1 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * doc/c-tree.texi: Use `@.' where appropriate.
4 * doc/extend.texi: Likewise.
5 * doc/install.texi: Likewise.
6 * doc/invoke.texi: Likewise.
7 * doc/loop.texi: Likewise.
8 * doc/makefile.texi: Likewise.
9 * doc/md.texi: Likewise.
10 * doc/passes.texi: Likewise.
11 * doc/standards.texi: Likewise.
12 * doc/tm.texi: Likewise.
14 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20 rather than in entry_bb.
22 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25 libgcc_cmp_return mode.
27 2008-02-15 Jakub Jelinek <jakub@redhat.com>
30 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
31 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
33 2008-02-15 Richard Guenther <rguenther@suse.de>
34 Zdenek Dvorak <ook@ucw.cz>
36 PR tree-optimization/35164
37 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
38 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
39 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
40 Only propagate addresses which do not have abnormal SSA_NAMEs
43 2008-02-15 Joseph Myers <joseph@codesourcery.com>
46 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
48 2008-02-15 Jan Hubicka <jh@suse.cz>
51 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
53 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
56 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
57 when calculating alignment_pad.
59 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
62 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
63 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
64 and STACK_BOUNDARY define.
66 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
69 * c-pragma.c (handle_pragma_pop_macro): Check that
70 pushed_macro_table has been allocated.
72 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
75 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
76 (force_gimple_operand): Likewise.
77 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
78 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
79 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
80 (find_interesting_uses_address): Check addressability and alignment
81 of the base expression only after substituting bases of IVs into it.
83 2008-02-14 Michael Matz <matz@suse.de>
86 * function.c (instantiate_virtual_regs_in_insn): Reload address
87 before falling back to reloading the whole operand.
89 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
91 * config/s390/s390.c (s390_mainpool_start): Emit the pool
92 before the first section switch note.
94 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
96 * doc/bugreport.texi: Update copyright years.
97 * doc/c-tree.texi: Likewise.
98 * doc/cfg.texi: Likewise.
99 * doc/cpp.texi: Likewise.
100 * doc/cppinternals.texi: Likewise.
101 * doc/fragments.texi: Likewise.
102 * doc/frontends.texi: Likewise.
103 * doc/gcc.texi: Likewise.
104 * doc/gty.texi: Likewise.
105 * doc/hostconfig.texi: Likewise.
106 * doc/implement-c.texi: Likewise.
107 * doc/libgcc.texi: Likewise.
108 * doc/loop.texi: Likewise.
109 * doc/makefile.texi: Likewise.
110 * doc/options.texi: Likewise.
111 * doc/passes.texi: Likewise.
112 * doc/rtl.texi: Likewise.
113 * doc/sourcebuild.texi: Likewise.
114 * doc/standards.texi: Likewise.
115 * doc/tree-ssa.texi: Likewise.
116 * doc/trouble.texi: Likewise.
118 * doc/extend.texi: Use @: or add comma where appropriate.
119 * doc/invoke.texi: Likewise.
120 * doc/tm.texi: Likewise.
122 2008-02-14 Alan Modra <amodra@bigpond.net.au>
125 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
128 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
130 * doc/md.texi (clz, ctz): Add reference.
131 * doc/rtl.texi (clz, ctz): Likewise.
133 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
136 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
139 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
141 * config/s390/s390.c (struct constant_pool): New field
142 emit_pool_after added.
143 (s390_mainpool_start): Set the emit_pool_after flag according
144 to the section switch notes.
145 (s390_mainpool_finish): Consider emit_pool_after when emitting
146 the literal pool at the end of the function.
147 (s390_chunkify_start): Force literal pool splits at section
150 2008-02-13 Michael Matz <matz@suse.de>
153 * var-tracking.c (clobber_variable_part): Correctly traverse the
156 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
159 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
160 Add -fdump-ipa-inline.
161 * tree-dump.c (dump_files): Remove tree-inlined dump.
162 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
164 2008-02-12 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/35171
167 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
170 2008-02-12 Richard Guenther <rguenther@suse.de>
173 * fold-const.c (fold_widened_comparison): Use get_unwidened in
174 value-preserving mode. Disallow final truncation.
176 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
179 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
181 (force_gimple_operand): ...here.
183 2008-02-12 Jakub Jelinek <jakub@redhat.com>
186 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
187 non-compatible pointers.
188 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
189 different FIELD_DECLs, try harder by comparing field offsets, sizes
193 * function.c (match_asm_constraints_1): Don't replace the same input
196 2008-02-12 Anatoly Sokolov <aesok@post.ru>
198 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
199 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
200 (expand_epilogue): Restore RAMPZ register.
201 * config/avr/avr.md (RAMPZ_ADDR): New constant.
203 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
205 * config/i386/cygwin.asm: (__alloca): Correct calling
206 convention and alignment.
207 (__chkstk): Force 8 byte stack alignment.
209 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
210 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/33992
213 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
214 the zero we compare against.
216 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
219 * gthr-win32.h (__gthread_mutex_destroy_function): New function
220 to CloseHandle after unlocking to prevent accumulation of handle
223 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
227 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
228 and update LABEL_NUSES during and after reload.
230 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
233 * combine.c (simplify_if_then_else): Make sure the comparison is
234 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
236 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
239 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
240 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
241 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
242 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
243 * tree.h (get_type_static_bounds): Likewise.
245 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
247 * doc/invoke.texi (Option Summary, C++ Dialect Options)
248 (Objective-C and Objective-C++ Dialect Options, Warning Options):
249 Make -Wfoo language annotations match what the compiler outputs.
251 2008-02-08 Sa Liu <saliu@de.ibm.com>
253 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
254 intrinsics spu_convts, spu_convtu, spu_convtf.
255 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
257 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
259 * doc/extend.texi (Function Attributes) <noinline>: Mention
260 asm ("") as method to keep calls.
262 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
265 * doc/options.texi (Options): Replace references to opts.sh with
267 * opts-common.c: Likewise.
268 * optc-gen.awk: Likewise.
270 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
272 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
274 2008-02-07 Richard Henderson <rth@redhat.com>
277 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
278 EXPR_LIST for the REG_EQUAL instead of a comparison with a
281 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
283 PR tree-optimization/35085
284 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
285 for operand entry oe2 in addition to operand entry oe3 in order to
286 expose more opportunities for vectorizer sum reduction.
288 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
291 * Makefile.in (LIBS): Remove $(GMPLIBS).
292 (cc1-dummy, cc1): Add $(GMPLIBS).
294 2008-02-06 Jan Hubicka <jh@suse.cz>
297 * i386.md (moddf_integer): Do not produce partial memory stalls for
298 targets where it hurts.
300 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
303 * optabs.c (expand_float): Do not check for decimal modes when
304 expanding unsigned integer through signed conversion.
306 2008-02-06 Nick Clifton <nickc@redhat.com>
308 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
309 inside the clobber with a match_operand and duplicated operand
310 number in the constraint.
311 (ineqbranchsi): Delete redundant comment.
313 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
315 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
316 builtin_define ("__USE_INIT_FINI__").
317 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
319 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
321 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
323 PR documentation/30330
324 * doc/invoke.texi (C++ Dialect Options)
325 (Objective-C and Objective-C++ Dialect Options, Warning Options):
326 For each warning option -Wfoo that allows -Wno-foo, ensure both
327 -Wfoo and -Wno-foo are listed in the option index. Fix index
328 entry of -Wswitch-default, index -Wnormalized= including the
329 `=', and -Wlarger-than-@var{len} including @var{len}.
331 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/i386.md (floatunssisf2): Use
334 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
335 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
336 Macroize expander using MODEF mode iterator.
338 2008-02-05 Diego Novillo <dnovillo@google.com>
340 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
343 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
345 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
348 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
350 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
353 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
354 to indicate if a message should be generated.
355 (init_cumulative_args): Updated.
356 (function_value_32): Likewise.
358 2008-02-05 Joseph Myers <joseph@codesourcery.com>
360 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
362 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
366 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
368 2008-02-04 Diego Novillo <dnovillo@google.com>
370 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
373 * tree-vrp.c (vrp_evaluate_conditional): With
374 -Wtype-limits, emit a warning when comparing against a
375 constant outside the natural range of OP0's type.
377 2008-02-04 Richard Guenther <rguenther@suse.de>
380 * expr.c (count_type_elements): Give for unions instead of
383 2008-02-04 Richard Guenther <rguenther@suse.de>
386 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
387 to TYPE_DOMAINs base type instead of using bitsizetype here.
389 2008-02-03 Jason Merrill <jason@redhat.com>
391 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
393 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
396 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
397 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
398 (RS/6000 and PowerPC Options): Fix typos and markup.
399 * doc/passes.texi (Tree-SSA passes): Likewise.
401 2008-02-02 Michael Matz <matz@suse.de>
404 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
405 from record_last_reg_set_info.
406 (record_last_reg_set_info): Take an RTX argument, iterate over all
407 constituent hardregs.
408 (record_last_set_info, record_opr_changes): Change calls to
409 new signature or to record_last_reg_set_info_regno.
411 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
413 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
415 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
417 PR rtl-optimization/34773
418 * reg-notes.def (EQUAL): Mention significance of combination of
419 REG_EQUAL and REG_RETVAL.
420 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
421 insn that has a REG_RETVAL.
423 2008-02-01 Roger Sayle <roger@eyesopen.com>
426 * configure.ac (--enable-fixed-point): Disable unless explicitly
428 * configure: Regenerate.
430 2008-02-01 Richard Guenther <rguenther@suse.de>
433 * invoke.texi (-finline-limit): Remove no longer true parts
434 of the documentation. Note that there is no default value.
436 2008-02-01 Andrew Pinski <pinskia@gmail.com>
437 Mark Mitchell <mark@codesourcery.com>
438 Ben Elliston <bje@au.ibm.com>
441 * doc/extend.texi (Other Builtins): Document.
443 2008-01-31 Tom Browder <tom.browder@gmail.com>
445 * doc/c-tree.texi (Types): Fix grammar.
446 (Expression trees): Ditto.
447 * doc/passes.texi (Tree-SSA passes): Ditto.
449 * doc/configterms.texi (Configure Terms): Fix typo.
450 * doc/cpp.texi (Common Predefined Macros): Ditto.
451 * doc/md.texi (Machine Constraints): Ditto.
453 * doc/makefile.texi (Makefile): Add comma.
455 2008-01-31 Tom Browder <tom.browder@gmail.com>
456 Gerald Pfeifer <gerald@pfeifer.com>
458 * doc/sourcebuild.texi (Front End): Remove references to CVS
460 (Texinfo Manuals): Replace reference to CVS by one to SVN.
461 (Back End): Remove reference to CVS.
463 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
466 * config/mips/mips.c (gen_load_const_gp): New function, taking a
468 (mips16_gp_pseudo_reg): ...here.
469 * config/mips/mips.md (load_const_gp): Replace with...
470 (load_const_gp_<mode>): ...this :P-based insn.
472 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
474 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
475 options. Minor fixes.
476 (-std): Move reference to standards closer to where language
477 standards are first mentioned.
479 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
481 PR rtl-optimization/34995
482 * reload.c (alternative_allows_const_pool_ref): Take an rtx
483 parameter and return a bool. If the rtx parameter is nonnull,
484 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
485 (find_reloads): Update call accordingly. Pass the new operand
486 if it needed no address reloads, otherwise pass null.
488 2008-01-30 Richard Henderson <rth@redhat.com>
491 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
492 for unbounded arrays.
494 2008-01-30 Silvius Rus <rus@google.com>
496 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
498 2008-01-30 Jan Hubicka <jh@suse.cz>
501 * i386.c (init_cumulative_args): Use real function declaration when
504 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
506 PR rtl-optimization/34998
507 * global.c (build_insn_chain): Treat non-subreg_lowpart
508 SUBREGs of pseudos as clobbering all the words covered by the
509 SUBREG, not just all the bytes.
510 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
511 original df_ref rather than an extract parameter.
512 (global_conflicts): Update call accordingly.
514 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
516 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
517 the overflow check to make it easier to read.
518 (__fixtfdi): Change the type of the ll member in union
519 long_double to UDItype_x.
521 2008-01-30 Jakub Jelinek <jakub@redhat.com>
524 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
525 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
526 * tree-inline.c (fold_marked_statements): Call
527 cgraph_update_edges_for_call_stmt if folding a call statement.
528 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
529 debug_generic_stmt calls, reset it back afterwards.
532 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
534 * c-typeck.c (build_external_ref): Don't pedwarn about
535 static vars in current function's scope.
537 2008-01-29 Joseph Myers <joseph@codesourcery.com>
539 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
541 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
544 * ipa-struct-reorg.c: Fix spelling.
547 2008-01-29 Richard Guenther <rguenther@suse.de>
550 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
552 * tree-inline.c (remap_type): Increment remapping_type_depth
553 around remapping types.
554 (copy_body_r): Only add referenced variables if they are referenced
555 from code, not types.
557 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
568 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
569 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
571 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
574 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
575 pointer for tiny stack.
577 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
579 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
581 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
583 * config/vx-common.h: Fix typo in comment.
585 2008-01-28 Ian Lance Taylor <iant@google.com>
589 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
590 coalesce pointers if they have different DECL_NO_TBAA_P values.
591 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
592 between variables with different DECL_NO_TBAA_P values.
594 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
597 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
598 are not legitimate small data references on SPE targets.
600 2008-01-28 David Daney <ddaney@avtrex.com>
602 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
604 2008-01-28 David Daney <ddaney@avtrex.com>
606 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
608 2008-01-27 Joseph Myers <joseph@codesourcery.com>
610 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
611 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
612 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
613 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
614 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
615 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
616 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
617 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
619 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
621 * basic-block.h (condjump_equiv_p): Fix comment.
623 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
625 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
626 print_generic_stmt_indented): Fix comment.
628 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
630 * configure.ac (__stack_chk_fail): Add detecion for availability
631 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
632 * configure: Regenerate.
634 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
637 * final.c (output_addr_const): Handle TRUNCATE.
639 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
642 * tree-ssa-loop-ivopts.c (comp_cost): New type.
643 (zero_cost, infinite_cost): New constants.
644 (struct cost_pair): Change type of cost to comp_cost.
645 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
646 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
648 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
649 split_address_cost, ptr_difference_cost, difference_cost,
650 get_computation_cost_at, get_computation_cost,
651 determine_use_iv_cost_generic, determine_use_iv_cost_address,
652 determine_use_iv_cost_condition, determine_use_iv_costs,
653 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
654 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
655 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
656 Change type of cost to comp_cost.
657 (determine_iv_cost): Increase cost of non-original ivs, instead
658 of decreasing the cost of original ones.
659 (get_address_cost): Indicate the complexity of the addressing mode
661 (try_add_cand_for): Prefer using ivs not specific to some object.
662 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
664 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
665 Janis Johnson <janis187@us.ibm.com>
668 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
669 (TARGET_INSTANTIATE_DECLS): Likewise.
670 * target.h (expand_to_rtl_hook): New target hook.
671 (instantiate_decls): Likewise.
672 * function.c (instantiate_decl): Make non-static. Rename to...
673 (instantiate_decl_rtl): ... this.
674 (instantiate_expr): Use instantiate_decl_rtl.
675 (instantiate_decls_1): Likewise.
676 (instantiate_decls): Likewise.
677 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
678 * function.h (instantiate_decl_rtl): Add prototype.
679 * cfgexpand.c (target.h): New include.
680 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
681 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
682 (TARGET_INSTANTIATE_DECLS): Likewise.
683 (TARGET_INITIALIZER): New target hooks added.
684 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
686 * config/rs6000/rs6000.c (tree-flow.h): New include.
687 (machine_function): Add sdmode_stack_slot field.
688 (rs6000_alloc_sdmode_stack_slot): New function.
689 (rs6000_instantiate_decls): Likewise.
690 (rs6000_secondary_memory_needed_rtx): Likewise.
691 (rs6000_check_sdmode): Likewise.
692 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
693 (TARGET_INSTANTIATE_DECLS): Likewise.
694 (rs6000_hard_regno_mode_ok): Allow SDmode.
695 (num_insns_constant): Likewise. Handle _Decimal32 constants.
696 (rs6000_emit_move): Handle SDmode.
697 (function_arg_advance): Likewise.
698 (function_arg): Likewise.
699 (rs6000_gimplify_va_arg): Likewise. Add special handling of
700 SDmode var args for 32-bit compiles.
701 (rs6000_secondary_reload_class): Handle SDmode.
702 (rs6000_output_function_epilogue): Likewise.
703 (rs6000_function_value): Simplify if statement.
704 (rs6000_libcall_value): Likewise.
705 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
706 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
707 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
708 (movsd_hardfloat): New define_insn.
709 (movsd_softfloat): Likewise.
710 (movsd_store): Likewise.
711 (movsd_load): Likewise.
712 (extendsddd2): Likewise.
713 (extendsdtd2): Likewise.
714 (truncddsd2): Likewise.
715 (movdd_hardfloat64): Fixup comment.
716 (UNSPEC_MOVSD_LOAD): New constant.
717 (UNSPEC_MOVSD_STORE): Likewise.
719 2008-01-26 Jakub Jelinek <jakub@redhat.com>
722 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
724 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
725 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
726 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
729 2008-01-26 David Edelsohn <edelsohn@gnu.org>
732 * config.gcc: Separate AIX 5.3 from AIX 6.1.
733 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
735 * config/rs6000/aix61.h: New file.
737 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
739 PR rtl-optimization/34959
740 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
741 popcount and parity rtxes the same mode as their operand.
742 Truncate or extend the result to the return value's mode
745 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
748 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
749 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
750 to GOT_VERSION_REGNUM.
751 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
752 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
753 * config/mips/mips.c (mips_emit_call_insn): New function.
754 (mips_call_tls_get_addr): Call mips_expand_call directly.
755 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
757 (mips16_build_call_stub): Likewise. Return the call insn or null.
758 (mips_expand_call): Update the call to mips16_build_call_stub
759 accordingly and a remove redundant condition. Assert that MIPS16
760 stubs do not use lazy binding. Use mips_emit_call_insn and return
762 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
764 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
765 (mips_avoid_hazard): Remove hazard_set handling.
766 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
767 (UNSPEC_RESTORE_GP): ...this.
768 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
769 (FAKE_CALL_REGNO): Rename to...
770 (GOT_VERSION_REGNUM): ...this.
771 (type): Add "ghost" value. Add an associated insn reservation.
772 (hazard_set): Remove.
773 (exception_receiver): Rename to...
774 (restore_gp): ...this and update the unspec identifier accordingly.
775 (exception_receiver, nonlocal_got_receiver): New expanders.
776 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
777 FAKE_CALL_REGNO. Remove hazard_set attribute.
778 (set_got_version, update_got_version): New patterns.
780 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
783 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
785 2008-01-25 Joseph Myers <joseph@codesourcery.com>
788 * doc/install.texi2html: Generate gcc-vers.texi.
790 2008-01-25 DJ Delorie <dj@redhat.com>
792 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
794 2008-01-25 Joseph Myers <joseph@codesourcery.com>
796 * config/c4x: Remove directory.
797 * config.gcc (crx-*, mt-*): Mark obsolete.
798 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
799 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
800 sh-*-rtemscoff*): Remove cases.
801 * defaults.h (C4X_FLOAT_FORMAT): Remove.
802 * real.c (encode_c4x_single, decode_c4x_single,
803 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
804 c4x_extended_format): Remove.
805 * real.h (c4x_single_format, c4x_extended_format): Remove.
806 * doc/extend.texi (interrupt, naked): Remove mention of attributes
808 (Pragmas): Remove comment about c4x pragmas.
809 * doc/install.texi (c4x): Remove target-specific instructions.
810 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
811 * doc/md.texi (Machine Constraints): Remove C4x documentation.
812 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
813 refer to C4x source files as examples.
814 (C4X_FLOAT_FORMAT): Remove documentation.
816 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
818 * config/bfin/bfin.c (override_options): Reorder tests so that
819 flag_pic gets enabled for -msep-data.
821 2008-01-25 Richard Guenther <rguenther@suse.de>
824 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
825 to its bitfield precision if required.
827 2008-01-25 Jakub Jelinek <jakub@redhat.com>
830 * tree-nested.c (walk_omp_for): New function.
831 (convert_nonlocal_reference, convert_local_reference): Call
832 walk_omp_for on OMP_FOR.
833 (convert_call_expr): Call walk_body on OMP_FOR's
834 OMP_FOR_PRE_INIT_BODY.
836 2008-01-25 Richard Guenther <rguenther@suse.de>
838 PR tree-optimization/34966
839 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
840 default defs and PHI_NODEs we have to insert after the
843 2008-01-24 Nick Clifton <nickc@redhat.com>
845 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
846 Provide a default definition.
847 (LIBGCC2_UNITS_PER_WORD): Likewise.
849 * config/stormy16/stormy16.c: Include df.h for the prototype
850 for df_regs_ever_live_p.
851 (xstormy16_expand_builtin_va_start): Convert the stack offset
852 into a component_ref and then use POINTER_PLUS_EXPR to add it
853 to the incoming_virtual_args_rtx.
854 (xstormy16_gimplify_va_arg_expr): Rename to
855 xstormy16_gimplify_va_arg_expr.
856 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
857 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
858 xstormy16_gimplify_va_arg_expr.
859 Fix up some formatting issues.
861 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
862 Move to predicates.md.
863 (xs_hi_general_operand): Likewise.
864 (xs_hi_nonmemory_operand): Likewise.
865 * config/stormy16/predicates.md:
866 (xstormy16_carry_plus_operand): New predicate.
867 (xs_hi_general_operand): New predicate.
868 (xs_hi_nonmemory_operand): New predicate.
869 * config/stormy16/stormy16-protos.h:
870 (xstormy16_carry_plus_operand): Delete prototype.
871 (xs_hi_general_operand): Likewise.
872 (xs_hi_nonmemory_operand): Likewise.
874 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
875 modifiers as they are no longer needed and they can trigger
876 reload spill failures.
878 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
879 with a match_operand in order to help reload.
881 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
882 constraint with 'e' for the 8th alternative as this version of
883 the mov.w instruction only accepts the lower 8 registers.
885 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
888 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
889 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
892 2008-01-25 Jakub Jelinek <jakub@redhat.com>
895 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
897 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
899 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
901 (remove_structure): Update allocations list before removing structure.
903 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
905 * ipa-struct-reorg.c (is_safe_cond_expr,
906 create_new_stmts_for_cond_expr): Use integer_zerop function,
907 that recognize not only zero-pointer, but zero-integer too.
909 2008-01-25 Ben Elliston <bje@au.ibm.com>
912 * fixproto: Escape "." in sed expression that strips leading "./".
914 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
917 * gcc.c (SWITCH_OK): Removed.
918 (SWITCH_LIVE): Changed to bit.
919 (SWITCH_FALSE): Likewise.
920 (SWITCH_IGNORE): Likewise.
921 (switchstr): Change live_cond to unsigned int.
922 (process_command): Replace SWITCH_OK with 0.
923 (do_self_spec): Likewise.
924 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
925 (give_switch): Likewise.
926 (used_arg): Likewise.
927 (do_spec_1): Set the SWITCH_IGNORE bit.
928 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
929 bits. Set the SWITCH_LIVE bit.
931 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
933 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
935 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
937 PR tree-optimization/34472
938 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
939 parameter to a "bool *" and set *DATA to false if there is
940 an unsafe access. Do not delete the structure here.
941 (check_cond_exprs): Delete it here instead.
942 (check_cond_exprs, exclude_cold_structs): Do not increase
943 I when removing a structure.
945 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.c (ix86_expand_vector_init): Consider only
949 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
951 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
954 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
955 a fixed vector for stack.
957 2008-01-24 Ben Elliston <bje@au.ibm.com>
960 * doc/gcc.texi (Software development): Add a direntry for g++.
962 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
964 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
965 stale and straggling -fforce-addr comments above.
967 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
969 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
970 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
972 2008-01-23 Michael Matz <matz@suse.de>
975 * dwarf2out.c (force_type_die): Use modified_type_die instead of
978 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
980 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
983 2008-01-23 Anatoly Sokolov <aesok@post.ru>
985 * config/avr/avr.c (avr_current_arch): New variable.
986 (avr_arch_types): Add 'avr31' and 'avr51' entries.
987 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
988 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
989 (avr_override_options): Init 'avr_current_arch'.
990 (base_arch_s): Move from here...
991 * config/avr/avr.h (base_arch_s): ... here. Add new members
992 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
993 'mega' to 'have_jmp_call'.
994 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
995 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
997 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
999 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1000 MULTILIB_MATCHES): (Ditto.).
1002 2008-01-23 Richard Guenther <rguenther@suse.de>
1005 * cgraphunit.c (cgraph_reset_node): Always mark the node
1006 not reachable if it is not queued already.
1008 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1010 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1011 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1012 (cputype_selected): New static variable.
1013 (bfin_handle_option): Set it if -mcpu is used.
1014 (override_option): Select default set of workarounds if no cpu type
1015 selected on the command line.
1016 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1018 From Michael Frysinger <michael.frysinger@analog.com>
1019 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1020 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1022 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1023 for bf547, bf523, bf524, and bf526.
1024 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1027 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1028 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1029 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1030 * doc/invoke.texi (Blackfin Options): Document that
1031 -mcpu now accept bf547, bf523, bf524, and bf526.
1033 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1035 PR rtl-optimization/34628
1036 * combine.c (try_combine): Stop and undo after the first combination
1037 if an autoincrement side-effect on the first insn has effectively
1040 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1043 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1044 Offset addresses are not valid for Altivec or paired float modes.
1046 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1049 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1050 if DECL_INITIAL (decl) is error_mark_node.
1053 * c-common.c (handle_vector_size_attribute): Only allow
1054 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1055 the same way as pointer, array etc. types.
1056 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1059 * tree.c (build_type_attribute_qual_variant): Call
1060 build_qualified_type if attributes are equal, but quals are not.
1062 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1065 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1066 * flags.h (warn_strict_aliasing): Remove.
1067 (warn_strict_overflow): Remove.
1068 * opts.c (warn_strict_aliasing): Remove.
1069 (warn_strict_overflow): Remove.
1070 * c-opts.c (c_common_handle_option): -Wall only sets
1071 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1072 (c_common_post_options): Give default values to -Wstrict-aliasing
1073 and -Wstrict-overflow if they are uninitialized.
1074 * common.opt (Wstrict-aliasing): Specify Var and Init.
1075 (Wstrict-overflow): Likewise.
1077 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1079 PR rtl-optimization/26854
1080 PR rtl-optimization/34400
1081 PR rtl-optimization/34884
1082 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1084 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1085 (df_rd_bb_info.expanded_lr_out): Deleted
1086 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1087 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1088 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1089 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1090 Removed code to allocate, initialize or free expanded_lr_out.
1091 (df_rd_bb_local_compute_process_def): Restructured to make more
1093 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1094 sets if the sets are being trimmed.
1096 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1099 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1100 (as_vers): Likewise.
1101 * configure: Regenerated.
1103 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1106 * tree-pass.h (pass_build_alias): New pass.
1107 * tree-ssa-alias.c (gate_build_alias): New.
1108 (pass_build_alias): New.
1109 * passes.c (init_optimization_passes): Add pass_build_alias after
1110 pass_create_structure_vars.
1112 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1114 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1115 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1116 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1117 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1118 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1119 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1120 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1121 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1122 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1123 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1124 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1125 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1126 * config/s390/s390.md (FP_ALL): New mode iterator.
1127 (_d): New mode attribute.
1128 ("*signbit<mode>2>"): Changed mode of first operand.
1129 ("isinf<mode>2"): Changed mode of first operand.
1130 ("*TDC_insn"): Adaptation for DFP modes.
1132 2008-01-22 Ben Elliston <bje@au.ibm.com>
1134 * tree.c (check_qualified_type): Improve function description.
1136 2008-01-21 Jason Merrill <jason@redhat.com>
1139 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1140 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1143 2008-01-21 DJ Delorie <dj@redhat.com>
1145 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1148 2008-01-21 Richard Guenther <rguenther@suse.de>
1151 * tree-cfg.c (verify_expr): Allow all invariant expressions
1152 instead of just constant class ones as reference argument.
1153 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1154 like any other constant.
1155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1157 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1159 * regmove.c (fixup_match_1): Update call crossed frequencies.
1161 2008-01-21 Richard Guenther <rguenther@suse.de>
1164 * tree-inline.c (setup_one_parameter): Deal with mismatched
1165 types using a VIEW_CONVERT_EXPR.
1167 2008-01-21 Alon Dayan <alond@il.ibm.com>
1168 Olga Golovanevsky <olga@il.ibm.com>
1170 PR tree-optimization/34701
1171 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1172 when the structure size is not a power of 2.
1174 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1176 * doc/install.texi: Add doc for --enable-checking=df.
1178 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1180 PR rtl-optimization/34808
1181 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1183 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1185 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1188 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1190 PR rtl-optimization/26854
1191 PR rtl-optimization/34400
1192 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1194 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1195 (df_rd_bb_info.expanded_lr_out): New.
1196 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1197 * loop_iv.c (iv_analysis_loop_init): Ditto.
1198 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1199 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1200 Added code to allocate, initialize or free expanded_lr_out.
1201 (df_rd_bb_local_compute_process_def): Restructured to make
1202 more understandable.
1203 (df_rd_confluence_n): Add code to do nothing with fake edges and
1204 code to no apply invalidate_by_call sets if the sets are being trimmed.
1205 (df_lr_local_finalize): Renamed to df_lr_finalize.
1206 (df_live_local_finalize): Renamed to df_live_finalize.
1208 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1211 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1212 deciding whether to use reciprocal instructions.
1214 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1216 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1217 dwarf2out_note_section_used if cold_text_section is NULL.
1219 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1221 PR gcov-profile/34610
1222 * tree-cfg.c (make_edges): Mark both outgoing edges from
1223 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1224 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1225 from OMP_FOR and OMP_CONTINUE outgoing edges.
1227 * tree-profile.c (tree_profiling): Return early if
1228 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1230 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1231 from cfun to child_cfun.
1232 * function.h (struct function): Add after_tree_profile bit.
1234 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1236 * config/avr/avr.S (_exit): Disable interrupt.
1238 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1239 Steven Bosscher <stevenb.gcc@gmail.com>
1241 PR rtl-optimization/26854
1242 PR rtl-optimization/34400
1243 * df-problems.c (df_live_scratch): New scratch bitmap.
1244 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1245 (df_live_reset): Clear the proper bitmaps.
1246 (df_live_bb_local_compute): Only process the artificial defs once
1247 since the order is not important.
1248 (df_live_init): Init the df_live sets only with the variables
1249 found live by df_lr.
1250 (df_live_transfer_function): Use the df_lr sets to prune the
1251 df_live sets as they are being computed.
1252 (df_live_free): Free df_live_scratch.
1254 2008-01-18 Ian Lance Taylor <iant@google.com>
1256 * common.opt: Add fmerge-debug-strings.
1257 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1258 flag_merge_debug_strings rather than flag_merge_constants.
1259 * doc/invoke.texi (Option Summary): Mention
1260 -fmerge-debug-strings.
1261 (Debugging Options): Document -fmerge-debug-strings.
1263 2008-01-18 Ian Lance Taylor <iant@google.com>
1266 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1267 (struct tree_function_decl): Add new field operator_new_flag.
1268 * tree-inline.c (expand_call_inline): When inlining a call to
1269 operator new, force the return value to go into a variable, and
1270 set DECL_NO_TBAA_P on that variable.
1271 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1273 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1276 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1277 DWARF2_DEBUGGING_INFO.
1278 (dwarf2out_note_section_used): Ditto. Add prototype.
1279 (have_multiple_function_sections, text_section_used,
1280 cold_text_section_used, *cold_text_sections): Move declarations
1283 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1285 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1286 field and add signal_ra.
1287 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1288 assignments to frame state pc. Move end of stack check after
1289 MD_FALLBACK_FRAME_STATE_FOR.
1290 (uw_update_context_1): Use frame state signal_regs if set, instead
1291 of checking signal_frame flag.
1292 (uw_update_context): Use frame state signal_ra if set.
1293 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1294 * config/xtensa/linux-unwind.h: New file.
1296 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1298 * modulo-sched.c (get_sched_window): Fix comment typo.
1300 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1302 PR tree-optimization/34648
1303 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1305 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1307 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1308 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1310 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1312 PR rtl-optimization/34400
1313 * df-core.c (df_worklist_dataflow_overeager,
1314 df_worklist_dataflow_doublequeue): New functions.
1315 (df_worklist_dataflow): Two different worklist solvers.
1316 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1319 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1322 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1323 and ftree-parallelize-loops.
1325 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1327 PR rtl-optimization/34826
1328 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1330 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1332 * global.c (find_reg): Mark the eh regs as used if necessary.
1333 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1334 * ra.h (struct allocno): no_eh_reg field added. Changed
1335 no_stack_reg type to bitfield.
1337 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1339 * tree.c (substitute_in_expr): Add missing 'break'.
1341 2008-01-17 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/34825
1344 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1345 x / x as division to handle.
1347 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1349 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1350 "-pthread" is specified.
1351 * pa-hpux11.h (LIB_SPEC): Likewise.
1353 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1354 Peter Bergner <bergner@vnet.ibm.com>
1356 PR rtl-optimization/33796
1357 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1359 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1361 PR libgfortran/34699
1362 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1364 * pa-hpux10.h (LINK_SPEC): Likewise.
1365 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1367 2008-01-16 Richard Guenther <rguenther@suse.de>
1370 * fold-const.c (fold_convert_const_int_from_int): Do not
1371 set overflow if that occured only because of a sign extension
1372 change when converting from/to a sizetype with the same
1373 precision and signedness.
1375 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1378 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1379 location address to the correct place. Update copyright year.
1381 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1383 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1384 no dependences in the dependence_relations vector.
1386 2008-01-16 Jan Hubicka <jh@suse.cz>
1388 PR rtl-optimization/31396
1389 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1390 * cfg.c (dump_reg_info): Print it.
1391 * regs.h (struct reg_info_t): add freq_calls_crossed.
1392 (REG_FREQ_CALLS_CROSSED): New macro.
1393 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1394 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1395 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1396 regmove_optimize): Update call crossed frequencies.
1397 * local-alloc.c (struct qty): Add freq_calls_crossed.
1398 (alloc_qty): Copute freq_calls_crossed.
1399 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1400 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1401 * ra.h (struct allocno): Add freq_calls_crossed.
1403 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1405 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1406 libgomp when compiling with ftree-parallelize-loops.
1407 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1409 2008-01-16 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/34769
1412 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1413 * tree.c (int_cst_value): Instead make this function more
1414 permissive in what it accepts as valid input. Document this
1415 function always sign-extends the value.
1417 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1418 Richard Guenther <rguenther@suse.de>
1421 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1422 (gimple_fold_indirect_ref_rhs): ... this.
1423 (gimple_fold_indirect_ref): New function with foldings
1424 that preserve lvalueness.
1425 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1426 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1427 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1428 to fold an INDIRECT_REF, fall back to the old use of
1429 fold_indirect_ref_1.
1431 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1433 * tree-data-ref.c (subscript_dependence_tester_1): Call
1434 free_conflict_function.
1435 (compute_self_dependence): Same.
1437 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1440 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1441 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1443 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1444 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1445 for DWARF2_UNWIND_INFO targets.
1447 2008-01-16 Richard Guenther <rguenther@suse.de>
1450 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1451 type qualifiers for function types.
1453 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1455 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1456 loop_iterator li from previous commit.
1458 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1460 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1462 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1464 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1465 (parallelize_loops): Don't parallelize irreducible components.
1467 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1470 * c-opts (c_common_post_options): Do not enable CPP
1471 flag_pedantic_errors by default.
1473 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1475 PR rtl-optimization/31944
1476 * cse.c (remove_pseudo_from_table): New function.
1477 (merge_equiv_classes): Use above function to remove pseudo-registers.
1478 (invalidate): Likewise.
1480 2008-01-13 Richard Guenther <rguenther@suse.de>
1483 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1484 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1486 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1488 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1489 validate_change to unshare the source of the PC set.
1491 2008-01-12 Jan Hubicka <jh@suse.cz>
1494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1495 references above array bounds. This might trigger bounds checks for
1498 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1500 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1501 new_replaceable_dependencies.
1503 2008-01-12 Doug Kwan <dougkwan@google.com>
1505 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1506 instead of OPT_Wreturn_type in warning due to ignored return type
1508 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1509 options included in -Wextra.
1510 * c.opt: New option -Wignored_qualifiers.
1511 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1512 -Wignore_qualifiers.
1513 (-Wignored-qualifiers): Document.
1514 (-Wreturn-type): Remove description of functionality now handled
1515 by -Wignored-qualifiers.
1517 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1520 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1521 NOP_EXPR if it is between integral types with the same precision.
1523 2008-01-12 Jan Hubicka <jh@suse.cz>
1526 * invoke.texi (max-inline-recursive-depth): Fix default value.
1528 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1530 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1533 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1535 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1537 2008-01-11 James E. Wilson <wilson@specifix.com>
1540 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1542 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1544 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1545 save/restore frame pointer register and don't use 'call-prologues'
1546 optimization in function with "OS_task" attribute.
1548 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1551 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1552 when copying to memory.
1554 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1556 PR rtl-optimization/30905
1557 * cfgcleanup.c: Include dce.h
1558 (crossjumps_occured): New global variable.
1559 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1560 If something changed, set crossjumps_occured to true.
1561 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1562 Don't add/remove fake edges to exit here...
1563 (cleanup_cfg): ...but do it here, when crossjumping.
1564 Run a fast DCE when successful crossjumps occured in the latest
1565 iteration of try_optimize_cfg.
1567 2008-01-11 Richard Guenther <rguenther@suse.de>
1569 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1570 (struct vn_unary_op_s): Likewise.
1571 (vn_reference_insert): Free old reference on hash collision.
1573 2008-01-10 Raksit Ashok <raksit@google.com>
1575 PR rtl-optimization/27971
1576 * combine.c (find_split_point): Split PLUS expressions which are
1577 inside a MEM rtx, and whose first operand is complex.
1579 2008-01-10 DJ Delorie <dj@redhat.com>
1581 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1582 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1583 (m32c_hard_regno_ok): Call the underlying function.
1585 2008-01-10 Richard Guenther <rguenther@suse.de>
1588 * tree-cfg.c (tree_merge_blocks): Do not go through the
1589 full-blown folding and stmt updating path if we just deal
1590 with virtual operands.
1591 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1592 test for abnormal SSA_NAMEs.
1594 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1597 * reload.c (push_reload): Add assertions. All constants from
1598 reg_equiv_constant should have been used for replacing the respective
1600 (find_reloads_address): Invoke find_reloads_address_part for
1601 constant taken from the reg_equiv_constant array.
1603 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1605 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1606 field (valnum) the first in the struct. Replace bools with
1609 2008-01-10 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimization/34651
1612 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1613 types and ordering for masking and converting.
1615 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1617 PR tree-optimization/34017
1618 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1619 also for PHI_NODE expressions.
1621 2008-01-09 Jan Hubicka <jh@suse.cz>
1623 PR tree-optimization/34708
1624 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1625 based on number of case labels.
1626 (init_inline_once): Remove switch_cost.
1627 * tree-inline.h (eni_weights_d): Remove switch_cost.
1629 2008-01-09 Richard Guenther <rguenther@suse.de>
1630 Andrew Pinski <andrew_pinski@playstation.sony.com>
1633 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1634 temporary if an rvalue is ok or an lvalue is not required.
1636 2008-01-09 Richard Guenther <rguenther@suse.de>
1639 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1642 2008-01-09 Richard Guenther <rguenther@suse.de>
1645 * tree.c (host_integerp): Check for sizetype only if the
1646 type is an integer type.
1648 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1651 * opts.c (decode_options): Disable inlining of functions called
1652 once if not in unit-at-a-time mode.
1654 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1656 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1658 2008-01-08 Richard Guenther <rguenther@suse.de>
1661 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1662 out early if the result will be unused.
1664 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1669 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1673 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1675 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1676 for vectorization tuned.
1678 2008-01-08 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/34683
1681 * tree-ssa-operands.c (operand_build_cmp): Export.
1682 * tree-ssa-operands.h (operand_build_cmp): Declare.
1683 * tree-vn.c (vuses_compare): Remove.
1684 (sort_vuses): Use operand_build_cmp.
1685 (sort_vuses_heap): Likewise.
1686 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1687 to re-use old VEC if available. Do not sort already sorted VUSEs.
1688 (vdefs_to_vec): Do not sort already sorted VDEFs.
1690 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1693 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1695 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1698 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1699 limitations of reciprocal sequences on x86 targets.
1701 2008-01-08 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/34683
1704 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1706 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1709 * config/darwin.c (darwin_mergeable_string_section): Don't use
1710 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1712 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1716 negxf2. Macroize expander using X87MODEF mode iterator. Change
1717 predicates of op0 and op1 to register_operand.
1718 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1719 expander using X87MODEF mode iterator. Change predicates of
1720 op0 and op1 to register_operand.
1721 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1722 corresponding patterns and macroize using MODEF macro. Change
1723 predicates of op0 and op1 to register_operand and remove
1724 "m" constraint. Disparage "r" alternative with "!".
1725 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1726 macroize using X87MODEF macro. Change predicates of op0 and op1
1727 to register_operand and remove "m" constraint. Disparage "r"
1728 alternative with "!".
1729 (absneg splitter with memory operands): Remove.
1730 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1731 patterns and macroize using X87MODEF mode iterator.
1732 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1733 Change predicate of op1 to register_operand.
1734 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1735 for memory operands.
1737 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1739 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1741 2008-01-07 Richard Guenther <rguenther@suse.de>
1743 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1746 2008-01-07 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/34683
1749 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1750 VOPs of the needed size to save memory. Use VEC_quick_push
1751 to save compile-time.
1752 (vdefs_to_vec): Likewise.
1754 2008-01-07 Sa Liu <saliu@de.ibm.com>
1756 * config/spu/spu.md (divdf3): Genetate inline code for double
1757 division. The implementation doesn't handle INF or NAN, therefore it
1758 only applies when -ffinite-math-only is given.
1760 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1763 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1764 * doc/cpp.texi ([Common Predefined Macros]): Document.
1766 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1769 order to use commutative addition instead of subtraction.
1771 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1772 Mircea Namolaru <namolaru@il.ibm.com>
1773 Vladimir Yanovsky <yanov@il.ibm.com>
1774 Revital Eres <eres@il.ibm.com>
1776 PR tree-optimization/34263
1777 * tree-outof-ssa.c (process_single_block_loop_latch,
1778 contains_tree_r): New functions.
1779 (analyze_edges_for_bb): Call process_single_block_loop_latch
1780 function to empty single-basic-block latch block if possible.
1782 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1786 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1788 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1790 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1792 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1794 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1796 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1798 PR tree-optimization/34618
1799 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1802 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1806 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1807 Update copyright year.
1809 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1810 Update copyright year.
1811 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1814 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1816 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1817 edge does not point to current bb before changing need_assert.
1819 2008-01-04 Richard Guenther <rguenther@suse.de>
1822 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1823 for verifying purposes if they are is_gimple_min_invariant.
1825 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1827 PR tree-optimization/34448
1828 PR tree-optimization/34465
1829 * gimplify.c (gimplify_init_constructor): Add new parameter
1830 notify_temp_creation. Use it.
1831 (gimplify_modify_expr_rhs): Take volatiles into account when
1832 optimizing constructors.
1833 Do not optimize constructors if gimplify_init_constructor will dump to
1835 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1836 * gcc.c-torture/compile/pr34448.c: New.
1838 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1840 PR gcov-profile/34609
1841 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1842 return_slot if result is TREE_ADDRESSABLE.
1844 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1846 * config/mips/mips.md (sqrt_condition): Tweak comment.
1847 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1849 2008-01-03 Tom Tromey <tromey@redhat.com>
1852 * c-common.c (c_type_hash): Handle VLAs.
1854 2008-01-03 Jan Hubicka <jh@suse.cz>
1856 PR tree-optimization/31081
1857 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1858 0 when inlining and not inlining to first basic block.
1859 (remap_decl): When var is initialized to 0, don't set default_def.
1860 (expand_call_inline): Set entry_bb.
1861 * tree-inline.h (copy_body_data): Add entry_bb.
1863 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1866 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1869 PR tree-optimization/29484
1870 * tree-inline.c (inline_forbidden_p_2): New function.
1871 (inline_forbidden_p): Disallow inlining if some static var
1872 has an address of a local LABEL_DECL in its initializer.
1873 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1876 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1878 PR tree-optimization/34635
1879 * tree-data-ref.c (add_other_self_distances): Make sure that the
1880 evolution step is constant.
1882 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1885 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1887 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1889 * tree-sra.c (scalarize_init): Insert the generate_element_init
1890 statements after the generate_element_zero statements.
1892 2008-01-02 Richard Guenther <rguenther@suse.de>
1896 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1897 for very large number of operands instead of ICEing.
1899 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1902 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1903 while stack probing.
1905 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1907 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1910 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1913 * tree-mudflap.c (mx_register_decls): Guard warning by
1914 !DECL_ARTIFICIAL check.
1916 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1918 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1919 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1920 sse5_perm<mode>): Fix constraints.