1 2008-02-20 DJ Delorie <dj@redhat.com>
3 * config/h8300/h8300.md (insv): Force source operand to be a register.
5 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6 as a jump, not as a plain insn.
8 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10 * doc/invoke.texi (Warning Options): Add new option
12 (-Wframe-larger-than): Document.
14 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15 Add declarations for new option variables.
17 * final.c (final_start_function): Check the frame size
18 before emission and issue a Wframe-larger-than warning.
20 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21 Add definitions for new option variables.
22 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24 * common.opt (Wframe-larger-than=): New option.
26 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
29 (<sse>_div<mode>3): Ditto.
30 (<sse>_vmdiv<mode>3): Ditto.
31 (<sse>_vmsqrt<mode>2): Ditto.
32 (*smax<mode>3): Ditto.
33 (sse5_frcz<mode>2): Ditto.
34 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
37 2008-02-20 Richard Guenther <rguenther@suse.de>
40 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
41 be happy with INTEGRAL_TYPE_P.
43 2008-02-20 Richard Guenther <rguenther@suse.de>
45 * fold-const.c (split_tree): Associate floatig-point expressions
46 if flag_associative_math is set.
48 2008-02-20 Richard Guenther <rguenther@suse.de>
50 * tree.h (fold_real_zero_addition_p): Declare.
51 * fold-const.c (fold_real_zero_addition_p): Export.
52 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
53 floating-point operations with zero and one.
55 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
57 * doc/install.texi: Correct references to CFLAGS, replacing them
58 with BOOT_CFLAGS. Document flags used during bootstrap for
61 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
64 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
65 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
67 (smin<mode>3): Ditto from similar patterns.
69 (*ieee_smin<mode>3): Ditto.
70 (*ieee_smax<mode>3): Ditto.
71 * config/i386/sse.md (sse): New mode attribute.
72 (mov<mode>): Macroize expander from movv4sf and movv2df using
73 SSEMODEF2P mode iterator.
74 (<sse>_movnt<mode>): Ditto from similar patterns. Use
75 SSE_VEC_FLOAT_MODE_P as insn constraint.
76 (storent<mode>): Ditto.
77 (storent<mode>): Macroize expander from storentsf and storentdf using
79 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
80 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
81 (abs<mode>2): Ditto from similar patterns.
82 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
83 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
84 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
85 (<sse>_vmsqrt<mode>2): Ditto.
86 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
87 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
88 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
89 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
90 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
91 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
92 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
94 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
95 iterator and SSE_FLOAT_MODE_P as insn constraint.
96 (<sse>_ucomi): Ditto from similar patterns.
97 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
98 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
99 SSE_VEC_FLOAT_MODE_P as insn constraint.
100 (vcond<mode>): Ditto from similar patterns.
101 (and<mode>3, *and<mode>3): Ditto.
102 (<sse>_nand<mode>3): Ditto.
103 (ior<mode>3, *ior<mode>3): Ditto.
104 (xor<mode>3, *xor<mode>3): Ditto.
105 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
106 iterator and SSE_FLOAT_MODE_P as insn constraint.
107 (*nand<mode>3): Ditto from similar patterns.
108 (*ior<mode>3): Ditto.
109 (*xor<mode>3): Ditto.
111 2008-02-20 Ira Rosen <irar@il.ibm.com>
113 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
114 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
115 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
117 2008-02-19 Jan Hubicka <jh@suse.cz>
119 * predict.c (tree_bb_level_predictions): Remove variable next
120 mistakely introduced by previous commit.
122 2008-02-19 Jan Hubicka <jh@suse.cz>
124 * predict.c (predict_paths_leading_to): Rewrite.
125 (predict_paths_for_bb): New.
126 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
128 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
131 * Makefile.in (build_file_translate): New.
132 (gcc-vers.texi): Use it for translating $(abs_srcdir).
133 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
134 * configure.ac (build_file_translate): Substitute it.
135 * configure: Regenerate.
137 2008-02-19 Jan Hubicka <jh@suse.cz>
139 PR rtl-optimization/34408
140 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
143 2008-02-19 Jan Hubicka <jh@suse.cz>
146 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
149 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
152 * config/i386/i386-modes.def: Revert the last DI alignment
153 change until Ada people can look into it.
155 2008-02-19 Nick Clifton <nickc@redhat.com>
157 * opts.c (print_specific_help): Fix typo in --help text.
159 2008-02-19 Jakub Jelinek <jakub@redhat.com>
162 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
163 32-bit inline asm without asm alternatives for host GCC < 3.0.
165 2008-02-19 Richard Guenther <rguenther@suse.de>
167 PR tree-optimization/34989
168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
169 Allow propagation to INDIRECT_REF if we can simplify only.
171 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
173 * c-common.c (warn_for_collisions_1): Use appropriate option when
176 2008-02-19 Nick Clifton <nickc@redhat.com>
179 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
180 (handle_options): Fix indentation.
181 (print_filtered_help): If no language-specific options were
182 displayed tell the user how to list all the options supported by
183 the language's front-end.
184 (print_specific_help): Fix indentation and remove duplicate line.
185 (common_handle_option): Handle the -v option.
186 For --help enable the display of undocumented options if the -v
187 switch has been included on the command line.
188 For --help= check for overlaps in the arguments between the option
189 classes and the language names and issue a warning when they
190 cannot be disambiguated.
191 * c.opt (v): Pass on to the common option handler.
193 2008-02-19 Revital Eres <eres@il.ibm.com>
195 * modulo-sched.c (sms_schedule): Change dump message when
196 create_ddg function fails.
197 (try_scheduling_node_in_cycle): Rename row to cycle.
198 (print_partial_schedule): Rename CYCLE to ROW.
200 2008-02-19 Christian Bruel <christian.bruel@st.com>
201 Zdenek Dvorak <ook@ucw.cz>
203 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
205 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
209 (*x86_movdicc_0_m1_se): Ditto.
211 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
214 (CMPtype): Define as __gcc_CMPtype.
215 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
216 (CMPtype): Define as __gcc_CMPtype.
218 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
220 Support valgrind 3.3 for --enable-checking=valgrind.
221 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
223 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
224 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
225 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
226 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
227 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
228 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
229 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
231 * ggc-zone.c: Similar.
232 * ggc-page.c: Similar.
234 2008-02-19 Paul Brook <paul@codesourcery.com>
237 * config/arm/ieee754-df.S: Fix do_it typo.
238 * config/arm/ieee754-sf.S: Fix do_it typo.
240 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
243 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
244 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
245 (OPTION_MASK_ISA_SSE_SET): Likewise.
246 (OPTION_MASK_ISA_SSE2_SET): Likewise.
247 (OPTION_MASK_ISA_SSE3_SET): Likewise.
248 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
249 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
250 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
251 (OPTION_MASK_ISA_SSE4_SET): Likewise.
252 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
253 (OPTION_MASK_ISA_SSE5_SET): Likewise.
254 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
255 (OPTION_MASK_ISA_MMX_UNSET): Updated.
256 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
257 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
258 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
259 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
260 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
261 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
262 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
263 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
264 (OPTION_MASK_ISA_SSE4): Removed.
265 (ix86_handle_option): Turn on bits in ix86_isa_flags and
266 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
268 (override_options): Don't turn on implied SSE/MMX bits in
271 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
273 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
276 2008-02-18 Joey Ye <joey.ye@intel.com>
279 * tree-nested.c (insert_field_into_struct): Set type alignment
280 to field alignment if the former is less than the latter.
282 2008-02-18 Jakub Jelinek <jakub@redhat.com>
284 * BASE-VER: Set to 4.4.0.
286 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
288 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
289 * doc/cfg.texi: Likewise.
290 * doc/extend.texi: Likewise.
291 * doc/gty.texi: Likewise.
292 * doc/invoke.texi: Likewise.
293 * doc/loop.texi: Likewise.
294 * doc/md.texi: Likewise.
295 * doc/passes.texi: Likewise.
296 * doc/rtl.texi: Likewise.
297 * doc/sourcebuild.texi: Likewise.
298 * doc/tm.texi: Likewise.
299 * doc/tree-ssa.texi: Likewise.
301 2008-02-17 Richard Guenther <rguenther@suse.de>
304 * tree-complex.c (init_parameter_lattice_values): Handle parameters
305 without default definition.
307 2008-02-17 Richard Guenther <rguenther@suse.de>
309 PR tree-optimization/35231
310 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
313 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
317 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
319 libgcc_cmp_return mode.
321 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
324 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
326 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
328 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
331 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
333 * doc/c-tree.texi: Use `@.' where appropriate.
334 * doc/extend.texi: Likewise.
335 * doc/install.texi: Likewise.
336 * doc/invoke.texi: Likewise.
337 * doc/loop.texi: Likewise.
338 * doc/makefile.texi: Likewise.
339 * doc/md.texi: Likewise.
340 * doc/passes.texi: Likewise.
341 * doc/standards.texi: Likewise.
342 * doc/tm.texi: Likewise.
344 2008-02-15 Jakub Jelinek <jakub@redhat.com>
347 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
349 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
350 rather than in entry_bb.
352 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
355 libgcc_cmp_return mode.
357 2008-02-15 Jakub Jelinek <jakub@redhat.com>
360 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
361 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
363 2008-02-15 Richard Guenther <rguenther@suse.de>
364 Zdenek Dvorak <ook@ucw.cz>
366 PR tree-optimization/35164
367 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
368 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
369 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
370 Only propagate addresses which do not have abnormal SSA_NAMEs
373 2008-02-15 Joseph Myers <joseph@codesourcery.com>
376 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
378 2008-02-15 Jan Hubicka <jh@suse.cz>
381 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
386 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
387 when calculating alignment_pad.
389 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
392 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
393 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
394 and STACK_BOUNDARY define.
396 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
398 PR preprocessor/35061
399 * c-pragma.c (handle_pragma_pop_macro): Check that
400 pushed_macro_table has been allocated.
402 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
405 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
406 (force_gimple_operand): Likewise.
407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
408 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
409 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
410 (find_interesting_uses_address): Check addressability and alignment
411 of the base expression only after substituting bases of IVs into it.
413 2008-02-14 Michael Matz <matz@suse.de>
416 * function.c (instantiate_virtual_regs_in_insn): Reload address
417 before falling back to reloading the whole operand.
419 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
421 * config/s390/s390.c (s390_mainpool_start): Emit the pool
422 before the first section switch note.
424 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
426 * doc/bugreport.texi: Update copyright years.
427 * doc/c-tree.texi: Likewise.
428 * doc/cfg.texi: Likewise.
429 * doc/cpp.texi: Likewise.
430 * doc/cppinternals.texi: Likewise.
431 * doc/fragments.texi: Likewise.
432 * doc/frontends.texi: Likewise.
433 * doc/gcc.texi: Likewise.
434 * doc/gty.texi: Likewise.
435 * doc/hostconfig.texi: Likewise.
436 * doc/implement-c.texi: Likewise.
437 * doc/libgcc.texi: Likewise.
438 * doc/loop.texi: Likewise.
439 * doc/makefile.texi: Likewise.
440 * doc/options.texi: Likewise.
441 * doc/passes.texi: Likewise.
442 * doc/rtl.texi: Likewise.
443 * doc/sourcebuild.texi: Likewise.
444 * doc/standards.texi: Likewise.
445 * doc/tree-ssa.texi: Likewise.
446 * doc/trouble.texi: Likewise.
448 * doc/extend.texi: Use @: or add comma where appropriate.
449 * doc/invoke.texi: Likewise.
450 * doc/tm.texi: Likewise.
452 2008-02-14 Alan Modra <amodra@bigpond.net.au>
455 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
458 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
460 * doc/md.texi (clz, ctz): Add reference.
461 * doc/rtl.texi (clz, ctz): Likewise.
463 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
466 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
469 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
471 * config/s390/s390.c (struct constant_pool): New field
472 emit_pool_after added.
473 (s390_mainpool_start): Set the emit_pool_after flag according
474 to the section switch notes.
475 (s390_mainpool_finish): Consider emit_pool_after when emitting
476 the literal pool at the end of the function.
477 (s390_chunkify_start): Force literal pool splits at section
480 2008-02-13 Michael Matz <matz@suse.de>
483 * var-tracking.c (clobber_variable_part): Correctly traverse the
486 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
489 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
490 Add -fdump-ipa-inline.
491 * tree-dump.c (dump_files): Remove tree-inlined dump.
492 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
494 2008-02-12 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/35171
497 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
500 2008-02-12 Richard Guenther <rguenther@suse.de>
503 * fold-const.c (fold_widened_comparison): Use get_unwidened in
504 value-preserving mode. Disallow final truncation.
506 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
509 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
511 (force_gimple_operand): ...here.
513 2008-02-12 Jakub Jelinek <jakub@redhat.com>
516 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
517 non-compatible pointers.
518 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
519 different FIELD_DECLs, try harder by comparing field offsets, sizes
523 * function.c (match_asm_constraints_1): Don't replace the same input
526 2008-02-12 Anatoly Sokolov <aesok@post.ru>
528 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
529 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
530 (expand_epilogue): Restore RAMPZ register.
531 * config/avr/avr.md (RAMPZ_ADDR): New constant.
533 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
535 * config/i386/cygwin.asm: (__alloca): Correct calling
536 convention and alignment.
537 (__chkstk): Force 8 byte stack alignment.
539 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
540 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/33992
543 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
544 the zero we compare against.
546 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
549 * gthr-win32.h (__gthread_mutex_destroy_function): New function
550 to CloseHandle after unlocking to prevent accumulation of handle
553 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
556 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
557 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
558 and update LABEL_NUSES during and after reload.
560 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
563 * combine.c (simplify_if_then_else): Make sure the comparison is
564 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
566 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
569 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
570 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
571 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
572 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
573 * tree.h (get_type_static_bounds): Likewise.
575 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
577 * doc/invoke.texi (Option Summary, C++ Dialect Options)
578 (Objective-C and Objective-C++ Dialect Options, Warning Options):
579 Make -Wfoo language annotations match what the compiler outputs.
581 2008-02-08 Sa Liu <saliu@de.ibm.com>
583 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
584 intrinsics spu_convts, spu_convtu, spu_convtf.
585 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
587 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
589 * doc/extend.texi (Function Attributes) <noinline>: Mention
590 asm ("") as method to keep calls.
592 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
595 * doc/options.texi (Options): Replace references to opts.sh with
597 * opts-common.c: Likewise.
598 * optc-gen.awk: Likewise.
600 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
602 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
604 2008-02-07 Richard Henderson <rth@redhat.com>
607 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
608 EXPR_LIST for the REG_EQUAL instead of a comparison with a
611 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
613 PR tree-optimization/35085
614 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
615 for operand entry oe2 in addition to operand entry oe3 in order to
616 expose more opportunities for vectorizer sum reduction.
618 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * Makefile.in (LIBS): Remove $(GMPLIBS).
622 (cc1-dummy, cc1): Add $(GMPLIBS).
624 2008-02-06 Jan Hubicka <jh@suse.cz>
627 * i386.md (moddf_integer): Do not produce partial memory stalls for
628 targets where it hurts.
630 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
633 * optabs.c (expand_float): Do not check for decimal modes when
634 expanding unsigned integer through signed conversion.
636 2008-02-06 Nick Clifton <nickc@redhat.com>
638 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
639 inside the clobber with a match_operand and duplicated operand
640 number in the constraint.
641 (ineqbranchsi): Delete redundant comment.
643 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
645 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
646 builtin_define ("__USE_INIT_FINI__").
647 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
649 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
651 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
653 PR documentation/30330
654 * doc/invoke.texi (C++ Dialect Options)
655 (Objective-C and Objective-C++ Dialect Options, Warning Options):
656 For each warning option -Wfoo that allows -Wno-foo, ensure both
657 -Wfoo and -Wno-foo are listed in the option index. Fix index
658 entry of -Wswitch-default, index -Wnormalized= including the
659 `=', and -Wlarger-than-@var{len} including @var{len}.
661 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.md (floatunssisf2): Use
664 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
665 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
666 Macroize expander using MODEF mode iterator.
668 2008-02-05 Diego Novillo <dnovillo@google.com>
670 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
673 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
675 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
680 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
683 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
684 to indicate if a message should be generated.
685 (init_cumulative_args): Updated.
686 (function_value_32): Likewise.
688 2008-02-05 Joseph Myers <joseph@codesourcery.com>
690 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
692 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
696 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
698 2008-02-04 Diego Novillo <dnovillo@google.com>
700 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
703 * tree-vrp.c (vrp_evaluate_conditional): With
704 -Wtype-limits, emit a warning when comparing against a
705 constant outside the natural range of OP0's type.
707 2008-02-04 Richard Guenther <rguenther@suse.de>
710 * expr.c (count_type_elements): Give for unions instead of
713 2008-02-04 Richard Guenther <rguenther@suse.de>
716 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
717 to TYPE_DOMAINs base type instead of using bitsizetype here.
719 2008-02-03 Jason Merrill <jason@redhat.com>
721 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
723 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
726 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
727 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
728 (RS/6000 and PowerPC Options): Fix typos and markup.
729 * doc/passes.texi (Tree-SSA passes): Likewise.
731 2008-02-02 Michael Matz <matz@suse.de>
734 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
735 from record_last_reg_set_info.
736 (record_last_reg_set_info): Take an RTX argument, iterate over all
737 constituent hardregs.
738 (record_last_set_info, record_opr_changes): Change calls to
739 new signature or to record_last_reg_set_info_regno.
741 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
743 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
745 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
747 PR rtl-optimization/34773
748 * reg-notes.def (EQUAL): Mention significance of combination of
749 REG_EQUAL and REG_RETVAL.
750 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
751 insn that has a REG_RETVAL.
753 2008-02-01 Roger Sayle <roger@eyesopen.com>
756 * configure.ac (--enable-fixed-point): Disable unless explicitly
758 * configure: Regenerate.
760 2008-02-01 Richard Guenther <rguenther@suse.de>
763 * invoke.texi (-finline-limit): Remove no longer true parts
764 of the documentation. Note that there is no default value.
766 2008-02-01 Andrew Pinski <pinskia@gmail.com>
767 Mark Mitchell <mark@codesourcery.com>
768 Ben Elliston <bje@au.ibm.com>
771 * doc/extend.texi (Other Builtins): Document.
773 2008-01-31 Tom Browder <tom.browder@gmail.com>
775 * doc/c-tree.texi (Types): Fix grammar.
776 (Expression trees): Ditto.
777 * doc/passes.texi (Tree-SSA passes): Ditto.
779 * doc/configterms.texi (Configure Terms): Fix typo.
780 * doc/cpp.texi (Common Predefined Macros): Ditto.
781 * doc/md.texi (Machine Constraints): Ditto.
783 * doc/makefile.texi (Makefile): Add comma.
785 2008-01-31 Tom Browder <tom.browder@gmail.com>
786 Gerald Pfeifer <gerald@pfeifer.com>
788 * doc/sourcebuild.texi (Front End): Remove references to CVS
790 (Texinfo Manuals): Replace reference to CVS by one to SVN.
791 (Back End): Remove reference to CVS.
793 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
796 * config/mips/mips.c (gen_load_const_gp): New function, taking a
798 (mips16_gp_pseudo_reg): ...here.
799 * config/mips/mips.md (load_const_gp): Replace with...
800 (load_const_gp_<mode>): ...this :P-based insn.
802 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
804 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
805 options. Minor fixes.
806 (-std): Move reference to standards closer to where language
807 standards are first mentioned.
809 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
811 PR rtl-optimization/34995
812 * reload.c (alternative_allows_const_pool_ref): Take an rtx
813 parameter and return a bool. If the rtx parameter is nonnull,
814 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
815 (find_reloads): Update call accordingly. Pass the new operand
816 if it needed no address reloads, otherwise pass null.
818 2008-01-30 Richard Henderson <rth@redhat.com>
821 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
822 for unbounded arrays.
824 2008-01-30 Silvius Rus <rus@google.com>
826 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
828 2008-01-30 Jan Hubicka <jh@suse.cz>
831 * i386.c (init_cumulative_args): Use real function declaration when
834 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
836 PR rtl-optimization/34998
837 * global.c (build_insn_chain): Treat non-subreg_lowpart
838 SUBREGs of pseudos as clobbering all the words covered by the
839 SUBREG, not just all the bytes.
840 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
841 original df_ref rather than an extract parameter.
842 (global_conflicts): Update call accordingly.
844 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
846 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
847 the overflow check to make it easier to read.
848 (__fixtfdi): Change the type of the ll member in union
849 long_double to UDItype_x.
851 2008-01-30 Jakub Jelinek <jakub@redhat.com>
854 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
855 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
856 * tree-inline.c (fold_marked_statements): Call
857 cgraph_update_edges_for_call_stmt if folding a call statement.
858 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
859 debug_generic_stmt calls, reset it back afterwards.
862 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
864 * c-typeck.c (build_external_ref): Don't pedwarn about
865 static vars in current function's scope.
867 2008-01-29 Joseph Myers <joseph@codesourcery.com>
869 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
871 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
874 * ipa-struct-reorg.c: Fix spelling.
877 2008-01-29 Richard Guenther <rguenther@suse.de>
880 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
882 * tree-inline.c (remap_type): Increment remapping_type_depth
883 around remapping types.
884 (copy_body_r): Only add referenced variables if they are referenced
885 from code, not types.
887 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
898 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
899 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
901 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
904 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
905 pointer for tiny stack.
907 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
909 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
911 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
913 * config/vx-common.h: Fix typo in comment.
915 2008-01-28 Ian Lance Taylor <iant@google.com>
919 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
920 coalesce pointers if they have different DECL_NO_TBAA_P values.
921 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
922 between variables with different DECL_NO_TBAA_P values.
924 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
927 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
928 are not legitimate small data references on SPE targets.
930 2008-01-28 David Daney <ddaney@avtrex.com>
932 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
934 2008-01-28 David Daney <ddaney@avtrex.com>
936 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
938 2008-01-27 Joseph Myers <joseph@codesourcery.com>
940 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
941 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
942 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
943 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
944 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
945 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
946 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
947 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
949 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
951 * basic-block.h (condjump_equiv_p): Fix comment.
953 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
955 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
956 print_generic_stmt_indented): Fix comment.
958 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
960 * configure.ac (__stack_chk_fail): Add detecion for availability
961 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
962 * configure: Regenerate.
964 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
967 * final.c (output_addr_const): Handle TRUNCATE.
969 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
972 * tree-ssa-loop-ivopts.c (comp_cost): New type.
973 (zero_cost, infinite_cost): New constants.
974 (struct cost_pair): Change type of cost to comp_cost.
975 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
976 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
978 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
979 split_address_cost, ptr_difference_cost, difference_cost,
980 get_computation_cost_at, get_computation_cost,
981 determine_use_iv_cost_generic, determine_use_iv_cost_address,
982 determine_use_iv_cost_condition, determine_use_iv_costs,
983 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
984 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
985 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
986 Change type of cost to comp_cost.
987 (determine_iv_cost): Increase cost of non-original ivs, instead
988 of decreasing the cost of original ones.
989 (get_address_cost): Indicate the complexity of the addressing mode
991 (try_add_cand_for): Prefer using ivs not specific to some object.
992 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
994 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
995 Janis Johnson <janis187@us.ibm.com>
998 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
999 (TARGET_INSTANTIATE_DECLS): Likewise.
1000 * target.h (expand_to_rtl_hook): New target hook.
1001 (instantiate_decls): Likewise.
1002 * function.c (instantiate_decl): Make non-static. Rename to...
1003 (instantiate_decl_rtl): ... this.
1004 (instantiate_expr): Use instantiate_decl_rtl.
1005 (instantiate_decls_1): Likewise.
1006 (instantiate_decls): Likewise.
1007 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1008 * function.h (instantiate_decl_rtl): Add prototype.
1009 * cfgexpand.c (target.h): New include.
1010 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1011 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1012 (TARGET_INSTANTIATE_DECLS): Likewise.
1013 (TARGET_INITIALIZER): New target hooks added.
1014 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1016 * config/rs6000/rs6000.c (tree-flow.h): New include.
1017 (machine_function): Add sdmode_stack_slot field.
1018 (rs6000_alloc_sdmode_stack_slot): New function.
1019 (rs6000_instantiate_decls): Likewise.
1020 (rs6000_secondary_memory_needed_rtx): Likewise.
1021 (rs6000_check_sdmode): Likewise.
1022 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1023 (TARGET_INSTANTIATE_DECLS): Likewise.
1024 (rs6000_hard_regno_mode_ok): Allow SDmode.
1025 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1026 (rs6000_emit_move): Handle SDmode.
1027 (function_arg_advance): Likewise.
1028 (function_arg): Likewise.
1029 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1030 SDmode var args for 32-bit compiles.
1031 (rs6000_secondary_reload_class): Handle SDmode.
1032 (rs6000_output_function_epilogue): Likewise.
1033 (rs6000_function_value): Simplify if statement.
1034 (rs6000_libcall_value): Likewise.
1035 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1036 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1037 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1038 (movsd_hardfloat): New define_insn.
1039 (movsd_softfloat): Likewise.
1040 (movsd_store): Likewise.
1041 (movsd_load): Likewise.
1042 (extendsddd2): Likewise.
1043 (extendsdtd2): Likewise.
1044 (truncddsd2): Likewise.
1045 (movdd_hardfloat64): Fixup comment.
1046 (UNSPEC_MOVSD_LOAD): New constant.
1047 (UNSPEC_MOVSD_STORE): Likewise.
1049 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1052 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1054 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1055 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1056 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1059 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1062 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1063 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1064 __LONGDOUBLE128 too.
1065 * config/rs6000/aix61.h: New file.
1067 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1069 PR rtl-optimization/34959
1070 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1071 popcount and parity rtxes the same mode as their operand.
1072 Truncate or extend the result to the return value's mode
1075 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1078 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1079 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1080 to GOT_VERSION_REGNUM.
1081 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1082 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1083 * config/mips/mips.c (mips_emit_call_insn): New function.
1084 (mips_call_tls_get_addr): Call mips_expand_call directly.
1085 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1087 (mips16_build_call_stub): Likewise. Return the call insn or null.
1088 (mips_expand_call): Update the call to mips16_build_call_stub
1089 accordingly and a remove redundant condition. Assert that MIPS16
1090 stubs do not use lazy binding. Use mips_emit_call_insn and return
1092 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1094 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1095 (mips_avoid_hazard): Remove hazard_set handling.
1096 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1097 (UNSPEC_RESTORE_GP): ...this.
1098 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1099 (FAKE_CALL_REGNO): Rename to...
1100 (GOT_VERSION_REGNUM): ...this.
1101 (type): Add "ghost" value. Add an associated insn reservation.
1102 (hazard_set): Remove.
1103 (exception_receiver): Rename to...
1104 (restore_gp): ...this and update the unspec identifier accordingly.
1105 (exception_receiver, nonlocal_got_receiver): New expanders.
1106 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1107 FAKE_CALL_REGNO. Remove hazard_set attribute.
1108 (set_got_version, update_got_version): New patterns.
1110 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1113 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1115 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1118 * doc/install.texi2html: Generate gcc-vers.texi.
1120 2008-01-25 DJ Delorie <dj@redhat.com>
1122 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1124 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1126 * config/c4x: Remove directory.
1127 * config.gcc (crx-*, mt-*): Mark obsolete.
1128 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1129 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1130 sh-*-rtemscoff*): Remove cases.
1131 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1132 * real.c (encode_c4x_single, decode_c4x_single,
1133 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1134 c4x_extended_format): Remove.
1135 * real.h (c4x_single_format, c4x_extended_format): Remove.
1136 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1138 (Pragmas): Remove comment about c4x pragmas.
1139 * doc/install.texi (c4x): Remove target-specific instructions.
1140 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1141 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1142 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1143 refer to C4x source files as examples.
1144 (C4X_FLOAT_FORMAT): Remove documentation.
1146 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1148 * config/bfin/bfin.c (override_options): Reorder tests so that
1149 flag_pic gets enabled for -msep-data.
1151 2008-01-25 Richard Guenther <rguenther@suse.de>
1154 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1155 to its bitfield precision if required.
1157 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1160 * tree-nested.c (walk_omp_for): New function.
1161 (convert_nonlocal_reference, convert_local_reference): Call
1162 walk_omp_for on OMP_FOR.
1163 (convert_call_expr): Call walk_body on OMP_FOR's
1164 OMP_FOR_PRE_INIT_BODY.
1166 2008-01-25 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/34966
1169 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1170 default defs and PHI_NODEs we have to insert after the
1173 2008-01-24 Nick Clifton <nickc@redhat.com>
1175 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1176 Provide a default definition.
1177 (LIBGCC2_UNITS_PER_WORD): Likewise.
1179 * config/stormy16/stormy16.c: Include df.h for the prototype
1180 for df_regs_ever_live_p.
1181 (xstormy16_expand_builtin_va_start): Convert the stack offset
1182 into a component_ref and then use POINTER_PLUS_EXPR to add it
1183 to the incoming_virtual_args_rtx.
1184 (xstormy16_gimplify_va_arg_expr): Rename to
1185 xstormy16_gimplify_va_arg_expr.
1186 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1187 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1188 xstormy16_gimplify_va_arg_expr.
1189 Fix up some formatting issues.
1191 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1192 Move to predicates.md.
1193 (xs_hi_general_operand): Likewise.
1194 (xs_hi_nonmemory_operand): Likewise.
1195 * config/stormy16/predicates.md:
1196 (xstormy16_carry_plus_operand): New predicate.
1197 (xs_hi_general_operand): New predicate.
1198 (xs_hi_nonmemory_operand): New predicate.
1199 * config/stormy16/stormy16-protos.h:
1200 (xstormy16_carry_plus_operand): Delete prototype.
1201 (xs_hi_general_operand): Likewise.
1202 (xs_hi_nonmemory_operand): Likewise.
1204 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1205 modifiers as they are no longer needed and they can trigger
1206 reload spill failures.
1208 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1209 with a match_operand in order to help reload.
1211 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1212 constraint with 'e' for the 8th alternative as this version of
1213 the mov.w instruction only accepts the lower 8 registers.
1215 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1218 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1219 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1222 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1225 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1227 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1229 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1231 (remove_structure): Update allocations list before removing structure.
1233 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1235 * ipa-struct-reorg.c (is_safe_cond_expr,
1236 create_new_stmts_for_cond_expr): Use integer_zerop function,
1237 that recognize not only zero-pointer, but zero-integer too.
1239 2008-01-25 Ben Elliston <bje@au.ibm.com>
1242 * fixproto: Escape "." in sed expression that strips leading "./".
1244 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1247 * gcc.c (SWITCH_OK): Removed.
1248 (SWITCH_LIVE): Changed to bit.
1249 (SWITCH_FALSE): Likewise.
1250 (SWITCH_IGNORE): Likewise.
1251 (switchstr): Change live_cond to unsigned int.
1252 (process_command): Replace SWITCH_OK with 0.
1253 (do_self_spec): Likewise.
1254 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1255 (give_switch): Likewise.
1256 (used_arg): Likewise.
1257 (do_spec_1): Set the SWITCH_IGNORE bit.
1258 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1259 bits. Set the SWITCH_LIVE bit.
1261 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1263 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1265 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1267 PR tree-optimization/34472
1268 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1269 parameter to a "bool *" and set *DATA to false if there is
1270 an unsafe access. Do not delete the structure here.
1271 (check_cond_exprs): Delete it here instead.
1272 (check_cond_exprs, exclude_cold_structs): Do not increase
1273 I when removing a structure.
1275 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1279 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1281 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1284 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1285 a fixed vector for stack.
1287 2008-01-24 Ben Elliston <bje@au.ibm.com>
1290 * doc/gcc.texi (Software development): Add a direntry for g++.
1292 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1294 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1295 stale and straggling -fforce-addr comments above.
1297 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1299 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1300 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1302 2008-01-23 Michael Matz <matz@suse.de>
1305 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1308 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1313 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1315 * config/avr/avr.c (avr_current_arch): New variable.
1316 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1317 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1318 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1319 (avr_override_options): Init 'avr_current_arch'.
1320 (base_arch_s): Move from here...
1321 * config/avr/avr.h (base_arch_s): ... here. Add new members
1322 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1323 'mega' to 'have_jmp_call'.
1324 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1325 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1327 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1329 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1330 MULTILIB_MATCHES): (Ditto.).
1332 2008-01-23 Richard Guenther <rguenther@suse.de>
1335 * cgraphunit.c (cgraph_reset_node): Always mark the node
1336 not reachable if it is not queued already.
1338 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1340 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1341 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1342 (cputype_selected): New static variable.
1343 (bfin_handle_option): Set it if -mcpu is used.
1344 (override_option): Select default set of workarounds if no cpu type
1345 selected on the command line.
1346 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1348 From Michael Frysinger <michael.frysinger@analog.com>
1349 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1350 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1352 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1353 for bf547, bf523, bf524, and bf526.
1354 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1356 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1357 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1358 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1359 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1360 * doc/invoke.texi (Blackfin Options): Document that
1361 -mcpu now accept bf547, bf523, bf524, and bf526.
1363 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1365 PR rtl-optimization/34628
1366 * combine.c (try_combine): Stop and undo after the first combination
1367 if an autoincrement side-effect on the first insn has effectively
1370 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1373 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1374 Offset addresses are not valid for Altivec or paired float modes.
1376 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1379 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1380 if DECL_INITIAL (decl) is error_mark_node.
1383 * c-common.c (handle_vector_size_attribute): Only allow
1384 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1385 the same way as pointer, array etc. types.
1386 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1389 * tree.c (build_type_attribute_qual_variant): Call
1390 build_qualified_type if attributes are equal, but quals are not.
1392 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1395 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1396 * flags.h (warn_strict_aliasing): Remove.
1397 (warn_strict_overflow): Remove.
1398 * opts.c (warn_strict_aliasing): Remove.
1399 (warn_strict_overflow): Remove.
1400 * c-opts.c (c_common_handle_option): -Wall only sets
1401 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1402 (c_common_post_options): Give default values to -Wstrict-aliasing
1403 and -Wstrict-overflow if they are uninitialized.
1404 * common.opt (Wstrict-aliasing): Specify Var and Init.
1405 (Wstrict-overflow): Likewise.
1407 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1409 PR rtl-optimization/26854
1410 PR rtl-optimization/34400
1411 PR rtl-optimization/34884
1412 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1414 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1415 (df_rd_bb_info.expanded_lr_out): Deleted
1416 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1417 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1418 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1419 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1420 Removed code to allocate, initialize or free expanded_lr_out.
1421 (df_rd_bb_local_compute_process_def): Restructured to make more
1423 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1424 sets if the sets are being trimmed.
1426 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1429 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1430 (as_vers): Likewise.
1431 * configure: Regenerated.
1433 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1436 * tree-pass.h (pass_build_alias): New pass.
1437 * tree-ssa-alias.c (gate_build_alias): New.
1438 (pass_build_alias): New.
1439 * passes.c (init_optimization_passes): Add pass_build_alias after
1440 pass_create_structure_vars.
1442 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1444 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1445 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1446 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1447 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1448 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1449 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1450 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1451 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1452 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1453 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1454 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1455 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1456 * config/s390/s390.md (FP_ALL): New mode iterator.
1457 (_d): New mode attribute.
1458 ("*signbit<mode>2>"): Changed mode of first operand.
1459 ("isinf<mode>2"): Changed mode of first operand.
1460 ("*TDC_insn"): Adaptation for DFP modes.
1462 2008-01-22 Ben Elliston <bje@au.ibm.com>
1464 * tree.c (check_qualified_type): Improve function description.
1466 2008-01-21 Jason Merrill <jason@redhat.com>
1469 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1470 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1473 2008-01-21 DJ Delorie <dj@redhat.com>
1475 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1478 2008-01-21 Richard Guenther <rguenther@suse.de>
1481 * tree-cfg.c (verify_expr): Allow all invariant expressions
1482 instead of just constant class ones as reference argument.
1483 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1484 like any other constant.
1485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1487 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1489 * regmove.c (fixup_match_1): Update call crossed frequencies.
1491 2008-01-21 Richard Guenther <rguenther@suse.de>
1494 * tree-inline.c (setup_one_parameter): Deal with mismatched
1495 types using a VIEW_CONVERT_EXPR.
1497 2008-01-21 Alon Dayan <alond@il.ibm.com>
1498 Olga Golovanevsky <olga@il.ibm.com>
1500 PR tree-optimization/34701
1501 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1502 when the structure size is not a power of 2.
1504 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1506 * doc/install.texi: Add doc for --enable-checking=df.
1508 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1510 PR rtl-optimization/34808
1511 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1513 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1515 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1518 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1520 PR rtl-optimization/26854
1521 PR rtl-optimization/34400
1522 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1524 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1525 (df_rd_bb_info.expanded_lr_out): New.
1526 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1527 * loop_iv.c (iv_analysis_loop_init): Ditto.
1528 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1529 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1530 Added code to allocate, initialize or free expanded_lr_out.
1531 (df_rd_bb_local_compute_process_def): Restructured to make
1532 more understandable.
1533 (df_rd_confluence_n): Add code to do nothing with fake edges and
1534 code to no apply invalidate_by_call sets if the sets are being trimmed.
1535 (df_lr_local_finalize): Renamed to df_lr_finalize.
1536 (df_live_local_finalize): Renamed to df_live_finalize.
1538 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1541 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1542 deciding whether to use reciprocal instructions.
1544 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1546 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1547 dwarf2out_note_section_used if cold_text_section is NULL.
1549 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1551 PR gcov-profile/34610
1552 * tree-cfg.c (make_edges): Mark both outgoing edges from
1553 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1554 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1555 from OMP_FOR and OMP_CONTINUE outgoing edges.
1557 * tree-profile.c (tree_profiling): Return early if
1558 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1560 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1561 from cfun to child_cfun.
1562 * function.h (struct function): Add after_tree_profile bit.
1564 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1566 * config/avr/avr.S (_exit): Disable interrupt.
1568 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1569 Steven Bosscher <stevenb.gcc@gmail.com>
1571 PR rtl-optimization/26854
1572 PR rtl-optimization/34400
1573 * df-problems.c (df_live_scratch): New scratch bitmap.
1574 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1575 (df_live_reset): Clear the proper bitmaps.
1576 (df_live_bb_local_compute): Only process the artificial defs once
1577 since the order is not important.
1578 (df_live_init): Init the df_live sets only with the variables
1579 found live by df_lr.
1580 (df_live_transfer_function): Use the df_lr sets to prune the
1581 df_live sets as they are being computed.
1582 (df_live_free): Free df_live_scratch.
1584 2008-01-18 Ian Lance Taylor <iant@google.com>
1586 * common.opt: Add fmerge-debug-strings.
1587 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1588 flag_merge_debug_strings rather than flag_merge_constants.
1589 * doc/invoke.texi (Option Summary): Mention
1590 -fmerge-debug-strings.
1591 (Debugging Options): Document -fmerge-debug-strings.
1593 2008-01-18 Ian Lance Taylor <iant@google.com>
1596 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1597 (struct tree_function_decl): Add new field operator_new_flag.
1598 * tree-inline.c (expand_call_inline): When inlining a call to
1599 operator new, force the return value to go into a variable, and
1600 set DECL_NO_TBAA_P on that variable.
1601 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1603 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1606 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1607 DWARF2_DEBUGGING_INFO.
1608 (dwarf2out_note_section_used): Ditto. Add prototype.
1609 (have_multiple_function_sections, text_section_used,
1610 cold_text_section_used, *cold_text_sections): Move declarations
1613 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1615 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1616 field and add signal_ra.
1617 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1618 assignments to frame state pc. Move end of stack check after
1619 MD_FALLBACK_FRAME_STATE_FOR.
1620 (uw_update_context_1): Use frame state signal_regs if set, instead
1621 of checking signal_frame flag.
1622 (uw_update_context): Use frame state signal_ra if set.
1623 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1624 * config/xtensa/linux-unwind.h: New file.
1626 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1628 * modulo-sched.c (get_sched_window): Fix comment typo.
1630 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1632 PR tree-optimization/34648
1633 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1635 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1637 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1638 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1640 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1642 PR rtl-optimization/34400
1643 * df-core.c (df_worklist_dataflow_overeager,
1644 df_worklist_dataflow_doublequeue): New functions.
1645 (df_worklist_dataflow): Two different worklist solvers.
1646 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1649 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1652 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1653 and ftree-parallelize-loops.
1655 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1657 PR rtl-optimization/34826
1658 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1660 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1662 * global.c (find_reg): Mark the eh regs as used if necessary.
1663 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1664 * ra.h (struct allocno): no_eh_reg field added. Changed
1665 no_stack_reg type to bitfield.
1667 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1669 * tree.c (substitute_in_expr): Add missing 'break'.
1671 2008-01-17 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/34825
1674 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1675 x / x as division to handle.
1677 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1679 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1680 "-pthread" is specified.
1681 * pa-hpux11.h (LIB_SPEC): Likewise.
1683 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1684 Peter Bergner <bergner@vnet.ibm.com>
1686 PR rtl-optimization/33796
1687 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1689 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1691 PR libgfortran/34699
1692 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1694 * pa-hpux10.h (LINK_SPEC): Likewise.
1695 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1697 2008-01-16 Richard Guenther <rguenther@suse.de>
1700 * fold-const.c (fold_convert_const_int_from_int): Do not
1701 set overflow if that occured only because of a sign extension
1702 change when converting from/to a sizetype with the same
1703 precision and signedness.
1705 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1708 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1709 location address to the correct place. Update copyright year.
1711 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1713 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1714 no dependences in the dependence_relations vector.
1716 2008-01-16 Jan Hubicka <jh@suse.cz>
1718 PR rtl-optimization/31396
1719 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1720 * cfg.c (dump_reg_info): Print it.
1721 * regs.h (struct reg_info_t): add freq_calls_crossed.
1722 (REG_FREQ_CALLS_CROSSED): New macro.
1723 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1724 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1725 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1726 regmove_optimize): Update call crossed frequencies.
1727 * local-alloc.c (struct qty): Add freq_calls_crossed.
1728 (alloc_qty): Copute freq_calls_crossed.
1729 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1730 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1731 * ra.h (struct allocno): Add freq_calls_crossed.
1733 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1735 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1736 libgomp when compiling with ftree-parallelize-loops.
1737 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1739 2008-01-16 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/34769
1742 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1743 * tree.c (int_cst_value): Instead make this function more
1744 permissive in what it accepts as valid input. Document this
1745 function always sign-extends the value.
1747 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1748 Richard Guenther <rguenther@suse.de>
1751 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1752 (gimple_fold_indirect_ref_rhs): ... this.
1753 (gimple_fold_indirect_ref): New function with foldings
1754 that preserve lvalueness.
1755 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1756 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1757 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1758 to fold an INDIRECT_REF, fall back to the old use of
1759 fold_indirect_ref_1.
1761 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1763 * tree-data-ref.c (subscript_dependence_tester_1): Call
1764 free_conflict_function.
1765 (compute_self_dependence): Same.
1767 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1770 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1771 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1773 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1774 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1775 for DWARF2_UNWIND_INFO targets.
1777 2008-01-16 Richard Guenther <rguenther@suse.de>
1780 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1781 type qualifiers for function types.
1783 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1785 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1786 loop_iterator li from previous commit.
1788 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1790 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1792 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1794 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1795 (parallelize_loops): Don't parallelize irreducible components.
1797 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1800 * c-opts (c_common_post_options): Do not enable CPP
1801 flag_pedantic_errors by default.
1803 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1805 PR rtl-optimization/31944
1806 * cse.c (remove_pseudo_from_table): New function.
1807 (merge_equiv_classes): Use above function to remove pseudo-registers.
1808 (invalidate): Likewise.
1810 2008-01-13 Richard Guenther <rguenther@suse.de>
1813 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1814 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1816 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1818 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1819 validate_change to unshare the source of the PC set.
1821 2008-01-12 Jan Hubicka <jh@suse.cz>
1824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1825 references above array bounds. This might trigger bounds checks for
1828 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1830 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1831 new_replaceable_dependencies.
1833 2008-01-12 Doug Kwan <dougkwan@google.com>
1835 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1836 instead of OPT_Wreturn_type in warning due to ignored return type
1838 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1839 options included in -Wextra.
1840 * c.opt: New option -Wignored_qualifiers.
1841 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1842 -Wignore_qualifiers.
1843 (-Wignored-qualifiers): Document.
1844 (-Wreturn-type): Remove description of functionality now handled
1845 by -Wignored-qualifiers.
1847 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1850 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1851 NOP_EXPR if it is between integral types with the same precision.
1853 2008-01-12 Jan Hubicka <jh@suse.cz>
1856 * invoke.texi (max-inline-recursive-depth): Fix default value.
1858 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1860 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1863 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1865 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1867 2008-01-11 James E. Wilson <wilson@specifix.com>
1870 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1872 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1874 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1875 save/restore frame pointer register and don't use 'call-prologues'
1876 optimization in function with "OS_task" attribute.
1878 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1881 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1882 when copying to memory.
1884 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1886 PR rtl-optimization/30905
1887 * cfgcleanup.c: Include dce.h
1888 (crossjumps_occured): New global variable.
1889 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1890 If something changed, set crossjumps_occured to true.
1891 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1892 Don't add/remove fake edges to exit here...
1893 (cleanup_cfg): ...but do it here, when crossjumping.
1894 Run a fast DCE when successful crossjumps occured in the latest
1895 iteration of try_optimize_cfg.
1897 2008-01-11 Richard Guenther <rguenther@suse.de>
1899 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1900 (struct vn_unary_op_s): Likewise.
1901 (vn_reference_insert): Free old reference on hash collision.
1903 2008-01-10 Raksit Ashok <raksit@google.com>
1905 PR rtl-optimization/27971
1906 * combine.c (find_split_point): Split PLUS expressions which are
1907 inside a MEM rtx, and whose first operand is complex.
1909 2008-01-10 DJ Delorie <dj@redhat.com>
1911 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1912 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1913 (m32c_hard_regno_ok): Call the underlying function.
1915 2008-01-10 Richard Guenther <rguenther@suse.de>
1918 * tree-cfg.c (tree_merge_blocks): Do not go through the
1919 full-blown folding and stmt updating path if we just deal
1920 with virtual operands.
1921 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1922 test for abnormal SSA_NAMEs.
1924 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1927 * reload.c (push_reload): Add assertions. All constants from
1928 reg_equiv_constant should have been used for replacing the respective
1930 (find_reloads_address): Invoke find_reloads_address_part for
1931 constant taken from the reg_equiv_constant array.
1933 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1935 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1936 field (valnum) the first in the struct. Replace bools with
1939 2008-01-10 Richard Guenther <rguenther@suse.de>
1941 PR tree-optimization/34651
1942 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1943 types and ordering for masking and converting.
1945 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1947 PR tree-optimization/34017
1948 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1949 also for PHI_NODE expressions.
1951 2008-01-09 Jan Hubicka <jh@suse.cz>
1953 PR tree-optimization/34708
1954 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1955 based on number of case labels.
1956 (init_inline_once): Remove switch_cost.
1957 * tree-inline.h (eni_weights_d): Remove switch_cost.
1959 2008-01-09 Richard Guenther <rguenther@suse.de>
1960 Andrew Pinski <andrew_pinski@playstation.sony.com>
1963 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1964 temporary if an rvalue is ok or an lvalue is not required.
1966 2008-01-09 Richard Guenther <rguenther@suse.de>
1969 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1972 2008-01-09 Richard Guenther <rguenther@suse.de>
1975 * tree.c (host_integerp): Check for sizetype only if the
1976 type is an integer type.
1978 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1981 * opts.c (decode_options): Disable inlining of functions called
1982 once if not in unit-at-a-time mode.
1984 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1986 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1988 2008-01-08 Richard Guenther <rguenther@suse.de>
1991 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1992 out early if the result will be unused.
1994 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1999 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2003 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2005 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2006 for vectorization tuned.
2008 2008-01-08 Richard Guenther <rguenther@suse.de>
2010 PR tree-optimization/34683
2011 * tree-ssa-operands.c (operand_build_cmp): Export.
2012 * tree-ssa-operands.h (operand_build_cmp): Declare.
2013 * tree-vn.c (vuses_compare): Remove.
2014 (sort_vuses): Use operand_build_cmp.
2015 (sort_vuses_heap): Likewise.
2016 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2017 to re-use old VEC if available. Do not sort already sorted VUSEs.
2018 (vdefs_to_vec): Do not sort already sorted VDEFs.
2020 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2023 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2025 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2028 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2029 limitations of reciprocal sequences on x86 targets.
2031 2008-01-08 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/34683
2034 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2036 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2039 * config/darwin.c (darwin_mergeable_string_section): Don't use
2040 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2042 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2046 negxf2. Macroize expander using X87MODEF mode iterator. Change
2047 predicates of op0 and op1 to register_operand.
2048 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2049 expander using X87MODEF mode iterator. Change predicates of
2050 op0 and op1 to register_operand.
2051 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2052 corresponding patterns and macroize using MODEF macro. Change
2053 predicates of op0 and op1 to register_operand and remove
2054 "m" constraint. Disparage "r" alternative with "!".
2055 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2056 macroize using X87MODEF macro. Change predicates of op0 and op1
2057 to register_operand and remove "m" constraint. Disparage "r"
2058 alternative with "!".
2059 (absneg splitter with memory operands): Remove.
2060 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2061 patterns and macroize using X87MODEF mode iterator.
2062 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2063 Change predicate of op1 to register_operand.
2064 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2065 for memory operands.
2067 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2069 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2071 2008-01-07 Richard Guenther <rguenther@suse.de>
2073 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2076 2008-01-07 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/34683
2079 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2080 VOPs of the needed size to save memory. Use VEC_quick_push
2081 to save compile-time.
2082 (vdefs_to_vec): Likewise.
2084 2008-01-07 Sa Liu <saliu@de.ibm.com>
2086 * config/spu/spu.md (divdf3): Genetate inline code for double
2087 division. The implementation doesn't handle INF or NAN, therefore it
2088 only applies when -ffinite-math-only is given.
2090 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2093 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2094 * doc/cpp.texi ([Common Predefined Macros]): Document.
2096 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2099 order to use commutative addition instead of subtraction.
2101 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2102 Mircea Namolaru <namolaru@il.ibm.com>
2103 Vladimir Yanovsky <yanov@il.ibm.com>
2104 Revital Eres <eres@il.ibm.com>
2106 PR tree-optimization/34263
2107 * tree-outof-ssa.c (process_single_block_loop_latch,
2108 contains_tree_r): New functions.
2109 (analyze_edges_for_bb): Call process_single_block_loop_latch
2110 function to empty single-basic-block latch block if possible.
2112 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2116 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2118 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2120 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2122 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2124 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2126 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2128 PR tree-optimization/34618
2129 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2132 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2136 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2137 Update copyright year.
2139 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2140 Update copyright year.
2141 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2144 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2146 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2147 edge does not point to current bb before changing need_assert.
2149 2008-01-04 Richard Guenther <rguenther@suse.de>
2152 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2153 for verifying purposes if they are is_gimple_min_invariant.
2155 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2157 PR tree-optimization/34448
2158 PR tree-optimization/34465
2159 * gimplify.c (gimplify_init_constructor): Add new parameter
2160 notify_temp_creation. Use it.
2161 (gimplify_modify_expr_rhs): Take volatiles into account when
2162 optimizing constructors.
2163 Do not optimize constructors if gimplify_init_constructor will dump to
2165 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2166 * gcc.c-torture/compile/pr34448.c: New.
2168 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2170 PR gcov-profile/34609
2171 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2172 return_slot if result is TREE_ADDRESSABLE.
2174 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2176 * config/mips/mips.md (sqrt_condition): Tweak comment.
2177 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2179 2008-01-03 Tom Tromey <tromey@redhat.com>
2182 * c-common.c (c_type_hash): Handle VLAs.
2184 2008-01-03 Jan Hubicka <jh@suse.cz>
2186 PR tree-optimization/31081
2187 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2188 0 when inlining and not inlining to first basic block.
2189 (remap_decl): When var is initialized to 0, don't set default_def.
2190 (expand_call_inline): Set entry_bb.
2191 * tree-inline.h (copy_body_data): Add entry_bb.
2193 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2196 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2199 PR tree-optimization/29484
2200 * tree-inline.c (inline_forbidden_p_2): New function.
2201 (inline_forbidden_p): Disallow inlining if some static var
2202 has an address of a local LABEL_DECL in its initializer.
2203 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2206 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2208 PR tree-optimization/34635
2209 * tree-data-ref.c (add_other_self_distances): Make sure that the
2210 evolution step is constant.
2212 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2215 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2217 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2219 * tree-sra.c (scalarize_init): Insert the generate_element_init
2220 statements after the generate_element_zero statements.
2222 2008-01-02 Richard Guenther <rguenther@suse.de>
2226 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2227 for very large number of operands instead of ICEing.
2229 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2232 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2233 while stack probing.
2235 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2237 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2240 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2243 * tree-mudflap.c (mx_register_decls): Guard warning by
2244 !DECL_ARTIFICIAL check.
2246 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2248 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2249 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2250 sse5_perm<mode>): Fix constraints.