phi_translate_1): Ditto.
9751 (phi_translate_set): Ditto.
9752 (value_dies_in_block_x): Ditto
9753 (valid_in_sets): Ditto.
9754 (add_to_sets): Ditto.
9755 (find_existing_value_expr): Ditto.
9756 (create_value_handle_for_expr): Ditto.
9757 (make_values_for_stmt): Ditto.
9758 (vuse_equiv): Remove.
9760 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9762 * Makefile.in (mostlyclean): Remove object files.
9764 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9766 * toplev.c (no_new_pseudos): Deleted.
9767 * rtl.h (no_new_pseudos): Deleted.
9768 * tree-pass.h (pass_no_new_pseudos): Deleted.
9769 * passes.c (pass_no_new_pseudos): Deleted.
9770 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9771 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9772 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9774 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9775 * rtlhooks.c (gen_lowpart_general): Ditto.
9776 * optabs.c (prepare_operand): Ditto.
9777 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9779 * modulo-sched.c (rest_of_handle_sms): Ditto.
9780 * see.c (rest_of_handle_see): Ditto.
9781 * ifcvt.c (if_convert): Ditto.
9782 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9784 * init-regs.c (gate_initialize_regs): Deleted set of
9786 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9787 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9788 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9790 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9794 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9795 (*vec_extractv2di_1_rex64): New insn pattern.
9797 2007-07-11 David Daney <ddaney@avtrex.com>
9799 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9800 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9801 for SIGNAL_UNWIND_RETURN_COLUMN.
9802 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9803 (DWARF_FRAME_REGNUM): Rewrite.
9804 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9806 2007-07-11 Nick Clifton <nickc@redhat.com>
9808 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9809 delta and use gen_int_mode in place of GET_INT instead.
9811 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9813 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9816 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9818 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9819 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9821 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9822 (USE_CANONICAL_TYPES): New.
9823 * doc/invoke.texi (verify-canonical-types): Remove.
9824 (use-canonical-types): Add.
9826 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9828 * config/spu/spu.c (spu_optimization_options): Remove setting of
9829 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9830 (spu_override_options): Move it here.
9832 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9835 * config/mips/mips.c (mips_cpu_info_table): Mention
9836 MIPS_ISA_LEVEL_SPEC in the comment.
9838 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9840 PR tree-optimization/32713
9841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9843 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9846 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9847 conditional to flag_isoc99.
9848 (c_common_init_options): Do it here, unconditionally.
9850 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9852 PR tree-optimization/32589
9853 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9854 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9855 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9856 predicate, extracted from...
9857 (set_rhs): ...here. Call it for the expression on entry.
9858 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9859 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9860 (simplify_binary_expression): Use valid_gimple_expression_p
9861 to validate the simplification.
9862 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9864 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9866 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9867 DWARF2_DEBUG on 32 bit target too.
9868 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9870 2007-07-11 Nick Clifton <nickc@redhat.com>
9872 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9873 version for 64-bit hosts.
9875 2007-07-10 David Daney <ddaney@avtrex.com>
9877 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9879 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9881 * config/mips/mips.c (mips_expand_synci_loop): New function.
9882 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9883 (UNSPEC_RDHWR): Same.
9884 (UNSPEC_SYNCI): Same.
9885 (UNSPEC_SYNC): Same.
9886 (clear_cache): New expand.
9890 (clear_hazard): Same.
9891 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9893 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9894 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9896 2007-07-10 Ian Lance Taylor <iant@google.com>
9898 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9901 2007-07-10 David Daney <ddaney@avtrex.com>
9903 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9904 * builtins.c (expand_builtin___clear_cache): New function.
9905 (expand_builtin): Call expand_builtin___clear_cache for
9906 BUILT_IN_CLEAR_CACHE case.
9907 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9908 * doc/md.texi (clear_cache): Document new instruction pattern.
9909 * testsuite/gcc.dg/builtins-64.c: New test.
9911 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9913 * config/cris/cris.md ("movsi"): Fix typo in last change.
9915 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9918 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9920 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9921 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9922 for FUNCTION_DECLs. Don't use align_functions_log if
9924 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9925 even for FUNCTION_DECLs.
9926 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9928 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9929 (DECL_FUNCTION_CODE): Update for new location and name of
9931 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9932 (struct tree_decl_common): Move 'align' and 'off_align' out
9933 of union, ensure they're still on a 32-bit boundary. Remove
9934 other fields in union 'u1'.
9935 (struct tree_function_decl): Add field 'function_code' replacing
9936 'u1.f' in tree_decl_common.
9937 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9938 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9939 (Variable Attributes): Cross-reference 'aligned' attribute
9940 to Function Attributes.
9941 * flags.h (force_align_functions_log): Delete.
9942 * toplev.c (force_align_functions_log): Delete.
9944 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9948 (*vec_concatv2di_rex): New insn pattern.
9950 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9953 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9955 2007-07-10 Ian Lance Taylor <iant@google.com>
9957 Replace no_new_pseudos in backends.
9958 * rtl.h (can_create_pseudo_p): Define.
9959 * config/darwin.c (machopic_indirect_data_reference): Use
9960 can_create_pseudo_p () instead of no_new_pseudos.
9961 (machopic_indirect_data_reference): Likewise.
9962 (machopic_legitimize_pic_address): Likewise.
9963 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9964 (alpha_emit_set_const_1): Likewise.
9965 (alpha_emit_set_const): Likewise.
9966 (alpha_emit_conditional_move): Likewise.
9967 (alpha_split_conditional_move): Likewise.
9968 * config/alpha/alpha.md (various splitters): Likewise.
9970 * config/arm/arm.c (legitimize_pic_address): Likewise.
9971 (arm_load_pic_register): Likewise.
9972 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9973 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9974 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9975 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9976 * config/cris/cris.md (movsi): Likewise.
9977 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9978 (symGOTOFF2reg_hilo): Likewise.
9979 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9980 * config/h8300/h8300.md (insv, extzv): Likewise.
9981 * config/i386/i386.c (ix86_expand_move): Likewise.
9982 (ix86_expand_vector_move): Likewise.
9983 (ix86_prepare_fp_compare_args): Likewise.
9984 (ix86_expand_carry_flag_compare): Likewise.
9985 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9986 (tls_dynamic_gnu2_combine_32): Likewise.
9987 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9988 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9989 (ia64_expand_movxf_movrf): Likewise.
9990 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9991 (m32c_split_move): Likewise.
9992 (m32c_expand_insv): Likewise.
9993 * config/m68k/m68k.md (movsi): Likewise.
9994 * config/mips/mips.c (mips_force_temporary): Likewise.
9995 (mips_split_symbol): Likewise.
9996 (mips_move_integer): Likewise.
9997 (mips_legitimize_const_move): Likewise.
9998 * config/mn10300/mn10300.md (movsi): Likewise.
9999 * config/pa/pa.c (emit_move_sequence): Likewise.
10000 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10001 (rs6000_got_register): Likewise.
10002 (create_TOC_reference): Likewise.
10003 (rs6000_machopic_legitimize_pic_address): Likewise.
10004 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10005 (various splitters): Likewise.
10006 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10007 (movsi_got): Likewise.
10008 * config/s390/s390.c (emit_symbolic_move): Likewise.
10009 * config/s390/s390.md (movhi, movqi): Likewise.
10010 (load_multiple, store_multiple): Likewise.
10011 * config/score/score.c (score_force_temporary): Likewise.
10012 * config/sh/sh.c (prepare_move_operands): Likewise.
10013 (prepare_cbranch_operands): Likewise.
10014 (emit_fpu_switch): Likewise.
10015 (fpscr_set_from_mem): Likewise.
10016 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10017 (adddi3, subsi3): Likewise.
10018 (various splitters): Likewise.
10019 (divsi_inv_fp_combine): Likewise.
10020 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10021 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10023 * config/sh/predicates.md (xor_operand): Likewise.
10024 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10025 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10026 (movdi_pic_label_ref): Likewise.
10027 * config/spu/spu.c (spu_split_immediate): Likewise.
10028 * config/alpha/alpha.md (various splitters): Remove test
10029 !no_new_pseudos || reload_completed.
10030 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10033 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10035 * config/score/score.c (th_output_mi_thunk): Likewise.
10036 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10039 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10041 PR rtl-optimization/32664
10042 * mode-switching.c (create_pre_exit): Skip barrier insns.
10044 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10046 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10047 force_gimple_operand_bsi.
10048 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10049 rewrite_use_compare): Ditto.
10050 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10052 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10053 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10055 * tree-profile.c (prepare_instrumented_value,
10056 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10057 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10058 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10059 tree_gen_ior_profiler): Ditto.
10060 * tree-ssa-reassoc.c (negate_value): Ditto.
10061 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10062 Use force_gimple_operand_bsi.
10063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10064 * tree-if-conv.c (add_to_dst_predicate_list,
10065 find_phi_replacement_condition): Ditto.
10066 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10067 Call mark_symbols_for_renaming for new statements.
10068 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10070 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10072 * cfghooks.c (remove_edge): New function.
10073 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10075 * cfghooks.h (remove_edge): Declare.
10076 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10077 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10079 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10081 * optabs.h: Added declaration for signbit_optab.
10082 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10083 * genoptinit.c (optabs): Added entry for signbit insns.
10084 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10085 insn, if available.
10086 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10087 * config/s390/s390.md (signbit<mode>2): New expander.
10089 2007-07-09 Richard Guenther <rguenther@suse.de>
10091 PR middle-end/32698
10092 * fold-const.c (fold_plusminus_mult_expr): Move constant
10093 arguments second to allow decomposing.
10095 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10098 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10101 Disregard DECL_FROM_INLINE.
10103 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10106 * doc/invoke.texi: Add ftree-reassoc flag.
10107 * common.opt (ftree-reassoc): New flag.
10108 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10109 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10111 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10113 PR tree-optimization/32681
10114 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10115 saved in second_edge->aux when first_bb is a loop header.
10117 2007-07-09 Jan HUbicka <jh@suse.cz>
10119 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10121 2007-07-09 Richard Guenther <rguenther@suse.de>
10123 * c-decl.c (start_function): Do not promote return type.
10125 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10127 * function.c (do_warn_unused_parameter): Do not warn if
10128 TREE_NO_WARNING is set.
10130 2007-07-08 Andreas Schwab <schwab@suse.de>
10132 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10134 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10137 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10139 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10140 apply to assembly language, too.
10141 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10143 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10145 Revert (note the sccvn portions are *not* reverted)
10146 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10148 Fix PR tree-optimization/23488
10150 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10152 * tree-flow-inline.h (get_value_handle): Ditto.
10153 * tree-ssa-pre.c (decl_vh_map): New.
10154 (decl_node_pool): New.
10155 (can_value_number_operation): Support DECL_P.
10156 (can_PRE_operation): Ditto.
10157 (create_expression_by_pieces): Ditto.
10158 (find_existing_value_expr): Modify to differnetiate between
10159 addressing and top level.
10160 (create_value_handle_for_expr): Handle DECL's.
10161 (poolify_tree): Ditto.
10162 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10163 (make_values_for_stmt): Handle DECL's properly.
10164 (init_pre): Reorg to not init useless things during FRE.
10166 * tree-flow.h: Include pointer-set.h.
10167 (decl_vh_map): Declare.
10168 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10170 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10172 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10173 the constraint description.
10174 * doc/md.texi: Update documentation of AVR constraints.
10176 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10178 * auto-inc-dec.c, config/arm/arm.c,
10179 config/m32r/constraints.md, config/mips/mips.md,
10180 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10181 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10182 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10183 typos. Follow spelling conventions.
10184 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10186 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10187 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10189 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10190 realloc_vuse): Remove.
10191 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10194 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10196 Fix PR tree-optimization/23488
10198 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10199 (try_to_simplify): Ditto.
10200 (visit_use): Ditto.
10201 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10203 * tree-flow-inline.h (get_value_handle): Ditto.
10204 * tree-ssa-pre.c (decl_vh_map): New.
10205 (decl_node_pool): New.
10206 (can_value_number_operation): Support DECL_P.
10207 (can_PRE_operation): Ditto.
10208 (create_expression_by_pieces): Ditto.
10209 (find_existing_value_expr): Modify to differnetiate between
10210 addressing and top level.
10211 (create_value_handle_for_expr): Handle DECL's.
10212 (poolify_tree): Ditto.
10213 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10214 (make_values_for_stmt): Handle DECL's properly.
10215 (init_pre): Reorg to not init useless things during FRE.
10217 * tree-flow.h: Include pointer-set.h.
10218 (decl_vh_map): Declare.
10219 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10221 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10223 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10224 apply to assembly language, too.
10225 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10227 2007-07-06 Ian Lance Taylor <iant@google.com>
10228 Zack Weinberg <zackw@panix.com>
10230 PR middle-end/32441
10231 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10233 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10235 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10236 (prefetch): Likewise if "pref" would be used.
10238 2007-07-06 Josh Conner <jconner@apple.com>
10240 PR middle-end/32602
10241 PR middle-end/32603
10242 * calls.c (store_one_arg): Handle arguments which are partially
10243 on the stack when detecting argument overlap.
10245 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10247 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10248 chosen during find_reloads.
10250 2007-07-06 Richard Guenther <rguenther@suse.de>
10252 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10253 TYPE_ARG_TYPES for verification of argument types. Use
10254 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10255 parameters as variable arguments.
10257 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10259 * libgcc2.h (word_type): Type definition removed.
10260 (cmp_return_type, shift_count_type): Type definitions added.
10261 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10262 replaced with shift_count_type.
10263 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10265 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10266 changed from word_type to Wtype.
10267 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10268 replaced with shift_count_type.
10269 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10271 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10272 and libgcc_shift_count attribute added.
10273 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10274 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10275 (TARGET_INITIALIZER): New target hooks added.
10276 * targhooks.c (default_libgcc_cmp_return_mode,
10277 default_libgcc_shift_count_mode): Default implementations for the new
10278 target hooks added.
10279 * targhooks.h (default_libgcc_cmp_return_mode,
10280 default_libgcc_shift_count_mode): Function prototypes added.
10281 * target.h (struct gcc_target): Fields for the new target hooks added.
10282 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10284 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10287 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10288 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10290 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10291 s390_libgcc_shift_count_mode): Functions added.
10292 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10293 Target hooks defined.
10295 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10297 * config/mips/mips.c (compute_frame_size): Restore the original
10298 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10299 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10300 Document why the difference is needed.
10302 2007-07-06 Richard Guenther <rguenther@suse.de>
10304 * c-common.c (boolean_increment): Use correctly typed
10307 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10309 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10310 the topmost argument register is not also included in the save mask.
10311 (mips16e_collect_argument_save_p): Take a pointer to the argument
10312 register, rather than a pointer to the number of arguments.
10313 (mips16e_collect_argument_saves): Only include argument saves
10314 that aren't in the register mask.
10316 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10318 PR rtl-optimization/32450
10319 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10320 to ensure that instructions are not moved into the prologue when
10321 profiling is on. Remove unused prologue_end variable.
10322 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10323 as a scheduling barrier.
10325 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10328 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10329 Disregard DECL_FROM_INLINE.
10331 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10333 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10334 IORing with a constant.
10336 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10338 PR rtl-optimization/32475
10339 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10340 for every definition of the stack pointer.
10342 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10344 * arm.c (vfp3_const_double_index): Copy signed results of
10345 REAL_VALUE_TO_INT into unsigned vars.
10347 2007-07-05 Richard Guenther <rguenther@suse.de>
10349 PR middle-end/32639
10350 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10352 * tree-ssa.c (useless_type_conversion_p): Check canonical
10355 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10357 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10358 zero_extendhisi2): Change to define_insn_and_split.
10359 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10361 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10363 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10364 pass_match_asm_constraints): New.
10365 * passes.c (init_optimization_passes): Add new pass.
10366 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10367 * function.h (struct function): Add has_asm_statement bit.
10368 (current_function_has_asm_statement): New.
10369 * tree-pass.h (pass_match_asm_constraints): New.
10371 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10373 * config/mips/mips.c (mips_file_start): Avoid declaration
10376 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10378 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10380 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10382 * rtl.def (NOTE): Change print format string to print
10383 operand 5 as a note insn name.
10385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10386 David Ung <davidu@mips.com>
10388 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10389 * doc/invoke.texi: (MIPS Options): Document them.
10391 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10392 David Ung <davidu@mips.com>
10394 Add support for SmartMIPS ASE.
10396 * optabs.c (expand_binop_directly): New, broken out from...
10397 (expand_binop): Here. Make it try rotating in the other
10398 direction even when the second operand isn't constant.
10399 * config/mips/mips.md (*lwxs): New.
10400 * config/mips/mips.opt (msmartmips): New.
10401 * config/mips/mips.c (mips_lwxs_address_p): New.
10402 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10403 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10404 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10405 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10406 (ISA_HAS_LWXS): New.
10407 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10408 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10409 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10410 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10411 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10412 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10413 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10415 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10417 * tree-vectorizer.c (new_loop_vec_info): Initialize
10418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10419 * tree-vectorizer.h (_loop_vec_info): Added new filed
10420 min_profitable_iters.
10421 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10422 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10423 * tree-vect-analyze.c (vect_analyze_operations): Set
10424 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10425 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10426 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10427 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10428 and prologue cost to after they are computed.
10429 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10430 TARG_VEC_STMT_COST.
10431 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10432 of creating vectors from scalars according to dt.
10433 (vect_model_store_cost): Likewise.
10434 (vectorizable_call): Use dt array instead of scalar dt. Call
10435 vect_model_simple_cost with additional argument dt.
10436 (vectorizable_assignment): Likewise.
10437 (vectorizable_operation): Likewise.
10438 (vectorizable_type_demotion): Likewise.
10439 (vectorizable_type_promotion): Likewise.
10440 (vectorizable_store): Use dt array instead of scalar dt. Call
10441 vect_model_store_cost with additional argument dt.
10442 (vect_do_peeling_for_loop_bound): Don't call
10443 vect_estimate_min_profitable_iters. Instead, lookup
10444 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10445 "may not be profitable".
10447 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10450 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10451 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10452 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10453 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10455 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10457 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10458 addressing modes cheaper.
10460 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10462 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10463 (dw_ranges_struct): Rename block_num to num. Adjust.
10464 (dw_ranges_by_label_struct): New.
10465 (ranges_by_label, ranges_by_label_allocated,
10466 ranges_by_label_in_use): New variables.
10467 (add_ranges_num): Factored most of the code out of...
10468 (add_ranges): ... this one. Rewrite in terms of the former.
10469 (add_ranges_by_labels): New.
10470 (output_ranges): Output by-label ranges.
10471 (dwarf2out_finish): Output range for multiple-section
10472 compile_unit. Output standard DW_AT_low_pc in addition to
10473 unexpected DW_AT_entry_pc.
10475 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10477 PR tree-optimization/32604
10478 PR tree-optimization/32606
10480 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10481 (compute_antic_safe): Removed.
10482 (ANTIC_SAFE_LOADS): Ditto.
10483 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10484 (execute_pre): Don't call compute_antic_safe.
10485 (vuse_equiv): New function.
10486 (make_values_for_stmt): Use it
10487 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10490 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10493 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10494 rather than a decl.
10495 (avr_attribute_table): Make "naked" attribute apply to function types
10496 rather than to decls.
10497 (avr_handle_fntype_attribute): New function.
10499 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10501 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10504 2007-07-04 David Ung <davidu@mips.com>
10505 Joseph Myers <joseph@codesourcery.com>
10507 * config/mips/mips.md (type): Add logical, signext and move.
10508 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10509 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10510 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10511 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10512 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10513 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10514 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10515 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10516 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10517 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10518 movv2sf_hardfloat_64bit): Use the new types.
10519 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10520 *movdf_softfloat, *movdf_mips16): Use "multi".
10521 (extendqihi2): Replace with a define_expand.
10522 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10523 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10524 * config/mips/74k.md (r74k_int_logical): New reservation and
10526 (r74k_int_arith): Remove "slt".
10527 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10528 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10529 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10530 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10531 reservations for "arith".
10533 2007-07-04 Richard Guenther <rguenther@suse.de>
10535 * tree-ssa.c (useless_type_conversion_p): Add handling for
10536 scalar float and vector types. Only call the types_compatible_p
10537 langhook for aggregate types as last resort. Follow the
10540 2007-07-04 Richard Guenther <rguenther@suse.de>
10542 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10543 the same as NOP_EXPR.
10545 2007-07-04 Nick Clifton <nickc@redhat.com>
10547 * target.h (struct gcc_target): Add target_help field.
10548 * target-def.h (TARGET_HELP): New.
10549 (TARGET_INITIALIZER): Use TARGET_HELP.
10550 * opts.c (command_handle_option): Invoke target_help function, if
10551 defined, when the user has specified --target-help on the command
10553 * doc/invoke.texi: Mention that --target-help might print
10554 additional information.
10555 * doc/tm.texi: Document TARGET_HELP hook.
10557 * arm.c (TARGET_HELP): Override default definition.
10558 (arm_target_help): New - display a wrapped list of cores and
10559 architectures supported.
10561 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10563 * config/v850/v850.c (expand_prologue): Make sure
10564 GEN_INT() argument is sign extended rather than zero extended.
10565 (expand_epilogue): Likewise.
10566 (output_move_double): Delete.
10567 * config/v850/v850-protos.h (output_move_double): Delete.
10568 * config/v850/v850.md (movdi): Delete.
10569 (*movdi_internal): Delete.
10571 (*movdf_internal): Delete.
10573 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10575 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10576 unless compiling RTP PIC.
10578 2007-07-04 Richard Guenther <rguenther@suse.de>
10580 PR tree-optimization/32482
10581 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10582 original ssa name if we didn't find a shift expression.
10583 Fix shift constant for bit zero test.
10585 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10587 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10589 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10591 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10592 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10593 * config/arm/vxworks.h (ASM_SPEC): Delete.
10594 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10596 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10598 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10599 (DDR_REVERSED_P): New.
10600 * tree-data-ref.c (initialize_data_dependence_relation,
10601 build_classic_dist_vector): Set DDR_REVERSED_P.
10603 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10605 PR middle-end/32457
10606 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10607 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10608 init_omega_for_ddr_1): Use non conservative number of iterations
10610 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10611 (analyze_siv_subscript): Remove FIXME and reinitialization of
10612 last_conflicts to chrec_dont_know.
10613 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10615 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10617 * tree.c (maybe_canonicalize_argtypes): Improve description.
10619 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10621 * tree.c (maybe_canonicalize_argtypes): New.
10622 (build_function_type): Set canonical type.
10623 (build_method_type_directly): Ditto.
10624 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10627 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10629 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10631 (rewrite_use_nonlinear_expr): Likewise.
10633 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10635 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10637 2007-07-04 Ben Elliston <bje@au.ibm.com>
10639 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10642 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10644 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10645 (Exception Handling): Likewise.
10647 2007-07-03 Jan Hubicka <jh@suse.cz>
10649 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10651 2007-07-03 Eric Christopher <echristo@apple.com>
10653 * doc/cppopts.texi: Add conflicting option note to -dM.
10654 * doc/invoke.texi: Add note about possible conflicts with
10655 -E for -dCHARS and note that -dM will not produce
10656 any results if there is no machine dependent reorg.
10658 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10660 * tree.h (DECL_ALIGN): Back out previous change.
10662 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10664 * configure.ac: Test for .dtprelword support on MIPS.
10665 * configure, config.in: Regenerate.
10666 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10667 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10669 2007-07-03 Julian Brown <julian@codesourcery.com>
10671 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10672 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10673 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10674 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10676 (all_fpus): Add FPUTYPE_VFP3.
10677 (fp_model_for_fpu): Add VFPv3 field.
10678 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10679 (vfp3_const_double_index): New function. Return integer index of
10680 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10682 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10683 and argument represents a valid RTX for a VFPv3 constant.
10684 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10686 (vfp_emit_fstmd): Similar, for fstmd.
10687 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10688 constants, represented as integer indices.
10689 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10690 VFP_REGNO_OK_FOR_DOUBLE macros.
10691 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10692 (arm_file_start): Set float-abi attribute for VFPv3, and output
10693 correct ".fpu" assembler directive.
10694 (arm_dbx_register_numbering): Add FIXME.
10695 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10696 (fputype): Add FPUTYPE_VFP3.
10697 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10698 (CALL_USED_REGISTERS): Likewise.
10699 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10700 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10701 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10702 (D7_VFP_REGNUM): New.
10703 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10704 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10705 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10706 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10707 (REG_ALLOC_ORDER): Adjust for VFPv3.
10708 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10709 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10710 VFP_LO_REGS, VFP_HI_REGS.
10711 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10712 (IS_VFP_CLASS): Define macro.
10713 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10715 (REGISTER_MOVE_COST): Likewise.
10716 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10717 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10718 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10719 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10720 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10721 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10722 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10723 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10724 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10725 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10726 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10727 where appropriate for single-word registers.
10728 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10729 As above. Fix type attributes.
10730 * config/arm/constraints.md (register_contraint "t"): Define.
10731 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10733 (register_constraint "x"): Define.
10734 (constraint "Dv"): Define.
10736 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10738 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10740 2007-07-03 Tom Tromey <tromey@redhat.com>
10742 * c-parser.c (objc_pq_context): Removed.
10743 (objc_need_raw_identifier): Likewise.
10744 (c_parser) <objc_pq_context>: New field.
10745 <objc_need_raw_identifier>: Likewise.
10746 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10747 (c_lex_one_token): Update.
10748 (c_parser_objc_protocol_definition): Update.
10749 (c_parser_objc_method_definition): Update.
10750 (c_parser_objc_methodproto): Update.
10751 (c_parser_declspecs): Update.
10753 2007-07-03 David Ung <davidu@mips.com>
10755 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10757 2007-07-03 David Ung <davidu@mips.com>
10758 Richard Sandiford <richard@codesourcery.com>
10760 * doc/invoke.texi: Document -march=74kf3_2.
10761 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10762 (TUNE_74K): Check for it.
10763 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10764 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10765 * config/mips/mips.md (cpu): Add 74kf3_2.
10766 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10767 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10768 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10769 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10770 74kf3_2 to the CPU list.
10771 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10772 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10773 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10774 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10775 (r74kf3_2_fxfer_from_c1): New insn reservations.
10777 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10778 David Ung <davidu@mips.com>
10780 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10781 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10782 and 74k[fx]. Document aliases for the new options.
10783 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10784 (PROCESSOR_24KF2_1): ...this.
10785 (PROCESSOR_24KX): Rename to...
10786 (PROCESSOR_24KF1_1): ...this.
10787 (PROCESSOR_74KF): Rename to...
10788 (PROCESSOR_74KF2_1): ...this.
10789 (PROCESSOR_74KX): Rename to...
10790 (PROCESSOR_74KF1_1): ...this.
10791 (TUNE_74K): Update PROCESSOR_* names.
10792 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10793 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10794 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10795 (mips_rtx_cost_data): Update processor names in comments.
10796 (mips_issue_rate): Update PROCESSOR_* names.
10797 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10798 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10799 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10800 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10801 Update cpu attribute names.
10802 (r24k_fpu_iss): Rename this reservation to...
10803 (r24kf2_1_fpu_iss): ...this and update all uses.
10804 (r24kx_fpu_iss): Rename this reservation to...
10805 (r24kf1_1_fpu_iss): ...this and update all uses.
10806 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10807 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10808 Update cpu attribute names.
10810 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10812 * config/m32r/constraints.md: New file.
10813 * config/m32r/m32r.c: Include tm-constrs.h.
10814 (small_data_operand): Use satisfies_constraint_* instead of macro.
10815 (addr24_operand, gen_compare): Likewise.
10816 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10817 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10818 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10819 EXTRA_CONSTRAINT): Likewise.
10820 * config/m32r/m32r.md: Include constraints.md.
10821 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10822 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10823 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10824 (two_insn_const_operand, int8_operand, uint16_operand,
10825 reg_or_int16_operand, reg_or_uint16_operand,
10826 reg_or_cmp_int16_operand, cmp_int16_operand,
10827 seth_add3_operand): Likewise.
10829 2007-07-03 Eric Christopher <echristo@gmail.com>
10831 * libgcc2.h: Conditionally declare __bswapsi2 and
10834 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10836 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10839 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10842 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10843 (__gthrw_pragma): Provide default definition.
10844 (__gthrw2): Use it.
10845 * gthr-posix.c (__gthrw_pragma): Define.
10847 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10849 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10850 before declaring inequality.
10852 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10854 * combine.c (recog_for_combine): Log the success or failure of
10855 matching new insn patterns against the machine description in
10858 2007-07-03 Revital Eres <eres@il.ibm.com>
10860 * ddg.c (print_sccs): New function.
10861 (check_sccs): New function.
10862 (create_ddg_all_sccs): Use it.
10863 * ddg.h (print_sccs): Declare.
10864 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10866 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10868 * targhooks.h (default_mode_for_suffix): New function declaration.
10869 * targhooks.c (default_mode_for_suffix): New default target hook.
10870 * target.h (struct c): New structure in the targetm struct.
10871 (mode_for_suffix): New target hook as part of struct c.
10872 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10873 default_mode_for_suffix.
10874 (TARGET_C): New define.
10875 * c-lex.c: Include "target.h".
10876 (interpret_float): Use targetm.c.mode_for_suffix to determine
10877 the mode for a given non-standard suffix.
10878 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10880 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10881 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10883 * doc/extend.texi (Floating Types): New node. Document __float80 and
10884 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10886 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10889 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10890 predicate instead of target_operand.
10891 (divsi3_i1_media, divsi3_media_2): Likewise.
10893 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10895 * tree.h (alias_sets_might_conflict_p): Rename into
10896 alias_sets_must_conflict_p.
10897 * alias.c (alias_sets_might_conflict_p): Likewise.
10898 (alias_sets_conflict_p): Use it.
10899 (objects_must_conflict_p): Likewise.
10900 * c-common.c (strict_aliasing_warning): Adjust.
10902 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10904 * rtlhooks.c (gen_lowpart_if_possible): Check for
10905 invalid subreg before calling gen_lowpart_SUBREG.
10907 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10909 * config/darwin9.h: Add copyright notice.
10910 (LINK_COMMAND_SPEC): Add comment.
10911 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10912 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10913 DARWIN_LIBSYSTEM_HAS_UNWIND.
10915 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10918 * omp-low.c (check_combined_parallel): New function.
10919 (lower_omp_parallel): Call it via walk_stmts, set
10920 OMP_PARALLEL_COMBINED if appropriate.
10921 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10922 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10923 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10924 don't consider it as combined parallel.
10926 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10928 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10929 (gcc_tooldir): Likewise.
10930 * configure: Regenerate.
10931 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10932 old configure.ac gcc_tooldir setting.
10933 (prefix_to_exec_prefix): New variable.
10934 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10935 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10937 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10939 Fix PR tree-optimization/32583
10940 Fix PR tree-optimization/32584
10941 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10942 (phi_translate_set): Use phi_translate directly now.
10943 (make_values_for_stmt): Don't value number RHS if we already know
10946 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10947 Jim Wilson <wilson@specifix.com>
10950 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10953 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10954 Richard Sandiford <richard@codesourcery.com>
10955 Nigel Stephens <nigel@mips.com>
10957 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10958 (mips16e_output_save_restore): Declare.
10959 (mips16e_save_restore_pattern_p): Likewise.
10960 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10961 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10962 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10963 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10964 (BITSET_P): New global macro, extracted from...
10965 (mips_for_each_saved_reg): ...here.
10966 (mips16e_save_restore_info): New struct.
10967 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10968 (mips16e_save_restore_regs): New variable.
10969 (mips_split_plus, mips16e_find_first_register): New functions.
10970 (mips16e_mask_registers): New function.
10971 (compute_frame_size): Expand the commentary before the function.
10972 Enforce the MIPS16e save and restore register range restrictions.
10973 Pad the general register save area at the low end.
10974 (mips16e_save_restore_reg, mips16e_build_save_restore)
10975 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10976 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10977 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10979 (mips_expand_prologue, mips_expand_epilogue): Handle
10980 GENERATE_MIPS16E_SAVE_RESTORE.
10981 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10983 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10985 PR tree-optimization/31966
10986 PR tree-optimization/32533
10987 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10988 "basic_block" description as its third argument. Update function
10989 calls to get destination bb from "edge" argument. Save "cond" into
10990 aux field of the edge. Update prototype for changed arguments.
10991 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10993 (find_phi_replacement_condition): Operate on incoming edges, not
10994 on predecessor blocks. If there is a condition saved in the
10995 incoming edge aux field, AND it with incoming bb predicate.
10996 Return source bb of the first edge.
10997 (clean_predicate_lists): Clean aux field of outgoing node edges.
10998 (tree_if_conversion): Do not initialize cond variable. Move
10999 variable declaration into the loop.
11000 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11001 initializations of new_stmt, arg0 and arg1 variables.
11003 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11005 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11006 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11008 2007-07-02 Richard Guenther <rguenther@suse.de>
11010 * tree-ssa.c (useless_type_conversion_p): Document
11011 future intent as defining the middle-end type system.
11012 Re-structure to call langhook last, group by type class,
11013 mark questionable parts.
11015 2007-07-02 Richard Guenther <rguenther@suse.de>
11017 * tree-flow.h (types_compatible_p): Declare.
11018 * tree-ssa.c (types_compatible_p): New function.
11019 * ipa-type-escape.c (discover_unique_type): Use
11020 types_compatible_p instead of lang_hooks.types_compatible_p.
11021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11022 * tree-vn.c (expressions_equal_p): Likewise.
11023 * tree.c (fields_compatible_p): Likewise.
11024 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11025 (cprop_operand): Use useless_type_conversion_p instead of
11026 lang_hooks.types_compatible_p.
11027 * tree-inline.c (setup_one_parameter): Likewise.
11028 (declare_return_variable): Likewise.
11029 * tree-nrv.c (tree_nrv): Likewise.
11030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11031 (maybe_fold_offset_to_component_ref): Likewise.
11032 (maybe_fold_offset_to_reference): Likewise.
11033 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11034 (merge_alias_info): Likewise.
11035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11036 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11037 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11038 * tree-tailcall.c (find_tail_calls): Likewise.
11039 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11040 * gimplify.c (canonicalize_addr_expr): Likewise.
11041 (fold_indirect_ref_rhs): Likewise.
11042 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11043 (cpt_same_type): Likewise.
11044 (check_pointer_types_r): Swap parameters to cpt_same_type
11046 * fold-const.c (fold_convert): Revert fix for PR15988.
11047 * tree-inline.c (setup_one_parameter): Instead fix it here by
11048 using fold_build1 instead of fold_convert and checking for
11049 error_mark_node. Convert only if the conversion is necessary.
11051 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11053 * configure.ac: Check for .gnu_attribute on Power.
11054 * configure: Regenerate.
11055 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11056 attribute for floating-point ABI.
11058 2007-07-02 Ira Rosen <irar@il.ibm.com>
11060 PR tree-optimization/32230
11061 PR tree-optimization/32477
11062 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11063 address is a constant.
11065 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11067 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11068 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11069 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11070 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11071 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11072 64-bit targets. Add support for *-elfoabi*.
11073 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11074 different settings if $(tm_defines) does not select the EABI.
11075 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11076 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11077 (MIPS_ARCH_OPTION_SPEC): Likewise.
11078 (MIPS_ISA_LEVEL_SPEC): Likewise.
11079 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11080 * config/mips/elfoabi.h: New file.
11082 2007-07-02 Richard Guenther <rguenther@suse.de>
11084 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11085 (useless_type_conversion_p): ... this.
11086 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11087 (useless_type_conversion_p): ... this.
11088 * builtins.c (fold_builtin_memory_op): Rename
11089 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11090 * tree-cfg.c (verify_expr): Likewise.
11091 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11092 * tree-ssa-ccp.c (ccp_fold): Likewise.
11093 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11094 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11096 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11097 * tree-ssa-pre.c (eliminate): Likewise.
11098 * tree-ssa.c (delete_tree_ssa): Likewise.
11099 (tree_ssa_useless_type_conversion): Likewise.
11100 * tree.c (build2_stat): Likewise.
11102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11104 Fix PR tree-optimization/32571
11105 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11108 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11111 and other expected operations explicitly, change default to
11114 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11116 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11118 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11119 (tls_load_dot_plus_eight): Move the label number into the unspec.
11120 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11122 2007-07-01 Andreas Schwab <schwab@suse.de>
11124 * dwarf2out.c (initial_return_save): Define only if used.
11126 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11128 Unreverting Richard's Revert of:
11130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11132 * dce.c (deletable_insn_p_1): New function, split out from...
11133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11134 specially, not those inside PARALLELs. Remove BODY argument
11135 and adjust recursive call accordingly.
11136 (prescan_insns_for_dce): Update call to delete_insn_p.
11138 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11139 Revital Eres <eres@il.ibm.com>
11141 * ddg.c (create_ddg_all_sccs): Fix missed
11142 initialization of scc_nodes.
11144 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11146 PR middle-end/32559
11147 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11148 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11150 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11152 * configure.ac: Check for .gnu_attribute on MIPS.
11153 * configure, config.in: Regenerate.
11154 * config/mips/mips.c (mips_file_start): If supported, output
11155 attribute for floating-point ABI.
11157 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11160 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11161 (ffs_cmove): New expander to expand using ctz pattern.
11162 (*ffs_cmove): Remove pattern.
11163 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11164 (ffsdi2): Expand using ctz pattern.
11165 (*ffs_rex64): Remove pattern.
11167 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11169 PR rtl-optimization/32296
11170 * pa.md (return): Delete pattern.
11171 (return_internal): Remove "(const_int 1)" from pattern.
11172 (epilogue): Use return_internal pattern for trivial returns.
11173 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11174 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11178 * tree-ssa-pre.c (is_exception_related): New function
11179 (can_value_number_operation): Use it.
11181 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11183 Fix PR tree-optimization/32540
11184 Fix PR tree-optimization/31651
11186 * tree-ssa-sccvn.c: New file.
11188 * tree-ssa-sccvn.h: Ditto.
11190 * tree-vn.c: Include tree-ssa-sccvn.h
11191 (val_expr_paid_d): Removed.
11192 (value_table): Ditto.
11193 (vn_compute): Ditto.
11194 (val_expr_pair_hash): Ditto.
11195 (val_expr_pair_expr_eq): Ditto.
11196 (copy_vuses_from_stmt): Ditto.
11197 (vn_delete): Ditto.
11199 (shared_vuses_from_stmt): Ditto.
11200 (print_creation_to_file): Moved up.
11201 (sort_vuses): Ditto.
11202 (sort_vuses_heap): Ditto.
11203 (set_value_handle): Make non-static.
11204 (make_value_handle): Ditto.
11205 (vn_add): Rewritten to use sccvn lookups.
11206 (vn_add_with_vuses): Ditto.
11207 (vn_lookup): Ditto (and second argument removed).
11208 (vn_lookup_with_vuses): Ditto.
11209 (vn_lookup_or_add): Ditto (and second argument removed);
11210 (vn_lookup_or_add_with_vuses): Ditto.
11211 (vn_lookup_with_stmt): New.
11212 (vn_lookup_or_add_with_stmt): Ditto.
11213 (create_value_handle_for_expr): Ditto.
11215 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11216 (seen_during_translate): New function.
11217 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11218 (phi_trans_add): Ditto.
11219 (constant_expr_p): FIELD_DECL is always constant.
11220 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11221 Use constant_expr_p.
11222 Avoid infinite recursion on mutually valued expressions.
11223 Change callers of vn_lookup_or_add.
11224 (phi_translate): New function.
11225 (compute_antic_safe): Allow phi nodes.
11226 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11227 (find_or_generate_expression): Rewrite slightly.
11228 (create_expression_by_pieces): Updated for vn_lookup_or_add
11230 Update VN_INFO for new names.
11231 (insert_into_preds_of_block): Update for new names.
11232 (add_to_exp_gen): New function.
11233 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11234 (find_existing_value_expr): Rewrite to changed vn_lookup.
11235 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11236 (try_look_through_load): Removed.
11237 (try_combine_conversion): Ditto.
11238 (get_sccvn_value): New function.
11239 (make_values_for_phi): Ditto.
11240 (make_values_for_stmt): Ditto.
11241 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11243 (init_pre): Update for SCCVN changes.
11245 (execute_pre): Ditto.
11247 * tree-flow.h (make_value_handle): Declare.
11248 (set_value_handle): Ditto.
11249 (sort_vuses_heap): Ditto.
11250 (vn_lookup_or_add_with_stmt): Ditto.
11251 (vn_lookup_with_stmt): Ditto.
11252 (vn_compute): Remove.
11254 (vn_delete): Ditto.
11255 (vn_lookup): Update arguments.
11257 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11258 (tree-vn.o): Ditto.
11259 (tree-ssa-sccvn.o): New.
11260 (OBJS-common): Add tree-ssa-sccvn.o
11262 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11265 * c-typeck.c (build_external_ref): Don't mark as used if called
11267 * calls.c (rtx_for_function_call): Likewise.
11269 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11273 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11275 * dce.c (deletable_insn_p_1): New function, split out from...
11276 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11277 specially, not those inside PARALLELs. Remove BODY argument
11278 and adjust recursive call accordingly.
11279 (prescan_insns_for_dce): Update call to delete_insn_p.
11281 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11283 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11284 (try_combine): Move potential calls to undo_all() so they happen
11285 before we commit to using the combined insns.
11287 2006-06-30 Jan Hubicka <jh@suse.cz>
11289 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11292 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11294 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11295 (cgraph_remove_unreachable_nodes): Likewise.
11296 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11297 * ipa-inline.c (update_caller_keys): Cast according to the coding
11299 (cgraph_decide_recursive_inlining): Likewise.
11300 (cgraph_decide_inlining_of_small_function): Likewise.
11301 (try_inline): Likewise.
11302 (cgraph_decide_inlining_incrementally): Likewise.
11303 * ipa-pure-const.c (get_function_state): Likewise.
11304 (scan_function): Likewise.
11305 (analyze_function): Likewise.
11306 (static_execute): Likewise.
11307 * ipa-reference.c (scan_for_static_refs): Likewise.
11308 (merge_callee_local_info): Likewise.
11309 (analyze_function): Use type safe memory macros.
11310 (static_execute): Likewise. Cast according to the coding conventions.
11311 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11313 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11315 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11316 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11319 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11321 PR middle-end/30024
11322 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11323 for complex modes (both int and real).
11325 2007-06-29 Jan Hubicka <jh@suse.cz>
11327 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11329 2007-06-29 Jan Hubicka <jh@suse.cz>
11331 PR middle-end/32372
11332 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11335 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11338 * config/avr/avr.c: Include dataflow header file.
11339 (expand_prologue): Adjust for prologue insn change.
11340 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11343 2007-06-29 Richard Guenther <rguenther@suse.de>
11345 PR middle-end/32493
11346 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11347 during type verification.
11349 2007-06-29 Jan Hubicka <jh@suse.cz>
11351 * recog.c (validate_change_rtx_1): Unshare TO argument.
11353 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11355 PR tree-optimization/24659
11356 * tree-vect-transform.c (vectorizable_call): Handle
11357 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11359 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11360 * config/i386/i386.c (enum ix86_builtins)
11361 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11362 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11364 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11365 const using def_builtin_const.
11366 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11367 input operands in the same modes as the result.
11368 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11370 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11372 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11373 (df_set_dead_notes_for_mw): Likewise.
11375 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11377 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11379 2007-06-28 DJ Delorie <dj@redhat.com>
11381 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11383 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11385 * doc/invoke.texi (C++ Dialect Options): Document
11386 fvisibility-ms-compat.
11387 * c.opt (fvisibility-ms-compat): New.
11389 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11392 * tree-affine.c (aff_combination_add_elt): Handle
11393 pointer addition specially.
11395 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11397 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11398 decl is non-external for AIX ABI.
11400 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11402 * config/rs6000/predicates.md (current_file_function_operand):
11403 Ensure the symbol is non-external for AIX ABI.
11405 2007-06-28 Nick Clifton <nickc@redhat.com>
11407 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11408 (fdce, fdse, fpredictive-commoning): Likewise.
11410 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11413 * gcc.c (process_command): Recognize the new -static-libgfortran
11416 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11419 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11420 Use a call clobbered hard reg instead of a pseudo reg.
11422 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11424 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11426 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11429 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11430 REG_LIBCALL and REG_RETVAL notes.
11431 (divsi3, mulsi3): Likewise.
11432 (mulhisi3): Likewise. Use emit_libcall_block.
11433 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11435 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11437 PR rtl-optimization/32481
11438 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11440 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11442 * dce.c (deletable_insn_p_1): New function, split out from...
11443 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11444 specially, not those inside PARALLELs. Remove BODY argument
11445 and adjust recursive call accordingly.
11446 (prescan_insns_for_dce): Update call to delete_insn_p.
11448 2007-06-27 Richard Guenther <rguenther@suse.de>
11450 PR middle-end/32492
11451 * tree.h (fold_convertible_p): Declare.
11452 * fold-const.c (fold_convertible_p): New function.
11453 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11454 instead of lang_hooks.types_compatible_p.
11456 2007-06-26 Jan Hubicka <jh@suse.cz>
11458 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11459 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11460 early use validate_unshare_change.
11461 (reload_combine): Likewise.
11462 * recog.c (change_t): New field unshare.
11463 (validate_change_1): Rename from validate_change; add argument unshare.
11464 (validate_change): Turn into wrapper of validate_change_1; update
11465 prototype for bools.
11466 (validate_unshare_change): New.
11467 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11468 calls of df_insn_rescan.
11469 * recog.h (validate_change): Replace ints by bools.
11470 (validate_unshare_change): Declare.
11472 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11474 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11476 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11478 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11480 2007-06-25 Jan Hubicka <jh@suse.cz>
11482 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11484 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11485 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11486 places other call site specific checks are performed.
11488 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11491 * tree-vect-transform.c (vectorizable_operation): Convert
11492 POINTER_PLUS_EXPR over to PLUS_EXPR.
11494 2007-06-25 Chao-ying Fu <fu@mips.com>
11496 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11497 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11498 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11499 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11501 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11502 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11503 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11504 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11505 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11506 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11507 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11508 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11509 ALL_FIXED_POINT_MODE_P): New define.
11510 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11512 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11514 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11515 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11516 MODE_VECTOR_UACCUM): New mode classes.
11518 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11519 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11520 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11523 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11524 (blank_mode): Initialize ibit and fbit.
11525 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11526 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11528 (new_adjust): Change required_class to required_class_from and
11529 required_class_to for testing within a range.
11530 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11531 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11532 MODE_VECTOR_UACCUM.
11533 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11534 (make_fixed_point_mode): New.
11535 (_ADD_ADJUST): Change C to C1 and C2.
11536 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11537 use a range for machine classes.
11538 (ADJUST_IBIT, ADJUST_FBIT): New.
11539 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11541 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11542 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11543 Emit adjustment for ibit and fbit.
11544 (emit_mode_ibit, emit_mode_fbit): New.
11545 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11547 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11549 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11550 as the source of the set.
11552 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11554 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11555 FP_REGNO_P): Use IN_RANGE.
11556 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11557 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11558 (DATA_REG_P): Use DATA_REGNO_P.
11559 (FP_REG_P): Use FP_REGNO_P.
11560 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11561 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11562 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11564 2007-06-24 Jan Hubicka <jh@suse.cz>
11566 PR middle-end/30563
11567 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11569 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11571 PR middle-end/32461
11572 * fold-const.c (fold_binary): Strip nops of operand 0
11573 of BIT_NOT_EXPR before calling operand_equal_p.
11574 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11575 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11577 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11579 * doc/extend.texi: Document that dllimport and dllexport imply
11580 default visibility.
11581 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11582 imported or exported declaration, including type declarations.
11583 * c-common.c (handle_visibility_attribute): Check for conflicts
11584 with dllimport/dllexport.
11585 (c_determine_visibility): Handle dllimport/dllexport as an
11586 explicit visibility atttribute.
11588 2007-06-23 Richard Guenther <rguenther@suse.de>
11590 PR tree-optimization/16876
11591 PR middle-end/29478
11592 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11594 * tree-inline.c (initialize_inlined_parameters): Do not call
11595 lang_hooks.tree_inlining.convert_parm_for_inlining.
11596 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11597 reason for mismatched types.
11598 * gimplify.c (gimplify_call_expr): Verify the call expression
11599 arguments match the called function type signature. Otherwise
11600 mark the call expression to be not considered for inlining
11601 using CALL_CANNOT_INLINE_P flag.
11602 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11603 edges call expression.
11604 (cgraph_decide_inlining_of_small_function): Likewise.
11605 (cgraph_decide_inlining): Likewise.
11606 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11608 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11609 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11610 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11611 Remove declaration.
11612 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11613 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11615 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11616 convert_parm_for_inlining member.
11618 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11621 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11622 Remove optimization for GT.
11624 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11626 PR middle-end/32437
11627 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11629 (prescan_insns_for_dce): Add extra parameter.
11631 2007-06-23 Jan Hubicka <jh@suse.cz>
11633 PR middle-end/31541
11634 * gimplify.c (mark_addressable): New function.
11635 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11639 PR middle-end/32374
11640 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11642 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11645 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11646 moves between MMX/SSE registers to at least 8 units to prevent
11647 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11649 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11651 * config/i386/i386.c (override_options): Correct x86_sahf
11654 2007-06-21 David Daney <ddaney@avtrex.com>
11657 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11658 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11659 (exception_receiver): Renamed to ...
11660 (nonlocal_goto_receiver): ... this.
11662 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11664 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11665 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11666 partial register accesses.
11668 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11670 * fold-const.c (debug_fold_checksum): Move it under
11671 ENABLE_FOLD_CHECKING.
11673 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11675 PR middle-end/20623
11676 * tree.h (debug_fold_checksum): Declared.
11677 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11678 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11679 build_fold_addr_expr_with_type_1.
11680 (fold_addr_expr, debug_fold_checksum): New.
11681 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11682 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11683 Use fold_addr_expr.
11685 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11687 PR tree-optimization/19590
11688 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11689 of scev is a constant.
11691 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11693 * df-problems.c (df_note_bb_compute): Made computation of live
11694 info consistent with df_lr.
11696 2007-06-21 Richard Guenther <rguenther@suse.de>
11698 PR tree-optimization/32453
11699 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11700 for pointer anti-range.
11702 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11704 * config/i386/i386.c (processor_target_table): Increase maximum
11705 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11708 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11709 byte alignment if > 8 byte alignment is preferred.
11710 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11712 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11714 PR tree-optimization/31866
11715 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11716 if ASM_EXPR's input is not a SSA_NAME.
11718 PR middle-end/32362
11719 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11720 but decl is a global var, instead return decl.
11721 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11722 even for is_global_var decls, if they are private in some outer
11725 2007-06-21 Richard Guenther <rguenther@suse.de>
11727 PR tree-optimization/32451
11728 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11730 2007-06-21 Christian Bruel <christian.bruel@st.com>
11732 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11733 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11734 (push_regs): Changed saving order or banked registers.
11735 (sh_expand_epilogue): Likewise.
11736 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11737 (FIRST_BANKED_REG): Likewise.
11738 (LAST_BANKED_REG): Likewise.
11739 * config/sh/sh.md (banked) New attribute.
11740 (in_delay_slot): Check banked attribute.
11742 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11744 PR tree-optimization/32075
11745 * tree-data-ref.c (subscript_dependence_tester_1,
11746 analyze_miv_subscript, analyze_overlapping_iterations,
11747 add_distance_for_zero_overlaps, build_classic_dist_vector,
11748 subscript_dependence_tester_1, analyze_overlapping_iterations,
11749 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11750 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11751 to evolution_function_is_affine_multivariate_p.
11753 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11755 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11757 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11760 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11762 * config/m32c/prologue.md (epilogue_exitd_16): New.
11763 (epilogue_reit_16): New.
11764 (epilogue_exitd): Rename to epilogue_exitd_24.
11765 (epilogue_reit): Rename to epilogue_reit_24.
11767 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11768 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11770 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11772 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11773 if dbg_cnt (sched_insn) reaches the limit.
11774 (choose_ready): New parameter INSN_PTR and new return value.
11775 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11776 the new return value from choose_ready.
11777 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11778 (rest_of_handle_global_alloc): New global_alloc_at_func.
11780 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11782 PR tree-optimization/25737
11783 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11784 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11785 * tree-flow.h (struct fieldoff): Add new field alias_set.
11786 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11787 argument addressable_type. Set alias_set of fieldoff.
11788 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11789 (create_overlap_variables_for): Pass alias_set from fieldoff to
11791 * alias.c (get_alias_set): Use alias_set from SFT if set.
11793 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11795 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11796 of a variable as an unsigned HOST_WIDE_INT integer.
11798 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11800 PR rtl-optimization/32405
11801 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11803 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11805 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11807 PR middle-end/31959
11808 * builtins.c: Include diagnostic.h.
11809 (expand_builtin_expect): Make gcc_assert more permissive.
11810 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11812 PR inline-asm/32109
11813 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11816 PR middle-end/32285
11817 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11818 if ACCUMULATE_OUTGOING_ARGS.
11820 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11822 * config/m68hc11/m68hc11.c: Include dataflow header file.
11823 (m68hc11_reorg): Port to dataflow.
11825 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11827 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11828 (struct df_problem.free_blocks_on_set_blocks): New field.
11829 (struct dataflow.optional_p): New field.
11830 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11831 (df_live_set_all_dirty): New function.
11832 * df-scan.c (df_scan_alloc): Initialize optional_p.
11833 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11834 * df-core.c (df_set_blocks): Removed use of
11835 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11836 df_problem.free_blocks_on_set_blocks to determine which blocks are
11838 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11839 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11840 uses dataflow.optional_p to determine if problem should be
11842 (rest_of_handle_df_initialize): Only start live problem if
11844 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11845 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11846 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11847 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11848 problem_NOTE): Initialize free_blocks_on_set_blocks.
11849 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11851 (df_live_set_all_dirty, df_note_alloc): New function.
11852 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11854 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11855 * postreload.c (reload_combine): Ditto.
11856 * cse.c (cse_extended_basic_block): Ditto.
11857 * regmove.c (mark_flags_life_zones): Ditto.
11858 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11859 erase_matching_seqs): Ditto.
11860 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11861 * integrate (allocate_initial_values): Ditto.
11862 * combine.c (reg_dead_at_p): Ditto.
11863 * resource.c (mark_target_live_regs): Ditto.
11864 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11865 * config/sh/sh.c (find_r0_life_regions): Ditto.
11866 * global.c (rest_of_handle_global_alloc): Only add back df_live
11868 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11869 df_live for -O > 1.
11870 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11872 (if_convert): Make sure df_live is there at -O == 1.
11873 (pass_if_after_combine): Cleanup flags.
11874 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11875 is there at -O == 1.
11877 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11879 * config/arm/arm.c (arm_get_frame_offsets): Set
11880 offsets->locals_base to avoid negative stack size.
11881 (thumb1_expand_prologue): Assert on negative stack size.
11883 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11885 PR tree-optimization/32367
11886 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11887 of the chrec has no evolution in that loop.
11888 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11890 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11892 * config/xtensa/xtensa.c: Include "df.h".
11893 (xtensa_builtin_saveregs): Use adjust_address instead of
11895 (xtensa_va_start): Invoke make_tree with sizetype for
11896 expand_builtin_saveregs and then convert the result to a pointer.
11897 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11898 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11899 Subtract argument size from index value as integers and then use
11900 POINTER_PLUS_EXPR to add the result to the array address.
11902 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11905 * config/m32c/m32c.c: Include dataflow header file.
11906 (m32c_emit_prologue): Adjust for prologue insn change.
11907 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11908 once inside a PARALLEL. Assume frame size passed in operand 0
11909 includes space to save the fb register.
11910 (prologue_enter_24): Likewise.
11911 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11913 2007-06-19 David Daney <ddaney@avtrex.com
11916 * config/mips/mips.md (cprestore): Mark $gp as used.
11918 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11921 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11922 (frv_ifcvt_modify_insn): Likewise.
11924 2007-06-19 Richard Guenther <rguenther@suse.de>
11926 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11927 only handle positive offsets that fit in a HOST_WIDE_INT.
11929 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11931 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11932 result of rsqrt insn for zero input argument to avoid NaN.
11934 2007-06-19 Richard Guenther <rguenther@suse.de>
11936 PR middle-end/31950
11937 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11939 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11941 PR tree-optimization/32353
11942 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11944 2007-06-19 Nick Clifton <nickc@redhat.com>
11946 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11948 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11951 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11952 * config/i386/i386.c (assign_386_stack_local): Assert that
11953 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11954 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11955 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11956 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11958 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11960 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11962 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11964 PR rtl-optimization/32321
11965 * gcse.c (replace_store_insn): Update the note before
11966 calling emit_insn_after.
11968 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11970 PR middle-end/32355
11971 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11973 * df-problems.c (df_note_bb_compute): Fix dumping info.
11975 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11977 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11978 insn with emit_jump_insn.
11980 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11982 PR tree-optimization/32383
11983 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11984 * targhooks.h (default_builtin_reciprocal): Update prototype.
11985 * target.h (struct gcc_target): Update builtin_reciprocal.
11986 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11987 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11988 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11989 when fndecl is in BUILT_IN_MD class.
11990 (execute_convert_to_rsqrt): Ditto.
11992 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11993 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11994 Convert BUILT_IN_SQRTF code only when md_fn is false.
11996 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11998 * bt-load.c (move_btr_def): Fix the order of arguments
11999 to validate_replace_rtx.
12001 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12003 * config/m68k/m68k-devices.def: Add 54450..54455.
12005 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12007 PR rtl-optimization/32366
12008 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12009 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12012 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12014 PR middle-end/32349
12015 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12016 this is true, rescan insn being modified.
12017 (sms_schedule): Added rescan parameter.
12018 (rest_of_handle_sms): Moved freeing of dominance info to before
12019 getting out of cfg_layout.
12021 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12023 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12024 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12027 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12028 FL_CF_EMAC from the entry for isac.
12030 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12031 (const_sibcall_operand): New.
12032 (sibcall_operand): Use it.
12033 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12034 (m68k_isas): ISAC does not imply FPU or EMAC.
12035 (override_options): Add ISA_C logic for symbolic jump & call.
12037 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12039 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12040 return mode from the builtin itself.
12041 (sparc_fold_builtin): Fix cast of zero constant.
12043 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12045 * targhooks.c (default_builtin_reciprocal): New default target hook.
12046 * targhooks.h (default_builtin_reciprocal): Add prototype.
12047 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12048 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12049 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12050 default_builtin_reciprocal.
12052 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12054 PR middle-end/31723
12055 * hooks.c (hook_tree_tree_bool_null): New hook.
12056 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12057 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12058 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12059 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12060 and convert it to reciprocal a*rfunc(b).
12061 (execute_convert_to_rsqrt): New function.
12062 (gate_convert_to_rsqrt): New function.
12063 (pass_convert_to_rsqrt): New pass definition.
12064 * target.h (struct gcc_target): Add builtin_reciprocal.
12065 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12066 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12067 TARGET_BUILTIN_RECIPROCAL.
12068 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12070 * config/i386/i386.h (TARGET_RECIP): New define.
12071 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12072 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12073 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12074 and not optimizing for size.
12075 (*rcpsf2_sse): New insn pattern.
12076 (*rsqrtsf2_sse): Ditto.
12077 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12078 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12079 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12080 and not optimizing for size.
12081 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12082 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12083 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12084 and not optimizing for size.
12085 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12086 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12087 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12088 and not optimizing for size.
12089 (*sse_rsqrtv4sf2): Do not export.
12090 (sqrtv4sf2): Ditto.
12091 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12092 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12093 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12094 and not optimizing for size.
12095 (sqrtv4sf2): Ditto.
12096 * config/i386/i386.opt (mrecip): New option.
12097 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12098 (ix86_emit_swsqrtsf): Ditto.
12099 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12100 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12101 builtin definition.
12102 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12103 ix86_expand_unop1_builtin.
12104 (ix86_emit_swdivsf): New function.
12105 (ix86_emit_swsqrtsf): Ditto.
12106 (ix86_builtin_reciprocal): New function.
12107 (TARGET_BUILTIN_RECIPROCAL): Use it.
12108 (ix86_vectorize_builtin_conversion): Rename from
12109 ix86_builtin_conversion.
12110 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12111 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12112 "i386 and x86_64 Options" section.
12113 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12115 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12116 Zdenek Dvorak <dvorakz@suse.cz>
12117 Richard Guenther <rguenther@suse.de>
12118 Kaz Kojima <kkojima@gcc.gnu.org>
12120 * tree-vrp.c (compare_values_warnv): Convert val2 to
12122 (extract_range_from_assert): Create
12123 POINTER_PLUS_EXPR for pointer types.
12124 (extract_range_from_binary_expr): Handle
12125 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12127 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12128 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12129 POINTER_PLUS_EXPR as PLUS_EXPR.
12130 (number_of_iterations_lt_to_ne):
12131 For pointer types, use sizetype when
12132 creating MINUS_EXPR/PLUS_EXPRs.
12133 (assert_loop_rolls_lt): For pointer types, use sizetype when
12134 creating MINUS_EXPR/PLUS_EXPRs.
12135 (number_of_iterations_le): Likewise.
12136 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12137 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12138 like PLUS_EXPR and MINUS_EXPR.
12139 * tree-pretty-print.c (dump_generic_node): Handle
12141 (op_prio): Likewise.
12142 (op_symbol_1): Likewise.
12143 * optabs.c (optab_for_tree_code): Likewise.
12144 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12146 * tree-tailcall.c (process_assignment): Mention
12147 POINTER_PLUS_EXPR in a TODO comment.
12148 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12149 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12150 not used with a pointer and an integer type.
12151 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12152 increment using chrec_convert_rhs instead of chrec_convert.
12153 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12154 PLUS_EXPR except for the right hand side's type will be
12156 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12157 (fold_used_pointer_cast): Kill.
12158 (pointer_offset_p): Kill.
12159 (fold_used_pointer): Kill.
12160 (pointer_used_p): Kill.
12161 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12162 call fold_used_pointer.
12163 (instantiate_parameters_1): Convert the increment
12164 using chrec_convert_rhs instead of chrec_convert.
12165 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12166 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12167 instead of PLUS_EXPR.
12168 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12169 PLUS_EXPR for pointers.
12170 (std_gimplify_va_arg_expr): Likewise.
12171 (fold_builtin_memory_op): Likewise.
12172 (fold_builtin_strstr): Likewise.
12173 (fold_builtin_strchr): Likewise.
12174 (fold_builtin_strrchr): Likewise.
12175 (fold_builtin_strpbrk): Likewise.
12176 (expand_builtin_memory_chk): Likewise.
12177 (fold_builtin_memory_chk): Likewise.
12178 (std_expand_builtin_va_start): Use
12179 sizetype for the call to make_tree and then convert
12180 to the pointer type.
12181 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12182 instead of PLUS_EXPR for adding to a pointer.
12183 (std_gimplify_va_arg_expr): Use fold_build2 for
12184 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12185 the operands to sizetype first and then cast the BIT_AND_EXPR
12186 back to the pointer type.
12187 * fold-const.c (build_range_check): Handle pointer types
12189 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12190 of PLUS_EXPR's. Make sure the offset is converted to
12192 (try_move_mult_to_index): Strip the NOPs from the offset.
12193 Remove code argument and replace all uses with PLUS_EXPR.
12194 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12195 specially. Don't use a pointer type for MINUS_EXPR.
12196 (fold_unary): Handle for (T1)(X op Y),
12197 only p+ as that is the only as that can be handled for
12198 binary operators now.
12199 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12201 <case PLUS_EXPR>: Add folding of PTR+INT into
12203 Don't call try_move_mult_to_index.
12204 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12205 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12206 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12207 Don't call try_move_mult_to_index.
12208 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12209 (tree_expr_nonzero_p): Likewise.
12210 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12211 of PLUS_EXPR for the complex expression folding.
12212 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12213 first chrec is a pointer type, then the second should
12214 be sizetype and not the first's type.
12215 For POINTER_PLUS_EXPR, use a different right hand side type.
12216 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12217 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12218 different right hand side type.
12219 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12220 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12221 instead of PLUS_EXPR.
12222 When either operand is zero, convert the other operand.
12223 (chrec_apply): Use chrec_convert_rhs
12224 on the argument x instead of chrec_convert.
12225 (reset_evolution_in_loop): For pointer types, the new_evol
12226 should be sizetype.
12227 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12228 different right hand side type.
12229 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12230 (chrec_convert_rhs): New function.
12231 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12232 different right hand side type.
12233 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12234 * tree-chrec.h (chrec_convert_rhs): New prototype.
12235 (build_polynomial_chrec): For pointer types, the right hand
12236 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12237 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12238 Remove subtraction case as it is always addition now.
12239 Make sure the offset is converted to sizetype.
12240 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12241 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12242 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12243 PLUS_EXPR in pointer type.
12244 Handle POINTER_PLUS_EXPR.
12245 (tree_to_aff_combination): Likewise.
12246 (force_expr_to_var_cost): Likewise.
12247 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12248 instead of PLUS_EXPR for pointers.
12249 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12250 instead of PLUS_EXPR of pointer types.
12251 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12253 (check_va_list_escapes): Likewise.
12254 (check_all_va_list_escapes): Likewise.
12255 * dwarf2out.c (loc_descriptor_from_tree_1):
12256 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12257 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12258 (string_constant): Likewise.
12259 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12260 the offset to the base, use POINTER_PLUS_EXPR.
12261 (add_to_parts): Convert the index to sizetype.
12262 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12263 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12264 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12265 Offset only holds something for PLUS_EXPR.
12266 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12268 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12270 (analyze_accesses_for_modify_stmt): Likewise.
12271 Remove comment about the type being integral type as it is
12273 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12275 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12277 Correct the type which the artimentic is done in (is now
12280 * tree-data-ref.c (split_constant_offset): Handle
12282 * tree-affine.c (tree_to_aff_combination): Likewise.
12283 * c-typeck.c (build_unary_op): For pointers create the increment
12284 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12286 * gimplify.c (gimplify_self_mod_expr): Create a
12287 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12288 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12289 * tree.def (POINTER_PLUS_EXPR): New tree code.
12290 * tree-predcom.c (ref_at_iteration): If we have a pointer
12291 type do the multiplication in sizetype.
12292 * tree-mudflap.c (mf_xform_derefs_1): Create a
12293 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12294 * tree-ssa-forwprop.c
12295 (forward_propagate_addr_into_variable_array_index):
12296 Don't expect there to be a cast for the index as that
12297 does not exist anymore.
12298 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12299 instead of PLUS_EXPR.
12300 Don't check for the first operand of the POINTER_PLUS_EXPR
12301 was the index as it cannot be.
12302 Call forward_propagate_addr_into_variable_array_index with
12303 the SSA_NAME instead of the statement.
12304 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12305 (compare_constant): Likewise.
12306 (copy_constant): Likewise.
12307 (compute_reloc_for_constant): Likewise.
12308 (output_addressed_constants): Likewise.
12309 (initializer_constant_valid_p): Likewise.
12310 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12311 Convert the MIN/MAX of the inner type to the outer
12312 type before comparing them.
12313 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12314 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12315 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12316 of PLUS_EXPR for pointers.
12317 * tree-inline.c (estimate_num_insns_1): Handle
12319 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12320 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12321 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12322 instead of PLUS_EXPR for the pointer increment statement.
12323 (vect_update_ivs_after_vectorizer): For pointer types, create
12324 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12325 MULT_EXPR in sizetype.
12326 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12328 * tree-object-size.c (plus_expr_object_size): Handle
12329 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12330 code which is trying to figure out which side is a pointer and
12332 (check_for_plus_in_loops_1): Likewise.
12333 (check_for_plus_in_loops): Likewise.
12334 * c-common.c (pointer_int_sum): Create a
12335 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12336 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12337 only POINTER_PLUS_EXPR. Removing all the extra
12338 code which is trying to figure out which side is a pointer and
12340 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12341 PLUS_EXPR and MINUS_EXPR.
12342 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12344 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12345 with make_tree, instead of a pointer type.
12346 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12347 for pointers instead of PLUS_EXPR.
12348 (s390_gimplify_va_arg): Likewise.
12349 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12350 instead of PLUS_EXPR when doing addition on pointer
12351 types. Use sizetype for the second operand.
12352 (spu_gimplify_va_arg_expr): Likewise.
12353 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12354 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12355 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12356 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12357 for the pointer addition and also use size_int/sizetype
12359 (ix86_gimplify_va_arg): Likewise.
12360 Perform BIT_AND_EXPR on sizetype arguments.
12361 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12362 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12363 for the pointer additions and also use size_int for the offsets.
12364 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12365 additions and also use size_int for the offsets. Perform
12366 BIT_AND_EXPR on sizetype arguments.
12367 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12368 POINTER_PLUS_EXPR for pointers and create the
12369 BIT_AND_EXPR in sizetype.
12370 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12371 instead of PLUS_EXPR for pointer addition.
12372 (rs6000_va_start): Likewise.
12373 Also use sizetype for the offset.
12374 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12375 as PLUS_EXPR/MINUS_EXPR.
12376 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12377 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12378 Don't use BIT_AND_EXPR on a pointer type, convert the
12379 expression to sizetype first.
12380 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12382 (mips_gimplify_va_arg_expr): Likewise.
12383 Don't create BIT_AND_EXPR in a pointer type.
12385 2007-06-15 Eric Christopher <echristo@apple.com>
12387 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12388 (x86_64-*-darwin*): Ditto.
12389 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12392 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12394 * doc/extend.texi: Document behavior of __attribute__((aligned))
12397 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12399 * rtlanal.c (note_stores): Improve documentation.
12401 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12403 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12404 LOCAL_LABEL_PREFIX): Delete.
12405 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12406 (bfin_internal_label): Delete.
12408 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12410 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12411 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12412 otherwise define to LIBGCC2_TF_CEXT.
12413 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12414 (LIBGCC_TF_CEXT): Ditto.
12417 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12419 PR rtl-optimization/32339
12420 * df-scan.c (df_uses_record): Don't modify flags but just add to
12421 it for df_ref_record.
12423 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12425 * tree-mudflap.c: Fix whitespace issues.
12427 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12429 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12431 2007-06-14 Eric Christopher <echristo@apple.com>
12433 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12434 (movv4sf): Use gcc_unreachable instead of abort.
12436 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12439 * config/i386/sfp-machine.h (CMPtype): New define.
12440 (mach stubs): Use CMPtype instead of int as a return type.
12442 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12444 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12445 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12446 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12447 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12448 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12449 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12450 config/soft-fp/soft-fp.h: Update from glibc CVS.
12452 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12454 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12456 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12459 * config/v850/v850.c: Include dataflow header file.
12460 (substitute_ep_register): Fix typo.
12462 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12464 * configure.ac: Fix earlier checkin.
12465 * configure: Regenerated.
12467 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12469 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12470 * aclocal.m4: Regenerate.
12471 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12472 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12473 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12474 * configure: Regenerate.
12475 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12477 * Makefile.in (quickstrap): Build libgcc too.
12479 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12481 * configure.ac: Add --enable-checking=df. Explicitly mention that
12482 the variables are initialized as for "release".
12483 * df-core.c: Use it.
12484 * configure: Regenerate.
12485 * config.in: Regenerate.
12487 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12489 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12490 validate_replace_rtx instead of replace_rtx.
12491 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12493 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12495 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12496 (DWARF2_UNWIND_INFO): Override default if configured with
12498 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12499 (ENDFILE_SPEC): Add crtend.o.
12500 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12501 (ENDFILE_SPEC): Add crtend.o.
12502 (TARGET_USE_JCR_SECTION): Define.
12503 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12505 * config/i386/cygming-crtbegin.c: New file.
12506 * config/i386/cygming-crtend.c: New file.
12508 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12510 * config/i386/w32-unwind.h: New file.
12512 2007-06-13 Eric Christopher <echristo@apple.com>
12514 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12515 the user set a value below STACK_BOUNDARY.
12517 2007-06-13 Thiemo Seufer <ths@networkno.de>
12519 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12520 imply -lpthread for -pthread.
12522 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12524 * basic-block.h: Remove the prototype for
12525 free_basic_block_vars.
12526 * cfglayout.h: Remove the prototype for
12527 insn_locators_initialize.
12528 * tree.h: Remove the prototype for emit_line_note.
12530 * tree-ssa-pre.c (mergephitemp): Remove.
12531 (init_pre): Don't use mergephitemp.
12533 2007-06-13 Eric Christopher <echristo@apple.com>
12535 * config/i386/i386.c (override_options): If we've specified
12536 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12538 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12540 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12543 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12545 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12546 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12547 (eh_store_handler): New pattern.
12548 (eh_return): Emit it instead of a plain move.
12550 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12552 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12553 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12554 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12557 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12559 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12560 (find_next_insn_start, find_load): New functions.
12561 (bfin_reorg): Use them to deal with the fact that parallel insns are
12562 no longer represented as a SEQUENCE.
12564 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12566 * config/sparc/sparc.c (sparc_override_options): Initialize
12567 fpu mask correctly.
12569 2007-06-13 Dave Korn <dave.korn@artimi.com>
12571 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12574 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12576 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12577 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12578 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12579 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12580 tree-vect-transform.c: Fix comment typos. Follow spelling
12583 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12585 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12586 to the exit block use set.
12587 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12588 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12589 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12591 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12593 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12594 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12595 to indicate an error.
12596 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12598 (dbg_cnt_process_opt): Print an error on a bad argument.
12599 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12600 * common.opt (-fdbg-cnt-list): New.
12601 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12603 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12605 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12606 flag on ref-all pointers.
12608 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12610 PR middle-end/31579
12611 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12612 for the offset with the modifier as EXPAND_INITIALIZER
12613 if the modifier is EXPAND_INITIALIZER.
12614 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12615 a register if we had an overflow.
12617 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12619 * real.c (real_isfinite): New.
12620 (real_sqrt): Use it.
12621 * real.h (real_isfinite): New.
12622 * builtins.c: Use it.
12624 2007-06-12 Ian Lance Taylor <iant@google.com>
12625 Daniel Berlin <dberlin@dberlin.org>
12628 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12629 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12630 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12631 (DECL_NO_TBAA_P): Define.
12632 (struct tree_decl_common): Add no_tbaa_flag field.
12633 * tree-ssa-structalias.c (struct variable_info): Add
12634 no_tbaa_pruning field.
12635 (new_var_info): Initialize no_tbaa_pruning field.
12636 (unify_nodes): Copy no_tbaa_pruning field.
12637 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12638 (dump_solution_for_var): Print no_tbaa_pruning flag.
12639 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12641 (compute_tbaa_pruning): New static function.
12642 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12643 Call compute_tbaa_pruning.
12644 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12645 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12646 * gimple-low.c (lower_stmt): Likewise.
12647 * tree-gimple.c (is_gimple_stmt): Likewise.
12648 * tree-ssa-operands.c (get_expr_operands): Likewise.
12649 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12650 * tree-inline.c (estimate_num_insns_1): Likewise.
12651 (copy_result_decl_to_var): Likewise.
12652 * expr.c (expand_expr_real_1): Likewise.
12653 * tree-pretty-print.c (dump_generic_node): Likewise.
12654 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12655 * omp-low.c (omp_copy_decl_2): Likewise.
12656 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12657 * doc/c-tree.texi (Expression trees): Document
12658 CHANGE_DYNAMIC_TYPE_EXPR.
12660 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12662 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12663 with !HONOR_NANS and !HONOR_INFINITIES.
12664 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12666 2007-06-12 Tristan Gingold <gingold@adacore.com>
12668 * gcov.c: Comments updated.
12669 (source_info): Add file_time field.
12670 (source_index): New variable.
12671 (mutiple_files): New variable.
12672 (generate_results): New function extracted from process_file.
12673 (process_file): Save and restore chain of functions, generate
12674 results and free structures only if not merging results.
12675 (release_structures): File names are now freed in create_file_names
12676 (create_file_names): Free previous file names.
12677 (find_source): File date is now read here and modifications in
12678 source files is checked here.
12679 (read_graph_file): Only reverse order of functions for the current
12681 (make_gcov_file_name): Do not generate long names if input_name is
12683 (output_lines): If merging results do not display graph, data and
12685 Checking source file modification is done in find_source.
12687 * doc/gcov.texi: Append an s to sourcefile.
12689 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12691 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12692 (forced_nop): New pattern.
12693 * config/bfin/bfin.c: Include "df.h".
12694 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12695 (bfin_discover_loop): Use df_get_live_in instead of
12696 global_live_at_start.
12697 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12698 df_analyze when done.
12699 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12700 the insns. Use QImode for the final insn in a bundle. Call
12701 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12703 (reorder_var_tracking_notes): New function.
12704 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12705 update_life_info. Call df_analyze after scheduling and bundle
12706 generation. Call reorder_var_tracking_notes if generating these
12707 notes. Call df_finish_pass at the end.
12709 2007-06-12 Dirk Mueller <dmueller@suse.de>
12711 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12712 a comparison, not an assignment.
12714 2007-06-12 Olivier Hainque <hainque@adacore.com>
12716 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12717 Request walking the subtrees only, leaving the current is_lhs/val_only
12719 (convert_non_local_reference): Likewise.
12721 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12723 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12725 2007-06-12 Richard Guenther <rguenther@suse.de>
12727 PR tree-optimization/15353
12728 PR tree-optimization/31657
12729 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12730 * timevar.def: Add TV_TREE_IFCOMBINE.
12731 * tree-pass.h (pass_tree_ifcombine): Declare.
12732 * tree-ssa-ifcombine.c: New file.
12733 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12734 * tree-flow.h (blocks_in_phiopt_order): Declare.
12735 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12736 (tree-ssa-ifcombine.o): New dependencies.
12738 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12740 PR rtl-optimization/32293
12741 * combine.c (simplify_if_then_else): Truncate return from
12742 nonzero_bits() to correct mode.
12744 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12746 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12747 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12749 2007-06-11 Diego Novillo <dnovillo@google.com>
12751 * Makefile.in (reload1.o-warn): Remove.
12753 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12755 * combine.c (subst): Use reg_overlap_mentioned_p
12756 instead of comparing register numbers directly.
12758 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12760 * reload1.c (mark_home_live_1): Use the mode parameter.
12762 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12764 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12765 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12767 * df-core.c: Ditto.
12769 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12771 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12773 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12775 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12776 from integer registers.
12777 (FP mode splitters): Handle TFmode.
12779 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12781 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12782 for ref-all pointers that point-to anything.
12784 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12786 * config/arm/arm.c (arm_output_dwarf_dtprel,
12787 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12789 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12791 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12792 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12795 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12797 * tree.c (signed_or_unsigned_type_for): New.
12798 (unsigned_type_for): Use signed_or_unsigned_type_for.
12799 (signed_type_for): Use signed_or_unsigned_type_for.
12800 * tree.h (signed_or_unsigned_type_for): New.
12801 (get_signed_or_unsigned_type): Remove.
12802 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12803 lang_hooks.types.signed_type
12804 (size_diffop): Likewise.
12805 (all_ones_mask_p): Likewise.
12806 (build_range_check): Likewise.
12807 (fold_cond_expr_with_comparison): Likewise.
12808 (fold_cond_expr_with_comparison): Likewise.
12809 (unextend): Likewise.
12810 (extract_muldiv_1): Likewise.
12811 (fold_single_bit_test_into_sign_test): Likewise.
12812 (fold_binary): Likewise.
12813 (fold_ternary): Likewise.
12814 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12815 instead of get_signed_or_unsigned_type.
12816 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12817 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12818 * expr.c (signed_or_unsigned_type_for): Use
12819 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12820 * langhooks.c (get_signed_or_unsigned_type): Remove.
12821 (lhd_signed_or_unsigned_type): Remove.
12822 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12823 signed_or_unsigned_type.
12824 (lhd_signed_or_unsigned_type): Remove.
12825 * expmed.c (make_tree): Use signed_type_for instead of
12826 lang_hooks.types.signed_type.
12827 * c-common.c (same_scalar_type_ignoring_signedness): Use
12828 c_common_signed_type instead of lang_hooks.types.signed_type.
12829 (c_common_unsigned_type): New.
12830 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12831 (shorten_compare): Use c_common_unsigned_type instead of
12832 c_common_signed_or_unsigned_type.
12833 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12835 * convert.c (convert_to_integer): Use signed_type_for instead of
12836 lang_hooks.types.signed_type.
12837 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12838 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12839 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12840 * c-format.c (check_format_types): Use c_common_unsigned_type
12841 instead of unsigned_type_for.
12842 * c-decl.c (groakdeclarator): Likewise.
12843 * c-typeck.c (convert_for_assignment): Likewise.
12844 * c-common.h (c_common_unsigned_type): New.
12846 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12850 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12852 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12854 PR middle-end/32279
12855 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12856 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12858 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12859 Sebastian Pop <sebpop@gmail.com>
12861 * lambda-code.c (remove_iv): New.
12862 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12864 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12866 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12867 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12868 * tree-ssa-loop-prefetch.c: Include optabs.h.
12869 (FENCE_FOLLOWING_MOVNT): New macro.
12870 (struct mem_ref): Add independent_p and storent_p fields.
12871 (record_ref): Initalize the new fields.
12872 (gather_memory_references_ref): Return true if the reference
12874 (gather_memory_references): Check whether all memory accesses
12875 in loop were recorded.
12876 (should_issue_prefetch_p): Return false for nontemporal stores.
12877 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12878 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12879 (determine_loop_nest_reuse): Detect independent memory references.
12880 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12881 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12882 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12883 * config/i386/i386.h (x86_mfence): Declare.
12884 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12885 * config/i386/i386.c (x86_mfence): New variable.
12886 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12888 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12889 * optabs.c (init_optabs): Initialize storent_optab.
12890 * optabs.h (enum optab_index): Add OTI_storent.
12891 (storent_optab): Declare.
12892 * genopinit.c (optabs): Add initialization for storent_optab.
12893 * tree.h (MOVE_NONTEMPORAL): New macro.
12894 * expr.c (expand_assignment, store_expr, store_constructor_field,
12895 store_constructor, store_field, expand_expr_real_1): Propagate
12896 nontemporality of the expanded store.
12897 (emit_storent_insn): New function.
12898 * expr.h (expand_assignment, store_expr): Declaration changed.
12899 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12900 to expand_assignment.
12901 * stmt.c (expand_asm_expr): Ditto.
12902 * calls.c (initialize_argument_information): Pass false as
12903 nontemporality to store_expr.
12904 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12907 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12909 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12911 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12913 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12915 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12916 and allow DECL_P here.
12918 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12920 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12921 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12922 track of the size of the expression.
12923 * cfghooks.c (merge_blocks): Remove block from loops structure only
12924 after call of the merge_blocks hook.
12926 2007-06-09 Tom Tromey <tromey@redhat.com>
12928 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12929 (deprecated_state): Removed.
12930 (start_decl): Update.
12931 (enum deprecated_states): Moved earlier.
12932 (groktypename): Update.
12933 (push_parm_decl): Likewise.
12934 (grokfield): Likewise.
12935 (start_function): Likewise.
12937 2007-06-09 Ian Lance Taylor <iant@google.com>
12939 PR tree-optimization/32169
12940 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12941 CONVERT_EXPR, check whether min and max both converted to an
12942 overflow infinity representation.
12944 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12946 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12947 not inserted on the edge.
12949 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12951 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12952 instructions if they are supported.
12953 (__divsi3, __umodsi3, __modsi3): Likewise.
12954 (__ashldi3, __ashrdi3, __lshrdi3): New.
12955 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12957 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12958 Tony Linthicum <tony.linthicum@amd.com>
12960 * doc/invoke.texi: Add fvect-cost-model flag.
12961 * common.opt (fvect-cost-model): New flag.
12962 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12963 cost fields in stmt_vec_info struct for STMT.
12964 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12965 fields in stmt_vec_info struct and access functions for the same.
12966 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12967 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12968 load, store and vector to scalar operation.
12969 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12970 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12971 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12972 (TARG_VEC_STORE_COST): Define cost of vector store.
12973 (vect_estimate_min_profitable_iters): Define new function.
12974 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12975 check to evaluate if loop iterations are less than minimum profitable
12976 iterations determined by cost model or minimum vect loop bound defined
12977 by user, whichever is more conservative.
12978 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12979 run-time check to evaluate if loop iterations are less than minimum
12980 profitable iterations determined by cost model or minimum vect loop
12981 bound defined by user, whichever is more conservative.
12982 (vect_estimate_min_profitable_iterations): New function to estimate
12983 mimimimum iterartions required for vector version of loop to be
12984 profitable over scalar version.
12985 (vect_model_reduction_cost): New function.
12986 (vect_model_induction_cost): New function.
12987 (vect_model_simple_cost): New function.
12988 (vect_cost_strided_group_size): New function.
12989 (vect_model_store_cost): New function.
12990 (vect_model_load_cost): New function.
12991 (vectorizable_reduction): Call vect_model_reduction_cost during
12993 (vectorizable_induction): Call vect_model_induction_cost during
12995 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12996 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12997 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12998 vectorizable_promotion, vectorizable_demotion): Call
12999 vect_model_simple_cost during analysis phase.
13001 2007-06-08 Simon Baldwin <simonb@google.com>
13003 * reg-stack.c (get_true_reg): Readability change. Moved default case
13004 label into direct switch statement scope.
13006 2007-06-08 Simon Baldwin <simonb@google.com>
13008 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13009 in gcc_assert() with '==' comparison.
13011 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13013 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13014 TARGET_ABM handling of x86_popcnt variable.
13016 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13018 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13019 __builtin_copysignq and __builtin_infq built-in functions.
13021 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13023 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13024 SSE4.2 section. Correct built-in function names in SSE4A section.
13026 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13028 PR tree-optimization/32243
13029 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13030 for ncopies after ratio check between nunits_out and nunits_in.
13031 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13033 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13035 PR tree-optimization/32224
13036 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13037 vectorization upon a non GIMPLE_MODIFY_STMT.
13039 2007-06-08 Christian Bruel <christian.bruel@st.com>
13042 * config/sh/sh.md (doloop_end): New pattern and splitter.
13043 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13045 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13047 PR middle-end/32209
13048 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13050 (verify_dominators): Do not change dominance tree.
13052 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13054 * config/sh/constraints.md: New file.
13055 * config/sh/sh.c: Include tm-constrs.h.
13056 (reg_class_from_letter): Remove.
13057 (prepare_cbranch_operands): Use satisfies_constraint_*
13058 function instead of macro.
13059 (andcosts, broken_move, sh_secondary_reload): Likewise.
13060 * config/sh/predicates.md (trapping_target_operand): Likewise.
13061 (and_operand, arith_operand, arith_reg_or_0_operand,
13062 cmp_operand, logical_operand, target_operand,
13063 ua_address_operand, ua_offset, xor_operand): Likewise.
13064 * config/sh/sh.md: Include constraints.md.
13065 (*movsicc_t_false): Use satisfies_constraint_* function
13067 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13068 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13069 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13070 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13071 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13072 (REG_CLASS_FROM_CONSTRAINT): Remove.
13073 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13074 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13075 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13076 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13077 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13078 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13079 function instead of macro.
13080 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13081 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13082 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13083 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13084 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13085 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13086 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13087 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13088 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13089 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13090 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13091 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13092 EXTRA_CONSTRAINT_STR): Likewise.
13093 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13095 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13097 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13099 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13102 * c-common.h (flag_cpp0x): Replaced by...
13103 (cxx_dialect): ... this new variable specifying the C++ dialect that
13105 * c-common.c (flag_cpp0x): Removed.
13106 (cxx_dialect): Defined.
13107 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13109 * c-opts.c (c_common_post_options): Likewise.
13110 (set_std_cxx98): Set cxx_dialect to cxx98.
13111 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13113 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13114 Hui-May Chang <hm.chang@apple.com>
13116 * doc/invoke.texi (Darwin Options): Update documentation for
13117 -mmacosx-version-min.
13118 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13119 * config/darwin-driver.c: New file.
13120 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13121 * config/t-darwin (darwin-driver.o): New rule.
13123 * config/darwin-c.c (version_as_macro): Ignore low digit.
13125 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13127 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13128 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13129 (CSGNMODE): New mode macro.
13130 (CSGNVMODE): New mode attribute.
13131 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13132 expander using CSGNMODE mode macro. Handle TFmode.
13133 (copysign<mode>3_const): Rename from copysignsf3_const and
13134 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13136 (copysign<mode>3_var): Rename from copysignsf3_var and
13137 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13139 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13140 mode macro. Handle TFmode.
13141 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13142 (iortf3, *iortf3): Ditto.
13143 (xortf3, *xortf3): Ditto.
13144 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13145 TFmode and TImode masks.
13146 (ix86_expand_copysign): Expand TFmode copysign insn.
13147 (IX86_BUILTIN_INFQ): New.
13148 (IX86_BUILTIN_FABSQ): Ditto.
13149 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13150 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13151 [__builtin_fabsq]: Ditto.
13152 [__builtin_copysignq]: Ditto.
13153 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13154 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13155 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13156 ix86_expand_binop_builtin().
13158 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13160 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13162 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13165 * rtl.h (push_to_sequence2): New.
13166 * emit-rtl.c (push_to_sequence2): New.
13167 * function.c (assign_parm_data_all): Add new fields.
13168 (assign_parm_setup_block): Call push_to_sequence2 instead of
13170 (assign_parm_setup_reg): Ditto.
13171 (assign_parm_setup_stack): Ditto.
13172 (assign_parms_unsplit_complex): Ditto.
13173 (assign_parms): Change field name.
13175 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13177 PR tree-optimization/32220
13178 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13179 phi node is reached before defining statement.
13181 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13184 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13185 after changing the right hand side of the assignment.
13187 2007-06-06 Eric Christopher <echristo@apple.com>
13189 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13190 (x86_64-*-darwin*): Ditto.
13191 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13192 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13194 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13196 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13197 coding conventions.
13198 (add_key): Likewise.
13199 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13200 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13202 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13204 (add_cost_one_coalesce): Likewise.
13205 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13206 variable names. Rename orig to orig_name for consistency.
13207 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13208 coding conventions.
13209 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13211 (record_equivalences_from_stmt): Likewise.
13212 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13213 the coding conventions.
13214 (memory_ssa_name_same): Likewise.
13215 (dse_optimize_stmt): Likewise.
13216 (dse_record_phis): Likewise.
13217 (dse_finalize_block): Likewise.
13218 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13219 keywords as variable names.
13220 (may_move_till): Cast according to the coding conventions.
13221 (force_move_till_expr): Avoid using C++ keywords as variable names.
13222 (force_move_till): Cast according to the coding conventions.
13223 (memref_hash): Likewise.
13224 (memref_eq): Likewise.
13225 (gather_mem_refs_stmt): Likewise.
13226 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13227 using C++ keywords as variable names.
13228 (idx_find_step): Cast according to the coding conventions.
13229 (idx_record_use): Likewise.
13230 (find_depends): Likewise.
13231 (prepare_decl_rtl): Likewise.
13232 (mbc_entry_hash): Likewise.
13233 (mbc_entry_eq): Likewise.
13234 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13235 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13236 (idx_infer_loop_bounds): Cast according to the coding conventions.
13237 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13238 * tree-ssa-math-opts.c (occ_new ): Likwise.
13239 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13241 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13243 (add_use_op): Likewise.
13244 (add_vop): Likewise.
13245 (add_vuse_op): Likewise.
13246 (add_vdef_op): Likewise.
13247 (get_expr_operands): Likewise.
13248 (push_stmt_changes): Use type safe memory macros.
13249 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13250 keywords as variable names.
13251 (conditional_replacement): Likewise.
13252 (minmax_replacement): Likewise.
13253 (abs_replacement): Likewise.
13254 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13255 coding conventions.
13256 (insert_fake_stores): Avoid using C++ keywords as variable names.
13257 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13259 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13260 (heapvar_insert): Use type safe memory macros.
13261 (new_var_info): Cast according to the coding conventions.
13262 (new_constraint): Likewise.
13263 (remove_preds_and_fake_succs): Use type safe memory macros.
13264 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13266 (thread_single_edge): Likewise.
13267 (thread_through_loop_header): Likewise.
13269 2007-06-06 Eric Christopher <echristo@apple.com>
13271 * config/i386/i386.c (override_options): Move handling
13272 of TARGET_SUBTARGET* earlier.
13274 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13276 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13279 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13281 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13282 emited outside of basic block.
13283 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13284 the created blocks.
13285 * rtl.h (delete_insn_chain): Declaration changed.
13286 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13288 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13289 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13290 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13291 to delete_insn_chain.
13292 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13293 do not have bb field set.
13294 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13296 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13297 * cfgcleanup.c (try_optimize_cfg): Ditto.
13299 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13301 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13302 (lambda_body_vector_new): Use type safe memory macros.
13303 (lambda_linear_expression_new): Likewise.
13304 (lambda_loopnest_new): Likewise.
13305 (lambda_lattice_new): Likewise.
13306 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13307 conventions. Use type safe memory macros.
13308 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13309 (lambda_body_vector_s): Likewise.
13310 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13311 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13313 2007-06-06 Richard Guenther <rguenther@suse.de>
13315 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13316 if we need to schedule cfg_cleanup.
13317 (tree_ssa_forward_propagate_single_use_vars): Do so.
13319 2007-06-06 Ian Lance Taylor <iant@google.com>
13321 * fold-const.c (merge_ranges): If range_successor or
13322 range_predecessor fail, just return 0.
13324 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13326 PR tree-optimization/32216
13327 * tree-vectorizer.c (supportable_widening_operation): Determine
13328 signedness of FIX_TRUNC_EXPR from output operand.
13329 (supportable_narrowing_operation): Ditto.
13330 * tree-vect-generic.c (expand_vector_operations_1): Determine
13331 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13332 from input operand.
13334 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13336 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13337 (struct pta): ...from here. Change flags to unsigned to avoid
13338 excessive casting (as it is used as a bit mask).
13339 (override_options): Add casts according to the coding convenventions.
13340 (x86_64_elf_unique_section): Likewise.
13341 (examine_argument): Avoid using C++ keywords as variable names.
13342 (construct_container): Likewise.
13343 (legitimize_pic_address): Likewise.
13344 (get_dllimport_decl): Cast according to the coding conventions. Use
13345 type safe memory macros.
13346 (legitimize_address): Cast according to the coding conventions.
13347 (emit_i387_cw_initialization): Corrected the type of slot to enum
13349 (ix86_init_machine_status): Use type safe memory macros.
13350 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13351 (bdesc_pcmpistr): Likewise.
13352 (bdesc_crc32): Likewise.
13353 (bdesc_sse_3arg): Likewise.
13354 (bdesc_2arg): Likewise.
13355 (bdesc_1arg): Likewise.
13356 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13357 (ix86_expand_sse_pcmpistr): Likewise.
13358 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13359 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13360 int to match the langhook definition.
13361 (ix86_builtin_conversion): Change the type of code to unsigned init to
13362 match the langhook definition.
13363 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13365 (ix86_preferred_output_reload_class): Likewise.
13366 (ix86_cannot_change_mode_class): Likewise.
13367 (ix86_memory_move_cost): Likewise.
13368 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13369 avoid excessive casting later on.
13370 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13372 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13375 as flags setting insn.
13376 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13378 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13380 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13381 (UNSPEC_ROUND): New.
13382 ("sse4_1_round<mode>2"): New insn pattern.
13383 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13385 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13386 expander using SSEMODEF mode macro. Expand using
13387 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13388 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13389 expander using SSEMODEF mode macro. Expand using
13390 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13391 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13392 expander using SSEMODEF mode macro. Expand using
13393 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13394 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13395 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13396 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13399 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13400 Sebastian Pop <sebpop@gmail.com>
13402 * lambda.h (build_linear_expr): New.
13403 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13404 Use build_linear_expr, call fold and force_gimple_operand.
13405 (lambda_loopnest_to_gcc_loopnest): Check that there is
13406 something to insert.
13407 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13409 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13411 PR preprocessor/23479
13412 * doc/extend.texi: Document the 0b-prefixed binary integer
13413 constant extension.
13415 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13417 PR tree-optimization/32215
13418 * tree-vectorizer.c (supportable_widening_operation): Return false
13419 for unsupported FIX_TRUNC_EXPR tree code.
13420 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13422 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13424 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13425 register on SPE targets. Change documentation to reflect
13427 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13428 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13429 out of the register allocation pool.
13430 (rs6000_reg_live_or_pic_offset_p): New function.
13431 (rs6000_emit_prologue): Move the actual saving of LR up to free
13432 r0 for holding r11. Split saving of SPE 64-bit registers into
13433 its own case. Ensure that offsets will always be in-range for
13434 'evstdd' by using r11 as a scratch register to point at the start
13435 of the SPE save area. Save r11 if necessary, as it is the static
13437 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13438 into its own case. Ensure that offsets will always be in-range
13439 for 'evldd' by using r11 as a scratch register to point at the
13440 start of the SPE save area. Also adjust r11 when restoring
13441 the stack pointer to compensate for pre-loading r11.
13443 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13445 * cfg.c (init_flow): Use type safe memory macros.
13446 (alloc_block): Likewise.
13447 (unchecked_make_edge): Likewise.
13448 (dump_flow_info): Avoid using C++ keywords as variable names.
13449 (copy_original_table_clear): Cast according to the coding conventions.
13450 (copy_original_table_set): Likewise.
13451 * cfgexpand (label_rtx_for_bb): Likewise.
13452 (expand_gimple_basic_block): Likewise.
13453 * cfghooks.c (dump_bb): Likewise.
13454 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13456 (lv_add_condition_to_bb): Likewise.
13457 * cfglayout (relink_block_chain): Cast according to the coding
13459 (fixup_reorder_chain): Likewise.
13460 (fixup_fallthru_exit_predecessor): Likewise.
13461 * cfgloop.c (glb_enum_p): Likewise.
13462 (get_exit_description): Likewise.
13463 (dump_recorded_exit): Likewise.
13464 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13465 (struct loop): ... from here.
13466 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13468 * cfgrtl.c (rtl_create_basic_block): Likewise.
13469 (rtl_split_block): Likewise.
13470 (rtl_dump_bb): Likewise.
13471 (cfg_layout_split_block): Likewise.
13472 (init_rtl_bb_info): Use typesafe memory macros.
13474 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13475 * graphds.h: Updated all usages of edge to graph_edge.
13476 * graphds.c: Likewise.
13477 * cfgloopanal.c: Likewise.
13479 2007-06-05 Ian Lance Taylor <iant@google.com>
13481 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13482 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13483 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13485 (test_for_singularity): Likewise.
13487 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13489 * config/i386/constraints.md ("Y2"): Replaced by ...
13491 * config/i386/i386.md: Likewise.
13492 * config/i386/mmx.md: Likewise.
13493 * config/i386/sse.md: Likewise.
13495 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/i386/constraints.md ("z"): Replaced by ...
13499 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13500 (sse4_1_blendvps): Likewise.
13501 (sse4_1_pblendvb): Likewise.
13502 (sse4_2_pcmpestr): Likewise.
13503 (sse4_2_pcmpestrm): Likewise.
13504 (sse4_2_pcmpestr_cconly): Likewise.
13505 (sse4_2_pcmpistr): Likewise.
13506 (sse4_2_pcmpistrm): Likewise.
13507 (sse4_2_pcmpistr_cconly): Likewise.
13509 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13511 * matrix-reorg.c (transform_access_sites): Fix computation.
13512 (transform_allocation_sites): Same.
13514 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/i386.c (override_options): Use
13517 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13519 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13521 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13522 (nonimm_not_xmm0_operand): Ditto.
13523 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13524 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13525 as operand[2] predicate. Require "z" class XMM register for
13526 operand[3]. Adjust asm template.
13527 ("sse4_1_blendvpd"): Ditto.
13528 ("sse4_1_pblendvb"): Ditto.
13529 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13530 force op2 into xmm0 register for variable blend instructions.
13532 2007-06-04 Tom Tromey <tromey@redhat.com>
13534 * c-tree.h (start_enum): Update.
13535 (build_enumerator): Likewise.
13536 * c-decl.c (enum_next_value): Removed.
13537 (enum_overflow): Likewise.
13538 (start_enum): Add c_enum_contents argument. Don't use globals.
13539 (build_enumerator): Likewise.
13540 * c-tree.h (struct c_enum_contents): New struct.
13542 2007-06-04 Tom Tromey <tromey@redhat.com>
13544 * c-common.c (c_common_get_alias_set): Fix indentation.
13546 2007-06-04 Ian Lance Taylor <iant@google.com>
13548 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13549 to overflow, reduce overflow infinity to regular infinity.
13550 (vrp_var_may_overflow): New static function.
13551 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13553 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13555 * stor-layout.c (layout_type): Remove duplicate code.
13557 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13560 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13561 before build_common_builtin_nodes ().
13563 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13566 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13568 2007-06-04 Jan Hubicka <jh@suse.cz>
13570 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13571 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13572 instead of _stat version.
13574 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13576 PR tree-optimization/32194
13577 * tree-predcom.c (determine_offset): Check that both references have
13580 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13582 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13583 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13584 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13585 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13586 Add argument to iterate_fix_dominators call.
13587 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13588 * gcse.c (hoist_code): Change domby to vector.
13589 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13590 Add argument to iterate_fix_dominators call.
13591 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13592 recompute_dominator.
13593 * lambda-code.c (perfect_nestify): Ditto.
13594 * cfgloopanal.c: Include graphds.h.
13595 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13596 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13597 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13599 * graphds.c: New file.
13600 * graphds.h: New file.
13601 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13602 (get_dominated_by, get_dominated_by_region): Change return type to
13604 (verify_dominators): Recompute all dominators and compare the results.
13605 (recount_dominator): Renamed to ...
13606 (recompute_dominator): ... this. Do not check that the block is
13607 dominated by entry.
13608 (iterate_fix_dominators): Reimplemented.
13609 (prune_bbs_to_update_dominators, root_of_dom_tree,
13610 determine_dominators_for_sons): New functions.
13611 * et-forest.c (et_root): New function.
13612 * et-forest.h (et_root): Declare.
13613 * Makefile.in (graphds.o): Add.
13614 (cfgloopanal.o): Add graphds.h dependency.
13615 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13616 * basic-block.h (get_dominated_by, get_dominated_by_region,
13617 iterate_fix_dominators): Declaration changed.
13618 (recount_dominator): Renamed to ...
13619 (recompute_dominator): ... this.
13620 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13621 (thread_through_all_blocks): Do not free dominance info.
13623 2007-06-03 Andreas Schwab <schwab@suse.de>
13625 * config/m68k/m68k.c (override_options): Don't override
13627 * config/m68k/m68k-modes.def (SF, DF): Define to use
13628 motorola_single_format and motorola_double_format, resp.
13629 * real.c (motorola_single_format): Renamed from
13630 coldfire_single_format.
13631 (motorola_double_format): Renamed from coldfire_double_format.
13632 (encode_ieee_extended): Generate a proper canonical NaN image
13633 respecting canonical_nan_lsbs_set.
13634 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13636 * real.h: Adjust declarations.
13638 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13641 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13642 the symbol is generated with the stack protector.
13644 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13646 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13647 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13649 * doc/extend.texi (interrupt): Mention m68k.
13651 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13653 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13654 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13655 (ix86_expand_sse_pcmpestr): Do not check operands for
13656 "register_operand", when insn operand predicate is "register_operand".
13657 (ix86_expand_sse_pcmpistr): Ditto.
13659 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13660 Uros Bizjak <ubizjak@gmail.com>
13662 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13663 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13664 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13665 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13666 * config/i386/constraints.md ("z"): New register constraint
13667 for members of SSE_FIRST_REG class.
13668 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13669 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13670 SSE_FIRST_REG class.
13671 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13672 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13673 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13674 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13675 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13676 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13677 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13678 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13679 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13680 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13681 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13682 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13683 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13684 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13685 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13686 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13687 (struct builtin_description): Change "flag" field to unsigned.
13688 (bdesc_pcmpestr): New builtin description table.
13689 (bdesc_pcmpistr): Likewise.
13690 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13691 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13692 Initialize pcmp[ei]str[im] insns for SSE4.2.
13693 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13694 (ix86_expand_sse_pcmpistr): Likewise.
13695 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13696 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13697 (UNSPEC_PCMPISTR): Likewise.
13698 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13699 (sse4_2_pcmpestri):New isns pattern.
13700 (sse4_2_pcmpestrm): Likewise.
13701 (sse4_2_pcmpestr_cconly): Likewise.
13702 (sse4_2_pcmpistr): New insn patern and splitter.
13703 (sse4_2_pcmpistri):New isns pattern.
13704 (sse4_2_pcmpistrm): Likewise.
13705 (sse4_2_pcmpistr_cconly): Likewise.
13706 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13709 2007-06-01 David Daney <ddaney@avtrex.com>
13711 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13712 LOADGP_ABSOLUTE and not binds_local_p.
13714 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13716 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13718 2007-06-01 Ian Lance Taylor <iant@google.com>
13720 * tree-vrp.c (compare_name_with_value): Always set
13721 used_strict_overflow if we get a result from the variable itself.
13723 2007-06-01 Ian Lance Taylor <iant@google.com>
13725 PR rtl-optimization/31455
13726 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13727 subregs which have a cast between modes which are not tieable.
13729 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13731 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13732 breaks after return statements.
13734 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13736 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13737 only after no_new_pseudos.
13739 2007-05-31 Eric Christopher <echristo@apple.com>
13741 * expr.c (convert_move): Assert that we don't have a BLKmode
13743 (store_expr): Handle BLKmode moves by calling emit_block_move.
13745 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13747 * c-typeck.c (build_indirect_ref): Include type in error message.
13748 (build_binary_op): Pass types to binary_op_error.
13749 * c-common.c (binary_op_error): Take two type arguments, print out
13751 * c-common.h (binary_op_error): Update prototype.
13753 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13755 * config/i386/i386.c: Correct coments on -mno-sse4.
13757 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13759 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13760 (x86_64-*-*): Likewise.
13761 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13762 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13763 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13764 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13765 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13766 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13767 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13768 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13769 (OPTION_MASK_ISA_SSE4): Likewise.
13770 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13771 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13772 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13773 (override_options): Support SSE4.2.
13774 (ix86_build_const_vector): Support SImode and DImode.
13775 (ix86_build_signbit_mask): Likewise.
13776 (ix86_expand_int_vcond): Support V2DImode.
13777 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13778 (IX86_BUILTIN_CRC32HI): Likewise.
13779 (IX86_BUILTIN_CRC32SI): Likewise.
13780 (IX86_BUILTIN_CRC32DI): Likewise.
13781 (IX86_BUILTIN_PCMPGTQ): Likewise.
13782 (bdesc_crc32): Likewise.
13783 (bdesc_sse_3arg): Likewise.
13784 (ix86_expand_crc32): Likewise.
13785 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13786 (ix86_expand_builtin): Likewise.
13787 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13788 __SSE4_2__ for -msse4.2.
13789 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13790 (CRC32MODE): Likewise.
13791 (crc32modesuffix): Likewise.
13792 (crc32modeconstraint): Likewise.
13793 (sse4_2_crc32<mode>): Likewise.
13794 (sse4_2_crc32di): Likewise.
13795 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13797 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13798 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13799 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13800 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13801 (vcondu<mode>): Likewise.
13802 * doc/extend.texi: Document SSE4.2 built-in functions.
13803 * doc/invoke.texi: Document -msse4.2/-msse4.
13805 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13807 PR tree-optimization/32160
13808 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13809 variable as gimple reg.
13810 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13812 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13814 * gcc.c (main): Don't consider linker options when issuing the
13815 warning about a linker input file not being used.
13817 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13819 * tree-vrp.c (compare_names): Initialize sop.
13821 2007-05-30 Dirk Mueller <dmueller@suse.de>
13823 * cgraphunit.c (cgraph_analyze_function): Remove
13824 computation of inline parameters.
13826 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13828 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13830 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13832 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13833 Add vx-common.h. Include vxworks.h between vx-common.h and
13835 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13837 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13838 (TARGET_ASM_DESTRUCTOR): Likewise.
13839 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13840 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13841 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13842 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13843 (VXWORKS_ENDIAN_SPEC): Define.
13844 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13845 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13846 VXWORKS_* equivalents.
13847 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13848 (ASM_FILE_START): Delete.
13849 (TARGET_VERSION): Reformat.
13850 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13851 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13852 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13853 (FPBIT, DPBIT): Define.
13854 (fp-bit.c, dp-bit.c): New rules.
13855 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13856 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13857 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13858 * config/arm/arm.h: Include vxworks-dummy.h.
13859 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13860 Mark with ATTRIBUTE_UNUSED.
13861 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13862 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13863 make it incompatible with -msingle-pic-base.
13864 (arm_function_ok_for_sibcall): Return false for calls that might
13865 go through a VxWorks PIC PLT entry.
13866 (require_pic_register): New function, split out from...
13867 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13869 (arm_load_pic_register): Handle the VxWorks RTP initialization
13870 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13871 (arm_emit_call_insn): New function.
13872 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13873 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13874 (pic_offset_arm): New pattern.
13875 (call, call_value): Use arm_emit_call_insn.
13876 (call_internal, call_value_internal): New expanders.
13877 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13878 VxWorks unless __PIC__.
13880 2007-05-30 Eric Christopher <echristo@gmail.com>
13882 * genrecog.c: Include regs.h in generated file.
13883 * genemit.c: Ditto. Fix up formatting.
13884 * config/mn10300/constraints.md: New.
13885 * config/mn10300/mn10300.md: Include.
13886 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13887 Fix up for removed macro.
13888 * config/mn10300/predicates.md (call_address_operand): Ditto.
13889 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13890 (CONST_OK_FOR_I): Ditto.
13891 (CONST_OK_FOR_J): Ditto.
13892 (CONST_OK_FOR_K): Ditto.
13893 (CONST_OK_FOR_L): Ditto.
13894 (CONST_OK_FOR_M): Ditto.
13895 (CONST_OK_FOR_N): Ditto.
13896 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13900 (EXTRA_CONSTRAINT): Ditto.
13902 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13904 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13906 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13907 OPTION_MASK_ISA_64BIT.
13908 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13910 2007-05-30 Richard Guenther <rguenther@suse.de>
13912 PR middle-end/32152
13913 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13914 types for comparison.
13915 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13916 with original typed arguments.
13917 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13919 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13921 PR tree-optimization/31769
13922 * except.c (duplicate_eh_regions): Clear prev_try if
13923 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13925 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13927 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13928 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13929 bsi of the location where statements should be inserted.
13930 (sink_code_in_bb): Take bsi from statement_sink_location.
13931 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13932 instead of bsi_start.
13933 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13935 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13936 (bsi_move_before): Document inconsistency with bsi_move_after.
13937 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13939 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13941 * config/i386/i386.h (TARGET_ABM): New define.
13942 (TARGET_POPCNT): Ditto.
13943 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13944 New temporary defines to redefine from OPTION_ISA_* defines.
13945 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13946 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13947 (ix86_isa_flags): New extern int declaration.
13948 (TARGET_SUBTARGET_DEFAULT): New define.
13949 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13950 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13951 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13952 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13953 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13954 * config/i386/darwin.h: Change TARGET_64BIT define to
13957 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13958 using existing "ix86_isa_flags" varible.
13959 (m32, m64): Use existing "ix86_isa_flags" variable.
13960 (mmmx, m3dnow): Ditto.
13961 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13962 (mabm): Define as non-negative option using "x86_abm" variable.
13963 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13965 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13966 Rewrite feature test bitmap.
13967 (ix86_isa_flags): New initialized global int varible.
13968 (ix86_isa_flags_explicit): New static int variable.
13969 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13970 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13971 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13972 target_flags_explicit.
13973 (override_options): Remove "target_enable" and "target_disable" fields
13974 from "struct ptt". Update processor_target_table accordingly. Remove
13975 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13976 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13977 "target_flags" and "ix86_isa_flags_explicit" instead of
13978 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13979 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13980 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13981 to true when either of PTA_POPCNT or PTA_ABM is set in
13982 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13983 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13984 processor_alias_table flags entry. Remove handling of
13985 "target_enable" and "target_disable" fields of processor_target_table.
13986 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13987 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13988 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13989 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13990 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13992 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13994 2007-05-29 David Daney <ddaney@avtrex.com>
13997 * config/mips/mips.c (mips_output_mi_thunk): Emit
13998 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14000 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14001 * config/i386/i386.c (ix86_function_regparm): Added checking of
14002 ix86_force_align_arg_pointer to determine the number of
14003 register parameters.
14005 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14007 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14008 (SET_DR_MISALIGNMENT): New.
14009 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14010 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14011 Use SET_DR_MISALIGNMENT.
14012 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14014 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14015 find_loop_nest): Export.
14016 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14017 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14018 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14019 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14021 (struct mem_ref): Add field reuse_distance.
14022 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14023 Initialize reuse_distance field.
14024 (issue_prefetch_ref): Select temporality of prefetch according to
14026 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14027 self_reuse_distance, determine_loop_nest_reuse): New functions.
14028 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14029 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14030 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14033 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14035 * tree-ssa-alias.c: Add aliasing overview.
14037 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14038 Danny Smith <dannysmith@users.sourceforge.net>
14041 * config/i386/t-crtfm: Compile crtfastmath.o with
14042 -minline-all-stringops.
14043 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14044 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14046 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14048 * doc/md.texi: Document constraints on HP PA-RISC.
14050 * pa/constraints.md: New file.
14051 * pa.md: Include constraints.md.
14052 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14053 (integer_store_memory_operand, ldil_cint_p): New functions.
14054 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14055 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14056 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14057 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14058 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14060 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14063 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14064 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14065 case POSTDECREMENT_EXPR>): Return the error_mark_node
14066 if either the real or imaginary parts would an
14069 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14071 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14072 name when we remove it from a call.
14074 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14076 * targhooks.c (default_narrow_bitfield): Remove.
14077 * targhooks.h: Remove the prototype for
14078 default_narrow_bitfield.
14080 * langhooks-def.h: Remove the prototype for
14081 hook_get_alias_set_0.
14082 * langhooks.c (hook_get_alias_set_0): Remove.
14084 * global.c (EXECUTE_IF_CONFLICT): Remove.
14086 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14089 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14090 return true when truth_value_p is true and the type
14093 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14095 * doc/install.texi (Prerequisites): We no longer require Autoconf
14096 2.13 for the top-level.
14098 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14100 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14101 memory access via x86_expand_vector_move_misalign() only for
14102 TImode values on 32-bit targets.
14104 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14106 * matrix-reorg.c: New file. Implement matrix flattening and
14107 transposing optimization.
14108 * tree-pass.h: Add matrix reorg pass.
14109 * common.opt: Add fipa-mreorg flag.
14110 * Makefile.in: Add matrix-reorg.c.
14111 * passes.c: Add matrix reorg pass.
14112 * varpool.c (add_new_static_var): New function.
14113 * cgraph.h (add_new_static_var): Declare.
14115 2007-05-27 Eric Christopher <echristo@apple.com>
14117 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14118 sp_offset depending on stack size. Save r12 depending
14119 on registers we're saving later.
14120 (rs6000_emit_epilogue): Update sp_offset depending only
14123 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14125 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14126 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14127 * ifcvt.c (if_convert): Ditto.
14128 * tree-ssa-threadupdate.c (thread_block): Ditto.
14129 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14130 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14131 verify_loop_closed_ssa): Check number_of_loops instead of
14133 * predict.c (tree_estimate_probability): Ditto.
14134 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14135 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14136 * modulo-sched.c (sms_schedule): Ditto.
14137 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14138 (scev_finalize): Do not do anything if scev analysis was not
14140 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14141 current_loops == NULL.
14142 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14143 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14144 there are no loops.
14145 (loop_optimizer_finalize): Assert that loops were analyzed.
14146 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14147 rtl_doloop): Check number_of_loops instead of current_loops.
14148 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14149 current_loops == NULL.
14150 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14151 gate_tree_vectorize tree_linear_transform, check_data_deps,
14152 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14153 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14154 Check number_of_loops instead of current_loops.
14155 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14156 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14157 free loops if available.
14158 (execute_pre): Do not pass do_fre to fini_pre.
14160 2007-05-27 Tobias Burnus <burnus@net-b.de>
14162 PR middle-end/32083
14163 * real.c (mpfr_from_real): Fix sign of -Inf.
14165 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14167 * tree-vect-transform.c (vectorizable_conversion): Initialize
14168 tree_code variables to ERROR_MARK.
14169 (vectorizable_type_demotion): Likewise.
14170 (vectorizable_type_promotion): Likewise.
14172 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14175 * config/i386/i386.md (movti): Handle push operands via
14176 ix86_expand_push().
14178 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14180 * basic-block.h: Remove the prototype for merge_seq_blocks.
14181 * cfgcleanup.c (merge_seq_blocks): Remove.
14183 * tree-flow.h: Remove the prototype for is_aliased_with.
14184 * tree-ssa-alias.c (is_aliased_with): Remove.
14186 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14188 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14190 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14192 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14193 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14194 (vec_unpacks_hi_v16qi): Likewise.
14195 (vec_unpacku_lo_v16qi): Likewise.
14196 (vec_unpacks_lo_v16qi): Likewise.
14197 (vec_unpacku_hi_v8hi): Likewise.
14198 (vec_unpacks_hi_v8hi): Likewise.
14199 (vec_unpacku_lo_v8hi): Likewise.
14200 (vec_unpacks_lo_v8hi): Likewise.
14201 (vec_unpacku_hi_v4si): Likewise.
14202 (vec_unpacks_hi_v4si): Likewise.
14203 (vec_unpacku_lo_v4si): Likewise.
14204 (vec_unpacks_lo_v4si): Likewise.
14206 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14208 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14209 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14210 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14211 follow spelling conventions in various
14212 warning/error/diagnostic messages.
14214 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14215 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14216 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14217 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14218 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14219 * doc/tm.texi: Follow spelling conventions.
14221 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14224 * tree-ssa-forwprop.c
14225 (forward_propagate_addr_into_variable_array_index): Remove
14226 the lhs argument. Use the type of def_rhs instead of lhs.
14227 (forward_propagate_addr_expr_1): Update use of
14228 forward_propagate_addr_into_variable_array_index.
14230 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14231 Nigel Stephens <nigel@mips.com>
14233 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14234 function attributes, "far" being an alias for "long_call".
14235 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14236 (mips_near_type_p, mips_far_type_p): New.
14237 (mips_comp_type_attributes): New function to check that attributes
14238 attached to a function type are compatible.
14239 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14240 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14241 to the target function of the thunk.
14242 (mips_encode_section_info): Check for "near" and "far" function
14243 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14245 * config/mips/predicates.md (const_call_insn_operand): Test only
14246 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14248 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14251 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14252 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14253 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14254 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14256 2007-05-25 Eric Christopher <echristo@apple.com>
14258 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14259 to x86-darwin configurations.
14260 * config/i386/t-darwin: Add softfp support.
14261 * config/i386/t-darwin64: Ditto.
14262 * config/i386/sfp-machine.h: If mach then don't use
14263 aliasing, emit a stub to call.
14265 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14267 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14268 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14269 tree-predcom.c, tree-ssa-alias-warnings.c,
14270 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14271 comment typos. Follow spelling conventions.
14272 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14274 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14277 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14278 constants into memory. Expand unaligned memory references for
14279 SSE modes via x86_expand_vector_move_misalign() function.
14281 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14283 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14284 "memory" attribute for "sseishft" type insn without operands[2].
14286 2007-05-25 Dirk Mueller <dmueller@suse.de>
14287 Marcus Meissner <meissner@suse.de>
14289 * doc/extend.texi (alloc_size): New attribute.
14290 * c-common.c (handle_alloc_size_attribute): New.
14291 * tree-object-size.c (alloc_object_size): Use alloc_size
14292 attribute, if available.
14294 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14296 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14298 (__builtin_ia32_vec_ext_v2di): Likewise.
14299 (__builtin_ia32_vec_ext_v4si): Likewise.
14300 (__builtin_ia32_vec_ext_v8hi): Likewise.
14301 (__builtin_ia32_vec_ext_v16qi): Likewise.
14302 (__builtin_ia32_vec_set_v8hi): Likewise.
14304 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14306 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14308 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14310 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14311 (arm_is_longcall_p): Rename to...
14312 (arm_is_long_call_p): ...this. Take a single tree argument and
14314 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14315 (CUMULATIVE_ARGS): Remove call_cookie.
14316 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14317 (ENCODED_LONG_CALL_ATTR_P): Delete.
14318 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14319 LONG_CALL_FLAG_CHAR cases.
14320 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14321 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14322 ARM_DECLARE_FUNCTION_SIZE.
14323 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14324 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14325 (arm_encode_call_attribute, current_file_function_operand): Delete.
14326 (arm_function_in_section_p): New function.
14327 (arm_is_longcall_p): Rename to...
14328 (arm_is_long_call_p): ...this. Take the target function as a single
14329 argument and return a bool. Do not rely on call cookies. Check
14330 whether the target symbol is in the same section as the current
14331 function, not just the same compilation unit.
14332 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14333 (arm_encode_section_info): Don't encode a call type.
14334 * config/arm/arm.md (call, call_value): Update calls to
14335 arm_is_long(_)call_p. Simplify logic.
14336 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14337 Update calls to arm_is_long(_)call_p.
14339 2007-05-25 Richard Guenther <rguenther@suse.de>
14341 PR tree-optimization/31982
14342 * tree-ssa-forwprop.c
14343 (forward_propagate_addr_into_variable_array_index): Handle arrays
14344 with element size one.
14346 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14348 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14349 (umulsi3_highpart): Likewise.
14351 2007-05-24 Ian Lance Taylor <iant@google.com>
14353 PR rtl-optimization/32069
14354 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14357 2007-05-24 Ollie Wild <aaw@google.com>
14359 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14362 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14364 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14365 (oprs_unchanged_p): Use it to check all registers in a REG.
14366 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14367 (reg_set_between_after_reload_p): Delete.
14368 (reg_used_between_after_reload_p): Likewise.
14369 (reg_set_or_used_since_bb_start): Likewise.
14370 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14371 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14372 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14373 * rtlanal.c (reg_set_p): Check whether REG overlaps
14374 regs_invalidated_by_call, rather than just checking the
14375 membership of REGNO (REG).
14377 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14379 * doc/passes.texi: Document predictive commoning.
14380 * doc/invoke.texi (-fpredictive-commoning): Document.
14381 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14382 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14383 adding indices to the generated name.
14384 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14385 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14386 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14387 (op_symbol_code): ... and exported.
14388 (dump_omp_clause, op_symbol): Use op_symbol_code
14389 instead of op_symbol_1.
14390 * tree-pass.h (pass_predcom): Declare.
14391 * timevar.def (TV_PREDCOM): New timevar.
14392 * tree-ssa-loop.c (run_tree_predictive_commoning,
14393 gate_tree_predictive_commoning, pass_predcom): New.
14394 * tree-data-ref.c (find_data_references_in_loop): Find the
14395 references in dominance order.
14396 (canonicalize_base_object_address): Ensure that the result has
14398 (dr_analyze_innermost): Export.
14399 (create_data_ref): Code to fail for references with invariant
14401 (find_data_references_in_stmt): ... here.
14402 * tree-data-ref.h (dr_analyze_innermost): Declare.
14403 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14404 (aff_combination_find_elt, name_expansion_hash,
14405 name_expansion_eq, tree_to_aff_combination_expand,
14406 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14408 * tree-affine.h (aff_combination_constant_multiple_p,
14409 tree_to_aff_combination_expand): Declare.
14410 * tree-predcom.c: New file.
14411 * common.opt (fpredictive-commoning): New option.
14412 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14413 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14414 * Makefile.in (tree-predcom.o): Add.
14415 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14416 * passes.c (init_optimization_passes): Add dceloop after
14417 copy propagation in loop optimizer. Add predictive commoning
14418 to loop optimizer passes.
14420 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14422 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14425 2007-05-24 Jan Hubicka <jh@suse.cz>
14427 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14429 (genheader): Include statistics.h.
14431 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14433 * print-rtl.c (flag_dump_unnumbered): Update comments.
14434 (print_rtl): Fix my previous change.
14435 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14438 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14440 PR middle-end/32018
14441 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14443 (thread_through_all_blocks): Call initialize_original_copy_tables
14444 and free_original_copy_tables.
14445 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14447 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14448 * cfghooks.c (duplicate_block): Use get_loop_copy.
14449 * cfg.c: Include cfgloop.h.
14450 (loop_copy): New hash table.
14451 (initialize_original_copy_tables): Initialize loop_copy table.
14452 (free_original_copy_tables): Free loop_copy table.
14453 (copy_original_table_clear, copy_original_table_set,
14454 set_loop_copy, get_loop_copy): New functions.
14455 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14456 * cfgloop.h (struct loop): Remove copy field.
14457 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14458 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14460 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14462 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14463 -msse/-msse2/-msse3.
14465 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14467 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14468 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14470 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14473 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14474 * targhooks.h (default_mangle_decl_assembler_name): Declare
14476 * targhooks.c (default_mangle_decl_assembler_name): Define
14478 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14480 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14481 * langhooks.c (lhd_set_decl_assembler_name): Call
14482 targetm.mangle_decl_assembler_name for names with global scope.
14484 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14486 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14487 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14489 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14490 New. Factored out of i386_pe_encode_section_info.
14491 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14492 Move check for prior decoration of stdcall
14493 symbols to i386_pe_encode_section_info.
14494 (i386_pe_encode_section_info): Adjust call to
14495 gen_stdcall_or_fastcall_suffix. Use
14496 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14497 (i386_pe_mangle_decl_assembler_name): New. Wrap
14498 i386_pe_maybe_mangle_decl_assembler_name.
14500 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14502 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14503 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14504 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14505 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14506 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14509 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14510 Nigel Stephens <nigel@mips.com>
14511 Richard Sandiford <richard@codesourcery.com>
14513 Fix up MIPS16 hard float and add support for complex.
14515 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14516 (TARGET_SOFT_FLOAT_ABI): New.
14517 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14518 __mips_soft_float to reflect the ABI in use, not whether the
14519 FPU is directly accessible (e.g., in MIPS16 mode).
14520 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14521 (UNITS_PER_FPVALUE): Likewise.
14523 * config/mips/mips.c (mips_expand_call): Remove redundant
14524 TARGET_MIPS16 check.
14525 (mips_arg_regno): New.
14526 (function_arg_advance): When setting bits in cum->fp_code for
14527 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14529 (function_arg): Use mips_arg_regno.
14530 (mips_return_mode_in_fpr_p): New.
14531 (mips16_call_stub_mode_suffix): New.
14532 (mips16_cfun_returns_in_fpr_p): New.
14533 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14534 (mips_output_function_prologue): Test mips16_hard_float, not
14535 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14536 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14537 return value into a floating-point register.
14538 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14539 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14540 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14541 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14542 word of double arguments from or to the high bits of 64-bit
14543 floating point registers.
14544 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14545 (mips16_fpret_double): New helper function.
14546 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14547 support for complex modes. Fill in DECL_RESULT for stubdecl.
14548 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14550 * config/mips/mips16.S
14551 (RET, ARG1, ARG2): New.
14552 (MERGE_GPRf, MERGE_GPRt): New.
14553 (DELAYt, DELAYf): New.
14554 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14555 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14556 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14557 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14558 (SFOP): Renamed to...
14559 (OPSF3): This, and macro-ified. Updated all uses.
14560 (SFOP2): Renamed to...
14561 (OPSF2): This, and macro-ified. Updated all uses.
14562 (SFCMP): Renamed to...
14563 (CMPSF): This, and macro-ified. Updated all uses.
14564 (SFREVCMP): Renamed to...
14565 (REVCMPSF): This, and macro-ified. Updated all uses.
14566 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14567 (LDDBL1, LDDBL2, RETDBL): Deleted.
14568 (DFOP): Renamed to...
14569 (OPDF3): This, and macro-ified. Updated all uses.
14570 (DFOP2): Renamed to...
14571 (OPDF2): This, and macro-ified. Updated all uses.
14572 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14573 (DFCMP): Renamed to...
14574 (CMPDF): This, and macro-ified. Updated all uses.
14575 (DFREVCMP): Renamed to...
14576 (REVCMPDF): This, and macro-ified. Updated all uses.
14577 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14578 (RET_FUNCTION): New.
14579 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14580 (__mips16_ret_sc, __mips16_ret_dc): New.
14581 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14582 STUB_ARGS_6, STUB_ARGS_10): New.
14583 (CALL_STUB_NO_RET): New.
14584 (__mips16_call_stub_1): Macro-ified.
14585 (__mips16_call_stub_5): Macro-ified.
14586 (__mips16_call_stub_2): Macro-ified.
14587 (__mips16_call_stub_6): Macro-ified.
14588 (__mips16_call_stub_9): Macro-ified.
14589 (__mips16_call_stub_10): Macro-ified.
14590 (CALL_STUB_RET): New.
14591 (__mips16_call_stub_sf_0): Macro-ified.
14592 (__mips16_call_stub_sf_1): Macro-ified.
14593 (__mips16_call_stub_sf_5): Macro-ified.
14594 (__mips16_call_stub_sf_2): Macro-ified.
14595 (__mips16_call_stub_sf_6): Macro-ified.
14596 (__mips16_call_stub_sf_9): Macro-ified.
14597 (__mips16_call_stub_sf_10): Macro-ified.
14598 (__mips16_call_stub_df_0): Macro-ified.
14599 (__mips16_call_stub_df_1): Macro-ified.
14600 (__mips16_call_stub_df_5): Macro-ified.
14601 (__mips16_call_stub_df_2): Macro-ified.
14602 (__mips16_call_stub_df_6): Macro-ified.
14603 (__mips16_call_stub_df_9): Macro-ified.
14604 (__mips16_call_stub_df_10): Macro-ified.
14605 (__mips16_call_stub_sc_0): New.
14606 (__mips16_call_stub_sc_1): New.
14607 (__mips16_call_stub_sc_5): New.
14608 (__mips16_call_stub_sc_2): New.
14609 (__mips16_call_stub_sc_6): New.
14610 (__mips16_call_stub_sc_9): New.
14611 (__mips16_call_stub_sc_10): New.
14612 (__mips16_call_stub_dc_0): New.
14613 (__mips16_call_stub_dc_1): New.
14614 (__mips16_call_stub_dc_5): New.
14615 (__mips16_call_stub_dc_2): New.
14616 (__mips16_call_stub_dc_6): New.
14617 (__mips16_call_stub_dc_9): New.
14618 (__mips16_call_stub_dc_10): New.
14620 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14621 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14622 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14624 2007-05-23 Ian Lance Taylor <iant@google.com>
14626 * doc/invoke.texi (Invoking GCC): Document that the order of the
14629 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14632 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14633 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14634 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14638 * config/score/score.c (score_print_operand): Make sure that only
14639 lower bits are used.
14641 2007-05-22 Ian Lance Taylor <iant@google.com>
14643 * tree-vrp.c (avoid_overflow_infinity): New static function,
14644 broken out of set_value_range_to_value.
14645 (set_value_range_to_value): Call avoid_overflow_infinity.
14646 (extract_range_from_assert): Likewise.
14648 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14650 PR middle-end/31095
14651 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14652 change the type before looking for a COMPOUND_EXPR.
14654 2007-05-22 Ian Lance Taylor <iant@google.com>
14656 * lower-subreg.c (decompose_multiword_subregs): If we change an
14657 insn, call remove_retval_note on it.
14659 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14661 * regs.h (end_hard_regno): New function.
14662 (END_HARD_REGNO, END_REGNO): New macros.
14663 (add_to_hard_reg_set): New function.
14664 (remove_from_hard_reg_set): Likewise.
14665 (in_hard_reg_set_p): Likewise.
14666 (overlaps_hard_reg_set_p): Likewise.
14667 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14668 (note_btr_set): Use END_HARD_REGNO.
14669 * caller-save.c (setup_save_areas): Use end_hard_regno.
14670 (mark_set_regs): Use END_HARD_REGNO.
14671 (add_stored_regs): Use end_hard_regno.
14672 (mark_referenced_regs): Use add_to_hard_reg_set.
14673 * combine.c (update_table_tick): Use END_REGNO.
14674 (record_value_for_reg): Likewise.
14675 (record_dead_and_set_regs): Likewise.
14676 (get_last_value_validate): Likewise.
14677 (use_crosses_set_p): Likewise.
14678 (reg_dead_at_p_1): Likewise.
14679 (reg_dead_at_p): Likewise.
14680 (mark_used_regs_combine): Use add_to_hard_reg_set.
14681 (move_deaths): Use END_HARD_REGNO.
14682 (reg_bitfield_target_p): Use end_hard_regno.
14683 (distribute_notes): Use END_HARD_REGNO.
14684 * cse.c (mention_regs): Use END_REGNO.
14685 (insert): Use add_to_hard_reg_set.
14686 (invalidate): Use END_HARD_REGNO.
14687 (invalidate_for_call): Likewise.
14688 (exp_equiv_p): Use END_REGNO.
14689 (cse_insn): Likewise.
14690 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14691 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14692 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14693 * function.c (keep_stack_depressed): Use end_hard_regno.
14694 * global.c (global_alloc): Use end_hard_regno.
14695 (global_conflicts): Use add_to_hard_reg_set instead of
14697 (find_reg): Likewise.
14698 (mark_reg_store): Likewise.
14699 (mark_reg_conflicts): Likewise.
14700 (mark_reg_death): Use remove_from_hard_reg_set.
14701 (mark_reg_live_nc): Delete.
14702 (set_preference): Use end_hard_regno.
14703 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14704 remove_from_hard_reg_set.
14705 (post_mark_life): Use add_to_hard_reg_set.
14706 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14707 (reg_becomes_live): Use add_to_hard_reg_set.
14708 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14709 (peep2_find_free_register): Use add_to_hard_reg_set.
14710 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14711 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14712 * regrename.c (note_sets): Use add_to_hard_reg_set.
14713 (clear_dead_regs): Use remove_from_hard_reg_set.
14714 (regrename_optimize): Use add_to_hard_reg_set.
14715 (find_oldest_value_reg): Use in_hard_reg_set_p.
14716 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14717 (hard_reg_set_here_p): Use end_hard_regno.
14718 (decompose): Likewise.
14719 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14720 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14721 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14722 (mark_home_live): Use end_hard_regno.
14723 (spill_hard_reg): Likewise.
14724 (clear_reload_reg_in_use): Likewise.
14725 * reorg.c (delete_prior_computation): Use END_REGNO.
14726 * resource.c (update_live_status): Use END_HARD_REGNO.
14727 (mark_referenced_resources): Use add_to_hard_reg_set.
14728 (mark_set_resources): Likewise.
14729 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14730 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14731 (reg_overlap_mentioned_p): Likewise.
14732 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14733 (covers_regno_no_parallel_p): Use END_REGNO.
14734 (find_regno_note): Likewise.
14735 (find_reg_fusage): Use END_HARD_REGNO.
14736 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14737 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14739 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14741 * mode-switching.c (reg_dies): Change type of second argument to
14743 (optimize_mode_switching): Update accordingly.
14745 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14747 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14749 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14750 (hard_reg_set_empty_p): ...these new functions.
14751 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14752 GO_IF_HARD_REG_SUBSET.
14753 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14754 instead of GO_IF_HARD_REG_EQUAL.
14755 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14756 instead of GO_IF_HARD_REG_EQUAL.
14757 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14758 GO_IF_HARD_REG_SUBSET.
14759 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14760 GO_IF_HARD_REG_EQUAL.
14761 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14762 of GO_IF_HARD_REG_SUBSET.
14763 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14764 instead of GO_IF_HARD_REG_EQUAL.
14765 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14766 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14767 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14768 of GO_IF_HARD_REG_SUBSET,
14769 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14770 GO_IF_HARD_REG_SUBSET.
14771 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14772 instead of GO_IF_HARD_REG_EQUAL.
14773 * config/sh/sh.c (push_regs, calc_live_regs): Use
14774 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14775 (hard_regs_intersect_p): Delete.
14777 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14779 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14781 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14782 Richard Henderson <rth@redhat.com>
14784 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14786 (x86_64-*-*): Likewise.
14788 * i386/i386-modes.def (V2QI): New.
14790 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14792 (override_options): Support SSE4.1.
14793 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14794 (IX86_BUILTIN_BLENDPS): Likewise.
14795 (IX86_BUILTIN_BLENDVPD): Likewise.
14796 (IX86_BUILTIN_BLENDVPS): Likewise.
14797 (IX86_BUILTIN_PBLENDVB128): Likewise.
14798 (IX86_BUILTIN_PBLENDW128): Likewise.
14799 (IX86_BUILTIN_DPPD): Likewise.
14800 (IX86_BUILTIN_DPPS): Likewise.
14801 (IX86_BUILTIN_INSERTPS128): Likewise.
14802 (IX86_BUILTIN_MOVNTDQA): Likewise.
14803 (IX86_BUILTIN_MPSADBW128): Likewise.
14804 (IX86_BUILTIN_PACKUSDW128): Likewise.
14805 (IX86_BUILTIN_PCMPEQQ): Likewise.
14806 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14807 (IX86_BUILTIN_PMAXSB128): Likewise.
14808 (IX86_BUILTIN_PMAXSD128): Likewise.
14809 (IX86_BUILTIN_PMAXUD128): Likewise.
14810 (IX86_BUILTIN_PMAXUW128): Likewise.
14811 (IX86_BUILTIN_PMINSB128): Likewise.
14812 (IX86_BUILTIN_PMINSD128): Likewise.
14813 (IX86_BUILTIN_PMINUD128): Likewise.
14814 (IX86_BUILTIN_PMINUW128): Likewise.
14815 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14816 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14817 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14818 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14819 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14820 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14821 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14822 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14823 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14824 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14825 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14826 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14827 (IX86_BUILTIN_PMULDQ128): Likewise.
14828 (IX86_BUILTIN_PMULLD128): Likewise.
14829 (IX86_BUILTIN_ROUNDPD): Likewise.
14830 (IX86_BUILTIN_ROUNDPS): Likewise.
14831 (IX86_BUILTIN_ROUNDSD): Likewise.
14832 (IX86_BUILTIN_ROUNDSS): Likewise.
14833 (IX86_BUILTIN_PTESTZ): Likewise.
14834 (IX86_BUILTIN_PTESTC): Likewise.
14835 (IX86_BUILTIN_PTESTNZC): Likewise.
14836 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14837 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14838 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14839 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14840 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14841 (bdesc_ptest): New.
14842 (bdesc_sse_3arg): Likewise.
14843 (bdesc_2arg): Likewise.
14844 (bdesc_1arg): Likewise.
14845 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14847 (ix86_expand_sse_4_operands_builtin): New.
14848 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14849 smaller than 8 bits as the 2nd arg.
14850 (ix86_expand_sse_ptest): New.
14851 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14852 (ix86_expand_vector_set): Support SSE4.1.
14853 (ix86_expand_vector_extract): Likewise.
14855 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14856 __SSE4_1__ for -msse4.1.
14858 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14859 (UNSPEC_INSERTPS): Likewise.
14860 (UNSPEC_DP): Likewise.
14861 (UNSPEC_MOVNTDQA): Likewise.
14862 (UNSPEC_MPSADBW): Likewise.
14863 (UNSPEC_PHMINPOSUW): Likewise.
14864 (UNSPEC_PTEST): Likewise.
14865 (UNSPEC_ROUNDP): Likewise.
14866 (UNSPEC_ROUNDS): Likewise.
14868 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14870 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14871 (const_pow2_1_to_32768_operand): Likewise.
14873 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14876 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14878 (sse4_1_insertps): Likewise.
14879 (*sse4_1_extractps): Likewise.
14880 (sse4_1_ptest): Likewise.
14881 (sse4_1_mulv2siv2di3): Likewise.
14882 (*sse4_1_mulv4si3): Likewise.
14883 (*sse4_1_smax<mode>3): Likewise.
14884 (*sse4_1_umax<mode>3): Likewise.
14885 (*sse4_1_smin<mode>3): Likewise.
14886 (*sse4_1_umin<mode>3): Likewise.
14887 (sse4_1_eqv2di3): Likewise.
14888 (*sse4_1_pinsrb): Likewise.
14889 (*sse4_1_pinsrd): Likewise.
14890 (*sse4_1_pinsrq): Likewise.
14891 (*sse4_1_pextrb): Likewise.
14892 (*sse4_1_pextrb_memory): Likewise.
14893 (*sse4_1_pextrw_memory): Likewise.
14894 (*sse4_1_pextrq): Likewise.
14895 (sse4_1_blendpd): Likewise.
14896 (sse4_1_blendps): Likewise.
14897 (sse4_1_blendvpd): Likewise.
14898 (sse4_1_blendvps): Likewise.
14899 (sse4_1_dppd): Likewise.
14900 (sse4_1_dpps): Likewise.
14901 (sse4_1_movntdqa): Likewise.
14902 (sse4_1_mpsadbw): Likewise.
14903 (sse4_1_packusdw): Likewise.
14904 (sse4_1_pblendvb): Likewise.
14905 (sse4_1_pblendw): Likewise.
14906 (sse4_1_phminposuw): Likewise.
14907 (sse4_1_extendv8qiv8hi2): Likewise.
14908 (*sse4_1_extendv8qiv8hi2): Likewise.
14909 (sse4_1_extendv4qiv4si2): Likewise.
14910 (*sse4_1_extendv4qiv4si2): Likewise.
14911 (sse4_1_extendv2qiv2di2): Likewise.
14912 (*sse4_1_extendv2qiv2di2): Likewise.
14913 (sse4_1_extendv4hiv4si2): Likewise.
14914 (*sse4_1_extendv4hiv4si2): Likewise.
14915 (sse4_1_extendv2hiv2di2): Likewise.
14916 (*sse4_1_extendv2hiv2di2): Likewise.
14917 (sse4_1_extendv2siv2di2): Likewise.
14918 (*sse4_1_extendv2siv2di2): Likewise.
14919 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14920 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14921 (sse4_1_zero_extendv4qiv4si2): Likewise.
14922 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14923 (sse4_1_zero_extendv2qiv2di2): Likewise.
14924 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14925 (sse4_1_zero_extendv4hiv4si2): Likewise.
14926 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14927 (sse4_1_zero_extendv2hiv2di2): Likewise.
14928 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14929 (sse4_1_zero_extendv2siv2di2): Likewise.
14930 (*sse4_1_zero_extendv2siv2di2): Likewise.
14931 (sse4_1_roundpd): Likewise.
14932 (sse4_1_roundps): Likewise.
14933 (sse4_1_roundsd): Likewise.
14934 (sse4_1_roundss): Likewise.
14935 (mulv4si3): Don't expand for SSE4.1.
14936 (smax<mode>3): Likewise.
14937 (umaxv4si3): Likewise.
14938 (uminv16qi3): Likewise.
14939 (umin<mode>3): Likewise.
14940 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14942 * doc/extend.texi: Document SSE4.1 built-in functions.
14944 * doc/invoke.texi: Document -msse4.1.
14946 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14948 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14949 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14950 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14951 (ASM_SPEC): Add asm_pcrel_spec.
14952 (EXTRA_SPECS): Add asm_pcrel_spec.
14954 2007-05-21 David Daney <ddaney@avtrex.com>
14956 * doc/install.texi (Building a cross compiler): Add requirements
14957 for Java cross compiler.
14959 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14961 PR middle-end/31995
14962 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14963 Add loopno argument. Use evolution_function_is_invariant_rec_p
14964 instead of evolution_function_is_constant_p.
14965 Update calls to evolution_function_is_affine_multivariate_p.
14966 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14967 Add loopno argument.
14968 * tree-scalar-evolution.c (gather_chrec_stats): Call
14969 evolution_function_is_affine_multivariate_p with a loop
14971 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14972 (analyze_overlapping_iterations): Likewise.
14973 (access_functions_are_affine_or_constant_p): Likewise.
14974 (build_classic_dist_vector_1): If the access functions
14975 are equal, don't do anything.
14977 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14978 Paolo Carlini <pcarlini@suse.de>
14979 Uros Bizjak <ubizjak@gmail.com>
14981 * c-cppbuiltin.c (c_cpp_builtins): Define
14982 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14983 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14984 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14985 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14987 2007-05-21 Mike Stump <mrs@apple.com>
14989 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14991 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14993 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14996 implementation if __OPTIMIZE__ is not defined.
14997 (_mm_alignr_pi8): Ditto.
14998 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14999 (_mm_inserti_si64): Ditto.
15000 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15001 (_mm_slli_epi16): Ditto.
15002 (_mm_slli_epi32): Ditto.
15003 (_mm_slli_epi64): Ditto.
15004 (_mm_srai_epi16): Ditto.
15005 (_mm_srai_epi32): Ditto.
15006 (_mm_srli_si128): Ditto.
15007 (_mm_slli_si128): Ditto.
15008 (_mm_srli_epi16): Ditto.
15009 (_mm_srli_epi32): Ditto.
15010 (_mm_srli_epi64): Ditto.
15011 (_mm_extract_epi16): Ditto.
15012 (_mm_insert_epi16): Ditto.
15013 (_mm_shufflehi_epi16): Ditto.
15014 (_mm_shufflelo_epi16): Ditto.
15015 (_mm_shuffle_epi32): Ditto.
15016 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15017 (_m_pextrw): Ditto.
15018 (_mm_insert_pi16): Ditto.
15019 (_m_pinsrw): Ditto.
15020 (_mm_shuffle_pi16): Ditto.
15021 (_m_pshufw): Ditto.
15022 (_mm_shufle_ps): Ditto.
15023 (_mm_prefetch): Ditto.
15025 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15027 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15028 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15029 * real.c (encode_i370_single, decode_i370_single,
15030 encode_i370_double, decode_i370_double): Functions removed.
15031 (i370_single_format, i370_double_format): Initializations removed.
15032 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15033 Consider the log2_b field to always be one.
15034 (ieee_single_format, mips_single_format, coldfire_single_format,
15035 ieee_double_format, mips_double_format, coldfire_double_format,
15036 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15037 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15038 ibm_extended_format, mips_extended_format, ieee_quad_format,
15039 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15040 decimal_single_format, decimal_double_format, decimal_quad_format,
15041 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15042 initialization of log2_b.
15043 * real.h (i370_single_format, i370_double_format): Declarations
15045 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15046 field to always be one.
15048 2007-05-21 Andreas Schwab <schwab@suse.de>
15050 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15051 NOTE_INSN_BASIC_BLOCK_P.
15052 (process_for_unwind_directive): Likewise.
15054 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15056 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15057 * function.h (struct function): Move va_list_gpr_size,
15058 va_list_fpr_size, function_frequency to front of bitfields. Add
15060 (current_function_calls_unwind_init): New.
15061 * except.c (expand_builtin_unwind_init): Set
15062 current_function_calls_unwind_init not
15063 current_function_has_nonlocal_label.
15064 * reload1.c (has_nonexceptional_receiver): New.
15065 (reload): Use it and current_function_calls_unwind_init to
15066 determine whether call-saved regs must be saved.
15068 2007-05-20 Jan Hubicka <jh@suse.cz>
15070 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15071 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15072 * ddg.c (create_ddg): LIkewise.
15073 * final.c (final): Remove hunk moving line number notes around since
15074 they are no longer present at this stage.
15075 (final_scan_insn): Use NOTE_KIND instead of
15076 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15077 (output_asm_label): Likewise.
15078 * reorg.c (dbr_schedule): Likewise.
15079 * haifa-sched.c (unlink_other_notes): Likewise.
15080 * mode-switching.c (optimize_mode_switching): Likewise.
15081 * graph.c (start_bb): Likewise.
15082 * rtl.def (NOTE): Update description.
15083 * jump.c (squeeze_notes): Delete.
15084 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15085 NOTE_INSN_BASIC_BLOCK_P when possible.
15086 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15087 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15088 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15089 (dwarf2out_var_location): Likewise.
15090 * cfgbuild.c (make_edges): Likewise.
15091 (find_basic_blocks_1): Likewise.
15092 * function.c (reorder_blocks_1): Likewise.
15093 (epilogue_done): Likewise.
15094 (reposition_prologue_and_epilogue_notes): Likewise.
15095 * print-rtl.c (print_rtx): Likewise; drop code for printing
15097 (print_rtl): Likewise.
15098 (print_rtl_single): Likewise.
15099 * gcse.c (insert_insn_start_bb): Likewise.
15100 * alias.c (init_alias_analysis): Likewise.
15101 * calls.c (fixup_tail_calls): Likewise.
15102 * except.c (sjlj_emit_function_enter): Likewise.
15103 * emit-rtl.c (add_insn_after): Likeiwse.
15104 (emit_label_before): Likewise.
15105 (emit_label_after): Likewise.
15106 (emit_note_before, emit_note_after, emit_note): Update
15107 parameter to be enum insn_note; do not deal with source
15109 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15110 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15112 (merge_blocks_move_successor_nojumps): Simplify now when
15113 we don't have BLOCK notes.
15114 (try_optimize_cfg): Likewise.
15115 * cfglayout.c (skip_insns_after_block): Likewise.
15116 (record_effective_endpoints): Likewise.
15117 (duplicate_insn_chain): Likewise.
15118 * varasm.c (output_constant_pool_1): Likewise.
15119 * sched-deps.c (sched_analyze): Likewise.
15120 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15122 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15123 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15124 (SET_INSN_DELETED): Simplify.
15125 (NOTE_LINE_NUMBER): Exterminate.
15126 (NOTE_LINE_KIND): New.
15127 (NOTE_INSN_BASIC_BLOCK_P): Update.
15128 (enum insn_note): Simplify.
15129 (GET_NOTE_INSN_NAME) Simplify.
15130 (emit_note_before, emit_note_after, emit_note): Update prototype.
15131 (squeeze_notes): Remove.
15132 * sched-int.h (NOTE_NOT_BB_P): Update.
15133 * resource.c (mark_target_live_regs): Update.
15134 * sched-rgn.c (debug_dependencies): Update.
15135 * sched-vis.c (print_insn): Update.
15136 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15137 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15138 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15139 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15140 (split_branches): Update.
15141 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15143 (sh_adjust_unroll_max): Exterminate.
15144 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15145 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15146 (m68hc11_reorg): Likewise.
15147 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15148 (emit_predicate_relation_info): Update.
15149 (process_for_unwind_directive): Update.
15150 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15151 (output_call): Update.
15152 * config/pa/pa.c (output_lbranch): Update.
15153 (output_millicode_call): Update.
15154 (output_call): Update.
15155 (pa_combine_instructions): Update.
15156 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15157 * config/bfin/bfin.c (gen_one_bundle): Update.
15158 * cfgrtl.c (can_delete_note_p): Update.
15159 (delete_insn): Update.
15160 (rtl_merge_blocks): Update.
15161 (commit_one_edge_insertion): Update.
15162 (rtl_verify_flow_info): Update.
15163 * stmt.c (expand_case): Do not call squeeze_notes.
15165 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15172 * c.opt (Wtype-limits): New.
15173 * doc/invoke.texi (Wtype-limits): Document it.
15174 (Wextra): Enabled by -Wextra.
15175 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15176 * c-common.c (shorten_compare): Warn with Wtype-limits.
15178 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15180 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15181 inlined function, not as a macro.
15182 (_mm_alignr_pi8): Ditto.
15183 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15184 (_mm_inserti_si64): Ditto.
15185 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15186 (_mm_extract_epi16): Ditto.
15187 (_mm_insert_epi16): Ditto.
15188 (_mm_shufflehi_epi16): Ditto.
15189 (_mm_shufflelo_epi16): Ditto.
15190 (_mm_shuffle_epi32): Ditto.
15191 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15192 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15194 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15196 (_m_to_float): Use C89 compatible assignment.
15198 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15201 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15203 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15206 * doc/invoke.texi (Wreturn-type): Complete description.
15207 (Wextra): Delete item about return-type warning.
15208 * c-decl.c: Delete redundant Wextra warning.
15210 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15213 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15214 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15215 inlined function, not as a macro.
15216 (_mm_prefetch): Ditto.
15217 (_m_pextrw): Ditto.
15218 (_mm_insert_pi16): Ditto.
15219 (_m_pinsrw): Ditto.
15220 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15221 (_m_pshufw): Ditto. Add const to __N argument.
15222 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15223 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15224 (_mm_slli_epi32): Ditto.
15225 (_mm_srli_si128): Implement as always inlined function, not as a
15226 macro. Add __inline to function declaration.
15227 (_mm_slli_si128): Ditto.
15229 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15231 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15232 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15234 (struct fenv): New structure.
15235 (FP_HANDLE_EXCEPTIONS): New define.
15236 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15237 (_FP_DECL_EXP): New define.
15238 (FP_INIT_ROUNDMODE): New define.
15239 (FP_ROUNDMODE): New define.
15241 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15243 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15244 (Wconversion): Update description.
15245 (Wconversion-sign): New.
15246 * c.opt (Wconversion-sign): New.
15247 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15248 means disabled for C++. Otherwise, take the status of Wconversion.
15249 * c-common.c (conversion_warning): Warn with either Wconversion or
15251 (warnings_for_convert_and_check): Conditions are already checked by
15252 conversion_warning.
15253 (convert_and_check): Don't check warnings if the conversion failed.
15255 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15256 Anatoly Sokolov <aesok@dol.ru>
15258 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15259 avr_epilogue_uses) : Add declaration.
15260 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15261 * config/avr/constraints.md (R): New constraint.
15262 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15263 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15264 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15265 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15266 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15267 call_prologue_saves, epilogue_restores, return_from_epilogue,
15268 return_from_main_epilogue, return_from_interrupt_epilogue,
15269 return_from_naked_epilogue, prologue, epilogue): New patterns.
15270 (jump): Handle symbol reference.
15271 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15272 avr_output_function_prologue, avr_output_function_epilogue): Remove
15274 (avr_init_machine_status, expand_prologue, expand_epilogue,
15275 avr_asm_function_end_prologue, avr_epilogue_uses,
15276 avr_asm_function_begin_epilogue): New functions.
15277 (prologue_size, epilogue_size, jump_tables_size): Remove global
15279 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15280 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15281 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15282 (avr_override_options): Initialise init_machine_status.
15283 (output_movhi): Handle all stack pointer loads.
15284 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15285 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15286 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15287 (EPILOGUE_USES) Redefine.
15288 (machine_function) Declare.
15290 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15292 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15293 Use a single return statement.
15295 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15297 PR middle-end/30250
15298 * builtins.c (do_mpfr_lgamma_r): New.
15299 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15300 * tree.h (CASE_FLT_FN_REENT): New.
15302 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15304 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15305 (output_die): Use 'unsigned long' with %x.
15306 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15307 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15308 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15310 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15312 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15317 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15318 true if function has no argument.
15320 2007-05-18 DJ Delorie <dj@redhat.com>
15322 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15323 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15325 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15327 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15328 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15329 count_trailing_zeros.
15330 (__i386__): Implement count_leading_zeros using __builtin_clz().
15331 Implement count_trailing_zeros usign __builtin_ctz().
15333 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15335 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15337 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15339 PR middle-end/31344
15340 * expr.c (emit_move_change_mode): Change mode of push operands here.
15342 2007-05-17 Ian Lance Taylor <iant@google.com>
15344 PR tree-optimization/31953
15345 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15346 Change all callers.
15347 (set_value_range_to_null): Call set_value_range_to_value.
15348 (extract_range_from_comparison): Likewise.
15350 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15352 * toplev.c (print_version): Output GMP/MPFR version info.
15354 * builtins.c (CASE_MATHFN_REENT): New macro.
15355 (mathfn_built_in): Use it.
15356 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15357 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15358 BUILT_IN_LGAMMAL_R): New.
15359 * doc/extend.texi: Document new builtins.
15361 PR middle-end/31796
15362 * builtins.c (do_mpfr_remquo): New.
15363 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15364 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15366 PR middle-end/30251
15367 * builtins.c (fold_builtin_1): Handle y0, y1.
15368 (fold_builtin_2): Handle yn.
15370 PR middle-end/30251
15371 * builtins.c (do_mpfr_bessel_n): New.
15372 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15373 (fold_builtin_2): Handle BUILT_IN_JN.
15375 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15378 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15379 TYPE_PRECISION (intmax_type_node).
15381 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15384 * reload.c (subst_reloads): Remove checking.
15386 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15388 PR rtl-optimization/31691
15389 * combine.c (simplify_set): Build a new src pattern instead of
15390 substituting its operands in the COMPARE case.
15392 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15394 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15395 (execute_vrp): Preserve loops through jump threading.
15396 * tree-ssa-threadupdate.c (thread_single_edge,
15397 dbds_continue_enumeration_p, determine_bb_domination_status,
15398 thread_through_loop_header): New functions.
15399 (create_edge_and_update_destination_phis,
15400 create_edge_and_update_destination_phis): Set loops for the new blocks.
15401 (prune_undesirable_thread_requests): Removed.
15402 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15404 (thread_block): Do not call prune_undesirable_thread_requests.
15406 (mark_threaded_blocks): Select edges to thread here.
15407 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15408 Thread edges through loop headers independently.
15409 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15410 * tree-pass.h (TODO_mark_first_instance): New.
15411 (first_pass_instance): Declare.
15412 * cfghooks.c (duplicate_block): Put the block to the original loop
15413 if copy is not specified.
15414 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15415 jump threading. Pass may_peel_loop_headers to
15416 thread_through_all_blocks according to first_pass_instance.
15417 * cfgloop.h (create_preheader): Declare.
15418 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15419 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15420 * passes.c (first_pass_instance): New variable.
15421 (next_pass_1): Set TODO_mark_first_instance.
15422 (execute_todo): Set first_pass_instance.
15424 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15426 PR tree-optimization/24659
15427 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15428 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15429 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15430 OTI_vec_pack_ufix_trunc.
15431 (vec_unpacks_float_hi_optab): Define new macro.
15432 (vec_unpacks_float_lo_optab): Ditto.
15433 (vec_unpacku_float_hi_optab): Ditto.
15434 (vec_unpacku_float_lo_optab): Ditto.
15435 (vec_pack_sfix_trunc_optab): Ditto.
15436 (vec_pack_ufix_trunc_optab): Ditto.
15437 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15438 and vec_pack_[s|u]fix_trunc_optab using
15439 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15440 * tree-vectorizer.c (supportable_widening_operation): Handle
15441 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15442 (supportable_narrowing_operation): New function.
15443 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15444 * tree-vect-transform.c (vectorizable_conversion): Handle
15445 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15446 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15447 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15448 to check for target support.
15449 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15450 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15451 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15452 for VEC_PACK_FIX_TRUNC_EXPR.
15453 (expand_binop): Special case mode of the result for
15454 vec_pack_[u|s]fix_trunc_optab.
15455 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15456 vec_pack_[u|s]fix_trunc_optab.
15458 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15459 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15460 * tree-pretty-print.c (dump_generic_node): Handle
15461 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15462 VEC_PACK_FIX_TRUNC_EXPR.
15464 * expr.c (expand_expr_real_1): Ditto.
15465 * tree-inline.c (estimate_num_insns_1): Ditto.
15466 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15468 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15469 (vec_unpacks_float_lo_v8hi): Ditto.
15470 (vec_unpacku_float_hi_v8hi): Ditto.
15471 (vec_unpacku_float_lo_v8hi): Ditto.
15472 (vec_unpacks_float_hi_v4si): Ditto.
15473 (vec_unpacks_float_lo_v4si): Ditto.
15474 (vec_pack_sfix_trunc_v2df): Ditto.
15476 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15478 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15479 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15480 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15481 [vec_pack_ufix_trunc]: Ditto.
15482 [vec_unpacks_float_hi]: Ditto.
15483 [vec_unpacks_float_lo]: Ditto.
15484 [vec_unpacku_float_hi]: Ditto.
15485 [vec_unpacku_float_lo]: Ditto.
15487 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15489 * soft-fp/README: Update for new files.
15490 * soft-fp/floattisf.c: New file.
15491 * soft-fp/floattidf.c: New file.
15492 * soft-fp/floattitf.c: New file.
15493 * soft-fp/floatuntisf.c: New file.
15494 * soft-fp/floatuntidf.c: New file.
15495 * soft-fp/floatuntitf.c: New file.
15496 * soft-fp/fixsfti.c: New file.
15497 * soft-fp/fixdfti.c: New file.
15498 * soft-fp/fixtfti.c: New file.
15499 * soft-fp/fixunssfti.c: New file.
15500 * soft-fp/fixunsdfti.c: New file.
15501 * soft-fp/fixunstfti.c: New file.
15502 * soft-fp/extendxftf.c: New file.
15503 * soft-fp/trunctfxf.c: New file.
15505 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15506 (__trunctfxf2): Ditto.
15508 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15509 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15510 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15511 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15512 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15513 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15515 * config/i386/t-fprules-softfp64: New file.
15516 * config/i386/sfp-machine.h: New file.
15517 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15518 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15519 and soft-fp/t-softfp to tmake_file.
15520 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15521 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15523 * config/i386/t-linux64 (softfp_wrap_start): New.
15524 (softfp_wrap_end): New.
15525 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15526 supported for TARGET_64BIT.
15528 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15530 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15531 c_common_unsigned_type behavior.
15533 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15535 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15538 2007-05-16 Eric Christopher <echristo@apple.com>
15540 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15541 saving after stack push. Set sp_offset whenever we push.
15542 (rs6000_emit_epilogue): Move altivec register restore before
15545 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15547 * configure.ac: Allow sysroots to be relocated under $prefix as
15548 well as $exec_prefix.
15549 * configure: Regenerate.
15551 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15555 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15557 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15558 (gcc_tooldir): Likewise.
15559 * configure: Regenerate.
15560 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15561 old configure.ac gcc_tooldir setting.
15562 (prefix_to_exec_prefix): New variable.
15563 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15564 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15566 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15568 * c-typeck.c (build_binary_op): Return early for error.
15570 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15572 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15573 struct nb_iter_bound.
15574 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15575 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15576 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15577 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15578 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15579 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15580 (del_scev_info): Use ggc_free.
15581 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15582 * loop-init.c: Include ggc.h.
15583 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15584 (loop_optimizer_finalize): Use ggc_free.
15585 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15586 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15587 pass_iv_optimize): Add TODO_ggc_collect.
15588 * function.h (struct function): Remove skip marker from
15590 * cfgloop.c: Include ggc.h.
15591 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15593 (establish_preds): Vector superloops is gc allocated.
15594 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15596 (flow_loops_find): Vector larray is gc allocated.
15597 (loop_exit_free): Use ggc_free.
15598 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15599 that head of exits list is now not a part of struct loop.
15600 (record_loop_exits): Allocate exits table in gc memory.
15601 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15602 that head of exits list is now not a part of struct loop.
15603 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15604 struct loop_exit): Add GTY marker.
15605 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15606 Add skip marker to aux field. Make head of exits list a separate
15608 (struct loops): Add GTY marker. Make larray vector gc allocated.
15609 Add param marker to exits table.
15610 (get_loops): Type changed.
15611 * Makefile.in (tree-scalar-evolution.o): Add
15612 gt-tree-scalar-evolution.h dependency.
15613 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15614 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15615 * basic-block.h (struct basic_block_def): Remove skip marker from
15618 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15620 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15621 of 0 in the call to expand_expr().
15622 (expand_builtin_mathfn_3): Ditto.
15623 (expand_builtin_interclass_mathfn): Ditto.
15624 (expand_builtin_cexpi): Ditto.
15625 (expand_builtin_int_roundingfn): Ditto.
15626 (expand_builtin_int_roundingfn_2): Ditto.
15627 (expand_builtin_pow): Ditto.
15628 (expand_builtin_powi): Ditto.
15629 (expand_builtin_bswap): Ditto.
15630 (expand_builtin_unop): Ditto.
15631 (expand_builtin_fabs): Ditto.
15632 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15633 the call to expand_expr().
15634 (expand_builtin_sync_operation): Ditto.
15635 (expand_builtin_compare_and_swap): Ditto.
15636 (expand_builtin_lock_test_and_set): Ditto.
15637 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15638 instead of 0 in the call to expand_expr().
15639 (expand_builtin_extract_return_addr): Ditto.
15640 (expand_builtin_eh_return): Ditto.
15641 (expand_eh_return): Ditto.
15642 * explow.c (expr_size): Ditto.
15643 * expr.c (optimize_bitfield_assignment_op): Ditto.
15644 (expand_assignement): Ditto.
15645 (store_expr): Ditto.
15646 (store_field): Ditto.
15647 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15648 the call to expand_expr().
15649 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15650 in the call to expand_expr().
15651 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15652 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15653 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15655 * optabs.c (expand_vec_shift_expr): Ditto.
15656 (expand_vec_cond_expr): Ditto.
15657 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15658 call to expand_expr().
15659 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15660 in the call to expand_expr().
15662 2007-05-14 Dave Korn <dave.korn@artimi.com>
15664 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15666 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15668 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15669 instead of c_common_unsigned_type.
15670 (c_common_unsigned_type): Remove.
15671 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15672 c_common_unsigned_type.
15673 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15674 c_common_unsigned_type.
15675 * c-common.h (c_common_unsigned_type): Remove.
15676 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15677 c_common_unsigned_type.
15678 * c-format.c (check_format_types): Use unsigned_type_for instead of
15679 c_common_unsigned_type.
15680 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15681 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15682 of c_common_unsigned_type.
15683 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15684 lang_hooks.types.unsigned_type.
15685 * expmed.c (make_tree): Use unsigned_type_for instead of
15686 lang_hooks.types.unsigned_type.
15687 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15688 lang_hooks.types.unsigned_type.
15689 (build_range_check): Likewise.
15690 (fold_unary): Likewise.
15691 (fold_binary): Likewise.
15692 (fold_ternary): Likewise.
15693 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15694 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15695 * tree.c (get_unsigned_type): New.
15696 (unsigned_type_for): Use get_unsigned_type instead of
15697 lang_hooks.types.unsigned_type.
15699 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15701 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15702 to m68k_get_function_kind. Update its prototype.
15703 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15705 (m68k_interrupt_function_p): Return enum m68k_function_type
15706 instead of bool. Rename to m68k_get_function_kind.
15707 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15708 target is not fido.
15709 (m68k_compute_frame_layout): Don't mark any register for save
15710 if an interrupt_thread attribute is specified.
15711 (m68k_hard_regno_rename_ok): Update a use of
15712 m68k_interrupt_function_p.
15713 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15714 m68k_interrupt_function_p.
15715 (m68k_function_type): New.
15716 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15717 for a function with an interrupt_thread attribute.
15718 * doc/extend.texi: Document the interrupt_thread attribute.
15720 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15722 Fix PR tree-optimization/31911
15723 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15724 if they didn't change the expression.
15726 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15728 * tree-scalar-evolution.c (resolve_mixers): Exported.
15729 * tree-scalar-evolution.h (resolve_mixers): Declare.
15730 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15731 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15732 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15733 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15734 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15735 strip_conversion, analyze_offset_expr, address_analysis,
15736 object_analysis, analyze_offset): Removed.
15737 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15738 split_constant_offset, canonicalize_base_object_address,
15739 object_address_invariant_in_loop_p, disjoint_objects_p,
15740 dr_may_alias_p, dr_address_invariant_p): New functions.
15741 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15742 and dr_analyze_alias.
15743 (initialize_data_dependence_relation): Use dr_may_alias_p
15744 and object_address_invariant_in_loop_p.
15745 (compute_self_dependence): Handle the case when
15746 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15747 (find_data_references_in_stmt): Restrict the analysis of data
15748 references to the given loop nest.
15749 (find_data_references_in_loop): Made static. Pass loop nest to
15750 find_data_references_in_stmt.
15751 (compute_data_dependences_for_loop): Use DR_VOPS.
15752 (free_data_ref): Free DR_VOPS.
15753 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15754 (struct innermost_loop_behavior): ... new.
15755 (struct base_object_info): Replaced by ...
15756 (struct indices): ... new.
15757 (struct dr_alias): New.
15758 (enum data_ref_type): Removed.
15759 (struct data_reference): Consist of struct innermost_loop_behavior,
15760 struct indices and struct dr_alias.
15761 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15762 (DR_MEMTAG): Renamed to ...
15763 (DR_SYMBOL_TAG): ... this.
15764 (find_data_references_in_loop): Declaration removed.
15765 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15766 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15767 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15768 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15770 2007-05-13 Revital Eres <eres@il.ibm.com>
15772 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15773 which walks virtual def-use chains to find redundant stores.
15774 (dse_optimize_stmt): Call it.
15776 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15778 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15779 * passes.c (init_optimization_passes): Move pass_jump_bypass
15782 * basic-block.h (bb_has_eh_pred): Fix style issue.
15784 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15786 PR rtl-optimization/31848
15787 * loop-invariant.c (move_invariant_reg): If we move an insn
15788 with a REG_EQUAL note, and that insn is not always executed,
15789 remove the REG_EQUAL note.
15791 2007-05-12 Richard Guenther <rguenther@suse.de>
15793 PR tree-optimization/31797
15794 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15795 propagate into a stmt that has volatile ops.
15797 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15799 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15800 (gcc_tooldir): Likewise.
15801 * configure: Regenerate.
15802 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15803 old configure.ac gcc_tooldir setting.
15804 (prefix_to_exec_prefix): New variable.
15805 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15806 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15808 2007-05-11 Silvius Rus <rus@google.com>
15810 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15811 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15812 * c-common.h (strict_aliasing_warning): Change return type.
15813 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15814 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15815 (build_c_cast): Condition call to strict_aliasing_warning.
15816 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15817 * flags.h (set_Wstrict_aliasing): Declare.
15818 * opts.c (set_Wstrict_alising): Define, add call to.
15819 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15820 * tree-ssa-alias-warnings.c: New file.
15821 * tree-ssa-alias.c (compute_may_aliases): Add call to
15822 strict_aliasing_warning_backend.
15824 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15826 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15827 Use loop_depth and loop_outer accessor functions.
15828 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15829 determine_invariantness_stmt, move_computations_stmt): Ditto.
15830 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15831 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15832 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15833 * tree-scalar-evolution.c (interpret_loop_phi,
15834 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15835 instantiate_parameters_1, scev_const_prop): Ditto.
15836 * cfghooks.c (make_forwarder_block): Ditto.
15837 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15838 * modulo-sched.c (loop_canon_p): Ditto.
15839 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15840 slpeel_can_duplicate_loop_p): Ditto.
15841 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15842 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15843 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15844 cancel_loop, verify_loop_structure): Ditto.
15845 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15846 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15847 superloops vector instead of "pred" array.
15848 (establish_preds): Take father loop as an argument. Initialize the
15850 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15851 Do not initialize loop->outer.
15852 (flow_loop_tree_node_remove): Truncate the superloops vector.
15853 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15854 "pred" merged to "superloops" vector.
15855 (loop_depth, loop_outer): New.
15856 (fel_init): Use loop_outer.
15858 2007-05-11 Jan Hubicka <jh@suse.cz>
15860 * cgraphunit.c: Include gt-cgraphunit.h
15861 (static_ctors, static_dtors): New static vars.
15862 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15863 based on implementation in c-common.c
15864 (cgraph_finalize_function): Call record_cdtor_fn.
15865 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15866 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15867 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15868 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15869 build_cdtor, c_build_cdtor_fns): Remove.
15870 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15871 c_build_cdtor_fns): Remove prototype.
15873 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15876 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15877 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15878 * builtins.c (fold_builtin_memchr): New.
15879 (expand_builtin_memchr): Call the latter.
15880 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15881 * doc/extend.texi ([Other built-in functions provided by GCC]):
15884 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15886 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15887 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15888 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15889 PFPO_OP1_TYPE_SHIFT): Constants added.
15890 (DFP_ALL): Mode macro defined.
15891 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15892 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15893 Insn definitions added.
15894 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15895 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15898 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15900 PR tree-optimization/31885
15901 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15902 NULL_TREE to be undetermined.
15903 (automatically_generated_chrec_p): Return false for NULL.
15905 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15907 * config/bfin/bfin.h (MOVE_RATIO): Define.
15909 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15911 * config.gcc (sparc-wrs-vxworks): New target.
15912 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15913 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15914 * config/sparc/sparc.h: Include vxworks-dummy.h.
15915 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15916 include LABEL_REFs too.
15917 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15918 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15920 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15922 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15923 (sparc_emit_call_insn): New function.
15924 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15925 functions when generating VxWorks PIC.
15926 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15927 (call, call_value): Use sparc_emit_call_insn instead of
15930 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15932 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15934 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15936 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15937 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15938 split_double instead of operand_subword.
15940 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15942 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15943 * config/bfin/bfin.c (bfin_local_alignment): New function.
15944 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15946 2007-05-08 Chao-ying Fu <fu@mips.com>
15948 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15949 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15950 (smsub_widen_optab, umsub_widen_optab): Define.
15951 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15953 * genopinit.c (optabs): Fill in smsub_widen_optab and
15955 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15956 and umsub_widen_optab to implement multiply-subtract sequences.
15957 * config/mips/mips.md (*msac<u>_di): Rename to...
15958 (<u>msubsidi4): ...this. Extend condition to include
15959 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15960 of operand 0 to "ka" and use the three-operand form of msub<u>
15962 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15965 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15967 PR rtl-optimization/28011
15968 * reload.c (push_reload): Set dont_share if IN appears in OUT
15969 also when IN is a PLUS rtx.
15970 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15973 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15975 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15976 call unshare_all_decls.
15977 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15978 (unshare_all_decls): Remove.
15980 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15983 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15986 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15987 Nigel Stephens <nigel@mips.com>
15989 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15990 Update comments and all uses.
15991 (MIN_FPRS_PER_FMT): Define.
15992 * config/mips/mips.c (function_arg): Fix to correctly handle
15993 the -mips32r2 -mfp64 -mabi=32 case.
15994 (override_options): Enable use of odd-numbered registers for
15995 SFmode values on MIPS32.
15996 (mips_save_reg_p): Save whole floating-point register pair if
15997 either half is used.
15998 (compute_frame_size): Fix comment.
16000 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16002 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16003 argument of type bool.
16004 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16005 argument. Safely select temporary P register according to it.
16006 (do_link): Change call site of add_to_reg accordingly.
16007 (do_unlink): Add epilogue_p as a fourth argument and pass it
16009 (expand_interrupt_handler_epilogue): Change call of do_unlink
16011 (bfin_expand_prologue): Add a third argument sibcall_p.
16012 * config/bfin/bfin.md (epilogue): Change call of
16013 bfin_expand_epilogue accordingly.
16014 (sibcall_epilogue): Likewise.
16015 (eh_return_internal): Likewise.
16017 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16018 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16019 * config/bfin/bfin.c (bfin_handle_option): Handle
16020 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16021 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16022 Support bf534, bf536 and bf561.
16023 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16025 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16028 * config/i386/i386.c (ix86_function_regparm): Process local
16029 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16031 2007-05-07 Mike Stump <mrs@apple.com>
16033 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16034 also checks for and while statements in C++.
16036 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16038 * gcc.c (at_file_supplied): New variable.
16039 (main): Set it if we expanded argv.
16040 (do_spec_1): Pass an @-file to the linker if we were called with
16041 an @-file argument and HAVE_GNU_LD.
16042 * collect2.c (at_file_supplied): New variable.
16043 (response_file): New variable.
16044 (collect_exit): Unlink response_file if necessary.
16045 (handler): Likewise.
16046 (do_wait): Likewise.
16047 (main): Set at_file_supplied if we expanded argv.
16048 (collect_execute): Pass an @-file to subprocesses if we were called
16049 with an @-file argument.
16050 * configure.ac: Add define for HAVE_GNU_LD.
16051 * configure: Regenerate.
16052 * config.in: Regenerate.
16054 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16056 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16057 operand to HI mode.
16062 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16064 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16065 (TARGET_ENCODE_SECTION_INFO): Re-define.
16066 (m32c_encode_section_info): New
16067 (function_vector_handler): New
16068 (current_function_special_page_vector): New
16069 (m32c_special_page_vector_p): New.
16070 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16072 * config/m32c/jump.md: Added instruction JSRS for functions
16073 with attribute "function_vector".
16074 * doc/extend.texi (function_vector): Added description
16075 for M16C, M32C targets.
16077 2007-05-07 DJ Delorie <dj@redhat.com>
16080 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16081 ashrpsi3, lshrpsi3): Update shift count constraint.
16083 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16084 Nathan Froyd <froydnj@codesourcery.com>
16087 * c-incpath.c (add_path): Strip trailing path separators.
16089 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16092 Free dominance info before purging EH edges.
16093 (eliminate_degenerate_phis): Likewise.
16094 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16096 2007-05-07 Jan Hubicka <jh@suse.cz>
16098 * gimplify.c (gimplify_expr): Do not crash when folding
16099 (void *)(int)&a + 4.
16101 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16104 * c-opts.c (lang_fortran): Make it non static.
16105 * c-common.h (lang_fortran): New prototype.
16106 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16107 -lang-fortran option was passed by the driver.
16109 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16111 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16112 of ASSERT_CHECKING. Tweak message.
16114 2007-05-06 Revital Eres <eres@il.ibm.com>
16117 * loop-unroll.c (insert_var_expansion_initialization):
16118 Initialize the expansions with -zero instead of +zero.
16120 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16122 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16123 into pic and non-pic versions. Mark r19 as used for
16124 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16125 for tgd_load, tld_load and tie_load .
16126 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16127 version of tgd_load, tld_load and tie_load depending on the
16130 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16131 Jakub Jelinek <jakub@redhat.com>
16133 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16134 (__do_global_dtors_aux): Use more paranoid loop to run
16135 destructors if HIDDEN_DTOR_LIST_END.
16136 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16138 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16140 * varasm.c (align_variable): Don't increase alignment for
16141 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16142 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16144 2007-05-04 Josh Conner <jconner@apple.com>
16146 * basic-block.h (cdi_direction): Assign values to all enumeration
16148 (dom_computed): Remove.
16149 (dom_info_state): New.
16150 (set_dom_info_availability): New.
16151 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16152 walk_data.dom_direction.
16153 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16154 instead of dom_computed[].
16155 (split_edge): Likewise.
16156 (create_basic_block): Likewise.
16157 (merge_blocks): Likewise.
16158 * ifcvt.c (find_if_header): Likewise.
16159 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16160 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16161 * tree-ssa.c (verify_ssa): Likewise.
16162 * tree-cfg.c (tree_verify_flow_info): Likewise.
16163 (remove_edge_and_dominated_blocks): Likewise.
16164 * dominance.c (dom_computed): Make static.
16165 (calc_dfs_tree_nonrec): Change third param to a bool.
16166 (calc_dfs_tree): Change second param to a bool.
16167 (calc_idioms): Change second param to a bool. Use
16168 dom_convert_dir_to_idx.
16169 (init_dom_info): Validate dir before using.
16170 (dom_convert_dir_to_idx): New.
16171 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16172 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16173 (free_dominance_info): Use dom_convert_dir_to_idx.
16174 (get_immediate_dominator): Likewise.
16175 (set_immediate_dominator): Likewise.
16176 (get_dominated_by): Likewise.
16177 (redirect_immediate_dominators): Likewise.
16178 (nearest_common_denominator): Likewise.
16179 (dominated_by_p): Likewise.
16180 (bb_dom_dfs_in): Likewise.
16181 (bb_dom_dfs_out): Likewise.
16182 (recount_dominator): Likewise.
16183 (iterate_fix_dominators): Likewise.
16184 (add_to_dominance_info): Likewise.
16185 (delete_from_dominance_info): Likewise.
16186 (first_dom_son): Likewise.
16187 (next_dom_son): Likewise.
16188 (dom_info_available_p): Likewise.
16189 (dom_info_state): New.
16190 (set_dom_info_availability): New.
16192 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16194 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16196 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16198 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16200 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16201 (subdi3, subdi_carry): Delete.
16203 2007-05-04 Jan Hubicka <jh@suse.cz>
16204 Richard Guenther <rguenther@suse.de>
16206 * opts.c (decode_options): Do not fiddle with inlining
16207 parameters in case of optimizing for size.
16208 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16209 for size do nothing.
16210 (cgraph_decide_inlining_of_small_function): When optimizing for
16211 size never inline functions increasing caller size.
16212 (cgraph_early_inlining): Inline for size when optimizing for size.
16214 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16216 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16217 logical operations piecewise.
16218 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16219 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16220 subdi_sesidi_di): Delete.
16221 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16222 the generated sequence. Allow three-reg add in constraints. Rewrite
16223 the rtl expression for carry to avoid zero_extend of a constant.
16224 (sub_with_carry): New pattern.
16225 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16226 different sequence not involving jumps.
16227 (notbi): Now a named pattern.
16229 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16231 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16232 Add the note about a significant loss of accuracy of some
16233 mathematical routines when these options are used.
16235 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16237 * haifa-sched.c (rtx_vec_t): New typedef.
16238 (contributes_to_priority_p): Extract piece of priority () into new
16240 (priority): Use the function. Add assertion.
16241 (rank_for_schedule, set_priorities): Add assertion to check that
16242 insn's priority is initialized.
16243 (clear_priorities, calc_priorities): Change signature. Make it update
16244 all relevant insns. Update all callers ('add_to_speculative_block ()'
16245 and 'create_block_check_twin ()').
16246 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16247 Add new field 'priority_status'.
16248 (INSN_PRIORITY_STATUS): New macro.
16249 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16251 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16253 * sched-ebb.c (debug_ebb_dependencies): New static function.
16254 (init_ready_list): Use it.
16256 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16257 with changed signature and 'debug_rgn_dependencies ()'.
16258 (debug_rgn_dependencies): New static function.
16259 (init_ready_list): Use it.
16261 * sched-int.h (debug_dependencies): Declare.
16263 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16265 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16267 2007-05-04 Dirk Mueller <dmueller@suse.de>
16269 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16271 2007-05-03 Jan Hubicka <jh@suse.cz>
16273 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16274 ((T1)X op (T1)Y), for pointer type in more cases than before.
16276 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16278 * tree-object-size.c (plus_expr_object_size): When operand size is
16279 unknown, return unknown.
16281 2007-05-03 Dirk Mueller <dmueller@suse.de>
16283 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16285 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16288 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16290 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16292 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16294 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16296 * config/soft-fp/double.h, config/soft-fp/extended.h,
16297 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16298 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16299 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16300 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16303 2007-05-03 Ian Lance Taylor <iant@google.com>
16305 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16306 MASK_PPC_GFXOPT for 8540 or 8548.
16308 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16310 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16311 vect_print_dump_info() to output debug information.
16313 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16316 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16317 operands of size 2 when operand is not MEM_P.
16319 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16321 PR tree-optimization/30565
16322 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16324 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16326 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16327 (umulsi3_highpart): Use them.
16328 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16329 for final accumulator to D regisster tranfser.
16331 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16333 PR tree-optimization/31699
16334 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16336 (vect_enhance_data_refs_alignment): Compute peel amount using
16337 TYPE_VECTOR_SUBPARTS instead of vf.
16338 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16340 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16343 * system.h: Remove inclusion of double-int.h
16344 * tree.h: Include double-int.h
16345 * gengtype.c: Likewise
16346 * cfgloop.h: Likewise
16347 * Makefile.in: Adjust dependencies on double-int.h
16349 2007-05-02 Eric Christopher <echristo@apple.com>
16351 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16352 -shared to -Zdynamiclib.
16354 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16357 * c-common.c (strip_pointer_or_array_types): New function.
16358 * c-common.h (strip_pointer_or_array_types): New function declaration.
16360 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16362 PR tree-optimization/31771
16363 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16365 2007-05-02 Paul Brook <paul@codesourcery.com>
16367 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16369 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16371 PR middle-end/29715
16372 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16375 2007-05-02 Nick Clifton <nickc@redhat.com>
16377 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16379 2007-05-02 Richard Guenther <rguenther@suse.de>
16381 PR tree-optimization/31146
16382 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16383 argument, single_use_p. If we have a single use that is
16384 a conversion to the definition rhs type, propagate that rhs.
16385 (forward_propagate_addr_expr): Pass single_use_p argument
16386 to forward_propagate_addr_expr_1.
16388 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16390 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16393 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16395 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16396 'AMD Family 10 core'.
16398 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16400 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16401 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16402 with SSE3 instruction set support.
16403 * doc/invoke.texi: Likewise.
16405 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16407 * config/i386/i386.c (override_options): Tuning 32-byte loop
16408 alignment for amdfam10 architecture. Increasing the max loop
16409 alignment to 24 bytes.
16411 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16413 * config/m68k/constraints.md: New.
16414 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16415 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16416 EXTRA_CONSTRAINT): Remove.
16417 * config/m68k/m68k.md: Include constraints.md.
16418 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16420 2007-05-01 Ian Lance Taylor <iant@google.com>
16422 PR tree-optimization/31739
16423 * tree-vrp.c (vrp_val_is_max): New static function.
16424 (vrp_val_is_min): New static function.
16425 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16427 (set_value_range): Use vrp_val_is_{max,min}.
16428 (extract_range_from_assert): Likewise.
16429 (extract_range_from_binary_expr): Likewise.
16430 (extract_range_from_unary_expr): Likewise.
16431 (dump_value_range, vrp_meet): Likewise.
16432 (vrp_visit_phi_node): Likewise.
16433 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16435 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16437 * config/i386/gmon-sol2.c (size_t): New type.
16438 (intptr_t): Likewise.
16439 (s_textsize): Declare as size_t.
16441 (monstartup): Use size_t for sizes.
16442 (_mcount): Save and restore registers.
16443 (internal_mcount): Pass 0 as the first argument to monstartup
16445 (moncontrol): Convert pointer to appropriately sized integer
16446 before passing to profil.
16448 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16450 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16451 __NO_FPRS__, not just if _SOFT_DOUBLE.
16452 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16453 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16454 also for E500 double.
16455 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16456 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16459 2007-05-01 Richard Guenther <rguenther@suse.de>
16461 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16464 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16466 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16468 2007-05-01 Jan Hubicka <jh@suse.cz>
16470 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16473 2007-05-01 Jan Hubicka <jh@suse.cz>
16475 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16476 (maybe_fold_offset_to_reference): Declare.
16477 * fold-const.c (fold_unary): Do not fold
16478 (type *)&A into &A->field_of_type_and_offset_0
16479 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16480 size is unknown, give up.
16481 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16483 (maybe_fold_offset_to_reference): New.
16484 (maybe_fold_stmt_indirect): Use it.
16485 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16486 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16488 (gimplify_expr): Likewise for plus_expr.
16490 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16492 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16493 bsi_after_labels. Always insert statements before bsi.
16494 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16495 * predict.c (apply_return_prediction): Check for empty blocks.
16496 * cfgexpand.c (lab_rtx_for_bb): New variable.
16497 (label_rtx_for_bb): Do not create new tree labels.
16498 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16499 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16500 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16502 (label_for_bb): Add field used.
16503 (update_eh_label, main_block_label): Mark the label used.
16504 (cleanup_dead_labels): Remove unused labels.
16506 2007-05-01 Richard Guenther <rguenther@suse.de>
16508 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16509 if it is not about to be set.
16510 (get_value_range): Do not pre-allocate equiv bitmap.
16511 (update_value_range): No need to clear equiv field.
16512 (add_equivalence): Change prototype to get bitmap pointer.
16513 Allocate bitmap here if it is not already.
16514 (extract_range_from_assert): Do not allocate bitmap here.
16515 Update callers to add_equivalence.
16516 (extract_range_from_ssa_name): Likewise.
16517 (get_vr_for_comparison): New static helper.
16518 (compare_name_with_value): Handle NULL equiv bitmap by
16519 peeling the first iteration of the comparison loop.
16520 Use get_vr_for_comparison.
16521 (compare_names): Handle NULL equiv bitmaps by using fake
16522 ones. Use get_vr_for_comparison.
16524 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16526 * double-int.c (mpz_set_double_int): Moved from
16527 tree-ssa-loop-niter.c.
16528 (mpz_get_double_int): Likewise; also, add option to wrap
16529 out-of-range integers.
16530 * double-int.h: New prototypes for above.
16531 * tree.c (get_static_type_bounds): Moved from
16532 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16533 TYPE_MAX_VALUE if they exist..
16534 * tree.h: New prototype for above.
16535 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16536 get_type_bounds calls.
16537 (mpz_set_double_int): Move to double-int.c.
16538 (get_type_bounds): Move to tree.c, rename to
16539 get_static_type_bounds.
16540 (mpz_to_double_int): Move to double-int.c, rename to
16541 mpz_get_double_int.
16543 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16545 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16546 DIV0 exception can fall through to a normal return.
16548 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16550 PR middle-end/22156
16551 Temporarily revert:
16552 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16553 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16554 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16555 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16556 initialize align to silence bogus warning.
16557 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16558 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16560 (struct sra_walk_fns): Remove use_all parameter from use.
16561 (sra_hash_tree): Handle BIT_FIELD_REFs.
16562 (sra_elt_hash): Don't hash bitfld blocks.
16563 (sra_elt_eq): Skip them in parent compares as well. Handle
16565 (sra_walk_expr): Don't maintain or pass down use_all_p.
16566 (scan_use): Remove use_all parameter.
16567 (scalarize_use): Likewise. Re-expand assignment to
16568 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16569 output, and re-scalarize after output. Don't mark anything
16571 (scalarize_ldst): Adjust.
16572 (scalarize_walk_gimple_modify_statement): Likewise.
16573 (build_element_name_1): Handle BIT_FIELD_REFs.
16574 (instantiate_element): Don't warn for any element whose parent
16575 is used as a whole.
16576 (instantiate_missing_elements_1): Return the sra_elt.
16577 (canon_type_for_field): New.
16578 (try_instantiate_multiple_fields): New.
16579 (instantiate_missing_elemnts): Use them.
16580 (mark_no_warning): Removed.
16581 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16582 (REPLDUP, sra_build_elt_assignment): New.
16583 (generate_copy_inout): Use them.
16584 (generate_element_copy): Likewise. Handle bitfld differences.
16585 (generate_element_zero): Don't recurse for blocks. Use
16586 sra_build_elt_assignment.
16587 (generate_one_element_int): Take elt instead of var. Use
16588 sra_build_elt_assignment.
16589 (generate_element_init_1): Adjust.
16590 (scalarize_use, scalarize_copy): Use REPLDUP.
16591 (scalarize_ldst): Move assert before dereference.
16592 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16594 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16597 * tree.c (reconstruct_complex_type): Reconstruct a reference
16599 Also use the same mode for the pointer as the old pointer type.
16601 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16603 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16606 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16608 PR rtl-optimization/31676
16609 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16610 (df_refs_record): Call it.
16612 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16614 * rtl.def (SS_ABS): New code.
16615 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16616 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16617 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16618 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16619 (bfin_init_builtins): Define them.
16620 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16621 (bfin_expand_builtin): ... and handle the others here.
16622 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16623 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16624 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16625 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16626 operand is only HImode.
16628 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16630 * regclass.c (scan_one_insn): Remove splitting of
16633 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16634 Nigel Stephens <nigel@mips.com>
16636 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16638 2007-04-28 Jan Hubicka <jh@suse.cz>
16640 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16641 insn_locators_alloc instead of insn_locators_initialize;
16642 call reset_block_changes.
16643 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16644 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16645 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16646 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16647 * config/score/score.c (th_output_mi_thunk): Likewise.
16648 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16649 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16650 tolerate uninitialized locator info.
16653 * function.c (init_function_start): Don't init line number info.
16654 (expand_function_end): Update.
16655 (reset_block_changes, record_block_change, finalize_block_changes,
16656 check_block_change, free_block_changes): Kill.
16657 * function.h (reset_block_changes, record_block_change,
16658 finalize_block_changes, check_block_change, free_block_changes):
16660 (struct function): Remove ib_boundaries_block.
16661 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16662 Use curr_insn_locator to initialize locator.
16663 (emit_line_note): Remove.
16664 * cfgexpand.c (expand_gimple_cond_expr): Update.
16665 (construct_exit_block): Likewise.
16666 (tree_expand_cfg): Initialize/finalize locators.
16667 * expr.c (expand_expr_real): Update.
16668 * cfglayout.c (line_locators_locs, line_locators_lines,
16669 file_locators_locs, file_locators_files): Remove.
16670 (set_block_levels): Move to cfgexpand.c.
16671 (insn_locators_initialize): Remove.
16672 (pass_insn_locators_initialize): Remove.
16673 (locations_locators_locs, locations_locators_vals): New static vars.
16674 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16676 (insn_locators_alloc, insn_locators_finalize,
16677 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16679 (locator_location): New.
16680 (locator_line, locator_file): Rewrite.
16681 * rtl.h (emit_line_note): Kill.
16682 (insn_locators_alloc, insn_locators_finalize,
16683 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16685 * tree-inline.c (initialize_cfun): Do not initialize
16686 ib_boundaries_block.
16687 * passes.c (pass_insn_locators_initialize): Remove.
16689 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16691 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16692 info. Update last_basic_block correctly.
16694 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16697 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16698 register itself to hold the offset constant. Tell flow the use
16699 of r4 and r5 when they are used.
16701 2007-04-27 Richard Guenther <rguenther@suse.de>
16703 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16704 if we simplified anything.
16705 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16706 warnings until we did a simplification and the stmt was not
16707 marked as TREE_NO_WARNING.
16709 2007-04-27 Mike Stump <mrs@apple.com>
16711 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16713 2007-04-27 Ian Lance Taylor <iant@google.com>
16715 PR middle-end/31710
16716 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16717 TYPE_MAX_VALUE exist, convert them to the new type.
16719 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16721 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16722 if it claims to be available.
16723 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16724 edge is redirected.
16725 (perform_tree_ssa_dce): Always free postdominators.
16727 2007-04-27 Richard Henderson <rth@redhat.com>
16729 * config/alpha/predicates.md (aligned_memory_operand): Mark
16730 as define_special_predicate.
16731 (unaligned_memory_operand, normal_memory_operand): Likewise.
16732 (reg_or_unaligned_mem_operand): Remove.
16733 (any_memory_operand): Match the documentation and check for
16734 non-renumbered pseudos during reload.
16735 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16736 alpha_secondary_reload_class, update to new interface, make static.
16737 Handle CQImode like HImode. Remove FP subreg check.
16738 (alpha_expand_mov): Use replace_equiv_address.
16739 (alpha_expand_mov_nobwx): Use any_memory_operand.
16740 (TARGET_SECONDARY_RELOAD): New.
16741 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16742 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16743 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16744 * config/alpha/alpha.md: ... here.
16745 (RELOAD12, reloadmode): New.
16747 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16748 Don't handle the aligned case here.
16749 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16750 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16751 reload_inhi_help. Don't expect a scratch register.
16752 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16754 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16756 2007-04-27 Richard Guenther <rguenther@suse.de>
16758 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16760 2007-04-27 Richard Guenther <rguenther@suse.de>
16762 PR tree-optimization/30965
16763 PR tree-optimization/30978
16764 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16765 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16766 (find_equivalent_equality_comparison): Likewise.
16767 (simplify_cond): Likewise.
16768 (get_prop_source_stmt): New helper.
16769 (get_prop_dest_stmt): Likewise.
16770 (can_propagate_from): Likewise.
16771 (remove_prop_source_from_use): Likewise.
16772 (combine_cond_expr_cond): Likewise.
16773 (forward_propagate_comparison): New function.
16774 (forward_propagate_into_cond): Rewrite to use fold for
16776 (tree_ssa_forward_propagate_single_use_vars): Call
16777 forward_propagate_comparison to propagate comparisons.
16779 2007-04-27 Richard Guenther <rguenther@suse.de>
16781 PR tree-optimization/31715
16782 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16783 sure to do computation on the offset in an appropriate
16786 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16788 * reload.h (elimination_target_reg_p): Declare.
16789 * reload.c (find_reloads): Don't apply the reg_rtx move
16790 optimization if the SET_DEST satisfies elimination_target_reg_p.
16791 * reload1.c (elimination_target_reg_p): New function.
16792 (gen_reload): In the move/add2 fallback, make sure that op0
16793 does not overlap the destination register.
16795 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16797 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16798 transform only GIMPLE_MODIFY_STMTs.
16799 * tree-complex.c (expand_complex_operations_1): Ditto.
16800 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16801 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16802 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16804 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16805 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16806 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16807 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16808 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16809 slpeel_add_loop_guard): Ditto.
16810 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16811 * lambda-code.c (perfect_nestify): Ditto.
16812 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16813 before the first statement.
16814 * tree-optimize.c (execute_free_datastructures): Fix comments.
16815 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16816 * tree-flow.h (disband_implicit_edges): Declaration removed.
16817 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16819 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16820 COND_EXPRs without gotos.
16821 (disband_implicit_edges, has_label_p): Removed.
16822 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16823 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16825 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16827 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16828 also for COND_EXPRs.
16829 * cfgexpand.c (label_rtx_for_bb): New function.
16830 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16831 Use label_rtx_for_bb to find the labels.
16832 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16833 last block. Detect fallthru edges.
16835 2007-04-26 Ian Lance Taylor <iant@google.com>
16838 * reload.c (find_reloads_subreg_address): If the address was valid
16839 in the original mode but not in the new mode, reload the whole
16842 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16844 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16845 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16846 (cleanup_control_expr_graph): Do not invalidate dominance info.
16847 Record altered blocks.
16848 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16849 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16850 cleanup_tree_cfg_bb): New functions.
16851 (remove_forwarder_block): Do not maintain the worklist of blocks.
16852 Record altered blocks.
16853 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16854 not over whole cfg.
16855 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16856 delete_unreachable_blocks if dominators are not available.
16857 * tree-inline.c (optimize_inline_calls): Free dominance information
16859 * tree-flow.h (remove_edge_and_dominated_blocks,
16860 cfgcleanup_altered_bbs): Altered.
16861 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16863 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16865 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16866 do not invalidate dominators.
16868 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16870 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16871 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16872 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16873 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16875 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16877 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16879 2007-04-26 Richard Guenther <rguenther@suse.de>
16881 PR tree-optimization/31703
16882 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16883 the right type for the target of the bittest.
16885 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16887 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16888 ix86_sol10_return_in_memory.
16890 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16892 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16895 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16898 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16900 PR tree-optimization/30558
16901 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16902 clear this_state.prev_try.
16904 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16905 Mark Mitchell <mark@codesourcery.com>
16907 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16908 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16909 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16911 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16914 * doc/invoke.texi (%:print-asm-header): Document.
16915 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16917 (static_spec_functions): Add print-asm-header.
16918 (main): Print a banner before the --target-help linker options.
16919 (print_asm_header_spec_function): New function.
16921 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16924 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16925 (movsf_ie): Likewise.
16927 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16929 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16931 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16933 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16934 exception for divide-by-zero.
16935 (__umodsi3, __modsi3): Likewise.
16937 2007-04-25 Dirk Mueller <dmueller@suse.de>
16939 * c-typeck.c (build_compound_expr): Annotate warning()
16940 call with OPT_Wunused_value.
16941 * tree-ssa.c (warn_uninit): Annotate warning with
16943 * c-common.c (handle_sentinel_attribute): Annotate warning
16944 call with OPT_Wattributes.
16946 2007-04-25 Thiemo Seufer <ths@mips.com>
16948 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16949 (mips16): Fix typo.
16950 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16951 on to the assembler. Improve handling of -mno-mips16. Add handling
16952 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16953 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16954 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16955 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16957 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16960 * config/i386/winnt.c (i386_pe_file_end): Strip only
16961 USER_LABEL_PREFIX when writing export name.
16963 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16965 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16966 sh/elf.h, vx-common.h and vxworks.h.
16967 * config/sh/sh.h: Include config/vxworks-dummy.h.
16968 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16969 (OVERRIDE_OPTIONS): Use it.
16970 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16971 (vxworks_picreg): New pattern.
16972 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16973 VXWORKS_OS_CPP_BUILTINS.
16974 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16975 to their VXWORKS_* equivalents.
16976 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16977 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16978 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16979 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16980 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16981 -mrtp/-fPIC multilibs.
16982 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16983 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16984 (MULTILIB_OSDIRNAMES): Delete.
16986 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16989 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16991 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16993 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16994 rounding mode to be specified by the caller.
16995 (real_to_mpfr) Likewise.
16996 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16997 include new arguments.
16998 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17000 2007-04-24 Ian Lance Taylor <iant@google.com>
17002 PR tree-optimization/31605
17003 * tree-vrp.c (set_value_range): Check that min and max are not
17004 both overflow infinities.
17005 (set_value_range_to_value): New static function.
17006 (extract_range_from_binary_expr): Call set_value_range_to_value.
17007 (extract_range_from_cond_expr): Likewise.
17008 (extract_range_from_expr): Likewise.
17009 (extract_range_from_unary_expr): Likewise. Don't create a range
17010 which overflows on both sides.
17011 (vrp_meet): Check for a useless range.
17012 (vrp_visit_phi_node): If we see a constant which looks like an
17013 overflow infinity, turn off the TREE_OVERFLOW flag.
17015 2007-04-24 Ian Lance Taylor <iant@google.com>
17017 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17019 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17021 PR diagnostic/25923
17022 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17023 diagnostic message is being built.
17024 * tree-pretty-print.c (dump_generic_node): Only write the
17025 formatted text into BUFFER's stream if we are not building a
17026 diagnostic message.
17027 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17029 * Makefile.in (toplev.o): Depend on tree-pass.h.
17031 2007-04-24 Ian Lance Taylor <iant@google.com>
17033 PR tree-optimization/31602
17034 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17035 conditionals in the copied loop header.
17036 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17037 warnings if TREE_NO_WARNING is set.
17038 * doc/invoke.texi (Warning Options): Clarify that
17039 -Wstrict-overflow does not warn about loops.
17041 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17043 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17044 expand on the comment about _Decimal128 arguments and check the
17045 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17046 that _Decimal128 argument uses even/odd register pair.
17047 (function_arg): Ditto.
17049 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17051 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17052 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17054 2007-04-24 Richard Guenther <rguenther@suse.de>
17055 Olga Golovanevsky <olga@il.ibm.com>
17057 * fold-const.c (multiple_of_p): Check for bottom
17060 2007-04-24 Richard Henderson <rth@redhat.com>
17062 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17063 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17064 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17065 looking for non-zero bits shifted out. Avoid a recursive call
17066 when constructing the scalar.
17067 (__floatundisf): Likewise.
17069 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17071 * dwarf2out.c (field_byte_offset): Move the existing logic
17072 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17073 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17075 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17078 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17079 length argument of 0 for memset.
17080 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17081 unsigned shift instead of the signed variant.
17083 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17085 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17086 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17087 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17088 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17089 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17090 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17091 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17092 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17093 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17094 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17095 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17096 "mul<mode>3", "div<mode>3"): Insn definitions added.
17097 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17098 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17099 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17100 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17101 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17102 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17103 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17104 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17105 TARGET_FLOAT_FORMAT): Macro definitions removed.
17106 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17107 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17108 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17109 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17110 (s390_gen_rtx_const_DI): Function removed.
17111 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17113 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17115 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17116 over an external ffs function.
17118 2007-04-24 Chao-ying Fu <fu@mips.com>
17119 Richard Sandiford <richard@nildram.co.uk>
17121 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17122 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17123 (smadd_widen_optab, umadd_widen_optab): Define.
17124 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17126 * genopinit.c (optabs): Fill in smadd_widen_optab and
17128 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17129 and umadd_widen_optab to implement multiply-add sequences.
17130 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17131 (<u>maddsidi4): ...this. Extend condition to include
17132 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17133 of operand 0 to "ka" and use the three-operand form of madd<u>
17135 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17137 * config/mips/constraints.md (ka): New register constraint.
17139 2007-04-24 Jan Hubicka <j@suse.cz>
17143 2007-04-23 Jan Hubicka <jh@suse.cz>
17144 * function.c (init_function_start): Don't init line number info.
17145 (expand_function_end): Update.
17146 (reset_block_changes, record_block_change, finalize_block_changes,
17147 check_block_change, free_block_changes): Kill.
17148 * function.h (reset_block_changes, record_block_change,
17149 finalize_block_changes, check_block_change, free_block_changes):
17151 (struct function): Remove ib_boundaries_block.
17152 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17153 Use curr_insn_locator to initialize locator.
17154 (emit_line_note): Remove.
17155 * cfgexpand.c (expand_gimple_cond_expr): Update.
17156 (construct_exit_block): Likewise.
17157 (tree_expand_cfg): Initialize/finalize locators.
17158 * expr.c (expand_expr_real): Update.
17159 * cfglayout.c (line_locators_locs, line_locators_lines,
17160 file_locators_locs, file_locators_files): Remove.
17161 (set_block_levels): Move to cfgexpand.c.
17162 (insn_locators_initialize): Remove.
17163 (pass_insn_locators_initialize): Remove.
17164 (locations_locators_locs, locations_locators_vals): New static vars.
17165 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17167 (insn_locators_alloc, insn_locators_finalize,
17168 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17170 (locator_location): New.
17171 (locator_line, locator_file): Rewrite.
17172 * rtl.h (emit_line_note): Kill.
17173 (insn_locators_alloc, insn_locators_finalize,
17174 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17176 * tree-inline.c (initialize_cfun): Do not initialize
17177 ib_boundaries_block.
17178 * passes.c (pass_insn_locators_initialize): Remove.
17180 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17182 * doc/invoke.texi: Removed leading '-' from option index entries.
17184 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17186 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17188 (create_phi_node): Use set_phi_nodes.
17189 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17190 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17191 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17192 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17193 (bsi_start, bsi_last): Use bb_stmt_list.
17194 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17195 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17196 Traverse the statements using tsi iterator.
17197 * basic-block.h (struct basic_block_def): Fields stmt_list
17198 and phi_nodes moved to ...
17199 (struct tree_bb_info): ... new structure.
17200 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17201 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17202 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17203 (tree_verify_flow_info): Verify that il.tree is not set for
17204 entry and exit block.
17205 (tree_split_block): Use set_bb_stmt_list.
17207 2007-04-23 Mike Stump <mrs@apple.com>
17209 * config/i386/i386.c (ix86_tune_features
17210 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17213 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17215 * config/i386/i386.md (prefix_extra): New attribute.
17216 (length): Add prefix_extra.
17218 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17219 (sse2_movntv2di): Likewise.
17220 (sse2_cvtps2dq): Likewise.
17221 (sse2_cvtpd2pi): Likewise.
17222 (sse2_cvttpd2pi): Likewise.
17223 (*sse2_cvtpd2ps): Likewise.
17224 (*add<mode>3): Likewise.
17225 (sse2_ssadd<mode>3): Likewise.
17226 (sse2_usadd<mode>3): Likewise.
17227 (*sub<mode>3): Likewise.
17228 (sse2_sssub<mode>3): Likewise.
17229 (sse2_ussub<mode>3): Likewise.
17230 (*mulv8hi3): Likewise.
17231 (*smulv8hi3_highpart): Likewise.
17232 (*umulv8hi3_highpart): Likewise.
17233 (sse2_umulv2siv2di3): Likewise.
17234 (sse2_pmaddwd): Likewise.
17235 (ashr<mode>3): Likewise.
17236 (lshr<mode>3): Likewise.
17237 (ashl<mode>3): Likewise.
17238 (sse2_ashlti3): Likewise.
17239 (sse2_lshrti3): Likewise.
17240 (*umaxv16qi3): Likewise.
17241 (*smaxv8hi3): Likewise.
17242 (*uminv16qi3): Likewise.
17243 (*sminv8hi3): Likewise.
17244 (sse2_eq<mode>3): Likewise.
17245 (sse2_gt<mode>3): Likewise.
17246 (*and<mode>3): Likewise.
17247 (sse2_nand<mode>3): Likewise.
17248 (*ior<mode>3): Likewise.
17249 (*xor<mode>3): Likewise.
17250 (sse2_packsswb): Likewise.
17251 (sse2_packssdw): Likewise.
17252 (sse2_packuswb): Likewise.
17253 (sse2_punpckhbw): Likewise.
17254 (sse2_punpcklbw): Likewise.
17255 (sse2_punpckhwd): Likewise.
17256 (sse2_punpcklwd): Likewise.
17257 (sse2_punpckhdq): Likewise.
17258 (sse2_punpckldq): Likewise.
17259 (sse2_punpckhqdq): Likewise.
17260 (sse2_punpcklqdq): Likewise.
17261 (*sse2_pinsrw): Likewise.
17262 (*sse2_pextrw): Likewise.
17263 (sse2_pshufd_1): Likewise.
17264 (sse2_uavgv16qi3): Likewise.
17265 (sse2_uavgv8hi3): Likewise.
17266 (sse2_psadbw): Likewise.
17267 (sse2_pmovmskb): Likewise.
17268 (*sse2_maskmovdqu): Likewise.
17269 (*sse2_maskmovdqu_rex64): Likewise.
17270 (sse4a_extrqi): Likewise.
17271 (sse4a_extrq): Likewise.
17272 (sse3_lddqu): Set prefix_rep.
17273 (sse3_addsubv4sf3): Likewise.
17274 (sse3_haddv4sf3): Likewise.
17275 (sse3_hsubv4sf3): Likewise.
17276 (sse_cvtss2si): Likewise.
17277 (sse_cvtss2si_2): Likewise.
17278 (sse_cvtss2siq): Likewise.
17279 (sse_cvtss2siq_2): Likewise.
17280 (sse_cvttss2si): Likewise.
17281 (sse_cvttss2siq): Likewise.
17282 (sse2_cvttps2dq): Likewise.
17283 (sse3_movshdup): Likewise.
17284 (sse3_movsldup): Likewise.
17285 (sse2_cvtsd2si): Likewise.
17286 (sse2_cvtsd2si_2): Likewise.
17287 (sse2_cvtsd2siq): Likewise.
17288 (sse2_cvtsd2siq_2): Likewise.
17289 (sse2_cvttsd2si): Likewise.
17290 (sse2_cvttsd2siq): Likewise.
17291 (*sse2_cvtpd2dq): Likewise.
17292 (*sse2_cvttpd2dq): Likewise.
17293 (sse2_pshuflw_1): Likewise.
17294 (sse2_pshufhw_1): Likewise.
17295 (sse4a_insertqi): Likewise.
17296 (sse4a_insertq): Likewise.
17297 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17298 (ssse3_phadddv4si3): Likewise.
17299 (ssse3_phaddswv8hi3): Likewise.
17300 (ssse3_phsubwv8hi3): Likewise.
17301 (ssse3_phsubdv4si3): Likewise.
17302 (ssse3_phsubswv8hi3): Likewise.
17303 (ssse3_pmaddubswv8hi3): Likewise.
17304 (ssse3_pmulhrswv8hi3): Likewise.
17305 (ssse3_pshufbv16qi3): Likewise.
17306 (ssse3_psign<mode>3): Likewise.
17307 (ssse3_palignrti): Likewise.
17308 (abs<mode>2): Likewise.
17309 (ssse3_phaddwv4hi3): Set prefix_extra.
17310 (ssse3_phadddv2si3): Likewise.
17311 (ssse3_phaddswv4hi3): Likewise.
17312 (ssse3_phsubwv4hi3): Likewise.
17313 (ssse3_phsubdv2si3): Likewise.
17314 (ssse3_phsubswv4hi3): Likewise.
17315 (ssse3_pmaddubswv4hi3): Likewise.
17316 (ssse3_pmulhrswv4hi3): Likewise.
17317 (ssse3_pshufbv8qi3): Likewise.
17318 (ssse3_psign<mode>3): Likewise.
17319 (ssse3_palignrdi): Likewise.
17320 (abs<mode>2): Likewise.
17321 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17322 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17323 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17325 2007-04-23 Nick Clifton <nickc@redhat.com>
17327 * params.def: Fix formatting of emacs local variables.
17329 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17331 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17332 move if inter-unit move isn't allowed.
17333 Don't split moving the first element of V2DI to DI to inter-unit
17334 move if inter-unit move isn't allowed.
17336 2007-04-23 Richard Guenther <rguenther@suse.de>
17338 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17339 and CDI_POST_DOMINATORS separately.
17341 2007-04-23 Nick Clifton <nickc@redhat.com>
17343 * c.opt (Wformat-contains-nul): Add warning attribute.
17345 2007-04-23 Jan Hubicka <jh@suse.cz>
17347 * function.c (init_function_start): Don't init line number info.
17348 (expand_function_end): Update.
17349 (reset_block_changes, record_block_change, finalize_block_changes,
17350 check_block_change, free_block_changes): Kill.
17351 * function.h (reset_block_changes, record_block_change,
17352 finalize_block_changes, check_block_change, free_block_changes):
17354 (struct function): Remove ib_boundaries_block.
17355 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17356 Use curr_insn_locator to initialize locator.
17357 (emit_line_note): Remove.
17358 * cfgexpand.c (expand_gimple_cond_expr): Update.
17359 (construct_exit_block): Likewise.
17360 (tree_expand_cfg): Initialize/finalize locators.
17361 * expr.c (expand_expr_real): Update.
17362 * cfglayout.c (line_locators_locs, line_locators_lines,
17363 file_locators_locs, file_locators_files): Remove.
17364 (set_block_levels): Move to cfgexpand.c.
17365 (insn_locators_initialize): Remove.
17366 (pass_insn_locators_initialize): Remove.
17367 (locations_locators_locs, locations_locators_vals): New static vars.
17368 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17370 (insn_locators_alloc, insn_locators_finalize,
17371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17373 (locator_location): New.
17374 (locator_line, locator_file): Rewrite.
17375 * rtl.h (emit_line_note): Kill.
17376 (insn_locators_alloc, insn_locators_finalize,
17377 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17379 * tree-inline.c (initialize_cfun): Do not initialize
17380 ib_boundaries_block.
17381 * passes.c (pass_insn_locators_initialize): Remove.
17383 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17385 PR middle-end/31448
17386 * expr.c (reduce_to_bit_field_precision): Handle
17389 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17391 PR tree-optimization/24659
17392 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17393 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17394 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17395 * genopinit.c (optabs): Rename vec_pack_mod_optab
17396 to vec_pack_trunc_optab.
17397 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17398 early for scalar floating point operands for NOP_EXPR.
17399 (vectorizable_type_promotion): Ditto.
17400 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17401 vec_pack_trunc_optab.
17402 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17404 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17405 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17406 Rename from VEC_PACK_MOD_EXPR.
17407 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17408 * expr.c (expand_expr_real_1): Ditto.
17409 * tree-inline.c (estimate_num_insns_1): Ditto.
17410 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17412 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17413 (vec_unpacks_lo_v4sf): Ditto.
17414 (vec_pack_trunc_v2df): Ditto.
17415 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17416 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17417 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17419 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17421 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17423 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17424 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17425 packing of floating point operands.
17426 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17427 represent unpacking of floating point operands.
17428 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17429 [vec_unpacks_hi]: Ditto.
17430 [vec_unpacks_lo]: Ditto.
17432 2007-04-22 Jan Hubicka <jh@suse.cz>
17434 * final.c (rest_of_handle_final): Call
17435 targetm.asm_out.constructor/targetm.asm_out.destructor
17436 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17437 proper priority via decl_*_priority_insert.
17438 * c-common.c (c_expand_body): Likewise.
17440 2007-04-22 Richard Guenther <rguenther@suse.de>
17442 PR tree-optimization/29789
17443 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17444 (rewrite_reciprocal): New helper split out from
17445 determine_invariantness_stmt.
17446 (rewrite_bittest): Likewise.
17447 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17448 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17451 2007-04-22 Revital Eres <eres@il.ibm.com>
17453 * loop-unroll.c (var_to_expand): New field to support also
17454 insns of the form x = something + x.
17455 (analyze_insn_to_expand_var): Use it.
17456 (expand_var_during_unrolling): Likewise.
17458 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17460 * predict.c: Include pointer-set.h.
17461 (bb_predictions): New variable.
17462 (tree_predicted_by_p, tree_predict_edge,
17463 remove_predictions_associated_with_edge): Use bb_predictions map
17464 instead of bb->predictions.
17465 (clear_bb_predictions, assert_is_empty): New functions.
17466 (combine_predictions_for_bb): Use bb_predictions map. Call
17467 clear_bb_predictions.
17468 (tree_estimate_probability): Create and free bb_predictions map.
17469 * Makefile.in (predict.o): Add pointer-set.h dependency.
17470 * basic-block.h (struct basic_block_def): Remove predictions
17472 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17474 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17477 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17480 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17482 * timevar.c (timevar_print): Change reference of --disable-checking to
17483 --enable-checking=release. Also warn if assert checking is disabled.
17485 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17488 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17489 decl as addressable if the compound literal was marked as
17491 Mark the decl as a gimple register if it is a complex or
17492 vector decl and does not live in memory.
17494 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17496 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17497 (GENERIC_NEXT): New function macro.
17498 (PHI_CHAIN): Use phi_node's new chain variable.
17499 (tree_phi_node): Change tree_common to tree_base
17500 and add the chain field.
17501 * tree-phinodes.c (make_phi_node): Don't set
17502 TREE_TYPE on the new node.
17503 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17504 instead of checking GIMPLE_TUPLE_P in chain_next.
17505 * tree-vect-transform.c
17506 (get_initial_def_for_induction): Look at
17507 PHI_RESULT_TREE for the type of the phi node.
17508 (update_vuses_to_preheader): Use PHI_CHAIN
17509 instead of TREE_CHAIN on the phi node.
17510 * tree-ssa-structalias.c (compute_points_to_sets):
17512 (ipa_pta_execute): Likewise.
17514 2007-04-21 Richard Guenther <rguenther@suse.de>
17516 PR middle-end/31136
17517 * fold-const.c (fold_unary): Call fold_convert_const on the
17520 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17522 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17523 (store_killed_in_pat): New.
17525 2007-04-20 Richard Henderson <rth@redhat.com>
17528 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17529 TREE_LIST with a void_type_node value, not void_list_node exactly.
17531 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17533 * doc/standards.texi: Re-arrange into language-specific
17534 subsections. Add a C++ section, documenting which standards we
17537 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17539 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17540 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17542 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17544 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17545 ecrti.o and crtbegin.o.
17546 (LIB_DEFAULT_SPEC): Include -lc.
17547 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17549 2007-04-20 Richard Henderson <rth@redhat.com>
17552 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17553 argument; update all callers.
17554 (get_unaligned_offset): New.
17555 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17556 get_unaligned_address, just pass on the address directly.
17557 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17558 the subreg in the helper patterns.
17559 (unaligned_extendqidi_le): Use get_unaligned_offset.
17560 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17561 (unaligned_extendhidi_be): Likewise.
17562 (unaligned_extendhidi): Tidy.
17563 * config/alpha/alpha-protos.h: Update.
17565 2007-04-20 Richard Henderson <rth@redhat.com>
17567 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17568 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17569 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17570 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17571 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17572 (CPP_SPEC): Don't include %(cpp_subtarget).
17573 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17574 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17575 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17577 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17579 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17580 for __builtin_ia32_cmpordss.
17582 PR tree-optimization/31632
17583 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17584 and arg1 for optimizations of comparison against min/max values.
17585 Fold arg0 to arg1's type for optimizations of comparison against
17586 min+1 and max-1 values.
17588 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17590 * reload.c (combine_reloads): When trying to use a dying register,
17591 check whether it's uninitialized and don't use if so.
17593 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17595 * fold-const.c: Remove prototypes for native_encode_expr and
17596 native_interpret_expr.
17597 (native_encode_expr): Make non-static.
17598 (native_interpret_expr): Likewise.
17599 * tree.h: Add prototypes for the above.
17601 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17603 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17604 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17605 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17606 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17607 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17608 Add length attributes.
17610 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17612 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17615 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17616 __STDC_WANT_DEC_FP__.
17618 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17620 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17621 for long double compatibility.
17622 * configure: Regenerate.
17624 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17626 PR rtl-optimization/29841
17627 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17629 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17630 that may cause control flow transfer from being moved.
17632 2007-04-18 Jan Hubicka <jh@suse.cz>
17634 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17637 2007-04-18 Eric Christopher <echristo@apple.com>
17639 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17640 only. Update operands.
17641 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17642 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17643 link register to pic register.
17645 2007-04-18 Dirk Mueller <dmueller@suse.de>
17647 PR diagnostic/31227
17648 * tree-vrp.c (search_for_addr_array): New.
17649 (check_array_bounds): Suppress warning about
17650 address taken of array refs if its not de-referenced.
17652 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17654 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17655 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17657 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17658 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17659 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17661 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17663 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17665 (vect_analyze_scalar_cycles): Fix indentation.
17666 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17667 (vect_mark_relevant): Include phis in relevance analysis.
17669 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17671 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17673 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17674 output_operand_lossage().
17676 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17678 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17679 the unused code for reduction without adjust-in-epilog to simplify the
17682 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17684 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17685 (S390_TDC_NEGATIVE_ZERO): New constant.
17686 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17687 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17688 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17689 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17690 (S390_TDC_POSITIVE_INFINITY): New constant.
17691 (S390_TDC_NEGATIVE_INFINITY): New constant.
17692 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17693 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17694 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17695 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17696 (S390_TDC_INFINITY): New constant.
17697 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17698 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17699 optimization for UNSPEC_CCZ_TO_INT.
17700 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17701 ("*ccz_to_int"): New insn.
17702 ("isinf<mode>2"): New insn.
17703 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17704 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17705 (UNSPEC_CCZ_TO_INT): New constant.
17707 2007-04-18 Richard Guenther <rguenther@suse.de>
17709 PR tree-optimization/19431
17710 PR tree-optimization/21463
17711 * tree-pass.h (pass_phiprop): Declare.
17712 * passes.c (init_optimization_passes): New phiprop pass.
17713 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17714 (phivn_valid_p): New helper function.
17715 (phiprop_insert_phi): Likewise.
17716 (propagate_with_phi): Likewise.
17717 (tree_ssa_phiprop): New propagator propagating loads
17718 through phi nodes if profitable.
17720 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17722 * tree-vect-analyze.c (process_use): New function.
17723 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17724 Check phis in all bbs.
17725 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17728 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17730 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17733 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17736 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17739 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17741 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17743 (sse_vmmulv4sf3): Likewise.
17744 (sse2_vmaddv2df3): Likewise.
17745 (sse2_vmmulv2df3): Likewise.
17747 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17749 PR rtl-optimization/31360
17750 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17751 (target_reg_cost): New.
17752 (init_set_costs): Initialize target_reg_cost. Add comments
17753 regarding the rationale of the costs.
17754 (global_cost_for_size): Renamed to...
17755 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17756 of register pressure.
17757 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17758 estimate_reg_pressure_cost. Add number of ivs.
17759 (determine_set_costs): Dump target_reg_cost.
17760 * loop-invariant.c (gain_for_invariant): Use
17761 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17762 (best_gain_for_invariant, find_invariants_to_move): Remove
17764 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17765 (target_reg_cost): Declare.
17766 (global_cost_for_size): Declaration removed.
17767 (estimate_reg_pressure_cost): Declare.
17769 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17771 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17772 regnos into even/odd register pairs.
17773 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17774 TDmode similar to the other floating point modes.
17775 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17776 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17778 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17779 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17780 (movdd_hardfloat64): Use TARGET_MFPGPR.
17782 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17784 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17787 2005-01-05 Richard Henderson <rth@redhat.com>
17789 * reload1.c (do_input_reload): Restrict the optimization deleteing
17790 a previous output reload to RELOAD_FOR_INPUT.
17792 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17794 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17795 induc_vec_info_type.
17796 (vectorizable_induction): New function declaration.
17797 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17798 check if already vectorized. Find first place in BB where new stmts
17799 can be inserted. Takes only one argument.
17800 (vectorizable_induction): New function.
17801 (vect_transform_stmt): Add case for induc_vec_info_type to call
17802 vectorizable_induction.
17803 (vect_transform_loop): Consider phis for vectorization.
17804 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17806 (analyze_operations): Call vectorizable_induction when analyzing phis.
17808 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17809 (vect_mark_relevant): Include phis in relevance analysis.
17810 (vect_mark_stmts_to_be_vectorize): Likewise.
17811 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17813 2007-04-16 Lawrence Crowl <crowl@google.com>
17815 * doc/invoke.texi (Debugging Options): Add documentation for the
17816 -femit-struct-debug options -femit-struct-debug-baseonly,
17817 -femit-struct-debug-reduced, and
17818 -femit-struct-debug-detailed[=...].
17820 * c-opts.c (c_common_handle_option): Add
17821 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17822 and OPT_femit_struct_debug_detailed_.
17823 * c.opt: Add specifications for
17824 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17825 and -femit-struct-debug-detailed[=...].
17826 * opts.c (set_struct_debug_option): Parse the
17827 -femit-struct-debug-... options.
17828 * opts.c (matches_main_base, main_input_basename,
17829 main_input_baselength, base_of_path, matches_main_base): Add
17830 variables and functions to compare header base name to compilation
17832 * opts.c (should_emit_struct_debug): Add to determine to emit a
17833 structure based on the option.
17834 (dump_struct_debug) Also disabled function to debug this
17836 * opts.c (handle_options): Save the base name of the
17839 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17840 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17841 This hook indicates if a type is generic. Set it by default
17842 to "never generic".
17843 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17844 to determine if a struct type is generic or not.
17845 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17846 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17847 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17848 with live C++ hook.
17850 * flags.h (enum debug_info_usage): Add an enumeration to describe
17851 a program's use of a structure type.
17852 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17853 to indicate the program's usage of the type. Filter structs based
17854 on the -femit-struct-debug-... specification.
17855 (gen_type_die): Split into two routines, gen_type_die and
17856 gen_type_die_with_usage. gen_type_die is now a wrapper
17857 that assumes direct usage.
17858 (gen_type_die_with_usage): Replace calls to gen_type_die
17859 with gen_type_die_with_usage adding the program usage of
17860 the referenced type.
17861 (dwarf2out_imported_module_or_decl): Suppress struct debug
17862 information using should_emit_struct_debug when appropriate.
17864 2007-04-16 Ian Lance Taylor <iant@google.com>
17866 PR tree-optimization/31522
17867 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17868 (vrp_initialize): Allocate vr_phi_edge_counts.
17869 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17870 executable edge. Drop test for all constants.
17871 (vrp_finalize): Free vrp_phi_edge_counts.
17873 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17874 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17876 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17877 predecessors at head rather than tail.
17879 2007-04-16 Matthias Klose <doko@debian.org>
17881 * config/alpha/linux.h (CPP_SPEC): Define.
17882 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17884 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17886 * function.h: Remove sequence_stack extern declaration.
17888 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17890 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17892 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17895 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17897 * config/avr/avr.c (avr_arch_types): Rearranging array.
17898 (enum avr_arch): Add.
17899 (avr_mcu_types): Use avr_arch enumeration constants instead of
17901 * config/avr/avr.h (LINK_SPEC): Simplify.
17903 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17905 * config/m68k/m68k.c (m68k_libcall_value,
17906 m68k_function_value): Use macros for register names more.
17908 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17910 (M68K_REGNAME): Use A6_REG.
17911 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17913 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17915 PR middle-end/28071
17916 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17917 'pending_read_list_length' and 'pending_write_list_length'. Update
17919 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17920 to handle two length counters instead of one. Update all uses.
17921 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17922 two length counters instead of one.
17923 * sched-rgn.c (propagate_deps): Update to handle two length counters
17926 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17929 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17930 copy of source, pass it to ix86_expand_vector_set and return
17933 2007-04-16 David Ung <davidu@mips.com>
17934 Joseph Myers <joseph@codesourcery.com>
17936 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17937 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17938 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17939 Add 74K processor information.
17940 * config/mips/mips.md: Include 74k.md.
17941 (cpu): Add 74kc,74kf,74kx.
17942 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17943 * config/mips/74k.md: New.
17944 * doc/invoke.texi (MIPS Options): Document 74K support.
17946 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17948 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17949 vectorizable_* functions.
17950 * tree-vect-transform.c (vectorizable_call): Add check for
17951 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17952 (vectorizable_store): likewise.
17953 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17955 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17956 (vectorizable_type_promotion, vectorizable_load): Likewise.
17957 (vectorizable_live_operation, vectorizable_condition): Likewise.
17958 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17960 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17962 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17964 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17965 register numbers more.
17966 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17967 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17968 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17969 FUNCTION_VALUE_REGNO_P): Likewise.
17970 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17971 STATIC_CHAIN_REGNUM): Likewise.
17972 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17973 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17974 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17975 * config/m68k/m68k.md (FP_REG): New.
17977 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17979 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17982 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17984 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17985 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17988 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17990 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17993 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17996 * c-decl.c (finish_decl): Grab the type of the decl after the call
17997 to store_init_value.
17999 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18001 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18003 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18006 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18007 dominators, post dominators and cleanup cfg before returning.
18009 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18011 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18012 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18014 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18016 * config.gcc: Recognize fido.
18017 * config/m68k/m68k-devices.def (fidoa): New.
18018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18020 (FL_FIDOA, TARGET_FIDOA): New.
18021 * config/m68k/m68k.opt (mfidoa): New.
18023 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18025 PR middle-end/31322
18026 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18027 when a personality function is used.
18029 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18031 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18033 2007-04-13 Mike Stump <mrs@apple.com>
18035 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18037 * config/darwin.opt (fapple-kext): Make C++ only.
18038 * config/darwin.c (darwin_override_options): Remove code to ensure
18039 -fapple-kext is given for C++ only.
18041 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18043 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18044 * config/mips/mips.c (override_options): Call
18045 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18047 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18049 * config/i386/i386.opt (msvr3-shlib): Removed.
18051 * doc/invoke.texi: Remove -msvr3-shlib.
18053 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18055 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18056 with "popcnt" instruction.
18058 2007-04-13 Richard Guenther <rguenther@suse.de>
18060 PR tree-optimization/21258
18061 * tree-vrp.c (compare_case_labels): New helper.
18062 (find_switch_asserts): New function.
18063 (find_assert_locations): Call it for SWITCH_EXPRs.
18065 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18067 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18068 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18069 check is now implied in X87_FLOAT_MODE_P.
18070 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18071 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18072 (fix_trunc<mode>_i386_fisttp): Ditto.
18073 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18074 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18075 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18076 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18077 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18078 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18079 (unnamed_splitters): Ditto.
18080 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18081 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18082 FIRST_SSE_REG for local functions when SSE math is enabled or
18083 for functions with sseregparm attribute.
18084 (standard_80387_constant_p): Return -1 if mode is not
18086 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18087 (ix86_expand_compare): Ditto.
18088 (ix86_expand_carry_flag_compare): Ditto.
18089 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18090 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18091 DECIMAL_FLOAT_MODE_P.
18092 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18093 of SCALAR_FLOAT_MODE_P.
18094 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18095 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18096 checks before FLOAT_MODE_P.
18097 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18098 before FLOAT_MODE_P.
18103 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18105 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18106 Charles Wilson <libtool@cwilson.fastmail.fm>
18108 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18109 (libgcc.mvars): Don't depend on them.
18110 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18111 * exec-tool.in: New.
18113 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18115 * doc/invoke.text (--help): Document --help=common.
18117 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18119 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18121 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18123 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18124 * genemit.c (main): Emit #include "integrate.h".
18125 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18126 (LOADGP_RTP): New mips_loadgp_style.
18127 * config/mips/mips.h: Include config/vxworks-dummy.h.
18128 (TARGET_RTP_PIC): New macro.
18129 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18130 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18131 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18132 for TARGET_RTP_PIC.
18133 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18134 -mvxworks-pic when using -mrtp and a PIC option.
18135 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18137 (mips_symbolic_constant_p, mips_symbolic_address_p)
18138 (mips_symbol_insns): Handle SYMBOL_HALF.
18139 (override_options): Warn about -G and -mrtp being used together.
18140 Initialize mips_lo_relocs[SYMBOL_HALF].
18141 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18142 (mips_emit_loadgp): Handle LOADGP_RTP.
18143 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18144 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18145 (tablejump): Handle function-relative case table entries if
18147 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18149 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18151 * config/mips/mips.md (load_call<mode>): Allow any general register.
18153 (sibcall_value_internal, sibcall_value_multiple_internal)
18154 (call_value_internal, call_value_split, call_value_multiple_internal)
18155 (call_value_multiple_split): Remove constraints from operand 0.
18157 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18159 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18160 rather than loadgp_noshared.
18161 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18162 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18164 * config/mips/mips.md (loadgp): Rename to...
18165 (loadgp_newabi): ...this.
18166 (loadgp_noshared): Rename to...
18167 (loadgp_absolute): ...this.
18169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18171 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18172 false for locally-binding symbols.
18173 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18175 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18177 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18178 (SYMBOL_GOT_PAGE_OFST): ...this.
18179 (SYMBOL_GOT_GLOBAL): Rename to...
18180 (SYMBOL_GOT_DISP): ...this.
18181 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18182 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18183 * config/mips/mips.c (mips_global_symbol_p): New function.
18184 (mips_symbol_binds_local_p): Likewise.
18185 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18186 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18187 mips_global_symbol_p and mips_symbol_binds_local_p.
18188 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18189 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18190 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18191 SYMBOL_GOTOFF_DISP.
18192 (mips_ok_for_lazy_binding_p): New function.
18193 (mips_load_call_address, mips_expand_call): Use it.
18194 (mips_dangerous_for_la25_p): Likewise.
18195 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18196 (*got_disp<mode>): Use got_disp_operand instead of
18197 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18198 SYMBOL_GOTOFF_GLOBAL.
18199 (*got_page<mode>): Use got_page_ofst_operand instead of
18201 * config/mips/predicates.md (const_call_insn_operand): Use
18202 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18203 (global_got_operand): Rename to...
18204 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18206 (local_got_operand): Rename to...
18207 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18208 of SYMBOL_GOT_LOCAL.
18210 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18212 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18213 TARGET_CALL_CLOBBERED_GP.
18214 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18215 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18216 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18217 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18218 of TARGET_ABICALLS && !TARGET_NEWABI.
18219 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18220 * config/mips/mips.c (mips_load_call_address): Check
18221 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18222 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18223 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18224 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18225 TARGET_ABICALLS && TARGET_NEWABI.
18226 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18228 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18229 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18230 TARGET_ABICALLS && TARGET_NEWABI.
18231 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18232 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18233 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18234 whether indirect calls must use $25.
18235 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18237 * config/mips/mips.md (jal_macro): Check flag_pic and
18238 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18239 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18240 instead of TARGET_ABICALLS.
18241 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18242 TARGET_ABICALLS && TARGET_OLDABI.
18243 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18244 (sibcall): In the comment above the define_insn, mention
18245 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18246 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18247 instead of TARGET_ABICALLS.
18249 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18251 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18252 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18253 (MACFLAGS_MATCH_P): New macro.
18254 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18255 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18256 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18257 the other MACFLAG constants.
18258 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18259 (flag_machi): Tighten constraints. Renumber some of the operands.
18260 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18262 (flag_machi_parts_acconly): New pattern.
18263 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18265 (flag_macinit1hi): Tighten constraints.
18266 (flag_mul_macv2hi_parts_acconly): New pattern.
18268 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18269 Use a more efficient implementation.
18270 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18271 inline sequences when not optimizing for size.
18273 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18274 movhi_high2low): Delete, merge functionality into...
18275 (packv2hi): ... this pattern.
18277 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18278 * config/bfin/bfin.opt (msim): New option.
18279 (mcpu=): New option.
18280 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18281 (bfin_cpu_t): Typedef of enum bfin_cpu.
18282 (bfin_cpu_type): New declaration.
18283 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18284 -msim and -mcpu= options.
18285 (LIB_SPEC): Likewise.
18286 * config/bfin/bfin.c (bfin_cpu_type): Define.
18287 (bfin_handle_option): Handle -mcpu= option.
18288 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18289 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18290 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18292 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18294 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18295 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18296 (powerpc-wrs-vxworksae): Use ${tm_file}.
18297 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18298 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18299 * config/i386/vx-common.h: New file.
18301 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18303 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18306 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18308 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18311 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18315 * c-common.c (c_build_qualified_type): Set canonical type
18318 2007-04-12 Richard Guenther <rguenther@suse.de>
18320 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18321 lower bound and element size if lower bound is not zero
18322 or either of the ARRAY_REF operands is set.
18324 2007-04-12 Richard Guenther <rguenther@suse.de>
18326 PR tree-optimization/24689
18327 PR tree-optimization/31307
18328 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18330 * gimplify.c (canonicalize_addr_expr): To be consistent with
18331 gimplify_compound_lval only set operands two and three of
18332 ARRAY_REFs if they are not gimple_min_invariant. This makes
18333 it never at this place.
18334 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18336 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18338 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18339 null before emitting a .nsubspa directive.
18341 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18343 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18344 need_to_partition_p if there are no memory statements in the
18347 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18349 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18350 (gcd_of_steps_may_divide_p): New function.
18351 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18353 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18355 * reload.c (find_reloads_toplev, find_reloads_address,
18356 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18357 not a pointer equality test, to decide if we need to call
18358 push_reg_equiv_alt_mem.
18360 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18362 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18363 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18365 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18367 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18369 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18370 vector to be positive.
18372 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18376 * doc/invoke.texi: Document --params max-aliased-vops and
18378 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18379 debug_memory_partitions): Move to tree-flow.h
18380 * params.h (AVG_ALIASED_VOPS): Define.
18381 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18383 (mp_info_t): Likewise.
18384 (get_mem_sym_stats_for): New.
18385 (set_memory_partition): Move from tree-flow-inline.h.
18386 (mark_non_addressable): Only clear the set of symbols for the
18387 partition if it exists.
18388 (dump_memory_partitions): Move from tree-ssa-operands.c
18389 (debug_memory_partitions): Likewise.
18390 (need_to_partition_p): New.
18391 (dump_mem_ref_stats): New.
18392 (debug_mem_ref_stats): New.
18393 (dump_mem_sym_stats): New.
18394 (debug_mem_sym_stats): New.
18395 (update_mem_sym_stats_from_stmt): New.
18396 (compare_mp_info_entries): New.
18397 (mp_info_cmp): Call it.
18398 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18400 (get_mpt_for): Move from tree-ssa-operands.c.
18401 (find_partition_for): New.
18402 (create_partition_for): Remove.
18403 (estimate_vop_reduction): New.
18404 (update_reference_counts): New.
18405 (build_mp_info): New.
18406 (compute_memory_partitions): Refactor.
18407 Document new heuristic.
18408 Call build_mp_info, update_reference_counts,
18409 find_partition_for and estimate_vop_reduction.
18410 (compute_may_aliases): Populate virtual operands before
18411 calling debugging dumps.
18412 (delete_mem_sym_stats): New.
18413 (delete_mem_ref_stats): New.
18414 (init_mem_ref_stats): New.
18415 (init_alias_info): Call it.
18416 (maybe_create_global_var): Remove alias_info argument.
18417 Get number of call sites and number of pure/const call sites
18418 from gimple_mem_ref_stats().
18419 (dump_alias_info): Call dump_memory_partitions first.
18420 (dump_points_to_info_for): Show how many times a pointer has
18422 * opts.c (decode_options): For -O2 set --param
18423 max-aliased-vops to 500.
18424 For -O3 set --param max-aliased-vops to 1000 and --param
18425 avg-aliased-vops to 3.
18426 * fortran/options.c (gfc_init_options): Remove assignment to
18428 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18429 * tree-dfa.c (dump_variable): Dump memory reference
18431 Dump NO_ALIAS* settings.
18432 (referenced_var_lookup): Tidy.
18433 (mem_sym_stats): New.
18434 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18435 and ORIG are different SSA names for a memory partition.
18436 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18437 * tree-flow.h (struct mem_sym_stats_d): Define.
18438 (mem_sym_stats_t): Define.
18439 (struct mem_ref_stats_d): Define.
18440 (struct gimple_df): Add field mem_ref_stats.
18441 (enum noalias_state): Define.
18442 (struct var_ann_d): Add bitfield noalias_state.
18443 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18444 debug_mem_ref_stats, debug_memory_partitions,
18445 debug_mem_sym_stats): Declare.
18446 * tree-ssa-structalias.c (update_alias_info): Update call
18447 sites, pure/const call sites and asm sites in structure
18448 returned by gimple_mem_ref_stats.
18449 Remove local variable IS_POTENTIAL_DEREF.
18450 Increase NUM_DEREFS if the memory expression is a potential
18452 Call update_mem_sym_stats_from_stmt.
18453 If the memory references memory, call
18454 update_mem_sym_stats_from_stmt for all the direct memory
18455 symbol references found.
18456 (intra_create_variable_infos): Set noalias_state field for
18457 pointer arguments according to the value of
18458 flag_argument_noalias.
18459 * tree-ssa-structalias.h (struct alias_info): Remove fields
18460 num_calls_found and num_pure_const_calls_found.
18461 (update_mem_sym_stats_from_stmt): Declare.
18462 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18463 Set default value to 100.
18464 (PARAM_AVG_ALIASED_VOPS): Define.
18466 2007-04-11 Richard Guenther <rguenther@suse.de>
18468 PR middle-end/31530
18469 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18470 a * -b + c as c - a * b if we honor sign dependent rounding.
18472 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18474 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18475 bfin_expand_strmov.
18476 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18477 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18479 (initialize_trampoline): Don't use old-style function definition.
18480 (bfin_secondary_reload): Mark IN_P argument as unused.
18482 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18484 PR tree-optimization/31343
18485 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18486 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18487 * testsuite/gcc.dg/vect/pr31343.c: New.
18489 2007-04-10 Eric Christopher <echristo@apple.com>
18491 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18492 * config/i386/i386.md (*cmpfp0): Use.
18493 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18494 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18495 (fix_trunc<mode>_i386_fisttp): Ditto.
18496 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18497 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18498 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18499 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18500 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18501 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18502 (unnamed_splitters): Ditto.
18503 * config/i386/i386.c (output_fix_trunc): Assert that
18504 we're not being passed a TFmode operand.
18506 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18508 PR tree-optimization/31526
18509 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18510 n_basic_blocks to find newly added blocks.
18512 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18514 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18516 (fix_trunc<mode>si_sse): Ditto.
18517 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18518 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18519 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18520 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18521 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18522 expander using SSEMODEF mode macro.
18523 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18524 expander using SSEMODEF mode macro.
18525 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18526 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18527 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18528 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18529 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18530 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18531 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18532 Macroize insn using X87MODEF mode macro.
18534 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/sse.md (sse2_pinsrw): Removed.
18537 (sse2_pextrw): Renamed to ...
18538 (*sse2_pextrw): This.
18540 2007-04-09 Jan Hubicka <jh@suse.cz>
18543 * config/i386/sse.md
18544 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18545 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18546 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18547 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18549 2007-04-09 Jan Hubicka <jh@suse.cz>
18551 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18552 multiple fields of union.
18554 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18556 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18557 (create_preheaders): Check that loops are available.
18558 (fix_loop_structure): Clean up, improve comments.
18559 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18560 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18562 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18563 * predict.c (tree_estimate_probability): Do not call
18564 calculate_dominance_info. Call create_preheaders.
18565 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18566 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18568 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18569 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18570 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18571 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18574 2007-04-08 Jan Hubicka <jh@suse.cz>
18576 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18577 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18578 * fold-const.c (fold_unary): Use it.
18580 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18582 * varasm.c (assemble_variable): Remove call to
18583 lang_hooks.decls.prepare_assemble_variable.
18584 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18585 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18586 * langhooks.h (lang_hooks_for_decls): Remove
18587 prepare_assemble_variable.
18589 2007-04-08 Mike Stump <mrs@apple.com>
18591 * config/i386/i386.c: Use inc/dec on Core2.
18593 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18595 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18596 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18597 lhd_tree_inlining_end_inlining): Remove.
18598 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18599 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18600 end_inlining hooks.
18601 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18602 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18603 lhd_tree_inlining_end_inlining): Remove prototypes.
18604 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18605 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18606 LANG_HOOKS_TREE_INLINING_START_INLINING,
18607 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18609 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18612 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18615 * config/avr/predicates.md (io_address_operand): Delete predicate.
18616 (low_io_address_operand): Don't use 'mode' argument.
18617 (higth_io_address_operand): Rename ...
18618 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18619 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18622 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18624 Revert change removing staticp.
18626 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18629 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18632 2007-04-07 Bruce Korb <bkorb@gnu.org>
18634 * c.opt: Add -Wformat-contains-nul.
18635 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18637 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18638 the NUL byte warning.
18640 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18642 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18644 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18646 * tree.c (staticp): No longer use staticp langhook.
18647 * langhooks.c (lhd_staticp): Removed.
18648 * langhooks.h (struct lang_hooks): Remove staticp.
18649 * c-common.c (c_staticp): Remove.
18650 * c-common.h (c_staticp): Ditto.
18651 * langhooks-defs.h (lhd_staticp): Ditto.
18652 (LHD_HOOKS_STATICP): Ditto
18653 * tree.h (gcc_assert_lowered): New macro.
18655 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18657 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18658 argument "reliable".
18659 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18660 Add argument "reliable". Propagate it through calls.
18661 (infer_loop_bounds_from_undefined): Derive number of iterations
18662 estimates from references in blocks that do not dominate loop latch.
18663 (gcov_type_to_double_int): New function.
18664 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18665 and expected_loop_iterations_unbounded.
18666 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18667 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18668 * tree-data-ref.c (estimated_loop_iterations): Export.
18669 (get_references_in_stmt): Fix -- do not return addresses of local
18671 * cfgloop.h (expected_loop_iterations_unbounded,
18672 estimated_loop_iterations): Declare.
18674 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18676 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18678 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18680 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18681 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18682 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18683 Use output_387_reg_move().
18684 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18685 expander using X87MODEF12 mode macro.
18686 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18687 choosing register preferences. Use output_387_reg_move().
18688 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18689 instead of "x". Use output_387_reg_move().
18690 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18691 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18692 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18693 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18694 Use output_387_reg_move().
18695 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18697 (*truncxf?f_i387 splitter): Ditto.
18699 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18701 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18702 LANG_HOOKS_SAFE_FROM_P.
18703 * expr.c (safe_from_p): Remove langhook call.
18704 * langhooks.h (lang_hooks): Remove safe_from_p.
18705 (lhd_safe_from_p): Remove prototype.
18706 * langhooks.c (lhd_safe_from_p): Remove.
18708 2007-04-06 Jan Hubicka <jh@suse.cz>
18710 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18713 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18716 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18717 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18718 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18720 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18721 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18723 2007-04-05 Richard Henderson <rth@redhat.com>
18725 * config/alpha/alpha.c (print_operand) [+]: Remove.
18726 (alpha_end_function): Print nop if call at end of function.
18727 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18728 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18729 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18730 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18731 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18732 the call pattern. Update peepholes to match.
18734 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18736 * doc/extend.texi (Other Builtins): Add decimal float variants
18738 * builtins.def: Ditto.
18739 * builtins.c (expand_builtin): Ditto.
18741 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18742 H.J. Lu <hongjiu.lu@intel.com>
18745 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18746 of V8HImode when calling ix86_binary_operator_ok.
18747 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18748 (sdot_prodv8hi): Operands 1 and 2 must be register.
18750 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18752 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18753 initialize align to silence bogus warning.
18755 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18757 PR middle-end/22156
18758 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18760 (struct sra_walk_fns): Remove use_all parameter from use.
18761 (sra_hash_tree): Handle BIT_FIELD_REFs.
18762 (sra_elt_hash): Don't hash bitfld blocks.
18763 (sra_elt_eq): Skip them in parent compares as well. Handle
18765 (sra_walk_expr): Don't maintain or pass down use_all_p.
18766 (scan_use): Remove use_all parameter.
18767 (scalarize_use): Likewise. Re-expand assignment to
18768 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18769 output, and re-scalarize after output. Don't mark anything
18771 (scalarize_ldst): Adjust.
18772 (scalarize_walk_gimple_modify_statement): Likewise.
18773 (build_element_name_1): Handle BIT_FIELD_REFs.
18774 (instantiate_element): Don't warn for any element whose parent
18775 is used as a whole.
18776 (instantiate_missing_elements_1): Return the sra_elt.
18777 (canon_type_for_field): New.
18778 (try_instantiate_multiple_fields): New.
18779 (instantiate_missing_elemnts): Use them.
18780 (mark_no_warning): Removed.
18781 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18782 (REPLDUP, sra_build_elt_assignment): New.
18783 (generate_copy_inout): Use them.
18784 (generate_element_copy): Likewise. Handle bitfld differences.
18785 (generate_element_zero): Don't recurse for blocks. Use
18786 sra_build_elt_assignment.
18787 (generate_one_element_int): Take elt instead of var. Use
18788 sra_build_elt_assignment.
18789 (generate_element_init_1): Adjust.
18790 (scalarize_use, scalarize_copy): Use REPLDUP.
18791 (scalarize_ldst): Move assert before dereference.
18792 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18794 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18796 * regmove.c: Fix unused variable warnings due to previous commit.
18798 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18800 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18801 (regmove_bb_head): Remove.
18802 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18803 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18804 problems with fixup_match_1.
18805 Don't initialize/free regmove_bb_head.
18807 (reg_is_remote_constant_p): If an insn is in the same basic block
18808 but not before INSN, consider it remote, too.
18810 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18813 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18814 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18816 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18818 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18819 (CONDITIONAL_REGISTER_USAGE): Likewise.
18821 2007-04-04 Richard Henderson <rth@redhat.com>
18823 * config/alpha/lib1funcs.asm: Remove unused file.
18825 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18828 * opts.c (print_specific_help): Fix --help=<language>
18830 (common_handle_option): Support --help=common.
18832 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18835 * gcc.c (main): Do not run the linker if
18836 print_subprocess_help indicates that it shouldn't be
18839 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18842 * doc/invoke.texi (--help=): Document <languages> value, fix
18843 formatting in tables of values.
18845 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18847 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18848 dllimport attribute of virtual methods.
18850 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18852 * config/score/crti.asm: Change _bss_start to __bss_start.
18853 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18854 (OUTGOING_REG_PARM_STACK_SPACE) update.
18855 * config/score/score.opt: add options to make backend support
18856 score5, score5u, score7 and score7d.
18857 * config/score/score.md: Likewise.
18858 * config/score/misc.md: Likewise.
18859 * config/score/mac.md: Likewise.
18860 * doc/invoke.texi: Likewise.
18861 * doc/md.texi: update constraints define.
18863 2007-04-03 Richard Henderson <rth@redhat.com>
18865 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18866 an appropriate type, use the mode instead.
18868 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18870 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18871 Set the default --with-arch setting to mips2.
18872 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18873 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18874 (MULTILIB_OSDIRNAMES): Delete.
18875 (MULTILIB_DIRNAMES): Define.
18876 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18877 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18878 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18879 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18880 VXWORKS_OS_CPP_BUILTINS.
18881 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18882 (MIPS_DEBUGGING_INFO): Undefine.
18883 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18885 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18887 PR middle-end/30704
18888 * fold-const.c (native_encode_real): Encode real.c provided longs
18889 as a series of 32-bit native integers.
18890 (native_interpret_real): Interpret buffer as a series of 32-bit
18893 2007-04-03 Richard Guenther <rguenther@suse.de>
18895 * genpreds.c (write_insn_constraint_len): Write function
18896 optimized for CONSTRAINT_LEN implementation.
18897 (write_tm_preds_h): Output insn_constraint_len inline and
18898 use it for CONSTRAINT_LEN.
18899 (write_insn_preds_c): Don't output insn_constraint_len.
18900 * doc/md.texi (define_register_constraint): Document multi-letter
18901 constraints shall have the same length if they start with the same
18904 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18907 * config/i386/i386.md (isinf<mode>2): Expand only when
18908 TARGET_C99_FUNCTIONS is set.
18910 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18912 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18913 (x86_64-*-linux*): Ditto.
18914 * config/i386/i386.opt (mpc): New option.
18915 * config/i386/i386.c (overrride_options): Handle
18916 ix87_precision_string.
18917 * config/i386/crtprec.c: New file.
18918 * config/i386/t-crtpc: Ditto.
18919 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18920 and -mpc80 options.
18921 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18922 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18923 crtprec32.o, crtprec64.o and crtprec80.o.
18925 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18926 and -mpc80 options.
18927 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18929 2007-04-02 Eric Christopher <echristo@apple.com>
18931 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18932 limitations on darwin.
18934 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18937 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18939 2007-04-02 Dave Korn <dave.korn@artimi.com>
18941 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18943 2007-04-02 Dave Korn <dave.korn@artimi.com>
18945 * libgcc2.h (exception_descriptor): Don't forward-declare.
18946 (__get_eh_table_language, __get_eh_table_version): Delete
18947 prototypes of long-dead functions.
18949 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18951 * ebitmap.h: New file
18952 * ebitmap.c: New file
18953 * Makefile.in (ebitmap.o): New target.
18955 2007-04-01 Jan Hubicka <jh@suse.cz>
18957 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18958 before very first instruction.
18960 2007-04-01 Jan Hubicka <jh@suse.cz>
18962 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18963 waring on 64bit hosts.
18964 * bitmap.h: Fix typo in bitmap_head_def.
18966 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18968 PR rtl-optimization/31391
18969 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18970 into a DELETED_LABEL note, and the label is in an empty basic
18971 block, update BB_END as well as BB_HEAD.
18973 2007-04-01 Richard Henderson <rth@redhat.com>
18975 PR tree-optimization/31169
18976 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18977 to varying if the range is outside [0, prec-1].
18979 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18982 * config/mips/mips.md (load_const_gp): New insn.
18983 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18984 the MIPS16 GP pseudo register if no_new_pseudos.
18985 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18987 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18990 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18992 (call_value): Likewise.
18994 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18995 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18998 * doc/invoke.texi: (optimization options): Reword description
18999 of -ffast-math. Document its primary purpose.
19001 2007-03-31 Richard Guenther <rguenther@suse.de>
19003 * omp-low.c (splay-tree.h): Include.
19004 (lookup_decl): Replace splay-tree usage by pointer-map.
19005 (maybe_lookup_decl): Likewise.
19006 (new_omp_context): Likewise.
19007 (delete_omp_context): Likewise.
19008 * gimplify.c (splay-tree.h): Include.
19009 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19011 (remap_ssa_name): Likewise.
19012 (remap_decl): Likewise.
19013 (remap_type_1): Likewise.
19014 (remap_type): Likewise.
19015 (copy_body_r): Likewise.
19016 (expand_call_inline): Likewise.
19017 (clone_body): Likewise.
19018 (copy_tree_r): Likewise.
19019 (remap_save_expr): Likewise.
19020 (unsave_r): Likewise.
19021 (unsave_expr_now): Likewise.
19022 (tree_function_versioning): Likewise.
19023 (build_duplicate_type): Likewise.
19024 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19025 (struct copy_body_data): Replace splay-tree by pointer-map.
19026 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19027 not $(SPLAY_TREE_H).
19028 (gimplify.o): Depend on $(SPLAY_TREE_H).
19029 (omp-low.p): Likewise.
19031 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19033 * config/avr/predicates.md (even_register_operand,
19034 odd_register_operand): New predicates.
19035 * config/avr/avr.md (movw peephole2): New.
19036 (movw_r peephole2): New.
19038 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19040 * tree.h (get_signed_or_unsigned_type): New.
19041 * fold-const.c (operand_equal_for_comparison_p): Use
19042 get_signed_or_unsigned_type instead of
19043 lang_hooks.types.signed_or_unsigned_type.
19044 * expr.c (store_expr): Ditto.
19045 * langhooks.c (get_signed_or_unsigned_type): New.
19046 (lhd_signed_or_unsigned_type): New.
19047 * langhooks.h (lhd_signed_or_unsigned_type): New.
19048 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19050 2007-03-30 Richard Henderson <rth@redhat.com>
19052 * tree-ssa-loop-ivopts.c: Include target.h.
19053 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19054 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19055 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19056 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19058 2007-03-30 Richard Henderson <rth@redhat.com>
19059 Kai Tietz <kai.tietz@onevision.com>
19061 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19062 default for 64-bit.
19063 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19064 (TARGET_64BIT_MS_ABI): New.
19065 (DBX_REGISTER_NUMBER): Handle 64-bit.
19066 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19067 (LONG_TYPE_SIZE): Force to 32.
19068 (REG_PARM_STACK_SPACE): New.
19069 (OUTGOING_REG_PARM_STACK_SPACE): New.
19070 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19071 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19072 (STACK_BOUNDARY): Use 128 for 64-bit.
19073 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19074 Add 64-bit implementation.
19075 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19077 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19078 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19079 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19080 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19081 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19082 TARGET_64BIT_MS_ABI.
19083 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19084 (ix86_pass_by_reference): Likewise.
19085 (ix86_function_value_regno_p): Likewise.
19086 (ix86_build_builtin_va_list): Likewise.
19087 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19088 (function_arg_advance_ms_64): New.
19089 (function_arg_advance): Call it.
19090 (function_arg_ms_64): New.
19091 (function_arg): Call it.
19092 (function_value_ms_64): New.
19093 (ix86_function_value_1): Call it.
19094 (return_in_memory_ms_64): New.
19095 (ix86_return_in_memory): Call it.
19096 (setup_incoming_varargs_ms_64): New.
19097 (ix86_setup_incoming_varargs): Call it.
19098 (ix86_expand_prologue): Handle 64-bit stack probing.
19099 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19100 (output_pic_addr_const): Likewise.
19101 (x86_this_parameter): Likewise.
19102 (x86_output_mi_thunk): Likewise.
19103 (x86_function_profiler): Likewise.
19104 (TARGET_STRICT_ARGUMENT_NAMING): New.
19105 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19106 (TARGET_64BIT_MS_ABI): New.
19107 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19108 * config/i386/i386.md (allocate_stack_worker): Remove.
19109 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19110 describe the clobber of eax without a match_scratch.
19111 (allocate_stack_worker_postreload): Remove.
19112 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19113 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19114 (allocate_stack_worker_rex64_postreload): Remove.
19115 (allocate_stack): Handle 64-bit.
19116 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19117 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19118 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19119 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19120 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19121 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19122 * config.build (x86_64-*-mingw*): New host.
19123 * config.host (x86_64-*-mingw*): New host.
19124 * config.gcc (x86_64-*-mingw*): New target.
19125 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19127 2007-03-30 Richard Henderson <rth@redhat.com>
19128 Kai Tietz <kai.tietz@onevision.com>
19130 * c-pragma.c (struct def_pragma_macro_value): New.
19131 (struct def_pragma_macro): New.
19132 (pushed_macro_table): New.
19133 (dpm_hash, dpm_eq): New.
19134 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19135 (init_pragma): Install them.
19136 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19138 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19140 * config/avr/avr.c (avr_override_options): Clear
19141 'flag_delete_null_pointer_checks'.
19143 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19146 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19147 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19148 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19149 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19150 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19151 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19152 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19154 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19156 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19158 * regmove.c: Move all of pass_stack_adjustments from here...
19159 * combine-stack-adj.c: ...to this new file.
19160 * Makefile.in: Add rules for combine-stack-adj.o.
19162 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19164 PR tree-optimization/31383
19165 * tree-data-ref.c (affine_function_equal_p): Do not require the
19166 vectors to have the same length.
19168 2007-03-30 Jan Hubicka <jh@suse.cz>
19170 PR middle-end/30700
19171 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19172 availablility; add more sanity checking; ask varpool only about
19175 2007-03-29 Richard Henderson <rth@redhat.com>
19177 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19178 to decide, but __SIZEOF_LONG_LONG__.
19180 2007-03-29 Richard Henderson <rth@redhat.com>
19182 * emutls.c (struct __emutls_array): New.
19183 (emutls_destroy): Use it instead of casting element 0 from void*.
19184 (__emutls_get_address): Likewise.
19186 2007-03-29 Richard Henderson <rth@redhat.com>
19188 * varasm.c (initializer_constant_valid_p): Don't deny
19189 DECL_DLLIMPORT_P on functions.
19191 * config/i386/cygming.h: Remove function declarations.
19192 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19193 (ASM_OUTPUT_LABELREF): Remove.
19194 (COMMON_ASM_OP): Remove.
19195 (ASM_OUTPUT_COMMON): Remove.
19196 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19197 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19198 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19199 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19200 Rename from TARGET_ENCODE_SECTION_INFO.
19201 * config/i386/netware.h: Likewise.
19202 * config/i386/i386-protos.h: Update.
19203 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19204 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19205 (legitimate_constant_p): Reject dllimports.
19206 (dllimport_map, get_dllimport_decl): New.
19207 (legitimize_dllimport_symbol): New.
19208 (legitimize_address, ix86_expand_move): Use it.
19209 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19210 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19211 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19212 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19213 * config/i386/predicates.md (constant_call_address_operand): Only
19214 accept symbols; reject dllimport_p symbols.
19215 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19216 i386_pe_maybe_record_exported_symbol.
19217 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19218 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19219 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19220 trust the setting of DECL_DLLIMPORT_P.
19221 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19222 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19223 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19224 tidy the argument scanning loop.
19225 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19226 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19227 (i386_pe_strip_name_encoding): Remove.
19228 (i386_pe_binds_local_p): New.
19229 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19230 (i386_pe_output_labelref): Remove.
19231 (i386_pe_asm_output_aligned_decl_common): New.
19232 (i386_pe_maybe_record_exported_symbol): Rename from
19233 i386_pe_record_exported_symbol; check for dllexported symbols.
19235 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19237 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19238 add comment explaining why vsnprintf cannot be used.
19240 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19242 PR tree-optimization/30666
19243 * tree.c (build_complex_type): When creating type names for DWARF2
19244 debug info, create TYPE_DECLs for TYPE_NAME instead of
19246 (build_common_tree_nodes_2): Use build_complex_type when building
19247 predefined complex types, to preserve canonical types.
19249 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19251 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19252 (noce_get_alt_condition): Look at it to determine whether to
19253 reverse the condition or not.
19254 (noce_get_condition): Substitute the truth for lies.
19255 (noce_find_if_block): Set the then_else_reversed field.
19257 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19259 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19260 destination of this insn.
19261 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19262 than calling gen_rtx_SET directly. Use r0 to hold the value of
19263 'address + 4' rather than a stack based temporary which can be
19264 mis-optimized away.
19266 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19268 * config/s390/s390.c (s390_secondary_input_reload_class,
19269 s390_secondary_output_reload_class): Functions removed.
19270 (s390_secondary_reload): New function.
19271 (TARGET_SECONDARY_RELOAD): Target macro defined.
19272 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19273 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19274 * config/s390/s390.md ("reload_outti", "reload_outdi",
19275 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19276 "reload_out<mode>"): Expanders removed.
19277 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19278 "reload<mode>_nonoffmem_out"): Expanders added.
19280 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19282 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19283 action if SRC->DEST replacement failed anyway.
19285 2007-03-28 Mike Stump <mrs@apple.com>
19287 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19288 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19289 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19291 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19293 * config.gcc: Accept barcelona as a variant of amdfam10.
19294 * config/i386/i386.c (override_options): Likewise.
19295 * doc/invoke.texi: Likewise.
19297 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19299 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19300 offsets for BIT_FIELD_REF and COMPONENT_REF.
19302 2007-03-28 Richard Guenther <rguenther@suse.de>
19304 * tree.c (is_global_var): Move ...
19305 * tree-flow-inline.h (is_global_var): ... here.
19306 * tree.h (is_global_var): Remove declaration.
19308 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19310 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19312 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19313 * config/i386/i386.c (ix86_tune_features): Initialize new
19315 * config/i386/predicates.md (promotable_binary_operator): Use
19316 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19318 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19321 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19323 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19325 * config/fr30/fr30.md (movsi_internal): Change destination
19326 constraint from m to V and add m to the end.
19328 2007-03-28 Christian Bruel <christian.bruel@st.com>
19330 * config/sh/sh.md (movsi_i): Fix type attribute.
19332 2007-03-28 Christian Bruel <christian.bruel@st.com>
19334 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19335 (movsf_ie): Likewise.
19337 2007-03-28 Christian Bruel <christian.bruel@st.com>
19339 * config.gcc: Add sh4-300 to multilib.
19340 * config/sh/t-mlib-sh4-300: New file.
19342 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19344 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19345 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19346 fix_trunc<mode>di2.
19347 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19348 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19349 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19350 "fixuns_trunctddi2"): Whitespace fix.
19352 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19354 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19355 the definition of struct sh_args.
19356 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19357 CALL_COOKIE_INT_REG_GET): Likewise.
19359 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19361 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19362 transformations are applied successfully.
19364 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19366 * tree.c (tree_contains_struct): Permit 512 tree codes.
19367 * tree.h (tree_contains_struct): Ditto.
19368 (MAX_TREE_CODES): Ditto.
19369 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19370 SPARE member to store remaining padding bits.
19372 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19374 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19377 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19379 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19380 * configure: Regenerate.
19382 * configure: Regenerate using the correct version of autoconf.
19384 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19386 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19388 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19389 regs to "__SP_L__" and "__SP_H__".
19391 2007-03-27 Richard Guenther <rguenther@suse.de>
19393 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19394 computations with it with a HOST_WIDE_INT variable.
19396 2007-03-26 Mike Stump <mrs@apple.com>
19398 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19399 objective-c-header, objective-c++-header and objc++-cpp-output
19401 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19403 2007-03-26 Richard Henderson <rth@redhat.com>
19406 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19407 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19408 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19409 IX86_BUILTIN_PSRLQ128): New.
19410 (ix86_init_mmx_sse_builtins): Add them.
19411 (ix86_expand_builtin): Expand them.
19412 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19413 operand 2 be TImode.
19414 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19415 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19416 _mm_srli_epi64): Mark __B const.
19417 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19418 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19419 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19420 new two-vector shift builtins.
19422 2007-03-26 Ian Lance Taylor <iant@google.com>
19424 PR tree-optimization/31345
19425 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19426 [+INF, +INF(OVF)] into VARYING.
19428 2007-03-26 Zack Weinberg <zackw@panix.com>
19430 * gengtype-parse.c: New file.
19431 * gengtype-yacc.y: Delete.
19432 * gengtype-lex.l: Don't include gengtype-yacc.h.
19433 Define YY_DECL and yyterminate appropriately for recursive
19434 descent parser. yylval is now a string out-parameter to yylex.
19435 (HWS, EOID): New shorthand.
19436 (IWORD): Add a couple more types.
19437 (yylex): Add a setup stanza. Remove the complex rules for
19438 detecting GTY'ed types and typedefs; replace with simple
19439 keyword detectors. Adjust everything for the changed
19440 definition of yylval. Ignore all pp-directives, not just #define.
19442 (parse_file): Rename yybegin; do not call yyparse.
19444 * gengtype.c (xasprintf): Export again.
19445 (this_file): New. Use everywhere __FILE__ was being used.
19446 (get_lang_bitmap): Special case types defined in gengtype.c.
19447 (do_typedef, new_structure): Suppress definition of certain types.
19448 (new_structure): Improve diagnostics of duplicate definitions.
19449 Make sure location_s is associated with input.h.
19450 (nreverse_pairs, define_location_structures): New functions.
19451 (main): Improve tagging of kludge types. Remove old kludges
19452 for input.h types; use define_location_structures.
19453 * gengtype.h: Update prototypes. Define token codes here.
19454 * Makefile.in: Remove all references to gengtype-yacc.
19455 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19457 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19458 add GTY((skip)) to the field that's only conditionally there.
19459 * doc/install.texi: Document that Bison is no longer required
19460 unless building treelang.
19462 * gengtype.c: Don't include gtyp-gen.h.
19463 (srcdir): Declare here.
19464 (base_files, lang_dir_names): Allocate dynamically.
19465 (gt_files, num_gt_files, num_lang_dirs): New globals.
19466 (measure_input_list, read_input_line, read_input_list)
19467 (set_lang_bitmap): New functions.
19468 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19469 simplify, relying on read_input_list to set up the bitmaps.
19470 (main): Arguments are no longer unused. Check for correct number
19471 of command line arguments, set srcdir and srcdir_len, then call
19472 read_input_list, before doing anything else. No need to worry
19473 about duplicates in main loop.
19474 * configure.ac: Simplify the calculation of all_gtfiles.
19475 Put language tags in there. Don't set or substitute
19476 all_gtfiles_files_langs or all_gtfiles_files_frags.
19477 * Makefile.in: Revamp the way gengtype is invoked, now that it
19478 takes a file on its command line with a much simpler format.
19479 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19480 (GTFILES): Remove duplicates and C source files.
19481 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19482 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19483 * configure: Regenerate.
19485 * gengtype.h: Remove all type definitions to gengtype.c; leave
19486 only definitions of options_p, type_p, and pair_p as opaque
19487 pointers. Update prototypes.
19488 * gengtype.c: Many type definitions moved here from gengtype.h.
19489 Consolidate type definitions at the top of the file.
19490 (xvasprintf): Delete.
19491 (xasprintf): Make static.
19492 (create_nested_pointer_option): Add 'next' parameter.
19493 (create_field_all, create_field_at): New functions.
19494 (create_field): Now a thin wrapper around create_field_all.
19495 (create_optional_field): Rename create_optional_field_ and add
19496 line argument. Original name is now a macro which supplies
19498 (oprintf): Use vsnprintf directly.
19499 (close_output_files): Use fatal rather than perror/exit.
19500 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19501 (main): Set progname. Don't use exit.
19502 * gengtype-yacc.y (struct_fields): Use create_field_at.
19503 (option, optionseqopt): Delete.
19504 (optionseq): Consolidate productions from option here so we
19505 can use the first argument to create_option.
19507 * gengtype-lex.l: Distinguish unions from structures in the
19508 token type. Don't call find_structure; return the tag as a string.
19509 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19510 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19511 string. Reorganize typedef_struct production accordingly.
19512 Use create_nested_ptr_option.
19513 * gengtype.c (create_nested_ptr_option): New function.
19514 * gengtype.h: Declare it.
19516 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19517 (string_type): Don't declare.
19518 (do_scalar_typedef): Declare.
19519 (create_scalar_type): Update prototype.
19520 * gengtype.c (string_type): Make static.
19521 (scalar_nonchar, scalar_char): New.
19522 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19523 (resolve_typedef): Use scalar_nonchar for error recovery.
19524 (create_scalar_type): Remove name_len field. Return scalar_char
19525 or scalar_nonchar as appropriate.
19526 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19527 to use string_type.
19528 (throughout): Use scalar_nonchar instead of calling
19529 create_scalar_type, whenever possible.
19530 (main): Initialize scalar_char and scalar_nonchar before calling
19532 * gengtype-lex.l: Adjust for removal of second argument to
19533 create_scalar_type. Use yylval.s instead of yylval.t when
19535 * gengtype-yacc.y: Type of SCALAR is string. Call
19536 create_scalar_type from type:SCALAR rule. Adjust for removal of
19537 second argument to create_scalar_type.
19539 * vec.h: Remove all #if IN_GENGTYPE blocks.
19540 Add comment saying that changes may require adjustments to gengtype.
19541 * gengtype.c: Don't include coretypes.h or tm.h.
19542 Add comment to inclusion of errors.h.
19543 (note_def_vec, note_def_vec_alloc): New functions.
19544 * gengtype.h: Declare new functions.
19545 * gengtype-lex.l: Don't include coretypes.h.
19546 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19548 (update_lineno): Remove unnecessary prototype.
19549 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19550 (VEC rule): Just return VEC_TOKEN.
19551 * gengtype-yacc.y (VEC_TOKEN): New token type.
19552 (type): Add a production for VEC(a,b).
19553 * Makefile.in: Update dependencies.
19555 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19556 typedefs that use the old PARAMS macro.
19558 * gengtype-lex.l: Remove all rules and states relating to yacc
19560 * gengtype-yacc.y: Similarly.
19561 * gengtype.c (note_yacc_type): Delete function.
19562 * gengtype.h: Update prototypes.
19564 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19566 * tree-pretty-print.c (dump_generic_node): Report precision of
19567 unnamed integer types.
19569 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19571 * ifcvt.c (noce_try_store_flag_constants): Don't check
19572 no_new_pseudos here.
19573 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19574 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19575 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19576 noce_try_sign_mask): Likewise.
19577 (if_convert): Check no_new_pseudos here.
19579 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19581 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19582 (noce_get_condition): Handle new then_else_reversed argument.
19583 (noce_init_if_info): Remove, fold into noce_find_if_block.
19584 (noce_process_if_block): Take a struct noce_if_info as the
19585 argument. Don't set up one based on ce_if_info. Update pointer
19586 references accordingly.
19587 (cond_move_process_if_block): Likewise.
19588 (process_if_block): Removed.
19589 (find_if_block): Removed. Move functionality two new functions,
19590 noce_find_if_block and cond_exec_find_if_block.
19591 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19592 blocks and the symmetric IF-ELSE-JOIN case.
19593 (cond_exec_find_if_block): Also new function mostly based on old
19594 find_if_block and process_if_block.
19595 (find_if_header): Replace find_if_block call with separately
19596 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19597 (find_cond_trap): Update noce_get_condition call.
19598 (dead_or_predicable): Likewise.
19600 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19602 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19604 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19605 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19606 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19607 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19608 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19609 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19610 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19611 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19612 __builtin_ia32_psrad128 builtins.
19614 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19616 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19617 * config/i386/constraints.md
19618 (define_constraint "I"): Use IN_RANGE macro.
19619 (define_constraint "J"): Ditto.
19620 (define_constraint "K"): Ditto.
19621 (define_constraint "M"): Ditto.
19622 (define_constraint "N"): Ditto.
19623 (define_constraint "O"): Ditto.
19624 * config/i386/predicates.md
19625 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19626 (define_predicate "const_0_to_3_operand"): Ditto.
19627 (define_predicate "const_0_to_7_operand"): Ditto.
19628 (define_predicate "const_0_to_15_operand"): Ditto.
19629 (define_predicate "const_0_to_63_operand"): Ditto.
19630 (define_predicate "const_0_to_255_operand"): Ditto.
19631 (define_predicate "const_1_to_31_operand"): Ditto.
19632 (define_predicate "const_2_to_3_operand"): Ditto.
19633 (define_predicate "const_4_to_7_operand"): Ditto.
19635 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19637 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19638 in SImode for save_world.
19639 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19642 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19644 PR tree-optimization/30784
19645 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19648 2007-03-25 Revital Eres <eres@il.ibm.com>
19650 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19651 Fold movement_possibility function into it.
19653 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19655 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19656 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19657 (call_indirect_nonlocal_darwin64): Same.
19658 (call_nonlocal_darwin64): Same.
19659 (call_value_indirect_nonlocal_darwin64): Same.
19660 (call_value_nonlocal_darwin64): Same.
19661 (sibcall_nonlocal_darwin64): Same.
19662 (sibcall_value_nonlocal_darwin64): Same.
19663 (sibcall_symbolic_64): Same.
19664 (sibcall_value_symbolic_64): Same.
19665 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19667 (rs6000_emit_load_toc_table): Same.
19668 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19669 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19671 (divss_call): Same.
19672 (divus_call): Same.
19673 (quoss_call): Same.
19674 (quous_call): Same.
19675 (load_toc_v4_pic_si): Same
19676 (load_toc_v4_PIC_1): Same.
19677 (load_toc_v4_PIC_1b): Same.
19678 (call_indirect_aix{32,64}): Same.
19679 (call_value_indirect_aix{32,64}): Same.
19681 (call_value): Same.
19682 (call_local{32,64}): Same.
19683 (call_value_local{32,64}): Same.
19684 (call_indirect_nonlocal_aix{32,64}): Same.
19685 (call_nonlocal_aix{32,64}): Same.
19686 (call_value_indirect_nonlocal_aix{32,64}): Same.
19687 (call_value_nonlocal_aix{32,64}): Same.
19688 (call_indirect_nonlocal_sysv<mode>): Same.
19689 (call_nonlocal_sysv<mode>): Same.
19690 (call_value_indirect_nonlocal_sysv<mode>): Same.
19691 (call_value_nonlocal_sysv<mode>): Same.
19693 (sibcall_local{32,64}): Same.
19694 (sibcall_value_local{32,64}): Same.
19695 (sibcall_nonlocal_aix{32,64}): Same.
19696 (sibcall_value_nonlocal_aix{32,64}): Same.
19697 (sibcall_nonlocal_sysv<mode>): Same.
19698 (sibcall_value): Same.
19699 (sibcall_value_nonlocal_sysv<mode>): Same.
19701 2007-03-24 Paul Brook <paul@codesourcery.com>
19703 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19704 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19706 2007-03-24 Richard Henderson <rth@redhat.com>
19708 * config/ia64/constraints.md: New file.
19709 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19710 satisfies_constraint_?.
19711 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19712 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19713 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19714 ia64_output_mi_thunk): Likewise.
19715 (ia64_const_ok_for_letter_p): Remove.
19716 (ia64_const_double_ok_for_letter_p): Remove.
19717 (ia64_extra_constraint): Remove.
19718 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19719 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19720 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19721 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19722 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19723 EXTRA_MEMORY_CONSTRAINT): Remove.
19724 * config/ia64/ia64.md: Include constriants.md. Replace
19725 CONST_OK_FOR_? with satisfies_constraint_?.
19727 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19728 H.J. Lu <hongjiu.lu@intel.com>
19730 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19732 (name macros): Use DPD_BID_NAME to convert names properly.
19734 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19735 decimal floating point format.
19736 (init_floating_libfuncs): Change decimal functions so that they
19737 have a "bid_" prefix if the decimal system uses the BID format,
19738 and "dpd_" prefix if the decimal system uses the DPD format.
19739 (init_interclass_conv_libfuncs): Ditto.
19740 (init_intraclass_conv_libfuncs): Ditto.
19742 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19743 using the BID format.
19745 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19746 whether we are using the BID decimal format.
19747 * configure: Regenerate.
19749 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19750 the compiler has decimal floating point enabled. Define
19751 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19754 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19755 using the BID format.
19757 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19758 whether we are using the BID decimal format.
19759 * configure: Regenerate.
19761 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19762 the compiler has decimal floating point enabled. Define
19763 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19766 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19767 options, and that it is enabled for i386/x86_64 systems.
19769 * Makefile.in (enable_decimal_float): New.
19771 (DECNUMINC): Add -I$(DECNUMFMT).
19772 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19773 to $(DECNUMFMT) from $(DECNUM).
19775 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19776 Substitute enable_decimal_float.
19777 * configure: Regenerated.
19780 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19783 * configure.ac: Enable decimal float for x86_64-*-linux*.
19784 * configure: Regenerated.
19787 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19788 decimal128ClearSign to flip and clear the sign bit in decimal128.
19789 (decimal_real_maxval): Set decimal128SetSign to set the sign
19792 2007-03-23 Ian Lance Taylor <iant@google.com>
19794 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19796 2007-03-23 Ian Lance Taylor <iant@google.com>
19798 * tree-dump.c (dump_files): Correct comment.
19800 2007-03-23 Ian Lance Taylor <iant@google.com>
19802 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19804 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19806 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19807 in cfglayout mode. Don't go into and out of cfglayout mode.
19808 Link the blocks in the order of the constructed traces.
19809 (rest_of_handle_tracer): Adjust call to tracer.
19810 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19811 Don't go into cfglayout mode.
19812 (rtl_loop_done): Don't go out of cfglayout mode.
19813 * cfglayout.c (relink_block_chain): New function, split out from...
19814 (fixup_reorder_chain): ...here. Remove redundant checking.
19815 (cfg_layout_finalize): Don't clear the header, footer, and aux
19816 fields here, move the code to do so to relink_block_chain. Likewise
19817 for free_original_copy_tables.
19818 * rtl.h (tracer): Update prototype.
19819 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19820 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19821 mode. Use relink_block_chain to serialize the CFG according to the
19822 new basic block order. Move targetm.cannot_modify_jumps_p check from
19824 (gate_handle_reorder_blocks): ...to here.
19825 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19827 (gate_duplicate_computed_gotos): ...to here.
19828 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19829 something always changes when going into and out of cfglayout mode.
19830 Perform an expensive cfg cleanup while going into cfglayout mode.
19831 Always update liveness information on HAVE_conditional_execution
19832 targets. Reserialize the basic blocks and go out of cfglayout mode.
19833 * reg-stack.c: Include cfglayout.h.
19834 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19835 the call to reorder_basic_blocks.
19836 * basic-block.h (reorder_basic_blocks): Update prototype.
19837 (relink_block_chain): New prototype.
19838 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19840 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19842 * config/mips/mips.md (type, hazard, *movdi_32bit,
19843 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19844 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19845 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19846 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19847 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19849 (movcc): Change first xfer to multi.
19850 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19851 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19852 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19853 config/mips/generic.md: Change reservations using "xfer" to use
19855 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19856 using match_operand.
19857 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19858 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19860 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19862 2007-03-22 Richard Henderson <rth@redhat.com>
19864 * config/i386/i386.c: Remove unnecessary function declarations.
19865 Move targetm definition, and all related macros, to the end of
19866 the file. Resort some functions to put definitions before uses.
19867 (ix86_attribute_table): Make static. Move to end of file.
19868 (ix86_gimplify_va_arg): Make static.
19870 2007-03-22 Richard Henderson <rth@redhat.com>
19872 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19873 don't increase local_regparm with force_align_arg_pointer check.
19874 (ix86_function_sseregparm): Assert 32-bit.
19875 (type_has_variadic_args_p): New.
19876 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19877 type_has_variadic_args_p.
19878 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19879 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19880 use memset instead. Do maybe_vaarg check first; skip attribute
19881 tests if true; skip attribute tests for 64-bit.
19882 (construct_container): Remove TARGET_DEBUG_ARG.
19883 (function_arg_advance_32, function_arg_advance_64): Split out ...
19884 (function_arg_advance): ... from here.
19885 (function_arg_32, function_arg_64): Split out ...
19886 (function_arg): ... from here.
19887 (ix86_pass_by_reference): Tidy.
19888 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19889 (function_value_32): New, from parts of ix86_function_value
19890 and ix86_value_regno.
19891 (function_value_64): New, from parts of ix86_function_value
19892 and ix86_libcall_value.
19893 (ix86_function_value_1): New.
19894 (ix86_function_value, ix86_libcall_value): Use it.
19895 (return_in_memory_32, return_in_memory_64): Split out ...
19896 (ix86_return_in_memory): ... from here.
19897 (ix86_struct_value_rtx): Skip for 64-bit.
19898 (ix86_libcall_value, ix86_value_regno): Remove.
19899 (setup_incoming_varargs_64): Split out ...
19900 (ix86_setup_incoming_varargs): ... from here.
19901 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19902 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19903 * config/i386/i386-protos.h (ix86_function_value): Remove.
19904 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19906 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19909 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19910 infinities not supported, otherwise emit warning if -Woverflow. On
19911 underflow, emit warning if -Woverflow.
19912 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19914 * real.h (real_from_string): Update declaration
19916 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19917 Richard Henderson <rth@redhat.com>
19919 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19920 * calls.c (compute_argument_block_size, expand_call,
19921 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19922 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19923 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19924 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19925 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19926 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19927 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19928 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19931 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19933 * c-incpath.c (add_sysroot_to_chain): New.
19934 (merge_include_chains): Add sysroot argument. Call
19935 add_sysroot_to_chain if sysrooted.
19936 (register_include_chains): Update call to merge_include_chains.
19937 * doc/cppopts.texi: Document use of '=' in include directory
19940 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19942 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19943 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19944 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19945 insn pattern using X87MODEF12 mode macro.
19947 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19949 * regmove.c (regmove_optimize): Use reg_mentioned_p
19950 instead of reg_overlap_mentioned_p for DST.
19952 2007-03-21 Mike Stump <mrs@apple.com>
19954 * c.opt: Fixup for Objective-C/C++.
19956 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19958 * explow.c (convert_memory_address): Fold memory reference when
19959 POINTERS_EXTEND_UNSIGNED < 0
19961 2007-03-21 Richard Henderson <rth@redhat.com>
19964 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19965 * config/i386/mmintrin.h (__m64): Likewise.
19966 * config/i386/xmmintrin.h (__m128): Likewise.
19968 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19970 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19971 (VXWORKS_OS_CPP_BUILTINS): Define.
19972 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19973 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19975 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19977 * rtl.h (constant_pool_reference_p): Delete.
19978 (find_constant_src): Declare.
19979 * rtlanal.c (find_constant_src): New function.
19980 * simplify-rtx.c (constant_pool_reference_p): Delete.
19981 * config/i386/i386.md: Use find_constant_src instead of
19982 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19984 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19986 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19987 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19989 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19991 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19992 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19993 (arm_elf_asm_constructor): Use it.
19994 (arm_elf_asm_destructor): New function.
19996 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19998 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20000 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20002 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20004 2007-03-19 Andrew Haley <aph@redhat.com>
20006 PR tree-optimization/31264
20007 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20008 VIEW_CONVERT_EXPRs.
20010 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20012 PR rtl-optimization/30907
20013 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20014 (fwprop_init): Always call loop_optimizer_initialize.
20015 (fwprop_done): Always call loop_optimizer_finalize.
20016 (fwprop): We always have loop info now.
20017 (gate_fwprop_addr): Remove.
20018 (pass_fwprop_addr): Use gate_fwprop as gate.
20020 PR rtl-optimization/30841
20021 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20022 df_chain_alloc): Call df_reorganize_refs unconditionally.
20023 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20024 refs_organized to refs_organized_size.
20025 (df_ref_create_structure): Use refs_organized_size instead of
20026 bitmap_size if refs had been organized, and keep refs_organized_size
20028 * df.h (struct df_ref_info): Change refs_organized to
20029 refs_organized_size.
20030 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20033 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20035 * except.c (output_function_exception_table): Do not reference the
20036 EH personality routine for functions that do not require an
20039 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20042 * c-typeck.c (convert_for_assignment): Call comptypes for
20043 RECORD_TYPE or UNION_TYPE.
20045 PR inline-asm/30505
20046 * reload1.c (reload): Do invalid ASM checking after
20047 cleanup_subreg_operands.
20049 2007-03-19 Jeff Law <law@redhat.com>
20051 * tree-cfg.c (find_taken_edge): Tighten conditions for
20052 optimizing computed gotos.
20054 2007-03-19 Michael Matz <matz@suse.de>
20056 * builtins.c (expand_builtin_sync_operation,
20057 expand_builtin_compare_and_swap,
20058 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20061 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20062 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20067 * doc/tm.texi: Add brackets around the return type of
20068 TARGET_SECONDARY_RELOAD.
20070 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20071 Richard Guenther <rguenther@suse.de>
20073 PR tree-optimization/31254
20074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20075 Use handled_component_p () where appropriate. Continue
20076 propagating into the rhs if we propagated into an INDIRECT_REF
20079 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20081 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20082 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20083 (xde, xdee): Mode attributes adjusted to support DFP modes.
20084 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20085 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20086 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20087 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20088 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20089 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20090 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20092 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20093 "movsf"): Insn definitions removed.
20094 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20095 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20096 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20098 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20099 "reload_in<mode>", "reload_out<mode>"): Expander added.
20100 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20103 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20105 * config/s390/s390.md: Only non-functional changes. Renamed
20106 FPR mode macro to BFP all over the file.
20108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20110 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20111 (op_type attribute): RRF instruction type added.
20112 (fT0): New mode attribute.
20113 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20114 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20115 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20116 instruction no secondary memory is needed when moving DFmode values
20117 between GPRs and FPRs.
20119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20121 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20122 inverted and documentation adjusted.
20123 ("mhard-dfp", "msoft-dfp"): New options.
20124 * config/s390/s390.c (s390_handle_arch_option): New architecture
20126 (override_options): Sanity checks for the new options added.
20127 * config.gcc: New architecture switch: z9-ec.
20128 * config/s390/s390.h (processor_flags): PF_DFP added.
20129 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20130 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20131 when the bit is NOT set so remove it from the defaults.
20133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20135 * genemit.c (main): Print include statement for dfp.h.
20136 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20139 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20141 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20143 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20146 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20147 instead of PATTERN.
20149 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20151 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20152 attr_length_call, output_call, output_indirect_call): Cleanup
20153 formatting of targetm calls.
20155 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20157 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20159 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20161 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20162 reservation, bypass and anti-bypass descriptions for these
20163 instructions. Update move patterns.
20164 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20167 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20169 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20170 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20171 (get_initial_def_for_reduction): Likewise.
20173 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20175 Fix PR tree-optimization/29922
20176 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20177 (get_representative): Removed.
20178 (value_dies_in_block_x): Update for rvuse removal.
20179 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20180 (compute_antic_aux): Handle when PHI nodes appear in
20181 non-single-successors.
20182 (dump_bitmap_of_names): Removed.
20183 (compute_antic_safe): Renamed and removed rvuse calculation.
20184 Calculate only antic safe.
20185 (insert_into_preds_of_block): Remove assert.
20186 (execute_pre): Update for renamed functions.
20187 (defer_or_phi_translate_block): New function.
20189 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20191 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20192 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20194 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20195 Follow spelling conventions.
20197 * tree-data-ref.h: Remove the prototype for analyze_array.
20199 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20201 PR tree-optimization/31041
20202 * tree-vect-transform.c (get_initial_def_for_induction): Call
20203 force_gimple_operand.
20205 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20207 * ipa-type-escape.c (look_for_casts) : Revert code to use
20208 handled_component_p due to ada test a-numaux.adb.
20210 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20212 * final.c (final_scan_insn): Alter the condition of a
20213 conditional trap if we have nonstandard CC.
20215 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20217 * configure.ac: Remove excess quoting from asm line 0 test.
20218 * configure: Rebuilt.
20220 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20222 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20223 * c-common.c (convert_and_check): Move warning logic to...
20224 (warnings_for_convert_and_check): ...here. Define.
20225 * c-common.h (warnings_for_convert_and_check): Declare.
20227 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20229 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20230 (output_call): Likewise.
20232 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20234 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20236 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20238 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20240 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20242 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20243 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20245 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20247 PR tree-optimization/31183
20248 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20249 Use double_int instead of unsigned int for representing access_strides.
20250 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20252 2007-03-16 Richard Guenther <rguenther@suse.de>
20254 PR tree-optimization/31146
20255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20256 to allow recursion of forward_propagate_addr_expr.
20257 (forward_propagate_addr_into_variable_array_index): Likewise.
20258 (forward_propagate_addr_expr): Likewise.
20259 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20260 (forward_propagate_addr_expr_1): Recurse on simple copies
20261 instead of propagating into them. Do so for useless conversions
20263 (forward_propagate_addr_expr): Clean up unused statements after
20266 2007-03-16 Richard Guenther <rguenther@suse.de>
20268 * builtins.c (expand_builtin_cexpi): Use the right argument
20269 for the expansion via cexp.
20271 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20273 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20274 * configure: Rebuilt.
20276 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20279 * dwarf2out.c (force_type_die): Adjust comment.
20280 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20282 2007-03-15 DJ Delorie <dj@redhat.com>
20284 * config/frv/predicates.md (minmax_operator): Don't check operands
20287 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20289 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20290 Update constant estimates of number of iterations.
20291 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20292 argument renamed to "realistic".
20293 (compute_estimated_nb_iterations): Removed.
20294 (record_niter_bound): New function.
20295 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20296 call record_nonwrapping_iv with upper = false.
20297 (infer_loop_bounds_from_signedness): Pass upper argument to
20298 record_nonwrapping_iv.
20299 (estimate_numbers_of_iterations_loop): Do not call
20300 compute_estimated_nb_iterations. Record estimate based on profile
20301 information. Initialize the constant estimates of number of
20303 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20305 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20306 number of iterations is too small.
20307 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20308 (EST_NOT_AVAILABLE): Removed.
20309 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20310 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20313 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20315 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20316 Handle NE_EXPR guards.
20318 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20321 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20322 Set also -pedantic-errors by default for the preprocessor unless
20323 -fpermissive is given.
20325 2007-03-15 Richard Guenther <rguenther@suse.de>
20327 PR middle-end/29719
20328 PR middle-end/31161
20329 * builtins.c (expand_builtin_cexpi): As a fallback if we
20330 don't have builtins for sincos or cexp create a function
20331 declaration for cexp and expand to a call to that.
20332 (expand_builtin_int_roundingfn): Always fall
20333 back to floor/ceil and its variants even if they may be
20336 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20338 PR middle-end/31159
20339 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20340 jump tables, move the call to delete_dead_jumptables from here...
20341 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20342 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20343 don't allow merging of blocks that try_redirect_by_replacing_jump
20344 also does not handle when not optimizing.
20346 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20347 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20349 * config/i386/i386.md (x86_sahf_1): Correctly handle
20352 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20356 x86_64_general_operand as operand[2] predicate. Remove "iF"
20357 from operand constraints and use "e" constraint instead.
20358 (*subti3_1, *subti3_1 splitter): Ditto.
20359 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20360 operand[1] predicate.
20362 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20364 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20365 arrays, multiply the access strides by the size of the sub-array.
20366 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20368 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20370 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20371 the configured assembler supports the sahf mnemonic.
20372 * configure: Regenerate.
20373 * config.in: Regenerate.
20375 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20376 emit "sahf" or ".byte\t0x9e" as asm template.
20378 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20381 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20382 option to replace hard coded TARGET_xxx in md file.
20383 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20384 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20385 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20386 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20387 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20388 (X86_TUNE_NOT_VECTORMODE): Ditto.
20389 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20390 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20391 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20392 (TUNE_SLOW_IMUL_IMM8): Ditto.
20393 (TUNE_MOVE_M1_VIA_OR): Ditto.
20394 (TUNE_NOT_UNPAIRABLE): Ditto.
20395 (TUNE_NOT_VECTORMODE): Ditto.
20397 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20400 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20401 tuning options instead of hard coded TARGET_xxx.
20402 (fix ssemode peephole2's): Ditto.
20403 (imul peephole2's): Ditto.
20405 (movdi_or_rex64): Ditto.
20406 (move peephole2): Ditto.
20407 (not peephole2's): Ditto.
20409 2007-03-14 Dirk Mueller <dmueller@suse.de>
20411 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20412 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20413 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20415 * c-parser.c (c_parser_do_statement): Warn about empty body in
20416 do/while statement.
20417 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20418 * doc/invoke.texi (-Wempty-body): Update documentation.
20420 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20423 * c-common.h (warn_for_div_by_zero): Declare.
20424 * c-common.c (warn_for_div_by_zero): Define.
20425 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20428 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20430 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20431 to PREFIX and STANDARD_PREFIX.
20433 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20434 Phil Edwards <phil@codesourcery.com>
20436 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20437 (__gthread_once_t): Remove busy field for RTPs.
20438 (__GTHREAD_ONCE_INIT): Update accordingly.
20440 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20442 * doc/invoke.texi: Document VxWorks options.
20444 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20446 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20448 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20450 PR tree-optimization/30590
20451 * tree-nrv.c (tree_nrv): Check for the partial update of the
20454 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20456 * flags.h (flag_random_seed): Remove declaration, in favor of...
20457 * toplev.h (get_random_seed, set_random_seed): ... these.
20458 * tree.c (get_file_function_name): Use the former.
20459 * opts.c (common_handle_option): Use the latter.
20462 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20464 PR middle-end/31127
20465 * cse.c (cse_find_path): Do not bail out if a basic block that
20466 we already visited now becomes part of a path that starts at a
20467 different basic block. Just disallow this, to make sure we
20468 visit each basic block at most once.
20470 2007-03-13 Jan Hubicka <jh@suse.cz>
20472 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20473 attributes, when profile esitmate is present, calls with very low
20474 frequency are cold.
20476 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20478 PR tree-optimization/30730
20479 PR tree-optimization/26900
20480 * tree-ssa-loop-niter.c: Include gmp.h.
20481 (bounds): New type.
20482 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20483 split_to_var_and_offset, determine_value_range,
20484 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20485 bound_difference, bounds_add, bounds_negate,
20486 number_of_iterations_ne_max, dump_affine_iv): New functions.
20487 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20488 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20489 difference of initial and final value of control iv to validate
20491 (number_of_iterations_cond): Add loop parameter. Determine bounds
20492 on the difference of the extremes of the control iv. Add dumps.
20493 (expand_simple_operations): Handle phi nodes.
20494 (simplify_using_initial_conditions): Do not record used conditions.
20495 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20496 Do not set additional_info.
20497 (implies_nonnegative_p, implies_ge_p): Removed.
20498 (derive_constant_upper_bound): Do not use parameter `additional'.
20499 (record_estimate): Parameter `additional' removed. Parameter
20500 `i_bound' added. Do not call derive_constant_upper_bound.
20501 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20502 bound the number of iterations estimate.
20503 (estimate_numbers_of_iterations_loop): Pass the estimate from
20504 the number of iterations analysis to record_estimate.
20505 * tree.h (multiple_of_p): Declare.
20506 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20507 (scev_const_prop): Do not check expression_expensive_p.
20508 * fold-const.c (multiple_of_p): Exported.
20509 * double-int.c (double_int_mask): Exported.
20510 * double-int.h (double_int_mask): Declare.
20511 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20512 field. Added max field.
20514 2007-03-13 David Taylor <taylor@candd.org>
20517 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20520 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20523 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20524 two unamed patterns.
20526 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20528 * config/i386/i386.opt (mcx16, msahf): New options.
20529 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20530 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20532 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20533 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20534 Output -mcx16 and -msahf options when corresponding bit is set.
20536 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20537 and -msahf options.
20539 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20541 * configure.ac: Test for assembler tolerance to # 0 "".
20542 * configure, config.in: Rebuilt.
20543 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20545 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20547 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20549 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20550 (handle_syscall): Handle direct system calls.
20551 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20553 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20555 * doc/invoke.texi: Fix cpp.info cross-reference.
20556 * doc/passes.texi: Fix gcc.info cross-reference.
20558 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20560 PR tree-optimization/30835
20561 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20562 bb_for_stmt is not NULL before accessing it.
20564 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20566 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20569 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20572 * doc/install.texi: Document --enable-stage1-languages
20574 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20576 * tree-pass.h (pass_into_cfg_layout_mode,
20577 pass_outof_cfg_layout_mode): Declare.
20578 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20579 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20580 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20581 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20583 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20585 * c-decl.c (warn_variable_length_array): New function.
20586 Refactored from grokdeclarator to handle warn_vla
20587 and handle unnamed array case.
20588 (grokdeclarator): Refactored VLA warning case.
20589 * c.opt (Wvla): New flag.
20590 * doc/invoke.texi (Wvla): New warning.
20592 2007-03-12 Richard Henderson <rth@redhat.com>
20594 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20595 (TARGET_SECTION_TYPE_FLAGS): New.
20597 2007-03-12 Richard Henderson <rth@redhat.com>
20599 * config/darwin.c (machopic_reloc_rw_mask): New.
20600 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20601 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20603 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20605 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20606 * cppdefault.h (cpp_PREFIX): Document.
20607 (cpp_PREFIX_len): Likewise.
20608 (cpp_EXEC_PREFIX): New variable.
20609 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20610 * c-incpath.c (add_standard_paths): Correct logic for relocating
20611 paths within prefix.
20613 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20615 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20616 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20618 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20619 fix_truncdfdi_sse using SSEMODEF mode macro.
20620 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20621 fix_truncdfsi_sse using SSEMODEF mode macro.
20622 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20623 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20625 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20627 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20628 elfos.h to tm_file.
20630 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20632 * tree.h : Add multiple_of_p declaration.
20633 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20634 * ipa-type-escape.c (results_of_malloc): Redundant.
20635 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20636 (cast_type): Extended with new members.
20637 (check_cast): Returns cast_type.
20638 (cast): New structure for data of walk_use_def_chains.
20639 (is_malloc_result, is_cast_from_non_pointer_1,
20640 is_cast_from_non_pointer,
20641 is_array_access_through_pointer_and_index): New functions.
20642 (look_for_casts): Returns cast types.
20643 (check_call): Returns void.
20644 (okay_pointer_operation): Use support of pointer plus index,
20645 pointer plus constant and allow all multiplications.
20647 2007-03-11 Richard Guenther <rguenther@suse.de>
20649 PR tree-optimization/31115
20650 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20651 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20652 A shift count of zero is not special as with *_DIV_EXPR.
20653 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20656 2007-03-11 Ian Lance Taylor <iant@google.com>
20658 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20659 the *_DIV_EXPR codes correctly with overflow infinities.
20661 2007-03-11 Ira Rosen <irar@il.ibm.com>
20663 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20664 indicate success/failure of the analysis. Add negation to subtrahend
20665 in case of subtraction. Fail if both operands contain constants.
20666 (create_data_ref): Fail if analyze_offset fails.
20668 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20670 * config/i386/i386.md (frndintxf2): Rename to ...
20671 (rintxf2): ... this. Remove expander having same name.
20672 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20673 (roundsf2, rounddf2): Ditto.
20674 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20675 (lround<mode>di2, lround<mode>si2): Ditto.
20677 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20679 * lower-subreg.c: Include except.h.
20680 (decompose_multiword_subregs): Verify that the only control flow
20681 insns we can split are loads to multi-words pseudos.
20682 Handle breaking such blocks after splitting, instead of calling
20683 find_many_sub_basic_blocks.
20685 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20686 on the new basic block. Add a lengthy comment explaining why we
20687 thought this was necessary.
20688 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20690 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20693 * tree.c (walk_type_fields): Recurse into the element type of
20694 ARRAY_TYPEs if there is a pointer set.
20696 2007-03-10 Dirk Mueller <dmueller@suse.de>
20698 * c-common.c (warn_logical_operator): Fix condition.
20700 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20702 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20704 * config/darwin.c (machopic_select_section): Remove superfluous
20705 argument in call to categorize_decl_for_section. Remove unused
20708 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20710 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20712 * configure: Regenerate.
20714 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20717 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20718 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20719 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20720 Add LABEL_NUSES to emitted label.
20721 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20722 branch probability value to emitted jump insn.
20723 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20724 Do not check life information and do not re-arrange input operands
20725 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20727 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20729 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20730 the change of decode_asm_operands.
20732 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20734 * mode-switching.c (create_pre_exit): Skip blockage insn.
20736 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20738 * tree-pass.h (TODO_update_smt_usage): Remove.
20740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20744 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20746 * pa.c (attr_length_call): Revise condition for long
20747 pc-relative branch.
20748 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20749 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20750 sequence on SOM target.
20752 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20754 * gcc.c: Document %{, in big comment at top.
20755 (input_suffix_matches): Remove special handling for .s and
20757 (input_spec_matches): New.
20758 (handle_braces): Handle %{,.
20759 (validate_switches): ',' indicates a value which is not a switch.
20760 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20761 to detect assembler input.
20762 * config/i386/sol2.h (CPP_SPEC): Likewise.
20763 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20764 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20765 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20766 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20767 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20768 -m64 causes deployment target to default to 10.5.
20769 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20771 2007-03-09 Richard Henderson <rth@redhat.com>
20774 * target.h (targetm.asm.out.reloc_rw_mask): New.
20775 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20776 (TARGET_ASM_OUT): Use it.
20777 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20778 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20779 use the new reloc_rw_mask target hook instead.
20780 (default_section_type_flags_1): Merge into...
20781 (default_section_type_flags): ... here.
20782 (decl_readonly_section_1): Merge into...
20783 (decl_readonly_section): ... here.
20784 (default_elf_select_section_1): Merge into...
20785 (default_elf_select_section): ... here.
20786 (default_unique_section_1): Merge into...
20787 (default_unique_section): ... here.
20788 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20789 (default_select_rtx_section): Use it.
20790 (default_elf_select_rtx_section): Likewise.
20791 * output.h: Update to match.
20792 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20793 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20794 (TARGET_ASM_RELOC_RW_MASK): New.
20795 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20796 to categorize_decl_for_section.
20797 (x86_64_elf_unique_section): Likewise.
20798 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20799 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20800 (TARGET_ASM_RELOC_RW_MASK): New.
20801 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20802 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20803 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20804 (TARGET_RWRELOC): Remove.
20805 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20806 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20807 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20808 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20809 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20810 (rs6000_xcoff_select_section): Use decl_readonly_section.
20811 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20812 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20813 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20814 (TARGET_SECTION_TYPE_FLAGS): Remove.
20815 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20817 2007-03-09 Roger Sayle <roger@eyesopen.com>
20819 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20820 complex constant equality/inequality comparisons for here.
20821 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20822 known at compile-time or can be simplified to a scalar comparison.
20823 (fold_relational_const): Move compile-time evaluation of complex
20824 constant equality/inequality comparisons to here.
20826 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20828 PR rtl-optimization/30643
20829 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20831 (fold_rtx): Recurse, like before 2006-11-03.
20833 2007-03-09 DJ Delorie <dj@redhat.com>
20835 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20838 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20840 PR tree-optimization/30375
20841 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20842 LHS of statements is not the same.
20843 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20845 2007-03-09 Chao-ying Fu <fu@mips.com>
20847 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20849 * doc/invoke.texi (-mdspr2): Document new option.
20850 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20851 New unspec for DSP REV 2.
20852 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20853 these instructions are extended in DSP REV 2.
20854 (mips-dspr2.md): Include.
20855 * config/mips/mips.opt (mdspr2): New option.
20856 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20857 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20858 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20859 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20860 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20861 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20862 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20864 (bdesc_map): Add one field of unsupported_target_flags.
20865 (bdesc_arrays): Update entries to have extra fields. Add
20867 (mips_init_builtins): Initialize new function types.
20868 Check unsupported_target_fileds to filter out builtins.
20869 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20871 (ASM_SPEC): Pass mdspr2 to the assembler.
20872 * config/mips/mips-dspr2.md: New file.
20874 2007-03-09 Sa Liu <saliu@de.ibm.com>
20876 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20878 2007-03-09 Ian Lance Taylor <iant@google.com>
20880 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20881 argument) like -Wstrict-overflow=2.
20882 * doc/invoke.texi (Warning Options): Update documentation.
20884 2007-03-09 Dirk Mueller <dmueller@suse.de>
20887 * doc/invoke.texi (-Wlogical-op): Document.
20888 * common.opt (-Wlogical-op): New.
20889 * c-common.h (warn_logical_operator): Declare.
20890 * c-common.c (warn_logical_operator): Define.
20891 * c-typeck.c (parser_build_binary_op): Call
20892 warn_logical_operator.
20894 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20896 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20897 * final.c (final_scan_insn): Test for non-"" file name.
20899 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20901 * doc/loop.texi: Document the Omega linear constraints solver.
20902 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20903 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20904 omega-hash-table-size, omega-max-keys, and
20905 omega-eliminate-redundant-constraints.
20906 * tree-pass.h (pass_check_data_deps): Declared.
20909 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20910 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20911 pass_check_data_deps): New.
20912 * tree-data-ref.c (init_data_ref): Remove declaration.
20913 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20914 (analyze_array): Renamed init_array_ref, move up initializations.
20915 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20916 Removed arguments that are set to NULL.
20917 (analyze_indirect_ref): Correct indentation, correct call to
20919 (object_analysis): Call init_array_ref instead of analyze_array.
20920 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20921 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20922 of DR_ACCESS_FNS_ADDR.
20923 (init_omega_eq_with_af, omega_extract_distance_vectors,
20924 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20925 ddr_consistent_p): New.
20926 (compute_affine_dependence): Check consistency of ddrs when
20927 flag_check_data_deps is passed.
20928 (analyze_all_data_dependences): Uncomment.
20929 (tree_check_data_deps): New.
20930 * tree-data-ref.h: Include omega.h.
20931 (DR_ACCESS_FNS_ADDR): Removed.
20932 (data_dependence_relation): Add inner_loop.
20933 (DDR_INNER_LOOP): New.
20934 * common.opt (fcheck-data-deps): New.
20935 * tree-flow.h (tree_check_data_deps): Declare.
20936 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20937 (OBJS-common): Depend on omega.o.
20939 * passes.c (pass_check_data_deps): Scheduled.
20940 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20941 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20942 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20943 PARAM_VECT_MAX_VERSION_CHECKS,
20944 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20946 2007-03-09 Richard Guenther <rguenther@suse.de>
20948 PR tree-optimization/30904
20949 PR middle-end/31058
20950 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20951 the same way as *_DIV_EXPR.
20953 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20955 * recog.c (decode_asm_operands): No mixed declarations and code.
20957 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20959 * rtl.def (ASM_INPUT): Add location.
20960 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20961 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20962 (decode_asm_operands): Add loc operand.
20963 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20964 * stmt.c (expand_asm): Rename to...
20965 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20966 gen_rtx_ASM_INPUT_loc.
20967 (expand_asm_expr): Adjust.
20968 * recog.c (decode_asm_operands): Add loc operand.
20969 (check_asm_operands, extract_insn): Adjust.
20970 * reload1.c (maybe_fix_stack_asms): Likewise.
20971 * final.c (asm_insn_count): Likewise.
20972 (final_scan_insn): Output # line before and after asm.
20974 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20976 * tree-ssa-structalias.c (variable_info): Remove
20978 (new_var_info): Ditto.
20979 (shared_bitmap_info_t): New structure.
20980 (shared_bitmap_table): New variable.
20981 (shared_bitmap_hash): New function.
20982 (shared_bitmap_eq): Ditto
20983 (shared_bitmap_lookup): Ditto.
20984 (shared_bitmap_add): Ditto.
20985 (merge_smts_into): Change to take bitmap directly.
20986 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20987 (init_alias_vars): Init shared bitmap hashtable.
20988 (delete_points_to_sets): Delete shared bitmap hashtable.
20989 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20990 is_aliased removal as a change that was still necessary was
20993 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20995 * config/i386/i386.h (override_options): Conditionally disable
20996 x86_sahf for 64bit targets only.
20998 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21001 * c-decl.c (merge_decls): Don't call make_var_volatile.
21002 * varasm.c (make_var_volatile): Remove.
21003 * output.h (make_var_volatile): Remove.
21005 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21007 PR tree-optimization/31085
21008 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21010 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21012 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21013 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21014 ATTR_CONST_NOTHROW_LIST.
21016 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21019 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21021 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21023 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21026 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21028 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21029 passed, use shared libgcc.
21031 2007-03-08 Roger Sayle <roger@eyesopen.com>
21033 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21034 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21035 (honor_protect_cleanup_actions, lower_try_finally_switch):
21037 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21038 ifc_temp_var): Likewise.
21039 * tree-inline.c (setup_one_parameter): Likewise.
21040 * tree-mudflap.c (mf_decl_cache_locals,
21041 mf_build_check_statement_for): Likewise.
21042 * tree-nested.c (init_tmp_var, save_tmp_var,
21043 finalize_nesting_tree_1): Likewise.
21044 * tree-outof-ssa.c (insert_copy_on_edge,
21045 insert_backedge_copies): Likewise.
21046 * tree-profile.c (tree_gen_edge_profiler,
21047 tree_gen_ic_profiler): Likewise.
21048 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21049 * tree-sra.c (sra_build_assignment): Likewise.
21050 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21051 * tree-ssa-math-opts.c (insert_reciprocals,
21052 execute_cse_sincos_1): Likewise.
21053 * tree-tailcall.c (adjust_accumulator_values,
21054 adjust_return_value): Likewise.
21055 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21056 * tree-vect-transform.c (vect_create_data_ref_ptr,
21057 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21058 vect_create_epilog_for_reduction, vectorizable_reduction,
21059 vectorizable_call, vectorizable_conversion,
21060 vectorizable_assignment, vectorizable_operation,
21061 vectorizable_type_demotion, vect_gen_widened_results_half,
21062 vect_permute_store_chain, vectorizable_store,
21063 vect_setup_realignment, vect_permute_load_chain,
21064 vectorizable_load, vectorizable_condition,
21065 vect_create_cond_for_align_checks): Likewise.
21066 * tree-vrp.c (build_assert_expr_for): Likewise.
21068 2007-03-08 Ian Lance Taylor <iant@google.com>
21070 * tree-vrp.c: Include "intl.h".
21071 (usable_range_p): New static function.
21072 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21073 overflowed values, juts set *strict_overflow_p.
21074 (compare_values): Only return -2 if one of the operands is not a
21076 (compare_ranges): Call usable_range_p.
21077 (compare_range_with_value): Likewise.
21078 (vrp_evaluate_conditional_warnv): Rename from
21079 vrp_evaluate_conditional. Make static. Change all callers.
21080 (vrp_evaluate_conditional): New function.
21081 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21082 on signed overflow.
21083 (simplify_abs_using_ranges): Likewise.
21084 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21085 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21086 within_stmt parameter.
21087 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21088 vrp_evaluate_conditional.
21089 * tree-ssa-threadedge.c
21090 (record_temporary_equivalences_from_stmts_at_dest): Change
21091 simplify parameter to take a second tree parameter.
21092 (simplify_control_stmt_condition): Likewise.
21093 (thread_across_edge): Likewise.
21094 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21095 (thread_across_edge): Likewise.
21096 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21098 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21100 * config/i386/i386.h (TARGET_SAHF): New define.
21101 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21102 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21103 (x86_sahf): New global variable.
21104 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21105 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21106 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21107 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21109 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21110 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21111 when expanding fcomi/sahf based tests.
21112 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21113 expanding sahf based alternative. Emit sahf based sequence when
21114 optimizing for code size.
21115 * config/i386/i386.md (x86_sahf_1): Do not disable for
21116 TARGET_64BIT, enable for TARGET_SAHF.
21118 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21120 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21121 spurious whitespace from error message.
21123 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21126 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21128 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21130 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21132 * tree-sra.c (instantiate_element): Propagate disabled warnings
21133 from the element itself to the created variable.
21135 2007-03-07 Richard Henderson <rth@redhat.com>
21138 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21139 silently fix up the stack in the case of a missing register.
21141 2007-03-07 Paul Brook <paul@codesourcery.com>
21143 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21145 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21147 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21149 (phase1_vrs): Use them.
21150 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21151 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21152 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21153 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21154 __gnu_Unwind_Restore_WMMXC if required.
21155 (_Unwind_VRS_Pop): Implement iWMMXt support.
21156 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21157 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21158 gnu_Unwind_Save_WMMXC): Define.
21160 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21162 * config/vxworks.h (vxworks_override_options): Declare.
21163 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21164 * config/vxworks.c: Include target.h and toplev.h.
21165 (vxworks_override_options): New function.
21166 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21168 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21170 * config/s390/s390.c (override_options): Don't emit an error when
21171 -mstack-size is used without providing -mstack-guard.
21172 (s390_emit_prologue): Choose stack_guard value automatically if not
21173 provided via command line.
21174 * doc/invoke.texi: Adjust description of -mstack-guard and
21177 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21179 * config/i386/i386.c (output_set_got): Add a GOT initialization
21180 sequence for VxWorks PIC.
21181 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21182 around labels as well as symbols. Use gotoff_operand instead
21183 of local_symbolic_operand.
21184 (legitimize_pic_address): Use gotoff_operand instead of
21185 local_symbolic_operand. Use @GOT accesses for labels as
21187 (ix86_output_addr_diff_elt): Use PC-relative rather than
21188 GP-relative offsets for VxWorks PIC.
21189 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21190 no_new_pseudos. Check whether the returned register is op0.
21191 * config/i386/i386.md (tablejump): Use PC-relative rather than
21192 GP-relative offsets for VxWorks PIC.
21193 * config/i386/predicates.md (gotoff_operand): New predicate.
21195 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21197 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21199 * config/vxworks-dummy.h: New file.
21200 * config/i386/i386.h: Include it.
21202 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21204 * dwarf2out.c (is_inlined_entry_point): New
21205 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21206 DW_AT_ranges if the first subblock is the entry point.
21208 2007-03-06 David Daney <ddaney@avtrex.com>
21210 * doc/install.texi (mips-*-*): Change recommended binutils
21213 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21215 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21216 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21218 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21219 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21221 2007-03-06 Jan Hubicka <jh@suse.cz>
21223 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21224 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21226 (probably_cold_bb_p): Cold functions are cold.
21227 (probably_never_executed_bb_p): Cold functions are cold.
21228 (tree_bb_level_predictions): Predict calls to cold functions as not
21230 (compute_function_frequency): Check hot/cold attributes.
21231 * function.h (function_frequency): Update comments.
21232 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21233 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21234 (c_common_att): Add cold and hot.
21236 * doc/extend.texi (hot,cold attributes): Document.
21238 2007-03-06 Andrew Haley <aph@redhat.com>
21240 * function.c (expand_function_end): Move blockage to just after we
21241 emit the label for the naked return from the function.
21243 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21245 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21248 2007-03-06 Jan Hubicka <jh@suse.cz>
21250 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21251 loaded for constant large models. Non-large 64bit PIC can do.
21252 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21253 * cmodel.h: Add LARGE PIC.
21254 * i386.md (UNSPEC_PLTOFF): New.
21255 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21257 (*call_1_rex64): Disable for large models.
21258 (*call_1_rex64_large): New.
21259 (*call_value_1_rex64): Disable for large models.
21260 (*call_value_1_rex64_large): New.
21261 (set_rip_rex4): New.
21262 (set_got_offset_rex64): New.
21263 * predicates.md (constant_call_address_operand): For large model
21264 constant calls are not possible.
21265 * i386-protos.h (construct_plt_address): Declare.
21266 * i386.c (override_options): Accept large models.
21267 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21268 (legitimate_constant_p): Add new UNSPECs.
21269 (legitimate_pic_operand_p): Likewise.
21270 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21271 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21273 (output_pic_addr_const): Add PLTOFF.
21274 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21275 (ix86_expand_move): Legitimize pic address when in PIC mode.
21276 (construct_plt_address): New function.
21277 (ix86_expand_call): Offload the address to register and use GOT
21278 pointer for large model.
21279 * invoke.texi (mcmodel=large): Update documentation.
21281 2007-03-06 Richard Henderson <rth@redhat.com>
21283 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21284 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21285 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21286 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21287 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21288 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21289 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21290 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21291 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21292 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21293 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21294 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21295 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21296 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21297 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21298 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21299 x86_schedule, x86_use_bt, x86_pad_returns,
21300 x86_use_xchgb): Merge into ...
21301 (ix86_tune_features): ... here. New array.
21302 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21303 x86_bswap): Merge into ...
21304 (ix86_arch_features): ... here. New array.
21305 (x86_3dnow_a): Remove.
21306 (x86_accumulate_outgoing_args): Make static.
21307 (x86_arch_always_fancy_math_387): Make static.
21308 (ix86_tune_mask, ix86_arch_mask): Move ...
21309 (override_options): ... to local variables here. Apply the
21310 appropriate mask to each element of ix86_arch_features and
21311 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21312 as were done in the old macros.
21313 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21314 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21315 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21316 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21317 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21318 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21319 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21320 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21321 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21322 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21323 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21324 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21325 x86_accumulate_outgoing_args, x86_prologue_using_move,
21326 x86_epilogue_using_move, x86_decompose_lea,
21327 x86_arch_always_fancy_math_387, x86_shift1,
21328 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21329 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21330 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21331 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21332 x86_use_incdec, x86_pad_returns, x86_bswap,
21333 x86_partial_flag_reg_stall): Remove.
21334 (enum ix86_tune_indices): New.
21335 (ix86_tune_features): New.
21336 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21337 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21338 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21339 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21340 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21341 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21342 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21343 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21344 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21345 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21346 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21347 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21348 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21349 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21350 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21351 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21352 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21353 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21354 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21355 TARGET_EXT_80387_CONSTANTS): Use it.
21356 (enum ix86_arch_indices): New.
21357 (ix86_arch_features): New.
21358 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21359 TARGET_BSWAP): Use it.
21360 (ix86_tune_mask, ix86_arch_mask): Remove.
21362 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21365 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21366 Define using $${sysroot_headers_suffix}.
21367 * configure: Regenerate.
21368 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21369 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21371 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21372 * gcc.c (print_sysroot_headers_suffix): New.
21373 (option_map): Include --print-sysroot-headers-suffix.
21374 (display_help): Mention -print-sysroot-headers-suffix.
21375 (process_command): Handle -print-sysroot-headers-suffix.
21376 (do_spec_1): Append multilib directory to include-fixed path if
21377 sysroot suffixes in use.
21378 (main): Handle -print-sysroot-headers-suffix.
21379 * Makefile.in (start.encap): Don't depend on xlimits.h
21380 (xlimits.h): Remove.
21381 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21382 limits.h for each multilib in fixinc_list.
21383 (fixinc_list, s-fixinc_list): New.
21384 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21385 generate them for each multilib in fixinc_list.
21386 (stmp-fixproto): Use include-fixed. Run fixproto for each
21387 multilib in fixinc_list.
21388 (mostlyclean): Don't remove xlimits.h.
21389 (clean): Remove include-fixed.
21390 (real-install-headers-tar, real-install-headers-cpio,
21391 real-install-headers-cp): Don't copy include, only include-fixed.
21392 (install-mkheaders): Depend on fixinc_list. Don't depend on
21393 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21394 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21395 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21397 2007-03-06 Jan Hubicka <jh@suse.cz>
21399 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21402 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21404 * configure.ac: Allow tm_file to contain build-directory files.
21405 * configure: Regenerate.
21406 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21407 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21408 * config/m68k/print-sysroot-suffix.sh: New file.
21410 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21412 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21413 of pic_offset_table_rtx if reload_completed.
21414 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21415 PIC_OFFSET_TABLE_REGNUM.
21416 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21418 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21419 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21423 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21424 functions that call eh_return.
21426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21428 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21429 functions that need a constant pool.
21431 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21434 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21435 (m68k_preferred_reload_class): Likewise.
21436 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21437 (SECONDARY_RELOAD_CLASS): Define.
21438 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21439 (LIMIT_RELOAD_CLASS): Delete.
21440 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21441 registers from storing bytes.
21442 (m68k_secondary_reload_class): New function.
21443 (m68k_preferred_reload_class): Likewise.
21445 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21447 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21449 (m68k_expand_prologue): Likewise.
21451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21453 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21454 (mips_expand_epilogue): Add a bool parameter.
21455 (m68k_legitimize_sibcall_address): Declare.
21456 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21457 (m68k_expand_epilogue): Add a parameter to select between sibling
21458 and normal epilogues. Only generate a return for the latter.
21459 (m68k_ok_for_sibcall_p): New function.
21460 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21461 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21462 (sibcall_value, *sibcall_value): Likewise.
21463 (*call, *call_value): Require !SIBLING_CALL_P.
21464 (epilogue): Update call to m68k_expand_epilogue.
21465 (sibcall_epilogue): New pattern.
21466 * config/m68k/predicates.md (const_call_operand): Say that this
21467 predicate applies to sibling calls too.
21468 (sibcall_operand): New predicate.
21470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21472 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21473 alternatives as movsi_cf.
21474 (movsf_cf_hard): Add commentary.
21476 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21477 Richard Sandiford <richard@codesourcery.com>
21479 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21480 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21481 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21482 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21483 as being live on exit from an interrupt function.
21484 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21485 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21486 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21487 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21488 (m68k_interrupt_function_p): Globalize.
21489 (m68k_compute_frame_layout): Remove reverse mask code.
21490 (m68k_emit_movem, m68k_set_frame_related): New functions.
21491 (m68k_output_function_prologue): Delete in favor of...
21492 (m68k_expand_prologue): ...this new function.
21493 (m68k_output_function_epilogue): Delete in favor of...
21494 (m68k_expand_epilogue): ...this new function.
21495 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21497 (print_operand): Handle %?.
21498 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21499 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21500 (prologue, epilogue): New patterns.
21501 (return): Turn into a define_expand.
21502 (*return): New pattern, derived from old "return" pattern. Use rte
21503 rather than rts for interrupt functions. Only use rtd if the pop
21505 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21506 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21507 (link, *link, unlink, *unlink, load_got): Likewise.
21509 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21513 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21514 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21515 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21516 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21517 and m68k_matches_u_p.
21518 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21519 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21520 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21521 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21522 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21523 (REG_STRICT_P): New macro.
21524 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21525 PCREL_GENERAL_OPERAND_OK.
21526 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21527 m68k_legitimate_base_reg_p.
21528 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21529 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21530 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21531 * config/m68k/m68k.c (m68k_address): New structure.
21532 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21533 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21534 (m68k_jump_table_ref_p, m68k_decompose_address)
21535 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21536 (m68k_matches_u_p): New functions.
21537 (print_operand_address): Rewrite to use m68k_decompose_index.
21539 2007-03-05 David Taylor <dtaylor@emc.com>
21541 * gcc.c: Correct copyright date in --version output.
21543 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21545 * pa.md: In unamed move patterns, disparge copies between general
21546 and floating point registers using '?' modifier. Don't include 'f'
21547 constraint for register preferences in DImode, SImode, HImode and
21548 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21549 Remove constraints for copies between general and floating registers
21550 in soft-float DFmode pattern.
21551 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21555 2007-03-05 Mike Stump <mrs@apple.com>
21557 * c-common.c (targetcm): Add.
21558 * c-opts.c (c_common_handle_option): Handle language specific
21560 * opts.c (handle_option): Verify language for target options, if
21562 * opth-gen.awk: Add CL_LANG_ALL.
21563 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21564 (TARGETCM_INITIALIZER): Add.
21565 * target.h (struct gcc_targetcm): Add.
21567 * targhooks.c (default_handle_c_option): Add.
21568 * targhooks.h (default_handle_c_option): Add.
21569 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21571 * config/darwin.opt (iframework): Add.
21572 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21573 * config/darwin-c.c (handle_c_option): Add.
21574 (TARGET_HANDLE_C_OPTION): Add.
21576 * doc/invoke.texi (Darwin Options): Add -iframework.
21578 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21580 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21583 2007-03-05 Ian Lance Taylor <iant@google.com>
21585 * c.opt (fgnu89-inline): New option.
21586 * c-opts.c (c_common_post_options): Set default value for
21588 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21589 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21591 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21592 (grokdeclarator, start_function): Likewise.
21593 * c-cppbuiltin.c (c_cpp_builtins): Define either
21594 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21595 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21596 (C Dialect Options): Document -fgnu89-inline.
21597 * doc/extend.texi (Function Attributes): Explain what the
21598 gnu_inline attribute does.
21599 * doc/cpp.texi (Common Predefined Macros): Document
21600 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21602 2007-03-05 Ian Lance Taylor <iant@google.com>
21604 PR tree-optimization/31034
21605 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21606 half-range if the other side is an overflow infinity.
21608 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21610 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21611 (bfin*-linux-uclibc*): New configuration.
21612 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21614 * config/bfin/linux.h: New file.
21615 * config/bfin/libgcc-bfin.ver: New file.
21616 * config/bfin/t-bfin-uclinux: New file.
21617 * config/bfin/t-bfin-linux: New file.
21618 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21619 (TARGET_OS_CPP_BUILTINS): New macro.
21621 2007-03-05 Richard Guenther <rguenther@suse.de>
21623 * fold-const.c (fold_binary): Remove duplicate folding
21624 of comparison of non-null ADDR_EXPR against null.
21626 2007-03-05 Richard Guenther <rguenther@suse.de>
21627 Dorit Nuzman <dorit@il.ibm.com>
21629 PR tree-optimization/26420
21630 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21631 are no loops in the function. Only print the number of
21632 vectorized loops if it is greater than zero or we are supposed
21633 to print information about unvectorized loops.
21635 2007-03-05 Revital Eres <eres@il.ibm.com>
21637 * gcc.dg/var-expand1.c: New test.
21638 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21639 when an accumulator is expanded.
21641 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21644 * c-common.c (convert_and_check): Don't give warnings for
21645 conversion if 'expr' already overflowed.
21647 2007-03-04 Roger Sayle <roger@eyesopen.com>
21649 PR middle-end/30744
21650 * fold-const.c (fold_comparison): Enforce type consistency when
21651 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21653 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21655 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21656 containing a cast to the base of TARGET_MEM_REF.
21658 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21660 * tree.c (tree_contains_struct_check_failed): Remove spurious
21661 whitespace from error message.
21663 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21666 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21667 instead of precision.
21669 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21670 Nathan Sidwell <nathan@codesourcery.com>
21672 * emit-rtl.c (find_auto_inc): New.
21673 (try_split): recreate REG_INC notes,
21674 Use regular for loops rather than whiles.
21676 2007-03-03 Andreas Schwab <schwab@suse.de>
21678 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21679 * configure: Regenerate.
21681 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21683 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21684 flag_rounding_math, not flag_unsafe_math_optimizations.
21686 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21688 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21689 alpha_fold_vector_minmax): Likewise.
21690 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21691 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21693 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21695 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21696 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21697 if the lhs has side-effects.
21698 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21700 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21702 * config/i386/i386.h (TUNEMASK): Remove define.
21703 (ARCHMASK): Remove define.
21704 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21705 Use ix86_arch_mask variable instead of ARCHMASK.
21706 * config/i386/i386.c (override_options): Ditto.
21707 (standard_80387_constant_p): Ditto.
21709 2007-03-02 Ian Lance Taylor <iant@google.com>
21711 Used signed infinities in VRP.
21712 * tree-vrp.c (uses_overflow_infinity): New static function.
21713 (supports_overflow_infinity): New static function.
21714 (make_overflow_infinity): New static function.
21715 (negative_overflow_infinity): New static function.
21716 (positive_overflow_infinity): New static function.
21717 (is_negative_overflow_infinity): New static function.
21718 (is_positive_overflow_infinity): New static function.
21719 (is_overflow_infinity): New static function.
21720 (overflow_infinity_range_p): New static function.
21721 (compare_values_warnv): New function split out of compare_values.
21722 (compare_value): Call it.
21723 (set_value_range_to_nonnegative): Add overflow_infinity
21724 parameter. Change caller.
21725 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21727 (vrp_expr_computes_nonzero): Likewise.
21728 (compare_ranges, compare_range_with_value): Likewise.
21729 (compare_name_with_value, compare_names): Likewise.
21730 (vrp_evaluate_conditional): Likewise.
21731 (set_value_range): Handle infinity
21732 (vrp_operand_equal_p, operand_less_p): Likewise.
21733 (extract_range_from_assert): Likewise.
21734 (vrp_int_const_binop): Likewise.
21735 (extract_range_from_binary_expr): Likewise.
21736 (extract_range_from_unary_expr): Likewise.
21737 (extract_range_from_comparison): Likewise.
21738 (extract_range_from_expr): Likewise.
21739 (dump_value_range): Likewise.
21740 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21741 (test_for_singularity): Likewise.
21742 (vrp_int_const_binop): Remove inline qualifier.
21743 (adjust_range_with_scev): Add comment.
21744 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21746 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21748 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21749 (get_constraint_for): Likewise.
21750 (do_structure_copy): Likewise.
21751 (find_func_aliases): Fix references to MODIFY_EXPR.
21752 (intra_create_variable_infos): Tidy.
21753 * tree-ssa-operands.c (add_virtual_operand): Add argument
21755 When adding members of alias sets, if IS_CALL_SITE is true and
21756 the symbol is not call-clobbered, skip it.
21757 Adjust all callers.
21759 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21761 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21762 entry by means of emit_insn_at_entry.
21764 2007-03-02 Richard Henderson <rth@redhat.com>
21766 * expr.h (promoted_input_arg): Remove decl.
21767 * function.c (promoted_input_arg): Merge into ...
21768 * combine.c (setup_incoming_promotions): ... only caller.
21769 Rearrange to avoid double loop.
21771 2007-03-02 Ben Elliston <bje@au.ibm.com>
21772 Peter Bergner <bergner@vnet.ibm.com>
21773 Janis Johnson <janis187@us.ibm.com>
21775 * config/rs6000/dfp.md: New file.
21776 * config/rs6000/rs6000.md: Include dfp.md.
21777 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21778 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21779 and TDmode decimal float modes in FP registers.
21780 (num_insns_constant): Likewise.
21781 (rs6000_legitimate_offset_address_p): Likewise.
21782 (rs6000_legitimize_address): Likewise.
21783 (rs6000_legitimize_reload_address): Likewise.
21784 (rs6000_legitimate_address): Likewise.
21785 (rs6000_emit_move): Likewise.
21786 (function_arg_boundary): Likewise.
21787 (function_arg_advance): Likewise.
21788 (rs6000_darwin64_record_arg_recurse): Likewise.
21789 (function_arg): Likewise.
21790 (rs6000_gimplify_va_arg): Likewise.
21791 (rs6000_split_multireg_move): Likewise.
21792 (rs6000_output_function_epilogue): Likewise.
21793 (rs6000_output_function_epilogue): Likewise.
21794 (rs6000_register_move_cost): Likewise.
21795 (rs6000_function_value): Likewise.
21796 (rs6000_libcall_value): Likewise.
21798 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21800 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21802 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21804 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21805 Use $MULTIDIR to choose between the kernel and RTP headers,
21806 and use $WIND_BASE and $WIND_USR to locate them.
21808 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21810 * config/i386/i386.c (override_options): Put initialization of
21811 ix86_tune_mask and ix86_arch_mask to the correct place.
21813 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21814 Michael Meissner <michael.meissner@amd.com>
21817 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21818 (ARCHMASK): Define.
21819 (TARGET_CMOVE): Use ARCHMASK.
21820 (TARGET_CMPXCHG): Ditto.
21821 (TARGET_CMPXCHG8B): Ditto.
21822 (TARGET_XADD): Ditto.
21823 (TARGET_BSWAP): Ditto.
21824 * config/i386/i386.c (ix86_tune_mask): New global variable.
21825 (ix86_arch_mask): Ditto.
21826 (override_options): Initialize ix86_tune_mask and
21827 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21830 2007-03-02 Ben Elliston <bje@au.ibm.com>
21833 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21835 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21837 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21838 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21839 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21840 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21842 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21843 rs6000_init_dwarf_reg_sizes_extra): New.
21844 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21845 SPE register high parts.
21847 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21849 * Makefile.in: Add install-pdf target as
21850 copied from automake v1.10 rules.
21851 * configure.ac: Add install-pdf to target list.
21852 * configure: Regenerate.
21854 2007-03-01 Paul Brook <paul@codesourcery.com>
21856 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21857 modes to LDRD for DImode.
21858 (output_move_double): Fixup out of range ldrd/strd.
21859 (vfp_secondary_reload_class): Rename...
21860 (coproc_secondary_reload_class): ... to this. Add wb argument.
21861 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21862 coproc_secondary_reload_class for CLASS_IWMMXT.
21863 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21864 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21866 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21868 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21869 unroll factor by the estimated number of iterations.
21870 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21871 than prefetch latency.
21873 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21874 decode_caches_intel, detect_caches_intel): New functions.
21875 (host_detect_local_cpu): Use detect_caches_amd and
21876 detect_caches_intel.
21878 2007-03-01 Richard Henderson <rth@redhat.com>
21880 * expr.c (emit_move_complex_push): Export.
21881 (emit_move_complex_parts): Split out from ...
21882 (emit_move_complex): ... here.
21883 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21884 * config/i386/i386.md (movcdi): New.
21886 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21888 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21889 size of mode1 to check for tieable modes in MMX case.
21891 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21893 * Makefile.in (rtlanal.o): Depend on tree.h.
21894 * rtl.h (offset_within_section_p, split_const): Declare.
21895 * rtlanal.c: Include tree.h.
21896 (offset_within_block_p): New function, taken from
21897 mips_offset_within_object_p.
21898 (split_const): New function, taken from mips_split_const.
21899 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21901 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21902 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21903 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21904 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21905 (m68k_illegitimate_symbolic_constant_p): New function.
21906 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21907 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21908 symbolic constant that might be outside the symbol's section,
21909 move the symbol first and then add the offset.
21910 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21912 * config/mips/mips.c (mips_split_const): Delete.
21913 (mips_offset_within_object_p): Delete.
21914 (mips_symbolic_constant_p): Use offset_within_section_p and
21915 split_const instead of mips_offset_within_object_p and
21917 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21918 (mips_legitimize_const_move, print_operand_reloc)
21919 (mips_dangerous_for_la25_p): Use split_const instead of
21922 2007-02-28 Eric Christopher <echristo@apple.com>
21924 * Makefile.in (install-include-dir): Don't rm -rf include.
21926 2007-02-28 Richard Guenther <rguenther@suse.de>
21928 PR middle-end/30364
21929 * fold-const.c (fold_binary): Do not associate expressions
21930 with more than one variable for integer types that do not wrap.
21932 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21934 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21935 Delete, and replace with...
21936 (fold_builtin_call_array): This. Update callers to use it.
21937 * fold-const.c (fold_build_call_list): Delete, and replace with...
21938 (fold_build_call_array): This.
21939 (fold_build_call_list_initializer): Delete, and replace with...
21940 (fold_build_call_array_initializer): This.
21941 * tree.h: Update declarations to reflect above changes.
21943 * c-typeck.c (build_function_call): Store converted arguments
21944 in a stack-allocated array instead of building a list.
21945 (convert_arguments): Store arguments in the array passed in as an
21946 argument, and return the actual number of arguments.
21947 * c-format.c: (check_function_format): Pass arguments in an
21948 array instead of a list.
21949 * c-common.c (check_function_nonnull): Likewise.
21950 (check_function_sentinel): Likewise.
21951 (check_function_arguments): Likewise.
21952 * c-common.h: Update declarations to reflect above changes.
21954 2007-02-28 Jan Hubicka <jh@suse.cz>
21956 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21957 PRED_NEGATIVE_RETURN): Update outcomes.
21959 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21961 * calls.c (emit_library_call_value_1): Handle partial registers
21962 correctly when building up CALL_INSN_FUNCTION_USAGE.
21964 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21966 * pa/predicates.md (move_src_operand): Allow zero for mode.
21967 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21970 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21973 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21974 *movv2df_internal): Enable pattern only for valid operand
21976 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21977 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21979 2007-02-27 Mike Stump <mrs@apple.com>
21981 * config/darwin-crt3.c: Avoid compilation when compiling for a
21984 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21986 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21988 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21989 for fixed headers and limits.h.
21990 (install-include-dir, install-headers-tar, install-headers-cpio,
21991 install-headers-cp, real-install-headers-tar,
21992 real-install-headers-cpio, real-install-headers-cp): Handle
21993 include-fixed as well as include.
21994 (install-mkheaders): Don't install files that go only in include
21996 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21997 from GCC_INCLUDE_DIR.
21998 * gcc.c (process_command): Remove special -BstageN/ handling.
21999 (do_spec_1): Add include-fixed directories.
22001 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22003 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22005 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22007 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22010 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22012 * c-common.c (get_priority): Add check for
22013 SUPPORTS_INIT_PRIORITY.
22015 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22017 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22019 * config/bfin/bfin.c: Include "cfglayout.h".
22020 (MAX_LSETUP_DISTANCE): New macro.
22021 (struct loop_info): New members incoming, incoming_src and
22022 incoming_dest. Delete member predecessor.
22023 (length_for_loop): New function.
22024 (bfin_optimize_loop): Handle more different loop structures.
22025 (bfin_discover_loop): Rework detection of predecessor blocks by
22026 examining incoming edges.
22027 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22029 (bfin_reorder_loops): New function.
22030 (bfin_reorg_loops): Use these three new functions.
22032 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22033 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22034 (CONSTRAINT_LEN): Add entry for 'q'.
22035 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22036 Add 'q' constraints.
22037 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22038 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22040 * config/bfin/bfin.md (add_with_carry): New pattern.
22041 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22042 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22043 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22044 support unsigned multiplies too. Removed incorrect commutativity from
22045 operand 1 constraint where appropriate.
22046 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22048 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22049 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22051 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22052 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22053 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22054 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22055 usmulhisi_hh_huh): New patterns.
22057 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22058 lshifthi3): Fix output template to use half reg for operand 2.
22060 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22063 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22065 2007-02-27 Andreas Schwab <schwab@suse.de>
22067 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22069 2007-02-27 Jan Hubicka <jh@suse.cz>
22071 * predict.c (last_basic_block_p): Remove.
22072 (tree_estimate_probability): Update return heuristic for commonized
22075 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22077 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22079 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22081 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22082 * doc/cpp.texi: Standardize title page.
22083 * doc/cppinternals.texi: Likewise.
22084 * doc/gcc.texi: Standardize title page, remove version number
22085 from copyright page.
22086 * doc/gccint.texi: Likewise.
22087 * doc/install.texi: Standardize title page, add table of
22090 2007-02-26 Jan Hubicka <jh@suse.cz>
22092 * predict.def: Set outcomes according to more recent results.
22093 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22094 Remove dead predictors.
22095 * predict.c (return_prediction): Fix pasto.
22097 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22099 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22100 change; avoid a memory leak when returning early.
22102 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22104 * c-decl.c (static_ctors): Move to c-common.c.
22105 (static_dtors): Likewise.
22106 (finish_function): Use c_record_cdtor_fn.
22107 (build_cdtor): Move to c-common.c.
22108 (c_write_global_declarations): Use c_build_cdtor_fns.
22109 * c-common.h (static_ctors): Declare.
22110 (static_dtors): Likewise.
22111 (c_record_cdtor_fn): Likewise.
22112 (c_build_cdtor_fns): Likewise.
22113 * c-common.c (static_ctors): New variable.
22114 (static_dtors): Likewise.
22115 (c_record_cdtor_fn): New function.
22116 (build_cdtor): Move from c-decl.c
22117 (c_build_cdtor_fns): New function.
22119 * output.h (assemble_addr_to_section): Declare.
22120 (get_cdtor_priority_section): Likewise.
22121 * varasm.c (assemble_addr_to_section): New function.
22122 (get_cdtor_priority_section): Likewise.
22123 (default_named_section_asm_out_destructor): Use them.
22124 (destor_dtor_section_asm_out_destructor): Likewise.
22125 (default_named_section_asm_out_constructor): Likewise.
22126 (default_ctor_section_asm_out_constructor): Likewise.
22127 * config.gcc (*-*-vxworks*): Include vxworks.o.
22128 * config/t-vxworks (vxworks.o): New target.
22129 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22130 (TARGET_ASM_CONSTRUCTOR): Define.
22131 (TARGET_ASM_DESTRUCTOR): Likewise.
22132 (vxworks_asm_out_constructor): Declare.
22133 (vxworks_asm_out_destructor): Likewise.
22135 * c-common.c (get_priority): Check that we have not just an
22136 INTEGER_CST, but an integer constant with integeral type.
22138 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22140 PR tree-optimization/30938
22141 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22142 use &dt[nargs-1] instead of &dt[nargs] in the call to
22143 vect_is_simple_use().
22145 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22147 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22148 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22149 Do not attempt to handle MEM inside auto-inc expressions.
22150 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22151 of a register modified by an auto-inc expression. However, do handle
22152 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22153 (elimination_effects): Prohibit elimination of a register modified
22154 by an auto-inc expression. Disable register elimination rules whose
22155 target register is modified by an auto-inc expression with variable
22158 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22160 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22162 (array_at_struct_end_p): New function.
22163 (idx_infer_loop_bounds): Use it.
22164 (estimate_numbers_of_iterations_loop): Export.
22165 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22166 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22167 (tree_estimate_probability): Call record_loop_exits.
22168 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22169 (estimated_loop_iterations, estimated_loop_iterations_int,
22170 estimated_loop_iterations_tree): New functions.
22171 (analyze_siv_subscript_cst_affine,
22172 compute_overlap_steps_for_affine_1_2,
22173 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22174 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22175 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22176 (PRED_LOOP_ITERATIONS_GUESSED): New.
22177 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22178 * cfgloop.h (estimate_numbers_of_iterations_loop,
22179 estimated_loop_iterations_int): Declare.
22181 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22183 * doc/extend.texi: Document optional priority argument to
22184 constructors and destructors.
22185 * tree.c (init_priority_for_decl): Adjust GTY markers.
22186 (init_ttree): Use priority-info hash functions for
22187 init_priority_for_decl.
22188 (tree_map_eq): Rename to ...
22189 (tree_map_base_eq): ... this.
22190 (tree_map_marked_p): Rename to ...
22191 (tree_map_base_marked_p): ... this.
22192 (tree_map_base_hash): New function.
22193 (decl_init_priority_lookup): Rework.
22194 (decl_fini_priority_lookup): New function.
22195 (decl_priority_info): New function.
22196 (decl_init_priority_insert): Use it.
22197 (decl_fini_priority_insert): Likewise.
22198 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22200 (decl_restrict_base_insert): Likewise.
22201 (decl_debug_expr_insert): Likewise.
22202 (decl_value_expr_lookup): Likewise.
22203 (decl_value_expr_insert): Likewise.
22204 * tree.h (priority_type): New type.
22205 (decl_init_priority_lookup): Use priority_type.
22206 (decl_fini_priority_lookup): New function.
22207 (decl_init_priority_insert): Use priority_type.
22208 (decl_fini_priority_insert): New function.
22209 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22210 (DECL_INIT_PRIORITY): Likewise.
22211 (SET_DECL_INIT_PRIORITY): Add comment.
22212 (DECL_FINI_PRIORITY): New macro.
22213 (SET_DECL_FINI_PRIORITY): Likewise.
22214 (DEFAULT_INIT_PRIORITY): Document.
22215 (MAX_INIT_PRIORITY): Likewise.
22216 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22217 (tree_map_base): New type.
22218 (tree_map_base_eq): New function.
22219 (tree_map_base_hash): Likewise.
22220 (tree_map_base_marked_p): Likewise.
22221 (tree_map): Inherit from tree_map_base.
22222 (tree_map_eq): Make it a macro.
22223 (tree_map_marked_p): Likewise.
22224 (tree_int_map): Inherit from tree_map_base.
22225 (tree_int_map_eq): Make it a macro.
22226 (tree_int_map_hash): Likewise.
22227 (tree_int_map_marked_p): Likewise.
22228 (tree_priority_map): New type.
22229 (tree_priority_map_eq): New macro.
22230 (tree_priority_map_hash): Likewise.
22231 (tree_priority_map_marked_p): Likewise.
22232 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22234 (emutls_common_1): Likewise.
22235 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22236 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22237 of tree_map hierarchy.
22238 * tree-cfg.c (move_stmt_r): Likewise.
22239 (new_label_mapper): Likewise.
22240 * c-tree.h (c_expand_body): Move to ...
22241 * c-common.h (c_expand_body): ... here.
22242 * c-decl.c (c_expand_body): Move to ...
22243 * c-common.c (c_expand_body): ... here.
22244 (c_common_attribute_table): Allow 1 argument for the constructor
22245 and destructor attributes.
22246 (get_priority): New function.
22247 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22248 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22250 2007-02-24 Jan Hubicka <jh@suse.cz>
22252 PR middle-end/30509
22253 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22254 copying for inlining.
22256 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22257 Jan Hubicka <jh@suse.cz>
22260 * i386.c (counter_mode): New function.
22261 (expand_set_or_movmem_via_loop): Use it.
22262 (expand_movmem_epilogue): Likewise; fix pasto.
22263 (ix86_expand_movmem): Do emit guard even for constant counts.
22264 (ix86_expand_setmem): Likewise.
22266 2007-02-25 Nick Clifton <nickc@redhat.com>
22268 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22269 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22271 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22274 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22275 count argument with 0x10, not with 0x16.
22276 (expand_setmem_epilogue): Ditto.
22278 2007-02-24 Mike Stump <mrs@apple.com>
22280 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22283 2007-02-24 Richard Guenther <rguenther@suse.de>
22285 PR middle-end/30951
22286 * fold-const.c (fold_binary): Fold x +- CST op x for
22287 EQ_EXPR and NE_EXPR.
22289 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22291 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22293 2007-02-24 Jan Hubicka <jh@suse.cz>
22295 * cgraphunit.c (decide_is_function_needed): Honor
22296 -fkeep-inline-functions.
22298 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22300 * builtins.c (fold_builtin_modf): New.
22301 (fold_builtin_2): Use it.
22303 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22305 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22306 (determine_max_iter): Take additional LOOP arg; all callers changed.
22307 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22308 one using simplifications.
22309 (simplify_using_initial_values): Return if the expression becomes
22310 invalid due to altered regs.
22312 2007-02-23 DJ Delorie <dj@redhat.com>
22314 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22316 2007-02-23 Mike Stump <mrs@apple.com>
22318 * tlink.c (scan_linker_output): Parse linker messages from
22319 darwin9's linker better.
22321 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22324 * varpool.c (varpool_assemble_pending_decls): Set
22325 varpool_last_needed_node to null.
22327 2007-02-23 DJ Delorie <dj@redhat.com>
22329 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22330 alignment bigger than the object file can handle.
22332 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22335 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22336 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22337 (*movsf_1): Penalize MMX moves.
22339 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22341 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22342 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22344 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22346 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22348 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22349 (fold_builtin_1): Use them.
22350 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22351 BUILT_IN_SIGNIFICAND.
22353 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22355 * config/i386/i386.c (bdesc_1arg): Initialize
22356 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22357 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22358 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22359 and IX86_BUILTIN_MOVSLDUP.
22361 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22363 PR rtl-optimization/30841
22364 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22366 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22368 * builtins.c (fold_builtin_frexp): New.
22369 (fold_builtin_2): Use it.
22371 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22373 * doc/invoke.texi (Spec Files): Document getenv spec function.
22375 * gcc.c (getenv_spec_function): New function.
22376 (static_spec_functions): Add it.
22377 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22378 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22381 2007-02-22 Michael Matz <matz@suse.de
22384 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22385 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22387 2007-02-22 Ian Lance Taylor <iant@google.com>
22390 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22391 (mem_loc_descriptor): Call it.
22393 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22394 Ira Rosen <irar@il.ibm.com>
22396 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22398 2007-02-22 Ira Rosen <irar@il.ibm.com>
22400 PR tree-optimization/30843
22401 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22402 stores only after all the group is vectorized.
22404 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22406 PR tree-optimization/30858
22407 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22408 in the reduction cycle have a single use in the loop.
22409 * tree-vectorizer.h (relevant): Add documentation.
22411 2007-02-20 Mike Stump <mrs@apple.com>
22413 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22414 * configure: Regenerate.
22416 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22418 Change the defaults of some parameters and options.
22419 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22420 * config/spu/spu.c (spu_optimization_options): Add.
22421 (spu_override_options): Change params in spu_optimization_options.
22422 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22424 Register 127 is only 16 byte aligned when used as a frame pointer.
22425 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22426 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22427 HARD_FRAME_POINTER_REGNUM.
22428 (spu_legitimate_address): Use regno_aligned_for_reload.
22429 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22430 aligned when frame_pointer_needed is true.
22431 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22433 * config/spu/spu.h (INIT_EXPANDERS): Define.
22435 Make sure shift and rotate instructions have valid immediate operands.
22436 * config/spu/predicates.md (spu_shift_operand): Remove.
22437 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22438 * config/spu/constraints.md (W, O): Extend range.
22439 * config/spu/spu.md (umask, nmask): Define.
22440 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22441 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22442 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22443 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22444 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22445 (lshr<mode>3_reg): Fix rtl description.
22447 Make sure mulhisi immediate operands are valid.
22448 * config/spu/predicates.md (imm_K_operand): Add.
22449 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22451 Generate constants using fsmbi and andi.
22452 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22453 (print_operand, spu_split_immediate, classify_immediate,
22454 fsmbi_const_p): Handle IC_FSMBI2.
22456 Correctly handle a CONST_VECTOR containing symbols.
22457 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22458 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22459 (immediate_load_p): Allow symbols that use 2 instructions to create.
22460 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22461 with symbols when flag_pic is set.
22462 (const_vector_immediate_p): New.
22463 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22464 accept a CONST_VECTOR with symbols.
22465 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22466 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22468 * config/spu/spu.md (high, low): Delete.
22469 (low_<mode>): Define.
22471 Remove INTRmode and INTR_REGNUM, which didn't work.
22472 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22474 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22475 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22476 peephole2 pattern): Don't use INTR or 131.
22477 (movintrcc): Delete.
22478 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22479 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22480 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22481 (UNSPEC_SET_INTR): Add.
22482 * config/spu/spu-modes.def (INTR): Remove.
22484 More accurate warnings about run-time relocations.
22485 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22487 Correctly warn about immediate arguments to specific intrinsics.
22488 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22489 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22490 the instruction predicate.
22492 Fix tree check errors with latest update.
22493 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22495 (spu_expand_builtin): Use CALL_EXPR_FN.
22497 Add missing specific intrinsics.
22498 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22500 * config/spu/spu_internals.h: Ditto.
22502 Fix incorrect operand modifiers.
22503 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22504 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22506 Optimize one case of zero_extend of a vec_select.
22507 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22509 Accept any immediate for hbr.
22510 * config/spu/spu.md (hbr): Change s constraints to i.
22512 2007-02-21 Paul Brook <paul@codesourcery.com>
22514 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22515 condexec_count when skipping USE and CLOBBER.
22517 2007-02-21 Nick Clifton <nickc@redhat.com>
22519 * common.opt (Warray-bounds): Add Warning attribute.
22520 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22522 (fsized-zeroes): Add Optimization attribute.
22523 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22524 * c.opt (Wc++0x-compat): Add Warning attribute.
22526 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22528 PR middle-end/30761
22529 * reload1.c (eliminate_regs_in_insn): In the single_set special
22530 case, attempt to re-recognize the insn before falling back to
22531 having reload fix it up.
22533 2007-02-20 Eric Christopher <echristo@gmail.com>
22535 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22536 Rewrite accordingly.
22537 (frv_read_iacc_argument): Ditto.
22538 (frv_expand_set_builtin): Take a call instead of arglist, update for
22540 (frv_expand_unop_builtin): Ditto.
22541 (frv_expand_binop_builtin): Ditto.
22542 (frv_expand_cut_builtin): Ditto.
22543 (frv_expand_binopimm_builtin): Ditto.
22544 (frv_expand_voidbinop_builtin): Ditto.
22545 (frv_expand_int_void2arg): Ditto.
22546 (frv_expand_prefetches): Ditto.
22547 (frv_expand_voidtriop_builtin): Ditto.
22548 (frv_expand_voidaccop_builtin): Ditto.
22549 (frv_expand_load_builtin): Ditto.
22550 (frv_expand_store_builtin): Ditto.
22551 (frv_expand_mdpackh_builtin): Ditto.
22552 (frv_expand_mclracc_builtin): Ditto.
22553 (frv_expand_mrdacc_builtin): Ditto.
22554 (frv_expand_mwtacc_builtin): Ditto.
22555 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22558 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22560 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22561 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22563 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22564 point instructions.
22565 * configure: Regenerate.
22566 * config.in: Regenerate.
22567 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22568 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22569 masks to power6 and power6x and to POWERPC_MASKS.
22570 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22572 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22573 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22574 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22575 Access PROTOTYPE as variable, not mask.
22577 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22579 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22580 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22581 * combine.c (adjust_for_new_dest): Use it.
22582 * postreload.c (reload_combine): Likewise.
22584 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22586 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22587 notes on an insn with multiple sets, even if single_set returns
22588 non-NULL for that insn.
22590 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22592 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22593 scalbn and scalbln.
22595 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22597 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22598 if user didn't pass it.
22599 * config/i386/darwin.h (CC1_SPEC): Likewise.
22600 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22601 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22602 -mmacosx-version-min.
22604 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22605 Uros Bizjak <ubizjak@gmail.com>
22607 * optabs.h (enum optab_index): Add new OTI_scalb.
22608 (scalb_optab): Define corresponding macro.
22609 * optabs.c (init_optabs): Initialize scalb_optab.
22610 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22612 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22613 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22614 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22615 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22616 flag_unsafe_math_optimizations is set.
22618 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22619 to implement scalbf, scalb and scalbl built-ins as inline x87
22622 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22623 DJ Delorie <dj@redhat.com>
22626 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22627 (diagnostic_report_diagnostic): ... here, and turn them into real
22628 errors. If warnings are inhibited, no need to do anything.
22630 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22632 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22633 better code generation.
22635 2007-02-20 Ben Elliston <bje@au.ibm.com>
22637 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22639 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22641 * config/alpha/alpha.c, config/alpha/alpha.md,
22642 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22643 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22644 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22645 config/arm/lib1funcs.asm: Follow spelling conventions.
22647 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22648 config/fr30/fr30.md, config/i386/i386.h,
22649 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22650 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22651 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22652 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22653 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22654 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22655 config/sparc/sparc.c, config/sparc/sparc.h,
22656 config/sparc/sparc.md, config/spu/constraints.md,
22657 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22660 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22663 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22666 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22668 * doc/invoke.texi (-ftree-lrs): Remove.
22670 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22672 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22675 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22677 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22678 new CALL_EXPR_FN macro for retrieving the function
22679 declaration of the input expression.
22681 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22683 * c.opt (Waddress): New.
22684 * common.opt (Walways-true): Delete.
22685 (Wstring-literal-comparison): Delete.
22686 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22687 -Wstring-literal-comparison. Add -Waddress.
22689 (Walways-true): Delete.
22690 (Wstring-literal-comparison): Delete.
22691 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22692 consistently instead of -Walways-true in example.
22693 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22694 * c-typeck.c (parser_build_binary_op): Replace
22695 -Wstring-literal-comparison and -Walways-true with -Waddress.
22696 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22699 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22701 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22702 without DECL_STRUCT_FUNCTION initialized.
22704 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22706 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22707 due to calls to functions taking pointers as parameters.
22709 2007-02-19 Richard Henderson <rth@redhat.com>
22712 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22715 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22717 * config/s390/s390.c (s390_call_saved_register_used,
22718 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22719 accessed to the new scheme.
22721 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22723 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22724 (cris_print_index, cris_print_operand, cris_print_operand_address)
22725 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22726 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22727 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22728 GET_CODE () == xxx.
22729 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22730 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22731 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22732 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22733 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22734 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22735 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22736 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22737 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22738 (uminsi3, call, call_value): Ditto.
22739 (define_split: indir_to_reg_split, unnamed): Ditto.
22741 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22743 PR tree-optimization/30975
22744 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22747 2007-02-18 Eric Christopher <echristo@gmail.com>
22749 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22750 Remove use of arglist.
22751 (mips_expand_builtin): Remove use of arglist, pass in expr.
22752 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22753 (mips_expand_builtin_movtf): Ditto.
22754 (mips_expand_builtin_compare): Ditto.
22756 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22758 * tree-sra.c (sra_build_assignment): Replace assertion
22759 checking with a comment explaining why it can't be done.
22761 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22763 PR middle-end/30833
22764 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22765 during CALL_EXPR representation conversion.
22766 * tree-ssa-propagate.c (set_rhs): Likewise.
22768 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22770 * tree-sra.c (sra_build_assignment): Disable assertion checking
22773 2007-02-18 Roger Sayle <roger@eyesopen.com>
22775 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22776 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22777 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22779 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22780 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22781 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22782 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22783 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22784 force_gimple_operand): Likewise.
22785 * ipa-cp.c (constant_val_insert): Likewise.
22786 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22787 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22788 perfect_nestify): Likewise.
22789 * langhooks.c (lhd_omp_assignment): Likewise.
22790 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22791 lower_copyprivate_clauses, lower_send_clauses,
22792 lower_send_shared_vars, expand_parallel_call,
22793 expand_omp_for_generic, expand_omp_for_static_nochunk,
22794 expand_omp_for_static_chunk, expand_omp_sections,
22795 lower_omp_single_copy, lower_omp_for_lastprivate,
22796 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22797 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22798 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22801 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22803 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22804 config/sh/sh.md: Follow spelling conventions.
22806 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22807 config/frv/predicates.md: Follow spelling conventions.
22809 * config/m68k/linux-unwind.h: Fix a comment typo.
22810 * target.h: Follow spelling conventions.
22812 2007-02-18 Roger Sayle <roger@eyesopen.com>
22814 PR rtl-optimization/28173
22815 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22816 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22817 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22818 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22819 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22821 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22823 * builtins.c (fold_builtin_load_exponent): New.
22824 (fold_builtin_2): Use it.
22826 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22828 PR rtl-optimization/30773
22829 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22830 if we fail to attach a REG_EQUIV note.
22832 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22833 Roger Sayle <roger@eyesopen.com>
22835 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22837 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22839 * calls.c (initialize_argument_information): Pass original EXP
22840 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22841 code to split complex arguments here, as part of initializing the
22843 (expand_call): Remove code that builds a list of arguments and
22844 inserts implicit arguments into it. Instead, just count how many
22845 implicit arguments there will be so we can determine the size of
22846 the ARGS array, and let initialize_argument_information do the work.
22847 (split_complex_values): Delete unused function.
22849 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22851 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22853 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22855 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22856 for arg pointer based indexed addressing.
22858 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22860 * config/ia64/ia64.h, config/ia64/ia64.md,
22861 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22862 spelling conventions.
22864 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22866 * config/m68k/m68k.c (split_di): New.
22867 * config/m68k/m68k-protos.h: Declare split_di.
22868 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22869 Improve predicate handling and split constant shifts.
22871 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22873 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22874 parameter for register bitfield operations, general predicates
22877 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22879 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22880 * config/m68k/linux-unwind.h: New file.
22882 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22884 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22885 config/i386/athlon.md, config/ia64/ia64.md,
22886 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22887 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22888 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22889 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22890 tree-vect-transform.c: Fix comment typos.
22892 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22894 * sched-deps.c (find_insn_list): Remove.
22895 * sched-int.h: Remove the prototype for find_insn_list.
22897 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22899 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22901 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22902 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22903 darwin_rs6000_override_options.
22904 (C_COMMON_OVERRIDE_OPTIONS): Expect
22905 darwin_macosx_version_min to be non-NULL always.
22906 (TARGET_C99_FUNCTIONS): Likewise.
22907 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22908 (DARWIN_MINVERSION_SPEC): New.
22909 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22910 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22912 (DARWIN_MINVERSION_SPEC): New.
22913 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22915 * config/darwin-c.c (darwin_cpp_builtins): Expect
22916 darwin_macosx_version_min to be non-NULL always.
22918 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22920 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22922 * config/i386/i386.h (x86_use_xchgb): New.
22923 (TARGET_USE_XCHGB): New macro.
22924 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22925 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22926 Split after reload into bswaphi for shifts of 8.
22927 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22928 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22929 or when optimizing for size.
22931 2007-02-16 Richard Guenther <rguenther@suse.de>
22932 Christian Bruel <christian.bruel@st.com>
22934 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22935 DECLs but prefer SSA_NAMEs over DECLs.
22937 2007-02-16 Richard Guenther <rguenther@suse.de>
22939 * tree-flow-inline.h (single_imm_use_p): Remove.
22940 (zero_imm_uses_p): Likewise.
22941 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22942 instead of single_imm_use_p.
22943 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22946 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22949 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22950 nested double- and backquotes.
22952 2007-02-15 Roger Sayle <roger@eyesopen.com>
22954 PR middle-end/30391
22955 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22956 should be unreachable.
22957 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22958 For the time being redirect GIMPLE_MODIFY_STMT to the new
22959 (renamed) build_gimple_modify_stmt_stat.
22960 (build2_gimple_stat): Rename to...
22961 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22962 Always build a GIMPLE_MODIFY_STMT node.
22963 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22964 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22967 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22968 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22969 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22970 expand_complex_div_wide): Likewise.
22971 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22972 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22973 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22974 * tree-ssa-loop-manip.c (create_iv): Likewise.
22975 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22976 abs_replacement): Likewise.
22977 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22978 realify_fake_stores): Likewise.
22980 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22981 node rather than a GIMPLE_MODIFY_STMT node.
22982 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22983 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22985 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22986 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22987 GIMPLE_MODIFY_STMT.
22989 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22991 PR middle-end/30433
22992 * fold-const.c (fold_comparison): Add back the
22993 folding of constant complex comparisions.
22995 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22997 PR middle-end/30729
22998 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22999 effects unknown to this function, return early.
23001 2007-02-15 Ian Lance Taylor <iant@google.com>
23003 * lower-subreg.c (move_eh_region_note): New static function.
23004 (resolve_simple_move): Call it.
23005 (decompose_multiword_subregs): Track blocks for which we resolve a
23006 simple move which is also a control flow insn. Pass them to
23007 find_many_sub_basic_blocks.
23008 (pass_lower_subreg): Add TODO_verify_flow.
23009 (pass_lower_subreg2): Likewise.
23011 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23012 Brooks Moses <brooks.moses@codesourcery.com>
23013 Lee Millward <lee.millward@codesourcery.com>
23015 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23016 (VL_EXP_CLASS_P): New.
23017 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23019 (TREE_OPERAND_CHECK_CODE): Likewise.
23020 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23021 (TREE_RTL_OPERAND_CHECK): Likewise.
23022 (tree_operand_check_failed): Make second parameter the whole tree
23023 instead of its code. Fixed callers.
23024 (VL_EXP_CHECK): New.
23025 (TREE_OPERAND_LENGTH): New.
23026 (VL_EXP_OPERAND_LENGTH): New.
23027 (CALL_EXPR_FN): New.
23028 (CALL_EXPR_STATIC_CHAIN): New.
23029 (CALL_EXPR_ARGS): New.
23030 (CALL_EXPR_ARG): New.
23031 (call_expr_nargs): New.
23032 (CALL_EXPR_ARGP): New.
23033 (build_nt_call_list): Declare.
23034 (build_vl_exp_stat): Declare.
23035 (build_vl_exp): New.
23036 (build_call_list): Declare.
23037 (build_call_nary): Declare.
23038 (build_call_valist): Declare.
23039 (build_call_array): Declare.
23040 (call_expr_arg): Declare.
23041 (call_expr_argp): Declare.
23042 (call_expr_arglist): Declare.
23043 (fold_build_call_list): Declare.
23044 (fold_build_call_list_initializer): Declare.
23045 (fold_call_expr): Declare to replace fold_builtin.
23046 (fold_builtin_fputs): Update to agree with modified definition.
23047 (fold_builtin_strcpy): Likewise.
23048 (fold_builtin_strncpy): Likewise.
23049 (fold_builtin_memory_chk): Likewise.
23050 (fold_builtin_stxcpy_chk): Likewise.
23051 (fold_builtin_strncpy_chk): Likewise.
23052 (fold_builtin_next_arg): Likewise.
23053 (fold_build_call_expr): Declare.
23054 (fold_builtin_call_list): Declare.
23055 (fold_builtin_call_valist): Declare.
23056 (build_call_expr): Declare.
23057 (validate_arglist): Update to agree with modified definition.
23058 (tree_operand_length): New.
23059 (call_expr_arg_iterator): New.
23060 (init_call_expr_arg_iterator): New.
23061 (next_call_expr_arg): New.
23062 (first_call_expr_arg): New.
23063 (more_call_expr_args_p): New.
23064 (FOR_EACH_CALL_EXPR_ARG): New.
23066 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23067 and tcc_gimple_stmt.
23068 (tree_code_size): Update documentation. Use sizeof (tree) rather
23069 than sizeof (char *).
23070 (tree_size): Likewise. Add case for tcc_vl_exp.
23071 (tree_node_structure): Add case for tcc_vl_exp.
23072 (contains_placeholder_p): Likewise.
23073 (substitute_in_expr): Likewise.
23074 (substitute_placeholder_in_expr): Likewise.
23075 (stabilize_reference_1): Likewise.
23076 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23077 to diagnose breakage of this interface for constructing CALL_EXPRs.
23078 (build_nt): Add similar assertion here.
23079 (build_nt_call_list): New.
23080 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23081 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23083 (get_callee_fndecl): Use new CALL_EXPR accessors.
23084 (tree_operand_check_failed): Change parameters to pass entire node
23085 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23086 (process_call_operands): New.
23087 (build_vl_exp_stat): New.
23088 (build_call_list): New.
23089 (build_call_nary): New.
23090 (build_call_valist): New.
23091 (build_call_array): New.
23092 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23093 (call_expr_arglist): New.
23095 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23096 tcc_vl_exp instead of a fixed-size tcc_expression.
23098 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23099 accessors for CALL_EXPRs.
23100 (AGGR_INIT_EXPR): Likewise.
23102 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23103 Brooks Moses <brooks.moses@codesourcery.com>
23104 Lee Millward <lee.millward@codesourcery.com>
23106 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23107 (expand_builtin_nonlocal_goto): Change parameter to be entire
23108 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23109 (expand_builtin_prefetch): Likewise.
23110 (expand_builtin_classify_type): Likewise.
23111 (mathfn_built_in): Return NULL_TREE instead of 0.
23112 (expand_errno_check): Use new CALL_EXPR accessors.
23113 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23114 Return NULL_RTX instead of 0.
23115 (expand_builtin_mathfn_2): Likewise.
23116 (expand_builtin_mathfn_3): Likewise.
23117 (expand_builtin_interclass_mathfn): Likewise.
23118 (expand_builtin_sincos): Likewise.
23119 (expand_builtin_cexpi): Likewise.
23120 (expand_builtin_int_roundingfn): Likewise.
23121 (expand_builtin_int_roundingfn_2): Likewise.
23122 (expand_builtin_pow): Likewise.
23123 (expand_builtin_powi): Likewise.
23124 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23125 of arglist, fixing callers appropriately. Use new CALL_EXPR
23126 accessors and constructors. Return NULL_RTX instead of 0.
23127 (expand_builtin_strstr): Likewise.
23128 (expand_builtin_strchr): Likewise.
23129 (expand_builtin_strrchr): Likewise.
23130 (expand_builtin_strpbrk): Likewise.
23131 (expand_builtin_memcpy): Likewise.
23132 (expand_builtin_mempcpy): Likewise.
23133 (expand_builtin_mempcpy_args): New.
23134 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23135 (expand_builtin_memmove_args): New.
23136 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23137 (expand_movstr): Likewise.
23138 (expand_builtin_strcpy): Likewise.
23139 (expand_builtin_strcpy_args): New.
23140 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23141 (expand_builtin_strncpy): Likewise.
23142 (expand_builtin_memset): Likewise.
23143 (expand_builtin_memset_args): New.
23144 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23145 (expand_builtin_memcmp): Likewise.
23146 (expand_builtin_strcmp): Likewise.
23147 (expand_builtin_strncmp): Likewise.
23148 (expand_builtin_strcat): Likewise.
23149 (expand_builtin_strncat): Likewise.
23150 (expand_builtin_strspn): Likewise.
23151 (expand_builtin_strcspn): Likewise.
23152 (expand_builtin_args_info): Likewise.
23153 (expand_builtin_va_start): Likewise.
23154 (gimplify_va_arg_expr): Likewise.
23155 (expand_builtin_va_end): Likewise.
23156 (expand_builtin_va_copy): Likewise.
23157 (expand_builtin_frame_address): Likewise.
23158 (expand_builtin_alloca): Likewise.
23159 (expand_builtin_bswap): Likewise.
23160 (expand_builtin_unop): Likewise.
23161 (expand_builtin_fputs): Likewise.
23162 (expand_builtin_expect): Likewise.
23163 (expand_builtin_fabs): Likewise.
23164 (expand_builtin_copysign): Likewise.
23165 (expand_builtin_printf): Likewise.
23166 (expand_builtin_fprintf): Likewise.
23167 (expand_builtin_sprintf): Likewise.
23168 (expand_builtin_init_trampoline): Likewise.
23169 (expand_builtin_signbit): Likewise.
23170 (expand_builtin_fork_or_exec): Likewise.
23171 (expand_builtin_sync_operation): Likewise.
23172 (expand_builtin_compare_and_swap): Likewise.
23173 (expand_builtin_lock_test_and_set): Likewise.
23174 (expand_builtin_lock_release): Likewise.
23175 (expand_builtin): Likewise.
23176 (builtin_mathfn_code): Likewise.
23178 (fold_builtin_constant_p): Pass call arguments individually instead
23179 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23180 accessors and constructors. Return NULL_TREE instead of 0.
23181 (fold_builtin_expect): Likewise.
23182 (fold_builtin_classify_type): Likewise.
23183 (fold_builtin_strlen): Likewise.
23184 (fold_builtin_nan): Likewise.
23185 (integer_valued_real_p): Likewise.
23186 (fold_trunc_transparent_mathfn): Likewise.
23187 (fold_fixed_mathfn): Likewise.
23188 (fold_builtin_cabs): Likewise.
23189 (fold_builtin_sqrt): Likewise.
23190 (fold_builtin_cbrt): Likewise.
23191 (fold_builtin_cos): Likewise.
23192 (fold_builtin_cosh): Likewise.
23193 (fold_builtin_tan): Likewise.
23194 (fold_builtin_sincos): Likewise.
23195 (fold_builtin_cexp): Likewise.
23196 (fold_builtin_trunc): Likewise.
23197 (fold_builtin_floor): Likewise.
23198 (fold_builtin_ceil): Likewise.
23199 (fold_builtin_round): Likewise.
23200 (fold_builtin_int_roundingfn): Likewise.
23201 (fold_builtin_bitop): Likewise.
23202 (fold_builtin_bswap): Likewise.
23203 (fold_builtin_logarithm): Likewise.
23204 (fold_builtin_hypot): Likewise.
23205 (fold_builtin_pow): Likewise.
23206 (fold_builtin_powi): Likewise.
23207 (fold_builtin_exponent): Likewise.
23208 (fold_builtin_memset): Likewise.
23209 (fold_builtin_bzero): Likewise.
23210 (fold_builtin_memory_op): Likewise.
23211 (fold_builtin_bcopy): Deleted; call site changed to invoke
23212 fold_builtin_memory_op directly.
23213 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23214 (fold_builtin_strncpy): Likewise.
23215 (fold_builtin_memcmp): Likewise.
23216 (fold_builtin_strcmp): Likewise.
23217 (fold_builtin_strncmp): Likewise.
23218 (fold_builtin_signbit): Likewise.
23219 (fold_builtin_copysign): Likewise.
23220 (fold_builtin_isascii): Likewise.
23221 (fold_builtin_toascii): Likewise.
23222 (fold_builtin_isdigit): Likewise.
23223 (fold_builtin_fabs): Likewise.
23224 (fold_builtin_abs): Likewise.
23225 (fold_builtin_fmin_fmax): Likewise.
23226 (fold_builtin_carg): Likewise.
23227 (fold_builtin_classify): Likewise.
23228 (fold_builtin_unordered_cmp): Likewise.
23230 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23231 New functions split out from fold_builtin_1.
23232 (fold_builtin_n): New.
23233 (fold_builtin_varargs): New.
23234 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23236 (fold_call_expr): New.
23237 (build_function_call_expr): Rewrite to use new helper function.
23238 (fold_builtin_call_list): New.
23239 (build_call_expr): New.
23240 (fold_builtin_call_valist): New.
23241 (rewrite_call_expr): New.
23242 (validate_arg): New.
23243 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23244 of an arglist. Change return type to bool. Use new CALL_EXPR
23247 (fold_builtin_strstr): Pass call arguments individually instead
23248 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23249 accessors and constructors. Return NULL_TREE instead of 0.
23250 (fold_builtin_strchr): Likewise.
23251 (fold_builtin_strrchr): Likewise.
23252 (fold_builtin_strpbrk): Likewise.
23253 (fold_builtin_strcat): Likewise.
23254 (fold_builtin_strncat): Likewise.
23255 (fold_builtin_strspn): Likewise.
23256 (fold_builtin_strcspn): Likewise.
23257 (fold_builtin_fputs): Likewise.
23258 (fold_builtin_next_arg): Likewise.
23259 (fold_builtin_sprintf): Likewise.
23261 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23262 NULL_RTX instead of 0.
23263 (expand_builtin_memory_chk): Likewise.
23264 (maybe_emit_chk_warning): Likewise.
23265 (maybe_emit_sprintf_chk_warning): Likewise.
23267 (fold_builtin_object_size): Pass call arguments individually instead
23268 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23269 accessors and constructors. Return NULL_TREE instead of 0.
23270 (fold_builtin_memory_chk): Likewise.
23271 (fold_builtin_stxcpy_chk): Likewise.
23272 (fold_builtin_strncpy_chk): Likewise.
23273 (fold_builtin_strcat_chk): Likewise.
23274 (fold_builtin_strcat_chk): Likewise.
23275 (fold_builtin_strncat_chk): Likewise.
23276 (fold_builtin_sprintf_chk): Likewise.
23277 (fold_builtin_snprintf_chk): Likewise.
23278 (fold_builtin_printf): Likewise.
23279 (fold_builtin_vprintf): Likewise.
23281 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23283 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23284 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23285 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23286 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23287 (fold_unary): Likewise.
23288 (fold_binary): Likewise.
23289 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23290 ternary expressions.
23291 (fold): Add logic for tcc_vl_exp.
23292 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23293 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23294 (fold_build3_stat): Add assertion to flag broken interface for
23295 constructing CALL_EXPRs.
23296 (fold_build_call_list): New.
23297 (fold_build_call_list_initializer): New.
23298 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23300 (fold_strip_sign_ops): Likewise.
23302 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23303 Brooks Moses <brooks.moses@codesourcery.com>
23304 Lee Millward <lee.millward@codesourcery.com>
23306 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23307 accessors and dump arguments explicitly.
23309 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23311 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23313 (print_call_name): Use new CALL_EXPR accessors.
23315 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23316 CALL_EXPR arguments explicitly instead of as a list. Use
23317 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23319 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23320 (vrp_visit_stmt): Likewise.
23322 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23323 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23325 (force_move_till_expr): Likewise.
23327 * targhooks.c (default_external_stack_protect_fail): Use
23328 build_call_expr instead of build_function_call_expr.
23329 (default_hidden_stack_protect_fail): Likewise.
23331 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23334 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23335 and walk arguments explicitly.
23337 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23339 (expand_simple_operations): Likewise.
23340 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23342 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23343 of TREE_CODE_LENGTH.
23344 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23346 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23347 instead of TREE_CODE_LENGTH.
23349 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23350 (tree_ic_transform): Likewise.
23351 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23352 parameter instead of arglist. Fix callers.
23353 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23354 (tree_stringops_transform): Likewise.
23355 (tree_indirect_call_to_profile): Likewise.
23356 (tree_stringops_values_to_profile): Likewise.
23358 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23359 (eliminate_tail_call): Likewise.
23361 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23363 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23364 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23366 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23368 * omp-low.c (build_omp_barrier): Use build_call_expr.
23369 (lower_rec_input_clauses): Likewise.
23370 (lower_reduction_clauses): Likewise.
23371 (expand_parallel_call): Likewise.
23372 (maybe_catch_exception): Likewise.
23373 (expand_omp_for_generic): Likewise.
23374 (expand_omp_for_static_nochunk): Likewise.
23375 (expand_omp_sections): Likewise.
23376 (lower_omp_single_simple): Likewise.
23377 (lower_omp_single_copy): Likewise.
23378 (lower_omp_master): Likewise.
23379 (lower_omp_ordered): Likewise.
23380 (lower_omp_critical): Likewise.
23382 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23383 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23385 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23386 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23387 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23389 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23390 and generalize to handle any number of operands.
23391 (chrec_contains_undetermined): Likewise.
23392 (tree_contains_chrecs): Likewise.
23393 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23395 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23397 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23398 fold_call_expr instead of fold_builtin.
23399 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23400 match declarations there.
23401 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23404 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23407 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23408 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23410 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23413 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23414 (execute_cse_sincos): Use new CALL_EXPR accessors.
23416 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23418 * gimple-low.c (lower_function_body): Use build_call_expr.
23419 (lower_builtin_setjmp): Likewise.
23421 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23422 (set_storage_via_libcall): Likewise.
23423 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23424 instead of TREE_CODE_LENGTH.
23425 (expand_expr_real_1): Use new CALL_EXPR accessors.
23427 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23428 generalize to handle any number of operands.
23429 (TB_parent_eq): Likewise.
23431 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23432 (strip_builtin_expect): Likewise.
23434 * function.c (gimplify_parameters): Use build_call_expr.
23436 * tree-vectorizer.c (vect_is_simple_reduction): Use
23437 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23439 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23440 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23442 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23445 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23446 (gimplify_decl_expr): Likewise.
23447 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23448 Use new CALL_EXPR iterators.
23449 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23450 (gimplify_modify_expr_to_memset): Likewise.
23451 (gimplify_variable_sized_compare): Likewise.
23452 (gimplify_omp_atomic_fetch_op): Likewise.
23453 (gimplify_omp_atomic_pipeline): Likewise.
23454 (gimplify_omp_atomic_mutex): Likewise.
23455 (gimplify_function_tree): Likewise.
23457 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23458 (call_expr_flags): Likewise.
23459 (expand_call): Likewise.
23461 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23462 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23465 * coverage.c (create_coverage): Use build_call_expr.
23467 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23468 (temp_call_expr_obstack): New.
23469 (pool_copy_list): Delete.
23470 (temp_copy_call_expr): New.
23471 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23472 CALL_EXPR accessors. Get rid of special goo for copying argument
23473 lists and use temp_copy_call_expr instead.
23474 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23475 CALL_EXPR accessors.
23476 (create_expression_by_pieces): Likewise. Use build_call_array
23477 to construct the result instead of fold_build3.
23478 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23479 dealing with argument lists.
23480 (init_pre): Remove references to expression_node_pool and
23481 list_node_pool. Init temp_call_expr_obstack instead.
23482 (fini_pre): Remove references to expression_node_pool and
23485 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23486 and walk arguments explicitly instead of as a list.
23488 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23489 (mx_register_decls): Likewise.
23490 (mudflap_register_call): Likewise.
23491 (mudflap_finish_file): Likewise.
23493 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23494 (ipa_callsite_compute_param): Likewise.
23496 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23497 accessors and constructor.
23499 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23500 accessors and constructor.
23501 (convert_tramp_reference): Likewise.
23502 (convert_call_expr): Likewise.
23503 (finalize_nesting_tree_1): Likewise.
23505 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23508 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23510 * tree-inline.c (initialize_inlined_parameters): Pass entire
23511 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23513 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23514 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23516 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23518 (vectorizable_reduction): Likewise.
23519 (vectorizable_call): Use new CALL_EXPR iterators.
23520 (vectorizable_conversion): Use build_call_expr.
23521 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23522 (vect_gen_widened_results_half): Use build_call_expr.
23523 (vect_setup_realignment): Likewise.
23524 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23526 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23527 (pass_through_call): Likewise.
23528 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23531 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23532 (tree_gen_pow2_profiler): Likewise.
23533 (tree_gen_one_value_profiler): Likewise.
23534 (tree_gen_ic_func_profiler): Likewise.
23535 (tree_gen_average_profiler): Likewise.
23536 (tree_gen_ior_profiler): Likewise.
23538 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23539 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23540 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23542 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23543 of TREE_CODE_LENGTH.
23545 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23546 of TREE_CODE_LENGTH.
23548 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23550 (convert_to_integer): Likewise.
23552 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23555 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23556 Brooks Moses <brooks.moses@codesourcery.com>
23557 Lee Millward <lee.millward@codesourcery.com>
23559 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23561 * config/frv/frv.c (frv_expand_builtin): Likewise.
23562 * config/s390/s390.c (s390_expand_builtin): Likewise.
23564 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23565 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23568 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23569 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23570 (ix86_expand_store_builtin): Likewise.
23571 (ix86_expand_unop_builtin): Likewise.
23572 (ix86_expand_unop1_builtin): Likewise.
23573 (ix86_expand_sse_compare): Likewise.
23574 (ix86_expand_sse_comi): Likewise.
23575 (ix86_expand_vec_init_builtin): Likewise.
23576 (ix86_expand_vec_ext_builtin): Likewise.
23577 (ix86_expand_vec_set_builtin): Likewise.
23578 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23580 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23581 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23583 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23584 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23585 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23587 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23589 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23590 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23591 arglist. Use new CALL_EXPR accessors. Fix callers.
23592 (altivec_expand_abs_builtin): Likewise.
23593 (rs6000_expand_binop_builtin): Likewise.
23594 (altivec_expand_predicate_builtin): Likewise.
23595 (altivec_expand_lv_builtin): Likewise.
23596 (spe_expand_stv_builtin): Likewise.
23597 (altivec_expand_stv_builtin): Likewise.
23598 (rs6000_expand_ternop_builtin): Likewise.
23599 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23600 (altivec_expand_st_builtin): Likewise.
23601 (altivec_expand_dst_builtin): Likewise.
23602 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23603 arglist. Use new CALL_EXPR accessors. Fix callers.
23604 (altivec_expand_vec_set_builtin): Likewise.
23605 (altivec_expand_vec_ext_builtin): Likewise.
23606 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23607 (spe_expand_builtin): Likewise.
23608 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23609 arglist. Use new CALL_EXPR accessors. Fix callers.
23610 (spe_expand_evsel_builtin): Likewise.
23611 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23612 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23614 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23615 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23616 (arm_expand_unop_builtin): Likewise.
23617 (arm_expand_builtin): Use new CALL_EXPR accessors.
23619 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23622 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23623 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23625 (bfin_expand_unop_builtin): Likewise.
23626 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23628 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23629 Brooks Moses <brooks.moses@codesourcery.com>
23630 Lee Millward <lee.millward@codesourcery.com>
23632 * c-semantics.c (build_stmt): Add internal diagnostic check.
23634 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23635 accessors. Print arguments explicitly instead of as a list.
23637 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23639 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23640 (c_finish_omp_flish): Likewise.
23642 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23643 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23644 instead of TREE_CODE_LENGTH.
23645 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23646 (c_warn_unused_result): Likewise.
23648 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23651 * doc/invoke.texi (Warning Options): Remove
23652 -Werror-implicit-function-declaration.
23653 (Wimplicit-function-declaration): Update description.
23654 * opts.c (common_handle_option): Move handling of -Werror=* to...
23655 (enable_warning_as_error): ...here.
23656 * opts.h (enable_warning_as_error): Declare.
23657 * c-decl.c (implicit_decl_warning): Unless
23658 -Wno-implicit-function-declaration is given, emit a pedwarn if
23659 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23660 * c.opt (Wimplicit-function-declaration): Replace
23661 mesg_implicit_function_declaration with
23662 warn_implicit_function_declaration.
23663 * c-opts.c (c_common_handle_option):
23664 -Werror-implicit-function-declaration is exactly equal as
23665 -Werror=implicit-function-declaration.
23666 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23667 warn_implicit_function_declaration.
23668 (c_common_post_options): -Wimplict-function-declaration is enabled
23669 by default by -std=c99, otherwise is disabled by default.
23670 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23672 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23674 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23675 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23676 former is ignored but not the latter.
23678 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23680 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23681 is made and the reference doesn't use the alias set of its type,
23682 do not create the temporary using that type.
23684 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23686 * jump.c: Remove prototypes for delete_computation and
23687 delete_prior_computation.
23689 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23691 * jump.c (get_label_after): Delete.
23692 (get_label_before, delete_computation, delete_jump,
23693 delete_prior_computation, follow_jumps): Move...
23694 * reorg.c (delete_computation, delete_prior_computation): ... here...
23695 (get_label_before, delete_jump): ... making these static ...
23696 (follow_jumps): ... and simplifying this since it only runs after
23698 * rtl.h (get_label_after, get_label_before, delete_jump,
23699 follow_jumps): Delete prototypes.
23701 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23703 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23705 2007-02-15 Nick Clifton <nickc@redhat.com>
23707 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23708 order to prevent it from being munged by the target.
23710 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23712 * config/i386/i386.md: Remove misleading comment.
23714 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23716 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23717 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23720 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23722 * tree-sra.c (instantiate_missing_elements): Canonicalize
23724 (sra_build_assignment): New.
23725 (generate_copy_inout, generate_element_copy,
23726 generate_element_zero, generate_one_element_init): Use it.
23728 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23730 * tree-sra.c (instantiate_missing_elements): Canonicalize
23732 (sra_build_assignment): New.
23733 (generate_copy_inout, generate_element_copy,
23734 generate_element_zero, generate_one_element_init): Use it.
23736 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23738 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23741 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23743 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23744 types as aggregates not scalars.
23745 * function.c (assign_stack_temp_for_type): Likewise.
23747 2007-02-14 Roger Sayle <roger@eyesopen.com>
23748 Zdenek Dvorak <dvorakz@suse.cz>
23750 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23753 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23755 * passes.c (next_pass_1): Clear the next field of the copied
23758 2007-02-14 Richard Henderson <rth@redhat.com>
23760 * tree-sra.c (early_sra): New.
23761 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23762 (tree_sra_early, pass_sra_early): New.
23763 * tree-pass.h (pass_sra_early): Declare.
23764 * passes.c (init_optimization_passes): Use it.
23766 2007-02-14 Richard Guenther <rguenther@suse.de>
23768 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23770 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23772 PR tree-optimization/30771
23773 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23775 (vect_analyze_operations): Induction phis can now be marked as
23777 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23778 Update documentation accordingly.
23780 2007-02-14 Nick Clifton <nickc@redhat.com>
23782 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23783 most 3 arguments are supported.
23784 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23786 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23788 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23789 Ensure dst->current is valid.
23791 2007-02-13 Paul Brook <paul@codesourcery.com>
23793 * config.gcc: Add arm*-*-uclinux-*eabi.
23794 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23795 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23796 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23797 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23798 (LINK_SPEC): Define.
23799 (LIB_SPEC): Define.
23800 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23802 * config/arm/uclinux-eabi.h: New file.
23803 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23804 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23807 2007-02-13 Ian Lance Taylor <iant@google.com>
23809 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23810 * flags.h (warn_strict_overflow): Declare.
23811 (enum warn_strict_overflow_code): Define.
23812 (issue_strict_overflow_warning): New static inline function.
23813 * opts.c (warn_strict_overflow): New variable.
23814 (common_handle_option): Handle OPT_Wstrict_overflow and
23815 OPT_Wstrict_overflow_.
23816 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23818 * fold-const.c: Include intl.h.
23819 (fold_deferring_overflow_warnings): New static variable.
23820 (fold_deferred_overflow_warning): New static variable.
23821 (fold_deferred_overflow_code): New static variable.
23822 (fold_defer_overflow_warnings): New function.
23823 (fold_undefer_overflow_warnings): New function.
23824 (fold_undefer_and_ignore_overflow_warnings): New function.
23825 (fold_deferring_overflow_warnings_p): New function.
23826 (fold_overflow_warning): New static function.
23827 (make_range): Add strict_overflow_p parameter. Change all
23829 (extract_muldiv, extract_muldiv_1): Likewise.
23830 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23831 tree_expr_nonnegative_p.
23832 (fold_negate_expr): Call fold_overflow_warning.
23833 (fold_range_test): Likewise.
23834 (fold_comparison): Likewise.
23835 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23836 instead of tree_expr_nonnegative_p.
23837 (tree_expr_nonnegative_warnv_p): Rename from
23838 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23839 (tree_expr_nonnegative_p): New function.
23840 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23841 strict_overflow_p parameter.
23842 (tree_expr_nonzero_p): New function.
23843 * passes.c (verify_interpass_invariants): New static function.
23844 (execute_one_pass): Call it.
23845 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23847 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23848 (estimate_numbers_of_iterations): Likewise.
23849 (scev_probably_wraps_p): Likewise.
23850 * tree-ssa-ccp.c: Include "toplev.h".
23851 (evaluate_stmt): Defer fold overflow warnings until we know we are
23853 (struct fold_stmt_r_data): Add stmt field.
23854 (fold_stmt_r): Defer fold overflow warnings until we know we
23856 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23857 (fold_stmt_inplace): Likewise.
23858 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23859 (cleanup_control_expr_graph): Defer fold overflow warnings until
23860 we know we are going to optimize.
23861 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23862 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23864 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23865 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23866 * tree-ssa-loop-manip.c (create_iv): Likewise.
23867 * c-typeck.c (build_conditional_expr): Likewise.
23868 (build_binary_op): Likewise.
23869 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23870 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23871 (extract_range_from_unary_expr): Likewise.
23872 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23873 assuming that signed overflow does not occur.
23874 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23875 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23876 (fold_defer_overflow_warnings): Declare.
23877 (fold_undefer_overflow_warnings): Declare.
23878 (fold_undefer_and_ignore_overflow_warnings): Declare.
23879 (fold_deferring_overflow_warnings_p): Declare.
23880 (tree_expr_nonzero_warnv_p): Declare.
23881 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23882 of warning options.
23883 (Warning Options): Document -Wstrict-overflow.
23884 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23885 (tree-ssa-ccp.o): Likewise.
23886 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23887 (fold-const.o): Depend on intl.h.
23889 2007-02-13 Ian Lance Taylor <iant@google.com>
23891 PR middle-end/30751
23892 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23895 2007-02-13 Stuart Hastings <stuart@apple.com>
23897 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23899 2007-02-13 Richard Henderson <rth@redhat.com>
23901 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23902 handled_component_p before looking for the indirect_ref.
23904 2007-02-13 Richard Henderson <rth@redhat.com>
23906 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23907 remove flags clobber.
23908 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23909 (bswaphi_lowpart): New.
23910 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23911 remove TARGET_BSWAP test. Delete expander of the same name.
23913 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23914 (expand_unop): Use them.
23916 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23918 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23919 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23920 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23921 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23922 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23923 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23924 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23925 assembler dialect choice from asm templates.
23927 2007-02-12 Richard Henderson <rth@redhat.com>
23929 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23930 (fixuns_trunc<SSEMODEF>si2): Use it.
23931 * config/i386/sse.md (vec_setv4sf_0): Export.
23932 * config/i386/i386.c (ix86_build_const_vector): Export.
23933 (ix86_split_convert_uns_si_sse): Rename from
23934 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23935 * config/i386/i386-protos.h: Update.
23937 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23940 * c-typeck.c (c_finish_return): Improve warning message.
23942 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23944 * alias.c (find_symbolic_term): Delete unused function.
23946 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23948 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23949 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23950 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23952 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23954 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23955 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23956 the function, temporarily point the debug interface to the null one.
23958 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23960 * dwarf2out.c (round_up_to_align): New static function.
23961 (field_byte_offset): Use it to round the offset.
23963 2007-02-12 Richard Henderson <rth@redhat.com>
23965 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23966 (inswl_const): Export.
23968 2007-02-12 Richard Henderson <rth@redhat.com>
23970 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23971 result mode of the libcall, convert back to outmode.
23973 2007-02-12 Roger Sayle <roger@eyesopen.com>
23975 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23976 (bswapdi2): New define_expand to implement 32-bit implementation.
23978 2007-02-12 Nick Clifton <nickc@redhat.com>
23980 * doc/invoke.texi (Overall Options): Document --help=.
23981 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23982 (cc1_options): Pass --help= on to cc1.
23983 (display_help): Add description of --help=.
23984 (process_command): Add code to handle --help=. Allow translated
23985 --help and --target-help switches to be passed on to compiler
23987 (main): Remove unused if statement.
23988 * opts.c (columns): Remove.
23989 (LEFT_COLUMN): Define.
23990 (wrap_help): Add columns argument.
23991 (print_filtered_help): Change parameters to be an include bitmask,
23992 an exclude bitmask, an any bitmask and the column width. Move the
23993 code to display the params list here. Add code to display the
23994 status of options rather than their descriptions if the quiet flag
23996 (print_specific_help): Change parameters to be an include bitmask,
23997 an exclude bitmask and an any bitmask. Move code to look up the
23998 column width here. Decide upon the title for an options listing.
23999 (common_handle_options): Add code to handle --help=. Adapt code
24000 for --help and --target-help to use the revised form of the
24001 print_specific_help function.
24002 (print_help): Delete.
24003 (print_param_help): Delete.
24004 (print_switch): Delete.
24005 * opts.h (cl_lang_count): Add prototype.
24006 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24007 CL_MAX_OPTION_CLASS): New defines.
24008 * optc-gen.awk: Add construction of cl_lang_count.
24009 * c.opt: Add Warning attribute to warning options and Optimization
24010 attribute to optimization options.
24011 * common.opt: Likewise.
24013 Add -fhelp and -ftarget-help as aliases for the transformed --help
24014 and --target-help options.
24015 * opt-functions.awk: Add code to handle Warning and Optimization
24018 2007-02-12 Richard Henderson <rth@redhat.com>
24020 * config/alpha/constraints.md: New file.
24021 * config/alpha/alpha.c: Include tm-constrs.h.
24022 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24023 alpha_extra_constraint): Remove.
24024 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24025 * config/alpha/alpha-protos.h: Update.
24026 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24027 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24028 (EXTRA_CONSTRAINT): Remove.
24029 * config/alpha/alpha.md: Include constraints.md.
24030 (adddi splitter): Use satisfies_constraint_*.
24031 * config/alpha/predicates.md (add_operand): Likewise.
24032 (sext_add_operand, addition_operation): Likewise.
24034 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24036 PR tree-optimization/29145
24037 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24038 in our handling of restrict qualified pointers.
24040 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24043 * doc/invoke.texi (Wunused-value): Update description.
24044 (Wextra): Delete item.
24045 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24046 value of Wunused-value.
24047 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24048 (c_finish_stmt_expr): Don't check extra_warnings.
24049 (emit_side_effect_warnings): The caller is responsible to check
24052 2007-02-11 Roger Sayle <roger@eyesopen.com>
24053 Matt Thomas <matt@3am-software.com>
24055 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24057 2007-02-11 Roger Sayle <roger@eyesopen.com>
24059 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24060 comparisons of POPCOUNT against zero.
24061 (simplify_const_relational_operation): Likewise.
24063 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24065 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24067 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24069 * dwarf2out.c (root_type): Delete unused function.
24071 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24073 * genattrtab.c (contained_in_p): Delete unused function.
24074 (write_expr_attr_cache): Likewise.
24076 2007-02-11 Jan Hubicka <jh@suse.cz>
24078 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24081 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24083 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24084 to add the REG_EQ* note.
24085 * see.c (see_merge_one_use_extension): Likewise.
24086 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24087 turn REG_EQUAL notes into REG_EQUIV notes if the target
24088 register may have more than one set.
24089 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24090 * gcse.c (try_replace_reg): Likewise.
24091 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24092 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24093 more than one REG_EQUIV note.
24094 * reload1.c (gen_reload): Use set_unique_reg_note.
24096 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24098 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24099 (ix86_builtin_conversion): New function.
24101 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24104 * tree.h (DECL_REPLACEABLE_P): New macro.
24105 * except.c (set_nothrow_function_flags): Likewise.
24107 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24108 Ira Rosen <irar@il.ibm.com>
24109 Dorit Nuzman <dorit@il.ibm.com>
24111 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24112 * targhooks.c (default_builtin_vectorized_conversion): New.
24113 * targhooks.h (default_builtin_vectorized_function): New declaration.
24114 * target.h (struct vectorize): Add builtin_conversion field.
24115 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24116 stmt_vec_info_type value.
24117 (vectorizable_conversion): New declaration.
24118 * tree-vect-analyze.c (vect_analyze_operations): Add
24119 vectorizable_conversion call.
24120 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24121 * tree-vect-transform.c (vectorizable_conversion): New function.
24122 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24123 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24125 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24126 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24127 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24128 or ALTIVEC_BUILTIN_VCFSX.
24130 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24133 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24134 CONST_DOUBLE and operand 0 is a hard register.
24135 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24136 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24137 is a hard floating-point register.
24139 2007-02-10 Richard Henderson <rth@redhat.com>
24140 Jakub Jelinek <jakub@redhat.com>
24141 Alexandre Oliva <aoliva@redhat.com>
24143 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24144 * builtin-types.def (BT_WORD): Make unsigned.
24145 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24146 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24147 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24148 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24149 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24150 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24152 * expr.c (emutls_var_address): New.
24153 (expand_expr_real_1): Expand emulated tls.
24154 (expand_expr_addr_expr_1): Likewise.
24155 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24156 * output.h (emutls_finish): Declare.
24157 * toplev.c (compile_file): Call it.
24158 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24159 address before wrapping in CONST.
24160 * varasm.c (emutls_htab, emutls_object_type): New.
24161 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24162 (get_emutls_object_name, get_emutls_object_type): New.
24163 (get_emutls_init_templ_addr, emutls_decl): New.
24164 (emutls_common_1, emutls_finish): New.
24165 (assemble_variable): When emulating tls, swap decls; generate
24166 constructor for the emutls objects.
24167 (do_assemble_alias): When emulating tls, swap decl and target name.
24168 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24170 * varpool.c (decide_is_variable_needed): Look at force_output.
24171 Recurse for emulated tls.
24172 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24173 with decide_is_variable_needed.
24174 * emutls.c: New file.
24175 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24176 tls_object for real tls.
24178 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24180 PR rtl-optimization/29599
24181 * reload1.c (eliminate_regs_in_insn): Take the destination
24182 mode into account when computing the offset.
24184 2007-02-09 Stuart Hastings <stuart@apple.com>
24185 Richard Henderson <rth@redhat.com>
24187 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24188 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24189 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24190 fixuns_truncdfhi2): New.
24191 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24192 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24193 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24194 (floatunssidf2): Allow nonimmediate source.
24195 * config/i386/sse.md (movdi_to_sse): New.
24196 (vec_concatv2di): Drop '*'.
24197 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24198 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24199 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24201 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24202 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24203 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24204 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24205 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24206 ix86_build_const_vector.
24207 (x86_emit_floatuns): Rewrite.
24209 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24211 * genautomata.c (longest_path_length): Delete unused function.
24212 (struct state): Delete unused longest_path_length.
24213 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24214 (get_free_state): Delete unused.
24216 2007-02-09 Jan Hubicka <jh@suse.cz>
24218 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24219 * doc/invoke.texi (inline-unit-growth): Update default value.
24221 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24222 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24223 (rebuild_cgraph_edges): Likewise.
24224 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24225 (dump_cgraph_node): Dump frequencies.
24226 (cgraph_clone_edge): Add frequency scales.
24227 (cgraph_clone_node): Add freuqnecy.
24228 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24229 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24230 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24231 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24232 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24233 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24234 (save_inline_function_body): Likewise.
24235 * ipa-inline.c: inluce rtl.h
24236 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24237 (cgraph_edge_badness): Use frequencies.
24238 (cgraph_decide_recursive_inlining): Update clonning.
24239 (cgraph_decide_inlining_of_small_function): Dump frequency.
24240 * predict.c (estimate_bb_frequencies): Export.
24241 * predict.h (estimate_bb_frequencies): Declare.
24242 * tree-inline.c (copy_bb): Watch overflows.
24243 (expand_call_inline): Update call of cgraph_create_edge.
24244 (optimize_inline_calls): Use TODO flags to update frequnecies.
24245 * passes.h: Include predict.h
24246 (init_optimization_passes): Move profile ahead.
24247 (execute_function_todo): Handle TODO_rebuild_frequencies.
24249 2007-02-09 Roger Sayle <roger@eyesopen.com>
24251 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24252 the insbl or inswl pattern into a register.
24254 2007-02-09 Roger Sayle <roger@eyesopen.com>
24256 * config/ia64/ia64.md (bswapdi2): New define_insn.
24258 2007-02-09 Richard Henderson <rth@redhat.com>
24260 * config/i386/constraints.md (Ym): New constraint.
24261 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24262 (movdi_1_rex64): Split sse and xmm general register moves from
24263 memory move alternatives. Use conditional register constraints.
24264 (movsf_1, movdf_integer): Likewise.
24265 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24266 (movdf_integer_rex64): New.
24267 (pushsf_rex64): Fix output constraints.
24268 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24269 (sse2_stored): Likewise.
24270 (sse2_storeq_rex64): New.
24271 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24272 amd and not generic.
24273 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24274 for optimize_size. Remove SF/DFmode hack.
24276 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24278 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24281 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24282 Richard Sandiford <richard@codesourcery.com>
24284 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24285 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24286 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24287 m68k/t-mlib to tmake_file.
24288 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24289 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24290 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24291 Allow it to be cf or m68k. Set m68k_arch_family. If that
24292 variable is not empty, add t-$m68k_arch_family to tmake_file.
24293 Add t-mlibs to tmake_file.
24294 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24295 * config/m68k/t-cf: New file.
24296 * config/m68k/t-m68k: Likewise.
24297 * config/m68k/t-mlibs: Likewise.
24298 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24299 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24300 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24301 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24302 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24304 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24305 (INSTALL_LIBGCC): Delete.
24306 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24307 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24308 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24309 (M68K_MLIB_CPU): Define.
24310 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24311 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24312 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24314 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24315 Richard Guenther <rguenther@suse.de>
24317 PR middle-end/23361
24318 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24319 against INT_MIN/INT_MAX.
24320 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24321 file if a loop is removed.
24323 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24325 * calls.c (store_one_arg): Pass correct alignment to
24326 emit_push_insn for non-BLKmode values.
24327 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24328 unaligned stack slot via a suitably aligned slot.
24330 2007-02-08 DJ Delorie <dj@redhat.com>
24332 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24334 (legal_subregs): Use unsigned char, make const.
24335 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24337 2007-02-08 Paul Brook <paul@codesourcery.com>
24339 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24340 special interworking needed.
24342 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24344 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24345 conditional to __SSE2__.
24346 (Entries below should have been added to first ChangeLog
24347 entry for amdfam10 dated 2007-02-05)
24348 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24350 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24352 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24355 2007-02-08 DJ Delorie <dj@redhat.com>
24357 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24358 * config/m32c/m32c.c (legal_subregs): New.
24359 (m32c_illegal_subreg_p): New.
24360 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24361 unsupported subregs of hard regs.
24363 2007-02-08 Jan Hubicka <jh@suse.cz>
24365 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24366 the same one; always update histograms.
24368 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24370 * passes.c (init_optimization_passes): Tidy comment.
24372 2007-02-08 Roger Sayle <roger@eyesopen.com>
24374 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24375 strip zero_extend, bswap and rotates from POCOUNT's argument.
24376 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24377 zero_extend and rotates from PARITY's argument.
24378 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24379 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24380 of an integer constant at compile-time.
24382 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24385 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24387 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24390 * tree-ssa-live.c (remove_unused_locals): Do not remove
24391 TREE_ADDRESSABLE variables.
24392 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24393 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24394 FOR_CLOBBER. Update all users.
24395 If VAR has an associated alias set, add a virtual operand for
24396 it if no alias is found to conflict with the memory reference.
24398 2007-02-07 Jan Hubicka <jh@suse.cz>
24399 Robert Kidd <rkidd@crhc.uiuc.edu>
24401 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24403 2007-02-07 Ian Lance Taylor <iant@google.com>
24405 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24407 2007-02-07 Roger Sayle <roger@eyesopen.com>
24409 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24410 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24411 tablejumpdi, movsi_to_cr_one): Remove constraints from
24412 define_expand's match_operands.
24414 2007-02-07 Roger Sayle <roger@eyesopen.com>
24416 * global.c (compute_regsets): Move declatation of "i" inside of
24417 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24419 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24422 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24423 of INDIRECT_REF <RESULT_DECL>.
24425 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24427 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24428 Kaz Kojima <kkojima@gcc.gnu.org>
24431 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24433 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24435 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24437 * doc/loop.texi: Document possibility not to perform disambiguation
24438 of loops with multiple latches.
24439 * cfgloopmanip.c (alp_enum_p): Removed.
24440 (add_loop): Handle subloops. Use get_loop_body_with_size.
24441 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24442 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24443 the new forwarder block.
24444 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24445 Handle the case latch is NULL.
24446 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24447 modifications when marking loop exits.
24448 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24450 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24451 disambiguate_loops_with_multiple_latches.
24452 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24453 before fix_loop_structure.
24454 * cfgloop.c: Include pointer-set.h and output.h.
24455 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24456 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24457 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24458 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24459 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24460 disambiguate_multiple_latches, get_loop_body_with_size,
24461 disambiguate_loops_with_multiple_latches): New functions.
24462 (flow_loop_dump): Dump multiple latch edges.
24463 (flow_loop_nodes_find): Handle loops with multiple latches.
24464 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24465 (glb_enum_p): Modified.
24466 (get_loop_body): Use get_loop_body_with_size.
24467 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24468 (AVOID_CFG_MODIFICATIONS): New constant.
24469 (disambiguate_loops_with_multiple_latches, add_loop,
24470 get_loop_body_with_size): Declare.
24471 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24473 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24475 PR inline-asm/28686
24476 * global.c (compute_regsets): New function.
24477 (global_alloc): Refactored ELIMINABLE_REGSET
24478 and NO_GLOBAL_ALLOC_REGS computation out.
24479 (rest_of_handle_global_alloc): Call compute_regsets()
24480 for non-optimizing case.
24482 2007-02-06 Richard Henderson <rth@redhat.com>
24484 * config/i386/constraints.md (Y2): Rename from Y.
24485 (Yi): New constraint.
24486 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24487 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24488 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24489 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24490 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24491 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24492 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24493 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24494 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24495 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24496 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24497 vec_extractv2si_1): Change Y constraints to Y2.
24498 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24499 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24500 Change Y constraints to Y2.
24501 (sse2_loadld): Change Y constraints to x.
24503 2007-02-06 Roger Sayle <roger@eyesopen.com>
24505 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24506 (parity<mode>2): New define_expand using rs6000_emit_parity.
24507 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24508 rs6000_emit_parity): New functions.
24509 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24510 rs6000_emit_parity): Prototype here.
24512 2007-02-06 Ian Lance Taylor <iant@google.com>
24514 * lower-subreg.c (simple_move_operand): Reject CONST.
24515 (resolve_clobber): Call validate_change rather than directly
24516 assigning to XEXP (pat, 0).
24518 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24520 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24521 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24522 (tree-cfg.o): Remove hashtab.h dependency.
24524 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24525 (struct ivopts_data): Change niters to pointer_map_t.
24526 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24527 (niter_for_exit): Create pointer_map on demand. Change for
24529 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24530 (free_loop_data): Destroy data->niters if created and reset field.
24531 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24532 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24534 * tree-ssa-reassoc.c: Include pointer-set.h.
24535 (bb_rank): Change to long *.
24536 (operand_rank): Change to pointer_map_t.
24537 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24538 (insert_operand_rank): Accept long.
24539 (operand_entry_hash, operand_entry_eq): Remove.
24540 (get_rank): Return long. Adjust for changes above.
24541 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24543 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24545 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24546 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24547 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24549 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24550 directly since it cannot be NULL.
24551 (get_vi_for_tree): Rewrite for pointer_map API.
24552 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24553 (init_alias_vars): Create vi_for_tree as pointer_map.
24554 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24556 * tree-cfg.c: Don't include hashtab.h.
24557 (edge_to_cases): Declare as pointer_map.
24558 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24560 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24561 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24562 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24564 (record_switch_edge): Delete.
24565 (get_cases_for_edge): Adjust for pointer_map API, inline
24566 record_switch_edge (rewritten for new API), remove goto.
24568 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24570 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24571 * tree-nested.c: Include pointer-set.h.
24572 (var_map_elt, var_map_eq, var_map_hash): Delete.
24573 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24574 to pointer_map_t's.
24575 (nesting_info_bitmap_obstack): New.
24576 (lookup_field_for_decl): Adjust for pointer_map API.
24577 (lookup_tramp_for_decl): Adjust for pointer_map API.
24578 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24579 (get_local_debug_decl): Adjust for pointer_map API.
24580 (convert_nl_goto_reference): Adjust for pointer_map API.
24581 (convert_nl_goto_receiver): Adjust for pointer_map API.
24582 (create_nesting_tree): Create outside GGC space. Create bitmap on
24583 the new obstack. Create field_map and var_map as pointer_maps.
24584 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24586 (lower_nested_functions): Move root here, no need to NULL it.
24587 Initialize and release the obstack.
24589 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24591 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24592 Remove prototypes and make them non-static.
24593 (struct tree_int_map): Remove.
24594 * tree.h (struct tree_int_map): Move here, turning TO into an
24596 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24598 * tree.h (TREE_COMPLEXITY): Remove.
24599 (struct tree_exp): Remove complexity field.
24600 * tree.c (build1_stat): Don't set it.
24602 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24603 Victor Kaplansky <victork@il.ibm.com>
24605 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24606 (vect_is_simple_reduction): Support reduction with induction as
24607 one of the operands.
24608 (vect_is_simple_iv_evolution): Fix formatting.
24609 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24610 formatting. Don't mark induction phis for vectorization.
24611 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24612 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24613 (vect_get_vec_def_for_operand): Support induction.
24614 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24616 (vectorizable_reduction): Support reduction with induction as one of
24618 (vectorizable_type_demotion): Use def-type of stmt argument rather
24619 than dummy def-type.
24621 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24622 flag_tree_scev_cprop.
24623 * common.opt (tree-scev-cprop): New flag.
24625 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24626 call to vect_get_new_vect_var.
24628 2007-02-06 Ira Rosen <irar@il.ibm.com>
24630 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24631 vectype is not NULL.
24632 (vect_pattern_recog_1): Likewise.
24634 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24636 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24637 (fold_negate_expr): Likewise.
24639 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24642 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24643 even if cv-qualification is the same.
24645 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24647 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24648 __enable_execute_stack on completion.
24650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24652 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24653 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24654 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24655 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24656 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24657 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24658 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24659 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24661 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24663 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24664 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24665 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24666 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24667 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24668 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24669 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24670 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24671 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24672 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24673 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24674 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24675 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24676 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24677 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24678 sqrtextenddfxf2_i387): Added amdfam10_decode.
24680 * config/i386/athlon.md (athlon_idirect_amdfam10,
24681 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24682 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24683 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24684 athlon_ivector_store_amdfam10): New define_insn_reservation.
24685 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24690 * config/i386/athlon.md (athlon_call_amdfam10,
24691 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24692 define_insn_reservation.
24693 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24694 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24695 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24699 * config/i386/athlon.md (athlon_sseld_amdfam10,
24700 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24701 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24703 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24705 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24706 define_insn_reservation.
24707 * config/i386/i386.md (sseins): Added sseins to define_attr type
24708 and define_attr unit.
24709 * config/i386/sse.md: Set type attribute to sseins for insertq
24712 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24714 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24715 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24716 ssecomi_load_amdfam10, ssecomi_amdfam10,
24717 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24718 define_insn_reservation.
24719 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24721 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24723 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24724 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24725 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24726 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24727 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24728 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24729 define_insn_reservation.
24731 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24732 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24733 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24734 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24735 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24737 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24739 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24740 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24741 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24742 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24743 athlon_ssemul_load_k8): Added amdfam10.
24745 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24747 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24748 (x86_sse_unaligned_move_optimal): New variable.
24750 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24752 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24753 for unaligned vector SSE double/single precision loads for AMDFAM10.
24755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24757 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24758 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24759 Define TARGET_CPU_DEFAULT_amdfam10.
24760 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24761 (processor_type): Add PROCESSOR_AMDFAM10.
24763 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24764 processor_type in config/i386/i386.h.
24765 Enable imul peepholes for TARGET_AMDFAM10.
24767 * config.gcc: Add support for --with-cpu option for amdfam10.
24769 * config/i386/i386.c (amdfam10_cost): New variable.
24770 (m_AMDFAM10): New macro.
24771 (m_ATHLON_K8_AMDFAM10): New macro.
24772 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24773 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24774 x86_promote_QImode, x86_integer_DFmode_moves,
24775 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24776 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24777 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24778 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24779 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24780 Enable/disable for amdfam10.
24781 (override_options): Add amdfam10_cost to processor_target_table.
24782 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24783 processor_alias_table.
24784 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24785 (ix86_adjust_cost): Add code for amdfam10.
24787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24789 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24790 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24791 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24792 * config/i386/i386.h: Add builtin definition for SSE4A.
24793 * config/i386/i386.md: Add support for ABM instructions
24794 (popcnt and lzcnt).
24795 * config/i386/sse.md: Add support for SSE4A instructions
24796 (movntss, movntsd, extrq, insertq).
24797 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24798 Add -march=amdfam10 flag.
24799 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24800 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24802 * doc/extend.texi: Add documentation for SSE4A builtins.
24804 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24806 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24808 2007-02-05 Richard Guenther <rguenther@suse.de>
24810 * tree-vectorizer.h (vectorizable_function): Add argument type
24811 argument, change return type.
24812 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24813 * tree-vect-transform.c (vectorizable_function): Handle extra
24814 argument, return vectorized function decl.
24815 (build_vectorized_function_call): Remove.
24816 (vectorizable_call): Handle calls with result and argument types
24817 differing. Handle loop vectorization factor correctly.
24818 * targhooks.c (default_builtin_vectorized_function): Adjust for
24820 * targhooks.h (default_builtin_vectorized_function): Likewise.
24821 * target.h (builtin_vectorized_function): Add argument type
24823 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24824 extra argument, allow vectorizing of lrintf.
24825 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24826 documentation of target hook.
24828 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24831 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24832 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24833 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24835 2007-02-05 Roger Sayle <roger@eyesopen.com>
24837 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24838 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24839 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24840 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24841 before canonicalizing sincos to cexpi.
24842 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24844 2007-02-05 Roger Sayle <roger@eyesopen.com>
24846 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24847 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24848 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24850 2007-02-05 Roger Sayle <roger@eyesopen.com>
24852 * mips-tfile.c (initialize_init_file): Correct endianness test.
24854 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24856 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24857 the 'y' constraint.
24859 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24861 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24862 saves in a PARALLEL before the register assignments.
24864 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24866 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24867 DWARF_FRAME_RETURN_COLUMN to be a general register.
24868 * dwarf2out.c (init_return_column_size): New function, split from...
24869 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24870 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24871 to be nongeneral registers.
24872 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24874 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24875 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24877 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24879 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24881 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24883 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24884 (remove_path): Use can_remove_branch_p and remove_branch instead
24885 of loop_delete_branch_edge.
24886 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24887 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24888 Update profile using scale_dominated_blocks_in_loop.
24889 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24890 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24891 (can_remove_branch_p, remove_branch): Declare.
24892 * tree-cfg.c (tree_can_remove_branch_p): New function.
24893 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24894 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24895 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24897 2007-02-05 Jan Hubicka <jh@suse.cz>
24899 PR middle-end/30696
24900 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24901 nodes in cgraph, don't remove offline copy of the function.
24903 2007-02-04 Jan Hubicka <jh@suse.cz>
24905 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24906 vectors might cause maybe_lookup_element_for_expr to be called
24907 on non-sra-candidate.
24909 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24911 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24912 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24913 spelling conventions.
24915 2007-02-04 Richard Guenther <rguenther@suse.de>
24917 PR middle-end/30636
24918 * fold-const.c (try_move_mult_to_index): Make sure to not
24919 overflow one dimension of a multi-dimensional array access.
24921 2007-02-04 Jan Hubicka <jh@suse.cz>
24923 * passes.c (init_optimization_passes): Reindent.
24925 2007-02-04 Jan Hubicka <jh@suse.cz>
24926 Eric Botcazou <ebotcazou@adacore.com>
24928 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24929 (execute_fixup_cfg): Break out the abnormal goto code.
24930 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24931 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24932 (optimize_inline_calls): Call make_nonlocal_label_edges.
24934 2007-02-04 Jan Hubicka <jh@suse.cz>
24936 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24937 true when something was changed.
24938 (rename_ssa_copies): When something was changed, do
24939 TODO_remove_unused_locals.
24940 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24941 add TODO_remove_unused_locals when instruction was removed.
24943 2007-02-04 Jan Hubicka <jh@suse.cz>
24945 * ipa-inline.c (try_inline): Improve debug output; work on already
24947 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24948 call try_inline for already inlined edges too when flattening;
24949 inline also functions that make callee growth but overall unit size
24952 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24954 * config/m32c/bitops.md, config/m32c/jump.md,
24955 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24956 config/m32r/m32r.h, config/m32r/m32r.md,
24957 config/m32r/predicates.md, config/m68hc11/larith.asm,
24958 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24959 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24960 config/mips/mips-protos.h, config/mips/mips.c,
24961 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24962 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24963 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24964 spelling conventions.
24966 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24967 Follow spelling conventions.
24969 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24971 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24972 warn about C++0x compatibility.
24974 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24976 * config/h8300/h8300.c, config/h8300/h8300.h,
24977 config/h8300/h8300.md: Follow spelling conventions.
24979 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24981 PR middle-end/30667
24982 * combine.c (try_combine): Do not substitute source operand
24983 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24985 2007-02-03 Jan Hubicka <jh@suse.cz>
24987 PR gcov-profile/30650
24988 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24989 do not divide by zero for never executed counters.
24990 (tree_find_values_to_profile): Fix counters.
24991 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24993 2007-02-03 Ian Lance Taylor <iant@google.com>
24995 * lower-subreg.c (simple_move_operand): New static function,
24996 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24998 (simple_move): Call simple_move_operand.
24999 (find_decomposable_subregs): Add special handling of MEMs.
25000 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25001 meaning of return value. If we see a hard register, test whether
25002 it can store a word_mode value. Change all callers.
25004 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25006 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25007 ftrapv insns and expanders.
25008 (subdi3): Change define_expand operand 1 to arith11_operand, and
25009 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25010 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25011 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25014 PR middle-end/30174
25015 * varasm.c (notice_global_symbol): Treat global objects as weak when
25016 flag_shlib is true.
25018 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25020 * emit-rtl.c (dconstpi): Delete.
25021 (dconstsqrt2): New.
25022 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25023 * real.h (dconstpi): Delete.
25024 (dconstsqrt2): New.
25025 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25026 (fold_builtin_hypot): Likewise.
25028 2007-02-03 Tom Tromey <tromey@redhat.com>
25031 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25032 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25034 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25036 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25037 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25038 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25039 config/rs6000/cell.md, config/rs6000/darwin.h,
25040 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25041 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25042 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25043 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25044 typos. Follow spelling conventions.
25045 * doc/invoke.texi: Follow spelling conventions.
25047 2007-02-03 Roger Sayle <roger@eyesopen.com>
25049 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25050 canonicalization transformations that attempt to simplify integer
25051 constant comparisons to become comparisons against zero.
25053 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25055 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25057 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25058 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25060 2007-02-02 Mike Stump <mrs@apple.com>
25062 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25063 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25064 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25065 generate a branch island.
25067 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25069 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25070 (xtensa_legitimate_address_p): New.
25071 (xtensa_legitimize_address): New.
25072 (xtensa_output_addr_const_extra): New.
25073 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25075 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25076 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25077 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25078 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25079 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25080 (xtensa_legitimize_address): New.
25081 (xtensa_output_addr_const_extra): New.
25083 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25085 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25087 2007-02-02 Ian Lance Taylor <iant@google.com>
25089 * expmed.c (expand_divmod): Add comment.
25091 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25093 * emit-rtl.c (renumber_insns): Remove.
25094 * flags.h: Remove the extern for flag_renumber_insns.
25095 * rtl.h: Remove the prototype for renumber_insns.
25096 * toplev.c (flag_renumber_insns): Remove.
25098 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25100 Revert for x86 darwin:
25101 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25103 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25104 code before the following patch under TARGET_MACHO.
25105 (ix86_function_value_regno_p): Likewise.
25107 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25109 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25112 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25115 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25116 loads to general or fp registers. Add comments.
25117 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25119 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25121 * pointer-set.c (insert_aux): Only return insertion slot.
25122 (pointer_set_insert): Adjust.
25123 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25124 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25125 pointer_map_traverse): New.
25126 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25127 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25128 pointer_map_contains, pointer_map_traverse): Declare.
25130 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25132 PR middle-end/30473
25133 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25134 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25136 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25138 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25140 (struct _dep): New type.
25141 (dep_t): New typedef.
25142 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25143 (DEP_STATUS): New access macro. The macro with the same name was
25144 renamed to DEP_LINK_STATUS.
25145 (dep_init): Declare function
25147 (struct _dep_link): New type.
25148 (dep_link_t): New typedef.
25149 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25150 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25151 (DEP_LINK_STATUS): New macro.
25152 (debug_dep_links): New debug function.
25154 (struct _deps_list): New type.
25155 (deps_list_t): New typedef.
25156 (DEPS_LIST_FIRST): New access macro.
25157 (FOR_EACH_DEP_LINK): New cycle macro.
25158 (create_deps_list, free_deps_list, delete_deps_list): Declare
25160 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25161 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25162 (copy_deps_list_change_con): Ditto.
25164 (move_dep_link): Declare function.
25166 (struct _dep_node): New type.
25167 (dep_node_t): New typedef.
25168 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25170 (struct haifa_insn_data.back_deps): New field to hold backward
25171 dependencies of the insn.
25172 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25174 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25175 Change its type to deps_list_t.
25176 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25177 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25178 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25180 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25182 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25184 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25186 (dep_cost): Declare.
25188 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25189 (ds_to_dk, dk_to_ds): New functions.
25191 (init_dep_1): New static function.
25192 (init_dep): New function.
25193 (copy_dep): New static function.
25195 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25197 (detach_dep_link): New static function.
25198 (move_dep_link): New function.
25200 (dep_links_consistent_p, dump_dep_links): New static functions.
25201 (debug_dep_links): New debugging function.
25203 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25205 (alloc_deps_list, init_deps_list): New static functions.
25206 (create_deps_list): New function.
25207 (clear_deps_list): New static function.
25208 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25209 (deps_list_consistent_p, dump_deps_list): New static functions.
25210 (debug_deps_list): New function.
25211 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25213 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25215 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25216 use new scheduler dependencies lists.
25217 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25218 (sched_analyze): Ditto. Initialize dependencies lists.
25219 (add_forw_dep, compute_forward_dependences): Update to use new
25220 scheduler dependencies lists.
25222 (init_dependency_caches): Init deps_obstack.
25223 (free_dependency_caches): Free deps_obstack.
25225 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25226 new scheduler dependencies lists.
25227 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25228 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25230 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25231 Update to use new scheduler dependencies lists.
25232 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25233 (debug_dependencies): Ditto.
25234 (schedule_region): Update comments.
25236 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25237 scheduler dependencies lists.
25238 (schedule_ebb): Update comments.
25240 * rtl.def (DEPS_LIST): Remove.
25242 * lists.c (unused_deps_list): Remove.
25243 (free_list): Update assertions.
25245 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25246 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25248 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25249 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25251 * haifa-sched.c (comments): Update.
25252 (insn_cost1): Remove. Inline the code into insn_cost ().
25253 (insn_cost): Update to use new scheduler dependencies lists. Move
25254 processing of the dependency cost to dep_cost ().
25255 (dep_cost): New function. Use it instead of insn_cost () when
25256 evaluating cost of the dependency. Use compatible interface to
25257 interact with the target.
25258 (priority): Update to use new scheduler dependencies lists.
25259 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25260 with greater number of insns that depend on the insn.
25261 (schedule_insn): Update to use new scheduler dependencies lists. Add
25262 code to free backward dependencies lists. Inline and optimize code
25263 from resolve_dep () - see PR28071.
25264 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25265 lists. Update call to targetm.sched.is_costly_dependence hook.
25267 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25268 scheduler dependencies lists.
25270 (resolve_dep): Remove. Move the logic to schedule_insn ().
25271 (init_h_i_d): Initialize dependencies lists.
25273 (process_insn_depend_be_in_spec): Rename to
25274 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25275 dependencies lists.
25276 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25277 Update to use new scheduler dependencies lists.
25278 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25280 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25281 new scheduler dependencies lists.
25282 (build_intra_loop_deps): Ditto.
25284 * target.h (struct _dep): Declare to use in
25285 gcc_target.sched.is_costly_dependence.
25286 (struct gcc_target.sched.adjust_cost): Fix typo.
25287 (struct gcc_target.sched.is_costly_dependence): Change signature to
25288 use single dep_t parameter instead of an equivalent triad.
25289 (struct gcc_target.sched.adjust_cost_2): Remove.
25291 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25293 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25295 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25297 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25299 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25300 (REG_DEP_TRUE): Document.
25302 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25303 Change signature to correspond to the targetm.sched.adjust_cost hook.
25304 Update use in TARGET_SCHED_ADJUST_COST_2.
25305 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25306 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25307 new scheduler dependencies lists.
25308 (ia64_gen_check): Ditto.
25310 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25311 scheduler dependencies lists.
25313 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25314 signature to correspond to the targetm.sched.is_costly_dependence hook.
25315 (is_costly_group): Update to use new scheduler dependencies lists.
25317 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25318 instead of INSN_COST () macro.
25320 2007-02-01 Ian Lance Taylor <iant@google.com>
25322 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25324 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25326 * pa.md (tp_load): Correct mfctl instruction syntax.
25328 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25330 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25331 altivec_padding_size calculation on AIX. Improve comment, add
25332 assert to verify that it's right.
25334 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25337 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25339 PR inline-asm/28686
25340 * global.c (global_alloc): Add mising initialization of
25343 2007-02-01 Roger Sayle <roger@eyesopen.com>
25345 * alias.c (init_alias_analysis): Correct whitespace.
25346 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25347 partition_hot_cold_basic_blocks): Likewise.
25348 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25349 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25350 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25351 fold_builtin_snprintf_chk, fold_builtin_printf,
25352 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25353 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25354 * cfgcleanup.c (cleanup_cfg): Likewise.
25355 * cfgexpand.c (tree_expand_cfg): Likewise.
25356 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25357 * function.c (get_next_funcdef_no): Likewise.
25358 * gengtype.c (main): Likewise.
25359 * genmodes.c (main): Likewise.
25360 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25361 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25362 * ifcvt.c (noce_emit_move_insn): Likewise.
25363 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25365 * stor-layout.c (get_best_mode): Likewise.
25366 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25367 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25368 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25369 perform_var_substitution, solve_graph): Likewise.
25370 * tree-vrp.c (vrp_finalize): Likewise.
25372 2007-02-01 Ian Lance Taylor <iant@google.com>
25374 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25375 high part of a paradoxical subreg, return a constant zero.
25377 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25379 * toplev.c (lang_dependent_init): Call init_set_costs.
25380 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25382 2007-02-01 Richard Guenther <rguenther@suse.de>
25384 PR middle-end/30656
25385 * fold-const.c (fold_negate_expr): Allow negating a
25386 constant if overflow does not change.
25388 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25390 * doc/c-tree.texi (Expression trees): Improve markup.
25391 * doc/tm.texi (Register Classes, Addressing Modes)
25392 (Floating Point): Fix spacing after abbreviations. Fix some
25395 2007-02-01 Ben Elliston <bje@au.ibm.com>
25397 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25398 * doc/contrib.texi: Likewise.
25399 * doc/install.texi: Likewise.
25401 2007-01-31 Richard Henderson <rth@redhat.com>
25402 Ian Lance Taylor <iant@google.com>
25404 * lower-subreg.c: New file.
25405 * rtl.def (CONCATN): Define.
25406 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25407 pass_lower_subreg2.
25408 * emit-rtl.c (update_reg_offset): New static function, broken out
25409 of gen_rtx_REG_offset.
25410 (gen_rtx_REG_offset): Call update_reg_offset.
25411 (gen_reg_rtx_offset): New function.
25412 * regclass.c: Revert patch of 2006-03-05, restoring
25414 (clear_reg_info_regno): New function.
25415 * dwarf2out.c (concatn_loc_descriptor): New static function.
25416 (loc_descriptor): Handle CONCATN.
25417 * common.opt (fsplit_wide_types): New option.
25418 * opts.c (decode_options): Set flag_split_wide_types when
25420 * timevar.def (TV_LOWER_SUBREG): Define.
25421 * rtl.h (gen_reg_rtx_offset): Declare.
25422 (reg_scan_update): Declare.
25423 * regs.h (clear_reg_info_regno): Declare.
25424 * tree-pass.h (pass_lower_subreg): Declare.
25425 (pass_lower_subreg2): Declare.
25426 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25427 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25428 -fsplit-wide-types.
25429 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25430 * Makefile.in (OBJS-common): Add lower-subreg.o.
25431 (lower-subreg.o): New target.
25433 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25435 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25437 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25440 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25442 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25444 PR middle-end/29335
25445 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25447 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25449 * cfgloop.h: Include vec-prim.h.
25450 (enum li_flags): Remove LI_ONLY_OLD.
25451 (loop_iterator): Changed.
25452 (fel_next, fel_init): Iterate over loop tree.
25453 (FOR_EACH_LOOP_BREAK): New macro.
25454 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25456 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25457 * modulo-sched.c (sms_schedule): Ditto.
25458 * tree-vectorizer.c (vectorize_loops): Ditto.
25459 * doc/loop.texi: Update information on loop numbering and behavior of
25460 FOR_EACH_LOOP wrto new loops.
25461 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25462 add_to_evolution_1): Test nestedness of loops instead of comparing
25464 * tree-chrec.c (chrec_fold_plus_poly_poly,
25465 chrec_fold_multiply_poly_poly, chrec_evaluate,
25466 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25467 reset_evolution_in_loop): Ditto.
25468 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25470 2007-01-31 Dirk Mueller <dmueller@suse.de>
25472 * c-common.c (warn_about_parentheses): Separate warning about
25473 un-parenthized sequence of comparison operators from the one
25474 which is supposed to warn about x <= y <= z.
25476 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25478 * optabs.h (enum optab_index): Add new OTI_isinf.
25479 (isinf_optab): Define corresponding macro.
25480 * optabs.c (init_optabs): Initialize isinf_optab.
25481 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25483 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25484 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25486 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25487 expand_builtin_interclass_mathfn.
25488 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25489 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25490 (fxam<mode>2_i387): New insn pattern.
25491 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25492 built-in functions as x87 inline asm.
25494 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25496 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25498 2007-01-30 Eric Christopher <echristo@apple.com>
25500 * config.gcc: Add geode.
25502 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25504 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25505 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25506 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25507 value-prof.c: Fix comment typos.
25509 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25512 * doc/invoke.texi (Wpointer-arith): Document warning.
25514 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25516 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25517 the list of discrepancies from the draft TR.
25519 2007-01-30 Dirk Mueller <dmueller@suse.de>
25522 * doc/invoke.texi (-Wreturn-type): Update description to
25523 match new behavior.
25525 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25527 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25529 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25531 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25532 to handle optabs that operate on floating point input argument and
25533 output to integer output.
25534 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25535 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25536 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25537 expand_builtin_interclass_mathfn ().
25538 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25539 (ilogbsi2): Remove.
25540 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25541 ilogbl built-in functions as x87 intrinsics.
25543 2007-01-30 Richard Guenther <rguenther@suse.de>
25545 PR middle-end/27657
25546 * dwarf2out.c (reference_to_unused): Query varpool if the
25547 variable was output.
25549 2007-01-30 Richard Guenther <rguenther@suse.de>
25551 PR middle-end/30313
25552 * passes.c (execute_one_pass): Reset in_gimple_form to not
25553 confuse non-unit-at-a-time mode.
25555 2007-01-29 Roger Sayle <roger@eyesopen.com>
25556 Richard Guenther <rguenther@suse.de>
25558 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25559 avoid undefined behaviour on overflow. Use force_fit_type_double
25560 to construct the constant with the specified TREE_OVERFLOW.
25562 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25564 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25565 * config/dfp-bit.h: Ditto.
25567 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25569 * c-decl.c (pop_scope): Replace warnings with call to
25570 warn_for_unused_label.
25571 * c-common.h (warn_for_unused_label): Declare.
25572 * c-common.c (warn_for_unused_label): Define.
25574 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25576 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25579 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25581 * Makefile.in (USER_H): Remove decfloat.h.
25582 * ginclude/decfloat.h: Delete, moving contents to ...
25583 * ginclude/float.h: Add support for decimal floating point,
25584 guarded by __STDC_WANT_DEC_FP__.
25586 2007-01-29 Mike Stump <mrs@apple.com>
25588 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25589 Analysis and Representation to resolve case insensitive conflict.
25590 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25592 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25594 * tree.h (struct tree_memory_tag): Add aliases member.
25595 (MTAG_ALIASES): New macro.
25596 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25597 (add_may_alias): Remove pointer-set. Update for may_aliases being
25599 (mark_aliases_call_clobbered): Update for may_aliases being a
25601 (compute_tag_properties): Ditto.
25602 (create_partition_for): Ditto.
25603 (compute_memory_partitions): Ditto.
25604 (dump_may_aliases_for): Ditto.
25605 (is_aliased_with): Ditto.
25606 (add_may_alias_for_new_tag): Ditto.
25607 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25608 (compute_is_aliased): New function.
25609 (compute_may_aliases): Call compute_is_aliased).
25610 (init_alias_info): Initialize alias_bitmap_obstack.
25611 (union_alias_set_into): New function.
25612 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25613 (have_common_aliases_p): Rewrite to take two bitmaps and use
25615 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25616 Update for bitmaps.
25617 (finalize_ref_all_pointers): Update for add_may_alias changes.
25618 (new_type_alias): Ditto.
25619 * tree-flow-inline.h (may_aliases): Return a bitmap.
25620 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25621 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25622 may_aliases being a bitmap.
25623 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25624 may_aliases now returns a bitmap.
25625 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25627 * tree-ssa-operands.c (add_virtual_operand): Update for
25628 may_aliases being a bitmap.
25630 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25632 PR tree-optimization/30630
25633 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25634 variable as changed.
25636 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25639 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25640 expanded only once even if an error occurs.
25642 2007-01-29 Ben Elliston <bje@au.ibm.com>
25644 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25645 (__gcov_average_profiler): Likewise.
25646 (__gcov_ior_profiler): Likewise.
25647 (__gcov_merge_ior): Likewise.
25649 2007-01-28 Jan Hubicka <jh@suse.cz>
25651 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25652 * value-prof.c (stringop_block_profile): Likewise.
25654 2007-01-28 Jan Hubicka <jh@suse.cz>
25656 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25657 Add variant handling histograms; add wrapper.
25658 (clear_storage_via_libcall): Export.
25659 (emit_block_move_hints): Break out from ...; add histograms.
25660 (emit_block_move): ... this one.
25661 (clear_storage_hints): Break out from ...; add histograms.
25662 (clear_storage): ... this one.
25663 (set_storage_via_memset): Handle histogram.
25664 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25665 (clear_storage_hints, clear_storage_via_libcall): Declare.
25666 (set_storage_via_setmem): Update prototype.
25667 * doc/md.texi (movmem, setmem): Document new arguments.
25669 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25670 Add new histograms.
25671 (stringop_block_profile): New global function.
25672 (tree_stringops_values_to_profile): Profile block size and alignment.
25673 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25675 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25676 (stringop_block_profile): Declare.
25677 * builtins.c: Include value-prof.h.
25678 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25679 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25680 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25681 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25682 * profile.c (instrument_values): Add new counters.
25683 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25685 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25686 (tree_init_edge_profiler): Build new profilers.
25687 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25688 (pass_tree_profile): Add dump.
25689 (tree_profile_hooks): Update.
25690 * Makefile.in (LIBGCOV): Add new constants.
25691 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25692 __gcov_ior_profiler): New.
25693 * i386.md (movmem/setmem expanders): Add new optional arguments.
25695 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25697 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25699 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25701 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25702 (tree_unswitch_single_loop): Pass eni_size_weights to
25703 tree_num_loop_insns.
25704 * tree-ssa-loop-manip.c: Include tree-inline.h.
25705 (can_unroll_loop_p): Pass eni_size_weights to
25706 tree_num_loop_insns.
25707 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25708 Pass eni_size_weights to estimate_num_insns.
25709 * tree.h (init_inline_once): Export.
25710 * toplev.c (backend_init): Call init_inline_once.
25711 * cgraphunit.c (cgraph_process_new_functions,
25712 cgraph_analyze_function): Pass eni_inlining_weights to
25713 estimate_num_insns.
25714 * ipa-inline.c (compute_inline_parameters): Ditto.
25715 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25716 to estimate_num_insns.
25717 (try_unroll_loop_completely): Pass eni_size_weights to
25718 tree_num_loop_insns.
25719 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25720 ot estimate_num_insns.
25721 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25722 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25723 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25724 eni_time_weights): New variables.
25725 (init_inline_once): Initialize them.
25726 (struct eni_data): Mew.
25727 (estimate_num_insns_1, estimate_num_insns): Use weights.
25728 * tree-inline.h (struct eni_weights_d): New.
25729 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25730 (estimate_num_insns): Declaration changed.
25731 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25732 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25733 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25735 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25737 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25738 relations in the conflict function is valid.
25740 2007-01-27 Ian Lance Taylor <iant@google.com>
25742 * common.opt: Add fstrict-overflow.
25743 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25744 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25745 (TYPE_OVERFLOW_UNDEFINED): Define.
25746 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25748 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25749 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25750 (fold_negate_expr): Likewise.
25751 (make_range): Likewise.
25752 (extract_muldiv_1): Likewise.
25753 (maybe_canonicalize_comparison): Likewise.
25754 (fold_comparison): Likewise.
25755 (fold_binary): Likewise.
25756 (tree_expr_nonnegative_p): Likewise.
25757 (tree_expr_nonzero_p): Likewise.
25758 * tree-vrp.c (compare_values): Likewise.
25759 (extract_range_from_binary_expr): Likewise.
25760 (extract_range_from_unary_expr): Likewise.
25761 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25763 (nowrap_type_p): Likewise.
25764 * tree-scalar-evolution.c (simple_iv): Likewise.
25765 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25766 (build_range_check): Likewise.
25767 (extract_muldiv_1): Likewise.
25768 (fold_comparison): Likewise.
25769 * tree-vrp.c (vrp_int_const_binop): Likewise.
25770 (extract_range_from_unary_expr): Likewise.
25771 * convert.c (convert_to_integer): Likewise.
25772 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25773 (fold_comparison): Likewise.
25774 (fold_binary): Likewise.
25775 * optabs.c (optab_for_tree_code): Likewise.
25776 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25777 * simplify-rtx.c (simplify_const_relational_operation): Check
25778 flag_strict_overflow and flag_trapv.
25779 (simplify_const_relational_operation): Likewise.
25780 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25781 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25784 2007-01-27 Roger Sayle <roger@eyesopen.com>
25786 * tree.c (tree_fold_gcd): Delete.
25787 * tree.h (tree_fold_gcd): Remove prototype.
25788 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25789 test whether one constant integer is a multiple of another. Instead
25790 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25791 * fold-const.c (multiple_of_p): We've determined both TOP and
25792 BOTTOM are integer constants so we can call int_const_binop directly
25793 instead of the more generic const_binop.
25795 2007-01-27 Roger Sayle <roger@eyesopen.com>
25797 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25798 1*X check that the constant hasn't overflowed, to preserve the
25800 (round_up): Provide an efficient implementation when rouding-up an
25801 INTEGER_CST to a power-of-two.
25803 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25805 * doc/sourcebuild.texi: Add comma for clarity.
25806 * doc/extend.texi: Fix some typos.
25807 * doc/passes.texi: Likewise.
25808 * doc/cppinternals.texi: Likewise.
25809 * doc/c-tree.texi: Likewise.
25810 * doc/tree-ssa.texi: Likewise.
25811 * doc/install.texi: Likewise.
25813 2007-01-27 Jan Hubicka <jh@suse.cz>
25815 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25816 (pass_sra): Do not require alias information.
25817 * passes.c (init_optimization_passes): Add SRA
25819 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25821 * tracer.c (rest_of_handle_tracer): We already cleaned
25822 up the CFG in tracer() so don't do it here again.
25823 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25824 cleanup_cfg here, either. And don't call renumber_insns.
25826 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25827 and BB_HEAD are in the insn stream here. Instead make sure
25828 that BB_INSN is valid on all insns. Also, do check here that
25829 there are no pending branch predictions...
25830 (rtl_verify_flow_info): ...instead of doing it here. Checks
25831 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25834 2007-01-26 Roger Sayle <roger@eyesopen.com>
25836 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25837 function to simplify/factorize operand order canonicalization.
25838 (ix86_fixup_binary_operands): Reorganize using the above function.
25839 (ix86_binary_operator_ok): Likewise.
25841 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25843 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25844 file scope from optimize_attrs.
25845 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25847 (optimize_attrs): Clear insn_code_values after freeing it.
25849 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25851 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25852 a parts.base assignment.
25854 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25856 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25857 (compute_subscript_distance, initialize_data_dependence_relation,
25858 finalize_ddr_dependent, analyze_ziv_subscript,
25859 analyze_siv_subscript_cst_affine,
25860 compute_overlap_steps_for_affine_univar,
25861 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25862 analyze_siv_subscript, analyze_miv_subscript,
25863 analyze_overlapping_iterations, subscript_dependence_tester_1,
25864 compute_self_dependence, free_dependence_relation): Work
25865 with affine_fn instead of chrecs.
25866 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25867 common_affine_function, affine_function_base,
25868 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25869 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25870 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25871 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25872 (all_chrecs_equal_p): Removed.
25873 * tree-data-ref.h (affine_fn, conflict_function): New types.
25874 (struct subscript): Change type of conflicting_iterations_in_a
25875 and conflicting_iterations_in_b.
25877 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25880 * config/pa/pa.h (TARGET_HPUX_11): New.
25881 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25882 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25884 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25885 Richard Guenther <rguenther@suse.de>
25887 * tree-ssa-structalias.c (solve_graph): Handle case
25888 we merged the variable to another.
25890 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25892 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25895 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25896 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25898 2007-01-25 DJ Delorie <dj@redhat.com>
25900 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25901 allow changes to modes which don't fit in those registers.
25903 * reload1.c (choose_reload_regs): Check for invalid subregs before
25904 computing their locations, not after.
25906 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25909 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25910 save Altivec registers in an eh_return function.
25911 (compute_vrsave_mask): Likewise.
25912 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25913 for saving Altivec registers.
25914 (rs6000_emit_prologue): Don't allocate stack twice in
25915 eh_return function. Correct expected value of altivec_save_offset
25916 when using save_world. Describe save of R0 to stack when using
25917 save_world. Describe stack pointer adjustment when using
25918 save_world. Remove duplicated eh_return parameter register saving.
25919 Update sp_offset variable after save_world.
25920 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25922 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25923 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25926 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25928 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25930 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25933 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25934 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25936 2007-01-25 Richard Guenther <rguenther@suse.de>
25938 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25939 * common.opt (-Wcoverage-mismatch): New warning option.
25940 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25941 if -Wcoverage-mismatch is given.
25943 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25945 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25946 (ipcp_driver): Change to static definition.
25947 Add dumping of the ifunctions.
25948 (constant_val_insert): Remove unused parameter. Support for SSA.
25949 (ipcp_propagate_const): Support for SSA.
25950 (ipcp_profile_bb_print): Print only analyzed nodes.
25951 (ipcp_replace_map_create): Remove support for Fortran constant
25953 * ipa-prop.c (ipa_method_modify_stmt,
25954 ipa_callsite_compute_param): Support for SSA.
25955 * ipa-prop.h (ipcp_driver): Remove declaration.
25956 (IS_VALID_TREE_MAP_INDEX): Add define.
25958 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25960 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25962 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25964 PR middle-end/30447
25965 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25966 constant argument to cabs and do it without checking for
25967 -funsafe-math-optimizations.
25969 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25971 * c-common.h (RID_FIRST_CXX0X): New.
25972 (RID_LAST_CXX0X): New.
25973 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25975 * c.opt (Wc++0x-compat): New.
25976 * doc/invoke.texi (-Wc++0x-compat): Document.
25978 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25980 * builtins.c (fold_builtin_carg): New.
25981 (fold_builtin_1): Use it.
25983 2007-01-24 Jan Hubicka <jh@suse.cz>
25985 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25987 * ipa-inline.c (initial_insns, max_insns): Delete.
25988 (compute_max_insns): New function.
25989 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25990 amount of insns as base for code growth.
25991 (cgraph_decide_inlining): Make initial_insns local; do not compute
25993 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25994 * doc/invoke.texi (inline-unit-growth): Update docs.
25996 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25998 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25999 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26000 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26001 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26002 for CPUs that have PTA_CX16 set.
26004 PR middle-end/27416
26005 * gimplify.c (omp_check_private): New function.
26006 (gimplify_scan_omp_clauses): Use it for
26007 firstprivate/lastprivate/reduction.
26009 PR middle-end/30494
26010 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26011 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26013 PR middle-end/30421
26014 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26015 If lower_lastprivate_clauses emits some statements, append them
26016 to dlist rather than body_p and to body_p append an initializer.
26017 (lower_omp_for): Adjust caller.
26019 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26021 * target.h (globalize_decl_name): New.
26022 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26023 * output.h (default_globalize_decl_name): New.
26024 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26026 (globalize_decl): Ditto.
26027 (default_globalize_decl_name): New.
26028 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26029 (ia64_handle_version_id_attribute): New.
26030 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26031 (ia64_asm_output_external): Use globalize_decl_name instead
26032 of globalize_label.
26033 * doc/extend.texi (version_id): New pragma.
26034 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26036 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26038 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26039 _uleb128_t and _Unwind_SWord with _sleb128_t.
26040 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26041 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26043 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26044 * unwind-pe.h (read_uleb128, read_sleb128,
26045 read_encoded_value_with_base): Likewise.
26046 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26048 2007-01-24 Richard Guenther <rguenther@suse.de>
26050 * builtins.c (expand_builtin_cexpi): Get the fndecl
26051 for cexp in the correct way.
26053 2007-01-24 Jan Hubicka <jh@suse.cz>
26055 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26058 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26060 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26061 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26062 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26063 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26064 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26065 __SIZEOF_PTRDIFF_T__.
26066 * doc/cpp.texi: Documentation for the new builtin macros added.
26068 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26070 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26071 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26072 instead of operands[2] to avoid access past the end of array.
26074 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26076 * reload1.c (emit_reload_insns): Pass the reload register
26077 for a non-spill output reload through forget_old_reloads_1.
26079 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26081 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26082 _SOFT_DOUBLE if doubles use software floating-point.
26083 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26084 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26085 * config/rs6000/darwin-ldouble.c: Also compile functions for
26086 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26087 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26088 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26089 commented-out long double override.
26090 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26091 * config/rs6000/eabispe.h: Likewise.
26092 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26093 long double for non-SPE.
26094 (rs6000_handle_option): Likewise.
26095 (invalid_e500_subreg): Disallow more subregs involding DImode,
26096 DFmode, TImode or TFmode.
26097 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26099 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26101 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26102 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26104 (rs6000_legitimate_address): Also check for TFmode for E500
26106 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26107 (spe_build_register_parallel): Handle TFmode and TCmode.
26108 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26110 (function_arg): Handle TFmode and TCmode for E500 double.
26111 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26113 (print_operand): Handle TFmode and TImode for %y.
26114 (rs6000_generate_compare): Handle TFmode comparisons for E500
26116 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26117 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26118 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26119 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26120 TFmode for E500 double.
26121 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26122 (floatsidf2): Enable for E500 double.
26123 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26124 (extenddftf2): Change to extenddftf2_fprs.
26125 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26126 depending on TARGET_E500_DOUBLE.
26127 (extendsftf2): Enable for E500 double.
26128 (trunctfdf2): Enable for E500 double.
26129 (trunctfsf2): Change to trunctfsf2_fprs.
26130 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26131 depending on TARGET_E500_DOUBLE.
26132 (floatsitf2): Enable for E500 double.
26133 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26134 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26135 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26136 (negtf2): Change to negtf2_internal.
26137 (negtf2): New expander.
26138 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26139 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26140 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26141 (movdi_internal32): Use rs6000_nonimmediate_operand.
26142 (unnamed splitter): Likewise.
26143 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26144 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26145 (SPE64TF, DITI): New mode macros.
26146 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26149 (frob_<mode>_di_2): New.
26150 (frob_tf_di_8_2): New.
26151 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26153 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26155 (frob_ti_<mode>_8_2): New.
26156 (frob_ti_tf_2): New.
26157 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26158 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26160 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26161 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26162 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26163 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26164 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26165 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26168 2007-01-23 Ian Lance Taylor <iant@google.com>
26170 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26172 (OBJS-archive): Reformat, alphabetize.
26173 (OBJS): Change out_object_file to OBJS-md.
26175 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26177 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26178 JUMP_P and CALL_P predicates where applicable.
26179 * config/i386/i386.c: Ditto.
26180 * config/i386/i386.md: Ditto.
26181 * config/i386/mmx.md: Ditto.
26182 * config/i386/predicates.md: Ditto.
26184 2007-01-22 Andreas Schwab <schwab@suse.de>
26186 * config/m68k/m68k.h: Fix comment.
26188 2007-01-22 Jan Hubicka <jh@suse.cz>
26190 * passes.c (init_optimization_passes): Do not rerun
26191 pass_early_warn_uninitialized.
26193 2007-01-22 Richard Guenther <rguenther@suse.de>
26195 PR tree-optimization/30038
26196 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26198 (execute_cse_sincos_1): Likewise.
26199 (execute_cse_sincos): Likewise.
26200 (gate_cse_sincos): Likewise.
26201 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26202 the cexpi() canonicalization of sincos().
26203 * tree-pass.h (pass_cse_sincos): Declare.
26204 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26206 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26208 PR rtl-optimization/29329
26209 * combine.c (replaced_rhs_insn): Rename to i2mod.
26210 (replaced_rhs_value): Rename to i2mod_new_rhs.
26211 (i2mod_old_rhs): New global variable.
26212 (combine_instructions): Adjust for above change. Save a copy of
26213 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26214 note are substituted in the second instruction.
26215 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26216 ditch the note if it pertains to the second eliminated register
26217 and this register is mentioned in i2mod_old_rhs.
26220 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26222 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26223 the insn to which the note was originally attached.
26225 2007-01-21 Jan Hubicka <jh@suse.cz>
26227 * ipa-inline.c (inlining_mode): Comment, move up.
26228 (cgraph_decide_inlining_incrementally): Do not perform inlining
26229 itself; fix handling of flattening of self recursive functions.
26230 (cgraph_find_cycles): Remove.
26231 (cgraph_flatten_node): Remove.
26232 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26233 (try_inline): New function.
26234 (cgraph_early_inlining): Update call of
26235 cgraph_decide_inlining_incrementally. Apply inlining here.
26236 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26238 2007-01-21 Dirk Mueller <dmueller@suse.de>
26241 * tree-vrp.c (check_array_bounds): do not warn
26242 about ADDR_EXPR's of ARRAY_REF's which are immediately
26243 used in binary expressions.
26245 2007-01-21 Ira Rosen <irar@il.ibm.com>
26247 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26248 read_write_dep and macros for its access.
26249 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26250 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26251 argument, call vect_check_interleaving for every independent pair of
26252 data-refs. Mark loads that access the same memory location as a store
26254 (vect_check_dependences): Remove.
26255 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26256 call, fix the call to vect_analyze_data_ref_dependence.
26257 (vect_analyze_data_ref_access): For statements that access the same
26258 data-ref, check that they are not stores; for loads, check that there
26259 is no store that access the same location.
26261 2007-01-20 Roger Sayle <roger@eyesopen.com>
26262 Joseph Myers <joseph@codesourcery.com>
26264 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26265 (-fdump-rtl-stack): Likewise.
26266 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26267 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26268 (-mpt-fixed): Use @minus{} for minus sign.
26269 (Using Precompiled Headers): Fix under/overfull hbox.
26271 2007-01-20 Jan Hubicka <jh@suse.cz>
26273 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26274 place within annotation.
26276 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26278 * pa.c (output_move_double): Change array size of xoperands to 4.
26280 2007-01-20 Jan Hubicka <jh@suse.cz>
26282 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26285 2007-01-19 Ian Lance Taylor <iant@google.com>
26287 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26288 constant to unsigned HOST_WIDE_INT before negating.
26290 2007-01-19 Ian Lance Taylor <iant@google.com>
26292 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26294 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26295 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26296 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26297 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26298 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26299 (realloc_vdef, realloc_vuse): Change second parameter to
26301 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26302 fields to unsigned.
26303 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26304 unsigned. Change x and lim locals to unsigned.
26305 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26307 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26308 (copy_virtual_operands): Change i and n locals to unsigned.
26310 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26312 PR middle-end/29335
26313 * builtins.c (fold_builtin_1): Handle builtin fdim.
26315 2007-01-20 Jan Hubicka <jh@suse.cz>
26317 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26318 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26319 init_alias_heapvars.
26320 (init_alias_heapvars): Initialize only when not already initialized.
26321 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26323 2007-01-19 Roger Sayle <roger@eyesopen.com>
26325 * common.opt (fsigned-zeros): New command line option.
26326 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26327 of flag_unsafe_math_optimizations.
26328 * opts.c (set_fast_math_flags): The -ffast-math command line option
26329 implies -fno-signed-zeros.
26330 (fast_math_flags_set_p): Likewise.
26332 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26333 the documentation of -ffast-math appropriately. Wrap long lines.
26335 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26337 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26338 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26340 2007-01-19 Tomas Bily <tbily@suse.cz>
26342 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26344 (tree_init_ic_make_global_vars): New function
26345 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26346 (tree_gen_ic_profiler): New function
26347 (tree_gen_ic_func_profiler): New function
26348 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26349 (tree_profile_hooks): Added hook for indirec/virtual calls
26350 * value-prof.c (tree_find_values_to_profile): New case for
26352 (tree_values_to_profile): Call for determining indirect/virtual
26354 (tree_indirect_call_to_profile): New function
26355 (tree_ic_transform): New function
26356 (tree_ic): New function
26357 (find_func_by_pid): New function
26358 (init_pid_map): New function
26359 (tree_value_profile_transformations): Added check for
26360 indirect/virtual call transformation
26361 * value-prof.h (enum hist_type): New counter type for
26362 indirect/virtual calls
26363 (profile_hooks): Added new hook for profiling indirect/virtual
26365 * profile.c (instrument_values): New case for indirect/virtual
26367 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26368 (GCOV_COUNTER_V_INDIR): New counter type
26369 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26370 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26372 * cgraph.c: Definition of cgraph_max_pid
26373 (cgraph_create_node): Default init of pid attribute
26374 * cgraph.h: Declaration of cgraph_max_pid
26375 (struct cgraph_node): Added pid attribute
26376 * libgcov.c (__gcov_indirect_call_profiler): New function
26377 (__gcov_one_value_profiler_body): New function
26378 (__gcov_one_value_profiler): Body was moved to
26379 __gcov_one_value_profiler_body and calls it
26381 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26383 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26384 * gengtype.c (write_types_data, write_func_for_structure,
26385 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26386 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26387 (walk_type, write_func_for_structure): Generate the mark_hook if
26390 2007-01-19 Jan Hubicka <jh@suse.cz>
26392 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26393 'early' argument take inlining mode argument specifying whether to
26394 inline for size/speeed or all functions; add support for flattening;
26396 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26398 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26401 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26402 the name of the declared identifier.
26404 2007-01-19 Dirk Mueller <dmueller@suse.de>
26406 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26407 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26408 duplicate evaluation.
26410 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26412 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26413 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26414 to XFMode, use acosxf2 and truncate result to requested mode.
26415 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26416 (asin<mode>2): Similarly, with asin expanders.
26417 (*fscalexf4_i387): Rename from *fscalexf4.
26418 (expNcorexf3): New expander.
26419 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26420 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26421 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26422 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26423 patterns for SSE math.
26424 (exp10<mode>2): Similarly, with exp10 expanders.
26425 (exp2<mode>2): Similarly, with exp2 expanders.
26426 (expm1<mode>2): Similarly, with expm1 expanders.
26427 (ldexp<mode>3): Similarly, with ldexp expanders.
26428 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26429 Use gen_truncxf<mode>2_i387_noop to truncate result.
26431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26433 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26434 for ColdFire targets.
26436 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26437 Richard Sandiford <richard@codesourcery.com>
26439 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26440 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26441 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26442 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26443 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26444 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26446 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26448 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26449 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26450 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26451 (*adddi_dilshr32_cf): New pattern.
26452 (adddi3, subdi3): Remove first alternatives.
26454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26456 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26457 implemented using move.l, do not use its cc result for floating-point
26460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26462 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26463 from accepting 's' constraints if flag_pic.
26465 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26467 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26468 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26469 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26470 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26472 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26474 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26475 ColdFire alternatives.
26476 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26477 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26478 architectures that support ff1 instruction.
26480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26481 Julian Brown <julian@codesourcery.com>
26483 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26484 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26485 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26490 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26492 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26493 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26494 HOST_WIDE_INT instead of an rtx.
26495 (m68k_rtx_costs): Update call accordingly.
26496 (output_move_const_into_data_reg): Likewise. Fix formatting.
26497 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26499 (output_move_simode_const): Update calls after above changes.
26500 Rework to use automatic variables and predicates like MEM_P.
26501 * config/m68k/m68k.md (pushexthisi_const): Update call to
26504 2007-01-19 Dirk Mueller <dmueller@suse.de>
26506 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26507 in dump_flags test.
26509 2007-01-19 Richard Guenther <rguenther@suse.de>
26511 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26512 via cexp in case sincos is not available.
26514 2007-01-19 Richard Guenther <rguenther@suse.de>
26516 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26517 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26518 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26519 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26520 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26521 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26522 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26523 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26525 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26527 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26529 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26530 (atan2xf3): Directly generate RTL pattern.
26531 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26532 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26533 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26534 disable patterns for SSE math.
26535 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26536 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26537 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26538 disable patterns for SSE math.
26540 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26542 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26544 2007-01-18 Roger Sayle <roger@eyesopen.com>
26546 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26547 VIEW_CONVERT_EXPR to the same type as it's operand.
26549 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26551 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26552 configured for long double 128.
26554 2007-01-18 Mike Stump <mrs@apple.com>
26556 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26559 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26561 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26564 2007-01-18 Jan Hubicka <jh@suse.cz>
26566 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26567 greater than NUM_VOP_FREE_BUCKETS.
26569 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26571 * tree-ssa-structalias.c: Update comments.
26572 (ptabitmap_obstack): Removed.
26573 (pta_obstack): New.
26574 (oldpta_obstack): Ditto.
26575 (stats): Add a few members.
26576 (struct variable_info): Remove node, complex, address_taken, and
26577 indirect_target members. Add oldsolution member.
26578 (new_var_info): Do not initialize removed members.
26579 (constraint_expr_type): Remove INCLUDES.
26580 (constraint_graph): Add size, implicit_preds, rep,
26581 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26582 (FIRST_REF_NODE): New macro.
26583 (LAST_REF_NODE): Ditto.
26584 (FIRST_ADDR_NODE): Ditto.
26585 (find): New function.
26587 (dump_constraint): Do not handle INCLUDES.
26588 (insert_into_complex): Do not insert duplicate constraints.
26589 (condense_varmap_nodes): Renamed and rewritten into ...
26590 (merge_node_constraints): This. Also fix bug in handling of
26591 offseted copy constraints.
26592 (clear_edges_for_node): No longer need to deal with preds at all,
26593 or removing associated preds/succs.
26594 (merge_graph_nodes): Deal with indirect_cycles.
26595 Don't deal with predecessors.
26596 (add_implicit_graph_edge): New function.
26597 (add_pred_graph_edge): Ditto.
26598 (add_graph_edge): Don't deal with predecessors.
26599 (build_constraint_graph): Removed.
26600 (build_pred_graph): New function.
26601 (build_succ_graph): Ditto.
26602 (struct scc_info): Removed in_component. Added roots, dfs, and
26603 node_mapping. Remove visited_index, unification_queue.
26604 (scc_visit): Deal with union-find we do now.
26605 Deal with cycles with REF nodes.
26606 (collapse_nodes): Renamed and rewritten to ...
26607 (unify_nodes): This.
26608 (process_unification_queue): Removed.
26609 (topo_visit): Cleanup
26610 (do_da_constraint): Use find.
26611 (do_sd_constraint): Ditto.
26612 (do_ds_constraint): Ditto.
26613 (do_complex_constraint): Ditto.
26614 (init_scc_info): Update for removed and added members.
26615 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26616 (find_indirect_cycles): This.
26617 (equivalence_class): New variable.
26618 (label_visit): New function.
26619 (perform_variable_substitution): Rewritten.
26620 (free_var_substitution_info): New function.
26621 (find_equivalent_node): Ditto.
26622 (move_complex_constraints): Ditto.
26623 (eliminate_indirect_cycles): Ditto.
26624 (solve_graph): Only propagate changed bits.
26625 Use indirect cycle elimination.
26627 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26628 (tree_id_eq): Renamed to ...
26629 (tree_vi_eq): This. Update for member change
26630 (insert_id_for_tree): Renamed and rewritten to ...
26631 (insert_vi_for_tree): This.
26632 (lookup_id_for_tree): Renamed and rewritten to ...
26633 (lookup_vi_for_tree): This.
26634 (get_id_for_tree): Renamed and rewritten to ...
26635 (get_vi_for_tree): Ditto.
26636 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26637 (process_constraint): Don't handle INCLUDES.
26638 Remove special ADDRESSOF case.
26639 (find_func_aliases): Rewrite to use vi functions instead of id
26641 (create_function_info_for): Ditto.
26642 (create_variable_info_for): Ditto.
26643 (intra_create_variable_infos): Ditto.
26644 (merge_smts_into): Ditto.
26645 (find_what_p_points_to): Ditto.
26646 (init_base_vars): Ditto.
26647 (init_alias_vars): Ditto.
26648 (remove_preds_and_fake_succs): New function.
26649 (dump_sa_points_to_info): Dump new stats.
26650 (dump_solution_for_var): Use find.
26651 (set_used_smts): Fix formatting.
26652 (compute_points_to_sets): Updated for new functions.
26653 (ipa_pta_execute): Ditto.
26655 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26656 Richard Sandiford <richard@codesourcery.com>
26658 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26660 * calls.c (expand_call): If the return value is a PARALLEL,
26661 extract its first member.
26662 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26663 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26664 use FUNCTION_EXTRA_EPILOGUE.
26665 (m68k_function_value): Return a PARALLEL if the return value
26666 is of a pointer type.
26667 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26668 (FUNCTION_EXTRA_EPILOGUE): Remove.
26669 * config/m68k/m68k.md (D0_REG): New constant.
26671 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26673 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26674 output a NOP for empty epilogues.
26676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26678 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26679 before function. Extend register save check to include all
26680 registers, not just integer ones.
26682 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26684 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26685 (m68k_use_return_insn): ...this.
26686 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26687 * config/m68k/m68k.c (use_return_insn): Rename to...
26688 (m68k_use_return_insn): ...this.
26689 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26690 of USE_RETURN_INSN.
26692 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26694 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26695 nearest even, fix denormal rounding overflow.
26697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26699 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26700 f%$smove and f%$move.
26701 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26702 (extendsfdf2_cf): Use fdmove instead of f%&move.
26703 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26704 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26706 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26708 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26711 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26713 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26714 (coldfire_single_format): Declare.
26715 (coldfire_double_format): Likewise.
26716 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26717 of qnan_msb_set to determine the lower bits of a canonical
26719 (encode_ieee_double): Likewise.
26720 (encode_ieee_quad): Likewise.
26721 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26722 (mips_single_format): Likewise.
26723 (ieee_double_format): Likewise.
26724 (mips_double_format): Likewise.
26725 (ieee_extended_motorola_format): Likewise.
26726 (ieee_extended_intel_96_format): Likewise.
26727 (ieee_extended_intel_128_format): Likewise.
26728 (ieee_extended_intel_96_round_53_format): Likewise.
26729 (ibm_extended_format): Likewise.
26730 (mips_extended_format): Likewise.
26731 (ieee_quad_format): Likewise.
26732 (mips_quad_format): Likewise.
26733 (vax_f_format): Likewise.
26734 (vax_d_format): Likewise.
26735 (vax_g_format): Likewise.
26736 (i370_single_format): Likewise.
26737 (i370_double_format): Likewise.
26738 (decimal_single_format): Likewise.
26739 (decimal_double_format): Likewise.
26740 (decimal_quad_format): Likewise.
26741 (c4x_single_format): Likewise.
26742 (c4x_extended_format): Likewise.
26743 (real_internal_format): Likewise.
26744 (coldfire_single_format): New real_format.
26745 (coldfire_double_format): Likewise.
26746 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26747 canonical_nan_lsbs_set.
26748 (pdp11_d_format): Likewise.
26749 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26750 if TARGET_COLDFIRE_CPU.
26752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26754 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26755 (output_call, m68k_legitimize_call_address): Declare.
26756 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26757 parenthesees. Add support for a 'W' constraint.
26758 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26759 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26760 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26761 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26763 (override_options): Initialize them. Do not set flag_no_function_cse
26764 for TARGET_ID_SHARED_LIBRARY.
26765 (m68k_output_pic_call): Delete.
26766 (m68k_legitimize_call_address): New function.
26767 (print_operand): Remove the %o prefix. Handle the %p prefix.
26768 (output_call): New function.
26769 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26770 target address from the GOT if symbolic jumps are not allowed.
26771 * config/m68k/m68k.md (call, general_operand): Do not set
26772 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26773 Merge separate flag_pic and !flag_pic define_insns into...
26774 (*call, *call_value): ...these new patterns. Match the address
26775 rather than the containing MEM and require it to be a call_operand.
26776 Use output_call to generate the asm template.
26777 * config/m68k/predicates.md (const_call_operand): New predicate.
26778 (call_operand): Likewise.
26780 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26782 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26783 (STACK_GROWS_DOWNWARD): Define to 1.
26784 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26785 comments, emphasizing that these values are only defaults.
26786 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26787 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26789 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26791 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26793 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26794 Richard Sandiford <richard@codesourcery.com>
26796 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26797 (FP_REGNO_P): New macros.
26798 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26799 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26800 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26801 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26803 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26805 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26806 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26808 * config/m68k/t-floatlib: New file, extracting common code from...
26809 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26810 * config/m68k/t-uclinux: Here.
26811 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26812 routines on ColdFire targets.
26814 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26816 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26817 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26818 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26819 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26820 explicitly set MOTOROLA to 1.
26821 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26824 Nathan Sidwell <nathan@codesourcery.com>
26826 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26827 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26828 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26829 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26830 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26831 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26832 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26833 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26834 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26835 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26836 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26837 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26838 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26839 (DBX_REGISTER_NUMBER): Delete.
26840 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26841 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26842 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26846 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26847 * config/flat.h: New file.
26848 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26849 OBJECT_FORMAT_FLAT.
26850 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26851 indirect references for -msep-data or -mid-shared-library.
26852 Do not use PC-relative code addresses either.
26853 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26855 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26856 for shared libraries and crt1.o for executables. Use crti.o and
26858 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26859 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26860 Do not add -elf2flt or -shared-lib-id options here.
26861 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26862 Pass -shared-lib-id if -mid-shared-library, taking the library
26863 identifier from -mshared-library-id if given, otherwise
26865 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26866 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26867 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26868 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26869 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26870 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26872 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26873 jump sequence for ISA A and ISA A+.
26874 (PICJUMP): Likewise.
26876 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26878 * config.gcc (m68k-*-uclinux*): Base the port on the common
26879 and m68k GNU/Linux files rather than on the generic ELF ones.
26880 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26881 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26883 2007-01-18 Julian Brown <julian@codesourcery.com>
26884 Richard Sandiford <richard@codesourcery.com>
26886 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26887 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26888 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26890 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26891 80 unconditionally.
26892 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26896 * doc/install.texi: Document m68k-uclinuxoldabi.
26897 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26898 * config/m68k/uclinux-oldabi.h: New file, copied from
26899 config/m68k/uclinux.h.
26901 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26903 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26904 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26905 (m32r_compute_frame_size): Use unsigned for regno.
26906 (m32r_reload_lr): Use gen_frame_mem.
26908 (m32r_output_function_epilogue): Don't output the function epilogue
26910 (m32r_expand_epilogue): New.
26911 (direct_return): Return false if the function has the interrupt
26913 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26914 * config/m32r/m32r.md (epilogue): New expander.
26915 (return_lr, return_rte): New insns.
26916 (return): Make it expander.
26917 (return_normal): New expander.
26919 2007-01-18 Josh Conner <jconner@apple.com>
26922 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26923 support for UNLE, UNLT, UNGE, and UNGT.
26925 2007-01-18 Jan Hubicka <jh@suse.cz>
26927 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26928 * tree-tailcall (add_virtual_phis): Likewise.
26929 (optimize_tail_call): Return TODOs.
26930 (execute_tail_calls): Return TODOs.
26931 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26932 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26934 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26935 Cleanup cfg using TODO.
26936 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26937 * passes.c (execute_function_todo): When cleanup did something, remove
26939 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26940 (make_edges): Don't cleanup_cfg.
26942 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26944 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26945 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26946 operate on the top of stack.
26947 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26948 register handling of instructions that output to the second
26950 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26951 (move_for_stack_reg): Special-case check for dead destination
26952 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26954 * config/i386/i386.md (UNSPEC_TAN): New constant.
26955 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26956 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26957 to correctly model move of constant 1.0 to top stack slot.
26958 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26959 (unnamed peephole2 pattern): Remove corresponding peephole2
26960 pattern that optimizes tan insn and loading of constant 1.0.
26961 (tanxf2): Use fptanxf4_i387.
26962 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26963 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26964 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26965 disable patterns for SSE math.
26966 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26967 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26969 2007-01-18 Dirk Mueller <dmueller@suse.de>
26970 Richard Guenther <rguenther@suse.de>
26973 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26974 * common.opt (Warray-bounds): Add new warning option.
26975 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26977 * Makefile.in: make tree-vrp.o depend on toplev.h
26978 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26980 (check_array_refs, check_array_bounds, check_array_ref): New.
26982 2007-01-18 Jan Hubicka <jh@suse.cz>
26984 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26985 (execute_ssa_ccp): Return flags conditionally.
26986 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26988 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26990 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26992 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26993 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26995 * Makefile.c (GTFILES): Add cfglayout.h.
26996 * gengtype.c (open_base_files): Likewise.
26997 * cfglayout.c (cfg_layout_function_footer,
26998 cfg_layout_function_header) Reindent to make gengtype happy.
26999 * cfglayout.h (cfg_layout_function_footer,
27000 cfg_layout_function_header): Add GTY(()) marker.
27002 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27004 2007-01-18 Ben Elliston <bje@au.ibm.com>
27006 * genautomata.c (write_automata): Include xstrerror output in the
27007 error message if writing the DFA description file fails.
27009 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27011 * config/mips/mips-protos.h (mips_output_external): Make it
27013 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27014 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27015 (extern_list): Likewise.
27016 (extern_head): Likewise.
27017 (TARGET_ASM_FILE_END): Likewise.
27018 (mips_file_end): Likewise.
27019 (mips_output_external): Rewritten.
27021 2007-01-18 Ben Elliston <bje@au.ibm.com>
27023 * genpreds.c (write_insn_preds_c): Only write out the function
27024 body for regclass_for_constraint if we have register constraints.
27026 2007-01-17 Tom Tromey <tromey@redhat.com>
27028 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27029 * doc/install.texi (Testing): Use sourceware.org.
27030 (Binaries): Likewise.
27031 (Specific): Likewise.
27032 * doc/contrib.texi (Contributors): Use sourceware.org.
27034 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27036 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27037 (AVR_ENHANCED): Rename to ...
27038 (AVR_HAVE_MUL): ... new.
27039 (avr_enhanced_p): Rename to ...
27040 (avr_have_mul_p): ... new.
27041 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27042 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27043 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27044 (avr_have_mul_p): ... new.
27045 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27046 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27047 'avr_enhanced_p' and 'enhanced'.
27048 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27049 AVR_HAVE_MUL instead of AVR_ENHANCED.
27050 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27051 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27052 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27053 instead of AVR_ENHANCED.
27054 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27055 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27056 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27058 2007-01-17 Ian Lance Taylor <iant@google.com>
27060 * vec.h (VEC_reserve_exact): Define.
27061 (vec_gc_p_reserve_exact): Declare.
27062 (vec_gc_o_reserve_exact): Declare.
27063 (vec_heap_p_reserve_exact): Declare.
27064 (vec_heap_o_reserve_exact): Declare.
27065 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27067 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27068 negative parameter.
27069 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27070 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27071 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27072 * vec.c (calculate_allocation): Add exact parameter. Change all
27074 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27075 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27076 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27077 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27078 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27079 (vec_heap_p_reserve_exact): New function.
27080 (vec_heap_o_reserve_exact): New function.
27082 2007-01-17 Jan Hubicka <jh@suse.cz>
27084 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27086 2007-01-17 Eric Christopher <echristo@apple.com>
27088 * config.gcc: Support core2 processor.
27090 2007-01-16 Jan Hubicka <jh@suse.cz>
27092 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27093 the names, just unlink the chain so we don't crash on dangling
27097 2007-01-16 Jan Hubicka <jh@suse.cz>
27099 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27100 * tree-pass.h: Reorder to make IPA passes appear toegher.
27101 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27103 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27104 parameters, do not call early inliner.
27105 * ipa-inline.c: Update comments. Include tree-flow.h
27106 (cgraph_decide_inlining): Do not compute inlining parameters.
27107 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27108 be called with function context set up.
27109 (pass_ipa_inline): Remove unreachable functions before pass.
27110 (cgraph_early_inlining): Simplify assuming to be called from the
27112 (pass_early_inline): New pass.
27113 (cgraph_gate_ipa_early_inlining): New gate.
27114 (pass_ipa_early_inline): Turn into simple wrapper.
27115 (compute_inline_parameters): New function.
27116 (gate_inline_passes): New gate.
27117 (pass_inline_parameters): New pass.
27118 (apply_inline): Move here from tree-optimize.c
27119 (pass_apply_inline): New pass.
27120 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27122 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27123 doing them by hand.
27124 (tree_function_versioning): Do not allocate dummy struct function.
27125 * tree-inline.h (optimize_inline_calls): Update prototype.
27126 * tree-optimize.c (execute_fixup_cfg): Export.
27127 (pass_fixup_cfg): Remove
27128 (tree_rest_of_compilation): Do not apply inlines.
27129 * tree-flow.h (execute_fixup_cfg): Declare.
27130 * Makefile.in (gt-passes.c): New.
27131 * passes.c: Include gt-passes.h
27132 (init_optimization_passes): New passes.
27133 (nnodes, order): New static vars.
27134 (do_per_function_toporder): New function.
27135 (execute_one_pass): Dump current pass here.
27136 (execute_ipa_pass_list): Don't dump current pass here.
27138 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27140 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27141 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27143 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27145 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27146 (strong_alias): Define.
27147 (__gcc_qmul): Provide non-FMA for soft-float.
27148 (__gcc_qdiv): Same.
27153 (__gcc_qunord): New.
27163 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27164 soft-float functions.
27165 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27166 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27167 about long double soft float.
27169 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27170 Tehila Meyzels <tehila@il.ibm.com>
27172 * tree-vectorizer.h (is_pattern_stmt_p): New.
27173 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27174 formatting (tabs instead of spaces). Cleanup and clarify setting
27175 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27176 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27177 (vectorizable_type_demotion): Check that types are integral.
27178 (vectorizable_type_promotion): Likewise.
27179 (vectorizable_store): Fix typo. Eliminate new-line at end of
27182 2007-01-16 Jan Hubicka <jh@suse.cz>
27184 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27187 2007-01-15 Eric Christopher <echristo@apple.com>
27189 * ifcvt.c: Include vec.h, vecprim.h.
27190 (check_cond_move_block): New argument regs.
27191 Reorganize. Add registers used to regs.
27192 (cond_move_process_if_block): Use regs set above as
27195 2007-01-15 Eric Christopher <echristo@apple.com>
27197 * config/darwin.h: Update copyright.
27198 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27199 (LINK_COMMAND_SPEC): Add -u.
27200 (LINK_SPEC): Fix umbrella for above.
27202 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27204 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27207 2007-01-15 Tom Tromey <tromey@redhat.com>
27209 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27210 * doc/install.texi (Testing): Don't mention jacks.
27211 (Configuration): Document --enable-java-maintainer-mode. Move
27212 --with-java-home to libgcj-specific section. Document
27214 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27216 2007-01-15 Jan Hubicka <jh@suse.cz>
27218 * tree-ssa-dce.c (DCE_TODOs): New.
27219 (propagate_necessity): Return if something changed.
27220 (eliminate_unnecessary_stmts): Likewise.
27221 (perform_tree_ssa_dce): Return TODO flags when needed.
27222 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27224 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27226 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27227 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27228 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27229 patterns using X87MODEF12 mode macro. Extend operand 1
27230 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27231 (log10<mode>2): Ditto.
27232 (log2<mode>2): Ditto.
27233 (log1p<mode>2): Ditto.
27234 (logb<mode>2): Ditto.
27235 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27236 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27237 (*fxtractxf3_i387): Rename from *fxtractxf3.
27238 (fxtract_extend<mode>xf3_i387): New insn pattern.
27239 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27240 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27241 and gen_fyl2xxf3_i387().
27243 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27245 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27246 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27247 get_loop_exit_edges. Changed return type to bool.
27248 * cfgloop.h (fix_loop_placement): Declaration removed.
27250 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27252 * param.h (MIN_VECT_LOOP_BOUND): New.
27253 * params.def (MIN_VECT_LOOP_BOUND): New.
27254 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27255 argument - minimum threshold for number of iterations.
27256 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27257 argument to declaration.
27258 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27259 MIN_VECT_LOOP_BOUND.
27260 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27261 slpeel_tree_peel_loop_to_edge with additional argument.
27262 (vect_do_peeling_for_alignment): Likewise.
27263 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27265 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27268 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27269 operands of size 1.
27271 2007-01-14 Jan Hubicka <jh@suse.cz>
27273 * tree-dfa.c (remove_referenced_var): New function.
27274 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27275 prune referenced vars list too.
27276 * tree-flow.h (remove_referenced_var): Declare.
27278 2007-01-14 Jan Hubicka <jh@suse.cz>
27280 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27282 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27283 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27284 * except.h (verify_eh_throw_table_statements): Kill prototype.
27285 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27286 into call exrepssions.
27287 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27289 * tree-cfg.c: Include pointer-set.h.
27290 (verify_node_sharing): Work on pointer set.
27291 (verify_eh_throw_stmt_node): New.
27292 (verify_stmts): Use pointers sets, verify throw_stmt.
27294 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27296 * ipa-reference.c (analyze_function): Consider also addresses taken
27299 2007-01-12 Roger Sayle <roger@eyesopen.com>
27301 * c-typeck.c (null_pointer_constant_p): Replace use of
27302 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27303 (build_c_cast): Likewise.
27305 2007-01-12 Roger Sayle <roger@eyesopen.com>
27307 * tree.h (force_fit_type_double): Remove unused final argument.
27308 * c-common.c (constant_expression_warning): Replace use of
27309 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27310 (convert_and_check): Likewise.
27311 (shorten_compare): Update call to force_fit_type_double.
27312 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27313 * convert.c (convert_to_pointer): Update call to
27314 force_fit_type_double.
27315 * fold-const.c (force_fit_type_double): Remove overflowed_const
27317 (int_const_binop, fold_convert_const_int_from_int,
27318 fold_convert_const_int_from_real, fold_div_compare,
27319 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27320 fold_abs_const, fold_not_const): Remove the final argument from
27321 calls to force_fit_type_double.
27323 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27325 * configure.ac: Set insn to "nop" for spu-*-* also.
27326 * configure: Regenerate.
27328 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27330 * builtins.def : Add BUILT_IN_FREE.
27332 2007-01-12 Jan Hubicka <jh@suse.cz>
27334 PR tree-optimization/30443
27335 * tree-inline.c (tree_function_versioning): Do not optimize when
27336 cloning for inlining.
27338 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27340 * doc/loop.texi: Document recording of loop exits.
27341 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27342 (update_single_exits_after_duplication,
27343 update_single_exit_for_duplicated_loop,
27344 update_single_exit_for_duplicated_loops): Removed.
27345 (duplicate_loop_to_header_edge): Do not call
27346 update_single_exits_after_duplication and
27347 update_single_exit_for_duplicated_loops.
27348 (loop_version): Do not update single_exit information.
27349 (fix_loop_structure): Use record_loop_exits instead of
27350 mark_single_exit_loops.
27351 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27352 the lists of loop exits.
27353 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27354 split_edge, merge_blocks): Update the lists of loop exits.
27355 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27356 loop_optimizer_init.
27357 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27358 of mark_single_exit_loops.
27359 (loop_optimizer_finalize): Call release_recorded_exits.
27360 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27361 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27362 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27363 update single exit information.
27364 * lambda-code.c (perfect_nestify): Ditto.
27365 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27366 (mark_single_exit_loops): Removed.
27367 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27368 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27369 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27371 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27372 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27373 (verify_loop_structure): Verify consistency of the exit lists.
27374 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27375 (set_single_exit): Removed.
27376 * cfgloop.h (struct loop_exit): New function.
27377 (struct loop): single_exit_ field replaced by exits field.
27378 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27379 LOOPS_HAVE_RECORDED_EXITS.
27380 (struct loops): Added exits hash.
27381 (mark_single_exit_loops, set_single_exit): Declaration removed.
27382 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27386 * doc/invoke.texi: Avoid use of @headitem.
27388 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27390 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27392 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27394 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27397 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27398 Richard Sandiford <richard@codesourcery.com>
27400 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27401 * config/m68k/m68k.opt: Resort options.
27402 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27404 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27405 Richard Sandiford <richard@codesourcery.com>
27407 * doc/invoke.texi: Document the macros that are defined by
27408 m68k's -mtune and -mhard-float options.
27409 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27410 (m68k_cpp_cpu_family): Likewise.
27411 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27412 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27413 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27414 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27415 (m68k_cpp_cpu_family): Likewise.
27417 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27419 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27420 macros besides mc68000 as tuning macros. Use a switch statement
27421 to set them and mcpu32.
27423 2007-01-12 Julian Brown <julian@codesourcery.com>
27425 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27426 (TARGET_68040_ONLY): Rename to...
27427 (TARGET_68040): ...this.
27428 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27429 * config/m68k/m68k.md: Likewise.
27431 2007-01-12 Julian Brown <julian@codesourcery.com>
27432 Nathan Sidwell <nathan@codesourcery.com>
27433 Richard Sandiford <richard@codesourcery.com>
27435 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27436 the -mcpu= argument associated with the --with-cpu setting.
27437 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27438 if different from the one implied by the -mcpu setting.
27439 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27440 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27441 * doc/invoke.texi: Mention ColdFire in the introduction to the
27442 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27443 -mno-div and -mhard-float options. Make -m68881 a synonym for
27444 -mhard-float. Document the previously-undocumented -m5206e,
27445 -m528x, -m5307 and -m5407 options. Tweak the existing option
27446 documentation for consistency.
27447 * doc/install.texi: Mention new --with-cpu arguments.
27448 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27449 default CPU if neither -mcpu nor -march are specified.
27450 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27451 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27452 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27453 using m68k_tune to decide between families that implement the
27454 same ISA. Use m68k_tune to set __mcfv4e__.
27455 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27456 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27457 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27458 (FL_ISA_C, FL_ISA_MMU): New macros.
27459 (MASK_COLDFIRE): Delete.
27460 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27461 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27462 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27463 (TARGET_HARD_FLOAT): Do not define here.
27464 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27465 (TUNE_68000): New macro.
27466 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27467 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27468 (TUNE_CFV2): Redefine in terms of m68k_tune.
27469 (uarch_type, target_device, fpu_type): New enums.
27470 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27471 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27472 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27473 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27474 (FL_FOR_isa_c): New macros.
27475 (m68k_isa): New enum.
27476 (m68k_target_selection): New structure.
27477 (all_devices, all_isas, all_microarchs): New tables.
27478 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27479 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27480 (MASK_ALL_CPU_BITS): Delete.
27481 (m68k_find_selection): New function.
27482 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27483 Map the legacy target options to a combination of the new ones.
27484 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27485 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27486 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27488 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27489 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27491 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27492 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27493 * config/m68k/m68k-devices.def: New file.
27495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27496 Nathan Sidwell <nathan@codesourcery.com>
27498 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27499 (SUBTARGET_EXTRA_SPECS): New macros.
27500 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27501 use %(asm_cpu_spec) instead.
27502 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27503 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27504 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27505 (EXTRA_SPECS): Rename to...
27506 (SUBTARGET_EXTRA_SPECS): ...this.
27508 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27509 Richard Sandiford <richard@codesourcery.com>
27510 Julian Brown <julian@codesourcery.com>
27512 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27513 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27514 to the configuration's default CPU.
27515 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27516 Remove default masks.
27517 (m680[012]0-*-*): Set the default with_cpu to the first part of
27519 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27520 (m68k*-*-linux): Extend the --with-cpu handling to...
27521 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27522 and m68010. Don't set target_cpu_default2.
27523 * doc/install.texi: Document --with-cpu for m68k.
27524 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27525 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27526 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27527 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27528 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27529 (ASM_SPEC): Remove use of %(asm_cpu_default).
27530 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27531 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27532 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27533 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27534 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27535 (TARGET_DEFAULT): Delete.
27536 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27537 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27538 (CPP_CPU_SPEC): Delete.
27539 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27540 the appropriate string.
27541 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27542 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27543 (ASM_SPEC): Don't use %(asm_default_spec).
27544 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27545 TARGET_DEFAULT and add MASK_68881.
27546 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27548 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27550 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27551 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27552 MASK_68010 alongside MASK_68020.
27553 * doc/invoke.texi: Document -m68010.
27554 * config/m68k/m68k.opt (m68010): New.
27555 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27557 (TUNE_68010): New macro.
27558 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27559 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27560 (M68K_CPU_m68332): Add MASK_68010.
27561 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27562 fallback definition.
27563 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27565 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27566 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27567 to all entries that use MASK_68020.
27568 (output_move_simode_const, output_move_himode, output_move_qimode)
27569 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27570 instead of TARGET_68020 to select clr behavior. Remove comment
27571 about there being no TARGET_68010.
27572 * config/m68k/m68k.md: Likewise throughout.
27574 2007-01-12 Julian Brown <julian@codesourcery.com>
27576 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27577 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27578 * config/m68k/m68k.md: Likewise.
27580 2007-01-12 Julian Brown <julian@codesourcery.com>
27582 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27583 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27585 2007-01-12 Julian Brown <julian@codesourcery.com>
27587 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27588 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27589 * config/m68k/m68k.md: Likewise.
27591 2007-01-12 Julian Brown <julian@codesourcery.com>
27592 Richard Sandiford <richard@codesourcery.com>
27594 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27595 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27596 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27598 (TARGET_CPU32): Rename to...
27599 (TUNE_CPU32): ...this.
27600 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27601 (TUNE_CFV2): New macros.
27602 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27603 remove conditions that are implied by TARGET_68020.
27604 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27605 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27606 (m68k_output_function_epilogue): Likewise.
27607 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27608 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27609 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27610 non-68000 timings. Refactor multiplication and division costs.
27611 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27612 TUNE_CPU32 instead of TARGET_CPU32.
27613 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27614 and TUNE_68060 instead of TARGET_68060.
27615 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27616 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27618 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27619 && !TARGET_COLDFIRE" to choose between moveq and clr.
27620 Likewise in the unnamed movsf pattern.
27621 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27622 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27625 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27627 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27628 of tabbing before backslashes.
27630 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27632 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27633 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27634 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27636 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27638 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27639 find_interesting_uses_cond.
27640 (find_interesting_uses_cond): Use extract_cond_operands.
27641 (rewrite_use_compare): Use extract_cond_operands and
27642 force_gimple_operand_bsi. Do not call update_stmt.
27643 (determine_use_iv_cost_condition): Use extract_cond_operands.
27644 Return cheaper of using original bound and changing the exit bound.
27646 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27648 PR tree-optimization/29516
27649 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27650 most_expensive_mult_to_index, addr_to_parts,
27651 create_mem_ref, maybe_fold_tmr): Make the type of
27652 fields of TARGET_MEM_REF sizetype.
27653 (move_fixed_address_to_symbol, move_pointer_to_base):
27655 * tree.def (TARGET_MEM_REF): Add comment on types of
27658 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27660 * c-common.c (vector_types_convertible_p): Treat opaque types as
27661 always convertible if they have the same size, but not otherwise.
27663 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27665 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27666 Remove the b_unconditional field.
27667 (noce_try_sign_mask): Do not look at b_unconditional.
27668 (noce_process_if_block): Do not use merge_if_blocks. Update
27669 the CFG here. Do not set b_unconditional.
27670 (cond_move_process_if_block): Likewise.
27671 (find_cond_trap): Likewise.
27672 (check_cond_move_block): Require simple jump insns at the end
27673 of the basic block.
27675 2007-01-11 Jan Hubicka <jh@suse.cz>
27677 PR tree-optimization/1046
27678 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27679 when alias info is not ready.
27680 (pass_tail_recursion): Do not require aliasing.
27681 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27682 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27683 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27684 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27685 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27686 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27687 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27689 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27690 When aliasing is not build, mark statement as volatile.
27692 2007-01-11 Tom Tromey <tromey@redhat.com>
27694 PR preprocessor/15185, PR preprocessor/20989:
27695 * doc/cppopts.texi <-MT>: Update description of algorithm for
27696 computing default target.
27697 <-M, -MD>: Reword "basename" text.
27699 2007-01-11 Roger Sayle <roger@eyesopen.com>
27701 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27702 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27703 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27704 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27705 fold_builtin_bswap, real_constp, fold_builtin_pow,
27706 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27707 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27708 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27709 * convert.c (convert_to_pointer): Likewise.
27710 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27711 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27712 const_binop, fold_convert_const_int_from_int,
27713 fold_convert_const_int_from_real,
27714 fold_convert_const_real_from_real, sign_bit_p,
27715 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27716 fold_sign_changed_comparison, fold_unary, fold_comparison,
27717 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27718 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27719 * print-tree.c (print_node_brief, print_node): Likewise.
27720 * stor-layout.c (place_field, layout_type): Likewise.
27721 * tree-chrec.c (keep_cast): Likewise.
27722 * tree.c (build_vector, build_real, build_real_from_int_cst,
27723 build_complex): Likewise.
27725 2007-01-11 Roger Sayle <roger@eyesopen.com>
27727 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27728 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27730 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27732 * configure.ac (strict1_warn): Rename to strict_warn.
27733 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27734 cc_set_by_configure, quoted_cc_set_by_configure,
27735 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27736 all_boot_languages, all_stagestuff): Remove.
27737 (target_list): Remove bootstrap targets.
27738 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27739 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27740 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27741 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27742 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27743 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27744 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27745 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27746 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27747 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27748 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27749 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27750 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27751 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27752 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27753 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27754 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27755 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27756 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27757 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27758 (mostlyclean): Adjust.
27759 (clean, distclean): Don't mention bootstrap stuff.
27760 * configure: Regenerate.
27761 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27762 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27763 treelang/config-lang.in (stagestuff): Remove.
27764 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27765 stageprofile, stagefeedback, stagestuff): Remove mention.
27767 2007-01-11 Nick Clifton <nickc@redhat.com>
27769 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27771 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27772 (mcore_arith_K_S_operand): Run the test for the S constraint not
27773 the test for the M constraint.
27774 (mcore_addsub_operand): Do not accept integer values that are
27775 larger than 32 bits.
27776 * config/mcore/mcore.md: Remove unused constraints from split.
27777 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27778 (addsi3): Likewise.
27779 (allocate_stack): Likewise.
27780 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27781 operands to 32 bits.
27782 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27784 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27785 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27786 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27787 mcore_output_bclri, mcore_output_andn, output_inline_const,
27788 mcore_output_move, mcore_output_movedouble): Likewise.
27789 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27790 (output_inline_const): Likewise.
27791 (output_inline_const): Fix format strings used in sprintf
27793 * config/mcore/mcore-protos.h: Update prototypes for changed
27794 functions in mcore.c.
27795 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27796 HOST_WIDE_INT and not int.
27797 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27798 CONST_OK_FOR_N): Likewise.
27799 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27800 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27803 2007-01-10 Jan Hubicka <jh@suse.cz>
27805 * tree-vrp.c (remove_range_assertions): Release defs.
27806 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27807 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27809 2007-01-10 Paul Brook <paul@codesourcery.com>
27811 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27812 * config/arm/arm.md (mulsi3subsi): New insn.
27814 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27816 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27817 (tree_transform_and_unroll_loop): New.
27818 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27821 2007-01-10 Robert Kennedy <jimbob@google.com>
27823 * fold-const.c (fold_comparison): Fold comparisons like (x *
27824 1000 < 0) to (x < 0).
27826 2007-01-10 Ian Lance Taylor <iant@google.com>
27828 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27829 operands have the same priority.
27831 2007-01-10 Tom Tromey <tromey@redhat.com>
27833 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27834 (fold_binary): Likewise.
27835 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27836 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27837 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27838 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27839 * langhooks.h (struct lang_hooks): Removed field
27840 'can_use_bit_fields_p'.
27842 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27844 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27846 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27848 * function.c (get_last_funcdef_no): New function.
27849 * function.h (get_last_funcdef_no): Declare.
27850 * tree-inline.c (initialize_cfun): Add initialization.
27851 (tree_function_versioning): Cleanup.
27853 2007-01-10 Jan Hubicka <jh@suse.cz>
27855 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27858 2007-01-10 Sa Liu <saliu@de.ibm.com>
27859 Ben Elliston <bje@au.ibm.com>
27861 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27862 for SAVE_NONLOCAL and Pmode for any other save level.
27863 * spu-protos.h (spu_restore_stack_block): Declare.
27864 * spu.md (save_stack_block): Remove.
27865 (restore_stack_block): Call spu_restore_stack_block.
27866 * spu.c (spu_restore_stack_block): New function.
27867 (spu_expand_epilogue): Remove old comment.
27869 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27871 PR tree-optimization/30322
27872 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27873 (cand_value_at): Return the value as aff_tree.
27874 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27875 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27876 aff_combination_mult): New functions.
27877 (aff_combination_add): Use aff_combination_add_cst.
27878 (aff_combination_convert): Allow conversions to a wider type.
27879 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27880 * tree-affine.h (aff_combination_mult): Declare.
27882 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27884 * doc/tm.texi: Update documentation to reflect reality of exec
27885 and start file search behaviours. Update copyright year.
27886 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27887 header file directories.
27889 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27891 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27892 (*cosxf2): Rename to cosxf2_i387.
27893 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27894 using X87MODEF12 mode macro. Rename patterns to
27895 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27897 (*cosdf2, *cossf2): Ditto.
27898 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27899 to match extended input operands.
27900 (sincos<mode>3): New expander.
27901 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27902 insn patterns and corresponding splitters.
27904 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27906 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27907 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27909 2007-01-09 Nicolas Pitre <nico@cam.org>
27912 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27914 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27916 * target.h (struct gcc_target): New field library_rtti_comdat.
27917 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27918 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27919 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27920 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27922 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27924 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27926 2007-01-08 Richard Guenther <rguenther@suse.de>
27928 * tree.h (force_fit_type_double): Export.
27929 (force_fit_type): Remove.
27930 * fold-const.c (force_fit_type_double): New function.
27931 (force_fit_type): Remove.
27932 (int_const_binop): Use it.
27933 (fold_convert_const_int_from_int): Likewise.
27934 (fold_convert_const_int_from_real): Likewise.
27935 (fold_div_compare): Likewise.
27936 (fold_sign_changed_comparison): Likewise.
27937 (fold_unary): Likewise.
27938 (fold_negate_const): Likewise.
27939 (fold_abs_const): Likewise.
27940 (fold_not_const): Likewise.
27941 * c-common.c (shorten_compare): Use force_fit_type_double.
27942 * convert.c (convert_to_pointer): Likewise.
27944 2007-01-08 Richard Guenther <rguenther@suse.de>
27946 * tree.h (build_int_cst_wide_type): Export.
27947 * tree.c (build_int_cst_wide_type): New function.
27948 (build_int_cst_wide): Fix comment.
27949 * builtins.c (fold_builtin_object_size): Use build_int_cst
27950 to build -1 or 0 of the correct type. Use fit_double_type
27951 to check for overflow.
27952 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27954 (decode_field_reference): Likewise.
27955 (all_ones_mask_p): Likewise.
27956 (native_interpret_int): Use build_int_cst_wide_type.
27957 (fold_binary): Use build_int_cst_type to build an all-ones
27959 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27961 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27963 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27965 2007-01-09 Ben Elliston <bje@au.ibm.com>
27967 * genautomata.c (STATS_OPTION): New option.
27968 (stats_flag): New flag.
27969 (gen_automata_option): Handle it.
27970 (initiate_automaton_gen): Ditto.
27971 (write_automata): Output statistics only if stats_flag is
27972 set. Likewise, output time statistics only if time_flag is set.
27973 * doc/md.texi (Processor pipeline description): Document new flag.
27975 2007-01-08 Richard Guenther <rguenther@suse.de>
27977 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27978 * tree.c (build_int_cst_type): Likewise.
27979 (size_in_bytes): Don't call force_fit_type on the result.
27980 (int_fits_type_p): Use fit_double_type.
27981 * fold-const.c (fit_double_type): New function.
27982 (force_fit_type): Use it.
27983 * tree.h (fit_double_type): Export.
27985 2007-01-08 Jan Hubicka <jh@suse.cz>
27987 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27988 * ipa.c (function_and_variable_visibility): Fix return type.
27990 2007-01-08 Richard Guenther <rguenther@suse.de>
27992 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27993 of offset to build the index.
27994 * tree-pretty-print.c (dump_generic_node): Don't build negated
27995 const just for printing.
27996 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27997 * builtins.c (fold_builtin_int_roundingfn): Check if result
27998 fits the type by using force_fit_type and comparing the result.
27999 * predict.c (predict_loops): Use compare_tree_int for comparison.
28000 * tree.c (build_int_cst): Fall back to integer_type_node for
28002 (build_int_cst_wide): Assert type is non-null.
28004 2007-01-08 Roberto Costa <roberto.costa@st.com>
28006 * tree-vrp.c (extract_range_from_cond_expr): New.
28007 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28008 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28010 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28011 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28012 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28013 used as expressions.
28014 * tree-object-size.c (cond_expr_object_size): New.
28015 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28017 2007-01-08 Jan Hubicka <jh@suse.cz>
28019 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28020 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28023 2007-01-08 Richard Guenther <rguenther@suse.de>
28025 PR tree-optimization/23603
28026 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28027 (extract_range_from_binary): Fall back to truthvalue instead of
28028 varying for TRUTH_*_EXPR.
28029 (extract_range_from_comparison): Fall back to truthvalue instead of
28031 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28032 if all visited PHI values were constant.
28034 2007-01-08 Jan Hubicka <jh@suse.cz>
28036 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28037 (cgraph_analyze_function): break out from ...
28038 (cgraph_finalize_compilation_unit): ... here.
28039 (cgraph_expand_function): Remove forgoten commented out line.
28040 (cgraph_optimize): Analyze functions.
28042 2007-01-08 Jan Hubicka <jh@suse.cz>
28044 * tree-pas.h (TODO_remove_function): New flag.
28045 (TODO_update*): Renumber.
28046 (pass_ipa_increase_alignment,
28047 pass_ipa_function_and_variable_visibility): New passes.
28048 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28049 (cgraph_function_and_variable_visibility): Move to ipa.c
28050 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28051 cgraph_increase_alignment.
28052 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28053 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28054 calling tree-inline.
28055 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28056 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28057 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28058 (gate_increase_alignment): New function.
28059 (pass_ipa_increase_alignment): New pass.
28060 * ipa.c: Inline tree-pass.h and timevar.h
28061 (function_and_variable_visibility): Move here from cgraphunit.c
28062 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28063 * passes.c (init_optimization_passes): Add the two new passes.
28064 (execute_todo): Handle cgraph_remove_functions.
28066 2007-01-08 Nick Clifton <nickc@redhat.com>
28068 * config/frv/predicates.md (reg_or_0_operand): Accept
28071 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28073 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28074 * config.gcc: Add bfin*-rtems*.
28076 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28078 * c.opt: Add -flax-vector-conversions.
28079 * c-typeck.c (convert_for_assignment): Pass flag to
28080 vector_types_convertible_p to allow emission of note.
28081 (digest_init): Likewise.
28082 * c-opts.c: Handle -flax-vector-conversions.
28083 * c-common.c (flag_lax_vector_conversions): New.
28084 (vector_types_convertible_p): Unless -flax-vector conversions
28085 has been passed, disallow conversions between vectors with
28086 differing numbers of subparts and/or element types. If such
28087 a conversion is disallowed, possibly emit a note on the first
28088 occasion only to inform the user of -flax-vector-conversions.
28089 The new last argument specifies this.
28090 * c-common.h (flag_lax_vector_conversions): New.
28091 (vector_types_convertible_p): Add extra argument.
28092 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28093 char_type_node for V*QI type vectors.
28094 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28095 Update to satisfy new typechecking rules.
28096 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28097 C and C++ variants.
28098 * doc/invoke.texi (C Dialect Options): Document
28099 -flax-vector-conversions.
28101 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28103 PR tree-optimization/29877
28104 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28105 a register variable on the RHS to not be replaceable.
28107 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28108 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28109 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28110 const_simm15, const_pow2, const_npow2): Added.
28111 * config/score/misc.md (insv, extv, extzv, movmemsi,
28112 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28113 * config/score/score.c (score_address_cost, score_select_cc_mode):
28115 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28116 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28117 Update score_print_operand.
28118 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28119 Adjust register allocate order and update some macro define.
28120 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28121 mdx_block_move_straight, mdx_block_move_loop_head,
28122 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28123 mdx_block_move_loop, mdx_block_move): Added.
28124 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28125 mdp_limm): Updated and fix some bug and typo.
28126 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28127 (movsf, movdf, doloop_end): Added.
28129 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28131 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28132 config/arm/thumb2.md: Fix comment typos.
28133 * doc/extend.texi: Fix a typo.
28135 2007-01-07 Eric Christopher <echristo@apple.com>
28137 * configure.ac: Check for __stack_chk_fail for darwin.
28138 * configure: Regenerate.
28140 2007-01-07 Richard Guenther <rguenther@suse.de>
28142 * tree-vrp.c (extract_range_from_assert): CSE calls to
28143 compare_values where possible.
28144 (extract_range_from_unary_expr): Likewise.
28146 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28148 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28149 * config/avr/avr.c (call_insn_operand): Delete function.
28150 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28151 instead of register number. Use predicates.
28152 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28153 call_insn_operand): Add.
28155 2007-01-06 Jan Hubicka <jh@suse.cz>
28157 * tree-pass.h (pass_build_cgraph_edges): Declare.
28158 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28159 (visited_nodes): Remove.
28160 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28161 build_cgrpah_edges; make visited_nodes local.
28162 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28163 (record_references_in_initializer): Move to cgraphbuild.c
28164 (initialize_inline_failed, rebuild_cgraph_edges,
28165 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28166 (verify_cgraph_node): Make visited_nodes local.
28167 (cgraph_analyze_function): Do not call cgraph_create_edges and
28168 initialize_inline_failed.
28169 (cgraph_expand_function): Do not call cgraph_lower_function;
28170 assert that function is already lowered.
28171 * Makefile.in (cgraphbuild.o): New.
28172 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28173 at the end of lowering passes.
28175 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28177 * ifcvt.c (cond_move_convert_if_block): New function, code
28178 factored out from...
28179 (cond_move_process_if_block): ...here. Call the new function
28180 on the THEN and ELSE blocks.
28181 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28182 already takes care of this.
28184 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28187 * tree.h (TREE_OVERFLOW_P): New.
28188 * c-typeck.c (parser_build_unary_op): Warn only if result
28189 overflowed and operands did not.
28190 (parser_build_binary_op): Likewise.
28191 (convert_for_assignment): Remove redundant overflow_warning.
28192 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28194 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28196 * c-typeck.c (store_init_value): Split over two lines to follow
28197 the GNU coding style.
28199 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28201 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28202 __GXX_EXPERIMENTAL_CXX0X__.
28203 * doc/cpp.texi: Same.
28205 2007-01-05 Richard Guenther <rguenther@suse.de>
28207 PR middle-end/27826
28208 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28209 with mismatched types. Instead explicitly build a
28210 conversion NOP_EXPR.
28212 2007-01-05 Ian Lance Taylor <iant@google.com>
28214 * c-common.c (decl_with_nonnull_addr_p): New function.
28215 (c_common_truthvalue_conversion): Call it.
28216 * c-typeck.c (build_binary_op): Likewise.
28217 * c-common.h (decl_with_nonnull_addr_p): Declare.
28219 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28222 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28225 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28227 * doc/install.texi (Final install): Document the fact that
28228 the GNAT runtime should not be stripped.
28230 2007-01-04 Jan Hubicka <jh@suse.cz>
28232 * tree-inline.c (fold_marked_statements): Update operand caches
28233 and EH after folding
28235 2007-01-04 Ian Lance Taylor <iant@google.com>
28237 * c-common.c (check_function_nonnull): Whitespace fix.
28239 2007-01-04 Jan Hubicka <jh@suse.cz>
28241 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28242 comitted older version of patch.
28243 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28244 function, celanup cfg and collect garbage.
28246 2007-01-04 Mike Stump <mrs@apple.com>
28248 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28251 2007-01-04 Eric Christopher <echristo@apple.com>
28253 * libgcc2.c (__bswapsi2): Use SItype.
28254 (__bswapdi2): Use DItype.
28255 * libgcc2.h: Update for above.
28257 2007-01-04 Paul Brook <paul@codesourcery.com>
28259 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28260 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28261 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28262 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28263 umulsi3_highpart): Make conditional on !arm_arch6.
28264 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28265 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28266 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28267 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28268 umulsi3_highpart_v6): New insns.
28270 2007-01-04 Roger Sayle <roger@eyesopen.com>
28272 * fold-const.c (fold_convert): When casting an expression to void,
28273 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28274 have a type. Instead of attempting to build a NOP_EXPR, return
28275 these "special" trees directly.
28277 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28279 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28280 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28281 rs6000_cost->fp not 0 as adjustment for outer NEG.
28283 2007-01-04 Jan Hubicka <jh@suse.cz>
28285 * cgraph.c (cgraph_release_function_body): New function.
28286 (cgraph_remove_node): Use it.
28287 * cgraph.h (cgraph_release_function_body): Declare.
28288 * cgraphunit.c (cgraph_expand_function): Use it.
28289 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28290 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28291 is initialized and while compilation of other function is running.
28292 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28293 statement CFG annotations from here to ...
28294 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28296 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28298 * cfgloop.h (enum li_flags): Make the constants powers of two.
28300 2007-01-04 Jan Hubicka <jh@suse.cz>
28302 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28304 (fold_marked_statements): New function.
28305 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28306 * tree-inline.h (copy_body_data): Add statements_to_fold.
28308 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28310 * config.gcc: Mention libgcc/config.host.
28311 * Makefile.in: Update comments mentioning libgcc.
28312 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28313 (all.cross, start.encap, rest.encap, rest.cross): Update
28314 dependencies for libgcc move.
28315 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28316 (clean-target, clean-target-libgcc): Delete.
28317 (srcdirify, GCC_EXTRA_PARTS): New macros.
28318 (libgcc-support, libgcc.mvars): New rules.
28319 (distclean): Remove mention of mklibgcc.
28320 (install): Don't reference INSTALL_LIBGCC.
28321 (install-common): Don't reference EXTRA_PARTS.
28322 (install-libgcc, install-multilib): Delete rules.
28323 * mklibgcc.in: Delete file.
28324 * doc/configfiles.texi: Don't mention mklibgcc.
28326 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28327 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28328 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28329 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28330 (mklibgcc, ldblspecs): Likewise.
28332 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28333 (posixpre.def): Use $(T).
28334 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28335 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28336 (SHLIB_LINK): Make dummy.
28337 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28339 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28341 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28342 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28343 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28344 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28346 * configure.ac (all_outputs): Remove mklibgcc.
28347 * configure: Regenerated.
28349 2007-01-03 Josh Conner <jconner@apple.com>
28351 PR middle-end/29683
28352 * calls.c (compute_argument_addresses): Set stack and stack_slot
28353 for partial args, too.
28354 (store_one_arg): Use locate.size.constant for the size when
28355 generating a save_area.
28357 2007-01-03 Robert Kennedy <jimbob@google.com>
28359 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28360 whose definitions are deleted due to basic block merging.
28362 2007-01-03 Paul Brook <paul@codesourcery.com>
28365 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28367 (use_return_insn): Return 0 for Thumb interrupt functions.
28368 (print_multi_reg): Add rfe argument for IRQ returns.
28369 (arm_output_epilogue): Pop interrupt return address directly into PC.
28370 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28372 2007-01-03 Paul Brook <paul@codesourcery.com>
28374 Merge from sourcerygxx-4_1.
28375 * config/arm/thumb2.md: New file.
28376 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28378 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28379 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28380 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28381 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28383 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28384 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28386 * config/arm/ieee754-sf.S: Ditto.
28387 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28388 (thumb1_base_register_rtx_p): ... to this.
28389 (thumb_index_register_rtx_p): Rename...
28390 (thumb1_index_register_rtx_p): ... to this.
28391 (thumb_output_function_prologue): Rename...
28392 (thumb1_output_function_prologue): ... to this.
28393 (thumb_legitimate_address_p): Rename...
28394 (thumb1_legitimate_address_p): ... to this.
28395 (thumb_rtx_costs): Rename...
28396 (thumb1_rtx_costs): ... to this.
28397 (thumb_compute_save_reg_mask): Rename...
28398 (thumb1_compute_save_reg_mask): ... to this.
28399 (thumb_final_prescan_insn): Rename...
28400 (thumb1_final_prescan_insn): ... to this.
28401 (thumb_expand_epilogue): Rename...
28402 (thumb1_expand_epilogue): ... to this.
28403 (arm_unwind_emit_stm): Rename...
28404 (arm_unwind_emit_sequence): ... to this.
28405 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28406 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28407 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28408 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28409 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28410 thumb2_output_casesi): New functions.
28411 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28412 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28413 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28414 THUMB2_WORK_REGS): Define.
28415 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28416 arm_condexec_mask, arm_condexec_masklen)): New variables.
28417 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28418 (arm_override_options): Check new CPU capabilities.
28419 Set new architecture flag variables.
28420 (arm_isr_value): Handle v7m interrupt functions.
28421 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28423 (const_ok_for_arm): Handle Thumb-2 constants.
28424 (arm_gen_constant): Ditto. Use movw when available.
28425 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28427 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28428 (thumb_find_work_register, arm_load_pic_register,
28429 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28430 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28431 print_multi_reg, output_mov_long_double_fpa_from_arm,
28432 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28433 output_mov_double_fpa_from_arm, output_move_double,
28434 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28435 output_return_instruction, arm_output_function_prologue,
28436 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28437 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28438 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28439 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28440 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28441 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28443 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28444 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28445 (arm_file_start): Output directive for unified syntax.
28446 (arm_unwind_emit_set): Handle stack alignment instruction.
28447 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28448 Add v6t2, v7, v7a, v7r and v7m.
28449 (RETLDM): Add Thumb-2 code.
28450 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28451 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28452 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28453 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28454 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28455 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28456 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28457 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28458 ADJUST_INSN_LENGTH): Define.
28459 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28460 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28461 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28462 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28463 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28464 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28465 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28466 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28467 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28468 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28469 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28470 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28471 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28472 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28473 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28474 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28475 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28477 * config/arm/arm-tune.md: Regenerate.
28478 * config/arm/arm-protos.h: Update prototypes.
28479 * config/arm/vfp.md: Enable patterns for Thumb-2.
28480 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28481 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28482 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28483 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28484 * config/arm/libunwind.S: Add Thumb-2 code.
28485 * config/arm/constraints.md: Update include Thumb-2.
28486 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28487 * config/arm/ieee754-df.S: Ditto.
28488 * config/arm/bpabi.S: Ditto.
28489 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28490 * config/arm/predicates.md (low_register_operand,
28491 low_reg_or_int_operand, thumb_16bit_operator): New.
28492 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28493 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28494 * config/arm/t-arm-elf: Add armv7 multilib.
28495 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28497 (UNSPEC_STACK_ALIGN, ce_count): New.
28498 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28499 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28501 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28502 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28503 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28504 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28505 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28506 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28508 * doc/extend.texi: Document ARMv7-M interrupt functions.
28509 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28511 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28513 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28514 (struct _Unwind_Context): Rename args_size to flags, remove
28515 signal_frame field, add a new args_size field and version field.
28516 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28517 _Unwind_IsExtendedContext): New inline functions.
28518 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28519 Assume by_value array is only present if _Unwind_IsExtendedContext.
28520 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28521 _Unwind_IsSignalFrame.
28522 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28523 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28524 (uw_init_context_1): Initialize context->flags to
28525 EXTENDED_CONTEXT_BIT.
28526 * config/rs6000/linux-unwind.h (frob_update_context): Use
28527 _Unwind_SetSignalFrame.
28529 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28531 PR middle-end/30353
28532 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28533 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28536 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28538 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28539 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28540 RET, AT_SP): Remove.
28541 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28544 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28545 * cfgbuild.c (find_basic_blocks): Likewise.
28546 * cfgrtl.c (rtl_create_basic_block): Likewise.
28547 * function.c (temp_slots_at_level): Likewise.
28548 * reg-stack.c (stack_regs_mentioned): Likewise.
28549 * regclass.c (allocate_reg_info): Likewise.
28550 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28551 set_bb_for_stmt, move_block_to_fn): Likewise.
28552 * tree-complex.c (tree_lower_complex): Likewise.
28553 * vec.h (VEC_safe_grow_cleared): New.
28555 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28557 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28559 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28560 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28562 * cfgloopmanip.c (scale_loop_frequencies): Export.
28563 (loopify): Scale the frequencies by prescribed coefficients.
28564 (set_zero_probability): New function.
28565 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28566 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28567 and frequencies according to arguments.
28568 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28570 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28571 * modulo-sched.c (sms_schedule): Set probabilities for entering
28572 versioned loop correctly.
28573 * tree-vect-transform.c (vect_transform_loop): Ditto.
28574 * cfgloop.h (loopify, loop_version): Declaration changed.
28575 (scale_loop_frequencies): Declared.
28577 2007-01-02 Jan Hubicka <jh@suse.cz>
28579 * cgraph.c: Include tree-flow.h
28580 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28581 early_local_passes.
28582 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28583 * tree-pass.h (pass_all_early_optimizations): Declare.
28584 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28585 early_local_passes.
28586 (cgraph_analyze_function): Do early_local_passes.
28587 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28588 Do not add referenced vars.
28589 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28591 (gate_all_early_local_passes): New gate.
28592 (pass_early_local_passes): Use new gate.
28593 (execute_early_local_optimizations): New functions.
28594 (gate_all_early_optimizations): New gate.
28595 (pass_all_early_optimizations): New pass.
28596 (execute_free_datastructures): Free SSA only when initialized.
28597 (gate_init_datastructures): Init only when optimizing.
28598 (tree_lowering_passes): Do early local passes when called late.
28599 * tree-profile.c (do_tree_profiling): Don't profile functions added
28601 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28602 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28604 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28605 during early_local_passes.
28606 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28609 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28611 * Makefile.in: Update copyright year.
28613 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28615 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28616 in $(lang_checks) and check-consistency targets.
28618 2007-01-02 Jan Hubicka <jh@suse.cz>
28620 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28621 Do not add referenced vars.
28622 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28624 * passes.c (init_optimization_passes): Put mudflap_2 after
28625 free_datastructures.
28627 2007-01-02 Jan Hubicka <jh@suse.cz>
28629 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28630 Set NOTHROW flag on call statements proved to be nothrow.
28631 Update statement of local calls so new pure/const functions are
28632 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28634 (tree_rest_of_compilation): Register hooks and initialize bitmap
28635 early. Do not set after_inlining flag.
28637 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28639 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28640 HOST_BITS_PER_LONGLONG
28642 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28645 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28646 warning for non-static initializers.
28648 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28650 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28651 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28652 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28653 Always use set_unique_reg_note to add REG_EQUAL notes.
28655 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28658 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28660 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28661 * cfgbuild.c (find_basic_blocks): Likewise.
28662 * cfgrtl.c (rtl_create_basic_block): Likewise.
28663 * function.c (temp_slots_at_level): Likewise.
28664 * reg-stack.c (stack_regs_mentioned): Likewise.
28665 * regclass.c (allocate_reg_info): Likewise.
28666 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28667 set_bb_for_stmt, move_block_to_fn): Likewise.
28668 * tree-complex.c (tree_lower_complex): Likewise.
28669 * vec.h (VEC_safe_grow_cleared): New.
28671 2007-01-02 Ian Lance Taylor <iant@google.com>
28673 * c-common.c (c_common_truthvalue_conversion): When warning about
28674 using an assignment as a truth value, set TREE_NO_WARNING.
28676 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28679 * c.opt (Wold-style-declaration): New.
28680 * doc/invoke.texi (C-only Warning Options): New.
28681 (Wold-style-declaration): Document it.
28682 (Wextra): Enabled by -Wextra.
28683 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28684 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28685 -Wold-style-declaration.
28687 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28689 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28690 * cfgbuild.c (find_basic_blocks): Likewise.
28691 * cfgrtl.c (rtl_create_basic_block): Likewise.
28692 * function.c (temp_slots_at_level): Likewise.
28693 * reg-stack.c (stack_regs_mentioned): Likewise.
28694 * regclass.c (allocate_reg_info): Likewise.
28695 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28696 set_bb_for_stmt, move_block_to_fn): Likewise.
28697 * tree-complex.c (tree_lower_complex): Likewise.
28698 * vec.h (VEC_safe_grow_cleared): New.
28700 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28702 * c-common.c (c_common_nodes_and_builtins): Since variants of
28703 void_type_node get built before it is given a name, we need to
28704 give those variants the name, too.
28705 (complete_array_type): We need to work with the canonical main
28706 type of the array, from which we will build the qualified version.
28707 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28708 * print-tree.c (print_node): Display canonical type information
28710 * stor-layout.c (layout_type): When we don't know the
28711 alignment of a type for which we're building an array, we end up
28712 guessing wrong, so make the type require structural equality.
28713 * tree.c (make_node_stat): When we build a new type, it is its
28714 own canonical type.
28715 (build_type_attribute_qual_variant): When building an attribute
28716 variant, its canonical type is the non-attribute variant. However,
28717 if the attributes are target-dependent and they differ, we need to
28718 use structural equality checks for this type.
28719 (build_qualified_type): A qualified type is not equivalent to its
28720 unqualified variant; set the canonical type appropriately.
28721 (build_distinct_type_copy): When building a distinct type from
28722 another type, the new type is its own canonical type.
28723 (build_variant_type_copy): When building a new type variant, we
28724 assume that it is equivalent to the original type.
28725 (build_pointer_type_for_mode): When building a pointer type, also
28726 build a canonical type pointer.
28727 (build_reference_type_for_mode): When building a reference type,
28728 also build a canonical type reference.
28729 (build_index_type): When we can't hash an index type (e.g.,
28730 because its maximum value is negative), the index type requires
28731 structural equality tests.
28732 (build_array_type): Build the canonical form of an array type.
28733 (build_function_type): Function types require structural equality,
28734 because they contain default arguments, attributes, etc.
28735 (build_method_type_directly): Ditto for method types.
28736 (build_offset_type): Build the canonical offset type.
28737 (build_complex_type): Build the canonical vector type.
28738 (make_vector_type): Build the canonical vector type.
28739 * tree.h (TYPE_CANONICAL): New.
28740 (TYPE_STRUCTURAL_EQUALITY_P): New.
28741 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28742 (struct tree_type): Added "canonical" field.
28743 * params.h (VERIFY_CANONICAL_TYPES): New.
28744 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28745 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28746 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28747 * doc/invoke.texi (verify-canonical-types): Document --param
28748 parameter for verifying canonical types.
28750 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28752 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28753 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28754 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28755 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28757 * config/rs6000/e500.h: New.
28758 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28759 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28761 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28762 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28763 TARGET_E500_DOUBLE): Remove.
28764 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28765 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28766 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28767 * config/rs6000/rs6000.c (rs6000_override_options): Use
28768 CHECK_E500_OPTIONS.
28770 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28772 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28773 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28774 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28775 rs6000_emit_cmove): Don't check TARGET_E500.
28776 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28777 sordered): Don't check TARGET_E500.
28779 2007-01-01 Eric Christopher <echristo@apple.com>
28781 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28782 HARD_REGISTER_NUM_P.
28784 2007-01-01 Roger Sayle <roger@eyesopen.com>
28786 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28787 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28788 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28791 2007-01-01 Mike Stump <mrs@apple.com>
28793 * configure.ac: Remove support for building with Apple's gcc-3.1.
28795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28797 PR middle-end/30311
28798 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28799 REG is a hard register. Do not modify REG before calling
28801 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28802 multiple of the size of YMODE for certain lowpart cases.
28804 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28806 PR middle-end/30253
28807 * gimplify (voidify_wrapper_expr): Update for
28808 GIMPLE_MODIFY_STMT.
28810 2007-01-01 Andreas Schwab <schwab@suse.de>
28813 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28814 save of BR0 in extra_spill_size instead of spill_size.
28815 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28817 (ia64_expand_epilogue): Restore BR0 from its new location.
28819 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28821 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28822 Use a temporary variable if the left hand side is not a gimple
28825 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28827 * gimplify.c (gimplify_return_expr): Make the temporary variable
28828 for the return expression, a gimple register variable.
28830 2007-01-01 Jan Hubicka <jh@suse.cz>
28832 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28835 2007-01-01 Mike Stump <mrs@apple.com>
28837 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28839 * config/darwin.c (machopic_select_rtx_section): Use
28840 HAVE_GAS_LITERAL16.
28841 (darwin_mergeable_constant_section): Likewise.
28842 * configure: Regenerate.
28843 * config.in: Regenerate.
28845 2007-01-01 Jan Hubicka <jh@suse.cz>
28846 Andrew Pinski <pinskia@gmail.com>
28848 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28849 before starting IPA passes.