1 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6 and STACK_BOUNDARY define.
8 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11 * c-pragma.c (handle_pragma_pop_macro): Check that
12 pushed_macro_table has been allocated.
14 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18 (force_gimple_operand): Likewise.
19 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22 (find_interesting_uses_address): Check addressability and alignment
23 of the base expression only after substituting bases of IVs into it.
25 2008-02-14 Michael Matz <matz@suse.de>
28 * function.c (instantiate_virtual_regs_in_insn): Reload address
29 before falling back to reloading the whole operand.
31 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
33 * config/s390/s390.c (s390_mainpool_start): Emit the pool
34 before the first section switch note.
36 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
38 * doc/bugreport.texi: Update copyright years.
39 * doc/c-tree.texi: Likewise.
40 * doc/cfg.texi: Likewise.
41 * doc/cpp.texi: Likewise.
42 * doc/cppinternals.texi: Likewise.
43 * doc/fragments.texi: Likewise.
44 * doc/frontends.texi: Likewise.
45 * doc/gcc.texi: Likewise.
46 * doc/gty.texi: Likewise.
47 * doc/hostconfig.texi: Likewise.
48 * doc/implement-c.texi: Likewise.
49 * doc/libgcc.texi: Likewise.
50 * doc/loop.texi: Likewise.
51 * doc/makefile.texi: Likewise.
52 * doc/options.texi: Likewise.
53 * doc/passes.texi: Likewise.
54 * doc/rtl.texi: Likewise.
55 * doc/sourcebuild.texi: Likewise.
56 * doc/standards.texi: Likewise.
57 * doc/tree-ssa.texi: Likewise.
58 * doc/trouble.texi: Likewise.
60 * doc/extend.texi: Use @: or add comma where appropriate.
61 * doc/invoke.texi: Likewise.
62 * doc/tm.texi: Likewise.
64 2008-02-14 Alan Modra <amodra@bigpond.net.au>
67 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
70 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
72 * doc/md.texi (clz, ctz): Add reference.
73 * doc/rtl.texi (clz, ctz): Likewise.
75 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
81 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
83 * config/s390/s390.c (struct constant_pool): New field
84 emit_pool_after added.
85 (s390_mainpool_start): Set the emit_pool_after flag according
86 to the section switch notes.
87 (s390_mainpool_finish): Consider emit_pool_after when emitting
88 the literal pool at the end of the function.
89 (s390_chunkify_start): Force literal pool splits at section
92 2008-02-13 Michael Matz <matz@suse.de>
95 * var-tracking.c (clobber_variable_part): Correctly traverse the
98 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
101 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
102 Add -fdump-ipa-inline.
103 * tree-dump.c (dump_files): Remove tree-inlined dump.
104 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
106 2008-02-12 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/35171
109 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
112 2008-02-12 Richard Guenther <rguenther@suse.de>
115 * fold-const.c (fold_widened_comparison): Use get_unwidened in
116 value-preserving mode. Disallow final truncation.
118 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
121 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
123 (force_gimple_operand): ...here.
125 2008-02-12 Jakub Jelinek <jakub@redhat.com>
128 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
129 non-compatible pointers.
130 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
131 different FIELD_DECLs, try harder by comparing field offsets, sizes
135 * function.c (match_asm_constraints_1): Don't replace the same input
138 2008-02-12 Anatoly Sokolov <aesok@post.ru>
140 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
141 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
142 (expand_epilogue): Restore RAMPZ register.
143 * config/avr/avr.md (RAMPZ_ADDR): New constant.
145 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
147 * config/i386/cygwin.asm: (__alloca): Correct calling
148 convention and alignment.
149 (__chkstk): Force 8 byte stack alignment.
151 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
152 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/33992
155 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
156 the zero we compare against.
158 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
161 * gthr-win32.h (__gthread_mutex_destroy_function): New function
162 to CloseHandle after unlocking to prevent accumulation of handle
165 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
168 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
169 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
170 and update LABEL_NUSES during and after reload.
172 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
175 * combine.c (simplify_if_then_else): Make sure the comparison is
176 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
178 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
181 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
182 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
183 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
184 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
185 * tree.h (get_type_static_bounds): Likewise.
187 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
189 * doc/invoke.texi (Option Summary, C++ Dialect Options)
190 (Objective-C and Objective-C++ Dialect Options, Warning Options):
191 Make -Wfoo language annotations match what the compiler outputs.
193 2008-02-08 Sa Liu <saliu@de.ibm.com>
195 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
196 intrinsics spu_convts, spu_convtu, spu_convtf.
197 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
199 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
201 * doc/extend.texi (Function Attributes) <noinline>: Mention
202 asm ("") as method to keep calls.
204 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
207 * doc/options.texi (Options): Replace references to opts.sh with
209 * opts-common.c: Likewise.
210 * optc-gen.awk: Likewise.
212 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
214 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
216 2008-02-07 Richard Henderson <rth@redhat.com>
219 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
220 EXPR_LIST for the REG_EQUAL instead of a comparison with a
223 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
225 PR tree-optimization/35085
226 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
227 for operand entry oe2 in addition to operand entry oe3 in order to
228 expose more opportunities for vectorizer sum reduction.
230 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 * Makefile.in (LIBS): Remove $(GMPLIBS).
234 (cc1-dummy, cc1): Add $(GMPLIBS).
236 2008-02-06 Jan Hubicka <jh@suse.cz>
239 * i386.md (moddf_integer): Do not produce partial memory stalls for
240 targets where it hurts.
242 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
245 * optabs.c (expand_float): Do not check for decimal modes when
246 expanding unsigned integer through signed conversion.
248 2008-02-06 Nick Clifton <nickc@redhat.com>
250 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
251 inside the clobber with a match_operand and duplicated operand
252 number in the constraint.
253 (ineqbranchsi): Delete redundant comment.
255 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
257 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
258 builtin_define ("__USE_INIT_FINI__").
259 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
261 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
263 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
265 PR documentation/30330
266 * doc/invoke.texi (C++ Dialect Options)
267 (Objective-C and Objective-C++ Dialect Options, Warning Options):
268 For each warning option -Wfoo that allows -Wno-foo, ensure both
269 -Wfoo and -Wno-foo are listed in the option index. Fix index
270 entry of -Wswitch-default, index -Wnormalized= including the
271 `=', and -Wlarger-than-@var{len} including @var{len}.
273 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (floatunssisf2): Use
276 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
277 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
278 Macroize expander using MODEF mode iterator.
280 2008-02-05 Diego Novillo <dnovillo@google.com>
282 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
285 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
287 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
290 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
292 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
295 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
296 to indicate if a message should be generated.
297 (init_cumulative_args): Updated.
298 (function_value_32): Likewise.
300 2008-02-05 Joseph Myers <joseph@codesourcery.com>
302 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
304 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
308 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
310 2008-02-04 Diego Novillo <dnovillo@google.com>
312 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
315 * tree-vrp.c (vrp_evaluate_conditional): With
316 -Wtype-limits, emit a warning when comparing against a
317 constant outside the natural range of OP0's type.
319 2008-02-04 Richard Guenther <rguenther@suse.de>
322 * expr.c (count_type_elements): Give for unions instead of
325 2008-02-04 Richard Guenther <rguenther@suse.de>
328 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
329 to TYPE_DOMAINs base type instead of using bitsizetype here.
331 2008-02-03 Jason Merrill <jason@redhat.com>
333 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
335 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
338 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
339 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
340 (RS/6000 and PowerPC Options): Fix typos and markup.
341 * doc/passes.texi (Tree-SSA passes): Likewise.
343 2008-02-02 Michael Matz <matz@suse.de>
346 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
347 from record_last_reg_set_info.
348 (record_last_reg_set_info): Take an RTX argument, iterate over all
349 constituent hardregs.
350 (record_last_set_info, record_opr_changes): Change calls to
351 new signature or to record_last_reg_set_info_regno.
353 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
355 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
357 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
359 PR rtl-optimization/34773
360 * reg-notes.def (EQUAL): Mention significance of combination of
361 REG_EQUAL and REG_RETVAL.
362 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
363 insn that has a REG_RETVAL.
365 2008-02-01 Roger Sayle <roger@eyesopen.com>
368 * configure.ac (--enable-fixed-point): Disable unless explicitly
370 * configure: Regenerate.
372 2008-02-01 Richard Guenther <rguenther@suse.de>
375 * invoke.texi (-finline-limit): Remove no longer true parts
376 of the documentation. Note that there is no default value.
378 2008-02-01 Andrew Pinski <pinskia@gmail.com>
379 Mark Mitchell <mark@codesourcery.com>
380 Ben Elliston <bje@au.ibm.com>
383 * doc/extend.texi (Other Builtins): Document.
385 2008-01-31 Tom Browder <tom.browder@gmail.com>
387 * doc/c-tree.texi (Types): Fix grammar.
388 (Expression trees): Ditto.
389 * doc/passes.texi (Tree-SSA passes): Ditto.
391 * doc/configterms.texi (Configure Terms): Fix typo.
392 * doc/cpp.texi (Common Predefined Macros): Ditto.
393 * doc/md.texi (Machine Constraints): Ditto.
395 * doc/makefile.texi (Makefile): Add comma.
397 2008-01-31 Tom Browder <tom.browder@gmail.com>
398 Gerald Pfeifer <gerald@pfeifer.com>
400 * doc/sourcebuild.texi (Front End): Remove references to CVS
402 (Texinfo Manuals): Replace reference to CVS by one to SVN.
403 (Back End): Remove reference to CVS.
405 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
408 * config/mips/mips.c (gen_load_const_gp): New function, taking a
410 (mips16_gp_pseudo_reg): ...here.
411 * config/mips/mips.md (load_const_gp): Replace with...
412 (load_const_gp_<mode>): ...this :P-based insn.
414 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
416 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
417 options. Minor fixes.
418 (-std): Move reference to standards closer to where language
419 standards are first mentioned.
421 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
423 PR rtl-optimization/34995
424 * reload.c (alternative_allows_const_pool_ref): Take an rtx
425 parameter and return a bool. If the rtx parameter is nonnull,
426 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
427 (find_reloads): Update call accordingly. Pass the new operand
428 if it needed no address reloads, otherwise pass null.
430 2008-01-30 Richard Henderson <rth@redhat.com>
433 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
434 for unbounded arrays.
436 2008-01-30 Silvius Rus <rus@google.com>
438 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
440 2008-01-30 Jan Hubicka <jh@suse.cz>
443 * i386.c (init_cumulative_args): Use real function declaration when
446 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
448 PR rtl-optimization/34998
449 * global.c (build_insn_chain): Treat non-subreg_lowpart
450 SUBREGs of pseudos as clobbering all the words covered by the
451 SUBREG, not just all the bytes.
452 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
453 original df_ref rather than an extract parameter.
454 (global_conflicts): Update call accordingly.
456 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
458 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
459 the overflow check to make it easier to read.
460 (__fixtfdi): Change the type of the ll member in union
461 long_double to UDItype_x.
463 2008-01-30 Jakub Jelinek <jakub@redhat.com>
466 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
467 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
468 * tree-inline.c (fold_marked_statements): Call
469 cgraph_update_edges_for_call_stmt if folding a call statement.
470 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
471 debug_generic_stmt calls, reset it back afterwards.
474 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
476 * c-typeck.c (build_external_ref): Don't pedwarn about
477 static vars in current function's scope.
479 2008-01-29 Joseph Myers <joseph@codesourcery.com>
481 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
483 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
486 * ipa-struct-reorg.c: Fix spelling.
489 2008-01-29 Richard Guenther <rguenther@suse.de>
492 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
494 * tree-inline.c (remap_type): Increment remapping_type_depth
495 around remapping types.
496 (copy_body_r): Only add referenced variables if they are referenced
497 from code, not types.
499 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
510 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
511 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
513 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
516 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
517 pointer for tiny stack.
519 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
521 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
523 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
525 * config/vx-common.h: Fix typo in comment.
527 2008-01-28 Ian Lance Taylor <iant@google.com>
531 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
532 coalesce pointers if they have different DECL_NO_TBAA_P values.
533 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
534 between variables with different DECL_NO_TBAA_P values.
536 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
539 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
540 are not legitimate small data references on SPE targets.
542 2008-01-28 David Daney <ddaney@avtrex.com>
544 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
546 2008-01-28 David Daney <ddaney@avtrex.com>
548 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
550 2008-01-27 Joseph Myers <joseph@codesourcery.com>
552 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
553 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
554 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
555 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
556 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
557 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
558 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
559 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
561 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
563 * basic-block.h (condjump_equiv_p): Fix comment.
565 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
567 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
568 print_generic_stmt_indented): Fix comment.
570 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
572 * configure.ac (__stack_chk_fail): Add detecion for availability
573 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
574 * configure: Regenerate.
576 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
579 * final.c (output_addr_const): Handle TRUNCATE.
581 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
584 * tree-ssa-loop-ivopts.c (comp_cost): New type.
585 (zero_cost, infinite_cost): New constants.
586 (struct cost_pair): Change type of cost to comp_cost.
587 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
588 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
590 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
591 split_address_cost, ptr_difference_cost, difference_cost,
592 get_computation_cost_at, get_computation_cost,
593 determine_use_iv_cost_generic, determine_use_iv_cost_address,
594 determine_use_iv_cost_condition, determine_use_iv_costs,
595 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
596 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
597 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
598 Change type of cost to comp_cost.
599 (determine_iv_cost): Increase cost of non-original ivs, instead
600 of decreasing the cost of original ones.
601 (get_address_cost): Indicate the complexity of the addressing mode
603 (try_add_cand_for): Prefer using ivs not specific to some object.
604 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
606 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
607 Janis Johnson <janis187@us.ibm.com>
610 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
611 (TARGET_INSTANTIATE_DECLS): Likewise.
612 * target.h (expand_to_rtl_hook): New target hook.
613 (instantiate_decls): Likewise.
614 * function.c (instantiate_decl): Make non-static. Rename to...
615 (instantiate_decl_rtl): ... this.
616 (instantiate_expr): Use instantiate_decl_rtl.
617 (instantiate_decls_1): Likewise.
618 (instantiate_decls): Likewise.
619 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
620 * function.h (instantiate_decl_rtl): Add prototype.
621 * cfgexpand.c (target.h): New include.
622 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
623 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
624 (TARGET_INSTANTIATE_DECLS): Likewise.
625 (TARGET_INITIALIZER): New target hooks added.
626 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
628 * config/rs6000/rs6000.c (tree-flow.h): New include.
629 (machine_function): Add sdmode_stack_slot field.
630 (rs6000_alloc_sdmode_stack_slot): New function.
631 (rs6000_instantiate_decls): Likewise.
632 (rs6000_secondary_memory_needed_rtx): Likewise.
633 (rs6000_check_sdmode): Likewise.
634 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
635 (TARGET_INSTANTIATE_DECLS): Likewise.
636 (rs6000_hard_regno_mode_ok): Allow SDmode.
637 (num_insns_constant): Likewise. Handle _Decimal32 constants.
638 (rs6000_emit_move): Handle SDmode.
639 (function_arg_advance): Likewise.
640 (function_arg): Likewise.
641 (rs6000_gimplify_va_arg): Likewise. Add special handling of
642 SDmode var args for 32-bit compiles.
643 (rs6000_secondary_reload_class): Handle SDmode.
644 (rs6000_output_function_epilogue): Likewise.
645 (rs6000_function_value): Simplify if statement.
646 (rs6000_libcall_value): Likewise.
647 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
648 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
649 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
650 (movsd_hardfloat): New define_insn.
651 (movsd_softfloat): Likewise.
652 (movsd_store): Likewise.
653 (movsd_load): Likewise.
654 (extendsddd2): Likewise.
655 (extendsdtd2): Likewise.
656 (truncddsd2): Likewise.
657 (movdd_hardfloat64): Fixup comment.
658 (UNSPEC_MOVSD_LOAD): New constant.
659 (UNSPEC_MOVSD_STORE): Likewise.
661 2008-01-26 Jakub Jelinek <jakub@redhat.com>
664 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
666 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
667 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
668 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
671 2008-01-26 David Edelsohn <edelsohn@gnu.org>
674 * config.gcc: Separate AIX 5.3 from AIX 6.1.
675 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
677 * config/rs6000/aix61.h: New file.
679 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
681 PR rtl-optimization/34959
682 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
683 popcount and parity rtxes the same mode as their operand.
684 Truncate or extend the result to the return value's mode
687 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
690 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
691 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
692 to GOT_VERSION_REGNUM.
693 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
694 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
695 * config/mips/mips.c (mips_emit_call_insn): New function.
696 (mips_call_tls_get_addr): Call mips_expand_call directly.
697 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
699 (mips16_build_call_stub): Likewise. Return the call insn or null.
700 (mips_expand_call): Update the call to mips16_build_call_stub
701 accordingly and a remove redundant condition. Assert that MIPS16
702 stubs do not use lazy binding. Use mips_emit_call_insn and return
704 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
706 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
707 (mips_avoid_hazard): Remove hazard_set handling.
708 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
709 (UNSPEC_RESTORE_GP): ...this.
710 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
711 (FAKE_CALL_REGNO): Rename to...
712 (GOT_VERSION_REGNUM): ...this.
713 (type): Add "ghost" value. Add an associated insn reservation.
714 (hazard_set): Remove.
715 (exception_receiver): Rename to...
716 (restore_gp): ...this and update the unspec identifier accordingly.
717 (exception_receiver, nonlocal_got_receiver): New expanders.
718 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
719 FAKE_CALL_REGNO. Remove hazard_set attribute.
720 (set_got_version, update_got_version): New patterns.
722 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
725 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
727 2008-01-25 Joseph Myers <joseph@codesourcery.com>
730 * doc/install.texi2html: Generate gcc-vers.texi.
732 2008-01-25 DJ Delorie <dj@redhat.com>
734 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
736 2008-01-25 Joseph Myers <joseph@codesourcery.com>
738 * config/c4x: Remove directory.
739 * config.gcc (crx-*, mt-*): Mark obsolete.
740 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
741 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
742 sh-*-rtemscoff*): Remove cases.
743 * defaults.h (C4X_FLOAT_FORMAT): Remove.
744 * real.c (encode_c4x_single, decode_c4x_single,
745 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
746 c4x_extended_format): Remove.
747 * real.h (c4x_single_format, c4x_extended_format): Remove.
748 * doc/extend.texi (interrupt, naked): Remove mention of attributes
750 (Pragmas): Remove comment about c4x pragmas.
751 * doc/install.texi (c4x): Remove target-specific instructions.
752 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
753 * doc/md.texi (Machine Constraints): Remove C4x documentation.
754 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
755 refer to C4x source files as examples.
756 (C4X_FLOAT_FORMAT): Remove documentation.
758 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
760 * config/bfin/bfin.c (override_options): Reorder tests so that
761 flag_pic gets enabled for -msep-data.
763 2008-01-25 Richard Guenther <rguenther@suse.de>
766 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
767 to its bitfield precision if required.
769 2008-01-25 Jakub Jelinek <jakub@redhat.com>
772 * tree-nested.c (walk_omp_for): New function.
773 (convert_nonlocal_reference, convert_local_reference): Call
774 walk_omp_for on OMP_FOR.
775 (convert_call_expr): Call walk_body on OMP_FOR's
776 OMP_FOR_PRE_INIT_BODY.
778 2008-01-25 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/34966
781 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
782 default defs and PHI_NODEs we have to insert after the
785 2008-01-24 Nick Clifton <nickc@redhat.com>
787 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
788 Provide a default definition.
789 (LIBGCC2_UNITS_PER_WORD): Likewise.
791 * config/stormy16/stormy16.c: Include df.h for the prototype
792 for df_regs_ever_live_p.
793 (xstormy16_expand_builtin_va_start): Convert the stack offset
794 into a component_ref and then use POINTER_PLUS_EXPR to add it
795 to the incoming_virtual_args_rtx.
796 (xstormy16_gimplify_va_arg_expr): Rename to
797 xstormy16_gimplify_va_arg_expr.
798 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
799 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
800 xstormy16_gimplify_va_arg_expr.
801 Fix up some formatting issues.
803 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
804 Move to predicates.md.
805 (xs_hi_general_operand): Likewise.
806 (xs_hi_nonmemory_operand): Likewise.
807 * config/stormy16/predicates.md:
808 (xstormy16_carry_plus_operand): New predicate.
809 (xs_hi_general_operand): New predicate.
810 (xs_hi_nonmemory_operand): New predicate.
811 * config/stormy16/stormy16-protos.h:
812 (xstormy16_carry_plus_operand): Delete prototype.
813 (xs_hi_general_operand): Likewise.
814 (xs_hi_nonmemory_operand): Likewise.
816 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
817 modifiers as they are no longer needed and they can trigger
818 reload spill failures.
820 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
821 with a match_operand in order to help reload.
823 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
824 constraint with 'e' for the 8th alternative as this version of
825 the mov.w instruction only accepts the lower 8 registers.
827 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
830 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
831 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
834 2008-01-25 Jakub Jelinek <jakub@redhat.com>
837 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
839 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
841 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
843 (remove_structure): Update allocations list before removing structure.
845 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
847 * ipa-struct-reorg.c (is_safe_cond_expr,
848 create_new_stmts_for_cond_expr): Use integer_zerop function,
849 that recognize not only zero-pointer, but zero-integer too.
851 2008-01-25 Ben Elliston <bje@au.ibm.com>
854 * fixproto: Escape "." in sed expression that strips leading "./".
856 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
859 * gcc.c (SWITCH_OK): Removed.
860 (SWITCH_LIVE): Changed to bit.
861 (SWITCH_FALSE): Likewise.
862 (SWITCH_IGNORE): Likewise.
863 (switchstr): Change live_cond to unsigned int.
864 (process_command): Replace SWITCH_OK with 0.
865 (do_self_spec): Likewise.
866 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
867 (give_switch): Likewise.
868 (used_arg): Likewise.
869 (do_spec_1): Set the SWITCH_IGNORE bit.
870 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
871 bits. Set the SWITCH_LIVE bit.
873 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
875 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
877 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
879 PR tree-optimization/34472
880 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
881 parameter to a "bool *" and set *DATA to false if there is
882 an unsafe access. Do not delete the structure here.
883 (check_cond_exprs): Delete it here instead.
884 (check_cond_exprs, exclude_cold_structs): Do not increase
885 I when removing a structure.
887 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.c (ix86_expand_vector_init): Consider only
891 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
893 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
896 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
897 a fixed vector for stack.
899 2008-01-24 Ben Elliston <bje@au.ibm.com>
902 * doc/gcc.texi (Software development): Add a direntry for g++.
904 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
906 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
907 stale and straggling -fforce-addr comments above.
909 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
911 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
912 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
914 2008-01-23 Michael Matz <matz@suse.de>
917 * dwarf2out.c (force_type_die): Use modified_type_die instead of
920 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
922 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
925 2008-01-23 Anatoly Sokolov <aesok@post.ru>
927 * config/avr/avr.c (avr_current_arch): New variable.
928 (avr_arch_types): Add 'avr31' and 'avr51' entries.
929 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
930 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
931 (avr_override_options): Init 'avr_current_arch'.
932 (base_arch_s): Move from here...
933 * config/avr/avr.h (base_arch_s): ... here. Add new members
934 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
935 'mega' to 'have_jmp_call'.
936 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
937 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
939 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
941 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
942 MULTILIB_MATCHES): (Ditto.).
944 2008-01-23 Richard Guenther <rguenther@suse.de>
947 * cgraphunit.c (cgraph_reset_node): Always mark the node
948 not reachable if it is not queued already.
950 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
952 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
953 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
954 (cputype_selected): New static variable.
955 (bfin_handle_option): Set it if -mcpu is used.
956 (override_option): Select default set of workarounds if no cpu type
957 selected on the command line.
958 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
960 From Michael Frysinger <michael.frysinger@analog.com>
961 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
962 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
964 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
965 for bf547, bf523, bf524, and bf526.
966 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
968 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
969 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
970 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
971 __ADSPBF547__ and __ADSPBF54x__ for bf547.
972 * doc/invoke.texi (Blackfin Options): Document that
973 -mcpu now accept bf547, bf523, bf524, and bf526.
975 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
977 PR rtl-optimization/34628
978 * combine.c (try_combine): Stop and undo after the first combination
979 if an autoincrement side-effect on the first insn has effectively
982 2008-01-22 David Edelsohn <edelsohn@gnu.org>
985 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
986 Offset addresses are not valid for Altivec or paired float modes.
988 2008-01-22 Jakub Jelinek <jakub@redhat.com>
991 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
992 if DECL_INITIAL (decl) is error_mark_node.
995 * c-common.c (handle_vector_size_attribute): Only allow
996 integral, scalar float and fixed point types. Handle OFFSET_TYPE
997 the same way as pointer, array etc. types.
998 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1001 * tree.c (build_type_attribute_qual_variant): Call
1002 build_qualified_type if attributes are equal, but quals are not.
1004 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1007 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1008 * flags.h (warn_strict_aliasing): Remove.
1009 (warn_strict_overflow): Remove.
1010 * opts.c (warn_strict_aliasing): Remove.
1011 (warn_strict_overflow): Remove.
1012 * c-opts.c (c_common_handle_option): -Wall only sets
1013 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1014 (c_common_post_options): Give default values to -Wstrict-aliasing
1015 and -Wstrict-overflow if they are uninitialized.
1016 * common.opt (Wstrict-aliasing): Specify Var and Init.
1017 (Wstrict-overflow): Likewise.
1019 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1021 PR rtl-optimization/26854
1022 PR rtl-optimization/34400
1023 PR rtl-optimization/34884
1024 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1026 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1027 (df_rd_bb_info.expanded_lr_out): Deleted
1028 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1029 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1030 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1031 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1032 Removed code to allocate, initialize or free expanded_lr_out.
1033 (df_rd_bb_local_compute_process_def): Restructured to make more
1035 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1036 sets if the sets are being trimmed.
1038 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1041 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1042 (as_vers): Likewise.
1043 * configure: Regenerated.
1045 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1048 * tree-pass.h (pass_build_alias): New pass.
1049 * tree-ssa-alias.c (gate_build_alias): New.
1050 (pass_build_alias): New.
1051 * passes.c (init_optimization_passes): Add pass_build_alias after
1052 pass_create_structure_vars.
1054 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1056 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1057 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1058 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1059 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1060 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1061 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1062 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1063 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1064 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1065 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1066 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1067 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1068 * config/s390/s390.md (FP_ALL): New mode iterator.
1069 (_d): New mode attribute.
1070 ("*signbit<mode>2>"): Changed mode of first operand.
1071 ("isinf<mode>2"): Changed mode of first operand.
1072 ("*TDC_insn"): Adaptation for DFP modes.
1074 2008-01-22 Ben Elliston <bje@au.ibm.com>
1076 * tree.c (check_qualified_type): Improve function description.
1078 2008-01-21 Jason Merrill <jason@redhat.com>
1081 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1082 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1085 2008-01-21 DJ Delorie <dj@redhat.com>
1087 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1090 2008-01-21 Richard Guenther <rguenther@suse.de>
1093 * tree-cfg.c (verify_expr): Allow all invariant expressions
1094 instead of just constant class ones as reference argument.
1095 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1096 like any other constant.
1097 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1099 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1101 * regmove.c (fixup_match_1): Update call crossed frequencies.
1103 2008-01-21 Richard Guenther <rguenther@suse.de>
1106 * tree-inline.c (setup_one_parameter): Deal with mismatched
1107 types using a VIEW_CONVERT_EXPR.
1109 2008-01-21 Alon Dayan <alond@il.ibm.com>
1110 Olga Golovanevsky <olga@il.ibm.com>
1112 PR tree-optimization/34701
1113 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1114 when the structure size is not a power of 2.
1116 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1118 * doc/install.texi: Add doc for --enable-checking=df.
1120 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1122 PR rtl-optimization/34808
1123 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1125 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1127 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1130 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1132 PR rtl-optimization/26854
1133 PR rtl-optimization/34400
1134 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1136 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1137 (df_rd_bb_info.expanded_lr_out): New.
1138 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1139 * loop_iv.c (iv_analysis_loop_init): Ditto.
1140 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1141 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1142 Added code to allocate, initialize or free expanded_lr_out.
1143 (df_rd_bb_local_compute_process_def): Restructured to make
1144 more understandable.
1145 (df_rd_confluence_n): Add code to do nothing with fake edges and
1146 code to no apply invalidate_by_call sets if the sets are being trimmed.
1147 (df_lr_local_finalize): Renamed to df_lr_finalize.
1148 (df_live_local_finalize): Renamed to df_live_finalize.
1150 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1153 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1154 deciding whether to use reciprocal instructions.
1156 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1158 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1159 dwarf2out_note_section_used if cold_text_section is NULL.
1161 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1163 PR gcov-profile/34610
1164 * tree-cfg.c (make_edges): Mark both outgoing edges from
1165 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1166 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1167 from OMP_FOR and OMP_CONTINUE outgoing edges.
1169 * tree-profile.c (tree_profiling): Return early if
1170 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1172 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1173 from cfun to child_cfun.
1174 * function.h (struct function): Add after_tree_profile bit.
1176 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1178 * config/avr/avr.S (_exit): Disable interrupt.
1180 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1181 Steven Bosscher <stevenb.gcc@gmail.com>
1183 PR rtl-optimization/26854
1184 PR rtl-optimization/34400
1185 * df-problems.c (df_live_scratch): New scratch bitmap.
1186 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1187 (df_live_reset): Clear the proper bitmaps.
1188 (df_live_bb_local_compute): Only process the artificial defs once
1189 since the order is not important.
1190 (df_live_init): Init the df_live sets only with the variables
1191 found live by df_lr.
1192 (df_live_transfer_function): Use the df_lr sets to prune the
1193 df_live sets as they are being computed.
1194 (df_live_free): Free df_live_scratch.
1196 2008-01-18 Ian Lance Taylor <iant@google.com>
1198 * common.opt: Add fmerge-debug-strings.
1199 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1200 flag_merge_debug_strings rather than flag_merge_constants.
1201 * doc/invoke.texi (Option Summary): Mention
1202 -fmerge-debug-strings.
1203 (Debugging Options): Document -fmerge-debug-strings.
1205 2008-01-18 Ian Lance Taylor <iant@google.com>
1208 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1209 (struct tree_function_decl): Add new field operator_new_flag.
1210 * tree-inline.c (expand_call_inline): When inlining a call to
1211 operator new, force the return value to go into a variable, and
1212 set DECL_NO_TBAA_P on that variable.
1213 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1215 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1218 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1219 DWARF2_DEBUGGING_INFO.
1220 (dwarf2out_note_section_used): Ditto. Add prototype.
1221 (have_multiple_function_sections, text_section_used,
1222 cold_text_section_used, *cold_text_sections): Move declarations
1225 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1227 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1228 field and add signal_ra.
1229 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1230 assignments to frame state pc. Move end of stack check after
1231 MD_FALLBACK_FRAME_STATE_FOR.
1232 (uw_update_context_1): Use frame state signal_regs if set, instead
1233 of checking signal_frame flag.
1234 (uw_update_context): Use frame state signal_ra if set.
1235 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1236 * config/xtensa/linux-unwind.h: New file.
1238 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1240 * modulo-sched.c (get_sched_window): Fix comment typo.
1242 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1244 PR tree-optimization/34648
1245 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1247 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1249 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1250 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1252 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1254 PR rtl-optimization/34400
1255 * df-core.c (df_worklist_dataflow_overeager,
1256 df_worklist_dataflow_doublequeue): New functions.
1257 (df_worklist_dataflow): Two different worklist solvers.
1258 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1261 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1264 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1265 and ftree-parallelize-loops.
1267 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1269 PR rtl-optimization/34826
1270 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1272 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1274 * global.c (find_reg): Mark the eh regs as used if necessary.
1275 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1276 * ra.h (struct allocno): no_eh_reg field added. Changed
1277 no_stack_reg type to bitfield.
1279 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1281 * tree.c (substitute_in_expr): Add missing 'break'.
1283 2008-01-17 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/34825
1286 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1287 x / x as division to handle.
1289 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1291 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1292 "-pthread" is specified.
1293 * pa-hpux11.h (LIB_SPEC): Likewise.
1295 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1296 Peter Bergner <bergner@vnet.ibm.com>
1298 PR rtl-optimization/33796
1299 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1301 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1303 PR libgfortran/34699
1304 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1306 * pa-hpux10.h (LINK_SPEC): Likewise.
1307 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1309 2008-01-16 Richard Guenther <rguenther@suse.de>
1312 * fold-const.c (fold_convert_const_int_from_int): Do not
1313 set overflow if that occured only because of a sign extension
1314 change when converting from/to a sizetype with the same
1315 precision and signedness.
1317 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1320 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1321 location address to the correct place. Update copyright year.
1323 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1325 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1326 no dependences in the dependence_relations vector.
1328 2008-01-16 Jan Hubicka <jh@suse.cz>
1330 PR rtl-optimization/31396
1331 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1332 * cfg.c (dump_reg_info): Print it.
1333 * regs.h (struct reg_info_t): add freq_calls_crossed.
1334 (REG_FREQ_CALLS_CROSSED): New macro.
1335 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1336 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1337 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1338 regmove_optimize): Update call crossed frequencies.
1339 * local-alloc.c (struct qty): Add freq_calls_crossed.
1340 (alloc_qty): Copute freq_calls_crossed.
1341 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1342 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1343 * ra.h (struct allocno): Add freq_calls_crossed.
1345 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1347 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1348 libgomp when compiling with ftree-parallelize-loops.
1349 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1351 2008-01-16 Richard Guenther <rguenther@suse.de>
1353 PR tree-optimization/34769
1354 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1355 * tree.c (int_cst_value): Instead make this function more
1356 permissive in what it accepts as valid input. Document this
1357 function always sign-extends the value.
1359 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1360 Richard Guenther <rguenther@suse.de>
1363 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1364 (gimple_fold_indirect_ref_rhs): ... this.
1365 (gimple_fold_indirect_ref): New function with foldings
1366 that preserve lvalueness.
1367 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1368 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1369 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1370 to fold an INDIRECT_REF, fall back to the old use of
1371 fold_indirect_ref_1.
1373 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1375 * tree-data-ref.c (subscript_dependence_tester_1): Call
1376 free_conflict_function.
1377 (compute_self_dependence): Same.
1379 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1382 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1383 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1385 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1386 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1387 for DWARF2_UNWIND_INFO targets.
1389 2008-01-16 Richard Guenther <rguenther@suse.de>
1392 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1393 type qualifiers for function types.
1395 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1397 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1398 loop_iterator li from previous commit.
1400 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1402 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1404 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1406 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1407 (parallelize_loops): Don't parallelize irreducible components.
1409 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1412 * c-opts (c_common_post_options): Do not enable CPP
1413 flag_pedantic_errors by default.
1415 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1417 PR rtl-optimization/31944
1418 * cse.c (remove_pseudo_from_table): New function.
1419 (merge_equiv_classes): Use above function to remove pseudo-registers.
1420 (invalidate): Likewise.
1422 2008-01-13 Richard Guenther <rguenther@suse.de>
1425 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1426 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1428 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1430 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1431 validate_change to unshare the source of the PC set.
1433 2008-01-12 Jan Hubicka <jh@suse.cz>
1436 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1437 references above array bounds. This might trigger bounds checks for
1440 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1442 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1443 new_replaceable_dependencies.
1445 2008-01-12 Doug Kwan <dougkwan@google.com>
1447 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1448 instead of OPT_Wreturn_type in warning due to ignored return type
1450 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1451 options included in -Wextra.
1452 * c.opt: New option -Wignored_qualifiers.
1453 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1454 -Wignore_qualifiers.
1455 (-Wignored-qualifiers): Document.
1456 (-Wreturn-type): Remove description of functionality now handled
1457 by -Wignored-qualifiers.
1459 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1462 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1463 NOP_EXPR if it is between integral types with the same precision.
1465 2008-01-12 Jan Hubicka <jh@suse.cz>
1468 * invoke.texi (max-inline-recursive-depth): Fix default value.
1470 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1472 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1475 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1477 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1479 2008-01-11 James E. Wilson <wilson@specifix.com>
1482 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1484 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1486 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1487 save/restore frame pointer register and don't use 'call-prologues'
1488 optimization in function with "OS_task" attribute.
1490 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1493 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1494 when copying to memory.
1496 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1498 PR rtl-optimization/30905
1499 * cfgcleanup.c: Include dce.h
1500 (crossjumps_occured): New global variable.
1501 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1502 If something changed, set crossjumps_occured to true.
1503 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1504 Don't add/remove fake edges to exit here...
1505 (cleanup_cfg): ...but do it here, when crossjumping.
1506 Run a fast DCE when successful crossjumps occured in the latest
1507 iteration of try_optimize_cfg.
1509 2008-01-11 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1512 (struct vn_unary_op_s): Likewise.
1513 (vn_reference_insert): Free old reference on hash collision.
1515 2008-01-10 Raksit Ashok <raksit@google.com>
1517 PR rtl-optimization/27971
1518 * combine.c (find_split_point): Split PLUS expressions which are
1519 inside a MEM rtx, and whose first operand is complex.
1521 2008-01-10 DJ Delorie <dj@redhat.com>
1523 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1524 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1525 (m32c_hard_regno_ok): Call the underlying function.
1527 2008-01-10 Richard Guenther <rguenther@suse.de>
1530 * tree-cfg.c (tree_merge_blocks): Do not go through the
1531 full-blown folding and stmt updating path if we just deal
1532 with virtual operands.
1533 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1534 test for abnormal SSA_NAMEs.
1536 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1539 * reload.c (push_reload): Add assertions. All constants from
1540 reg_equiv_constant should have been used for replacing the respective
1542 (find_reloads_address): Invoke find_reloads_address_part for
1543 constant taken from the reg_equiv_constant array.
1545 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1547 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1548 field (valnum) the first in the struct. Replace bools with
1551 2008-01-10 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/34651
1554 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1555 types and ordering for masking and converting.
1557 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1559 PR tree-optimization/34017
1560 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1561 also for PHI_NODE expressions.
1563 2008-01-09 Jan Hubicka <jh@suse.cz>
1565 PR tree-optimization/34708
1566 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1567 based on number of case labels.
1568 (init_inline_once): Remove switch_cost.
1569 * tree-inline.h (eni_weights_d): Remove switch_cost.
1571 2008-01-09 Richard Guenther <rguenther@suse.de>
1572 Andrew Pinski <andrew_pinski@playstation.sony.com>
1575 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1576 temporary if an rvalue is ok or an lvalue is not required.
1578 2008-01-09 Richard Guenther <rguenther@suse.de>
1581 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1584 2008-01-09 Richard Guenther <rguenther@suse.de>
1587 * tree.c (host_integerp): Check for sizetype only if the
1588 type is an integer type.
1590 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1593 * opts.c (decode_options): Disable inlining of functions called
1594 once if not in unit-at-a-time mode.
1596 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1598 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1600 2008-01-08 Richard Guenther <rguenther@suse.de>
1603 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1604 out early if the result will be unused.
1606 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1611 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1615 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1617 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1618 for vectorization tuned.
1620 2008-01-08 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/34683
1623 * tree-ssa-operands.c (operand_build_cmp): Export.
1624 * tree-ssa-operands.h (operand_build_cmp): Declare.
1625 * tree-vn.c (vuses_compare): Remove.
1626 (sort_vuses): Use operand_build_cmp.
1627 (sort_vuses_heap): Likewise.
1628 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1629 to re-use old VEC if available. Do not sort already sorted VUSEs.
1630 (vdefs_to_vec): Do not sort already sorted VDEFs.
1632 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1635 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1637 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1640 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1641 limitations of reciprocal sequences on x86 targets.
1643 2008-01-08 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/34683
1646 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1648 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1651 * config/darwin.c (darwin_mergeable_string_section): Don't use
1652 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1654 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1658 negxf2. Macroize expander using X87MODEF mode iterator. Change
1659 predicates of op0 and op1 to register_operand.
1660 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1661 expander using X87MODEF mode iterator. Change predicates of
1662 op0 and op1 to register_operand.
1663 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1664 corresponding patterns and macroize using MODEF macro. Change
1665 predicates of op0 and op1 to register_operand and remove
1666 "m" constraint. Disparage "r" alternative with "!".
1667 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1668 macroize using X87MODEF macro. Change predicates of op0 and op1
1669 to register_operand and remove "m" constraint. Disparage "r"
1670 alternative with "!".
1671 (absneg splitter with memory operands): Remove.
1672 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1673 patterns and macroize using X87MODEF mode iterator.
1674 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1675 Change predicate of op1 to register_operand.
1676 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1677 for memory operands.
1679 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1681 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1683 2008-01-07 Richard Guenther <rguenther@suse.de>
1685 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1688 2008-01-07 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/34683
1691 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1692 VOPs of the needed size to save memory. Use VEC_quick_push
1693 to save compile-time.
1694 (vdefs_to_vec): Likewise.
1696 2008-01-07 Sa Liu <saliu@de.ibm.com>
1698 * config/spu/spu.md (divdf3): Genetate inline code for double
1699 division. The implementation doesn't handle INF or NAN, therefore it
1700 only applies when -ffinite-math-only is given.
1702 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1705 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1706 * doc/cpp.texi ([Common Predefined Macros]): Document.
1708 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1711 order to use commutative addition instead of subtraction.
1713 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1714 Mircea Namolaru <namolaru@il.ibm.com>
1715 Vladimir Yanovsky <yanov@il.ibm.com>
1716 Revital Eres <eres@il.ibm.com>
1718 PR tree-optimization/34263
1719 * tree-outof-ssa.c (process_single_block_loop_latch,
1720 contains_tree_r): New functions.
1721 (analyze_edges_for_bb): Call process_single_block_loop_latch
1722 function to empty single-basic-block latch block if possible.
1724 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1728 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1730 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1732 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1734 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1736 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1738 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1740 PR tree-optimization/34618
1741 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1744 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1748 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1749 Update copyright year.
1751 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1752 Update copyright year.
1753 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1756 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1758 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1759 edge does not point to current bb before changing need_assert.
1761 2008-01-04 Richard Guenther <rguenther@suse.de>
1764 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1765 for verifying purposes if they are is_gimple_min_invariant.
1767 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1769 PR tree-optimization/34448
1770 PR tree-optimization/34465
1771 * gimplify.c (gimplify_init_constructor): Add new parameter
1772 notify_temp_creation. Use it.
1773 (gimplify_modify_expr_rhs): Take volatiles into account when
1774 optimizing constructors.
1775 Do not optimize constructors if gimplify_init_constructor will dump to
1777 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1778 * gcc.c-torture/compile/pr34448.c: New.
1780 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1782 PR gcov-profile/34609
1783 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1784 return_slot if result is TREE_ADDRESSABLE.
1786 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1788 * config/mips/mips.md (sqrt_condition): Tweak comment.
1789 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1791 2008-01-03 Tom Tromey <tromey@redhat.com>
1794 * c-common.c (c_type_hash): Handle VLAs.
1796 2008-01-03 Jan Hubicka <jh@suse.cz>
1798 PR tree-optimization/31081
1799 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1800 0 when inlining and not inlining to first basic block.
1801 (remap_decl): When var is initialized to 0, don't set default_def.
1802 (expand_call_inline): Set entry_bb.
1803 * tree-inline.h (copy_body_data): Add entry_bb.
1805 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1808 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1811 PR tree-optimization/29484
1812 * tree-inline.c (inline_forbidden_p_2): New function.
1813 (inline_forbidden_p): Disallow inlining if some static var
1814 has an address of a local LABEL_DECL in its initializer.
1815 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1818 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1820 PR tree-optimization/34635
1821 * tree-data-ref.c (add_other_self_distances): Make sure that the
1822 evolution step is constant.
1824 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1827 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1829 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1831 * tree-sra.c (scalarize_init): Insert the generate_element_init
1832 statements after the generate_element_zero statements.
1834 2008-01-02 Richard Guenther <rguenther@suse.de>
1838 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1839 for very large number of operands instead of ICEing.
1841 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1844 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1845 while stack probing.
1847 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1849 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1852 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1855 * tree-mudflap.c (mx_register_decls): Guard warning by
1856 !DECL_ARTIFICIAL check.
1858 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1860 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1861 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1862 sse5_perm<mode>): Fix constraints.