1 2008-02-19 Nick Clifton <nickc@redhat.com>
4 * opts.c (undocumented_msg): Leave blank unless checking is
6 (handle_options): Fix indentation.
7 (print_filtered_help): If no language-specific options were
8 displayed tell the user how to list all the options supported by
9 the language's front-end.
10 (print_specific_help): Fix indentation and remove duplicate line.
11 (common_handle_option): Handle the -v option.
12 For --help enable the display of undocumented options if the -v
13 switch has been included on the command line.
14 For --help= check for overlaps in the arguments between the option
15 classes and the language names and issue a warning when they
16 cannot be disambiguated.
17 * c.opt (v): Pass on to the common option handler.
19 2008-02-19 Revital Eres <eres@il.ibm.com>
21 * modulo-sched.c (sms_schedule): Change dump message when
22 create_ddg function fails.
23 (try_scheduling_node_in_cycle): Rename row to cycle.
24 (print_partial_schedule): Rename CYCLE to ROW.
26 2008-02-19 Christian Bruel <christian.bruel@st.com>
27 Zdenek Dvorak <ook@ucw.cz>
29 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
31 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
35 (*x86_movdicc_0_m1_se): Ditto.
37 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
40 (CMPtype): Define as __gcc_CMPtype.
41 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
42 (CMPtype): Define as __gcc_CMPtype.
44 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
46 Support valgrind 3.3 for --enable-checking=valgrind.
47 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
49 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
50 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
51 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
52 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
53 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
54 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
55 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
57 * ggc-zone.c: Similar.
58 * ggc-page.c: Similar.
60 2008-02-19 Paul Brook <paul@codesourcery.com>
63 * config/arm/ieee754-df.S: Fix do_it typo.
64 * config/arm/ieee754-sf.S: Fix do_it typo.
66 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
69 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
70 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
71 (OPTION_MASK_ISA_SSE_SET): Likewise.
72 (OPTION_MASK_ISA_SSE2_SET): Likewise.
73 (OPTION_MASK_ISA_SSE3_SET): Likewise.
74 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
75 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
76 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
77 (OPTION_MASK_ISA_SSE4_SET): Likewise.
78 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
79 (OPTION_MASK_ISA_SSE5_SET): Likewise.
80 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
81 (OPTION_MASK_ISA_MMX_UNSET): Updated.
82 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
83 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
84 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
85 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
86 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
87 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
88 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
89 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
90 (OPTION_MASK_ISA_SSE4): Removed.
91 (ix86_handle_option): Turn on bits in ix86_isa_flags and
92 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
94 (override_options): Don't turn on implied SSE/MMX bits in
97 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
99 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
102 2008-02-18 Joey Ye <joey.ye@intel.com>
105 * tree-nested.c (insert_field_into_struct): Set type alignment
106 to field alignment if the former is less than the latter.
108 2008-02-18 Jakub Jelinek <jakub@redhat.com>
110 * BASE-VER: Set to 4.4.0.
112 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
114 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
115 * doc/cfg.texi: Likewise.
116 * doc/extend.texi: Likewise.
117 * doc/gty.texi: Likewise.
118 * doc/invoke.texi: Likewise.
119 * doc/loop.texi: Likewise.
120 * doc/md.texi: Likewise.
121 * doc/passes.texi: Likewise.
122 * doc/rtl.texi: Likewise.
123 * doc/sourcebuild.texi: Likewise.
124 * doc/tm.texi: Likewise.
125 * doc/tree-ssa.texi: Likewise.
127 2008-02-17 Richard Guenther <rguenther@suse.de>
130 * tree-complex.c (init_parameter_lattice_values): Handle parameters
131 without default definition.
133 2008-02-17 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/35231
136 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
139 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
143 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
145 libgcc_cmp_return mode.
147 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
150 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
152 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
154 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
157 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
159 * doc/c-tree.texi: Use `@.' where appropriate.
160 * doc/extend.texi: Likewise.
161 * doc/install.texi: Likewise.
162 * doc/invoke.texi: Likewise.
163 * doc/loop.texi: Likewise.
164 * doc/makefile.texi: Likewise.
165 * doc/md.texi: Likewise.
166 * doc/passes.texi: Likewise.
167 * doc/standards.texi: Likewise.
168 * doc/tm.texi: Likewise.
170 2008-02-15 Jakub Jelinek <jakub@redhat.com>
173 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
175 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
176 rather than in entry_bb.
178 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
181 libgcc_cmp_return mode.
183 2008-02-15 Jakub Jelinek <jakub@redhat.com>
186 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
187 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
189 2008-02-15 Richard Guenther <rguenther@suse.de>
190 Zdenek Dvorak <ook@ucw.cz>
192 PR tree-optimization/35164
193 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
194 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
195 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
196 Only propagate addresses which do not have abnormal SSA_NAMEs
199 2008-02-15 Joseph Myers <joseph@codesourcery.com>
202 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
204 2008-02-15 Jan Hubicka <jh@suse.cz>
207 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
209 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
212 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
213 when calculating alignment_pad.
215 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
218 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
219 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
220 and STACK_BOUNDARY define.
222 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
224 PR preprocessor/35061
225 * c-pragma.c (handle_pragma_pop_macro): Check that
226 pushed_macro_table has been allocated.
228 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
231 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
232 (force_gimple_operand): Likewise.
233 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
234 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
235 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
236 (find_interesting_uses_address): Check addressability and alignment
237 of the base expression only after substituting bases of IVs into it.
239 2008-02-14 Michael Matz <matz@suse.de>
242 * function.c (instantiate_virtual_regs_in_insn): Reload address
243 before falling back to reloading the whole operand.
245 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
247 * config/s390/s390.c (s390_mainpool_start): Emit the pool
248 before the first section switch note.
250 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
252 * doc/bugreport.texi: Update copyright years.
253 * doc/c-tree.texi: Likewise.
254 * doc/cfg.texi: Likewise.
255 * doc/cpp.texi: Likewise.
256 * doc/cppinternals.texi: Likewise.
257 * doc/fragments.texi: Likewise.
258 * doc/frontends.texi: Likewise.
259 * doc/gcc.texi: Likewise.
260 * doc/gty.texi: Likewise.
261 * doc/hostconfig.texi: Likewise.
262 * doc/implement-c.texi: Likewise.
263 * doc/libgcc.texi: Likewise.
264 * doc/loop.texi: Likewise.
265 * doc/makefile.texi: Likewise.
266 * doc/options.texi: Likewise.
267 * doc/passes.texi: Likewise.
268 * doc/rtl.texi: Likewise.
269 * doc/sourcebuild.texi: Likewise.
270 * doc/standards.texi: Likewise.
271 * doc/tree-ssa.texi: Likewise.
272 * doc/trouble.texi: Likewise.
274 * doc/extend.texi: Use @: or add comma where appropriate.
275 * doc/invoke.texi: Likewise.
276 * doc/tm.texi: Likewise.
278 2008-02-14 Alan Modra <amodra@bigpond.net.au>
281 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
284 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
286 * doc/md.texi (clz, ctz): Add reference.
287 * doc/rtl.texi (clz, ctz): Likewise.
289 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
295 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
297 * config/s390/s390.c (struct constant_pool): New field
298 emit_pool_after added.
299 (s390_mainpool_start): Set the emit_pool_after flag according
300 to the section switch notes.
301 (s390_mainpool_finish): Consider emit_pool_after when emitting
302 the literal pool at the end of the function.
303 (s390_chunkify_start): Force literal pool splits at section
306 2008-02-13 Michael Matz <matz@suse.de>
309 * var-tracking.c (clobber_variable_part): Correctly traverse the
312 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
315 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
316 Add -fdump-ipa-inline.
317 * tree-dump.c (dump_files): Remove tree-inlined dump.
318 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
320 2008-02-12 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/35171
323 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
326 2008-02-12 Richard Guenther <rguenther@suse.de>
329 * fold-const.c (fold_widened_comparison): Use get_unwidened in
330 value-preserving mode. Disallow final truncation.
332 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
335 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
337 (force_gimple_operand): ...here.
339 2008-02-12 Jakub Jelinek <jakub@redhat.com>
342 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
343 non-compatible pointers.
344 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
345 different FIELD_DECLs, try harder by comparing field offsets, sizes
349 * function.c (match_asm_constraints_1): Don't replace the same input
352 2008-02-12 Anatoly Sokolov <aesok@post.ru>
354 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
355 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
356 (expand_epilogue): Restore RAMPZ register.
357 * config/avr/avr.md (RAMPZ_ADDR): New constant.
359 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
361 * config/i386/cygwin.asm: (__alloca): Correct calling
362 convention and alignment.
363 (__chkstk): Force 8 byte stack alignment.
365 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
366 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/33992
369 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
370 the zero we compare against.
372 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
375 * gthr-win32.h (__gthread_mutex_destroy_function): New function
376 to CloseHandle after unlocking to prevent accumulation of handle
379 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
382 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
383 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
384 and update LABEL_NUSES during and after reload.
386 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
389 * combine.c (simplify_if_then_else): Make sure the comparison is
390 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
392 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
395 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
396 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
397 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
398 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
399 * tree.h (get_type_static_bounds): Likewise.
401 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
403 * doc/invoke.texi (Option Summary, C++ Dialect Options)
404 (Objective-C and Objective-C++ Dialect Options, Warning Options):
405 Make -Wfoo language annotations match what the compiler outputs.
407 2008-02-08 Sa Liu <saliu@de.ibm.com>
409 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
410 intrinsics spu_convts, spu_convtu, spu_convtf.
411 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
413 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
415 * doc/extend.texi (Function Attributes) <noinline>: Mention
416 asm ("") as method to keep calls.
418 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
421 * doc/options.texi (Options): Replace references to opts.sh with
423 * opts-common.c: Likewise.
424 * optc-gen.awk: Likewise.
426 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
428 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
430 2008-02-07 Richard Henderson <rth@redhat.com>
433 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
434 EXPR_LIST for the REG_EQUAL instead of a comparison with a
437 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
439 PR tree-optimization/35085
440 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
441 for operand entry oe2 in addition to operand entry oe3 in order to
442 expose more opportunities for vectorizer sum reduction.
444 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 * Makefile.in (LIBS): Remove $(GMPLIBS).
448 (cc1-dummy, cc1): Add $(GMPLIBS).
450 2008-02-06 Jan Hubicka <jh@suse.cz>
453 * i386.md (moddf_integer): Do not produce partial memory stalls for
454 targets where it hurts.
456 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
459 * optabs.c (expand_float): Do not check for decimal modes when
460 expanding unsigned integer through signed conversion.
462 2008-02-06 Nick Clifton <nickc@redhat.com>
464 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
465 inside the clobber with a match_operand and duplicated operand
466 number in the constraint.
467 (ineqbranchsi): Delete redundant comment.
469 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
471 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
472 builtin_define ("__USE_INIT_FINI__").
473 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
475 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
477 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
479 PR documentation/30330
480 * doc/invoke.texi (C++ Dialect Options)
481 (Objective-C and Objective-C++ Dialect Options, Warning Options):
482 For each warning option -Wfoo that allows -Wno-foo, ensure both
483 -Wfoo and -Wno-foo are listed in the option index. Fix index
484 entry of -Wswitch-default, index -Wnormalized= including the
485 `=', and -Wlarger-than-@var{len} including @var{len}.
487 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.md (floatunssisf2): Use
490 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
491 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
492 Macroize expander using MODEF mode iterator.
494 2008-02-05 Diego Novillo <dnovillo@google.com>
496 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
499 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
501 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
504 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
506 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
509 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
510 to indicate if a message should be generated.
511 (init_cumulative_args): Updated.
512 (function_value_32): Likewise.
514 2008-02-05 Joseph Myers <joseph@codesourcery.com>
516 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
518 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
522 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
524 2008-02-04 Diego Novillo <dnovillo@google.com>
526 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
529 * tree-vrp.c (vrp_evaluate_conditional): With
530 -Wtype-limits, emit a warning when comparing against a
531 constant outside the natural range of OP0's type.
533 2008-02-04 Richard Guenther <rguenther@suse.de>
536 * expr.c (count_type_elements): Give for unions instead of
539 2008-02-04 Richard Guenther <rguenther@suse.de>
542 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
543 to TYPE_DOMAINs base type instead of using bitsizetype here.
545 2008-02-03 Jason Merrill <jason@redhat.com>
547 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
549 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
552 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
553 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
554 (RS/6000 and PowerPC Options): Fix typos and markup.
555 * doc/passes.texi (Tree-SSA passes): Likewise.
557 2008-02-02 Michael Matz <matz@suse.de>
560 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
561 from record_last_reg_set_info.
562 (record_last_reg_set_info): Take an RTX argument, iterate over all
563 constituent hardregs.
564 (record_last_set_info, record_opr_changes): Change calls to
565 new signature or to record_last_reg_set_info_regno.
567 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
569 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
571 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
573 PR rtl-optimization/34773
574 * reg-notes.def (EQUAL): Mention significance of combination of
575 REG_EQUAL and REG_RETVAL.
576 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
577 insn that has a REG_RETVAL.
579 2008-02-01 Roger Sayle <roger@eyesopen.com>
582 * configure.ac (--enable-fixed-point): Disable unless explicitly
584 * configure: Regenerate.
586 2008-02-01 Richard Guenther <rguenther@suse.de>
589 * invoke.texi (-finline-limit): Remove no longer true parts
590 of the documentation. Note that there is no default value.
592 2008-02-01 Andrew Pinski <pinskia@gmail.com>
593 Mark Mitchell <mark@codesourcery.com>
594 Ben Elliston <bje@au.ibm.com>
597 * doc/extend.texi (Other Builtins): Document.
599 2008-01-31 Tom Browder <tom.browder@gmail.com>
601 * doc/c-tree.texi (Types): Fix grammar.
602 (Expression trees): Ditto.
603 * doc/passes.texi (Tree-SSA passes): Ditto.
605 * doc/configterms.texi (Configure Terms): Fix typo.
606 * doc/cpp.texi (Common Predefined Macros): Ditto.
607 * doc/md.texi (Machine Constraints): Ditto.
609 * doc/makefile.texi (Makefile): Add comma.
611 2008-01-31 Tom Browder <tom.browder@gmail.com>
612 Gerald Pfeifer <gerald@pfeifer.com>
614 * doc/sourcebuild.texi (Front End): Remove references to CVS
616 (Texinfo Manuals): Replace reference to CVS by one to SVN.
617 (Back End): Remove reference to CVS.
619 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
622 * config/mips/mips.c (gen_load_const_gp): New function, taking a
624 (mips16_gp_pseudo_reg): ...here.
625 * config/mips/mips.md (load_const_gp): Replace with...
626 (load_const_gp_<mode>): ...this :P-based insn.
628 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
630 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
631 options. Minor fixes.
632 (-std): Move reference to standards closer to where language
633 standards are first mentioned.
635 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
637 PR rtl-optimization/34995
638 * reload.c (alternative_allows_const_pool_ref): Take an rtx
639 parameter and return a bool. If the rtx parameter is nonnull,
640 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
641 (find_reloads): Update call accordingly. Pass the new operand
642 if it needed no address reloads, otherwise pass null.
644 2008-01-30 Richard Henderson <rth@redhat.com>
647 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
648 for unbounded arrays.
650 2008-01-30 Silvius Rus <rus@google.com>
652 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
654 2008-01-30 Jan Hubicka <jh@suse.cz>
657 * i386.c (init_cumulative_args): Use real function declaration when
660 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
662 PR rtl-optimization/34998
663 * global.c (build_insn_chain): Treat non-subreg_lowpart
664 SUBREGs of pseudos as clobbering all the words covered by the
665 SUBREG, not just all the bytes.
666 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
667 original df_ref rather than an extract parameter.
668 (global_conflicts): Update call accordingly.
670 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
672 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
673 the overflow check to make it easier to read.
674 (__fixtfdi): Change the type of the ll member in union
675 long_double to UDItype_x.
677 2008-01-30 Jakub Jelinek <jakub@redhat.com>
680 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
681 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
682 * tree-inline.c (fold_marked_statements): Call
683 cgraph_update_edges_for_call_stmt if folding a call statement.
684 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
685 debug_generic_stmt calls, reset it back afterwards.
688 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
690 * c-typeck.c (build_external_ref): Don't pedwarn about
691 static vars in current function's scope.
693 2008-01-29 Joseph Myers <joseph@codesourcery.com>
695 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
697 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
700 * ipa-struct-reorg.c: Fix spelling.
703 2008-01-29 Richard Guenther <rguenther@suse.de>
706 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
708 * tree-inline.c (remap_type): Increment remapping_type_depth
709 around remapping types.
710 (copy_body_r): Only add referenced variables if they are referenced
711 from code, not types.
713 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
724 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
725 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
727 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
730 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
731 pointer for tiny stack.
733 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
735 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
737 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
739 * config/vx-common.h: Fix typo in comment.
741 2008-01-28 Ian Lance Taylor <iant@google.com>
745 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
746 coalesce pointers if they have different DECL_NO_TBAA_P values.
747 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
748 between variables with different DECL_NO_TBAA_P values.
750 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
753 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
754 are not legitimate small data references on SPE targets.
756 2008-01-28 David Daney <ddaney@avtrex.com>
758 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
760 2008-01-28 David Daney <ddaney@avtrex.com>
762 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
764 2008-01-27 Joseph Myers <joseph@codesourcery.com>
766 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
767 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
768 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
769 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
770 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
771 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
772 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
773 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
775 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
777 * basic-block.h (condjump_equiv_p): Fix comment.
779 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
781 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
782 print_generic_stmt_indented): Fix comment.
784 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
786 * configure.ac (__stack_chk_fail): Add detecion for availability
787 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
788 * configure: Regenerate.
790 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
793 * final.c (output_addr_const): Handle TRUNCATE.
795 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
798 * tree-ssa-loop-ivopts.c (comp_cost): New type.
799 (zero_cost, infinite_cost): New constants.
800 (struct cost_pair): Change type of cost to comp_cost.
801 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
802 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
804 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
805 split_address_cost, ptr_difference_cost, difference_cost,
806 get_computation_cost_at, get_computation_cost,
807 determine_use_iv_cost_generic, determine_use_iv_cost_address,
808 determine_use_iv_cost_condition, determine_use_iv_costs,
809 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
810 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
811 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
812 Change type of cost to comp_cost.
813 (determine_iv_cost): Increase cost of non-original ivs, instead
814 of decreasing the cost of original ones.
815 (get_address_cost): Indicate the complexity of the addressing mode
817 (try_add_cand_for): Prefer using ivs not specific to some object.
818 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
820 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
821 Janis Johnson <janis187@us.ibm.com>
824 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
825 (TARGET_INSTANTIATE_DECLS): Likewise.
826 * target.h (expand_to_rtl_hook): New target hook.
827 (instantiate_decls): Likewise.
828 * function.c (instantiate_decl): Make non-static. Rename to...
829 (instantiate_decl_rtl): ... this.
830 (instantiate_expr): Use instantiate_decl_rtl.
831 (instantiate_decls_1): Likewise.
832 (instantiate_decls): Likewise.
833 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
834 * function.h (instantiate_decl_rtl): Add prototype.
835 * cfgexpand.c (target.h): New include.
836 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
837 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
838 (TARGET_INSTANTIATE_DECLS): Likewise.
839 (TARGET_INITIALIZER): New target hooks added.
840 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
842 * config/rs6000/rs6000.c (tree-flow.h): New include.
843 (machine_function): Add sdmode_stack_slot field.
844 (rs6000_alloc_sdmode_stack_slot): New function.
845 (rs6000_instantiate_decls): Likewise.
846 (rs6000_secondary_memory_needed_rtx): Likewise.
847 (rs6000_check_sdmode): Likewise.
848 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
849 (TARGET_INSTANTIATE_DECLS): Likewise.
850 (rs6000_hard_regno_mode_ok): Allow SDmode.
851 (num_insns_constant): Likewise. Handle _Decimal32 constants.
852 (rs6000_emit_move): Handle SDmode.
853 (function_arg_advance): Likewise.
854 (function_arg): Likewise.
855 (rs6000_gimplify_va_arg): Likewise. Add special handling of
856 SDmode var args for 32-bit compiles.
857 (rs6000_secondary_reload_class): Handle SDmode.
858 (rs6000_output_function_epilogue): Likewise.
859 (rs6000_function_value): Simplify if statement.
860 (rs6000_libcall_value): Likewise.
861 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
862 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
863 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
864 (movsd_hardfloat): New define_insn.
865 (movsd_softfloat): Likewise.
866 (movsd_store): Likewise.
867 (movsd_load): Likewise.
868 (extendsddd2): Likewise.
869 (extendsdtd2): Likewise.
870 (truncddsd2): Likewise.
871 (movdd_hardfloat64): Fixup comment.
872 (UNSPEC_MOVSD_LOAD): New constant.
873 (UNSPEC_MOVSD_STORE): Likewise.
875 2008-01-26 Jakub Jelinek <jakub@redhat.com>
878 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
880 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
881 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
882 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
885 2008-01-26 David Edelsohn <edelsohn@gnu.org>
888 * config.gcc: Separate AIX 5.3 from AIX 6.1.
889 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
891 * config/rs6000/aix61.h: New file.
893 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
895 PR rtl-optimization/34959
896 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
897 popcount and parity rtxes the same mode as their operand.
898 Truncate or extend the result to the return value's mode
901 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
904 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
905 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
906 to GOT_VERSION_REGNUM.
907 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
908 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
909 * config/mips/mips.c (mips_emit_call_insn): New function.
910 (mips_call_tls_get_addr): Call mips_expand_call directly.
911 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
913 (mips16_build_call_stub): Likewise. Return the call insn or null.
914 (mips_expand_call): Update the call to mips16_build_call_stub
915 accordingly and a remove redundant condition. Assert that MIPS16
916 stubs do not use lazy binding. Use mips_emit_call_insn and return
918 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
920 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
921 (mips_avoid_hazard): Remove hazard_set handling.
922 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
923 (UNSPEC_RESTORE_GP): ...this.
924 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
925 (FAKE_CALL_REGNO): Rename to...
926 (GOT_VERSION_REGNUM): ...this.
927 (type): Add "ghost" value. Add an associated insn reservation.
928 (hazard_set): Remove.
929 (exception_receiver): Rename to...
930 (restore_gp): ...this and update the unspec identifier accordingly.
931 (exception_receiver, nonlocal_got_receiver): New expanders.
932 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
933 FAKE_CALL_REGNO. Remove hazard_set attribute.
934 (set_got_version, update_got_version): New patterns.
936 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
939 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
941 2008-01-25 Joseph Myers <joseph@codesourcery.com>
944 * doc/install.texi2html: Generate gcc-vers.texi.
946 2008-01-25 DJ Delorie <dj@redhat.com>
948 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
950 2008-01-25 Joseph Myers <joseph@codesourcery.com>
952 * config/c4x: Remove directory.
953 * config.gcc (crx-*, mt-*): Mark obsolete.
954 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
955 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
956 sh-*-rtemscoff*): Remove cases.
957 * defaults.h (C4X_FLOAT_FORMAT): Remove.
958 * real.c (encode_c4x_single, decode_c4x_single,
959 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
960 c4x_extended_format): Remove.
961 * real.h (c4x_single_format, c4x_extended_format): Remove.
962 * doc/extend.texi (interrupt, naked): Remove mention of attributes
964 (Pragmas): Remove comment about c4x pragmas.
965 * doc/install.texi (c4x): Remove target-specific instructions.
966 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
967 * doc/md.texi (Machine Constraints): Remove C4x documentation.
968 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
969 refer to C4x source files as examples.
970 (C4X_FLOAT_FORMAT): Remove documentation.
972 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
974 * config/bfin/bfin.c (override_options): Reorder tests so that
975 flag_pic gets enabled for -msep-data.
977 2008-01-25 Richard Guenther <rguenther@suse.de>
980 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
981 to its bitfield precision if required.
983 2008-01-25 Jakub Jelinek <jakub@redhat.com>
986 * tree-nested.c (walk_omp_for): New function.
987 (convert_nonlocal_reference, convert_local_reference): Call
988 walk_omp_for on OMP_FOR.
989 (convert_call_expr): Call walk_body on OMP_FOR's
990 OMP_FOR_PRE_INIT_BODY.
992 2008-01-25 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/34966
995 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
996 default defs and PHI_NODEs we have to insert after the
999 2008-01-24 Nick Clifton <nickc@redhat.com>
1001 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1002 Provide a default definition.
1003 (LIBGCC2_UNITS_PER_WORD): Likewise.
1005 * config/stormy16/stormy16.c: Include df.h for the prototype
1006 for df_regs_ever_live_p.
1007 (xstormy16_expand_builtin_va_start): Convert the stack offset
1008 into a component_ref and then use POINTER_PLUS_EXPR to add it
1009 to the incoming_virtual_args_rtx.
1010 (xstormy16_gimplify_va_arg_expr): Rename to
1011 xstormy16_gimplify_va_arg_expr.
1012 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1013 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1014 xstormy16_gimplify_va_arg_expr.
1015 Fix up some formatting issues.
1017 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1018 Move to predicates.md.
1019 (xs_hi_general_operand): Likewise.
1020 (xs_hi_nonmemory_operand): Likewise.
1021 * config/stormy16/predicates.md:
1022 (xstormy16_carry_plus_operand): New predicate.
1023 (xs_hi_general_operand): New predicate.
1024 (xs_hi_nonmemory_operand): New predicate.
1025 * config/stormy16/stormy16-protos.h:
1026 (xstormy16_carry_plus_operand): Delete prototype.
1027 (xs_hi_general_operand): Likewise.
1028 (xs_hi_nonmemory_operand): Likewise.
1030 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1031 modifiers as they are no longer needed and they can trigger
1032 reload spill failures.
1034 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1035 with a match_operand in order to help reload.
1037 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1038 constraint with 'e' for the 8th alternative as this version of
1039 the mov.w instruction only accepts the lower 8 registers.
1041 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1044 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1045 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1048 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1051 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1053 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1055 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1057 (remove_structure): Update allocations list before removing structure.
1059 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1061 * ipa-struct-reorg.c (is_safe_cond_expr,
1062 create_new_stmts_for_cond_expr): Use integer_zerop function,
1063 that recognize not only zero-pointer, but zero-integer too.
1065 2008-01-25 Ben Elliston <bje@au.ibm.com>
1068 * fixproto: Escape "." in sed expression that strips leading "./".
1070 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1073 * gcc.c (SWITCH_OK): Removed.
1074 (SWITCH_LIVE): Changed to bit.
1075 (SWITCH_FALSE): Likewise.
1076 (SWITCH_IGNORE): Likewise.
1077 (switchstr): Change live_cond to unsigned int.
1078 (process_command): Replace SWITCH_OK with 0.
1079 (do_self_spec): Likewise.
1080 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1081 (give_switch): Likewise.
1082 (used_arg): Likewise.
1083 (do_spec_1): Set the SWITCH_IGNORE bit.
1084 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1085 bits. Set the SWITCH_LIVE bit.
1087 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1089 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1091 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1093 PR tree-optimization/34472
1094 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1095 parameter to a "bool *" and set *DATA to false if there is
1096 an unsafe access. Do not delete the structure here.
1097 (check_cond_exprs): Delete it here instead.
1098 (check_cond_exprs, exclude_cold_structs): Do not increase
1099 I when removing a structure.
1101 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1105 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1107 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1110 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1111 a fixed vector for stack.
1113 2008-01-24 Ben Elliston <bje@au.ibm.com>
1116 * doc/gcc.texi (Software development): Add a direntry for g++.
1118 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1120 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1121 stale and straggling -fforce-addr comments above.
1123 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1125 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1126 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1128 2008-01-23 Michael Matz <matz@suse.de>
1131 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1134 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1136 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1139 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1141 * config/avr/avr.c (avr_current_arch): New variable.
1142 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1143 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1144 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1145 (avr_override_options): Init 'avr_current_arch'.
1146 (base_arch_s): Move from here...
1147 * config/avr/avr.h (base_arch_s): ... here. Add new members
1148 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1149 'mega' to 'have_jmp_call'.
1150 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1151 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1153 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1155 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1156 MULTILIB_MATCHES): (Ditto.).
1158 2008-01-23 Richard Guenther <rguenther@suse.de>
1161 * cgraphunit.c (cgraph_reset_node): Always mark the node
1162 not reachable if it is not queued already.
1164 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1166 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1167 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1168 (cputype_selected): New static variable.
1169 (bfin_handle_option): Set it if -mcpu is used.
1170 (override_option): Select default set of workarounds if no cpu type
1171 selected on the command line.
1172 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1174 From Michael Frysinger <michael.frysinger@analog.com>
1175 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1176 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1178 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1179 for bf547, bf523, bf524, and bf526.
1180 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1182 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1183 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1184 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1185 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1186 * doc/invoke.texi (Blackfin Options): Document that
1187 -mcpu now accept bf547, bf523, bf524, and bf526.
1189 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1191 PR rtl-optimization/34628
1192 * combine.c (try_combine): Stop and undo after the first combination
1193 if an autoincrement side-effect on the first insn has effectively
1196 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1199 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1200 Offset addresses are not valid for Altivec or paired float modes.
1202 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1205 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1206 if DECL_INITIAL (decl) is error_mark_node.
1209 * c-common.c (handle_vector_size_attribute): Only allow
1210 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1211 the same way as pointer, array etc. types.
1212 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1215 * tree.c (build_type_attribute_qual_variant): Call
1216 build_qualified_type if attributes are equal, but quals are not.
1218 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1221 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1222 * flags.h (warn_strict_aliasing): Remove.
1223 (warn_strict_overflow): Remove.
1224 * opts.c (warn_strict_aliasing): Remove.
1225 (warn_strict_overflow): Remove.
1226 * c-opts.c (c_common_handle_option): -Wall only sets
1227 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1228 (c_common_post_options): Give default values to -Wstrict-aliasing
1229 and -Wstrict-overflow if they are uninitialized.
1230 * common.opt (Wstrict-aliasing): Specify Var and Init.
1231 (Wstrict-overflow): Likewise.
1233 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1235 PR rtl-optimization/26854
1236 PR rtl-optimization/34400
1237 PR rtl-optimization/34884
1238 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1240 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1241 (df_rd_bb_info.expanded_lr_out): Deleted
1242 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1243 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1244 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1245 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1246 Removed code to allocate, initialize or free expanded_lr_out.
1247 (df_rd_bb_local_compute_process_def): Restructured to make more
1249 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1250 sets if the sets are being trimmed.
1252 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1255 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1256 (as_vers): Likewise.
1257 * configure: Regenerated.
1259 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1262 * tree-pass.h (pass_build_alias): New pass.
1263 * tree-ssa-alias.c (gate_build_alias): New.
1264 (pass_build_alias): New.
1265 * passes.c (init_optimization_passes): Add pass_build_alias after
1266 pass_create_structure_vars.
1268 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1270 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1271 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1272 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1273 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1274 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1275 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1276 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1277 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1278 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1279 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1280 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1281 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1282 * config/s390/s390.md (FP_ALL): New mode iterator.
1283 (_d): New mode attribute.
1284 ("*signbit<mode>2>"): Changed mode of first operand.
1285 ("isinf<mode>2"): Changed mode of first operand.
1286 ("*TDC_insn"): Adaptation for DFP modes.
1288 2008-01-22 Ben Elliston <bje@au.ibm.com>
1290 * tree.c (check_qualified_type): Improve function description.
1292 2008-01-21 Jason Merrill <jason@redhat.com>
1295 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1296 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1299 2008-01-21 DJ Delorie <dj@redhat.com>
1301 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1304 2008-01-21 Richard Guenther <rguenther@suse.de>
1307 * tree-cfg.c (verify_expr): Allow all invariant expressions
1308 instead of just constant class ones as reference argument.
1309 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1310 like any other constant.
1311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1313 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1315 * regmove.c (fixup_match_1): Update call crossed frequencies.
1317 2008-01-21 Richard Guenther <rguenther@suse.de>
1320 * tree-inline.c (setup_one_parameter): Deal with mismatched
1321 types using a VIEW_CONVERT_EXPR.
1323 2008-01-21 Alon Dayan <alond@il.ibm.com>
1324 Olga Golovanevsky <olga@il.ibm.com>
1326 PR tree-optimization/34701
1327 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1328 when the structure size is not a power of 2.
1330 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1332 * doc/install.texi: Add doc for --enable-checking=df.
1334 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1336 PR rtl-optimization/34808
1337 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1339 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1341 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1344 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1346 PR rtl-optimization/26854
1347 PR rtl-optimization/34400
1348 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1350 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1351 (df_rd_bb_info.expanded_lr_out): New.
1352 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1353 * loop_iv.c (iv_analysis_loop_init): Ditto.
1354 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1355 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1356 Added code to allocate, initialize or free expanded_lr_out.
1357 (df_rd_bb_local_compute_process_def): Restructured to make
1358 more understandable.
1359 (df_rd_confluence_n): Add code to do nothing with fake edges and
1360 code to no apply invalidate_by_call sets if the sets are being trimmed.
1361 (df_lr_local_finalize): Renamed to df_lr_finalize.
1362 (df_live_local_finalize): Renamed to df_live_finalize.
1364 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1367 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1368 deciding whether to use reciprocal instructions.
1370 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1372 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1373 dwarf2out_note_section_used if cold_text_section is NULL.
1375 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1377 PR gcov-profile/34610
1378 * tree-cfg.c (make_edges): Mark both outgoing edges from
1379 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1380 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1381 from OMP_FOR and OMP_CONTINUE outgoing edges.
1383 * tree-profile.c (tree_profiling): Return early if
1384 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1386 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1387 from cfun to child_cfun.
1388 * function.h (struct function): Add after_tree_profile bit.
1390 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1392 * config/avr/avr.S (_exit): Disable interrupt.
1394 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1395 Steven Bosscher <stevenb.gcc@gmail.com>
1397 PR rtl-optimization/26854
1398 PR rtl-optimization/34400
1399 * df-problems.c (df_live_scratch): New scratch bitmap.
1400 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1401 (df_live_reset): Clear the proper bitmaps.
1402 (df_live_bb_local_compute): Only process the artificial defs once
1403 since the order is not important.
1404 (df_live_init): Init the df_live sets only with the variables
1405 found live by df_lr.
1406 (df_live_transfer_function): Use the df_lr sets to prune the
1407 df_live sets as they are being computed.
1408 (df_live_free): Free df_live_scratch.
1410 2008-01-18 Ian Lance Taylor <iant@google.com>
1412 * common.opt: Add fmerge-debug-strings.
1413 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1414 flag_merge_debug_strings rather than flag_merge_constants.
1415 * doc/invoke.texi (Option Summary): Mention
1416 -fmerge-debug-strings.
1417 (Debugging Options): Document -fmerge-debug-strings.
1419 2008-01-18 Ian Lance Taylor <iant@google.com>
1422 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1423 (struct tree_function_decl): Add new field operator_new_flag.
1424 * tree-inline.c (expand_call_inline): When inlining a call to
1425 operator new, force the return value to go into a variable, and
1426 set DECL_NO_TBAA_P on that variable.
1427 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1429 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1432 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1433 DWARF2_DEBUGGING_INFO.
1434 (dwarf2out_note_section_used): Ditto. Add prototype.
1435 (have_multiple_function_sections, text_section_used,
1436 cold_text_section_used, *cold_text_sections): Move declarations
1439 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1441 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1442 field and add signal_ra.
1443 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1444 assignments to frame state pc. Move end of stack check after
1445 MD_FALLBACK_FRAME_STATE_FOR.
1446 (uw_update_context_1): Use frame state signal_regs if set, instead
1447 of checking signal_frame flag.
1448 (uw_update_context): Use frame state signal_ra if set.
1449 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1450 * config/xtensa/linux-unwind.h: New file.
1452 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1454 * modulo-sched.c (get_sched_window): Fix comment typo.
1456 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1458 PR tree-optimization/34648
1459 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1461 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1463 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1464 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1466 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1468 PR rtl-optimization/34400
1469 * df-core.c (df_worklist_dataflow_overeager,
1470 df_worklist_dataflow_doublequeue): New functions.
1471 (df_worklist_dataflow): Two different worklist solvers.
1472 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1475 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1478 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1479 and ftree-parallelize-loops.
1481 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1483 PR rtl-optimization/34826
1484 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1486 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1488 * global.c (find_reg): Mark the eh regs as used if necessary.
1489 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1490 * ra.h (struct allocno): no_eh_reg field added. Changed
1491 no_stack_reg type to bitfield.
1493 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1495 * tree.c (substitute_in_expr): Add missing 'break'.
1497 2008-01-17 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/34825
1500 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1501 x / x as division to handle.
1503 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1505 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1506 "-pthread" is specified.
1507 * pa-hpux11.h (LIB_SPEC): Likewise.
1509 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1510 Peter Bergner <bergner@vnet.ibm.com>
1512 PR rtl-optimization/33796
1513 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1515 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1517 PR libgfortran/34699
1518 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1520 * pa-hpux10.h (LINK_SPEC): Likewise.
1521 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1523 2008-01-16 Richard Guenther <rguenther@suse.de>
1526 * fold-const.c (fold_convert_const_int_from_int): Do not
1527 set overflow if that occured only because of a sign extension
1528 change when converting from/to a sizetype with the same
1529 precision and signedness.
1531 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1534 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1535 location address to the correct place. Update copyright year.
1537 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1539 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1540 no dependences in the dependence_relations vector.
1542 2008-01-16 Jan Hubicka <jh@suse.cz>
1544 PR rtl-optimization/31396
1545 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1546 * cfg.c (dump_reg_info): Print it.
1547 * regs.h (struct reg_info_t): add freq_calls_crossed.
1548 (REG_FREQ_CALLS_CROSSED): New macro.
1549 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1550 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1551 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1552 regmove_optimize): Update call crossed frequencies.
1553 * local-alloc.c (struct qty): Add freq_calls_crossed.
1554 (alloc_qty): Copute freq_calls_crossed.
1555 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1556 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1557 * ra.h (struct allocno): Add freq_calls_crossed.
1559 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1561 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1562 libgomp when compiling with ftree-parallelize-loops.
1563 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1565 2008-01-16 Richard Guenther <rguenther@suse.de>
1567 PR tree-optimization/34769
1568 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1569 * tree.c (int_cst_value): Instead make this function more
1570 permissive in what it accepts as valid input. Document this
1571 function always sign-extends the value.
1573 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1574 Richard Guenther <rguenther@suse.de>
1577 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1578 (gimple_fold_indirect_ref_rhs): ... this.
1579 (gimple_fold_indirect_ref): New function with foldings
1580 that preserve lvalueness.
1581 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1582 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1583 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1584 to fold an INDIRECT_REF, fall back to the old use of
1585 fold_indirect_ref_1.
1587 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1589 * tree-data-ref.c (subscript_dependence_tester_1): Call
1590 free_conflict_function.
1591 (compute_self_dependence): Same.
1593 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1596 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1597 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1599 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1600 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1601 for DWARF2_UNWIND_INFO targets.
1603 2008-01-16 Richard Guenther <rguenther@suse.de>
1606 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1607 type qualifiers for function types.
1609 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1611 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1612 loop_iterator li from previous commit.
1614 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1616 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1618 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1620 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1621 (parallelize_loops): Don't parallelize irreducible components.
1623 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1626 * c-opts (c_common_post_options): Do not enable CPP
1627 flag_pedantic_errors by default.
1629 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1631 PR rtl-optimization/31944
1632 * cse.c (remove_pseudo_from_table): New function.
1633 (merge_equiv_classes): Use above function to remove pseudo-registers.
1634 (invalidate): Likewise.
1636 2008-01-13 Richard Guenther <rguenther@suse.de>
1639 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1640 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1642 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1644 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1645 validate_change to unshare the source of the PC set.
1647 2008-01-12 Jan Hubicka <jh@suse.cz>
1650 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1651 references above array bounds. This might trigger bounds checks for
1654 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1656 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1657 new_replaceable_dependencies.
1659 2008-01-12 Doug Kwan <dougkwan@google.com>
1661 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1662 instead of OPT_Wreturn_type in warning due to ignored return type
1664 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1665 options included in -Wextra.
1666 * c.opt: New option -Wignored_qualifiers.
1667 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1668 -Wignore_qualifiers.
1669 (-Wignored-qualifiers): Document.
1670 (-Wreturn-type): Remove description of functionality now handled
1671 by -Wignored-qualifiers.
1673 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1676 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1677 NOP_EXPR if it is between integral types with the same precision.
1679 2008-01-12 Jan Hubicka <jh@suse.cz>
1682 * invoke.texi (max-inline-recursive-depth): Fix default value.
1684 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1686 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1689 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1691 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1693 2008-01-11 James E. Wilson <wilson@specifix.com>
1696 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1698 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1700 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1701 save/restore frame pointer register and don't use 'call-prologues'
1702 optimization in function with "OS_task" attribute.
1704 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1707 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1708 when copying to memory.
1710 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1712 PR rtl-optimization/30905
1713 * cfgcleanup.c: Include dce.h
1714 (crossjumps_occured): New global variable.
1715 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1716 If something changed, set crossjumps_occured to true.
1717 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1718 Don't add/remove fake edges to exit here...
1719 (cleanup_cfg): ...but do it here, when crossjumping.
1720 Run a fast DCE when successful crossjumps occured in the latest
1721 iteration of try_optimize_cfg.
1723 2008-01-11 Richard Guenther <rguenther@suse.de>
1725 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1726 (struct vn_unary_op_s): Likewise.
1727 (vn_reference_insert): Free old reference on hash collision.
1729 2008-01-10 Raksit Ashok <raksit@google.com>
1731 PR rtl-optimization/27971
1732 * combine.c (find_split_point): Split PLUS expressions which are
1733 inside a MEM rtx, and whose first operand is complex.
1735 2008-01-10 DJ Delorie <dj@redhat.com>
1737 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1738 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1739 (m32c_hard_regno_ok): Call the underlying function.
1741 2008-01-10 Richard Guenther <rguenther@suse.de>
1744 * tree-cfg.c (tree_merge_blocks): Do not go through the
1745 full-blown folding and stmt updating path if we just deal
1746 with virtual operands.
1747 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1748 test for abnormal SSA_NAMEs.
1750 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1753 * reload.c (push_reload): Add assertions. All constants from
1754 reg_equiv_constant should have been used for replacing the respective
1756 (find_reloads_address): Invoke find_reloads_address_part for
1757 constant taken from the reg_equiv_constant array.
1759 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1761 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1762 field (valnum) the first in the struct. Replace bools with
1765 2008-01-10 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/34651
1768 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1769 types and ordering for masking and converting.
1771 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1773 PR tree-optimization/34017
1774 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1775 also for PHI_NODE expressions.
1777 2008-01-09 Jan Hubicka <jh@suse.cz>
1779 PR tree-optimization/34708
1780 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1781 based on number of case labels.
1782 (init_inline_once): Remove switch_cost.
1783 * tree-inline.h (eni_weights_d): Remove switch_cost.
1785 2008-01-09 Richard Guenther <rguenther@suse.de>
1786 Andrew Pinski <andrew_pinski@playstation.sony.com>
1789 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1790 temporary if an rvalue is ok or an lvalue is not required.
1792 2008-01-09 Richard Guenther <rguenther@suse.de>
1795 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1798 2008-01-09 Richard Guenther <rguenther@suse.de>
1801 * tree.c (host_integerp): Check for sizetype only if the
1802 type is an integer type.
1804 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1807 * opts.c (decode_options): Disable inlining of functions called
1808 once if not in unit-at-a-time mode.
1810 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1812 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1814 2008-01-08 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1818 out early if the result will be unused.
1820 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1825 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1826 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1829 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1831 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1832 for vectorization tuned.
1834 2008-01-08 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/34683
1837 * tree-ssa-operands.c (operand_build_cmp): Export.
1838 * tree-ssa-operands.h (operand_build_cmp): Declare.
1839 * tree-vn.c (vuses_compare): Remove.
1840 (sort_vuses): Use operand_build_cmp.
1841 (sort_vuses_heap): Likewise.
1842 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1843 to re-use old VEC if available. Do not sort already sorted VUSEs.
1844 (vdefs_to_vec): Do not sort already sorted VDEFs.
1846 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1849 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1851 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1854 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1855 limitations of reciprocal sequences on x86 targets.
1857 2008-01-08 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/34683
1860 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1862 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1865 * config/darwin.c (darwin_mergeable_string_section): Don't use
1866 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1868 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1871 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1872 negxf2. Macroize expander using X87MODEF mode iterator. Change
1873 predicates of op0 and op1 to register_operand.
1874 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1875 expander using X87MODEF mode iterator. Change predicates of
1876 op0 and op1 to register_operand.
1877 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1878 corresponding patterns and macroize using MODEF macro. Change
1879 predicates of op0 and op1 to register_operand and remove
1880 "m" constraint. Disparage "r" alternative with "!".
1881 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1882 macroize using X87MODEF macro. Change predicates of op0 and op1
1883 to register_operand and remove "m" constraint. Disparage "r"
1884 alternative with "!".
1885 (absneg splitter with memory operands): Remove.
1886 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1887 patterns and macroize using X87MODEF mode iterator.
1888 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1889 Change predicate of op1 to register_operand.
1890 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1891 for memory operands.
1893 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1895 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1897 2008-01-07 Richard Guenther <rguenther@suse.de>
1899 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1902 2008-01-07 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/34683
1905 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1906 VOPs of the needed size to save memory. Use VEC_quick_push
1907 to save compile-time.
1908 (vdefs_to_vec): Likewise.
1910 2008-01-07 Sa Liu <saliu@de.ibm.com>
1912 * config/spu/spu.md (divdf3): Genetate inline code for double
1913 division. The implementation doesn't handle INF or NAN, therefore it
1914 only applies when -ffinite-math-only is given.
1916 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1919 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1920 * doc/cpp.texi ([Common Predefined Macros]): Document.
1922 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1925 order to use commutative addition instead of subtraction.
1927 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1928 Mircea Namolaru <namolaru@il.ibm.com>
1929 Vladimir Yanovsky <yanov@il.ibm.com>
1930 Revital Eres <eres@il.ibm.com>
1932 PR tree-optimization/34263
1933 * tree-outof-ssa.c (process_single_block_loop_latch,
1934 contains_tree_r): New functions.
1935 (analyze_edges_for_bb): Call process_single_block_loop_latch
1936 function to empty single-basic-block latch block if possible.
1938 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1942 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1944 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1946 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1948 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1950 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1952 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1954 PR tree-optimization/34618
1955 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1958 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1962 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1963 Update copyright year.
1965 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1966 Update copyright year.
1967 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1970 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1972 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1973 edge does not point to current bb before changing need_assert.
1975 2008-01-04 Richard Guenther <rguenther@suse.de>
1978 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1979 for verifying purposes if they are is_gimple_min_invariant.
1981 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1983 PR tree-optimization/34448
1984 PR tree-optimization/34465
1985 * gimplify.c (gimplify_init_constructor): Add new parameter
1986 notify_temp_creation. Use it.
1987 (gimplify_modify_expr_rhs): Take volatiles into account when
1988 optimizing constructors.
1989 Do not optimize constructors if gimplify_init_constructor will dump to
1991 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1992 * gcc.c-torture/compile/pr34448.c: New.
1994 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1996 PR gcov-profile/34609
1997 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1998 return_slot if result is TREE_ADDRESSABLE.
2000 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2002 * config/mips/mips.md (sqrt_condition): Tweak comment.
2003 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2005 2008-01-03 Tom Tromey <tromey@redhat.com>
2008 * c-common.c (c_type_hash): Handle VLAs.
2010 2008-01-03 Jan Hubicka <jh@suse.cz>
2012 PR tree-optimization/31081
2013 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2014 0 when inlining and not inlining to first basic block.
2015 (remap_decl): When var is initialized to 0, don't set default_def.
2016 (expand_call_inline): Set entry_bb.
2017 * tree-inline.h (copy_body_data): Add entry_bb.
2019 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2022 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2025 PR tree-optimization/29484
2026 * tree-inline.c (inline_forbidden_p_2): New function.
2027 (inline_forbidden_p): Disallow inlining if some static var
2028 has an address of a local LABEL_DECL in its initializer.
2029 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2032 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2034 PR tree-optimization/34635
2035 * tree-data-ref.c (add_other_self_distances): Make sure that the
2036 evolution step is constant.
2038 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2041 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2043 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2045 * tree-sra.c (scalarize_init): Insert the generate_element_init
2046 statements after the generate_element_zero statements.
2048 2008-01-02 Richard Guenther <rguenther@suse.de>
2052 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2053 for very large number of operands instead of ICEing.
2055 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2058 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2059 while stack probing.
2061 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2063 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2066 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2069 * tree-mudflap.c (mx_register_decls): Guard warning by
2070 !DECL_ARTIFICIAL check.
2072 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2074 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2075 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2076 sse5_perm<mode>): Fix constraints.