1 2008-02-15 Jan Hubicka <jh@suse.cz>
4 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10 when calculating alignment_pad.
12 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17 and STACK_BOUNDARY define.
19 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22 * c-pragma.c (handle_pragma_pop_macro): Check that
23 pushed_macro_table has been allocated.
25 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
28 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
29 (force_gimple_operand): Likewise.
30 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
31 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
32 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
33 (find_interesting_uses_address): Check addressability and alignment
34 of the base expression only after substituting bases of IVs into it.
36 2008-02-14 Michael Matz <matz@suse.de>
39 * function.c (instantiate_virtual_regs_in_insn): Reload address
40 before falling back to reloading the whole operand.
42 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
44 * config/s390/s390.c (s390_mainpool_start): Emit the pool
45 before the first section switch note.
47 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
49 * doc/bugreport.texi: Update copyright years.
50 * doc/c-tree.texi: Likewise.
51 * doc/cfg.texi: Likewise.
52 * doc/cpp.texi: Likewise.
53 * doc/cppinternals.texi: Likewise.
54 * doc/fragments.texi: Likewise.
55 * doc/frontends.texi: Likewise.
56 * doc/gcc.texi: Likewise.
57 * doc/gty.texi: Likewise.
58 * doc/hostconfig.texi: Likewise.
59 * doc/implement-c.texi: Likewise.
60 * doc/libgcc.texi: Likewise.
61 * doc/loop.texi: Likewise.
62 * doc/makefile.texi: Likewise.
63 * doc/options.texi: Likewise.
64 * doc/passes.texi: Likewise.
65 * doc/rtl.texi: Likewise.
66 * doc/sourcebuild.texi: Likewise.
67 * doc/standards.texi: Likewise.
68 * doc/tree-ssa.texi: Likewise.
69 * doc/trouble.texi: Likewise.
71 * doc/extend.texi: Use @: or add comma where appropriate.
72 * doc/invoke.texi: Likewise.
73 * doc/tm.texi: Likewise.
75 2008-02-14 Alan Modra <amodra@bigpond.net.au>
78 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
81 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
83 * doc/md.texi (clz, ctz): Add reference.
84 * doc/rtl.texi (clz, ctz): Likewise.
86 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
89 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
92 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
94 * config/s390/s390.c (struct constant_pool): New field
95 emit_pool_after added.
96 (s390_mainpool_start): Set the emit_pool_after flag according
97 to the section switch notes.
98 (s390_mainpool_finish): Consider emit_pool_after when emitting
99 the literal pool at the end of the function.
100 (s390_chunkify_start): Force literal pool splits at section
103 2008-02-13 Michael Matz <matz@suse.de>
106 * var-tracking.c (clobber_variable_part): Correctly traverse the
109 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
112 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
113 Add -fdump-ipa-inline.
114 * tree-dump.c (dump_files): Remove tree-inlined dump.
115 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
117 2008-02-12 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/35171
120 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
123 2008-02-12 Richard Guenther <rguenther@suse.de>
126 * fold-const.c (fold_widened_comparison): Use get_unwidened in
127 value-preserving mode. Disallow final truncation.
129 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
132 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
134 (force_gimple_operand): ...here.
136 2008-02-12 Jakub Jelinek <jakub@redhat.com>
139 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
140 non-compatible pointers.
141 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
142 different FIELD_DECLs, try harder by comparing field offsets, sizes
146 * function.c (match_asm_constraints_1): Don't replace the same input
149 2008-02-12 Anatoly Sokolov <aesok@post.ru>
151 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
152 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
153 (expand_epilogue): Restore RAMPZ register.
154 * config/avr/avr.md (RAMPZ_ADDR): New constant.
156 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
158 * config/i386/cygwin.asm: (__alloca): Correct calling
159 convention and alignment.
160 (__chkstk): Force 8 byte stack alignment.
162 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
163 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/33992
166 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
167 the zero we compare against.
169 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
172 * gthr-win32.h (__gthread_mutex_destroy_function): New function
173 to CloseHandle after unlocking to prevent accumulation of handle
176 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
179 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
180 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
181 and update LABEL_NUSES during and after reload.
183 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
186 * combine.c (simplify_if_then_else): Make sure the comparison is
187 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
189 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
192 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
193 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
194 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
195 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
196 * tree.h (get_type_static_bounds): Likewise.
198 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * doc/invoke.texi (Option Summary, C++ Dialect Options)
201 (Objective-C and Objective-C++ Dialect Options, Warning Options):
202 Make -Wfoo language annotations match what the compiler outputs.
204 2008-02-08 Sa Liu <saliu@de.ibm.com>
206 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
207 intrinsics spu_convts, spu_convtu, spu_convtf.
208 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
210 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
212 * doc/extend.texi (Function Attributes) <noinline>: Mention
213 asm ("") as method to keep calls.
215 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
218 * doc/options.texi (Options): Replace references to opts.sh with
220 * opts-common.c: Likewise.
221 * optc-gen.awk: Likewise.
223 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
225 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
227 2008-02-07 Richard Henderson <rth@redhat.com>
230 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
231 EXPR_LIST for the REG_EQUAL instead of a comparison with a
234 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
236 PR tree-optimization/35085
237 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
238 for operand entry oe2 in addition to operand entry oe3 in order to
239 expose more opportunities for vectorizer sum reduction.
241 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * Makefile.in (LIBS): Remove $(GMPLIBS).
245 (cc1-dummy, cc1): Add $(GMPLIBS).
247 2008-02-06 Jan Hubicka <jh@suse.cz>
250 * i386.md (moddf_integer): Do not produce partial memory stalls for
251 targets where it hurts.
253 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
256 * optabs.c (expand_float): Do not check for decimal modes when
257 expanding unsigned integer through signed conversion.
259 2008-02-06 Nick Clifton <nickc@redhat.com>
261 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
262 inside the clobber with a match_operand and duplicated operand
263 number in the constraint.
264 (ineqbranchsi): Delete redundant comment.
266 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
268 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
269 builtin_define ("__USE_INIT_FINI__").
270 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
272 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
274 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
276 PR documentation/30330
277 * doc/invoke.texi (C++ Dialect Options)
278 (Objective-C and Objective-C++ Dialect Options, Warning Options):
279 For each warning option -Wfoo that allows -Wno-foo, ensure both
280 -Wfoo and -Wno-foo are listed in the option index. Fix index
281 entry of -Wswitch-default, index -Wnormalized= including the
282 `=', and -Wlarger-than-@var{len} including @var{len}.
284 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (floatunssisf2): Use
287 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
288 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
289 Macroize expander using MODEF mode iterator.
291 2008-02-05 Diego Novillo <dnovillo@google.com>
293 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
296 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
298 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
303 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
306 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
307 to indicate if a message should be generated.
308 (init_cumulative_args): Updated.
309 (function_value_32): Likewise.
311 2008-02-05 Joseph Myers <joseph@codesourcery.com>
313 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
315 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
319 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
321 2008-02-04 Diego Novillo <dnovillo@google.com>
323 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
326 * tree-vrp.c (vrp_evaluate_conditional): With
327 -Wtype-limits, emit a warning when comparing against a
328 constant outside the natural range of OP0's type.
330 2008-02-04 Richard Guenther <rguenther@suse.de>
333 * expr.c (count_type_elements): Give for unions instead of
336 2008-02-04 Richard Guenther <rguenther@suse.de>
339 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
340 to TYPE_DOMAINs base type instead of using bitsizetype here.
342 2008-02-03 Jason Merrill <jason@redhat.com>
344 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
346 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
349 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
350 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
351 (RS/6000 and PowerPC Options): Fix typos and markup.
352 * doc/passes.texi (Tree-SSA passes): Likewise.
354 2008-02-02 Michael Matz <matz@suse.de>
357 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
358 from record_last_reg_set_info.
359 (record_last_reg_set_info): Take an RTX argument, iterate over all
360 constituent hardregs.
361 (record_last_set_info, record_opr_changes): Change calls to
362 new signature or to record_last_reg_set_info_regno.
364 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
366 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
368 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
370 PR rtl-optimization/34773
371 * reg-notes.def (EQUAL): Mention significance of combination of
372 REG_EQUAL and REG_RETVAL.
373 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
374 insn that has a REG_RETVAL.
376 2008-02-01 Roger Sayle <roger@eyesopen.com>
379 * configure.ac (--enable-fixed-point): Disable unless explicitly
381 * configure: Regenerate.
383 2008-02-01 Richard Guenther <rguenther@suse.de>
386 * invoke.texi (-finline-limit): Remove no longer true parts
387 of the documentation. Note that there is no default value.
389 2008-02-01 Andrew Pinski <pinskia@gmail.com>
390 Mark Mitchell <mark@codesourcery.com>
391 Ben Elliston <bje@au.ibm.com>
394 * doc/extend.texi (Other Builtins): Document.
396 2008-01-31 Tom Browder <tom.browder@gmail.com>
398 * doc/c-tree.texi (Types): Fix grammar.
399 (Expression trees): Ditto.
400 * doc/passes.texi (Tree-SSA passes): Ditto.
402 * doc/configterms.texi (Configure Terms): Fix typo.
403 * doc/cpp.texi (Common Predefined Macros): Ditto.
404 * doc/md.texi (Machine Constraints): Ditto.
406 * doc/makefile.texi (Makefile): Add comma.
408 2008-01-31 Tom Browder <tom.browder@gmail.com>
409 Gerald Pfeifer <gerald@pfeifer.com>
411 * doc/sourcebuild.texi (Front End): Remove references to CVS
413 (Texinfo Manuals): Replace reference to CVS by one to SVN.
414 (Back End): Remove reference to CVS.
416 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
419 * config/mips/mips.c (gen_load_const_gp): New function, taking a
421 (mips16_gp_pseudo_reg): ...here.
422 * config/mips/mips.md (load_const_gp): Replace with...
423 (load_const_gp_<mode>): ...this :P-based insn.
425 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
427 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
428 options. Minor fixes.
429 (-std): Move reference to standards closer to where language
430 standards are first mentioned.
432 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
434 PR rtl-optimization/34995
435 * reload.c (alternative_allows_const_pool_ref): Take an rtx
436 parameter and return a bool. If the rtx parameter is nonnull,
437 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
438 (find_reloads): Update call accordingly. Pass the new operand
439 if it needed no address reloads, otherwise pass null.
441 2008-01-30 Richard Henderson <rth@redhat.com>
444 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
445 for unbounded arrays.
447 2008-01-30 Silvius Rus <rus@google.com>
449 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
451 2008-01-30 Jan Hubicka <jh@suse.cz>
454 * i386.c (init_cumulative_args): Use real function declaration when
457 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
459 PR rtl-optimization/34998
460 * global.c (build_insn_chain): Treat non-subreg_lowpart
461 SUBREGs of pseudos as clobbering all the words covered by the
462 SUBREG, not just all the bytes.
463 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
464 original df_ref rather than an extract parameter.
465 (global_conflicts): Update call accordingly.
467 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
469 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
470 the overflow check to make it easier to read.
471 (__fixtfdi): Change the type of the ll member in union
472 long_double to UDItype_x.
474 2008-01-30 Jakub Jelinek <jakub@redhat.com>
477 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
478 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
479 * tree-inline.c (fold_marked_statements): Call
480 cgraph_update_edges_for_call_stmt if folding a call statement.
481 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
482 debug_generic_stmt calls, reset it back afterwards.
485 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
487 * c-typeck.c (build_external_ref): Don't pedwarn about
488 static vars in current function's scope.
490 2008-01-29 Joseph Myers <joseph@codesourcery.com>
492 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
494 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
497 * ipa-struct-reorg.c: Fix spelling.
500 2008-01-29 Richard Guenther <rguenther@suse.de>
503 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
505 * tree-inline.c (remap_type): Increment remapping_type_depth
506 around remapping types.
507 (copy_body_r): Only add referenced variables if they are referenced
508 from code, not types.
510 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
521 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
522 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
524 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
527 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
528 pointer for tiny stack.
530 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
532 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
534 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
536 * config/vx-common.h: Fix typo in comment.
538 2008-01-28 Ian Lance Taylor <iant@google.com>
542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
543 coalesce pointers if they have different DECL_NO_TBAA_P values.
544 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
545 between variables with different DECL_NO_TBAA_P values.
547 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
550 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
551 are not legitimate small data references on SPE targets.
553 2008-01-28 David Daney <ddaney@avtrex.com>
555 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
557 2008-01-28 David Daney <ddaney@avtrex.com>
559 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
561 2008-01-27 Joseph Myers <joseph@codesourcery.com>
563 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
564 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
565 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
566 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
567 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
568 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
569 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
570 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
572 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
574 * basic-block.h (condjump_equiv_p): Fix comment.
576 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
578 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
579 print_generic_stmt_indented): Fix comment.
581 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
583 * configure.ac (__stack_chk_fail): Add detecion for availability
584 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
585 * configure: Regenerate.
587 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
590 * final.c (output_addr_const): Handle TRUNCATE.
592 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
595 * tree-ssa-loop-ivopts.c (comp_cost): New type.
596 (zero_cost, infinite_cost): New constants.
597 (struct cost_pair): Change type of cost to comp_cost.
598 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
599 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
601 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
602 split_address_cost, ptr_difference_cost, difference_cost,
603 get_computation_cost_at, get_computation_cost,
604 determine_use_iv_cost_generic, determine_use_iv_cost_address,
605 determine_use_iv_cost_condition, determine_use_iv_costs,
606 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
607 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
608 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
609 Change type of cost to comp_cost.
610 (determine_iv_cost): Increase cost of non-original ivs, instead
611 of decreasing the cost of original ones.
612 (get_address_cost): Indicate the complexity of the addressing mode
614 (try_add_cand_for): Prefer using ivs not specific to some object.
615 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
617 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
618 Janis Johnson <janis187@us.ibm.com>
621 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
622 (TARGET_INSTANTIATE_DECLS): Likewise.
623 * target.h (expand_to_rtl_hook): New target hook.
624 (instantiate_decls): Likewise.
625 * function.c (instantiate_decl): Make non-static. Rename to...
626 (instantiate_decl_rtl): ... this.
627 (instantiate_expr): Use instantiate_decl_rtl.
628 (instantiate_decls_1): Likewise.
629 (instantiate_decls): Likewise.
630 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
631 * function.h (instantiate_decl_rtl): Add prototype.
632 * cfgexpand.c (target.h): New include.
633 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
634 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
635 (TARGET_INSTANTIATE_DECLS): Likewise.
636 (TARGET_INITIALIZER): New target hooks added.
637 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
639 * config/rs6000/rs6000.c (tree-flow.h): New include.
640 (machine_function): Add sdmode_stack_slot field.
641 (rs6000_alloc_sdmode_stack_slot): New function.
642 (rs6000_instantiate_decls): Likewise.
643 (rs6000_secondary_memory_needed_rtx): Likewise.
644 (rs6000_check_sdmode): Likewise.
645 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
646 (TARGET_INSTANTIATE_DECLS): Likewise.
647 (rs6000_hard_regno_mode_ok): Allow SDmode.
648 (num_insns_constant): Likewise. Handle _Decimal32 constants.
649 (rs6000_emit_move): Handle SDmode.
650 (function_arg_advance): Likewise.
651 (function_arg): Likewise.
652 (rs6000_gimplify_va_arg): Likewise. Add special handling of
653 SDmode var args for 32-bit compiles.
654 (rs6000_secondary_reload_class): Handle SDmode.
655 (rs6000_output_function_epilogue): Likewise.
656 (rs6000_function_value): Simplify if statement.
657 (rs6000_libcall_value): Likewise.
658 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
659 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
660 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
661 (movsd_hardfloat): New define_insn.
662 (movsd_softfloat): Likewise.
663 (movsd_store): Likewise.
664 (movsd_load): Likewise.
665 (extendsddd2): Likewise.
666 (extendsdtd2): Likewise.
667 (truncddsd2): Likewise.
668 (movdd_hardfloat64): Fixup comment.
669 (UNSPEC_MOVSD_LOAD): New constant.
670 (UNSPEC_MOVSD_STORE): Likewise.
672 2008-01-26 Jakub Jelinek <jakub@redhat.com>
675 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
677 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
678 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
679 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
682 2008-01-26 David Edelsohn <edelsohn@gnu.org>
685 * config.gcc: Separate AIX 5.3 from AIX 6.1.
686 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
688 * config/rs6000/aix61.h: New file.
690 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
692 PR rtl-optimization/34959
693 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
694 popcount and parity rtxes the same mode as their operand.
695 Truncate or extend the result to the return value's mode
698 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
701 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
702 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
703 to GOT_VERSION_REGNUM.
704 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
705 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
706 * config/mips/mips.c (mips_emit_call_insn): New function.
707 (mips_call_tls_get_addr): Call mips_expand_call directly.
708 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
710 (mips16_build_call_stub): Likewise. Return the call insn or null.
711 (mips_expand_call): Update the call to mips16_build_call_stub
712 accordingly and a remove redundant condition. Assert that MIPS16
713 stubs do not use lazy binding. Use mips_emit_call_insn and return
715 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
717 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
718 (mips_avoid_hazard): Remove hazard_set handling.
719 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
720 (UNSPEC_RESTORE_GP): ...this.
721 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
722 (FAKE_CALL_REGNO): Rename to...
723 (GOT_VERSION_REGNUM): ...this.
724 (type): Add "ghost" value. Add an associated insn reservation.
725 (hazard_set): Remove.
726 (exception_receiver): Rename to...
727 (restore_gp): ...this and update the unspec identifier accordingly.
728 (exception_receiver, nonlocal_got_receiver): New expanders.
729 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
730 FAKE_CALL_REGNO. Remove hazard_set attribute.
731 (set_got_version, update_got_version): New patterns.
733 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
736 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
738 2008-01-25 Joseph Myers <joseph@codesourcery.com>
741 * doc/install.texi2html: Generate gcc-vers.texi.
743 2008-01-25 DJ Delorie <dj@redhat.com>
745 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
747 2008-01-25 Joseph Myers <joseph@codesourcery.com>
749 * config/c4x: Remove directory.
750 * config.gcc (crx-*, mt-*): Mark obsolete.
751 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
752 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
753 sh-*-rtemscoff*): Remove cases.
754 * defaults.h (C4X_FLOAT_FORMAT): Remove.
755 * real.c (encode_c4x_single, decode_c4x_single,
756 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
757 c4x_extended_format): Remove.
758 * real.h (c4x_single_format, c4x_extended_format): Remove.
759 * doc/extend.texi (interrupt, naked): Remove mention of attributes
761 (Pragmas): Remove comment about c4x pragmas.
762 * doc/install.texi (c4x): Remove target-specific instructions.
763 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
764 * doc/md.texi (Machine Constraints): Remove C4x documentation.
765 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
766 refer to C4x source files as examples.
767 (C4X_FLOAT_FORMAT): Remove documentation.
769 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
771 * config/bfin/bfin.c (override_options): Reorder tests so that
772 flag_pic gets enabled for -msep-data.
774 2008-01-25 Richard Guenther <rguenther@suse.de>
777 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
778 to its bitfield precision if required.
780 2008-01-25 Jakub Jelinek <jakub@redhat.com>
783 * tree-nested.c (walk_omp_for): New function.
784 (convert_nonlocal_reference, convert_local_reference): Call
785 walk_omp_for on OMP_FOR.
786 (convert_call_expr): Call walk_body on OMP_FOR's
787 OMP_FOR_PRE_INIT_BODY.
789 2008-01-25 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/34966
792 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
793 default defs and PHI_NODEs we have to insert after the
796 2008-01-24 Nick Clifton <nickc@redhat.com>
798 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
799 Provide a default definition.
800 (LIBGCC2_UNITS_PER_WORD): Likewise.
802 * config/stormy16/stormy16.c: Include df.h for the prototype
803 for df_regs_ever_live_p.
804 (xstormy16_expand_builtin_va_start): Convert the stack offset
805 into a component_ref and then use POINTER_PLUS_EXPR to add it
806 to the incoming_virtual_args_rtx.
807 (xstormy16_gimplify_va_arg_expr): Rename to
808 xstormy16_gimplify_va_arg_expr.
809 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
810 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
811 xstormy16_gimplify_va_arg_expr.
812 Fix up some formatting issues.
814 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
815 Move to predicates.md.
816 (xs_hi_general_operand): Likewise.
817 (xs_hi_nonmemory_operand): Likewise.
818 * config/stormy16/predicates.md:
819 (xstormy16_carry_plus_operand): New predicate.
820 (xs_hi_general_operand): New predicate.
821 (xs_hi_nonmemory_operand): New predicate.
822 * config/stormy16/stormy16-protos.h:
823 (xstormy16_carry_plus_operand): Delete prototype.
824 (xs_hi_general_operand): Likewise.
825 (xs_hi_nonmemory_operand): Likewise.
827 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
828 modifiers as they are no longer needed and they can trigger
829 reload spill failures.
831 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
832 with a match_operand in order to help reload.
834 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
835 constraint with 'e' for the 8th alternative as this version of
836 the mov.w instruction only accepts the lower 8 registers.
838 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
841 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
842 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
845 2008-01-25 Jakub Jelinek <jakub@redhat.com>
848 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
850 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
852 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
854 (remove_structure): Update allocations list before removing structure.
856 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
858 * ipa-struct-reorg.c (is_safe_cond_expr,
859 create_new_stmts_for_cond_expr): Use integer_zerop function,
860 that recognize not only zero-pointer, but zero-integer too.
862 2008-01-25 Ben Elliston <bje@au.ibm.com>
865 * fixproto: Escape "." in sed expression that strips leading "./".
867 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
870 * gcc.c (SWITCH_OK): Removed.
871 (SWITCH_LIVE): Changed to bit.
872 (SWITCH_FALSE): Likewise.
873 (SWITCH_IGNORE): Likewise.
874 (switchstr): Change live_cond to unsigned int.
875 (process_command): Replace SWITCH_OK with 0.
876 (do_self_spec): Likewise.
877 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
878 (give_switch): Likewise.
879 (used_arg): Likewise.
880 (do_spec_1): Set the SWITCH_IGNORE bit.
881 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
882 bits. Set the SWITCH_LIVE bit.
884 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
886 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
888 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
890 PR tree-optimization/34472
891 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
892 parameter to a "bool *" and set *DATA to false if there is
893 an unsafe access. Do not delete the structure here.
894 (check_cond_exprs): Delete it here instead.
895 (check_cond_exprs, exclude_cold_structs): Do not increase
896 I when removing a structure.
898 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.c (ix86_expand_vector_init): Consider only
902 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
904 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
907 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
908 a fixed vector for stack.
910 2008-01-24 Ben Elliston <bje@au.ibm.com>
913 * doc/gcc.texi (Software development): Add a direntry for g++.
915 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
917 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
918 stale and straggling -fforce-addr comments above.
920 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
922 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
923 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
925 2008-01-23 Michael Matz <matz@suse.de>
928 * dwarf2out.c (force_type_die): Use modified_type_die instead of
931 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
933 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
936 2008-01-23 Anatoly Sokolov <aesok@post.ru>
938 * config/avr/avr.c (avr_current_arch): New variable.
939 (avr_arch_types): Add 'avr31' and 'avr51' entries.
940 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
941 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
942 (avr_override_options): Init 'avr_current_arch'.
943 (base_arch_s): Move from here...
944 * config/avr/avr.h (base_arch_s): ... here. Add new members
945 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
946 'mega' to 'have_jmp_call'.
947 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
948 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
950 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
952 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
953 MULTILIB_MATCHES): (Ditto.).
955 2008-01-23 Richard Guenther <rguenther@suse.de>
958 * cgraphunit.c (cgraph_reset_node): Always mark the node
959 not reachable if it is not queued already.
961 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
963 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
964 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
965 (cputype_selected): New static variable.
966 (bfin_handle_option): Set it if -mcpu is used.
967 (override_option): Select default set of workarounds if no cpu type
968 selected on the command line.
969 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
971 From Michael Frysinger <michael.frysinger@analog.com>
972 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
973 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
975 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
976 for bf547, bf523, bf524, and bf526.
977 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
979 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
980 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
981 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
982 __ADSPBF547__ and __ADSPBF54x__ for bf547.
983 * doc/invoke.texi (Blackfin Options): Document that
984 -mcpu now accept bf547, bf523, bf524, and bf526.
986 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
988 PR rtl-optimization/34628
989 * combine.c (try_combine): Stop and undo after the first combination
990 if an autoincrement side-effect on the first insn has effectively
993 2008-01-22 David Edelsohn <edelsohn@gnu.org>
996 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
997 Offset addresses are not valid for Altivec or paired float modes.
999 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1002 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1003 if DECL_INITIAL (decl) is error_mark_node.
1006 * c-common.c (handle_vector_size_attribute): Only allow
1007 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1008 the same way as pointer, array etc. types.
1009 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1012 * tree.c (build_type_attribute_qual_variant): Call
1013 build_qualified_type if attributes are equal, but quals are not.
1015 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1018 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1019 * flags.h (warn_strict_aliasing): Remove.
1020 (warn_strict_overflow): Remove.
1021 * opts.c (warn_strict_aliasing): Remove.
1022 (warn_strict_overflow): Remove.
1023 * c-opts.c (c_common_handle_option): -Wall only sets
1024 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1025 (c_common_post_options): Give default values to -Wstrict-aliasing
1026 and -Wstrict-overflow if they are uninitialized.
1027 * common.opt (Wstrict-aliasing): Specify Var and Init.
1028 (Wstrict-overflow): Likewise.
1030 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1032 PR rtl-optimization/26854
1033 PR rtl-optimization/34400
1034 PR rtl-optimization/34884
1035 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1037 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1038 (df_rd_bb_info.expanded_lr_out): Deleted
1039 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1040 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1041 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1042 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1043 Removed code to allocate, initialize or free expanded_lr_out.
1044 (df_rd_bb_local_compute_process_def): Restructured to make more
1046 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1047 sets if the sets are being trimmed.
1049 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1052 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1053 (as_vers): Likewise.
1054 * configure: Regenerated.
1056 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1059 * tree-pass.h (pass_build_alias): New pass.
1060 * tree-ssa-alias.c (gate_build_alias): New.
1061 (pass_build_alias): New.
1062 * passes.c (init_optimization_passes): Add pass_build_alias after
1063 pass_create_structure_vars.
1065 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1067 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1068 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1069 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1070 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1071 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1072 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1073 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1074 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1075 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1076 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1077 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1078 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1079 * config/s390/s390.md (FP_ALL): New mode iterator.
1080 (_d): New mode attribute.
1081 ("*signbit<mode>2>"): Changed mode of first operand.
1082 ("isinf<mode>2"): Changed mode of first operand.
1083 ("*TDC_insn"): Adaptation for DFP modes.
1085 2008-01-22 Ben Elliston <bje@au.ibm.com>
1087 * tree.c (check_qualified_type): Improve function description.
1089 2008-01-21 Jason Merrill <jason@redhat.com>
1092 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1093 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1096 2008-01-21 DJ Delorie <dj@redhat.com>
1098 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1101 2008-01-21 Richard Guenther <rguenther@suse.de>
1104 * tree-cfg.c (verify_expr): Allow all invariant expressions
1105 instead of just constant class ones as reference argument.
1106 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1107 like any other constant.
1108 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1110 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1112 * regmove.c (fixup_match_1): Update call crossed frequencies.
1114 2008-01-21 Richard Guenther <rguenther@suse.de>
1117 * tree-inline.c (setup_one_parameter): Deal with mismatched
1118 types using a VIEW_CONVERT_EXPR.
1120 2008-01-21 Alon Dayan <alond@il.ibm.com>
1121 Olga Golovanevsky <olga@il.ibm.com>
1123 PR tree-optimization/34701
1124 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1125 when the structure size is not a power of 2.
1127 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1129 * doc/install.texi: Add doc for --enable-checking=df.
1131 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1133 PR rtl-optimization/34808
1134 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1136 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1138 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1141 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1143 PR rtl-optimization/26854
1144 PR rtl-optimization/34400
1145 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1147 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1148 (df_rd_bb_info.expanded_lr_out): New.
1149 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1150 * loop_iv.c (iv_analysis_loop_init): Ditto.
1151 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1152 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1153 Added code to allocate, initialize or free expanded_lr_out.
1154 (df_rd_bb_local_compute_process_def): Restructured to make
1155 more understandable.
1156 (df_rd_confluence_n): Add code to do nothing with fake edges and
1157 code to no apply invalidate_by_call sets if the sets are being trimmed.
1158 (df_lr_local_finalize): Renamed to df_lr_finalize.
1159 (df_live_local_finalize): Renamed to df_live_finalize.
1161 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1164 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1165 deciding whether to use reciprocal instructions.
1167 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1169 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1170 dwarf2out_note_section_used if cold_text_section is NULL.
1172 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1174 PR gcov-profile/34610
1175 * tree-cfg.c (make_edges): Mark both outgoing edges from
1176 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1177 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1178 from OMP_FOR and OMP_CONTINUE outgoing edges.
1180 * tree-profile.c (tree_profiling): Return early if
1181 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1183 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1184 from cfun to child_cfun.
1185 * function.h (struct function): Add after_tree_profile bit.
1187 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1189 * config/avr/avr.S (_exit): Disable interrupt.
1191 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1192 Steven Bosscher <stevenb.gcc@gmail.com>
1194 PR rtl-optimization/26854
1195 PR rtl-optimization/34400
1196 * df-problems.c (df_live_scratch): New scratch bitmap.
1197 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1198 (df_live_reset): Clear the proper bitmaps.
1199 (df_live_bb_local_compute): Only process the artificial defs once
1200 since the order is not important.
1201 (df_live_init): Init the df_live sets only with the variables
1202 found live by df_lr.
1203 (df_live_transfer_function): Use the df_lr sets to prune the
1204 df_live sets as they are being computed.
1205 (df_live_free): Free df_live_scratch.
1207 2008-01-18 Ian Lance Taylor <iant@google.com>
1209 * common.opt: Add fmerge-debug-strings.
1210 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1211 flag_merge_debug_strings rather than flag_merge_constants.
1212 * doc/invoke.texi (Option Summary): Mention
1213 -fmerge-debug-strings.
1214 (Debugging Options): Document -fmerge-debug-strings.
1216 2008-01-18 Ian Lance Taylor <iant@google.com>
1219 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1220 (struct tree_function_decl): Add new field operator_new_flag.
1221 * tree-inline.c (expand_call_inline): When inlining a call to
1222 operator new, force the return value to go into a variable, and
1223 set DECL_NO_TBAA_P on that variable.
1224 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1226 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1229 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1230 DWARF2_DEBUGGING_INFO.
1231 (dwarf2out_note_section_used): Ditto. Add prototype.
1232 (have_multiple_function_sections, text_section_used,
1233 cold_text_section_used, *cold_text_sections): Move declarations
1236 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1238 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1239 field and add signal_ra.
1240 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1241 assignments to frame state pc. Move end of stack check after
1242 MD_FALLBACK_FRAME_STATE_FOR.
1243 (uw_update_context_1): Use frame state signal_regs if set, instead
1244 of checking signal_frame flag.
1245 (uw_update_context): Use frame state signal_ra if set.
1246 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1247 * config/xtensa/linux-unwind.h: New file.
1249 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1251 * modulo-sched.c (get_sched_window): Fix comment typo.
1253 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1255 PR tree-optimization/34648
1256 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1258 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1260 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1261 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1263 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1265 PR rtl-optimization/34400
1266 * df-core.c (df_worklist_dataflow_overeager,
1267 df_worklist_dataflow_doublequeue): New functions.
1268 (df_worklist_dataflow): Two different worklist solvers.
1269 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1272 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1275 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1276 and ftree-parallelize-loops.
1278 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1280 PR rtl-optimization/34826
1281 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1283 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1285 * global.c (find_reg): Mark the eh regs as used if necessary.
1286 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1287 * ra.h (struct allocno): no_eh_reg field added. Changed
1288 no_stack_reg type to bitfield.
1290 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1292 * tree.c (substitute_in_expr): Add missing 'break'.
1294 2008-01-17 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/34825
1297 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1298 x / x as division to handle.
1300 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1303 "-pthread" is specified.
1304 * pa-hpux11.h (LIB_SPEC): Likewise.
1306 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1307 Peter Bergner <bergner@vnet.ibm.com>
1309 PR rtl-optimization/33796
1310 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1312 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1314 PR libgfortran/34699
1315 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1317 * pa-hpux10.h (LINK_SPEC): Likewise.
1318 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1320 2008-01-16 Richard Guenther <rguenther@suse.de>
1323 * fold-const.c (fold_convert_const_int_from_int): Do not
1324 set overflow if that occured only because of a sign extension
1325 change when converting from/to a sizetype with the same
1326 precision and signedness.
1328 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1331 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1332 location address to the correct place. Update copyright year.
1334 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1336 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1337 no dependences in the dependence_relations vector.
1339 2008-01-16 Jan Hubicka <jh@suse.cz>
1341 PR rtl-optimization/31396
1342 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1343 * cfg.c (dump_reg_info): Print it.
1344 * regs.h (struct reg_info_t): add freq_calls_crossed.
1345 (REG_FREQ_CALLS_CROSSED): New macro.
1346 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1347 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1348 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1349 regmove_optimize): Update call crossed frequencies.
1350 * local-alloc.c (struct qty): Add freq_calls_crossed.
1351 (alloc_qty): Copute freq_calls_crossed.
1352 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1353 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1354 * ra.h (struct allocno): Add freq_calls_crossed.
1356 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1358 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1359 libgomp when compiling with ftree-parallelize-loops.
1360 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1362 2008-01-16 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/34769
1365 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1366 * tree.c (int_cst_value): Instead make this function more
1367 permissive in what it accepts as valid input. Document this
1368 function always sign-extends the value.
1370 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1371 Richard Guenther <rguenther@suse.de>
1374 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1375 (gimple_fold_indirect_ref_rhs): ... this.
1376 (gimple_fold_indirect_ref): New function with foldings
1377 that preserve lvalueness.
1378 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1379 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1380 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1381 to fold an INDIRECT_REF, fall back to the old use of
1382 fold_indirect_ref_1.
1384 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1386 * tree-data-ref.c (subscript_dependence_tester_1): Call
1387 free_conflict_function.
1388 (compute_self_dependence): Same.
1390 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1393 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1394 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1396 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1397 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1398 for DWARF2_UNWIND_INFO targets.
1400 2008-01-16 Richard Guenther <rguenther@suse.de>
1403 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1404 type qualifiers for function types.
1406 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1408 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1409 loop_iterator li from previous commit.
1411 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1413 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1415 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1417 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1418 (parallelize_loops): Don't parallelize irreducible components.
1420 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1423 * c-opts (c_common_post_options): Do not enable CPP
1424 flag_pedantic_errors by default.
1426 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1428 PR rtl-optimization/31944
1429 * cse.c (remove_pseudo_from_table): New function.
1430 (merge_equiv_classes): Use above function to remove pseudo-registers.
1431 (invalidate): Likewise.
1433 2008-01-13 Richard Guenther <rguenther@suse.de>
1436 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1437 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1439 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1441 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1442 validate_change to unshare the source of the PC set.
1444 2008-01-12 Jan Hubicka <jh@suse.cz>
1447 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1448 references above array bounds. This might trigger bounds checks for
1451 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1453 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1454 new_replaceable_dependencies.
1456 2008-01-12 Doug Kwan <dougkwan@google.com>
1458 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1459 instead of OPT_Wreturn_type in warning due to ignored return type
1461 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1462 options included in -Wextra.
1463 * c.opt: New option -Wignored_qualifiers.
1464 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1465 -Wignore_qualifiers.
1466 (-Wignored-qualifiers): Document.
1467 (-Wreturn-type): Remove description of functionality now handled
1468 by -Wignored-qualifiers.
1470 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1473 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1474 NOP_EXPR if it is between integral types with the same precision.
1476 2008-01-12 Jan Hubicka <jh@suse.cz>
1479 * invoke.texi (max-inline-recursive-depth): Fix default value.
1481 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1483 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1486 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1488 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1490 2008-01-11 James E. Wilson <wilson@specifix.com>
1493 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1495 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1497 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1498 save/restore frame pointer register and don't use 'call-prologues'
1499 optimization in function with "OS_task" attribute.
1501 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1504 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1505 when copying to memory.
1507 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1509 PR rtl-optimization/30905
1510 * cfgcleanup.c: Include dce.h
1511 (crossjumps_occured): New global variable.
1512 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1513 If something changed, set crossjumps_occured to true.
1514 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1515 Don't add/remove fake edges to exit here...
1516 (cleanup_cfg): ...but do it here, when crossjumping.
1517 Run a fast DCE when successful crossjumps occured in the latest
1518 iteration of try_optimize_cfg.
1520 2008-01-11 Richard Guenther <rguenther@suse.de>
1522 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1523 (struct vn_unary_op_s): Likewise.
1524 (vn_reference_insert): Free old reference on hash collision.
1526 2008-01-10 Raksit Ashok <raksit@google.com>
1528 PR rtl-optimization/27971
1529 * combine.c (find_split_point): Split PLUS expressions which are
1530 inside a MEM rtx, and whose first operand is complex.
1532 2008-01-10 DJ Delorie <dj@redhat.com>
1534 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1535 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1536 (m32c_hard_regno_ok): Call the underlying function.
1538 2008-01-10 Richard Guenther <rguenther@suse.de>
1541 * tree-cfg.c (tree_merge_blocks): Do not go through the
1542 full-blown folding and stmt updating path if we just deal
1543 with virtual operands.
1544 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1545 test for abnormal SSA_NAMEs.
1547 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1550 * reload.c (push_reload): Add assertions. All constants from
1551 reg_equiv_constant should have been used for replacing the respective
1553 (find_reloads_address): Invoke find_reloads_address_part for
1554 constant taken from the reg_equiv_constant array.
1556 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1558 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1559 field (valnum) the first in the struct. Replace bools with
1562 2008-01-10 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/34651
1565 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1566 types and ordering for masking and converting.
1568 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1570 PR tree-optimization/34017
1571 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1572 also for PHI_NODE expressions.
1574 2008-01-09 Jan Hubicka <jh@suse.cz>
1576 PR tree-optimization/34708
1577 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1578 based on number of case labels.
1579 (init_inline_once): Remove switch_cost.
1580 * tree-inline.h (eni_weights_d): Remove switch_cost.
1582 2008-01-09 Richard Guenther <rguenther@suse.de>
1583 Andrew Pinski <andrew_pinski@playstation.sony.com>
1586 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1587 temporary if an rvalue is ok or an lvalue is not required.
1589 2008-01-09 Richard Guenther <rguenther@suse.de>
1592 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1595 2008-01-09 Richard Guenther <rguenther@suse.de>
1598 * tree.c (host_integerp): Check for sizetype only if the
1599 type is an integer type.
1601 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1604 * opts.c (decode_options): Disable inlining of functions called
1605 once if not in unit-at-a-time mode.
1607 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1609 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1611 2008-01-08 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1615 out early if the result will be unused.
1617 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1622 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1623 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1626 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1628 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1629 for vectorization tuned.
1631 2008-01-08 Richard Guenther <rguenther@suse.de>
1633 PR tree-optimization/34683
1634 * tree-ssa-operands.c (operand_build_cmp): Export.
1635 * tree-ssa-operands.h (operand_build_cmp): Declare.
1636 * tree-vn.c (vuses_compare): Remove.
1637 (sort_vuses): Use operand_build_cmp.
1638 (sort_vuses_heap): Likewise.
1639 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1640 to re-use old VEC if available. Do not sort already sorted VUSEs.
1641 (vdefs_to_vec): Do not sort already sorted VDEFs.
1643 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1646 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1648 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1651 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1652 limitations of reciprocal sequences on x86 targets.
1654 2008-01-08 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/34683
1657 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1659 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1662 * config/darwin.c (darwin_mergeable_string_section): Don't use
1663 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1665 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1668 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1669 negxf2. Macroize expander using X87MODEF mode iterator. Change
1670 predicates of op0 and op1 to register_operand.
1671 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1672 expander using X87MODEF mode iterator. Change predicates of
1673 op0 and op1 to register_operand.
1674 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1675 corresponding patterns and macroize using MODEF macro. Change
1676 predicates of op0 and op1 to register_operand and remove
1677 "m" constraint. Disparage "r" alternative with "!".
1678 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1679 macroize using X87MODEF macro. Change predicates of op0 and op1
1680 to register_operand and remove "m" constraint. Disparage "r"
1681 alternative with "!".
1682 (absneg splitter with memory operands): Remove.
1683 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1684 patterns and macroize using X87MODEF mode iterator.
1685 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1686 Change predicate of op1 to register_operand.
1687 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1688 for memory operands.
1690 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1692 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1694 2008-01-07 Richard Guenther <rguenther@suse.de>
1696 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1699 2008-01-07 Richard Guenther <rguenther@suse.de>
1701 PR tree-optimization/34683
1702 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1703 VOPs of the needed size to save memory. Use VEC_quick_push
1704 to save compile-time.
1705 (vdefs_to_vec): Likewise.
1707 2008-01-07 Sa Liu <saliu@de.ibm.com>
1709 * config/spu/spu.md (divdf3): Genetate inline code for double
1710 division. The implementation doesn't handle INF or NAN, therefore it
1711 only applies when -ffinite-math-only is given.
1713 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1716 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1717 * doc/cpp.texi ([Common Predefined Macros]): Document.
1719 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1721 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1722 order to use commutative addition instead of subtraction.
1724 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1725 Mircea Namolaru <namolaru@il.ibm.com>
1726 Vladimir Yanovsky <yanov@il.ibm.com>
1727 Revital Eres <eres@il.ibm.com>
1729 PR tree-optimization/34263
1730 * tree-outof-ssa.c (process_single_block_loop_latch,
1731 contains_tree_r): New functions.
1732 (analyze_edges_for_bb): Call process_single_block_loop_latch
1733 function to empty single-basic-block latch block if possible.
1735 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1739 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1741 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1743 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1745 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1747 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1749 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1751 PR tree-optimization/34618
1752 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1755 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1759 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1760 Update copyright year.
1762 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1763 Update copyright year.
1764 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1767 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1769 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1770 edge does not point to current bb before changing need_assert.
1772 2008-01-04 Richard Guenther <rguenther@suse.de>
1775 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1776 for verifying purposes if they are is_gimple_min_invariant.
1778 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1780 PR tree-optimization/34448
1781 PR tree-optimization/34465
1782 * gimplify.c (gimplify_init_constructor): Add new parameter
1783 notify_temp_creation. Use it.
1784 (gimplify_modify_expr_rhs): Take volatiles into account when
1785 optimizing constructors.
1786 Do not optimize constructors if gimplify_init_constructor will dump to
1788 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1789 * gcc.c-torture/compile/pr34448.c: New.
1791 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1793 PR gcov-profile/34609
1794 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1795 return_slot if result is TREE_ADDRESSABLE.
1797 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1799 * config/mips/mips.md (sqrt_condition): Tweak comment.
1800 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1802 2008-01-03 Tom Tromey <tromey@redhat.com>
1805 * c-common.c (c_type_hash): Handle VLAs.
1807 2008-01-03 Jan Hubicka <jh@suse.cz>
1809 PR tree-optimization/31081
1810 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1811 0 when inlining and not inlining to first basic block.
1812 (remap_decl): When var is initialized to 0, don't set default_def.
1813 (expand_call_inline): Set entry_bb.
1814 * tree-inline.h (copy_body_data): Add entry_bb.
1816 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1819 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1822 PR tree-optimization/29484
1823 * tree-inline.c (inline_forbidden_p_2): New function.
1824 (inline_forbidden_p): Disallow inlining if some static var
1825 has an address of a local LABEL_DECL in its initializer.
1826 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1829 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1831 PR tree-optimization/34635
1832 * tree-data-ref.c (add_other_self_distances): Make sure that the
1833 evolution step is constant.
1835 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1838 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1840 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1842 * tree-sra.c (scalarize_init): Insert the generate_element_init
1843 statements after the generate_element_zero statements.
1845 2008-01-02 Richard Guenther <rguenther@suse.de>
1849 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1850 for very large number of operands instead of ICEing.
1852 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1855 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1856 while stack probing.
1858 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1860 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1863 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1866 * tree-mudflap.c (mx_register_decls): Guard warning by
1867 !DECL_ARTIFICIAL check.
1869 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1871 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1872 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1873 sse5_perm<mode>): Fix constraints.