1 2008-02-20 Richard Guenther <rguenther@suse.de>
3 * tree.h (fold_real_zero_addition_p): Declare.
4 * fold-const.c (fold_real_zero_addition_p): Export.
5 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6 floating-point operations with zero and one.
8 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10 * doc/install.texi: Correct references to CFLAGS, replacing them
11 with BOOT_CFLAGS. Document flags used during bootstrap for
14 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
17 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20 (smin<mode>3): Ditto from similar patterns.
22 (*ieee_smin<mode>3): Ditto.
23 (*ieee_smax<mode>3): Ditto.
24 * config/i386/sse.md (sse): New mode attribute.
25 (mov<mode>): Macroize expander from movv4sf and movv2df using
26 SSEMODEF2P mode iterator.
27 (<sse>_movnt<mode>): Ditto from similar patterns. Use
28 SSE_VEC_FLOAT_MODE_P as insn constraint.
29 (storent<mode>): Ditto.
30 (storent<mode>): Macroize expander from storentsf and storentdf using
32 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
33 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
34 (abs<mode>2): Ditto from similar patterns.
35 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
36 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
37 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
38 (<sse>_vmsqrt<mode>2): Ditto.
39 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
40 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
41 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
42 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
43 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
44 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
45 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
47 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
48 iterator and SSE_FLOAT_MODE_P as insn constraint.
49 (<sse>_ucomi): Ditto from similar patterns.
50 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
51 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
52 SSE_VEC_FLOAT_MODE_P as insn constraint.
53 (vcond<mode>): Ditto from similar patterns.
54 (and<mode>3, *and<mode>3): Ditto.
55 (<sse>_nand<mode>3): Ditto.
56 (ior<mode>3, *ior<mode>3): Ditto.
57 (xor<mode>3, *xor<mode>3): Ditto.
58 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
59 iterator and SSE_FLOAT_MODE_P as insn constraint.
60 (*nand<mode>3): Ditto from similar patterns.
64 2008-02-20 Ira Rosen <irar@il.ibm.com>
66 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
67 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
68 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
70 2008-02-19 Jan Hubicka <jh@suse.cz>
72 * predict.c (tree_bb_level_predictions): Remove variable next
73 mistakely introduced by previous commit.
75 2008-02-19 Jan Hubicka <jh@suse.cz>
77 * predict.c (predict_paths_leading_to): Rewrite.
78 (predict_paths_for_bb): New.
79 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
81 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
84 * Makefile.in (build_file_translate): New.
85 (gcc-vers.texi): Use it for translating $(abs_srcdir).
86 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
87 * configure.ac (build_file_translate): Substitute it.
88 * configure: Regenerate.
90 2008-02-19 Jan Hubicka <jh@suse.cz>
92 PR rtl-optimization/34408
93 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
96 2008-02-19 Jan Hubicka <jh@suse.cz>
99 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
102 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
105 * config/i386/i386-modes.def: Revert the last DI alignment
106 change until Ada people can look into it.
108 2008-02-19 Nick Clifton <nickc@redhat.com>
110 * opts.c (print_specific_help): Fix typo in --help text.
112 2008-02-19 Jakub Jelinek <jakub@redhat.com>
115 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
116 32-bit inline asm without asm alternatives for host GCC < 3.0.
118 2008-02-19 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/34989
121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
122 Allow propagation to INDIRECT_REF if we can simplify only.
124 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
126 * c-common.c (warn_for_collisions_1): Use appropriate option when
129 2008-02-19 Nick Clifton <nickc@redhat.com>
132 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
133 (handle_options): Fix indentation.
134 (print_filtered_help): If no language-specific options were
135 displayed tell the user how to list all the options supported by
136 the language's front-end.
137 (print_specific_help): Fix indentation and remove duplicate line.
138 (common_handle_option): Handle the -v option.
139 For --help enable the display of undocumented options if the -v
140 switch has been included on the command line.
141 For --help= check for overlaps in the arguments between the option
142 classes and the language names and issue a warning when they
143 cannot be disambiguated.
144 * c.opt (v): Pass on to the common option handler.
146 2008-02-19 Revital Eres <eres@il.ibm.com>
148 * modulo-sched.c (sms_schedule): Change dump message when
149 create_ddg function fails.
150 (try_scheduling_node_in_cycle): Rename row to cycle.
151 (print_partial_schedule): Rename CYCLE to ROW.
153 2008-02-19 Christian Bruel <christian.bruel@st.com>
154 Zdenek Dvorak <ook@ucw.cz>
156 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
158 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
162 (*x86_movdicc_0_m1_se): Ditto.
164 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
167 (CMPtype): Define as __gcc_CMPtype.
168 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
169 (CMPtype): Define as __gcc_CMPtype.
171 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
173 Support valgrind 3.3 for --enable-checking=valgrind.
174 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
176 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
177 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
178 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
179 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
180 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
181 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
182 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
184 * ggc-zone.c: Similar.
185 * ggc-page.c: Similar.
187 2008-02-19 Paul Brook <paul@codesourcery.com>
190 * config/arm/ieee754-df.S: Fix do_it typo.
191 * config/arm/ieee754-sf.S: Fix do_it typo.
193 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
196 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
197 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
198 (OPTION_MASK_ISA_SSE_SET): Likewise.
199 (OPTION_MASK_ISA_SSE2_SET): Likewise.
200 (OPTION_MASK_ISA_SSE3_SET): Likewise.
201 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
202 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
203 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
204 (OPTION_MASK_ISA_SSE4_SET): Likewise.
205 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
206 (OPTION_MASK_ISA_SSE5_SET): Likewise.
207 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
208 (OPTION_MASK_ISA_MMX_UNSET): Updated.
209 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
210 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
211 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
212 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
213 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
214 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
215 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
216 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
217 (OPTION_MASK_ISA_SSE4): Removed.
218 (ix86_handle_option): Turn on bits in ix86_isa_flags and
219 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
221 (override_options): Don't turn on implied SSE/MMX bits in
224 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
226 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
229 2008-02-18 Joey Ye <joey.ye@intel.com>
232 * tree-nested.c (insert_field_into_struct): Set type alignment
233 to field alignment if the former is less than the latter.
235 2008-02-18 Jakub Jelinek <jakub@redhat.com>
237 * BASE-VER: Set to 4.4.0.
239 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
241 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
242 * doc/cfg.texi: Likewise.
243 * doc/extend.texi: Likewise.
244 * doc/gty.texi: Likewise.
245 * doc/invoke.texi: Likewise.
246 * doc/loop.texi: Likewise.
247 * doc/md.texi: Likewise.
248 * doc/passes.texi: Likewise.
249 * doc/rtl.texi: Likewise.
250 * doc/sourcebuild.texi: Likewise.
251 * doc/tm.texi: Likewise.
252 * doc/tree-ssa.texi: Likewise.
254 2008-02-17 Richard Guenther <rguenther@suse.de>
257 * tree-complex.c (init_parameter_lattice_values): Handle parameters
258 without default definition.
260 2008-02-17 Richard Guenther <rguenther@suse.de>
262 PR tree-optimization/35231
263 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
266 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
270 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
272 libgcc_cmp_return mode.
274 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
277 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
279 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
281 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
284 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
286 * doc/c-tree.texi: Use `@.' where appropriate.
287 * doc/extend.texi: Likewise.
288 * doc/install.texi: Likewise.
289 * doc/invoke.texi: Likewise.
290 * doc/loop.texi: Likewise.
291 * doc/makefile.texi: Likewise.
292 * doc/md.texi: Likewise.
293 * doc/passes.texi: Likewise.
294 * doc/standards.texi: Likewise.
295 * doc/tm.texi: Likewise.
297 2008-02-15 Jakub Jelinek <jakub@redhat.com>
300 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
302 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
303 rather than in entry_bb.
305 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
308 libgcc_cmp_return mode.
310 2008-02-15 Jakub Jelinek <jakub@redhat.com>
313 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
314 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
316 2008-02-15 Richard Guenther <rguenther@suse.de>
317 Zdenek Dvorak <ook@ucw.cz>
319 PR tree-optimization/35164
320 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
321 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
322 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
323 Only propagate addresses which do not have abnormal SSA_NAMEs
326 2008-02-15 Joseph Myers <joseph@codesourcery.com>
329 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
331 2008-02-15 Jan Hubicka <jh@suse.cz>
334 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
336 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
339 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
340 when calculating alignment_pad.
342 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
345 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
346 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
347 and STACK_BOUNDARY define.
349 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
351 PR preprocessor/35061
352 * c-pragma.c (handle_pragma_pop_macro): Check that
353 pushed_macro_table has been allocated.
355 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
358 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
359 (force_gimple_operand): Likewise.
360 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
361 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
362 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
363 (find_interesting_uses_address): Check addressability and alignment
364 of the base expression only after substituting bases of IVs into it.
366 2008-02-14 Michael Matz <matz@suse.de>
369 * function.c (instantiate_virtual_regs_in_insn): Reload address
370 before falling back to reloading the whole operand.
372 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
374 * config/s390/s390.c (s390_mainpool_start): Emit the pool
375 before the first section switch note.
377 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
379 * doc/bugreport.texi: Update copyright years.
380 * doc/c-tree.texi: Likewise.
381 * doc/cfg.texi: Likewise.
382 * doc/cpp.texi: Likewise.
383 * doc/cppinternals.texi: Likewise.
384 * doc/fragments.texi: Likewise.
385 * doc/frontends.texi: Likewise.
386 * doc/gcc.texi: Likewise.
387 * doc/gty.texi: Likewise.
388 * doc/hostconfig.texi: Likewise.
389 * doc/implement-c.texi: Likewise.
390 * doc/libgcc.texi: Likewise.
391 * doc/loop.texi: Likewise.
392 * doc/makefile.texi: Likewise.
393 * doc/options.texi: Likewise.
394 * doc/passes.texi: Likewise.
395 * doc/rtl.texi: Likewise.
396 * doc/sourcebuild.texi: Likewise.
397 * doc/standards.texi: Likewise.
398 * doc/tree-ssa.texi: Likewise.
399 * doc/trouble.texi: Likewise.
401 * doc/extend.texi: Use @: or add comma where appropriate.
402 * doc/invoke.texi: Likewise.
403 * doc/tm.texi: Likewise.
405 2008-02-14 Alan Modra <amodra@bigpond.net.au>
408 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
411 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
413 * doc/md.texi (clz, ctz): Add reference.
414 * doc/rtl.texi (clz, ctz): Likewise.
416 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
419 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
422 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
424 * config/s390/s390.c (struct constant_pool): New field
425 emit_pool_after added.
426 (s390_mainpool_start): Set the emit_pool_after flag according
427 to the section switch notes.
428 (s390_mainpool_finish): Consider emit_pool_after when emitting
429 the literal pool at the end of the function.
430 (s390_chunkify_start): Force literal pool splits at section
433 2008-02-13 Michael Matz <matz@suse.de>
436 * var-tracking.c (clobber_variable_part): Correctly traverse the
439 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
442 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
443 Add -fdump-ipa-inline.
444 * tree-dump.c (dump_files): Remove tree-inlined dump.
445 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
447 2008-02-12 Richard Guenther <rguenther@suse.de>
449 PR tree-optimization/35171
450 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
453 2008-02-12 Richard Guenther <rguenther@suse.de>
456 * fold-const.c (fold_widened_comparison): Use get_unwidened in
457 value-preserving mode. Disallow final truncation.
459 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
462 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
464 (force_gimple_operand): ...here.
466 2008-02-12 Jakub Jelinek <jakub@redhat.com>
469 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
470 non-compatible pointers.
471 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
472 different FIELD_DECLs, try harder by comparing field offsets, sizes
476 * function.c (match_asm_constraints_1): Don't replace the same input
479 2008-02-12 Anatoly Sokolov <aesok@post.ru>
481 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
482 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
483 (expand_epilogue): Restore RAMPZ register.
484 * config/avr/avr.md (RAMPZ_ADDR): New constant.
486 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
488 * config/i386/cygwin.asm: (__alloca): Correct calling
489 convention and alignment.
490 (__chkstk): Force 8 byte stack alignment.
492 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
493 Richard Guenther <rguenther@suse.de>
495 PR tree-optimization/33992
496 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
497 the zero we compare against.
499 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
502 * gthr-win32.h (__gthread_mutex_destroy_function): New function
503 to CloseHandle after unlocking to prevent accumulation of handle
506 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
509 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
510 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
511 and update LABEL_NUSES during and after reload.
513 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
516 * combine.c (simplify_if_then_else): Make sure the comparison is
517 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
519 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
522 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
523 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
524 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
525 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
526 * tree.h (get_type_static_bounds): Likewise.
528 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
530 * doc/invoke.texi (Option Summary, C++ Dialect Options)
531 (Objective-C and Objective-C++ Dialect Options, Warning Options):
532 Make -Wfoo language annotations match what the compiler outputs.
534 2008-02-08 Sa Liu <saliu@de.ibm.com>
536 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
537 intrinsics spu_convts, spu_convtu, spu_convtf.
538 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
540 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
542 * doc/extend.texi (Function Attributes) <noinline>: Mention
543 asm ("") as method to keep calls.
545 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
548 * doc/options.texi (Options): Replace references to opts.sh with
550 * opts-common.c: Likewise.
551 * optc-gen.awk: Likewise.
553 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
555 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
557 2008-02-07 Richard Henderson <rth@redhat.com>
560 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
561 EXPR_LIST for the REG_EQUAL instead of a comparison with a
564 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
566 PR tree-optimization/35085
567 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
568 for operand entry oe2 in addition to operand entry oe3 in order to
569 expose more opportunities for vectorizer sum reduction.
571 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
574 * Makefile.in (LIBS): Remove $(GMPLIBS).
575 (cc1-dummy, cc1): Add $(GMPLIBS).
577 2008-02-06 Jan Hubicka <jh@suse.cz>
580 * i386.md (moddf_integer): Do not produce partial memory stalls for
581 targets where it hurts.
583 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
586 * optabs.c (expand_float): Do not check for decimal modes when
587 expanding unsigned integer through signed conversion.
589 2008-02-06 Nick Clifton <nickc@redhat.com>
591 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
592 inside the clobber with a match_operand and duplicated operand
593 number in the constraint.
594 (ineqbranchsi): Delete redundant comment.
596 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
598 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
599 builtin_define ("__USE_INIT_FINI__").
600 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
602 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
604 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
606 PR documentation/30330
607 * doc/invoke.texi (C++ Dialect Options)
608 (Objective-C and Objective-C++ Dialect Options, Warning Options):
609 For each warning option -Wfoo that allows -Wno-foo, ensure both
610 -Wfoo and -Wno-foo are listed in the option index. Fix index
611 entry of -Wswitch-default, index -Wnormalized= including the
612 `=', and -Wlarger-than-@var{len} including @var{len}.
614 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/i386.md (floatunssisf2): Use
617 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
618 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
619 Macroize expander using MODEF mode iterator.
621 2008-02-05 Diego Novillo <dnovillo@google.com>
623 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
626 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
628 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
633 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
636 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
637 to indicate if a message should be generated.
638 (init_cumulative_args): Updated.
639 (function_value_32): Likewise.
641 2008-02-05 Joseph Myers <joseph@codesourcery.com>
643 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
645 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
649 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
651 2008-02-04 Diego Novillo <dnovillo@google.com>
653 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
656 * tree-vrp.c (vrp_evaluate_conditional): With
657 -Wtype-limits, emit a warning when comparing against a
658 constant outside the natural range of OP0's type.
660 2008-02-04 Richard Guenther <rguenther@suse.de>
663 * expr.c (count_type_elements): Give for unions instead of
666 2008-02-04 Richard Guenther <rguenther@suse.de>
669 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
670 to TYPE_DOMAINs base type instead of using bitsizetype here.
672 2008-02-03 Jason Merrill <jason@redhat.com>
674 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
676 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
679 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
680 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
681 (RS/6000 and PowerPC Options): Fix typos and markup.
682 * doc/passes.texi (Tree-SSA passes): Likewise.
684 2008-02-02 Michael Matz <matz@suse.de>
687 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
688 from record_last_reg_set_info.
689 (record_last_reg_set_info): Take an RTX argument, iterate over all
690 constituent hardregs.
691 (record_last_set_info, record_opr_changes): Change calls to
692 new signature or to record_last_reg_set_info_regno.
694 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
696 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
698 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
700 PR rtl-optimization/34773
701 * reg-notes.def (EQUAL): Mention significance of combination of
702 REG_EQUAL and REG_RETVAL.
703 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
704 insn that has a REG_RETVAL.
706 2008-02-01 Roger Sayle <roger@eyesopen.com>
709 * configure.ac (--enable-fixed-point): Disable unless explicitly
711 * configure: Regenerate.
713 2008-02-01 Richard Guenther <rguenther@suse.de>
716 * invoke.texi (-finline-limit): Remove no longer true parts
717 of the documentation. Note that there is no default value.
719 2008-02-01 Andrew Pinski <pinskia@gmail.com>
720 Mark Mitchell <mark@codesourcery.com>
721 Ben Elliston <bje@au.ibm.com>
724 * doc/extend.texi (Other Builtins): Document.
726 2008-01-31 Tom Browder <tom.browder@gmail.com>
728 * doc/c-tree.texi (Types): Fix grammar.
729 (Expression trees): Ditto.
730 * doc/passes.texi (Tree-SSA passes): Ditto.
732 * doc/configterms.texi (Configure Terms): Fix typo.
733 * doc/cpp.texi (Common Predefined Macros): Ditto.
734 * doc/md.texi (Machine Constraints): Ditto.
736 * doc/makefile.texi (Makefile): Add comma.
738 2008-01-31 Tom Browder <tom.browder@gmail.com>
739 Gerald Pfeifer <gerald@pfeifer.com>
741 * doc/sourcebuild.texi (Front End): Remove references to CVS
743 (Texinfo Manuals): Replace reference to CVS by one to SVN.
744 (Back End): Remove reference to CVS.
746 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
749 * config/mips/mips.c (gen_load_const_gp): New function, taking a
751 (mips16_gp_pseudo_reg): ...here.
752 * config/mips/mips.md (load_const_gp): Replace with...
753 (load_const_gp_<mode>): ...this :P-based insn.
755 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
757 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
758 options. Minor fixes.
759 (-std): Move reference to standards closer to where language
760 standards are first mentioned.
762 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
764 PR rtl-optimization/34995
765 * reload.c (alternative_allows_const_pool_ref): Take an rtx
766 parameter and return a bool. If the rtx parameter is nonnull,
767 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
768 (find_reloads): Update call accordingly. Pass the new operand
769 if it needed no address reloads, otherwise pass null.
771 2008-01-30 Richard Henderson <rth@redhat.com>
774 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
775 for unbounded arrays.
777 2008-01-30 Silvius Rus <rus@google.com>
779 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
781 2008-01-30 Jan Hubicka <jh@suse.cz>
784 * i386.c (init_cumulative_args): Use real function declaration when
787 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
789 PR rtl-optimization/34998
790 * global.c (build_insn_chain): Treat non-subreg_lowpart
791 SUBREGs of pseudos as clobbering all the words covered by the
792 SUBREG, not just all the bytes.
793 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
794 original df_ref rather than an extract parameter.
795 (global_conflicts): Update call accordingly.
797 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
799 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
800 the overflow check to make it easier to read.
801 (__fixtfdi): Change the type of the ll member in union
802 long_double to UDItype_x.
804 2008-01-30 Jakub Jelinek <jakub@redhat.com>
807 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
808 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
809 * tree-inline.c (fold_marked_statements): Call
810 cgraph_update_edges_for_call_stmt if folding a call statement.
811 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
812 debug_generic_stmt calls, reset it back afterwards.
815 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
817 * c-typeck.c (build_external_ref): Don't pedwarn about
818 static vars in current function's scope.
820 2008-01-29 Joseph Myers <joseph@codesourcery.com>
822 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
824 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
827 * ipa-struct-reorg.c: Fix spelling.
830 2008-01-29 Richard Guenther <rguenther@suse.de>
833 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
835 * tree-inline.c (remap_type): Increment remapping_type_depth
836 around remapping types.
837 (copy_body_r): Only add referenced variables if they are referenced
838 from code, not types.
840 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
851 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
852 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
854 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
857 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
858 pointer for tiny stack.
860 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
862 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
864 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
866 * config/vx-common.h: Fix typo in comment.
868 2008-01-28 Ian Lance Taylor <iant@google.com>
872 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
873 coalesce pointers if they have different DECL_NO_TBAA_P values.
874 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
875 between variables with different DECL_NO_TBAA_P values.
877 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
880 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
881 are not legitimate small data references on SPE targets.
883 2008-01-28 David Daney <ddaney@avtrex.com>
885 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
887 2008-01-28 David Daney <ddaney@avtrex.com>
889 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
891 2008-01-27 Joseph Myers <joseph@codesourcery.com>
893 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
894 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
895 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
896 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
897 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
898 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
899 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
900 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
902 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
904 * basic-block.h (condjump_equiv_p): Fix comment.
906 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
908 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
909 print_generic_stmt_indented): Fix comment.
911 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
913 * configure.ac (__stack_chk_fail): Add detecion for availability
914 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
915 * configure: Regenerate.
917 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
920 * final.c (output_addr_const): Handle TRUNCATE.
922 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
925 * tree-ssa-loop-ivopts.c (comp_cost): New type.
926 (zero_cost, infinite_cost): New constants.
927 (struct cost_pair): Change type of cost to comp_cost.
928 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
929 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
931 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
932 split_address_cost, ptr_difference_cost, difference_cost,
933 get_computation_cost_at, get_computation_cost,
934 determine_use_iv_cost_generic, determine_use_iv_cost_address,
935 determine_use_iv_cost_condition, determine_use_iv_costs,
936 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
937 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
938 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
939 Change type of cost to comp_cost.
940 (determine_iv_cost): Increase cost of non-original ivs, instead
941 of decreasing the cost of original ones.
942 (get_address_cost): Indicate the complexity of the addressing mode
944 (try_add_cand_for): Prefer using ivs not specific to some object.
945 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
947 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
948 Janis Johnson <janis187@us.ibm.com>
951 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
952 (TARGET_INSTANTIATE_DECLS): Likewise.
953 * target.h (expand_to_rtl_hook): New target hook.
954 (instantiate_decls): Likewise.
955 * function.c (instantiate_decl): Make non-static. Rename to...
956 (instantiate_decl_rtl): ... this.
957 (instantiate_expr): Use instantiate_decl_rtl.
958 (instantiate_decls_1): Likewise.
959 (instantiate_decls): Likewise.
960 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
961 * function.h (instantiate_decl_rtl): Add prototype.
962 * cfgexpand.c (target.h): New include.
963 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
964 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
965 (TARGET_INSTANTIATE_DECLS): Likewise.
966 (TARGET_INITIALIZER): New target hooks added.
967 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
969 * config/rs6000/rs6000.c (tree-flow.h): New include.
970 (machine_function): Add sdmode_stack_slot field.
971 (rs6000_alloc_sdmode_stack_slot): New function.
972 (rs6000_instantiate_decls): Likewise.
973 (rs6000_secondary_memory_needed_rtx): Likewise.
974 (rs6000_check_sdmode): Likewise.
975 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
976 (TARGET_INSTANTIATE_DECLS): Likewise.
977 (rs6000_hard_regno_mode_ok): Allow SDmode.
978 (num_insns_constant): Likewise. Handle _Decimal32 constants.
979 (rs6000_emit_move): Handle SDmode.
980 (function_arg_advance): Likewise.
981 (function_arg): Likewise.
982 (rs6000_gimplify_va_arg): Likewise. Add special handling of
983 SDmode var args for 32-bit compiles.
984 (rs6000_secondary_reload_class): Handle SDmode.
985 (rs6000_output_function_epilogue): Likewise.
986 (rs6000_function_value): Simplify if statement.
987 (rs6000_libcall_value): Likewise.
988 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
989 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
990 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
991 (movsd_hardfloat): New define_insn.
992 (movsd_softfloat): Likewise.
993 (movsd_store): Likewise.
994 (movsd_load): Likewise.
995 (extendsddd2): Likewise.
996 (extendsdtd2): Likewise.
997 (truncddsd2): Likewise.
998 (movdd_hardfloat64): Fixup comment.
999 (UNSPEC_MOVSD_LOAD): New constant.
1000 (UNSPEC_MOVSD_STORE): Likewise.
1002 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1005 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1007 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1008 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1009 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1012 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1015 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1016 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1017 __LONGDOUBLE128 too.
1018 * config/rs6000/aix61.h: New file.
1020 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1022 PR rtl-optimization/34959
1023 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1024 popcount and parity rtxes the same mode as their operand.
1025 Truncate or extend the result to the return value's mode
1028 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1031 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1032 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1033 to GOT_VERSION_REGNUM.
1034 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1035 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1036 * config/mips/mips.c (mips_emit_call_insn): New function.
1037 (mips_call_tls_get_addr): Call mips_expand_call directly.
1038 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1040 (mips16_build_call_stub): Likewise. Return the call insn or null.
1041 (mips_expand_call): Update the call to mips16_build_call_stub
1042 accordingly and a remove redundant condition. Assert that MIPS16
1043 stubs do not use lazy binding. Use mips_emit_call_insn and return
1045 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1047 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1048 (mips_avoid_hazard): Remove hazard_set handling.
1049 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1050 (UNSPEC_RESTORE_GP): ...this.
1051 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1052 (FAKE_CALL_REGNO): Rename to...
1053 (GOT_VERSION_REGNUM): ...this.
1054 (type): Add "ghost" value. Add an associated insn reservation.
1055 (hazard_set): Remove.
1056 (exception_receiver): Rename to...
1057 (restore_gp): ...this and update the unspec identifier accordingly.
1058 (exception_receiver, nonlocal_got_receiver): New expanders.
1059 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1060 FAKE_CALL_REGNO. Remove hazard_set attribute.
1061 (set_got_version, update_got_version): New patterns.
1063 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1066 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1068 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1071 * doc/install.texi2html: Generate gcc-vers.texi.
1073 2008-01-25 DJ Delorie <dj@redhat.com>
1075 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1077 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1079 * config/c4x: Remove directory.
1080 * config.gcc (crx-*, mt-*): Mark obsolete.
1081 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1082 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1083 sh-*-rtemscoff*): Remove cases.
1084 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1085 * real.c (encode_c4x_single, decode_c4x_single,
1086 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1087 c4x_extended_format): Remove.
1088 * real.h (c4x_single_format, c4x_extended_format): Remove.
1089 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1091 (Pragmas): Remove comment about c4x pragmas.
1092 * doc/install.texi (c4x): Remove target-specific instructions.
1093 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1094 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1095 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1096 refer to C4x source files as examples.
1097 (C4X_FLOAT_FORMAT): Remove documentation.
1099 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1101 * config/bfin/bfin.c (override_options): Reorder tests so that
1102 flag_pic gets enabled for -msep-data.
1104 2008-01-25 Richard Guenther <rguenther@suse.de>
1107 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1108 to its bitfield precision if required.
1110 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1113 * tree-nested.c (walk_omp_for): New function.
1114 (convert_nonlocal_reference, convert_local_reference): Call
1115 walk_omp_for on OMP_FOR.
1116 (convert_call_expr): Call walk_body on OMP_FOR's
1117 OMP_FOR_PRE_INIT_BODY.
1119 2008-01-25 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/34966
1122 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1123 default defs and PHI_NODEs we have to insert after the
1126 2008-01-24 Nick Clifton <nickc@redhat.com>
1128 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1129 Provide a default definition.
1130 (LIBGCC2_UNITS_PER_WORD): Likewise.
1132 * config/stormy16/stormy16.c: Include df.h for the prototype
1133 for df_regs_ever_live_p.
1134 (xstormy16_expand_builtin_va_start): Convert the stack offset
1135 into a component_ref and then use POINTER_PLUS_EXPR to add it
1136 to the incoming_virtual_args_rtx.
1137 (xstormy16_gimplify_va_arg_expr): Rename to
1138 xstormy16_gimplify_va_arg_expr.
1139 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1140 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1141 xstormy16_gimplify_va_arg_expr.
1142 Fix up some formatting issues.
1144 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1145 Move to predicates.md.
1146 (xs_hi_general_operand): Likewise.
1147 (xs_hi_nonmemory_operand): Likewise.
1148 * config/stormy16/predicates.md:
1149 (xstormy16_carry_plus_operand): New predicate.
1150 (xs_hi_general_operand): New predicate.
1151 (xs_hi_nonmemory_operand): New predicate.
1152 * config/stormy16/stormy16-protos.h:
1153 (xstormy16_carry_plus_operand): Delete prototype.
1154 (xs_hi_general_operand): Likewise.
1155 (xs_hi_nonmemory_operand): Likewise.
1157 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1158 modifiers as they are no longer needed and they can trigger
1159 reload spill failures.
1161 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1162 with a match_operand in order to help reload.
1164 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1165 constraint with 'e' for the 8th alternative as this version of
1166 the mov.w instruction only accepts the lower 8 registers.
1168 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1171 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1172 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1175 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1178 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1180 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1182 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1184 (remove_structure): Update allocations list before removing structure.
1186 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1188 * ipa-struct-reorg.c (is_safe_cond_expr,
1189 create_new_stmts_for_cond_expr): Use integer_zerop function,
1190 that recognize not only zero-pointer, but zero-integer too.
1192 2008-01-25 Ben Elliston <bje@au.ibm.com>
1195 * fixproto: Escape "." in sed expression that strips leading "./".
1197 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1200 * gcc.c (SWITCH_OK): Removed.
1201 (SWITCH_LIVE): Changed to bit.
1202 (SWITCH_FALSE): Likewise.
1203 (SWITCH_IGNORE): Likewise.
1204 (switchstr): Change live_cond to unsigned int.
1205 (process_command): Replace SWITCH_OK with 0.
1206 (do_self_spec): Likewise.
1207 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1208 (give_switch): Likewise.
1209 (used_arg): Likewise.
1210 (do_spec_1): Set the SWITCH_IGNORE bit.
1211 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1212 bits. Set the SWITCH_LIVE bit.
1214 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1216 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1218 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1220 PR tree-optimization/34472
1221 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1222 parameter to a "bool *" and set *DATA to false if there is
1223 an unsafe access. Do not delete the structure here.
1224 (check_cond_exprs): Delete it here instead.
1225 (check_cond_exprs, exclude_cold_structs): Do not increase
1226 I when removing a structure.
1228 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1232 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1234 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1237 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1238 a fixed vector for stack.
1240 2008-01-24 Ben Elliston <bje@au.ibm.com>
1243 * doc/gcc.texi (Software development): Add a direntry for g++.
1245 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1247 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1248 stale and straggling -fforce-addr comments above.
1250 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1252 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1253 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1255 2008-01-23 Michael Matz <matz@suse.de>
1258 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1261 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1263 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1266 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1268 * config/avr/avr.c (avr_current_arch): New variable.
1269 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1270 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1271 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1272 (avr_override_options): Init 'avr_current_arch'.
1273 (base_arch_s): Move from here...
1274 * config/avr/avr.h (base_arch_s): ... here. Add new members
1275 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1276 'mega' to 'have_jmp_call'.
1277 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1278 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1280 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1282 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1283 MULTILIB_MATCHES): (Ditto.).
1285 2008-01-23 Richard Guenther <rguenther@suse.de>
1288 * cgraphunit.c (cgraph_reset_node): Always mark the node
1289 not reachable if it is not queued already.
1291 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1293 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1294 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1295 (cputype_selected): New static variable.
1296 (bfin_handle_option): Set it if -mcpu is used.
1297 (override_option): Select default set of workarounds if no cpu type
1298 selected on the command line.
1299 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1301 From Michael Frysinger <michael.frysinger@analog.com>
1302 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1303 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1305 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1306 for bf547, bf523, bf524, and bf526.
1307 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1309 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1310 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1311 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1312 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1313 * doc/invoke.texi (Blackfin Options): Document that
1314 -mcpu now accept bf547, bf523, bf524, and bf526.
1316 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1318 PR rtl-optimization/34628
1319 * combine.c (try_combine): Stop and undo after the first combination
1320 if an autoincrement side-effect on the first insn has effectively
1323 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1326 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1327 Offset addresses are not valid for Altivec or paired float modes.
1329 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1332 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1333 if DECL_INITIAL (decl) is error_mark_node.
1336 * c-common.c (handle_vector_size_attribute): Only allow
1337 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1338 the same way as pointer, array etc. types.
1339 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1342 * tree.c (build_type_attribute_qual_variant): Call
1343 build_qualified_type if attributes are equal, but quals are not.
1345 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1348 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1349 * flags.h (warn_strict_aliasing): Remove.
1350 (warn_strict_overflow): Remove.
1351 * opts.c (warn_strict_aliasing): Remove.
1352 (warn_strict_overflow): Remove.
1353 * c-opts.c (c_common_handle_option): -Wall only sets
1354 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1355 (c_common_post_options): Give default values to -Wstrict-aliasing
1356 and -Wstrict-overflow if they are uninitialized.
1357 * common.opt (Wstrict-aliasing): Specify Var and Init.
1358 (Wstrict-overflow): Likewise.
1360 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1362 PR rtl-optimization/26854
1363 PR rtl-optimization/34400
1364 PR rtl-optimization/34884
1365 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1367 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1368 (df_rd_bb_info.expanded_lr_out): Deleted
1369 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1370 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1371 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1372 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1373 Removed code to allocate, initialize or free expanded_lr_out.
1374 (df_rd_bb_local_compute_process_def): Restructured to make more
1376 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1377 sets if the sets are being trimmed.
1379 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1382 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1383 (as_vers): Likewise.
1384 * configure: Regenerated.
1386 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1389 * tree-pass.h (pass_build_alias): New pass.
1390 * tree-ssa-alias.c (gate_build_alias): New.
1391 (pass_build_alias): New.
1392 * passes.c (init_optimization_passes): Add pass_build_alias after
1393 pass_create_structure_vars.
1395 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1397 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1398 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1399 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1400 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1401 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1402 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1403 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1404 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1405 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1406 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1407 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1408 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1409 * config/s390/s390.md (FP_ALL): New mode iterator.
1410 (_d): New mode attribute.
1411 ("*signbit<mode>2>"): Changed mode of first operand.
1412 ("isinf<mode>2"): Changed mode of first operand.
1413 ("*TDC_insn"): Adaptation for DFP modes.
1415 2008-01-22 Ben Elliston <bje@au.ibm.com>
1417 * tree.c (check_qualified_type): Improve function description.
1419 2008-01-21 Jason Merrill <jason@redhat.com>
1422 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1423 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1426 2008-01-21 DJ Delorie <dj@redhat.com>
1428 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1431 2008-01-21 Richard Guenther <rguenther@suse.de>
1434 * tree-cfg.c (verify_expr): Allow all invariant expressions
1435 instead of just constant class ones as reference argument.
1436 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1437 like any other constant.
1438 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1440 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1442 * regmove.c (fixup_match_1): Update call crossed frequencies.
1444 2008-01-21 Richard Guenther <rguenther@suse.de>
1447 * tree-inline.c (setup_one_parameter): Deal with mismatched
1448 types using a VIEW_CONVERT_EXPR.
1450 2008-01-21 Alon Dayan <alond@il.ibm.com>
1451 Olga Golovanevsky <olga@il.ibm.com>
1453 PR tree-optimization/34701
1454 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1455 when the structure size is not a power of 2.
1457 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1459 * doc/install.texi: Add doc for --enable-checking=df.
1461 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1463 PR rtl-optimization/34808
1464 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1466 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1468 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1471 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1473 PR rtl-optimization/26854
1474 PR rtl-optimization/34400
1475 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1477 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1478 (df_rd_bb_info.expanded_lr_out): New.
1479 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1480 * loop_iv.c (iv_analysis_loop_init): Ditto.
1481 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1482 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1483 Added code to allocate, initialize or free expanded_lr_out.
1484 (df_rd_bb_local_compute_process_def): Restructured to make
1485 more understandable.
1486 (df_rd_confluence_n): Add code to do nothing with fake edges and
1487 code to no apply invalidate_by_call sets if the sets are being trimmed.
1488 (df_lr_local_finalize): Renamed to df_lr_finalize.
1489 (df_live_local_finalize): Renamed to df_live_finalize.
1491 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1494 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1495 deciding whether to use reciprocal instructions.
1497 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1499 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1500 dwarf2out_note_section_used if cold_text_section is NULL.
1502 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1504 PR gcov-profile/34610
1505 * tree-cfg.c (make_edges): Mark both outgoing edges from
1506 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1507 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1508 from OMP_FOR and OMP_CONTINUE outgoing edges.
1510 * tree-profile.c (tree_profiling): Return early if
1511 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1513 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1514 from cfun to child_cfun.
1515 * function.h (struct function): Add after_tree_profile bit.
1517 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1519 * config/avr/avr.S (_exit): Disable interrupt.
1521 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1522 Steven Bosscher <stevenb.gcc@gmail.com>
1524 PR rtl-optimization/26854
1525 PR rtl-optimization/34400
1526 * df-problems.c (df_live_scratch): New scratch bitmap.
1527 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1528 (df_live_reset): Clear the proper bitmaps.
1529 (df_live_bb_local_compute): Only process the artificial defs once
1530 since the order is not important.
1531 (df_live_init): Init the df_live sets only with the variables
1532 found live by df_lr.
1533 (df_live_transfer_function): Use the df_lr sets to prune the
1534 df_live sets as they are being computed.
1535 (df_live_free): Free df_live_scratch.
1537 2008-01-18 Ian Lance Taylor <iant@google.com>
1539 * common.opt: Add fmerge-debug-strings.
1540 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1541 flag_merge_debug_strings rather than flag_merge_constants.
1542 * doc/invoke.texi (Option Summary): Mention
1543 -fmerge-debug-strings.
1544 (Debugging Options): Document -fmerge-debug-strings.
1546 2008-01-18 Ian Lance Taylor <iant@google.com>
1549 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1550 (struct tree_function_decl): Add new field operator_new_flag.
1551 * tree-inline.c (expand_call_inline): When inlining a call to
1552 operator new, force the return value to go into a variable, and
1553 set DECL_NO_TBAA_P on that variable.
1554 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1556 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1559 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1560 DWARF2_DEBUGGING_INFO.
1561 (dwarf2out_note_section_used): Ditto. Add prototype.
1562 (have_multiple_function_sections, text_section_used,
1563 cold_text_section_used, *cold_text_sections): Move declarations
1566 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1568 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1569 field and add signal_ra.
1570 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1571 assignments to frame state pc. Move end of stack check after
1572 MD_FALLBACK_FRAME_STATE_FOR.
1573 (uw_update_context_1): Use frame state signal_regs if set, instead
1574 of checking signal_frame flag.
1575 (uw_update_context): Use frame state signal_ra if set.
1576 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1577 * config/xtensa/linux-unwind.h: New file.
1579 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1581 * modulo-sched.c (get_sched_window): Fix comment typo.
1583 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1585 PR tree-optimization/34648
1586 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1588 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1590 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1591 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1593 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1595 PR rtl-optimization/34400
1596 * df-core.c (df_worklist_dataflow_overeager,
1597 df_worklist_dataflow_doublequeue): New functions.
1598 (df_worklist_dataflow): Two different worklist solvers.
1599 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1602 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1605 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1606 and ftree-parallelize-loops.
1608 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1610 PR rtl-optimization/34826
1611 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1613 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1615 * global.c (find_reg): Mark the eh regs as used if necessary.
1616 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1617 * ra.h (struct allocno): no_eh_reg field added. Changed
1618 no_stack_reg type to bitfield.
1620 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1622 * tree.c (substitute_in_expr): Add missing 'break'.
1624 2008-01-17 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/34825
1627 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1628 x / x as division to handle.
1630 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1632 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1633 "-pthread" is specified.
1634 * pa-hpux11.h (LIB_SPEC): Likewise.
1636 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1637 Peter Bergner <bergner@vnet.ibm.com>
1639 PR rtl-optimization/33796
1640 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1642 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1644 PR libgfortran/34699
1645 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1647 * pa-hpux10.h (LINK_SPEC): Likewise.
1648 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1650 2008-01-16 Richard Guenther <rguenther@suse.de>
1653 * fold-const.c (fold_convert_const_int_from_int): Do not
1654 set overflow if that occured only because of a sign extension
1655 change when converting from/to a sizetype with the same
1656 precision and signedness.
1658 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1661 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1662 location address to the correct place. Update copyright year.
1664 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1666 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1667 no dependences in the dependence_relations vector.
1669 2008-01-16 Jan Hubicka <jh@suse.cz>
1671 PR rtl-optimization/31396
1672 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1673 * cfg.c (dump_reg_info): Print it.
1674 * regs.h (struct reg_info_t): add freq_calls_crossed.
1675 (REG_FREQ_CALLS_CROSSED): New macro.
1676 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1677 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1678 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1679 regmove_optimize): Update call crossed frequencies.
1680 * local-alloc.c (struct qty): Add freq_calls_crossed.
1681 (alloc_qty): Copute freq_calls_crossed.
1682 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1683 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1684 * ra.h (struct allocno): Add freq_calls_crossed.
1686 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1688 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1689 libgomp when compiling with ftree-parallelize-loops.
1690 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1692 2008-01-16 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/34769
1695 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1696 * tree.c (int_cst_value): Instead make this function more
1697 permissive in what it accepts as valid input. Document this
1698 function always sign-extends the value.
1700 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1701 Richard Guenther <rguenther@suse.de>
1704 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1705 (gimple_fold_indirect_ref_rhs): ... this.
1706 (gimple_fold_indirect_ref): New function with foldings
1707 that preserve lvalueness.
1708 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1709 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1710 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1711 to fold an INDIRECT_REF, fall back to the old use of
1712 fold_indirect_ref_1.
1714 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1716 * tree-data-ref.c (subscript_dependence_tester_1): Call
1717 free_conflict_function.
1718 (compute_self_dependence): Same.
1720 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1723 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1724 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1726 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1727 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1728 for DWARF2_UNWIND_INFO targets.
1730 2008-01-16 Richard Guenther <rguenther@suse.de>
1733 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1734 type qualifiers for function types.
1736 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1738 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1739 loop_iterator li from previous commit.
1741 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1743 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1745 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1747 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1748 (parallelize_loops): Don't parallelize irreducible components.
1750 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1753 * c-opts (c_common_post_options): Do not enable CPP
1754 flag_pedantic_errors by default.
1756 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1758 PR rtl-optimization/31944
1759 * cse.c (remove_pseudo_from_table): New function.
1760 (merge_equiv_classes): Use above function to remove pseudo-registers.
1761 (invalidate): Likewise.
1763 2008-01-13 Richard Guenther <rguenther@suse.de>
1766 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1767 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1769 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1771 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1772 validate_change to unshare the source of the PC set.
1774 2008-01-12 Jan Hubicka <jh@suse.cz>
1777 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1778 references above array bounds. This might trigger bounds checks for
1781 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1783 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1784 new_replaceable_dependencies.
1786 2008-01-12 Doug Kwan <dougkwan@google.com>
1788 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1789 instead of OPT_Wreturn_type in warning due to ignored return type
1791 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1792 options included in -Wextra.
1793 * c.opt: New option -Wignored_qualifiers.
1794 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1795 -Wignore_qualifiers.
1796 (-Wignored-qualifiers): Document.
1797 (-Wreturn-type): Remove description of functionality now handled
1798 by -Wignored-qualifiers.
1800 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1803 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1804 NOP_EXPR if it is between integral types with the same precision.
1806 2008-01-12 Jan Hubicka <jh@suse.cz>
1809 * invoke.texi (max-inline-recursive-depth): Fix default value.
1811 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1813 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1816 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1818 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1820 2008-01-11 James E. Wilson <wilson@specifix.com>
1823 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1825 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1827 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1828 save/restore frame pointer register and don't use 'call-prologues'
1829 optimization in function with "OS_task" attribute.
1831 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1834 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1835 when copying to memory.
1837 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1839 PR rtl-optimization/30905
1840 * cfgcleanup.c: Include dce.h
1841 (crossjumps_occured): New global variable.
1842 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1843 If something changed, set crossjumps_occured to true.
1844 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1845 Don't add/remove fake edges to exit here...
1846 (cleanup_cfg): ...but do it here, when crossjumping.
1847 Run a fast DCE when successful crossjumps occured in the latest
1848 iteration of try_optimize_cfg.
1850 2008-01-11 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1853 (struct vn_unary_op_s): Likewise.
1854 (vn_reference_insert): Free old reference on hash collision.
1856 2008-01-10 Raksit Ashok <raksit@google.com>
1858 PR rtl-optimization/27971
1859 * combine.c (find_split_point): Split PLUS expressions which are
1860 inside a MEM rtx, and whose first operand is complex.
1862 2008-01-10 DJ Delorie <dj@redhat.com>
1864 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1865 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1866 (m32c_hard_regno_ok): Call the underlying function.
1868 2008-01-10 Richard Guenther <rguenther@suse.de>
1871 * tree-cfg.c (tree_merge_blocks): Do not go through the
1872 full-blown folding and stmt updating path if we just deal
1873 with virtual operands.
1874 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1875 test for abnormal SSA_NAMEs.
1877 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1880 * reload.c (push_reload): Add assertions. All constants from
1881 reg_equiv_constant should have been used for replacing the respective
1883 (find_reloads_address): Invoke find_reloads_address_part for
1884 constant taken from the reg_equiv_constant array.
1886 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1888 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1889 field (valnum) the first in the struct. Replace bools with
1892 2008-01-10 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/34651
1895 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1896 types and ordering for masking and converting.
1898 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1900 PR tree-optimization/34017
1901 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1902 also for PHI_NODE expressions.
1904 2008-01-09 Jan Hubicka <jh@suse.cz>
1906 PR tree-optimization/34708
1907 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1908 based on number of case labels.
1909 (init_inline_once): Remove switch_cost.
1910 * tree-inline.h (eni_weights_d): Remove switch_cost.
1912 2008-01-09 Richard Guenther <rguenther@suse.de>
1913 Andrew Pinski <andrew_pinski@playstation.sony.com>
1916 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1917 temporary if an rvalue is ok or an lvalue is not required.
1919 2008-01-09 Richard Guenther <rguenther@suse.de>
1922 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1925 2008-01-09 Richard Guenther <rguenther@suse.de>
1928 * tree.c (host_integerp): Check for sizetype only if the
1929 type is an integer type.
1931 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1934 * opts.c (decode_options): Disable inlining of functions called
1935 once if not in unit-at-a-time mode.
1937 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1939 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1941 2008-01-08 Richard Guenther <rguenther@suse.de>
1944 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1945 out early if the result will be unused.
1947 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1952 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1956 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1958 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1959 for vectorization tuned.
1961 2008-01-08 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/34683
1964 * tree-ssa-operands.c (operand_build_cmp): Export.
1965 * tree-ssa-operands.h (operand_build_cmp): Declare.
1966 * tree-vn.c (vuses_compare): Remove.
1967 (sort_vuses): Use operand_build_cmp.
1968 (sort_vuses_heap): Likewise.
1969 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1970 to re-use old VEC if available. Do not sort already sorted VUSEs.
1971 (vdefs_to_vec): Do not sort already sorted VDEFs.
1973 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1976 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1978 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1981 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1982 limitations of reciprocal sequences on x86 targets.
1984 2008-01-08 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/34683
1987 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1989 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1992 * config/darwin.c (darwin_mergeable_string_section): Don't use
1993 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1995 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1999 negxf2. Macroize expander using X87MODEF mode iterator. Change
2000 predicates of op0 and op1 to register_operand.
2001 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2002 expander using X87MODEF mode iterator. Change predicates of
2003 op0 and op1 to register_operand.
2004 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2005 corresponding patterns and macroize using MODEF macro. Change
2006 predicates of op0 and op1 to register_operand and remove
2007 "m" constraint. Disparage "r" alternative with "!".
2008 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2009 macroize using X87MODEF macro. Change predicates of op0 and op1
2010 to register_operand and remove "m" constraint. Disparage "r"
2011 alternative with "!".
2012 (absneg splitter with memory operands): Remove.
2013 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2014 patterns and macroize using X87MODEF mode iterator.
2015 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2016 Change predicate of op1 to register_operand.
2017 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2018 for memory operands.
2020 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2022 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2024 2008-01-07 Richard Guenther <rguenther@suse.de>
2026 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2029 2008-01-07 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/34683
2032 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2033 VOPs of the needed size to save memory. Use VEC_quick_push
2034 to save compile-time.
2035 (vdefs_to_vec): Likewise.
2037 2008-01-07 Sa Liu <saliu@de.ibm.com>
2039 * config/spu/spu.md (divdf3): Genetate inline code for double
2040 division. The implementation doesn't handle INF or NAN, therefore it
2041 only applies when -ffinite-math-only is given.
2043 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2046 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2047 * doc/cpp.texi ([Common Predefined Macros]): Document.
2049 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2052 order to use commutative addition instead of subtraction.
2054 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2055 Mircea Namolaru <namolaru@il.ibm.com>
2056 Vladimir Yanovsky <yanov@il.ibm.com>
2057 Revital Eres <eres@il.ibm.com>
2059 PR tree-optimization/34263
2060 * tree-outof-ssa.c (process_single_block_loop_latch,
2061 contains_tree_r): New functions.
2062 (analyze_edges_for_bb): Call process_single_block_loop_latch
2063 function to empty single-basic-block latch block if possible.
2065 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2069 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2071 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2073 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2075 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2077 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2079 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2081 PR tree-optimization/34618
2082 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2085 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2089 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2090 Update copyright year.
2092 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2093 Update copyright year.
2094 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2097 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2099 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2100 edge does not point to current bb before changing need_assert.
2102 2008-01-04 Richard Guenther <rguenther@suse.de>
2105 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2106 for verifying purposes if they are is_gimple_min_invariant.
2108 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2110 PR tree-optimization/34448
2111 PR tree-optimization/34465
2112 * gimplify.c (gimplify_init_constructor): Add new parameter
2113 notify_temp_creation. Use it.
2114 (gimplify_modify_expr_rhs): Take volatiles into account when
2115 optimizing constructors.
2116 Do not optimize constructors if gimplify_init_constructor will dump to
2118 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2119 * gcc.c-torture/compile/pr34448.c: New.
2121 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2123 PR gcov-profile/34609
2124 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2125 return_slot if result is TREE_ADDRESSABLE.
2127 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2129 * config/mips/mips.md (sqrt_condition): Tweak comment.
2130 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2132 2008-01-03 Tom Tromey <tromey@redhat.com>
2135 * c-common.c (c_type_hash): Handle VLAs.
2137 2008-01-03 Jan Hubicka <jh@suse.cz>
2139 PR tree-optimization/31081
2140 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2141 0 when inlining and not inlining to first basic block.
2142 (remap_decl): When var is initialized to 0, don't set default_def.
2143 (expand_call_inline): Set entry_bb.
2144 * tree-inline.h (copy_body_data): Add entry_bb.
2146 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2149 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2152 PR tree-optimization/29484
2153 * tree-inline.c (inline_forbidden_p_2): New function.
2154 (inline_forbidden_p): Disallow inlining if some static var
2155 has an address of a local LABEL_DECL in its initializer.
2156 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2159 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2161 PR tree-optimization/34635
2162 * tree-data-ref.c (add_other_self_distances): Make sure that the
2163 evolution step is constant.
2165 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2168 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2170 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2172 * tree-sra.c (scalarize_init): Insert the generate_element_init
2173 statements after the generate_element_zero statements.
2175 2008-01-02 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2180 for very large number of operands instead of ICEing.
2182 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2185 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2186 while stack probing.
2188 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2190 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2193 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2196 * tree-mudflap.c (mx_register_decls): Guard warning by
2197 !DECL_ARTIFICIAL check.
2199 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2201 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2202 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2203 sse5_perm<mode>): Fix constraints.