1 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * Makefile.in (build_file_translate): New.
5 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7 * configure.ac (build_file_translate): Substitute it.
8 * configure: Regenerate.
10 2008-02-19 Jan Hubicka <jh@suse.cz>
12 PR rtl-optimization/34408
13 * see.c (see_def_extension_not_merged): Copy subreg so we don't have invalid sharing.
15 2008-02-19 Jan Hubicka <jh@suse.cz>
18 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of call_expr.
20 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23 * config/i386/i386-modes.def: Revert the last DI alignment
24 change until Ada people can look into it.
26 2008-02-19 Nick Clifton <nickc@redhat.com>
28 * opts.c (print_specific_help): Fix typo in --help text.
30 2008-02-19 Jakub Jelinek <jakub@redhat.com>
33 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
34 32-bit inline asm without asm alternatives for host GCC < 3.0.
36 2008-02-19 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/34989
39 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
40 Allow propagation to INDIRECT_REF if we can simplify only.
42 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
44 * c-common.c (warn_for_collisions_1): Use appropriate option when
47 2008-02-19 Nick Clifton <nickc@redhat.com>
50 * opts.c (undocumented_msg): Leave blank unless checking is
52 (handle_options): Fix indentation.
53 (print_filtered_help): If no language-specific options were
54 displayed tell the user how to list all the options supported by
55 the language's front-end.
56 (print_specific_help): Fix indentation and remove duplicate line.
57 (common_handle_option): Handle the -v option.
58 For --help enable the display of undocumented options if the -v
59 switch has been included on the command line.
60 For --help= check for overlaps in the arguments between the option
61 classes and the language names and issue a warning when they
62 cannot be disambiguated.
63 * c.opt (v): Pass on to the common option handler.
65 2008-02-19 Revital Eres <eres@il.ibm.com>
67 * modulo-sched.c (sms_schedule): Change dump message when
68 create_ddg function fails.
69 (try_scheduling_node_in_cycle): Rename row to cycle.
70 (print_partial_schedule): Rename CYCLE to ROW.
72 2008-02-19 Christian Bruel <christian.bruel@st.com>
73 Zdenek Dvorak <ook@ucw.cz>
75 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
77 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
81 (*x86_movdicc_0_m1_se): Ditto.
83 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
86 (CMPtype): Define as __gcc_CMPtype.
87 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
88 (CMPtype): Define as __gcc_CMPtype.
90 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
92 Support valgrind 3.3 for --enable-checking=valgrind.
93 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
95 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
96 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
97 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
98 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
99 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
100 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
101 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
103 * ggc-zone.c: Similar.
104 * ggc-page.c: Similar.
106 2008-02-19 Paul Brook <paul@codesourcery.com>
109 * config/arm/ieee754-df.S: Fix do_it typo.
110 * config/arm/ieee754-sf.S: Fix do_it typo.
112 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
115 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
116 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
117 (OPTION_MASK_ISA_SSE_SET): Likewise.
118 (OPTION_MASK_ISA_SSE2_SET): Likewise.
119 (OPTION_MASK_ISA_SSE3_SET): Likewise.
120 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
121 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
122 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
123 (OPTION_MASK_ISA_SSE4_SET): Likewise.
124 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
125 (OPTION_MASK_ISA_SSE5_SET): Likewise.
126 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
127 (OPTION_MASK_ISA_MMX_UNSET): Updated.
128 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
129 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
130 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
131 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
132 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
133 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
134 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
135 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
136 (OPTION_MASK_ISA_SSE4): Removed.
137 (ix86_handle_option): Turn on bits in ix86_isa_flags and
138 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
140 (override_options): Don't turn on implied SSE/MMX bits in
143 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
148 2008-02-18 Joey Ye <joey.ye@intel.com>
151 * tree-nested.c (insert_field_into_struct): Set type alignment
152 to field alignment if the former is less than the latter.
154 2008-02-18 Jakub Jelinek <jakub@redhat.com>
156 * BASE-VER: Set to 4.4.0.
158 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
160 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
161 * doc/cfg.texi: Likewise.
162 * doc/extend.texi: Likewise.
163 * doc/gty.texi: Likewise.
164 * doc/invoke.texi: Likewise.
165 * doc/loop.texi: Likewise.
166 * doc/md.texi: Likewise.
167 * doc/passes.texi: Likewise.
168 * doc/rtl.texi: Likewise.
169 * doc/sourcebuild.texi: Likewise.
170 * doc/tm.texi: Likewise.
171 * doc/tree-ssa.texi: Likewise.
173 2008-02-17 Richard Guenther <rguenther@suse.de>
176 * tree-complex.c (init_parameter_lattice_values): Handle parameters
177 without default definition.
179 2008-02-17 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/35231
182 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
185 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
189 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
191 libgcc_cmp_return mode.
193 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
196 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
198 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
200 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
203 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
205 * doc/c-tree.texi: Use `@.' where appropriate.
206 * doc/extend.texi: Likewise.
207 * doc/install.texi: Likewise.
208 * doc/invoke.texi: Likewise.
209 * doc/loop.texi: Likewise.
210 * doc/makefile.texi: Likewise.
211 * doc/md.texi: Likewise.
212 * doc/passes.texi: Likewise.
213 * doc/standards.texi: Likewise.
214 * doc/tm.texi: Likewise.
216 2008-02-15 Jakub Jelinek <jakub@redhat.com>
219 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
221 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
222 rather than in entry_bb.
224 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
227 libgcc_cmp_return mode.
229 2008-02-15 Jakub Jelinek <jakub@redhat.com>
232 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
233 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
235 2008-02-15 Richard Guenther <rguenther@suse.de>
236 Zdenek Dvorak <ook@ucw.cz>
238 PR tree-optimization/35164
239 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
240 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
241 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
242 Only propagate addresses which do not have abnormal SSA_NAMEs
245 2008-02-15 Joseph Myers <joseph@codesourcery.com>
248 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
250 2008-02-15 Jan Hubicka <jh@suse.cz>
253 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
255 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
258 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
259 when calculating alignment_pad.
261 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
264 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
265 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
266 and STACK_BOUNDARY define.
268 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
270 PR preprocessor/35061
271 * c-pragma.c (handle_pragma_pop_macro): Check that
272 pushed_macro_table has been allocated.
274 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
277 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
278 (force_gimple_operand): Likewise.
279 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
280 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
281 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
282 (find_interesting_uses_address): Check addressability and alignment
283 of the base expression only after substituting bases of IVs into it.
285 2008-02-14 Michael Matz <matz@suse.de>
288 * function.c (instantiate_virtual_regs_in_insn): Reload address
289 before falling back to reloading the whole operand.
291 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
293 * config/s390/s390.c (s390_mainpool_start): Emit the pool
294 before the first section switch note.
296 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
298 * doc/bugreport.texi: Update copyright years.
299 * doc/c-tree.texi: Likewise.
300 * doc/cfg.texi: Likewise.
301 * doc/cpp.texi: Likewise.
302 * doc/cppinternals.texi: Likewise.
303 * doc/fragments.texi: Likewise.
304 * doc/frontends.texi: Likewise.
305 * doc/gcc.texi: Likewise.
306 * doc/gty.texi: Likewise.
307 * doc/hostconfig.texi: Likewise.
308 * doc/implement-c.texi: Likewise.
309 * doc/libgcc.texi: Likewise.
310 * doc/loop.texi: Likewise.
311 * doc/makefile.texi: Likewise.
312 * doc/options.texi: Likewise.
313 * doc/passes.texi: Likewise.
314 * doc/rtl.texi: Likewise.
315 * doc/sourcebuild.texi: Likewise.
316 * doc/standards.texi: Likewise.
317 * doc/tree-ssa.texi: Likewise.
318 * doc/trouble.texi: Likewise.
320 * doc/extend.texi: Use @: or add comma where appropriate.
321 * doc/invoke.texi: Likewise.
322 * doc/tm.texi: Likewise.
324 2008-02-14 Alan Modra <amodra@bigpond.net.au>
327 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
330 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
332 * doc/md.texi (clz, ctz): Add reference.
333 * doc/rtl.texi (clz, ctz): Likewise.
335 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
338 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
341 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
343 * config/s390/s390.c (struct constant_pool): New field
344 emit_pool_after added.
345 (s390_mainpool_start): Set the emit_pool_after flag according
346 to the section switch notes.
347 (s390_mainpool_finish): Consider emit_pool_after when emitting
348 the literal pool at the end of the function.
349 (s390_chunkify_start): Force literal pool splits at section
352 2008-02-13 Michael Matz <matz@suse.de>
355 * var-tracking.c (clobber_variable_part): Correctly traverse the
358 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
361 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
362 Add -fdump-ipa-inline.
363 * tree-dump.c (dump_files): Remove tree-inlined dump.
364 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
366 2008-02-12 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/35171
369 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
372 2008-02-12 Richard Guenther <rguenther@suse.de>
375 * fold-const.c (fold_widened_comparison): Use get_unwidened in
376 value-preserving mode. Disallow final truncation.
378 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
381 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
383 (force_gimple_operand): ...here.
385 2008-02-12 Jakub Jelinek <jakub@redhat.com>
388 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
389 non-compatible pointers.
390 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
391 different FIELD_DECLs, try harder by comparing field offsets, sizes
395 * function.c (match_asm_constraints_1): Don't replace the same input
398 2008-02-12 Anatoly Sokolov <aesok@post.ru>
400 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
401 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
402 (expand_epilogue): Restore RAMPZ register.
403 * config/avr/avr.md (RAMPZ_ADDR): New constant.
405 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
407 * config/i386/cygwin.asm: (__alloca): Correct calling
408 convention and alignment.
409 (__chkstk): Force 8 byte stack alignment.
411 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
412 Richard Guenther <rguenther@suse.de>
414 PR tree-optimization/33992
415 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
416 the zero we compare against.
418 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
421 * gthr-win32.h (__gthread_mutex_destroy_function): New function
422 to CloseHandle after unlocking to prevent accumulation of handle
425 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
428 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
429 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
430 and update LABEL_NUSES during and after reload.
432 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
435 * combine.c (simplify_if_then_else): Make sure the comparison is
436 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
438 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
441 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
442 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
443 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
444 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
445 * tree.h (get_type_static_bounds): Likewise.
447 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
449 * doc/invoke.texi (Option Summary, C++ Dialect Options)
450 (Objective-C and Objective-C++ Dialect Options, Warning Options):
451 Make -Wfoo language annotations match what the compiler outputs.
453 2008-02-08 Sa Liu <saliu@de.ibm.com>
455 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
456 intrinsics spu_convts, spu_convtu, spu_convtf.
457 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
459 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
461 * doc/extend.texi (Function Attributes) <noinline>: Mention
462 asm ("") as method to keep calls.
464 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
467 * doc/options.texi (Options): Replace references to opts.sh with
469 * opts-common.c: Likewise.
470 * optc-gen.awk: Likewise.
472 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
474 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
476 2008-02-07 Richard Henderson <rth@redhat.com>
479 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
480 EXPR_LIST for the REG_EQUAL instead of a comparison with a
483 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
485 PR tree-optimization/35085
486 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
487 for operand entry oe2 in addition to operand entry oe3 in order to
488 expose more opportunities for vectorizer sum reduction.
490 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
493 * Makefile.in (LIBS): Remove $(GMPLIBS).
494 (cc1-dummy, cc1): Add $(GMPLIBS).
496 2008-02-06 Jan Hubicka <jh@suse.cz>
499 * i386.md (moddf_integer): Do not produce partial memory stalls for
500 targets where it hurts.
502 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
505 * optabs.c (expand_float): Do not check for decimal modes when
506 expanding unsigned integer through signed conversion.
508 2008-02-06 Nick Clifton <nickc@redhat.com>
510 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
511 inside the clobber with a match_operand and duplicated operand
512 number in the constraint.
513 (ineqbranchsi): Delete redundant comment.
515 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
517 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
518 builtin_define ("__USE_INIT_FINI__").
519 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
521 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
523 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
525 PR documentation/30330
526 * doc/invoke.texi (C++ Dialect Options)
527 (Objective-C and Objective-C++ Dialect Options, Warning Options):
528 For each warning option -Wfoo that allows -Wno-foo, ensure both
529 -Wfoo and -Wno-foo are listed in the option index. Fix index
530 entry of -Wswitch-default, index -Wnormalized= including the
531 `=', and -Wlarger-than-@var{len} including @var{len}.
533 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (floatunssisf2): Use
536 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
537 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
538 Macroize expander using MODEF mode iterator.
540 2008-02-05 Diego Novillo <dnovillo@google.com>
542 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
545 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
547 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
550 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
552 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
556 to indicate if a message should be generated.
557 (init_cumulative_args): Updated.
558 (function_value_32): Likewise.
560 2008-02-05 Joseph Myers <joseph@codesourcery.com>
562 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
564 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
567 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
568 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
570 2008-02-04 Diego Novillo <dnovillo@google.com>
572 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
575 * tree-vrp.c (vrp_evaluate_conditional): With
576 -Wtype-limits, emit a warning when comparing against a
577 constant outside the natural range of OP0's type.
579 2008-02-04 Richard Guenther <rguenther@suse.de>
582 * expr.c (count_type_elements): Give for unions instead of
585 2008-02-04 Richard Guenther <rguenther@suse.de>
588 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
589 to TYPE_DOMAINs base type instead of using bitsizetype here.
591 2008-02-03 Jason Merrill <jason@redhat.com>
593 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
595 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
598 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
599 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
600 (RS/6000 and PowerPC Options): Fix typos and markup.
601 * doc/passes.texi (Tree-SSA passes): Likewise.
603 2008-02-02 Michael Matz <matz@suse.de>
606 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
607 from record_last_reg_set_info.
608 (record_last_reg_set_info): Take an RTX argument, iterate over all
609 constituent hardregs.
610 (record_last_set_info, record_opr_changes): Change calls to
611 new signature or to record_last_reg_set_info_regno.
613 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
615 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
617 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
619 PR rtl-optimization/34773
620 * reg-notes.def (EQUAL): Mention significance of combination of
621 REG_EQUAL and REG_RETVAL.
622 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
623 insn that has a REG_RETVAL.
625 2008-02-01 Roger Sayle <roger@eyesopen.com>
628 * configure.ac (--enable-fixed-point): Disable unless explicitly
630 * configure: Regenerate.
632 2008-02-01 Richard Guenther <rguenther@suse.de>
635 * invoke.texi (-finline-limit): Remove no longer true parts
636 of the documentation. Note that there is no default value.
638 2008-02-01 Andrew Pinski <pinskia@gmail.com>
639 Mark Mitchell <mark@codesourcery.com>
640 Ben Elliston <bje@au.ibm.com>
643 * doc/extend.texi (Other Builtins): Document.
645 2008-01-31 Tom Browder <tom.browder@gmail.com>
647 * doc/c-tree.texi (Types): Fix grammar.
648 (Expression trees): Ditto.
649 * doc/passes.texi (Tree-SSA passes): Ditto.
651 * doc/configterms.texi (Configure Terms): Fix typo.
652 * doc/cpp.texi (Common Predefined Macros): Ditto.
653 * doc/md.texi (Machine Constraints): Ditto.
655 * doc/makefile.texi (Makefile): Add comma.
657 2008-01-31 Tom Browder <tom.browder@gmail.com>
658 Gerald Pfeifer <gerald@pfeifer.com>
660 * doc/sourcebuild.texi (Front End): Remove references to CVS
662 (Texinfo Manuals): Replace reference to CVS by one to SVN.
663 (Back End): Remove reference to CVS.
665 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
668 * config/mips/mips.c (gen_load_const_gp): New function, taking a
670 (mips16_gp_pseudo_reg): ...here.
671 * config/mips/mips.md (load_const_gp): Replace with...
672 (load_const_gp_<mode>): ...this :P-based insn.
674 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
676 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
677 options. Minor fixes.
678 (-std): Move reference to standards closer to where language
679 standards are first mentioned.
681 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
683 PR rtl-optimization/34995
684 * reload.c (alternative_allows_const_pool_ref): Take an rtx
685 parameter and return a bool. If the rtx parameter is nonnull,
686 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
687 (find_reloads): Update call accordingly. Pass the new operand
688 if it needed no address reloads, otherwise pass null.
690 2008-01-30 Richard Henderson <rth@redhat.com>
693 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
694 for unbounded arrays.
696 2008-01-30 Silvius Rus <rus@google.com>
698 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
700 2008-01-30 Jan Hubicka <jh@suse.cz>
703 * i386.c (init_cumulative_args): Use real function declaration when
706 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
708 PR rtl-optimization/34998
709 * global.c (build_insn_chain): Treat non-subreg_lowpart
710 SUBREGs of pseudos as clobbering all the words covered by the
711 SUBREG, not just all the bytes.
712 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
713 original df_ref rather than an extract parameter.
714 (global_conflicts): Update call accordingly.
716 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
718 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
719 the overflow check to make it easier to read.
720 (__fixtfdi): Change the type of the ll member in union
721 long_double to UDItype_x.
723 2008-01-30 Jakub Jelinek <jakub@redhat.com>
726 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
727 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
728 * tree-inline.c (fold_marked_statements): Call
729 cgraph_update_edges_for_call_stmt if folding a call statement.
730 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
731 debug_generic_stmt calls, reset it back afterwards.
734 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
736 * c-typeck.c (build_external_ref): Don't pedwarn about
737 static vars in current function's scope.
739 2008-01-29 Joseph Myers <joseph@codesourcery.com>
741 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
743 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
746 * ipa-struct-reorg.c: Fix spelling.
749 2008-01-29 Richard Guenther <rguenther@suse.de>
752 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
754 * tree-inline.c (remap_type): Increment remapping_type_depth
755 around remapping types.
756 (copy_body_r): Only add referenced variables if they are referenced
757 from code, not types.
759 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
770 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
771 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
773 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
776 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
777 pointer for tiny stack.
779 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
781 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
783 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
785 * config/vx-common.h: Fix typo in comment.
787 2008-01-28 Ian Lance Taylor <iant@google.com>
791 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
792 coalesce pointers if they have different DECL_NO_TBAA_P values.
793 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
794 between variables with different DECL_NO_TBAA_P values.
796 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
799 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
800 are not legitimate small data references on SPE targets.
802 2008-01-28 David Daney <ddaney@avtrex.com>
804 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
806 2008-01-28 David Daney <ddaney@avtrex.com>
808 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
810 2008-01-27 Joseph Myers <joseph@codesourcery.com>
812 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
813 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
814 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
815 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
816 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
817 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
818 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
819 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
821 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
823 * basic-block.h (condjump_equiv_p): Fix comment.
825 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
827 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
828 print_generic_stmt_indented): Fix comment.
830 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
832 * configure.ac (__stack_chk_fail): Add detecion for availability
833 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
834 * configure: Regenerate.
836 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
839 * final.c (output_addr_const): Handle TRUNCATE.
841 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
844 * tree-ssa-loop-ivopts.c (comp_cost): New type.
845 (zero_cost, infinite_cost): New constants.
846 (struct cost_pair): Change type of cost to comp_cost.
847 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
848 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
850 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
851 split_address_cost, ptr_difference_cost, difference_cost,
852 get_computation_cost_at, get_computation_cost,
853 determine_use_iv_cost_generic, determine_use_iv_cost_address,
854 determine_use_iv_cost_condition, determine_use_iv_costs,
855 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
856 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
857 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
858 Change type of cost to comp_cost.
859 (determine_iv_cost): Increase cost of non-original ivs, instead
860 of decreasing the cost of original ones.
861 (get_address_cost): Indicate the complexity of the addressing mode
863 (try_add_cand_for): Prefer using ivs not specific to some object.
864 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
866 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
867 Janis Johnson <janis187@us.ibm.com>
870 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
871 (TARGET_INSTANTIATE_DECLS): Likewise.
872 * target.h (expand_to_rtl_hook): New target hook.
873 (instantiate_decls): Likewise.
874 * function.c (instantiate_decl): Make non-static. Rename to...
875 (instantiate_decl_rtl): ... this.
876 (instantiate_expr): Use instantiate_decl_rtl.
877 (instantiate_decls_1): Likewise.
878 (instantiate_decls): Likewise.
879 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
880 * function.h (instantiate_decl_rtl): Add prototype.
881 * cfgexpand.c (target.h): New include.
882 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
883 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
884 (TARGET_INSTANTIATE_DECLS): Likewise.
885 (TARGET_INITIALIZER): New target hooks added.
886 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
888 * config/rs6000/rs6000.c (tree-flow.h): New include.
889 (machine_function): Add sdmode_stack_slot field.
890 (rs6000_alloc_sdmode_stack_slot): New function.
891 (rs6000_instantiate_decls): Likewise.
892 (rs6000_secondary_memory_needed_rtx): Likewise.
893 (rs6000_check_sdmode): Likewise.
894 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
895 (TARGET_INSTANTIATE_DECLS): Likewise.
896 (rs6000_hard_regno_mode_ok): Allow SDmode.
897 (num_insns_constant): Likewise. Handle _Decimal32 constants.
898 (rs6000_emit_move): Handle SDmode.
899 (function_arg_advance): Likewise.
900 (function_arg): Likewise.
901 (rs6000_gimplify_va_arg): Likewise. Add special handling of
902 SDmode var args for 32-bit compiles.
903 (rs6000_secondary_reload_class): Handle SDmode.
904 (rs6000_output_function_epilogue): Likewise.
905 (rs6000_function_value): Simplify if statement.
906 (rs6000_libcall_value): Likewise.
907 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
908 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
909 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
910 (movsd_hardfloat): New define_insn.
911 (movsd_softfloat): Likewise.
912 (movsd_store): Likewise.
913 (movsd_load): Likewise.
914 (extendsddd2): Likewise.
915 (extendsdtd2): Likewise.
916 (truncddsd2): Likewise.
917 (movdd_hardfloat64): Fixup comment.
918 (UNSPEC_MOVSD_LOAD): New constant.
919 (UNSPEC_MOVSD_STORE): Likewise.
921 2008-01-26 Jakub Jelinek <jakub@redhat.com>
924 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
926 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
927 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
928 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
931 2008-01-26 David Edelsohn <edelsohn@gnu.org>
934 * config.gcc: Separate AIX 5.3 from AIX 6.1.
935 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
937 * config/rs6000/aix61.h: New file.
939 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
941 PR rtl-optimization/34959
942 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
943 popcount and parity rtxes the same mode as their operand.
944 Truncate or extend the result to the return value's mode
947 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
950 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
951 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
952 to GOT_VERSION_REGNUM.
953 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
954 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
955 * config/mips/mips.c (mips_emit_call_insn): New function.
956 (mips_call_tls_get_addr): Call mips_expand_call directly.
957 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
959 (mips16_build_call_stub): Likewise. Return the call insn or null.
960 (mips_expand_call): Update the call to mips16_build_call_stub
961 accordingly and a remove redundant condition. Assert that MIPS16
962 stubs do not use lazy binding. Use mips_emit_call_insn and return
964 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
966 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
967 (mips_avoid_hazard): Remove hazard_set handling.
968 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
969 (UNSPEC_RESTORE_GP): ...this.
970 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
971 (FAKE_CALL_REGNO): Rename to...
972 (GOT_VERSION_REGNUM): ...this.
973 (type): Add "ghost" value. Add an associated insn reservation.
974 (hazard_set): Remove.
975 (exception_receiver): Rename to...
976 (restore_gp): ...this and update the unspec identifier accordingly.
977 (exception_receiver, nonlocal_got_receiver): New expanders.
978 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
979 FAKE_CALL_REGNO. Remove hazard_set attribute.
980 (set_got_version, update_got_version): New patterns.
982 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
985 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
987 2008-01-25 Joseph Myers <joseph@codesourcery.com>
990 * doc/install.texi2html: Generate gcc-vers.texi.
992 2008-01-25 DJ Delorie <dj@redhat.com>
994 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
996 2008-01-25 Joseph Myers <joseph@codesourcery.com>
998 * config/c4x: Remove directory.
999 * config.gcc (crx-*, mt-*): Mark obsolete.
1000 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1001 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1002 sh-*-rtemscoff*): Remove cases.
1003 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1004 * real.c (encode_c4x_single, decode_c4x_single,
1005 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1006 c4x_extended_format): Remove.
1007 * real.h (c4x_single_format, c4x_extended_format): Remove.
1008 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1010 (Pragmas): Remove comment about c4x pragmas.
1011 * doc/install.texi (c4x): Remove target-specific instructions.
1012 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1013 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1014 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1015 refer to C4x source files as examples.
1016 (C4X_FLOAT_FORMAT): Remove documentation.
1018 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1020 * config/bfin/bfin.c (override_options): Reorder tests so that
1021 flag_pic gets enabled for -msep-data.
1023 2008-01-25 Richard Guenther <rguenther@suse.de>
1026 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1027 to its bitfield precision if required.
1029 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1032 * tree-nested.c (walk_omp_for): New function.
1033 (convert_nonlocal_reference, convert_local_reference): Call
1034 walk_omp_for on OMP_FOR.
1035 (convert_call_expr): Call walk_body on OMP_FOR's
1036 OMP_FOR_PRE_INIT_BODY.
1038 2008-01-25 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/34966
1041 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1042 default defs and PHI_NODEs we have to insert after the
1045 2008-01-24 Nick Clifton <nickc@redhat.com>
1047 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1048 Provide a default definition.
1049 (LIBGCC2_UNITS_PER_WORD): Likewise.
1051 * config/stormy16/stormy16.c: Include df.h for the prototype
1052 for df_regs_ever_live_p.
1053 (xstormy16_expand_builtin_va_start): Convert the stack offset
1054 into a component_ref and then use POINTER_PLUS_EXPR to add it
1055 to the incoming_virtual_args_rtx.
1056 (xstormy16_gimplify_va_arg_expr): Rename to
1057 xstormy16_gimplify_va_arg_expr.
1058 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1059 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1060 xstormy16_gimplify_va_arg_expr.
1061 Fix up some formatting issues.
1063 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1064 Move to predicates.md.
1065 (xs_hi_general_operand): Likewise.
1066 (xs_hi_nonmemory_operand): Likewise.
1067 * config/stormy16/predicates.md:
1068 (xstormy16_carry_plus_operand): New predicate.
1069 (xs_hi_general_operand): New predicate.
1070 (xs_hi_nonmemory_operand): New predicate.
1071 * config/stormy16/stormy16-protos.h:
1072 (xstormy16_carry_plus_operand): Delete prototype.
1073 (xs_hi_general_operand): Likewise.
1074 (xs_hi_nonmemory_operand): Likewise.
1076 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1077 modifiers as they are no longer needed and they can trigger
1078 reload spill failures.
1080 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1081 with a match_operand in order to help reload.
1083 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1084 constraint with 'e' for the 8th alternative as this version of
1085 the mov.w instruction only accepts the lower 8 registers.
1087 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1090 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1091 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1094 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1097 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1099 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1101 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1103 (remove_structure): Update allocations list before removing structure.
1105 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1107 * ipa-struct-reorg.c (is_safe_cond_expr,
1108 create_new_stmts_for_cond_expr): Use integer_zerop function,
1109 that recognize not only zero-pointer, but zero-integer too.
1111 2008-01-25 Ben Elliston <bje@au.ibm.com>
1114 * fixproto: Escape "." in sed expression that strips leading "./".
1116 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1119 * gcc.c (SWITCH_OK): Removed.
1120 (SWITCH_LIVE): Changed to bit.
1121 (SWITCH_FALSE): Likewise.
1122 (SWITCH_IGNORE): Likewise.
1123 (switchstr): Change live_cond to unsigned int.
1124 (process_command): Replace SWITCH_OK with 0.
1125 (do_self_spec): Likewise.
1126 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1127 (give_switch): Likewise.
1128 (used_arg): Likewise.
1129 (do_spec_1): Set the SWITCH_IGNORE bit.
1130 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1131 bits. Set the SWITCH_LIVE bit.
1133 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1135 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1137 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1139 PR tree-optimization/34472
1140 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1141 parameter to a "bool *" and set *DATA to false if there is
1142 an unsafe access. Do not delete the structure here.
1143 (check_cond_exprs): Delete it here instead.
1144 (check_cond_exprs, exclude_cold_structs): Do not increase
1145 I when removing a structure.
1147 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1150 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1151 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1153 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1156 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1157 a fixed vector for stack.
1159 2008-01-24 Ben Elliston <bje@au.ibm.com>
1162 * doc/gcc.texi (Software development): Add a direntry for g++.
1164 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1166 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1167 stale and straggling -fforce-addr comments above.
1169 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1171 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1172 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1174 2008-01-23 Michael Matz <matz@suse.de>
1177 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1180 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1182 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1185 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1187 * config/avr/avr.c (avr_current_arch): New variable.
1188 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1189 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1190 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1191 (avr_override_options): Init 'avr_current_arch'.
1192 (base_arch_s): Move from here...
1193 * config/avr/avr.h (base_arch_s): ... here. Add new members
1194 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1195 'mega' to 'have_jmp_call'.
1196 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1197 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1199 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1201 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1202 MULTILIB_MATCHES): (Ditto.).
1204 2008-01-23 Richard Guenther <rguenther@suse.de>
1207 * cgraphunit.c (cgraph_reset_node): Always mark the node
1208 not reachable if it is not queued already.
1210 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1212 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1213 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1214 (cputype_selected): New static variable.
1215 (bfin_handle_option): Set it if -mcpu is used.
1216 (override_option): Select default set of workarounds if no cpu type
1217 selected on the command line.
1218 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1220 From Michael Frysinger <michael.frysinger@analog.com>
1221 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1222 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1224 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1225 for bf547, bf523, bf524, and bf526.
1226 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1228 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1229 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1230 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1231 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1232 * doc/invoke.texi (Blackfin Options): Document that
1233 -mcpu now accept bf547, bf523, bf524, and bf526.
1235 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1237 PR rtl-optimization/34628
1238 * combine.c (try_combine): Stop and undo after the first combination
1239 if an autoincrement side-effect on the first insn has effectively
1242 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1245 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1246 Offset addresses are not valid for Altivec or paired float modes.
1248 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1251 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1252 if DECL_INITIAL (decl) is error_mark_node.
1255 * c-common.c (handle_vector_size_attribute): Only allow
1256 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1257 the same way as pointer, array etc. types.
1258 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1261 * tree.c (build_type_attribute_qual_variant): Call
1262 build_qualified_type if attributes are equal, but quals are not.
1264 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1267 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1268 * flags.h (warn_strict_aliasing): Remove.
1269 (warn_strict_overflow): Remove.
1270 * opts.c (warn_strict_aliasing): Remove.
1271 (warn_strict_overflow): Remove.
1272 * c-opts.c (c_common_handle_option): -Wall only sets
1273 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1274 (c_common_post_options): Give default values to -Wstrict-aliasing
1275 and -Wstrict-overflow if they are uninitialized.
1276 * common.opt (Wstrict-aliasing): Specify Var and Init.
1277 (Wstrict-overflow): Likewise.
1279 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1281 PR rtl-optimization/26854
1282 PR rtl-optimization/34400
1283 PR rtl-optimization/34884
1284 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1286 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1287 (df_rd_bb_info.expanded_lr_out): Deleted
1288 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1289 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1290 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1291 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1292 Removed code to allocate, initialize or free expanded_lr_out.
1293 (df_rd_bb_local_compute_process_def): Restructured to make more
1295 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1296 sets if the sets are being trimmed.
1298 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1301 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1302 (as_vers): Likewise.
1303 * configure: Regenerated.
1305 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1308 * tree-pass.h (pass_build_alias): New pass.
1309 * tree-ssa-alias.c (gate_build_alias): New.
1310 (pass_build_alias): New.
1311 * passes.c (init_optimization_passes): Add pass_build_alias after
1312 pass_create_structure_vars.
1314 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1316 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1317 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1318 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1319 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1320 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1321 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1322 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1323 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1324 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1325 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1326 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1327 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1328 * config/s390/s390.md (FP_ALL): New mode iterator.
1329 (_d): New mode attribute.
1330 ("*signbit<mode>2>"): Changed mode of first operand.
1331 ("isinf<mode>2"): Changed mode of first operand.
1332 ("*TDC_insn"): Adaptation for DFP modes.
1334 2008-01-22 Ben Elliston <bje@au.ibm.com>
1336 * tree.c (check_qualified_type): Improve function description.
1338 2008-01-21 Jason Merrill <jason@redhat.com>
1341 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1342 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1345 2008-01-21 DJ Delorie <dj@redhat.com>
1347 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1350 2008-01-21 Richard Guenther <rguenther@suse.de>
1353 * tree-cfg.c (verify_expr): Allow all invariant expressions
1354 instead of just constant class ones as reference argument.
1355 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1356 like any other constant.
1357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1359 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1361 * regmove.c (fixup_match_1): Update call crossed frequencies.
1363 2008-01-21 Richard Guenther <rguenther@suse.de>
1366 * tree-inline.c (setup_one_parameter): Deal with mismatched
1367 types using a VIEW_CONVERT_EXPR.
1369 2008-01-21 Alon Dayan <alond@il.ibm.com>
1370 Olga Golovanevsky <olga@il.ibm.com>
1372 PR tree-optimization/34701
1373 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1374 when the structure size is not a power of 2.
1376 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1378 * doc/install.texi: Add doc for --enable-checking=df.
1380 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1382 PR rtl-optimization/34808
1383 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1385 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1387 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1390 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1392 PR rtl-optimization/26854
1393 PR rtl-optimization/34400
1394 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1396 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1397 (df_rd_bb_info.expanded_lr_out): New.
1398 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1399 * loop_iv.c (iv_analysis_loop_init): Ditto.
1400 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1401 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1402 Added code to allocate, initialize or free expanded_lr_out.
1403 (df_rd_bb_local_compute_process_def): Restructured to make
1404 more understandable.
1405 (df_rd_confluence_n): Add code to do nothing with fake edges and
1406 code to no apply invalidate_by_call sets if the sets are being trimmed.
1407 (df_lr_local_finalize): Renamed to df_lr_finalize.
1408 (df_live_local_finalize): Renamed to df_live_finalize.
1410 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1413 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1414 deciding whether to use reciprocal instructions.
1416 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1418 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1419 dwarf2out_note_section_used if cold_text_section is NULL.
1421 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1423 PR gcov-profile/34610
1424 * tree-cfg.c (make_edges): Mark both outgoing edges from
1425 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1426 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1427 from OMP_FOR and OMP_CONTINUE outgoing edges.
1429 * tree-profile.c (tree_profiling): Return early if
1430 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1432 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1433 from cfun to child_cfun.
1434 * function.h (struct function): Add after_tree_profile bit.
1436 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1438 * config/avr/avr.S (_exit): Disable interrupt.
1440 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1441 Steven Bosscher <stevenb.gcc@gmail.com>
1443 PR rtl-optimization/26854
1444 PR rtl-optimization/34400
1445 * df-problems.c (df_live_scratch): New scratch bitmap.
1446 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1447 (df_live_reset): Clear the proper bitmaps.
1448 (df_live_bb_local_compute): Only process the artificial defs once
1449 since the order is not important.
1450 (df_live_init): Init the df_live sets only with the variables
1451 found live by df_lr.
1452 (df_live_transfer_function): Use the df_lr sets to prune the
1453 df_live sets as they are being computed.
1454 (df_live_free): Free df_live_scratch.
1456 2008-01-18 Ian Lance Taylor <iant@google.com>
1458 * common.opt: Add fmerge-debug-strings.
1459 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1460 flag_merge_debug_strings rather than flag_merge_constants.
1461 * doc/invoke.texi (Option Summary): Mention
1462 -fmerge-debug-strings.
1463 (Debugging Options): Document -fmerge-debug-strings.
1465 2008-01-18 Ian Lance Taylor <iant@google.com>
1468 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1469 (struct tree_function_decl): Add new field operator_new_flag.
1470 * tree-inline.c (expand_call_inline): When inlining a call to
1471 operator new, force the return value to go into a variable, and
1472 set DECL_NO_TBAA_P on that variable.
1473 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1475 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1478 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1479 DWARF2_DEBUGGING_INFO.
1480 (dwarf2out_note_section_used): Ditto. Add prototype.
1481 (have_multiple_function_sections, text_section_used,
1482 cold_text_section_used, *cold_text_sections): Move declarations
1485 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1487 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1488 field and add signal_ra.
1489 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1490 assignments to frame state pc. Move end of stack check after
1491 MD_FALLBACK_FRAME_STATE_FOR.
1492 (uw_update_context_1): Use frame state signal_regs if set, instead
1493 of checking signal_frame flag.
1494 (uw_update_context): Use frame state signal_ra if set.
1495 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1496 * config/xtensa/linux-unwind.h: New file.
1498 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1500 * modulo-sched.c (get_sched_window): Fix comment typo.
1502 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1504 PR tree-optimization/34648
1505 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1507 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1509 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1510 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1512 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1514 PR rtl-optimization/34400
1515 * df-core.c (df_worklist_dataflow_overeager,
1516 df_worklist_dataflow_doublequeue): New functions.
1517 (df_worklist_dataflow): Two different worklist solvers.
1518 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1521 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1524 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1525 and ftree-parallelize-loops.
1527 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1529 PR rtl-optimization/34826
1530 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1532 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1534 * global.c (find_reg): Mark the eh regs as used if necessary.
1535 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1536 * ra.h (struct allocno): no_eh_reg field added. Changed
1537 no_stack_reg type to bitfield.
1539 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1541 * tree.c (substitute_in_expr): Add missing 'break'.
1543 2008-01-17 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/34825
1546 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1547 x / x as division to handle.
1549 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1551 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1552 "-pthread" is specified.
1553 * pa-hpux11.h (LIB_SPEC): Likewise.
1555 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1556 Peter Bergner <bergner@vnet.ibm.com>
1558 PR rtl-optimization/33796
1559 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1561 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1563 PR libgfortran/34699
1564 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1566 * pa-hpux10.h (LINK_SPEC): Likewise.
1567 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1569 2008-01-16 Richard Guenther <rguenther@suse.de>
1572 * fold-const.c (fold_convert_const_int_from_int): Do not
1573 set overflow if that occured only because of a sign extension
1574 change when converting from/to a sizetype with the same
1575 precision and signedness.
1577 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1580 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1581 location address to the correct place. Update copyright year.
1583 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1585 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1586 no dependences in the dependence_relations vector.
1588 2008-01-16 Jan Hubicka <jh@suse.cz>
1590 PR rtl-optimization/31396
1591 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1592 * cfg.c (dump_reg_info): Print it.
1593 * regs.h (struct reg_info_t): add freq_calls_crossed.
1594 (REG_FREQ_CALLS_CROSSED): New macro.
1595 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1596 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1597 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1598 regmove_optimize): Update call crossed frequencies.
1599 * local-alloc.c (struct qty): Add freq_calls_crossed.
1600 (alloc_qty): Copute freq_calls_crossed.
1601 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1602 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1603 * ra.h (struct allocno): Add freq_calls_crossed.
1605 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1607 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1608 libgomp when compiling with ftree-parallelize-loops.
1609 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1611 2008-01-16 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/34769
1614 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1615 * tree.c (int_cst_value): Instead make this function more
1616 permissive in what it accepts as valid input. Document this
1617 function always sign-extends the value.
1619 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1620 Richard Guenther <rguenther@suse.de>
1623 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1624 (gimple_fold_indirect_ref_rhs): ... this.
1625 (gimple_fold_indirect_ref): New function with foldings
1626 that preserve lvalueness.
1627 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1628 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1629 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1630 to fold an INDIRECT_REF, fall back to the old use of
1631 fold_indirect_ref_1.
1633 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1635 * tree-data-ref.c (subscript_dependence_tester_1): Call
1636 free_conflict_function.
1637 (compute_self_dependence): Same.
1639 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1642 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1643 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1645 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1646 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1647 for DWARF2_UNWIND_INFO targets.
1649 2008-01-16 Richard Guenther <rguenther@suse.de>
1652 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1653 type qualifiers for function types.
1655 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1657 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1658 loop_iterator li from previous commit.
1660 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1662 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1664 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1666 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1667 (parallelize_loops): Don't parallelize irreducible components.
1669 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1672 * c-opts (c_common_post_options): Do not enable CPP
1673 flag_pedantic_errors by default.
1675 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1677 PR rtl-optimization/31944
1678 * cse.c (remove_pseudo_from_table): New function.
1679 (merge_equiv_classes): Use above function to remove pseudo-registers.
1680 (invalidate): Likewise.
1682 2008-01-13 Richard Guenther <rguenther@suse.de>
1685 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1686 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1688 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1690 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1691 validate_change to unshare the source of the PC set.
1693 2008-01-12 Jan Hubicka <jh@suse.cz>
1696 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1697 references above array bounds. This might trigger bounds checks for
1700 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1702 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1703 new_replaceable_dependencies.
1705 2008-01-12 Doug Kwan <dougkwan@google.com>
1707 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1708 instead of OPT_Wreturn_type in warning due to ignored return type
1710 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1711 options included in -Wextra.
1712 * c.opt: New option -Wignored_qualifiers.
1713 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1714 -Wignore_qualifiers.
1715 (-Wignored-qualifiers): Document.
1716 (-Wreturn-type): Remove description of functionality now handled
1717 by -Wignored-qualifiers.
1719 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1722 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1723 NOP_EXPR if it is between integral types with the same precision.
1725 2008-01-12 Jan Hubicka <jh@suse.cz>
1728 * invoke.texi (max-inline-recursive-depth): Fix default value.
1730 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1732 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1735 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1737 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1739 2008-01-11 James E. Wilson <wilson@specifix.com>
1742 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1744 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1746 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1747 save/restore frame pointer register and don't use 'call-prologues'
1748 optimization in function with "OS_task" attribute.
1750 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1753 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1754 when copying to memory.
1756 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1758 PR rtl-optimization/30905
1759 * cfgcleanup.c: Include dce.h
1760 (crossjumps_occured): New global variable.
1761 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1762 If something changed, set crossjumps_occured to true.
1763 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1764 Don't add/remove fake edges to exit here...
1765 (cleanup_cfg): ...but do it here, when crossjumping.
1766 Run a fast DCE when successful crossjumps occured in the latest
1767 iteration of try_optimize_cfg.
1769 2008-01-11 Richard Guenther <rguenther@suse.de>
1771 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1772 (struct vn_unary_op_s): Likewise.
1773 (vn_reference_insert): Free old reference on hash collision.
1775 2008-01-10 Raksit Ashok <raksit@google.com>
1777 PR rtl-optimization/27971
1778 * combine.c (find_split_point): Split PLUS expressions which are
1779 inside a MEM rtx, and whose first operand is complex.
1781 2008-01-10 DJ Delorie <dj@redhat.com>
1783 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1784 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1785 (m32c_hard_regno_ok): Call the underlying function.
1787 2008-01-10 Richard Guenther <rguenther@suse.de>
1790 * tree-cfg.c (tree_merge_blocks): Do not go through the
1791 full-blown folding and stmt updating path if we just deal
1792 with virtual operands.
1793 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1794 test for abnormal SSA_NAMEs.
1796 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1799 * reload.c (push_reload): Add assertions. All constants from
1800 reg_equiv_constant should have been used for replacing the respective
1802 (find_reloads_address): Invoke find_reloads_address_part for
1803 constant taken from the reg_equiv_constant array.
1805 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1807 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1808 field (valnum) the first in the struct. Replace bools with
1811 2008-01-10 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/34651
1814 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1815 types and ordering for masking and converting.
1817 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1819 PR tree-optimization/34017
1820 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1821 also for PHI_NODE expressions.
1823 2008-01-09 Jan Hubicka <jh@suse.cz>
1825 PR tree-optimization/34708
1826 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1827 based on number of case labels.
1828 (init_inline_once): Remove switch_cost.
1829 * tree-inline.h (eni_weights_d): Remove switch_cost.
1831 2008-01-09 Richard Guenther <rguenther@suse.de>
1832 Andrew Pinski <andrew_pinski@playstation.sony.com>
1835 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1836 temporary if an rvalue is ok or an lvalue is not required.
1838 2008-01-09 Richard Guenther <rguenther@suse.de>
1841 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1844 2008-01-09 Richard Guenther <rguenther@suse.de>
1847 * tree.c (host_integerp): Check for sizetype only if the
1848 type is an integer type.
1850 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1853 * opts.c (decode_options): Disable inlining of functions called
1854 once if not in unit-at-a-time mode.
1856 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1858 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1860 2008-01-08 Richard Guenther <rguenther@suse.de>
1863 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1864 out early if the result will be unused.
1866 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1871 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1875 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1877 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1878 for vectorization tuned.
1880 2008-01-08 Richard Guenther <rguenther@suse.de>
1882 PR tree-optimization/34683
1883 * tree-ssa-operands.c (operand_build_cmp): Export.
1884 * tree-ssa-operands.h (operand_build_cmp): Declare.
1885 * tree-vn.c (vuses_compare): Remove.
1886 (sort_vuses): Use operand_build_cmp.
1887 (sort_vuses_heap): Likewise.
1888 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1889 to re-use old VEC if available. Do not sort already sorted VUSEs.
1890 (vdefs_to_vec): Do not sort already sorted VDEFs.
1892 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1895 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1897 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1900 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1901 limitations of reciprocal sequences on x86 targets.
1903 2008-01-08 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/34683
1906 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1908 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1911 * config/darwin.c (darwin_mergeable_string_section): Don't use
1912 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1914 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1918 negxf2. Macroize expander using X87MODEF mode iterator. Change
1919 predicates of op0 and op1 to register_operand.
1920 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1921 expander using X87MODEF mode iterator. Change predicates of
1922 op0 and op1 to register_operand.
1923 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1924 corresponding patterns and macroize using MODEF macro. Change
1925 predicates of op0 and op1 to register_operand and remove
1926 "m" constraint. Disparage "r" alternative with "!".
1927 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1928 macroize using X87MODEF macro. Change predicates of op0 and op1
1929 to register_operand and remove "m" constraint. Disparage "r"
1930 alternative with "!".
1931 (absneg splitter with memory operands): Remove.
1932 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1933 patterns and macroize using X87MODEF mode iterator.
1934 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1935 Change predicate of op1 to register_operand.
1936 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1937 for memory operands.
1939 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1941 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1943 2008-01-07 Richard Guenther <rguenther@suse.de>
1945 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1948 2008-01-07 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/34683
1951 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1952 VOPs of the needed size to save memory. Use VEC_quick_push
1953 to save compile-time.
1954 (vdefs_to_vec): Likewise.
1956 2008-01-07 Sa Liu <saliu@de.ibm.com>
1958 * config/spu/spu.md (divdf3): Genetate inline code for double
1959 division. The implementation doesn't handle INF or NAN, therefore it
1960 only applies when -ffinite-math-only is given.
1962 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1965 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1966 * doc/cpp.texi ([Common Predefined Macros]): Document.
1968 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1971 order to use commutative addition instead of subtraction.
1973 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1974 Mircea Namolaru <namolaru@il.ibm.com>
1975 Vladimir Yanovsky <yanov@il.ibm.com>
1976 Revital Eres <eres@il.ibm.com>
1978 PR tree-optimization/34263
1979 * tree-outof-ssa.c (process_single_block_loop_latch,
1980 contains_tree_r): New functions.
1981 (analyze_edges_for_bb): Call process_single_block_loop_latch
1982 function to empty single-basic-block latch block if possible.
1984 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1988 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1990 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1992 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1994 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1996 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1998 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/34618
2001 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2004 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2008 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2009 Update copyright year.
2011 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2012 Update copyright year.
2013 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2016 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2018 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2019 edge does not point to current bb before changing need_assert.
2021 2008-01-04 Richard Guenther <rguenther@suse.de>
2024 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2025 for verifying purposes if they are is_gimple_min_invariant.
2027 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2029 PR tree-optimization/34448
2030 PR tree-optimization/34465
2031 * gimplify.c (gimplify_init_constructor): Add new parameter
2032 notify_temp_creation. Use it.
2033 (gimplify_modify_expr_rhs): Take volatiles into account when
2034 optimizing constructors.
2035 Do not optimize constructors if gimplify_init_constructor will dump to
2037 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2038 * gcc.c-torture/compile/pr34448.c: New.
2040 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2042 PR gcov-profile/34609
2043 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2044 return_slot if result is TREE_ADDRESSABLE.
2046 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2048 * config/mips/mips.md (sqrt_condition): Tweak comment.
2049 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2051 2008-01-03 Tom Tromey <tromey@redhat.com>
2054 * c-common.c (c_type_hash): Handle VLAs.
2056 2008-01-03 Jan Hubicka <jh@suse.cz>
2058 PR tree-optimization/31081
2059 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2060 0 when inlining and not inlining to first basic block.
2061 (remap_decl): When var is initialized to 0, don't set default_def.
2062 (expand_call_inline): Set entry_bb.
2063 * tree-inline.h (copy_body_data): Add entry_bb.
2065 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2068 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2071 PR tree-optimization/29484
2072 * tree-inline.c (inline_forbidden_p_2): New function.
2073 (inline_forbidden_p): Disallow inlining if some static var
2074 has an address of a local LABEL_DECL in its initializer.
2075 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2078 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2080 PR tree-optimization/34635
2081 * tree-data-ref.c (add_other_self_distances): Make sure that the
2082 evolution step is constant.
2084 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2087 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2089 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2091 * tree-sra.c (scalarize_init): Insert the generate_element_init
2092 statements after the generate_element_zero statements.
2094 2008-01-02 Richard Guenther <rguenther@suse.de>
2098 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2099 for very large number of operands instead of ICEing.
2101 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2104 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2105 while stack probing.
2107 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2109 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2112 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2115 * tree-mudflap.c (mx_register_decls): Guard warning by
2116 !DECL_ARTIFICIAL check.
2118 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2120 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2121 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2122 sse5_perm<mode>): Fix constraints.