1 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4 * doc/cfg.texi: Likewise.
5 * doc/extend.texi: Likewise.
6 * doc/gty.texi: Likewise.
7 * doc/invoke.texi: Likewise.
8 * doc/loop.texi: Likewise.
9 * doc/md.texi: Likewise.
10 * doc/passes.texi: Likewise.
11 * doc/rtl.texi: Likewise.
12 * doc/sourcebuild.texi: Likewise.
13 * doc/tm.texi: Likewise.
14 * doc/tree-ssa.texi: Likewise.
16 2008-02-17 Richard Guenther <rguenther@suse.de>
19 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20 without default definition.
22 2008-02-17 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/35231
25 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
28 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
32 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
33 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
34 libgcc_cmp_return mode.
36 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
39 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
41 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
43 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
46 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
48 * doc/c-tree.texi: Use `@.' where appropriate.
49 * doc/extend.texi: Likewise.
50 * doc/install.texi: Likewise.
51 * doc/invoke.texi: Likewise.
52 * doc/loop.texi: Likewise.
53 * doc/makefile.texi: Likewise.
54 * doc/md.texi: Likewise.
55 * doc/passes.texi: Likewise.
56 * doc/standards.texi: Likewise.
57 * doc/tm.texi: Likewise.
59 2008-02-15 Jakub Jelinek <jakub@redhat.com>
62 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
64 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
65 rather than in entry_bb.
67 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
70 libgcc_cmp_return mode.
72 2008-02-15 Jakub Jelinek <jakub@redhat.com>
75 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
76 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
78 2008-02-15 Richard Guenther <rguenther@suse.de>
79 Zdenek Dvorak <ook@ucw.cz>
81 PR tree-optimization/35164
82 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
83 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
84 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
85 Only propagate addresses which do not have abnormal SSA_NAMEs
88 2008-02-15 Joseph Myers <joseph@codesourcery.com>
91 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
93 2008-02-15 Jan Hubicka <jh@suse.cz>
96 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
98 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
101 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
102 when calculating alignment_pad.
104 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
106 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
107 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
108 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
109 and STACK_BOUNDARY define.
111 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
113 PR preprocessor/35061
114 * c-pragma.c (handle_pragma_pop_macro): Check that
115 pushed_macro_table has been allocated.
117 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
120 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
121 (force_gimple_operand): Likewise.
122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
123 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
124 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
125 (find_interesting_uses_address): Check addressability and alignment
126 of the base expression only after substituting bases of IVs into it.
128 2008-02-14 Michael Matz <matz@suse.de>
131 * function.c (instantiate_virtual_regs_in_insn): Reload address
132 before falling back to reloading the whole operand.
134 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
136 * config/s390/s390.c (s390_mainpool_start): Emit the pool
137 before the first section switch note.
139 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
141 * doc/bugreport.texi: Update copyright years.
142 * doc/c-tree.texi: Likewise.
143 * doc/cfg.texi: Likewise.
144 * doc/cpp.texi: Likewise.
145 * doc/cppinternals.texi: Likewise.
146 * doc/fragments.texi: Likewise.
147 * doc/frontends.texi: Likewise.
148 * doc/gcc.texi: Likewise.
149 * doc/gty.texi: Likewise.
150 * doc/hostconfig.texi: Likewise.
151 * doc/implement-c.texi: Likewise.
152 * doc/libgcc.texi: Likewise.
153 * doc/loop.texi: Likewise.
154 * doc/makefile.texi: Likewise.
155 * doc/options.texi: Likewise.
156 * doc/passes.texi: Likewise.
157 * doc/rtl.texi: Likewise.
158 * doc/sourcebuild.texi: Likewise.
159 * doc/standards.texi: Likewise.
160 * doc/tree-ssa.texi: Likewise.
161 * doc/trouble.texi: Likewise.
163 * doc/extend.texi: Use @: or add comma where appropriate.
164 * doc/invoke.texi: Likewise.
165 * doc/tm.texi: Likewise.
167 2008-02-14 Alan Modra <amodra@bigpond.net.au>
170 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
173 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
175 * doc/md.texi (clz, ctz): Add reference.
176 * doc/rtl.texi (clz, ctz): Likewise.
178 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
181 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
184 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
186 * config/s390/s390.c (struct constant_pool): New field
187 emit_pool_after added.
188 (s390_mainpool_start): Set the emit_pool_after flag according
189 to the section switch notes.
190 (s390_mainpool_finish): Consider emit_pool_after when emitting
191 the literal pool at the end of the function.
192 (s390_chunkify_start): Force literal pool splits at section
195 2008-02-13 Michael Matz <matz@suse.de>
198 * var-tracking.c (clobber_variable_part): Correctly traverse the
201 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
204 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
205 Add -fdump-ipa-inline.
206 * tree-dump.c (dump_files): Remove tree-inlined dump.
207 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
209 2008-02-12 Richard Guenther <rguenther@suse.de>
211 PR tree-optimization/35171
212 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
215 2008-02-12 Richard Guenther <rguenther@suse.de>
218 * fold-const.c (fold_widened_comparison): Use get_unwidened in
219 value-preserving mode. Disallow final truncation.
221 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
224 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
226 (force_gimple_operand): ...here.
228 2008-02-12 Jakub Jelinek <jakub@redhat.com>
231 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
232 non-compatible pointers.
233 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
234 different FIELD_DECLs, try harder by comparing field offsets, sizes
238 * function.c (match_asm_constraints_1): Don't replace the same input
241 2008-02-12 Anatoly Sokolov <aesok@post.ru>
243 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
244 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
245 (expand_epilogue): Restore RAMPZ register.
246 * config/avr/avr.md (RAMPZ_ADDR): New constant.
248 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
250 * config/i386/cygwin.asm: (__alloca): Correct calling
251 convention and alignment.
252 (__chkstk): Force 8 byte stack alignment.
254 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
255 Richard Guenther <rguenther@suse.de>
257 PR tree-optimization/33992
258 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
259 the zero we compare against.
261 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
264 * gthr-win32.h (__gthread_mutex_destroy_function): New function
265 to CloseHandle after unlocking to prevent accumulation of handle
268 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
271 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
272 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
273 and update LABEL_NUSES during and after reload.
275 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
278 * combine.c (simplify_if_then_else): Make sure the comparison is
279 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
281 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
284 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
285 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
286 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
287 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
288 * tree.h (get_type_static_bounds): Likewise.
290 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * doc/invoke.texi (Option Summary, C++ Dialect Options)
293 (Objective-C and Objective-C++ Dialect Options, Warning Options):
294 Make -Wfoo language annotations match what the compiler outputs.
296 2008-02-08 Sa Liu <saliu@de.ibm.com>
298 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
299 intrinsics spu_convts, spu_convtu, spu_convtf.
300 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
302 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
304 * doc/extend.texi (Function Attributes) <noinline>: Mention
305 asm ("") as method to keep calls.
307 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
310 * doc/options.texi (Options): Replace references to opts.sh with
312 * opts-common.c: Likewise.
313 * optc-gen.awk: Likewise.
315 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
317 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
319 2008-02-07 Richard Henderson <rth@redhat.com>
322 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
323 EXPR_LIST for the REG_EQUAL instead of a comparison with a
326 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
328 PR tree-optimization/35085
329 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
330 for operand entry oe2 in addition to operand entry oe3 in order to
331 expose more opportunities for vectorizer sum reduction.
333 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
336 * Makefile.in (LIBS): Remove $(GMPLIBS).
337 (cc1-dummy, cc1): Add $(GMPLIBS).
339 2008-02-06 Jan Hubicka <jh@suse.cz>
342 * i386.md (moddf_integer): Do not produce partial memory stalls for
343 targets where it hurts.
345 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
348 * optabs.c (expand_float): Do not check for decimal modes when
349 expanding unsigned integer through signed conversion.
351 2008-02-06 Nick Clifton <nickc@redhat.com>
353 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
354 inside the clobber with a match_operand and duplicated operand
355 number in the constraint.
356 (ineqbranchsi): Delete redundant comment.
358 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
360 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
361 builtin_define ("__USE_INIT_FINI__").
362 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
364 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
366 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
368 PR documentation/30330
369 * doc/invoke.texi (C++ Dialect Options)
370 (Objective-C and Objective-C++ Dialect Options, Warning Options):
371 For each warning option -Wfoo that allows -Wno-foo, ensure both
372 -Wfoo and -Wno-foo are listed in the option index. Fix index
373 entry of -Wswitch-default, index -Wnormalized= including the
374 `=', and -Wlarger-than-@var{len} including @var{len}.
376 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (floatunssisf2): Use
379 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
380 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
381 Macroize expander using MODEF mode iterator.
383 2008-02-05 Diego Novillo <dnovillo@google.com>
385 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
388 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
390 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
395 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
398 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
399 to indicate if a message should be generated.
400 (init_cumulative_args): Updated.
401 (function_value_32): Likewise.
403 2008-02-05 Joseph Myers <joseph@codesourcery.com>
405 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
407 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
411 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
413 2008-02-04 Diego Novillo <dnovillo@google.com>
415 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
418 * tree-vrp.c (vrp_evaluate_conditional): With
419 -Wtype-limits, emit a warning when comparing against a
420 constant outside the natural range of OP0's type.
422 2008-02-04 Richard Guenther <rguenther@suse.de>
425 * expr.c (count_type_elements): Give for unions instead of
428 2008-02-04 Richard Guenther <rguenther@suse.de>
431 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
432 to TYPE_DOMAINs base type instead of using bitsizetype here.
434 2008-02-03 Jason Merrill <jason@redhat.com>
436 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
438 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
441 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
442 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
443 (RS/6000 and PowerPC Options): Fix typos and markup.
444 * doc/passes.texi (Tree-SSA passes): Likewise.
446 2008-02-02 Michael Matz <matz@suse.de>
449 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
450 from record_last_reg_set_info.
451 (record_last_reg_set_info): Take an RTX argument, iterate over all
452 constituent hardregs.
453 (record_last_set_info, record_opr_changes): Change calls to
454 new signature or to record_last_reg_set_info_regno.
456 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
458 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
460 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
462 PR rtl-optimization/34773
463 * reg-notes.def (EQUAL): Mention significance of combination of
464 REG_EQUAL and REG_RETVAL.
465 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
466 insn that has a REG_RETVAL.
468 2008-02-01 Roger Sayle <roger@eyesopen.com>
471 * configure.ac (--enable-fixed-point): Disable unless explicitly
473 * configure: Regenerate.
475 2008-02-01 Richard Guenther <rguenther@suse.de>
478 * invoke.texi (-finline-limit): Remove no longer true parts
479 of the documentation. Note that there is no default value.
481 2008-02-01 Andrew Pinski <pinskia@gmail.com>
482 Mark Mitchell <mark@codesourcery.com>
483 Ben Elliston <bje@au.ibm.com>
486 * doc/extend.texi (Other Builtins): Document.
488 2008-01-31 Tom Browder <tom.browder@gmail.com>
490 * doc/c-tree.texi (Types): Fix grammar.
491 (Expression trees): Ditto.
492 * doc/passes.texi (Tree-SSA passes): Ditto.
494 * doc/configterms.texi (Configure Terms): Fix typo.
495 * doc/cpp.texi (Common Predefined Macros): Ditto.
496 * doc/md.texi (Machine Constraints): Ditto.
498 * doc/makefile.texi (Makefile): Add comma.
500 2008-01-31 Tom Browder <tom.browder@gmail.com>
501 Gerald Pfeifer <gerald@pfeifer.com>
503 * doc/sourcebuild.texi (Front End): Remove references to CVS
505 (Texinfo Manuals): Replace reference to CVS by one to SVN.
506 (Back End): Remove reference to CVS.
508 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
511 * config/mips/mips.c (gen_load_const_gp): New function, taking a
513 (mips16_gp_pseudo_reg): ...here.
514 * config/mips/mips.md (load_const_gp): Replace with...
515 (load_const_gp_<mode>): ...this :P-based insn.
517 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
519 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
520 options. Minor fixes.
521 (-std): Move reference to standards closer to where language
522 standards are first mentioned.
524 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
526 PR rtl-optimization/34995
527 * reload.c (alternative_allows_const_pool_ref): Take an rtx
528 parameter and return a bool. If the rtx parameter is nonnull,
529 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
530 (find_reloads): Update call accordingly. Pass the new operand
531 if it needed no address reloads, otherwise pass null.
533 2008-01-30 Richard Henderson <rth@redhat.com>
536 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
537 for unbounded arrays.
539 2008-01-30 Silvius Rus <rus@google.com>
541 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
543 2008-01-30 Jan Hubicka <jh@suse.cz>
546 * i386.c (init_cumulative_args): Use real function declaration when
549 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
551 PR rtl-optimization/34998
552 * global.c (build_insn_chain): Treat non-subreg_lowpart
553 SUBREGs of pseudos as clobbering all the words covered by the
554 SUBREG, not just all the bytes.
555 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
556 original df_ref rather than an extract parameter.
557 (global_conflicts): Update call accordingly.
559 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
561 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
562 the overflow check to make it easier to read.
563 (__fixtfdi): Change the type of the ll member in union
564 long_double to UDItype_x.
566 2008-01-30 Jakub Jelinek <jakub@redhat.com>
569 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
570 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
571 * tree-inline.c (fold_marked_statements): Call
572 cgraph_update_edges_for_call_stmt if folding a call statement.
573 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
574 debug_generic_stmt calls, reset it back afterwards.
577 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
579 * c-typeck.c (build_external_ref): Don't pedwarn about
580 static vars in current function's scope.
582 2008-01-29 Joseph Myers <joseph@codesourcery.com>
584 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
586 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
589 * ipa-struct-reorg.c: Fix spelling.
592 2008-01-29 Richard Guenther <rguenther@suse.de>
595 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
597 * tree-inline.c (remap_type): Increment remapping_type_depth
598 around remapping types.
599 (copy_body_r): Only add referenced variables if they are referenced
600 from code, not types.
602 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
613 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
614 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
616 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
619 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
620 pointer for tiny stack.
622 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
624 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
626 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
628 * config/vx-common.h: Fix typo in comment.
630 2008-01-28 Ian Lance Taylor <iant@google.com>
634 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
635 coalesce pointers if they have different DECL_NO_TBAA_P values.
636 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
637 between variables with different DECL_NO_TBAA_P values.
639 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
642 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
643 are not legitimate small data references on SPE targets.
645 2008-01-28 David Daney <ddaney@avtrex.com>
647 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
649 2008-01-28 David Daney <ddaney@avtrex.com>
651 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
653 2008-01-27 Joseph Myers <joseph@codesourcery.com>
655 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
656 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
657 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
658 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
659 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
660 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
661 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
662 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
664 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
666 * basic-block.h (condjump_equiv_p): Fix comment.
668 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
670 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
671 print_generic_stmt_indented): Fix comment.
673 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
675 * configure.ac (__stack_chk_fail): Add detecion for availability
676 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
677 * configure: Regenerate.
679 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
682 * final.c (output_addr_const): Handle TRUNCATE.
684 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
687 * tree-ssa-loop-ivopts.c (comp_cost): New type.
688 (zero_cost, infinite_cost): New constants.
689 (struct cost_pair): Change type of cost to comp_cost.
690 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
691 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
693 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
694 split_address_cost, ptr_difference_cost, difference_cost,
695 get_computation_cost_at, get_computation_cost,
696 determine_use_iv_cost_generic, determine_use_iv_cost_address,
697 determine_use_iv_cost_condition, determine_use_iv_costs,
698 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
699 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
700 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
701 Change type of cost to comp_cost.
702 (determine_iv_cost): Increase cost of non-original ivs, instead
703 of decreasing the cost of original ones.
704 (get_address_cost): Indicate the complexity of the addressing mode
706 (try_add_cand_for): Prefer using ivs not specific to some object.
707 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
709 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
710 Janis Johnson <janis187@us.ibm.com>
713 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
714 (TARGET_INSTANTIATE_DECLS): Likewise.
715 * target.h (expand_to_rtl_hook): New target hook.
716 (instantiate_decls): Likewise.
717 * function.c (instantiate_decl): Make non-static. Rename to...
718 (instantiate_decl_rtl): ... this.
719 (instantiate_expr): Use instantiate_decl_rtl.
720 (instantiate_decls_1): Likewise.
721 (instantiate_decls): Likewise.
722 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
723 * function.h (instantiate_decl_rtl): Add prototype.
724 * cfgexpand.c (target.h): New include.
725 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
726 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
727 (TARGET_INSTANTIATE_DECLS): Likewise.
728 (TARGET_INITIALIZER): New target hooks added.
729 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
731 * config/rs6000/rs6000.c (tree-flow.h): New include.
732 (machine_function): Add sdmode_stack_slot field.
733 (rs6000_alloc_sdmode_stack_slot): New function.
734 (rs6000_instantiate_decls): Likewise.
735 (rs6000_secondary_memory_needed_rtx): Likewise.
736 (rs6000_check_sdmode): Likewise.
737 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
738 (TARGET_INSTANTIATE_DECLS): Likewise.
739 (rs6000_hard_regno_mode_ok): Allow SDmode.
740 (num_insns_constant): Likewise. Handle _Decimal32 constants.
741 (rs6000_emit_move): Handle SDmode.
742 (function_arg_advance): Likewise.
743 (function_arg): Likewise.
744 (rs6000_gimplify_va_arg): Likewise. Add special handling of
745 SDmode var args for 32-bit compiles.
746 (rs6000_secondary_reload_class): Handle SDmode.
747 (rs6000_output_function_epilogue): Likewise.
748 (rs6000_function_value): Simplify if statement.
749 (rs6000_libcall_value): Likewise.
750 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
751 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
752 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
753 (movsd_hardfloat): New define_insn.
754 (movsd_softfloat): Likewise.
755 (movsd_store): Likewise.
756 (movsd_load): Likewise.
757 (extendsddd2): Likewise.
758 (extendsdtd2): Likewise.
759 (truncddsd2): Likewise.
760 (movdd_hardfloat64): Fixup comment.
761 (UNSPEC_MOVSD_LOAD): New constant.
762 (UNSPEC_MOVSD_STORE): Likewise.
764 2008-01-26 Jakub Jelinek <jakub@redhat.com>
767 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
769 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
770 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
771 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
774 2008-01-26 David Edelsohn <edelsohn@gnu.org>
777 * config.gcc: Separate AIX 5.3 from AIX 6.1.
778 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
780 * config/rs6000/aix61.h: New file.
782 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
784 PR rtl-optimization/34959
785 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
786 popcount and parity rtxes the same mode as their operand.
787 Truncate or extend the result to the return value's mode
790 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
793 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
794 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
795 to GOT_VERSION_REGNUM.
796 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
797 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
798 * config/mips/mips.c (mips_emit_call_insn): New function.
799 (mips_call_tls_get_addr): Call mips_expand_call directly.
800 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
802 (mips16_build_call_stub): Likewise. Return the call insn or null.
803 (mips_expand_call): Update the call to mips16_build_call_stub
804 accordingly and a remove redundant condition. Assert that MIPS16
805 stubs do not use lazy binding. Use mips_emit_call_insn and return
807 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
809 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
810 (mips_avoid_hazard): Remove hazard_set handling.
811 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
812 (UNSPEC_RESTORE_GP): ...this.
813 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
814 (FAKE_CALL_REGNO): Rename to...
815 (GOT_VERSION_REGNUM): ...this.
816 (type): Add "ghost" value. Add an associated insn reservation.
817 (hazard_set): Remove.
818 (exception_receiver): Rename to...
819 (restore_gp): ...this and update the unspec identifier accordingly.
820 (exception_receiver, nonlocal_got_receiver): New expanders.
821 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
822 FAKE_CALL_REGNO. Remove hazard_set attribute.
823 (set_got_version, update_got_version): New patterns.
825 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
828 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
830 2008-01-25 Joseph Myers <joseph@codesourcery.com>
833 * doc/install.texi2html: Generate gcc-vers.texi.
835 2008-01-25 DJ Delorie <dj@redhat.com>
837 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
839 2008-01-25 Joseph Myers <joseph@codesourcery.com>
841 * config/c4x: Remove directory.
842 * config.gcc (crx-*, mt-*): Mark obsolete.
843 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
844 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
845 sh-*-rtemscoff*): Remove cases.
846 * defaults.h (C4X_FLOAT_FORMAT): Remove.
847 * real.c (encode_c4x_single, decode_c4x_single,
848 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
849 c4x_extended_format): Remove.
850 * real.h (c4x_single_format, c4x_extended_format): Remove.
851 * doc/extend.texi (interrupt, naked): Remove mention of attributes
853 (Pragmas): Remove comment about c4x pragmas.
854 * doc/install.texi (c4x): Remove target-specific instructions.
855 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
856 * doc/md.texi (Machine Constraints): Remove C4x documentation.
857 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
858 refer to C4x source files as examples.
859 (C4X_FLOAT_FORMAT): Remove documentation.
861 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
863 * config/bfin/bfin.c (override_options): Reorder tests so that
864 flag_pic gets enabled for -msep-data.
866 2008-01-25 Richard Guenther <rguenther@suse.de>
869 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
870 to its bitfield precision if required.
872 2008-01-25 Jakub Jelinek <jakub@redhat.com>
875 * tree-nested.c (walk_omp_for): New function.
876 (convert_nonlocal_reference, convert_local_reference): Call
877 walk_omp_for on OMP_FOR.
878 (convert_call_expr): Call walk_body on OMP_FOR's
879 OMP_FOR_PRE_INIT_BODY.
881 2008-01-25 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/34966
884 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
885 default defs and PHI_NODEs we have to insert after the
888 2008-01-24 Nick Clifton <nickc@redhat.com>
890 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
891 Provide a default definition.
892 (LIBGCC2_UNITS_PER_WORD): Likewise.
894 * config/stormy16/stormy16.c: Include df.h for the prototype
895 for df_regs_ever_live_p.
896 (xstormy16_expand_builtin_va_start): Convert the stack offset
897 into a component_ref and then use POINTER_PLUS_EXPR to add it
898 to the incoming_virtual_args_rtx.
899 (xstormy16_gimplify_va_arg_expr): Rename to
900 xstormy16_gimplify_va_arg_expr.
901 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
902 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
903 xstormy16_gimplify_va_arg_expr.
904 Fix up some formatting issues.
906 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
907 Move to predicates.md.
908 (xs_hi_general_operand): Likewise.
909 (xs_hi_nonmemory_operand): Likewise.
910 * config/stormy16/predicates.md:
911 (xstormy16_carry_plus_operand): New predicate.
912 (xs_hi_general_operand): New predicate.
913 (xs_hi_nonmemory_operand): New predicate.
914 * config/stormy16/stormy16-protos.h:
915 (xstormy16_carry_plus_operand): Delete prototype.
916 (xs_hi_general_operand): Likewise.
917 (xs_hi_nonmemory_operand): Likewise.
919 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
920 modifiers as they are no longer needed and they can trigger
921 reload spill failures.
923 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
924 with a match_operand in order to help reload.
926 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
927 constraint with 'e' for the 8th alternative as this version of
928 the mov.w instruction only accepts the lower 8 registers.
930 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
933 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
934 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
937 2008-01-25 Jakub Jelinek <jakub@redhat.com>
940 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
942 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
944 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
946 (remove_structure): Update allocations list before removing structure.
948 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
950 * ipa-struct-reorg.c (is_safe_cond_expr,
951 create_new_stmts_for_cond_expr): Use integer_zerop function,
952 that recognize not only zero-pointer, but zero-integer too.
954 2008-01-25 Ben Elliston <bje@au.ibm.com>
957 * fixproto: Escape "." in sed expression that strips leading "./".
959 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
962 * gcc.c (SWITCH_OK): Removed.
963 (SWITCH_LIVE): Changed to bit.
964 (SWITCH_FALSE): Likewise.
965 (SWITCH_IGNORE): Likewise.
966 (switchstr): Change live_cond to unsigned int.
967 (process_command): Replace SWITCH_OK with 0.
968 (do_self_spec): Likewise.
969 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
970 (give_switch): Likewise.
971 (used_arg): Likewise.
972 (do_spec_1): Set the SWITCH_IGNORE bit.
973 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
974 bits. Set the SWITCH_LIVE bit.
976 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
978 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
980 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
982 PR tree-optimization/34472
983 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
984 parameter to a "bool *" and set *DATA to false if there is
985 an unsafe access. Do not delete the structure here.
986 (check_cond_exprs): Delete it here instead.
987 (check_cond_exprs, exclude_cold_structs): Do not increase
988 I when removing a structure.
990 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/i386.c (ix86_expand_vector_init): Consider only
994 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
996 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
999 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1000 a fixed vector for stack.
1002 2008-01-24 Ben Elliston <bje@au.ibm.com>
1005 * doc/gcc.texi (Software development): Add a direntry for g++.
1007 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1009 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1010 stale and straggling -fforce-addr comments above.
1012 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1014 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1015 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1017 2008-01-23 Michael Matz <matz@suse.de>
1020 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1023 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1025 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1028 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1030 * config/avr/avr.c (avr_current_arch): New variable.
1031 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1032 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1033 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1034 (avr_override_options): Init 'avr_current_arch'.
1035 (base_arch_s): Move from here...
1036 * config/avr/avr.h (base_arch_s): ... here. Add new members
1037 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1038 'mega' to 'have_jmp_call'.
1039 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1040 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1042 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1044 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1045 MULTILIB_MATCHES): (Ditto.).
1047 2008-01-23 Richard Guenther <rguenther@suse.de>
1050 * cgraphunit.c (cgraph_reset_node): Always mark the node
1051 not reachable if it is not queued already.
1053 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1055 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1056 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1057 (cputype_selected): New static variable.
1058 (bfin_handle_option): Set it if -mcpu is used.
1059 (override_option): Select default set of workarounds if no cpu type
1060 selected on the command line.
1061 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1063 From Michael Frysinger <michael.frysinger@analog.com>
1064 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1065 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1067 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1068 for bf547, bf523, bf524, and bf526.
1069 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1071 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1072 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1073 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1074 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1075 * doc/invoke.texi (Blackfin Options): Document that
1076 -mcpu now accept bf547, bf523, bf524, and bf526.
1078 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1080 PR rtl-optimization/34628
1081 * combine.c (try_combine): Stop and undo after the first combination
1082 if an autoincrement side-effect on the first insn has effectively
1085 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1088 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1089 Offset addresses are not valid for Altivec or paired float modes.
1091 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1094 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1095 if DECL_INITIAL (decl) is error_mark_node.
1098 * c-common.c (handle_vector_size_attribute): Only allow
1099 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1100 the same way as pointer, array etc. types.
1101 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1104 * tree.c (build_type_attribute_qual_variant): Call
1105 build_qualified_type if attributes are equal, but quals are not.
1107 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1110 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1111 * flags.h (warn_strict_aliasing): Remove.
1112 (warn_strict_overflow): Remove.
1113 * opts.c (warn_strict_aliasing): Remove.
1114 (warn_strict_overflow): Remove.
1115 * c-opts.c (c_common_handle_option): -Wall only sets
1116 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1117 (c_common_post_options): Give default values to -Wstrict-aliasing
1118 and -Wstrict-overflow if they are uninitialized.
1119 * common.opt (Wstrict-aliasing): Specify Var and Init.
1120 (Wstrict-overflow): Likewise.
1122 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1124 PR rtl-optimization/26854
1125 PR rtl-optimization/34400
1126 PR rtl-optimization/34884
1127 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1129 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1130 (df_rd_bb_info.expanded_lr_out): Deleted
1131 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1132 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1133 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1134 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1135 Removed code to allocate, initialize or free expanded_lr_out.
1136 (df_rd_bb_local_compute_process_def): Restructured to make more
1138 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1139 sets if the sets are being trimmed.
1141 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1144 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1145 (as_vers): Likewise.
1146 * configure: Regenerated.
1148 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1151 * tree-pass.h (pass_build_alias): New pass.
1152 * tree-ssa-alias.c (gate_build_alias): New.
1153 (pass_build_alias): New.
1154 * passes.c (init_optimization_passes): Add pass_build_alias after
1155 pass_create_structure_vars.
1157 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1159 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1160 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1161 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1162 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1163 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1164 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1165 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1166 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1167 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1168 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1169 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1170 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1171 * config/s390/s390.md (FP_ALL): New mode iterator.
1172 (_d): New mode attribute.
1173 ("*signbit<mode>2>"): Changed mode of first operand.
1174 ("isinf<mode>2"): Changed mode of first operand.
1175 ("*TDC_insn"): Adaptation for DFP modes.
1177 2008-01-22 Ben Elliston <bje@au.ibm.com>
1179 * tree.c (check_qualified_type): Improve function description.
1181 2008-01-21 Jason Merrill <jason@redhat.com>
1184 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1185 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1188 2008-01-21 DJ Delorie <dj@redhat.com>
1190 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1193 2008-01-21 Richard Guenther <rguenther@suse.de>
1196 * tree-cfg.c (verify_expr): Allow all invariant expressions
1197 instead of just constant class ones as reference argument.
1198 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1199 like any other constant.
1200 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1202 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1204 * regmove.c (fixup_match_1): Update call crossed frequencies.
1206 2008-01-21 Richard Guenther <rguenther@suse.de>
1209 * tree-inline.c (setup_one_parameter): Deal with mismatched
1210 types using a VIEW_CONVERT_EXPR.
1212 2008-01-21 Alon Dayan <alond@il.ibm.com>
1213 Olga Golovanevsky <olga@il.ibm.com>
1215 PR tree-optimization/34701
1216 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1217 when the structure size is not a power of 2.
1219 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1221 * doc/install.texi: Add doc for --enable-checking=df.
1223 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1225 PR rtl-optimization/34808
1226 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1228 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1230 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1233 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1235 PR rtl-optimization/26854
1236 PR rtl-optimization/34400
1237 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1239 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1240 (df_rd_bb_info.expanded_lr_out): New.
1241 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1242 * loop_iv.c (iv_analysis_loop_init): Ditto.
1243 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1244 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1245 Added code to allocate, initialize or free expanded_lr_out.
1246 (df_rd_bb_local_compute_process_def): Restructured to make
1247 more understandable.
1248 (df_rd_confluence_n): Add code to do nothing with fake edges and
1249 code to no apply invalidate_by_call sets if the sets are being trimmed.
1250 (df_lr_local_finalize): Renamed to df_lr_finalize.
1251 (df_live_local_finalize): Renamed to df_live_finalize.
1253 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1256 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1257 deciding whether to use reciprocal instructions.
1259 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1261 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1262 dwarf2out_note_section_used if cold_text_section is NULL.
1264 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1266 PR gcov-profile/34610
1267 * tree-cfg.c (make_edges): Mark both outgoing edges from
1268 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1269 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1270 from OMP_FOR and OMP_CONTINUE outgoing edges.
1272 * tree-profile.c (tree_profiling): Return early if
1273 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1275 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1276 from cfun to child_cfun.
1277 * function.h (struct function): Add after_tree_profile bit.
1279 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1281 * config/avr/avr.S (_exit): Disable interrupt.
1283 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1284 Steven Bosscher <stevenb.gcc@gmail.com>
1286 PR rtl-optimization/26854
1287 PR rtl-optimization/34400
1288 * df-problems.c (df_live_scratch): New scratch bitmap.
1289 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1290 (df_live_reset): Clear the proper bitmaps.
1291 (df_live_bb_local_compute): Only process the artificial defs once
1292 since the order is not important.
1293 (df_live_init): Init the df_live sets only with the variables
1294 found live by df_lr.
1295 (df_live_transfer_function): Use the df_lr sets to prune the
1296 df_live sets as they are being computed.
1297 (df_live_free): Free df_live_scratch.
1299 2008-01-18 Ian Lance Taylor <iant@google.com>
1301 * common.opt: Add fmerge-debug-strings.
1302 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1303 flag_merge_debug_strings rather than flag_merge_constants.
1304 * doc/invoke.texi (Option Summary): Mention
1305 -fmerge-debug-strings.
1306 (Debugging Options): Document -fmerge-debug-strings.
1308 2008-01-18 Ian Lance Taylor <iant@google.com>
1311 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1312 (struct tree_function_decl): Add new field operator_new_flag.
1313 * tree-inline.c (expand_call_inline): When inlining a call to
1314 operator new, force the return value to go into a variable, and
1315 set DECL_NO_TBAA_P on that variable.
1316 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1318 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1321 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1322 DWARF2_DEBUGGING_INFO.
1323 (dwarf2out_note_section_used): Ditto. Add prototype.
1324 (have_multiple_function_sections, text_section_used,
1325 cold_text_section_used, *cold_text_sections): Move declarations
1328 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1330 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1331 field and add signal_ra.
1332 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1333 assignments to frame state pc. Move end of stack check after
1334 MD_FALLBACK_FRAME_STATE_FOR.
1335 (uw_update_context_1): Use frame state signal_regs if set, instead
1336 of checking signal_frame flag.
1337 (uw_update_context): Use frame state signal_ra if set.
1338 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1339 * config/xtensa/linux-unwind.h: New file.
1341 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1343 * modulo-sched.c (get_sched_window): Fix comment typo.
1345 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1347 PR tree-optimization/34648
1348 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1350 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1352 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1353 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1355 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1357 PR rtl-optimization/34400
1358 * df-core.c (df_worklist_dataflow_overeager,
1359 df_worklist_dataflow_doublequeue): New functions.
1360 (df_worklist_dataflow): Two different worklist solvers.
1361 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1364 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1367 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1368 and ftree-parallelize-loops.
1370 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1372 PR rtl-optimization/34826
1373 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1375 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1377 * global.c (find_reg): Mark the eh regs as used if necessary.
1378 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1379 * ra.h (struct allocno): no_eh_reg field added. Changed
1380 no_stack_reg type to bitfield.
1382 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1384 * tree.c (substitute_in_expr): Add missing 'break'.
1386 2008-01-17 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/34825
1389 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1390 x / x as division to handle.
1392 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1394 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1395 "-pthread" is specified.
1396 * pa-hpux11.h (LIB_SPEC): Likewise.
1398 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1399 Peter Bergner <bergner@vnet.ibm.com>
1401 PR rtl-optimization/33796
1402 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1404 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 PR libgfortran/34699
1407 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1409 * pa-hpux10.h (LINK_SPEC): Likewise.
1410 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1412 2008-01-16 Richard Guenther <rguenther@suse.de>
1415 * fold-const.c (fold_convert_const_int_from_int): Do not
1416 set overflow if that occured only because of a sign extension
1417 change when converting from/to a sizetype with the same
1418 precision and signedness.
1420 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1423 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1424 location address to the correct place. Update copyright year.
1426 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1428 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1429 no dependences in the dependence_relations vector.
1431 2008-01-16 Jan Hubicka <jh@suse.cz>
1433 PR rtl-optimization/31396
1434 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1435 * cfg.c (dump_reg_info): Print it.
1436 * regs.h (struct reg_info_t): add freq_calls_crossed.
1437 (REG_FREQ_CALLS_CROSSED): New macro.
1438 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1439 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1440 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1441 regmove_optimize): Update call crossed frequencies.
1442 * local-alloc.c (struct qty): Add freq_calls_crossed.
1443 (alloc_qty): Copute freq_calls_crossed.
1444 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1445 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1446 * ra.h (struct allocno): Add freq_calls_crossed.
1448 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1450 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1451 libgomp when compiling with ftree-parallelize-loops.
1452 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1454 2008-01-16 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/34769
1457 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1458 * tree.c (int_cst_value): Instead make this function more
1459 permissive in what it accepts as valid input. Document this
1460 function always sign-extends the value.
1462 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1463 Richard Guenther <rguenther@suse.de>
1466 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1467 (gimple_fold_indirect_ref_rhs): ... this.
1468 (gimple_fold_indirect_ref): New function with foldings
1469 that preserve lvalueness.
1470 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1471 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1472 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1473 to fold an INDIRECT_REF, fall back to the old use of
1474 fold_indirect_ref_1.
1476 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1478 * tree-data-ref.c (subscript_dependence_tester_1): Call
1479 free_conflict_function.
1480 (compute_self_dependence): Same.
1482 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1485 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1486 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1488 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1489 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1490 for DWARF2_UNWIND_INFO targets.
1492 2008-01-16 Richard Guenther <rguenther@suse.de>
1495 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1496 type qualifiers for function types.
1498 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1500 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1501 loop_iterator li from previous commit.
1503 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1505 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1507 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1509 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1510 (parallelize_loops): Don't parallelize irreducible components.
1512 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1515 * c-opts (c_common_post_options): Do not enable CPP
1516 flag_pedantic_errors by default.
1518 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1520 PR rtl-optimization/31944
1521 * cse.c (remove_pseudo_from_table): New function.
1522 (merge_equiv_classes): Use above function to remove pseudo-registers.
1523 (invalidate): Likewise.
1525 2008-01-13 Richard Guenther <rguenther@suse.de>
1528 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1529 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1531 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1533 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1534 validate_change to unshare the source of the PC set.
1536 2008-01-12 Jan Hubicka <jh@suse.cz>
1539 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1540 references above array bounds. This might trigger bounds checks for
1543 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1545 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1546 new_replaceable_dependencies.
1548 2008-01-12 Doug Kwan <dougkwan@google.com>
1550 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1551 instead of OPT_Wreturn_type in warning due to ignored return type
1553 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1554 options included in -Wextra.
1555 * c.opt: New option -Wignored_qualifiers.
1556 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1557 -Wignore_qualifiers.
1558 (-Wignored-qualifiers): Document.
1559 (-Wreturn-type): Remove description of functionality now handled
1560 by -Wignored-qualifiers.
1562 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1565 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1566 NOP_EXPR if it is between integral types with the same precision.
1568 2008-01-12 Jan Hubicka <jh@suse.cz>
1571 * invoke.texi (max-inline-recursive-depth): Fix default value.
1573 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1575 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1578 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1580 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1582 2008-01-11 James E. Wilson <wilson@specifix.com>
1585 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1587 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1589 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1590 save/restore frame pointer register and don't use 'call-prologues'
1591 optimization in function with "OS_task" attribute.
1593 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1596 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1597 when copying to memory.
1599 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1601 PR rtl-optimization/30905
1602 * cfgcleanup.c: Include dce.h
1603 (crossjumps_occured): New global variable.
1604 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1605 If something changed, set crossjumps_occured to true.
1606 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1607 Don't add/remove fake edges to exit here...
1608 (cleanup_cfg): ...but do it here, when crossjumping.
1609 Run a fast DCE when successful crossjumps occured in the latest
1610 iteration of try_optimize_cfg.
1612 2008-01-11 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1615 (struct vn_unary_op_s): Likewise.
1616 (vn_reference_insert): Free old reference on hash collision.
1618 2008-01-10 Raksit Ashok <raksit@google.com>
1620 PR rtl-optimization/27971
1621 * combine.c (find_split_point): Split PLUS expressions which are
1622 inside a MEM rtx, and whose first operand is complex.
1624 2008-01-10 DJ Delorie <dj@redhat.com>
1626 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1627 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1628 (m32c_hard_regno_ok): Call the underlying function.
1630 2008-01-10 Richard Guenther <rguenther@suse.de>
1633 * tree-cfg.c (tree_merge_blocks): Do not go through the
1634 full-blown folding and stmt updating path if we just deal
1635 with virtual operands.
1636 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1637 test for abnormal SSA_NAMEs.
1639 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1642 * reload.c (push_reload): Add assertions. All constants from
1643 reg_equiv_constant should have been used for replacing the respective
1645 (find_reloads_address): Invoke find_reloads_address_part for
1646 constant taken from the reg_equiv_constant array.
1648 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1650 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1651 field (valnum) the first in the struct. Replace bools with
1654 2008-01-10 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/34651
1657 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1658 types and ordering for masking and converting.
1660 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1662 PR tree-optimization/34017
1663 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1664 also for PHI_NODE expressions.
1666 2008-01-09 Jan Hubicka <jh@suse.cz>
1668 PR tree-optimization/34708
1669 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1670 based on number of case labels.
1671 (init_inline_once): Remove switch_cost.
1672 * tree-inline.h (eni_weights_d): Remove switch_cost.
1674 2008-01-09 Richard Guenther <rguenther@suse.de>
1675 Andrew Pinski <andrew_pinski@playstation.sony.com>
1678 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1679 temporary if an rvalue is ok or an lvalue is not required.
1681 2008-01-09 Richard Guenther <rguenther@suse.de>
1684 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1687 2008-01-09 Richard Guenther <rguenther@suse.de>
1690 * tree.c (host_integerp): Check for sizetype only if the
1691 type is an integer type.
1693 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1696 * opts.c (decode_options): Disable inlining of functions called
1697 once if not in unit-at-a-time mode.
1699 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1701 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1703 2008-01-08 Richard Guenther <rguenther@suse.de>
1706 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1707 out early if the result will be unused.
1709 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1714 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1718 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1720 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1721 for vectorization tuned.
1723 2008-01-08 Richard Guenther <rguenther@suse.de>
1725 PR tree-optimization/34683
1726 * tree-ssa-operands.c (operand_build_cmp): Export.
1727 * tree-ssa-operands.h (operand_build_cmp): Declare.
1728 * tree-vn.c (vuses_compare): Remove.
1729 (sort_vuses): Use operand_build_cmp.
1730 (sort_vuses_heap): Likewise.
1731 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1732 to re-use old VEC if available. Do not sort already sorted VUSEs.
1733 (vdefs_to_vec): Do not sort already sorted VDEFs.
1735 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1738 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1740 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1743 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1744 limitations of reciprocal sequences on x86 targets.
1746 2008-01-08 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/34683
1749 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1751 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1754 * config/darwin.c (darwin_mergeable_string_section): Don't use
1755 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1757 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1761 negxf2. Macroize expander using X87MODEF mode iterator. Change
1762 predicates of op0 and op1 to register_operand.
1763 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1764 expander using X87MODEF mode iterator. Change predicates of
1765 op0 and op1 to register_operand.
1766 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1767 corresponding patterns and macroize using MODEF macro. Change
1768 predicates of op0 and op1 to register_operand and remove
1769 "m" constraint. Disparage "r" alternative with "!".
1770 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1771 macroize using X87MODEF macro. Change predicates of op0 and op1
1772 to register_operand and remove "m" constraint. Disparage "r"
1773 alternative with "!".
1774 (absneg splitter with memory operands): Remove.
1775 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1776 patterns and macroize using X87MODEF mode iterator.
1777 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1778 Change predicate of op1 to register_operand.
1779 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1780 for memory operands.
1782 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1784 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1786 2008-01-07 Richard Guenther <rguenther@suse.de>
1788 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1791 2008-01-07 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/34683
1794 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1795 VOPs of the needed size to save memory. Use VEC_quick_push
1796 to save compile-time.
1797 (vdefs_to_vec): Likewise.
1799 2008-01-07 Sa Liu <saliu@de.ibm.com>
1801 * config/spu/spu.md (divdf3): Genetate inline code for double
1802 division. The implementation doesn't handle INF or NAN, therefore it
1803 only applies when -ffinite-math-only is given.
1805 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1808 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1809 * doc/cpp.texi ([Common Predefined Macros]): Document.
1811 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1814 order to use commutative addition instead of subtraction.
1816 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1817 Mircea Namolaru <namolaru@il.ibm.com>
1818 Vladimir Yanovsky <yanov@il.ibm.com>
1819 Revital Eres <eres@il.ibm.com>
1821 PR tree-optimization/34263
1822 * tree-outof-ssa.c (process_single_block_loop_latch,
1823 contains_tree_r): New functions.
1824 (analyze_edges_for_bb): Call process_single_block_loop_latch
1825 function to empty single-basic-block latch block if possible.
1827 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1831 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1833 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1835 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1837 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1839 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1841 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1843 PR tree-optimization/34618
1844 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1847 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1851 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1852 Update copyright year.
1854 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1855 Update copyright year.
1856 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1859 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1861 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1862 edge does not point to current bb before changing need_assert.
1864 2008-01-04 Richard Guenther <rguenther@suse.de>
1867 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1868 for verifying purposes if they are is_gimple_min_invariant.
1870 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1872 PR tree-optimization/34448
1873 PR tree-optimization/34465
1874 * gimplify.c (gimplify_init_constructor): Add new parameter
1875 notify_temp_creation. Use it.
1876 (gimplify_modify_expr_rhs): Take volatiles into account when
1877 optimizing constructors.
1878 Do not optimize constructors if gimplify_init_constructor will dump to
1880 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1881 * gcc.c-torture/compile/pr34448.c: New.
1883 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1885 PR gcov-profile/34609
1886 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1887 return_slot if result is TREE_ADDRESSABLE.
1889 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1891 * config/mips/mips.md (sqrt_condition): Tweak comment.
1892 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1894 2008-01-03 Tom Tromey <tromey@redhat.com>
1897 * c-common.c (c_type_hash): Handle VLAs.
1899 2008-01-03 Jan Hubicka <jh@suse.cz>
1901 PR tree-optimization/31081
1902 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1903 0 when inlining and not inlining to first basic block.
1904 (remap_decl): When var is initialized to 0, don't set default_def.
1905 (expand_call_inline): Set entry_bb.
1906 * tree-inline.h (copy_body_data): Add entry_bb.
1908 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1911 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1914 PR tree-optimization/29484
1915 * tree-inline.c (inline_forbidden_p_2): New function.
1916 (inline_forbidden_p): Disallow inlining if some static var
1917 has an address of a local LABEL_DECL in its initializer.
1918 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1921 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1923 PR tree-optimization/34635
1924 * tree-data-ref.c (add_other_self_distances): Make sure that the
1925 evolution step is constant.
1927 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1930 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1932 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1934 * tree-sra.c (scalarize_init): Insert the generate_element_init
1935 statements after the generate_element_zero statements.
1937 2008-01-02 Richard Guenther <rguenther@suse.de>
1941 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1942 for very large number of operands instead of ICEing.
1944 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1947 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1948 while stack probing.
1950 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1952 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1955 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1958 * tree-mudflap.c (mx_register_decls): Guard warning by
1959 !DECL_ARTIFICIAL check.
1961 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1963 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1964 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1965 sse5_perm<mode>): Fix constraints.