1 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4 * Makefile.in (LIBS): Remove $(GMPLIBS).
5 (cc1-dummy, cc1): Add $(GMPLIBS).
7 2008-02-06 Jan Hubicka <jh@suse.cz>
10 * i386.md (moddf_integer): Do not produce partial memory stalls for
11 targets where it hurts.
13 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16 * optabs.c (expand_float): Do not check for decimal modes when
17 expanding unsigned integer through signed conversion.
19 2008-02-06 Nick Clifton <nickc@redhat.com>
21 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22 inside the clobber with a match_operand and duplicated operand
23 number in the constraint.
24 (ineqbranchsi): Delete redundant comment.
26 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
28 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
29 builtin_define ("__USE_INIT_FINI__").
30 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
32 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
34 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
36 PR documentation/30330
37 * doc/invoke.texi (C++ Dialect Options)
38 (Objective-C and Objective-C++ Dialect Options, Warning Options):
39 For each warning option -Wfoo that allows -Wno-foo, ensure both
40 -Wfoo and -Wno-foo are listed in the option index. Fix index
41 entry of -Wswitch-default, index -Wnormalized= including the
42 `=', and -Wlarger-than-@var{len} including @var{len}.
44 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.md (floatunssisf2): Use
47 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
48 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
49 Macroize expander using MODEF mode iterator.
51 2008-02-05 Diego Novillo <dnovillo@google.com>
53 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
56 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
58 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
61 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
63 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
66 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
67 to indicate if a message should be generated.
68 (init_cumulative_args): Updated.
69 (function_value_32): Likewise.
71 2008-02-05 Joseph Myers <joseph@codesourcery.com>
73 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
75 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
79 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
81 2008-02-04 Diego Novillo <dnovillo@google.com>
83 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
86 * tree-vrp.c (vrp_evaluate_conditional): With
87 -Wtype-limits, emit a warning when comparing against a
88 constant outside the natural range of OP0's type.
90 2008-02-04 Richard Guenther <rguenther@suse.de>
93 * expr.c (count_type_elements): Give for unions instead of
96 2008-02-04 Richard Guenther <rguenther@suse.de>
99 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
100 to TYPE_DOMAINs base type instead of using bitsizetype here.
102 2008-02-03 Jason Merrill <jason@redhat.com>
104 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
106 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
109 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
110 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
111 (RS/6000 and PowerPC Options): Fix typos and markup.
112 * doc/passes.texi (Tree-SSA passes): Likewise.
114 2008-02-02 Michael Matz <matz@suse.de>
117 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
118 from record_last_reg_set_info.
119 (record_last_reg_set_info): Take an RTX argument, iterate over all
120 constituent hardregs.
121 (record_last_set_info, record_opr_changes): Change calls to
122 new signature or to record_last_reg_set_info_regno.
124 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
126 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
128 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
130 PR rtl-optimization/34773
131 * reg-notes.def (EQUAL): Mention significance of combination of
132 REG_EQUAL and REG_RETVAL.
133 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
134 insn that has a REG_RETVAL.
136 2008-02-01 Roger Sayle <roger@eyesopen.com>
139 * configure.ac (--enable-fixed-point): Disable unless explicitly
141 * configure: Regenerate.
143 2008-02-01 Richard Guenther <rguenther@suse.de>
146 * invoke.texi (-finline-limit): Remove no longer true parts
147 of the documentation. Note that there is no default value.
149 2008-02-01 Andrew Pinski <pinskia@gmail.com>
150 Mark Mitchell <mark@codesourcery.com>
151 Ben Elliston <bje@au.ibm.com>
154 * doc/extend.texi (Other Builtins): Document.
156 2008-01-31 Tom Browder <tom.browder@gmail.com>
158 * doc/c-tree.texi (Types): Fix grammar.
159 (Expression trees): Ditto.
160 * doc/passes.texi (Tree-SSA passes): Ditto.
162 * doc/configterms.texi (Configure Terms): Fix typo.
163 * doc/cpp.texi (Common Predefined Macros): Ditto.
164 * doc/md.texi (Machine Constraints): Ditto.
166 * doc/makefile.texi (Makefile): Add comma.
168 2008-01-31 Tom Browder <tom.browder@gmail.com>
169 Gerald Pfeifer <gerald@pfeifer.com>
171 * doc/sourcebuild.texi (Front End): Remove references to CVS
173 (Texinfo Manuals): Replace reference to CVS by one to SVN.
174 (Back End): Remove reference to CVS.
176 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
179 * config/mips/mips.c (gen_load_const_gp): New function, taking a
181 (mips16_gp_pseudo_reg): ...here.
182 * config/mips/mips.md (load_const_gp): Replace with...
183 (load_const_gp_<mode>): ...this :P-based insn.
185 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
187 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
188 options. Minor fixes.
189 (-std): Move reference to standards closer to where language
190 standards are first mentioned.
192 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
194 PR rtl-optimization/34995
195 * reload.c (alternative_allows_const_pool_ref): Take an rtx
196 parameter and return a bool. If the rtx parameter is nonnull,
197 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
198 (find_reloads): Update call accordingly. Pass the new operand
199 if it needed no address reloads, otherwise pass null.
201 2008-01-30 Richard Henderson <rth@redhat.com>
204 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
205 for unbounded arrays.
207 2008-01-30 Silvius Rus <rus@google.com>
209 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
211 2008-01-30 Jan Hubicka <jh@suse.cz>
214 * i386.c (init_cumulative_args): Use real function declaration when
217 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
219 PR rtl-optimization/34998
220 * global.c (build_insn_chain): Treat non-subreg_lowpart
221 SUBREGs of pseudos as clobbering all the words covered by the
222 SUBREG, not just all the bytes.
223 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
224 original df_ref rather than an extract parameter.
225 (global_conflicts): Update call accordingly.
227 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
229 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
230 the overflow check to make it easier to read.
231 (__fixtfdi): Change the type of the ll member in union
232 long_double to UDItype_x.
234 2008-01-30 Jakub Jelinek <jakub@redhat.com>
237 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
238 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
239 * tree-inline.c (fold_marked_statements): Call
240 cgraph_update_edges_for_call_stmt if folding a call statement.
241 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
242 debug_generic_stmt calls, reset it back afterwards.
245 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
247 * c-typeck.c (build_external_ref): Don't pedwarn about
248 static vars in current function's scope.
250 2008-01-29 Joseph Myers <joseph@codesourcery.com>
252 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
254 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
257 * ipa-struct-reorg.c: Fix spelling.
260 2008-01-29 Richard Guenther <rguenther@suse.de>
263 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
265 * tree-inline.c (remap_type): Increment remapping_type_depth
266 around remapping types.
267 (copy_body_r): Only add referenced variables if they are referenced
268 from code, not types.
270 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
281 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
282 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
284 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
287 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
288 pointer for tiny stack.
290 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
292 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
294 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
296 * config/vx-common.h: Fix typo in comment.
298 2008-01-28 Ian Lance Taylor <iant@google.com>
302 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
303 coalesce pointers if they have different DECL_NO_TBAA_P values.
304 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
305 between variables with different DECL_NO_TBAA_P values.
307 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
310 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
311 are not legitimate small data references on SPE targets.
313 2008-01-28 David Daney <ddaney@avtrex.com>
315 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
317 2008-01-28 David Daney <ddaney@avtrex.com>
319 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
321 2008-01-27 Joseph Myers <joseph@codesourcery.com>
323 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
324 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
325 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
326 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
327 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
328 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
329 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
330 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
332 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
334 * basic-block.h (condjump_equiv_p): Fix comment.
336 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
338 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
339 print_generic_stmt_indented): Fix comment.
341 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
343 * configure.ac (__stack_chk_fail): Add detecion for availability
344 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
345 * configure: Regenerate.
347 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
350 * final.c (output_addr_const): Handle TRUNCATE.
352 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
355 * tree-ssa-loop-ivopts.c (comp_cost): New type.
356 (zero_cost, infinite_cost): New constants.
357 (struct cost_pair): Change type of cost to comp_cost.
358 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
359 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
361 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
362 split_address_cost, ptr_difference_cost, difference_cost,
363 get_computation_cost_at, get_computation_cost,
364 determine_use_iv_cost_generic, determine_use_iv_cost_address,
365 determine_use_iv_cost_condition, determine_use_iv_costs,
366 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
367 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
368 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
369 Change type of cost to comp_cost.
370 (determine_iv_cost): Increase cost of non-original ivs, instead
371 of decreasing the cost of original ones.
372 (get_address_cost): Indicate the complexity of the addressing mode
374 (try_add_cand_for): Prefer using ivs not specific to some object.
375 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
377 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
378 Janis Johnson <janis187@us.ibm.com>
381 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
382 (TARGET_INSTANTIATE_DECLS): Likewise.
383 * target.h (expand_to_rtl_hook): New target hook.
384 (instantiate_decls): Likewise.
385 * function.c (instantiate_decl): Make non-static. Rename to...
386 (instantiate_decl_rtl): ... this.
387 (instantiate_expr): Use instantiate_decl_rtl.
388 (instantiate_decls_1): Likewise.
389 (instantiate_decls): Likewise.
390 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
391 * function.h (instantiate_decl_rtl): Add prototype.
392 * cfgexpand.c (target.h): New include.
393 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
394 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
395 (TARGET_INSTANTIATE_DECLS): Likewise.
396 (TARGET_INITIALIZER): New target hooks added.
397 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
399 * config/rs6000/rs6000.c (tree-flow.h): New include.
400 (machine_function): Add sdmode_stack_slot field.
401 (rs6000_alloc_sdmode_stack_slot): New function.
402 (rs6000_instantiate_decls): Likewise.
403 (rs6000_secondary_memory_needed_rtx): Likewise.
404 (rs6000_check_sdmode): Likewise.
405 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
406 (TARGET_INSTANTIATE_DECLS): Likewise.
407 (rs6000_hard_regno_mode_ok): Allow SDmode.
408 (num_insns_constant): Likewise. Handle _Decimal32 constants.
409 (rs6000_emit_move): Handle SDmode.
410 (function_arg_advance): Likewise.
411 (function_arg): Likewise.
412 (rs6000_gimplify_va_arg): Likewise. Add special handling of
413 SDmode var args for 32-bit compiles.
414 (rs6000_secondary_reload_class): Handle SDmode.
415 (rs6000_output_function_epilogue): Likewise.
416 (rs6000_function_value): Simplify if statement.
417 (rs6000_libcall_value): Likewise.
418 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
419 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
420 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
421 (movsd_hardfloat): New define_insn.
422 (movsd_softfloat): Likewise.
423 (movsd_store): Likewise.
424 (movsd_load): Likewise.
425 (extendsddd2): Likewise.
426 (extendsdtd2): Likewise.
427 (truncddsd2): Likewise.
428 (movdd_hardfloat64): Fixup comment.
429 (UNSPEC_MOVSD_LOAD): New constant.
430 (UNSPEC_MOVSD_STORE): Likewise.
432 2008-01-26 Jakub Jelinek <jakub@redhat.com>
435 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
437 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
438 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
439 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
442 2008-01-26 David Edelsohn <edelsohn@gnu.org>
445 * config.gcc: Separate AIX 5.3 from AIX 6.1.
446 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
448 * config/rs6000/aix61.h: New file.
450 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
452 PR rtl-optimization/34959
453 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
454 popcount and parity rtxes the same mode as their operand.
455 Truncate or extend the result to the return value's mode
458 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
461 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
462 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
463 to GOT_VERSION_REGNUM.
464 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
465 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
466 * config/mips/mips.c (mips_emit_call_insn): New function.
467 (mips_call_tls_get_addr): Call mips_expand_call directly.
468 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
470 (mips16_build_call_stub): Likewise. Return the call insn or null.
471 (mips_expand_call): Update the call to mips16_build_call_stub
472 accordingly and a remove redundant condition. Assert that MIPS16
473 stubs do not use lazy binding. Use mips_emit_call_insn and return
475 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
477 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
478 (mips_avoid_hazard): Remove hazard_set handling.
479 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
480 (UNSPEC_RESTORE_GP): ...this.
481 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
482 (FAKE_CALL_REGNO): Rename to...
483 (GOT_VERSION_REGNUM): ...this.
484 (type): Add "ghost" value. Add an associated insn reservation.
485 (hazard_set): Remove.
486 (exception_receiver): Rename to...
487 (restore_gp): ...this and update the unspec identifier accordingly.
488 (exception_receiver, nonlocal_got_receiver): New expanders.
489 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
490 FAKE_CALL_REGNO. Remove hazard_set attribute.
491 (set_got_version, update_got_version): New patterns.
493 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
496 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
498 2008-01-25 Joseph Myers <joseph@codesourcery.com>
501 * doc/install.texi2html: Generate gcc-vers.texi.
503 2008-01-25 DJ Delorie <dj@redhat.com>
505 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
507 2008-01-25 Joseph Myers <joseph@codesourcery.com>
509 * config/c4x: Remove directory.
510 * config.gcc (crx-*, mt-*): Mark obsolete.
511 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
512 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
513 sh-*-rtemscoff*): Remove cases.
514 * defaults.h (C4X_FLOAT_FORMAT): Remove.
515 * real.c (encode_c4x_single, decode_c4x_single,
516 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
517 c4x_extended_format): Remove.
518 * real.h (c4x_single_format, c4x_extended_format): Remove.
519 * doc/extend.texi (interrupt, naked): Remove mention of attributes
521 (Pragmas): Remove comment about c4x pragmas.
522 * doc/install.texi (c4x): Remove target-specific instructions.
523 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
524 * doc/md.texi (Machine Constraints): Remove C4x documentation.
525 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
526 refer to C4x source files as examples.
527 (C4X_FLOAT_FORMAT): Remove documentation.
529 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
531 * config/bfin/bfin.c (override_options): Reorder tests so that
532 flag_pic gets enabled for -msep-data.
534 2008-01-25 Richard Guenther <rguenther@suse.de>
537 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
538 to its bitfield precision if required.
540 2008-01-25 Jakub Jelinek <jakub@redhat.com>
543 * tree-nested.c (walk_omp_for): New function.
544 (convert_nonlocal_reference, convert_local_reference): Call
545 walk_omp_for on OMP_FOR.
546 (convert_call_expr): Call walk_body on OMP_FOR's
547 OMP_FOR_PRE_INIT_BODY.
549 2008-01-25 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/34966
552 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
553 default defs and PHI_NODEs we have to insert after the
556 2008-01-24 Nick Clifton <nickc@redhat.com>
558 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
559 Provide a default definition.
560 (LIBGCC2_UNITS_PER_WORD): Likewise.
562 * config/stormy16/stormy16.c: Include df.h for the prototype
563 for df_regs_ever_live_p.
564 (xstormy16_expand_builtin_va_start): Convert the stack offset
565 into a component_ref and then use POINTER_PLUS_EXPR to add it
566 to the incoming_virtual_args_rtx.
567 (xstormy16_gimplify_va_arg_expr): Rename to
568 xstormy16_gimplify_va_arg_expr.
569 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
570 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
571 xstormy16_gimplify_va_arg_expr.
572 Fix up some formatting issues.
574 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
575 Move to predicates.md.
576 (xs_hi_general_operand): Likewise.
577 (xs_hi_nonmemory_operand): Likewise.
578 * config/stormy16/predicates.md:
579 (xstormy16_carry_plus_operand): New predicate.
580 (xs_hi_general_operand): New predicate.
581 (xs_hi_nonmemory_operand): New predicate.
582 * config/stormy16/stormy16-protos.h:
583 (xstormy16_carry_plus_operand): Delete prototype.
584 (xs_hi_general_operand): Likewise.
585 (xs_hi_nonmemory_operand): Likewise.
587 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
588 modifiers as they are no longer needed and they can trigger
589 reload spill failures.
591 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
592 with a match_operand in order to help reload.
594 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
595 constraint with 'e' for the 8th alternative as this version of
596 the mov.w instruction only accepts the lower 8 registers.
598 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
601 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
602 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
605 2008-01-25 Jakub Jelinek <jakub@redhat.com>
608 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
610 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
612 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
614 (remove_structure): Update allocations list before removing structure.
616 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
618 * ipa-struct-reorg.c (is_safe_cond_expr,
619 create_new_stmts_for_cond_expr): Use integer_zerop function,
620 that recognize not only zero-pointer, but zero-integer too.
622 2008-01-25 Ben Elliston <bje@au.ibm.com>
625 * fixproto: Escape "." in sed expression that strips leading "./".
627 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
630 * gcc.c (SWITCH_OK): Removed.
631 (SWITCH_LIVE): Changed to bit.
632 (SWITCH_FALSE): Likewise.
633 (SWITCH_IGNORE): Likewise.
634 (switchstr): Change live_cond to unsigned int.
635 (process_command): Replace SWITCH_OK with 0.
636 (do_self_spec): Likewise.
637 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
638 (give_switch): Likewise.
639 (used_arg): Likewise.
640 (do_spec_1): Set the SWITCH_IGNORE bit.
641 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
642 bits. Set the SWITCH_LIVE bit.
644 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
646 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
648 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
650 PR tree-optimization/34472
651 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
652 parameter to a "bool *" and set *DATA to false if there is
653 an unsafe access. Do not delete the structure here.
654 (check_cond_exprs): Delete it here instead.
655 (check_cond_exprs, exclude_cold_structs): Do not increase
656 I when removing a structure.
658 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.c (ix86_expand_vector_init): Consider only
662 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
664 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
667 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
668 a fixed vector for stack.
670 2008-01-24 Ben Elliston <bje@au.ibm.com>
673 * doc/gcc.texi (Software development): Add a direntry for g++.
675 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
677 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
678 stale and straggling -fforce-addr comments above.
680 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
682 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
683 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
685 2008-01-23 Michael Matz <matz@suse.de>
688 * dwarf2out.c (force_type_die): Use modified_type_die instead of
691 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
693 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
696 2008-01-23 Anatoly Sokolov <aesok@post.ru>
698 * config/avr/avr.c (avr_current_arch): New variable.
699 (avr_arch_types): Add 'avr31' and 'avr51' entries.
700 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
701 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
702 (avr_override_options): Init 'avr_current_arch'.
703 (base_arch_s): Move from here...
704 * config/avr/avr.h (base_arch_s): ... here. Add new members
705 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
706 'mega' to 'have_jmp_call'.
707 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
708 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
710 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
712 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
713 MULTILIB_MATCHES): (Ditto.).
715 2008-01-23 Richard Guenther <rguenther@suse.de>
718 * cgraphunit.c (cgraph_reset_node): Always mark the node
719 not reachable if it is not queued already.
721 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
723 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
724 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
725 (cputype_selected): New static variable.
726 (bfin_handle_option): Set it if -mcpu is used.
727 (override_option): Select default set of workarounds if no cpu type
728 selected on the command line.
729 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
731 From Michael Frysinger <michael.frysinger@analog.com>
732 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
733 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
735 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
736 for bf547, bf523, bf524, and bf526.
737 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
739 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
740 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
741 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
742 __ADSPBF547__ and __ADSPBF54x__ for bf547.
743 * doc/invoke.texi (Blackfin Options): Document that
744 -mcpu now accept bf547, bf523, bf524, and bf526.
746 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
748 PR rtl-optimization/34628
749 * combine.c (try_combine): Stop and undo after the first combination
750 if an autoincrement side-effect on the first insn has effectively
753 2008-01-22 David Edelsohn <edelsohn@gnu.org>
756 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
757 Offset addresses are not valid for Altivec or paired float modes.
759 2008-01-22 Jakub Jelinek <jakub@redhat.com>
762 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
763 if DECL_INITIAL (decl) is error_mark_node.
766 * c-common.c (handle_vector_size_attribute): Only allow
767 integral, scalar float and fixed point types. Handle OFFSET_TYPE
768 the same way as pointer, array etc. types.
769 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
772 * tree.c (build_type_attribute_qual_variant): Call
773 build_qualified_type if attributes are equal, but quals are not.
775 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
778 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
779 * flags.h (warn_strict_aliasing): Remove.
780 (warn_strict_overflow): Remove.
781 * opts.c (warn_strict_aliasing): Remove.
782 (warn_strict_overflow): Remove.
783 * c-opts.c (c_common_handle_option): -Wall only sets
784 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
785 (c_common_post_options): Give default values to -Wstrict-aliasing
786 and -Wstrict-overflow if they are uninitialized.
787 * common.opt (Wstrict-aliasing): Specify Var and Init.
788 (Wstrict-overflow): Likewise.
790 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
792 PR rtl-optimization/26854
793 PR rtl-optimization/34400
794 PR rtl-optimization/34884
795 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
797 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
798 (df_rd_bb_info.expanded_lr_out): Deleted
799 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
800 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
801 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
802 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
803 Removed code to allocate, initialize or free expanded_lr_out.
804 (df_rd_bb_local_compute_process_def): Restructured to make more
806 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
807 sets if the sets are being trimmed.
809 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
812 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
814 * configure: Regenerated.
816 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
819 * tree-pass.h (pass_build_alias): New pass.
820 * tree-ssa-alias.c (gate_build_alias): New.
821 (pass_build_alias): New.
822 * passes.c (init_optimization_passes): Add pass_build_alias after
823 pass_create_structure_vars.
825 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
827 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
828 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
829 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
830 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
831 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
832 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
833 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
834 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
835 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
836 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
837 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
838 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
839 * config/s390/s390.md (FP_ALL): New mode iterator.
840 (_d): New mode attribute.
841 ("*signbit<mode>2>"): Changed mode of first operand.
842 ("isinf<mode>2"): Changed mode of first operand.
843 ("*TDC_insn"): Adaptation for DFP modes.
845 2008-01-22 Ben Elliston <bje@au.ibm.com>
847 * tree.c (check_qualified_type): Improve function description.
849 2008-01-21 Jason Merrill <jason@redhat.com>
852 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
853 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
856 2008-01-21 DJ Delorie <dj@redhat.com>
858 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
861 2008-01-21 Richard Guenther <rguenther@suse.de>
864 * tree-cfg.c (verify_expr): Allow all invariant expressions
865 instead of just constant class ones as reference argument.
866 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
867 like any other constant.
868 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
870 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
872 * regmove.c (fixup_match_1): Update call crossed frequencies.
874 2008-01-21 Richard Guenther <rguenther@suse.de>
877 * tree-inline.c (setup_one_parameter): Deal with mismatched
878 types using a VIEW_CONVERT_EXPR.
880 2008-01-21 Alon Dayan <alond@il.ibm.com>
881 Olga Golovanevsky <olga@il.ibm.com>
883 PR tree-optimization/34701
884 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
885 when the structure size is not a power of 2.
887 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
889 * doc/install.texi: Add doc for --enable-checking=df.
891 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
893 PR rtl-optimization/34808
894 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
896 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
898 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
901 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
903 PR rtl-optimization/26854
904 PR rtl-optimization/34400
905 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
907 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
908 (df_rd_bb_info.expanded_lr_out): New.
909 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
910 * loop_iv.c (iv_analysis_loop_init): Ditto.
911 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
912 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
913 Added code to allocate, initialize or free expanded_lr_out.
914 (df_rd_bb_local_compute_process_def): Restructured to make
916 (df_rd_confluence_n): Add code to do nothing with fake edges and
917 code to no apply invalidate_by_call sets if the sets are being trimmed.
918 (df_lr_local_finalize): Renamed to df_lr_finalize.
919 (df_live_local_finalize): Renamed to df_live_finalize.
921 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
924 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
925 deciding whether to use reciprocal instructions.
927 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
929 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
930 dwarf2out_note_section_used if cold_text_section is NULL.
932 2008-01-19 Jakub Jelinek <jakub@redhat.com>
934 PR gcov-profile/34610
935 * tree-cfg.c (make_edges): Mark both outgoing edges from
936 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
937 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
938 from OMP_FOR and OMP_CONTINUE outgoing edges.
940 * tree-profile.c (tree_profiling): Return early if
941 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
943 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
944 from cfun to child_cfun.
945 * function.h (struct function): Add after_tree_profile bit.
947 2008-01-19 Anatoly Sokolov <aesok@post.ru>
949 * config/avr/avr.S (_exit): Disable interrupt.
951 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
952 Steven Bosscher <stevenb.gcc@gmail.com>
954 PR rtl-optimization/26854
955 PR rtl-optimization/34400
956 * df-problems.c (df_live_scratch): New scratch bitmap.
957 (df_live_alloc): Allocate df_live_scratch when doing df_live.
958 (df_live_reset): Clear the proper bitmaps.
959 (df_live_bb_local_compute): Only process the artificial defs once
960 since the order is not important.
961 (df_live_init): Init the df_live sets only with the variables
963 (df_live_transfer_function): Use the df_lr sets to prune the
964 df_live sets as they are being computed.
965 (df_live_free): Free df_live_scratch.
967 2008-01-18 Ian Lance Taylor <iant@google.com>
969 * common.opt: Add fmerge-debug-strings.
970 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
971 flag_merge_debug_strings rather than flag_merge_constants.
972 * doc/invoke.texi (Option Summary): Mention
973 -fmerge-debug-strings.
974 (Debugging Options): Document -fmerge-debug-strings.
976 2008-01-18 Ian Lance Taylor <iant@google.com>
979 * tree.h (DECL_IS_OPERATOR_NEW): Define.
980 (struct tree_function_decl): Add new field operator_new_flag.
981 * tree-inline.c (expand_call_inline): When inlining a call to
982 operator new, force the return value to go into a variable, and
983 set DECL_NO_TBAA_P on that variable.
984 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
986 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
989 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
990 DWARF2_DEBUGGING_INFO.
991 (dwarf2out_note_section_used): Ditto. Add prototype.
992 (have_multiple_function_sections, text_section_used,
993 cold_text_section_used, *cold_text_sections): Move declarations
996 2008-01-17 Bob Wilson <bob.wilson@acm.org>
998 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
999 field and add signal_ra.
1000 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1001 assignments to frame state pc. Move end of stack check after
1002 MD_FALLBACK_FRAME_STATE_FOR.
1003 (uw_update_context_1): Use frame state signal_regs if set, instead
1004 of checking signal_frame flag.
1005 (uw_update_context): Use frame state signal_ra if set.
1006 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1007 * config/xtensa/linux-unwind.h: New file.
1009 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1011 * modulo-sched.c (get_sched_window): Fix comment typo.
1013 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1015 PR tree-optimization/34648
1016 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1018 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1020 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1021 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1023 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1025 PR rtl-optimization/34400
1026 * df-core.c (df_worklist_dataflow_overeager,
1027 df_worklist_dataflow_doublequeue): New functions.
1028 (df_worklist_dataflow): Two different worklist solvers.
1029 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1032 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1035 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1036 and ftree-parallelize-loops.
1038 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1040 PR rtl-optimization/34826
1041 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1043 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1045 * global.c (find_reg): Mark the eh regs as used if necessary.
1046 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1047 * ra.h (struct allocno): no_eh_reg field added. Changed
1048 no_stack_reg type to bitfield.
1050 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1052 * tree.c (substitute_in_expr): Add missing 'break'.
1054 2008-01-17 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/34825
1057 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1058 x / x as division to handle.
1060 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1062 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1063 "-pthread" is specified.
1064 * pa-hpux11.h (LIB_SPEC): Likewise.
1066 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1067 Peter Bergner <bergner@vnet.ibm.com>
1069 PR rtl-optimization/33796
1070 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1072 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1074 PR libgfortran/34699
1075 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1077 * pa-hpux10.h (LINK_SPEC): Likewise.
1078 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1080 2008-01-16 Richard Guenther <rguenther@suse.de>
1083 * fold-const.c (fold_convert_const_int_from_int): Do not
1084 set overflow if that occured only because of a sign extension
1085 change when converting from/to a sizetype with the same
1086 precision and signedness.
1088 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1091 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1092 location address to the correct place. Update copyright year.
1094 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1096 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1097 no dependences in the dependence_relations vector.
1099 2008-01-16 Jan Hubicka <jh@suse.cz>
1101 PR rtl-optimization/31396
1102 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1103 * cfg.c (dump_reg_info): Print it.
1104 * regs.h (struct reg_info_t): add freq_calls_crossed.
1105 (REG_FREQ_CALLS_CROSSED): New macro.
1106 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1107 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1108 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1109 regmove_optimize): Update call crossed frequencies.
1110 * local-alloc.c (struct qty): Add freq_calls_crossed.
1111 (alloc_qty): Copute freq_calls_crossed.
1112 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1113 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1114 * ra.h (struct allocno): Add freq_calls_crossed.
1116 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1118 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1119 libgomp when compiling with ftree-parallelize-loops.
1120 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1122 2008-01-16 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/34769
1125 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1126 * tree.c (int_cst_value): Instead make this function more
1127 permissive in what it accepts as valid input. Document this
1128 function always sign-extends the value.
1130 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1131 Richard Guenther <rguenther@suse.de>
1134 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1135 (gimple_fold_indirect_ref_rhs): ... this.
1136 (gimple_fold_indirect_ref): New function with foldings
1137 that preserve lvalueness.
1138 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1139 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1140 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1141 to fold an INDIRECT_REF, fall back to the old use of
1142 fold_indirect_ref_1.
1144 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1146 * tree-data-ref.c (subscript_dependence_tester_1): Call
1147 free_conflict_function.
1148 (compute_self_dependence): Same.
1150 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1153 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1154 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1156 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1157 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1158 for DWARF2_UNWIND_INFO targets.
1160 2008-01-16 Richard Guenther <rguenther@suse.de>
1163 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1164 type qualifiers for function types.
1166 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1168 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1169 loop_iterator li from previous commit.
1171 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1173 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1175 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1177 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1178 (parallelize_loops): Don't parallelize irreducible components.
1180 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1183 * c-opts (c_common_post_options): Do not enable CPP
1184 flag_pedantic_errors by default.
1186 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1188 PR rtl-optimization/31944
1189 * cse.c (remove_pseudo_from_table): New function.
1190 (merge_equiv_classes): Use above function to remove pseudo-registers.
1191 (invalidate): Likewise.
1193 2008-01-13 Richard Guenther <rguenther@suse.de>
1196 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1197 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1199 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1201 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1202 validate_change to unshare the source of the PC set.
1204 2008-01-12 Jan Hubicka <jh@suse.cz>
1207 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1208 references above array bounds. This might trigger bounds checks for
1211 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1213 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1214 new_replaceable_dependencies.
1216 2008-01-12 Doug Kwan <dougkwan@google.com>
1218 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1219 instead of OPT_Wreturn_type in warning due to ignored return type
1221 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1222 options included in -Wextra.
1223 * c.opt: New option -Wignored_qualifiers.
1224 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1225 -Wignore_qualifiers.
1226 (-Wignored-qualifiers): Document.
1227 (-Wreturn-type): Remove description of functionality now handled
1228 by -Wignored-qualifiers.
1230 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1233 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1234 NOP_EXPR if it is between integral types with the same precision.
1236 2008-01-12 Jan Hubicka <jh@suse.cz>
1239 * invoke.texi (max-inline-recursive-depth): Fix default value.
1241 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1243 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1246 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1248 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1250 2008-01-11 James E. Wilson <wilson@specifix.com>
1253 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1255 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1257 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1258 save/restore frame pointer register and don't use 'call-prologues'
1259 optimization in function with "OS_task" attribute.
1261 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1264 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1265 when copying to memory.
1267 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1269 PR rtl-optimization/30905
1270 * cfgcleanup.c: Include dce.h
1271 (crossjumps_occured): New global variable.
1272 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1273 If something changed, set crossjumps_occured to true.
1274 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1275 Don't add/remove fake edges to exit here...
1276 (cleanup_cfg): ...but do it here, when crossjumping.
1277 Run a fast DCE when successful crossjumps occured in the latest
1278 iteration of try_optimize_cfg.
1280 2008-01-11 Richard Guenther <rguenther@suse.de>
1282 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1283 (struct vn_unary_op_s): Likewise.
1284 (vn_reference_insert): Free old reference on hash collision.
1286 2008-01-10 Raksit Ashok <raksit@google.com>
1288 PR rtl-optimization/27971
1289 * combine.c (find_split_point): Split PLUS expressions which are
1290 inside a MEM rtx, and whose first operand is complex.
1292 2008-01-10 DJ Delorie <dj@redhat.com>
1294 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1295 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1296 (m32c_hard_regno_ok): Call the underlying function.
1298 2008-01-10 Richard Guenther <rguenther@suse.de>
1301 * tree-cfg.c (tree_merge_blocks): Do not go through the
1302 full-blown folding and stmt updating path if we just deal
1303 with virtual operands.
1304 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1305 test for abnormal SSA_NAMEs.
1307 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * reload.c (push_reload): Add assertions. All constants from
1311 reg_equiv_constant should have been used for replacing the respective
1313 (find_reloads_address): Invoke find_reloads_address_part for
1314 constant taken from the reg_equiv_constant array.
1316 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
1318 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1319 field (valnum) the first in the struct. Replace bools with
1322 2008-01-10 Richard Guenther <rguenther@suse.de>
1324 PR tree-optimization/34651
1325 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
1326 types and ordering for masking and converting.
1328 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
1330 PR tree-optimization/34017
1331 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1332 also for PHI_NODE expressions.
1334 2008-01-09 Jan Hubicka <jh@suse.cz>
1336 PR tree-optimization/34708
1337 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1338 based on number of case labels.
1339 (init_inline_once): Remove switch_cost.
1340 * tree-inline.h (eni_weights_d): Remove switch_cost.
1342 2008-01-09 Richard Guenther <rguenther@suse.de>
1343 Andrew Pinski <andrew_pinski@playstation.sony.com>
1346 * gimplify.c (gimplify_cond_expr): Do not create an addressable
1347 temporary if an rvalue is ok or an lvalue is not required.
1349 2008-01-09 Richard Guenther <rguenther@suse.de>
1352 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1355 2008-01-09 Richard Guenther <rguenther@suse.de>
1358 * tree.c (host_integerp): Check for sizetype only if the
1359 type is an integer type.
1361 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
1364 * opts.c (decode_options): Disable inlining of functions called
1365 once if not in unit-at-a-time mode.
1367 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
1369 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1371 2008-01-08 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1375 out early if the result will be unused.
1377 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1382 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1383 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1386 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
1388 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1389 for vectorization tuned.
1391 2008-01-08 Richard Guenther <rguenther@suse.de>
1393 PR tree-optimization/34683
1394 * tree-ssa-operands.c (operand_build_cmp): Export.
1395 * tree-ssa-operands.h (operand_build_cmp): Declare.
1396 * tree-vn.c (vuses_compare): Remove.
1397 (sort_vuses): Use operand_build_cmp.
1398 (sort_vuses_heap): Likewise.
1399 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1400 to re-use old VEC if available. Do not sort already sorted VUSEs.
1401 (vdefs_to_vec): Do not sort already sorted VDEFs.
1403 2008-01-08 Jakub Jelinek <jakub@redhat.com>
1406 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1408 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
1411 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1412 limitations of reciprocal sequences on x86 targets.
1414 2008-01-08 Richard Guenther <rguenther@suse.de>
1416 PR tree-optimization/34683
1417 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1419 2008-01-07 Jakub Jelinek <jakub@redhat.com>
1422 * config/darwin.c (darwin_mergeable_string_section): Don't use
1423 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1425 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1429 negxf2. Macroize expander using X87MODEF mode iterator. Change
1430 predicates of op0 and op1 to register_operand.
1431 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
1432 expander using X87MODEF mode iterator. Change predicates of
1433 op0 and op1 to register_operand.
1434 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1435 corresponding patterns and macroize using MODEF macro. Change
1436 predicates of op0 and op1 to register_operand and remove
1437 "m" constraint. Disparage "r" alternative with "!".
1438 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1439 macroize using X87MODEF macro. Change predicates of op0 and op1
1440 to register_operand and remove "m" constraint. Disparage "r"
1441 alternative with "!".
1442 (absneg splitter with memory operands): Remove.
1443 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1444 patterns and macroize using X87MODEF mode iterator.
1445 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1446 Change predicate of op1 to register_operand.
1447 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1448 for memory operands.
1450 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
1452 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1454 2008-01-07 Richard Guenther <rguenther@suse.de>
1456 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1459 2008-01-07 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/34683
1462 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1463 VOPs of the needed size to save memory. Use VEC_quick_push
1464 to save compile-time.
1465 (vdefs_to_vec): Likewise.
1467 2008-01-07 Sa Liu <saliu@de.ibm.com>
1469 * config/spu/spu.md (divdf3): Genetate inline code for double
1470 division. The implementation doesn't handle INF or NAN, therefore it
1471 only applies when -ffinite-math-only is given.
1473 2008-01-06 Paolo Carlini <pcarlini@suse.de>
1476 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1477 * doc/cpp.texi ([Common Predefined Macros]): Document.
1479 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1482 order to use commutative addition instead of subtraction.
1484 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1485 Mircea Namolaru <namolaru@il.ibm.com>
1486 Vladimir Yanovsky <yanov@il.ibm.com>
1487 Revital Eres <eres@il.ibm.com>
1489 PR tree-optimization/34263
1490 * tree-outof-ssa.c (process_single_block_loop_latch,
1491 contains_tree_r): New functions.
1492 (analyze_edges_for_bb): Call process_single_block_loop_latch
1493 function to empty single-basic-block latch block if possible.
1495 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1499 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1501 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1503 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1505 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
1507 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1509 2008-01-05 Jakub Jelinek <jakub@redhat.com>
1511 PR tree-optimization/34618
1512 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1515 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1519 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
1520 Update copyright year.
1522 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1523 Update copyright year.
1524 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1527 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
1529 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1530 edge does not point to current bb before changing need_assert.
1532 2008-01-04 Richard Guenther <rguenther@suse.de>
1535 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1536 for verifying purposes if they are is_gimple_min_invariant.
1538 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
1540 PR tree-optimization/34448
1541 PR tree-optimization/34465
1542 * gimplify.c (gimplify_init_constructor): Add new parameter
1543 notify_temp_creation. Use it.
1544 (gimplify_modify_expr_rhs): Take volatiles into account when
1545 optimizing constructors.
1546 Do not optimize constructors if gimplify_init_constructor will dump to
1548 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1549 * gcc.c-torture/compile/pr34448.c: New.
1551 2008-01-04 Jakub Jelinek <jakub@redhat.com>
1553 PR gcov-profile/34609
1554 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1555 return_slot if result is TREE_ADDRESSABLE.
1557 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
1559 * config/mips/mips.md (sqrt_condition): Tweak comment.
1560 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
1562 2008-01-03 Tom Tromey <tromey@redhat.com>
1565 * c-common.c (c_type_hash): Handle VLAs.
1567 2008-01-03 Jan Hubicka <jh@suse.cz>
1569 PR tree-optimization/31081
1570 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1571 0 when inlining and not inlining to first basic block.
1572 (remap_decl): When var is initialized to 0, don't set default_def.
1573 (expand_call_inline): Set entry_bb.
1574 * tree-inline.h (copy_body_data): Add entry_bb.
1576 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1579 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1582 PR tree-optimization/29484
1583 * tree-inline.c (inline_forbidden_p_2): New function.
1584 (inline_forbidden_p): Disallow inlining if some static var
1585 has an address of a local LABEL_DECL in its initializer.
1586 * doc/extend.texi (Labels as Values): Document &&foo behaviour
1589 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
1591 PR tree-optimization/34635
1592 * tree-data-ref.c (add_other_self_distances): Make sure that the
1593 evolution step is constant.
1595 2008-01-03 Jakub Jelinek <jakub@redhat.com>
1598 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1600 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
1602 * tree-sra.c (scalarize_init): Insert the generate_element_init
1603 statements after the generate_element_zero statements.
1605 2008-01-02 Richard Guenther <rguenther@suse.de>
1609 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1610 for very large number of operands instead of ICEing.
1612 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
1615 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1616 while stack probing.
1618 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
1620 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1623 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
1626 * tree-mudflap.c (mx_register_decls): Guard warning by
1627 !DECL_ARTIFICIAL check.
1629 2008-01-01 Jakub Jelinek <jakub@redhat.com>
1631 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1632 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1633 sse5_perm<mode>): Fix constraints.