1 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7 2008-02-15 Richard Guenther <rguenther@suse.de>
8 Zdenek Dvorak <ook@ucw.cz>
10 PR tree-optimization/35164
11 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14 Only propagate addresses which do not have abnormal SSA_NAMEs
17 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22 2008-02-15 Jan Hubicka <jh@suse.cz>
25 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
30 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
31 when calculating alignment_pad.
33 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
36 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
37 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
38 and STACK_BOUNDARY define.
40 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
43 * c-pragma.c (handle_pragma_pop_macro): Check that
44 pushed_macro_table has been allocated.
46 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
49 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
50 (force_gimple_operand): Likewise.
51 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
52 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
53 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
54 (find_interesting_uses_address): Check addressability and alignment
55 of the base expression only after substituting bases of IVs into it.
57 2008-02-14 Michael Matz <matz@suse.de>
60 * function.c (instantiate_virtual_regs_in_insn): Reload address
61 before falling back to reloading the whole operand.
63 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
65 * config/s390/s390.c (s390_mainpool_start): Emit the pool
66 before the first section switch note.
68 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
70 * doc/bugreport.texi: Update copyright years.
71 * doc/c-tree.texi: Likewise.
72 * doc/cfg.texi: Likewise.
73 * doc/cpp.texi: Likewise.
74 * doc/cppinternals.texi: Likewise.
75 * doc/fragments.texi: Likewise.
76 * doc/frontends.texi: Likewise.
77 * doc/gcc.texi: Likewise.
78 * doc/gty.texi: Likewise.
79 * doc/hostconfig.texi: Likewise.
80 * doc/implement-c.texi: Likewise.
81 * doc/libgcc.texi: Likewise.
82 * doc/loop.texi: Likewise.
83 * doc/makefile.texi: Likewise.
84 * doc/options.texi: Likewise.
85 * doc/passes.texi: Likewise.
86 * doc/rtl.texi: Likewise.
87 * doc/sourcebuild.texi: Likewise.
88 * doc/standards.texi: Likewise.
89 * doc/tree-ssa.texi: Likewise.
90 * doc/trouble.texi: Likewise.
92 * doc/extend.texi: Use @: or add comma where appropriate.
93 * doc/invoke.texi: Likewise.
94 * doc/tm.texi: Likewise.
96 2008-02-14 Alan Modra <amodra@bigpond.net.au>
99 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
102 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
104 * doc/md.texi (clz, ctz): Add reference.
105 * doc/rtl.texi (clz, ctz): Likewise.
107 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
110 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
113 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
115 * config/s390/s390.c (struct constant_pool): New field
116 emit_pool_after added.
117 (s390_mainpool_start): Set the emit_pool_after flag according
118 to the section switch notes.
119 (s390_mainpool_finish): Consider emit_pool_after when emitting
120 the literal pool at the end of the function.
121 (s390_chunkify_start): Force literal pool splits at section
124 2008-02-13 Michael Matz <matz@suse.de>
127 * var-tracking.c (clobber_variable_part): Correctly traverse the
130 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
133 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
134 Add -fdump-ipa-inline.
135 * tree-dump.c (dump_files): Remove tree-inlined dump.
136 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
138 2008-02-12 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/35171
141 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
144 2008-02-12 Richard Guenther <rguenther@suse.de>
147 * fold-const.c (fold_widened_comparison): Use get_unwidened in
148 value-preserving mode. Disallow final truncation.
150 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
153 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
155 (force_gimple_operand): ...here.
157 2008-02-12 Jakub Jelinek <jakub@redhat.com>
160 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
161 non-compatible pointers.
162 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
163 different FIELD_DECLs, try harder by comparing field offsets, sizes
167 * function.c (match_asm_constraints_1): Don't replace the same input
170 2008-02-12 Anatoly Sokolov <aesok@post.ru>
172 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
173 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
174 (expand_epilogue): Restore RAMPZ register.
175 * config/avr/avr.md (RAMPZ_ADDR): New constant.
177 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
179 * config/i386/cygwin.asm: (__alloca): Correct calling
180 convention and alignment.
181 (__chkstk): Force 8 byte stack alignment.
183 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
184 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/33992
187 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
188 the zero we compare against.
190 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
193 * gthr-win32.h (__gthread_mutex_destroy_function): New function
194 to CloseHandle after unlocking to prevent accumulation of handle
197 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
200 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
201 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
202 and update LABEL_NUSES during and after reload.
204 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
207 * combine.c (simplify_if_then_else): Make sure the comparison is
208 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
210 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
213 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
214 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
215 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
216 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
217 * tree.h (get_type_static_bounds): Likewise.
219 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
221 * doc/invoke.texi (Option Summary, C++ Dialect Options)
222 (Objective-C and Objective-C++ Dialect Options, Warning Options):
223 Make -Wfoo language annotations match what the compiler outputs.
225 2008-02-08 Sa Liu <saliu@de.ibm.com>
227 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
228 intrinsics spu_convts, spu_convtu, spu_convtf.
229 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
231 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
233 * doc/extend.texi (Function Attributes) <noinline>: Mention
234 asm ("") as method to keep calls.
236 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
239 * doc/options.texi (Options): Replace references to opts.sh with
241 * opts-common.c: Likewise.
242 * optc-gen.awk: Likewise.
244 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
246 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
248 2008-02-07 Richard Henderson <rth@redhat.com>
251 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
252 EXPR_LIST for the REG_EQUAL instead of a comparison with a
255 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
257 PR tree-optimization/35085
258 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
259 for operand entry oe2 in addition to operand entry oe3 in order to
260 expose more opportunities for vectorizer sum reduction.
262 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
265 * Makefile.in (LIBS): Remove $(GMPLIBS).
266 (cc1-dummy, cc1): Add $(GMPLIBS).
268 2008-02-06 Jan Hubicka <jh@suse.cz>
271 * i386.md (moddf_integer): Do not produce partial memory stalls for
272 targets where it hurts.
274 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
277 * optabs.c (expand_float): Do not check for decimal modes when
278 expanding unsigned integer through signed conversion.
280 2008-02-06 Nick Clifton <nickc@redhat.com>
282 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
283 inside the clobber with a match_operand and duplicated operand
284 number in the constraint.
285 (ineqbranchsi): Delete redundant comment.
287 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
289 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
290 builtin_define ("__USE_INIT_FINI__").
291 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
293 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
295 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
297 PR documentation/30330
298 * doc/invoke.texi (C++ Dialect Options)
299 (Objective-C and Objective-C++ Dialect Options, Warning Options):
300 For each warning option -Wfoo that allows -Wno-foo, ensure both
301 -Wfoo and -Wno-foo are listed in the option index. Fix index
302 entry of -Wswitch-default, index -Wnormalized= including the
303 `=', and -Wlarger-than-@var{len} including @var{len}.
305 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (floatunssisf2): Use
308 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
309 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
310 Macroize expander using MODEF mode iterator.
312 2008-02-05 Diego Novillo <dnovillo@google.com>
314 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
317 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
319 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
324 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
327 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
328 to indicate if a message should be generated.
329 (init_cumulative_args): Updated.
330 (function_value_32): Likewise.
332 2008-02-05 Joseph Myers <joseph@codesourcery.com>
334 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
336 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
340 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
342 2008-02-04 Diego Novillo <dnovillo@google.com>
344 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
347 * tree-vrp.c (vrp_evaluate_conditional): With
348 -Wtype-limits, emit a warning when comparing against a
349 constant outside the natural range of OP0's type.
351 2008-02-04 Richard Guenther <rguenther@suse.de>
354 * expr.c (count_type_elements): Give for unions instead of
357 2008-02-04 Richard Guenther <rguenther@suse.de>
360 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
361 to TYPE_DOMAINs base type instead of using bitsizetype here.
363 2008-02-03 Jason Merrill <jason@redhat.com>
365 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
367 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
370 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
371 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
372 (RS/6000 and PowerPC Options): Fix typos and markup.
373 * doc/passes.texi (Tree-SSA passes): Likewise.
375 2008-02-02 Michael Matz <matz@suse.de>
378 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
379 from record_last_reg_set_info.
380 (record_last_reg_set_info): Take an RTX argument, iterate over all
381 constituent hardregs.
382 (record_last_set_info, record_opr_changes): Change calls to
383 new signature or to record_last_reg_set_info_regno.
385 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
387 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
389 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
391 PR rtl-optimization/34773
392 * reg-notes.def (EQUAL): Mention significance of combination of
393 REG_EQUAL and REG_RETVAL.
394 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
395 insn that has a REG_RETVAL.
397 2008-02-01 Roger Sayle <roger@eyesopen.com>
400 * configure.ac (--enable-fixed-point): Disable unless explicitly
402 * configure: Regenerate.
404 2008-02-01 Richard Guenther <rguenther@suse.de>
407 * invoke.texi (-finline-limit): Remove no longer true parts
408 of the documentation. Note that there is no default value.
410 2008-02-01 Andrew Pinski <pinskia@gmail.com>
411 Mark Mitchell <mark@codesourcery.com>
412 Ben Elliston <bje@au.ibm.com>
415 * doc/extend.texi (Other Builtins): Document.
417 2008-01-31 Tom Browder <tom.browder@gmail.com>
419 * doc/c-tree.texi (Types): Fix grammar.
420 (Expression trees): Ditto.
421 * doc/passes.texi (Tree-SSA passes): Ditto.
423 * doc/configterms.texi (Configure Terms): Fix typo.
424 * doc/cpp.texi (Common Predefined Macros): Ditto.
425 * doc/md.texi (Machine Constraints): Ditto.
427 * doc/makefile.texi (Makefile): Add comma.
429 2008-01-31 Tom Browder <tom.browder@gmail.com>
430 Gerald Pfeifer <gerald@pfeifer.com>
432 * doc/sourcebuild.texi (Front End): Remove references to CVS
434 (Texinfo Manuals): Replace reference to CVS by one to SVN.
435 (Back End): Remove reference to CVS.
437 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
440 * config/mips/mips.c (gen_load_const_gp): New function, taking a
442 (mips16_gp_pseudo_reg): ...here.
443 * config/mips/mips.md (load_const_gp): Replace with...
444 (load_const_gp_<mode>): ...this :P-based insn.
446 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
448 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
449 options. Minor fixes.
450 (-std): Move reference to standards closer to where language
451 standards are first mentioned.
453 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
455 PR rtl-optimization/34995
456 * reload.c (alternative_allows_const_pool_ref): Take an rtx
457 parameter and return a bool. If the rtx parameter is nonnull,
458 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
459 (find_reloads): Update call accordingly. Pass the new operand
460 if it needed no address reloads, otherwise pass null.
462 2008-01-30 Richard Henderson <rth@redhat.com>
465 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
466 for unbounded arrays.
468 2008-01-30 Silvius Rus <rus@google.com>
470 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
472 2008-01-30 Jan Hubicka <jh@suse.cz>
475 * i386.c (init_cumulative_args): Use real function declaration when
478 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
480 PR rtl-optimization/34998
481 * global.c (build_insn_chain): Treat non-subreg_lowpart
482 SUBREGs of pseudos as clobbering all the words covered by the
483 SUBREG, not just all the bytes.
484 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
485 original df_ref rather than an extract parameter.
486 (global_conflicts): Update call accordingly.
488 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
490 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
491 the overflow check to make it easier to read.
492 (__fixtfdi): Change the type of the ll member in union
493 long_double to UDItype_x.
495 2008-01-30 Jakub Jelinek <jakub@redhat.com>
498 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
499 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
500 * tree-inline.c (fold_marked_statements): Call
501 cgraph_update_edges_for_call_stmt if folding a call statement.
502 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
503 debug_generic_stmt calls, reset it back afterwards.
506 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
508 * c-typeck.c (build_external_ref): Don't pedwarn about
509 static vars in current function's scope.
511 2008-01-29 Joseph Myers <joseph@codesourcery.com>
513 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
515 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
518 * ipa-struct-reorg.c: Fix spelling.
521 2008-01-29 Richard Guenther <rguenther@suse.de>
524 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
526 * tree-inline.c (remap_type): Increment remapping_type_depth
527 around remapping types.
528 (copy_body_r): Only add referenced variables if they are referenced
529 from code, not types.
531 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
542 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
543 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
545 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
548 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
549 pointer for tiny stack.
551 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
553 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
555 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
557 * config/vx-common.h: Fix typo in comment.
559 2008-01-28 Ian Lance Taylor <iant@google.com>
563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
564 coalesce pointers if they have different DECL_NO_TBAA_P values.
565 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
566 between variables with different DECL_NO_TBAA_P values.
568 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
571 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
572 are not legitimate small data references on SPE targets.
574 2008-01-28 David Daney <ddaney@avtrex.com>
576 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
578 2008-01-28 David Daney <ddaney@avtrex.com>
580 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
582 2008-01-27 Joseph Myers <joseph@codesourcery.com>
584 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
585 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
586 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
587 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
588 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
589 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
590 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
591 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
593 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
595 * basic-block.h (condjump_equiv_p): Fix comment.
597 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
599 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
600 print_generic_stmt_indented): Fix comment.
602 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
604 * configure.ac (__stack_chk_fail): Add detecion for availability
605 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
606 * configure: Regenerate.
608 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
611 * final.c (output_addr_const): Handle TRUNCATE.
613 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
616 * tree-ssa-loop-ivopts.c (comp_cost): New type.
617 (zero_cost, infinite_cost): New constants.
618 (struct cost_pair): Change type of cost to comp_cost.
619 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
620 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
622 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
623 split_address_cost, ptr_difference_cost, difference_cost,
624 get_computation_cost_at, get_computation_cost,
625 determine_use_iv_cost_generic, determine_use_iv_cost_address,
626 determine_use_iv_cost_condition, determine_use_iv_costs,
627 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
628 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
629 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
630 Change type of cost to comp_cost.
631 (determine_iv_cost): Increase cost of non-original ivs, instead
632 of decreasing the cost of original ones.
633 (get_address_cost): Indicate the complexity of the addressing mode
635 (try_add_cand_for): Prefer using ivs not specific to some object.
636 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
638 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
639 Janis Johnson <janis187@us.ibm.com>
642 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
643 (TARGET_INSTANTIATE_DECLS): Likewise.
644 * target.h (expand_to_rtl_hook): New target hook.
645 (instantiate_decls): Likewise.
646 * function.c (instantiate_decl): Make non-static. Rename to...
647 (instantiate_decl_rtl): ... this.
648 (instantiate_expr): Use instantiate_decl_rtl.
649 (instantiate_decls_1): Likewise.
650 (instantiate_decls): Likewise.
651 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
652 * function.h (instantiate_decl_rtl): Add prototype.
653 * cfgexpand.c (target.h): New include.
654 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
655 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
656 (TARGET_INSTANTIATE_DECLS): Likewise.
657 (TARGET_INITIALIZER): New target hooks added.
658 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
660 * config/rs6000/rs6000.c (tree-flow.h): New include.
661 (machine_function): Add sdmode_stack_slot field.
662 (rs6000_alloc_sdmode_stack_slot): New function.
663 (rs6000_instantiate_decls): Likewise.
664 (rs6000_secondary_memory_needed_rtx): Likewise.
665 (rs6000_check_sdmode): Likewise.
666 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
667 (TARGET_INSTANTIATE_DECLS): Likewise.
668 (rs6000_hard_regno_mode_ok): Allow SDmode.
669 (num_insns_constant): Likewise. Handle _Decimal32 constants.
670 (rs6000_emit_move): Handle SDmode.
671 (function_arg_advance): Likewise.
672 (function_arg): Likewise.
673 (rs6000_gimplify_va_arg): Likewise. Add special handling of
674 SDmode var args for 32-bit compiles.
675 (rs6000_secondary_reload_class): Handle SDmode.
676 (rs6000_output_function_epilogue): Likewise.
677 (rs6000_function_value): Simplify if statement.
678 (rs6000_libcall_value): Likewise.
679 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
680 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
681 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
682 (movsd_hardfloat): New define_insn.
683 (movsd_softfloat): Likewise.
684 (movsd_store): Likewise.
685 (movsd_load): Likewise.
686 (extendsddd2): Likewise.
687 (extendsdtd2): Likewise.
688 (truncddsd2): Likewise.
689 (movdd_hardfloat64): Fixup comment.
690 (UNSPEC_MOVSD_LOAD): New constant.
691 (UNSPEC_MOVSD_STORE): Likewise.
693 2008-01-26 Jakub Jelinek <jakub@redhat.com>
696 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
698 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
699 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
700 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
703 2008-01-26 David Edelsohn <edelsohn@gnu.org>
706 * config.gcc: Separate AIX 5.3 from AIX 6.1.
707 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
709 * config/rs6000/aix61.h: New file.
711 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
713 PR rtl-optimization/34959
714 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
715 popcount and parity rtxes the same mode as their operand.
716 Truncate or extend the result to the return value's mode
719 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
722 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
723 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
724 to GOT_VERSION_REGNUM.
725 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
726 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
727 * config/mips/mips.c (mips_emit_call_insn): New function.
728 (mips_call_tls_get_addr): Call mips_expand_call directly.
729 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
731 (mips16_build_call_stub): Likewise. Return the call insn or null.
732 (mips_expand_call): Update the call to mips16_build_call_stub
733 accordingly and a remove redundant condition. Assert that MIPS16
734 stubs do not use lazy binding. Use mips_emit_call_insn and return
736 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
738 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
739 (mips_avoid_hazard): Remove hazard_set handling.
740 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
741 (UNSPEC_RESTORE_GP): ...this.
742 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
743 (FAKE_CALL_REGNO): Rename to...
744 (GOT_VERSION_REGNUM): ...this.
745 (type): Add "ghost" value. Add an associated insn reservation.
746 (hazard_set): Remove.
747 (exception_receiver): Rename to...
748 (restore_gp): ...this and update the unspec identifier accordingly.
749 (exception_receiver, nonlocal_got_receiver): New expanders.
750 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
751 FAKE_CALL_REGNO. Remove hazard_set attribute.
752 (set_got_version, update_got_version): New patterns.
754 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
757 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
759 2008-01-25 Joseph Myers <joseph@codesourcery.com>
762 * doc/install.texi2html: Generate gcc-vers.texi.
764 2008-01-25 DJ Delorie <dj@redhat.com>
766 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
768 2008-01-25 Joseph Myers <joseph@codesourcery.com>
770 * config/c4x: Remove directory.
771 * config.gcc (crx-*, mt-*): Mark obsolete.
772 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
773 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
774 sh-*-rtemscoff*): Remove cases.
775 * defaults.h (C4X_FLOAT_FORMAT): Remove.
776 * real.c (encode_c4x_single, decode_c4x_single,
777 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
778 c4x_extended_format): Remove.
779 * real.h (c4x_single_format, c4x_extended_format): Remove.
780 * doc/extend.texi (interrupt, naked): Remove mention of attributes
782 (Pragmas): Remove comment about c4x pragmas.
783 * doc/install.texi (c4x): Remove target-specific instructions.
784 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
785 * doc/md.texi (Machine Constraints): Remove C4x documentation.
786 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
787 refer to C4x source files as examples.
788 (C4X_FLOAT_FORMAT): Remove documentation.
790 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
792 * config/bfin/bfin.c (override_options): Reorder tests so that
793 flag_pic gets enabled for -msep-data.
795 2008-01-25 Richard Guenther <rguenther@suse.de>
798 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
799 to its bitfield precision if required.
801 2008-01-25 Jakub Jelinek <jakub@redhat.com>
804 * tree-nested.c (walk_omp_for): New function.
805 (convert_nonlocal_reference, convert_local_reference): Call
806 walk_omp_for on OMP_FOR.
807 (convert_call_expr): Call walk_body on OMP_FOR's
808 OMP_FOR_PRE_INIT_BODY.
810 2008-01-25 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/34966
813 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
814 default defs and PHI_NODEs we have to insert after the
817 2008-01-24 Nick Clifton <nickc@redhat.com>
819 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
820 Provide a default definition.
821 (LIBGCC2_UNITS_PER_WORD): Likewise.
823 * config/stormy16/stormy16.c: Include df.h for the prototype
824 for df_regs_ever_live_p.
825 (xstormy16_expand_builtin_va_start): Convert the stack offset
826 into a component_ref and then use POINTER_PLUS_EXPR to add it
827 to the incoming_virtual_args_rtx.
828 (xstormy16_gimplify_va_arg_expr): Rename to
829 xstormy16_gimplify_va_arg_expr.
830 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
831 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
832 xstormy16_gimplify_va_arg_expr.
833 Fix up some formatting issues.
835 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
836 Move to predicates.md.
837 (xs_hi_general_operand): Likewise.
838 (xs_hi_nonmemory_operand): Likewise.
839 * config/stormy16/predicates.md:
840 (xstormy16_carry_plus_operand): New predicate.
841 (xs_hi_general_operand): New predicate.
842 (xs_hi_nonmemory_operand): New predicate.
843 * config/stormy16/stormy16-protos.h:
844 (xstormy16_carry_plus_operand): Delete prototype.
845 (xs_hi_general_operand): Likewise.
846 (xs_hi_nonmemory_operand): Likewise.
848 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
849 modifiers as they are no longer needed and they can trigger
850 reload spill failures.
852 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
853 with a match_operand in order to help reload.
855 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
856 constraint with 'e' for the 8th alternative as this version of
857 the mov.w instruction only accepts the lower 8 registers.
859 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
862 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
863 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
866 2008-01-25 Jakub Jelinek <jakub@redhat.com>
869 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
871 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
873 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
875 (remove_structure): Update allocations list before removing structure.
877 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
879 * ipa-struct-reorg.c (is_safe_cond_expr,
880 create_new_stmts_for_cond_expr): Use integer_zerop function,
881 that recognize not only zero-pointer, but zero-integer too.
883 2008-01-25 Ben Elliston <bje@au.ibm.com>
886 * fixproto: Escape "." in sed expression that strips leading "./".
888 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
891 * gcc.c (SWITCH_OK): Removed.
892 (SWITCH_LIVE): Changed to bit.
893 (SWITCH_FALSE): Likewise.
894 (SWITCH_IGNORE): Likewise.
895 (switchstr): Change live_cond to unsigned int.
896 (process_command): Replace SWITCH_OK with 0.
897 (do_self_spec): Likewise.
898 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
899 (give_switch): Likewise.
900 (used_arg): Likewise.
901 (do_spec_1): Set the SWITCH_IGNORE bit.
902 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
903 bits. Set the SWITCH_LIVE bit.
905 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
907 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
909 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
911 PR tree-optimization/34472
912 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
913 parameter to a "bool *" and set *DATA to false if there is
914 an unsafe access. Do not delete the structure here.
915 (check_cond_exprs): Delete it here instead.
916 (check_cond_exprs, exclude_cold_structs): Do not increase
917 I when removing a structure.
919 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386.c (ix86_expand_vector_init): Consider only
923 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
925 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
928 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
929 a fixed vector for stack.
931 2008-01-24 Ben Elliston <bje@au.ibm.com>
934 * doc/gcc.texi (Software development): Add a direntry for g++.
936 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
938 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
939 stale and straggling -fforce-addr comments above.
941 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
943 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
944 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
946 2008-01-23 Michael Matz <matz@suse.de>
949 * dwarf2out.c (force_type_die): Use modified_type_die instead of
952 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
954 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
957 2008-01-23 Anatoly Sokolov <aesok@post.ru>
959 * config/avr/avr.c (avr_current_arch): New variable.
960 (avr_arch_types): Add 'avr31' and 'avr51' entries.
961 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
962 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
963 (avr_override_options): Init 'avr_current_arch'.
964 (base_arch_s): Move from here...
965 * config/avr/avr.h (base_arch_s): ... here. Add new members
966 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
967 'mega' to 'have_jmp_call'.
968 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
969 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
971 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
973 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
974 MULTILIB_MATCHES): (Ditto.).
976 2008-01-23 Richard Guenther <rguenther@suse.de>
979 * cgraphunit.c (cgraph_reset_node): Always mark the node
980 not reachable if it is not queued already.
982 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
984 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
985 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
986 (cputype_selected): New static variable.
987 (bfin_handle_option): Set it if -mcpu is used.
988 (override_option): Select default set of workarounds if no cpu type
989 selected on the command line.
990 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
992 From Michael Frysinger <michael.frysinger@analog.com>
993 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
994 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
996 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
997 for bf547, bf523, bf524, and bf526.
998 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1000 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1001 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1002 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1003 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1004 * doc/invoke.texi (Blackfin Options): Document that
1005 -mcpu now accept bf547, bf523, bf524, and bf526.
1007 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1009 PR rtl-optimization/34628
1010 * combine.c (try_combine): Stop and undo after the first combination
1011 if an autoincrement side-effect on the first insn has effectively
1014 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1017 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1018 Offset addresses are not valid for Altivec or paired float modes.
1020 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1023 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1024 if DECL_INITIAL (decl) is error_mark_node.
1027 * c-common.c (handle_vector_size_attribute): Only allow
1028 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1029 the same way as pointer, array etc. types.
1030 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1033 * tree.c (build_type_attribute_qual_variant): Call
1034 build_qualified_type if attributes are equal, but quals are not.
1036 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1039 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1040 * flags.h (warn_strict_aliasing): Remove.
1041 (warn_strict_overflow): Remove.
1042 * opts.c (warn_strict_aliasing): Remove.
1043 (warn_strict_overflow): Remove.
1044 * c-opts.c (c_common_handle_option): -Wall only sets
1045 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1046 (c_common_post_options): Give default values to -Wstrict-aliasing
1047 and -Wstrict-overflow if they are uninitialized.
1048 * common.opt (Wstrict-aliasing): Specify Var and Init.
1049 (Wstrict-overflow): Likewise.
1051 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1053 PR rtl-optimization/26854
1054 PR rtl-optimization/34400
1055 PR rtl-optimization/34884
1056 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1058 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1059 (df_rd_bb_info.expanded_lr_out): Deleted
1060 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1061 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1062 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1063 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1064 Removed code to allocate, initialize or free expanded_lr_out.
1065 (df_rd_bb_local_compute_process_def): Restructured to make more
1067 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1068 sets if the sets are being trimmed.
1070 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1073 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1074 (as_vers): Likewise.
1075 * configure: Regenerated.
1077 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1080 * tree-pass.h (pass_build_alias): New pass.
1081 * tree-ssa-alias.c (gate_build_alias): New.
1082 (pass_build_alias): New.
1083 * passes.c (init_optimization_passes): Add pass_build_alias after
1084 pass_create_structure_vars.
1086 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1088 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1089 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1090 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1091 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1092 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1093 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1094 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1095 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1096 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1097 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1098 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1099 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1100 * config/s390/s390.md (FP_ALL): New mode iterator.
1101 (_d): New mode attribute.
1102 ("*signbit<mode>2>"): Changed mode of first operand.
1103 ("isinf<mode>2"): Changed mode of first operand.
1104 ("*TDC_insn"): Adaptation for DFP modes.
1106 2008-01-22 Ben Elliston <bje@au.ibm.com>
1108 * tree.c (check_qualified_type): Improve function description.
1110 2008-01-21 Jason Merrill <jason@redhat.com>
1113 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1114 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1117 2008-01-21 DJ Delorie <dj@redhat.com>
1119 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1122 2008-01-21 Richard Guenther <rguenther@suse.de>
1125 * tree-cfg.c (verify_expr): Allow all invariant expressions
1126 instead of just constant class ones as reference argument.
1127 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1128 like any other constant.
1129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1131 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1133 * regmove.c (fixup_match_1): Update call crossed frequencies.
1135 2008-01-21 Richard Guenther <rguenther@suse.de>
1138 * tree-inline.c (setup_one_parameter): Deal with mismatched
1139 types using a VIEW_CONVERT_EXPR.
1141 2008-01-21 Alon Dayan <alond@il.ibm.com>
1142 Olga Golovanevsky <olga@il.ibm.com>
1144 PR tree-optimization/34701
1145 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1146 when the structure size is not a power of 2.
1148 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1150 * doc/install.texi: Add doc for --enable-checking=df.
1152 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1154 PR rtl-optimization/34808
1155 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1157 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1159 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1162 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1164 PR rtl-optimization/26854
1165 PR rtl-optimization/34400
1166 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1168 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1169 (df_rd_bb_info.expanded_lr_out): New.
1170 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1171 * loop_iv.c (iv_analysis_loop_init): Ditto.
1172 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1173 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1174 Added code to allocate, initialize or free expanded_lr_out.
1175 (df_rd_bb_local_compute_process_def): Restructured to make
1176 more understandable.
1177 (df_rd_confluence_n): Add code to do nothing with fake edges and
1178 code to no apply invalidate_by_call sets if the sets are being trimmed.
1179 (df_lr_local_finalize): Renamed to df_lr_finalize.
1180 (df_live_local_finalize): Renamed to df_live_finalize.
1182 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1185 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1186 deciding whether to use reciprocal instructions.
1188 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1190 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1191 dwarf2out_note_section_used if cold_text_section is NULL.
1193 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1195 PR gcov-profile/34610
1196 * tree-cfg.c (make_edges): Mark both outgoing edges from
1197 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1198 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1199 from OMP_FOR and OMP_CONTINUE outgoing edges.
1201 * tree-profile.c (tree_profiling): Return early if
1202 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1204 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1205 from cfun to child_cfun.
1206 * function.h (struct function): Add after_tree_profile bit.
1208 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1210 * config/avr/avr.S (_exit): Disable interrupt.
1212 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1213 Steven Bosscher <stevenb.gcc@gmail.com>
1215 PR rtl-optimization/26854
1216 PR rtl-optimization/34400
1217 * df-problems.c (df_live_scratch): New scratch bitmap.
1218 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1219 (df_live_reset): Clear the proper bitmaps.
1220 (df_live_bb_local_compute): Only process the artificial defs once
1221 since the order is not important.
1222 (df_live_init): Init the df_live sets only with the variables
1223 found live by df_lr.
1224 (df_live_transfer_function): Use the df_lr sets to prune the
1225 df_live sets as they are being computed.
1226 (df_live_free): Free df_live_scratch.
1228 2008-01-18 Ian Lance Taylor <iant@google.com>
1230 * common.opt: Add fmerge-debug-strings.
1231 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1232 flag_merge_debug_strings rather than flag_merge_constants.
1233 * doc/invoke.texi (Option Summary): Mention
1234 -fmerge-debug-strings.
1235 (Debugging Options): Document -fmerge-debug-strings.
1237 2008-01-18 Ian Lance Taylor <iant@google.com>
1240 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1241 (struct tree_function_decl): Add new field operator_new_flag.
1242 * tree-inline.c (expand_call_inline): When inlining a call to
1243 operator new, force the return value to go into a variable, and
1244 set DECL_NO_TBAA_P on that variable.
1245 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1247 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1250 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1251 DWARF2_DEBUGGING_INFO.
1252 (dwarf2out_note_section_used): Ditto. Add prototype.
1253 (have_multiple_function_sections, text_section_used,
1254 cold_text_section_used, *cold_text_sections): Move declarations
1257 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1259 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1260 field and add signal_ra.
1261 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1262 assignments to frame state pc. Move end of stack check after
1263 MD_FALLBACK_FRAME_STATE_FOR.
1264 (uw_update_context_1): Use frame state signal_regs if set, instead
1265 of checking signal_frame flag.
1266 (uw_update_context): Use frame state signal_ra if set.
1267 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1268 * config/xtensa/linux-unwind.h: New file.
1270 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1272 * modulo-sched.c (get_sched_window): Fix comment typo.
1274 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1276 PR tree-optimization/34648
1277 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1279 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1281 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1282 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1284 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1286 PR rtl-optimization/34400
1287 * df-core.c (df_worklist_dataflow_overeager,
1288 df_worklist_dataflow_doublequeue): New functions.
1289 (df_worklist_dataflow): Two different worklist solvers.
1290 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1293 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1296 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1297 and ftree-parallelize-loops.
1299 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1301 PR rtl-optimization/34826
1302 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1304 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1306 * global.c (find_reg): Mark the eh regs as used if necessary.
1307 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1308 * ra.h (struct allocno): no_eh_reg field added. Changed
1309 no_stack_reg type to bitfield.
1311 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1313 * tree.c (substitute_in_expr): Add missing 'break'.
1315 2008-01-17 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/34825
1318 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1319 x / x as division to handle.
1321 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1323 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1324 "-pthread" is specified.
1325 * pa-hpux11.h (LIB_SPEC): Likewise.
1327 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1328 Peter Bergner <bergner@vnet.ibm.com>
1330 PR rtl-optimization/33796
1331 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1333 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1335 PR libgfortran/34699
1336 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1338 * pa-hpux10.h (LINK_SPEC): Likewise.
1339 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1341 2008-01-16 Richard Guenther <rguenther@suse.de>
1344 * fold-const.c (fold_convert_const_int_from_int): Do not
1345 set overflow if that occured only because of a sign extension
1346 change when converting from/to a sizetype with the same
1347 precision and signedness.
1349 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1352 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1353 location address to the correct place. Update copyright year.
1355 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1357 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1358 no dependences in the dependence_relations vector.
1360 2008-01-16 Jan Hubicka <jh@suse.cz>
1362 PR rtl-optimization/31396
1363 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1364 * cfg.c (dump_reg_info): Print it.
1365 * regs.h (struct reg_info_t): add freq_calls_crossed.
1366 (REG_FREQ_CALLS_CROSSED): New macro.
1367 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1368 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1369 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1370 regmove_optimize): Update call crossed frequencies.
1371 * local-alloc.c (struct qty): Add freq_calls_crossed.
1372 (alloc_qty): Copute freq_calls_crossed.
1373 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1374 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1375 * ra.h (struct allocno): Add freq_calls_crossed.
1377 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1379 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1380 libgomp when compiling with ftree-parallelize-loops.
1381 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1383 2008-01-16 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/34769
1386 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1387 * tree.c (int_cst_value): Instead make this function more
1388 permissive in what it accepts as valid input. Document this
1389 function always sign-extends the value.
1391 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1392 Richard Guenther <rguenther@suse.de>
1395 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1396 (gimple_fold_indirect_ref_rhs): ... this.
1397 (gimple_fold_indirect_ref): New function with foldings
1398 that preserve lvalueness.
1399 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1400 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1401 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1402 to fold an INDIRECT_REF, fall back to the old use of
1403 fold_indirect_ref_1.
1405 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1407 * tree-data-ref.c (subscript_dependence_tester_1): Call
1408 free_conflict_function.
1409 (compute_self_dependence): Same.
1411 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1414 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1415 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1417 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1418 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1419 for DWARF2_UNWIND_INFO targets.
1421 2008-01-16 Richard Guenther <rguenther@suse.de>
1424 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1425 type qualifiers for function types.
1427 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1429 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1430 loop_iterator li from previous commit.
1432 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1434 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1436 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1438 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1439 (parallelize_loops): Don't parallelize irreducible components.
1441 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1444 * c-opts (c_common_post_options): Do not enable CPP
1445 flag_pedantic_errors by default.
1447 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1449 PR rtl-optimization/31944
1450 * cse.c (remove_pseudo_from_table): New function.
1451 (merge_equiv_classes): Use above function to remove pseudo-registers.
1452 (invalidate): Likewise.
1454 2008-01-13 Richard Guenther <rguenther@suse.de>
1457 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1458 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1460 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1462 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1463 validate_change to unshare the source of the PC set.
1465 2008-01-12 Jan Hubicka <jh@suse.cz>
1468 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1469 references above array bounds. This might trigger bounds checks for
1472 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1474 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1475 new_replaceable_dependencies.
1477 2008-01-12 Doug Kwan <dougkwan@google.com>
1479 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1480 instead of OPT_Wreturn_type in warning due to ignored return type
1482 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1483 options included in -Wextra.
1484 * c.opt: New option -Wignored_qualifiers.
1485 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1486 -Wignore_qualifiers.
1487 (-Wignored-qualifiers): Document.
1488 (-Wreturn-type): Remove description of functionality now handled
1489 by -Wignored-qualifiers.
1491 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1494 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1495 NOP_EXPR if it is between integral types with the same precision.
1497 2008-01-12 Jan Hubicka <jh@suse.cz>
1500 * invoke.texi (max-inline-recursive-depth): Fix default value.
1502 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1504 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1507 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1509 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1511 2008-01-11 James E. Wilson <wilson@specifix.com>
1514 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1516 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1518 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1519 save/restore frame pointer register and don't use 'call-prologues'
1520 optimization in function with "OS_task" attribute.
1522 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1525 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1526 when copying to memory.
1528 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1530 PR rtl-optimization/30905
1531 * cfgcleanup.c: Include dce.h
1532 (crossjumps_occured): New global variable.
1533 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1534 If something changed, set crossjumps_occured to true.
1535 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1536 Don't add/remove fake edges to exit here...
1537 (cleanup_cfg): ...but do it here, when crossjumping.
1538 Run a fast DCE when successful crossjumps occured in the latest
1539 iteration of try_optimize_cfg.
1541 2008-01-11 Richard Guenther <rguenther@suse.de>
1543 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1544 (struct vn_unary_op_s): Likewise.
1545 (vn_reference_insert): Free old reference on hash collision.
1547 2008-01-10 Raksit Ashok <raksit@google.com>
1549 PR rtl-optimization/27971
1550 * combine.c (find_split_point): Split PLUS expressions which are
1551 inside a MEM rtx, and whose first operand is complex.
1553 2008-01-10 DJ Delorie <dj@redhat.com>
1555 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1556 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1557 (m32c_hard_regno_ok): Call the underlying function.
1559 2008-01-10 Richard Guenther <rguenther@suse.de>
1562 * tree-cfg.c (tree_merge_blocks): Do not go through the
1563 full-blown folding and stmt updating path if we just deal
1564 with virtual operands.
1565 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1566 test for abnormal SSA_NAMEs.
1568 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1571 * reload.c (push_reload): Add assertions. All constants from
1572 reg_equiv_constant should have been used for replacing the respective
1574 (find_reloads_address): Invoke find_reloads_address_part for
1575 constant taken from the reg_equiv_constant array.
1577 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1579 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1580 field (valnum) the first in the struct. Replace bools with
1583 2008-01-10 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/34651
1586 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1587 types and ordering for masking and converting.
1589 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1591 PR tree-optimization/34017
1592 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1593 also for PHI_NODE expressions.
1595 2008-01-09 Jan Hubicka <jh@suse.cz>
1597 PR tree-optimization/34708
1598 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1599 based on number of case labels.
1600 (init_inline_once): Remove switch_cost.
1601 * tree-inline.h (eni_weights_d): Remove switch_cost.
1603 2008-01-09 Richard Guenther <rguenther@suse.de>
1604 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1608 temporary if an rvalue is ok or an lvalue is not required.
1610 2008-01-09 Richard Guenther <rguenther@suse.de>
1613 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1616 2008-01-09 Richard Guenther <rguenther@suse.de>
1619 * tree.c (host_integerp): Check for sizetype only if the
1620 type is an integer type.
1622 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1625 * opts.c (decode_options): Disable inlining of functions called
1626 once if not in unit-at-a-time mode.
1628 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1630 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1632 2008-01-08 Richard Guenther <rguenther@suse.de>
1635 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1636 out early if the result will be unused.
1638 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1643 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1647 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1649 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1650 for vectorization tuned.
1652 2008-01-08 Richard Guenther <rguenther@suse.de>
1654 PR tree-optimization/34683
1655 * tree-ssa-operands.c (operand_build_cmp): Export.
1656 * tree-ssa-operands.h (operand_build_cmp): Declare.
1657 * tree-vn.c (vuses_compare): Remove.
1658 (sort_vuses): Use operand_build_cmp.
1659 (sort_vuses_heap): Likewise.
1660 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1661 to re-use old VEC if available. Do not sort already sorted VUSEs.
1662 (vdefs_to_vec): Do not sort already sorted VDEFs.
1664 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1667 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1669 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1672 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1673 limitations of reciprocal sequences on x86 targets.
1675 2008-01-08 Richard Guenther <rguenther@suse.de>
1677 PR tree-optimization/34683
1678 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1680 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1683 * config/darwin.c (darwin_mergeable_string_section): Don't use
1684 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1686 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1690 negxf2. Macroize expander using X87MODEF mode iterator. Change
1691 predicates of op0 and op1 to register_operand.
1692 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1693 expander using X87MODEF mode iterator. Change predicates of
1694 op0 and op1 to register_operand.
1695 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1696 corresponding patterns and macroize using MODEF macro. Change
1697 predicates of op0 and op1 to register_operand and remove
1698 "m" constraint. Disparage "r" alternative with "!".
1699 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1700 macroize using X87MODEF macro. Change predicates of op0 and op1
1701 to register_operand and remove "m" constraint. Disparage "r"
1702 alternative with "!".
1703 (absneg splitter with memory operands): Remove.
1704 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1705 patterns and macroize using X87MODEF mode iterator.
1706 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1707 Change predicate of op1 to register_operand.
1708 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1709 for memory operands.
1711 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1713 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1715 2008-01-07 Richard Guenther <rguenther@suse.de>
1717 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1720 2008-01-07 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/34683
1723 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1724 VOPs of the needed size to save memory. Use VEC_quick_push
1725 to save compile-time.
1726 (vdefs_to_vec): Likewise.
1728 2008-01-07 Sa Liu <saliu@de.ibm.com>
1730 * config/spu/spu.md (divdf3): Genetate inline code for double
1731 division. The implementation doesn't handle INF or NAN, therefore it
1732 only applies when -ffinite-math-only is given.
1734 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1737 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1738 * doc/cpp.texi ([Common Predefined Macros]): Document.
1740 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1743 order to use commutative addition instead of subtraction.
1745 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1746 Mircea Namolaru <namolaru@il.ibm.com>
1747 Vladimir Yanovsky <yanov@il.ibm.com>
1748 Revital Eres <eres@il.ibm.com>
1750 PR tree-optimization/34263
1751 * tree-outof-ssa.c (process_single_block_loop_latch,
1752 contains_tree_r): New functions.
1753 (analyze_edges_for_bb): Call process_single_block_loop_latch
1754 function to empty single-basic-block latch block if possible.
1756 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1760 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1762 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1764 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1766 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1768 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1770 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1772 PR tree-optimization/34618
1773 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1776 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1780 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1781 Update copyright year.
1783 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1784 Update copyright year.
1785 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1788 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1790 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1791 edge does not point to current bb before changing need_assert.
1793 2008-01-04 Richard Guenther <rguenther@suse.de>
1796 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1797 for verifying purposes if they are is_gimple_min_invariant.
1799 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1801 PR tree-optimization/34448
1802 PR tree-optimization/34465
1803 * gimplify.c (gimplify_init_constructor): Add new parameter
1804 notify_temp_creation. Use it.
1805 (gimplify_modify_expr_rhs): Take volatiles into account when
1806 optimizing constructors.
1807 Do not optimize constructors if gimplify_init_constructor will dump to
1809 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1810 * gcc.c-torture/compile/pr34448.c: New.
1812 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1814 PR gcov-profile/34609
1815 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1816 return_slot if result is TREE_ADDRESSABLE.
1818 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1820 * config/mips/mips.md (sqrt_condition): Tweak comment.
1821 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1823 2008-01-03 Tom Tromey <tromey@redhat.com>
1826 * c-common.c (c_type_hash): Handle VLAs.
1828 2008-01-03 Jan Hubicka <jh@suse.cz>
1830 PR tree-optimization/31081
1831 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1832 0 when inlining and not inlining to first basic block.
1833 (remap_decl): When var is initialized to 0, don't set default_def.
1834 (expand_call_inline): Set entry_bb.
1835 * tree-inline.h (copy_body_data): Add entry_bb.
1837 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1840 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1843 PR tree-optimization/29484
1844 * tree-inline.c (inline_forbidden_p_2): New function.
1845 (inline_forbidden_p): Disallow inlining if some static var
1846 has an address of a local LABEL_DECL in its initializer.
1847 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1850 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1852 PR tree-optimization/34635
1853 * tree-data-ref.c (add_other_self_distances): Make sure that the
1854 evolution step is constant.
1856 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1859 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1861 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1863 * tree-sra.c (scalarize_init): Insert the generate_element_init
1864 statements after the generate_element_zero statements.
1866 2008-01-02 Richard Guenther <rguenther@suse.de>
1870 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1871 for very large number of operands instead of ICEing.
1873 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1876 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1877 while stack probing.
1879 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1881 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1884 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1887 * tree-mudflap.c (mx_register_decls): Guard warning by
1888 !DECL_ARTIFICIAL check.
1890 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1892 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1893 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1894 sse5_perm<mode>): Fix constraints.