1 2008-02-25 Jan Beulich <jbeulich@novell.com>
3 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
5 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6 __emultls_get_address, __emultls_register_common,
7 __floatundi?f, and _Unwind_GetIPInfo.
8 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10 (gen_regparm_prefix): Likewise.
11 (i386_nlm_encode_section_info): Sync with
12 config/i386/winnt.c:i386_pe_encode_section_info().
13 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14 i386_nlm_mangle_decl_assembler_name): New.
15 (netware_override_options): New.
16 * config/i386/netware.h (netware_override_options): Declare.
17 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18 (i386_nlm_mangle_decl_assembler_name): Declare.
19 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21 2008-02-25 Ben Elliston <bje@au.ibm.com>
24 * c-decl.c (grokdeclarator): Remove unused local variables
25 `typedef_type' and `type_as_written'.
27 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
28 unused local variable `has_hot_blocks'.
29 (fix_crossing_conditional_branches): Remove unused local variable
32 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
35 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
36 using DEF_C99_BUILTIN.
37 (BUILT_IN_NANF): Ditto.
38 (BUILT_IN_NANL): Ditto.
40 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
41 Revital Eres <eres@il.ibm.com>
43 * modulo-sched.c (calculate_must_precede_follow): Address TODO
44 regarding the order of two dependent insns in the same row.
46 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
48 * stor-layout.c (layout_decl): Do not bump the alignment of a
49 bit-field to more than byte alignment if it is packed.
51 2008-02-24 David Edelsohn <edelsohn@gnu.org>
53 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
56 2008-02-24 Diego Novillo <dnovillo@google.com>
58 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
61 * tree-vrp.c (vrp_evaluate_conditional): With
62 -Wtype-limits, emit a warning when comparing against a
63 constant outside the natural range of OP0's type.
64 * c.opt (Wtype-limits): Move ...
65 * common.opt (Wtype-limits): ... here.
67 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
69 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
70 * config/rs6000/e300c2c3.md: New file.
71 * config/rs6000/rs6000.c (processor_costs): Add new costs for
73 (rs6000_override_options): Add e300c2 and e300c3 cases to
74 processor_target_table. Do not allow usage of Altivec or Spe
75 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
76 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
77 * config/rs6000/rs6000.h (processor_type): Add
78 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
79 (ASM_CPU_SPEC): Add e300c2 and e300c3.
80 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
81 and ppce300c3. Include e300c2c3.md.
83 2008-02-23 David Edelsohn <edelsohn@gnu.org>
85 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
86 instead of TARGET_STRICT_ALIGN.
88 2008-02-23 Joseph Myers <joseph@codesourcery.com>
90 * explow.c (memory_address): Assert that the generated address is
93 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
96 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
97 * config/darwin-ppc-ldouble-patch.def: New file.
98 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
99 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
100 SUBTARGET_INIT_BUILTINS if defined.
101 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
104 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
107 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
108 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
110 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
113 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
114 file" warning condtional on -Winvalid-PCH.
116 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
118 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
120 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
125 prevent reload from using MMX registers.
126 (*mov<mode>_internal): Ditto.
127 (*movv2sf_internal_rex64): Ditto.
128 (*movv2sf_internal): Ditto.
130 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
132 PR documentation/31569
133 * doc/install.texi2html: Use makeinfo --no-number-sections.
135 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
137 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
138 ensure that we can address an entire entity > 8 bytes. Don't
139 generate reg+reg addressing for such data.
141 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
143 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
144 strings when optimizing for size, unless the target cares about
147 2008-02-22 Tom Tromey <tromey@redhat.com>
149 * regclass.c (current_pass): Remove declaration.
151 2008-02-22 Anatoly Sokolov <aesok@post.ru>
153 * config/avr/libgcc.S (__RAMPZ__): Define.
154 (__do_copy_data): Add for devices with 128KB code memory.
156 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
158 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
160 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
162 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
164 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
167 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
170 * c-typeck.c (build_binary_op): Warn about floating point
171 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
173 2008-02-21 Janis Johnson <janis187@us.ibm.com>
176 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
177 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
179 (rs6000_override_options): Set altivec_abi as default, not override,
180 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
181 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
182 is used; use new member spe_abi.
183 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
184 spe_abi and altivec_abi.
186 2008-02-22 Tomas Bily <tbily@suse.cz>
188 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
190 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
193 * config.build (build_file_translate): Set to `CMD //c' only if
195 * Makefile.in (build_file_translate): Improve comment.
197 2008-02-21 Jan Hubicka <jh@suse.cz>
199 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
200 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
201 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
203 2008-02-21 Michael Matz <matz@suse.de>
206 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
208 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
210 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
211 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
213 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
214 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
215 SSE_VEC_FLOAT_MODE_P as insn constraint.
216 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
217 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
218 sse4a_movntdf using MODEF mode iterator.
219 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
220 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
221 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
222 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
223 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
224 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
225 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
227 2008-02-21 Richard Guenther <rguenther@suse.de>
229 * tree.def (PAREN_EXPR): New tree code.
230 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
232 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
233 * expr.c (expand_expr_real_1): Likewise.
234 * tree-inline.c (estimate_num_insns_1): Likewise.
235 * tree-complex.c (expand_complex_move): Likewise.
236 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
239 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
242 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
244 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
247 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
249 * config/sh/sh.c (find_barrier): Don't go past
250 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
252 2008-02-20 DJ Delorie <dj@redhat.com>
254 * config/h8300/h8300.md (insv): Force source operand to be a register.
256 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
257 as a jump, not as a plain insn.
259 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
261 * doc/invoke.texi (Warning Options): Add new option
262 -Wframe-larger-than=.
263 (-Wframe-larger-than): Document.
265 * flags.h (warn_frame_larger_than, frame_larger_than_size):
266 Add declarations for new option variables.
268 * final.c (final_start_function): Check the frame size
269 before emission and issue a Wframe-larger-than warning.
271 * opts.c (warn_frame_larger_than, frame_larger_than_size):
272 Add definitions for new option variables.
273 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
275 * common.opt (Wframe-larger-than=): New option.
277 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
279 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
280 (<sse>_div<mode>3): Ditto.
281 (<sse>_vmdiv<mode>3): Ditto.
282 (<sse>_vmsqrt<mode>2): Ditto.
283 (*smax<mode>3): Ditto.
284 (sse5_frcz<mode>2): Ditto.
285 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
288 2008-02-20 Richard Guenther <rguenther@suse.de>
291 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
292 be happy with INTEGRAL_TYPE_P.
294 2008-02-20 Richard Guenther <rguenther@suse.de>
296 * fold-const.c (split_tree): Associate floatig-point expressions
297 if flag_associative_math is set.
299 2008-02-20 Richard Guenther <rguenther@suse.de>
301 * tree.h (fold_real_zero_addition_p): Declare.
302 * fold-const.c (fold_real_zero_addition_p): Export.
303 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
304 floating-point operations with zero and one.
306 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
308 * doc/install.texi: Correct references to CFLAGS, replacing them
309 with BOOT_CFLAGS. Document flags used during bootstrap for
312 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
315 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
316 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
318 (smin<mode>3): Ditto from similar patterns.
319 (smax<mode>3): Ditto.
320 (*ieee_smin<mode>3): Ditto.
321 (*ieee_smax<mode>3): Ditto.
322 * config/i386/sse.md (sse): New mode attribute.
323 (mov<mode>): Macroize expander from movv4sf and movv2df using
324 SSEMODEF2P mode iterator.
325 (<sse>_movnt<mode>): Ditto from similar patterns. Use
326 SSE_VEC_FLOAT_MODE_P as insn constraint.
327 (storent<mode>): Ditto.
328 (storent<mode>): Macroize expander from storentsf and storentdf using
330 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
331 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
332 (abs<mode>2): Ditto from similar patterns.
333 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
334 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
335 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
336 (<sse>_vmsqrt<mode>2): Ditto.
337 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
338 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
339 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
340 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
341 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
342 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
343 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
345 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
346 iterator and SSE_FLOAT_MODE_P as insn constraint.
347 (<sse>_ucomi): Ditto from similar patterns.
348 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
349 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
350 SSE_VEC_FLOAT_MODE_P as insn constraint.
351 (vcond<mode>): Ditto from similar patterns.
352 (and<mode>3, *and<mode>3): Ditto.
353 (<sse>_nand<mode>3): Ditto.
354 (ior<mode>3, *ior<mode>3): Ditto.
355 (xor<mode>3, *xor<mode>3): Ditto.
356 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
357 iterator and SSE_FLOAT_MODE_P as insn constraint.
358 (*nand<mode>3): Ditto from similar patterns.
359 (*ior<mode>3): Ditto.
360 (*xor<mode>3): Ditto.
362 2008-02-20 Ira Rosen <irar@il.ibm.com>
364 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
365 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
366 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
368 2008-02-19 Jan Hubicka <jh@suse.cz>
370 * predict.c (tree_bb_level_predictions): Remove variable next
371 mistakely introduced by previous commit.
373 2008-02-19 Jan Hubicka <jh@suse.cz>
375 * predict.c (predict_paths_leading_to): Rewrite.
376 (predict_paths_for_bb): New.
377 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
379 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
382 * Makefile.in (build_file_translate): New.
383 (gcc-vers.texi): Use it for translating $(abs_srcdir).
384 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
385 * configure.ac (build_file_translate): Substitute it.
386 * configure: Regenerate.
388 2008-02-19 Jan Hubicka <jh@suse.cz>
390 PR rtl-optimization/34408
391 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
394 2008-02-19 Jan Hubicka <jh@suse.cz>
397 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
400 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
403 * config/i386/i386-modes.def: Revert the last DI alignment
404 change until Ada people can look into it.
406 2008-02-19 Nick Clifton <nickc@redhat.com>
408 * opts.c (print_specific_help): Fix typo in --help text.
410 2008-02-19 Jakub Jelinek <jakub@redhat.com>
413 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
414 32-bit inline asm without asm alternatives for host GCC < 3.0.
416 2008-02-19 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/34989
419 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
420 Allow propagation to INDIRECT_REF if we can simplify only.
422 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
424 * c-common.c (warn_for_collisions_1): Use appropriate option when
427 2008-02-19 Nick Clifton <nickc@redhat.com>
430 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
431 (handle_options): Fix indentation.
432 (print_filtered_help): If no language-specific options were
433 displayed tell the user how to list all the options supported by
434 the language's front-end.
435 (print_specific_help): Fix indentation and remove duplicate line.
436 (common_handle_option): Handle the -v option.
437 For --help enable the display of undocumented options if the -v
438 switch has been included on the command line.
439 For --help= check for overlaps in the arguments between the option
440 classes and the language names and issue a warning when they
441 cannot be disambiguated.
442 * c.opt (v): Pass on to the common option handler.
444 2008-02-19 Revital Eres <eres@il.ibm.com>
446 * modulo-sched.c (sms_schedule): Change dump message when
447 create_ddg function fails.
448 (try_scheduling_node_in_cycle): Rename row to cycle.
449 (print_partial_schedule): Rename CYCLE to ROW.
451 2008-02-19 Christian Bruel <christian.bruel@st.com>
452 Zdenek Dvorak <ook@ucw.cz>
454 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
456 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
460 (*x86_movdicc_0_m1_se): Ditto.
462 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
465 (CMPtype): Define as __gcc_CMPtype.
466 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
467 (CMPtype): Define as __gcc_CMPtype.
469 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
471 Support valgrind 3.3 for --enable-checking=valgrind.
472 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
474 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
475 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
476 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
477 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
478 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
479 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
480 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
482 * ggc-zone.c: Similar.
483 * ggc-page.c: Similar.
485 2008-02-19 Paul Brook <paul@codesourcery.com>
488 * config/arm/ieee754-df.S: Fix do_it typo.
489 * config/arm/ieee754-sf.S: Fix do_it typo.
491 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
494 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
495 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
496 (OPTION_MASK_ISA_SSE_SET): Likewise.
497 (OPTION_MASK_ISA_SSE2_SET): Likewise.
498 (OPTION_MASK_ISA_SSE3_SET): Likewise.
499 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
500 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
501 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
502 (OPTION_MASK_ISA_SSE4_SET): Likewise.
503 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
504 (OPTION_MASK_ISA_SSE5_SET): Likewise.
505 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
506 (OPTION_MASK_ISA_MMX_UNSET): Updated.
507 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
508 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
509 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
510 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
511 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
512 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
513 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
514 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
515 (OPTION_MASK_ISA_SSE4): Removed.
516 (ix86_handle_option): Turn on bits in ix86_isa_flags and
517 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
519 (override_options): Don't turn on implied SSE/MMX bits in
522 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
524 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
527 2008-02-18 Joey Ye <joey.ye@intel.com>
530 * tree-nested.c (insert_field_into_struct): Set type alignment
531 to field alignment if the former is less than the latter.
533 2008-02-18 Jakub Jelinek <jakub@redhat.com>
535 * BASE-VER: Set to 4.4.0.
537 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
539 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
540 * doc/cfg.texi: Likewise.
541 * doc/extend.texi: Likewise.
542 * doc/gty.texi: Likewise.
543 * doc/invoke.texi: Likewise.
544 * doc/loop.texi: Likewise.
545 * doc/md.texi: Likewise.
546 * doc/passes.texi: Likewise.
547 * doc/rtl.texi: Likewise.
548 * doc/sourcebuild.texi: Likewise.
549 * doc/tm.texi: Likewise.
550 * doc/tree-ssa.texi: Likewise.
552 2008-02-17 Richard Guenther <rguenther@suse.de>
555 * tree-complex.c (init_parameter_lattice_values): Handle parameters
556 without default definition.
558 2008-02-17 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/35231
561 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
564 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
568 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
569 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
570 libgcc_cmp_return mode.
572 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
575 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
577 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
579 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
582 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
584 * doc/c-tree.texi: Use `@.' where appropriate.
585 * doc/extend.texi: Likewise.
586 * doc/install.texi: Likewise.
587 * doc/invoke.texi: Likewise.
588 * doc/loop.texi: Likewise.
589 * doc/makefile.texi: Likewise.
590 * doc/md.texi: Likewise.
591 * doc/passes.texi: Likewise.
592 * doc/standards.texi: Likewise.
593 * doc/tm.texi: Likewise.
595 2008-02-15 Jakub Jelinek <jakub@redhat.com>
598 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
600 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
601 rather than in entry_bb.
603 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
605 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
606 libgcc_cmp_return mode.
608 2008-02-15 Jakub Jelinek <jakub@redhat.com>
611 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
612 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
614 2008-02-15 Richard Guenther <rguenther@suse.de>
615 Zdenek Dvorak <ook@ucw.cz>
617 PR tree-optimization/35164
618 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
619 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
620 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
621 Only propagate addresses which do not have abnormal SSA_NAMEs
624 2008-02-15 Joseph Myers <joseph@codesourcery.com>
627 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
629 2008-02-15 Jan Hubicka <jh@suse.cz>
632 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
634 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
637 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
638 when calculating alignment_pad.
640 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
643 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
644 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
645 and STACK_BOUNDARY define.
647 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
649 PR preprocessor/35061
650 * c-pragma.c (handle_pragma_pop_macro): Check that
651 pushed_macro_table has been allocated.
653 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
656 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
657 (force_gimple_operand): Likewise.
658 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
659 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
660 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
661 (find_interesting_uses_address): Check addressability and alignment
662 of the base expression only after substituting bases of IVs into it.
664 2008-02-14 Michael Matz <matz@suse.de>
667 * function.c (instantiate_virtual_regs_in_insn): Reload address
668 before falling back to reloading the whole operand.
670 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
672 * config/s390/s390.c (s390_mainpool_start): Emit the pool
673 before the first section switch note.
675 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
677 * doc/bugreport.texi: Update copyright years.
678 * doc/c-tree.texi: Likewise.
679 * doc/cfg.texi: Likewise.
680 * doc/cpp.texi: Likewise.
681 * doc/cppinternals.texi: Likewise.
682 * doc/fragments.texi: Likewise.
683 * doc/frontends.texi: Likewise.
684 * doc/gcc.texi: Likewise.
685 * doc/gty.texi: Likewise.
686 * doc/hostconfig.texi: Likewise.
687 * doc/implement-c.texi: Likewise.
688 * doc/libgcc.texi: Likewise.
689 * doc/loop.texi: Likewise.
690 * doc/makefile.texi: Likewise.
691 * doc/options.texi: Likewise.
692 * doc/passes.texi: Likewise.
693 * doc/rtl.texi: Likewise.
694 * doc/sourcebuild.texi: Likewise.
695 * doc/standards.texi: Likewise.
696 * doc/tree-ssa.texi: Likewise.
697 * doc/trouble.texi: Likewise.
699 * doc/extend.texi: Use @: or add comma where appropriate.
700 * doc/invoke.texi: Likewise.
701 * doc/tm.texi: Likewise.
703 2008-02-14 Alan Modra <amodra@bigpond.net.au>
706 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
709 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
711 * doc/md.texi (clz, ctz): Add reference.
712 * doc/rtl.texi (clz, ctz): Likewise.
714 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
717 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
720 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
722 * config/s390/s390.c (struct constant_pool): New field
723 emit_pool_after added.
724 (s390_mainpool_start): Set the emit_pool_after flag according
725 to the section switch notes.
726 (s390_mainpool_finish): Consider emit_pool_after when emitting
727 the literal pool at the end of the function.
728 (s390_chunkify_start): Force literal pool splits at section
731 2008-02-13 Michael Matz <matz@suse.de>
734 * var-tracking.c (clobber_variable_part): Correctly traverse the
737 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
740 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
741 Add -fdump-ipa-inline.
742 * tree-dump.c (dump_files): Remove tree-inlined dump.
743 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
745 2008-02-12 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/35171
748 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
751 2008-02-12 Richard Guenther <rguenther@suse.de>
754 * fold-const.c (fold_widened_comparison): Use get_unwidened in
755 value-preserving mode. Disallow final truncation.
757 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
760 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
762 (force_gimple_operand): ...here.
764 2008-02-12 Jakub Jelinek <jakub@redhat.com>
767 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
768 non-compatible pointers.
769 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
770 different FIELD_DECLs, try harder by comparing field offsets, sizes
774 * function.c (match_asm_constraints_1): Don't replace the same input
777 2008-02-12 Anatoly Sokolov <aesok@post.ru>
779 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
780 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
781 (expand_epilogue): Restore RAMPZ register.
782 * config/avr/avr.md (RAMPZ_ADDR): New constant.
784 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
786 * config/i386/cygwin.asm: (__alloca): Correct calling
787 convention and alignment.
788 (__chkstk): Force 8 byte stack alignment.
790 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
791 Richard Guenther <rguenther@suse.de>
793 PR tree-optimization/33992
794 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
795 the zero we compare against.
797 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
800 * gthr-win32.h (__gthread_mutex_destroy_function): New function
801 to CloseHandle after unlocking to prevent accumulation of handle
804 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
807 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
808 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
809 and update LABEL_NUSES during and after reload.
811 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
814 * combine.c (simplify_if_then_else): Make sure the comparison is
815 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
817 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
820 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
821 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
822 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
823 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
824 * tree.h (get_type_static_bounds): Likewise.
826 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
828 * doc/invoke.texi (Option Summary, C++ Dialect Options)
829 (Objective-C and Objective-C++ Dialect Options, Warning Options):
830 Make -Wfoo language annotations match what the compiler outputs.
832 2008-02-08 Sa Liu <saliu@de.ibm.com>
834 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
835 intrinsics spu_convts, spu_convtu, spu_convtf.
836 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
838 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
840 * doc/extend.texi (Function Attributes) <noinline>: Mention
841 asm ("") as method to keep calls.
843 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
846 * doc/options.texi (Options): Replace references to opts.sh with
848 * opts-common.c: Likewise.
849 * optc-gen.awk: Likewise.
851 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
853 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
855 2008-02-07 Richard Henderson <rth@redhat.com>
858 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
859 EXPR_LIST for the REG_EQUAL instead of a comparison with a
862 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
864 PR tree-optimization/35085
865 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
866 for operand entry oe2 in addition to operand entry oe3 in order to
867 expose more opportunities for vectorizer sum reduction.
869 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
872 * Makefile.in (LIBS): Remove $(GMPLIBS).
873 (cc1-dummy, cc1): Add $(GMPLIBS).
875 2008-02-06 Jan Hubicka <jh@suse.cz>
878 * i386.md (moddf_integer): Do not produce partial memory stalls for
879 targets where it hurts.
881 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
884 * optabs.c (expand_float): Do not check for decimal modes when
885 expanding unsigned integer through signed conversion.
887 2008-02-06 Nick Clifton <nickc@redhat.com>
889 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
890 inside the clobber with a match_operand and duplicated operand
891 number in the constraint.
892 (ineqbranchsi): Delete redundant comment.
894 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
896 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
897 builtin_define ("__USE_INIT_FINI__").
898 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
900 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
902 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
904 PR documentation/30330
905 * doc/invoke.texi (C++ Dialect Options)
906 (Objective-C and Objective-C++ Dialect Options, Warning Options):
907 For each warning option -Wfoo that allows -Wno-foo, ensure both
908 -Wfoo and -Wno-foo are listed in the option index. Fix index
909 entry of -Wswitch-default, index -Wnormalized= including the
910 `=', and -Wlarger-than-@var{len} including @var{len}.
912 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.md (floatunssisf2): Use
915 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
916 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
917 Macroize expander using MODEF mode iterator.
919 2008-02-05 Diego Novillo <dnovillo@google.com>
921 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
924 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
926 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
929 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
931 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
934 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
935 to indicate if a message should be generated.
936 (init_cumulative_args): Updated.
937 (function_value_32): Likewise.
939 2008-02-05 Joseph Myers <joseph@codesourcery.com>
941 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
943 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
946 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
947 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
949 2008-02-04 Diego Novillo <dnovillo@google.com>
951 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
954 * tree-vrp.c (vrp_evaluate_conditional): With
955 -Wtype-limits, emit a warning when comparing against a
956 constant outside the natural range of OP0's type.
958 2008-02-04 Richard Guenther <rguenther@suse.de>
961 * expr.c (count_type_elements): Give for unions instead of
964 2008-02-04 Richard Guenther <rguenther@suse.de>
967 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
968 to TYPE_DOMAINs base type instead of using bitsizetype here.
970 2008-02-03 Jason Merrill <jason@redhat.com>
972 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
974 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
977 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
978 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
979 (RS/6000 and PowerPC Options): Fix typos and markup.
980 * doc/passes.texi (Tree-SSA passes): Likewise.
982 2008-02-02 Michael Matz <matz@suse.de>
985 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
986 from record_last_reg_set_info.
987 (record_last_reg_set_info): Take an RTX argument, iterate over all
988 constituent hardregs.
989 (record_last_set_info, record_opr_changes): Change calls to
990 new signature or to record_last_reg_set_info_regno.
992 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
994 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
996 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
998 PR rtl-optimization/34773
999 * reg-notes.def (EQUAL): Mention significance of combination of
1000 REG_EQUAL and REG_RETVAL.
1001 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1002 insn that has a REG_RETVAL.
1004 2008-02-01 Roger Sayle <roger@eyesopen.com>
1007 * configure.ac (--enable-fixed-point): Disable unless explicitly
1009 * configure: Regenerate.
1011 2008-02-01 Richard Guenther <rguenther@suse.de>
1014 * invoke.texi (-finline-limit): Remove no longer true parts
1015 of the documentation. Note that there is no default value.
1017 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1018 Mark Mitchell <mark@codesourcery.com>
1019 Ben Elliston <bje@au.ibm.com>
1022 * doc/extend.texi (Other Builtins): Document.
1024 2008-01-31 Tom Browder <tom.browder@gmail.com>
1026 * doc/c-tree.texi (Types): Fix grammar.
1027 (Expression trees): Ditto.
1028 * doc/passes.texi (Tree-SSA passes): Ditto.
1030 * doc/configterms.texi (Configure Terms): Fix typo.
1031 * doc/cpp.texi (Common Predefined Macros): Ditto.
1032 * doc/md.texi (Machine Constraints): Ditto.
1034 * doc/makefile.texi (Makefile): Add comma.
1036 2008-01-31 Tom Browder <tom.browder@gmail.com>
1037 Gerald Pfeifer <gerald@pfeifer.com>
1039 * doc/sourcebuild.texi (Front End): Remove references to CVS
1040 and CVSROOT/modules.
1041 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1042 (Back End): Remove reference to CVS.
1044 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1047 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1049 (mips16_gp_pseudo_reg): ...here.
1050 * config/mips/mips.md (load_const_gp): Replace with...
1051 (load_const_gp_<mode>): ...this :P-based insn.
1053 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1055 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1056 options. Minor fixes.
1057 (-std): Move reference to standards closer to where language
1058 standards are first mentioned.
1060 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1062 PR rtl-optimization/34995
1063 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1064 parameter and return a bool. If the rtx parameter is nonnull,
1065 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1066 (find_reloads): Update call accordingly. Pass the new operand
1067 if it needed no address reloads, otherwise pass null.
1069 2008-01-30 Richard Henderson <rth@redhat.com>
1072 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1073 for unbounded arrays.
1075 2008-01-30 Silvius Rus <rus@google.com>
1077 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1079 2008-01-30 Jan Hubicka <jh@suse.cz>
1082 * i386.c (init_cumulative_args): Use real function declaration when
1085 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1087 PR rtl-optimization/34998
1088 * global.c (build_insn_chain): Treat non-subreg_lowpart
1089 SUBREGs of pseudos as clobbering all the words covered by the
1090 SUBREG, not just all the bytes.
1091 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1092 original df_ref rather than an extract parameter.
1093 (global_conflicts): Update call accordingly.
1095 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1097 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1098 the overflow check to make it easier to read.
1099 (__fixtfdi): Change the type of the ll member in union
1100 long_double to UDItype_x.
1102 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1105 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1106 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1107 * tree-inline.c (fold_marked_statements): Call
1108 cgraph_update_edges_for_call_stmt if folding a call statement.
1109 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1110 debug_generic_stmt calls, reset it back afterwards.
1113 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1115 * c-typeck.c (build_external_ref): Don't pedwarn about
1116 static vars in current function's scope.
1118 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1120 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1122 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1125 * ipa-struct-reorg.c: Fix spelling.
1126 * params.def: Ditto.
1128 2008-01-29 Richard Guenther <rguenther@suse.de>
1131 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1133 * tree-inline.c (remap_type): Increment remapping_type_depth
1134 around remapping types.
1135 (copy_body_r): Only add referenced variables if they are referenced
1136 from code, not types.
1138 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1149 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1150 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1152 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1155 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1156 pointer for tiny stack.
1158 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1160 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1162 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1164 * config/vx-common.h: Fix typo in comment.
1166 2008-01-28 Ian Lance Taylor <iant@google.com>
1170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1171 coalesce pointers if they have different DECL_NO_TBAA_P values.
1172 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1173 between variables with different DECL_NO_TBAA_P values.
1175 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1178 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1179 are not legitimate small data references on SPE targets.
1181 2008-01-28 David Daney <ddaney@avtrex.com>
1183 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1185 2008-01-28 David Daney <ddaney@avtrex.com>
1187 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1189 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1191 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1192 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1193 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1194 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1195 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1196 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1197 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1198 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1200 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1202 * basic-block.h (condjump_equiv_p): Fix comment.
1204 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1206 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1207 print_generic_stmt_indented): Fix comment.
1209 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1211 * configure.ac (__stack_chk_fail): Add detecion for availability
1212 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1213 * configure: Regenerate.
1215 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1218 * final.c (output_addr_const): Handle TRUNCATE.
1220 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1223 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1224 (zero_cost, infinite_cost): New constants.
1225 (struct cost_pair): Change type of cost to comp_cost.
1226 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1227 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1229 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1230 split_address_cost, ptr_difference_cost, difference_cost,
1231 get_computation_cost_at, get_computation_cost,
1232 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1233 determine_use_iv_cost_condition, determine_use_iv_costs,
1234 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1235 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1236 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1237 Change type of cost to comp_cost.
1238 (determine_iv_cost): Increase cost of non-original ivs, instead
1239 of decreasing the cost of original ones.
1240 (get_address_cost): Indicate the complexity of the addressing mode
1242 (try_add_cand_for): Prefer using ivs not specific to some object.
1243 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1245 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1246 Janis Johnson <janis187@us.ibm.com>
1249 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1250 (TARGET_INSTANTIATE_DECLS): Likewise.
1251 * target.h (expand_to_rtl_hook): New target hook.
1252 (instantiate_decls): Likewise.
1253 * function.c (instantiate_decl): Make non-static. Rename to...
1254 (instantiate_decl_rtl): ... this.
1255 (instantiate_expr): Use instantiate_decl_rtl.
1256 (instantiate_decls_1): Likewise.
1257 (instantiate_decls): Likewise.
1258 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1259 * function.h (instantiate_decl_rtl): Add prototype.
1260 * cfgexpand.c (target.h): New include.
1261 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1262 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1263 (TARGET_INSTANTIATE_DECLS): Likewise.
1264 (TARGET_INITIALIZER): New target hooks added.
1265 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1267 * config/rs6000/rs6000.c (tree-flow.h): New include.
1268 (machine_function): Add sdmode_stack_slot field.
1269 (rs6000_alloc_sdmode_stack_slot): New function.
1270 (rs6000_instantiate_decls): Likewise.
1271 (rs6000_secondary_memory_needed_rtx): Likewise.
1272 (rs6000_check_sdmode): Likewise.
1273 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1274 (TARGET_INSTANTIATE_DECLS): Likewise.
1275 (rs6000_hard_regno_mode_ok): Allow SDmode.
1276 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1277 (rs6000_emit_move): Handle SDmode.
1278 (function_arg_advance): Likewise.
1279 (function_arg): Likewise.
1280 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1281 SDmode var args for 32-bit compiles.
1282 (rs6000_secondary_reload_class): Handle SDmode.
1283 (rs6000_output_function_epilogue): Likewise.
1284 (rs6000_function_value): Simplify if statement.
1285 (rs6000_libcall_value): Likewise.
1286 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1287 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1288 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1289 (movsd_hardfloat): New define_insn.
1290 (movsd_softfloat): Likewise.
1291 (movsd_store): Likewise.
1292 (movsd_load): Likewise.
1293 (extendsddd2): Likewise.
1294 (extendsdtd2): Likewise.
1295 (truncddsd2): Likewise.
1296 (movdd_hardfloat64): Fixup comment.
1297 (UNSPEC_MOVSD_LOAD): New constant.
1298 (UNSPEC_MOVSD_STORE): Likewise.
1300 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1303 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1305 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1306 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1307 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1310 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1313 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1314 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1315 __LONGDOUBLE128 too.
1316 * config/rs6000/aix61.h: New file.
1318 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1320 PR rtl-optimization/34959
1321 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1322 popcount and parity rtxes the same mode as their operand.
1323 Truncate or extend the result to the return value's mode
1326 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1329 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1330 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1331 to GOT_VERSION_REGNUM.
1332 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1333 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1334 * config/mips/mips.c (mips_emit_call_insn): New function.
1335 (mips_call_tls_get_addr): Call mips_expand_call directly.
1336 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1338 (mips16_build_call_stub): Likewise. Return the call insn or null.
1339 (mips_expand_call): Update the call to mips16_build_call_stub
1340 accordingly and a remove redundant condition. Assert that MIPS16
1341 stubs do not use lazy binding. Use mips_emit_call_insn and return
1343 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1345 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1346 (mips_avoid_hazard): Remove hazard_set handling.
1347 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1348 (UNSPEC_RESTORE_GP): ...this.
1349 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1350 (FAKE_CALL_REGNO): Rename to...
1351 (GOT_VERSION_REGNUM): ...this.
1352 (type): Add "ghost" value. Add an associated insn reservation.
1353 (hazard_set): Remove.
1354 (exception_receiver): Rename to...
1355 (restore_gp): ...this and update the unspec identifier accordingly.
1356 (exception_receiver, nonlocal_got_receiver): New expanders.
1357 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1358 FAKE_CALL_REGNO. Remove hazard_set attribute.
1359 (set_got_version, update_got_version): New patterns.
1361 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1364 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1366 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1369 * doc/install.texi2html: Generate gcc-vers.texi.
1371 2008-01-25 DJ Delorie <dj@redhat.com>
1373 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1375 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1377 * config/c4x: Remove directory.
1378 * config.gcc (crx-*, mt-*): Mark obsolete.
1379 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1380 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1381 sh-*-rtemscoff*): Remove cases.
1382 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1383 * real.c (encode_c4x_single, decode_c4x_single,
1384 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1385 c4x_extended_format): Remove.
1386 * real.h (c4x_single_format, c4x_extended_format): Remove.
1387 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1389 (Pragmas): Remove comment about c4x pragmas.
1390 * doc/install.texi (c4x): Remove target-specific instructions.
1391 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1392 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1393 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1394 refer to C4x source files as examples.
1395 (C4X_FLOAT_FORMAT): Remove documentation.
1397 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1399 * config/bfin/bfin.c (override_options): Reorder tests so that
1400 flag_pic gets enabled for -msep-data.
1402 2008-01-25 Richard Guenther <rguenther@suse.de>
1405 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1406 to its bitfield precision if required.
1408 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1411 * tree-nested.c (walk_omp_for): New function.
1412 (convert_nonlocal_reference, convert_local_reference): Call
1413 walk_omp_for on OMP_FOR.
1414 (convert_call_expr): Call walk_body on OMP_FOR's
1415 OMP_FOR_PRE_INIT_BODY.
1417 2008-01-25 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/34966
1420 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1421 default defs and PHI_NODEs we have to insert after the
1424 2008-01-24 Nick Clifton <nickc@redhat.com>
1426 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1427 Provide a default definition.
1428 (LIBGCC2_UNITS_PER_WORD): Likewise.
1430 * config/stormy16/stormy16.c: Include df.h for the prototype
1431 for df_regs_ever_live_p.
1432 (xstormy16_expand_builtin_va_start): Convert the stack offset
1433 into a component_ref and then use POINTER_PLUS_EXPR to add it
1434 to the incoming_virtual_args_rtx.
1435 (xstormy16_gimplify_va_arg_expr): Rename to
1436 xstormy16_gimplify_va_arg_expr.
1437 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1438 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1439 xstormy16_gimplify_va_arg_expr.
1440 Fix up some formatting issues.
1442 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1443 Move to predicates.md.
1444 (xs_hi_general_operand): Likewise.
1445 (xs_hi_nonmemory_operand): Likewise.
1446 * config/stormy16/predicates.md:
1447 (xstormy16_carry_plus_operand): New predicate.
1448 (xs_hi_general_operand): New predicate.
1449 (xs_hi_nonmemory_operand): New predicate.
1450 * config/stormy16/stormy16-protos.h:
1451 (xstormy16_carry_plus_operand): Delete prototype.
1452 (xs_hi_general_operand): Likewise.
1453 (xs_hi_nonmemory_operand): Likewise.
1455 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1456 modifiers as they are no longer needed and they can trigger
1457 reload spill failures.
1459 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1460 with a match_operand in order to help reload.
1462 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1463 constraint with 'e' for the 8th alternative as this version of
1464 the mov.w instruction only accepts the lower 8 registers.
1466 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1469 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1470 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1473 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1476 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1478 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1480 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1482 (remove_structure): Update allocations list before removing structure.
1484 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1486 * ipa-struct-reorg.c (is_safe_cond_expr,
1487 create_new_stmts_for_cond_expr): Use integer_zerop function,
1488 that recognize not only zero-pointer, but zero-integer too.
1490 2008-01-25 Ben Elliston <bje@au.ibm.com>
1493 * fixproto: Escape "." in sed expression that strips leading "./".
1495 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1498 * gcc.c (SWITCH_OK): Removed.
1499 (SWITCH_LIVE): Changed to bit.
1500 (SWITCH_FALSE): Likewise.
1501 (SWITCH_IGNORE): Likewise.
1502 (switchstr): Change live_cond to unsigned int.
1503 (process_command): Replace SWITCH_OK with 0.
1504 (do_self_spec): Likewise.
1505 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1506 (give_switch): Likewise.
1507 (used_arg): Likewise.
1508 (do_spec_1): Set the SWITCH_IGNORE bit.
1509 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1510 bits. Set the SWITCH_LIVE bit.
1512 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1514 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1516 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1518 PR tree-optimization/34472
1519 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1520 parameter to a "bool *" and set *DATA to false if there is
1521 an unsafe access. Do not delete the structure here.
1522 (check_cond_exprs): Delete it here instead.
1523 (check_cond_exprs, exclude_cold_structs): Do not increase
1524 I when removing a structure.
1526 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1530 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1532 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1535 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1536 a fixed vector for stack.
1538 2008-01-24 Ben Elliston <bje@au.ibm.com>
1541 * doc/gcc.texi (Software development): Add a direntry for g++.
1543 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1545 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1546 stale and straggling -fforce-addr comments above.
1548 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1550 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1551 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1553 2008-01-23 Michael Matz <matz@suse.de>
1556 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1559 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1561 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1564 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1566 * config/avr/avr.c (avr_current_arch): New variable.
1567 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1568 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1569 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1570 (avr_override_options): Init 'avr_current_arch'.
1571 (base_arch_s): Move from here...
1572 * config/avr/avr.h (base_arch_s): ... here. Add new members
1573 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1574 'mega' to 'have_jmp_call'.
1575 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1576 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1578 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1580 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1581 MULTILIB_MATCHES): (Ditto.).
1583 2008-01-23 Richard Guenther <rguenther@suse.de>
1586 * cgraphunit.c (cgraph_reset_node): Always mark the node
1587 not reachable if it is not queued already.
1589 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1591 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1592 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1593 (cputype_selected): New static variable.
1594 (bfin_handle_option): Set it if -mcpu is used.
1595 (override_option): Select default set of workarounds if no cpu type
1596 selected on the command line.
1597 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1599 From Michael Frysinger <michael.frysinger@analog.com>
1600 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1601 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1603 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1604 for bf547, bf523, bf524, and bf526.
1605 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1607 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1608 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1609 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1610 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1611 * doc/invoke.texi (Blackfin Options): Document that
1612 -mcpu now accept bf547, bf523, bf524, and bf526.
1614 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1616 PR rtl-optimization/34628
1617 * combine.c (try_combine): Stop and undo after the first combination
1618 if an autoincrement side-effect on the first insn has effectively
1621 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1624 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1625 Offset addresses are not valid for Altivec or paired float modes.
1627 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1630 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1631 if DECL_INITIAL (decl) is error_mark_node.
1634 * c-common.c (handle_vector_size_attribute): Only allow
1635 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1636 the same way as pointer, array etc. types.
1637 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1640 * tree.c (build_type_attribute_qual_variant): Call
1641 build_qualified_type if attributes are equal, but quals are not.
1643 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1646 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1647 * flags.h (warn_strict_aliasing): Remove.
1648 (warn_strict_overflow): Remove.
1649 * opts.c (warn_strict_aliasing): Remove.
1650 (warn_strict_overflow): Remove.
1651 * c-opts.c (c_common_handle_option): -Wall only sets
1652 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1653 (c_common_post_options): Give default values to -Wstrict-aliasing
1654 and -Wstrict-overflow if they are uninitialized.
1655 * common.opt (Wstrict-aliasing): Specify Var and Init.
1656 (Wstrict-overflow): Likewise.
1658 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1660 PR rtl-optimization/26854
1661 PR rtl-optimization/34400
1662 PR rtl-optimization/34884
1663 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1665 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1666 (df_rd_bb_info.expanded_lr_out): Deleted
1667 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1668 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1669 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1670 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1671 Removed code to allocate, initialize or free expanded_lr_out.
1672 (df_rd_bb_local_compute_process_def): Restructured to make more
1674 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1675 sets if the sets are being trimmed.
1677 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1680 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1681 (as_vers): Likewise.
1682 * configure: Regenerated.
1684 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1687 * tree-pass.h (pass_build_alias): New pass.
1688 * tree-ssa-alias.c (gate_build_alias): New.
1689 (pass_build_alias): New.
1690 * passes.c (init_optimization_passes): Add pass_build_alias after
1691 pass_create_structure_vars.
1693 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1695 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1696 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1697 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1698 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1699 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1700 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1701 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1702 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1703 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1704 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1705 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1706 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1707 * config/s390/s390.md (FP_ALL): New mode iterator.
1708 (_d): New mode attribute.
1709 ("*signbit<mode>2>"): Changed mode of first operand.
1710 ("isinf<mode>2"): Changed mode of first operand.
1711 ("*TDC_insn"): Adaptation for DFP modes.
1713 2008-01-22 Ben Elliston <bje@au.ibm.com>
1715 * tree.c (check_qualified_type): Improve function description.
1717 2008-01-21 Jason Merrill <jason@redhat.com>
1720 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1721 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1724 2008-01-21 DJ Delorie <dj@redhat.com>
1726 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1729 2008-01-21 Richard Guenther <rguenther@suse.de>
1732 * tree-cfg.c (verify_expr): Allow all invariant expressions
1733 instead of just constant class ones as reference argument.
1734 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1735 like any other constant.
1736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1738 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1740 * regmove.c (fixup_match_1): Update call crossed frequencies.
1742 2008-01-21 Richard Guenther <rguenther@suse.de>
1745 * tree-inline.c (setup_one_parameter): Deal with mismatched
1746 types using a VIEW_CONVERT_EXPR.
1748 2008-01-21 Alon Dayan <alond@il.ibm.com>
1749 Olga Golovanevsky <olga@il.ibm.com>
1751 PR tree-optimization/34701
1752 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1753 when the structure size is not a power of 2.
1755 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1757 * doc/install.texi: Add doc for --enable-checking=df.
1759 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1761 PR rtl-optimization/34808
1762 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1764 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1766 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1769 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1771 PR rtl-optimization/26854
1772 PR rtl-optimization/34400
1773 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1775 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1776 (df_rd_bb_info.expanded_lr_out): New.
1777 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1778 * loop_iv.c (iv_analysis_loop_init): Ditto.
1779 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1780 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1781 Added code to allocate, initialize or free expanded_lr_out.
1782 (df_rd_bb_local_compute_process_def): Restructured to make
1783 more understandable.
1784 (df_rd_confluence_n): Add code to do nothing with fake edges and
1785 code to no apply invalidate_by_call sets if the sets are being trimmed.
1786 (df_lr_local_finalize): Renamed to df_lr_finalize.
1787 (df_live_local_finalize): Renamed to df_live_finalize.
1789 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1792 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1793 deciding whether to use reciprocal instructions.
1795 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1797 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1798 dwarf2out_note_section_used if cold_text_section is NULL.
1800 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1802 PR gcov-profile/34610
1803 * tree-cfg.c (make_edges): Mark both outgoing edges from
1804 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1805 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1806 from OMP_FOR and OMP_CONTINUE outgoing edges.
1808 * tree-profile.c (tree_profiling): Return early if
1809 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1811 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1812 from cfun to child_cfun.
1813 * function.h (struct function): Add after_tree_profile bit.
1815 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1817 * config/avr/avr.S (_exit): Disable interrupt.
1819 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1820 Steven Bosscher <stevenb.gcc@gmail.com>
1822 PR rtl-optimization/26854
1823 PR rtl-optimization/34400
1824 * df-problems.c (df_live_scratch): New scratch bitmap.
1825 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1826 (df_live_reset): Clear the proper bitmaps.
1827 (df_live_bb_local_compute): Only process the artificial defs once
1828 since the order is not important.
1829 (df_live_init): Init the df_live sets only with the variables
1830 found live by df_lr.
1831 (df_live_transfer_function): Use the df_lr sets to prune the
1832 df_live sets as they are being computed.
1833 (df_live_free): Free df_live_scratch.
1835 2008-01-18 Ian Lance Taylor <iant@google.com>
1837 * common.opt: Add fmerge-debug-strings.
1838 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1839 flag_merge_debug_strings rather than flag_merge_constants.
1840 * doc/invoke.texi (Option Summary): Mention
1841 -fmerge-debug-strings.
1842 (Debugging Options): Document -fmerge-debug-strings.
1844 2008-01-18 Ian Lance Taylor <iant@google.com>
1847 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1848 (struct tree_function_decl): Add new field operator_new_flag.
1849 * tree-inline.c (expand_call_inline): When inlining a call to
1850 operator new, force the return value to go into a variable, and
1851 set DECL_NO_TBAA_P on that variable.
1852 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1854 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1857 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1858 DWARF2_DEBUGGING_INFO.
1859 (dwarf2out_note_section_used): Ditto. Add prototype.
1860 (have_multiple_function_sections, text_section_used,
1861 cold_text_section_used, *cold_text_sections): Move declarations
1864 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1866 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1867 field and add signal_ra.
1868 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1869 assignments to frame state pc. Move end of stack check after
1870 MD_FALLBACK_FRAME_STATE_FOR.
1871 (uw_update_context_1): Use frame state signal_regs if set, instead
1872 of checking signal_frame flag.
1873 (uw_update_context): Use frame state signal_ra if set.
1874 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1875 * config/xtensa/linux-unwind.h: New file.
1877 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1879 * modulo-sched.c (get_sched_window): Fix comment typo.
1881 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1883 PR tree-optimization/34648
1884 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1886 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1888 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1889 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1891 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1893 PR rtl-optimization/34400
1894 * df-core.c (df_worklist_dataflow_overeager,
1895 df_worklist_dataflow_doublequeue): New functions.
1896 (df_worklist_dataflow): Two different worklist solvers.
1897 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1903 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1904 and ftree-parallelize-loops.
1906 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1908 PR rtl-optimization/34826
1909 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1911 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1913 * global.c (find_reg): Mark the eh regs as used if necessary.
1914 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1915 * ra.h (struct allocno): no_eh_reg field added. Changed
1916 no_stack_reg type to bitfield.
1918 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1920 * tree.c (substitute_in_expr): Add missing 'break'.
1922 2008-01-17 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/34825
1925 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1926 x / x as division to handle.
1928 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1930 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1931 "-pthread" is specified.
1932 * pa-hpux11.h (LIB_SPEC): Likewise.
1934 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1935 Peter Bergner <bergner@vnet.ibm.com>
1937 PR rtl-optimization/33796
1938 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1940 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1942 PR libgfortran/34699
1943 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1945 * pa-hpux10.h (LINK_SPEC): Likewise.
1946 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1948 2008-01-16 Richard Guenther <rguenther@suse.de>
1951 * fold-const.c (fold_convert_const_int_from_int): Do not
1952 set overflow if that occured only because of a sign extension
1953 change when converting from/to a sizetype with the same
1954 precision and signedness.
1956 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1959 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1960 location address to the correct place. Update copyright year.
1962 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1964 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1965 no dependences in the dependence_relations vector.
1967 2008-01-16 Jan Hubicka <jh@suse.cz>
1969 PR rtl-optimization/31396
1970 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1971 * cfg.c (dump_reg_info): Print it.
1972 * regs.h (struct reg_info_t): add freq_calls_crossed.
1973 (REG_FREQ_CALLS_CROSSED): New macro.
1974 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1975 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1976 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1977 regmove_optimize): Update call crossed frequencies.
1978 * local-alloc.c (struct qty): Add freq_calls_crossed.
1979 (alloc_qty): Copute freq_calls_crossed.
1980 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1981 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1982 * ra.h (struct allocno): Add freq_calls_crossed.
1984 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1986 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1987 libgomp when compiling with ftree-parallelize-loops.
1988 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1990 2008-01-16 Richard Guenther <rguenther@suse.de>
1992 PR tree-optimization/34769
1993 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1994 * tree.c (int_cst_value): Instead make this function more
1995 permissive in what it accepts as valid input. Document this
1996 function always sign-extends the value.
1998 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1999 Richard Guenther <rguenther@suse.de>
2002 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2003 (gimple_fold_indirect_ref_rhs): ... this.
2004 (gimple_fold_indirect_ref): New function with foldings
2005 that preserve lvalueness.
2006 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2007 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2008 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2009 to fold an INDIRECT_REF, fall back to the old use of
2010 fold_indirect_ref_1.
2012 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2014 * tree-data-ref.c (subscript_dependence_tester_1): Call
2015 free_conflict_function.
2016 (compute_self_dependence): Same.
2018 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2021 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2022 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2024 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2025 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2026 for DWARF2_UNWIND_INFO targets.
2028 2008-01-16 Richard Guenther <rguenther@suse.de>
2031 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2032 type qualifiers for function types.
2034 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2036 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2037 loop_iterator li from previous commit.
2039 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2041 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2043 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2045 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2046 (parallelize_loops): Don't parallelize irreducible components.
2048 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2051 * c-opts (c_common_post_options): Do not enable CPP
2052 flag_pedantic_errors by default.
2054 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2056 PR rtl-optimization/31944
2057 * cse.c (remove_pseudo_from_table): New function.
2058 (merge_equiv_classes): Use above function to remove pseudo-registers.
2059 (invalidate): Likewise.
2061 2008-01-13 Richard Guenther <rguenther@suse.de>
2064 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2065 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2067 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2069 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2070 validate_change to unshare the source of the PC set.
2072 2008-01-12 Jan Hubicka <jh@suse.cz>
2075 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2076 references above array bounds. This might trigger bounds checks for
2079 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2081 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2082 new_replaceable_dependencies.
2084 2008-01-12 Doug Kwan <dougkwan@google.com>
2086 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2087 instead of OPT_Wreturn_type in warning due to ignored return type
2089 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2090 options included in -Wextra.
2091 * c.opt: New option -Wignored_qualifiers.
2092 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2093 -Wignore_qualifiers.
2094 (-Wignored-qualifiers): Document.
2095 (-Wreturn-type): Remove description of functionality now handled
2096 by -Wignored-qualifiers.
2098 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2101 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2102 NOP_EXPR if it is between integral types with the same precision.
2104 2008-01-12 Jan Hubicka <jh@suse.cz>
2107 * invoke.texi (max-inline-recursive-depth): Fix default value.
2109 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2111 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2114 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2116 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2118 2008-01-11 James E. Wilson <wilson@specifix.com>
2121 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2123 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2125 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2126 save/restore frame pointer register and don't use 'call-prologues'
2127 optimization in function with "OS_task" attribute.
2129 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2132 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2133 when copying to memory.
2135 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2137 PR rtl-optimization/30905
2138 * cfgcleanup.c: Include dce.h
2139 (crossjumps_occured): New global variable.
2140 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2141 If something changed, set crossjumps_occured to true.
2142 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2143 Don't add/remove fake edges to exit here...
2144 (cleanup_cfg): ...but do it here, when crossjumping.
2145 Run a fast DCE when successful crossjumps occured in the latest
2146 iteration of try_optimize_cfg.
2148 2008-01-11 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2151 (struct vn_unary_op_s): Likewise.
2152 (vn_reference_insert): Free old reference on hash collision.
2154 2008-01-10 Raksit Ashok <raksit@google.com>
2156 PR rtl-optimization/27971
2157 * combine.c (find_split_point): Split PLUS expressions which are
2158 inside a MEM rtx, and whose first operand is complex.
2160 2008-01-10 DJ Delorie <dj@redhat.com>
2162 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2163 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2164 (m32c_hard_regno_ok): Call the underlying function.
2166 2008-01-10 Richard Guenther <rguenther@suse.de>
2169 * tree-cfg.c (tree_merge_blocks): Do not go through the
2170 full-blown folding and stmt updating path if we just deal
2171 with virtual operands.
2172 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2173 test for abnormal SSA_NAMEs.
2175 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2178 * reload.c (push_reload): Add assertions. All constants from
2179 reg_equiv_constant should have been used for replacing the respective
2181 (find_reloads_address): Invoke find_reloads_address_part for
2182 constant taken from the reg_equiv_constant array.
2184 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2186 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2187 field (valnum) the first in the struct. Replace bools with
2190 2008-01-10 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/34651
2193 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2194 types and ordering for masking and converting.
2196 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2198 PR tree-optimization/34017
2199 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2200 also for PHI_NODE expressions.
2202 2008-01-09 Jan Hubicka <jh@suse.cz>
2204 PR tree-optimization/34708
2205 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2206 based on number of case labels.
2207 (init_inline_once): Remove switch_cost.
2208 * tree-inline.h (eni_weights_d): Remove switch_cost.
2210 2008-01-09 Richard Guenther <rguenther@suse.de>
2211 Andrew Pinski <andrew_pinski@playstation.sony.com>
2214 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2215 temporary if an rvalue is ok or an lvalue is not required.
2217 2008-01-09 Richard Guenther <rguenther@suse.de>
2220 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2223 2008-01-09 Richard Guenther <rguenther@suse.de>
2226 * tree.c (host_integerp): Check for sizetype only if the
2227 type is an integer type.
2229 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2232 * opts.c (decode_options): Disable inlining of functions called
2233 once if not in unit-at-a-time mode.
2235 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2237 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2239 2008-01-08 Richard Guenther <rguenther@suse.de>
2242 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2243 out early if the result will be unused.
2245 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2250 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2254 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2256 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2257 for vectorization tuned.
2259 2008-01-08 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/34683
2262 * tree-ssa-operands.c (operand_build_cmp): Export.
2263 * tree-ssa-operands.h (operand_build_cmp): Declare.
2264 * tree-vn.c (vuses_compare): Remove.
2265 (sort_vuses): Use operand_build_cmp.
2266 (sort_vuses_heap): Likewise.
2267 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2268 to re-use old VEC if available. Do not sort already sorted VUSEs.
2269 (vdefs_to_vec): Do not sort already sorted VDEFs.
2271 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2274 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2276 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2279 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2280 limitations of reciprocal sequences on x86 targets.
2282 2008-01-08 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/34683
2285 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2287 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2290 * config/darwin.c (darwin_mergeable_string_section): Don't use
2291 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2293 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2297 negxf2. Macroize expander using X87MODEF mode iterator. Change
2298 predicates of op0 and op1 to register_operand.
2299 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2300 expander using X87MODEF mode iterator. Change predicates of
2301 op0 and op1 to register_operand.
2302 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2303 corresponding patterns and macroize using MODEF macro. Change
2304 predicates of op0 and op1 to register_operand and remove
2305 "m" constraint. Disparage "r" alternative with "!".
2306 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2307 macroize using X87MODEF macro. Change predicates of op0 and op1
2308 to register_operand and remove "m" constraint. Disparage "r"
2309 alternative with "!".
2310 (absneg splitter with memory operands): Remove.
2311 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2312 patterns and macroize using X87MODEF mode iterator.
2313 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2314 Change predicate of op1 to register_operand.
2315 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2316 for memory operands.
2318 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2320 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2322 2008-01-07 Richard Guenther <rguenther@suse.de>
2324 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2327 2008-01-07 Richard Guenther <rguenther@suse.de>
2329 PR tree-optimization/34683
2330 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2331 VOPs of the needed size to save memory. Use VEC_quick_push
2332 to save compile-time.
2333 (vdefs_to_vec): Likewise.
2335 2008-01-07 Sa Liu <saliu@de.ibm.com>
2337 * config/spu/spu.md (divdf3): Genetate inline code for double
2338 division. The implementation doesn't handle INF or NAN, therefore it
2339 only applies when -ffinite-math-only is given.
2341 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2344 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2345 * doc/cpp.texi ([Common Predefined Macros]): Document.
2347 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2350 order to use commutative addition instead of subtraction.
2352 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2353 Mircea Namolaru <namolaru@il.ibm.com>
2354 Vladimir Yanovsky <yanov@il.ibm.com>
2355 Revital Eres <eres@il.ibm.com>
2357 PR tree-optimization/34263
2358 * tree-outof-ssa.c (process_single_block_loop_latch,
2359 contains_tree_r): New functions.
2360 (analyze_edges_for_bb): Call process_single_block_loop_latch
2361 function to empty single-basic-block latch block if possible.
2363 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2367 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2369 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2371 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2373 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2375 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2377 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2379 PR tree-optimization/34618
2380 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2383 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2386 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2387 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2388 Update copyright year.
2390 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2391 Update copyright year.
2392 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2395 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2397 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2398 edge does not point to current bb before changing need_assert.
2400 2008-01-04 Richard Guenther <rguenther@suse.de>
2403 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2404 for verifying purposes if they are is_gimple_min_invariant.
2406 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2408 PR tree-optimization/34448
2409 PR tree-optimization/34465
2410 * gimplify.c (gimplify_init_constructor): Add new parameter
2411 notify_temp_creation. Use it.
2412 (gimplify_modify_expr_rhs): Take volatiles into account when
2413 optimizing constructors.
2414 Do not optimize constructors if gimplify_init_constructor will dump to
2416 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2417 * gcc.c-torture/compile/pr34448.c: New.
2419 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2421 PR gcov-profile/34609
2422 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2423 return_slot if result is TREE_ADDRESSABLE.
2425 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2427 * config/mips/mips.md (sqrt_condition): Tweak comment.
2428 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2430 2008-01-03 Tom Tromey <tromey@redhat.com>
2433 * c-common.c (c_type_hash): Handle VLAs.
2435 2008-01-03 Jan Hubicka <jh@suse.cz>
2437 PR tree-optimization/31081
2438 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2439 0 when inlining and not inlining to first basic block.
2440 (remap_decl): When var is initialized to 0, don't set default_def.
2441 (expand_call_inline): Set entry_bb.
2442 * tree-inline.h (copy_body_data): Add entry_bb.
2444 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2447 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2450 PR tree-optimization/29484
2451 * tree-inline.c (inline_forbidden_p_2): New function.
2452 (inline_forbidden_p): Disallow inlining if some static var
2453 has an address of a local LABEL_DECL in its initializer.
2454 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2457 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2459 PR tree-optimization/34635
2460 * tree-data-ref.c (add_other_self_distances): Make sure that the
2461 evolution step is constant.
2463 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2466 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2468 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2470 * tree-sra.c (scalarize_init): Insert the generate_element_init
2471 statements after the generate_element_zero statements.
2473 2008-01-02 Richard Guenther <rguenther@suse.de>
2477 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2478 for very large number of operands instead of ICEing.
2480 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2483 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2484 while stack probing.
2486 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2488 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2491 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2494 * tree-mudflap.c (mx_register_decls): Guard warning by
2495 !DECL_ARTIFICIAL check.
2497 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2499 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2500 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2501 sse5_perm<mode>): Fix constraints.