1 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7 (smin<mode>3): Ditto from similar patterns.
9 (*ieee_smin<mode>3): Ditto.
10 (*ieee_smax<mode>3): Ditto.
11 * config/i386/sse.md (sse): New mode attribute.
12 (mov<mode>): Macroize expander from movv4sf and movv2df using
13 SSEMODEF2P mode iterator.
14 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15 SSE_VEC_FLOAT_MODE_P as insn constraint.
16 (storent<mode>): Ditto.
17 (storent<mode>): Macroize expander from storentsf and storentdf using
19 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21 (abs<mode>2): Ditto from similar patterns.
22 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25 (<sse>_vmsqrt<mode>2): Ditto.
26 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
27 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
28 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
29 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
30 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
31 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
32 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
34 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
35 iterator and SSE_FLOAT_MODE_P as insn constraint.
36 (<sse>_ucomi): Ditto from similar patterns.
37 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
38 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
39 SSE_VEC_FLOAT_MODE_P as insn constraint.
40 (vcond<mode>): Ditto from similar patterns.
41 (and<mode>3, *and<mode>3): Ditto.
42 (<sse>_nand<mode>3): Ditto.
43 (ior<mode>3, *ior<mode>3): Ditto.
44 (xor<mode>3, *xor<mode>3): Ditto.
45 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
46 iterator and SSE_FLOAT_MODE_P as insn constraint.
47 (*nand<mode>3): Ditto from similar patterns.
51 2008-02-20 Ira Rosen <irar@il.ibm.com>
53 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
54 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
55 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
57 2008-02-19 Jan Hubicka <jh@suse.cz>
59 * predict.c (tree_bb_level_predictions): Remove variable next
60 mistakely introduced by previous commit.
62 2008-02-19 Jan Hubicka <jh@suse.cz>
64 * predict.c (predict_paths_leading_to): Rewrite.
65 (predict_paths_for_bb): New.
66 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
68 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
71 * Makefile.in (build_file_translate): New.
72 (gcc-vers.texi): Use it for translating $(abs_srcdir).
73 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
74 * configure.ac (build_file_translate): Substitute it.
75 * configure: Regenerate.
77 2008-02-19 Jan Hubicka <jh@suse.cz>
79 PR rtl-optimization/34408
80 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
83 2008-02-19 Jan Hubicka <jh@suse.cz>
86 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
89 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
92 * config/i386/i386-modes.def: Revert the last DI alignment
93 change until Ada people can look into it.
95 2008-02-19 Nick Clifton <nickc@redhat.com>
97 * opts.c (print_specific_help): Fix typo in --help text.
99 2008-02-19 Jakub Jelinek <jakub@redhat.com>
102 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
103 32-bit inline asm without asm alternatives for host GCC < 3.0.
105 2008-02-19 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/34989
108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
109 Allow propagation to INDIRECT_REF if we can simplify only.
111 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
113 * c-common.c (warn_for_collisions_1): Use appropriate option when
116 2008-02-19 Nick Clifton <nickc@redhat.com>
119 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
120 (handle_options): Fix indentation.
121 (print_filtered_help): If no language-specific options were
122 displayed tell the user how to list all the options supported by
123 the language's front-end.
124 (print_specific_help): Fix indentation and remove duplicate line.
125 (common_handle_option): Handle the -v option.
126 For --help enable the display of undocumented options if the -v
127 switch has been included on the command line.
128 For --help= check for overlaps in the arguments between the option
129 classes and the language names and issue a warning when they
130 cannot be disambiguated.
131 * c.opt (v): Pass on to the common option handler.
133 2008-02-19 Revital Eres <eres@il.ibm.com>
135 * modulo-sched.c (sms_schedule): Change dump message when
136 create_ddg function fails.
137 (try_scheduling_node_in_cycle): Rename row to cycle.
138 (print_partial_schedule): Rename CYCLE to ROW.
140 2008-02-19 Christian Bruel <christian.bruel@st.com>
141 Zdenek Dvorak <ook@ucw.cz>
143 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
145 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
149 (*x86_movdicc_0_m1_se): Ditto.
151 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
154 (CMPtype): Define as __gcc_CMPtype.
155 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
156 (CMPtype): Define as __gcc_CMPtype.
158 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
160 Support valgrind 3.3 for --enable-checking=valgrind.
161 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
163 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
164 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
165 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
166 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
167 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
168 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
169 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
171 * ggc-zone.c: Similar.
172 * ggc-page.c: Similar.
174 2008-02-19 Paul Brook <paul@codesourcery.com>
177 * config/arm/ieee754-df.S: Fix do_it typo.
178 * config/arm/ieee754-sf.S: Fix do_it typo.
180 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
184 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
185 (OPTION_MASK_ISA_SSE_SET): Likewise.
186 (OPTION_MASK_ISA_SSE2_SET): Likewise.
187 (OPTION_MASK_ISA_SSE3_SET): Likewise.
188 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
189 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
190 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
191 (OPTION_MASK_ISA_SSE4_SET): Likewise.
192 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
193 (OPTION_MASK_ISA_SSE5_SET): Likewise.
194 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
195 (OPTION_MASK_ISA_MMX_UNSET): Updated.
196 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
197 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
198 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
199 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
200 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
201 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
202 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
203 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
204 (OPTION_MASK_ISA_SSE4): Removed.
205 (ix86_handle_option): Turn on bits in ix86_isa_flags and
206 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
208 (override_options): Don't turn on implied SSE/MMX bits in
211 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
213 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
216 2008-02-18 Joey Ye <joey.ye@intel.com>
219 * tree-nested.c (insert_field_into_struct): Set type alignment
220 to field alignment if the former is less than the latter.
222 2008-02-18 Jakub Jelinek <jakub@redhat.com>
224 * BASE-VER: Set to 4.4.0.
226 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
228 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
229 * doc/cfg.texi: Likewise.
230 * doc/extend.texi: Likewise.
231 * doc/gty.texi: Likewise.
232 * doc/invoke.texi: Likewise.
233 * doc/loop.texi: Likewise.
234 * doc/md.texi: Likewise.
235 * doc/passes.texi: Likewise.
236 * doc/rtl.texi: Likewise.
237 * doc/sourcebuild.texi: Likewise.
238 * doc/tm.texi: Likewise.
239 * doc/tree-ssa.texi: Likewise.
241 2008-02-17 Richard Guenther <rguenther@suse.de>
244 * tree-complex.c (init_parameter_lattice_values): Handle parameters
245 without default definition.
247 2008-02-17 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/35231
250 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
253 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
257 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
258 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
259 libgcc_cmp_return mode.
261 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
264 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
266 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
268 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
271 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
273 * doc/c-tree.texi: Use `@.' where appropriate.
274 * doc/extend.texi: Likewise.
275 * doc/install.texi: Likewise.
276 * doc/invoke.texi: Likewise.
277 * doc/loop.texi: Likewise.
278 * doc/makefile.texi: Likewise.
279 * doc/md.texi: Likewise.
280 * doc/passes.texi: Likewise.
281 * doc/standards.texi: Likewise.
282 * doc/tm.texi: Likewise.
284 2008-02-15 Jakub Jelinek <jakub@redhat.com>
287 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
289 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
290 rather than in entry_bb.
292 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
295 libgcc_cmp_return mode.
297 2008-02-15 Jakub Jelinek <jakub@redhat.com>
300 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
301 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
303 2008-02-15 Richard Guenther <rguenther@suse.de>
304 Zdenek Dvorak <ook@ucw.cz>
306 PR tree-optimization/35164
307 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
308 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
309 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
310 Only propagate addresses which do not have abnormal SSA_NAMEs
313 2008-02-15 Joseph Myers <joseph@codesourcery.com>
316 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
318 2008-02-15 Jan Hubicka <jh@suse.cz>
321 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
323 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
326 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
327 when calculating alignment_pad.
329 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
332 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
333 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
334 and STACK_BOUNDARY define.
336 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
338 PR preprocessor/35061
339 * c-pragma.c (handle_pragma_pop_macro): Check that
340 pushed_macro_table has been allocated.
342 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
345 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
346 (force_gimple_operand): Likewise.
347 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
348 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
349 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
350 (find_interesting_uses_address): Check addressability and alignment
351 of the base expression only after substituting bases of IVs into it.
353 2008-02-14 Michael Matz <matz@suse.de>
356 * function.c (instantiate_virtual_regs_in_insn): Reload address
357 before falling back to reloading the whole operand.
359 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
361 * config/s390/s390.c (s390_mainpool_start): Emit the pool
362 before the first section switch note.
364 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * doc/bugreport.texi: Update copyright years.
367 * doc/c-tree.texi: Likewise.
368 * doc/cfg.texi: Likewise.
369 * doc/cpp.texi: Likewise.
370 * doc/cppinternals.texi: Likewise.
371 * doc/fragments.texi: Likewise.
372 * doc/frontends.texi: Likewise.
373 * doc/gcc.texi: Likewise.
374 * doc/gty.texi: Likewise.
375 * doc/hostconfig.texi: Likewise.
376 * doc/implement-c.texi: Likewise.
377 * doc/libgcc.texi: Likewise.
378 * doc/loop.texi: Likewise.
379 * doc/makefile.texi: Likewise.
380 * doc/options.texi: Likewise.
381 * doc/passes.texi: Likewise.
382 * doc/rtl.texi: Likewise.
383 * doc/sourcebuild.texi: Likewise.
384 * doc/standards.texi: Likewise.
385 * doc/tree-ssa.texi: Likewise.
386 * doc/trouble.texi: Likewise.
388 * doc/extend.texi: Use @: or add comma where appropriate.
389 * doc/invoke.texi: Likewise.
390 * doc/tm.texi: Likewise.
392 2008-02-14 Alan Modra <amodra@bigpond.net.au>
395 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
398 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
400 * doc/md.texi (clz, ctz): Add reference.
401 * doc/rtl.texi (clz, ctz): Likewise.
403 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
406 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
409 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
411 * config/s390/s390.c (struct constant_pool): New field
412 emit_pool_after added.
413 (s390_mainpool_start): Set the emit_pool_after flag according
414 to the section switch notes.
415 (s390_mainpool_finish): Consider emit_pool_after when emitting
416 the literal pool at the end of the function.
417 (s390_chunkify_start): Force literal pool splits at section
420 2008-02-13 Michael Matz <matz@suse.de>
423 * var-tracking.c (clobber_variable_part): Correctly traverse the
426 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
429 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
430 Add -fdump-ipa-inline.
431 * tree-dump.c (dump_files): Remove tree-inlined dump.
432 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
434 2008-02-12 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/35171
437 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
440 2008-02-12 Richard Guenther <rguenther@suse.de>
443 * fold-const.c (fold_widened_comparison): Use get_unwidened in
444 value-preserving mode. Disallow final truncation.
446 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
449 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
451 (force_gimple_operand): ...here.
453 2008-02-12 Jakub Jelinek <jakub@redhat.com>
456 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
457 non-compatible pointers.
458 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
459 different FIELD_DECLs, try harder by comparing field offsets, sizes
463 * function.c (match_asm_constraints_1): Don't replace the same input
466 2008-02-12 Anatoly Sokolov <aesok@post.ru>
468 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
469 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
470 (expand_epilogue): Restore RAMPZ register.
471 * config/avr/avr.md (RAMPZ_ADDR): New constant.
473 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
475 * config/i386/cygwin.asm: (__alloca): Correct calling
476 convention and alignment.
477 (__chkstk): Force 8 byte stack alignment.
479 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
480 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/33992
483 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
484 the zero we compare against.
486 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
489 * gthr-win32.h (__gthread_mutex_destroy_function): New function
490 to CloseHandle after unlocking to prevent accumulation of handle
493 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
497 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
498 and update LABEL_NUSES during and after reload.
500 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
503 * combine.c (simplify_if_then_else): Make sure the comparison is
504 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
506 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
509 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
510 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
511 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
512 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
513 * tree.h (get_type_static_bounds): Likewise.
515 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
517 * doc/invoke.texi (Option Summary, C++ Dialect Options)
518 (Objective-C and Objective-C++ Dialect Options, Warning Options):
519 Make -Wfoo language annotations match what the compiler outputs.
521 2008-02-08 Sa Liu <saliu@de.ibm.com>
523 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
524 intrinsics spu_convts, spu_convtu, spu_convtf.
525 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
527 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
529 * doc/extend.texi (Function Attributes) <noinline>: Mention
530 asm ("") as method to keep calls.
532 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
535 * doc/options.texi (Options): Replace references to opts.sh with
537 * opts-common.c: Likewise.
538 * optc-gen.awk: Likewise.
540 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
542 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
544 2008-02-07 Richard Henderson <rth@redhat.com>
547 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
548 EXPR_LIST for the REG_EQUAL instead of a comparison with a
551 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
553 PR tree-optimization/35085
554 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
555 for operand entry oe2 in addition to operand entry oe3 in order to
556 expose more opportunities for vectorizer sum reduction.
558 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * Makefile.in (LIBS): Remove $(GMPLIBS).
562 (cc1-dummy, cc1): Add $(GMPLIBS).
564 2008-02-06 Jan Hubicka <jh@suse.cz>
567 * i386.md (moddf_integer): Do not produce partial memory stalls for
568 targets where it hurts.
570 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
573 * optabs.c (expand_float): Do not check for decimal modes when
574 expanding unsigned integer through signed conversion.
576 2008-02-06 Nick Clifton <nickc@redhat.com>
578 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
579 inside the clobber with a match_operand and duplicated operand
580 number in the constraint.
581 (ineqbranchsi): Delete redundant comment.
583 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
585 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
586 builtin_define ("__USE_INIT_FINI__").
587 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
589 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
591 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
593 PR documentation/30330
594 * doc/invoke.texi (C++ Dialect Options)
595 (Objective-C and Objective-C++ Dialect Options, Warning Options):
596 For each warning option -Wfoo that allows -Wno-foo, ensure both
597 -Wfoo and -Wno-foo are listed in the option index. Fix index
598 entry of -Wswitch-default, index -Wnormalized= including the
599 `=', and -Wlarger-than-@var{len} including @var{len}.
601 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (floatunssisf2): Use
604 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
605 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
606 Macroize expander using MODEF mode iterator.
608 2008-02-05 Diego Novillo <dnovillo@google.com>
610 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
613 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
615 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
618 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
620 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
623 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
624 to indicate if a message should be generated.
625 (init_cumulative_args): Updated.
626 (function_value_32): Likewise.
628 2008-02-05 Joseph Myers <joseph@codesourcery.com>
630 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
632 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
636 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
638 2008-02-04 Diego Novillo <dnovillo@google.com>
640 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
643 * tree-vrp.c (vrp_evaluate_conditional): With
644 -Wtype-limits, emit a warning when comparing against a
645 constant outside the natural range of OP0's type.
647 2008-02-04 Richard Guenther <rguenther@suse.de>
650 * expr.c (count_type_elements): Give for unions instead of
653 2008-02-04 Richard Guenther <rguenther@suse.de>
656 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
657 to TYPE_DOMAINs base type instead of using bitsizetype here.
659 2008-02-03 Jason Merrill <jason@redhat.com>
661 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
663 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
666 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
667 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
668 (RS/6000 and PowerPC Options): Fix typos and markup.
669 * doc/passes.texi (Tree-SSA passes): Likewise.
671 2008-02-02 Michael Matz <matz@suse.de>
674 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
675 from record_last_reg_set_info.
676 (record_last_reg_set_info): Take an RTX argument, iterate over all
677 constituent hardregs.
678 (record_last_set_info, record_opr_changes): Change calls to
679 new signature or to record_last_reg_set_info_regno.
681 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
683 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
685 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
687 PR rtl-optimization/34773
688 * reg-notes.def (EQUAL): Mention significance of combination of
689 REG_EQUAL and REG_RETVAL.
690 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
691 insn that has a REG_RETVAL.
693 2008-02-01 Roger Sayle <roger@eyesopen.com>
696 * configure.ac (--enable-fixed-point): Disable unless explicitly
698 * configure: Regenerate.
700 2008-02-01 Richard Guenther <rguenther@suse.de>
703 * invoke.texi (-finline-limit): Remove no longer true parts
704 of the documentation. Note that there is no default value.
706 2008-02-01 Andrew Pinski <pinskia@gmail.com>
707 Mark Mitchell <mark@codesourcery.com>
708 Ben Elliston <bje@au.ibm.com>
711 * doc/extend.texi (Other Builtins): Document.
713 2008-01-31 Tom Browder <tom.browder@gmail.com>
715 * doc/c-tree.texi (Types): Fix grammar.
716 (Expression trees): Ditto.
717 * doc/passes.texi (Tree-SSA passes): Ditto.
719 * doc/configterms.texi (Configure Terms): Fix typo.
720 * doc/cpp.texi (Common Predefined Macros): Ditto.
721 * doc/md.texi (Machine Constraints): Ditto.
723 * doc/makefile.texi (Makefile): Add comma.
725 2008-01-31 Tom Browder <tom.browder@gmail.com>
726 Gerald Pfeifer <gerald@pfeifer.com>
728 * doc/sourcebuild.texi (Front End): Remove references to CVS
730 (Texinfo Manuals): Replace reference to CVS by one to SVN.
731 (Back End): Remove reference to CVS.
733 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
736 * config/mips/mips.c (gen_load_const_gp): New function, taking a
738 (mips16_gp_pseudo_reg): ...here.
739 * config/mips/mips.md (load_const_gp): Replace with...
740 (load_const_gp_<mode>): ...this :P-based insn.
742 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
744 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
745 options. Minor fixes.
746 (-std): Move reference to standards closer to where language
747 standards are first mentioned.
749 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
751 PR rtl-optimization/34995
752 * reload.c (alternative_allows_const_pool_ref): Take an rtx
753 parameter and return a bool. If the rtx parameter is nonnull,
754 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
755 (find_reloads): Update call accordingly. Pass the new operand
756 if it needed no address reloads, otherwise pass null.
758 2008-01-30 Richard Henderson <rth@redhat.com>
761 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
762 for unbounded arrays.
764 2008-01-30 Silvius Rus <rus@google.com>
766 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
768 2008-01-30 Jan Hubicka <jh@suse.cz>
771 * i386.c (init_cumulative_args): Use real function declaration when
774 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
776 PR rtl-optimization/34998
777 * global.c (build_insn_chain): Treat non-subreg_lowpart
778 SUBREGs of pseudos as clobbering all the words covered by the
779 SUBREG, not just all the bytes.
780 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
781 original df_ref rather than an extract parameter.
782 (global_conflicts): Update call accordingly.
784 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
786 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
787 the overflow check to make it easier to read.
788 (__fixtfdi): Change the type of the ll member in union
789 long_double to UDItype_x.
791 2008-01-30 Jakub Jelinek <jakub@redhat.com>
794 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
795 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
796 * tree-inline.c (fold_marked_statements): Call
797 cgraph_update_edges_for_call_stmt if folding a call statement.
798 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
799 debug_generic_stmt calls, reset it back afterwards.
802 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
804 * c-typeck.c (build_external_ref): Don't pedwarn about
805 static vars in current function's scope.
807 2008-01-29 Joseph Myers <joseph@codesourcery.com>
809 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
811 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
814 * ipa-struct-reorg.c: Fix spelling.
817 2008-01-29 Richard Guenther <rguenther@suse.de>
820 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
822 * tree-inline.c (remap_type): Increment remapping_type_depth
823 around remapping types.
824 (copy_body_r): Only add referenced variables if they are referenced
825 from code, not types.
827 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
838 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
839 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
841 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
844 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
845 pointer for tiny stack.
847 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
849 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
851 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
853 * config/vx-common.h: Fix typo in comment.
855 2008-01-28 Ian Lance Taylor <iant@google.com>
859 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
860 coalesce pointers if they have different DECL_NO_TBAA_P values.
861 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
862 between variables with different DECL_NO_TBAA_P values.
864 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
867 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
868 are not legitimate small data references on SPE targets.
870 2008-01-28 David Daney <ddaney@avtrex.com>
872 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
874 2008-01-28 David Daney <ddaney@avtrex.com>
876 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
878 2008-01-27 Joseph Myers <joseph@codesourcery.com>
880 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
881 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
882 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
883 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
884 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
885 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
886 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
887 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
889 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
891 * basic-block.h (condjump_equiv_p): Fix comment.
893 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
895 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
896 print_generic_stmt_indented): Fix comment.
898 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
900 * configure.ac (__stack_chk_fail): Add detecion for availability
901 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
902 * configure: Regenerate.
904 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
907 * final.c (output_addr_const): Handle TRUNCATE.
909 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
912 * tree-ssa-loop-ivopts.c (comp_cost): New type.
913 (zero_cost, infinite_cost): New constants.
914 (struct cost_pair): Change type of cost to comp_cost.
915 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
916 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
918 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
919 split_address_cost, ptr_difference_cost, difference_cost,
920 get_computation_cost_at, get_computation_cost,
921 determine_use_iv_cost_generic, determine_use_iv_cost_address,
922 determine_use_iv_cost_condition, determine_use_iv_costs,
923 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
924 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
925 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
926 Change type of cost to comp_cost.
927 (determine_iv_cost): Increase cost of non-original ivs, instead
928 of decreasing the cost of original ones.
929 (get_address_cost): Indicate the complexity of the addressing mode
931 (try_add_cand_for): Prefer using ivs not specific to some object.
932 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
934 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
935 Janis Johnson <janis187@us.ibm.com>
938 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
939 (TARGET_INSTANTIATE_DECLS): Likewise.
940 * target.h (expand_to_rtl_hook): New target hook.
941 (instantiate_decls): Likewise.
942 * function.c (instantiate_decl): Make non-static. Rename to...
943 (instantiate_decl_rtl): ... this.
944 (instantiate_expr): Use instantiate_decl_rtl.
945 (instantiate_decls_1): Likewise.
946 (instantiate_decls): Likewise.
947 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
948 * function.h (instantiate_decl_rtl): Add prototype.
949 * cfgexpand.c (target.h): New include.
950 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
951 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
952 (TARGET_INSTANTIATE_DECLS): Likewise.
953 (TARGET_INITIALIZER): New target hooks added.
954 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
956 * config/rs6000/rs6000.c (tree-flow.h): New include.
957 (machine_function): Add sdmode_stack_slot field.
958 (rs6000_alloc_sdmode_stack_slot): New function.
959 (rs6000_instantiate_decls): Likewise.
960 (rs6000_secondary_memory_needed_rtx): Likewise.
961 (rs6000_check_sdmode): Likewise.
962 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
963 (TARGET_INSTANTIATE_DECLS): Likewise.
964 (rs6000_hard_regno_mode_ok): Allow SDmode.
965 (num_insns_constant): Likewise. Handle _Decimal32 constants.
966 (rs6000_emit_move): Handle SDmode.
967 (function_arg_advance): Likewise.
968 (function_arg): Likewise.
969 (rs6000_gimplify_va_arg): Likewise. Add special handling of
970 SDmode var args for 32-bit compiles.
971 (rs6000_secondary_reload_class): Handle SDmode.
972 (rs6000_output_function_epilogue): Likewise.
973 (rs6000_function_value): Simplify if statement.
974 (rs6000_libcall_value): Likewise.
975 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
976 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
977 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
978 (movsd_hardfloat): New define_insn.
979 (movsd_softfloat): Likewise.
980 (movsd_store): Likewise.
981 (movsd_load): Likewise.
982 (extendsddd2): Likewise.
983 (extendsdtd2): Likewise.
984 (truncddsd2): Likewise.
985 (movdd_hardfloat64): Fixup comment.
986 (UNSPEC_MOVSD_LOAD): New constant.
987 (UNSPEC_MOVSD_STORE): Likewise.
989 2008-01-26 Jakub Jelinek <jakub@redhat.com>
992 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
994 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
995 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
996 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
999 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1002 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1003 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1004 __LONGDOUBLE128 too.
1005 * config/rs6000/aix61.h: New file.
1007 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1009 PR rtl-optimization/34959
1010 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1011 popcount and parity rtxes the same mode as their operand.
1012 Truncate or extend the result to the return value's mode
1015 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1018 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1019 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1020 to GOT_VERSION_REGNUM.
1021 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1022 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1023 * config/mips/mips.c (mips_emit_call_insn): New function.
1024 (mips_call_tls_get_addr): Call mips_expand_call directly.
1025 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1027 (mips16_build_call_stub): Likewise. Return the call insn or null.
1028 (mips_expand_call): Update the call to mips16_build_call_stub
1029 accordingly and a remove redundant condition. Assert that MIPS16
1030 stubs do not use lazy binding. Use mips_emit_call_insn and return
1032 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1034 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1035 (mips_avoid_hazard): Remove hazard_set handling.
1036 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1037 (UNSPEC_RESTORE_GP): ...this.
1038 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1039 (FAKE_CALL_REGNO): Rename to...
1040 (GOT_VERSION_REGNUM): ...this.
1041 (type): Add "ghost" value. Add an associated insn reservation.
1042 (hazard_set): Remove.
1043 (exception_receiver): Rename to...
1044 (restore_gp): ...this and update the unspec identifier accordingly.
1045 (exception_receiver, nonlocal_got_receiver): New expanders.
1046 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1047 FAKE_CALL_REGNO. Remove hazard_set attribute.
1048 (set_got_version, update_got_version): New patterns.
1050 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1053 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1055 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1058 * doc/install.texi2html: Generate gcc-vers.texi.
1060 2008-01-25 DJ Delorie <dj@redhat.com>
1062 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1064 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1066 * config/c4x: Remove directory.
1067 * config.gcc (crx-*, mt-*): Mark obsolete.
1068 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1069 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1070 sh-*-rtemscoff*): Remove cases.
1071 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1072 * real.c (encode_c4x_single, decode_c4x_single,
1073 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1074 c4x_extended_format): Remove.
1075 * real.h (c4x_single_format, c4x_extended_format): Remove.
1076 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1078 (Pragmas): Remove comment about c4x pragmas.
1079 * doc/install.texi (c4x): Remove target-specific instructions.
1080 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1081 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1082 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1083 refer to C4x source files as examples.
1084 (C4X_FLOAT_FORMAT): Remove documentation.
1086 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1088 * config/bfin/bfin.c (override_options): Reorder tests so that
1089 flag_pic gets enabled for -msep-data.
1091 2008-01-25 Richard Guenther <rguenther@suse.de>
1094 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1095 to its bitfield precision if required.
1097 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1100 * tree-nested.c (walk_omp_for): New function.
1101 (convert_nonlocal_reference, convert_local_reference): Call
1102 walk_omp_for on OMP_FOR.
1103 (convert_call_expr): Call walk_body on OMP_FOR's
1104 OMP_FOR_PRE_INIT_BODY.
1106 2008-01-25 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/34966
1109 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1110 default defs and PHI_NODEs we have to insert after the
1113 2008-01-24 Nick Clifton <nickc@redhat.com>
1115 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1116 Provide a default definition.
1117 (LIBGCC2_UNITS_PER_WORD): Likewise.
1119 * config/stormy16/stormy16.c: Include df.h for the prototype
1120 for df_regs_ever_live_p.
1121 (xstormy16_expand_builtin_va_start): Convert the stack offset
1122 into a component_ref and then use POINTER_PLUS_EXPR to add it
1123 to the incoming_virtual_args_rtx.
1124 (xstormy16_gimplify_va_arg_expr): Rename to
1125 xstormy16_gimplify_va_arg_expr.
1126 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1127 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1128 xstormy16_gimplify_va_arg_expr.
1129 Fix up some formatting issues.
1131 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1132 Move to predicates.md.
1133 (xs_hi_general_operand): Likewise.
1134 (xs_hi_nonmemory_operand): Likewise.
1135 * config/stormy16/predicates.md:
1136 (xstormy16_carry_plus_operand): New predicate.
1137 (xs_hi_general_operand): New predicate.
1138 (xs_hi_nonmemory_operand): New predicate.
1139 * config/stormy16/stormy16-protos.h:
1140 (xstormy16_carry_plus_operand): Delete prototype.
1141 (xs_hi_general_operand): Likewise.
1142 (xs_hi_nonmemory_operand): Likewise.
1144 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1145 modifiers as they are no longer needed and they can trigger
1146 reload spill failures.
1148 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1149 with a match_operand in order to help reload.
1151 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1152 constraint with 'e' for the 8th alternative as this version of
1153 the mov.w instruction only accepts the lower 8 registers.
1155 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1158 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1159 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1162 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1165 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1167 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1169 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1171 (remove_structure): Update allocations list before removing structure.
1173 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1175 * ipa-struct-reorg.c (is_safe_cond_expr,
1176 create_new_stmts_for_cond_expr): Use integer_zerop function,
1177 that recognize not only zero-pointer, but zero-integer too.
1179 2008-01-25 Ben Elliston <bje@au.ibm.com>
1182 * fixproto: Escape "." in sed expression that strips leading "./".
1184 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1187 * gcc.c (SWITCH_OK): Removed.
1188 (SWITCH_LIVE): Changed to bit.
1189 (SWITCH_FALSE): Likewise.
1190 (SWITCH_IGNORE): Likewise.
1191 (switchstr): Change live_cond to unsigned int.
1192 (process_command): Replace SWITCH_OK with 0.
1193 (do_self_spec): Likewise.
1194 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1195 (give_switch): Likewise.
1196 (used_arg): Likewise.
1197 (do_spec_1): Set the SWITCH_IGNORE bit.
1198 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1199 bits. Set the SWITCH_LIVE bit.
1201 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1203 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1205 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1207 PR tree-optimization/34472
1208 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1209 parameter to a "bool *" and set *DATA to false if there is
1210 an unsafe access. Do not delete the structure here.
1211 (check_cond_exprs): Delete it here instead.
1212 (check_cond_exprs, exclude_cold_structs): Do not increase
1213 I when removing a structure.
1215 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1219 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1221 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1224 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1225 a fixed vector for stack.
1227 2008-01-24 Ben Elliston <bje@au.ibm.com>
1230 * doc/gcc.texi (Software development): Add a direntry for g++.
1232 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1234 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1235 stale and straggling -fforce-addr comments above.
1237 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1239 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1240 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1242 2008-01-23 Michael Matz <matz@suse.de>
1245 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1248 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1250 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1253 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1255 * config/avr/avr.c (avr_current_arch): New variable.
1256 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1257 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1258 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1259 (avr_override_options): Init 'avr_current_arch'.
1260 (base_arch_s): Move from here...
1261 * config/avr/avr.h (base_arch_s): ... here. Add new members
1262 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1263 'mega' to 'have_jmp_call'.
1264 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1265 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1267 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1269 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1270 MULTILIB_MATCHES): (Ditto.).
1272 2008-01-23 Richard Guenther <rguenther@suse.de>
1275 * cgraphunit.c (cgraph_reset_node): Always mark the node
1276 not reachable if it is not queued already.
1278 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1280 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1281 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1282 (cputype_selected): New static variable.
1283 (bfin_handle_option): Set it if -mcpu is used.
1284 (override_option): Select default set of workarounds if no cpu type
1285 selected on the command line.
1286 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1288 From Michael Frysinger <michael.frysinger@analog.com>
1289 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1290 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1292 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1293 for bf547, bf523, bf524, and bf526.
1294 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1296 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1297 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1298 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1299 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1300 * doc/invoke.texi (Blackfin Options): Document that
1301 -mcpu now accept bf547, bf523, bf524, and bf526.
1303 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1305 PR rtl-optimization/34628
1306 * combine.c (try_combine): Stop and undo after the first combination
1307 if an autoincrement side-effect on the first insn has effectively
1310 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1313 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1314 Offset addresses are not valid for Altivec or paired float modes.
1316 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1319 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1320 if DECL_INITIAL (decl) is error_mark_node.
1323 * c-common.c (handle_vector_size_attribute): Only allow
1324 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1325 the same way as pointer, array etc. types.
1326 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1329 * tree.c (build_type_attribute_qual_variant): Call
1330 build_qualified_type if attributes are equal, but quals are not.
1332 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1335 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1336 * flags.h (warn_strict_aliasing): Remove.
1337 (warn_strict_overflow): Remove.
1338 * opts.c (warn_strict_aliasing): Remove.
1339 (warn_strict_overflow): Remove.
1340 * c-opts.c (c_common_handle_option): -Wall only sets
1341 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1342 (c_common_post_options): Give default values to -Wstrict-aliasing
1343 and -Wstrict-overflow if they are uninitialized.
1344 * common.opt (Wstrict-aliasing): Specify Var and Init.
1345 (Wstrict-overflow): Likewise.
1347 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1349 PR rtl-optimization/26854
1350 PR rtl-optimization/34400
1351 PR rtl-optimization/34884
1352 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1354 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1355 (df_rd_bb_info.expanded_lr_out): Deleted
1356 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1357 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1358 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1359 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1360 Removed code to allocate, initialize or free expanded_lr_out.
1361 (df_rd_bb_local_compute_process_def): Restructured to make more
1363 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1364 sets if the sets are being trimmed.
1366 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1369 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1370 (as_vers): Likewise.
1371 * configure: Regenerated.
1373 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1376 * tree-pass.h (pass_build_alias): New pass.
1377 * tree-ssa-alias.c (gate_build_alias): New.
1378 (pass_build_alias): New.
1379 * passes.c (init_optimization_passes): Add pass_build_alias after
1380 pass_create_structure_vars.
1382 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1384 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1385 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1386 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1387 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1388 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1389 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1390 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1391 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1392 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1393 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1394 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1395 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1396 * config/s390/s390.md (FP_ALL): New mode iterator.
1397 (_d): New mode attribute.
1398 ("*signbit<mode>2>"): Changed mode of first operand.
1399 ("isinf<mode>2"): Changed mode of first operand.
1400 ("*TDC_insn"): Adaptation for DFP modes.
1402 2008-01-22 Ben Elliston <bje@au.ibm.com>
1404 * tree.c (check_qualified_type): Improve function description.
1406 2008-01-21 Jason Merrill <jason@redhat.com>
1409 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1410 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1413 2008-01-21 DJ Delorie <dj@redhat.com>
1415 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1418 2008-01-21 Richard Guenther <rguenther@suse.de>
1421 * tree-cfg.c (verify_expr): Allow all invariant expressions
1422 instead of just constant class ones as reference argument.
1423 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1424 like any other constant.
1425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1427 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1429 * regmove.c (fixup_match_1): Update call crossed frequencies.
1431 2008-01-21 Richard Guenther <rguenther@suse.de>
1434 * tree-inline.c (setup_one_parameter): Deal with mismatched
1435 types using a VIEW_CONVERT_EXPR.
1437 2008-01-21 Alon Dayan <alond@il.ibm.com>
1438 Olga Golovanevsky <olga@il.ibm.com>
1440 PR tree-optimization/34701
1441 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1442 when the structure size is not a power of 2.
1444 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1446 * doc/install.texi: Add doc for --enable-checking=df.
1448 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1450 PR rtl-optimization/34808
1451 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1453 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1455 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1458 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1460 PR rtl-optimization/26854
1461 PR rtl-optimization/34400
1462 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1464 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1465 (df_rd_bb_info.expanded_lr_out): New.
1466 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1467 * loop_iv.c (iv_analysis_loop_init): Ditto.
1468 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1469 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1470 Added code to allocate, initialize or free expanded_lr_out.
1471 (df_rd_bb_local_compute_process_def): Restructured to make
1472 more understandable.
1473 (df_rd_confluence_n): Add code to do nothing with fake edges and
1474 code to no apply invalidate_by_call sets if the sets are being trimmed.
1475 (df_lr_local_finalize): Renamed to df_lr_finalize.
1476 (df_live_local_finalize): Renamed to df_live_finalize.
1478 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1481 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1482 deciding whether to use reciprocal instructions.
1484 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1486 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1487 dwarf2out_note_section_used if cold_text_section is NULL.
1489 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1491 PR gcov-profile/34610
1492 * tree-cfg.c (make_edges): Mark both outgoing edges from
1493 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1494 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1495 from OMP_FOR and OMP_CONTINUE outgoing edges.
1497 * tree-profile.c (tree_profiling): Return early if
1498 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1500 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1501 from cfun to child_cfun.
1502 * function.h (struct function): Add after_tree_profile bit.
1504 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1506 * config/avr/avr.S (_exit): Disable interrupt.
1508 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1509 Steven Bosscher <stevenb.gcc@gmail.com>
1511 PR rtl-optimization/26854
1512 PR rtl-optimization/34400
1513 * df-problems.c (df_live_scratch): New scratch bitmap.
1514 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1515 (df_live_reset): Clear the proper bitmaps.
1516 (df_live_bb_local_compute): Only process the artificial defs once
1517 since the order is not important.
1518 (df_live_init): Init the df_live sets only with the variables
1519 found live by df_lr.
1520 (df_live_transfer_function): Use the df_lr sets to prune the
1521 df_live sets as they are being computed.
1522 (df_live_free): Free df_live_scratch.
1524 2008-01-18 Ian Lance Taylor <iant@google.com>
1526 * common.opt: Add fmerge-debug-strings.
1527 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1528 flag_merge_debug_strings rather than flag_merge_constants.
1529 * doc/invoke.texi (Option Summary): Mention
1530 -fmerge-debug-strings.
1531 (Debugging Options): Document -fmerge-debug-strings.
1533 2008-01-18 Ian Lance Taylor <iant@google.com>
1536 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1537 (struct tree_function_decl): Add new field operator_new_flag.
1538 * tree-inline.c (expand_call_inline): When inlining a call to
1539 operator new, force the return value to go into a variable, and
1540 set DECL_NO_TBAA_P on that variable.
1541 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1543 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1546 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1547 DWARF2_DEBUGGING_INFO.
1548 (dwarf2out_note_section_used): Ditto. Add prototype.
1549 (have_multiple_function_sections, text_section_used,
1550 cold_text_section_used, *cold_text_sections): Move declarations
1553 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1555 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1556 field and add signal_ra.
1557 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1558 assignments to frame state pc. Move end of stack check after
1559 MD_FALLBACK_FRAME_STATE_FOR.
1560 (uw_update_context_1): Use frame state signal_regs if set, instead
1561 of checking signal_frame flag.
1562 (uw_update_context): Use frame state signal_ra if set.
1563 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1564 * config/xtensa/linux-unwind.h: New file.
1566 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1568 * modulo-sched.c (get_sched_window): Fix comment typo.
1570 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1572 PR tree-optimization/34648
1573 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1575 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1577 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1578 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1580 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1582 PR rtl-optimization/34400
1583 * df-core.c (df_worklist_dataflow_overeager,
1584 df_worklist_dataflow_doublequeue): New functions.
1585 (df_worklist_dataflow): Two different worklist solvers.
1586 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1589 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1592 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1593 and ftree-parallelize-loops.
1595 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1597 PR rtl-optimization/34826
1598 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1600 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1602 * global.c (find_reg): Mark the eh regs as used if necessary.
1603 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1604 * ra.h (struct allocno): no_eh_reg field added. Changed
1605 no_stack_reg type to bitfield.
1607 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1609 * tree.c (substitute_in_expr): Add missing 'break'.
1611 2008-01-17 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/34825
1614 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1615 x / x as division to handle.
1617 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1619 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1620 "-pthread" is specified.
1621 * pa-hpux11.h (LIB_SPEC): Likewise.
1623 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1624 Peter Bergner <bergner@vnet.ibm.com>
1626 PR rtl-optimization/33796
1627 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1629 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1631 PR libgfortran/34699
1632 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1634 * pa-hpux10.h (LINK_SPEC): Likewise.
1635 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1637 2008-01-16 Richard Guenther <rguenther@suse.de>
1640 * fold-const.c (fold_convert_const_int_from_int): Do not
1641 set overflow if that occured only because of a sign extension
1642 change when converting from/to a sizetype with the same
1643 precision and signedness.
1645 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1648 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1649 location address to the correct place. Update copyright year.
1651 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1653 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1654 no dependences in the dependence_relations vector.
1656 2008-01-16 Jan Hubicka <jh@suse.cz>
1658 PR rtl-optimization/31396
1659 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1660 * cfg.c (dump_reg_info): Print it.
1661 * regs.h (struct reg_info_t): add freq_calls_crossed.
1662 (REG_FREQ_CALLS_CROSSED): New macro.
1663 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1664 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1665 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1666 regmove_optimize): Update call crossed frequencies.
1667 * local-alloc.c (struct qty): Add freq_calls_crossed.
1668 (alloc_qty): Copute freq_calls_crossed.
1669 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1670 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1671 * ra.h (struct allocno): Add freq_calls_crossed.
1673 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1675 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1676 libgomp when compiling with ftree-parallelize-loops.
1677 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1679 2008-01-16 Richard Guenther <rguenther@suse.de>
1681 PR tree-optimization/34769
1682 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1683 * tree.c (int_cst_value): Instead make this function more
1684 permissive in what it accepts as valid input. Document this
1685 function always sign-extends the value.
1687 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1688 Richard Guenther <rguenther@suse.de>
1691 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1692 (gimple_fold_indirect_ref_rhs): ... this.
1693 (gimple_fold_indirect_ref): New function with foldings
1694 that preserve lvalueness.
1695 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1696 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1697 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1698 to fold an INDIRECT_REF, fall back to the old use of
1699 fold_indirect_ref_1.
1701 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1703 * tree-data-ref.c (subscript_dependence_tester_1): Call
1704 free_conflict_function.
1705 (compute_self_dependence): Same.
1707 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1710 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1711 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1713 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1714 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1715 for DWARF2_UNWIND_INFO targets.
1717 2008-01-16 Richard Guenther <rguenther@suse.de>
1720 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1721 type qualifiers for function types.
1723 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1725 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1726 loop_iterator li from previous commit.
1728 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1730 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1732 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1734 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1735 (parallelize_loops): Don't parallelize irreducible components.
1737 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1740 * c-opts (c_common_post_options): Do not enable CPP
1741 flag_pedantic_errors by default.
1743 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1745 PR rtl-optimization/31944
1746 * cse.c (remove_pseudo_from_table): New function.
1747 (merge_equiv_classes): Use above function to remove pseudo-registers.
1748 (invalidate): Likewise.
1750 2008-01-13 Richard Guenther <rguenther@suse.de>
1753 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1754 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1756 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1758 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1759 validate_change to unshare the source of the PC set.
1761 2008-01-12 Jan Hubicka <jh@suse.cz>
1764 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1765 references above array bounds. This might trigger bounds checks for
1768 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1770 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1771 new_replaceable_dependencies.
1773 2008-01-12 Doug Kwan <dougkwan@google.com>
1775 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1776 instead of OPT_Wreturn_type in warning due to ignored return type
1778 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1779 options included in -Wextra.
1780 * c.opt: New option -Wignored_qualifiers.
1781 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1782 -Wignore_qualifiers.
1783 (-Wignored-qualifiers): Document.
1784 (-Wreturn-type): Remove description of functionality now handled
1785 by -Wignored-qualifiers.
1787 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1790 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1791 NOP_EXPR if it is between integral types with the same precision.
1793 2008-01-12 Jan Hubicka <jh@suse.cz>
1796 * invoke.texi (max-inline-recursive-depth): Fix default value.
1798 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1800 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1803 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1805 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1807 2008-01-11 James E. Wilson <wilson@specifix.com>
1810 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1812 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1814 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1815 save/restore frame pointer register and don't use 'call-prologues'
1816 optimization in function with "OS_task" attribute.
1818 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1821 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1822 when copying to memory.
1824 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1826 PR rtl-optimization/30905
1827 * cfgcleanup.c: Include dce.h
1828 (crossjumps_occured): New global variable.
1829 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1830 If something changed, set crossjumps_occured to true.
1831 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1832 Don't add/remove fake edges to exit here...
1833 (cleanup_cfg): ...but do it here, when crossjumping.
1834 Run a fast DCE when successful crossjumps occured in the latest
1835 iteration of try_optimize_cfg.
1837 2008-01-11 Richard Guenther <rguenther@suse.de>
1839 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1840 (struct vn_unary_op_s): Likewise.
1841 (vn_reference_insert): Free old reference on hash collision.
1843 2008-01-10 Raksit Ashok <raksit@google.com>
1845 PR rtl-optimization/27971
1846 * combine.c (find_split_point): Split PLUS expressions which are
1847 inside a MEM rtx, and whose first operand is complex.
1849 2008-01-10 DJ Delorie <dj@redhat.com>
1851 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1852 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1853 (m32c_hard_regno_ok): Call the underlying function.
1855 2008-01-10 Richard Guenther <rguenther@suse.de>
1858 * tree-cfg.c (tree_merge_blocks): Do not go through the
1859 full-blown folding and stmt updating path if we just deal
1860 with virtual operands.
1861 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1862 test for abnormal SSA_NAMEs.
1864 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1867 * reload.c (push_reload): Add assertions. All constants from
1868 reg_equiv_constant should have been used for replacing the respective
1870 (find_reloads_address): Invoke find_reloads_address_part for
1871 constant taken from the reg_equiv_constant array.
1873 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1875 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1876 field (valnum) the first in the struct. Replace bools with
1879 2008-01-10 Richard Guenther <rguenther@suse.de>
1881 PR tree-optimization/34651
1882 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1883 types and ordering for masking and converting.
1885 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1887 PR tree-optimization/34017
1888 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1889 also for PHI_NODE expressions.
1891 2008-01-09 Jan Hubicka <jh@suse.cz>
1893 PR tree-optimization/34708
1894 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1895 based on number of case labels.
1896 (init_inline_once): Remove switch_cost.
1897 * tree-inline.h (eni_weights_d): Remove switch_cost.
1899 2008-01-09 Richard Guenther <rguenther@suse.de>
1900 Andrew Pinski <andrew_pinski@playstation.sony.com>
1903 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1904 temporary if an rvalue is ok or an lvalue is not required.
1906 2008-01-09 Richard Guenther <rguenther@suse.de>
1909 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1912 2008-01-09 Richard Guenther <rguenther@suse.de>
1915 * tree.c (host_integerp): Check for sizetype only if the
1916 type is an integer type.
1918 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1921 * opts.c (decode_options): Disable inlining of functions called
1922 once if not in unit-at-a-time mode.
1924 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1926 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1928 2008-01-08 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1932 out early if the result will be unused.
1934 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1939 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1943 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1945 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1946 for vectorization tuned.
1948 2008-01-08 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/34683
1951 * tree-ssa-operands.c (operand_build_cmp): Export.
1952 * tree-ssa-operands.h (operand_build_cmp): Declare.
1953 * tree-vn.c (vuses_compare): Remove.
1954 (sort_vuses): Use operand_build_cmp.
1955 (sort_vuses_heap): Likewise.
1956 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1957 to re-use old VEC if available. Do not sort already sorted VUSEs.
1958 (vdefs_to_vec): Do not sort already sorted VDEFs.
1960 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1963 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1965 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1968 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1969 limitations of reciprocal sequences on x86 targets.
1971 2008-01-08 Richard Guenther <rguenther@suse.de>
1973 PR tree-optimization/34683
1974 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1976 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1979 * config/darwin.c (darwin_mergeable_string_section): Don't use
1980 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1982 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1985 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1986 negxf2. Macroize expander using X87MODEF mode iterator. Change
1987 predicates of op0 and op1 to register_operand.
1988 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1989 expander using X87MODEF mode iterator. Change predicates of
1990 op0 and op1 to register_operand.
1991 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1992 corresponding patterns and macroize using MODEF macro. Change
1993 predicates of op0 and op1 to register_operand and remove
1994 "m" constraint. Disparage "r" alternative with "!".
1995 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1996 macroize using X87MODEF macro. Change predicates of op0 and op1
1997 to register_operand and remove "m" constraint. Disparage "r"
1998 alternative with "!".
1999 (absneg splitter with memory operands): Remove.
2000 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2001 patterns and macroize using X87MODEF mode iterator.
2002 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2003 Change predicate of op1 to register_operand.
2004 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2005 for memory operands.
2007 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2009 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2011 2008-01-07 Richard Guenther <rguenther@suse.de>
2013 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2016 2008-01-07 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/34683
2019 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2020 VOPs of the needed size to save memory. Use VEC_quick_push
2021 to save compile-time.
2022 (vdefs_to_vec): Likewise.
2024 2008-01-07 Sa Liu <saliu@de.ibm.com>
2026 * config/spu/spu.md (divdf3): Genetate inline code for double
2027 division. The implementation doesn't handle INF or NAN, therefore it
2028 only applies when -ffinite-math-only is given.
2030 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2033 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2034 * doc/cpp.texi ([Common Predefined Macros]): Document.
2036 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2039 order to use commutative addition instead of subtraction.
2041 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2042 Mircea Namolaru <namolaru@il.ibm.com>
2043 Vladimir Yanovsky <yanov@il.ibm.com>
2044 Revital Eres <eres@il.ibm.com>
2046 PR tree-optimization/34263
2047 * tree-outof-ssa.c (process_single_block_loop_latch,
2048 contains_tree_r): New functions.
2049 (analyze_edges_for_bb): Call process_single_block_loop_latch
2050 function to empty single-basic-block latch block if possible.
2052 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2056 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2058 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2060 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2062 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2064 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2066 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2068 PR tree-optimization/34618
2069 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2072 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2075 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2076 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2077 Update copyright year.
2079 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2080 Update copyright year.
2081 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2084 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2086 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2087 edge does not point to current bb before changing need_assert.
2089 2008-01-04 Richard Guenther <rguenther@suse.de>
2092 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2093 for verifying purposes if they are is_gimple_min_invariant.
2095 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2097 PR tree-optimization/34448
2098 PR tree-optimization/34465
2099 * gimplify.c (gimplify_init_constructor): Add new parameter
2100 notify_temp_creation. Use it.
2101 (gimplify_modify_expr_rhs): Take volatiles into account when
2102 optimizing constructors.
2103 Do not optimize constructors if gimplify_init_constructor will dump to
2105 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2106 * gcc.c-torture/compile/pr34448.c: New.
2108 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2110 PR gcov-profile/34609
2111 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2112 return_slot if result is TREE_ADDRESSABLE.
2114 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2116 * config/mips/mips.md (sqrt_condition): Tweak comment.
2117 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2119 2008-01-03 Tom Tromey <tromey@redhat.com>
2122 * c-common.c (c_type_hash): Handle VLAs.
2124 2008-01-03 Jan Hubicka <jh@suse.cz>
2126 PR tree-optimization/31081
2127 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2128 0 when inlining and not inlining to first basic block.
2129 (remap_decl): When var is initialized to 0, don't set default_def.
2130 (expand_call_inline): Set entry_bb.
2131 * tree-inline.h (copy_body_data): Add entry_bb.
2133 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2136 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2139 PR tree-optimization/29484
2140 * tree-inline.c (inline_forbidden_p_2): New function.
2141 (inline_forbidden_p): Disallow inlining if some static var
2142 has an address of a local LABEL_DECL in its initializer.
2143 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2146 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2148 PR tree-optimization/34635
2149 * tree-data-ref.c (add_other_self_distances): Make sure that the
2150 evolution step is constant.
2152 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2155 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2157 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2159 * tree-sra.c (scalarize_init): Insert the generate_element_init
2160 statements after the generate_element_zero statements.
2162 2008-01-02 Richard Guenther <rguenther@suse.de>
2166 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2167 for very large number of operands instead of ICEing.
2169 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2172 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2173 while stack probing.
2175 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2177 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2180 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2183 * tree-mudflap.c (mx_register_decls): Guard warning by
2184 !DECL_ARTIFICIAL check.
2186 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2188 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2189 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2190 sse5_perm<mode>): Fix constraints.