1 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5 (get_reg_use_in): New function.
6 (forward_propagate_subreg): Propagate through subreg of zero_extend
9 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
14 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16 * configure.ac: Remove --with-datarootdir, --with-docdir,
17 --with-htmldir switches. No need to call AC_SUBST for
18 datarootdir, docdir, htmldir any more.
19 * configure: Regenerate.
20 * doc/install.texi (Configuration): Document --datarootdir,
21 --docdir, --htmldir, --pdfdir; update documentation for
23 (Prerequisites): Bump Autoconf version to 2.64, Automake to
26 * aclocal.m4: Regenerate.
27 * config.in: Regenerate.
28 * configure: Regenerate.
30 2009-08-21 Douglas B Rupp <rupp@gnat.com>
31 Olivier Hainque <hainque@adacore.com>
33 * config/ia64/ia64.c: Include libfuncs.h.
34 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
35 (ia64_expand_call): Use reg 25 on VMS.
36 (ia64_initialize_trampoline): Fix for VMS ABI.
37 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
38 (ia64_function_arg): Initialize reg 25 on VMS.
39 Fix OpenVMS ABI issues for varargs.
40 For OpenVMS, emit the Argument Information register set in the
41 incoming/sibcall case as well.
42 (ia64_arg_type): New function.
43 (ia64_function_arg_advance): Keep track of cum->words.
44 Fix OpenVMS ABI issues for varargs.
45 (ia64_function_value): On VMS, promote mode of non-aggregate types.
46 (ia64_override_options): Set flag_no_common on VMS.
47 (ia64_init_builtins): Disable FWRITE builtin.
48 (ia64_asm_output_external): Call DO_CRTL_NAMES.
49 (ia64_vms_init_libfuncs): Add decc$ routines.
50 (ia64_vms_valid_pointer_mode): New function.
51 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
52 (ia64_promote_function_mode): New function
53 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
54 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
55 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
56 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
57 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
58 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
59 Suppress trailing '#' if VALUE is numeric.
60 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
61 ia64_promote_function_mode.
62 (TARGET_VALID_POINTER_MODE): Define.
64 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
67 * config/rs6000/rs6000.c (rs6000_override_options): Use
68 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of
72 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
73 reporting of vector + decimal/boolean/complex error.
75 2009-08-21 Jakub Jelinek <jakub@redhat.com>
77 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
78 __vector double TYPE_DECL.
80 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
82 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
83 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
84 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
85 to pointer to enum machine_mode. Update all callers as needed.
87 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
89 * config/alpha/alpha.md (exception_receiver): Emit alternative
90 GP load sequence if flag_reorder_blocks_and_partition is set.
91 (*exception_receiver_2): Also enable when
92 flag_reorder_blocks_and_partition is set.
94 2009-08-20 Matt Rice <ratmice@gmail.com>
95 Diego Novillo <dnovillo@google.com>
97 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
100 2009-08-20 Richard Guenther <rguenther@suse.de>
102 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
104 * c-tree.h (c_dup_lang_specific_decl): Remove.
105 (struct lang_decl, struct lang_type): Move definitions ...
106 * c-lang.h: ... here. New file.
107 * c-decl.c: Include c-lang.h.
108 (c_dup_lang_specific_decl): Remove.
109 * c-typeck.c: Include c-lang.h.
110 * Makefile.in (c-decl.o): Add c-lang.h dependency.
111 (c-typeck.o): Likewise.
112 * c-config-lang.in (gtfiles): Add c-lang.h.
113 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
116 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
118 * config/alpha/alpha.c (alpha_end_function): Do not clear
119 crtl->emit structure and free insn locators if cfun->is_thunk is true,
120 this is now handled in generic code.
122 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
124 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
125 (s390_z10_fix_long_loop_prediction): New function.
126 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
127 (s390_reorg): Walk over the INSNs and invoke
128 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
130 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
132 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
133 "*brx_64bit", "*brx_31bit"): New patterns.
134 * config/s390/s390.c ('E'): New output modifier.
136 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
137 Richard Earnshaw <richard.earnshaw@arm.com>
139 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
140 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
142 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
144 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
146 * pa.c (emit_move_sequence): Check if address of operand1 is valid
147 for mode mode of operand0 when doing secondary reload for SAR.
149 2009-08-19 Jakub Jelinek <jakub@redhat.com>
152 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
153 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
155 2009-08-19 Jason Merrill <jason@redhat.com>
157 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
158 supported template depth in C++0x.
160 2009-08-19 Jakub Jelinek <jakub@redhat.com>
162 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
163 free_after_compilation.
164 * config/score/score7.c (score7_output_mi_thunk): Likewise.
165 * config/score/score3.c (score3_output_mi_thunk): Likewise.
166 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
167 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
168 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
169 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
170 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
172 2009-08-19 Ian Lance Taylor <iant@google.com>
174 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
175 of (plus (mult (neg B) C) A).
177 2009-08-18 Michael Matz <matz@suse.de>
179 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
180 instead of comparing TYPE_MAIN_VARIANT for equality.
181 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
182 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
183 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
184 * gimplify.c (goa_lhs_expr_p): Ditto and use
185 STRIP_USELESS_TYPE_CONVERSION.
187 2009-08-18 Michael Matz <matz@suse.de>
189 * tree-ssa-structalias.c (create_variable_info_for): Also mark
190 first field in a struct.
191 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
193 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
195 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
196 locators before emit_insn is called. Remove assert that
198 (alpha_end_function): Clear crtl->emit structure and free insn
199 locators if cfun->is_thunk is true.
201 2009-08-18 Jason Merrill <jason@redhat.com>
203 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
205 * configure.ac: Test for it.
206 * configure, config.in: Regenerate.
207 * doc/install.texi: Document --enable-gnu-unique-object.
209 2009-08-18 Richard Guenther <rguenther@suse.de>
212 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
213 pow(x,y*z) only if x is nonnegative.
215 2009-08-18 Jakub Jelinek <jakub@redhat.com>
217 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
221 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
222 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
224 2009-08-17 DJ Delorie <dj@redhat.com>
226 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
227 * config/m32c/prologue.md (epilogue_freit): New.
229 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
230 (bank_switch_p): Likewise.
231 (fast_interrupt_p): Likewise.
232 (interrupt_p): Likewise.
233 (m32c_conditional_register_usage): Round memregs size up.
234 (need_to_save): We only need to save $a0 when we use ENTER.
235 (interrupt_p): Check for fast_interrupt too.
236 (bank_switch_p): New.
237 (fast_interrupt_p): New.
238 (m32c_attribute_table): Add bank_switch and fast_interrupt.
239 (m32c_emit_prolog): Support bank switching and fast interrupts.
240 * doc/extend.texi (Function Attributes): Add bank_switch and
243 2009-08-17 Douglas B Rupp <rupp@gnat.com>
245 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
246 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
248 2009-08-16 Douglas B Rupp <rupp@gnat.com>
250 * doc/invoke.texi (Target options):
251 Add new option list for IA-64/VMS.
252 (menu): Add IA-64/VMS Options.
253 (IA-64/VMS Options): Likewise.
255 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
258 * config/mips/mips.md (*lwxs): Use :P for pointer values.
260 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
262 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
263 (mips_pop_asm_switch): Likewise.
264 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
266 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
267 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
268 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
269 (mips_print_operand_punctuation): Use them. Check mips_noreorder
270 instead of set_noreorder.
271 (mips_output_function_prologue): Use the new functions.
272 (mips_output_function_epilogue): Likewise.
273 (mips_need_noat_wrapper_p): New function, split out from...
274 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
275 Use mips_push_asm_switch and mips_pop_asm_switch.
276 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
277 and mips_pop_asm_switch.
278 (ASM_OUTPUT_REG_POP): Likewise.
279 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
280 Use mips_pop_asm_switch.
281 (mips_asm_switch): New structure.
282 (set_noreorder, set_nomacro): Replace with...
283 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
284 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
285 instead of set_nomacro.
286 (fix_truncsfsi2_macro): Likewise.
287 (cprestore): Likewise.
288 (hazard): Use mips_noreorder instead of set_noreorder.
289 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
291 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
293 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
294 from prev_active_insn.
296 2009-08-16 Anatoly Sokolov <aesok@post.ru>
298 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
299 * config/avr/avr.c (avr_override_options): Initialize
300 avr_current_arch variable.
301 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
302 __AVR_HAVE_16BIT_SP__ according to the device type.
303 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
305 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
306 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
308 2009-08-16 Dodji Seketeli <dodji@redhat.com>
311 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
312 generating inlined subroutine die only. We shouldn't be
313 called for anything else.
314 (gen_block_die): Don't generate inline subroutine debug info for
317 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
319 * graphite-poly.c (print_pbb): Print PBB index.
321 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
324 * graphite-interchange.c (ppl_max_for_le): Moved...
325 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
326 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
327 ppl_Pointset_Powerset_C_Polyhedron_maximize.
328 * graphite-ppl.h (ppl_max_for_le): Declared.
330 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
332 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
333 supported on all platforms.
334 * target.h (struct gcc_target): Remove
335 handle_pragma_redefine_extname.
336 * c-cppbuiltin.c: Remove use of
337 targetm.handle_pragma_redefine_extname.
338 * c-pragma.c: Likewise.
339 * target-def.h (TARGET_INITIALIZER): Remove
340 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
341 * config/sol2.h: Remove use of
342 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
344 2009-08-14 Douglas B Rupp <rupp@gnat.com>
346 * config/ia64/fde-vms.c: New file.
347 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
348 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
349 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
350 (uw_frame_state_for): Only register a personality routine if it is
351 known to be compatible with our expectations.
352 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
353 Declare unw_table_entry stack variable and
354 mod all calls to _Unwind_FindTableEntry to add arg.
355 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
356 (_Unwind_FindTableEntry): Add arg to prototype.
358 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
360 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
361 field 'signal_pfs_loc'.
362 (uw_frame_state_for): Remove duplicate code dealing with leaf
363 procedures without unwind info.
364 If in the frame after unwinding through a signal handler, restore
365 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
366 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
367 'pfs_loc' to the AR.PFS location in the signal context; instead
368 set 'signal_pfs_loc'.
369 Manually generate the unwind info for the AR.PFS register.
370 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
371 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
372 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
373 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
374 instead set 'signal_pfs_loc'.
375 Remove code preventing the AR.PFS register from being restored
376 from the signal context.
378 2009-08-14 Douglas B Rupp <rupp@gnat.com>
379 Tristan Gingold <gingold@adacore.com>
381 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
382 * config/ia64/t-vms: New file.
383 * config/ia64/vms64.h: New file.
384 * config/ia64/vms.h: New file.
385 * config/ia64/vms-crtinit.asm: New file.
386 * config/ia64/vms_symvec_libgcc_s.opt: New file.
387 * config/ia64/vms-unwind.h: New file.
389 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
391 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
394 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
397 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
398 version. Move declaration...
399 * real.h (do_mpc_arg2): ... here.
400 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
403 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
405 * final.c (add_debug_prefix_map): Don't use GC memory for
406 old_prefix and new_prefix.
408 2009-08-14 Richard Guenther <rguenther@suse.de>
410 * ipa-prop.c (compute_complex_pass_through): If we cannot
411 compute a non-varying offset for IPA_JF_ANCESTOR punt.
413 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
415 * c-lex.c (c_lex_with_flags): Increase size of local variable
416 to avoid memory clobber.
418 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
421 * config/i386/i386.c (ix86_fp_comparison_strategy):
422 Only enable/disable sahf at function granularity.
424 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
426 PR rtl-optimization/41064
427 * reload1.c (reload_as_needed): Don't call extract_insn
428 for known invalid replacements after calling
429 validate_replace_rtx_group and verify_changes.
431 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
435 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
436 ix86_expand_fp_vcond.
437 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
438 Assert that operation is supported by ix86_expand_int_vcond.
439 (vcondu<SSEMODE124C8:mode>): Ditto.
441 2009-08-13 DJ Delorie <dj@redhat.com>
443 * config/i386/djgpp-stdint.h: New.
444 * config.gcc (djgpp): Use it.
446 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
448 * config/sh/sh.c (sh_override_options): When flag_exceptions or
449 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
451 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
453 * tree-ssa-loop-prefetch.c
454 (prune_ref_by_group_reuse): Enhance probabilistic analysis
455 for long-stride pruning.
456 (compute_miss_rate): New function to compute the probability
457 that two memory references access different cache lines.
459 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
461 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
463 2009-08-13 Richard Guenther <rguenther@suse.de>
466 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
467 use the constant pointer type.
468 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
469 of CV qualifiers on the target pointer type.
470 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
471 conversion check before restrict check.
473 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
476 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
478 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
480 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
482 2009-08-12 Richard Guenther <rguenther@suse.de>
484 PR tree-optimization/41011
485 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
486 and reference constructing.
488 2009-08-12 Xinliang David Li <davidxl@google.com>
490 PR tree-optimization/41012
491 * tree-flow.h : New external interface.
492 * gimple-low.c (check_call_arg): Change to public function.
493 Remove argument mismatch check in lowering.
494 * tree-inline.h (tree_can_inline_p): Interface change.
495 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
497 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
498 Call change to tree_can_inline_p function.
499 (cgraph_decide_inlining_incrementally): Ditto.
501 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
503 PR tree-optimization/41031
504 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
505 on the partition variable rather than promote_mode on the source
506 type. Assert that the partition variable's type has the same
507 mode as the source value's.
509 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
511 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
513 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
515 * calls.c (expand_call): Fix typo.
516 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
518 * stmt.c (expand_value_return): Use promote_function_mode to copy out
520 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
521 * config/cris/cris.c (cris_promote_function_mode): Likewise.
522 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
523 * config/pa/pa.c (pa_promote_function_mode): Likewise.
525 2009-08-12 Andrew Haley <aph@redhat.com>
527 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
529 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
532 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
534 2009-08-12 Richard Guenther <rguenther@suse.de>
536 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
537 * gimplify.c (gimplify_modify_expr): Do not use
538 lang_hooks.types_compatible_p.
539 * tree-ssa.c (useless_type_conversion_p): For aggregates
540 just return false if the canonical types differ.
542 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
545 * sese.c (convert_for_phi_arg): New.
546 (add_guard_exit_phis): Use convert_for_phi_arg.
548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
550 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
551 unknown subscript upper bounds.
553 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
554 Pranav Garg <pranav.garg2107@gmail.com>
556 * graphite-interchange.c (gather_access_strides): Removed.
557 (ppl_max_for_le): New.
558 (build_linearized_memory_access): New.
559 (memory_stride_in_loop): New.
560 (pbb_interchange_profitable_p): Reimplemented.
561 * graphite-ppl.h (ppl_new_id_map): New.
562 (ppl_interchange): New.
564 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
566 * graphite-interchange.c (compute_subscript): Removed.
567 (compute_array_size_cstr): Removed.
568 (compute_array_size_poly): Removed.
569 (compute_array_size): Removed.
570 (gather_access_strides_poly): Removed.
571 (gather_access_strides): Empty.
573 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
575 * graphite-dependences.c (dependence_polyhedron_1): Replace
576 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
577 (graphite_legal_transform_dr): Same.
578 (graphite_carried_dependence_level_k): Same.
579 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
580 Initialize PDR_NB_SUBSCRIPTS.
581 (print_pdr_access_layout): Replace pdr_nb_subscripts with
583 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
584 (PDR_NB_SUBSCRIPTS): New.
585 (pdr_nb_subscripts): Removed.
586 (pdr_dim): Simplified.
587 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
588 with PDR_NB_SUBSCRIPTS.
590 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
592 * graphite-interchange.c (compute_array_size): Remove use of
594 * graphite-poly.c (new_poly_dr): Remove argument data_container.
595 Do not initialize PDR_DATA_CONTAINER.
596 (print_pdr): Do not print PDR_DATA_CONTAINER.
597 * graphite-poly.h (struct poly_dr): Remove data_container field.
598 (PDR_DATA_CONTAINER): Removed.
599 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
601 (build_poly_dr): Same.
603 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
604 Sebastian Pop <sebastian.pop@amd.com>
606 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
607 copy of the dependence polyhedron. Free the temporary objects.
608 (graphite_carried_dependence_level_k): Free unused objects before
611 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
612 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
613 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
614 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
615 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
617 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
619 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
620 Early return without analyzing the data dependences if no
621 transform has been done. Call restore_scattering if the transform
623 (graphite-interchange.c): Same.
624 * graphite-poly.c (print_scattering_function): Test for
626 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
627 (apply_poly_transforms): Do not gcc_assert that
628 the transform is legal.
629 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
630 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
631 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
632 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
633 * graphite-poly.h (struct poly_scattering): New.
634 (struct poly_bb): Add original, transformed, and saved fields.
635 Remove transformed_scattering, original_scattering,
636 nb_local_variables and nb_scattering_transform fields.
637 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
638 (poly_scattering_new): New.
639 (poly_scattering_free): New.
640 (poly_scattering_copy): New.
641 (store_scattering_pbb): New.
642 (store_scattering): New.
643 (restore_scattering_pbb): New.
644 (restore_scattering): New.
645 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
646 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
648 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
650 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
653 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
655 * Makefile.in (graphite.o): Depends on PREDICT_H.
656 * graphite.c: Include predict.h.
657 (graphite_finalize): Call tree_estimate_probability.
658 * predict.c (predict_loops): Do not call scev_initialize and
660 (tree_estimate_probability_bb): New.
661 (tree_estimate_probability): Do not initialize loops: move that
662 code to the driver. Call tree_estimate_probability_bb.
663 (tree_estimate_probability_driver): New.
664 (pass_profile): Use tree_estimate_probability_driver.
665 * predict.h (tree_estimate_probability): Declared.
667 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
669 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
670 * graphite-dependences.c (graphite_legal_transform): Add time to
671 TV_GRAPHITE_DATA_DEPS.
672 (dependency_between_pbbs_p): Same.
673 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
675 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
677 PR rtl-optimization/41033
678 * alias.c (nonoverlapping_component_refs_p): Punt when strict
679 aliasing is disabled.
681 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
683 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
684 si_mask_operand, and_load_operand, low_bitmask_operand,
685 and_reg_operand, and_operand): New predicates.
686 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
687 * config/mips/mips.c (and_operands_ok): New function.
688 * config/mips/mips-protos.h (and_operands_ok): Declare it.
689 * config/mips/mips.md (move_type): Add ext_ins and logical.
691 (and<mode>3): Use and_reg_operand as the second operand's predicate.
692 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
693 shift_shift. Remove commutative constraint modifier.
694 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
696 (*clear_upper32_dext): Remove define_insn_and_split.
697 (*clear_upper32): Turn this define_insn_and_split ...
698 (splitter for ANDing register with 0xffff_ffff): .. into this.
700 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
702 * combine.c (try_widen_shift_mode): Factor out code to check if an
703 integer constant is a low-order bitmask from here ...
704 * rtlanal.c (low_bitmask_len): ... to here.
705 * rtl.h (low_bitmask_len): Declare.
707 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
710 * config/alpha/alpha.md (addsi3): Remove expander.
711 (addsi3): Rename from *addsi3_internal insn pattern.
712 (subsi3): Remove expander.
713 (subsi3): Rename from *subsi3_internal insn pattern.
715 2009-08-11 Douglas B Rupp <rupp@gnat.com>
717 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
720 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
721 Eric Botcazou <botcazou@adacore.com>
722 Douglas B Rupp <rupp@gnat.com>
724 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
725 that records that fit in 64 bits are returned by immediate value,
726 as required by OpenVMS Calling Standard.
727 (function_value): Adjust for above modification.
728 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
729 virtual_incoming_args_rtx as base object, not next_arg.
730 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
732 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
734 * reload.c (find_reloads_subreg_address): Check the original
735 req_equiv_mem address to detect the case where an address is
736 not valid in the outer mode.
738 2009-08-11 Richard Guenther <rguenther@suse.de>
741 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
743 2009-08-10 Douglas B Rupp <rupp@gnat.com>
745 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
746 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
748 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
749 Douglas B Rupp <rupp@gnat.com>
751 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
752 PT_STACK when frame_pointer_needed on OpenVMS.
753 (alpha_pv_save_size, alpha_using_fp): Remove.
754 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
755 with proper processing for PT_NULL.
756 (alpha_vms_initial_elimination_offset): New function. Support for
757 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
758 (alpha_sa_size): Force procedure type to PT_STACK when
759 frame_pointer_needed on OpenVMS.
760 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
761 (alpha_using_fp): Likewise.
762 (alpha_vms_can_eliminate): Add prototype.
763 (alpha_vms_initial_elimination_offset): Likewise.
764 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
765 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
767 2009-08-10 Eric Botcazou <botcazou@adacore.com>
768 Douglas B Rupp <rupp@gnat.com>
770 * config/alpha/alpha.c (common_object_handler): New function.
771 (vms_attribute_table): Declare a single attribute "common_object".
772 (vms_output_aligned_decl_common): New global function.
773 (SECTION_VMS_OVERLAY): Delete.
774 (SECTION_VMS_GLOBAL): Likewise.
775 (SECTION_VMS_INITIALIZE): Likewise.
776 (vms_asm_named_section): Remove support for above flags.
777 (vms_section_type_flags): Delete.
778 (TARGET_SECTION_TYPE_FLAGS): Likewise.
779 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
780 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
781 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
783 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
786 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
787 (sub_ddmmss): Likewise.
789 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
792 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
795 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
798 * reload1.c (reload_as_needed): Use cancel_changes to completely
799 undo a failed replacement attempt.
801 2009-08-10 Richard Guenther <rguenther@suse.de>
804 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
805 (useless_type_conversion_p): ... here. Require pointer targets
808 2009-08-10 Dodji Seketeli <dodji@redhat.com>
811 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
812 loose the original type of the statement list.
814 2009-08-09 Douglas B Rupp <rupp@gnat.com>
816 * config/alpha/alpha.c: Include libfuncs.h
817 (avms_asm_output_extern): New function.
818 (alpha_init_libfuncs): Init some decc libfuncs.
819 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
820 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
821 (DO_CRTL_NAMES): Define.
823 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
824 (LONG_TYPE_SIZE): Define.
825 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
826 (SUBTARGET_SWITCHES): Define malloc64 switch.
827 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
828 (MASK_RETURN_ADDR): Define.
829 doc/invoke.texi (mmalloc64): Document switch.
831 2009-08-09 Olivier Hainque <hainque@adacore.com>
832 Douglas B Rupp <rupp@gnat.com>
834 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
835 uses_condition_handler.
836 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
837 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
838 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
839 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
840 (code_for_builtin): New insn codes for the new alpha_builtins.
841 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
842 (alpha_sa_size): Account for uses_condition_handler.
843 (alpha_expand_prologue): Likewise.
844 (alpha_start_function): Likewise.
845 (alpha_expand_epilogue): Likewise.
846 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
847 establish/revert expanders.
848 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
849 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
850 New expander, resorting to the alpha.c associated function.
851 (builtin_revert_vms_condition_handler): Likewise.
852 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
853 __gcc_shell_handler, the static VMS condition handler used as
854 an indirection wrapper to the current dynamically established
856 * config/alpha/vms-unwind.h: Complete rewrite.
857 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
858 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
860 2009-08-09 Eric Botcazou <botcazou@adacore.com>
861 Douglas B Rupp <rupp@gnat.com>
863 * config/alpha/alpha.c (alpha_links): Add 'target' field.
864 (alpha_need_linkage): Handle aliases. Return function symbol.
865 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
866 Use ultimate alias target for the linkage name.
867 * config/alpha/alpha.md (movmemdi): Use the symbol returned
868 by alpha_need_linkage for the function symbol.
869 (setmemdi): Likewise.
871 2009-08-09 Douglas B Rupp <rupp@gnat.com>
873 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
874 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
875 (ASM_WEAKEN_LABEL): Define.
876 (CRT_CALL_STATIC_FUNCTION): Define.
877 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
878 (ENDFILE_SPEC): Define.
879 (INIT_SECTION_ASM_OP): Define.
880 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
881 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
883 (MULTILIB_OSDIRNAMES): Define.
884 (shlib_version): Define.
886 (SHLIB_OBJS): Define.
887 (SHLIB_NAME): Define.
888 (SHLIB_MULTILIB): Define.
889 (SHLIB_INSTALL): Define.
890 (SHLIB_SYMVEC): Define.
891 (SHLIB_SYMVECX2): Define.
892 (SHLIB_LINK): Define.
894 2009-08-09 Douglas B Rupp <rupp@gnat.com>
896 * config/alpha/alpha.c (alpha_initialize_trampoline):
897 Initialize VMS trampoline IAW ABI for bounded procedure calls.
898 (alpha_start_function): Emit transfer address on nested functions
899 for VMS trampoline call.
900 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
901 since no longer used.
902 * config/alpha/vms-tramp.asm: Remove.
903 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
904 since now only data initialized at runtime.
906 2009-08-09 Douglas B Rupp <rupp@gnat.com>
908 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
909 (LINK_GCC_C_SEQUENCE_SPEC): Define.
910 (MD_EXEC_PREFIX): Remove, no longer used.
911 (MD_STARTFILE_PREFIX): Likewise.
912 (INCLUDE_DEFAULTS): Likewise.
913 * config/alpha/t-vms:
914 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
916 2009-08-09 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/41016
919 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
920 (operand_precision): Remove.
921 (integral_operand_p): Likewise.
922 (recognize_single_bit_test): Adjust.
924 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
926 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
927 operation overflows. Likewise non-cast unary arithmetic.
928 If one arm of a conditional expression is always taken,
929 inhibit evaluation warnings for the other arm. Likewise inhibit
930 evaluation warnings for the second && or || operand if the first
931 operand is enough to determine the result.
932 * c-typeck.c (build_conditional_expr): Apply the same inhibition
934 (build_binary_op): Prevent duplicate evaluation warnings.
936 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
938 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
939 and destination have different modes, Use promote_mode to
940 determine the signedness of the conversion. Assert that the
941 promoted source mode matches the destination mode. Don't pass
942 the destination and destination mode to expand_expr if the source
943 mode is different. Simplify conversion logic.
945 2009-08-09 Ira Rosen <irar@il.ibm.com>
947 PR tree-optimization/41008
948 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
949 from condition only in case it's a comparison. Adjust checks.
951 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
953 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
954 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
955 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
956 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
957 (dump_cand): Handle them.
958 (struct iv_cand): New members COST_STEP and AINC_USE.
959 (stmt_after_increment): Likewise.
960 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
961 callers changed. Use gimple_uid comparison instead of scanning.
962 (add_candidate_1): When looking for identical candidates, take
963 AINC_USE into account. Set it for new candidates.
964 (force_expr_to_var_cost): Cast target_spill_cost to int.
965 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
966 All callers changed. Check for availability of autoinc addressing
967 modes, both in general for a given mode, and in the specific use case.
968 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
970 (get_computation_cost): Likewise.
971 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
972 add_autoinc_candidates): New static functions.
973 (add_candidate): Call add_autoinc_candidates for candidates based on
975 (find_iv_candidates): Call set_autoinc_for_original_candidates.
976 (determine_use_iv_cost_address): If we have an autoinc candidate at
977 the matching use, verify autoinc is possible and subtract the cost
978 of the candidate's step from the cost.
979 (determine_iv_cost): Record the cost of the increment in the COST_STEP
980 member of the candidate.
981 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
982 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
984 2009-08-09 Douglas B Rupp <rupp@gnat.com>
986 * config.build (ia64-hp-*vms*): New target.
987 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
989 * config.gcc (ia64-hp-*vms*): New target.
990 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
992 * config.host (ia64-hp-*vms*): New target.
993 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
996 2009-08-08 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/40991
999 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1001 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1003 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1004 mode check. Do truncations in an integer mode.
1005 (force_to_mode): Handle subregs for all mode types. Only do
1006 arithmetic simplifications on integer modes.
1008 2009-08-07 Richard Guenther <rguenther@suse.de>
1010 PR tree-optimization/40999
1011 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1012 (maybe_fold_reference): Lookup constant initializers.
1013 (fold_gimple_assign): Likewise.
1015 2009-08-07 Richard Guenther <rguenther@suse.de>
1017 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1018 that require structural equality defer to the langhook.
1020 2009-08-07 Martin Jambor <mjambor@suse.cz>
1022 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1024 (struct ipa_pass_through_data): New type.
1025 (struct ipa_ancestor_jf_data): New type.
1026 (union jump_func_value): Removed field formal_id, added fields
1027 pass_through and ancestor.
1028 (struct ipa_param_call_note): Changed type of formal_id to int from
1030 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1031 operations jump functions and ancestor jump functions.
1032 (compute_complex_pass_through): New function.
1033 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1034 reflect changes in the jump function strucutre.
1035 (update_jump_functions_after_inlining): Ignore complex pass-through
1036 and ancestor jump functions.
1037 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1038 polynomial pass-through with operation jump functions.
1040 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1042 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1043 fde->dw_fde_begin as begin label instead of hot/cold label.
1044 Use LLSDAC label instead of LLSDA for second section lsda.
1045 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1046 label instead of LLSDA if it is true.
1047 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1049 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1050 SECTION argument. Use it as index into crtl->eh.call_site_record
1052 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1053 use it to determine how to print table entries instead of using
1054 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1055 label instead of normal begin label as base.
1056 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1057 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1058 ensure no EH range spans between sections and that landing pads
1059 are always in the corresponding section.
1060 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1061 for crtl->eh.call_site_record being an array rather than scalar.
1062 (output_one_function_exception_table): New function, copied
1063 from output_function_exception_table. Adjust
1064 dw2_size_of_call_site_table, dw2_output_call_site_table
1065 callers. For SECOND section use *C suffixed labels.
1066 (output_function_exception_table): Call
1067 output_one_function_exception_table and, when doing hot/cold
1068 partitioning, also another time for the second section.
1069 * opts.c: Include except.h.
1070 (decode_options): Allow -freorder-blocks-and-partition with
1071 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1072 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1073 * function.h (struct rtl_eh): Change call_site_record from
1074 scalar into array of 2 elements.
1076 2009-08-07 Martin Jambor <mjambor@suse.cz>
1078 * ipa-prop.c (count_formal_params_1): New function.
1079 (ipa_get_vector_of_formal_parms): New function.
1080 (get_vector_of_formal_parm_types): New function.
1081 (ipa_modify_formal_parameters): New function.
1082 (ipa_modify_call_arguments): New function.
1083 (index_in_adjustments_multiple_times_p): New function.
1084 (ipa_combine_adjustments): New function.
1085 (ipa_dump_param_adjustments): New function.
1086 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1087 (ipa_get_vector_of_formal_parms): Declare.
1088 (ipa_modify_formal_parameters): Declare.
1089 (ipa_modify_call_arguments): Declare.
1090 (ipa_combine_adjustments): Declare.
1091 (ipa_dump_param_adjustments): Declare.
1092 (build_ref_for_offset): Declare.
1093 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1094 * tree-sra.c: Include ipa-prop.c.
1095 (build_ref_for_offset): Make public.
1097 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1099 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1101 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1103 * gcc/doc/extend.texi (__builtin_extract_return_address)
1104 (__builtin_frob_return_address): Document.
1106 2009-08-06 Paul Brook <paul@codesourcery.com>
1108 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1109 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1110 implementation on ARMv6-M.
1112 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1114 * doc/extend.texi (pcs): Document new attribute for ARM.
1116 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1118 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1121 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1123 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1126 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1128 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1130 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1132 Merge ARM/hard_vfp_branch to trunk.
1134 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1136 * arm.c (libcall_eq): New function.
1137 (libcall_hash): New function.
1138 (add_libcall): New function.
1139 (arm_libcall_uses_aapcs_base): New function.
1140 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1141 libcalls using the base PCS.
1142 (arm_init_cumulative_args): Likewise.
1144 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1146 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1147 Use base ABI for conversion libfuncs between HFmode and SFmode.
1149 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1151 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1152 V4SImode as representatives of all 64-bit and 128-bit vector
1153 types. Allow vector types without vector modes.
1154 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1155 without vector modes like BLKmode.
1156 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1157 BLKmode. Avoid unsupported vector modes or TImode moves for
1159 (aapcs_vfp_allocate_return_reg): Likewise.
1160 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1161 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1163 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1165 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1166 (arm_get_pcs_model): Pass attribute arguments to
1167 arm_pcs_from_attribute.
1168 (arm_init_cumulative_args): Use base AAPCS for conversions from
1169 floating-point types to DImode.
1170 (arm_attribute_table): Add pcs attribute.
1171 (arm_handle_pcs_attribute): New.
1172 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1173 conversions from floating-point types to DImode, also declare them
1174 to use base AAPCS and declare functions they call to use base
1175 AAPCS and their RTABI names.
1177 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1179 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1180 -mfloat-abi=hard not being supported for VFP.
1182 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1184 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1185 SYMBOL_REF to hard_libcall_value.
1187 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1188 Richard Earnshaw <rearnsha@arm.com>
1190 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1191 has been put on the stack, all remaining co-processory arguments for
1192 that co-processor also go on the stack.
1194 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1196 * config/arm/arm.c (arm_return_in_memory): Handle returning
1197 vectors of suitable size in registers also for AAPCS case.
1199 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1201 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1203 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1205 ARM Hard-VFP calling convention
1206 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1207 * target.h (gcc_target): Add libcall_value to table of call hooks.
1208 * targhooks.h (default_libcall_value): Default implementation.
1209 * targhooks.c (default_libcall_value): Likewise.
1210 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1211 * optabs.c (expand_unop): Use it.
1212 * expr.h (hard_libcall_value): Pass the function RTX through.
1213 * calls.c (emit_library_call_value_1): Update call to
1215 * explow.c (hard_libcall_value): Use new target hook.
1216 * testsuite/lib/target-supports.exp
1217 (check_effective_target_arm_hard_vfp_ok): New hook.
1218 (check_effective_target_arm_neon_ok): Improve test for neon
1220 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1221 * config/arm/arm.c: Include cgraph.h
1222 (TARGET_FUNCTION_VALUE): Override default hook.
1223 (arm_pcs_default): New variable.
1224 (arm_override_options): Don't fault hard calling convention with VFP.
1225 Add support for AAPCS variants.
1226 (arm_function_value): Make static. Handle AAPCS variants.
1227 (arm_libcall_value): New function.
1228 (arm_apply_result_size): Handle VFP registers in results.
1229 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1231 (pcs_attribute_args): New variable.
1232 (arm_pcs_from_attribute): New function.
1233 (arm_get_pcs_model): New function.
1234 (aapcs_vfp_cum_init): New function.
1235 (aapcs_vfp_sub_candidate): New function.
1236 (aapcs_vfp_is_return_candidate): New function.
1237 (aapcs_vfp_is_call_candidate): New function.
1238 (aapcs_vfp_allocate): New function.
1239 (aapcs_vfp_allocate_return_reg): New function.
1240 (aapcs_vfp_advance): New function.
1241 (aapcs_cp_arg_layout): New variable.
1242 (aapcs_select_call_coproc): New function.
1243 (aapcs_select_return_coproc): New function.
1244 (aapcs_allocate_return_reg): New function.
1245 (aapcs_libcall_value): New function.
1246 (aapcs_layout_arg): New function.
1247 (arm_init_cumulative_args): Initialize AAPCS args data.
1248 (arm_function_arg): Handle AAPCS variants using new interface.
1249 (arm_arg_parital_bytes): Likewise.
1250 (arm_function_arg_advance): New function.
1251 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1252 calling conventions.
1253 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1254 * arm.h (NUM_VFP_ARG_REGS): Define.
1255 (LIBCALL_VALUE): Update.
1256 (FUNCTION_VALUE): Delete.
1257 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1258 (arm_pcs): New enum.
1259 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1260 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1261 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1262 * arm-protos.h (arm_function_arg_advance): Add.
1263 (aapcs_libcall_value): Add.
1264 (arm_function_value): Delete.
1266 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1267 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.c (standard_sse_mode_p): Remove.
1271 (standard_sse_constant_p): Return 2 for integer mode
1272 vector_all_ones_operand when SSE2 is enabled.
1273 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1274 (ix86_expand_vector_move): Do not check for negative values from
1275 standard_sse_constant_p.
1277 2009-08-06 Richard Guenther <rguenther@suse.de>
1279 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1280 array type comparisons frontend independent.
1281 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1283 out array reference lower bound and element size operands.
1284 (ao_ref_init_from_vn_reference): Properly compute the offset
1285 for ARRAY_RANGE_REF.
1286 (vn_reference_fold_indirect): Fill out array reference lower
1287 bound and element size operands.
1288 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1289 a non gimple valued reference operand which can happen for
1290 array reference lower bound or element size.
1291 (create_component_ref_by_pieces_1): Properly generate the
1292 element size operand for array references.
1294 2009-08-06 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/40964
1297 * tree.c (iterative_hash_host_wide_int): Export.
1298 * tree.h (iterative_hash_host_wide_int): Declare.
1299 * tree-ssa-structalias.c (heapvar_map): New struct.
1300 (heapvar_map_eq): New function.
1301 (heapvar_map_hash): Likewise.
1302 (heapvar_lookup): Adjust.
1303 (heapvar_insert): Likewise.
1304 (make_constraint_from_heapvar): Allow multiple heap variables
1305 per decl at different offsets.
1306 (init_alias_heapvars): Adjust.
1308 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1310 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1311 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1312 trailing sync if TARGET_SYNC_AFTER_SC.
1314 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1316 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1317 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1318 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1319 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1320 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1321 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1322 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1323 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1324 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1325 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1326 the prototype declaration match the definition.
1327 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1328 instructions explicitly. Add barrier_before and operands
1330 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1331 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1332 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1333 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1334 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1335 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1337 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1339 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1341 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1342 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1345 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1348 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1350 PR rtl-optimization/40924
1351 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1352 make sure canon_rtx (mem_address) isn't simpler than
1353 canon_rtx (expanded_mem_address).
1355 2009-08-05 Li Feng <nemokingdom@gmail.com>
1357 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1359 (build_scop_drs): Build alias set for each SCoP.
1361 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1363 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1364 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1365 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1366 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1367 (BASE_DRIVER_SELF_SPECS): Likewise.
1369 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1371 * tree-ssa-alias.c: Fix some comment typos.
1373 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1375 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1376 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1378 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1381 * simplify-rtx.c (simplify_binary_operation_1): Disable
1382 simplifications for decimal float operations.
1384 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1387 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1388 operand of INDIRECT_REF.
1390 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1392 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1393 constants referencing TLS symbols.
1395 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1397 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1398 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1400 2009-08-03 Richard Guenther <rguenther@suse.de>
1402 * tree.c (make_vector_type): Build a main variant first,
1403 get the canonical one and then build the variant.
1404 * tree-ssa.c (useless_type_conversion_p_1): Handle
1406 (useless_type_conversion_p): Conversions to pointers to
1407 incomplete record types are useless.
1409 2009-08-03 Richard Guenther <rguenther@suse.de>
1411 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1412 file will be created.
1413 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1414 * toplev.c (compile_file): Adjust comment.
1416 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1418 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1419 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1420 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1421 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1422 (sh_promote_function_mode): Fix typo.
1424 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1426 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1428 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1430 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1431 declaration arguments.
1433 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1436 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1437 (ix86_split_ashl): Ditto.
1438 (ix86_expand_vector_init_one_nonzero): Ditto.
1439 (ix86_expand_vector_set): Ditto.
1440 (ix86_expand_reduc_v4sf): Ditto.
1442 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1444 * explow.c (promote_function_mode): Remove assert.
1445 * config/sh/sh.c (sh_promote_function_mode): Declare.
1447 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1449 * config/pa/pa.c (pa_promote_function_mode): Declare.
1450 Change to static. Fix promote_mode call.
1452 * gthr-dce.h (CONST_CAST2): Define if not defined.
1453 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1455 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1457 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1459 * expr.c (store_constructor): Use promote_decl_mode. Remove
1460 now write-only variable unsignedp.
1461 (expand_expr_real_1): Use promote_decl_mode.
1462 * expr.h (promote_function_mode, promote_decl_mode): New.
1463 (promote_mode): Remove last argument.
1464 * function.c (assign_temp): Drop last argument of promote_mode.
1465 (assign_parm_find_data_types): Use promote_function_mode.
1466 (assign_parm_setup_reg): Likewise.
1467 (expand_function_end): Use promote_function_mode.
1468 * calls.c (initialize_argument_information): Use promote_function_mode.
1469 (precompute_arguments): Use promote_mode instead of checking if
1470 only PROMOTE_FUNCTION_MODE is defined.
1471 (expand_call): When making sibcall decisions, use promote_function_mode.
1472 Below, remove an if for targetm.calls.promote_function_return and
1473 and use promote_function_mode.
1474 (emit_library_call_value_1): Use promote_function_mode, fix bug
1475 where promote_mode was passed FOR_CALL == 0 for a return value in an
1477 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1478 * explow.c (promote_function_mode, promote_decl_mode): New.
1479 (promote_mode): Keep only the FOR_CALL == 0 case.
1480 * combine.c (setup_incoming_promotion): Remove test of
1481 promote_function_args. Use promote_function_mode.
1482 * stmt.c (expand_value_return): Use promote_decl_mode.
1483 (expand_decl): Use promote_decl_mode.
1485 * expr.c (store_constructor): Use promote_decl_mode. Remove
1486 now write-only variable unsignedp.
1487 (expand_expr_real_1): Use promote_decl_mode.
1488 * expr.h (promote_function_mode, promote_decl_mode): New.
1489 (promote_mode): Remove last argument.
1490 * function.c (assign_temp): Drop last argument of promote_mode.
1491 (assign_parm_find_data_types): Use promote_function_mode.
1492 (assign_parm_setup_reg): Likewise.
1493 (expand_function_end): Use promote_function_mode.
1494 * calls.c (initialize_argument_information): Use promote_function_mode.
1495 (precompute_arguments): Use promote_mode instead of checking if
1496 only PROMOTE_FUNCTION_MODE is defined.
1497 (expand_call): When making sibcall decisions, use promote_function_mode.
1498 Below, remove an if for targetm.calls.promote_function_return and
1499 and use promote_function_mode.
1500 (emit_library_call_value_1): Use promote_function_mode, fix bug
1501 where promote_mode was passed FOR_CALL == 0 for a return value in an
1503 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1504 * explow.c (promote_function_mode, promote_decl_mode): New.
1505 (promote_mode): Keep only the FOR_CALL == 0 case.
1506 * combine.c (setup_incoming_promotion): Remove test of
1507 promote_function_args. Use promote_function_mode.
1508 * stmt.c (expand_value_return): Use promote_decl_mode.
1509 (expand_decl): Use promote_decl_mode.
1511 * explow.c (promote_function_mode): Just call the target hook.
1512 * targhooks.c (default_promote_function_mode,
1513 default_promote_function_mode_always_promote): New.
1514 * targhooks.h (default_promote_function_mode,
1515 default_promote_function_mode_always_promote): Declare.
1516 * target.h (promote_function_args, promote_function_return): Remove.
1517 (promote_function_mode): New.
1518 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1519 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1520 (TARGET_PROMOTE_FUNCTION_MODE): New.
1521 (TARGET_CALLS): Adjust.
1522 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1523 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1525 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1526 * config/s390/s390.c (s390_promote_function_mode): ... here,
1527 with pointer handling.
1528 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1529 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1531 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1532 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1533 with pointer handling.
1534 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1535 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1537 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1538 * config/sh/sh.c (sh_promote_function_mode): New.
1539 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1540 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1542 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1543 * config/cris/cris.c (cris_promote_function_mode): ... here.
1544 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1545 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1547 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1548 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1549 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1550 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1552 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1553 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1554 complex type handling.
1555 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1556 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1558 * config/pa/pa.c (pa_promote_function_mode): New.
1559 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1560 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1562 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1563 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1564 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1565 * config/xtensa/xtensa.c: Likewise.
1566 * config/stormy16/stormy16.c: Likewise.
1567 * config/iq2000/iq2000.c: Likewise.
1568 * config/rs6000/rs6000.c: Likewise.
1569 * config/picochip/picochip.c: Likewise.
1570 * config/arc/arc.c: Likewise.
1571 * config/mcore/mcore.c: Likewise.
1572 * config/score/score.c: Likewise.
1573 * config/mips/mips.c: Likewise.
1574 * config/bfin/bfin.c: Likewise.
1575 * config/ia64/ia64.c: Likewise (disabled though).
1577 * config/frv/frv.h: Remove pointless remark.
1579 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1580 TARGET_PROMOTE_FUNCTION_ARGS,
1581 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1582 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1584 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1586 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1587 -floop-parallelize-all.
1588 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1589 flag_loop_parallelize_all.
1590 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1591 * graphite.c (graphite_transform_loops): Same.
1593 * graphite-poly.c (apply_poly_transforms): Same.
1595 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1597 PR tree-optimization/40914
1598 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1599 if set, then check the delta field of the PMF record.
1600 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1601 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1602 call is stored in the delta.
1604 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1606 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1608 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/bsd.h (ASM_BYTE): New define.
1611 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1612 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1613 .byte. Use fputs or putc instead of fprintf where appropriate.
1614 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1615 fputs or putc instead of fprintf where appropriate.
1616 * config/i386/i386elf.h: Ditto.
1617 * config/i386/sysv4.h: Ditto.
1619 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1620 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1621 (*tls_global_dynamic_64): Ditto.
1623 2009-07-31 Christian Bruel <christian.bruel@st.com>
1625 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1627 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1629 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1630 Remove dead code for MINUS.
1632 2009-07-31 Anthony Green <green@moxielogic.com>
1634 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1636 (moxie_expand_epilogue): Ditto for epilogue.
1637 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1639 (moxie_function_arg): Ditto.
1640 (moxie_pass_by_reference): Ditto.
1641 (moxie_arg_partial_bytes): Ditto.
1642 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1643 (FUNCTION_ARG_ADVANCE) Ditto.
1644 (REG_PARM_STACK_SPACE) Ditto.
1645 (FUNCTION_ARG_REGNO_P) Dito.
1647 * config.gcc: Add moxie linux config support.
1648 * gcc/config/moxie/uclinux.h: New file.
1650 2009-07-31 DJ Delorie <dj@redhat.com>
1652 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1653 (UNSPECV_SP_SWITCH_E): New.
1654 (sp_switch_1): Change to an unspec.
1655 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1657 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1658 reference the new stack's address
1660 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1662 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1663 graphite-clast-to-gimple.o, graphite-dependences.o,
1664 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1665 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1666 (graphite-blocking.o,
1667 graphite-clast-to-gimple.o, graphite-dependences.o,
1668 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1669 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1670 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1671 * cfgloop.h (struct loop): Add can_be_parallel field.
1672 * common.opt (fgraphite-identity): Moved up.
1673 (fgraphite-force-parallel): New flag.
1674 * graphite.c: Rewrite.
1675 * graphite.h: Rewrite.
1676 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1678 * toplev.c (graphite_out_file): New file descriptor.
1679 (graphite_in_file): New.
1680 (process_options): flag_graphite_force_parallel cannot be used without
1682 * tree-ssa-loop.c: Include toplev.h.
1683 (gate_graphite_transforms): Enable flag_graphite for
1684 flag_graphite_force_parallel.
1686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1688 * ChangeLog.graphite: New.
1689 * graphite-blocking.c: New.
1690 * graphite-clast-to-gimple.c: New.
1691 * graphite-clast-to-gimple.h: New.
1692 * graphite-dependences.c: New.
1693 * graphite-dependences.h: New.
1694 * graphite-interchange.c: New.
1695 * graphite-poly.c: New.
1696 * graphite-poly.h: New.
1697 * graphite-ppl.c: New.
1698 * graphite-ppl.h: New.
1699 * graphite-scop-detection.c: New.
1700 * graphite-scop-detection.h: New.
1701 * graphite-sese-to-poly.c: New.
1702 * graphite-sese-to-poly.h: New.
1706 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1708 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1709 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1711 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1713 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1714 (scev_is_linear_expression): Return false if the evolution is not
1715 affine multivariate.
1717 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1719 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1720 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1722 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1724 * tree-data-ref.c (debug_data_references): New.
1725 (debug_data_reference): New.
1726 * tree-data-ref.h (debug_data_references): Declared.
1727 (debug_data_reference): Declared.
1729 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1731 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1732 * tree-data-ref.h (scop_p): Removed.
1733 (struct data_reference): Remove field scop.
1735 (stmt_simple_memref_p): Removed.
1737 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1739 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1740 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1743 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1745 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1747 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1749 * doc/invoke.texi (-fgraphite-identity): Documented.
1751 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1753 * tree-scalar-evolution.c: Fix comment.
1754 (instantiate_scev_1): Return unknow from scev instantiation if the
1755 result is not above instantiate_below.
1757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1759 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1760 static anymore. Instantiate the symbols that may have been introduced
1762 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1765 2009-07-30 DJ Delorie <dj@redhat.com>
1767 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1768 .vliw directive to VLIW sections.
1770 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1772 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1774 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1775 (AUTOHEADER): New variable.
1776 ($(srcdir)/cstamp-h.in): Use it.
1778 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1779 Pat Haugen <pthaugen@us.ibm.com>
1780 Revital Eres <ERES@il.ibm.com>
1782 * config/rs6000/vector.md (VEC_F): Add VSX support.
1786 (vector_load_<mode>): Ditto.
1787 (vector_store_<mode>): Ditto.
1788 (vector GPR move split): Ditto.
1789 (vec_reload_and_plus_<mptrsize>): Ditto.
1790 (vec_reload_and_reg_<mptrsize>): Ditto.
1791 (add<mode>3): Ditto.
1792 (sub<mode>3): Ditto.
1793 (mul<mode>3): Ditto.
1794 (neg<mode>2): Ditto.
1795 (abs<mode>2): Ditto.
1796 (smin<mode>3): Ditto.
1797 (smax<mode>3): Ditto.
1798 (vector_eq<mode>): Ditto.
1799 (vector_gt<mode>): Ditto.
1800 (vector_ge<mode>): Ditto.
1801 (vector_gtu<mode>): Ditto.
1802 (vector_select_<mode>_uns): Ditto.
1803 (vector_eq_<mode>_p): Ditto.
1804 (vector_gt_<mode>_p): Ditto.
1805 (vector_ge_<mode>_p): Ditto.
1806 (vector_gtu_<mode>_p): Ditto.
1807 (cr6_test_for_zero): Ditto.
1808 (cr6_test_for_zero_reverse): Ditto.
1809 (cr6_test_for_lt): Ditto.
1810 (cr6_test_for_lt_reverse): Ditto.
1811 (xor<mode>3): Ditto.
1812 (ior<mode>3): Ditto.
1813 (and<mode>3): Ditto.
1814 (one_cmpl<mode>2): Ditto.
1815 (nor<mode>2): Ditto.
1816 (andc<mode>2): Ditto.
1817 (float<VEC_int<mode>2): Ditto.
1818 (unsigned_float<VEC_int><mode>2): Ditto.
1819 (fix_trunc<mode><VEC_int>2): Ditto.
1820 (fixuns_trunc<mode><VEC_int>2): Ditto.
1822 (vec_set<mode>): Ditto.
1823 (vec_extract<mode>): Ditto.
1824 (vec_interleave_highv4sf): Ditto.
1825 (vec_interleave_lowv4sf): Ditto.
1826 (vec_realign_load_<mode>): Ditto.
1827 (vec_shl_<mode>): Ditto.
1828 (vec_shr_<mode>): Ditto.
1829 (div<mode>3): New patterns for VSX.
1830 (vec_interleave_highv2df): Ditto.
1831 (vec_interleave_lowv2df): Ditto.
1832 (vec_pack_trunc_v2df): Ditto.
1833 (vec_pack_sfix_trunc_v2df): Ditto.
1834 (vec_pack_ufix_trunc_v2df): Ditto.
1835 (vec_unpacks_hi_v4sf): Ditto.
1836 (vec_unpacks_lo_v4sf): Ditto.
1837 (vec_unpacks_float_hi_v4si): Ditto.
1838 (vec_unpacks_float_lo_v4si): Ditto.
1839 (vec_unpacku_float_hi_v4si): Ditto.
1840 (vec_unpacku_float_lo_v4si): Ditto.
1841 (movmisalign<mode>): Ditto.
1842 (vector_ceil<mode>2): New patterns for vectorizing math library.
1843 (vector_floor<mode>2): Ditto.
1844 (vector_btrunc<mode>2): Ditto.
1845 (vector_copysign<mode>3): Ditto.
1847 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1848 predicate for setting the high bit in each word, used for copysign.
1850 * config/rs6000/ppc-asm.h (f19): Whitespace.
1851 (f32-f63): Define if VSX.
1852 (v0-v31): Define if Altivec.
1853 (vs0-vs63): Define if VSX.
1855 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1857 * config/rs6000/power7.md: New file, provide tuning parameters for
1860 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1861 (rs6000_cpu_cpp_builtins): Ditto.
1862 (altivec_overloaded_builtins): Ditto.
1863 (altivec_resolve_overloaded_builtin): Ditto.
1865 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1866 debug switch to disable vectorizing simple math builtin
1869 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1870 Vectorize simple math builtin functions.
1871 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1872 hook to vectorize math builtins.
1873 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1874 (rs6000_builtin_conversion): Add VSX/power7 support.
1875 (rs6000_builtin_vec_perm): Ditto.
1876 (vsplits_constant): Add support for loading up a vector constant
1877 with just the high bit set in each part.
1878 (rs6000_expand_vector_init): Add VSX/power7 support.
1879 (rs6000_expand_vector_set): Ditto.
1880 (rs6000_expand_vector_extract): Ditto.
1881 (rs6000_emit_move): Ditto.
1882 (bdesc_3arg): Ditto.
1883 (bdesc_2arg): Ditto.
1884 (bdesc_1arg): Ditto.
1885 (rs6000_expand_ternop_builtin): Ditto.
1886 (altivec_expand_builtin): Ditto.
1887 (rs6000_expand_unop_builtin): Ditto.
1888 (rs6000_init_builtins): Ditto.
1889 (altivec_init_builtins): Ditto.
1890 (builtin_function_type): Ditto.
1891 (rs6000_common_init_builtins): Ditto.
1892 (rs6000_handle_altivec_attribute); Ditto.
1893 (rs6000_mangle_type): Ditto.
1894 (rs6000_vector_mode_supported_p): Ditto.
1895 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1898 * config/rs6000/vsx.md: New file for VSX support.
1900 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1901 identifing values with just the most significant bit set.
1902 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1903 vectorized builtins.
1905 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1906 (UNSPEC_VRFIM): Delete.
1907 (splitter for loading up vector with most significant bit): New
1908 splitter for vectorizing copysign.
1909 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1910 vectorizing simple math functions.
1911 (altivec_vrfip): Add support for vectorizing simple math functions.
1912 (altivec_vrfim): Ditto.
1913 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1915 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1916 (power7.md, vsx.md): Include for power7 support.
1917 (copysigndf3): Use VSX instructions if -mvsx.
1918 (negdf2_fpr): Ditto.
1919 (absdf2_fpr): Ditto.
1920 (nabsdf2_fpr): Ditto.
1921 (adddf3_fpr): Ditto.
1922 (subdf3_fpr): Ditto.
1923 (muldf3_fpr): Ditto.
1924 (divdf3_fpr): Ditto.
1925 (fix_truncdfdi2_fpr): Ditto.
1926 (cmpdf_internal1): Ditto.
1927 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1928 (btruncdf2, btruncdf2_fpr): Ditto.
1929 (ceildf2, ceildf2_fpr): Ditto.
1930 (floordf2, floordf2_fpr): Ditto.
1931 (floatdidf2, floatdidf2_fpr): Ditto.
1932 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1933 (fmsubdf4_fpr): Ditto.
1934 (fnmadddf4_fpr_1): Ditto.
1935 (fnmadddf4_fpr_2): Ditto.
1936 (fnmsubdf4_fpr_1): Ditto.
1937 (fnmsubdf4_fpr_2): Ditto.
1938 (fixuns_truncdfdi2): Add expander for VSX support.
1939 (fix_truncdfdi2): Ditto.
1940 (fix_truncdfsi2): Ditto.
1942 (btruncsf2): Whitespace.
1943 (movdf_hardfloat32): Add support for VSX registers.
1944 (movdf_softfloat32): Ditto.
1945 (movdf_hardfloat64): Ditto.
1946 (movdf_hardfloat64_mfpgpr): Ditto.
1947 (movdf_softfloat64): Ditto.
1948 (movti splitters): Add check for vector registers supporting
1949 TImode in the future.
1950 (bpermd): Add power7 bpermd instruction.
1952 * config/rs6000/altivec.h (vec_div): Define if VSX.
1956 (vec_nearbyint): Ditto.
1959 (all predicates): Use the generic builtin function, and not the V4SF
1960 specific function so that the predicates will work with VSX's V2DF.
1964 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1965 Document new VSX functions and types.
1967 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1970 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1971 "wa", and "j" constraints. Modify "v" to talk about Altivec
1972 instead of just vector.
1974 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1977 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1978 location for phi arguments.
1979 (rewrite_update_phi_arguments): Find locations for reaching defs.
1980 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1981 Add location to add_phi_arg calls.
1982 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1983 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1984 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1985 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1986 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1987 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1988 * tree-phinodes.c (make_phi_node): Initialize location.
1989 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1990 (add_phi_arg): Add location parameter.
1991 (remove_phi_arg_num): Move location when moving phi argument.
1992 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1994 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1995 slpeel_update_phi_nodes_for_guard1,
1996 slpeel_update_phi_nodes_for_guard2,
1997 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1998 vect_loop_versioning): Set locations.
1999 * tree-parloops.c (create_phi_for_local_result,
2000 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2001 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2002 * tree-vect-loop.c (get_initial_def_for_induction,
2003 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2005 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2006 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2007 (gimple_phi_arg_set_location): New. Set locus.
2008 (gimple_phi_arg_has_location): New. Check for locus.
2009 (redirect_edge_var_map_location): New. Return locus from var_map.
2010 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2011 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2012 combining PHI arguments.
2013 (cond_store_replacement): Set location.
2014 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2015 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2016 scop_add_exit_phis_edge): Add locations.
2017 * tree-cfgcleanup.c (remove_forwarder_block,
2018 remove_forwarder_block_with_phi): Add locations.
2019 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2020 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2022 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2023 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2024 flush_pending_stmts): Add source location.
2025 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2026 stack to preserve locations.
2027 * tree-vect-stmts.c (vectorizable_load): Add location.
2028 * tree-inline.c (copy_phis_for_bb): Copy locus.
2029 (setup_one_parameter): Add call locus to inlined parameter stmts.
2030 (initialize_inlined_parameters): Pass in call location as parameter
2032 (tree_function_versioning): Pass location to setup_one_parameter.
2033 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2034 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2035 copy and edge lists.
2036 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2037 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2038 locus parameter and override the stmt default if provided.
2039 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2040 elim_graph_add_edge, elim_graph_remove_succ_edge,
2041 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2042 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2043 eliminate_phi): Add locus info in elimination graph for each edge and
2045 (insert_backedge_copies): Copy locus if present.
2046 * tree-flow.h (struct _edge_var_map): Add locus field.
2047 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2048 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2049 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2051 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2053 2009-07-30 Martin Jambor <mjambor@suse.cz>
2055 PR tree-optimization/40570
2056 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2059 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2061 * ssa-loop-manip.c: Include langhooks.h.
2062 (rewrite_phi_with_iv): New.
2063 (rewrite_all_phi_nodes_with_iv): New.
2064 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2065 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2066 * tree-parloops.c (loop_parallel_p): Move out all conditions
2067 except dependency check.
2068 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2069 (gen_parallel_loop): Call canonicalize_loop_ivs without
2070 reduction_list argument.
2071 (build_new_reduction): New.
2072 (gather_scalar_reductions): New.
2073 (try_get_loop_niter): New.
2074 (try_create_reduction_list): New.
2075 (parallleize_loops): Change the parallel conditions check.
2076 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2077 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2079 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2081 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2083 * doc/options.texi (Option properties): Mention new quoting syntax.
2085 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2087 * config/alpha/alpha.c (alpha_start_function):
2088 Handle VMS_DEBUG_MAIN_POINTER
2089 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2090 * doc/invoke.texi: Document -mdebug-main switch.
2092 2009-07-29 Richard Henderson <rth@redhat.com>
2094 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2095 (cgraph_create_edge_including_clones): Likewise.
2096 * tree-inline.c (copy_bb): Operate on the correct edges
2097 when updating the callgraph.
2099 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2101 * config/alpha/vms-cc.c: Deleted.
2102 * config/alpha/vms-ld.c: Deleted.
2103 * config/alpha/t-vms64: Moved to config/vms
2104 * config/alpha/vms-crt0-64.c: Moved to config/vms
2105 * config/alpha/vms-crt0.c: Moved to config/vms
2106 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2107 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2108 * config/alpha/xm-vms.h: Moved to config/vms
2109 * config/alpha/x-vms: Moved to config/vms
2110 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2112 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2113 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2115 * config/vms/t-vms64: Moved here from config/alpha
2116 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2117 (argc,argv,envp): Enforce 32bit malloc'ing.
2118 * config/vms/vms-psxcrt0-64.c: Likewise.
2119 * config/vms/vms-crt0.c: Moved here from config/alpha.
2120 * config/vms/vms-psxcrt0.c: Likewise.
2121 * config/vms/vms-crtl-64.h: New file.
2122 * config/vms/vms-crtl.h: New file.
2123 * config/vms/vms.opt: New file.
2124 * config/vms/xm-vms64.h: New file.
2125 * config/vms/xm-vms.h: Moved here from config/alpha.
2126 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2128 * config/vms/x-vms: Moved here from config/alpha.
2129 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2130 (vms-ld.o, vms-cc.o): Removed.
2131 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2133 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2135 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2136 correct stack (obvious VMS fix).
2138 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2140 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2141 date, version info if VMS_DEBUGGING_INFO defined.
2142 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2143 size, date calculating code moved here.
2145 2009-07-29 Paul Brook <paul@codesourcery.com>
2147 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2150 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2153 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2154 to DImode when generating insq_le insn.
2156 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2158 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2159 New macro set for VMS_DEBUGGGING_INFO.
2160 (AT_string_form): Use it.
2162 2009-07-28 DJ Delorie <dj@redhat.com>
2164 * config/mep/mep.c (vtext_section): New.
2165 (vftext_section): New.
2166 (ftext_section): New.
2167 (mep_select_section): Add support for functions.
2168 (mep_unique_section): Likewise.
2169 (mep_asm_init_sections): Likewise.
2170 (mep_encode_section_info): Remove it from here.
2172 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2174 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2176 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2177 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2179 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2181 * dwarf2out.c (output_file_names): Test new macro
2182 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2183 (add_comp_dir_attribute): Likewise.
2185 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2187 * config/i386/mingw-w64.h (LINK_SPEC): Add
2188 separating space between commands.
2190 2009-07-28 Jan Hubicka <jh@suse.cz>
2192 PR tree-optimization/40759
2193 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2196 2009-07-27 DJ Delorie <dj@redhat.com>
2198 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2199 types are dword-aligned.
2200 (mep_expand_va_start): Likewise.
2202 2009-07-27 Olivier Hainque <hainque@adacore.com>
2203 Douglas B Rupp <rupp@gnat.com>
2205 * convert.c (convert_to_pointer): Don't assume the target
2206 pointer type is POINTER_SIZE long. Fetch its precision instead.
2208 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2210 * system.h (fopen): Undefine if macro.
2212 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2214 * dwarf2out.c (output_cfi_p): Removed.
2215 (output_cfis): New function.
2216 (output_fde): New function, split from output_call_frame_info.
2217 (output_call_frame_info): Use it.
2218 (dwarf2out_switch_text_section): Use output_cfis.
2220 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2222 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2223 TARGET_BI_ARCH is specified without enabling SJLJ.
2224 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2225 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2227 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2229 * arm.md (negdi2): Use DImode if forcing a value into a register.
2231 2009-07-26 Ira Rosen <irar@il.ibm.com>
2233 PR tree-optimization/40801
2234 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2235 of vector operand from the previous copy of vector statement.
2236 Pass the correct definition type value to
2237 vect_get_vec_def_for_stmt_copy().
2239 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2241 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2242 const char ** conversion.
2244 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2246 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2247 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2248 (gcc_unreachable): Invoke __builtin_unreachable() if
2249 !ENABLE_ASSERT_CHECKING.
2251 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2253 PR rtl-optimization/40445
2254 * emit-rtl.c (next_nonnote_insn_bb): New function.
2255 * rtl.h (next_nonnote_insn_bb): Declare new function.
2256 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2257 with no successors that is the successor of the ENTRY_BLOCK.
2258 Continue from the top after removing an empty fallthrough block.
2259 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2260 of next_nonnote_insn.
2262 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2264 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2266 2009-07-25 Martin Jambor <mjambor@suse.cz>
2268 * c-common.c (c_common_attribute_table): New element for noclone.
2269 (handle_noclone_attribute): New function. Forward-declare.
2270 * tree-inline.c (tree_versionable_function_p): Check for noclone
2272 * doc/extend.texi (Labels as Values): Document need for noclone.
2273 (Function Attributes): Document noclone attribute.
2275 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2277 PR rtl-optimization/34999
2278 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2279 and dw_fde_switched_cold_to_hot fields.
2280 (output_cfi_p): New function.
2281 (output_call_frame_info): If fde->dw_fde_switched_sections,
2282 output 2 FDEs instead of one with corrupted header.
2283 (dwarf2out_do_cfi_startproc): New function.
2284 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2285 and fde->dw_fde_switched_cold_to_hot.
2286 (dwarf2out_switch_text_section): Compute
2287 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2288 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2289 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2290 Otherwise, compute fde->dw_fde_switch_cfi.
2292 2009-07-24 Cary Coutant <ccoutant@google.com>
2294 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2296 2009-07-24 Cary Coutant <ccoutant@google.com>
2298 * cfghooks.c (split_block): Copy discriminator to new block.
2299 * tree-cfg.c (assign_discriminator): Check location of last
2300 instruction in block as well as first.
2302 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/linux.c: Use fputs or putc instead of fprintf
2306 * config/i386/gas.h: Ditto.
2307 * config/i386/x86-64.h: Ditto.
2308 * config/i386/att.h: Ditto.
2310 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2312 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2315 2009-07-24 Martin Jambor <mjambor@suse.cz>
2317 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2318 (ipa_push_func_to_list_1): Declare.
2319 (ipa_push_func_to_list): New function.
2321 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2322 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2323 (ipa_push_func_to_list): Removed.
2324 (ipa_pop_func_from_list): Clear node_enqueued flag.
2326 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2328 * config/s390/s390.c (override_options): Default
2329 max-unrolled-insns to 100 for z10 tuning.
2331 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2333 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2334 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2335 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2336 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2337 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2338 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2339 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2341 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2343 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2344 use default set in mingw32.h header.
2345 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2346 64-bit /mingw/include path.
2347 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2350 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2352 PR rtl-optimization/40209
2353 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2355 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2358 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2359 with the rest of string where appropriate. Use fputs or putc
2360 instead of fprintf where appropriate.
2362 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2363 Pat Haugen <pthaugen@us.ibm.com>
2364 Revital Eres <ERES@il.ibm.com>
2366 * config/rs6000/vector.md: New file. Move most of the vector
2367 expander support here from altivec.md to allow for the VSX vector
2368 unit in the future. Add support for secondary_reload patterns.
2369 Rewrite the patterns for vector comparison, and vector comparison
2370 predicate instructions so that the RTL expresses the desired
2371 behavior, instead of using unspec.
2373 * config/rs6000/constraints.md ("f" constraint): Use
2374 rs6000_constraints to hold the precalculated register class.
2375 ("d" constraint): Ditto.
2376 ("wd" constraint): New constraint for VSX.
2377 ("wf" constraint): Ditto.
2378 ("ws" constraint): Ditto.
2379 ("wa" constraint): Ditto.
2380 ("wZ" constraint): Ditto.
2381 ("j" constraint): Ditto.
2383 * config/rs6000/predicates.md (vsx_register_operand): New
2385 (vfloat_operand): New predicate for vector.md.
2386 (vint_operand): Ditto.
2387 (vlogical_operand): Ditto.
2388 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2389 (easy_vector_constant): Add VSX support.
2390 (altivec_indexed_or_indirect_operand): New predicate for
2391 recognizing Altivec style memory references with AND -16.
2393 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2394 for vector secondary reload support.
2395 (rs6000_vector_reg_class): Delete, replacing it with
2397 (rs6000_vsx_reg_class): Ditto.
2398 (rs6000_constraints): New array to hold the register classes of
2399 each of the register constraints that can vary at runtime.
2400 (builtin_mode_to_type): New static array for builtin function type
2402 (builtin_hash_table): New static hash table for builtin function
2404 (TARGET_SECONDARY_RELOAD): Define target hook.
2405 (TARGET_IRA_COVER_CLASSES): Ditto.
2406 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2407 registers are 128 bits if VSX memory reference instructions are used.
2408 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2410 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2411 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2412 Print several of the scheduling related parameters.
2413 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2414 rs6000_constraints instead of rs6000_vector_reg_class. Move
2415 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2416 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2417 Altivec. Add VSX support. Setup for secondary reload support on
2418 Altivec/VSX registers.
2419 (rs6000_override_options): Make power7 set the scheduling groups
2420 like the power5. Add support for new debug switches to override
2421 the scheduling defaults. Temporarily disable -mcpu=power7 from
2422 setting -mvsx. Add support for debug switches -malways-hint,
2423 -msched-groups, and -malign-branch-targets.
2424 (rs6000_buitlin_conversion): Add support for returning unsigned
2425 vector conversion functions to fix regressions due to stricter
2427 (rs6000_builtin_mul_widen_even): Ditto.
2428 (rs6000_builtin_mul_widen_odd): Ditto.
2429 (rs6000_builtin_vec_perm): Ditto.
2430 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2431 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2433 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2435 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2436 VSX types for bit operations. Changes to accomidate vector.md.
2437 (bdesc_2arg): Ditto.
2438 (bdesc_1arg): Ditto.
2439 (struct builtin_description_predicates): Rewrite predicate
2440 handling so that RTL describes the operation, instead of passing
2441 the instruction to be used as a string argument.
2442 (bdesc_altivec_preds): Ditto.
2443 (altivec_expand_predicate_builtin): Ditto.
2444 (altivec_expand_builtin): Ditto.
2445 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2446 statement for vsldoi support.
2447 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2448 (altivec_expand_st_builtin): Ditto.
2449 (paired_expand_builtin): Whitespace changes.
2450 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2451 builtin_mode_to_type table for secondary reload. Call
2452 builtin_function_type to build random builtin functions.
2453 (altivec_init_builtins): Change to use builtin_function_type to
2454 create builtin function types dynamically as we need them.
2455 (builtin_hash_function): New support for hashing the tree types
2456 for builtin function as we need it, rather than trying to build
2457 all of the trees that we need. Add initial preliminary VSX support.
2458 (builtin_function_type): Ditto.
2459 (builtin_function_eq): Ditto.
2460 (builtin_hash_struct): Ditto.
2461 (rs6000_init_builtins): Ditto.
2462 (rs6000_common_init_builtins): Ditto.
2463 (altivec_init_builtins): Ditto.
2464 (rs6000_common_init_builtins): Ditto.
2465 (enum reload_reg_type): New enum for simplifing reg classes.
2466 (rs6000_reload_register_type): Simplify register classes into GPR,
2467 Vector, and other registers. Altivec and VSX addresses in reload.
2468 (rs6000_secondary_reload_inner): Ditto.
2469 (rs6000_ira_cover_classes): New target hook, that returns the
2470 appropriate cover classes, based on -mvsx being used or not.
2471 (rs6000_secondary_reload_class): Add VSX support.
2472 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2473 (get_vsel_insn): Ditto.
2474 (rs6000_emit_vector_compare): Rewrite vector conditional support
2475 so that where we can, we use RTL operators, instead of blindly use
2477 (rs6000_emit_vector_select): Ditto.
2478 (rs6000_emit_vector_cond_expr): Ditto.
2479 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2480 (create_TOC_reference): Add -mdebug=addr support.
2481 (emit_frame_save): VSX loads/stores need register indexed addressing.
2483 * config/rs6000/rs6000.md: Include vector.md.
2485 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2487 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2488 support for V2DI, V2DF in logical, permute, select operations.
2490 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2491 switch for vsx/power7.
2492 (-mvsx-scalar-memory): Ditto.
2493 (-mvsx-align-128): Ditto.
2494 (-mallow-movmisalign): Ditto.
2495 (-mallow-df-permute): Ditto.
2496 (-msched-groups): Ditto.
2497 (-malways-hint): Ditto.
2498 (-malign-branch-targets): Ditto.
2500 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2502 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2503 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2504 (rs6000_vector_reg_class): Delete.
2505 (rs6000_vsx_reg_class): Ditto.
2506 (enum rs6000_reg_class_enum): New enum for the constraints that
2507 vary based on target switches.
2508 (rs6000_constraints): New array to hold the register class for all
2509 of the register constraints that vary based on the switches used.
2510 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2511 (enum rs6000_builtins): Add unsigned varients for the builtin
2512 declarations returned by target hooks for expanding multiplies,
2513 select, and permute operations. Add VSX builtins.
2514 (enum rs6000_builtin_type_index): Add entries for VSX.
2515 (V2DI_type_node): Ditto.
2516 (V2DF_type_node): Ditto.
2517 (unsigned_V2DI_type_node): Ditto.
2518 (bool_long_type_node): Ditto.
2519 (intDI_type_internal_node): Ditto.
2520 (uintDI_type_internal_node): Ditto.
2521 (double_type_internal_node): Ditto.
2523 * config/rs6000/altivec.md (whole file): Move all expanders to
2524 vector.md from altivec.md. Rename insn matching functions to be
2526 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2527 (altivec_vcmp*): Ditto.
2528 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2529 (VM): New iterator for moves that includes the VSX types.
2530 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2531 (altivec_vperm_<mode>_uns): New, for unsigned types.
2532 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2533 (altivec_eq<mode>): Ditto.
2534 (altivec_gt<mode>): Ditto.
2535 (altivec_gtu<mode>): Ditto.
2536 (altivec_eqv4sf): Ditto.
2537 (altivec_gev4sf): Ditto.
2538 (altivec_gtv4sf): Ditto.
2539 (altivec_vcmpbfp_p): Ditto.
2541 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2543 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2546 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2550 ASM_SHORT instead of .word.
2551 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2552 instead of .word in asm template.
2554 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2557 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2558 (process_bb_node_lives): Use it.
2560 * ira.c (setup_cover_and_important_classes): Don't setup
2561 ira_important_class_nums. Add cover classes to the end of
2563 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2565 (find_reg_class_closure): Use reorder_important_classes.
2567 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2569 * config/i386/i386.c (i386_ira_cover_classes): New function.
2570 (TARGET_IRA_COVER_CLASSES): Redefine.
2572 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2573 importance of order of cover classes in the array.
2575 2009-07-22 Diego Novillo <dnovillo@google.com>
2577 * tree-pass.h (TDF_EH): Define.
2578 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2579 contains TDF_EH, print the EH region number holding GS.
2580 * tree-dump.c (dump_options): Add "eh".
2581 * doc/invoke.texi: Document it.
2583 2009-07-22 Doug Kwan <dougkwan@google.com>
2585 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2587 2009-07-22 Michael Matz <matz@suse.de>
2589 PR tree-optimization/35229
2590 PR tree-optimization/39300
2592 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2593 (inhibit_phi_insertion): New function.
2594 (insert_into_preds_of_block): Call it for REFERENCEs.
2595 (init_pre): Initialize and finalize scalar evolutions.
2596 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2598 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2600 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2601 Use CONST_VECTOR_NUNITS to determine number of elements.
2603 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2605 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2606 (U, W): Constraints are now deprecated and will be removed if we
2608 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2610 ("prefetch"): Add the stcmh instruction for prefetching.
2611 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2613 (s390_short_displacement): Return always true if compiling for
2614 machines not providing the long displacement facility.
2615 (s390_mem_constraint): Support the new constraint letter Z.
2616 (s390_check_qrst_address): New function.
2618 2009-07-21 DJ Delorie <dj@redhat.com>
2620 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2623 2009-07-21 Jason Merrill <jason@redhat.com>
2625 * c-common.c (max_tinst_depth): Increase default to 1024.
2627 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2630 (vec_unpacku_float_lo_v4si): Ditto.
2632 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2636 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2637 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2638 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2640 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2642 PR tree-optimization/40813
2643 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2646 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2649 with a NOP_EXPR if needed.
2651 2009-07-21 Paul Brook <paul@codesourcery.com>
2653 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2654 Terminate debug dump with newline.
2656 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2658 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2659 Cast "1" to unsigned HOST_WIDE_INT.
2660 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2661 deposit length to the maximum length - lsb. Extend length if
2662 HOST_BITS_PER_WIDE_INT is 32.
2664 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2666 * cgraph.h (constant_pool_htab): New function.
2667 (constant_descriptor_tree): Move from varasm.c.
2668 * varasm.c (constant_pool_htab): New function.
2669 (constant_descriptor_tree): Move to cgraph.h.
2671 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2673 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2675 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2677 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2680 2009-07-20 Xinliang David Li <davidxl@google.com>
2682 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2684 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2686 * config/mips/mips.md (move_type): Add arith.
2687 (type): Handle arith.
2688 (zero_extendsidi2): Rename this into ...
2689 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2690 (zero_extendsidi2): New expander.
2691 (*zero_extendsidi2_dext): New pattern.
2693 2009-07-20 Nick Clifton <nickc@redhat.com>
2695 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2696 to set MIPS_ABI_DEFAULT.
2697 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2699 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2701 * tree-object-size.c (addr_object_size): Handle unions with
2702 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2704 PR tree-optimization/40792
2705 * tree.c (build_function_type_skip_args): Remove bogus assert.
2707 2009-07-20 Jan Hubicka <jh@suse.cz>
2708 Martin Jambor <mjambor@suse.cz>
2710 * cgraph.h (combined_args_to_skip): New field.
2711 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2712 combined_args_to_skip and args_to_skip.
2713 * tree-inline.c (update_clone_info): New function.
2714 (tree_function_versioning): Call update_clone_info.
2715 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2717 (cgraph_materialize_all_clones): More extensive dumping, working
2718 with combined_args_to_skip rather than args_to_skip.
2720 2009-07-20 Ira Rosen <irar@il.ibm.com>
2722 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2723 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2724 (get_initial_def_for_reduction): Likewise.
2725 (vectorizable_reduction): Skip the check of first operand in case
2726 of COND_EXPR. Add check that it is outer loop vectorization if
2727 nested cycle was detected. Call vectorizable_condition() for
2728 COND_EXPR. If reduction epilogue cannot be created do not fail for
2729 nested cycles (if it is not double reduction). Assert that there
2730 is only one type in the loop in case of COND_EXPR. Call
2731 vectorizable_condition() to vectorize COND_EXPR.
2732 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2733 Add parameters. Allow nested cycles if called from
2734 vectorizable_reduction(). Use reduction vector variable if provided.
2735 (vect_analyze_stmt): Call vectorizable_reduction() before
2736 vectorizable_condition().
2737 (vect_transform_stmt): Update call to vectorizable_condition().
2739 2009-07-20 Christian Bruel <christian.bruel@st.com>
2741 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2742 * doc/invoke.texi (-mfmovd): Likewise.
2743 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2745 2009-07-20 Jan Hubicka <jh@suse.cz>
2747 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2748 when handling SSA name.
2750 2009-07-19 Jan Hubicka <jh@suse.cz>
2752 PR tree-optimization/40676
2753 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2754 virtual PHIs in empty BBs.
2756 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2758 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2759 re-expanded the compound use gen_lowpart instead to convert to the
2762 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2764 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2765 OUTER_CONST arguments.
2766 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2767 the new wider mode will be masked off.
2768 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2770 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2772 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2773 high-order bits are zero.
2775 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2777 * combine.c (simplify_shift_const_1): Split code to determine
2779 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2780 new bits shifted in are identical to the old sign bit.
2782 2009-07-18 Richard Guenther <rguenther@suse.de>
2785 * gimplify.c (gimplify_call_expr): Reject code using results from
2786 functions returning void.
2788 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2790 * doc/md.texi: Document the new PowerPC "es" constraint.
2791 Document that "m" can include automodified addresses on this target,
2792 and explain how %U must be used. Extend the "Q" and "Z" documentation
2793 to suggest "es" as well as "m".
2794 * config/rs6000/constraints.md (es): New memory constraint.
2795 (Q, Z): Update strings to match new documentation.
2797 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2799 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2800 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2801 * config/rs6000/predicates.md (volatile_mem_operand): Use
2802 offsettable_nonstrict_memref_p.
2803 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2804 (*floatunssidf2_internal): Likewise.
2805 (*fix_truncdfsi2_internal): Likewise.
2806 (*fix_trunctfsi2_internal): Likewise.
2808 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2810 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2812 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2814 2009-07-17 Richard Guenther <rguenther@suse.de>
2817 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2818 (pass_warn_unused_result): Likewise.
2819 (TODO_set_props): Remove.
2820 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2822 (pass_diagnose_omp_blocks): Define.
2823 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2824 (c_gimple_diagnostics_recursively): Remove.
2825 (finish_function): Do not call it.
2826 (c_write_global_declarations): Continue after errors.
2827 Finalize the CU here.
2828 * c-gimplify.c (c_genericize): Do not gimplify here.
2829 * c-common.c (c_warn_unused_result): Move ...
2830 * tree-cfg.c (do_warn_unused_result): ... here.
2831 (run_warn_unused_result): New function.
2832 (gate_warn_unused_result): New function.
2833 (pass_warn_unused_result): New pass.
2834 * c-common.h (c_warn_unused_result): Remove.
2835 * flags.h (flag_warn_unused_result): Declare.
2836 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2837 * opts.c (flag_warn_unused_result): Initialize to false.
2838 * toplev.c (compile_file): Add comment.
2839 * omp-low.c (create_omp_child_function): Do not register
2840 the function with the frontend.
2841 (diagnose_omp_structured_block_errors): Prepare to be
2842 called as optimization pass.
2843 (gate_diagnose_omp_blocks): New function.
2844 (pass_diagnose_omp_blocks): New pass.
2845 * cgraph.h (cgraph_optimize): Remove.
2846 (cgraph_analyze_function): Likewise.
2847 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2848 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2849 before their parents here.
2850 (cgraph_finalize_function): Not here.
2851 (cgraph_analyze_function): Gimplify functions here.
2852 (cgraph_finalize_compilation_unit): Continue after errors.
2853 Optimize the callgraph from here.
2854 (cgraph_optimize): Make static.
2855 * langhooks.c (write_global_declarations): Finalize the CU.
2856 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2857 (gimplify_function_tree): Assert we gimplify only once.
2858 Set PROP_gimple_any property.
2859 * tree-nested.c (gimplify_all_functions): New function.
2860 (lower_nested_functions): Gimplify all nested functions.
2861 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2862 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2863 and pass_diagnose_omp_blocks after gimplification. Do not
2864 set TODO_set_props on all_lowering_passes.
2865 (execute_one_pass): Do not handle TODO_set_props.
2866 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2867 (gimplify.o): Add tree-pass.h dependency.
2868 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2869 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2870 (unsave_r): Likewise.
2871 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2874 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2876 * doc/service.texi (Service): Restore previously removed link,
2877 which isn't broken after all.
2879 2009-07-17 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/40321
2882 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2883 PHI nodes to the maximal set.
2884 (make_values_for_phi): Add PHI arguments to the maximal set.
2885 (execute_pre): Dump PHI_GEN and the maximal set.
2887 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2890 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2893 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2895 * doc/extend.texi (Nested Functions): Replace broken link with
2897 * doc/service.texi (Service): Remove broken link.
2899 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2902 * builtins.c (expand_builtin_memcmp): Use loc instead of
2903 EXPR_LOCATION (exp).
2904 (expand_builtin_strncmp): Likewise.
2906 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2907 Manuel López-Ibáñez <manu@gcc.gnu.org>
2910 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2911 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2912 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2913 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2914 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2915 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2916 tree-inline.c, c-common.c, c-common.h, gimple.c,
2917 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2918 convert.c: Add location argument to fold_{unary,binary,ternary},
2919 fold_build[123], build_call_expr, build_size_arg,
2920 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2921 fold_build1_initializer, fold_build2_initializer,
2922 fold_build3_initializer, fold_build_call_array,
2923 fold_build_call_array_initializer, fold_single_bit_test,
2924 omit_one_operand, omit_two_operands, invert_truthvalue,
2925 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2926 combine_comparisons, fold_builtin_*, fold_call_expr,
2927 build_range_check, maybe_fold_offset_to_address, round_up,
2930 2009-07-16 Jason Merrill <jason@redhat.com>
2933 * c-common.c (c_common_reswords): Add __is_standard_layout
2935 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2936 * doc/implement-cxx.texi: New.
2937 * doc/gcc.texi: Include it.
2939 2009-07-16 DJ Delorie <dj@redhat.com>
2941 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2942 compares that may be indirectly affected by previous instructions.
2944 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2946 * builtins.c (do_mpc_arg2): New.
2947 (fold_builtin_2): Fold builtin cpow.
2948 * real.h (HAVE_mpc_pow): New.
2950 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2952 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2953 comparison to skip unprofitable schedule
2955 2009-07-16 Simon Baldwin <simonb@google.com>
2957 * gcc.c (option_map): New flag -no-canonical-prefixes.
2958 * (display_help): Print help text for new flag.
2959 * (process_command): Move options translation and language specifics
2960 and handle new flag early. Use it to set a function pointer to a
2961 prefix builder. Replace make_relative_prefix calls with calls to
2962 the function pointed to. Ignore new flag in regular options handling.
2963 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2965 2009-07-15 DJ Delorie <dj@redhat.com>
2967 * config/mep/mep.md (sibcall_internal): Change register to avoid
2969 (sibcall_value_internal): Likewise.
2971 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2973 PR rtl-optimization/40710
2974 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2976 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2978 * config/mips/mips.md (*extenddi_truncate<mode>,
2979 *extendsi_truncate<mode>): Change type attribute to move_type
2980 with shift_shift. Split out code handling exts from here ...
2981 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2983 (*extendhi_truncateqi): Change type attribute to move_type with
2984 shift_shift. Split out code handling exts from here ...
2985 (*extendhi_truncateqi_exts): ... to this new pattern.
2987 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2990 instead of "and" with inverted sign bit mask value. Use
2991 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2992 Allocate registers only for operand 4 and operand 5.
2994 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2997 * fold-const.c (fold_cond_expr_with_comparison): When folding
2998 < and <= to MIN, make sure the MIN uses the same type as the
2999 comparison's operands.
3001 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3003 * arm.md (ior_xor): New code iterator.
3004 (split for ior/xor with shift and zero-extend): New split pattern.
3005 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3007 2009-07-15 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3012 2009-07-15 Richard Guenther <rguenther@suse.de>
3015 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3017 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3019 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3020 handle 2.6.30 kernel.
3022 2009-07-15 DJ Delorie <dj@redhat.com>
3024 * config/mep/mep.md (sibcall_internal): Change register to allow
3025 for 24-bit addresses.
3026 (sibcall_value_internal): Likewise.
3028 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3030 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3031 that are enabled/disabled by the flags introduced by a previous patch.
3033 2009-07-14 DJ Delorie <dj@redhat.com>
3035 * config/mep/mep.md (sibcall_internal): Include non-toggling
3037 (sibcall_value_internal): Likewise.
3039 2009-07-14 Taras Glek <tglek@mozilla.com>
3040 Rafael Espindola <espindola@google.com>
3042 * doc/sourcebuild.texi: Document install-plugin target.
3043 * configure.ac: Added install-plugin target to language makefiles.
3044 * configure: Regenerate.
3045 * Makefile.in: (install-plugin): Install more headers,
3046 depend on lang.install-plugin.
3048 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3050 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3053 2009-07-14 DJ Delorie <dj@redhat.com>
3055 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3056 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3057 * config/mep/mep.md (sibcall_internal): Change test from
3058 mep_vliw_mode_match to mep_vliw_jmp_match.
3059 (sibcall_value_internal): Likewise.
3061 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/sse.md (copysign<mode>3): New expander.
3064 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3065 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3066 Use ix86_build_const_vector.
3067 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3068 IX86_BUILTIN_CPYSGNPD.
3069 (builtin_description): Add __builtin_ia32_copysignps and
3070 __builtin_ia32_copysignpd.
3071 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3072 and BUILT_IN_COPYSIGNF.
3074 2009-07-13 Jason Merrill <jason@redhat.com>
3076 * builtins.c (can_trust_pointer_alignment): New fn.
3077 (get_pointer_alignment): Factor it out from here.
3078 * tree.h: Declare it.
3080 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3082 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3085 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3089 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3091 2009-07-14 Richard Guenther <rguenther@suse.de>
3092 Andrey Belevantsev <abel@ispras.ru>
3095 * cfgexpand.c (partition_stack_vars): Do not bother to update
3096 alias information when not optimizing.
3098 2009-07-14 Richard Guenther <rguenther@suse.de>
3099 Andrey Belevantsev <abel@ispras.ru>
3101 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3102 (pt_solution_set): Likewise.
3103 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3104 * tree-ssa-structalias.c (pt_solution_set): New function.
3105 * final.c (rest_of_clean_state): Free SSA data structures.
3106 * print-rtl.c (print_decl_name): Remove.
3107 (print_mem_expr): Implement in terms of print_generic_expr.
3108 * alias.c (ao_ref_from_mem): New function.
3109 (rtx_refs_may_alias_p): Likewise.
3110 (true_dependence): Query alias-export info.
3111 (canon_true_dependence): Likewise.
3112 (write_dependence_p): Likewise.
3113 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3115 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3116 (mem_expr_equal_p): Use operand_equal_p.
3117 (set_mem_attributes_minus_bitpos): Do not use
3118 component_ref_for_mem_expr.
3119 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3120 (update_alias_info_with_stack_vars): Likewise.
3121 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3122 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3123 explicitly nor clear stmt operands.
3124 Free the decl-to-pointer map.
3125 * tree-optimize.c (execute_free_datastructures): Do not free
3126 SSA data structures here.
3127 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3128 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3129 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3131 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3133 2009-07-13 DJ Delorie <dj@redhat.com>
3135 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3136 unrolling at the right iteration count.
3138 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3141 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3143 * haifa-sched.c (rank_for_schedule): Introduced flags to
3144 enable/disable individual scheduling heuristics.
3145 * common.opt: Introduced flags to enable/disable individual
3146 heuristics in the scheduler.
3147 * doc/invoke.texi: Introduced flags to enable/disable individual
3148 heuristics in the scheduler.
3150 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3152 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3153 config/i386/mingw-tls.c.
3154 * config/i386/mingw-tls.c: Removed.
3156 2009-07-13 Ira Rosen <irar@il.ibm.com>
3158 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3159 checks access only relevant statements.
3160 (vectorizable_reduction): Likewise.
3162 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3164 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3165 just for 32-bit case.
3167 2009-07-12 Jan Hubicka <jh@suse.cz>
3169 PR tree-optimization/40585
3170 * except.c (expand_resx_expr): When there already is resume
3171 instruction, produce linked list.
3172 (build_post_landing_pads): Assert that resume is empty.
3173 (connect_post_landing_pads): Handle resume lists.
3174 (dump_eh_tree): Dump resume list.
3176 2009-07-12 Ira Rosen <irar@il.ibm.com>
3178 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3179 with additional argument.
3180 * tree-vectorizer.h (enum vect_def_type): Add
3181 vect_double_reduction_def.
3182 (vect_is_simple_reduction): Add argument.
3183 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3185 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3186 vect_is_simple_reduction with additional argument.
3187 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3189 (reduction_code_for_scalar_code): Handle additional codes by
3190 returning ERROR_MARK for them. Fix comment and indentation.
3191 (vect_is_simple_reduction): Fix comment, add argument to specify
3192 double reduction. Detect double reduction.
3193 (get_initial_def_for_induction): Fix indentation.
3194 (get_initial_def_for_reduction): Fix comment and indentation.
3195 Handle double reduction. Create initial definitions that do not
3196 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3197 (vect_create_epilog_for_reduction): Fix comment, add argument to
3198 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3199 epilogue result extraction. Create double reduction phi node and
3200 replace relevant uses.
3201 (vectorizable_reduction): Call vect_is_simple_reduction with
3202 additional argument. Fix indentation. Update epilogue code treatment
3203 according to the changes in reduction_code_for_scalar_code. Check
3204 for double reduction. Call vect_create_epilog_for_reduction with
3205 additional argument.
3206 * tree-vect-stmts.c (process_use): Handle double reduction, update
3208 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3209 (vect_get_vec_def_for_operand): Likewise.
3211 2009-07-12 Danny Smith <dansmister@gmail.com>
3213 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3214 dllexport if !TREE_PUBLIC.
3215 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3217 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3219 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3220 (avr_extra_arch_macro) Remove declatation.
3221 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3222 (avr_extra_arch_macro) Declare as static.
3223 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3225 2009-07-11 Jan Hubicka <jh@suse.cz>
3228 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3230 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3233 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3234 cold_in_std_section bits.
3235 (dwarf2out_begin_prologue): Initialize them.
3236 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3237 if already covered by text_section or cold_text_section range.
3239 PR rtl-optimization/40667
3240 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3241 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3242 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3243 * config/i386/i386.c (ix86_minimum_alignment): New function.
3244 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3245 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3246 * emit-rtl.c (gen_reg_rtx): Likewise.
3247 * function.c (assign_parms): Likewise. If nominal_type needs
3248 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3249 rather than passed_type's alignment.
3252 * function.c (assign_parm_setup_stack): Adjust
3253 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3254 from nominal_mode on big endian.
3256 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3258 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3260 2009-07-10 DJ Delorie <dj@redhat.com>
3262 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3264 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3266 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3268 (thumb2_cbnz): Likewise.
3270 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3273 * config.gcc (supported_defaults): Add synci.
3274 (with_synci): Add validation.
3275 (all_defaults): Add synci.
3276 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3279 * config/mips/mips.opt (msynci): New option.
3280 * config/mips/mips.c (mips_override_options): Warn on use of
3281 -msynci for targets that do now support it.
3282 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3284 * gcc/doc/invoke.texi (-msynci): Document the new option.
3285 * doc/install.texi (--with-synci): Document the new option.
3287 2009-07-10 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/40496
3290 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3291 the PHI result with a compatible type.
3293 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3297 * c.opt (Wunused-result): New.
3298 * doc/invoke.texi: Document it.
3299 * c-common.c (c_warn_unused_result): Use it.
3301 2009-07-09 DJ Delorie <dj@redhat.com>
3303 * targhooks.c (default_target_can_inline_p): Rename from
3304 default_target_option_can_inline_p.
3305 * targhooks.h (default_target_can_inline_p): Likewise.
3306 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3307 TARGET_OPTION_CAN_INLINE_P.
3308 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3309 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3310 (mep_target_can_inline_p): Rename from
3311 mep_target_option_can_inline_p.
3314 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3315 registers used to pass vectors.
3317 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3319 2009-07-09 Tom Tromey <tromey@redhat.com>
3321 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3322 * config/mmix/mmix.c: Include dwarf2.h.
3323 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3324 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3325 * config/sh/sh.c: Include dwarf2.h.
3326 * config/i386/i386.c: Include dwarf2.h.
3327 * Makefile.in (DWARF2_H): Remove 'elf'.
3328 * except.c: Include dwarf2.h.
3329 * unwind-dw2.c: Include dwarf2.h.
3330 * dwarf2out.c: Include dwarf2.h.
3331 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3332 * unwind-dw2-fde.c: Include dwarf2.h.
3333 * dwarf2asm.c: Include dwarf2.h.
3335 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3337 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3338 (max_issue): Use it.
3339 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3341 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3342 (region_sched_info): Update.
3343 * sched-ebb.c (ebb_sched_info): Update.
3344 * modulo-sched.c (sms_sched_info): Update.
3345 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3347 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3349 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3351 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3353 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3355 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3358 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3359 arg1 with arg01 if arg1 is already INTEGER_CST.
3361 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3363 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3364 Transform (and (truncate)) into (truncate (and)).
3366 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3368 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3369 creating LHS paradoxical subregs. Fix surrounding returns to
3370 use NULL_RTX rather than 0.
3372 2009-07-08 DJ Delorie <dj@redhat.com>
3374 * config/mep/mep.c: (mep_option_can_inline_p): New.
3375 (TARGET_OPTION_CAN_INLINE_P): Define.
3377 2009-07-08 Mark Wielaard <mjw@redhat.com>
3380 * dwarf2out.c (add_data_member_location_attribute): When we have
3381 only a constant offset don't emit a new location description using
3382 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3385 2009-07-08 Richard Henderson <rth@redhat.com>
3388 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3389 (enum reg_class): Add CLOBBERED_REGS.
3390 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3391 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3392 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3393 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3394 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3395 force 64-bit sibcalls into R11.
3396 * config/i386/constraints.md (U): New constraint.
3397 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3398 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3399 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3401 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3403 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3405 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3406 * ebitmap.h (dump_ebitmap): Ditto.
3407 * optabs.h (optab_libfunc): Ditto.
3408 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3409 * tree-flow.h (vect_can_force_dr_alignment_p,
3410 get_vectype_for_scalar_type): Ditto.
3411 (vectorize_loops): Move prototype to ...
3412 * tree-vectorizer.h: ... here. Also, adjust comment.
3413 (vect_set_verbosity_level): Remove duplicate prototype.
3414 * tree-ssa-loop.c: Include tree-vectorizer.h.
3415 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3417 2009-07-08 Nick Clifton <nickc@redhat.com>
3419 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3422 2009-07-08 DJ Delorie <dj@redhat.com>
3424 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3425 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3426 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3428 * config/mep/intrinsics.md: Regenerated.
3429 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3430 registers when asm() or calls are detected.
3432 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3435 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3437 * gimple (gimple_build_call_from_tree): Likewise.
3438 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3439 no_warning flag before warning.
3441 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3443 * tree.c (set_expr_locus): Remove.
3444 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3445 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3447 * gimplify.c (internal_get_tmp_var): Likewise.
3448 (gimplify_call_expr): Likewise.
3449 (gimplify_one_sizepos): Likewise.
3451 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3454 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3455 to variables for debugging purposes.
3457 2009-06-23 Mark Loeser <mark@halcy0n.com>
3460 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3462 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3464 * pretty-print.c (pp_base_format): Remove %J.
3465 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3466 gcc_cxxdiag_char_table): Likewise.
3467 (init_dynamic_diag_info): Likewise.
3469 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3471 * pretty-print.c (pp_base_format): Remove %H.
3472 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3473 gcc_cxxdiag_char_table): Likewise.
3474 (init_dynamic_diag_info): Likewise.
3475 * config/mep/mep.c (mep_select_section): Likewise.
3477 2009-07-07 Duncan Sands <baldrick@free.fr>
3479 * final.c (pass_clean_state): Give the pass a name.
3480 * passes.c (pass_rest_of_compilation): Likewise.
3481 * tree-optimize.c (pass_all_optimizations): Likewise.
3483 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3485 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3486 an extra 'decl' for error_at.
3488 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3491 * tree-tailcall.c (adjust_return_value_with_ops,
3492 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3493 if it has complex or vector type.
3495 2009-07-07 Olivier Hainque <hainque@adacore.com>
3497 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3500 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3502 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3504 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3506 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3507 * c-decl.c: Likewise.
3508 * function.c: Likewise.
3509 * varasm.c: Likewise.
3510 * tree-ssa.c: Likewise.
3511 * c-common.c: Likewise.
3512 * tree-cfg.c: Likewise.
3513 * config/spu/spu.c: Likewise.
3514 * config/ia64/ia64.c: Likewise.
3515 * config/v850/v850.c: Likewise.
3517 2009-07-06 DJ Delorie <dj@redhat.com>
3519 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3520 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3521 unspecified accesses to control registers.
3522 * config/mep/intrinsics.md: Regenerate.
3523 * config/mep/intrinsics.h: Regenerate.
3524 * config/mep/mep-intrin.h: Regenerate.
3526 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3528 * c-lex.c: Replace %H by an explicit location. Update all calls.
3529 * c-common.c: Likewise.
3530 * c-decl.c: Likewise.
3531 * c-typeck.c: Likewise.
3532 * fold-const.c: Likewise.
3533 * gimplify.c: Likewise.
3535 * tree-cfg.c: Likewise.
3536 * tree-ssa-loop-niter.c: Likewise.
3537 * tree-vrp.c: Likewise.
3538 * value-prof.c: Likewise.
3540 2009-07-06 Diego Novillo <dnovillo@google.com>
3542 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3543 if it has one. Handle cases where VAR does not have an
3544 annotation or cfun is NULL.
3546 2009-07-06 Diego Novillo <dnovillo@google.com>
3548 * tree.c: Include debug.h.
3549 (initialize_tree_contains_struct): New.
3550 (init_ttree): Call it.
3551 (tree_node_structure_for_code): Factor out of ...
3552 (tree_node_structure): ... here.
3553 * treestruct.def (TS_PHI_NODE): Remove.
3554 (TS_GIMPLE_STATEMENT): Remove.
3556 2009-07-06 Diego Novillo <dnovillo@google.com>
3558 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3559 (debug_tree_chain): Handle cycles.
3561 2009-07-06 Nick Clifton <nickc@redhat.com>
3562 DJ Delorie <dj@redhat.com>
3564 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3565 __FMOVD_ENABLED__ is defined.
3567 (TARGET_FMOVD): Provide a default definition.
3568 (MASK_FMOVD): Likewise.
3569 (TARGET_CPU_CPP_BUILTINS): Define
3570 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3571 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3572 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3573 (split for DF load from memory into register): Also handle
3574 MEMs which consist of REG+DISP addressing.
3575 (split for DF store from register to memory): Likewise.
3576 (movsf_ie): Always use single fp_mode.
3577 * config/sh/sh.c (sh_override_options): Do not automatically
3578 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3579 that to the -mfmovd command line switch.
3580 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3581 (fldi_ok): Always allow.
3582 * config/sh/sh.opt (mfmovd): Remove this switch.
3583 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3585 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3586 Kaz Kojima <kkojima@gcc.gnu.org>
3588 PR rtl-optimization/30807
3589 * postreload.c (reload_combine): For every new use of REG_SUM,
3590 record the use of BASE.
3592 2009-07-06 Jan Hubicka <jh@suse.cz>
3594 * params.def: Revert my accidental commit at 2009-06-30.
3596 2009-07-04 Ian Lance Taylor <iant@google.com>
3599 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3601 (mingw_format_attribute_overrides): Likewise.
3603 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3606 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3607 don't check cfa.reg. Instead of cfa.indirect use
3608 fde && fde->drap_reg != INVALID_REGNUM test.
3610 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3612 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3614 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3617 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3619 2009-07-03 Richard Guenther <rguenther@suse.de>
3621 PR tree-optimization/40640
3622 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3625 2009-07-03 Jan Hubicka <jh@suse.cz>
3627 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3628 for size, reduce amount of inlining.
3630 2009-07-03 Richard Guenther <rguenther@suse.de>
3633 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3634 if t +- x is known to not overflow and the conversion widens the
3636 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3638 2009-07-03 Jan Hubicka <jh@suse.cz>
3640 * ipa-pure-const.c (analyze): Update loop optimizer init.
3641 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3642 try_remove_empty_loop, remove_empty_loops): Remove.
3643 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3644 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3645 to mark regular loops as neccesary.
3646 (degenerate_phi_p): New function.
3647 (propagate_necessity, remove_dead_phis): Use it.
3648 (forward_edge_to_pdom): Likewise.
3649 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3650 virtual PHI nodes that became unreachable.
3651 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3652 * tree-flow.h (remove_empty_loops): Remove.
3653 * passes.c (init_optimization_passes): Remove.
3655 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3658 can_create_pseudo_p.
3659 (*fix_trunc<mode>_i387_1): Ditto.
3660 (*floathi<mode>2_1): Ditto.
3661 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3662 (*fistdi2_1): Ditto.
3663 (*fist<mode>2_1): Ditto.
3664 (frndintxf2_floor): Ditto.
3665 (*fist<mode>2_floor_1): Ditto.
3666 (frndintxf2_ceil): Ditto.
3667 (*fist<mode>2_ceil_1): Ditto.
3668 (frndintxf2_trunc): Ditto.
3669 (frndintxf2_mask_pm): Ditto.
3670 (fxam<mode>2_i387_with_temp): Ditto.
3671 * config/i386/sse.md (mulv16qi3): Ditto.
3672 (*sse2_mulv4si3): Ditto.
3674 (sse4_2_pcmpestr): Ditto.
3675 (sse4_2_pcmpistr): Ditto.
3677 2009-07-03 Jan Hubicka <jh@suse.cz>
3679 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3680 (mark_stmt_necessary): Set it.
3681 (mark_operand_necessary): Set it.
3682 (mark_control_dependent_edges_necessary): Set it.
3683 (mark_virtual_phi_result_for_renaming): New function.
3684 (get_live_post_dom): New function.
3685 (forward_edge_to_pdom): New function.
3686 (remove_dead_stmt): Fix handling of control dependences.
3687 (tree_dce_init): Init new bitmap.
3688 (tree_dce_done): Free it.
3690 2009-07-02 Richard Guenther <rguenther@suse.de>
3693 * tree-ssa-structalias.c (new_var_info): Initialize
3696 2009-07-02 Jan Hubicka <jh@suse.cz>
3698 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3701 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3703 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3704 instead of recomputing it. Adjust calls.
3705 (emit_store_flag): Adjust recursive calls.
3707 2009-07-02 Richard Guenther <rguenther@suse.de>
3709 * tree-ssa-live.c (remove_unused_locals): Do not remove
3711 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3712 of DECL_EXTERNAL for HEAP variables.
3713 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3714 HEAP variables. Do not adjust RESTRICT vars.
3715 (find_what_var_points_to): Nobody cares if something
3718 2009-07-02 Ben Elliston <bje@au.ibm.com>
3720 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3721 pc_low and pc_high declarations to the top of the function.
3723 2009-07-01 DJ Delorie <dj@redhat.com>
3725 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3727 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3728 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3729 unspecified accesses to control registers.
3730 * config/mep/intrinsics.md: Regenerate.
3731 * config/mep/intrinsics.h: Regenerate.
3732 * config/mep/mep-intrin.h: Regenerate.
3734 2009-07-01 Anthony Green <green@moxielogic.com>
3736 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3737 instruction when possible.
3738 (moxie_expand_prologue): Ditto. Also, save an instruction and
3739 some complexity by popping off of $r12 instead of $sp.
3740 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3743 2009-07-01 Richard Henderson <rth@redhat.com>
3746 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3747 contained no insns, reposition note before last insn.
3749 2009-07-01 Richard Henderson <rth@redhat.com>
3752 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3753 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3755 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3758 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3759 darwin9 for printing reg addresses with %y.
3761 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3763 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3764 truncation from operands in binary operations.
3766 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3769 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3770 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3771 subreg of op0 to the original op0.
3773 * expmed.c (store_bit_field_1): Use a temporary as the destination
3774 instead of a paradoxical subreg when we need to truncate the result.
3776 2009-07-01 DJ Delorie <dj@redhat.com>
3778 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3779 names to VLIW variants.
3780 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3781 * config/mep/intrinsics.md: Regenerate.
3782 * config/mep/intrinsics.h: Regenerate.
3783 * config/mep/mep-intrin.h: Regenerate.
3785 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3788 * jump.c (returnjump_p): Revert last patch.
3789 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3791 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3794 * pa.md (casesi32p): Use jump table label to determine the offset
3796 (casesi64p): Likewise.
3798 * pa.c (forward_branch_p): Return bool type. Use instruction
3799 addresses when available. Assert that INSN has a jump label.
3800 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3803 2009-07-01 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/19831
3806 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3807 that only act as barriers do not make any previous stores necessary.
3808 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3809 HEAP variables global, do not add a constraint from nonlocal.
3810 (find_func_aliases): Handle escapes through return statements.
3811 (compute_points_to_sets): Make escaped HEAP variables global.
3813 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3816 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3817 after reducing a DImode cstore to SImode.
3819 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3821 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3822 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3824 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3826 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3827 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3829 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3830 and umod_optab if TARGET_BSD_DIVMOD.
3831 * config/vax/lib1funcs.asm: New file.
3832 * config/vax/t-linux: New file.
3833 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3835 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3838 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3839 to type arguments that have void type.
3842 * dwarf2out.c (gen_formal_parameter_die): Call
3843 equate_decl_number_to_die if node is different from origin.
3845 2009-06-30 Anthony Green <green@moxielogic.com>
3847 Clean up moxie port for --enable-build-with-cxx.
3848 * config/moxie/moxie.c (moxie_function_value): First two
3849 parameters are const_tree, not tree.
3850 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3851 (REG_CLASS_NAMES): Ditto.
3852 (REGNO_REG_CLASS): Ditto.
3853 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3854 (moxie_function_value): Fix constyness of arguments.
3856 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3858 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3859 finalize_size_functions before further processing.
3860 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3861 (variable_size): Call self_referential_size on size expressions
3862 that contain a PLACEHOLDER_EXPR.
3863 (size_functions): New static variable.
3864 (copy_self_referential_tree_r): New static function.
3865 (self_referential_size): Likewise.
3866 (finalize_size_functions): New global function.
3867 * tree.c: Include tree-inline.h.
3868 (push_without_duplicates): New static function.
3869 (find_placeholder_in_expr): New global function.
3870 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3872 <tcc_expression>: Likewise.
3873 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3874 the call in the expression.
3875 * tree.h (finalize_size_functions): Declare.
3876 (find_placeholder_in_expr): Likewise.
3877 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3878 (substitute_placeholder_in_expr): Update comment.
3879 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3881 (copy_tree_body_r): Likewise.
3882 (copy_tree_body): New static function.
3883 (maybe_inline_call_in_expr): New global function.
3884 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3885 (maybe_inline_call_in_expr): Declare.
3886 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3887 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3890 2009-06-30 Richard Guenther <rguenther@suse.de>
3892 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3894 (propagate_necessity): Do not mark reaching defs of stores
3897 2009-06-30 Jan Hubicka <jh@suse.cz>
3899 * cfgloopanal.c (check_irred): Move into ...
3900 (mark_irreducible_loops): ... here; return true if ireducible
3902 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3903 (analyze_function): Try to prove loop finiteness.
3904 * cfgloop.h (mark_irreducible_loops): Update prototype.
3905 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3907 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3909 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3911 2009-06-30 Ira Rosen <irar@il.ibm.com>
3913 PR tree-optimization/40542
3914 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3917 2009-06-30 Martin Jambor <mjambor@suse.cz>
3919 PR tree-optimization/40582
3920 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3921 than useless_type_conversion_p.
3922 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3925 2009-06-30 Martin Jambor <mjambor@suse.cz>
3928 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3930 2009-06-30 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3933 use ao_ref references.
3934 (walk_aliased_vdefs): Likewise.
3935 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3936 * tree-ssa-dce.c (struct ref_data): Remove.
3937 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3938 (mark_aliased_reaching_defs_necessary): Adjust.
3939 (mark_all_reaching_defs_necessary_1): Likewise.
3941 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3944 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3945 (emit_store_flag_1): Extract from emit_store_flag, adjust
3946 calls to (what now is) emit_cstore.
3947 (emit_store_flag): Call emit_store_flag_1 and also use it
3948 for what used to be recursive calls.
3950 2009-06-30 Wei Guozhi <carrot@google.com>
3953 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3954 if the target bb post dominates from bb.
3955 * config/i386/i386.c (memory_address_length): Check existence of base
3956 register before using it.
3958 2009-06-30 Nick Clifton <nickc@redhat.com>
3959 DJ Delorie <dj@redhat.com>
3961 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3962 __FMOVD_ENABLED__ is defined.
3964 (TARGET_FMOVD): Provide a default definition.
3965 (MASK_FMOVD): Likewise.
3966 (TARGET_CPU_CPP_BUILTINS): Define
3967 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3968 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3969 two fmov instructions depending upon whether TARGET_FMOVD is
3971 (split for DF load from memory into register): Also handle
3972 MEMs which consist of REG+DISP addressing.
3973 (split for DF store from register to memory): Likewise.
3974 * config/sh/sh.opt (mfmovd): Remove this switch.
3975 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3976 * config/sh/sh.c (sh_override_options): Do not automatically
3977 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3978 that to the -mfmovd command line switch.
3980 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3982 (fldi_ok): Always allow.
3983 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3985 2009-06-29 DJ Delorie <dj@redhat.com>
3987 * doc/install.texi (mep-x-elf): Correct chip's full name.
3989 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3991 * doc/extend.texi: Fix typo.
3993 2009-06-29 Tom Tromey <tromey@redhat.com>
3996 * Makefile.in (DWARF2_H): New variable.
3998 (dwarf2out.o): Likewise.
3999 (dwarf2asm.o): Likewise.
4000 * config/i386/t-i386: Use DWARF2_H.
4001 * except.c: Include elf/dwarf2.h.
4002 * unwind-dw2.c: Include elf/dwarf2.h.
4003 * dwarf2out.c: Include elf/dwarf2.h.
4004 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4005 <dtprel>: New field.
4006 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4007 (size_of_loc_descr): Likewise.
4008 (output_loc_operands_raw): Likewise.
4009 (output_loc_operands): Handle new dtprel field.
4010 (loc_checksum): Update.
4011 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4012 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4013 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4014 * dwarf2asm.c: Include elf/dwarf2.h.
4015 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4016 * config/mmix/mmix.c: Include elf/dwarf2.h.
4017 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4018 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4019 * config/sh/sh.c: Include elf/dwarf2.h.
4020 * config/i386/i386.c: Include elf/dwarf2.h.
4022 2009-06-29 DJ Delorie <dj@redhat.com>
4024 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4026 * doc/extend.texi: Add MeP attributes and pragmas.
4027 * doc/invoke.text: Add MeP Options.
4028 * doc/contrib.texi: Add MeP contribution.
4029 * doc/md.texi: Add MeP constraints.
4030 * doc/install.texi: Add MeP target.
4032 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4034 * target.h (struct gcc_target): Add frame_pointer_required field.
4035 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4036 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4037 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4039 * reload1.c (update_eliminables): (Ditto.).
4040 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4041 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4042 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4044 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4046 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4047 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4048 (arm_frame_pointer_required): New function.
4050 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4051 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4052 (avr_frame_pointer_required_p): Declare as static.
4053 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4055 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4056 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4057 (bfin_frame_pointer_required): Make as static, change return type
4059 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4061 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4062 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4063 (cris_frame_pointer_required): New function.
4065 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4067 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4068 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4069 (fr30_frame_pointer_required): New function.
4071 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4072 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4073 (frv_frame_pointer_required): Make as static, change return type
4075 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4077 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4078 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4079 (ix86_frame_pointer_required): Make as static, change return type to
4081 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4083 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4084 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4086 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4088 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4090 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4092 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4093 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4094 (mips_frame_pointer_required): Make as static.
4095 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4097 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4098 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4099 (mmix_frame_pointer_required): Mew function.
4101 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4102 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4104 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4106 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4108 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4110 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4111 (CAN_ELIMINATE): Redefine.
4112 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4113 (sparc_frame_pointer_required): New function.
4114 (sparc_can_eliminate): New function.
4115 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4117 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4118 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4120 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4121 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4122 (xtensa_frame_pointer_required): Make as static, change return type
4124 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4127 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4129 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4130 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4131 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4132 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4133 (register_callback): Handle PLUGIN_START_UNIT.
4134 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4136 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4138 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4140 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4141 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4143 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4145 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4148 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4150 * doc/extend.texi (Additional Floating Types): __float128 is also
4151 supported on i386 targets.
4153 2009-06-29 Richard Guenther <rguenther@suse.de>
4156 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4158 (pt_solutions_same_restrict_base): Declare.
4159 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4161 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4162 (make_constraint_from, make_copy_constraint): Move earlier.
4163 (make_constraint_from_heapvar): New function.
4164 (make_constraint_from_restrict): Likewise.
4165 (handle_lhs_call): Use it.
4166 (find_func_aliases): Use it to track conversions to restrict
4168 (struct fieldoff): Add only_restrict_pointers flag.
4169 (push_fields_onto_fieldstack): Initialize it.
4170 (create_variable_info_for): Track global restrict qualified pointers.
4171 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4172 Track restrict qualified pointer arguments.
4173 (set_uids_in_ptset): Use varinfo is_global_var flag.
4174 (find_what_var_points_to): Set the vars_contains_restrict flag.
4175 Always create the points-to solution for sets including restrict tags.
4176 (pt_solutions_same_restrict_base): New function.
4177 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4178 qualified pointers use pt_solutions_same_restrict_base as
4179 additional source for disambiguation.
4181 2009-06-29 Richard Guenther <rguenther@suse.de>
4184 * alias.c (find_base_decl): Remove.
4185 (get_deref_alias_set_1): Remove restrict handling.
4186 * c-common.c (c_apply_type_quals_to_decl): Do not set
4187 DECL_POINTER_ALIAS_SET.
4188 * gimplify.c (find_single_pointer_decl_1): Remove.
4189 (find_single_pointer_decl): Likewise.
4190 (internal_get_tmp_var): Remove restrict handling.
4191 (gimple_regimplify_operands): Likewise.
4192 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4193 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4194 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4195 * tree.c (restrict_base_for_decl): Remove.
4196 (init_ttree): Do not allocate it.
4197 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4198 LABEL_DECL_UID for label decls.
4199 (copy_node_stat): Do not copy restrict information.
4200 (decl_restrict_base_lookup): Remove.
4201 (decl_restrict_base_insert): Likewise.
4202 (print_restrict_base_statistics): Likewise.
4203 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4204 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4205 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4206 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4207 (LABEL_DECL_UID): Adjust.
4208 (DECL_BASED_ON_RESTRICT_P): Remove.
4209 (DECL_GET_RESTRICT_BASE): Likewise.
4210 (SET_DECL_RESTRICT_BASE): Likewise.
4211 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4213 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4214 instead of DECL_POINTER_ALIAS_SET.
4215 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4216 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4217 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4219 2009-06-29 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/40579
4222 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4223 the IL to simplify has constants that overflowed.
4225 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4227 PR tree-optimization/40550
4228 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4229 vector_compute_type only when the size of vector_compute_type is
4230 less than the size of type.
4232 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4234 * fold-const.c (contains_label_1): Fix comments.
4235 (contains_label_p): Do not walk trees multiple time.
4237 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4239 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4240 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4241 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4242 ix86_fp_comparison_operator.
4243 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4244 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4245 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4246 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4247 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4248 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4249 (related splits): Change predicate to ix86_fp_comparison_operator.
4250 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4251 instead of ix86_fp_comparison_codes.
4252 (ix86_trivial_fp_comparison_operator,
4253 ix86_fp_comparison_operator): New.
4254 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4255 (ix86_expand_compare): Eliminate last two parameters.
4256 (ix86_fp_jump_nontrivial_p): Kill.
4257 * config/i386/i386.c (put_condition_code): Eliminate call to
4258 ix86_fp_comparison_codes and subsequent assertion.
4259 (ix86_fp_comparison_codes): Eliminate.
4260 (ix86_fp_swap_condition): New.
4261 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4262 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4263 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4264 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4265 and ix86_fp_swap_condition.
4266 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4267 Use ix86_fp_comparison_strategy.
4268 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4269 (ix86_fp_jump_nontrivial_p): Eliminate.
4270 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4271 call to ix86_expand_compare.
4272 (ix86_split_fp_branch, ix86_expand_setcc,
4273 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4274 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4276 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4278 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4279 related to jump_clobbers.
4280 * config/arm/arm.md (conds): Remove jump_clob case.
4281 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4282 splits): Change comparison_operator to arm_comparison_operator.
4283 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4286 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4288 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4289 condition for floating point modes.
4290 * expmed.c (emit_store_flag_1): Move here a bigger part
4292 (emit_store_flag): Try swapping the condition for floating point
4294 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4296 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4298 * expr.c (expand_expr_real_1): Just use do_store_flag.
4299 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4300 emit_store_flag_force.
4301 * expmed.c (emit_store_flag_force): Copy here trick
4302 previously in expand_expr_real_1. Try reversing the comparison.
4303 (emit_store_flag_1): Work if target is NULL.
4304 (emit_store_flag): Work if target is NULL, using the result mode
4305 from the comparison. Use split_comparison, restructure final part
4306 to simplify conditionals.
4308 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4310 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4311 * dojump.c (do_jump): Change handling of floating-point
4312 ops to use just do_compare_and_jump.
4313 (split_comparison): New.
4314 (do_compare_rtx_and_jump): Add here logic coming previously
4315 in do_jump, using split_comparison.
4317 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4322 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4324 * tree-ssa-alias.c: Fix unintentional commit.
4326 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4328 * passes.c (execute_one_pass): Fix unintentional commit.
4330 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4332 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4333 (df_rd_local_compute, df_md_local_compute): Inline them.
4335 (df_md_scratch): New.
4336 (df_md_alloc, df_md_free): Allocate/free it.
4337 (df_md_local_compute): Only include live registers in init.
4338 (df_md_transfer_function): Prune the in-set computed by
4339 the confluence function, and the gen-set too.
4341 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4343 PR rtl-optimization/26854
4344 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4345 * df-problems.c (df_rd_add_problem): Fix comment.
4346 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4347 df_md_simulate_artificial_defs_at_top,
4348 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4349 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4350 df_md_transfer_function, df_md_init, df_md_confluence_0,
4351 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4352 problem_MD, df_md_add_problem): New.
4353 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4354 df_md_get_bb_info): New.
4355 (DF_LAST_PROBLEM_PLUS1): Adjust.
4357 * Makefile.in (fwprop.o): Include domwalk.h.
4358 * fwprop.c: Include domwalk.h.
4359 (reg_defs, reg_defs_stack): New.
4360 (bitmap_only_bit_between): Remove.
4361 (process_defs): New.
4362 (process_uses): Use reg_defs and local_md instead of
4363 bitmap_only_bit_between and local_rd.
4364 (single_def_use_enter_block): New, from build_single_def_use_links.
4365 (single_def_use_leave_block): New.
4366 (build_single_def_use_links): Remove code moved to
4367 single_def_use_enter_block, invoke domwalk.
4368 (use_killed_between): Adjust comment.
4370 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4372 * bitmap.h (bitmap_ior_and_into): New.
4373 * bitmap.c (bitmap_ior_and_into): New.
4375 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4377 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4378 before_dom_children_before_stmts and after_dom_children_after_stmts.
4379 Rename the two remaining callbacks to just before_dom_children and
4380 after_dom_children. Remove other GIMPLE statement walking bits.
4381 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4382 * graphite.c: Do not include domwalk.h.
4383 * tree-into-ssa.c (interesting_blocks): New global.
4384 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4385 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4386 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4387 now that they're not domwalk callbacks.
4388 (rewrite_initialize_block): Rename to...
4389 (rewrite_enter_block): ... this, place after called functions. Test
4390 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4391 (rewrite_finalize_block): Rename to...
4392 (rewrite_leave_block): ... this, place after called functions.
4393 (rewrite_update_init_block): Rename to...
4394 (rewrite_update_enter_block): ... this, place after called functions.
4395 Test interesting_blocks, call rewrite_update_stmt and
4396 rewrite_update_phi_arguments.
4397 (rewrite_update_fini_block): Rename to...
4398 (rewrite_leave_block): ... this, place after called functions.
4399 (rewrite_blocks): Remove last argument, simplify initialization of
4401 (mark_def_sites_initialize_block): Rename to...
4402 (mark_def_sites_block): ... this, call mark_def_sites.
4403 (mark_def_sites_blocks): Remove argument, simplify initialization of
4405 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4406 (update_ssa): Likewise.
4407 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4409 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4410 (dom_opt_initialize_block): Rename to...
4411 (dom_opt_enter_block): ... this, place after called functions. Walk
4412 statements here, inline propagate_to_outgoing_edges.
4413 (dom_opt_finalize_block): Rename to...
4414 (dom_opt_leave_block): ... this, place after called functions.
4415 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4417 (dse_enter_block, dse_record_phi): New.
4418 (dse_record_phis): Delete.
4419 (dse_finalize_block): Rename to...
4420 (dse_leave_block): ... this.
4421 (tree_ssa_dse): Simplify initialization of walk_data.
4422 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4423 Adjust initialization of walk_data.
4424 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4425 * tree-ssa-loop-phiopt.c (get_non_trapping):
4426 Adjust initialization of walk_data.
4427 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4428 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4429 it's not a domwalk callback.
4430 (uncprop_initialize_block): Rename to...
4431 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4432 (dse_finalize_block): Rename to...
4433 (dse_leave_block): ... this.
4434 (tree_ssa_uncprop): Simplify initialization of walk_data.
4435 * Makefile.in: Adjust dependencies.
4437 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4439 * arm.md (casesi): Fix test for Thumb1.
4440 (thumb1_casesi_internal_pic): Likewise.
4441 (thumb1_casesi_dispatch): Likewise.
4443 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4445 * config/arm/arm-cores.def: Added core cortex-m0.
4446 * config/arm/arm-tune.md: Regenerated.
4447 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4449 2009-06-26 DJ Delorie <dj@redhat.com>
4451 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4453 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4454 the scheduler doesn't tag jump insns.
4456 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4458 * c-decl.c (merge_decls): Re-indent.
4460 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4463 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4464 Special-case decimal float constants.
4466 2009-06-26 Richard Henderson <rth@redhat.com>
4468 * function.h (struct function): Add cannot_be_copied_reason,
4469 and cannot_be_copied_set.
4470 * tree-inline.c (has_label_address_in_static_1): Rename from
4471 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4472 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4473 don't set inline_forbidden_reason.
4474 (copy_forbidden): New function, split out of inline_forbidden_p.
4475 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4476 (inline_forbidden_p): Use copy_forbidden.
4477 (tree_versionable_function_p): Likewise.
4478 (inlinable_function_p): Merge into tree_inlinable_function_p.
4479 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4480 * ipa-cp.c (ipcp_versionable_function_p): New function.
4481 (ipcp_cloning_candidate_p): Use it.
4482 (ipcp_node_modifiable_p): Likewise.
4484 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4486 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4487 that is marked not to be inlined. Remove flag_mudflap use.
4488 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4489 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4491 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4494 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4495 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4497 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4499 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4501 (__mingwthr_remove_key_dtor): Likewise.
4503 2009-06-26 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4507 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4510 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4511 try the non-cond_exec path also.
4513 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4516 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4517 (output_cbranch): Use new functions.
4518 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4521 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4522 Pat Haugen <pthaugen@us.ibm.com>
4523 Revital Eres <ERES@il.ibm.com>
4525 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4526 for %c error. Add %x support to print VSX registers as a unified
4527 register set, instead of separate float and altivec registers.
4528 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4529 %y case, and add support for VSX pre-modify addresses.
4530 (output_toc): Add assert for CONST containing an integer constant
4532 (rs6000_adjust_cost): Add POWER7 support.
4533 (insn_must_be_first_in_group): Ditto.
4534 (insn_must_be_last_in_group): Ditto.
4535 (rs6000_emit_popcount): Ditto.
4536 (rs6000_vector_mode_supported_p): Ditto.
4538 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4539 Change some of the functions called by macros to being called
4540 through a pointer, so debug functions can be inserted if
4541 -mdebug=addr or -mdebug=cost.
4542 (rs6000_preferred_reload_class_ptr): Ditto.
4543 (rs6000_secondary_reload_class_ptr): Ditto.
4544 (rs6000_secondary_memory_needed_ptr): Ditto.
4545 (rs6000_cannot_change_mode_class_ptr): Ditto.
4546 (rs6000_secondary_reload_inner): Ditto.
4547 (rs6000_legitimize_reload_address): Ditto.
4548 (rs6000_legitimize_reload_address_ptr): Ditto.
4549 (rs6000_mode_dependent_address): Ditto.
4550 (rs6000_mode_dependent_address_ptr): Ditto.
4552 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4553 function to return true if the mode allows reg + integer
4555 (virtual_stack_registers_memory_p): New function to return true if
4556 the address refers to a virtual stack register.
4557 (rs6000_legitimate_offset_address_p): Move code to say whether a
4558 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4560 (rs6000_legitimate_address_p): Add checks for modes that only can
4561 do reg+reg addressing. Start adding VSX support.
4562 (rs6000_legitimize_reload_address): Ditto.
4563 (rs6000_legitimize_address): Ditto.
4564 (rs6000_debug_legitimate_address_p): New debug functions for
4565 -mdebug=addr and -mdebug=cost.
4566 (rs6000_debug_rtx_costs): Ditto.
4567 (rs6000_debug_address_costs): Ditto.
4568 (rs6000_debug_adjust_cost): Ditto.
4569 (rs6000_debug_legitimize_address): Ditto.
4570 (rs6000_legitimize_reload_address_ptr): Point to call normal
4571 function or debug function. Make functions called via pointer
4573 (rs6000_mode_dependent_address_ptr): Ditto.
4574 (rs6000_secondary_reload_class_ptr): Ditto.
4575 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4576 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4577 into a friendlier error.
4578 (rs6000_init_builtins): Add initial VSX support.
4579 (rs6000_adjust_cost): Fix some spacing issues.
4581 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4582 (REG_CLASS_NAMES): Ditto.
4583 (REG_CLASS_CONTENTS): Ditto.
4584 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4585 pointer, to add -mdebug=addr support.
4586 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4587 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4588 -mdebug=addr support.
4589 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4590 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4591 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4593 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4595 (bswapsi*): Set attribute types for load/store. Add combiner
4596 patterns to eliminate zero extend on 64-bit.
4597 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4598 stdbrx if the hardware supports those instructions.
4600 2009-06-25 Ian Lance Taylor <iant@google.com>
4602 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4603 (Link Options): Document -static-libstdc++.
4605 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4608 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4609 DATA_ALIGNMENT instead.
4611 2009-06-25 Richard Guenther <rguenther@suse.de>
4613 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4614 indirect references against the callused/escaped solutions.
4615 (call_may_clobber_ref_p_1): Likewise.
4617 2009-06-25 Martin Jambor <mjambor@suse.cz>
4619 PR tree-optimization/40493
4620 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4621 (enum unscalarized_data_handling): New type.
4622 (handle_unscalarized_data_in_subtree): Return what has been done.
4623 (load_assign_lhs_subreplacements): Handle left flushes differently.
4624 (sra_modify_assign): Use unscalarized_data_handling, simplified
4625 condition determining whether to remove the statement.
4627 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4629 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4630 excerpt - @ should be doubled for texinfo.
4632 2009-06-24 Ian Lance Taylor <iant@google.com>
4634 * config/arc/arc.c: Include "df.h".
4635 (arc_attribute_table): Make static. Move higher in file.
4636 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4637 (output_shift): Initialize n later to avoid warning.
4638 * config/arm/arm.c (arm_attribute_table): Make static. Move
4640 * config/avr/avr.c (avr_attribute_table): Make static. Move
4642 (reg_class_tab): Change array type from int to enum reg_class.
4643 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4645 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4646 (lshrhi3_out): Likewise.
4647 (class_likely_spilled_p): Change return type to bool.
4648 (avr_rtx_costs): Use local code variable with enum type.
4649 * config/avr/avr.md (movmemhi): Use add_reg_note.
4650 (andhi3, andsi3): Don't use AS2 with "and".
4651 (iorhi3, iorsi3): Don't use AS2 with "or".
4652 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4653 * config/crx/crx.c: Include "df.h".
4654 (crx_attribute_table): Make static.
4655 * config/m32r/m32r.c: Include "df.h".
4656 (m32r_attribute_table): Make static. Move higher in file.
4657 (pop): Use add_reg_note.
4658 (block_move_call): Change 0 to LCT_NORMAL in function call.
4659 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4660 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4661 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4662 declare, not just when TREE_CODE is defined.
4663 * config/m68hc11/m68hc11.c: Include "expr.h".
4664 (m68hc11_attribute_table): Make static. Move higher in file.
4665 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4667 (m68hc11_register_indirect_p): Likewise.
4668 (m68hc11_function_arg_padding): Change return type to enum
4670 (emit_move_after_reload): Use add_reg_note.
4671 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4672 (m68hc11_split_logical): Likewise.
4673 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4675 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4676 to VOIDmode in function call.
4677 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4679 (m68hc11_split_logical): Update declaration.
4680 (m68hc11_function_arg_padding): Update declaration.
4681 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4682 to array of enum reg_class.
4683 (mcore_attribute_table): Make static. Move higher in file.
4684 (mcore_rtx_costs): Add cast to enum type.
4685 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4686 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4687 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4689 * config/sh/predicates.md (trapping_target_operand): Rename and to
4691 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4693 * config/spu/spu.c (spu_attribute_table): Make static. Move
4695 * config/v850/v850.c (v850_attribute_table): Make static. Move
4697 (v850_rtx_costs): Use local code with enum type.
4698 (expand_epilogue): Add cast.
4699 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4701 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4704 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4705 -m2a-single-only and -m2a-nofpu.
4706 * config/sh/sh.opt: Document m2a generates FPU code.
4708 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4710 * defaults.h (CAN_ELIMINATE): Provide default.
4711 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4712 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4713 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4714 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4715 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4716 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4717 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4718 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4719 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4720 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4722 2009-06-24 DJ Delorie <dj@redhat.com>
4724 * mep-ext-cop.cpu: Fix copyright notice.
4725 * mep-default: Fix copyright notice.
4726 * mep-core: Fix copyright notice.
4727 * mep: Fix copyright notice.
4728 * mep-ivc2: Fix copyright notice.
4729 * mep-c5: Fix copyright notice.
4731 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4733 * doc/contrib.texi (Contributors):
4735 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4738 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4739 src and dst operands if necessary.
4741 2009-06-23 DJ Delorie <dj@redhat.com>
4744 * config.gcc: Add mep support.
4745 * recog.c: Resurrect validate_replace_rtx_subexp().
4746 * recog.h: Likewise.
4747 * config/mep/: Add new port:
4748 * config/mep/constraints.md: New file.
4749 * config/mep/default.h: New file.
4750 * config/mep/intrinsics.h: New file.
4751 * config/mep/intrinsics.md: New file.
4752 * config/mep/ivc2-template.h: New file.
4753 * config/mep/mep-c5.cpu: New file.
4754 * config/mep/mep-core.cpu: New file.
4755 * config/mep/mep-default.cpu: New file.
4756 * config/mep/mep-ext-cop.cpu: New file.
4757 * config/mep/mep-intrin.h: New file.
4758 * config/mep/mep-ivc2.cpu: New file.
4759 * config/mep/mep-lib1.asm: New file.
4760 * config/mep/mep-lib2.c: New file.
4761 * config/mep/mep-pragma.c: New file.
4762 * config/mep/mep-protos.h: New file.
4763 * config/mep/mep-tramp.c: New file.
4764 * config/mep/mep.c: New file.
4765 * config/mep/mep.cpu: New file.
4766 * config/mep/mep.h: New file.
4767 * config/mep/mep.md: New file.
4768 * config/mep/mep.opt: New file.
4769 * config/mep/predicates.md: New file.
4770 * config/mep/t-mep: New file.
4772 2009-06-23 Ian Lance Taylor <iant@google.com>
4774 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4775 from loose_warn into c_loose_warn and from strict_warn into
4776 c_strict_warn. Set and substitute warn_cxxflags. Check for
4777 --enable-build-with-cxx. Set and substitute
4778 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4779 * Makefile.in (CXXFLAGS): New variable.
4780 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4781 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4782 the default is the same as $(STRICT_WARN).
4783 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4784 (CXX): New variable.
4785 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4786 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4787 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4788 (HOST_LIBS): New variable.
4789 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4790 (ALL_CXXFLAGS): New variable.
4791 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4792 * doc/install.texi (Configuration): Document
4793 --enable-build-with-cxx, --with-stage1-ldflags,
4794 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4795 * configure: Rebuild.
4797 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4799 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4800 from previous commit.
4802 2009-06-23 Ian Lance Taylor <iant@google.com>
4804 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4806 2009-06-23 Ian Lance Taylor <iant@google.com>
4808 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4809 with ATTRIBUTE_UNUSED.
4811 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4812 Pat Haugen <pthaugen@us.ibm.com>
4813 Revital Eres <eres@il.ibm.com>
4815 * config.in (HAVE_AS_POPCNTD): Add default definition.
4816 (HAVE_AS_LWSYNC): Ditto.
4818 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4820 (gcc_cv_as_powerpc_cmpb): Ditto.
4821 (gcc_cv_as_powerpc_dfp): Ditto.
4822 (gcc_cv_as_powerpc_vsx): Ditto.
4823 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4824 supporting the popcntd/lwsync instructions.
4825 (gcc_cv_as_powerpc_lwsync): Ditto.
4826 * configure: Regenerate.
4828 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4829 -mcpu=native and -mcpu=power7.
4830 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4832 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4833 a variable instead of a mask to reduce the number of mask bits.
4834 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4835 (-mbit-word): Ditto.
4836 (-mregnames): Ditto.
4837 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4838 (-mfused-madd): Ditto.
4840 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4842 (-mvsx): New switch for VSX instructions.
4843 (-misel): Move from a variable to a mask to allow it to be set by
4846 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4847 function declaration to an array declaration.
4848 (rs6000_hard_regno_nregs): New external array declaration.
4850 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4851 files included by rs6000.md.
4853 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4854 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4856 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4858 (rs6000_debug_reg): New -mdebug= variables.
4859 (rs6000_debug_addr): Ditto.
4860 (rs6000_debug_cost): Ditto.
4861 (rs6000_pmode): New variable to hold Pmode.
4862 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4863 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4864 calculated at compiler start.
4865 (rs6000_hard_regno_nregs): Change function to an array which holds
4866 HARD_REGNO_NREGS calculated at compiler start.
4867 (rs6000_explicit_options): Delete isel field.
4868 (rs6000_vector_unit): New array to hold which vector unit
4869 supports arithmetic options for a given type.
4870 (rs6000_vector_mem): New array to hold which vector unit supports
4871 memory reference operations for a given type.
4872 (rs6000_vector_align): New array to given the alignment of each
4874 (power7_cost): New basic costs for power7.
4875 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4876 (rs6000_hard_regno_nregs_internal): New function, moved from
4877 HARD_REGNO_NREGS, to calculate the number of registers each hard
4878 register takes for each type.
4879 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4880 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4881 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4882 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4883 unit information here so it is calculated once at compiler startup
4885 (rs6000_override_options): Make -misel a target mask. Add more
4886 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4887 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4889 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4890 (rs6000_handle_option): Move -misel from variable to target mask.
4891 (rs6000_builtin_mask_for_load): Add VSX support.
4892 (rs6000_conditional_register_usage): Ditto.
4893 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4894 (function_arg_boundary): Ditto.
4895 (rs6000_expand_builtin): Ditto.
4896 (def_builtin): Make abort message a little friendlier.
4897 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4899 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4900 assembler support the popcntd instruction instead of a vsx
4901 instruction to enable power7 support.
4902 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4903 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4904 option to the assembler if -mcpu=native.
4905 (ASM_CPU_NATIVE_SPEC): Ditto.
4906 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4908 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4909 the lwsync instruction.
4910 (enum processor_type): Add PROCESSOR_POWER7.
4911 (rs6000_debug_reg): New -mdebug= options.
4912 (rs6000_debug_addr): Ditto.
4913 (rs6000_debug_cost): Ditto.
4914 (rs6000_isel): Delete.
4915 (enum rs6000_vector): New enum to say what vector unit we have.
4916 (VECTOR_UNIT_*): New macros to say which vector unit has
4917 arithmetic operations for a given type.
4918 (VECTOR_MEM_*): New macros to say which vector unit has memory
4919 operations for a given type.
4920 (TARGET_LDBRX): Whether the machine supports the ldbrx
4922 (TARGET_ISEL): Delete, -misel moved to be a mask.
4923 (TARGET_ISEL64): New macro for 64-bit isel support.
4924 (UNITS_PER_VSX_WORD): New macro.
4925 (POINTER_SIZE): Move to be an external variable, rather than
4926 calculating whether we are generating 32 ot 64-bit code.
4928 (STACK_BOUNDARY): Add VSX support.
4929 (LOCAL_ALIGNMENT): Ditto.
4930 (SLOW_UNALIGNED_ACCESS): Ditto.
4931 (VSX_REGNO_P): New macro for VSX support.
4932 (VFLOAT_REGNO_P): Ditto.
4933 (VINT_REGNO_P): Ditto.
4934 (VLOGICAL_REGNO_P): Ditto.
4935 (VSX_VECTOR_MODE): Ditto.
4936 (VSX_SCALAR_MODE): Ditto.
4938 (VSX_MOVE_MODE): Ditto.
4939 (VSX_REG_CLASS_P): Ditto.
4940 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4942 (UNITS_PER_SIMD_WORD): Add VSX support.
4943 (MODES_TIEABLE_P): Ditto.
4944 (STARTING_FRAME_OFFSET): Ditto.
4945 (STACK_DYNAMIC_OFFSET): Ditto.
4946 (EPILOGUE_USES): Ditto.
4947 (REGNO_REG_CLASS): Move to array lookup.
4948 (CLASS_MAX_NREGS): Ditto.
4949 (rs6000_vector_reg_class): Add declaration.
4950 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4951 overlap with the floating point and Altivec registers.
4953 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4955 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4956 give the appropriate asm switches if -mcpu=native.
4957 (host_detect_local_cpu): Add support for "asm".
4958 (host_detect_local_cpu): Follow GNU code guidelines for name.
4960 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4961 -mbit-word to a variable instead of being a target mask.
4963 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4964 emit the lwsync instruction instead of emitting the instruction as
4965 an integer constant.
4967 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4968 fixuns_trundfsi2, move expander into rs6000.md.
4970 * config/rs6000/rs6000.md (cpu): Add power7.
4971 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4972 (logical predicate patterns): Change the single instruction
4973 primitives that set CR0 to be fast_compare instead of compare.
4975 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4976 (popcntddi2): Ditto.
4977 (popcount<mode>): Ditto.
4978 (floating multiply/add insns): Name the floating point
4980 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4981 (isel_unsigned_<mode>): Ditto.
4982 (fixuns_trundfsi2): Move expander here from spe.md.
4983 (smindi3): Define if we have -misel on 64-bit systems.
4988 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4990 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4992 * config/avr/avr.c (avr_current_device): New variable.
4993 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4994 (avr_arch, mcu_type_s): Move to avr.h.
4995 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4996 default_data_section_start fields.
4997 (avr_arch): Moved from avr.c.
4998 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4999 library_name fields.
5000 (avr_current_device, avr_mcu_types, avr_arch_types,
5001 avr_device_to_arch, avr_device_to_data_start,
5002 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5003 (EXTRA_SPEC_FUNCTIONS): Define.
5004 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5005 options mapping. Use device_to_arch and device_to_data_start insted.
5006 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5007 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5008 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5009 * config/avr/driver-avr.c: New file.
5010 * config/avr/avr-devices.c: New file.
5012 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5014 * var-tracking.c (unshare_variable): Force initialized to
5015 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5016 (set_variable_part): Likewise.
5017 (struct variable_union_info): Remove pos_src field.
5018 (vui_vec, vui_allocated): New variables.
5019 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5020 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5021 == 1 use a simpler sorting algorithm. Compute pos field right
5022 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5023 Avoid quadratic comparison if !flag_var_tracking_uninit.
5024 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5025 unshare_variable unconditionally.
5026 (dataflow_set_different_2): Removed.
5027 (dataflow_set_different): Don't traverse second hash table.
5028 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5029 unconditionally to var_reg_set or var_mem_set.
5030 (emit_notes_in_bb): Likewise.
5031 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5033 (emit_note_insn_var_location): Don't set initialized to
5034 VAR_INIT_STATUS_INITIALIZED early.
5035 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5037 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5039 * tree-object-size.c (addr_object_size): Instead of checking
5040 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5041 are no FIELD_DECLs following it.
5043 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5045 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5046 order to match bswaps with signed source operands.
5048 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5050 * sdbout.c (sdbout_one_type): Fix braces in switch.
5052 2009-06-23 Richard Guenther <rguenther@suse.de>
5054 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5056 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5057 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5058 var_callused, callused_tree, var_storedanything, storedanything_tree,
5059 var_integer, integer_tree): Remove global variables.
5060 (new_var_info): Do not pass new id, append the new var to the
5061 global variable vector.
5062 (do_ds_constraint): Use is_global_var member of the variable-info.
5063 (new_scalar_tmp_constraint_exp): Adjust.
5064 (create_function_info_for): Likewise.
5065 (create_variable_info_for): Likewise.
5066 (find_what_var_points_to): Remove dead code.
5067 (init_base_vars): Simplify.
5068 (compute_points_to_sets): Adjust.
5070 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5072 * combine.c (try_combine): Dump information about the insns we're
5075 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5077 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5078 check when calling force_to_mode on TRUNCATE's operand.
5080 2009-06-22 Ian Lance Taylor <iant@google.com>
5082 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5084 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5086 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5088 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5090 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5091 override library linkage flags such as -static-libgcc or
5094 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5096 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5098 2009-06-22 Ian Lance Taylor <iant@google.com>
5100 * config/linux.opt: Put mglibc ahead of muclibc.
5102 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5103 for duplicate decls.
5105 2009-06-22 Matthias Klose <doko@ubuntu.com>
5107 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5109 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5112 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5113 instead of NULL if a parser error occurs.
5115 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5117 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5118 non-DWARF2_DEBUGGING_INFO version.
5120 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5122 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5123 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5125 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5126 (LIBGCC2_TF_CEXT): Define.
5129 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5132 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5134 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5136 * config/arm/arm.c (arm_override_options): Disable
5137 -mcaller-super-interworking and -mcallee-super-interworking.
5138 * doc/invoke.texi (ARM Options): Document this.
5140 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5142 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5143 * config/arm/constraints.md (j): New constraint for movw operands.
5144 (N): Remove thumb2 meaning.
5145 * config/arm/arm.md (*arm_movw): Delete.
5146 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5147 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5148 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5150 2009-06-22 Martin Jambor <mjambor@suse.cz>
5152 PR tree-optimization/40492
5153 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5154 build_ref_for_offset.
5156 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5158 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5159 JUMP_TABLE_DATA_P predicates where applicable.
5160 * auto-inc-dec.c: Ditto.
5161 * builtins.c: Ditto.
5162 * caller-save.c: Ditto.
5164 * cfgcleanup.c: Ditto.
5165 * cfglayout.c: Ditto.
5168 * combine-stack-adj.c: Ditto.
5174 * dwarf2asm.c: Ditto.
5175 * dwarf2out.c: Ditto.
5176 * emit-rtl.c: Ditto.
5182 * function.c: Ditto.
5185 * genpreds.c: Ditto.
5186 * genrecog.c: Ditto.
5188 * ira-costs.c: Ditto.
5189 * ira-lives.c: Ditto.
5192 * lower-subreg.c: Ditto.
5193 * modulo-sched.c: Ditto.
5195 * postreload.c: Ditto.
5196 * print-rtl.c: Ditto.
5205 * sched-vis.c: Ditto.
5207 * sel-sched-ir.c: Ditto.
5208 * simplify-rtx.c: Ditto.
5209 * targhooks.c: Ditto.
5210 * var-tracking.c: Ditto.
5211 * vmsdbgout.c: Ditto.
5213 2009-06-22 Matthias Klose <doko@ubuntu.com>
5215 * Makefile.in (install-plugin): Always use DESTDIR.
5217 2009-06-22 Olivier Hainque <hainque@adacore.com>
5219 * config/pa/pa.c (output_call): Don't optimize post call jumps
5220 into return address adjustments if the call may throw.
5222 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5224 * arm.c (thumb1_output_casesi): New function.
5225 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5226 optimizing for size or PIC.
5227 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5228 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5229 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5230 (thumb1_casesi_internal_pic): New expand rule.
5231 (thumb1_casesi_dispatch): New pattern.
5232 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5234 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5235 in the text seciton when PIC or optimizing for size.
5236 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5237 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5238 preservation properties of code.
5239 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5240 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5241 (__gnu_thumb1_case_si): New function.
5242 * t-arm (LIB1ASMSRC): Define here.
5243 (LIB1ASMFUNCS): Add some common functions.
5244 * t-arm-elf (LIB1ASMSRC): Delete.
5245 (LIB1ASMFUNCS): Append to existing set.
5246 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5247 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5248 * t-symbian (LIB1ASMFUNCS): Likewise.
5249 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5250 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5252 2009-06-21 Richard Guenther <rguenther@suse.de>
5254 PR tree-optimization/38729
5255 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5256 to loops with a single exit if -fno-expensive-optimizations.
5258 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5260 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5261 (dataflow_set): Change vars type from htab_t to shared_hash.
5262 (shared_hash_pool, empty_shared_hash): New variables.
5263 (vars_clear): Removed.
5264 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5265 shared_hash_find_slot_unshare, shared_hash_find_slot,
5266 shared_hash_find_slot_noinsert, shared_hash_find): New
5268 (shared_hash_unshare, shared_hash_destroy): New functions.
5269 (unshare_variable): Unshare set->vars if shared, use
5271 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5272 (get_init_value, find_src_set_src, dump_dataflow_set,
5273 clobber_variable_part, emit_notes_for_differences): Use
5275 (dataflow_set_init): Remove second argument, set vars to
5276 empty_shared_hash instead of creating a new htab.
5277 (dataflow_set_clear): Call shared_hash_destroy and set vars
5278 to empty_shared_hash instead of calling vars_clear.
5279 (dataflow_set_copy): Don't call vars_copy, instead just share
5280 the src htab with dst.
5281 (variable_union): Use shared_hash_*, use initially NO_INSERT
5282 lookup if set->vars is shared. Don't keep slot cleared before
5283 calling unshare_variable. Unshare set->vars if needed.
5284 Even ->refcount == 1 vars must be unshared if set->vars is shared
5285 and var needs to be modified.
5286 (variable_canonicalize): New function.
5287 (dataflow_set_union): If dst->vars is empty, just share src->vars
5288 with dst->vars and traverse with variable_canonicalize to canonicalize
5289 and unshare what is needed.
5290 (dataflow_set_different): If old_set and new_set use the same shared
5291 htab, they aren't different. If number of htab elements is different,
5292 htabs are different. Use shared_hash_*.
5293 (dataflow_set_destroy): Call shared_hash_destroy instead of
5295 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5296 second argument to dataflow_set_init.
5297 (vt_initialize): Likewise. Initialize shared_hash_pool and
5298 empty_shared_hash, move bb in/out initialization afterwards.
5299 Use variable_htab_free instead of NULL as changed_variables del hook.
5300 (variable_was_changed): Change type of second argument to pointer to
5301 dataflow_set. When inserting var into changed_variables, bump
5302 refcount. Unshare set->vars if set is shared htab and slot needs to
5304 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5305 lookup if set->vars is shared. Unshare set->vars if needed.
5306 Even ->refcount == 1 vars must be unshared if set->vars is shared
5307 and var needs to be modified. Adjust variable_was_changed caller.
5308 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5309 vars must be unshared if set->vars is shared and var needs to be
5310 modified. Adjust variable_was_changed caller.
5311 (emit_note_insn_var_location): Don't pool_free var.
5312 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5314 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5315 free_alloc_pool on shared_hash_pool.
5317 2009-06-20 Anthony Green <green@moxielogic.com>
5319 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5320 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5322 2009-06-20 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa-structalias.c (find_func_aliases): For memset use
5325 a constraint from NULL if we memset to zero.
5326 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5327 we explicitly handle that do not read from memory.
5328 (call_may_clobber_ref_p_1): Properly handle builtins that may
5331 2009-06-20 Richard Guenther <rguenther@suse.de>
5333 PR tree-optimization/40495
5334 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5335 (new_scalar_tmp_constraint_exp): New function.
5336 (process_constraint): Do not create temporary decls.
5337 (process_all_all_constraints): Likewise.
5338 (handle_const_call): Likewise.
5339 (create_function_info_for): Do not set decl.
5341 2009-06-19 Ian Lance Taylor <iant@google.com>
5343 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5344 (rs6000_attribute_table): Make static; move before use.
5346 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5348 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5349 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5350 Propagate the TREE_READONLY flag without overwriting it.
5351 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5352 Propagate the TREE_READONLY flag onto the result.
5353 (process_call_operands): Move around. Use correct constant value.
5355 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5358 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5359 * config/arm/arm.md: Likewise.
5361 2009-06-19 Ian Lance Taylor <iant@google.com>
5363 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5364 to GIMPLE_ERROR_MARK.
5366 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5367 op2_original_type parameters. Warn about using different enum types.
5368 * c-parser.c (c_parser_conditional_expression): Pass original
5369 types to build_conditional_expr.
5370 * c-tree.h (build_conditional_expr): Update declaration.
5372 2009-06-19 Ian Lance Taylor <iant@google.com>
5374 * config/i386/i386.c (ix86_function_specific_save): Test that
5375 fields match values, rather than testing the values are in a
5378 2009-06-19 Richard Guenther <rguenther@suse.de>
5380 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5382 (ptr_derefs_may_alias_p): Likewise.
5383 (ptr_deref_may_alias_ref_p_1): New function.
5384 (ptr_deref_may_alias_ref_p): Likewise.
5385 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5386 covered by looking at the ESCAPED solution.
5387 (call_may_clobber_ref_p_1): Likewise.
5388 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5389 Handle NULL_TREE offset. Do not produce redundant constraints.
5390 (process_all_all_constraints): New helper function.
5391 (do_structure_copy): Use it.
5392 (handle_lhs_call): Likewise.
5393 (find_func_aliases): Handle some builtins with pointer arguments
5394 and/or return values explicitly.
5396 2009-06-19 Ian Lance Taylor <iant@google.com>
5398 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5400 2009-06-19 Ian Lance Taylor <iant@google.com>
5402 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5404 2009-06-19 Ian Lance Taylor <iant@google.com>
5406 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5407 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5410 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5411 uninitialized const.
5413 2009-06-19 Ian Lance Taylor <iant@google.com>
5415 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5418 * c-decl.c (in_struct, struct_types): Remove.
5419 (struct c_binding): Add in_struct field.
5420 (c_binding_ptr): Define type, along with VEC.
5421 (struct c_struct_parse_info): Define.
5422 (struct_parse_info): New static variable.
5423 (bind): Initialize in_struct field.
5424 (start_struct): Remove enclosing_in_struct and
5425 enclosing_struct_types parameters. Add
5426 enclosing_struct_parse_info parameter. Change all callers. Set
5427 struct_parse_info rather than in_struct and struct_types.
5428 (grokfield): If -Wc++-compat and there is a symbol binding for the
5429 field name, set the in_struct flag and push it on the
5430 struct_parse_info->fields vector.
5431 (warn_cxx_compat_finish_struct): New static function.
5432 (finish_struct): Remove enclosing_in_struct and
5433 enclosing_struct_types parameters. Add
5434 enclosing_struct_parse_info parameter. Change all callers. Don't
5435 set C_TYPE_DEFINED_IN_STRUCT here. Call
5436 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5437 parameter. Only push on struct_types if warn_cxx_compat.
5438 (finish_enum): Only push on struct_types if warn_cxx_compat.
5439 (declspecs_add_type): Add loc parameter. Change all callers.
5440 Change all error calls to error_at. Pass loc, not input_location,
5441 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5442 defined in a struct. If -Wc++-compat and parsing a struct, record
5443 that a typedef name was used.
5444 * c-parser.c (c_parser_declspecs): Get location to pass to
5446 (c_parser_struct_or_union_specifier): Update calls to start_struct
5448 * c-tree.h (struct c_struct_parse_info): Declare.
5449 (finish_struct, start_struct): Update declarations.
5450 (declspecs_add_type): Update declaration.
5452 2009-06-19 Ian Lance Taylor <iant@google.com>
5454 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5455 variable with an anonymous type.
5457 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5459 * see.c: Remove for real.
5461 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5463 * optabs.h (enum optab_index): Add new OTI_significand.
5464 (significand_optab): Define corresponding macro.
5465 * optabs.c (init_optabs): Initialize significand_optab.
5466 * genopinit.c (optabs): Implement significand_optab using
5467 significand?f2 patterns.
5468 * builtins.c (expand_builtin_mathfn): Handle
5469 BUILT_IN_SIGNIFICAND{,F,L}.
5470 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5471 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5473 * config/i386/i386.md (significandxf2, significand<mode>2): New
5474 expanders to implement significandf, significand and significandl
5475 built-ins as inline x87 intrinsics.
5477 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5479 * config/avr/avr.c (avr_override_options): Remove setting value of
5480 PARAM_INLINE_CALL_COST.
5482 2009-06-18 Richard Henderson <rth@redhat.com>
5485 * tree-pass.h (TDF_ASMNAME): New.
5486 * tree-dump.c (dump_options): Add asmname.
5487 * doc/invoke.texi: Document it.
5489 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5490 (dump_decl_name): ...here.
5491 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5492 (dump_generic_node): Update dump_function_name calls.
5493 (print_call_name): New flags arg; update all dump calls.
5494 * diagnostic.h (print_call_name): Update.
5495 * gimple-pretty-print.c (dump_gimple_call): Update.
5497 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5500 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5502 2009-06-18 Diego Novillo <dnovillo@google.com>
5504 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5505 * plugin.c (str_license): Declare.
5506 (try_init_one_plugin): Assert that the symbol
5507 'plugin_is_GPL_compatible' exists.
5509 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5512 * Makefile.in (OBJS-common): Remove see.o.
5514 * common.opt (fsee): Mark as preserved for backward compatibility.
5515 * opts.c (common_handle_option): Add OPT_fsee to the backward
5516 compatibility section.
5517 * passes.c (init_optimization_passes, pass_see): Remove pass.
5518 * timevar.def (TV_SEE): Remove.
5519 * tree-pass.h (pass_see): Remove declaration.
5520 * doc/invoke.texi (-fsee): Remove documentation.
5522 2009-06-18 Martin Jambor <mjambor@suse.cz>
5524 * tree-sra.c: Include statistics.h
5525 (sra_stats): New variable.
5526 (sra_initialize): Clear sra_stats.
5527 (create_access_replacement): Increment sra_stats.replacements.
5528 (get_access_replacement): Do not return twice.
5529 (analyze_all_variable_accesses): Increment statistics counter by the
5530 number of scalarized aggregates.
5531 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5532 (sra_modify_expr): Increment sra_stats.exprs.
5533 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5534 (sra_modify_assign): Increment sra_stats.exprs,
5535 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5536 (perform_intra_sra): Update statistics counters.
5537 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5539 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5541 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5542 (arm_scalar_mode_supported_p): New function.
5544 2009-06-18 Paul Brook <paul@codesourcery.com>
5545 Sandra Loosemore <sandra@codesourcery.com>
5547 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5548 (__extendhfsf2, __truncsfhf2): Define.
5549 * config/arm/fp16.c: New file.
5550 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5551 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5553 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5555 * doc/extend.texi (Half-Precision): New section.
5556 * doc/invoke.texi (Option Summary): List -mfp16-format.
5557 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5558 * config/arm/arm.opt (mfp16-format=): New.
5559 * config/arm/arm.c: Include intl.h.
5560 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5561 (TARGET_INVALID_RETURN_TYPE): Redefine.
5562 (TARGET_PROMOTED_TYPE): Redefine.
5563 (TARGET_CONVERT_TO_TYPE): Redefine.
5564 (arm_fp16_format): Define.
5565 (all_fpus): Add entry for neon-fp16.
5566 (fp_model_for_fpu): Likewise.
5567 (struct fp16_format): Declare.
5568 (all_fp16_formats): Define.
5569 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5571 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5573 (arm_legitimate_index_p): Treat HFmode like HImode.
5574 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5575 (coproc_secondary_reload_class): Special-case HFmode.
5576 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5577 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5578 (arm_init_fp16_builtins): New.
5579 (arm_init_builtins): Call it.
5580 (arm_invalid_parameter_type): New.
5581 (arm_invalid_return_type): New.
5582 (arm_promoted_type): New.
5583 (arm_convert_to_type).
5584 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5586 (arm_emit_fp16_const): New function.
5587 (arm_mangle_type): Mangle __fp16 as "Dh".
5588 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5590 (TARGET_NEON_FP16): New.
5591 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5592 (enum fputype): Add FPUTYPE_NEON_FP16.
5593 (enum arm_fp16_format_type): Declare.
5594 (arm_fp16_format): Declare.
5595 (LARGEST_EXPONENT_IS_NORMAL): Define.
5596 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5597 * config/arm/arm-modes.def (HFmode): Define.
5598 * config/arm/vfp.md: (*movhf_vfp): New.
5601 * config/arm/arm.md: (fpu): Add neon_fp16.
5602 (floatsihf2, floatdihf2): New.
5603 (fix_trunchfsi2, fix_trunchfdi2): New.
5607 (*arm32_movhf): New.
5608 (*thumb1_movhf): New.
5609 (consttable_2): Add check for HFmode constants.
5610 (consttable_4): Handle HFmode constants.
5612 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5614 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5616 2009-06-17 Olivier Hainque <hainque@adacore.com>
5618 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5619 const char ** conversion in AIX specific section.
5621 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5623 * config/i386/i386.c (ix86_special_builtin_type): Remove
5624 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5625 (bdesc_special_args): Updated.
5626 (ix86_init_mmx_sse_builtins): Likewise.
5627 (ix86_expand_special_args_builtin): Likewise.
5629 2009-06-17 Richard Henderson <rth@redhat.com>
5631 * tree-pretty-print.c (maybe_dump_asm_name): New.
5632 (dump_decl_name): Use it.
5633 (PRINT_FUNCTION_NAME): Merge into...
5634 (dump_function_name): ... here. Use maybe_dump_asm_name.
5636 2009-06-17 Cary Coutant <ccoutant@google.com>
5638 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5640 * debug.c (struct gcc_debug_hooks): Change placeholder for
5642 (debug_nothing_int_charstar_int): Replaced by...
5643 (debug_nothing_int_charstar_int_bool): ...this.
5644 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5645 source_line prototype.
5646 (debug_nothing_int_charstar_int): Replaced by...
5647 (debug_nothing_int_charstar_int_bool): ...this.
5648 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5649 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5650 Output is_stmt operand when necessary.
5651 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5652 (notice_source_line): Add is_stmt parameter.
5653 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5654 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5656 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5657 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5659 2009-06-17 Ian Lance Taylor <iant@google.com>
5661 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5663 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5666 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5668 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5669 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5670 tree_strip_sign_nop_conversions and
5671 tree_ssa_strip_useless_type_conversions rather than stripping
5672 the operations here.
5673 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5675 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5676 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5677 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5678 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5681 2009-06-17 Michael Eager <eager@eagercon.com>
5683 * config/rs6000/constraints.md (register_constraint "d"): New.
5684 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5685 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5686 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5687 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5688 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5689 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5690 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5691 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5692 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5693 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5695 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5696 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5697 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5698 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5699 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5700 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5701 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5702 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5703 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5704 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5705 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5706 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5707 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5708 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5710 2009-06-16 Ian Lance Taylor <iant@google.com>
5712 * profile.c (total_num_never_executed): Don't define.
5713 (compute_branch_probabilities): Don't count or print
5715 (init_branch_prob): Don't set total_num_never_executed.
5716 (end_branch_prob): Don't print total_num_never_executed.
5718 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5720 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5722 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5724 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5725 (nabstd2_fpr): Same.
5727 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5729 * expr.c (expand_assignment): Change complex type check.
5731 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5733 * doc/plugins.texi (Building GCC plugins): Added new section.
5735 2009-06-17 Ian Lance Taylor <iant@google.com>
5737 * c-pch.c (get_ident): Don't set size of templ array.
5738 (pch_init): Don't set size of partial_pch array.
5740 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5741 string constant to intialize an array whose size is the length of
5744 2009-06-17 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/40389
5747 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5748 to addressable types.
5749 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5751 2009-06-17 Richard Guenther <rguenther@suse.de>
5754 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5755 if there is no evolution of left in the loop bail out.
5756 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5757 chrec_fold_multiply.
5759 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5760 Janis Johnson <janis187@us.ibm.com>
5763 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5764 for the symbol ref of a constant that is the source of a move
5765 - nor for any other not-obvious-label-ref constants.
5767 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5769 * plugin.c (position_pass): Skip newly inserted pass during list
5770 traversal to avoid repeated insertion.
5772 2009-06-16 Ian Lance Taylor <iant@google.com>
5774 * vec.h (VEC_stack_alloc): Define different version if
5775 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5776 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5777 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5778 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5780 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5782 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5784 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5785 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5786 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5787 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5788 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5789 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5790 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5791 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5792 __builtin_ia32_rdtscp.
5793 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5794 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5795 and __builtin_ia32_rorhi.
5796 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5797 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5798 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5799 (ix86_expand_args_builtin): Likewise.
5800 (ix86_expand_special_args_builtin): Likewise.
5802 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5803 (UNSPECV_RDTSC): Likewise.
5804 (UNSPECV_RDPMC): Likewise.
5805 (*bsr): Renamed to ...
5807 (*bsr_rex64): Renamed to ...
5811 (*rdpmc_rex64): Likewise.
5814 (*rdtsc_rex64): Likewise.
5816 (*rdtscp): Likewise.
5817 (*rdtscp_rex64): Likewise.
5819 * config/i386/ia32intrin.h: New.
5821 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5823 2009-06-16 Ian Lance Taylor <iant@google.com>
5825 * ira-build.c (copy_info_to_removed_store_destinations):
5826 Initialize parent_a.
5828 2009-06-16 Ian Lance Taylor <iant@google.com>
5830 * c-decl.c (grokdeclarator): Change size_varies to bool.
5832 2009-06-16 Ian Lance Taylor <iant@google.com>
5834 * sel-sched.c: Make forward declarations of move_op_hooks and
5835 fur_hooks explicitly extern.
5837 2009-06-16 Ian Lance Taylor <iant@google.com>
5839 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5840 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5842 2009-06-16 Ian Lance Taylor <iant@google.com>
5844 * resource.c (mark_referenced_resources): Change
5845 include_delayed_effects parameter to bool. Change all callers.
5846 (mark_end_of_function_resources): Likewise.
5847 * reorg.c (insn_references_resource_p): Likewise.
5848 (insn_sets_resource_p): Likewise.
5849 * resource.h (mark_referenced_resources): Update declaration.
5850 (mark_end_of_function_resources): Update declaration.
5852 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5854 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5856 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5858 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5859 GCC can bootstrap on AIX with GNU Binutils 2.20.
5861 2009-06-16 Ian Lance Taylor <iant@google.com>
5863 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5865 2009-06-16 Ian Lance Taylor <iant@google.com>
5867 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5868 inline, not extern inline.
5869 (exact_log2): Likewise.
5870 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5872 (exact_log2): Likewise, but don't test CTZ_HWI.
5874 2009-06-16 Ian Lance Taylor <iant@google.com>
5876 * bitmap.c (bitmap_clear): Don't declare as inline.
5877 * gimple.c (gimplify_assign): Likewise.
5878 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5879 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5880 (sched_scan_info): Remove duplicate definition.
5882 2009-06-16 Ian Lance Taylor <iant@google.com>
5884 * c-common.c (skip_evaluation): Don't define.
5885 (c_inhibit_evaluation_warnings): Define global variable.
5886 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5887 than skip_evaluation.
5888 (convert_and_check, warn_for_div_by_zero): Likewise.
5889 * c-common.h (skip_evaluation): Don't declare.
5890 (c_inhibit_evaluation_warnings): Declare.
5891 * c-parser.c (c_parser_typeof_specifier): Set
5892 c_inhibit_evaluation_warnings rather than skip_evaluation.
5893 (c_parser_conditional_expression): Likewise.
5894 (c_parser_binary_expression): Likewise.
5895 (c_parser_sizeof_expression): Likewise.
5896 (c_parser_alignof_expression): Likewise.
5897 * c-typeck.c (build_indirect_ref): Check
5898 c_inhibit_evaluation_warnings rather than skip_evaluation.
5899 (build_conditional_expr, build_binary_op): Likewise.
5901 2009-06-16 Richard Guenther <rguenther@suse.de>
5903 * tree-ssa-alias.c (is_escape_site): Remove.
5904 * tree-ssa-alias.h (enum escape_type): Remove.
5905 (is_escape_site): Likewise.
5906 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5907 via casts and asms without deferring to is_escape_site.
5909 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5912 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5913 use gen_lowpart if op0 has complex mode.
5915 2009-06-16 Richard Guenther <rguenther@suse.de>
5917 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5918 variables add them to ESCAPED.
5919 (find_func_aliases): Do not make all indirectly stored values escaped.
5921 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5923 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5926 2009-06-16 Martin Jambor <mjambor@suse.cz>
5928 PR tree-optimization/40432
5929 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5930 check whether we need to force gimple register operand.
5932 2009-06-16 Martin Jambor <mjambor@suse.cz>
5934 PR tree-optimization/40413
5935 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5936 build_ref_for_offset.
5937 (propagate_subacesses_accross_link): Fix a typo in a comment.
5939 2009-06-16 Ira Rosen <irar@il.ibm.com>
5941 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5942 with additional parameter.
5943 * tree-vectorizer.h (enum vect_def_type): Add new value
5945 (enum vect_relevant): Add comments.
5946 (vect_is_simple_reduction): Add new argument.
5947 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5948 Detect nested cycles.
5949 (vect_is_simple_reduction): Update documentation, add an argument to
5950 distinguish inner-loop reduction from nested cycle, detect nested
5951 cycles, fix printings and indentation, don't swap operands in case
5953 (get_initial_def_for_reduction): Handle subtraction.
5954 (vect_create_epilog_for_reduction): Add new argument to specify
5956 (vect_finalize_reduction): Handle subtraction, fix comments.
5957 (vectorizable_reduction): Handle nested cycles. In case of nested
5958 cycle keep track of the reduction variable position. Call
5959 vect_is_simple_reduction with additional parameter. Use original
5960 statement code in reduction epilogue for nested cycle. Call
5961 vect_create_epilog_for_reduction with additional parameter.
5962 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5963 inner-loop vectorization.
5964 (vect_recog_widen_sum_pattern): Likewise.
5965 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5967 (vect_mark_stmts_to_be_vectorized): Likewise.
5968 (vect_get_vec_def_for_operand): Handle nested cycles.
5970 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5972 * doc/invoke.texi (Debugging Options): Fix option index entries
5973 for -fdump-statistics, -frandom-seed add entries for
5974 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5975 (FRV Options): Fix entries for -mTLS, -mtls.
5976 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5977 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5978 (M68hc1x Options): Fix @itemx for -mnominmax.
5979 (MCore Options): Fix entry for -mno-lsim.
5980 (MMIX Options): Fix entry for -mabi=mmixware.
5981 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5983 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5985 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5986 Mention the plugin mode of gengtype.
5987 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5988 * gengtype.c: Updated copyright.
5989 (plugin_files, nb_plugin_files) Added new static variables.
5990 (measure_input_list) Care about plugin_files.
5991 (write_rtx_next): Added early return in plugin mode.
5992 (create_file): Updated copyright year in generated file. Added
5994 (oprintf): Added early return if NULL outf.
5995 (get_output_file_with_visibility): Care of plugin_files.
5996 (get_output_file_name): May return null.
5997 (write_local): Added early return.
5998 (put_mangled_filename): Ditto.
5999 (finish_root_table): Added check for base_files.
6000 (write_roots): Care about null when plugins.
6001 (main): Added plugin mode.
6003 2009-06-15 Ian Lance Taylor <iant@google.com>
6005 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6006 * gcov.c (read_count_file): Add braces around variables declared
6009 * c.opt (Wjump-misses-init): New warning.
6010 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6011 -Wall and -Wc++-compat if not already set.
6012 (c_common_post_options): Clear warn_jump_misses_init if it was not
6014 * c-decl.c (struct c_binding): Change type field to a union with
6015 new label field. Make it the first field in the struct. Update
6016 references to type to use u.type instead.
6017 (struct c_spot_bindings): Define.
6018 (struct c_goto_bindings): Define.
6019 (c_goto_bindings_p): Define, along with VECs.
6020 (struct c_label_vars): Define.
6021 (struct c_scope): Add has_label_bindings field.
6022 (bind_label, set_spot_bindings): New static functions.
6023 (decl_jump_unsafe, update_spot_bindings): New static functions.
6024 (update_label_decls): New static function.
6025 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6026 Update binding u.label field to shadowed field.
6027 (c_binding_start_stmt_expr): New function.
6028 (c_binding_end_stmt_expr): New function.
6029 (pushdecl): Don't call c_begin_vm_scope.
6030 (make_label): Add defining and p_label_vars parameters. Change
6032 (lookup_label): Correct test for whether a label has not yet been
6033 defined. Call bind_label rather than bind.
6034 (warn_about_goto): New static function.
6035 (lookup_label_for_goto): New function.
6036 (declare_label): Call bind_label rather than bind.
6037 (check_earlier_gotos): New static function.
6038 (define_label): Don't give errors about jumping into statement
6039 expressions or scopes of variably modified types. Call
6040 set_spot_bindings and check_earlier_gotos. Call bind_label
6041 instead of bind. Don't set label_context_stack_se or
6042 label_context_stack_vm.
6043 (c_get_switch_bindings): New function.
6044 (c_release_switch_bindings): New function.
6045 (c_check_switch_jump_warnings): New function.
6046 (start_function): Don't set label_context_stack_se or
6047 label_context_stack_vm.
6048 (finish_function): Likewise.
6049 * c-typeck.c (label_context_stack_se): Don't define.
6050 (label_context_stack_vm): Don't define.
6051 (c_finish_goto_label): Call lookup_label_for_goto rather than
6052 lookup_label. Don't give errors about jumping into a statement
6053 expression or the scope of a variably modified type. Don't set
6054 label_context_stack_se or label_context_stack_vm.
6055 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6056 fields. Add bindings field.
6057 (c_start_case): Don't set deleted fields. Set bindings field.
6058 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6059 or blocked_vm. Call c_check_switch_jump_warnings.
6060 (c_finish_case): Don't test blocked_stmt_expr field. Call
6061 c_release_switch_bindings.
6062 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6063 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6064 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6065 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6066 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6067 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6068 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6069 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6070 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6071 (C_DECL_UNJUMPABLE_VM): Don't define.
6072 (C_DECL_UNDEFINABLE_VM): Don't define.
6073 (struct c_label_list): Don't define.
6074 (struct c_label_context_se): Don't define.
6075 (struct c_label_context_vm): Don't define.
6076 (struct c_spot_bindings): Declare.
6077 (c_bindings_start_stmt_expr): Declare.
6078 (c_bindings_end_stmt_expr): Declare.
6079 (lookup_label_for_goto): Declare.
6080 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6081 (c_check_switch_jump_warnings): Declare.
6082 (label_context_stack_se, label_context_stack_vm): Don't declare.
6083 (c_finish_goto_label): Update declaration.
6084 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6085 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6086 (Warning Options): Document -Wjump-misses-init.
6088 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6090 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6093 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6095 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6097 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6099 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6101 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6103 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6105 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6107 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6108 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6109 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6110 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6111 * dwarf2asm.c (dw2_force_const_mem): Update call to
6113 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6114 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6115 * langhooks.c (lhd_comdat_group): Remove.
6116 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6117 * tree.h (DECL_COMDAT_GROUP): New.
6118 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6119 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6120 (make_decl_one_only): Change signature.
6121 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6123 (make_decl_one_only): Change signature.
6124 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6126 2009-06-15 Richard Guenther <rguenther@suse.de>
6129 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6131 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6133 * tree-ssa-math-opts.c: Remove extra divide.
6135 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6137 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6139 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6141 * passes.c: Add bswap pass.
6142 * tree-pass.h: Add pass_optimize_bswap declaration.
6143 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6144 Include rtl.h, expr.h and optabs.h for optab_handler check.
6145 (struct symbolic_number, pass_optimize_bswap): New definition.
6146 (do_shift_rotate, verify_symbolic_number_p): New functions.
6147 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6148 (gate_optimize_bswap): New function.
6149 * tree.c (widest_int_cst_value): New function.
6150 * tree.h (widest_int_cst_value): Prototype added.
6152 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6154 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6155 REG_EQUAL/REG_EQUIV notes.
6157 2009-06-14 Richard Guenther <rguenther@suse.de>
6160 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6161 has its address taken if NRV was applied and it is addressable.
6162 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6163 function split out from ...
6164 (get_constraint_for_1): ... here.
6165 (handle_rhs_call): Use it to mark the return slot escaped if
6166 it is addressable and NRV was applied.
6168 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6170 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6171 Change first argument type to location_t.
6172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6173 Do not set input_location.
6174 Use loc instead of input_location throughout.
6176 2009-06-13 Richard Guenther <rguenther@suse.de>
6178 PR tree-optimization/40421
6179 * tree-predcom.c (should_unroll_loop_p): Remove.
6180 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6182 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6184 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6185 Add location argument.
6187 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6189 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6191 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6192 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6193 * config/spu/spu-protos.h: Add location to
6194 spu_resolve_overloaded_builtin.
6195 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6196 spu_build_builtin_va_list.
6197 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6198 argument. Pass location to build_function_call_vec.
6199 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6201 (emit_fpu_switch): Same.
6202 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6203 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6204 to build_decl and create_artificial_label.
6205 (xtensa_gimplify_va_arg_expr): Same.
6206 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6207 (xstormy16_gimplify_va_arg_expr): Same.
6208 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6209 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6210 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6211 (mips16_build_function_stub): Same.
6212 (mips16_build_call_stub): Same.
6214 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6217 * arm/constraints.md (Pa, Pb): New constraints.
6218 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6219 split pattern to deal with them.
6221 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6223 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6224 fix index entry for -Xpreprocessor.
6226 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6229 Add location argument to build_decl call.
6230 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6231 (rs6000_init_builtins): Same.
6232 (spe_init_builtins): Same.
6233 (rs6000_gimplify_va_arg): Add location argument to
6234 create_artificial_label call.
6236 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6238 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6239 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6240 * Makefile.in: Fix GGC dependency for gcse.o.
6242 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6244 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6245 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6246 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6248 * c-parser.c (c_parser_binary_expression): Use current column while
6249 building binary operations.
6250 * common.opt (fshow-column): Enable by default.
6251 * tree-vrp.c (check_array_ref): Use warning_at.
6252 (check_array_bounds): Use location from call back if expr has no
6254 * tree.h: Add location argument to maybe_fold_*.
6255 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6256 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6257 (maybe_fold_offset_to_component_ref): Same.
6258 (maybe_fold_offset_to_reference): Same.
6259 (maybe_fold_offset_to_address): Same.
6260 (maybe_fold_stmt_indirect): Same.
6261 (maybe_fold_stmt_addition): Same.
6262 (fold_stmt_r): Pass location to maybe_fold_*.
6263 (fold_gimple_assign): Same.
6264 * c-tree.h: Add location argument to finish_decl,
6265 default_function_array_conversion, store_init_value.
6266 * c-decl.c (define_label): Use error_at.
6267 (c_make_fname_decl): Pass location to finish_decl.
6268 (finish_decl): New location argument.
6269 (build_compound_literal): Pass location to store_init_value.
6270 (grokdeclarator): Pass location to finish_decl.
6272 * c-typeck.c (array_to_pointer_conversion): New location argument.
6273 (function_to_pointer_conversion): Same.
6274 (default_function_array_conversion): Same.
6275 (parser_build_unary_op): Pass location to overflow_warning.
6276 (parser_build_binary_op): Same. Use warning_at.
6277 (build_unary_op): Pass location to array_to_pointer_conversion.
6278 (build_c_cast): Pass location to digest_init.
6279 (build_modify_expr): New location argument.
6280 (convert_for_assignment): Same.
6281 (store_init_value): Same.
6282 (digest_init): Same.
6283 (output_init_element): Pass location to digest_init and
6284 array_to_pointer_conversion.
6285 (c_finish_return): Pass location to convert_for_assignment.
6286 * gimplify.c (gimplify_conversion): Pass location to
6287 maybe_fold_offset_to_address.
6288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6289 to maybe_fold_stmt_addition.
6290 * c-omp.c (c_finish_omp_atomic): Pass new location to
6292 (c_finish_omp_for): Same.
6293 * c-common.c (overflow_warning): New argument.
6294 * c-common.h: New argument to build_modify_expr, overflow_warning.
6295 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6297 (c_parser_initializer): Pass location to
6298 default_function_array_conversion.
6299 (c_parser_initelt): Same.
6300 (c_parser_initval): Same.
6301 (c_parser_asm_operands): Same.
6302 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6303 (c_parser_conditional_expression): Same.
6304 (c_parser_binary_expression): Add location info to stack. Use it.
6305 (c_parser_unary_expression): Pass location to
6306 default_function_array_conversion, parser_build_unary_op,
6307 build_indirect_ref, c_parser_postfix_expression_after_primary.
6308 (c_parser_postfix_expression_after_primary): New location argument.
6310 (c_parser_expression_conv): Pass location to
6311 default_function_array_conversion.
6312 (c_parser_expr_list): Same.
6313 (c_parser_omp_atomic): Same.
6314 (c_parser_omp_for_loop): Same.
6315 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6316 (build_array_declarator): New argument.
6317 * c-decl.c (build_array_declarator): Add location argument.
6318 (grokdeclarator): Set id_loc for cdk_array.
6319 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6320 build_array_declarator.
6321 * tree.c (build_omp_clause): Add location argument.
6322 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6323 (OMP_CLAUSE_LOCATION): New macro.
6324 (struct tree_omp_clause): Add location field.
6325 (build_omp_clause): Add argument.
6326 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6327 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6329 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6330 (cp_parser_omp_clause_collapse): Same.
6331 (cp_parser_omp_clause_default): Same.
6332 (cp_parser_omp_clause_if): Same.
6333 (cp_parser_omp_clause_nowait): Same.
6334 (cp_parser_omp_clause_num_threads): Same.
6335 (cp_parser_omp_clause_ordered): Same.
6336 (cp_parser_omp_clause_schedule): Same.
6337 (cp_parser_omp_clause_untied): Same.
6338 (cp_parser_omp_for_loop): Same.
6339 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6340 * c-tree.h (c_start_case): Add location argument.
6341 (c_process_expr_stmt): Same.
6342 (c_finish_goto_*): Same.
6343 * tree-parloops.c (initialize_reductions): Pass location to
6345 (create_parallel_loop): Same.
6346 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6347 (gfc_trans_omp_reduction_list): Same.
6348 (gfc_trans_omp_clauses): Same.
6349 (gfc_trans_omp_do): Same.
6350 * c-typeck.c (c_finish_goto_label): Same.
6351 (c_finish_goto_ptr): New location argument.
6352 (c_start_case): Same.
6353 (emit_side_effect_warnings): Same.
6354 (c_process_expr_stmt): Same.
6355 (c_finish_stmt_expr): Same.
6356 (c_finish_omp_clauses): Use error_at instead of error.
6357 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6359 * c-omp.c (c_split_parallel_clauses): New location argument.
6360 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6361 to build_omp_clause.
6362 (convert_local_reference_stmt): Same.
6363 (convert_gimple_call): Same.
6364 * c-common.h (c_split_parallel_clauses): New argument.
6365 * c-parser.c (c_parser_statement_after_labels): Pass location to
6366 c_finish_goto_label.
6367 (c_parser_switch_statement): Pass location to c_start_case.
6368 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6369 and c_process_expr_stmt.
6370 (c_parser_omp_variable_list): Add location argument.
6371 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6372 (c_parser_omp_clause_default): Same.
6373 (c_parser_omp_clause_if): Same.
6374 (c_parser_omp_clause_num_threads): Same.
6375 (-c_parser_omp_clause_ordered): Same.
6376 (c_parser_omp_clause_reduction): Pass location to
6377 c_parser_omp_variable_list.
6378 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6379 (c_parser_omp_clause_untied): Same.
6380 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6381 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6383 * c-tree.h (check_for_loop_decls, undeclared_variable,
6384 build_component_ref, build_array_ref, build_external_ref,
6385 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6386 build_conditional_expr, build_compound_expr, c_cast_expr,
6387 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6388 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6390 * c-semantics.c (build_stmt): Same.
6391 (build_case_label): Same.
6392 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6393 (undeclared_variable): New argument.
6395 (lookup_label): Pass location on down.
6396 (define_label): Same.
6397 (finish_decl): Same.
6398 (build_compound_literal): Same.
6399 (finish_struct): Same.
6400 (finish_function): Do not set location here.
6401 (check_for_loop_decls): New argument.
6402 * tree.c (save_expr): Set location.
6403 (build_empty_stmt): New argument.
6404 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6405 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6406 * builtins.c (gimplify_va_arg_expr): Use locations.
6407 (expand_builtin_sync_operation): Same.
6408 * c-typeck.c (build_component_ref): New argument.
6409 (build_array_ref): Same.
6410 (build_external_ref): Same.
6411 (c_expr_sizeof_expr): Same.
6412 (c_expr_sizeof_type): Same.
6413 (parser_build_unary_op): Same.
6414 (build_conditional_expr): Same.
6415 (build_compound_expr): Pass location on down.
6416 (build_compound_expr): New argument.
6417 (build_c_cast): Same.
6418 (c_cast_expr): Same.
6419 (build_asm_expr): Same.
6420 (c_finish_return): Same.
6421 (c_process_expr_stmt): Pass location on down.
6422 (c_finish_stmt_expr): New argument.
6423 (push_clenaup): Same.
6424 (c_finish_omp_parallel): Same.
6425 (c_finish_omp_task): Same.
6426 * gimplify.c (gimplify_call_expr): Pass location on down.
6427 * c-omp.c (c_finish_omp_master): New argument.
6428 (c_finish_omp_critical): Same.
6429 (c_finish_omp_ordered): Same.
6430 (c_finish_omp_barrier): Same.
6431 (-c_finish_omp_taskwait): Same.
6432 (c_finish_omp_atomic): Same.
6433 (c_finish_omp_flush): Same.
6434 * tree-inline.c (copy_tree_body_r): Pass location on down.
6435 (inline_forbidden_p): Remove use of input_location.
6436 * c-gimplify.c (c_build_bind_expr): New argument.
6437 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6438 (c_sizeof_or_alignof_type): New argument.
6439 (c_alignof_expr): Same.
6440 (build_va_arg): Same.
6441 (c_add_case_label): Same.
6442 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6443 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6444 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6445 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6446 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6447 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6449 * stub-objc.c (objc_build_selector_expr): Same.
6450 (objc_build_throw_stmt): Same.
6451 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6452 (c_parser_initelt): Same.
6453 (c_parser_compound_statement): Same.
6454 (c_parser_compound_statement_nostart): Same.
6455 (c_parser_label): Same.
6456 (c_parser_statement_after_labels): Same.
6457 (c_parser_if_body): Same.
6458 (c_parser_else_body): Same.
6459 (c_parser_if_statement): Same.
6460 (c_parser_switch_statement): Same.
6461 (c_parser_while_statement): Same.
6462 (c_parser_do_statement): Same.
6463 (c_parser_for_statement): Same.
6464 (c_parser_asm_statement): Same.
6465 (c_parser_conditional_expression): Same.
6466 (c_parser_binary_expression): Same.
6467 (c_parser_cast_expression): Same.
6468 (c_parser_unary_expression): Same.
6469 (c_parser_sizeof_expression): Same.
6470 (c_parser_alignof_expression): Same.
6471 (c_parser_postfix_expression): Same.
6472 (c_parser_expression): Same.
6473 (c_parser_objc_receiver): Same.
6474 (c_parser_omp_variable_list): Same.
6475 (c_parser_omp_structured_block): Same.
6476 (c_parser_omp_atomic): New argument.
6477 (c_parser_omp_barrier): Same.
6478 (c_parser_omp_critical): Same.
6479 (c_parser_omp_flush): Pass location on down.
6480 (c_parser_omp_for_loop): New argument.
6481 (c_parser_omp_for): Same.
6482 (c_parser_omp_master): Same.
6483 (c_parser_omp_ordered): Same.
6484 (c_parser_omp_sections_scope): Same.
6485 (c_parser_omp_sections): Same.
6486 (c_parser_omp_parallel): Same.
6487 (c_parser_omp_single): Same.
6488 (c_parser_omp_task): Same.
6489 (c_parser_omp_taskwait): Pass location on down.
6490 (c_parser_omp_construct): Same.
6491 (c_parser_omp_threadprivate): Same.
6492 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6493 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6494 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6495 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6496 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6497 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6498 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6499 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6500 config/i386/i386.c, stmt.c:
6501 Add location argument to the following function definitions and/or
6502 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6503 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6504 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6505 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6506 do_case, c_finish_bc_stmt, build_compound_literal,
6507 build_function_call.
6508 * c-decl.c (build_compound_literal): Add location argument.
6509 Make all diagnostic calls use location.
6510 (start_struct): Same.
6511 (finish_struct): Same.
6513 (build_enumerator): Same.
6514 (start_function): Same.
6515 (grokdeclarator): Make all diagnostic calls use location.
6516 (store_parm_decls_oldstyle): Same.
6517 * c-typeck.c (build_function_call): Add location argument.
6518 Make all diagnostic calls use location.
6520 (c_finish_bc_stmt): Same.
6521 * tree-nested.c (get_trampoline_type): Add argument.
6522 Pass location to build_decl.
6523 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6524 * rtl.h (RTL_LOCATION): New.
6525 * c-common.c (c_add_case_label): Add location argument.
6526 Make all diagnostic calls use location.
6527 * c-common.h: Add location argument to make_fname_decl, do_case,
6528 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6529 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6530 Set it appropriately for every case. Pass enum_loc to start_enum
6531 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6533 (c_parser_struct_or_union_specifier): Save location. Use it for
6534 start_struct, finish_struct, and parser_xref_tag.
6536 2009-06-12 Ian Lance Taylor <iant@google.com>
6538 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6540 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6541 cpp_opts->warn_cxx_operator_names.
6543 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6546 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6547 is returns NULL and OP is a VCE, look through the VCE.
6549 2009-06-12 Ian Lance Taylor <iant@google.com>
6552 * collect2.c (main): Use CONST_CAST2 in code inside #if
6553 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6555 2009-06-12 Joey Ye <joey.ye@intel.com>
6558 * cfgexpand.c (get_decl_align_unit): Update
6559 max_used_stack_slot_alignment with align instead of
6560 stack_alignment_needed.
6562 * function.c (assign_stack_local_1): Update
6563 max_used_stack_slot_alignment with alignment_in_bits instead
6564 of stack_alignment_needed.
6565 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6568 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6570 * dwarf2out.c (last_var_location_insn): New variable.
6571 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6572 (dwarf2out_var_location): Don't record anything after last real
6573 insn. Only change labels if there were any real instructions
6574 in between last note and this one, or if changed sections.
6576 2009-06-11 Richard Henderson <rth@redhat.com>
6578 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6579 note when storing the frame pointer in a register.
6580 (FRP): Don't redefine to nothing for epilogue.
6581 (alpha_expand_epilogue): Mark register and sp restores.
6582 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6584 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6585 when gen_lowpart is needed.
6587 2009-06-11 Richard Henderson <rth@redhat.com>
6589 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6591 * dwarf2out.c (need_data_align_sf_opcode): New.
6592 (div_data_align): Move earlier.
6593 (def_cfa_1, reg_save): Use it.
6595 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6597 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6598 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6599 (ix86_handle_option): Handle OPT_mcrc32.
6600 (ix86_target_string): Add -mcrc32.
6601 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6603 * config/i386/i386.h (TARGET_CRC32): New.
6605 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6606 (sse4_2_crc32di): Likewise.
6608 * config/i386/i386.opt (mcrc32): New.
6610 * doc/invoke.texi: Document -mcrc32.
6612 2009-06-11 Richard Henderson <rth@redhat.com>
6614 * common.opt (gdwarf-): Accept a version number.
6615 * doc/invoke.texi (gdwarf-): Update docs.
6616 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6617 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6618 version level, and record it.
6620 * dwarf2.h (DW_CIE_VERSION): Remove.
6621 * dwarf2out.c (DWARF_VERSION): Remove.
6622 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6623 (output_call_frame_info): Use CIE version 3 for dwarf3,
6624 or if the return register column is out of range for version 1.
6625 (dwarf_stack_op_name): Add all dwarf3 values.
6626 (DEBUG_PUBTYPES_SECTION): New.
6627 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6628 encoding change for dwarf3.
6629 (output_die) [dw_val_class_die_ref]: Likewise.
6630 (output_compilation_unit_header): Emit correct version for dwarf3.
6631 (output_line_info): Likewise.
6632 (output_pubnames): Update for DWARF_VERSION removal.
6633 (output_aranges): Likewise.
6634 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6635 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6636 (dwarf2out_finish): Likewise.
6638 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6640 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6643 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6646 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6647 * builtins.c (expand_builtin_unreachable): New function.
6648 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6649 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6650 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6652 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6653 searching for missing barriers.
6655 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6657 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6658 when -fprofile-generate* was passed.
6659 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6661 2009-06-11 Anthony Green <green@moxielogic.com>
6663 * config/moxie/moxie.md: Define length attribute for all instructions.
6665 (*b<cond:code>): Support limited branch ranges for new PC-relative
6666 branch instructions.
6667 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6669 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6671 * config/i386/i386.c (min_insn_size): Use get_attr_length
6672 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6675 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6676 instead of emit_insn_before.
6678 2009-06-10 Ian Lance Taylor <iant@google.com>
6681 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6684 2009-06-10 Revital Eres <eres@il.ibm.com>
6686 * passes.c (init_optimization_passes): Reschedule
6687 predictive-commoning pass before complete unroll pass.
6689 2009-06-10 Martin Jambor <mjambor@suse.cz>
6691 * cgraph.c (cgraph_node_can_be_local_p): New function.
6692 (cgraph_make_node_local): New function.
6693 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6694 (cgraph_make_node_local): Declare.
6696 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6698 * tree.h (tree_base): Add packed_flag and user_align fields.
6699 Decrease size of spare field.
6700 (TYPE_USER_ALIGN): Use user_align from tree_base.
6701 (DECL_USER_ALIGN): Likewise.
6702 (TYPE_PACKED): Use packed_flag from tree_base.
6703 (DECL_PACKED): Likewise.
6704 (tree_type): Delete packed_flag and user_align fields. Widen
6705 precision field. Widen mode field and shuffle fields to align
6706 mode on an 8-bit boundary.
6707 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6708 Renumber decl_flag_* fields. Fix comments. Widen
6709 decl_common_unused field.
6710 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6711 (DECL_EXTERNAL): Likewise.
6712 (DECL_BIT_FIELD): Likewise.
6713 (DECL_NONADDRESSABLE_P): Likewise.
6714 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6715 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6717 2009-06-10 Ian Lance Taylor <iant@google.com>
6719 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6720 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6721 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6722 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6723 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6724 DEF_VEC_ALLOC_FUNC_P.
6725 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6726 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6727 DEF_VEC_ALLOC_FUNC_O.
6728 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6729 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6730 DEF_VEC_ALLOC_FUNC_I.
6731 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6732 (vec_stack_p_reserve_exact_1): Declare.
6733 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6734 (vec_stack_free): Declare.
6735 (VEC_stack_alloc): Define.
6736 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6737 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6738 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6739 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6741 (stack_vecs): New static variable.
6742 (vec_stack_p_reserve_exact_1): New function.
6743 (vec_stack_o_reserve_1): New static function.
6744 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6745 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6746 (vec_stack_free): New function.
6747 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6748 (VEC_df_ref_stack_alloc): Define.
6749 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6750 DEF_VEC_ALLOC_P_STACK.
6751 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6752 (struct df_collection_rec): Change _vec fields to VEC. Remove
6754 (df_free_collection_rec): Adjust for new fields.
6755 (df_insn_rescan): Use new df_collection_rec fields.
6756 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6757 (df_ref_create_structure, df_ref_record): Likewise.
6758 (df_get_conditional_uses, df_get_call_refs): Likewise.
6759 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6760 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6761 (df_record_exit_block_uses, df_bb_verify): Likewise.
6762 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6763 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6764 Remove count parameter. Change return type to void. Change all
6766 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6767 Remove count parameter. Change return type to void. Change all
6769 (df_install_refs): Change old_vec parameter to VEC. Remove count
6770 parameter. Change all callers.
6771 (df_install_mws): Change old_vec parameter to VEC. Remove count
6772 parameter. Change all callers.
6773 (df_refs_verify): Change new_rec parameter to VEC. Change call
6775 (df_mws_verify): Likewise.
6777 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6779 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6781 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6783 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6785 2009-06-10 Anthony Green <green@moxielogic.com>
6787 * config/moxie/crti.asm: New file.
6788 * config/moxie/crtn.asm: New file.
6789 * config/moxie/moxie.c: New file.
6790 * config/moxie/moxie.h: New file.
6791 * config/moxie/sfp-machine.h: New file.
6792 * config/moxie/moxie-protos.h: New file.
6793 * config/moxie/t-moxie: Created.
6794 * config/moxie/t-moxie-softfp: Created.
6795 * config/moxie/moxie.md: Created.
6796 * config/moxie/constraints.md: Created.
6797 * config.gcc: Add moxie support.
6798 * doc/md.texi (Machine Constraints): Add moxie constraints.
6799 * doc/contrib.texi (Contributors): Mention moxie port.
6800 * doc/install.texi (Specific): Mention the moxie port.
6802 2009-06-09 Ian Lance Taylor <iant@google.com>
6804 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6806 * optabs.c (optab_table): Only use designated initializers if
6807 HAVE_DESIGNATED_INITIALIZERS is defined.
6808 (convert_optab_table): Likewise.
6809 (init_optabs): Always call init_insn_codes if
6810 HAVE_DESIGNATED_INITIALIZERS is not defined.
6812 2009-06-09 Ian Lance Taylor <iant@google.com>
6814 * targhooks.c (default_builtin_vectorized_function): Change fn
6815 parameter to unsigned int.
6816 (default_builtin_vectorized_conversion): Change code parameter to
6818 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6819 * targhooks.h: Update declarations.
6820 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6821 parameter to unsigned int.
6823 * c-typeck.c (comptypes_check_enum_int): New static function.
6824 (comptypes_internal): Add enum_and_int_p parameter. Change all
6826 (comp_target_types): Add location parameter. Change all callers.
6827 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6829 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6830 (build_conditional_expr): Add colon_loc parameter. Change all
6832 (convert_for_assignment): Add location parameter. Change all callers.
6833 * c-parser.c (c_parser_conditional_expression): Pass location of
6834 colon to build_conditional_expr.
6835 * c-tree.h (build_conditional_expr): Update declaration.
6837 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6839 * graphite.c: Revert previous patch.
6841 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6844 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6846 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6848 * tree-ssa-loop-prefetch.c
6849 (loop_prefetch_arrays): Fixed a portability problem in printf format
6852 2009-06-09 Martin Jambor <mjambor@suse.cz>
6854 PR tree-optimization/40351
6855 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6856 refrence to a potential artifical subaccess can be constructed.
6858 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6860 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6861 (sh_override_options): Likewise.
6862 * config/sh/sh.c: Include params.h.
6863 (sh_optimization_options): New.
6864 (sh_override_options): Likewise.
6865 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6866 (OVERRIDE_OPTIONS): Use sh_override_options.
6868 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6870 * dwarf2out.c (emit_cfa_remember): New variable.
6871 (add_fde_cfi): If emit_cfa_remember, recurse to add
6872 DW_CFA_remember_state first.
6873 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6874 instead just set emit_cfa_remember.
6876 2009-06-08 Jan Hubicka <jh@suse.cz>
6879 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6881 2009-06-08 Jan Hubicka <jh@suse.cz>
6884 * cgraphunit.c (save_inline_function_body): Do not copy transform
6885 hooks for saved inline bodies.
6886 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6889 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6891 * jump.c (returnjump_p): Handle delayed branches. Add missing
6894 2009-06-08 Jan Hubicka <jh@suse.cz>
6897 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6898 original node might've been modified.
6899 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6901 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6903 * tree-object-size.c (addr_object_size): Add OSI argument.
6904 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6905 (compute_builtin_object_size, expr_object_size): Adjust callers.
6906 (plus_stmt_object_size): Call addr_object_size instead of
6907 compute_builtin_object_size.
6909 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6910 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6912 * tree-ssa-loop-prefetch.c
6913 (gather_memory_references): Introduced a counter for the number of
6915 (anything_to_prefetch_p): Introduced a counter for the number of
6917 (is_loop_prefetching_profitable): New function with a cost model
6919 (loop_prefetch_arrays): Use the new cost model to determine if
6920 prefetching is profitable.
6921 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6922 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6923 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6924 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6925 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6926 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6928 2009-06-08 Michael Matz <matz@suse.de>
6931 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6932 partitions use the same.
6933 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6934 for basevars of SSA_NAMEs.
6935 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6936 to not expand them twice.
6937 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6940 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6942 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6943 (fdump-final-insns=, gtoggle): New.
6944 * doc/invoke.texi: Document them.
6945 * final.c (rest_of_clean_state): Dump final insn stream.
6946 * gcc.c (invoke_as): Hook in -fcompare-debug.
6947 (static_spec_functions): Add compare-debug-dump-opt,
6948 compare-debug-self-opt and compare-debug-auxbase-opt.
6949 (compare_debug, compare_debug_second, compare_debug_opt): New.
6950 (switches_debug_check, n_switches_debug_check): New.
6951 (debug_auxbase_opt, debug_check_temp_file): New.
6952 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6954 (do_self_spec): Handle arguments after switches.
6955 (do_spec_1): Add .gk extension to temp file basenames for compare.
6956 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6957 (cc1_options): Use it instead of normal auxbase computation for
6958 the second compare-debug compilation.
6959 (compare_files): New.
6960 (main): Set up and implement compare debug mode.
6961 (compare_debug_dump_opt_spec_function): New.
6962 (compare_debug_self_opt_spec_function): New.
6963 (compare_debug_auxbase_opt_spec_function): New.
6964 * toplev.c (process_options): Handle flag_gtoggle,
6965 flag_dump_final_insns.
6966 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6967 during -fcompare-debug-second compilation.
6969 2009-06-07 Ian Lance Taylor <iant@google.com>
6971 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6972 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6974 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6975 with no default node. Change warning with %H to warning_at.
6976 Don't clear warn_switch around case checking.
6977 * doc/invoke.texi (Warning Options): Clarify distinction between
6978 -Wswitch and -Wswitch-enum.
6980 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6982 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6984 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6986 * gbl-ctors.h: Add header guard.
6988 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6990 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6991 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6992 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6993 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6994 prototypes for removed functions.
6995 (expressions_equal_p): Move to ...
6996 * tree-ssa-sccvn.h: ... here and ...
6997 * matrix-reorg.c: ... adjust includes.
6999 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7001 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7003 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7005 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7006 (finish_function): Remove erroneous whitespace.
7008 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7010 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7011 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7013 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7015 * errors.c (internal_error): Commentary typo fix.
7016 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7017 * tree-ssa-pre.c: Ditto.
7019 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7021 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7022 them is supposed to hold actual statements.
7024 2009-06-06 Ian Lance Taylor <iant@google.com>
7026 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7027 empty statements can now have attributes.
7029 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7031 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7032 * config/mips/mips.md: Ditto.
7034 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7036 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7038 (__eabi_uconvert): Likewise.
7040 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7042 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7043 CFI_* definitions with IN_GCC.
7045 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7047 * xcoffout.h (xcoffout_source_line): Update prototype.
7049 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7051 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7052 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7054 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7057 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7058 inlined_function_outer_scope_p blocks for artificial inlines
7060 * tree.c (tree_nonartificial_location): Rewrite using
7061 block_nonartificial_location.
7063 2009-06-05 Revital Eres <eres@il.ibm.com>
7064 Leehod Baruch <leehod@il.ibm.com>
7066 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7067 (expand_expr_real_1): Remove comment.
7068 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7069 Vectorize misaligned access when the target supports it.
7070 (vect_supportable_dr_alignment): Check for unaligned access support.
7071 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7074 2009-06-05 Julian Brown <julian@codesourcery.com>
7076 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7077 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7079 2009-06-05 Richard Guenther <rguenther@suse.de>
7082 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7085 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7087 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7088 (save_gprs): Don't tell unwinder when a global register is saved.
7089 (s390_emit_epilogue): Emit needed epilogue unwind info.
7091 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7093 * dwarf2out.c (deferred_asm_name): New.
7094 (add_name_and_src_coords_attributes): Defer creation of
7095 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7097 (move_linkage_attr): New.
7098 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7101 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7103 * tree-nested.c (finalize_nesting_tree_1): Declare the
7104 frame_decl in the binding tree.
7106 2009-06-04 Cary Coutant <ccoutant@google.com>
7108 * basic-block.h (struct basic_block_def): Add discriminator field.
7109 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7111 * debug.c (do_nothing_debug_hooks): Add additional entry.
7112 (debug_nothing_int_charstar_int): New function.
7113 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7114 (debug_nothing_int_charstar_int): New declaration.
7115 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7116 discriminator value in .loc directive.
7117 * final.c (last_discriminator): New variable.
7118 (discriminator): New variable.
7119 (final_start_function): Initialize above variables, pass current
7120 discriminator to debug hook.
7121 (notice_source_line): Check for discriminator change.
7122 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7123 * sdbout.c (sdbout_source_line): New parameter.
7124 * tree-cfg.c (struct locus_discrim_map): New structure type.
7125 (discriminator_per_locus): New hash table.
7126 (build_gimple_cfg): Allocate and free discriminator hash table.
7127 (make_edges): Call assign_discriminator.
7128 (locus_map_hash): New function.
7129 (locus_map_eq): New function.
7130 (next_discriminator_for_locus): New function.
7131 (same_line_p): New function.
7132 (assign_discriminator): New function.
7133 (make_cond_expr_edges): Call assign_discriminator.
7134 (make_gimple_switch_edges): Likewise.
7135 (first_non_label_stmt): New function.
7136 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7138 * xcoffout.c (xcoffout_source_line): Add new parameter.
7140 * configure.ac (gcc_cv_as_discriminator): New configury check for
7141 gas support for discriminator.
7142 * configure: Regenerate.
7143 * config.in: Regenerate.
7145 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7147 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7148 val after checking for integers.
7150 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7152 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7154 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7155 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7156 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7157 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7158 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7159 X64_SSE_REGPARM_MAX.
7160 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7161 X64_SSE_REGPARM_MAX.
7163 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7165 * gcc.c (report_times_to_file): New.
7166 (execute): Implement it.
7167 (process_command): Support -time=.
7168 * doc/invoke.texi: Document it.
7170 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7172 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7173 that have value exprs.
7175 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7177 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7178 declarations for constants until...
7179 (dw2_output_indirect_constant_1): ... this point.
7181 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7184 * arm.md (arm_addsi3): Don't try to split an add with an
7185 eliminable register until after reload has completed.
7187 2009-06-03 Ian Lance Taylor <iant@google.com>
7189 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7190 * genattrtab.c (write_length_unit_log): Likewise.
7191 * genchecksum.c (dosum): Likewise.
7192 * gengtype.c (write_rtx_next): Likewise.
7193 (finish_root_table, write_roots): Likewise.
7194 * gimple.c (gimple_ops_offset_): Likewise.
7195 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7196 * config/arc/arc.c (arc_attribute_table): Likewise.
7197 * config/arm/arm.c (arm_attribute_table): Likewise.
7198 * config/avr/avr.c (avr_attribute_table): Likewise.
7199 * config/crx/crx.c (crx_attribute_table): Likewise.
7200 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7201 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7202 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7203 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7204 * config/sh/sh.c (sh_attribute_table): Likewise.
7205 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7206 * config/spu/spu.c (spu_attribute_table): Likewise.
7207 * config/v850/v850.c (v850_attribute_table): Likewise.
7209 * config/alpha/alpha.c (vms_attribute_table): Make static.
7210 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7211 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7212 * config/mips/mips.c (mips_attribute_table): Likewise.
7214 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7216 (cc1-checksum.o): Likewise.
7218 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7220 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7222 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7224 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7225 insn if it is changing sp. Use gen_add3_insn instead of
7226 conditionally gen_addsi3 and gen_adddi3.
7227 (offset_below_red_zone_p): New static inline function.
7228 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7229 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7230 * config/rs6000/ppc-asm.h: Include auto-host.h.
7231 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7232 CFI_RESTORE): Define.
7233 * config/rs6000/crtresxgpr.asm: Add unwind info.
7234 * config/rs6000/crtresxfpr.asm: Likewise.
7235 * config/rs6000/crtresgpr.asm: Likewise.
7236 * config/rs6000/crtresfpr.asm: Likewise.
7237 * config/rs6000/crtsavgpr.asm: Likewise.
7238 * config/rs6000/crtsavfpr.asm: Likewise.
7240 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7241 argument of DWARF2_FRAME_REG_OUT macros.
7243 2009-06-03 Julian Brown <julian@codesourcery.com>
7245 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7246 words or less (including TImode) in core registers.
7248 2009-06-03 Richard Guenther <rguenther@suse.de>
7251 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7253 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7255 * statistics.c (statistics_counter_event): Do not record event
7256 in pass dump if its number == -1.
7257 (curr_statistics_hash): Add assert that we never get passes
7258 with static number == -1.
7260 2009-06-03 Richard Guenther <rguenther@suse.de>
7261 Andrey Belevantsev <abel@ispras.ru>
7263 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7264 non-BLKmode arrays addressable.
7266 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7268 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7269 * config/m68k/m68k.h: ... here.
7270 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7273 2009-06-03 Martin Jambor <mjambor@suse.cz>
7275 PR tree-optimization/40323
7276 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7279 2009-06-03 Richard Guenther <rguenther@suse.de>
7281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7284 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7286 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7287 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7288 JUMP_TABLE_DATA_P where applicable.
7289 * config/sh/sh.c: Ditto.
7290 * config/sh/sh.h: Ditto.
7291 * config/sh/sh.md: Ditto.
7292 * config/sh/symbian.c: Ditto.
7294 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7296 * config/i386/driver-i386.c (describe_cache): Optimize
7297 concatenation of strings. Use snprintf instead of sprintf.
7298 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7299 target when not compiling with GCC.
7301 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7303 * config/sh/sh.c: Revert last change.
7304 (sh_expand_epilogue): Emit a blockage insn before the frame
7305 pointer adjustment unconditionally.
7307 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7309 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7310 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7311 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7312 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7313 to COLLECT_GCC_OPTIONS.
7315 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7317 * collect2.c (target_system_root): New variable.
7318 (main): Handle --sysroot=.
7319 (ignore_library): Strip the sysroot from the library path.
7321 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7323 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7324 (collect2.o): Depend on collect2-aix.h.
7325 (collect2-aix.o): New rule.
7326 * collect2-aix.h: New file.
7327 * collect2-aix.c: Likewise.
7328 * collect2.c: Include collect2-aix.h. Don't undefine
7329 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7330 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7331 Use TARGET_AIX_VERSION instead of _AIX51.
7332 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7333 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7334 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7335 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7336 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7338 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7340 * collect2.c (ignore_library): Avoid premature post-increment
7343 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7345 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7346 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7347 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7348 CROSS_DIRECTORY_STRUCTURE too.
7349 (LINK_LIBG_SPEC): Likewise.
7350 (LIB_SPEC): Add %R to sysroot paths.
7351 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7352 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7353 * config/rs6000/aix51.h: As for aix43.h.
7354 * config/rs6000/aix52.h: Likewise.
7355 * config/rs6000/aix53.h: Likewise.
7356 * config/rs6000/aix61.h: Likewise.
7357 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7358 to the beginning of sysroot paths.
7360 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7362 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7363 INSN_LISTs that are out of the REG_NOTE range.
7365 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7367 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7368 (struct var_to_expand): Likewise.
7369 (struct opt_info): Add head and tail for linked lists of the above.
7370 (analyze_insn_to_expand_var): Initialize next.
7371 (analyze_iv_to_split_insn): Likewise.
7372 (analyze_insns_in_loop): Create linked lists.
7373 (allocate_basic_variable): Simplify for use without hash table.
7374 (insert_var_expansion_initialization): Likewise, make it type-safer.
7375 (combine_var_copies_in_loop_exit): Likewise.
7376 (apply_opt_in_copies): Walk lists rather than hash tables.
7377 (release_var_copies): Simplified and inlined by hand into...
7378 (free_opt_info): ... this function.
7380 2009-06-02 Richard Guenther <rguenther@suse.de>
7382 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7385 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7387 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7388 only for builtins that are not overridden.
7390 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7392 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7395 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7397 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7399 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7401 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7403 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7405 * common.opt (fdump-unnumbered-links): New.
7406 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7407 * print-rtl.c (flag_dump_unnumbered_links): New.
7408 (print_rtx): Test it.
7410 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7412 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7413 push/pop multiple to 8-byte alignment.
7415 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7417 * config/i386/i386.c (queued_cfa_restores): New static variable.
7418 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7420 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7421 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7422 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7423 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7424 note unconditionally.
7425 (ix86_emit_restore_regs_using_mov): Likewise.
7426 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7427 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7428 it through to ix86_emit_restore_reg_using_pop.
7429 (ix86_emit_leave): Add RED_OFFSET argument. Call
7430 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7431 instead of adding REG_CFA_OFFSET note unconditionally.
7432 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7433 the above functions. Call ix86_add_queued_cfa_restore_notes when
7436 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7437 force output of the label even for dwarf2out_do_cfi_asm.
7438 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7439 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7440 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7442 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7443 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7444 dwarf2out_cfi_label callers.
7445 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7446 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7447 Adjust dwarf2out_cfi_label callers.
7448 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7450 * config/i386/i386.h (struct machine_cfa_state,
7451 struct machine_function): Guard with ifndef USED_FOR_TARGET
7452 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7455 * emutls.c (__emutls_get_address): Change arr->size to mean number
7456 of allocated arr->data entries instead of # of slots + 1.
7459 * recog.c (peep2_reinit_state): New function.
7460 (peephole2_init_state): Use it at the end of a basic block and also
7461 when seeing a RTX_FRAME_RELATED_P insn.
7463 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7465 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7466 fixuns_truncrfdi2): New.
7467 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7468 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7469 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7470 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7471 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7472 *recip_approx): Remove.
7473 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7474 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7475 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7477 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7480 2009-06-01 Ian Lance Taylor <iant@google.com>
7482 * attribs.c (register_attribute): Use CONST_CAST.
7483 * collect2.c (main): Use CONST_CAST2.
7484 (scan_prog_file): Likewise.
7485 * gcc.c (process_command, main): Likewise.
7486 * toplev.c (toplev_main): Likewise.
7488 * c-typeck.c (handle_warn_cast_qual): New static function,
7489 partially broken out of build_c_cast.
7490 (build_c_cast): Call handle_warn_cast_qual.
7491 * doc/invoke.texi (Warning Options): Document new effect of
7494 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7496 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7497 (diagnostic_report_current_module): Print columns.
7498 * common.opt (flag_show_column): Enable by default.
7500 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7502 * alias.c (find_base_term): Check for NULL term before returning.
7504 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7506 Revert due to PR40320:
7507 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7508 * calls.c (emit_library_call_value_1): Don't force_operand for move
7511 2009-06-01 Olivier Hainque <hainque@adacore.com>
7512 Eric Botcazou <ebotcazou@adacore.com>
7514 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7515 to be processed as a bitfield for constructor output purposes.
7516 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7518 * varasm.c (oc_local_state): New type, output_constructor
7519 local state to support communication with helpers.
7520 (oc_outer_state): New type, output_constructor outer state of
7521 relevance in recursive calls.
7522 (output_constructor_array_range): New output_constructor helper,
7523 extracted code for an array range element.
7524 (output_constructor_regular_field): New output_constructor helper,
7525 extracted code for an element that is not a bitfield.
7526 (output_constructor_bitfield): New output_constructor helper,
7527 extracted code for a bitfield element. Accept an OUTER state
7528 argument for recursive processing. Recurse on record or array
7529 CONSTRUCTOR values, possibly past noop conversions.
7530 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7531 VALUE is a valid constant-valued expression for use in a static
7532 bit-field initializer.
7533 (output_constructor): Rework to use helpers. Accept and honor an
7534 OUTER state argument for recursive calls. Return total size. Be
7535 prepared for nested constructors initializing bitfields.
7536 (output_constant): Feed OUTER in calls to output_constructor.
7538 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7540 * calls.c (emit_library_call_value_1): Don't force_operand for move
7543 2009-06-01 Nick Clifton <nickc@redhat.com>
7545 * doc/invoke.texi (IA-64 Options): Fix typo.
7547 2009-06-01 Ira Rosen <irar@il.ibm.com>
7549 PR tree-optimization/39129
7550 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7552 (vect_do_peeling_for_loop_bound): Use
7553 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7554 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7555 (vect_loop_versioning): Likewise.
7556 (vect_create_cond_for_alias_checks): Fix indentation.
7557 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7559 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7560 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7561 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7562 "control flow in loop".
7563 (vect_estimate_min_profitable_iters): Use
7564 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7565 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7566 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7567 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7568 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7569 statement belongs to a group of strided accesses with the exact code
7571 (vectorizable_load): Likewise.
7572 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7573 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7575 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7577 * config/freebsd-stdint.h: New file.
7578 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7579 Add freebsd-stdint.h to tm_file.
7581 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7583 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7584 (thumb2_extendhidi2): Likewise.
7586 2009-05-31 Ian Lance Taylor <iant@google.com>
7588 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7590 2009-05-31 Ian Lance Taylor <iant@google.com>
7592 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7593 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7594 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7596 2009-05-31 Jason Merrill <jason@redhat.com>
7598 * tree-pretty-print.c (print_call_name): Take the callee, not the
7599 call itself. Make non-static. Use dump_function_name for functions.
7600 (dump_generic_node): Adjust.
7601 * diagnostic.h: Declare print_call_name.
7602 * gimple-pretty-print.c (dump_gimple_call): Use it.
7604 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7606 * config/sh/sh.md (ashldi3_std): New define_expand.
7609 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7612 * config/sh/sh.c: Include debug.h.
7613 (sh_expand_epilogue): Emit a blockage insn before the frame
7614 pointer adjustment also when dwarf2out_do_frame returns true.
7616 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7618 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7619 (thumb2_extendqidi2): New pattern.
7621 2009-05-31 Ira Rosen <irar@il.ibm.com>
7623 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7624 mark phis for renaming.
7625 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7626 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7627 Call mark_sym_for_renaming.
7628 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7629 * tree-vect-loop.c (vect_transform_loop): Remove
7630 vect_memsyms_to_rename initialization and a call to
7631 mark_set_for_renaming.
7633 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7636 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7637 frame related even if !set_cfa && style < 0.
7639 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7641 * config/i386/mingw-tls.c: New file.
7642 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7643 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7644 defining _WIN32 but not __CYGWIN__.
7646 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7648 * configure.ac: Add MPC support.
7650 * config.in, configure: Regenerate.
7652 2009-05-29 Richard Henderson <rth@redhat.com>
7654 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7655 NOTE_INSN_BASIC_BLOCK.
7656 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7657 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7658 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7660 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7662 (add_cfi): Disable check redefining cfa away from drap.
7663 (lookup_cfa_1): Add remember argument; handle remember/restore.
7664 (lookup_cfa): Pass remember argument.
7665 (cfa_remember): New.
7666 (compute_barrier_args_size_1): Remove sibcall check.
7667 (dwarf2out_frame_debug_def_cfa): New.
7668 (dwarf2out_frame_debug_adjust_cfa): New.
7669 (dwarf2out_frame_debug_cfa_offset): New.
7670 (dwarf2out_frame_debug_cfa_register): New.
7671 (dwarf2out_frame_debug_cfa_restore): New.
7672 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7673 (dwarf2out_begin_epilogue): New.
7674 (dwarf2out_frame_debug_restore_state): New.
7675 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7676 DW_CFA_restore_state.
7677 (output_cfi_directive): Likewise.
7678 (convert_cfa_to_fb_loc_list): Likewise.
7679 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7680 * dwarf2out.h: Update.
7681 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7682 (copy_insn_1): Early out for null.
7683 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7684 and dwarf2out_frame_debug_restore_state.
7685 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7686 (prologue_insn_hash, epilogue_insn_hash): New.
7687 (free_after_compilation): Adjust freeing accordingly.
7688 (record_insns): Create hash table if needed; push insns into
7689 hash instead of array.
7690 (maybe_copy_epilogue_insn): New.
7691 (contains): Search hash table instead of array.
7692 (sibcall_epilogue_contains): Remove.
7693 (thread_prologue_and_epilogue_insns): Split eh_return insns
7694 and mark them as epilogues.
7695 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7696 scanning in terms of basic blocks.
7697 * insn-notes.def (CFA_RESTORE_STATE): New.
7698 * jump.c (returnjump_p_1): Accept EH_RETURN.
7699 (eh_returnjump_p_1, eh_returnjump_p): New.
7700 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7701 CFA_REGISTER, CFA_RESTORE): New.
7702 * rtl.def (EH_RETURN): New.
7703 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7705 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7706 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7708 * config/i386/i386.c (gen_push): Update cfa state.
7709 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7710 add a CFA_ADJUST_CFA note.
7711 (ix86_dwarf_handle_frame_unspec): Remove.
7712 (ix86_expand_prologue): Update cfa state.
7713 (ix86_emit_restore_reg_using_pop): New.
7714 (ix86_emit_restore_regs_using_pop): New.
7715 (ix86_emit_leave): New.
7716 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7717 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7718 * config/i386/i386.h (struct machine_cfa_state): New.
7719 (ix86_cfa_state): New.
7720 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7721 (eh_return_internal): Merge from eh_return_<mode>,
7722 use eh_return rtx, split w/ epilogue.
7724 2009-05-29 Ian Lance Taylor <iant@google.com>
7726 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7728 * calls.c (emit_library_call_value_1): Likewise.
7730 * c-typeck.c (c_build_va_arg): New function.
7731 * c-tree.h (c_build_va_arg): Declare.
7732 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7733 instead of build_va_arg.
7735 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7737 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7738 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7739 (ptr_difference_cost): Use affine combinations to compute it.
7740 (difference_cost): Likewise.
7741 (get_computation_cost_at): Compute more accurate cost for addresses
7742 if the ratio is a multiplier allowed in addresses.
7743 For non-addresses, consider that an additional offset or symbol is
7746 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7748 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7749 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7751 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7752 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7753 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7755 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7756 to 1 for TYPE_SSE{IADD1,CVT1}.
7757 (prefix_vex_imm8): Removed.
7758 (length_vex): Only pass 1 as second argument to
7759 ix86_attr_length_vex_default if prefix_extra is 0.
7760 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7761 (length): For prefix vex computation use length_immediate
7762 attribute instead of prefix_vex_imm8.
7763 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7764 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7765 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7766 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7767 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7768 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7769 a space in between the operands.
7770 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7771 if one operand is 0xff and the other one si, di, bp or sp.
7772 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7773 other one si, di, bp or sp.
7774 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7775 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7776 type and mode attributes.
7777 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7778 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7779 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7780 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7781 prefix_data16 attribute iff MODE_DF.
7782 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7783 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7784 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7785 constm128_operand in length_immediate computation.
7786 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7787 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7788 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7789 length_immediate attribute to 1.
7790 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7791 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7792 for certain alternatives.
7793 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7794 prefix_data16 attribute if MODE_V1DF.
7795 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7796 length_immediate to 1.
7797 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7798 length_address to 4, set mode attribute to MODE_DI.
7799 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7800 (fxam<mode>2_i387): Set length attribute to 4.
7801 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7802 *prefetch_3dnow_rex): Override length_address attribute.
7803 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7805 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7806 (constm128_operand): Removed.
7807 * config/i386/i386.c (memory_address_length): For
7808 disp && !index && !base in 64-bit mode account for SIB byte if
7809 print_operand_address can't optimize disp32 into disp32(%rip)
7810 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7811 for fs: or gs: segment.
7812 (ix86_attr_length_immediate_default): When checking if shortform
7813 is possible, truncate immediate to the length of the non-shortened
7815 (ix86_attr_length_address_default): Ignore MEM_P operands
7817 (ix86_attr_length_vex_default): Only check for DImode on
7818 GENERAL_REG_P operands.
7819 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7820 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7821 (sse_cvttps2pi): Clear prefix_rep attribute.
7822 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7824 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7825 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7826 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7827 iff operand 2 is const_int_operand.
7828 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7829 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7830 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7832 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7834 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7835 prefix_data16 attribute for movlpd and movhpd instructions.
7836 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7837 length_immediate for shufpd instruction.
7838 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7839 (avx_cmpp<avxmodesuffixf2c><mode>3,
7840 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7841 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7842 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7843 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7844 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7845 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7846 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7847 prefix_data16 attribute for the first alternative to 1.
7848 (*avx_loadlps): Override length_immediate for the first alternative.
7849 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7850 attributes for second alternative.
7851 (*vec_concatv2sf_sse4_1): Override length_immediate and
7852 prefix_data16 attributes for second alternative.
7853 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7854 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7855 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7856 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7857 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7858 prefix_data16 and length_immediate to 1.
7859 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7861 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7862 prefix_extra attribute for variants that don't have 0f prefix alone.
7863 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7864 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7865 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7866 *sse4_1_pextrd): Set length_immediate to 1.
7867 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7868 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7870 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7871 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7872 length_immediate to 1 for second alternative.
7873 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7874 prefix_extra and length_immediate attributes for the first
7876 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7878 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7879 to 1 for the first and third alternative.
7880 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7882 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7884 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7886 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7887 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7888 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7889 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7890 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7891 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7892 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7893 ssse3_psign<mode>3): Override prefix_rex attribute.
7894 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7895 (ssse3_palignrti): Override length_immediate to 1.
7896 (ssse3_palignrdi): Override length_immediate to 1, override
7897 prefix_rex attribute.
7898 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7899 (sse4a_extrqi): Override length_immediate to 2.
7900 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7901 (sse4a_insertq): Override prefix_data16 to 0.
7902 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7903 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7904 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7905 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7906 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7907 and length_immediate to 1.
7908 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7909 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7910 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7911 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7912 and length_immediate to 1.
7913 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7914 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7915 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7916 avx_ptest256): Override prefix_extra to 1.
7917 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7918 Override prefix_data16 and length_immediate to 1.
7919 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7920 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7921 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7922 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7923 prefix_data16 to 0 and prefix_extra to 2.
7924 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7925 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7927 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7928 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7929 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7930 and prefix_extra to 2.
7931 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7932 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7933 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7934 avx_vpermilvar<mode>3,
7935 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7936 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7937 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7938 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7939 Override prefix_extra to 1.
7940 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7941 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7942 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7943 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7944 prefix_extra and length_immediate to 1.
7945 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7947 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7948 to 1 for the first alternative.
7949 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7950 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7952 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7953 *movv2sf_internal_avx, *movv2sf_internal): Override
7954 prefix_rep attribute for certain alternatives.
7955 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7956 attributes for certain alternatives.
7957 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7958 attributes for certain alternatives.
7959 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7960 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7961 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7962 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7963 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7964 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7965 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7966 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7967 length_immediate to 1 if operand 2 is const_int_operand.
7968 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7969 *vec_extractv2si_1): Set length_immediate attribute to 1.
7970 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7971 using old 3DNOW insn rather than SSE/3DNOW_A.
7972 (mmx_emms, mmx_femms): Clear modrm attribute.
7974 2009-05-29 Martin Jambor <mjambor@suse.cz>
7976 * tree-sra.c: New implementation of SRA.
7978 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7979 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7980 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7981 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7982 (SRA_MAX_STRUCTURE_COUNT): Removed.
7983 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7984 * doc/invoke.texi (sra-max-structure-size): Removed.
7985 (sra-field-structure-ratio): Removed.
7987 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7990 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7993 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7995 PR rtl-optimization/40101
7996 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7997 seqno. Adjust comment.
7998 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7999 inserting bookkeeping before a jump, the jump is not scheduled.
8000 When no positive seqno found, provide a value. Add comment.
8002 2009-05-29 Richard Guenther <rguenther@suse.de>
8004 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8005 short-cutting on the first component.
8007 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8010 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8011 for trees other than decls/types.
8013 2009-05-29 Richard Guenther <rguenther@suse.de>
8015 * tree-ssa-operands.c (get_expr_operands): Do not handle
8016 INDIRECT_REFs in the handled-component case. Remove
8017 unused get_ref_base_and_extent case.
8018 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8019 tree_low_cst and host_integerp where possible.
8020 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8021 codes for equivalence.
8022 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8024 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8026 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8027 to tmake_file for i[34567]86-*-cygwin*.
8029 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8032 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8033 (altivec_categorize_keyword, init_vector_keywords,
8034 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8037 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8039 * tree.c (handle_dll_attribute): Check if node is
8040 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8042 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8044 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8046 (thumb2_zero_extendqidi2): Likewise.
8048 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8050 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8051 instead of gen_movrt.
8052 * config/sh/sh.md (movrt): Remove.
8054 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8056 * doc/invoke.texi (IA-64 Options):
8057 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8058 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8059 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8060 -msched-prefer-non-control-spec-insns,
8061 -msched-stop-bits-after-every-cycle,
8062 -msched-count-spec-in-critical-path,
8063 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8064 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8065 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8066 and -msched-spec-verbose.
8068 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8070 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8071 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8073 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8075 2009-05-28 Richard Guenther <rguenther@suse.de>
8077 * tree-ssa-alias.c (ao_ref_init): New function.
8078 (ao_ref_base): Likewise.
8079 (ao_ref_base_alias_set): Likewise.
8080 (ao_ref_alias_set): Likewise.
8081 (refs_may_alias_p_1): Change signature.
8082 (refs_may_alias_p): Adjust.
8083 (refs_anti_dependent_p): Likewise.
8084 (refs_output_dependent_p): Likewise.
8085 (call_may_clobber_ref_p_1): Change signature.
8086 (call_may_clobber_ref_p): Adjust.
8087 (stmt_may_clobber_ref_p_1): New function split out from ...
8088 (stmt_may_clobber_ref_p): ... here.
8089 (maybe_skip_until): Adjust signature.
8090 (get_continuation_for_phi): Likewise.
8091 (walk_non_aliased_vuses): Likewise.
8092 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8093 (ao_ref_init): Declare.
8094 (ao_ref_base): Likewise.
8095 (ao_ref_alias_set): Likewise.
8096 (stmt_may_clobber_ref_p_1): Likewise.
8097 (walk_non_aliased_vuses): Adjust.
8098 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8099 (get_ref_from_reference_ops): remove.
8100 (vn_reference_lookup_2): Adjust signature.
8101 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8102 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8103 (vn_reference_lookup): Adjust.
8104 (vn_reference_insert): Likewise.
8105 (vn_reference_insert_pieces): Adjust signature.
8106 (visit_reference_op_call): Adjust.
8107 * tree-ssa-pre.c (get_expr_type): Simplify.
8108 (phi_translate_1): Adjust.
8109 (compute_avail): Likewise.
8110 (translate_vuse_through_block): Do not re-build trees.
8111 (value_dies_in_block_x): Likewise.
8112 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8114 (vn_reference_lookup_pieces): Adjust declaration.
8115 (vn_reference_insert_pieces): Likewise.
8117 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8119 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8120 with checking disabled.
8122 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8126 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8127 macro definition for support of three-operand format aligned
8128 .comm directive in assembler on cygwin/pe/mingw target OS.
8129 * configure: Regenerate.
8130 * config.h: Regenerate.
8132 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8133 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8134 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8136 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8137 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8139 2009-05-28 Ira Rosen <irar@il.ibm.com>
8141 PR tree-optimization/40254
8142 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8143 in analysis of basic blocks.
8145 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8148 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8149 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8150 (TARGET_INITIALIZER): Use it.
8151 * cse.c (CHEAPER): Move it up to the other macros.
8152 (insert): Rename this ...
8153 (insert_with_costs): ... to this. Add cost parameters. Update
8155 (insert): New function. Call insert_with_costs.
8156 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8157 find_reg_offset_for_const, try_const_anchors): New functions.
8158 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8159 when using a const-anchor. Call insert_const_anchors.
8160 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8161 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8163 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8165 * tree-inline.c (remap_decls): Enable nonlocalized variables
8166 when not optimizing.
8168 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8170 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8171 Simplify other tests involving optimize.
8173 2009-05-27 Tom Tromey <tromey@redhat.com>
8175 * unwind-dw2.c (_Unwind_DebugHook): New function.
8176 (uw_install_context): Call _Unwind_DebugHook.
8178 2009-05-27 Tom Tromey <tromey@redhat.com>
8180 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8182 2009-05-27 Ian Lance Taylor <iant@google.com>
8184 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8185 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8186 (ALL_LINKERFLAGS): Define.
8187 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8188 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8189 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8190 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8191 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8192 $(LINKER_FOR_BUILD).
8193 (build/gcov-iov$(build_exeext)): Likewise.
8195 2009-05-27 Julian Brown <julian@codesourcery.com>
8197 * gcse.c (target.h): Include.
8198 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8199 copy of argument to a pseudo register.
8201 2009-05-27 Diego Novillo <dnovillo@google.com>
8203 * tree-ssa-live.c (dump_scope_block): Document arguments.
8204 (dump_scope_blocks): Document.
8205 (debug_scope_blocks): New.
8206 * tree-flow.h (debug_scope_blocks): Declare.
8208 2009-05-21 Denis Chertykov <denisc@overta.ru>
8210 * doc/contrib.texi (Contributors): Add myself to the list.
8212 2009-05-27 Olivier Hainque <hainque@adacore.com>
8214 * expr.c (target_align): New function. Alignment the TARGET of an
8215 assignment may be assume to have.
8216 (highest_pow2_factor_for_target): Use it instead of relying on
8217 immediate tree attributes of TARGET, not necessarily honored when
8218 intermediate bitfields are involved.
8220 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8223 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8224 AVX, SSE4, AES, PCLMUL and POPCNT.
8226 2009-05-27 Diego Novillo <dnovillo@google.com>
8228 * tree-pretty-print.c (dump_location): New.
8229 (dump_generic_node): Call it.
8230 Factor code to handle BLOCK nodes ...
8231 (dump_block_node): ... here.
8233 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8235 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8237 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8239 * gcc-plugin.h: Include config.h and system.h.
8240 (IN_GCC): Define if not defined.
8242 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8245 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8248 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8250 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8252 * config/m32r/m32r.h: Ditto.
8253 * config/m32r/m32r.md: Ditto.
8254 * config/m32r/predicates.md: Ditto.
8256 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8258 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8260 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8263 (Loading plugins): typo.
8264 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8265 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8266 (Interacting with the GCC Garbage Collector): Added new section.
8267 (Giving information about a plugin): Added new section for
8269 * ggc.h (ggc_register_root_tab): Added declaration.
8270 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8271 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8272 (register_callback): Improved comment in declaration.
8273 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8274 (extra_root_vec) Added static variable for dynamic roots registration.
8275 (ggc_register_root_tab) Added new routine.
8276 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8277 PLUGIN_GGC_MARKING event.
8278 * ggc-zone.c: Include plugin.h.
8279 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8280 * ggc-page.c: Include plugin.h.
8281 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8282 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8283 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8284 (register_callback): check lack of callbacks for
8285 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8286 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8287 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8288 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8289 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8290 dependency on plugin.h.
8291 (plugin.o): Added dependency on ggc.h...
8293 2009-05-26 Richard Guenther <rguenther@suse.de>
8297 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8298 with mismatched comparison modes.
8300 * expr.c (expand_expr_real_1): Expand the operand of a
8301 VIEW_CONVERT_EXPR in its natural mode.
8303 2009-05-26 Ian Lance Taylor <iant@google.com>
8305 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8306 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8307 (ALL_COMPILERFLAGS): Define.
8308 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8309 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8310 (collect2$(exeext), collect2.o): Likewise.
8311 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8312 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8313 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8314 (libbackend.o, intl.o, cppdefault.o): Likewise.
8315 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8316 (build/%.o): Use $(COMPILER_FOR_BUILD).
8317 (build/gen%$(build_exeext)): Likewise.
8318 (build/gcov-iov$(build_exeext)): LIkewise.
8319 * config/t-darwin (darwin.o): Use $(COMPILER).
8320 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8321 * config/t-sol2 (sol2-c.o): Likewise.
8323 * config/t-vxworks (vxworks.o): Likewise.
8324 * config/x-darwin (host-darwin.o): Likewise.
8325 * config/x-hpux (host-hpux.o): Likewise.
8326 * config/x-linux (host-linux.o): Likewise.
8327 * config/x-solaris (host-solaris.o): Likewise.
8328 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8329 * config/arm/t-arm (arm-c.o): Likewise.
8330 * config/arm/t-pe (pe.o): Likewise.
8331 * config/arm/t-wince-pe (pe.o): Likewise.
8332 * config/i386/t-cygming (winnt.o): Likewise.
8333 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8334 * config/i386/t-cygwin (cygwin1.o): Likewise.
8335 (cygwin2.o): Likewise.
8336 * config/i386/t-i386 (i386-c.o): Likewise.
8337 * config/i386/t-interix (winnt.o): Likewise.
8338 * config/i386/t-netware (netware.o): Likewise.
8339 * config/i386/t-nwld (nwld.o): Likewise.
8340 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8341 * config/i386/x-i386 (driver-i386.o): Likewise.
8342 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8343 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8344 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8345 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8346 * config/mips/x-native (driver-native.o): Likewise.
8347 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8348 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8349 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8350 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8351 * config/score/t-score-elf (score7.o): Likewise.
8352 (score3.o): Likewise.
8353 * config/sh/t-sh (sh-c.o): Likewise.
8354 * config/sh/t-symbian (sh-c.o): Likewise.
8355 (symbian.o): Likewise.
8356 * config/spu/t-spu-elf (spu-c.o): Likewise.
8357 * config/v850/t-v850 (v850-c.o): Likewise.
8358 * config/v850/t-v850e (v850-c.o): Likewise.
8360 2009-05-26 Richard Guenther <rguenther@suse.de>
8362 PR tree-optimization/40122
8363 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8364 VECTOR_CSTs if possible.
8365 (fold_gimple_assign): Likewise.
8367 2009-05-26 Richard Guenther <rguenther@suse.de>
8370 * fold-const.c (fold_binary): Use the correct types for building
8373 2009-05-26 Richard Guenther <rguenther@suse.de>
8375 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8376 redundant calls to merge_alias_info.
8377 (bump_vector_ptr): Likewise.
8378 * tree-ssa-copy.c (merge_alias_info): Remove.
8379 (replace_exp_1): Remove call to merge_alias_info.
8380 (propagate_tree_value): Likewise.
8381 (fini_copy_prop): Propagate points-to info.
8382 * tree-flow.h (merge_alias_info): Remove.
8384 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8386 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8388 2009-05-25 Jan Hubicka <jh@suse.cz>
8390 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8391 * cgraph.h (struct inline_summary): New filed self_wize,
8392 size_inlining_benefit, self_time and time_inlining_benefit.
8393 (struct cgraph_global_info): Replace insns by time ans size fields.
8394 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8395 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8396 (ipcp_update_callgraph): Do not touch function bodies.
8397 * ipa-inline.c: Include except.h
8398 (MAX_TIME): New constant.
8399 (overall_insns): Remove.
8401 (overall_size, max_benefit): New static variables.
8402 (cgraph_estimate_time_after_inlining): New function.
8403 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8404 (cgraph_clone_inlined_nodes): Update size.
8405 (cgraph_mark_inline_edge): Update size.
8406 (cgraph_estimate_growth): Use size info.
8407 (cgraph_check_inline_limits): Check size.
8408 (cgraph_default_inline_p): Likewise.
8409 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8410 (cgraph_decide_recursive_inlining): Check size.
8411 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8413 (cgraph_decide_inlining): Likewise.
8414 (cgraph_decide_inlining_incrementally): Likewise; honor
8415 PARAM_EARLY_INLINING_INSNS.
8416 (likely_eliminated_by_inlining_p): New predicate.
8417 (estimate_function_body_sizes): New function.
8418 (compute_inline_parameters): Use it.
8419 * except.c (must_not_throw_labels): New function.
8420 * except.h (must_not_throw_labels): Declare.
8421 * tree-inline.c (init_inline_once): Kill inlining_weigths
8422 * tree-ssa-structalias.c: Avoid uninitialized warning.
8423 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8424 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8425 (PARAM_INLINE_CALL_COST): Remove.
8426 (PARAM_EARLY_INLINING_INSNS): New.
8428 2009-05-25 Richard Guenther <rguenther@suse.de>
8430 PR tree-optimization/36327
8431 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8432 callback for reference translation or lookup at the point of may-defs.
8433 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8434 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8435 for union COMPONENT_REFs.
8436 (vn_reference_lookup_3): New callback. Lookup from memset
8437 and CONSTRUCTOR assignment, translate through struct copies.
8438 (vn_reference_lookup_pieces): Make sure to not free the
8439 passed operands array. Adjust walk_non_aliased_vuses call.
8440 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8441 make sure we do not leak memory.
8443 2009-05-25 Richard Guenther <rguenther@suse.de>
8445 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8446 * tree-inline.c (expand_call_inline): Reset the escaped and
8448 * tree-ssa-structalias.c (pass_build_ealias): New.
8449 * tree-pass.h (pass_build_ealias): Declare.
8450 * passes.c (init_optimization_passes): Add PTA during
8451 early optimizations.
8452 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8453 and CALLUSED solutions.
8454 (dump_points_to_solution): New function, split out from ...
8455 (dump_points_to_info_for): ... here.
8456 * tree-parloops.c (parallelize_loops): Reset the escaped and
8459 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8462 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8463 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8465 2009-05-25 Ira Rosen <irar@il.ibm.com>
8467 PR tree-optimization/40238
8468 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8469 statements after basic block's labels.
8470 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8471 to free the allocated memory.
8473 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8475 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8476 return address with a USE.
8478 2009-05-24 Richard Guenther <rguenther@suse.de>
8481 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8482 array type from the main variant of the inner type.
8484 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8486 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8487 definition to bool (from int) to un-break build.
8488 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8490 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8492 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8493 discard_stmt_changes): Delete.
8494 * tree-ssa-operands.c (scb_stack): Delete.
8495 (init_ssa_operands): Do not initialize it.
8496 (fini_ssa_operands): Do not free it.
8497 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8499 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8500 update_stmt, remove the others. Fix comments.
8501 * tree-dfa.c (optimize_stack_restore): Likewise.
8502 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8503 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8504 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8505 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8507 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8508 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8509 (dom_opt_finalize_block): Likewise, adjusting access to
8511 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8512 (stmts_to_rescan): Change item type to gimple.
8513 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8515 2009-05-24 Ira Rosen <irar@il.ibm.com>
8517 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8518 * tree-pass.h (pass_slp_vectorize): New pass.
8519 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8520 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8521 * tree-vectorizer.c (timevar.h): Include.
8522 (user_vect_verbosity_level): Declare.
8523 (vect_location): Fix comment.
8524 (vect_set_verbosity_level): Update user_vect_verbosity_level
8525 instead of vect_verbosity_level.
8526 (vect_set_dump_settings): Add an argument. Ignore user defined
8527 verbosity if dump flags require higher level of verbosity. Print to
8528 stderr only for loop vectorization.
8529 (vectorize_loops): Update call to vect_set_dump_settings.
8530 (execute_vect_slp): New function.
8531 (gate_vect_slp): Likewise.
8532 (struct gimple_opt_pass pass_slp_vectorize): New.
8533 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8535 (vec_info_for_bb): New function.
8536 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8537 (VECTORIZATION_ENABLED): New macro.
8538 (SLP_ENABLED, SLP_DISABLED): Likewise.
8539 (vect_is_simple_use): Add bb_vec_info argument.
8540 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8541 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8542 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8543 vect_schedule_slp, vect_analyze_slp): Likewise.
8544 (vect_analyze_stmt): Add slp_tree argument.
8545 (find_bb_location): Declare.
8546 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8547 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8548 (vect_analyze_loop_operations, vect_analyze_loop,
8549 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8550 vect_finalize_reduction, vectorizable_reduction,
8551 vectorizable_live_operation, vect_transform_loop): Likewise.
8552 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8553 skip evolution analysis if analyzing a basic block.
8554 (dr_analyze_indices): Likewise.
8555 (initialize_data_dependence_relation): Skip the test whether the
8556 object is invariant for basic blocks.
8557 (compute_all_dependences): Skip dependence analysis for data
8558 references in basic blocks.
8559 (find_data_references_in_stmt): Don't fail in case of invariant
8560 access in basic block.
8561 (find_data_references_in_bb): New function.
8562 (find_data_references_in_loop): Move code to
8563 find_data_references_in_bb and add a call to it.
8564 (compute_data_dependences_for_bb): New function.
8565 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8566 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8568 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8569 unknown dependence in basic block and fail in case of dependence in
8571 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8572 dependence instances from either loop or basic block vectorization
8574 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8575 before calling nested_in_vect_loop_p.
8576 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8577 dependence instances from either loop or basic block vectorization
8579 (vect_verify_datarefs_alignment): Likewise.
8580 (vect_enhance_data_refs_alignment): Adjust function calls.
8581 (vect_analyze_data_refs_alignment): Likewise.
8582 (vect_analyze_group_access): Fix printing. Skip different checks if
8583 DR_STEP is 0. Keep strided stores either in loop or basic block
8584 vectorization data structure. Fix indentation.
8585 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8587 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8588 dependence instances from either loop or basic block vectorization
8590 (vect_analyze_data_refs): Update comment. Call
8591 compute_data_dependences_for_bb to analyze basic blocks.
8592 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8593 case of loop vectorization. In case of basic block vectorization use
8594 data-ref itself as a base.
8595 (vect_create_data_ref_ptr): In case of basic block vectorization:
8596 don't advance the pointer, add new statements before the current
8597 statement. Adjust function calls.
8598 (vect_supportable_dr_alignment): Support only aligned accesses in
8599 basic block vectorization.
8600 * common.opt (ftree-slp-vectorize): New flag.
8601 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8602 (vect_pattern_recog_1): Likewise.
8603 * tree-vect-stmts.c (process_use): Likewise.
8604 (vect_init_vector): Add new statements in the beginning of the basic
8605 block in case of basic block SLP.
8606 (vect_get_vec_def_for_operand): Adjust function calls.
8607 (vect_finish_stmt_generation): Likewise.
8608 (vectorizable_call): Add assert that it is loop vectorization, adjust
8610 (vectorizable_conversion, vectorizable_assignment): Likewise.
8611 (vectorizable_operation): In case of basic block SLP, take
8612 vectorization factor from statement's type and skip the relevance
8613 check. Adjust function calls.
8614 (vectorizable_type_demotion): Add assert that it is loop
8615 vectorization, adjust function calls.
8616 (vectorizable_type_promotion): Likewise.
8617 (vectorizable_store): Check for outer loop only in case of loop
8618 vectorization. Adjust function calls. For basic blocks, skip the
8619 relevance check and don't advance pointers.
8620 (vectorizable_load): Likewise.
8621 (vectorizable_condition): Add assert that it is loop vectorization,
8622 adjust function calls.
8623 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8624 that it is not reduction, get vector type, call only supported
8625 functions, skip loop specific parts.
8626 (vect_transform_stmt): Check for outer loop only in case of loop
8628 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8629 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8630 for external definition.
8631 * passes.c (pass_slp_vectorize): New pass.
8632 * tree-vect-slp.c (find_bb_location): New function.
8633 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8634 check for patterns only in loops.
8635 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8636 case of multiple types in basic block SLP.
8637 (vect_mark_slp_stmts_relevant): New function.
8638 (vect_supported_load_permutation_p): Fix comment.
8639 (vect_analyze_slp_instance): Add argument. In case of basic block
8640 SLP, take vectorization factor from statement's type, check that
8641 unrolling factor is 1. Adjust function call. Save SLP instance in
8642 either loop or basic block vectorization structure. Return FALSE,
8644 (vect_analyze_slp): Add argument. Get strided stores groups from
8645 either loop or basic block vectorization structure. Return FALSE
8646 if basic block SLP failed.
8647 (new_bb_vec_info): New function.
8648 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8649 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8650 (vect_schedule_slp): Add argument. Get SLP instances from either
8651 loop or basic block vectorization structure. Set vectorization factor
8652 to be 1 for basic block SLP.
8653 (vect_slp_transform_bb): New function.
8654 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8656 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8658 * final.c (shorten_branches): Do not align labels for jump tables.
8659 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8661 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8663 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8664 Remove outdated reference to flow.c and fix nits.
8665 * doc/gccint.texi: Tweak RTL description.
8666 * doc/rtl.texi: Likewise.
8668 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8670 * config/avr/avr.c: Change my email address.
8671 * config/avr/avr.h: Likewise.
8672 * config/avr/avr.md: Likewise.
8673 * config/avr/avr-protos.h: Likewise.
8674 * config/avr/libgcc.S: Likewise.
8676 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8678 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8679 (spu_split_load, spu_split_store): Change return type to int.
8680 (spu_split_convert): Declare.
8681 * config/spu/predicates.md (spu_mem_operand): Remove.
8682 (spu_mov_operand): Update.
8683 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8684 * config/spu/spu.c (regno_aligned_for_load): Remove.
8685 (reg_aligned_for_addr, spu_expand_load): Define.
8686 (spu_expand_extv): Reimplement and handle MEM.
8687 (spu_expand_insv): Handle MEM.
8688 (spu_sched_reorder): Handle insn's with length 0.
8689 (spu_legitimate_address_p): Reimplement.
8690 (store_with_one_insn_p): Return TRUE for any mode with size
8691 larger than 16 bytes.
8692 (address_needs_split): Define.
8693 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8695 (spu_convert_move): Define.
8696 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8697 (spu_split_store): Change all MEM's to TImode.
8698 (spu_init_expanders): Preallocate registers that correspond to
8699 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8701 (spu_split_convert): Define.
8702 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8703 (_move<mode>, _movdi, _movti): Update predicate and condition.
8704 (load, store): Change to define_split.
8705 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8707 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8708 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8709 define_insn_and_split of lshr<mode>3.
8710 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8711 (<v>ashr<mode>3_imm): Define.
8712 (extv, extzv, insv): Allow MEM operands.
8713 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8714 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8715 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8716 (_spu_convert2): Change to define_insn_and_split and remove the
8717 corresponding define_peephole2.
8718 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8719 Change predicates to memory_operand.
8721 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8723 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8725 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8727 PR tree-optimization/40219
8728 * tree.c (iterative_hash_expr): Make sure the builtin function is
8729 a normal builtin function and not a front end or back end builtin
8730 before indexing into the built_in_decls array.
8732 2009-05-22 Richard Guenther <rguenther@suse.de>
8735 * alias.c (write_dependence_p): Do not use TBAA for answering
8736 anti-dependence or output-dependence.
8737 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8738 (emit_pointer_definition): Remove.
8739 (emit_alias_warning): Likewise.
8740 (find_what_var_points_to): Remove TBAA pruning code.
8741 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8743 (compute_points_to_sets): Remove code computing the set of
8744 dereferenced pointers.
8745 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8746 oracle for querying anti and output dependencies.
8747 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8748 if TBAA may be applied.
8749 (refs_anti_dependent_p): New function.
8750 (refs_output_dependent_p): Likewise.
8751 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8752 (refs_output_dependent_p): Likewise.
8753 * doc/tree-ssa.texi (Memory model): New section.
8754 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8755 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8756 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8757 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8758 * expr.c (expand_expr_real_1): Likewise.
8759 * gimple-low.c (lower_stmt): Likewise.
8760 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8761 (dump_gimple_cdt): Remove.
8762 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8763 (gimple_size): Likewise.
8764 (walk_gimple_op): Likewise.
8765 (is_gimple_stmt): Likewise.
8766 (walk_stmt_load_store_addr_ops): Likewise.
8767 (gimple_build_cdt): Remove.
8768 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8769 * gimple.h (gimple_cdt_new_type): Remove.
8770 (gimple_cdt_new_type_ptr): Likewise.
8771 (gimple_cdt_set_new_type): Likewise.
8772 (gimple_cdt_location): Likewise.
8773 (gimple_cdt_location_ptr): Likewise.
8774 (gimple_cdt_set_location): Likewise.
8775 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8776 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8777 GIMPLE_CHANGE_DYNAMIC_TYPE.
8778 (verify_types_in_gimple_stmt): Likewise.
8779 * tree-inline.c (estimate_num_insns): Likewise.
8780 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8781 (copy_decl_to_var): Likewise.
8782 (copy_result_decl_to_var): Likewise.
8783 * tree-pretty-print.c (dump_generic_node): Do not handle
8784 CHANGE_DYNAMIC_TYPE_EXPR.
8785 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8786 * tree-ssa-operands.c (get_expr_operands): Likewise.
8787 * tree-ssa-structalias.c (struct variable_info): Remove
8788 no_tbaa_pruning member.
8789 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8790 (unify_nodes): Do not copy it.
8791 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8792 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8793 (set_uids_in_ptset): Do not check it.
8794 (find_what_var_points_to): Likewise.
8795 (compute_tbaa_pruning): Remove.
8796 (compute_points_to_sets): Do not call it.
8797 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8798 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8799 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8800 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8801 (DECL_NO_TBAA_P): Likewise.
8802 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8803 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8804 (expand_omp_atomic_pipeline): Do not set it.
8805 * print-tree.c (print_node): Do not dump it.
8806 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8809 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8812 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8815 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8817 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8820 2009-05-22 Ben Elliston <bje@au.ibm.com>
8822 * Makefile.in (bversion.h, s-bversion): New targets.
8823 (TOPLEV_H): Add bversion.h.
8824 * toplev.h: Include "bversion.h".
8825 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8826 the __format__ attribute only if compiling with the same version
8827 of GCC as the sources (the "build version").
8829 2009-05-22 Ben Elliston <bje@au.ibm.com>
8831 * c-format.c (handle_format_attribute): Fix comment typo.
8833 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8836 * config/ia64/ia64.opt (mfused-madd): New.
8837 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8838 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8839 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8840 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8841 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8842 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8843 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8844 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8845 instruction if !TARGET_FUSED_MADD.
8846 (fpma, fpms): Remove colon from name.
8848 2009-05-22 Richard Guenther <rguenther@suse.de>
8850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8851 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8852 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8854 (create_expression_by_pieces): Only convert if necessary.
8855 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8856 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8858 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8860 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8861 regular pattern from a template and rename it ...
8862 (*extzv_truncsi_exts): ... to this.
8864 2009-05-21 Richard Guenther <rguenther@suse.de>
8866 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8867 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8868 (cgraph_default_inline_p): Likewise.
8869 (cgraph_decide_inlining_incrementally): Likewise.
8871 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8872 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/cpuid.h (bit_MOVBE): New.
8876 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8878 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8879 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8880 (ix86_handle_option): Handle OPT_mmovbe.
8881 (ix86_target_string): Add -mmovbe.
8882 (pta_flags): Add PTA_MOVBE.
8883 (processor_alias_table): Add PTA_MOVBE to "atom".
8884 (override_options): Handle PTA_MOVBE.
8886 * config/i386/i386.h (TARGET_MOVBE): New.
8888 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8889 (*bswapsi_movbe): New.
8890 (*bswapdi_movbe): Likewise.
8891 (bswapdi2): Renamed to ...
8893 (bswapdi2): New expander.
8895 * config/i386/i386.opt (mmovbe): New.
8897 * doc/invoke.texi: Document -mmovbe.
8899 2009-05-21 Taras Glek <tglek@mozilla.com>
8901 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8902 * gcc-plugin.h (plugin_init): Updated signature.
8903 * gcc-plugin.h (plugin_name_args): Moved to this header.
8904 * doc/plugins.texi (plugin_init): Updated documention to reflect
8906 * doc/plugins.texi (plugin_name_args): Added to documention.
8908 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8910 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8911 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8913 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8915 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8916 JUMP_TABLE_DATA_P predicates where applicable.
8917 * config/i386/predicates.md: Ditto.
8918 * config/i386/sse.md: Ditto.
8920 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8922 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8923 operand2 -128 override length_immediate attribute to 1.
8924 * config/i386/predicates.md (constm128_operand): New predicate.
8926 * config/i386/i386.c (memory_address_length): Handle %r12
8927 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8929 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8930 mode look through optional ZERO_EXTEND and SUBREG.
8931 * config/i386/i386.md (R12_REG): New define_constant.
8932 (prefix_data16): For sse unit set also for MODE_TI insns.
8933 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8934 insns set if operand 1 is ext_QIreg_operand.
8935 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8936 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8938 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8939 mode from MODE_DI to MODE_SI.
8940 (movdi_1_rex64): Override modrm and length_immediate attributes
8941 only for movabs (TYPE_IMOV, alternative 2).
8942 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8943 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8944 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8945 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8946 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8947 prefix_rex attribute if DImode.
8948 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8949 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8950 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8951 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8952 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8953 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8954 Likewise. For TYPE_IMOV clear length_immediate attribute.
8955 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8956 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8957 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8958 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8959 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8960 or one operand TYPE_ISHIFT.
8961 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8962 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8963 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8964 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8965 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8966 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8967 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8968 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8969 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8970 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8971 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8972 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8973 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8974 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8975 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8976 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8977 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8978 set mode attribute, don't override length attribute.
8979 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8981 (return_internal_long): Set length attribute to 2 instead of 1.
8982 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8983 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8984 prefix_rex attribute.
8985 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8987 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8989 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8991 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8993 2009-05-20 Ian Lance Taylor <iant@google.com>
8995 * tree.c (build_tree_list_vec_stat): New function.
8996 (ctor_to_vec): New function.
8997 (build_nt_call_vec): New function.
8998 (build_call_array): Change args to be a const pointer.
8999 (build_call_vec): New function.
9000 * tree.h (build_nt_call_vec): Declare.
9001 (build_tree_list_vec_stat): Declare.
9002 (build_tree_list_vec): Define.
9003 (build_call_array): Update declaration.
9004 (build_call_vec): Declare.
9005 (ctor_to_vec): Declare.
9006 * c-common.c (tree_vector_cache): New static variable.
9007 (make_tree_vector): New function.
9008 (release_tree_vector): New function.
9009 (make_tree_vector_single): New function.
9010 (make_tree_vector_copy): New function.
9011 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9012 (make_tree_vector_single, make_tree_vector_copy): Declare.
9013 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9014 (c_parser_expr_list): Don't manage cache here, instead call
9016 (c_parser_release_expr_list): Remove static function.
9017 (c_parser_vec_to_tree_list): Remove static function.
9018 (c_parser_attributes): Call build_tree_list_vec instead of
9019 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9020 c_parser_release_expr_list.
9021 (c_parser_postfix_expression_after_primary): Likewise.
9022 (c_parser_objc_keywordexpr): Likewise.
9024 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9026 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9027 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9028 TARGET_CONVERT_TO_TYPE.
9029 * hooks.c (hook_tree_const_tree_null): Define.
9030 * hooks.h (hook_tree_const_tree_null): Declare.
9031 * target.h (struct gcc_target): Add invalid_parameter_type,
9032 invalid_return_type, promoted_type, and convert_to_type fields.
9033 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9034 (TARGET_INVALID_RETURN_TYPE): Define.
9035 (TARGET_PROMOTED_TYPE): Define.
9036 (TARGET_CONVERT_TO_TYPE): Define.
9037 (TARGET_INITIALIZER): Update for new fields.
9038 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9039 (grokparms): Check targetm.invalid_parameter_type.
9040 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9041 * c-convert.c (convert): Check targetm.convert_to_type.
9043 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9045 * config/mips/mips.md (*extenddi_truncate<mode>,
9046 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9048 (*extendhi_truncateqi): New define_insn_and_sptit.
9050 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9053 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9054 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9056 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9058 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9059 the operand of VIEW_CONVERT_EXPR.
9061 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9063 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9064 extended family and model for Intel processors. Support Intel Atom.
9066 2009-05-20 Olivier Hainque <hainque@adacore.com>
9068 * gstab.h (stab_code_type): Define, to be used instead of the
9069 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9071 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9072 occurrences by stab_code_type.
9073 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9075 2009-05-20 Martin Jambor <mjambor@suse.cz>
9077 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9078 (sra_insert_before): Likewise.
9079 (sra_insert_after): Likewise.
9080 (sra_init_cache): Likewise.
9081 (sra_type_can_be_decomposed_p): Likewise.
9082 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9083 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9084 (sra_insert_before): Likewise.
9085 (sra_insert_after): Likewise.
9086 (sra_init_cache): Likewise.
9087 (insert_edge_copies_seq): Made static and moved upwards.
9089 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9092 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9094 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9095 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9098 2009-05-20 Richard Guenther <rguenther@suse.de>
9100 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9101 with mismatched comparison modes.
9103 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9105 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9106 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9107 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9108 with shifts for Thumb2.
9109 (orsi_notsi): New for orn.
9110 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9111 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9112 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9113 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9114 Don't invert remainder for IOR.
9116 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9118 PR tree-optimization/40087
9119 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9120 number_of_iterations_ne): Rename never_infinite argument.
9121 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9122 number_of_iterations_le): Handle pointer-type ivs when
9123 exit_must_be_taken is false.
9124 (number_of_iterations_cond): Do not always assume that
9125 exit_must_be_taken if the control variable is a pointer.
9127 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9129 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9130 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9132 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9134 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9135 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9137 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9140 * c.opt (Wlogical-op): Disabled by default.
9141 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9143 * doc/invoke.texi (Wlogical-op): Likewise.
9145 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9147 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9149 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9150 Propagate the type of the first operand.
9151 <ASSERT_EXPR>: Simplify.
9152 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9153 Rewrite using the RHS code as discriminant.
9154 <NOP_EXPR>: Turn into CASE_CONVERT.
9155 <PLUS_EXPR>: Propagate the type of the first operand.
9157 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9159 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9160 (ia64_dconst_0_375): New.
9161 * config/ia64/ia64.c (ia64_override_options): Remove
9162 -minline-sqrt-min-latency warning.
9163 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9164 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9165 * config/ia64/ia64.md (*sqrt_approx): Remove.
9166 (sqrtsf2): Remove #if 0.
9167 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9168 (sqrtdf): Remove assert.
9169 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9170 (sqrtxf2): Remove #if 0.
9171 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9172 * div.md (sqrt_approx_rf): New.
9173 (sqrtsf2_internal_thr): New implementation.
9174 (sqrtsf2_internal_lat): New.
9175 (sqrtdf2_internal_thr: New implementation.
9176 (sqrtxf2_internal): New implementation.
9178 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9179 Hans-Peter Nilsson <hp@axis.com>
9181 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9182 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9183 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9184 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9185 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9186 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9187 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9188 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9189 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9190 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9191 * c-common.c: ...from here.
9193 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9195 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9197 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9199 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9201 2009-05-19 Ben Elliston <bje@au.ibm.com>
9203 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9204 assignments with memcpy calls.
9205 (add_fdes): Likewise.
9206 (binary_search_unencoded_fdes): Likewise.
9207 (linear_search_fdes): Eliminate type puns.
9209 2009-05-19 Richard Guenther <rguenther@suse.de>
9211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9212 not falsely claim to have propagated into all uses.
9214 2009-05-19 Ben Elliston <bje@au.ibm.com>
9216 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9219 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9221 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9222 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9223 (TARGET_LEGITIMATE_ADDRESS_P): New.
9224 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9225 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9227 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9230 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9231 child of the containing namespace's DIE.
9233 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9235 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9236 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9237 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9240 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9243 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9244 gen_align with gen_pad.
9245 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9246 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9248 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9249 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9251 * config/i386/i386.md (align): Renamed to ...
9252 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9253 ASM_OUTPUT_MAX_SKIP_PAD.
9255 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9257 * config.gcc: Fix variable syntax.
9260 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9261 before calling exact_log2.
9262 (output_iorsi3): Likewise.
9263 (output_xorsi3): Likewise.
9265 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9267 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9268 for the none zero constant operand except for EQ and NE
9269 comprisons even when the first operand is R0.
9271 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9273 * config/s390/2064.md: Remove trailing whitespaces.
9274 * config/s390/2084.md: Likewise.
9275 * config/s390/constraints.md: Likewise.
9276 * config/s390/fixdfdi.h: Likewise.
9277 * config/s390/libgcc-glibc.ver: Likewise.
9278 * config/s390/s390-modes.def: Likewise.
9279 * config/s390/s390-protos.h: Likewise.
9280 * config/s390/s390.c: Likewise.
9281 * config/s390/s390.h: Likewise.
9282 * config/s390/s390.md: Likewise.
9283 * config/s390/tpf-unwind.h: Likewise.
9285 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9287 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9289 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9292 * configure.ac (m68k-*-*): Check if binutils support TLS.
9293 * configure: Regenerate.
9294 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9295 * config/m68k/constraints.md (Cu): New constraint.
9296 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9297 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9298 (movsi): Handle TLS symbols.
9299 (addsi3_5200): Handle XTLS symbols, indent.
9300 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9301 (m68k_tls_reference_p): Declare.
9302 (m68k_legitimize_address): Declare.
9303 (m68k_unwrap_symbol): Declare.
9304 * config/m68k/m68k.opt (mxtls): New option.
9305 * config/m68k/m68k.c (ggc.h): Include.
9306 (m68k_output_dwarf_dtprel): Implement hook.
9307 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9308 (m68k_expand_prologue): Load GOT pointer when function needs it.
9309 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9310 (m68k_legitimate_constant_address_p): Same.
9311 (m68k_decompose_address): Handle TLS references.
9312 (m68k_get_gp): New static function.
9313 (enum m68k_reloc): New contants.
9314 (TLS_RELOC_P): New macro.
9315 (m68k_wrap_symbol): New static function.
9316 (m68k_unwrap_symbol): New function.
9317 (m68k_final_prescan_insn_1): New static function.
9318 (m68k_final_prescan_insn): New function.
9319 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9321 (legitimize_pic_address): Handle TLS references..
9322 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9323 (m68k_libcall_value_in_a0_p)
9324 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9325 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9326 (m68k_legitimize_tls_address): Handle TLS references.
9327 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9329 (m68k_legitimize_address): Handle TLS symbols.
9330 (m68k_get_reloc_decoration): New static function.
9331 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9333 (m68k_output_dwarf_dtprel): Implement hook.
9334 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9335 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9336 m68k_call_* routines.
9337 (sched_attr_op_type): Handle TLS symbols.
9338 (gt-m68k.h): Include.
9339 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9340 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9342 2009-05-18 Martin Jambor <mjambor@suse.cz>
9344 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9345 (visit_store_addr_for_mod_analysis): New function.
9346 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9347 (determine_cst_member_ptr): Use gimple_assign_single_p.
9348 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9349 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9350 operands. Don't check number of operands of a NOP_EXPR.
9352 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9354 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9356 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9359 * c-common.c (warn_logical_operator): Don't warn if one of
9360 expression isn't always true or false.
9362 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9364 * config/i386/biarch32.h: New file.
9365 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9367 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9369 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9370 *zero_extend<mode>_truncqi): Merge these into ...
9371 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9372 Name the pattern following this as *zero_extendhi_truncqi.
9374 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9377 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9378 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9379 (output_info): Make field HOST_WIDEST_INT.
9380 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9381 (dump_bitmat_statistics): Same.
9383 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9385 * config.gcc (use_gcc_stdint): Set to wrap.
9386 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9387 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9388 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9389 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9390 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9391 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9392 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9393 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9395 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9397 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9399 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9400 Move definitions earlier.
9401 (OPT_ARCH64, OPT_ARCH32): Define.
9402 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9405 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9408 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9411 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9413 * arm.md (movdi2): Copy non-reg values to DImode registers.
9415 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9418 * final.c (label_to_max_skip): New function.
9419 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9420 CODE_LABEL_NUMBER <= max_labelno.
9421 * output.h (label_to_max_skip): New prototype.
9422 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9423 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9424 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9425 Handle CODE_LABELs with >= 16 byte alignment or with
9426 max_skip == (1 << align) - 1.
9427 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9428 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9431 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9432 .p2align 3 if MAX_SKIP is smaller than 7.
9433 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9435 2009-05-15 Ian Lance Taylor <iant@google.com>
9437 * alias.c (struct alias_set_entry_d): Rename from struct
9438 alias_set_entry. Change all uses.
9439 * except.c (struct call_site_record_d): Rename from struct
9440 call_site_record. Change all uses.
9441 * except.h (struct eh_region_d): Rename from struct eh_region.
9443 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9445 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9446 ivtype_map_elt. Change all uses.
9447 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9449 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9450 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9452 (struct sese_d): Rename from struct sese. Change all uses.
9453 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9454 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9455 * optabs.h (struct optab_d): Rename from struct optab. Change all
9457 (struct convert_optab_d): Rename from struct convert_optab.
9459 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9460 ipa_opt_pass. Change all uses.
9461 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9464 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9465 defined as a typedef.
9466 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9469 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9472 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9474 (merge_ranges): Returns bool.
9475 * tree.h (make_range): .. to here.
9476 (build_range_check): Likewise.
9477 (merge_ranges): Likewise. Renamed from merge_ranges.
9478 * c-typeck.c (parser_build_binary_op): Update calls to
9479 warn_logical_operator.
9480 * c-common.c (warn_logical_operator): Add new warning.
9481 * c-common.h (warn_logical_operator): Update declaration.
9483 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9485 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9487 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9489 * doc/install.texi: Document MPC requirements, flags etc.
9491 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9492 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9493 Evaluate constant arguments.
9494 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9495 (fold_builtin_1): Likewise, also evaluate constant arguments.
9496 Remove superfluous break.
9497 (do_mpc_ckconv): New.
9498 * real.h: Include mpc.h.
9499 * toplev.c (print_version): Output MPC version info if available.
9501 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9503 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9505 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9507 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9510 2009-05-15 Jan Hubicka <jh@suse.cz>
9512 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9513 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9514 (try_inline): Fix return value.
9515 (cgraph_decide_inlining_incrementally): Honor new value.
9516 (cgraph_early_inlining): Handle indirect inlining.
9517 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9519 2009-05-15 Jan Hubicka <jh@suse.cz>
9521 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9522 * cgraphunit.c (cgraph_finalize_function): Set it.
9523 (cgraph_expand_function): Use it.
9525 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9527 * real.c (encode_ieee_half): Define.
9528 (decode_ieee_half): Define.
9529 (ieee_half_format): Define.
9530 (arm_half_format): Define.
9531 * real.h (ieee_half_format): Declare.
9532 (arm_half_format): Declare.
9534 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9536 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9537 swapped, and reversed optabs exist before trying to use them.
9539 2009-05-15 Paul Brook <paul@codesourcery.com>
9540 Sandra Loosemore <sandra@codesourcery.com>
9542 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9543 loads. Allow PRE_DEC.
9544 (output_move_neon): Handle PRE_DEC.
9545 (arm_print_operand): Add 'A' for neon structure loads.
9546 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9547 * config/arm/neon.md (neon_mov): Update comment.
9548 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9550 (Um): New constraint.
9552 2009-05-15 Jan Hubicka <jh@suse.cz>
9554 Revert the following patch until testsuite fallout is fixed:
9555 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9556 * cgraph.h (struct inline_summary): New filed self_wize,
9557 size_inlining_benefit, self_time and time_inlining_benefit.
9558 (struct cgraph_global_info): Replace insns by time ans size fields.
9559 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9560 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9561 (ipcp_update_callgraph): Do not touch function bodies.
9562 * ipa-inline.c: Include except.h
9563 (MAX_TIME): New constant.
9564 (overall_insns): Remove
9565 (overall_size, max_benefit): New static variables.
9566 (cgraph_estimate_time_after_inlining): New function.
9567 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9568 (cgraph_clone_inlined_nodes): Update size.
9569 (cgraph_mark_inline_edge): Update size.
9570 (cgraph_estimate_growth): Use size info.
9571 (cgraph_check_inline_limits): Check size.
9572 (cgraph_default_inline_p): Likewise.
9573 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9574 (cgraph_decide_recursive_inlining): Check size.
9575 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9577 (cgraph_decide_inlining): Likewise.
9578 (cgraph_decide_inlining_incrementally): Likewise; honor
9579 PARAM_EARLY_INLINING_INSNS.
9580 (likely_eliminated_by_inlining_p): New predicate.
9581 (estimate_function_body_sizes): New function.
9582 (compute_inline_parameters): Use it.
9583 * except.c (must_not_throw_labels): New function.
9584 * except.h (must_not_throw_labels): Declare.
9585 * tree-inline.c (init_inline_once): Kill inlining_weigths
9586 * tree-ssa-structalias.c: Avoid uninitialized warning.
9587 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9588 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9589 (PARAM_INLINE_CALL_COST): Remove.
9590 (PARAM_EARLY_INLINING_INSNS): New.
9592 2009-05-15 Richard Guenther <rguenther@suse.de>
9594 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9595 not TODO_update_ssa.
9597 2009-05-15 Richard Guenther <rguenther@suse.de>
9599 PR tree-optimization/39999
9600 * gimple.h (gimple_expr_type): Use the expression type looking
9601 through useless conversions.
9602 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9603 (vn_nary_op_insert_stmt): Likewise.
9604 (simplify_binary_expression): Likewise.
9606 2009-05-15 Richard Guenther <rguenther@suse.de>
9608 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9609 New options, enabled by default.
9610 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9612 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9613 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9614 * tree-ssa-structalias.c (gate_tree_pta): New function.
9615 (pass_build_alias): Use it.
9617 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9620 recurse on an invariant address if a conversion from a pointer
9621 type to a wider integer type is involved.
9623 2009-05-15 Jan Hubicka <jh@suse.cz>
9625 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9626 * cgraph.h (struct inline_summary): New filed self_wize,
9627 size_inlining_benefit, self_time and time_inlining_benefit.
9628 (struct cgraph_global_info): Replace insns by time ans size fields.
9629 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9630 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9631 (ipcp_update_callgraph): Do not touch function bodies.
9632 * ipa-inline.c: Include except.h
9633 (MAX_TIME): New constant.
9634 (overall_insns): Remove
9635 (overall_size, max_benefit): New static variables.
9636 (cgraph_estimate_time_after_inlining): New function.
9637 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9638 (cgraph_clone_inlined_nodes): Update size.
9639 (cgraph_mark_inline_edge): Update size.
9640 (cgraph_estimate_growth): Use size info.
9641 (cgraph_check_inline_limits): Check size.
9642 (cgraph_default_inline_p): Likewise.
9643 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9644 (cgraph_decide_recursive_inlining): Check size.
9645 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9647 (cgraph_decide_inlining): Likewise.
9648 (cgraph_decide_inlining_incrementally): Likewise; honor
9649 PARAM_EARLY_INLINING_INSNS.
9650 (likely_eliminated_by_inlining_p): New predicate.
9651 (estimate_function_body_sizes): New function.
9652 (compute_inline_parameters): Use it.
9653 * except.c (must_not_throw_labels): New function.
9654 * except.h (must_not_throw_labels): Declare.
9655 * tree-inline.c (init_inline_once): Kill inlining_weigths
9656 * tree-ssa-structalias.c: Avoid uninitialized warning.
9657 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9658 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9659 (PARAM_INLINE_CALL_COST): Remove.
9660 (PARAM_EARLY_INLINING_INSNS): New.
9661 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9662 (inline-call-cost): Remove.
9663 (early-inlining-insns): New.
9665 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9667 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9669 (print_int_cst_bounds_in_octal_p): Likewise.
9670 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9672 * dwarf2out.c (base_type_die): Likewise.
9673 (is_subrange_type): Delete.
9674 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9675 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9676 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9677 if the destination type is boolean.
9678 (build_range_check): Do not special-case subtypes.
9679 (fold_sign_changed_comparison): Likewise.
9680 (fold_unary): Likewise.
9681 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9682 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9683 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9684 * tree.c (subrange_type_for_debug_p): New predicate based on the
9685 former is_subrange_type.
9686 * tree.h (subrange_type_for_debug_p): Declare.
9687 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9688 (convert_affine_scev): Remove call to above function.
9689 (chrec_convert_aggressive): Likewise.
9690 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9691 false for conversions involving subtypes.
9692 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9693 (vrp_val_min): Likewise.
9694 (needs_overflow_infinity): Likewise.
9695 (extract_range_from_unary_expr): Likewise.
9697 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9699 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9700 * config/frv/frv.c: Likewise.
9701 * config/s390/s390.c: Likewise.
9702 * config/sparc/sparc.h: Likewise.
9703 * config/i386/i386.h: Likewise.
9704 * config/i386/i386.c: Likewise.
9705 * config/crx/crx.c: Likewise.
9706 * config/m68hc11/m68hc11.h: Likewise.
9707 * config/iq2000/iq2000.c: Likewise.
9708 * config/mn10300/mn10300.h: Likewise.
9709 * config/mn10300/mn10300.c: Likewise.
9710 * config/m68k/m68k.c: Likewise.
9711 * config/rs6000/rs6000.c: Likewise.
9712 * config/rs6000/xcoff.h: Likewise.
9713 * config/rs6000/linux64.h: Likewise.
9714 * config/rs6000/sysv4.h: Likewise.
9715 * config/score/score3.c: Likewise.
9716 * config/score/score7.c: Likewise.
9717 * config/score/score.c: Likewise.
9718 * config/arm/arm.md: Likewise.
9719 * config/mips/mips.c: Likewise.
9720 * config/mips/mips.md: Likewise.
9721 * config/bfin/bfin.h: Likewise.
9722 * config/pa/pa.c: Likewise.
9723 * config/pa/constraints.md: Likewise.
9725 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9726 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9727 * config/pdp11/pdp11.h: Use memory_address_p instead.
9729 2009-05-14 Ian Lance Taylor <iant@google.com>
9731 * passes.c (finish_optimization_passes): Change i to int.
9732 * plugin.c (plugins_active_p): Change event to int.
9733 (dump_active_plugins): Likewise.
9734 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9736 * tree.c (tree_range_check_failed): Change c to unsigned int.
9737 (omp_clause_range_check_failed): Likewise.
9738 (build_common_builtin_nodes): Change mode to int. Add cast.
9739 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9740 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9742 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9743 ++ or -- with a variable of enum type.
9745 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9748 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9750 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9752 * store-motion.c: Do not include params.h
9753 * Makefile.in: Fix dependencies for various files.
9755 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9757 * auto-inc-dec.c: Fix pass description, remove apparent
9758 accidental duplication.
9760 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9763 * ipa-utils.h (memory_identifier_string): Moved to ...
9764 * tree.h (memory_identifier_string): Here. Add GTY(()).
9766 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9768 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9769 in the former documentation of...
9770 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9771 * ira-conflicts.c (get_dup_num): Use address_operand.
9772 * targhooks.c (default_legitimate_address_p): New.
9773 * targhooks.h (default_legitimate_address_p): New.
9774 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9776 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9777 * target.h (struct target): Add legitimate_address_p.
9778 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9779 (TARGET_INITIALIZER): Include it.
9781 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9782 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9783 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9784 (TARGET_LEGITIMATE_ADDRESS_P): New.
9786 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9787 (REG_OK_STRICT_P): Delete.
9788 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9789 (frv_legitimate_address_p_1): ... this.
9790 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9791 (frv_legitimate_address_p_1): ... the renamed old
9792 frv_legitimate_address_p.
9793 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9794 (TARGET_LEGITIMATE_ADDRESS_P): New.
9796 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9797 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9798 * config/s390/s390.c (legitimate_address_p): Rename to...
9799 (s390_legitimate_address_p): ... this, make static.
9800 (legitimize_address): Adjust call.
9801 (TARGET_LEGITIMATE_ADDRESS_P): New.
9802 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9804 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9805 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9806 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9807 (TARGET_LEGITIMATE_ADDRESS_P): New.
9809 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9810 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9811 * config/spu/spu.c (spu_legitimate_address): Rename to...
9812 (spu_legitimate_address_p): ... this, make static.
9813 (TARGET_LEGITIMATE_ADDRESS_P): New.
9815 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9816 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9817 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9818 (sparc_legitimate_address_p): ... this, make static and return bool.
9819 (legitimize_address): Adjust call.
9820 (TARGET_LEGITIMATE_ADDRESS_P): New.
9822 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9823 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9824 * config/i386/i386.c (legitimate_address_p): Rename to...
9825 (ix86_legitimate_address_p): ... this, make static.
9826 (constant_address_p): Move after it, adjust call.
9827 (TARGET_LEGITIMATE_ADDRESS_P): New.
9829 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9830 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9831 * config/avr/avr.c (legitimate_address_p): Rename to...
9832 (avr_legitimate_address_p): ... this, make static.
9833 (legitimize_address): Adjust call.
9834 (TARGET_LEGITIMATE_ADDRESS_P): New.
9836 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9837 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9838 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9839 (TARGET_LEGITIMATE_ADDRESS_P): New.
9841 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9842 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9843 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9844 (TARGET_LEGITIMATE_ADDRESS_P): New.
9846 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9847 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9849 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9851 (TARGET_LEGITIMATE_ADDRESS_P): New.
9853 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9854 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9856 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9858 (m68hc11_legitimate_address_p): ... this, make static.
9859 (go_if_legitimate_address_internal): Rename to...
9860 (m68hc11_legitimate_address_p_1): ... this.
9861 (legitimize_address): Adjust call.
9862 (TARGET_LEGITIMATE_ADDRESS_P): New.
9864 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9865 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9866 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9867 (TARGET_LEGITIMATE_ADDRESS_P): New.
9869 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9870 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9871 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9872 (mn10300_legitimate_address_p): ... this, make static.
9873 (TARGET_LEGITIMATE_ADDRESS_P): New.
9875 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9876 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9877 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9878 (TARGET_LEGITIMATE_ADDRESS_P): New.
9880 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9881 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9882 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9883 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9884 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9885 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9886 (rs6000_legitimate_address_p): ... this, make static.
9887 (TARGET_LEGITIMATE_ADDRESS_P): New.
9888 (REG_MODE_OK_FOR_BASE_P): Delete.
9889 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9891 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9892 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9894 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9895 static, adjust types.
9896 (TARGET_LEGITIMATE_ADDRESS_P): New.
9898 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9899 * config/score/score.c (score_address_p): Rename to...
9900 (score_legitimate_address_p): ... this.
9901 (TARGET_LEGITIMATE_ADDRESS_P): New.
9902 * config/score/score3.c (score3_address_p): Rename to...
9903 (score3_legitimate_address_p): ... this.
9904 * config/score/score7.c (score7_address_p): Rename to...
9905 (score7_legitimate_address_p): ... this.
9907 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9908 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9909 GO_IF_LEGITIMATE_ADDRESS): Delete.
9910 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9911 thumb2_legitimate_address_p): Delete.
9912 (arm_legitimate_address_p): Rename to...
9913 (arm_legitimate_address_outer_p): ... this.
9914 * config/arm/constraints.md ("Uq"): Adjust call.
9915 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9916 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9918 (arm_legitimate_address_outer_p): ... this.
9919 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9921 (TARGET_LEGITIMATE_ADDRESS_P): New.
9923 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9924 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9925 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9926 (TARGET_LEGITIMATE_ADDRESS_P): New.
9928 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9929 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9930 * config/vax/vax.c (legitimate_address_p): Rename to...
9931 (vax_legitimate_address_p): ... this, make static.
9932 (TARGET_LEGITIMATE_ADDRESS_P): New.
9934 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9935 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9936 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9937 (TARGET_LEGITIMATE_ADDRESS_P): New.
9939 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9940 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9941 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9942 (mmix_legitimate_address_p): ... this, make static.
9943 (TARGET_LEGITIMATE_ADDRESS_P): New.
9945 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9946 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9947 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9948 (TARGET_LEGITIMATE_ADDRESS_P): New.
9950 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9952 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9953 of MODE_COMPLEX_INT.
9955 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9957 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9958 LCT_NORMAL in function call.
9959 * mips-tdump.c (print_file_desc): Add cast to enum type.
9960 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9961 (mark_stabs): Add casts to enum types.
9962 (parse_stabs_common): Add casts to enum types.
9964 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9966 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9967 Check for invalid values of LETTER.
9969 2009-05-13 Taras Glek <tglek@mozilla.com>
9971 * attribs.c (register_attribute): moved out attribute registration
9972 into register_attribute.
9973 * doc/plugins.texi: Documented register_attribute and
9975 * gcc-plugin.h: Added forward decl for register_attribute.
9976 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9977 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9978 PLUGIN_ATTRIBUTES boilerplate.
9980 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9982 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9983 values even in sentinel and empty entries.
9984 (ms_printf_flag_specs): Likewise.
9985 (ms_scanf_flag_specs): Likewise.
9986 (ms_strftime_flag_specs): Likewise.
9987 (ms_print_char_table): Likewise.
9988 (ms_scan_char_table): Likewise.
9989 (ms_time_char_table): Likewise.
9991 2009-05-13 Doug Kwan <dougkwan@google.com>
9993 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9995 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9997 * config/mips/mips.md (store): Add attributes for QI and HI.
9999 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10000 (truncdi<mode>2): ... this new pattern.
10002 2009-05-13 Brad Hards <bradh@kde.org>
10004 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10006 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10007 Ben Elliston <bje@au.ibm.com>
10009 PR middle-end/40035
10010 * dse.c (check_mem_read_rtx): Guard against width == -1.
10012 2009-05-13 Michael Matz <matz@suse.de>
10014 PR middle-end/39976
10015 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10016 (trivially_conflicts_p): New function.
10017 (insert_backedge_copies): Use it.
10019 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10021 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10022 (handle_stdc_pragma): Use new enum constant names.
10023 (handle_pragma_float_const_decimal64): Ditto.
10025 2009-05-13 Ian Lance Taylor <iant@google.com>
10027 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10030 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10032 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10033 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10035 * config/m68k/m68k.h (FL_UCLINUX): Define.
10037 2009-05-13 Jan Hubicka <jh@suse.cz>
10039 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10041 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10043 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10044 unless -fschedule-insns is specified.
10046 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10049 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10050 TARGET_EXPAND_CBRANCHDI4.
10051 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10052 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10053 (cmpeqdi): Fix comment.
10055 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10057 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10058 (sh_legitimate_address_p): Likewise.
10059 * config/sh/sh.c (sh_legitimate_index_p): New.
10060 (sh_legitimate_address_p): Likewise.
10061 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10062 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10063 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10064 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10065 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10066 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10067 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10068 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10069 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10071 2009-05-12 Jan Hubicka <jh@suse.cz>
10073 * tree-inline.c (estimate_operator_cost): Add operands;
10074 when division happens by constant, it is cheap.
10075 (estimate_num_insns): Loads and stores are not having cost of 0;
10076 EH magic stuff is cheap; when computing runtime cost of switch,
10077 use log2 base of amount of its cases; builtin_expect has cost of 0;
10078 compute cost for moving return value of call.
10079 (init_inline_once): Initialize time_based flags.
10080 * tree-inline.h (eni_weights_d): Add time_based flag.
10082 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10084 * df-core.c: Update head documentation.
10086 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10089 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10090 shadowing exisiting variable op1.
10092 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10095 * config/i386/driver-i386.c (processor_signatures): New enum.
10096 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10097 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10098 processor signature to detect geode processor.
10100 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10104 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10106 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10107 causes spurious differences between trunk and cond-optab branch.
10109 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10111 * dojump.c (compare_from_rtx): Delete.
10112 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10113 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10114 if the comparison does not satisfy the predicate; test predicates for
10115 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10116 further if one existing pattern fails.
10117 * expr.h (compare_from_rtx): Delete.
10118 (prepare_operand): Declare it.
10119 * optabs.c: Change "lib call" to "libcall" throughout.
10120 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10121 HAVE_conditional_trap, emit_cmp_insn): Delete.
10122 (can_compare_p): Delete cmp_optab case.
10123 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10124 Accept other parameters by value.
10125 (prepare_operand): Make non-static.
10126 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10127 other parameters by value. Try to widen operands here based on
10128 an optab_methods argument and looking at cbranch_optab.
10129 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10130 loop. Use cbranch_optab directly.
10131 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10132 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10134 (emit_conditional_move, emit_conditional_add): Inline what's needed
10135 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10136 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10137 with COMPARE. Move cmov_optab and cstore_optab above
10138 with cbranch_optab, move cmp_optab down with ucmp_optab,
10139 remove tst_otpab. Do not initialize trap_rtx.
10140 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10141 for trap code. Do not check HAVE_conditional_trap. Use
10142 prepare_cmp_insn. Accept no predicate for operand 3.
10143 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10144 (OTI_ctrap, ctrap_optab): New.
10145 (tst_optab): Delete.
10146 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10147 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10148 with lookup of ctrap_optab.
10149 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10151 (ctrap_optab): New.
10153 * combine.c (combine_simplify_rtx, simplify_set): Do not
10154 special case comparing against zero for cc0 machines.
10155 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10156 COMPARE on cc0 machines.
10157 (simplify_relational_operation): Return a new expression when
10158 a COMPARE could be removed.
10159 * final.c (final_scan_insn): Compare cc_status values
10160 against LHS of a (compare FOO (const_int 0)) cc0 source.
10161 Also check if cc_status.value is the full compare.
10163 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10164 (cstoreMM4): Document.
10165 (conditional_trap): Document ctrapMM4 instead.
10166 (sync_compare_and_swapMM): Refer to cbranchcc4.
10167 (Dependent Patterns): Eliminate obsolete information referring to
10168 the old jump optimization phase.
10169 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10170 of compares with 0 on cc0 machines.
10171 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10172 avoiding references to cc0. Remove text about storing operands
10174 * doc/tm.texi (Condition Codes): Include blurb on different
10175 condition code representations, separate into subsections for
10176 CC0, MODE_CC and conditional execution.
10178 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10179 alpha_emit_setcc): Accept operands and a machine mode.
10180 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10181 Get code/op0/op1 from operands, use machine mode argument
10182 instead of alpha_compare.fp_p. Emit the branch here.
10183 (alpha_emit_setcc): Likewise, and return boolean.
10184 (alpha_emit_conditional_move): Likewise. Assert that
10185 cmp_op_mode == cmp_mode, and simplify accordingly.
10186 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10187 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10188 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10190 (stack probe test): Use cbranchdi4.
10191 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10193 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10194 * config/arc/arc.h (movsicc, movsfcc): Use it.
10195 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10196 (cbranchsi4, cstoresi4): New.
10197 (cmpsi, bCC and sCC expanders): Remove.
10199 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10200 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10201 * config/arm/predicates.md (arm_comparison_operator): Only include
10202 floating-point operators if there is a hardware floating-point unit.
10203 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10204 deferring to cbranch_cc and cstore_cc respectively.
10205 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10206 cbranch_cc, cstore_cc): New.
10207 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10209 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10211 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10212 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10214 (adjust_insn_length): Adjust calls.
10215 (avr_reorg): Handle (compare (foo) (const_int 0)).
10216 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10217 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10218 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10219 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10221 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10222 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10224 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10225 (cbranchsi4, cstorebi4, cstoresi4): New.
10226 (movbisi): This insn is duplicate, split it to zero_extend.
10227 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10228 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10229 (bfin_optimize_loop): Use cbranch expander.
10230 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10231 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10232 (bfin_bimode_comparison_operator): ... this.
10233 (bfin_direct_comparison_operator): New.
10235 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10236 inside (compare FOO (const_int 0)).
10237 (cris_rtx_costs): Handle ZERO_EXTRACT.
10238 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10239 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10240 (*tstdi_v32): Delete.
10241 (*cmpdi_non_v32): Add M alternative for operand 1.
10242 (cmpsi, cmp<mode>): Make private.
10243 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10245 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10247 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10248 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10249 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10250 (cc_reg_operand): New.
10251 (any_cond): Delete.
10252 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10253 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10254 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10255 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10256 crx_expand_scond): Delete.
10258 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10260 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10261 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10263 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10264 cstoresi4, cstoresf4, cstoredf4): New.
10265 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10266 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10267 Receive the entire operands array.
10268 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10269 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10270 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10271 Get test/op0/op1 from the operands array.
10272 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10274 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10275 (h8300_expand_store): New.
10276 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10278 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10279 (h8300_expand_store): New.
10280 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10281 or do not try to produce (set (cc0) REG).
10282 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10283 change a compare into a move to a scratch register. Disable some
10284 peepholes when comparing with zero.
10285 (tstsi, tsthi, tstsi, cmpqi): Make private.
10287 (bCC, sCC): Delete.
10288 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10291 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10292 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10293 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10294 (ix86_emit_i387_log1p): Use cbranchxf2.
10295 (ix86_expand_setcc): Return void.
10296 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10297 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10298 cmp<MODEF>, cmpcc): Remove.
10299 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10300 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10301 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10302 (sCC and bCC expanders): Remove.
10303 (stack_protect_test): Use cbranchcc4.
10305 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10307 (ia64_expand_compare): Accept three rtx by reference and return void.
10308 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10309 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10310 from *expr. Update *expr with the BImode comparison to do.
10311 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10312 cmptf, bCC, sCC, conditional_trap): Delete.
10313 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10314 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10315 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10316 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10317 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10319 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10320 type of last argument.
10321 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10322 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10323 use machine mode argument instead of branch_type. Remove dead
10324 code for floating-point comparisons.
10325 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10326 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10328 (cbranchsi4, cstoresi4): New.
10329 * config/iq2000/predicates.md (reg_or_const_operand): New.
10331 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10332 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10333 (b<code>_op): Rewrite to...
10334 (bcc_op): ... this, using match_operator.
10335 (s<code>_op): Rewrite to...
10336 (scc_op): ... this, using match_operator.
10337 (s<code>_24_op): Rewrite to...
10338 (scc_op_24): ... this, using match_operator.
10339 (s<code>_<mode>): Rewrite to...
10340 (cstore<mode>4): ... this, using match_operator.
10341 (s<code>_<mode>_24): Rewrite to...
10342 (cstore<mode>4_24): ... this, using match_operator.
10343 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10344 m32c_unpend_compare, m32c_expand_scc): Delete.
10345 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10346 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10347 (m32c_expand_movcc): Change NE to EQ if necessary.
10348 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10350 * config/m32r/m32r-protos.h (gen_cond_store): New.
10351 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10352 (gen_cond_store): New, from sCC patterns.
10353 (m32r_expand_block_move): Use cbranchsi4.
10354 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10355 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10356 (cbranchsi4, cstoresi4): New.
10358 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10360 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10361 (m68hc11_notice_update_cc): Look into a compare with 0.
10362 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10364 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10365 cmphi, cmpqi, bCC): Delete.
10366 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10367 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10368 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10371 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10372 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10373 * config/m68k/constraints.md (H): New.
10374 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10375 the define_insn below.
10376 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10377 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10378 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10379 patterns): Wrap RHS with COMPARE.
10380 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10381 (*cmpdi_internal): Name this pattern.
10382 (cmpdi): Change to define_insn.
10383 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10384 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10385 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10387 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10388 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10389 (conditional_trap): Change to...
10390 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10391 (*conditional_trap): Use the ordered_comparison_operator and
10392 const1_operand predicates.
10393 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10394 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10395 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10396 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10398 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10399 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10400 (mcore_gen_compare): New.
10401 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10402 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10403 (mcore_gen_compare): ... this.
10404 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10405 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10406 (stack probe pattern): Use cbranchsi4.
10408 * config/mips/predicates.md (mips_cstore_operator): New.
10409 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10410 * config/mips/mips.md (any_cond): Delete.
10411 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10413 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10414 fixuns_truncsfdi2): Use cbranch patterns.
10415 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10416 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10417 Adjust call to mips_expand_conditional_branch.
10418 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10420 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10421 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10422 * config/mips/mips.c (cmp_operands): Delete.
10423 (mips_emit_compare): Get comparison operands from *op0/*op1.
10424 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10425 that it succeeds. Use op0/op1 instead of cmp_operands.
10426 (mips_expand_conditional_branch, mips_expand_conditional_move,
10427 mips_expand_conditional_trap): Likewise.
10428 (mips_block_move_loop): Use cbranch patterns.
10429 * config/mips/mips.h (cmp_operands): Delete.
10431 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10432 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10433 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10434 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10435 (*cmpcc_folded): Rename to...
10436 (*cmpdi_folded): this.
10437 (*cmpcc): Rename to...
10439 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10442 (cbranchdf4): New. Handle invalid comparisons here.
10443 * config/mmix/predicates.md (float_comparison_operator): New.
10445 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10446 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10447 * config/mn10300/mn10300.md (tst): Delete.
10448 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10449 Name these patterns and wrap RHS in a compare.
10450 (*cmpsi): Make this pattern private. Include tst.
10451 (*cmpsf): Make this pattern private.
10452 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10453 (compare with zero peepholes): Likewise.
10455 (cbranchsi4, cbranchsf4): New.
10456 (casesi): Use cbranchsi4.
10458 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10459 hppa_branch_type): Delete.
10460 (return_addr_rtx): Use cbranchsi4.
10461 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10462 Emit CCFPmode comparison here.
10463 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10464 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10465 hppa_branch_type): Delete.
10466 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10467 (movsicc, movdicc): Remove references to hppa_compare_op0,
10468 hppa_compare_op1 and compare_from_rtx.
10469 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10470 (casesi): Use cbranchsi4.
10472 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10473 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10474 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10475 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10476 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10478 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10479 (*branch, *branch_inverted): New.
10481 * config/picochip/picochip.md (cbranchhi4): Use
10482 ordered_comparison_operator.
10483 (cmphi, bCC): Remove.
10485 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10486 (trap_comparison_operator): Delete.
10487 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10488 rs6000_emit_cbranch): Accept mode and operands.
10489 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10490 rs6000_compare_fp_p): Delete.
10491 (rs6000_generate_compare): Accept mode and comparison. Extract code
10492 and op0/op1 from there. Replace references to rs6000_compare_op0
10493 and rs6000_compare_op1.
10494 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10495 extract result from passed operands.
10496 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10497 extract loc from passed operands.
10498 (rs6000_emit_cmove): Likewise.
10499 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10500 rs6000_compare_fp_p): Delete.
10501 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10502 (cbranch<GPR>4, cbranch<FP>4): New.
10503 (cstore<mode>4): New. Consolidate here all choices about when to use
10504 portable or specialized sCC sequences.
10505 (stack_protect_test): Use cbranchsi4.
10506 (conditional_trap): Replace with ctrap<GPR>4.
10507 (conditional trap insn): Replace trap_comparison_operator with
10508 ordered_comparison_operator.
10510 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10511 (s390_emit_prologue): Use ctrap.
10512 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10513 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10514 New predicates replacing...
10515 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10516 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10517 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10518 (add<mode>cc): Do not use s390_compare_op0/op1.
10519 (s<code>): Change to...
10520 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10521 (seq): Change to...
10522 (cstorecc4): ... this. Handle EQ or NE equally.
10523 (*sne): Un-privatize for use in cstorecc4.
10524 (b<code>): Change to...
10525 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10526 (conditional_trap): Replace with...
10527 (ctrap<GPR>4, ctrap<FP>4): ... these.
10528 (stack_protect): Use cbranchcc4.
10530 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10531 * config/score/score-protos.h (score_gen_cmp): Delete.
10532 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10533 (score_block_move-loop): Use cbranchsi4.
10534 * config/score/score.md (cbranchsi4): New.
10535 (cmpsi, bCC): Delete.
10536 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10537 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10538 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10539 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10540 * config/score/score3.h (score3_gen_cmp): Delete.
10541 * config/score/score7.h (score7_gen_cmp): Delete.
10543 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10544 (sh_emit_scc_to_t): ... this. Return void.
10545 (from_compare): Rename to...
10546 (sh_emit_compare_and_branch): ... this.
10547 (sh_emit_compare_and_set): New.
10548 (sh_expand_t_scc): Accept operands.
10549 * config/sh/predicates.md (sh_float_comparison_operator): New.
10550 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10551 (prepare_scc_operands): Rename to...
10552 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10554 (sh_emit_cheap_store_flag): New.
10555 (sh_emit_set_t_insn): New.
10556 (from_compare): Rename to...
10557 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10558 handling of TARGET_SH2E floating point to avoid recursive call.
10559 Generate branch here.
10560 (sh_emit_compare_and_set): New.
10561 (sh_expand_t_scc): Get op0/op1 from arguments.
10562 (sh_emit_cheap_store_flag): New.
10563 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10565 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10566 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10567 (movsicc, movdicc): Do nothing when it recreated operands from
10568 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10569 prepare_scc_operands (now sh_emit_scc_to_t).
10570 (udivdi3): Use cstoresi4.
10571 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10572 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10573 (cbranchint4_media, cbranchfp4_media): New.
10574 (casesi): Use cbranchdi4.
10575 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10577 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10578 (movnegt): Remove second operand.
10579 (cbranchsf4, cbranchdf4): New.
10580 (stack_protect): Use cbranchdi4/cbranchsi4.
10582 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10583 (gen_compare_reg): Accept comparison, extract part of it to...
10584 (gen_compare_reg_1): ... this.
10585 (gen_compare_operator): Delete.
10586 (gen_v9_scc): Accept separate destination, comparison code and arms.
10587 Do not use sparc_compare_op0/sparc_compare_op1.
10588 (emit_scc_insn, emit_conditional_branch_insn): New.
10589 (emit_v9_brxx): Make static. Remove useless assertion.
10590 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10592 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10593 * config/sparc/sparc-protos.h (gen_compare_reg,
10594 sparc_emit_float_lib_cmp): Adjust prototype.
10595 (emit_scc_insn, emit_conditional_branch_insn): New.
10596 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10597 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10598 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10599 iterators to the top.
10600 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10601 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10602 snedi_special_trunc): Delete.
10603 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10604 and snedi_special_trunc.
10605 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10606 cbranchdi4, cbranch<F:mode>4): New.
10607 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10608 here. Use gen_compare_reg instead of gen_compare_operator.
10609 (conditional_trap): Replace with...
10610 (ctrapsi4, ctrapdi4): ... this.
10611 (stack_protect_test): Use cbranchcc4.
10613 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10615 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10616 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10617 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10618 from operands[0] or operands[3] depending on is_set.
10619 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10620 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10621 cmpdf, bCC), sCC: Remove.
10622 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10623 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10625 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10626 spu_emit_branch_or_set.
10628 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10630 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10631 xstormy16_compare_op1): Delete.
10632 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10633 xstormy16_compare_op1): Delete.
10634 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10636 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10637 (cmphi, cmpsi, bCC): Remove.
10639 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10640 (*cmpsi): ... this one.
10641 (cbranchsi4, cstoresi4): New.
10642 (bCC expanders): Delete.
10643 (sCC insns): Fold into...
10644 (*setcc): ... this one.
10645 (casesi): Do not use gen_cmpsi and gen_bgtu.
10646 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10647 (movsicc): Simplify.
10648 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10650 * config/vax/vax-protos.h (cond_name): New.
10651 (vax_output_conditional_branch): Remove.
10652 * config/vax/vax.c (cond_name): New.
10653 (vax_output_conditional_branch): Remove.
10654 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10655 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10656 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10657 (bit<VAXint>): Wrap source with (compare).
10658 (b<code> and following unnamed pattern): Rename to *branch and
10659 *branch_reversed. Change macroization to match_operator.
10660 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10662 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10663 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10664 Change last argument to machine_mode.
10665 (xtensa_expand_scc): Add machine_mode argument.
10666 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10667 (gen_conditional_move, xtensa_expand_conditional_branch,
10668 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10669 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10670 Adjust operand numbers.
10671 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10673 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10674 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10675 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10677 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10679 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10680 causes spurious differences between trunk and cond-optab branch.
10682 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10685 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10687 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10689 * tree.c (iterative_hash_pointer): Delete.
10690 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10691 Hash UIDs and versions of SSA names. Don't special-case built-in
10692 function declarations.
10694 2009-05-11 Ian Lance Taylor <iant@google.com>
10697 * graphite.c: Force -Wc++-compat to only be a warning before
10698 #including "cloog/cloog.h".
10700 2009-05-11 Martin Jambor <mjambor@suse.cz>
10702 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10704 2009-05-11 Jan Hubicka <jh@suse.cz>
10706 * tree-ssa-loop-ivcanon.c: Include target.h
10707 (struct loop_size): new structure.
10708 (constant_after_peeling): New predicate.
10709 (tree_estimate_loop_size): New function.
10710 (estimated_unrolled_size): Rewrite for new estimates.
10711 (try_unroll_loop_completely): Use new estimates.
10712 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10714 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10716 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10717 libcpp interface change.
10718 (spu_macro_to_expand): Likewise.
10720 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10722 PR tree-optimization/40026
10723 * gimplify.c (gimplify_init_constructor): Change initial conditional
10724 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10725 optimize_compound_literals_in_ctor.
10727 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10729 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10731 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10733 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10735 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10736 HOST_WIDE_INT for gap.
10738 2009-05-11 Ira Rosen <irar@il.ibm.com>
10740 PR tree-optimization/40074
10741 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10742 account in group size and step comparison.
10744 2009-05-11 Richard Guenther <rguenther@suse.de>
10746 * passes.c (init_optimization_passes): Strip now incorrect comment.
10747 (execute_function_todo): Do not set PROP_alias.
10748 * tree-pass.h (PROP_alias): Remove.
10749 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10750 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10751 * tree-nrv.c (pass_return_slot): Likewise.
10752 * tree-object-size.c (pass_object_sizes): Likewise.
10753 * tree-ssa-dom.c (pass_dominator): Likewise.
10754 (pass_phi_only_cprop): Likewise.
10755 * tree-ssa-dse.c (pass_dse): Likewise.
10756 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10757 (pass_cselim): Likewise.
10758 * tree-ssa-pre.c (pass_pre): Likewise.
10759 (pass_fre): Likewise.
10760 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10761 * tree-ssa-sink.c (pass_sink_code): Likewise.
10762 * tree-stdarg.c (pass_stdarg): Likewise.
10763 * tree-tailcall.c (pass_tail_calls): Likewise.
10764 * tree-vrp.c (pass_vrp): Likewise.
10766 2009-05-10 Ian Lance Taylor <iant@google.com>
10768 * basic-block.h (enum profile_status): Break out of struct
10769 control_flow_graph.
10770 * cgraph.h (struct inline_summary): Break out of struct
10772 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10773 of struct cgraph_order_sort.
10774 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10775 * cse.c (struct branch_path): Break out of struct
10776 cse_basic_block_data.
10777 * except.h (enum eh_region_type): Break out of struct eh_region.
10778 * gcc.c (enum add_del): Break out of struct modify_target.
10779 * genrecog.c (enum decision_type): Break out of struct decision_test.
10780 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10782 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10783 * regmove.c (enum match_use): New enum, broken out of struct match.
10784 * sched-int.h (enum post_call_group): New enum, broken out of
10786 (struct deps_reg): Break out of struct deps.
10787 * target.h (struct asm_int_op): Break out of struct gcc_target.
10788 * tree-eh.c (struct goto_queue_node): Break out of struct
10790 * tree-inline.h (enum copy_body_cge_which): Break out of
10792 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10794 * c-decl.c (in_struct, struct_types): New static variables.
10795 (pushtag): Add loc parameter. Change all callers.
10796 (lookup_tag): Add ploc parameter. Change all callers.
10797 (check_compound_literal_type): New function.
10798 (parser_xref_tag): Add loc parameter. Change all callers. If
10799 -Wc++-compat, warn about struct/union/enum types defined within a
10801 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10802 and loc parameters. Change all callers. Change error calls to
10803 error_at, using loc. For a redefinition, if the location of the
10804 original definition is known, report it. Set in_struct and
10805 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10806 (finish_struct): Add new parameters enclosing_in_struct and
10807 enclosing_struct_types. Change all callers. Set
10808 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10809 in the struct. If in a struct, add this struct to struct_types.
10810 (start_enum): Add loc parameter. Change all callers. Use
10811 error_at for errors, using loc. For a redefinition, if the
10812 location of the original definition is known, report it. If in a
10813 struct, add this enum type to struct_types. If -Wc++-compat warn
10814 if in sizeof, typeof, or alignof.
10815 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10816 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10817 (c_parser_enum_specifier): Get enum location for start_enum.
10818 (c_parser_struct_or_union_specifier): Get struct location for
10819 start_struct. Save in_struct and struct_types status between
10820 start_struct and finish_struct.
10821 (c_parser_cast_expression): Get location of cast.
10822 (c_parser_alignof_expression): Get location of type.
10823 (c_parser_postfix_expression): Likewise.
10824 (c_parser_postfix_expression_after_paren_type): Add type_loc
10825 parameter. Change all callers. Call check_compound_literal_type.
10826 Use type_loc for error about variable size type.
10827 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10828 of an enum constant from an enum type defined in a struct or union.
10829 (c_cast_expr): Add loc parameter. Change all callers. If
10830 -Wc++-compat, warn about defining a type in a cast.
10831 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10832 (start_enum, start_struct, finish_struct): Update declarations.
10833 (parser_xref_tag, c_cast_expr): Update declarations.
10834 (check_compound_literal_type): Declare.
10836 2009-05-11 Ben Elliston <bje@au.ibm.com>
10838 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10839 for recent libcpp interface change.
10840 (rs6000_macro_to_expand): Likewise.
10842 2009-05-10 Michael Matz <matz@suse.de>
10845 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10846 not at entry of function.
10848 2009-05-10 Richard Guenther <rguenther@suse.de>
10850 PR tree-optimization/40081
10852 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10853 using the main variant of the element type. Do not fiddle with
10854 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10856 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10857 structs with volatile fields.
10859 2009-05-10 Jan Hubicka <jh@suse.cz>
10861 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10862 (estimate_move_cost): Assert that it does not get called for
10864 (estimate_num_insns): Skip VOID types in argument handling.
10865 (optimize_inline_calls): Delete unreachable blocks and verify that
10866 callgraph is valid.
10868 2009-05-10 Jan Hubicka <jh@suse.cz>
10870 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10871 * cgraph.c (cgraph_mark_address_taken_node): New function.
10872 (dump_cgraph_node): Dump new flag.
10873 * cgraph.h (struct cgraph_node): Add address_taken.
10874 (cgraph_mark_address_taken_node): New function.
10875 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10876 since new direct calls can be born.
10878 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10880 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10881 tok->val.node.node.
10883 2009-05-10 Jan Hubicka <jh@suse.cz>
10885 PR middle-end/40084
10886 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10888 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10889 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10890 * tree-inline.c (copy_bb): Set frequency correctly.
10891 (fold_marked_statements): Update call to
10892 cgraph_update_edges_for_call_stmt.
10894 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10896 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10897 identifiers in diagnostics.
10898 * config/arm/arm.c (arm_handle_fndecl_attribute,
10899 arm_handle_isr_attribute): Likewise.
10900 * config/avr/avr.c (avr_handle_progmem_attribute,
10901 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10902 * config/bfin/bfin.c (handle_int_attribute,
10903 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10904 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10905 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10907 * config/darwin.c (darwin_handle_kext_attribute,
10908 darwin_handle_weak_import_attribute): Likewise.
10909 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10910 h8300_handle_eightbit_data_attribute,
10911 h8300_handle_tiny_data_attribute): Likewise.
10912 * config/i386/i386.c (ix86_handle_cconv_attribute,
10913 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10914 * config/i386/winnt.c (ix86_handle_shared_attribute,
10915 ix86_handle_selectany_attribute): Likewise.
10916 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10917 * config/m32c/m32c.c (function_vector_handler): Likewise.
10918 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10919 m68hc11_handle_fntype_attribute): Likewise.
10920 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10921 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10922 * config/mips/mips.c (mips_insert_attributes,
10923 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10924 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10925 rs6000_handle_struct_attribute): Likewise.
10926 * config/sh/sh.c (sh_insert_attributes,
10927 sh_handle_resbank_handler_attribute,
10928 sh_handle_interrupt_handler_attribute,
10929 sh2a_handle_function_vector_handler_attribute,
10930 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10932 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10933 * config/spu/spu.c (spu_handle_fndecl_attribute,
10934 spu_handle_vector_attribute): Likewise.
10935 * config/stormy16/stormy16.c
10936 (xstormy16_handle_interrupt_attribute): Likewise.
10937 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10938 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10940 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10942 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10943 (pp_translate_identifiers): New.
10944 (pp_identifier): Only conditionally translate identifier to locale
10946 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10947 (pp_base_tree_identifier): Only conditionally translate identifier
10948 to locale character set.
10949 * c-pretty-print.c (M_): Define.
10950 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10951 fragments for conditional translation with M_.
10952 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10953 identifier translation.
10955 2009-05-10 Richard Guenther <rguenther@suse.de>
10957 PR tree-optimization/40081
10958 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10959 using the main variant of the element type. Do not fiddle with
10960 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10962 2009-05-09 Jan Hubicka <jh@suse.cz>
10964 PR middle-end/40080
10965 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10966 indirect calls; verify cgraph afterwards.
10968 2009-05-09 Jan Hubicka <jh@suse.cz>
10971 * ipa.c (update_inlined_to_pointer): New function.
10972 (cgraph_remove_unreachable_nodes): Use it.
10974 2009-05-09 Jan Hubicka <jh@suse.cz>
10976 * tree-eh.c (struct leh_state): Remove prev_try.
10977 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10978 not track prev_try.
10979 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10980 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10981 remove_eh_handler_and_replace, foreach_reachable_handler,
10982 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10983 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10984 (gen_eh_region_cleanup): Update prototype.
10986 2009-05-09 Jan Hubicka <jh@suse.cz>
10988 PR middle-end/40043
10989 * except.c (copy_eh_region): Always set prev_try.
10990 (redirect_eh_edge_to_label): Find outer try.
10991 (foreach_reachable_handler): When looking for prev try
10992 handle case where previous try is not going to be taken.
10994 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10996 PR tree-optimization/40049
10997 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10998 only vector/vector shifts, convert the type of the constant to the
10999 appropriate type to avoid building incorrect trees, which
11000 eventually have problems with garbage collection.
11002 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11004 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11005 -1 for complex floating-point types if honoring signed zeros.
11007 2009-05-08 Jan Hubicka <jh@suse.cz>
11009 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11010 argument; handle correctly when profile is absent.
11011 (build_cgraph_edges): Update.
11012 (rebuild_cgraph_edges): Update.
11013 * cgraph.c: Do not include varray.h.
11014 (cgraph_set_call_stmt_including_clones): New function.
11015 (cgraph_create_edge_including_clones): Likewise
11016 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11017 (cgraph_update_edges_for_call_stmt): Handle clones.
11018 (cgraph_remove_node): Handle clone tree.
11019 (cgraph_remove_node_and_inline_clones): New function.
11020 (dump_cgraph_node): Dump clone tree.
11021 (cgraph_clone_node): Handle clone tree.
11022 (clone_function_name): Bring here from tree-inline.c.
11023 (cgraph_create_virtual_clone): New function.
11024 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11025 (cgraph_clone_info): New function.
11026 (strut cgraph_node): Add clone_info and new clone tree pointers.
11027 (cgraph_remove_node_and_inline_clones,
11028 cgraph_set_call_stmt_including_clones,
11029 cgraph_create_edge_including_clones,
11030 cgraph_create_virtual_clone): Declare.
11031 (cgraph_function_versioning): Use VEC argument.
11032 (compute_call_stmt_bb_frequency): Update prototype.
11033 (cgraph_materialize_all_clones): New function.
11034 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11035 (ipcp_create_replace_map): Update to VECtors.
11036 (ipcp_update_callgraph): Use virtual clones.
11037 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11038 (ipcp_update_profiling): Do not update local profiling.
11039 (ipcp_insert_stage): Use VECtors and virtual clones.
11040 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11041 (clone_of_p): New function.
11042 (cgraph_preserve_function_body_p): Use clone tree.
11043 (cgraph_optimize): Materialize clones.
11044 (cgraph_function_versioning): Update for VECtors.
11045 (save_inline_function_body): Use clone tree.
11046 (cgraph_materialize_clone): New function.
11047 (cgraph_materialize_all_clones): Likewise.
11048 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11049 * ipa.c: Include gimple.h.
11050 (cgraph_remove_unreachable_nodes): Use clone tree.
11051 * ipa-prop.c (ipa_note_param_call): Update call to
11052 compute_call_stmt_bb_frequencycall.
11053 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11054 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11055 (copy_bb): Handle updating of clone tree; add new edge when new call
11057 (expand_call_inline): Be strict about every call having edge.
11058 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11059 (delete_unreachable_blocks_update_callgraph): New function.
11060 (tree_function_versioning): Use VECtors; always remove unreachable
11061 blocks and fold conditionals.
11062 * tree-inline.h: Do not include varray.h.
11063 (tree_function_versioning): Remove.
11064 * Makefile.in (GTFILES): Remove tree-inline.c
11065 * passes.c (do_per_function): Do only functions having body.
11066 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11069 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11070 Andrew Morrow <acm@google.com>
11073 * c-common.c (c_common_attribute_table): Permit deprecated
11074 attribute to take an optional argument.
11075 (handle_deprecated_attribute): If the optional argument to
11076 __attribute__((deprecated)) is not a string ignore the attribute
11077 and emit a warning.
11079 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11080 * c-typeck.c (build_component_ref): Likewise.
11081 (build_external_ref): Likewise.
11083 * toplev.c (warn_deprecated_use): Add an attribute argument.
11084 Emit the message associated with __attribute__((deprecated)).
11086 * toplev.h (warn_deprecated_use): Updated.
11088 * doc/extend.texi: Document new optional parameter to
11089 __attribute__((deprecated))
11091 2009-05-08 Michael Eager <eager@eagercon.com>
11093 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11094 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11096 2009-05-08 Richard Guenther <rguenther@suse.de>
11098 PR tree-optimization/40062
11099 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11100 Avoid exponential behavior.
11102 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11104 PR rtl-optimization/33928
11106 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11107 process_uses, build_single_def_use_links): New.
11108 (update_df): Update use_def_ref.
11109 (forward_propagate_into): Use get_def_for_use instead of use-def
11111 (fwprop_init): Call build_single_def_use_links and let it initialize
11113 (fwprop_done): Free use_def_ref.
11114 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11115 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11116 df_rd_simulate_one_insn): New.
11117 (df_rd_bb_local_compute_process_def): Update head comment.
11118 (df_chain_create_bb): Use the new RD simulation functions.
11119 * df.h (df_rd_simulate_artificial_defs_at_top,
11120 df_rd_simulate_one_insn): New.
11121 * opts.c (decode_options): Enable fwprop at -O1.
11122 * doc/invoke.texi (-fforward-propagate): Document this.
11124 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11127 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11128 and one complex operand specially.
11129 * tree-complex.c (some_nonzerop): Do not identify a real value as
11130 zero if flag_signed_zeros.
11132 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11134 PR rtl-optimization/33928
11135 * loop-invariant.c (record_use): Fix && vs. || mishap.
11137 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11139 PR rtl-optimization/33928
11140 * loop-invariant.c (struct use): Add addr_use_p.
11141 (struct def): Add n_addr_uses.
11142 (struct invariant): Add cheap_address.
11143 (create_new_invariant): Set cheap_address.
11144 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11145 (record_uses): Pass df_ref to record_use.
11146 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11149 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11151 * config/sh/sh.c: Do not include c-pragma.h.
11153 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11155 * config/spu/spu.c: Remove include of c-common.h.
11157 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11160 * c-common.h (mark_valid_location_for_stdc_pragma,
11161 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11162 clear_float_const_decimal64, float_const_decimal64_p): New.
11163 * c.opt (Wunsuffixed-float-constants): New.
11164 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11165 unsuffixed float constant, handle new warning.
11166 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11167 * c-decl.c (c_scope): New flag float_const_decimal64.
11168 (set_float_const_decimal64, clear_float_const_decimal64,
11169 float_const_decimal64_p): New.
11170 (push_scope): Set new flag.
11171 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11172 to use STDC pragmas.
11173 (c_parser_external_declaration): Ditto.
11174 (c_parser_compound_statement_nostart): Ditto.
11175 * c-pragma.c (valid_location_for_stdc_pragma,
11176 mark_valid_location_for_stdc_pragma,
11177 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11178 handle_pragma_float_const_decimal64): New.
11179 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11180 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11181 set_float_const_decimal64, clear_float_const_decimal64,
11182 float_const_decimal64_p): New dummy functions.
11183 * doc/extend.texi (Decimal Float): Remove statement that the
11184 pragma, and suffix for double constants, are not supported.
11185 * doc/invoke.texi (Warning Options): List new option.
11186 (-Wunsuffixed-float-constants): New.
11188 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11190 * config/i386/i386.c: Do not include c-common.h.
11192 2009-05-07 Mark Heffernan <meheff@google.com>
11194 * doc/invoke.texi (Debugging Options): Document change of debugging
11196 * opts.c (decode_options): Make dump_base_name relative to
11197 aux_base_name directory.
11199 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11201 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11202 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11204 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11206 * Makefile.in (install-plugin): Simplify a bit.
11208 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11210 * Makefile.in (OBJS-common): Add regcprop.o.
11212 * timevar.def (TV_CPROP_REGISTERS): New.
11213 * regrename.c (regrename_optimize): Return 0.
11214 (rest_of_handle_regrename): Delete.
11215 (pass_rename_registers): Point to regrename_optimize.
11216 (struct value_data_entry, struct value_data,
11217 kill_value_one_regno, kill_value_regno, kill_value,
11218 set_value_regno, init_value_data, kill_clobbered_value,
11219 kill_set_value, kill_autoinc_value, copy_value,
11220 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11221 replace_oldest_value_reg, replace_oldest_value_addr,
11222 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11223 debug_value_data, validate_value_data): Move...
11224 * regcprop.c: ... here.
11225 (rest_of_handle_cprop): Delete.
11226 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11228 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11230 PR middle-end/40057
11231 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11232 GEN_INT for 1 << bitnum.
11233 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11234 build_int_cst_type.
11236 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11238 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11239 Remove wrong description of "nand" operation.
11241 2009-05-06 Richard Guenther <rguenther@suse.de>
11242 Adam Nemet <anemet@caviumnetworks.com>
11244 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11245 comment. Add that if LHS is not a gimple register, then RHS1 has
11246 to be a single object (GIMPLE_SINGLE_RHS).
11248 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11250 * expr.c (get_def_for_expr): Move it up in the file.
11251 (store_field): When expanding a bit-field store, look at the
11252 defining gimple stmt for the masking conversion.
11254 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11256 PR middle-end/39986
11257 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11258 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11259 32-bit memcpy into long.
11261 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11263 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11264 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11266 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11267 instead of appending DW_OP_deref*.
11269 2009-05-06 Michael Matz <matz@suse.de>
11271 PR middle-end/40021
11272 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11273 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11275 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11277 * Makefile.in (install-plugin): Fix srcdir handling.
11279 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11281 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11282 when processing for not_regs_needed bitmap.
11283 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11284 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11285 handling it for rhs.
11287 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/i386/i386.md (unnamed inc/dec peephole): Use
11290 optimize_insn_for_size_p instead of optimize_size.
11291 * config/i386/predicates.md (incdec_operand): Likewise.
11292 (aligned_operand): Likewise.
11293 * config/i386/sse.md (divv8sf3): Likewise.
11294 (sqrtv8sf2): Likewise.
11296 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11298 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11300 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11302 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11304 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11305 ssemodesuffixf2c with avxmodesuffixf2c.
11307 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11310 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11312 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11314 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11315 (struct tree_base): Adjust spacing for 8 bit boundaries.
11316 (struct tree_decl_common): Add decl_by_reference_flag bit.
11317 (DECL_BY_REFERENCE): Adjust.
11318 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11319 print DECL_BY_REFERENCE bit.
11320 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11321 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11322 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11323 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11326 PR middle-end/39666
11327 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11328 range of the type, but default label is missing, add it with one
11329 of the existing labels instead of adding a new label for it.
11331 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11335 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11337 * Makefile.in (enable_plugin, plugin_includedir): New.
11338 (install): Depend on install-plugin.
11339 (PLUGIN_HEADERS): New.
11340 (install-plugin): New.
11341 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11343 2009-05-05 Richard Guenther <rguenther@suse.de>
11345 PR tree-optimization/40022
11346 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11348 (phivn_valid_p): Fix tuplification error, simplify.
11349 (phiprop_insert_phi): Add dumps.
11350 (propagate_with_phi): Simplify.
11352 2009-05-05 Richard Guenther <rguenther@suse.de>
11354 PR middle-end/40023
11355 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11357 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11359 * tree.h (strip_float_extensions): Remove duplicate declaration.
11360 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11361 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11362 block_ultimate_origin): Rearrange the declarations line to match the
11363 comment that indicates the .c file which the functions are defined.
11364 (dwarf2out_*, set_decl_rtl): Add comment.
11365 (get_base_address): Adjust comment.
11366 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11367 declarations line and add comment.
11368 (is_builtin_name): Add blank after function name, for clarity.
11370 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11372 * attribs.c (decl_attributes): Use %qE for identifiers in
11374 * cgraphunit.c (verify_cgraph_node): Translate function names to
11375 locale character set in diagnostics.
11376 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11378 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11379 Document that functions are named in UTF-8.
11380 * expr.c (expand_expr_real_1): Translate function names to locale
11381 character set in diagnostics.
11382 * gimplify.c (omp_notice_variable, omp_is_private,
11383 gimplify_scan_omp_clauses): Use %qE for identifiers in
11385 * langhooks.c (lhd_print_error_function): Translate function names
11386 to locale character set.
11387 * langhooks.h (decl_printable_name): Document that return value is
11388 in internal character set.
11389 * stmt.c: Include pretty-print.h
11390 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11392 (resolve_operand_name_1): Translate named operand name to locale
11394 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11396 * toplev.c (announce_function): Translate function names to locale
11398 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11399 (default_tree_printer): Use pp_identifier or translate identifiers
11400 to locale character set. Mark "<anonymous>" for translation.
11401 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11402 for identifiers in diagnostics.
11403 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11405 * varasm.c (output_constructor): Use %qE for identifiers in
11408 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11410 * configure.ac: use ` ` instead of $()
11411 * configure: Regenerate.
11413 2009-05-05 Ben Elliston <bje@au.ibm.com>
11415 * config/pa/linux-atomic.c: Eliminate conditional include of
11416 errno.h on non-LP64 systems to simplify build requirements.
11418 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11420 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11422 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11423 and pass value to identifier_to_locale.
11424 (warn_variable_length_array): Make name a tree.
11425 (grokdeclarator): Separate diagnostic texts for named and unnamed
11426 declarators. Use %qE for named declarators.
11427 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11429 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11430 identifiers in diagnostics.
11431 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11432 identifier_to_locale. Mark "anonymous" strings for translation.
11434 2009-05-04 Michael Eager <eager@eagercon.com>
11436 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11437 address for DImode/DFmode only if double-precision FP regs.
11439 2009-05-04 Michael Eager <eager@eagercon.com>
11441 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11442 TARGET_SINGLE_FLOAT check.
11444 2009-05-04 Michael Eager <eager@eagercon.com>
11446 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11448 2009-05-04 Michael Eager <eager@eagercon.com>
11450 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11451 * config/rs6000/t-xilinx: New
11453 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11455 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11456 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11457 * gcc/explow.c (memory_address): Use target hook.
11458 * gcc/targhooks.c (default_legitimize_address): New.
11459 * gcc/targhooks.h (default_legitimize_address): New.
11460 * gcc/target.h (legitimize_address): New.
11461 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11462 (TARGET_INITIALIZER): Include it.
11463 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11465 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11466 * config/bfin/bfin.c (legitimize_address): Remove.
11467 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11468 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11470 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11471 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11473 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11474 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11475 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11476 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11477 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11478 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11479 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11480 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11481 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11482 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11483 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11484 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11485 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11486 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11487 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11488 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11489 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11490 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11491 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11492 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11493 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11494 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11495 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11497 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11498 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11499 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11500 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11501 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11502 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11503 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11504 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11505 (thumb_legitimize_address): Delete.
11506 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11507 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11508 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11509 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11510 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11511 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11513 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11516 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11517 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11518 * config/m32r/m32r.c (m32r_legitimize_address): New.
11519 * config/m68k/m68k.c (m68k_legitimize_address): New.
11520 * config/score/score.c (score_legitimize_address): Standardize.
11521 * config/score/score3.c (score3_legitimize_address): Standardize.
11522 * config/score/score3.h (score3_legitimize_address): Adjust.
11523 * config/score/score7.c (score7_legitimize_address): Standardize.
11524 * config/score/score7.h (score7_legitimize_address): Adjust.
11525 * config/sh/sh.c (sh_legitimize_address): New.
11526 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11528 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11529 (s390_legitimize_address): ... this.
11530 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11531 (sparc_legitimize_address): ... this.
11532 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11533 (ix86_legitimize_address): ... this.
11534 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11535 (avr_legitimize_address): ... this.
11536 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11537 (mn10300_legitimize_address): ... this.
11538 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11539 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11540 (alpha_expand_mov): Adjust call.
11542 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11543 * config/spu/spu.c (spu_legitimize_address): Likewise.
11544 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11545 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11547 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11549 * intl.c (locale_encoding, locale_utf8): New.
11550 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11551 * intl.h (locale_encoding, locale_utf8): Declare.
11552 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11553 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11555 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11557 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11558 (pp_base_tree_identifier): Declare as function.
11559 (identifier_to_locale): Declare.
11560 * Makefile.in (pretty-print.o): Update dependencies.
11561 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11563 2009-05-04 Richard Guenther <rguenther@suse.de>
11565 PR middle-end/40015
11566 * builtins.c (fold_builtin_memory_op): Do not decay to element
11567 type if the size matches the whole array.
11569 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11571 * expmed.c (synth_mult): When trying out a shift, pass the result
11574 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11576 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11577 (shiftsub1_cost): New.
11578 (init_expmed): Compute shiftsub1_cost.
11579 (synth_mult): Optimize multiplications by constants of the form
11580 -(2^^m-1) for some constant positive integer m.
11582 2009-05-03 Richard Guenther <rguenther@suse.de>
11585 * c-typeck.c (array_to_pointer_conversion): Do not built
11586 ADDR_EXPRs of arrays of pointer-to-element type.
11587 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11588 up wrong ADDR_EXPRs after-the-fact.
11589 * c-common.c (strict_aliasing_warning): Strip pointer
11590 conversions for obtaining the original type.
11591 * builtins.c (fold_builtin_memset): Handle array types.
11592 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11595 2009-05-03 Richard Guenther <rguenther@suse.de>
11597 PR middle-end/23329
11598 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11599 Do not lose casts from array types with unknown extent to array
11600 types with known extent.
11601 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11602 alias set compatibility.
11604 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11606 * flags.h (extra_warnings): Delete.
11607 * toplev.c (process_options): Handle Wuninitialized here.
11608 * opts.c (extra_warnings): Delete.
11609 (set_Wextra): Delete.
11610 (common_handle_option): -Wextra can be handled automatically.
11611 * c-opts.c (c_common_handle_option): Delete obsolete code.
11612 (c_common_post_options): Simplify comment.
11613 * common.opt (W): Add Var.
11615 (Wuninitialized): Initialize to -1.
11617 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11618 Richard Guenther <rguenther@suse.de>
11620 * expr.c (get_def_for_expr): New function.
11621 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11622 SSA rather than trees.
11623 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11624 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11626 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11628 * c-common.c (reswords): Add _Imaginary.
11629 * c-common.c (enum rid): Add RID_IMAGINARY.
11631 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11633 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11634 Patch by Richard Guenther.
11636 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11638 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11639 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11640 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11641 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11642 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11643 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11644 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11645 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11646 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11647 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11648 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11649 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11650 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11651 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11652 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11653 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11654 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11655 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11657 2009-05-02 Richard Guenther <rguenther@suse.de>
11659 PR tree-optimization/39940
11660 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11663 2009-05-02 Richard Guenther <rguenther@suse.de>
11665 PR middle-end/40001
11666 * tree-ssa.c (execute_update_addresses_taken): Properly check
11667 if we can mark a variable DECL_GIMPLE_REG_P.
11668 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11669 back to the end of the function.
11670 (is_gimple_reg_type): Remove complex type special casing.
11671 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11674 2009-05-02 Ben Elliston <bje@au.ibm.com>
11676 * doc/collect2.texi (Collect2): Document search path behaviour
11677 when configured with --with-ld.
11679 2009-05-02 Jan Hubicka <jh@suse.cz>
11681 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11682 parameter; update callers.
11683 (coalesce_cost_edge): EH edges are costier because they needs
11684 splitting even if not critical and even more costier when there are
11685 multiple EH predecestors.
11687 2009-05-02 Jan Hubicka <jh@suse.cz>
11689 * except.c (remove_eh_handler_and_replace): Handle updating after
11690 removing TRY blocks.
11692 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11694 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11696 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11698 * varasm.c: Do not include c-pragma.h.
11699 * attribs.c: Do not incude c-common.h.
11701 2009-05-01 Michael Matz <matz@suse.de>
11703 * calls.c (initialize_argument_information): Handle SSA names like
11704 decls with a non MEM_P DECL_RTL.
11706 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11708 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11709 * ipa-utils.c: Likewise.
11710 * ipa-type-escape.c: Likewise.
11711 * cgraphunit.c Do not include c-common.h.
11712 * ipa-pure-const.c: Likewise.
11713 * tree-if-conv.c: Likewise.
11714 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11715 * ipa-struct-reorg.c: Likewise.
11716 * tree-nomudflap.c: Likewise.
11717 * tree-ssa-structalias.c: Likewise.
11719 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11721 * store-motion.c: Many cleanups to make this pass a first-class
11722 citizen instead of an appendix to gcse load motion. Add TODO list
11723 to make this pass faster/cleaner/better.
11725 (struct ls_expr): Post gcse.c-split cleanups.
11726 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11727 "stores" field to "avail_stores".
11728 (pre_ldst_mems): Rename to store_motion_mems.
11729 (pre_ldst_table): Rename to store_motion_mems_table.
11730 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11731 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11732 (ldst_entry): Rename to st_expr_entry, update users.
11733 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11734 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11735 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11737 (first_ls_expr): Rename to first_st_expr, update users.
11738 (next_ls_expr): Rename to next_st_expr, update users.
11739 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11740 fields properly for store motion instead of names inherited from load
11742 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11743 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11746 (ae_kill): Rename to st_kill, update users.
11747 (ae_gen): Rename to st_avloc, update users.
11748 (transp): Rename to st_transp, update users.
11749 (pre_insert_map): Rename to st_insert_map, update users.
11750 (pre_delete_map): Rename to st_delete_map, update users.
11751 (insert_store, build_store_vectors, free_store_memory,
11752 one_store_motion_pass): Update for abovementioned changes.
11754 (gcse_subst_count, gcse_create_count): Remove.
11755 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11756 and "n_stores_created", local variables.
11758 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11761 (regvec, compute_store_table_current_insn): Remove.
11762 (reg_set_info, reg_clear_last_set): Remove.
11763 (compute_store_table): Use DF caches instead of local dataflow
11766 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11768 * c-objc-common.c (c_tree_printer): Print identifiers with
11769 pp_identifier, not pp_string. Mark "({anonymous})" for
11771 * c-pretty-print.c (pp_c_ws_string): New.
11772 (pp_c_cv_qualifier, pp_c_type_specifier,
11773 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11774 pp_c_storage_class_specifier, pp_c_function_specifier,
11775 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11776 pp_c_primary_expression, pp_c_postfix_expression,
11777 pp_c_unary_expression, pp_c_shift_expression,
11778 pp_c_relational_expression, pp_c_equality_expression,
11779 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11780 use pp_string and pp_c_ws_string in place of pp_identifier and
11781 pp_c_identifier for non-identifiers. Mark English strings for
11783 * c-pretty-print.h (pp_c_ws_string): Declare.
11785 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11786 Roland McGrath <roland@redhat.com>
11788 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11789 (ENABLE_LD_BUILDID): New configuration option.
11790 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11791 (LINK_BUILDID_SPEC): New macro.
11792 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11794 * doc/install.texi: Document --enable-linker-build-id option.
11795 * configure: Rebuild.
11796 * config.in: Rebuild.
11798 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11800 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11801 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11802 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11803 MIPS_GP_SAVE_AREA_SIZE.
11804 * config/mips/mips.c (struct mips_frame_info): Update comment
11805 before arg_pointer_offset and hard_frame_pointer_offset.
11806 (mips_compute_frame_info): Update diagram before function: to
11807 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11808 indicate the position of frame_pointer_rtx with -fstack-protector and
11809 to show args_size. Don't allocate cprestore area for leaf functions
11810 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11812 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11814 2009-04-30 Michael Matz <matz@suse.de>
11816 PR tree-optimization/39955
11817 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11819 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11821 * ira.c (setup_cover_and_important_classes): Use safe macro
11822 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11824 * genpreds.c (write_tm_preds_h): Output suitable definition of
11825 REG_CLASS_FOR_CONSTRAINT.
11827 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11829 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11831 * bitmap.c (bitmap_descriptor): Likewise.
11832 * ggc-common.c (loc_descriptor): Likewise.
11833 * varray.c (varray_descriptor): Likewise.
11834 * vec.c (vec_descriptor): Likewise.
11836 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11838 * Makefile.in (dce.o): Add $(EXCEPT_H).
11839 * dce.c: Include except.h and delete redundant vector definitions.
11840 (deletable_insn_p): Return false for non-call insns that can throw
11843 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11845 * gcse.c (ae_gen): Remove.
11846 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11847 and make non-static function to make it available in store-motion.c.
11848 Update call sites with search-and-replace.
11849 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11850 extract_mentioned_regs, extract_mentioned_regs_helper,
11851 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11852 store_killed_in_insn, store_killed_after, store_killed_before,
11853 build_store_vectors, insert_insn_start_basic_block, insert-store,
11854 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11855 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11856 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11857 * store-motion.c: ...new file. Also copy data structures from gcse.c
11858 and clean up to remove parts not used by store motion.
11859 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11860 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11862 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11865 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11866 when optimizing for size.
11868 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11870 * gcse.c (gcse_constant_p): Fix typo in last change.
11872 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11874 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11876 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11878 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11880 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11882 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11883 CONST_HIGH_PART result.
11885 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11887 * config/avr/avr.c (initial_elimination_offset): Rename to
11888 avr_initial_elimination_offset.
11889 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11890 change return type to bool.
11891 (avr_can_eliminate): New function.
11892 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11893 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11894 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11895 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11896 avr_initial_elimination_offset.
11897 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11898 (avr_initial_elimination_offset): Define.
11900 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11901 Steven Bosscher <steven@gcc.gnu.org>
11903 PR rtl-optimization/39938
11904 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11905 * cfgrtl.c: Include insn-attr.h.
11906 (rest_of_pass_free_cfg): New function.
11907 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11908 * resource.c (init_resource_info): Remove call to df_analyze.
11910 2009-04-29 Richard Guenther <rguenther@suse.de>
11913 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11914 allow conversion to signed integers.
11916 2009-04-29 Richard Guenther <rguenther@suse.de>
11918 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11919 shifts of floating point vectors if the shift amount is
11920 a constant multiple of the element size.
11922 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11923 Michael Matz <matz@suse.de>
11925 PR middle-end/39927
11927 * tree-outof-ssa.c (emit_partition_copy): New function.
11928 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11929 insert_part_to_rtx_on_edge): Perform the partition base var
11930 copy using emit_partition_copy.
11931 (insert_value_copy_on_edge): Convert constants to the right mode.
11932 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11933 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11935 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11937 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11938 scan backwards to try to find a constant to initialize it.
11940 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11941 insn before the loop_end instruction, don't look past labels.
11943 2009-04-29 Richard Guenther <rguenther@suse.de>
11945 PR middle-end/39937
11946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11947 loose type conversions.
11948 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11949 stmts only if there are no uses of its definition.
11951 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11953 * config/bfin/bfin.h (splitting_loops): Declare.
11954 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11955 Reorder bit definitions to be ascending.
11956 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11957 * config/bfin/bfin.c (splitting_loops): New variable.
11958 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11959 (struct loop_info): Remove members INIT and LOOP_INIT.
11960 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11961 the LSETUP sequence. Allow LC to be loaded from any register, but
11962 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11963 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11965 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11966 of reload_completed.
11969 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11971 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11973 * Makefile.in (PLUGIN_VERSION_H): New.
11974 (OBJS-common): Remove plugin-version.o.
11975 (plugin.o): Depend on (PLUGIN_VERSION_H).
11976 (plugin-version.o): Remove.
11977 * configure: Regenerate
11978 * configure.ac: Create plugin-version.h.
11979 * gcc-plugin.h (plugin_gcc_version): Remove.
11980 (plugin_default_version_check): Change signature.
11981 * plugin-version.c: Remove.
11982 * plugin.c: Include plugin-version.h.
11983 (str_plugin_gcc_version_name): Remove.
11984 (try_init_one_plugin): Pass gcc version to plugin_init.
11985 (plugin_default_version_check): Both gcc and plugin versions are now
11988 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11990 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11991 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11992 Remove special case testing for last insn of inner loops. Don't fail
11993 if the loop ends with a jump, emit an extra nop instead.
11995 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11996 DREGS rather than comparing directly. Remove code that tries to
11997 account for latencies.
11999 2009-04-29 Richard Guenther <rguenther@suse.de>
12001 PR tree-optimization/39941
12002 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12003 eliminating an indirect call.
12005 2009-04-29 Richard Guenther <rguenther@suse.de>
12007 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12008 parameter. Allow invariants as base if !require_lvalue.
12009 (verify_gimple_assign_single): Adjust.
12011 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12013 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12014 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12015 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12016 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12017 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12019 * config/bfin/bfin.c (bfin_expand_builtin,
12020 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12022 2009-04-28 Richard Guenther <rguenther@suse.de>
12024 * tree-vect-loop.c (get_initial_def_for_induction): Use
12025 correct types for pointer increment.
12027 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12029 * toplev.c (print_version): Update GMP version string calculation.
12031 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12033 PR rtl-optimization/39938
12034 * resource.c (init_resource_info): Add call to df_analyze.
12036 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12038 * config/alpha/alpha.md (usegp): Cast the result of
12039 alpha_find_lo_sum_using_gp to enum attr_usegp.
12040 * config/alpha/alpha.c (override_options): Remove end-of-structure
12041 marker element from cpu_table. Use array size of cpu_table to handle
12042 -mcpu and -mtune options.
12043 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12045 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12047 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12048 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12049 tune_32 and tune_64.
12050 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12051 support on PowerPC.
12052 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12053 * config/rs6000/option-defaults.h: ... here. New file.
12054 (OPT_64, OPT_32): Define.
12055 (MASK_64BIT): Define to 0 if not already defined.
12056 (OPT_ARCH64, OPT_ARCH32): Define.
12057 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12060 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12062 * config/arm/arm.c (arm_override_options): Emit error on using
12065 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12067 PR rtl-optimization/39914
12068 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12069 registers for allocnos created from user-defined variables only
12070 when not optimizing.
12072 2009-04-28 Richard Guenther <rguenther@suse.de>
12074 PR middle-end/39937
12075 * fold-const.c (fold_binary): Use distribute_real_division only
12078 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12080 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12081 add hpux-stdint.h to tm_file.
12082 (hppa[12]*-*-hpux11*): Ditto.
12083 (ia64*-*-hpux*): Ditto.
12084 * config/hpux-stdint.h: New.
12085 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12086 __STDC_EXT__ for all compiles.
12087 * config/pa/pa-hpux.h: Ditto.
12088 * config/pa/pa-hpux10.h: Ditto.
12089 * config/pa/pa-hpux11.h: Ditto.
12091 2009-04-28 Catherine Moore <clm@codesourcery.com>
12093 * debug.h (set_name): Add comment.
12095 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12098 * config/darwin.c (machopic_gen_offset): Check
12099 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12100 * config/arm/arm.c (require_pic_register): Likewise.
12102 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12104 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12105 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12106 m32c_promote_prototypes): Delete.
12108 2009-04-28 Michael Matz <matz@suse.de>
12110 PR middle-end/39922
12111 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12114 2009-04-28 Richard Guenther <rguenther@suse.de>
12116 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12118 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12120 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12121 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12122 * config/arm/arm-tune.md: Regenerate.
12124 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12126 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12127 block if there are complex incoming edges.
12128 (sel_merge_blocks): Remove useless assert.
12129 (sel_redirect_edge_and_branch): Check that edge was redirected.
12130 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12131 (sel_find_rgns): Delete declaration.
12132 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12133 the region when it is not a preheader.
12135 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12138 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12140 2009-04-28 Richard Guenther <rguenther@suse.de>
12142 * tree.h (SSA_NAME_VALUE): Remove.
12143 (struct tree_ssa_name): Remove value_handle member.
12144 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12145 array for jump threading.
12146 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12148 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12149 * tree-flow.h (threadedge_initialize_values): Declare.
12150 (threadedge_finalize_values): Likewise.
12151 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12152 (SSA_NAME_VALUE): Define.
12153 (threadedge_initialize_values): New function.
12154 (threadedge_finalize_values): Likewise.
12155 * tree-ssa-dom.c (ssa_name_values): New global variable.
12156 (SSA_NAME_VALUE): Define.
12157 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12159 2009-04-28 Ira Rosen <irar@il.ibm.com>
12161 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12162 Use REPORT_VECTORIZED_LOCATIONS instead
12163 REPORT_VECTORIZED_LOOPS.
12164 * tree-vectorizer.c (vect_verbosity_level): Make static.
12165 (vect_loop_location): Rename to vect_location.
12166 (vect_set_verbosity_level): Update comment.
12167 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12169 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12170 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12171 instead REPORT_UNVECTORIZED_LOOPS.
12172 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12173 and vect_loop_def to vect_external_def and vect_internal_def.
12174 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12175 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12176 REPORT_UNVECTORIZED_LOCATIONS.
12177 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12178 and vect_used_in_loop and to vect_unused_in_scope and
12179 vect_used_in_scope.
12180 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12181 (vect_verbosity_level): Remove declaration.
12182 (vect_analyze_operations): Likewise.
12183 (vect_analyze_stmt): Declare.
12184 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12185 REPORT_UNVECTORIZED_LOCATIONS.
12186 (vect_get_loop_niters): Fix indentation.
12187 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12188 (vect_analyze_loop_operations): New function.
12189 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12190 vect_analyze_operations.
12191 (vect_is_simple_reduction): Use new names.
12192 (vectorizable_live_operation, vect_transform_loop): Likewise.
12193 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12194 to specify whether the data references can be a part of interleaving
12196 (vect_analyze_data_ref_dependence): Use new names.
12197 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12198 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12199 * tree-vect-patterns.c (widened_name_p): Use new names.
12200 (vect_recog_dot_prod_pattern): Likewise.
12201 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12202 (process_use, vect_mark_stmts_to_be_vectorized,
12203 vect_model_simple_cost, vect_model_store_cost,
12204 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12205 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12206 vectorizable_operation, vectorizable_type_demotion,
12207 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12208 vectorizable_condition): Likewise.
12209 (vect_analyze_operations): Split into vect_analyze_loop_operations
12211 (vect_analyze_stmt): ... new function.
12212 (new_stmt_vec_info): Use new names.
12213 (vect_is_simple_use): Use new names and fix comment.
12214 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12215 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12217 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12220 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12221 and integer modes for x87 operands. Do not ICE for unsupported size,
12222 generate error instead. Generate error for unsupported operand types.
12223 ['z']: Do not handle HImode memory operands specially. Warning
12224 for floating-point operands. Fallthru to 'Z' for unsupported operand
12225 types. Do not ICE for unsupported size, generate error instead.
12226 (output_387_binary_op): Use %Z to output operands.
12227 (output_fp_compare): Ditto.
12228 (output_387_reg_move): Ditto.
12230 2009-04-28 Ben Elliston <bje@au.ibm.com>
12235 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12237 * builtins.c (c_strlen): Do not warn here.
12238 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12239 * c-common.c (pointer_int_sum): Take an explicit location.
12240 Warn about offsets out of bounds.
12241 * c-common.h (pointer_int_sum): Adjust declaration.
12243 2009-04-27 Ian Lance Taylor <iant@google.com>
12245 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12247 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12248 * df-core.c (df_set_flags): Change return type to int. Change
12249 type of old_flags to int.
12250 (df_clear_flags): Likewise.
12251 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12252 (df_get_conditional_uses): Likewise.
12253 * df.h (df_set_flags, df_clear_flags): Update declarations.
12254 * dwarf2out.c (struct indirect_string_node): Change type of form
12255 field to enum dwarf_form.
12256 (AT_string_form): Change return type to enum dwarf_form.
12257 * fixed-value.c (fixed_compare): Add cast to enum type.
12258 * fwprop.c (update_df): Change 0 to VOIDmode.
12259 * gensupport.c: Change 0 to UNKNOWN.
12260 * gimple.h (gimple_cond_code): Add cast to enum type.
12261 * haifa-sched.c (reemit_notes): Add cast to enum type.
12262 * hooks.c (hook_int_void_no_regs): Remove function.
12263 * hooks.h (hook_int_void_no_regs): Remove declaration.
12264 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12265 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12266 * real.c (real_arithmetic): Add cast to enum type.
12267 (real_compare): Likewise.
12268 * target.h (struct gcc_target): Change return type of
12269 branch_target_register_class to enum reg_class.
12270 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12271 default_branch_target_register_class.
12272 * targhooks.c (default_branch_target_register_class): New function.
12273 * targhooks.h (default_branch_target_register_class): Declare.
12274 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12275 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12277 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12279 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12280 vect_uninitialized_def. Change 0 to ERROR_MARK.
12281 * tree-vect-stmts.c (supportable_widening_operation): Don't
12282 initialize icode1 and icode2.
12283 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12284 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12286 (cmn_err_flag_specs): Change 0 to STD_C89.
12287 (cmn_err_char_table): Likewise.
12288 * config/arm/arm.c (get_arm_condition_code): Change type of code
12289 to enum arm_cond_code.
12290 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12291 (IWMMXT_BUILTIN2): Likewise.
12292 (neon_builtin_type_bits): Don't define typedef.
12293 (neon_builtin_datum): Change type of bits field to int.
12294 (arm_expand_neon_args): Add cast to enum type.
12295 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12297 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12298 casts to enum type.
12299 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12301 * config/mips/mips.md (jal_macro): Return enum constant.
12302 (single_insn): Likewise.
12303 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12305 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12306 casts to enum type.
12307 * config/s390/s390.c (s390_tune_flags): Change type to int.
12308 (s390_arch_flags): Likewise.
12309 (s390_handle_arch_option): Change flags field of struct pta to int.
12310 * config/s390/s390.h (s390_tune_flags): Update declaration.
12311 (s390_arch_flags): Likewise.
12312 * config/sh/sh.c (prepare_move_operands): Compare
12313 tls_symbolic_operand result with enum constant.
12314 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12315 (sh_expand_prologue): Add cast to enum type.
12316 (sh_expand_epilogue): Likewise.
12317 (tls_symbolic_operand): Change return type to enum tls_model.
12318 (fpscr_set_from_mem): Add cast to enum type.
12319 (legitimize_pic_address): Compare tls_symbolic_operand result with
12321 (sh_target_reg_class): Change return type to enum reg_class.
12322 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12324 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12325 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12326 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12327 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12328 (delayed_branch, tls_call_delay): Likewise.
12329 (eligible_for_sibcall_delay): Likewise.
12330 (eligible_for_return_delay): Likewise.
12331 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12332 (spu_expand_builtin_1): Likewise.
12334 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12335 for all types of conversions.
12336 (output_init_element): Issue -Wc++-compat warning if needed when
12337 initializing a bitfield with enum type.
12338 * c-parser.c (c_parser_expression): Set original_type to
12339 original_type of right hand operand of comma operator.
12341 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12343 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12345 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12346 * doc/cpp.texi (Standard Predefined Macros)
12347 (Implementation-defined behavior): Likewise.
12348 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12349 * doc/gimple.texi (GIMPLE Exception Handling)
12350 (@code{GIMPLE_ASSIGN}): Likewise.
12351 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12352 * doc/invoke.texi (Warning Options, Optimize Options)
12353 (AVR Options, Darwin Options): Likewise.
12354 (Optimize Options): Reformulate -fwhole-program description.
12355 * doc/loop.texi (Lambda): Likewise.
12356 * doc/md.texi (Output Template, Define Constraints)
12357 (Standard Names, Insn Splitting): Likewise.
12358 * doc/options.texi (Option properties): Likewise.
12359 * doc/passes.texi (Tree-SSA passes): Likewise.
12360 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12361 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12362 (File Names and DBX): Likewise.
12363 * doc/trouble.texi (Incompatibilities): Likewise.
12365 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12367 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12368 instruction is correct.
12370 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12372 Allow non-constant arguments to conversion intrinsics.
12373 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12374 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12375 * spu.c (print_operand): Handle 'v' and 'w'.
12376 (exp2_immediate_p, spu_gen_exp2): Define.
12377 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12378 spu_convtf_1): Update parameter descriptions.
12379 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12380 * constraints.md ('v', 'w'): New.
12381 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12383 (i2f, I2F): New define_mode_attr.
12384 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12385 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12386 fixuns_truncv4sfv4si2): Update to use mode attribute.
12387 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12388 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12389 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12390 patterns for combine.
12392 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12394 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12395 (cprop, hoist, pre, store_motion): New debug counters.
12396 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12397 is not an RTL pass anymore.
12398 (pass_profiling): Remove extern decl for pass removed in 2005.
12399 (pass_gcse, pass_jump_bypass): Remove.
12400 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12401 to 0 for clean state.
12402 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12403 * cse.c (gate_handle_cse_after_global_opts,
12404 rest_of_handle_cse_after_global_opts): New functions.
12405 (pass_cse_after_global_opts): New pass, does local CSE.
12406 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12407 (TV_CPROP): New timevar.
12408 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12409 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12410 (gcse_main, recompute_all_luids): Remove.
12411 (compute_hash_table_work): Call max_reg_num instead of reading
12413 (cprop_jump): Don't set run_jump_opt_after_gcse.
12414 (constprop_register): Always allow to alter jumps.
12415 (cprop_insn): Likewise.
12416 (do_local_cprop): Likewise.
12417 (local_cprop_pass): Likewise. Return non-zero if something changed.
12418 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12419 (find_implicit_sets): Add note about missed optimization opportunity.
12420 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12421 pass_rtl_cprop execute function.
12422 Don't bother tracking the pass number, each pass gets its own dumpfile
12424 Always allow to alter jumpsand bypass jumps.
12425 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12426 will just find no suitable set.
12427 (pre_edge_insert): Fix dumping, this function is for PRE only.
12428 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12429 pass_rtl_pre execute function.
12430 (hoist_code): Return non-zero if something changed. Keep track of
12431 substitutions and insertions for statistics gathering similar to PRE.
12432 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12433 called from the pass_rtl_hoist execute function. Show pass statistics.
12434 (compute_store_table): Use max_reg_num directly instead of using the
12435 formerly global max_gcse_regno.
12436 (build_store_vectors): Likewise.
12437 (replace_store_insn): Fix dumping.
12438 (store_motion): Rename to ...
12439 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12440 pass, called from the pass_rtl_store_motion execute function. Keep
12441 track of substitutions and insertions for statistics gathering similar
12443 (bypass_jumps): Remove, fold interesting bits into ...
12444 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12445 from the pass_rtl_cprop execute function.
12446 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12447 pass_jump_bypass): Remove.
12448 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12449 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12450 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12451 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12452 (gate_rtl_store_motion, execute_rtl_store_motion,
12453 pass_rtl_store_motion): New.
12454 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12455 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12456 * passes.c (init_optimization_passes): Remove pass_gcse and
12457 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12458 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12459 instead of pass_jump_bypass.
12461 2009-04-27 Richard Guenther <rguenther@suse.de>
12463 PR middle-end/39928
12464 * gimplify.c (gimplify_expr): If we are required to create
12465 a temporary make sure it ends up as register.
12467 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12470 * config/i386/i386.c (construct_container): Don't call
12471 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12472 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12474 2009-04-27 Michael Matz <matz@suse.de>
12476 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12477 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12478 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12479 (dump_replaceable_exprs): Take a bitmap.
12480 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12482 (expand_gimple_basic_block): Likewise.
12483 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12484 replaceable_expressions member a bitmap.
12485 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12486 (mark_replaceable): Likewise.
12487 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12488 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12490 2009-04-27 Richard Guenther <rguenther@suse.de>
12492 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12493 (verify_stmts): Dispatch to gimple/type verification code.
12494 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12495 issue with call argument types.
12497 2009-04-27 Michael Matz <matz@suse.de>
12499 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12500 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12503 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12504 Eric Botcazou <ebotcazou@adacore.com>
12506 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12507 a label's basic block.
12508 (mark_target_live_regs): Tidy and rework obsolete comments.
12509 Change back DF problem to LIVE. If a label starts a basic block,
12510 assume that all registers that used to be live then still are.
12511 (init_resource_info): If a label starts a basic block, set its
12512 BLOCK_FOR_INSN accordingly.
12513 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12515 2009-04-27 Richard Guenther <rguenther@suse.de>
12517 * tree-flow-inline.h (function_ann): Remove.
12518 (get_function_ann): Likewise.
12519 * tree-dfa.c (create_function_ann): Remove.
12520 * tree-flow.h (struct static_var_ann_d): Remove.
12521 (struct function_ann_d): Likewise.
12522 (union tree_ann_d): Remove fdecl member.
12523 (function_ann_t): Remove.
12524 (function_ann, get_function_ann, create_function_ann): Remove
12527 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12529 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12531 2009-04-27 Jan Hubicka <jh@suse.cz>
12533 * ipa-pure-const.c (struct funct_state_d): New fields
12534 state_previously_known, looping_previously_known; remove
12535 state_set_in_source.
12536 (analyze_function): Use new fields.
12537 (propagate): Avoid assumption that state_set_in_source imply
12540 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12541 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12542 * cfgloop.h (finite_loop_p): Declare.
12544 2009-04-26 Michael Matz <matz@suse.de>
12546 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12548 2009-04-26 Michael Matz <matz@suse.de>
12550 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12551 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12552 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12553 pass_mark_used_blocks): Remove.
12554 * tree-optimize.c (pass_free_datastructures,
12555 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12556 * passes.c (init_optimization_passes): Don't call
12557 pass_mark_used_blocks, remove dead code.
12559 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12561 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12562 * tree-ssa-live.h (register_ssa_partition): Likewise.
12564 2009-04-26 Michael Matz <matz@suse.de>
12567 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12568 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12569 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12571 (compare_pairs): Swap cost comparison.
12572 (coalesce_ssa_name): Don't use change_partition_var.
12573 * tree-nrv.c (struct nrv_data): Add modified member.
12574 (finalize_nrv_r): Set it.
12575 (tree_nrv): Use it to update statements.
12576 (pass_nrv): Require PROP_ssa.
12577 * tree-mudflap.c (mf_decl_cache_locals,
12578 mf_build_check_statement_for): Use make_rename_temp.
12579 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12580 * alias.c (find_base_decl): Handle SSA names.
12581 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12582 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12583 * rtl.h (set_reg_attrs_for_parm): Declare.
12584 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12585 to "optimized", remove unused locals at finish.
12586 (execute_free_datastructures): Make global, call
12587 delete_tree_cfg_annotations.
12588 (execute_free_cfg_annotations): Don't call
12589 delete_tree_cfg_annotations.
12591 * ssaexpand.h: New file.
12592 * expr.c (toplevel): Include ssaexpand.h.
12593 (expand_assignment): Handle SSA names the same as register variables.
12594 (expand_expr_real_1): Expand SSA names.
12595 * cfgexpand.c (toplevel): Include ssaexpand.h.
12596 (SA): New global variable.
12597 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12598 (SSAVAR): New macro.
12599 (set_rtl): New helper function.
12600 (add_stack_var): Deal with SSA names, use set_rtl.
12601 (expand_one_stack_var_at): Likewise.
12602 (expand_one_stack_var): Deal with SSA names.
12603 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12604 before unique numbers.
12605 (expand_stack_vars): Use set_rtl.
12606 (expand_one_var): Accept SSA names, add asserts for them, feed them
12607 to above subroutines.
12608 (expand_used_vars): Expand all partitions (without default defs),
12609 then only the local decls (ignoring those expanded already).
12610 (expand_gimple_cond): Remove edges when jumpif() expands an
12611 unconditional jump.
12612 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12613 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12615 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12616 members of SA; deal with PARM_DECL partitions here; expand
12617 all PHI nodes, free tree datastructures and SA. Commit instructions
12618 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12619 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12620 info and statements at start, collect garbage at finish.
12621 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12622 (VAR_ANN_PARTITION) Remove.
12623 (change_partition_var): Don't declare.
12624 (partition_to_var): Always return SSA names.
12625 (var_to_partition): Only accept SSA names.
12626 (register_ssa_partition): Only check argument.
12627 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12629 (delete_var_map): Don't free it.
12630 (var_union): Only accept SSA names, simplify.
12631 (partition_view_init): Mark only useful SSA names as used.
12632 (partition_view_fini): Only deal with SSA names.
12633 (change_partition_var): Remove.
12634 (dump_var_map): Use ssa_name instead of partition_to_var member.
12635 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12637 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12638 (struct _elim_graph): New member const_dests; nodes member vector of
12640 (set_location_for_edge): New static helper.
12641 (create_temp): Remove.
12642 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12643 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12644 (new_elim_graph): Allocate const_dests member.
12645 (clean_elim_graph): Truncate const_dests member.
12646 (delete_elim_graph): Free const_dests member.
12647 (elim_graph_size): Adapt to new type of nodes member.
12648 (elim_graph_add_node): Likewise.
12649 (eliminate_name): Likewise.
12650 (eliminate_build): Don't take basic block argument, deal only with
12651 partition numbers, not variables.
12652 (get_temp_reg): New static helper.
12653 (elim_create): Use it, deal with RTL temporaries instead of trees.
12654 (eliminate_phi): Adjust all calls to new signature.
12655 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12656 (rewrite_trees): Only do checking.
12657 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12658 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12659 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12660 contains_tree_r, MAX_STMTS_IN_LATCH,
12661 process_single_block_loop_latch, analyze_edges_for_bb,
12662 perform_edge_inserts): Remove.
12663 (expand_phi_nodes): New global function.
12664 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12665 functions, initialize new parameter, remember partitions having a
12667 (finish_out_of_ssa): New global function.
12668 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12669 don't reset in_ssa_p here, don't disable TER when mudflap.
12670 (pass_del_ssa): Remove.
12671 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12673 (execute_free_datastructures): Declare.
12674 * Makefile.in (SSAEXPAND_H): New variable.
12675 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12676 * basic-block.h (commit_one_edge_insertion): Declare.
12677 * passes.c (init_optimization_passes): Move pass_nrv and
12678 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12679 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12680 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12681 (redirect_branch_edge): Deal with super block when expanding, split
12682 out jump patching itself into ...
12683 (patch_jump_insn): ... here, new static helper.
12685 2009-04-26 Michael Matz <matz@suse.de>
12687 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12688 beyond num_ssa_names.
12689 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12690 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12692 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12694 PR inline-asm/39543
12695 * fwprop.c (forward_propagate_asm): New function.
12696 (forward_propagate_and_simplify): Propagate also into __asm, if it
12697 doesn't increase the number of referenced registers.
12700 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12702 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12704 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12705 note_nonlocal_vla_type for nonlocal VLAs.
12706 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12707 contains_remapped_vars, remap_vla_decls): New functions.
12708 (convert_nonlocal_reference_stmt): If not optimizing, call
12709 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12710 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12711 if it wasn't found in var_map.
12712 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12713 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12714 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12716 * gimplify.c (nonlocal_vlas): New variable.
12717 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12719 (gimplify_body): Create and destroy nonlocal_vlas.
12721 * dwarf2out.c (loc_descr_plus_const): New function.
12722 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12723 mem_loc_descriptor, loc_descriptor_from_tree_1,
12724 descr_info_loc, gen_variable_die): Use it.
12726 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12727 !TREE_STATIC VAR_DECLs.
12728 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12729 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12730 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12731 DECL_BY_REFERENCE is valid.
12732 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12733 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12734 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12735 Copy DECL_BY_REFERENCE.
12736 (struct nesting_copy_body_data): New type.
12737 (nesting_copy_decl): New function.
12738 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12739 if they have variable length.
12741 2009-04-26 Michael Matz <matz@suse.de>
12743 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12744 mark new temporaries for renaming.
12746 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12749 * c-decl.c (global_bindings_p): Return negative value.
12750 (c_variable_size): New. Based on variable_size from
12752 (grokdeclarator): Call c_variable_size not variable_size.
12754 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12756 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12758 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12760 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12761 Redefine it to just use mingw/include.
12762 (ASM_SPEC): Rules for -m32 and -m64.
12763 (LINK_SPEC): Use Likewise.
12764 (SPEC_32): New define.
12765 (SPEC_64): Likewise.
12766 (SUB_LINK_SPEC): Likewise.
12767 (MULTILIB_DEFAULTS): New define.
12768 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12769 Add multilib options.
12770 (MULTILIB_DIRNAMES): Likewise.
12771 (MULTILIB_OSDIRNAMES): Likewise.
12772 (LIBGCC): Likewise.
12773 (INSTALL_LIBGCC): Likewise.
12775 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12778 * c-tree.h (enum c_inline_static_type): New.
12779 (record_inline_static): Declare.
12780 * c-decl.c (struct c_inline_static, c_inline_statics,
12781 record_inline_static, check_inline_statics): New.
12782 (pop_file_scope): Call check_inline_statics.
12783 (start_decl): Call record_inline_static instead of pedwarning
12784 directly for static in inline function.
12785 * c-typeck.c (build_external_ref): Call record_inline_static
12786 instead of pedwarning directly for static referenced in inline
12789 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12791 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12792 not new but only being rescanned.
12793 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12794 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12795 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12796 record_set_info, compute_set, grealloc): Remove.
12797 (recompute_all_luids): New function.
12798 (gcse_main): Don't compute sets, and don't do related memory
12799 allocations/free-ing. If something changed before the end of the
12800 pass, update LUIDs using recompute_all_luids.
12801 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12802 (free_gcse_mem): Don't free it either.
12803 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12804 Use the df insn LUIDs.
12805 (load_killed_in_block): Likewise.
12806 (compute_hash_table_work): Don't compute reg_set_in_block.
12807 (compute_transp): Use DF_REG_DEF_CHAINs.
12808 (local_cprop_pass): Don't use compute_sets and related functions.
12809 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12810 Use get_max_uid() instead of max_cuid.
12811 (insert_insn_end_basic_block, pre_insert_copy_insn,
12812 update_ld_motion_stores): Don't try to
12813 keep reg_set tables up to date.
12814 (pre_insert_copies): Use df insn LUIDs.
12815 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12816 (reg_set_info): Don't use extra bitmap argument.
12817 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12818 information to compute regs_set_in_block.
12819 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12820 (bypass_jumps): Don't use compute_sets and friends.
12822 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12825 * opts.c (undocumented_msg): Do not leave blank even with
12828 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12830 * c-decl.c (build_enumerator): Allow values folding to integer
12831 constants but not integer constant expressions with a pedwarn if
12834 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12837 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12838 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12839 type is an integer constant.
12841 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12847 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12850 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12851 with variably modified return type and no storage class
12852 specifiers, except for the case of nested functions. Distinguish
12853 extern declarations of functions with variably modified return
12854 types from those of objects with variably modified types.
12856 2009-04-25 Jan Hubicka <jh@suse.cz>
12858 * tree.c (list_equal_p): New function.
12859 * tree.h (list_equal_p): Declare.
12860 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12861 basic_block_def, basic_block, const_basic_block): New.
12862 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12863 (redirect_eh_edge): New function.
12864 (make_eh_edge_update_phi): EH edges are not abnormal.
12865 * except.c: Include tree-flow.h.
12866 (list_match): New function.
12867 (eh_region_replaceable_by_p): New function.
12868 (replace_region): New function.
12869 (hash_type_list): New function.
12870 (hash_eh_region): New function.
12871 (eh_regions_equal_p): New function.
12872 (merge_peers): New function.
12873 (remove_unreachable_regions): Verify EH tree when checking;
12875 (copy_eh_region_1): New function.
12876 (copy_eh_region): New function.
12877 (push_reachable_handler): New function.
12878 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12879 regions without label but with live RESX.
12880 * except.h (redirect_eh_edge_to_label): New.
12881 * tree-flow.h (redirect_eh_edge): New.
12882 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12883 basic_block_def, basic_block, const_basic_block): Remove.
12884 * Makefile.in (except.o): Add dependency on tree-flow.h
12885 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12886 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12889 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12892 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12893 on the destination of memcpy.
12895 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12897 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12898 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12899 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12901 2009-04-25 Jan Hubicka <jh@suse.cz>
12903 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12904 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12905 to be reached by different label than left.
12906 (update_eh_edges): Update comment; remove edge_to_remove if possible
12907 and return true if suceeded.
12908 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12909 (cleanup_eh): Compute sharing map.
12910 * except.c (remove_eh_handler_and_replace): Add argument if we should
12912 (remove_unreachable_regions): Update for label sharing.
12913 (label_to_region_map): Likewise.
12914 (get_next_region_sharing_label): New function.
12915 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12917 (remove_eh_handler): Update.
12918 (remove_eh_region_and_replace_by_outer_of): New function.
12919 * except.h (struct eh_region): Add next_region_sharing_label.
12920 (remove_eh_region_and_replace_by_outer_of,
12921 get_next_region_sharing_label): Declare.
12922 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12924 2009-04-25 Jan Hubicka <jh@suse.cz>
12926 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12927 insert code even if they are not critical.
12929 2009-04-25 Jan Hubicka <jh@suse.cz>
12931 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12932 (gimple_can_remove_branch_p): EH edges won't remove branch by
12934 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12935 updating of non-abnormal EH edges.
12936 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12937 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12938 (split_critical_edges): Split also edges where emitting code on them
12939 will lead to splitting later.
12941 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12942 H.J. Lu <hongjiu.lu@intel.com>
12945 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12946 the configured assembler supports fildq and fistpq mnemonics.
12947 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12948 * configure: Regenerated.
12949 * config.in: Ditto.
12951 * config/i386/i386.c (print_operand): Handle 'Z'.
12952 ['z']: Remove handling of special fild/fist suffixes.
12953 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12954 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12955 suffix of fild insn.
12956 (*floatsi<mode>2_vector_mixed): Ditto.
12957 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12958 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12959 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12960 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12961 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12963 2009-04-25 Ben Elliston <bje@au.ibm.com>
12965 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12966 the source of a set operation.
12968 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12970 * target.h (struct gcc_target): Add case_values_threshold field.
12971 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12972 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12973 * targhooks.c (default_case_values_threshold): New function.
12974 * targhooks.h (default_case_values_threshold): Declare function.
12975 * stmt.c (expand_case): Use case_values_threshold target hook.
12976 * expr.h (case_values_threshold): Remove declartation.
12977 * expr.c (case_values_threshold): Remove function.
12978 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12980 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12981 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12982 (avr_case_values_threshold): Declare as static.
12983 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12985 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12986 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12987 (mn10300_case_values_threshold): New function.
12989 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12991 * ira.c (setup_cover_and_important_classes): Add enum cast.
12993 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12995 * genpreds.c (write_enum_constraint_num): Output definition of
12996 CONSTRAINT_NUM_DEFINED_P macro.
12997 * ira.c (setup_cover_and_important_classes): Use
12998 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13000 2009-04-24 DJ Delorie <dj@redhat.com>
13002 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13003 __SH2A_SINGLE_ONLY__ also.
13005 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13007 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13008 (movdf_internal): Ditto.
13009 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13010 SFmode and DFmode constants.
13011 (ia64_print_operand): Add 'G' format for printing
13012 floating point constants.
13014 2009-04-24 Richard Guenther <rguenther@suse.de>
13016 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13017 from unsigned additions.
13019 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13021 * c-typeck.c (set_init_index): Allow array designators that are
13022 not integer constant expressions with a pedwarn if pedantic.
13024 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13026 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13027 zero if no overlap in nonzero bits between the operands.
13029 2009-04-24 Ian Lance Taylor <iant@google.com>
13031 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13032 (record_dead_and_set_regs): Likewise.
13033 * df.h (struct df_mw_hardreg): Change flags field to int.
13034 (struct df_base_ref): Likewise.
13035 (struct df): Change changeable_flags field to int.
13036 * df-scan.c (df_defs_record): Change clobber_flags to int.
13037 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13038 constants rather than #define macros.
13039 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13040 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13041 (enum dwarf_calling_convention): Likewise.
13042 (enum dwarf_line_number_x_ops): Likewise.
13043 (enum dwarf_call_frame_info): Likewise.
13044 (enum dwarf_source_language): Likewise.
13045 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13046 (add_calling_convention_attribute): Likewise.
13047 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13048 (combine_comparisons): Change compcode to int. Add cast to enum type.
13049 * genrecog.c (maybe_both_true_2): Change c to int.
13050 (write_switch): Likewise. Add cast to enum type.
13051 * gimplify.c (gimplify_omp_for): Handle return values from
13052 gimplify_expr using MIN rather than bitwise or.
13053 (gimplify_expr): Add cast to enum type.
13054 * ipa-prop.c (update_jump_functions_after_inlining): Change
13055 IPA_BOTTOM to IPA_JF_UNKNOWN.
13056 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13057 Add casts to enum type.
13058 (setup_cover_and_important_classes): Change cl to int. Add casts
13060 (setup_class_translate): Change cl and mode to int.
13061 (ira_init_once): Change mode to int.
13062 (free_register_move_costs): Likewise.
13063 (setup_prohibited_mode_move_regs): Add casts to enum type.
13064 * langhooks.c (add_builtin_function_common): Rework assertion that
13065 value fits bitfield.
13066 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13067 * omega.c (omega_do_elimination): Avoid math on enum types.
13068 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13069 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13070 int local to handle integral_argment value.
13071 * regmove.c (try_auto_increment): Change PUT_MODE to
13073 * reload.c (push_secondary_reload): Add casts to enum type.
13074 (secondary_reload_class, find_valid_class): Likewise.
13075 * reload1.c (emit_input_reload_insns): Likewise.
13076 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13077 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13078 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13080 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13081 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13083 (expand_complex_libcall): Add casts to enum type.
13084 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13085 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13086 with ERROR_MARK, not NUM_TREE_CODES.
13087 (vect_create_epilog_for_reduction): Likewise.
13088 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13089 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13090 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13092 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13093 vect_unused_in_loop. Change 0 to loop_vect.
13094 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13095 * var-tracking.c (get_init_value): Change return type to enum
13097 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13098 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13100 (arm_override_options): Add casts to enum type.
13101 (arm_emit_tls_decoration): Likewise.
13102 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13104 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13105 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13106 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13108 * config/s390/s390.c (code_for_builtin_64): Change to array of
13110 (code_for_builtin_31): Likewise.
13111 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13113 * config/sparc/sparc.c (sparc_override_options): Change value
13114 field in struct code_model to enum cmodel. In initializer change
13115 0 to NULL and add cast to enum type.
13117 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13118 Change all callers. Issue a -Wc++-compat warning using
13119 lhs_origtype if necessary.
13120 (convert_for_assignment): Issue -Wc++-compat warnings about
13121 invalid conversions to enum type on assignment.
13122 * c-common.h (build_modify_expr): Update declaration.
13124 2009-04-24 Nick Clifton <nickc@redhat.com>
13126 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13127 (function_arg_advance): Likewise.
13128 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13131 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13133 * config/s390/constraints.md ('I', 'J'): Fix condition.
13135 2009-04-24 Diego Novillo <dnovillo@google.com>
13137 * gengtype-parse.c (parse_error): Add newline after message.
13139 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13141 * config/i386/sse.md (avxmodesuffixs): Removed.
13142 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13143 (*avx_pinsr<ssevecsize>): This.
13145 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13147 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13148 follow chains of regs with a single definition, and allow expressions
13149 that are function_invariant_p.
13150 (simple_rhs_p): Allow expressions that are function_invariant_p.
13152 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13154 PR middle-end/39867
13155 * fold-const.c (fold_cond_expr_with_comparison): When folding
13156 > and >= to MAX, make sure the MAX uses the same type as the
13157 comparison's operands.
13159 2009-04-24 Nick Clifton <nickc@redhat.com>
13161 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13162 addressing for DImode accesses.
13163 (frv_print_operand_address): Handle PLUS case.
13164 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13166 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13168 PR rtl-optimization/39794
13169 * alias.c (canon_true_dependence): Add x_addr argument.
13170 * rtl.h (canon_true_dependence): Adjust prototype.
13171 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13172 * cselib.c (cselib_invalidate_mem): Likewise.
13173 * gcse.c (compute_transp): Likewise.
13174 * dse.c (scan_reads_nospill): Likewise.
13175 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13176 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13177 canon_base_addr of the group, plus optional offset.
13178 (struct group_info): Rename canon_base_mem to
13180 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13181 canon_rtx of base_mem.
13183 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13185 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13186 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13188 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13190 * config/spu/spu-builtins.h: Delete file.
13192 * config/spu/spu.h (enum spu_builtin_type): Move here from
13194 (struct spu_builtin_description): Likewise. Add GTY marker.
13195 Do not use enum spu_function_code or enum insn_code.
13196 (spu_builtins): Add extern declaration.
13198 * config/spu/spu.c: Do not include "spu-builtins.h".
13199 (enum spu_function_code, enum spu_builtin_type_index,
13200 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13201 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13202 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13203 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13204 (spu_builtin_types): Make static. Add GTY marker.
13205 (spu_builtins): Add extern declaration with GTY marker.
13206 Include "gt-spu.h".
13208 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13209 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13210 Check programmatically whether all parameters are scalar.
13212 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13214 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13216 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13217 assignment from the constructor either if the target is volatile.
13219 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13221 * config/arm/arm.md (insv): Do not share operands[0].
13223 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13225 * config/vxlib-tls.c (active_tls_threads): Delete.
13226 (delete_hook_installed): New.
13227 (tls_delete_hook): Don't delete the delete hook.
13228 (tls_destructor): Delete it here.
13229 (__gthread_set_specific): Adjust installing the delete hook.
13230 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13231 __gthread_leave_tsd_dtor_context.
13233 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13235 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13237 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13239 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13241 (alpha_rtx_costs): Ditto.
13242 (emit_unlikely_jump): Use add_reg_note.
13243 (emit_frame_store_1): Ditto.
13244 (alpha_expand_prologue): Ditto.
13245 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13246 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13248 2009-04-23 Nick Clifton <nickc@redhat.com>
13250 * config/v850/v850.md (epilogue): Remove suppressed code.
13251 (return): Rename to return_simple and remove test of frame size.
13252 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13253 to gen_return_simple.
13255 2009-04-22 Jing Yu <jingyu@google.com>
13258 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13260 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13263 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13264 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13265 value is a VECTOR_CST, the element type is the element type of the
13268 2009-04-22 DJ Delorie <dj@redhat.com>
13270 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13272 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13274 * alias.c (find_base_term): Move around LO_SUM case, so that
13275 CONST falls through into PLUS/MINUS handling.
13278 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13279 into 0, use omit_one_operand.
13281 2009-04-23 Ben Elliston <bje@au.ibm.com>
13283 * config/rs6000/linux-unwind.h (get_regs): Remove type
13284 puns. Change the type of `pc' to an array of unsigned ints and
13285 update all users. Constify frame24.
13287 2009-04-22 DJ Delorie <dj@redhat.com>
13289 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13290 declarations before code.
13291 (current_function_special_page_vector): Likewise.
13292 (m32c_expand_insv): Silence a warning.
13294 2009-04-21 Taras Glek <tglek@mozilla.com>
13296 * alias.c: Update GTY annotations to new syntax.
13297 * basic-block.h: Likewise.
13298 * bitmap.h: Likewise.
13299 * c-common.h: Likewise.
13300 * c-decl.c: Likewise.
13301 * c-parser.c: Likewise.
13302 * c-pragma.c: Likewise.
13303 * c-tree.h: Likewise.
13304 * cfgloop.h: Likewise.
13305 * cgraph.h: Likewise.
13306 * config/alpha/alpha.c: Likewise.
13307 * config/arm/arm.h: Likewise.
13308 * config/avr/avr.h: Likewise.
13309 * config/bfin/bfin.c: Likewise.
13310 * config/cris/cris.c: Likewise.
13311 * config/darwin.c: Likewise.
13312 * config/frv/frv.c: Likewise.
13313 * config/i386/i386.c: Likewise.
13314 * config/i386/i386.h: Likewise.
13315 * config/i386/winnt.c: Likewise.
13316 * config/ia64/ia64.h: Likewise.
13317 * config/iq2000/iq2000.c: Likewise.
13318 * config/mips/mips.c: Likewise.
13319 * config/mmix/mmix.h: Likewise.
13320 * config/pa/pa.c: Likewise.
13321 * config/pa/pa.h: Likewise.
13322 * config/rs6000/rs6000.c: Likewise.
13323 * config/s390/s390.c: Likewise.
13324 * config/sparc/sparc.c: Likewise.
13325 * config/xtensa/xtensa.c: Likewise.
13326 * cselib.h: Likewise.
13327 * dbxout.c: Likewise.
13328 * dwarf2out.c: Likewise.
13329 * except.c: Likewise.
13330 * except.h: Likewise.
13331 * fixed-value.h: Likewise.
13332 * function.c: Likewise.
13333 * function.h: Likewise.
13334 * gimple.h: Likewise.
13335 * integrate.c: Likewise.
13336 * optabs.c: Likewise.
13337 * output.h: Likewise.
13338 * real.h: Likewise.
13340 * stringpool.c: Likewise.
13341 * tree-data-ref.c: Likewise.
13342 * tree-flow.h: Likewise.
13343 * tree-scalar-evolution.c: Likewise.
13344 * tree-ssa-address.c: Likewise.
13345 * tree-ssa-alias.h: Likewise.
13346 * tree-ssa-operands.h: Likewise.
13347 * tree.c: Likewise.
13348 * tree.h: Likewise.
13349 * varasm.c: Likewise.
13350 * varray.h: Likewise.
13352 * coretypes.h: Do not define GTY macro if it is already defined.
13353 * doc/gty.texi: Update GTY documentation to new syntax.
13354 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13355 annotations on structs.
13356 * gengtype-parse.c: Likewise.
13358 2009-04-22 Mark Heffernan <meheff@google.com>
13360 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13362 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13364 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13367 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13369 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13370 the same as a PLUS without a shift. Increase the cost of a
13373 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13375 * Makefile.in: Update dependencies.
13376 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13377 * errors.h: Remove bogus comment about compatibility.
13378 (warning): Update declaration.
13379 * genautomata.c: Update all calls to warning.
13380 * gimple.c: Do not include errors.h. Include toplev.h.
13381 * tree-ssa-structalias.c: Do not include errors.h.
13382 * omega.c: Likewise.
13383 * tree-ssa-reassoc.c: Likewise.
13384 * config/spu/spu-c.c: Likewise.
13385 * config/spu/t-spu-elf: Update dependencies.
13387 2009-04-22 Richard Guenther <rguenther@suse.de>
13389 PR tree-optimization/39824
13390 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13391 make sure the types are compatible.
13393 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13396 * c-common.c (c_parse_error): Take a token_flags parameter.
13397 Use token_type for the token type instead.
13398 Pass token_flags to cpp_type2name.
13399 * c-common.h (c_parse_error): Update declaration.
13400 * c-parser.c (c_parser_error): Pass 0 as token flags.
13402 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13404 PR rtl-optimization/39580
13405 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13407 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13409 * function.c (expand_function_end): Do not emit a jump to the "naked"
13410 return label for fall-through returns.
13411 * except.c (sjlj_emit_function_exit): Always place the call to the
13412 unregister function at the location installed by expand_function_end.
13414 2009-04-22 Richard Guenther <rguenther@suse.de>
13416 PR tree-optimization/39845
13417 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13418 (gen_inbound_check): Likewise.
13420 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13422 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13424 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13425 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13427 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13429 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13430 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13431 shift counts to avoid out-of-bounds array accesses.
13433 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13435 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13436 (Pmode): Move above.
13438 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13440 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13441 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13442 GET_CODE macro. Use IN_RANGE macro where appropriate.
13443 * config/alpha/alpha.h: Ditto.
13444 * config/alpha/alpha.md: Ditto.
13445 * config/alpha/constraints.md: Ditto.
13446 * config/alpha/predicates.md: Ditto.
13448 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13450 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13451 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13452 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13453 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13454 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13455 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13456 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13457 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13458 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13459 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13460 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13461 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13462 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13463 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13464 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13465 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13466 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13467 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13468 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13469 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13470 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13471 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13472 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13473 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13474 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13475 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13476 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13478 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13480 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13481 references from comments.
13482 * cfgbuild.c: (count_basic_blocks): Delete.
13483 (find_basic_blocks_1): Delete.
13484 (find_basic_blocks): Delete.
13485 * except.c (finish_eh_generation): Make static. Move comment from
13486 except.h here. Remove find_basic_blocks references from comments.
13487 * except.h (finish_eh_generation): Delete.
13488 * basic-block.h (find_basic_blocks): Delete.
13489 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13491 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13493 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13494 (sdbout_parms): Likewise.
13496 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13498 * config/sh/sh.c (prepare_cbranch_operands): Use
13499 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13500 (expand_cbranchdi4): Likewise.
13501 (from_compare): Add cast to enum type.
13502 (expand_cbranchsi4): Use add_reg_note.
13503 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13504 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13505 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13506 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13507 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13508 instead of CODE_FOR_nothing.
13509 (cbranchdi4): Likewise. Fix the order of arguments for
13511 (push_fpscr): Use add_reg_note.
13512 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13513 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13515 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13517 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13518 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13519 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13520 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13521 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13522 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13523 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13524 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13525 config/alpha/x-vms, config/arc/t-arc,
13526 config/arm/README-interworking, config/arm/arm-c.c,
13527 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13528 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13529 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13530 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13531 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13532 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13533 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13534 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13535 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13536 config/cris/t-elfmulti, config/crx/t-crx,
13537 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13538 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13539 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13540 config/h8300/t-h8300, config/i386/athlon.md,
13541 config/i386/darwin-libgcc.10.4.ver,
13542 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13543 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13544 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13545 config/i386/t-linux64, config/i386/t-nwld,
13546 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13547 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13548 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13549 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13550 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13551 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13552 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13553 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13554 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13555 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13556 config/m68k/t-uclinux, config/mcore/t-mcore,
13557 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13558 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13559 config/mips/crtn.asm, config/mips/irix-crti.asm,
13560 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13561 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13562 config/mips/mips-fixed.md, config/mips/sb1.md,
13563 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13564 config/mips/t-iris6, config/mips/t-isa3264,
13565 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13566 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13567 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13568 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13569 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13570 config/mn10300/t-linux, config/mn10300/t-mn10300,
13571 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13572 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13573 config/picochip/libgccExtras/clzsi2.asm,
13574 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13575 config/rs6000/darwin-libgcc.10.4.ver,
13576 config/rs6000/darwin-libgcc.10.5.ver,
13577 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13578 config/rs6000/t-aix43, config/rs6000/t-aix52,
13579 config/rs6000/t-darwin, config/rs6000/t-fprules,
13580 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13581 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13582 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13583 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13584 config/rs6000/t-rtems, config/rs6000/t-spe,
13585 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13586 config/score/t-score-elf, config/sh/divcost-analysis,
13587 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13588 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13589 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13590 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13591 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13592 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13593 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13594 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13595 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13596 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13597 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13598 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13599 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13600 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13601 * config/h8300/genmova.sh: Include copyright and license notices
13602 in generated output.
13603 * config/h8300/mova.md: Regenerate.
13604 * doc/install.texi2html: Include word "Copyright" in copyright
13605 notice and use name "Free Software Foundation, Inc.".
13606 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13607 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13608 ChangeLog-2007, ChangeLog-2008: Correct dates.
13610 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13612 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13613 NE_EXPR operations as well.
13614 * c-parser.c (c_parser_condition): Do not set location information on
13616 (c_parser_conditional_expression): Likewise.
13617 (c_parser_binary_expression): Set location information on operators.
13618 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13619 TRUTH_NOT_EXPR has been folded.
13620 * fold-const.c (fold_truth_not_expr): Copy location information from
13621 the incoming expression to the outgoing one.
13622 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13623 recursive calls on the LHS of the operator but pass that of the
13624 operator to recursive calls on the RHS of the operator. Set it
13626 (shortcut_cond_expr): Set the locus of the operator on the second
13627 COND_EXPR and that of the expression on the first in degenerate cases.
13628 Pass the locus of the expression to calls to shortcut_cond_r.
13629 Set the locus of the 'then' block on the associated jump, if any.
13630 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13631 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13632 expression to call to gimplify_boolean_expr.
13634 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13636 * config.gcc: Add additional configuration for
13637 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13638 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13639 (CPP_SPEC): Redefine for allowing -municode option.
13640 (STARTFILE_SPEC): Likewise.
13641 * config/i386/t-mingw-w64: New.
13642 * config/i386/mingw-w64.opt: New.
13643 (municode): Add new target option.
13644 * doc/invoke.texi (municode): Add documentation for new option.
13646 2009-04-21 Ian Lance Taylor <iant@google.com>
13648 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13649 Correct test for number of arguments.
13650 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13652 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13654 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13655 argument of emit_library_call.
13657 2009-04-21 Richard Guenther <rguenther@suse.de>
13659 PR middle-end/39829
13660 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13661 inside VIEW_CONVERT_EXPRs.
13663 2009-04-21 Martin Jambor <mjambor@suse.cz>
13665 * tree-switch-conversion.c (build_constructors): Split a long line.
13666 (constructor_contains_same_values_p): New function.
13667 (build_one_array): Create assigns of constants if possible, do not
13668 call mark_sym_for_renaming, call update_stmt.
13669 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13670 make_rename_temp. Do not call mark_symbols_for_renaming, call
13672 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13673 find_new_referenced_vars, call update_stmt.
13674 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13675 instead of calling make_rename_temp. Do not call
13676 find_new_referenced_vars or mark_symbols_for_renaming, call
13679 2009-04-21 Richard Guenther <rguenther@suse.de>
13681 PR tree-optimization/39827
13682 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13683 (tree_ssa_phiprop): Pass the correct array size.
13685 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13687 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13689 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13692 * c-typeck.c (lvalue_p): Move declaration ...
13693 * c-common.h (lvalue_p): ... to here.
13694 * c-common.c (candidate_equal_p): New.
13695 (add_tlist): Use it.
13696 (merge_tlist): Use it.
13697 (warn_for_collisions_1): Likewise.
13698 (warning_candidate_p): Accept more candidates.
13699 (verify_tree): A warning candidate can be an expression. Use
13702 2009-04-21 Ben Elliston <bje@au.ibm.com>
13705 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13706 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13707 options. Remove -mcall-solaris documentation.
13709 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13712 * doc/invoke.texi (-Wlong-long): Update description.
13713 * c-lex (interpret_integer): Only warn if there was no previous
13714 overflow and -Wlong-long is enabled.
13715 * c-decl.c (declspecs_add_type): Drop redundant flags.
13716 * c.opt (Wlong-long): Init to -1.
13717 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13718 and front-end warn_long_long. Wlong-long only depends on other
13719 flags if it is uninitialized.
13720 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13721 the same for CPP and FE.
13722 (restore_extension_diagnostics): Likewise.
13724 2009-04-20 Ian Lance Taylor <iant@google.com>
13726 Fix enum conversions which are invalid in C++:
13727 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13728 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13729 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13730 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13731 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13732 (dbxout_parms): Likewise.
13733 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13734 (df_clear_flags): Likewise.
13735 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13736 top_flag parameter to int.
13737 (df_chain_create_bb_process_use): Likewise.
13738 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13740 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13741 (df_ref_create_structure, df_def_record_1): Likewise.
13742 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13743 (df_notes_rescan): Change 0 to VOIDmode in function call.
13744 (df_get_call_refs, df_insn_refs_collect): Likewise.
13745 (df_bb_regs_collect): Likewise.
13746 (df_entry_block_defs_collect): Likewise.
13747 (df_exit_block_uses_collect): Likewise.
13748 * df.h: Update declarations.
13749 * double-int.c (double_int_divmod): Add cast to enum type.
13750 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13751 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13752 (based_loc_descr): Likewise.
13753 (loc_descriptor_from_tree_1): Change first_op and second_op to
13754 enum dwarf_location_atom. Add cast to enum type.
13755 * expmed.c (init_expmed): Change 0 to SET in function call.
13756 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13757 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13758 (do_store_flag): Likewise.
13759 * fixed-value.h (struct fixed_value): Change mode to enum
13761 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13762 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13764 (insert_insn_decl, insert_decl, insert_state): Likewise.
13765 (automata_list_finish): Likewise.
13766 * genrecog.c (process_define_predicate): Add cast to enum type.
13767 * gensupport.c (init_predicate_table): Add cast to enum type.
13768 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13770 (gimple_build_call_1, gimple_build_label): Likewise.
13771 (gimple_build_goto, gimple_build_asm_1): Likewise.
13772 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13773 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13774 (enum fallback): Rename from enum fallback_t.
13775 (fallback_t): Typedef as int.
13776 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13777 GSI_SAME_STMT in function call.
13778 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13780 (setup_reg_class_relations): Likewise.
13781 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13782 (setup_prohibited_class_mode_regs): Add cast to enum type.
13783 (setup_prohibited_mode_move_regs): Likewise.
13784 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13785 (record_address_regs): Change i to enum reg_class.
13786 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13787 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13788 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13789 (GET_MODE_2XWIDER_MODE): Likewise.
13790 (GET_CLASS_NARROWEST_MODE): Likewise.
13791 * omp-low.c (expand_omp_for): Add cast to enum type.
13792 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13793 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13794 * postreload.c (reload_cse_simplify_operands): Change rclass local
13796 * predict.c (combine_predictions_for_insn): Change best_predictor
13797 and predictor to enum br_predictor.
13798 (combine_predictions_for_bb): Likewise.
13799 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13800 use SET_PREDICT_EXPR_OUTCOME.
13801 * real.c (real_arithmetic): Change icode to code in function call.
13802 * reginfo.c (init_move_cost): Add casts to enum type.
13803 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13804 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13806 * reload.c (find_valid_class): Add casts to enum type.
13807 (push_reload): Change 0 to NO_REGS in function call.
13808 (find_reloads): Change this_alternative to array of enum
13809 reg_class. Remove some now-unnecessary casts.
13810 (make_memloc): Change 0 to VOIDmode in function call.
13811 * reload1.c (reload): Change 0 to VOIDmode in function call.
13812 (eliminate_regs_1, elimination_effects): Likewise.
13813 (eliminate_regs_in_insn): Likewise.
13814 (emit_input_reload_insns): Add cast to enum type.
13815 (delete_output_reload): Change 0 to VOIDmode in function call.
13816 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13817 to enum type in function call.
13818 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13819 (SET_PREDICT_EXPR_OUTCOME): Define.
13820 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13821 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13822 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13823 (dump_function): Likewise.
13824 * tree-dump.h: Update declarations.
13825 * tree-pass.h: Update declarations.
13826 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13827 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13829 (arm_rtx_costs_1): Correct parenthesization.
13830 (arm_rtx_costs): Add casts to enum type.
13831 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13832 (vfp_emit_fstmd): Use add_rg_note.
13833 (emit_multi_reg_push, emit_sfm): Likewise.
13834 (thumb_set_frame_pointer): Likewise.
13835 (arm_expand_prologue): Likewise.
13836 (arm_regno_class): Change return type to enum reg_class.
13837 (thumb1_expand_prologue): Use add_reg_note.
13838 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13839 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13841 * config/arm/gentune.sh: Add cast to enum type.
13842 * config/arm/arm-tune.md: Rebuild.
13843 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13844 (ix86_split_fp_branch, predict_jump): Likewise.
13845 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13846 insn_code to enum rtx_code.
13847 (ix86_builtin_vectorized_function): Add cast to enum type.
13848 * config/i386/i386.md (truncdfsf2): Change slot to enum
13850 (truncxf<mode>2, isinf<mode>2): Likewise.
13851 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13853 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13854 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13855 (insert_bundle_state): Change 1 to INSERT in function call.
13856 (ia64_add_bundle_selector_before): Likewise.
13857 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13858 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13859 (restore_stack_nonlocal): Likewise.
13860 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13862 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13864 (mips_rtx_costs): Likewise.
13865 (mips_override_options): Add casts to enum type.
13866 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13868 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13869 (store_reg, set_reg_plus_d): Likewise.
13870 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13871 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13873 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13875 (emit_unlikely_jump): Use add_reg_note.
13876 (rs6000_emit_allocate_stack): Likewise.
13877 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13878 (output_toc): Change 1 to INSERT in function call.
13879 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13880 (rs6000_initialize_trampoline): Likewise.
13881 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13883 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13884 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13885 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13886 (save_gprs): Use add_reg_note.
13887 (s390_emit_prologue): Likewise.
13888 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13889 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13890 (sparc_fold_builtin): Add cast to enum type.
13891 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13893 (spu_expand_prologue): Use add_reg_note.
13894 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13896 2009-04-20 Ian Lance Taylor <iant@google.com>
13898 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13899 (c_parser_postfix_expression_after_primary): Get VEC for list of
13900 arguments. Get original types of arguments. Call
13901 build_function_call_vec.
13902 (cached_expr_list_1, cached_expr_list_2): New static variables.
13903 (c_parser_expr_list): Change return type to VEC *. Add
13904 p_orig_types parameter. Change all callers.
13905 (c_parser_release_expr): New static function.
13906 (c_parser_vec_to_tree_list): New static function.
13907 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13908 call build_function_call_vec.
13909 (build_function_call_vec): New function, based on old
13910 build_function_call.
13911 (convert_arguments): Remove nargs and argarray parameters. Change
13912 values to a VEC. Add origtypes parameter.
13913 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13914 (convert_for_assignment): Add origtype parameter. Change all
13915 callers. If warn_cxx_compat, check for conversion to an enum
13916 type when calling a function.
13917 (store_init_value): Add origtype parameter. Change all callers.
13918 (digest_init): Likewise.
13919 (struct init_node): Add origtype field.
13920 (add_pending_init): Add origtype parameter. Change all callers.
13921 (output_init_element): Likewise.
13922 (output_pending_init_elements): Pass origtype from init_node to
13923 output_init_element.
13924 (process_init_element): Pass origtype from c_expr to
13925 output_init_element.
13926 (c_finish_return): Add origtype parameter. Change all callers.
13927 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13929 (sync_resolve_params): Likewise.
13930 (sync_resolve_return): Change params to first_param. Change caller.
13931 (resolve_overloaded_builtins): Change params to VEC *. Change
13932 callers. Save first parameter around call to build_function_call_vec.
13933 * c-decl.c (finish_decl): Add origtype parameter. Change all
13934 callers. Call build_function_call_vec rather than
13935 build_function_call for cleanup.
13936 * c-tree.h: Update declarations.
13937 * c-common.h: Update declarations.
13938 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13939 params to first_param.
13940 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13941 params parameter from tree to void *.
13942 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13943 Change arglist parameter to have type void *, and to be a pointer
13945 * config/rs6000/rs6000-protos.h
13946 (altivec_resolve_overloaded_builtin): Update declaration.
13947 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13948 fnargs parameter to have type void *, and to be a pointer to a
13949 VEC. Call build_function_call_vec instead of
13950 build_function_call.
13951 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13953 2009-04-20 Joey Ye <joey.ye@intel.com>
13954 Xuepeng Guo <xuepeng.guo@intel.com>
13955 H.J. Lu <hongjiu.lu@intel.com>
13957 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13959 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13960 (IX86_LEA_PRIORITY): Likewise.
13961 (distance_non_agu_define): New function.
13962 (distance_agu_use): Likewise.
13963 (ix86_lea_for_add_ok): Likewise.
13964 (ix86_dep_by_shift_count): Likewise.
13966 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13967 should split for LEA.
13969 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13971 (ix86_dep_by_shift_count): Likewise.
13973 2009-04-20 Richard Guenther <rguenther@suse.de>
13975 * expr.c (handled_component_p): Move ...
13976 * tree.h (handled_component_p): ... here.
13977 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13978 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13979 and REALPART_EXPR to be in one group.
13981 2009-04-20 Richard Guenther <rguenther@suse.de>
13983 * basic-block.h (get_all_dominated_blocks): Declare.
13984 * dominance.c (get_all_dominated_blocks): New function.
13985 * tree-cfg.c (get_all_dominated_blocks): Remove.
13986 (remove_edge_and_dominated_blocks): Adjust.
13987 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13988 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13989 instead of recursing.
13991 2009-04-20 Doug Kwan <dougkwan@google.com>
13993 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13994 (struct cgraph_node_set_def): New type.
13995 (cgraph_node_set) New type. Also declare vector functions.
13996 (struct cgraph_node_set_element_def): New type.
13997 (cgraph_node_set_element): Ditto.
13998 (cgraph_node_set_iterator): New iterator type.
13999 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14000 cgraph_node_set_remove, dump_cgraph_node_set,
14001 debug_cgraph_node_set): New prototypes.
14002 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14003 cgraph_node_set_size): New inlines.
14004 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14005 including cgraph.h.
14006 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14007 argument to function 'write_summary'.
14008 * ipa.c: Include ggc.h.
14009 (hash_cgraph_node_set_element,
14010 eq_cgraph_node_set_element, cgraph_node_set_new,
14011 cgraph_node_set_add, cgraph_node_set_remove,
14012 cgraph_node_set_find, dump_cgraph_node_set,
14013 debug_cgraph_node_set): New functions.
14014 * Makefile.in (ipa.o): Add dependency on GGC_H.
14016 2009-04-20 Ira Rosen <irar@il.ibm.com>
14018 PR tree-optimization/39675
14019 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14020 check of the return code of vect_schedule_slp. Check that
14021 stmt_vec_info still exists for the statement, before checking its
14022 vectorization type.
14024 2009-04-20 Michael Matz <matz@suse.de>
14026 * Makefile.in (generated_files): Take out $(simple_generated_c).
14028 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14030 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14031 (UINTPTR_TYPE): Likewise.
14033 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14036 * c-typeck.c (digest_init): Check for initializing an array with a
14039 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14042 * c-semantics.c (pop_stmt_list): Propagate
14043 STATEMENT_LIST_HAS_LABEL to parent statement list.
14045 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14047 * config/mips/mips.h (mips_tune_attr): New macro.
14048 * config/mips/mips.md (cpu): Use it.
14050 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14053 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14056 2009-04-19 Diego Novillo <dnovillo@google.com>
14058 * toplev.c (compile_file): Move call to coverage_finish ...
14059 * cgraphunit.c (ipa_passes): ... here.
14060 Call cgraph_process_new_functions.
14061 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14062 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14064 2009-04-19 Jan Hubicka <jh@suse.cz>
14066 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14068 (dump_cgraph_node): Dump can throw external flag.
14069 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14071 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14075 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14076 * common.opt (Wlogical-op): Move from here...
14077 * c.opt (Wlogical-op): ... to here.
14078 * c-typeck.c (parser_build_binary_op): Update call to
14079 warn_logical_operator.
14080 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14082 * c-common.c (warn_logical_op): Update.
14083 * c-common.h (warn_logical_op): Update declaration.
14085 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14087 * tree.c (protected_set_expr_location): Fix formatting.
14089 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14092 * c-typeck.c (readonly_warning): new.
14093 (build_unary_op, build_modify_expr): Use readonly_warning for
14094 storing into something readonly but not const-qualified.
14096 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14099 * c-typeck.c (build_unary_op): Check for taking address of
14100 expression of type void.
14102 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14105 * c-typeck.c (build_function_call): Check for calling a function
14106 with qualified void return types. Call require_complete_type when
14109 2009-04-18 Jan Hubicka <jh@suse.cz>
14111 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14113 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14114 can_throw_external flag.
14115 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14116 * ipa-pure-const.c (ignore_edge): New function.
14117 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14118 only over can_throw_external edges.
14119 (local_pure_const): Add nothrow flag.
14120 * ipa-utils.c (searchc): Add ignore_edge callback.
14121 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14122 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14123 (set_nothrow_function_flags): Update cgraph.
14124 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14126 2009-04-18 Richard Guenther <rguenther@suse.de>
14128 PR middle-end/39804
14129 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14130 (fold_stmt): ... this and ...
14131 (fold_stmt_inplace): ... this.
14132 (fold_stmt_1): Fold references in calls and asms.
14133 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14135 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14137 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14138 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14140 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14142 * tree.c (function_args_count): Remove.
14143 * tree.h: Remove the prototype for function_args_count.
14145 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14147 * tree-iterator.c (expr_only): Remove.
14148 * tree.h: Remove the prototype for expr_only.
14150 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14152 * reginfo.c (cannot_change_mode_set_regs): Remove.
14153 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14155 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14157 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14158 whether operands 0 and 1 overlaps.
14160 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14162 PR middle-end/36902
14163 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14164 pointer. Use warning_at instead of warning.
14165 (search_for_addr_array): Likewise.
14166 (check_array_bounds): Likewise.
14167 (check_all_array_refs): Check that the incoming edge is not in the
14168 list of edges to be removed.
14169 (check_all_array_refs): Avoid the temporal pointer.
14170 (vrp_visit_cond_stmt): Fix typo.
14171 (simplify_switch_using_ranges): Handle the case where the switch
14172 index is an integer constant.
14174 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14176 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14178 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14180 * doc/extend.texi, doc/invoke.texi: Fix typos.
14182 2009-04-17 Cary Coutant <ccoutant@google.com>
14184 * tree-flow-inline.h (get_lineno): Fix inverted test.
14186 2009-04-17 Diego Novillo <dnovillo@google.com>
14188 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14189 assertion for AVAIL_OUT.
14191 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14194 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14195 * config/sh/linux-atomic.asm: Likewise.
14197 2009-04-17 Diego Novillo <dnovillo@google.com>
14199 * except.c (debug_eh_tree): New.
14200 (struct eh_region, struct eh_status): Move ...
14201 * except.h: ... here.
14202 (add_type_for_runtime): Declare extern.
14203 (lookup_type_for_runtime): Likewise.
14204 (debug_eh_tree): Declare.
14205 * Makefile.in (GTFILES): List except.h before except.c
14207 2009-04-17 Diego Novillo <dnovillo@google.com>
14209 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14210 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14211 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14212 (find_vars_r): ... here.
14213 * tree-flow.h (find_referenced_vars_in): Declare.
14214 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14215 that AVAIL_OUT exists for BLOCK.
14216 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14217 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14218 (tree-parloops.o): Likewise.
14220 2009-04-17 Simon Baldwin <simonb@google.com>
14222 * toplev.c (default_tree_printer): Add handling for %E format.
14224 2009-04-17 Diego Novillo <dnovillo@google.com>
14226 * tree-pretty-print.c (dump_generic_node): Add break after
14227 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14228 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14229 FUNCTION_TYPE together. Call print_struct_decl when printing
14230 structures and TDF_SLIM is not given.
14231 (print_struct_decl): Fix logic for detecting recursion.
14233 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14236 * gcc.c (create_at_file): New.
14237 (compile_input_file_p): New.
14238 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14239 * main.c (main): Update call to toplev_main.
14240 * toplev.c (toplev_main): Change signature. Call expandargv.
14241 * toplev.h (toplev_main): Change signature.
14243 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14245 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14246 if the latter is not constant.
14248 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14250 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14252 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14254 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14255 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14257 2009-04-17 Richard Guenther <rguenther@suse.de>
14259 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14260 Handle component references view-converting an invariant address.
14262 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14264 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14265 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14266 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14267 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14268 Use @deftypevr rather than @deftypevar.
14270 2009-04-17 Richard Guenther <rguenther@suse.de>
14272 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14273 (get_prop_source_stmt): Likewise.
14274 (can_propagate_from): Likewise.
14276 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14278 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14279 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14280 (--with-multilib-list): Add default value.
14281 * configure: Regenerate.
14282 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14283 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14284 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14285 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14286 Don't add default cpu to multilib list unnecessarily, but do enable
14287 the relevant compiler option..
14288 Add support for --with-multilib-list=<blank> and
14289 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14290 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14291 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14292 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14293 TM_MULTILIB_CONFIG.
14294 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14295 (MULTILIB_OSDIRNAMES): New variable.
14296 * config/sh/t-1e: Delete file.
14297 * config/sh/t-mlib-sh1: Delete file.
14298 * config/sh/t-mlib-sh2: Delete file.
14299 * config/sh/t-mlib-sh2a: Delete file.
14300 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14301 * config/sh/t-mlib-sh2a-single: Delete file.
14302 * config/sh/t-mlib-sh2a-single-only: Delete file.
14303 * config/sh/t-mlib-sh2e: Delete file.
14304 * config/sh/t-mlib-sh3e: Delete file.
14305 * config/sh/t-mlib-sh4: Delete file.
14306 * config/sh/t-mlib-sh4-nofpu: Delete file.
14307 * config/sh/t-mlib-sh4-single: Delete file.
14308 * config/sh/t-mlib-sh4-single-only: Delete file.
14309 * config/sh/t-mlib-sh4a: Delete file.
14310 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14311 * config/sh/t-mlib-sh4a-single: Delete file.
14312 * config/sh/t-mlib-sh4a-single-only: Delete file.
14313 * config/sh/t-mlib-sh4al: Delete file.
14314 * config/sh/t-mlib-sh5-32media: Delete file.
14315 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14316 * config/sh/t-mlib-sh5-64media: Delete file.
14317 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14318 * config/sh/t-mlib-sh5-compact: Delete file.
14319 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14320 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14321 * doc/install.texi (Options specification): Add
14322 --with-multilib-list and --with-endian.
14324 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14326 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14328 (OBJS-common): Add plugin-version.o.
14329 (plugin-version.o): New.
14330 * gcc-plugin.h (plugin_gcc_version): New.
14331 (plugin_default_version_check): New.
14332 (plugin_init_func, plugin_init): Add version argument.
14333 * plugin-version.c: New.
14334 * plugin.c (str_plugin_gcc_version_name): New.
14335 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14336 pass it to the init function.
14337 (plugin_default_version_check): New.
14339 2009-04-17 Richard Guenther <rguenther@suse.de>
14341 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14342 for decl-vs-decl disambiguation.
14344 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14346 * config/s390/s390.h (s390_tune_attr): New macro definition.
14347 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14349 2009-04-17 Richard Guenther <rguenther@suse.de>
14351 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14352 (fold_stmt_r): Likewise.
14353 (maybe_fold_reference): New function.
14354 (fold_gimple_assign): Handle cases fold_stmt_r did.
14355 (fold_stmt): Do not use fold_stmt_r.
14356 (fold_stmt_inplace): Likewise.
14358 2009-04-17 Richard Guenther <rguenther@suse.de>
14360 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14361 (record_equivalences_from_stmt): Remove useless checks and
14363 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14364 the type is already suitable.
14366 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14368 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14370 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14372 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14373 (CMPtype): Define as __gcc_CMPtype.
14375 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14377 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14378 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14380 2009-04-17 Richard Guenther <rguenther@suse.de>
14382 PR tree-optimization/39746
14383 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14384 special-casing for builtins and static variable use/def.
14385 (call_may_clobber_ref_p_1): Likewise.
14387 2009-04-16 Ian Lance Taylor <iant@google.com>
14389 * df.h: Include "timevar.h".
14390 (struct df_problem): Change tv_id field to timevar_id_t.
14391 * tree-pass.h: Include "timevar.h".
14392 (struct opt_pass): Change tv_id field to timevar_id_t.
14393 * timevar.h (timevar_id_t): Define TV_NONE.
14394 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14395 TV_NONE rather than tv_id != 0.
14396 (execute_one_pass): Likewise.
14397 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14398 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14399 dependencies to $(TREE_PASS_H).
14400 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14402 (pass_branch_target_load_optimize2): Likewise.
14403 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14404 (pass_outof_cfg_layout_mode): Likewise.
14405 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14406 (pass_rebuild_cgraph_edges): Likewise.
14407 (pass_remove_cgraph_callee_edges): Likewise.
14408 * df-core.c (pass_df_initialize_opt): Likewise.
14409 (pass_df_initialize_no_opt): Likewise.
14410 (pass_df_finish): Likewise.
14411 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14412 * except.c (pass_set_nothrow_function_flags): Likewise.
14413 (pass_convert_to_eh_region_ranges): Likewise.
14414 * final.c (pass_compute_alignments): Likewise.
14415 * function.c (pass_instantiate_virtual_regs): Likewise.
14416 (pass_init_function): Likewise.
14417 (pass_leaf_regs): Likewise.
14418 (pass_match_asm_constraints): Likewise.
14419 * gimple-low.c (pass_lower_cf): Likewise.
14420 (pass_mark_used_blocks): Likewise.
14421 * init-regs.c (pass_initialize_regs): Likewise.
14422 * integrate.c (pass_initial_value_sets): Likewise.
14423 * ira.c (pass_ira): Likewise.
14424 * jump.c (pass_cleanup_barriers): Likewise.
14425 * omp-low.c (pass_expand_omp): Likewise.
14426 (pass_lower_omp): Likewise.
14427 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14428 * recog.c (pass_split_all_insns): Likewise.
14429 (pass_split_after_reload): Likewise.
14430 (pass_split_before_regstack): Likewise.
14431 (pass_split_before_sched2): Likewise.
14432 (pass_split_for_shorten_branches): Likewise.
14433 * reginfo.c (pass_reginfo_init): Likewise.
14434 (pass_subregs_of_mode_init): Likewise.
14435 (pass_subregs_of_mode_finish): Likewise.
14436 * passes.c (pass_postreload): Likewise.
14437 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14438 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14439 (pass_warn_function_return): Likewise.
14440 (pass_warn_function_noreturn): Likewise.
14441 * tree-complex.c (pass_lower_complex): Likewise.
14442 (pass_lower_complex_O0): Likewise.
14443 * tree-if-conv.c (pass_if_conversion): Likewise.
14444 * tree-into-ssa.c (pass_build_ssa): Likewise.
14445 * tree-mudflap.c (pass_mudflap_1): Likewise.
14446 (pass_mudflap_2): Likewise.
14447 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14448 (pass_mudflap_2): Likewise.
14449 * tree-nrv.c (pass_return_slot): Likewise.
14450 * tree-object-size.c (pass_object_sizes): Likewise.
14451 * tree-optimize.c (pass_all_optimizations): Likewise.
14452 (pass_early_local_passes): Likewise.
14453 (pass_all_early_optimizations): Likewise.
14454 (pass_cleanup_cfg): Likewise.
14455 (pass_cleanup_cfg_post_optimizing): Likewise.
14456 (pass_free_datastructures): Likewise.
14457 (pass_free_cfg_annotations): Likewise.
14458 (pass_fixup_cfg): Likewise.
14459 (pass_init_datastructures): Likewise.
14460 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14461 (pass_late_warn_uninitialized): Likewise.
14462 (pass_update_address_taken): Likewise.
14463 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14464 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14465 (pass_cse_sincos): Likewise.
14466 (pass_convert_to_rsqrt): Likewise.
14467 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14468 * tree-stdarg.c (pass_stdarg): Likewise.
14469 * tree-tailcall.c (pass_tail_recursion): Likewise.
14470 (pass_tail_calls): Likewise.
14471 * tree-vect-generic.c (pass_lower_vector): Likewise.
14472 (pass_lower_vector_ssa): Likewise.
14473 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14475 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14477 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14479 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14481 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14482 logical and signext.
14484 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14487 * config/sh/predicates.md (arith_operand): Check if the operand
14488 of TRUNCATE is a REG.
14490 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14492 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14493 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14495 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14497 * tree-iterator.c (tsi_split_statement_list_after,
14498 tsi_split_statement_list_before): Remove.
14499 * tree-iterator.h: Remove the prototypes for
14500 tsi_split_statement_list_after and tsi_split_statement_list_before.
14502 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14504 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14505 * tree-ssa-propagate.h: Remove the prototype for
14506 stmt_makes_single_load.
14508 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14510 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14511 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14513 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14515 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14517 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14519 * except.c (eh_region_outer_p): Remove.
14520 * except.h: Remove the prototype for eh_region_outer_p.
14522 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14524 * function.c (current_function_assembler_name): Remove.
14525 * function.h: Remove the prototype for
14526 current_function_assembler_name.
14528 2009-04-16 Ian Lance Taylor <iant@google.com>
14530 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14531 (add_reg_note): Call alloc_reg_note.
14532 * rtl.h (alloc_reg_note): Declare.
14533 * combine.c (try_combine): Use alloc_reg_note.
14534 (recog_for_combine, move_deaths): Likewise.
14535 (distribute_notes): Use alloc_reg_note and add_reg_note.
14536 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14537 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14538 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14540 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14542 PR rtl-optimization/39762
14543 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14544 ira_may_move_out_cost): Add comments about way of their usage.
14545 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14547 * ira-conflicts.c (process_regs_for_copy): Use function
14548 ira_get_register_move_cost instead of global
14549 ira_register_move_cost.
14551 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14552 color_pass, move_spill_restore, update_curr_costs): Ditto.
14554 * ira-lives.c (process_single_reg_class_operands): Ditto.
14556 * ira-emit.c (emit_move_list): Ditto.
14558 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14559 (record_reg_classes): Ditto. Use functions
14560 ira_get_register_move_cost and ira_get_may_move_cost instead of
14561 global vars ira_register_move_cost, ira_may_move_out_cost and
14562 ira_may_move_in_cost.
14563 (record_address_regs): Don't call ira_init_register_move_cost.
14564 Use function ira_get_may_move_cost instead of global
14565 ira_may_move_in_cost.
14566 (process_bb_node_for_hard_reg_moves): Use function
14567 ira_get_register_move_cost instead of global ira_register_move_cost.
14568 (ira_costs): Don't call ira_init_register_move_cost.
14570 2009-04-16 Richard Guenther <rguenther@suse.de>
14572 * tree-cfg.c (verify_gimple_assign_binary):
14573 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14574 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14575 (create_general_new_stmt): Note that this function is broken.
14577 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14579 * common.opt (fhelp): Add Var(help_flag).
14580 * gcc-plugin.h (plugin_info): Add help.
14581 * plugin.c (plugin_name_args): Add help.
14582 (register_plugin_info): Set plugin->help.
14583 (print_help_one_plugin): New.
14584 (print_plugins_help): New.
14585 * plugin.h (print_plugins_help): New.
14586 * toplev.c (toplev_main): Call print_plugins_help if needed.
14588 2009-04-16 Richard Guenther <rguenther@suse.de>
14590 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14591 (gimple_ior_addresses_taken_1): New function.
14592 (gimple_ior_addresses_taken): Likewise.
14593 * gimple.h (struct gimple_statement_with_ops_base): Remove
14594 addresses_taken member.
14595 (gimple_ior_addresses_taken): Declare.
14596 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14597 gimple_set_addresses_taken): Remove.
14598 * ipa-reference.c (mark_address): New function.
14599 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14600 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14601 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14602 (gimple_add_to_addresses_taken): Remove.
14603 (get_tmr_operands): Call mark_address_taken.
14604 (get_asm_expr_operands): Likewise.
14605 (get_expr_operands): Likewise.
14606 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14607 (free_stmt_operands): Do not free it.
14608 * tree-ssa.c (delete_tree_ssa): Likewise.
14609 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14611 2009-04-16 Richard Guenther <rguenther@suse.de>
14613 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14614 (walk_stmt_load_store_ops): Likewise.
14615 * gimple.c (get_base_loadstore): New function.
14616 (walk_stmt_load_store_addr_ops): Likewise.
14617 (walk_stmt_load_store_ops): Likewise.
14618 * ipa-pure-const.c (check_op): Simplify.
14619 (check_load, check_store): New functions.
14620 (check_stmt): Use walk_stmt_load_store_ops.
14621 * ipa-reference.c (mark_load): Adjust signature.
14622 (mark_store): Likewise.
14623 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14625 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14627 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14628 (plugin_info): New.
14629 * opts.c (common_handle_option): Don't call print_version.
14630 * plugin.c (plugin_name_args): Add version.
14631 (register_plugin_info): New.
14632 (register_callback): Handle PLUGIN_INFO.
14633 (try_init_one_plugin): New.
14634 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14636 (finalize_one_plugin): New.
14637 (finalize_plugins): New.
14638 (print_one_plugin): New.
14639 (print_plugins_versions): New.
14640 * plugin.h (print_plugins_versions): New.
14641 (finalize_plugins): New.
14642 * toplev.c (compile_file): Don't call initialize_plugins.
14643 (print_version): Call print_plugins_versions.
14644 (toplev_main): Call initialize_plugins. Print version if needed.
14645 Call finalize_plugins.
14647 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14649 * common.opt (fversion): New.
14650 * gcc.c (print_version): New.
14651 (process_command): Don't print the version. Just set print_version.
14652 (main): Print version. Call subprocesses if print_version and
14653 verbose_flag are set.
14654 * opts.c (common_handle_option): Handle OPT_fversion.
14656 2009-04-16 Richard Guenther <rguenther@suse.de>
14657 Ira Rosen <irar@il.ibm.com>
14659 PR tree-optimization/39698
14660 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14661 type of the reduction variable. Only generate the def if
14664 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14665 make sure to first convert to an integer of the same precision.
14666 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14667 the type of the evolution correctly in computing the new
14668 induction variable base.
14670 2009-04-16 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/39625
14673 * tree-cfg.c (make_blocks): Split statements with to-be
14674 abnormal SSA names on the lhs.
14676 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14678 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14679 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14680 * c-typeck.c (really_start_incremental_init): Likewise.
14681 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14682 (TARGET_INITIALIZER): Remove it.
14683 * target.h (struct target): Remove vector_opaque_p.
14684 * tree.c (build_opaque_vector_type): New.
14685 * tree.h (TYPE_VECTOR_OPAQUE): New.
14686 (build_opaque_vector_type): Declare.
14687 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14688 * config/rs6000/rs6000.c (build_opaque_vector_type,
14689 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14690 (rs6000_init_builtins): Use build_opaque_vector_type for
14691 opaque_V4SI_type_node.
14693 2009-04-15 Catherine Moore <clm@codesourcery.com>
14695 * debug.h (set_name): Declare.
14696 * dwarf2out.c (dwarf2out_set_name): Declare.
14697 (dwarf2_debug_hooks): Add set_name.
14698 (find_AT_string): New.
14699 (add_AT_string): Call find_AT_string.
14700 (dwarf2out_set_name): New.
14701 * cp/decl.c (grokdeclarator): Call set_name.
14702 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14703 * debug.c (do_nothing_debug_hooks): Likewise.
14704 * dbxout.c (dbx_debug_hooks): Likewise.
14705 * sdbout.c (sdb_debug_hooks): Likewise.
14707 2009-04-15 Michael Eager <eager@eagercon.com>
14709 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14710 reg for single-precision FPU.
14711 * config/rs6000/rs6000.md (movsi_internal1): Only for
14712 !TARGET_SINGLE_FPU.
14713 (movsi_internal1_single): New. Add pattern to move SI values to/from
14714 single-precision FP regs.
14716 2009-04-15 Richard Guenther <rguenther@suse.de>
14718 * omp-low.c (lower_rec_input_clauses): Build correct address
14720 (expand_omp_for_generic): Fix multiplication type.
14721 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14722 (generate_memset_zero): Fix types.
14723 * tree-profile.c (prepare_instrumented_value): Correctly
14726 2009-04-15 Ian Lance Taylor <iant@google.com>
14728 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14729 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14730 for -Wall and for -Wc++-compat.
14731 (c_common_post_options): For C++, set warn_enum_compare if not
14733 * c-tree.h (struct c_expr): Add field original_type.
14734 (build_external_ref): Update declaration.
14735 * c-parser.c (c_parser_braced_init): Set original_type.
14736 (c_parser_initelt): Likewise.
14737 (c_parser_expr_no_commas): Likewise.
14738 (c_parser_conditional_expression): Likewise.
14739 (c_parser_cast_expression): Likewise.
14740 (c_parser_unary_expression): Likewise. Pull setting of
14741 original_code to top of function.
14742 (c_parser_sizeof_expression): Set original_type.
14743 (c_parser_alignof_expression): Likewise.
14744 (c_parser_postfix_expression): Likewise. Pull setting of
14745 original_code to top of function.
14746 (c_parser_postfix_expression_after_paren_type): Set original_type.
14747 (c_parser_postfix_expression_after_primary): Likewise.
14748 (c_parser_expression): Likewise.
14749 * c-typeck.c (build_external_ref): Add type parameter. Change all
14751 (c_expr_sizeof_expr): Set original_type field.
14752 (parser_build_unary_op): Likewise.
14753 (parser_build_binary_op): Likewise. Optionally warn about
14754 comparisons of enums of different types.
14755 (digest_init): Set original_type field.
14756 (really_start_incremental_init): Likewise.
14757 (push_init_level, pop_init_level): Likewise.
14758 * doc/invoke.texi (Warning Options): -Wenum-compare now
14761 2009-04-15 Richard Guenther <rguenther@suse.de>
14763 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14764 out a necessary conversion.
14765 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14766 names we didn't value number.
14767 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14769 2009-04-15 Richard Guenther <rguenther@suse.de>
14771 PR tree-optimization/39764
14772 * tree-ssa-ccp.c (get_value): Canonicalize value with
14773 canonicalize_float_value.
14775 2009-04-15 Jan Hubicka <jh@suse.cz>
14777 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14778 Wrong version of patch.
14780 2009-04-15 Jan Hubicka <jh@suse.cz>
14782 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14784 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14786 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14787 our distinct integral and vector types.
14789 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14791 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14792 * init.c (build_vtbl_address): Remove call to assemble_external.
14794 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14796 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14797 output for other floating point modes.
14799 2009-04-14 Diego Novillo <dnovillo@google.com>
14801 * diagnostic.c (diagnostic_report_diagnostic): Do not
14802 warn about loaded plugins for DK_ERROR and DK_WARNING.
14803 * c-decl.c (declspecs_add_type): Move call to
14804 invoke_plugin_callbacks ...
14805 * c-parser.c (c_parser_declspecs): ... here.
14806 * plugin.c (dump_active_plugins): Tidy output.
14808 2009-04-14 Diego Novillo <dnovillo@google.com>
14809 Le-Chun Wu <lcwu@google.com>
14811 * configure.ac: Add --enable-plugin support.
14812 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14813 * Makefile.in (PLUGIN_H): Define.
14814 Export ENABLE_PLUGIN and GMPINC to site.exp.
14815 Add PLUGINLIBS to link command.
14816 Add/modify dependencies for plugin.o and files including plugin.h.
14818 * config.in: Regenerate.
14820 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14823 2009-04-14 Le-Chun Wu <lcwu@google.com>
14825 * tree-pass.h (register_one_dump_file): Add a prototype for
14826 register_one_dump_file.
14827 * toplev.c (compile_file): Call initialize_plugins.
14828 (do_compile): Call invoke_plugin_callbacks.
14829 (toplev_main): Call invoke_plugin_callbacks.
14830 * common.opt: Add -fplugin= and -fplugin-arg-.
14831 * gcc-plugin.h: New public header file for plugins to include.
14832 * plugin.c: New source file.
14833 * plugin.h: New internal header file.
14834 * passes.c (register_one_dump_file): Make it external.
14836 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14838 2009-04-14 Diego Novillo <dnovillo@google.com>
14840 * doc/plugins.texi: New.
14841 * doc/gccint.texi: Add reference to Plugins chapter.
14842 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14843 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14844 loaded plugins, if any.
14845 * timevar.def (TV_PLUGIN_INIT): Define.
14846 (TV_PLUGIN_RUN): Define.
14847 * plugin.c: Include timevar.h
14848 (plugins_active_p): New.
14849 (dump_active_plugins): New.
14850 (debug_active_plugins): New.
14852 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14854 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14856 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14858 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14860 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14861 the same as a minus without a shift.
14863 2009-04-14 Nick Clifton <nickc@redhat.com>
14865 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14866 comparisons with small integers will always produce a short
14869 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14872 2008-12-19 Diego Novillo <dnovillo@google.com>
14874 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14876 2009-04-14 Richard Guenther <rguenther@suse.de>
14878 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14880 (verify_gimple_assign_binary): Likewise. Handle shifts and
14882 (verify_gimple_phi): Print the mismatched argument position.
14883 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14885 (vect_update_init_of_dr): Likewise.
14886 * matrix-reorg.c (transform_access_sites): Do what the
14888 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14890 2009-04-13 Michael Eager <eager@eagercon.com>
14892 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14893 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14894 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14895 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14896 remove duplicate config
14898 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14900 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14901 file_name:line_number type locator of the call site.
14903 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14905 * genautomata.c: Put blank after comma.
14906 (automaton_decls): New.
14907 (struct unit_usage): Add comments to member next.
14908 (store_alt_unit_usage): Keep the list ordered.
14909 (unit_present_on_list_p, equal_alternatives_p): New.
14910 (check_regexp_units_distribution): Check units distribution
14911 correctness correctly.
14912 (main): Don't write automata if error is found. Return correct
14915 * config/m68k/cf.md (cfv4_ds): Remove.
14916 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14917 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14919 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14920 power4-load-ext, power4-store, power4-store-update,
14921 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14922 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14923 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14924 power4-sqrt, power4-isync): Modify reservation to make correct
14925 unit distribution to automata.
14927 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14928 power5-store-update, power5-two, power5-three, power5-lmul,
14929 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14931 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14933 * except.c (pass_set_nothrow_function_flags): Set name and add
14935 (set_nothrow_function_flags): Mention in the dump file when
14936 changing a function to nothrow.
14938 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14941 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14942 instead of unsigned long.
14944 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14946 * config/arm/arm.c (return_used_this_function): Remove.
14947 (arm_output_function_prologue): Remove use of
14948 return_used_this_function.
14949 (output_return_instruction): Replace use of
14950 return_used_this_function
14951 by cfun->machine->return_used_this_function.
14952 (arm_output_epilogue): Likewise.
14953 (arm_output_function_epilogue): Likewise.
14954 (thumb_unexpanded_epilogue): Likewise.
14955 * config/arm/arm.h (struct machine_function):
14956 New member return_used_this_function.
14958 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14960 * doc/install.texi: Correct description of default directory for
14961 --with-gxx-include-dir.
14963 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14965 * fold-const.c (build_range_check): Properly deal with enumeral and
14966 boolean base types.
14968 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14970 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14971 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14972 * params.h (MAX_GCSE_PASSES): Remove.
14973 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14974 in sequence. Remove ability to run multiple passes.
14975 (bypass_jumps): Report run as third CPROP pass.
14977 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14979 PR middle-end/39651
14980 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14981 when deciding whether the whole SEQUENCE can throw.
14983 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14986 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14987 offseted label references.
14989 2009-04-11 Jan Hubicka <jh@suse.cz>
14991 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14993 2009-04-11 Richard Guenther <rguenther@suse.de>
14995 PR middle-end/39732
14996 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14997 return variables as TREE_ADDRESSABLE.
14999 2009-04-11 Richard Guenther <rguenther@suse.de>
15001 PR tree-optimization/39713
15002 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15003 reference trees have SSA_NAME operands.
15005 2009-04-11 Richard Guenther <rguenther@suse.de>
15008 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15009 address expressions.
15011 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15013 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15014 match changes in Cygwin 1.7
15015 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15016 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15018 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15020 PR tree-optimization/39701
15021 * doc/invoke.texi (Optimization Options): Document change in
15022 meaning and initialization of -fdelete-null-pointer-checks.
15024 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15026 PR middle-end/39701
15027 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15029 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15032 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15034 2009-04-10 Chao-ying Fu <fu@mips.com>
15036 * doc/tm.texi (Instruction Output): Document
15037 TARGET_ASM_FINAL_POSTSCAN_INSN.
15038 * target.h (final_postscan_insn): New field in asm_out.
15039 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15040 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15041 * final.c (final_scan_insn): Call
15042 targetm.asm_out.final_postscan_insn after outputting
15043 an asm macro and a normal instruction.
15045 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15046 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15047 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15048 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15049 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15051 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15053 PR middle-end/39701
15054 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15055 variables as non-NULL even with -fdelete-null-pointer-checks.
15057 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15059 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15061 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15064 * config/i386/i386.c (classify_argument): Handle SCmode with
15065 (bit_offset % 64) != 0.
15067 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15069 * doc/invoke.texi (Optimize Options): Add cross-reference to
15070 -Q --help=optimizers examples.
15072 2009-04-10 Ben Elliston <bje@au.ibm.com>
15075 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15076 regalign for the reg == fpr and TDmode case.
15078 2009-04-09 David Ayers <ayers@fsfe.org>
15081 * objc/objc-act.c (warn_with_method): Remove helper function.
15082 (check_duplicates): Call warning and inform directly.
15083 (really_start_method): Likewise.
15085 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15087 * expmed.c (expand_divmod): Always use a comparison for a division
15088 by a large unsigned integer.
15090 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15091 for things others than variables or functions as nonzero.
15093 2009-04-09 Nick Clifton <nickc@redhat.com>
15095 * unwind-compat.c: Change copyright header to refer to version
15096 3 of the GNU General Public License with version 3.1 of the
15097 GCC Runtime Library Exception and to point readers at the
15098 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15099 * config/alpha/crtfastmath.c: Likewise.
15100 * config/alpha/linux-unwind.h: Likewise.
15101 * config/alpha/qrnnd.asm: Likewise.
15102 * config/alpha/vms-crt0-64.c: Likewise.
15103 * config/alpha/vms-crt0.c: Likewise.
15104 * config/alpha/vms-dwarf2.asm: Likewise.
15105 * config/alpha/vms-dwarf2eh.asm: Likewise.
15106 * config/alpha/vms-psxcrt0-64.c: Likewise.
15107 * config/alpha/vms-psxcrt0.c: Likewise.
15108 * config/alpha/vms_tramp.asm: Likewise.
15109 * config/arc/initfini.c: Likewise.
15110 * config/arc/lib1funcs.asm: Likewise.
15111 * config/arm/bpabi-v6m.S: Likewise.
15112 * config/arm/bpabi.S: Likewise.
15113 * config/arm/bpabi.c: Likewise.
15114 * config/arm/crti.asm: Likewise.
15115 * config/arm/crtn.asm: Likewise.
15116 * config/arm/ieee754-df.S: Likewise.
15117 * config/arm/ieee754-sf.S: Likewise.
15118 * config/arm/lib1funcs.asm: Likewise.
15119 * config/arm/libunwind.S: Likewise.
15120 * config/arm/linux-atomic.c: Likewise.
15121 * config/arm/mmintrin.h: Likewise.
15122 * config/arm/pr-support.c: Likewise.
15123 * config/arm/unaligned-funcs.c: Likewise.
15124 * config/arm/unwind-arm.c: Likewise.
15125 * config/arm/unwind-arm.h: Likewise.
15126 * config/avr/libgcc.S: Likewise.
15127 * config/bfin/crti.s: Likewise.
15128 * config/bfin/crtlibid.s: Likewise.
15129 * config/bfin/crtn.s: Likewise.
15130 * config/bfin/lib1funcs.asm: Likewise.
15131 * config/bfin/linux-unwind.h: Likewise.
15132 * config/cris/arit.c: Likewise.
15133 * config/cris/cris_abi_symbol.c: Likewise.
15134 * config/darwin-64.c: Likewise.
15135 * config/darwin-crt2.c: Likewise.
15136 * config/darwin-crt3.c: Likewise.
15137 * config/darwin.h: Likewise.
15138 * config/dbxelf.h: Likewise.
15139 * config/dfp-bit.c: Likewise.
15140 * config/dfp-bit.h: Likewise.
15141 * config/elfos.h: Likewise.
15142 * config/fixed-bit.c: Likewise.
15143 * config/fixed-bit.h: Likewise.
15144 * config/fp-bit.c: Likewise.
15145 * config/fp-bit.h: Likewise.
15146 * config/fr30/crti.asm: Likewise.
15147 * config/fr30/crtn.asm: Likewise.
15148 * config/fr30/lib1funcs.asm: Likewise.
15149 * config/freebsd-spec.h: Likewise.
15150 * config/frv/cmovd.c: Likewise.
15151 * config/frv/cmovh.c: Likewise.
15152 * config/frv/cmovw.c: Likewise.
15153 * config/frv/frvbegin.c: Likewise.
15154 * config/frv/frvend.c: Likewise.
15155 * config/frv/lib1funcs.asm: Likewise.
15156 * config/glibc-stdint.h: Likewise.
15157 * config/h8300/clzhi2.c: Likewise.
15158 * config/h8300/crti.asm: Likewise.
15159 * config/h8300/crtn.asm: Likewise.
15160 * config/h8300/ctzhi2.c: Likewise.
15161 * config/h8300/fixunssfsi.c: Likewise.
15162 * config/h8300/lib1funcs.asm: Likewise.
15163 * config/h8300/parityhi2.c: Likewise.
15164 * config/h8300/popcounthi2.c: Likewise.
15165 * config/i386/ammintrin.h: Likewise.
15166 * config/i386/att.h: Likewise.
15167 * config/i386/avxintrin.h: Likewise.
15168 * config/i386/biarch64.h: Likewise.
15169 * config/i386/bmmintrin.h: Likewise.
15170 * config/i386/cpuid.h: Likewise.
15171 * config/i386/cross-stdarg.h: Likewise.
15172 * config/i386/crtfastmath.c: Likewise.
15173 * config/i386/crtprec.c: Likewise.
15174 * config/i386/cygming-crtbegin.c: Likewise.
15175 * config/i386/cygming-crtend.c: Likewise.
15176 * config/i386/cygwin.asm: Likewise.
15177 * config/i386/emmintrin.h: Likewise.
15178 * config/i386/gmm_malloc.h: Likewise.
15179 * config/i386/gthr-win32.c: Likewise.
15180 * config/i386/i386.h: Likewise.
15181 * config/i386/immintrin.h: Likewise.
15182 * config/i386/linux-unwind.h: Likewise.
15183 * config/i386/linux64.h: Likewise.
15184 * config/i386/mm3dnow.h: Likewise.
15185 * config/i386/mmintrin-common.h: Likewise.
15186 * config/i386/mmintrin.h: Likewise.
15187 * config/i386/nmmintrin.h: Likewise.
15188 * config/i386/pmm_malloc.h: Likewise.
15189 * config/i386/pmmintrin.h: Likewise.
15190 * config/i386/smmintrin.h: Likewise.
15191 * config/i386/sol2-c1.asm: Likewise.
15192 * config/i386/sol2-ci.asm: Likewise.
15193 * config/i386/sol2-cn.asm: Likewise.
15194 * config/i386/sol2-gc1.asm: Likewise.
15195 * config/i386/tmmintrin.h: Likewise.
15196 * config/i386/unix.h: Likewise.
15197 * config/i386/w32-unwind.h: Likewise.
15198 * config/i386/wmmintrin.h: Likewise.
15199 * config/i386/x86-64.h: Likewise.
15200 * config/i386/x86intrin.h: Likewise.
15201 * config/i386/xmmintrin.h: Likewise.
15202 * config/ia64/crtbegin.asm: Likewise.
15203 * config/ia64/crtend.asm: Likewise.
15204 * config/ia64/crtfastmath.c: Likewise.
15205 * config/ia64/crti.asm: Likewise.
15206 * config/ia64/crtn.asm: Likewise.
15207 * config/ia64/fde-glibc.c: Likewise.
15208 * config/ia64/lib1funcs.asm: Likewise.
15209 * config/ia64/linux-unwind.h: Likewise.
15210 * config/ia64/quadlib.c: Likewise.
15211 * config/ia64/unwind-ia64.c: Likewise.
15212 * config/linux.h: Likewise.
15213 * config/m32c/m32c-lib1.S: Likewise.
15214 * config/m32c/m32c-lib2-trapv.c: Likewise.
15215 * config/m32c/m32c-lib2.c: Likewise.
15216 * config/m32r/initfini.c: Likewise.
15217 * config/m68hc11/larith.asm: Likewise.
15218 * config/m68hc11/m68hc11-crt0.S: Likewise.
15219 * config/m68k/cf.md: Likewise.
15220 * config/m68k/crti.s: Likewise.
15221 * config/m68k/crtn.s: Likewise.
15222 * config/m68k/lb1sf68.asm: Likewise.
15223 * config/m68k/linux-unwind.h: Likewise.
15224 * config/mcore/crti.asm: Likewise.
15225 * config/mcore/crtn.asm: Likewise.
15226 * config/mcore/lib1.asm: Likewise.
15227 * config/mips/linux-unwind.h: Likewise.
15228 * config/mips/loongson.h: Likewise.
15229 * config/mips/mips16.S: Likewise.
15230 * config/mmix/crti.asm: Likewise.
15231 * config/mmix/crtn.asm: Likewise.
15232 * config/pa/fptr.c: Likewise.
15233 * config/pa/hpux-unwind.h: Likewise.
15234 * config/pa/lib2funcs.asm: Likewise.
15235 * config/pa/linux-atomic.c: Likewise.
15236 * config/pa/linux-unwind.h: Likewise.
15237 * config/pa/milli64.S: Likewise.
15238 * config/pa/quadlib.c: Likewise.
15239 * config/pa/stublib.c: Likewise.
15240 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15241 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15242 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15243 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15244 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15245 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15246 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15247 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15248 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15249 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15250 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15251 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15252 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15253 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15254 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15255 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15256 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15257 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15258 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15259 * config/rs6000/750cl.h: Likewise.
15260 * config/rs6000/altivec.h: Likewise.
15261 * config/rs6000/biarch64.h: Likewise.
15262 * config/rs6000/crtresfpr.asm: Likewise.
15263 * config/rs6000/crtresgpr.asm: Likewise.
15264 * config/rs6000/crtresxfpr.asm: Likewise.
15265 * config/rs6000/crtresxgpr.asm: Likewise.
15266 * config/rs6000/crtsavfpr.asm: Likewise.
15267 * config/rs6000/crtsavgpr.asm: Likewise.
15268 * config/rs6000/darwin-asm.h: Likewise.
15269 * config/rs6000/darwin-fallback.c: Likewise.
15270 * config/rs6000/darwin-fpsave.asm: Likewise.
15271 * config/rs6000/darwin-ldouble.c: Likewise.
15272 * config/rs6000/darwin-tramp.asm: Likewise.
15273 * config/rs6000/darwin-unwind.h: Likewise.
15274 * config/rs6000/darwin-vecsave.asm: Likewise.
15275 * config/rs6000/darwin-world.asm: Likewise.
15276 * config/rs6000/e500crtres32gpr.asm: Likewise.
15277 * config/rs6000/e500crtres64gpr.asm: Likewise.
15278 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15279 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15280 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15281 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15282 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15283 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15284 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15285 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15286 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15287 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15288 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15289 * config/rs6000/eabi-ci.asm: Likewise.
15290 * config/rs6000/eabi-cn.asm: Likewise.
15291 * config/rs6000/eabi.asm: Likewise.
15292 * config/rs6000/linux-unwind.h: Likewise.
15293 * config/rs6000/linux64.h: Likewise.
15294 * config/rs6000/paired.h: Likewise.
15295 * config/rs6000/paired.md: Likewise.
15296 * config/rs6000/ppc64-fp.c: Likewise.
15297 * config/rs6000/ppu_intrinsics.h: Likewise.
15298 * config/rs6000/rs6000.h: Likewise.
15299 * config/rs6000/si2vmx.h: Likewise.
15300 * config/rs6000/sol-ci.asm: Likewise.
15301 * config/rs6000/sol-cn.asm: Likewise.
15302 * config/rs6000/spe.h: Likewise.
15303 * config/rs6000/spu2vmx.h: Likewise.
15304 * config/rs6000/sysv4.h: Likewise.
15305 * config/rs6000/tramp.asm: Likewise.
15306 * config/rs6000/vec_types.h: Likewise.
15307 * config/s390/linux-unwind.h: Likewise.
15308 * config/s390/tpf-unwind.h: Likewise.
15309 * config/score/crti.asm: Likewise.
15310 * config/score/crtn.asm: Likewise.
15311 * config/sh/crt1.asm: Likewise.
15312 * config/sh/crti.asm: Likewise.
15313 * config/sh/crtn.asm: Likewise.
15314 * config/sh/divtab-sh4-300.c: Likewise.
15315 * config/sh/divtab-sh4.c: Likewise.
15316 * config/sh/divtab.c: Likewise.
15317 * config/sh/lib1funcs-4-300.asm: Likewise.
15318 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15319 * config/sh/lib1funcs.asm: Likewise.
15320 * config/sh/lib1funcs.h: Likewise.
15321 * config/sh/linux-atomic.asm: Likewise.
15322 * config/sh/linux-unwind.h: Likewise.
15323 * config/sh/shmedia.h: Likewise.
15324 * config/sh/sshmedia.h: Likewise.
15325 * config/sh/ushmedia.h: Likewise.
15326 * config/sparc/crtfastmath.c: Likewise.
15327 * config/sparc/linux-unwind.h: Likewise.
15328 * config/sparc/sol2-c1.asm: Likewise.
15329 * config/sparc/sol2-ci.asm: Likewise.
15330 * config/sparc/sol2-cn.asm: Likewise.
15331 * config/spu/divmodti4.c: Likewise.
15332 * config/spu/divv2df3.c: Likewise.
15333 * config/spu/float_disf.c: Likewise.
15334 * config/spu/float_unsdidf.c: Likewise.
15335 * config/spu/float_unsdisf.c: Likewise.
15336 * config/spu/float_unssidf.c: Likewise.
15337 * config/spu/mfc_multi_tag_release.c: Likewise.
15338 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15339 * config/spu/mfc_tag_release.c: Likewise.
15340 * config/spu/mfc_tag_reserve.c: Likewise.
15341 * config/spu/mfc_tag_table.c: Likewise.
15342 * config/spu/multi3.c: Likewise.
15343 * config/spu/spu_internals.h: Likewise.
15344 * config/spu/spu_intrinsics.h: Likewise.
15345 * config/spu/spu_mfcio.h: Likewise.
15346 * config/spu/vec_types.h: Likewise.
15347 * config/spu/vmx2spu.h: Likewise.
15348 * config/stormy16/stormy16-lib2.c: Likewise.
15349 * config/svr4.h: Likewise.
15350 * config/sync.c: Likewise.
15351 * config/v850/lib1funcs.asm: Likewise.
15352 * config/vxlib-tls.c: Likewise.
15353 * config/vxlib.c: Likewise.
15354 * config/vxworks-dummy.h: Likewise.
15355 * config/xtensa/crti.asm: Likewise.
15356 * config/xtensa/crtn.asm: Likewise.
15357 * config/xtensa/ieee754-df.S: Likewise.
15358 * config/xtensa/ieee754-sf.S: Likewise.
15359 * config/xtensa/lib1funcs.asm: Likewise.
15360 * config/xtensa/lib2funcs.S: Likewise.
15361 * config/xtensa/linux-unwind.h: Likewise.
15362 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15363 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15364 * coretypes.h: Likewise.
15365 * crtstuff.c: Likewise.
15366 * defaults.h: Likewise.
15367 * dwarf2.h: Likewise.
15368 * emutls.c: Likewise.
15369 * gbl-ctors.h: Likewise.
15370 * gcov-io.h: Likewise.
15371 * ginclude/float.h: Likewise.
15372 * ginclude/iso646.h: Likewise.
15373 * ginclude/stdarg.h: Likewise.
15374 * ginclude/stdbool.h: Likewise.
15375 * ginclude/stddef.h: Likewise.
15376 * ginclude/stdfix.h: Likewise.
15377 * ginclude/stdint-gcc.h: Likewise.
15378 * ginclude/tgmath.h: Likewise.
15379 * gthr-aix.h: Likewise.
15380 * gthr-dce.h: Likewise.
15381 * gthr-gnat.c: Likewise.
15382 * gthr-gnat.h: Likewise.
15383 * gthr-lynx.h: Likewise.
15384 * gthr-mipssde.h: Likewise.
15385 * gthr-nks.h: Likewise.
15386 * gthr-posix.c: Likewise.
15387 * gthr-posix.h: Likewise.
15388 * gthr-posix95.h: Likewise.
15389 * gthr-rtems.h: Likewise.
15390 * gthr-single.h: Likewise.
15391 * gthr-solaris.h: Likewise.
15392 * gthr-tpf.h: Likewise.
15393 * gthr-vxworks.h: Likewise.
15394 * gthr-win32.h: Likewise.
15395 * gthr.h: Likewise.
15396 * libgcc2.c: Likewise.
15397 * libgcc2.h: Likewise.
15398 * libgcov.c: Likewise.
15399 * tsystem.h: Likewise.
15400 * typeclass.h: Likewise.
15401 * unwind-c.c: Likewise.
15402 * unwind-compat.h: Likewise.
15403 * unwind-dw2-fde-compat.c: Likewise.
15404 * unwind-dw2-fde-darwin.c: Likewise.
15405 * unwind-dw2-fde-glibc.c: Likewise.
15406 * unwind-dw2-fde.c: Likewise.
15407 * unwind-dw2-fde.h: Likewise.
15408 * unwind-dw2.c: Likewise.
15409 * unwind-dw2.h: Likewise.
15410 * unwind-generic.h: Likewise.
15411 * unwind-pe.h: Likewise.
15412 * unwind-sjlj.c: Likewise.
15413 * unwind.inc: Likewise.
15414 * config/arm/neon-gen.ml: Change generated copyright header to
15415 refer to version 3 of the GNU General Public License with
15416 version 3.1 of the GCC Runtime Library Exception and to point
15417 readers at the COPYING3 and COPYING3.RUNTIME files and the
15418 FSF's license web page.
15419 * config/arm/arm_neon.h: Regenerate.
15421 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15423 * config/cris/cris.md: Change copyright header to refer to version
15424 3 of the GNU General Public License.
15425 * doc/install.texi2html: Change copyright header to refer to version
15426 3 of the GNU General Public License and to point readers at the
15427 COPYING3 file and the FSF's license web page.
15428 * config/vax/linux.h: Likewise.
15430 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15432 * config/i386/i386.md (cmpcc): New.
15433 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15434 (sync_compare_and_swap_cc*): Delete.
15436 * config/s390/s390.c (s390_compare_emitted): Remove.
15437 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15438 s390_compare_emitted used to be handled. Assert that modes match.
15439 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15440 refer to sync_compare_and_swap_ccsi.
15441 * config/s390/s390.h (s390_compare_emitted): Remove.
15442 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15443 instead of s390_compare_emitted.
15444 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15445 instead of s390_compare_emitted.
15446 * config/s390/s390.md (cmpcc): New.
15447 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15448 CC_REGNUM, do not pretend it's set.
15449 (sync_compare_and_swap_cc*): Delete.
15450 * config/s390/predicates.md (cc_reg_operand): New.
15452 * expr.c (sync_compare_and_swap_cc): Delete.
15453 * optabs.h (sync_compare_and_swap_cc): Delete.
15454 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15455 is being used with can_compare_p.
15456 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15457 (find_cc_set): New.
15458 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15459 look for a MODE_CC set instead. Use emit_store_flag.
15460 (expand_compare_and_swap_loop): Likewise, with some additional
15461 complication to avoid a force_reg when useless. Use
15462 emit_cmp_and_jump_insns.
15463 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15464 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15465 sync_compare_and_swap documentation.
15467 2009-04-09 Jan Hubicka <jh@suse.cz>
15469 * except.c (find_prev_try): Break out from ....
15470 (duplicate_eh_regions): ... here; properly update prev_try pointers
15471 when duplication part of tree.
15472 (dump_eh_tree): Improve dumping.
15473 (verify_eh_region): New.
15474 (verify_eh_tree): Use it.
15476 2009-04-06 Richard Guenther <rguenther@suse.de>
15478 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15479 &ARRAY addresses by adjusting their types and prepending
15481 * tree-cfg.c (verify_gimple_assign_single): Verify that
15482 addresses are correct.
15484 2009-04-09 Richard Guenther <rguenther@suse.de>
15486 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15487 indices into an array reference if possible.
15488 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15489 Fold POINTER_PLUS_EXPR statements with invariant address.
15491 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15494 * config.gcc (powerpc64-*-linux*): Always build biarch.
15496 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15499 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15500 it and pedwarn if this results in an INTEGER_CST.
15502 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15504 * doc/install.texi: Update minimum GMP version. Remove obsolete
15505 text in MPFR section.
15507 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15509 * dwarf2out.c (class_scope_p): New static inline.
15510 (class_or_namespace_scope_p): Use it.
15511 (gen_variable_die): Use DW_TAG_member tag for static data member
15512 declarations instead of DW_TAG_variable.
15514 PR middle-end/39573
15515 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15518 2009-04-08 Richard Guenther <rguenther@suse.de>
15520 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15521 valueize random data.
15523 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15525 * config.gcc (aix tm_file): Add aix-stdint.h.
15526 (aix tm clause use_gcc_stdint): Set to wrap.
15527 * config/rs6000/aix-stdint.h: New file.
15529 2009-04-08 Richard Guenther <rguenther@suse.de>
15531 PR middle-end/36291
15532 * tree-dfa.c (add_referenced_var): Do not recurse into
15533 global initializers.
15534 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15536 (fold_const_aggregate_ref): Likewise.
15538 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15540 * recog.c (ordered_comparison_operator): New.
15541 * gensupport.c (std_preds): Add it.
15542 * doc/md.texi (Machine-Independent Predicates): Document it.
15544 2009-04-08 Jan Hubicka <jh@suse.cz>
15546 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15547 * function.h (rtl_eh): Remove exception_handler_label_map.
15548 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15549 remove_exception_handler_label, for_each_eh_label_1): Remove.
15550 (rtl_remove_unreachable_regions): Remove.
15551 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15552 (find_exception_handler_labels): Don't build the hashtable.
15553 (maybe_remove_eh_handler): Remove.
15554 (for_each_eh_label): Rewrite to walk the tree.
15555 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15556 * except.h (maybe_remove_eh_handler): Remove.
15557 * passes.c (init_optimization_passes): Schedule second EH cleanup
15559 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15560 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15562 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15564 * genoutput.c (validate_optab_operands): New.
15565 (gen_insn, gen_expand): Call it.
15567 * genflags.c (gen_insn): Detect misused iterators.
15568 (main): Pass line_no to gen_insn, exit with status 1 on error.
15570 * genextract.c (line_no): Make global.
15571 (VEC_safe_set_locstr): Change assertion to error message.
15572 (main): Exit with status 1 on error.
15574 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15578 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15579 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15580 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15581 * c-convert.c (convert): Do not call fold on results of conversion
15582 functions when the result is a C_MAYBE_CONST_EXPR.
15583 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15584 of __builtin_choose_expr.
15585 * c-typeck.c (remove_c_maybe_const_expr): New.
15586 (build_unary_op, build_conditional_expr, build_compound_expr,
15587 build_binary_op, c_objc_common_truthvalue_conversion): Call
15588 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15591 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15593 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15594 CODE to produce a new one. Add a prototype to use fold_convert_const
15596 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15599 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15600 mix declarations and code.
15602 2009-04-08 Ben Elliston <bje@au.ibm.com>
15604 * gcc.c: Replace `CC' with `GCC' throughout.
15606 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15608 * doc/invoke.texi: Document Atom support.
15610 2009-04-07 Jason Merrill <jason@redhat.com>
15613 * c-common.h, c-common.c: Add flag_pretty_templates.
15614 * c-opts.c (c_common_handle_option): Set it.
15615 * c.opt: Add -fno-pretty-templates.
15616 * doc/invoke.texi (C++ Dialect Options): Likewise.
15618 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15620 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15621 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15622 (ia64_expand_builtin): Likewise.
15624 2009-04-07 Martin Jambor <mjambor@suse.cz>
15626 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15627 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15628 ADDR_EXPRS are include too.
15630 2009-04-07 Richard Guenther <rguenther@suse.de>
15632 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15633 decls are only used if passes as parameters or if they are
15634 local statics and the call is not to a builtin.
15635 (call_may_clobber_ref_p_1): Likewise.
15637 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15639 * expr.c (do_store_flag): Remove last argument. Simplify code
15640 to avoid duplication of tests already done by can_compare_p.
15641 (expand_expr_real_1): Adjust caller.
15643 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15645 * optabs.c (can_compare_p): Test the predicate of a
15646 cbranch and cstore pattern.
15648 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15650 * expr.c (convert_move): Use emit_store_flag instead of
15653 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15655 * config/i386/i386.c (ix86_compare_emitted): Remove.
15656 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15657 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15658 * config/i386/i386.h (ix86_compare_emitted): Remove.
15659 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15660 instead of ix86_compare_emitted.
15661 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15663 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15665 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15666 Add t-sysroot-suffix to tmake_file.
15667 * config/print-sysroot-suffix.sh: New file.
15668 * config/t-sysroot-suffix: New file.
15670 2009-04-07 Ben Elliston <bje@au.ibm.com>
15672 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15673 as the latter produces a warning when the target does not support
15676 2009-04-07 Ben Elliston <bje@au.ibm.com>
15678 * dfp.c: Replace type punning assignments with memcpy throughout.
15679 * Makefile.in (dfp.o-warn): Remove.
15681 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15684 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15685 Include soft-fp/t-softfp after rs6000/t-linux64.
15687 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15689 * stor-layout.c (set_sizetype): Use the full precision of their
15690 machine mode for bitsize types.
15692 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15694 * config/i386/i386.md: Revert 2 accidental checkins.
15696 2009-04-06 Joey Ye <joey.ye@intel.com>
15697 Xuepeng Guo <xuepeng.guo@intel.com>
15698 H.J. Lu <hongjiu.lu@intel.com>
15700 Atom pipeline model, tuning and insn selection.
15701 * config.gcc (atom): Add atom config options and target.
15703 * config/i386/atom.md: New.
15705 * config/i386/i386.c (atom_cost): New cost.
15706 (m_ATOM): New macro flag.
15707 (initial_ix86_tune_features): Set m_ATOM.
15708 (x86_accumulate_outgoing_args): Likewise.
15709 (x86_arch_always_fancy_math_387): Likewise.
15710 (processor_target): Add Atom cost.
15711 (cpu_names): Add Atom cpu name.
15712 (override_options): Set Atom ISA.
15713 (ix86_issue_rate): New case PROCESSOR_ATOM.
15714 (ix86_adjust_cost): Likewise.
15716 * config/i386/i386.h (TARGET_ATOM): New target macro.
15717 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15718 (TARGET_OPT_AGU): New target option.
15719 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15720 (processor_type): Add PROCESSOR_ATOM.
15722 * config/i386/i386.md (cpu): Add new value "atom".
15723 (use_carry, movu): New attr.
15724 (atom.md): Include atom.md.
15725 (adddi3_carry_rex64): Set attr "use_carry".
15726 (addqi3_carry): Likewise.
15727 (addhi3_carry): Likewise.
15728 (addsi3_carry): Likewise.
15729 (*addsi3_carry_zext): Likewise.
15730 (subdi3_carry_rex64): Likewise.
15731 (subqi3_carry): Likewise.
15732 (subhi3_carry): Likewise.
15733 (subsi3_carry): Likewise.
15734 (x86_movdicc_0_m1_rex64): Likewise.
15735 (*x86_movdicc_0_m1_se): Likewise.
15736 (x86_movsicc_0_m1): Likewise.
15737 (*x86_movsicc_0_m1_se): Likewise.
15738 (*adddi_1_rex64): Emit add insn as much as possible.
15739 (*addsi_1): Likewise.
15740 (return_internal): Set atom_unit.
15741 (return_internal_long): Likewise.
15742 (return_pop_internal): Likewise.
15743 (*rcpsf2_sse): Set atom_sse_attr attr.
15744 (*qrt<mode>2_sse): Likewise.
15745 (*prefetch_sse): Likewise.
15747 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15749 (ix86_target_macros_internal): Likewise.
15751 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15752 (*prefetch_sse_rex): Likewise.
15753 (sse_rcpv4sf2): Likewise.
15754 (sse_vmrcpv4sf2): Likewise.
15755 (sse_sqrtv4sf2): Likewise.
15756 (<sse>_vmsqrt<mode>2): Likewise.
15757 (sse_ldmxcsr): Likewise.
15758 (sse_stmxcsr): Likewise.
15759 (*sse_sfence): Likewise.
15760 (sse2_clflush): Likewise.
15761 (*sse2_mfence): Likewise.
15762 (*sse2_lfence): Likewise.
15763 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15764 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15765 (avx_movdqu<avxmodesuffix>): Likewise.
15766 (avx_lddqu<avxmodesuffix>): Likewise.
15767 (sse2_movntv2di): Change attr "type" to "ssemov".
15768 (sse2_movntsi): Likewise.
15769 (rsqrtv8sf2): Change attr "type" to "sseadd".
15770 (sse3_addsubv2df3): Set attr "atom_unit".
15771 (sse3_h<plusminus_insn>v4sf3): Likewise.
15772 (*sse2_pmaddwd): Likewise.
15773 (*vec_extractv2di_1_rex64): Likewise.
15774 (*vec_extractv2di_1_avx): Likewise.
15775 (sse2_psadbw): Likewise.
15776 (ssse3_phaddwv8hi3): Likewise.
15777 (ssse3_phaddwv4hi3): Likewise.
15778 (ssse3_phadddv4si3): Likewise.
15779 (ssse3_phadddv2si3): Likewise.
15780 (ssse3_phaddswv8hi3): Likewise.
15781 (ssse3_phaddswv4hi3): Likewise.
15782 (ssse3_phsubwv8hi3): Likewise.
15783 (ssse3_phsubwv4hi3): Likewise.
15784 (ssse3_phsubdv4si3): Likewise.
15785 (ssse3_phsubdv2si3): Likewise.
15786 (ssse3_phsubswv8hi3): Likewise.
15787 (ssse3_phsubswv4hi3): Likewise.
15788 (ssse3_pmaddubsw128): Likewise.
15789 (sse3_pmaddubsw: Likewise.
15790 (ssse3_palignrti): Likewise.
15791 (ssse3_palignrdi): Likewise.
15793 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15795 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15797 2009-04-06 Richard Guenther <rguenther@suse.de>
15799 PR tree-optimization/28868
15800 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15801 of which PHI results we inserted.
15802 (insert_into_preds_of_block): Record inserted PHIs.
15803 (eliminate): Eliminate redundant PHI nodes.
15804 (init_pre): Init inserted_phi_names.
15806 2009-04-06 Richard Guenther <rguenther@suse.de>
15808 PR tree-optimization/39643
15809 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15810 IMAGPART_EXPRs of complex constants.
15811 (execute_fold_all_builtins): If we folded a call queue
15812 TODO_update_address_taken.
15814 2009-04-06 Jan Hubicka <jh@suse.cz>
15816 PR middle-end/39659
15817 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15820 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15822 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15824 (ic_invalidate_array): Likewise.
15826 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15828 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15829 alignment for library calls.
15831 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15833 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15834 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15835 * config/i386/mingw-stdint.h: New file.
15837 2009-04-05 Richard Guenther <rguenther@suse.de>
15839 PR tree-optimization/39648
15840 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15841 our &A vs. &A[0] IL deficiencies.
15843 2009-04-04 Jan Hubicka <jh@suse.cz>
15845 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15846 removed toplevel regions.
15847 (sjlj_mark_call_sites): Likewise.
15849 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15851 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15852 (cygwin tm clause use_gcc_stdint): Set to wrap.
15853 * config/i386/cygwin-stdint.h: New file.
15855 2009-04-04 Richard Guenther <rguenther@suse.de>
15857 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15858 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15859 single-argument PHIs if we are in loop-closed SSA form.
15860 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15861 for the pre-condition.
15862 (slpeel_tree_peel_loop_to_edge): Likewise.
15863 (vect_build_loop_niters): Take an optional sequence to append stmts.
15864 (vect_generate_tmps_on_preheader): Likewise.
15865 (vect_do_peeling_for_loop_bound): Take extra guards for the
15867 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15868 the cost model check.
15869 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15870 guards if we are going to peel. Do not apply versioning in that case.
15871 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15872 (vect_do_peeling_for_loop_bound): Likewise.
15873 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15874 loop bound only record extra pre-conditions, do not apply loop
15877 2009-04-04 Richard Guenther <rguenther@suse.de>
15879 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15882 2009-04-04 Jan Hubicka <jh@suse.cz>
15884 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15885 last_basic_block for size of bb->index indexed array.
15886 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15887 compute_out, link_btr_uses, build_btr_def_use_webs,
15888 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15890 2009-04-04 Jan Hubicka <jh@suse.cz>
15892 * except.c (remove_eh_handler_and_replace): Break out from ...
15893 (remove_eh_handler): ... here.
15894 (bring_to_root): New function.
15895 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15896 handled ones, bring others to root of tree.
15898 2009-04-04 Jan Hubicka <jh@suse.cz>
15900 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15901 (all_phis_safe_to_merge): New function.
15902 (update_info): New structure.
15903 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15904 (cleanup_empty_eh): Update SSA if possible.
15906 2009-04-04 Richard Guenther <rguenther@suse.de>
15908 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15909 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15910 (append_vuse): Likewise.
15912 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15914 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15915 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15916 instead of REG_UNSAVED for DW_CFA_undefined.
15917 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15918 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15921 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15924 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15925 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15926 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15928 2009-04-04 Richard Guenther <rguenther@suse.de>
15930 PR tree-optimization/8781
15931 PR tree-optimization/37892
15932 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15933 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15934 (valueize_refs): Call it for *& valueizations.
15935 (shared_reference_ops_from_ref): Rename to ...
15936 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15937 (shared_reference_ops_from_call): Rename to ...
15938 (valueize_shared_reference_ops_from_call): ... this and valueize.
15939 (vn_reference_lookup): Update.
15940 (visit_reference_op_call): Likewise.
15941 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15942 (eliminate): Value-replace the call address in call statements.
15944 2009-04-04 Richard Guenther <rguenther@suse.de>
15946 PR tree-optimization/39636
15947 * tree-ssa-forwprop.c
15948 (forward_propagate_addr_into_variable_array_index): Check for
15949 GIMPLE_ASSIGN before accessing the rhs code.
15951 2009-04-03 Jason Merrill <jason@redhat.com>
15953 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15955 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15957 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15958 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15959 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15960 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15961 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15962 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15963 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15964 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15965 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15966 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15967 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15968 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15969 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15970 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15971 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15972 Use fr_reg_or_fp01_operand instead of fr_register_operand
15974 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15975 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15976 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15978 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15980 PR rtl-optimization/39607
15981 PR rtl-optimization/39631
15985 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15986 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15987 instead of DF_LR_OUT.
15988 * ira-lives.c (process_bb_node_lives): Ditto.
15989 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15990 instead of DF_LR_{OUT,IN}.
15991 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15992 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15994 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15996 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15997 (execute_lower_omp): Always run but take the short way out if -fopenmp
15999 (gate_lower_omp): Remove, forcing the pass manager to always run the
16000 pass and always set PROP_gimple_lomp.
16001 (pass_lower_omp): Remove gate function.
16002 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16003 PROP_trees. Instead, require it.
16004 * ipa-cp.c (pass_ipa_cp): Likewise.
16005 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16006 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16007 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16008 and PROP_gimple_leh.
16010 2009-04-03 Richard Guenther <rguenther@suse.de>
16012 PR middle-end/13146
16013 PR tree-optimization/23940
16014 PR tree-optimization/33237
16015 PR middle-end/33974
16016 PR middle-end/34093
16017 PR tree-optimization/36201
16018 PR tree-optimization/36230
16019 PR tree-optimization/38049
16020 PR tree-optimization/38207
16021 PR tree-optimization/38230
16022 PR tree-optimization/38301
16023 PR tree-optimization/38585
16024 PR middle-end/38895
16025 PR tree-optimization/38985
16026 PR tree-optimization/39299
16027 * tree-ssa-structalias.h: Remove.
16028 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16029 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16030 (struct vuse_element_d): Remove.
16031 (struct vuse_vec_d): Likewise.
16032 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16033 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16034 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16035 VUSE_ELEMENT_VAR): Likewise.
16036 (struct voptype_d): Likewise.
16037 (NUM_VOP_FREE_BUCKETS): Likewise.
16038 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16039 (struct stmt_operands_d): Remove.
16040 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16041 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16042 VDEF_NUM, VDEF_VECT): Likewise.
16043 (copy_virtual_operands): Remove.
16044 (operand_build_cmp): Likewise.
16045 (create_ssa_artificial_load_stmt): Likewise.
16046 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16047 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16048 vuse_index and mayuse_index members. Pack and move done and iter_type
16049 members to the front.
16050 (SSA_OP_VMAYUSE): Remove.
16051 (SSA_OP_VIRTUAL_USES): Adjust.
16052 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16053 (unlink_stmt_vdef): Declare.
16054 (add_to_addressable_set): Remove.
16055 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16056 (vrp_visit_stmt): Likewise.
16057 * doc/tree-ssa.texi (Alias analysis): Update.
16058 * doc/invoke.texi (max-aliased-vops): Remove docs.
16059 (avg-aliased-vops): Likewise.
16060 * tree-into-ssa.c (syms_to_rename): Remove.
16061 (need_to_update_vops_p): Likewise.
16062 (need_to_initialize_update_ssa_p): Rename to ...
16063 (update_ssa_initialized_fn): ... this. Track function we are
16065 (symbol_marked_for_renaming): Simplify.
16066 (add_new_name_mapping): Do not set need_to_update_vops_p.
16067 (dump_currdefs): Use SYMS_TO_RENAME.
16068 (rewrite_update_stmt): Always walk all uses/defs.
16069 (dump_update_ssa): Adjust.
16070 (init_update_ssa): Take function argument. Track what we are
16072 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16073 (create_new_def_for): Initialize for cfun, assert we are initialized
16075 (mark_sym_for_renaming): Simplify.
16076 (mark_set_for_renaming): Do not initialize update-ssa.
16077 (need_ssa_update_p): Simplify. Take function argument.
16078 (name_mappings_registered_p): Assert we ask for the correct function.
16079 (name_registered_for_update_p): Likewise.
16080 (ssa_names_to_replace): Likewise.
16081 (release_ssa_name_after_update_ssa): Likewise.
16082 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16083 (dump_decl_set): Do not print a newline.
16084 (debug_decl_set): Do it here.
16085 (dump_update_ssa): And here.
16086 * tree-ssa-loop-im.c (move_computations): Adjust.
16087 (movement_possibility): Likewise.
16088 (determine_max_movement): Likewise.
16089 (gather_mem_refs_stmt): Likewise.
16090 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16091 or NAME_MEMORY_TAG.
16092 * tree-complex.c (update_all_vops): Remove.
16093 (expand_complex_move): Adjust.
16094 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16095 Simplify test for memory referencing statement. Exclude
16096 non-invariant ADDR_EXPRs.
16097 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16098 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16099 (rdg_flag_uses): Likewise.
16100 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16102 (tree_optimize_tail_calls_1): Also split the
16103 edge from the entry block if we have degenerate PHI nodes in
16104 the first basic block.
16105 * tree.c (init_ttree): Remove memory-tag related code.
16106 (tree_code_size): Likewise.
16107 (tree_node_structure): Likewise.
16108 (build7_stat): Re-write to be build6_stat.
16109 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16110 (SSA_VAR_P): Adjust.
16111 (struct tree_memory_tag): Remove.
16112 (struct tree_memory_partition_tag): Likewise.
16113 (union tree_node): Adjust.
16114 (build7): Re-write to be build6.
16115 * tree-pass.h (pass_reset_cc_flags): Remove.
16116 (TODO_update_address_taken): New flag.
16117 (pass_simple_dse): Remove.
16118 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16119 * params.h (MAX_ALIASED_VOPS): Remove.
16120 (AVG_ALIASED_VOPS): Likewise.
16121 * omp-low.c (expand_omp_taskreg): Update SSA form.
16122 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16123 aliases the lhs in a copy stmt.
16124 * tree-ssa-dse.c (struct address_walk_data): Remove.
16125 (memory_ssa_name_same): Likewise.
16126 (memory_address_same): Likewise.
16127 (get_kill_of_stmt_lhs): Likewise.
16128 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16129 unused stores. Look through PHI nodes into post-dominated regions.
16130 (dse_optimize_stmt): Simplify. Properly remove stores.
16131 (tree_ssa_dse): Compute dominators.
16132 (execute_simple_dse): Remove.
16133 (pass_simple_dse): Likewise.
16134 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16135 gimple_loaded_syms and gimple_stored_syms computation.
16136 * toplev.c (dump_memory_report): Dump alias and pta stats.
16137 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16138 (vn_reference_eq): Likewise.
16139 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16140 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16141 valueize_vuses): Remove.
16142 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16143 (get_def_ref_stmt_vuse): ... this.
16144 (vn_reference_lookup_2): New function.
16145 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16146 walking equivalent vuses. Simplify.
16147 (vn_reference_lookup): Likewise.
16148 (vn_reference_insert): Likewise.
16149 (vn_reference_insert_pieces): Likewise.
16150 (visit_reference_op_call): Simplify.
16151 (visit_reference_op_load): Likewise.
16152 (visit_reference_op_store): Likewise.
16153 (init_scc_vn): Remove shared_lookup_vuses initialization.
16154 (free_scc_vn): Remove shared_lookup_vuses freeing.
16155 (sort_vuses, sort_vuses_heap): Remove.
16156 (get_ref_from_reference_ops): Export.
16157 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16158 vector with single vuse pointer.
16159 (vn_reference_lookup_pieces, vn_reference_lookup,
16160 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16161 (shared_vuses_from_stmt): Remove.
16162 (get_ref_from_reference_ops): Declare.
16163 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16164 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16165 memory-tag related code.
16166 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16167 (likely_value): Add comment, skip static-chain of call statements.
16168 (surely_varying_stmt_p): Adjust.
16169 (gimplify_and_update_call_from_tree): Likewise.
16170 (execute_fold_all_builtins): Do not rebuild alias info.
16171 (gimplify_and_update_call_from_tree): Properly update VOPs.
16172 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16173 (copy_ref_info): Remove memory-tag related code.
16174 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16175 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16176 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16178 * tree-ssa-dom.c (gimple_p): Remove typedef.
16179 (eliminate_redundant_computations): Adjust.
16180 (record_equivalences_from_stmt): Likewise.
16181 (avail_expr_hash): Likewise.
16182 (avail_expr_eq): Likewise.
16183 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16184 (stmt_makes_single_load): Likewise.
16185 (stmt_makes_single_store): Likewise.
16186 * tree-ssa-alias.c: Rewrite completely.
16187 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16188 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16189 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16190 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16191 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16192 Remove public functions.
16193 (pass_reset_cc_flags): Remove.
16194 (pass_build_alias): Move ...
16195 * tree-ssa-structalias.c (pass_build_alias): ... here.
16196 * tree-ssa-alias.c (may_be_aliased): Move ...
16197 * tree-flow-inline.h (may_be_aliased): ... here.
16198 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16199 count_uses_and_derefs): Move ...
16200 * gimple.c: ... here.
16201 * gimple.h (count_uses_and_derefs): Declare.
16202 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16203 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16204 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16205 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16206 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16207 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16208 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16210 * tree-dfa.c (refs_may_alias_p): Move ...
16211 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16212 * tree-ssa-alias.h: New file.
16213 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16214 (statement_sink_location): Likewise.
16215 * opts.c (decode_options): Do not adjust max-aliased-vops or
16216 avg-aliased-vops values.
16217 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16218 (TV_CALL_CLOBBER): Likewise.
16219 (TV_FLOW_SENSITIVE): Likewise.
16220 (TV_FLOW_INSENSITIVE): Likewise.
16221 (TV_MEMORY_PARTITIONING): Likewise.
16222 (TV_ALIAS_STMT_WALK): New timevar.
16223 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16224 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16225 (get_address_description): Remove memory-tag related code.
16226 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16227 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16228 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16229 and immediate uses in statements. Document.
16230 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16231 (dump_symbols): Remove.
16232 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16233 * alias.c (get_deref_alias_set): New function split out from ...
16234 (get_alias_set): ... here.
16235 * alias.h (get_deref_alias_set): Declare.
16236 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16237 type parameter. Remove restrict pointer handling. Create a
16238 ref-all pointer in case type-based alias sets do not conflict.
16239 (vect_analyze_data_refs): Remove SMT related code.
16240 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16241 (vectorizable_load): Likewise.
16242 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16243 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16244 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16245 Ignore vops and SMTs.
16246 (dr_analyze_alias): Likewise..
16247 (free_data_ref): Likewise.
16248 (create_data_ref): Likewise.
16249 (analyze_all_data_dependences): Likewise.
16250 (get_references_in_stmt): Adjust.
16251 * tree-flow-inline.h (gimple_aliases_computed_p,
16252 gimple_addressable_vars, gimple_call_clobbered_vars,
16253 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16254 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16255 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16256 gimple_mem_ref_stats): Remove.
16257 (gimple_vop): New function.
16258 (op_iter_next_use): Remove vuses and mayuses cases.
16259 (op_iter_next_def): Remove vdefs case.
16260 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16261 (clear_and_done_ssa_iter): Do not set removed fields.
16262 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16263 Assert we are not iterating over vuses or vdefs if not also
16264 iterating over uses or defs.
16265 (op_iter_init_use): Likewise.
16266 (op_iter_init_def): Likewise.
16267 (op_iter_next_vdef): Remove.
16268 (op_iter_next_mustdef): Likewise.
16269 (op_iter_init_vdef): Likewise.
16270 (compare_ssa_operands_equal): Likewise.
16271 (link_use_stmts_after): Handle vuse operand.
16272 (is_call_used): Use is_call_clobbered.
16273 (is_call_clobbered): Global variables are always call clobbered,
16274 query the call-clobbers bitmap.
16275 (mark_call_clobbered): Ignore global variables.
16276 (clear_call_clobbered): Likewise.
16277 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16278 virtual operands sanity check.
16279 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16281 (TARGET_MEM_REF): Remove TMR_TAG operand.
16282 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16283 Remove call-clobber related code.
16284 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16285 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16286 partitions or escape reason.
16287 (get_single_def_stmt, get_single_def_stmt_from_phi,
16288 get_single_def_stmt_with_phi): Remove.
16289 (dump_referenced_vars): Tidy.
16290 (get_ref_base_and_extent): Allow bare decls.
16291 (collect_dfa_stats): Adjust.
16292 * graphite.c (rename_variables_in_stmt): Adjust.
16293 (graphite_copy_stmts_from_block): Likewise.
16294 (translate_clast): Likewise.
16295 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16297 (translate_vuse_through_block): Use the oracle.
16298 (phi_translate_1): Adjust.
16299 (value_dies_in_block_x): Use the oracle. Cache the outcome
16301 (valid_in_sets): Check if the VUSE for
16302 a REFERENCE is available.
16303 (eliminate): Do not remove stmts during elimination,
16304 instead queue and remove them afterwards.
16305 (do_pre): Do not rebuild alias info.
16306 (pass_pre): Run TODO_rebuild_alias before PRE.
16307 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16308 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16309 (mark_all_v_defs_stmt): Remove.
16310 (mark_all_v_defs_seq): Adjust.
16311 (sra_replace): Likewise.
16312 (scalarize_use): Likewise.
16313 (scalarize_copy): Likewise.
16314 (scalarize_init): Likewise.
16315 (scalarize_ldst): Likewise.
16316 (todoflags): Remove.
16317 (tree_sra): Do not rebuild alias info.
16318 (tree_sra_early): Adjust.
16319 (pass_sra): Run TODO_update_address_taken before SRA.
16320 * tree-predcom.c (set_alias_info): Remove.
16321 (prepare_initializers_chain): Do not call it.
16322 (mark_virtual_ops_for_renaming): Adjust.
16323 (mark_virtual_ops_for_renaming_list): Remove.
16324 (initialize_root_vars): Adjust.
16325 (initialize_root_vars_lm): Likewise.
16326 (prepare_initializers_chain): Likewise.
16327 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16328 (may_propagate_copy_into_stmt): Likewise.
16329 (merge_alias_info): Do nothing for now.
16330 (propagate_tree_value_into_stmt): Adjust.
16331 (stmt_may_generate_copy): Likewise.
16332 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16333 not mark symbols for renaming.
16334 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16335 with the same statement, make sure to update the new pointed-to one.
16336 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16337 call statements, do not mark symbols for renaming.
16338 (mark_operand_necessary): Dump something.
16339 (ref_may_be_aliased): New function.
16340 (mark_aliased_reaching_defs_necessary_1): New helper function.
16341 (mark_aliased_reaching_defs_necessary): Likewise.
16342 (mark_all_reaching_defs_necessary_1): Likewise.
16343 (mark_all_reaching_defs_necessary): Likewise.
16344 (propagate_necessity): Do not process virtual PHIs. For
16345 non-aliased loads mark all reaching definitions as necessary.
16346 For aliased loads and stores mark the immediate dominating
16347 aliased clobbers as necessary.
16348 (visited): New global static.
16349 (perform_tree_ssa_dce): Free visited bitmap after propagating
16351 (remove_dead_phis): Perform simple dead virtual PHI removal.
16352 (remove_dead_stmt): Properly unlink virtual operands when
16354 (eliminate_unnecessary_stmts): Schedule PHI removal after
16356 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16357 (process_replaceable): Likewise.
16358 (find_replaceable_in_bb): Likewise.
16359 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16360 based on the single gimple vop.
16361 (verify_flow_insensitive_alias_info): Remove.
16362 (verify_flow_sensitive_alias_info): Likewise.
16363 (verify_call_clobbering): Likewise.
16364 (verify_memory_partitions): Likewise.
16365 (verify_alias_info): Likewise.
16366 (verify_ssa): Adjust..
16367 (execute_update_addresses_taken): Export. Update SSA
16368 manually. Optimize only when optimizing. Use a local bitmap.
16369 (pass_update_address_taken): Remove TODO_update_ssa, add
16371 (pass_update_address_taken): Just use TODO_update_address_taken.
16372 (init_tree_ssa): Do not initialize addressable_vars.
16373 (verify_ssa): Verify new VUSE / VDEF properties.
16374 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16375 Do not call verify_alias_info.
16376 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16377 Do not free the loaded and stored syms bitmaps. Reset the escaped
16378 and callused solutions. Do not free addressable_vars.
16379 Remove memory-tag related code.
16380 (warn_uninitialized_var): Aliases are always available.
16381 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16382 * lambda-code.c (can_put_in_inner_loop): Adjust.
16383 (can_put_after_inner_loop): Likewise.
16384 (perfect_nestify): Likewise.
16385 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16386 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16387 (vectorizable_conversion): Do not mark symbols for renaming.
16388 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16389 (expand_call_inline): Unlink the calls virtual operands before
16391 (tree_function_versioning): Do not call update_ssa if we are not
16392 updating clones. Simplify.
16393 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16394 (propagate_with_phi): Likewise..
16395 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16396 clobber code. Assert we are not aliased or global.
16397 * tree-flow.h: Include tree-ssa-alias.h
16398 (enum escape_type): Remove.
16399 (struct mem_sym_stats_d): Likewise.
16400 (struct mem_ref_stats_d): Likewise.
16401 (struct gimple_df): Add vop member. Remove global_var,
16402 call_clobbered_vars, call_used_vars, addressable_vars,
16403 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16404 escaped and callused members.
16405 (struct ptr_info_def): Remove all members, add points-to solution
16407 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16408 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16409 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16410 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16411 (tree-ssa-alias.o): Likewise.
16412 (toplev.o): Add tree-ssa-alias.h
16413 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16414 * gimple.c (gimple_set_bb): Fix off-by-one error.
16415 (is_gimple_reg): Do not handle memory tags.
16416 (gimple_copy): Also copy virtual operands.
16417 Delay updating the statement. Do not reset loaded and stored syms.
16418 (gimple_set_stored_syms): Remove.
16419 (gimple_set_loaded_syms): Likewise.
16420 (gimple_call_copy_skip_args): Copy the virtual operands
16421 and mark the new statement modified.
16422 * tree-ssa-structalias.c (may_alias_p): Remove.
16423 (set_uids_in_ptset): Take the alias set to prune with as
16424 parameter. Fold in the alias test of may_alias_p.
16425 (compute_points_to_sets): Compute whether a ptr is dereferenced
16426 in a local sbitmap.
16427 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16428 other ADDRESSOF constraints on the lhs.
16429 (get_constraint_for_component_ref): Assert that we don't get
16430 ADDRESSOF constraints from the base of the reference.
16431 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16432 (struct variable_info): Remove collapsed_to member.
16433 (get_varinfo_fc): Remove.
16434 (new_var_info): Do not set collapsed_to.
16435 (dump_constraint): Do not follow cycles.
16436 (dump_constraint_graph): Likewise.
16437 (build_pred_graph): Likewise.
16438 (build_succ_graph): Likewise.
16439 (rewrite_constraints): Likewise.
16440 (do_simple_structure_copy): Remove.
16441 (do_rhs_deref_structure_copy): Remove.
16442 (do_lhs_deref_structure_copy): Remove.
16443 (collapse_rest_of_var): Remove.
16444 (do_structure_copy): Re-implement.
16445 (pta_stats): New global variable.
16446 (dump_pta_stats): New function.
16447 (struct constraint_expr): Make offset signed.
16448 (UNKNOWN_OFFSET): Define special value.
16449 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16450 (solution_set_expand): New helper function split out from ...
16451 (do_sd_constraint): ... here.
16452 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16453 (do_ds_constraint): Likewise.
16454 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16455 and CALLUSED = *CALLUSED.
16456 (set_union_with_increment): Make inc argument signed.
16457 (type_safe): Remove.
16458 (get_constraint_for_ptr_offset): Handle unknown and negative
16460 (first_vi_for_offset): Handle offsets before start. Bail
16461 out early for offsets beyond the variable extent.
16462 (first_or_preceding_vi_for_offset): New function.
16463 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16464 Together with ESCAPED = *ESCAPED this properly computes reachability.
16465 (find_what_var_points_to): New function.
16466 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16467 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16468 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16469 pt_solutions_intersect): New functions.
16470 (compute_call_used_vars): Remove.
16471 (compute_may_aliases): New main entry into PTA computation.
16472 * gimple.h (gimple_p): New typedef.
16473 (struct gimple_statement_base): Remove references_memory_p.
16474 (struct gimple_statement_with_memory_ops_base): Remove
16475 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16477 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16478 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16479 gimple_set_references_memory): Remove.
16480 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16481 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16483 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16484 (verify_expr): Allow RESULT_DECL.
16485 (gimple_duplicate_bb): Do not copy virtual operands.
16486 (gimple_duplicate_sese_region): Adjust.
16487 (gimple_duplicate_sese_tail): Likewise.
16488 (mark_virtual_ops_in_region): Remove.
16489 (move_sese_region_to_fn): Do not call it.
16490 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16491 and pass_simple_dse.
16492 (execute_function_todo): Handle TODO_update_address_taken,
16493 call execute_update_addresses_taken for TODO_rebuild_alias.
16494 (execute_todo): Adjust.
16495 (execute_one_pass): Init dump files early.
16496 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16498 (create_general_new_stmt): Clear vops.
16499 * tree-ssa-reassoc.c (get_rank): Adjust.
16500 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16501 symbols for renaming.
16502 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16503 (PARAM_AVG_ALIASED_VOPS): Likewise.
16504 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16505 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16506 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16507 (operand_build_cmp, copy_virtual_operands,
16508 create_ssa_artificial_load_stmt, add_to_addressable_set,
16509 gimple_add_to_addresses_taken): Remove public functions.
16510 (unlink_stmt_vdef): New function.
16512 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16514 * config.gcc (powerpc-*-linux*): Merge variants.
16516 2009-04-02 Chao-ying Fu <fu@mips.com>
16517 James Grosbach <james.grosbach@microchip.com>
16519 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16520 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16522 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16523 keep_interrupts_masked_p, use_debug_exception_return_p.
16524 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16525 keep_interrupts_masked, use_debug_exception_return.
16526 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16527 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16529 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16530 (mips_print_operand): Process COP0 registers to print $0 .. $31
16531 correctly for GAS to process.
16532 (mips_interrupt_extra_call_saved_reg_p): New function.
16533 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16535 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16536 (mips_compute_frame_info): Add supports for interrupt context that
16537 includes doubleword accumulators and COP0 registers.
16538 (mips_for_each_saved_acc): New function.
16539 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16540 mips_for_each_saved_reg.
16541 (mips_save_reg): Save accumulators.
16542 (mips_kernel_reg_p): A new for_each_rtx callback.
16543 (mips_expand_prologue): Support interrupt handlers.
16544 (mips_restore_reg): Restore accumulators.
16545 (mips_expand_epilogue): Support interrupt handlers.
16546 (mips_can_use_return_insn): Return false for interrupt handlers.
16547 (mips_epilogue_uses): New function.
16548 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16549 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16550 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16551 cop0_move): New instructions.
16552 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16553 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16555 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16557 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16558 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16559 interrupt handlers, we use K0 as the temporary register.
16560 (EPILOGUE_USES): Change to a function call.
16561 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16562 handlers, we use K0 as the temporary register.
16564 * doc/extend.texi (Function Attributes): Document interrupt,
16565 use_shadow_register_set, keep_interrupts_masked,
16566 use_debug_exception_return for MIPS attributes.
16568 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16570 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16571 Remove a number of t-files from tmake_file.
16572 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16573 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16574 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16575 target_prototype, not TARGET_PROTOTYPE.
16576 (LINK_OS_GNU_SPEC): Define.
16577 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16578 and darwin-ldoubdle.c.
16580 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16583 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16584 (cpp_options): Ditto.
16585 (default_compilers): Ditto.
16586 (display_help): Ditto.
16587 (process_command): Ditto.
16588 (do_spec_1): Ditto.
16589 (set_input): Use lbasename instead of duplicate code.
16590 (save_temps_prefix): New static for -save-temps=obj.
16591 (save_temps_length): Ditto.
16593 * doc/invoke.texi (-save-temps=obj): Document new variant to
16594 -save-temps switch.
16596 2009-04-02 Jeff Law <law@redhat.com>
16598 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16601 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16603 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16604 * configure: Regenerated.
16606 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16608 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16609 share the argument list.
16611 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16615 2009-02-12 Diego Novillo <dnovillo@google.com>
16617 * varpool.c (debug_varpool): New.
16618 * cgraph.h (debug_varpool): Declare.
16620 2009-04-02 Jan Hubicka <jh@suse.cz>
16622 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16625 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16627 * config/i386/i386.c (ix86_abi): Move initialization to ...
16628 (override_options): Here.
16630 2009-04-02 Christian Bruel <christian.bruel@st.com>
16632 * config/sh/sh.c (sh_dwarf_register_span): New function.
16633 (TARGET_DWARF_REGISTER_SPAN): Define.
16634 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16636 2009-04-02 Ira Rosen <irar@il.ibm.com>
16638 PR tree-optimization/39595
16639 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16640 interleaved loads group is not greater than the SLP group size.
16642 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16644 * builtins.c (is_builtin_name): New.
16645 (called_as_built_in): Use is_builtin_name.
16646 * tree.h (is_builtin_name): New.
16647 * varasm.c (incorporeal_function_p): Use is_builtin_name
16649 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16651 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16653 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16656 * c-decl.c (clone_underlying_type): Move this ...
16657 * c-common.c (set_underlying_type): ... here.
16658 Also, make sure the function properly sets TYPE_STUB_DECL() on
16659 the newly created typedef variant type.
16660 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16661 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16664 2009-04-02 Richard Guenther <rguenther@suse.de>
16666 PR tree-optimization/37221
16667 * tree-flow.h (degenerate_phi_result): Declare.
16668 * tree-ssa-dom.c (degenerate_phi_result): Export.
16669 * tree-scalar-evolution.c (analyze_initial_condition): If
16670 the initial condition is defined by a degenerate PHI node
16671 use the degenerate value.
16673 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16675 PR rtl-optimization/39588
16676 * combine.c (merge_outer_ops): Do not set the constant when this
16678 (simplify_shift_const_1): Do not modify it either in this case.
16680 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16682 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16683 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16685 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16688 * c-lex.c (interpret_float): Default (no suffix) is double.
16690 2009-04-1 Xinliang David Li <davidxl@google.com>
16692 * config/i386/i386.c (legitimate_constant_p): Recognize
16693 all one vector constant.
16695 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16697 * config/vax/vax.c: Add #includes to silence warnings.
16698 Change #include order to silence two warnings.
16700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16702 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16703 (ASM_SPEC): Pass -k to the assembler for PIC code.
16705 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16707 * config.gcc: Add vax-*-linux* to the switch.
16708 * config/vax/linux.h: New file. (TARGET_VERSION,
16709 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16713 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16714 Use predicate macros instead of GET_CODE() == foo.
16715 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16716 ashlsi3, rotrsi3, <unnamed>): Likewise.
16718 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16720 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16721 jbbccihi, jbbccisi): Remova trailing whitespace.
16722 * config/vax/constraints.md: Likewise.
16723 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16724 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16725 * config/vax/predicates.md: Likewise.
16726 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16727 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16728 * config/vax/vax.h: Likewise.
16729 * config/vax/vax.md (nonlocal_goto): Likewise.
16731 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16733 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16734 (indirectable_address_p, adjacent_operands_p): Add spaces around
16736 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16738 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16740 * config/vax/vax.c (legitimate_constant_address_p,
16741 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16742 index_term_p, reg_plus_index_p, legitimate_address_p,
16743 vax_mode_dependent_address_p): Update comments to match functions
16744 modified by the recent int->bool conversion.
16746 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16748 * config/vax/builtins.md: Update copyright message.
16749 * config/vax/constraints.md: Likewise.
16750 * config/vax/netbsd-elf.h: Likewise.
16751 * config/vax/predicates.md: Likewise.
16752 * config/vax/vax-protos.h: Likewise.
16753 * config/vax/vax.c: Likewise.
16754 * config/vax/vax.h: Likewise.
16755 * config/vax/vax.md: Likewise.
16756 * config/vax/vax.opt: Likewise.
16758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16760 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16761 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16762 * config/vax/constraints.md (B, R): Likewise.
16763 * config/vax/predicates.md (external_memory_operand,
16764 nonimmediate_addsub_di_operand): Likewise.
16765 * config/vax/vax.c (vax_output_int_add): Likewise.
16766 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16767 untyped_call): Likewise.
16769 2009-04-01 Matt Thomas <matt@3am-software.com>
16771 * config/vax/predicates.md: New file.
16772 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16773 external_const_operand, nonsymbolic_operand, external_memory_operand,
16774 indirect_memory_operand, indexed_memory_operand,
16775 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16776 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16778 * config/vax/constraints.md: New file.
16779 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16781 * config/vax/builtins.md: New file.
16782 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16783 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16785 * config/vax/vax.opt (mqmath): Add option.
16786 * config/vax/vax.md (isfx): Extend with DI.
16787 (VAXintQH, VAXintQHSD): Define.
16788 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16789 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16790 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16791 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16792 (movdi): Update constraints and use vax_output_int_move().
16793 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16794 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16795 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16796 nonlocal_goto): New.
16797 (mov<mode>): Extend accepted operand types.
16798 (subdi3_old): Rename from subdi3, change update constraints and use
16799 a new implementation.
16800 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16801 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16802 MOVE_RATIO, CLEAR_RATIO): Define.
16803 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16804 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16805 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16806 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16807 (split_quadword_operands): Make static and really allow variable
16809 (print_operand_address): Update for PIC generation.
16810 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16811 indexable_address_p, fixup_mathdi_operand,
16812 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16813 (vax_float_literal, legitimate_constant_p,
16814 indirectable_constant_address_p, index_term_p,
16815 reg_plus_index_p): Return bool instead of int.
16816 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16818 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16820 (vax_output_conditional_branch): Indent.
16821 (legitimate_constant_address_p, indirectable_constant_address_p,
16822 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16823 vax_mode_dependent_address_p): Return bool instead of int, update for
16825 * config/vax/vax-protos.h (legitimate_constant_address_p,
16826 legitimate_constant_p, legitimate_address_p,
16827 vax_mode_dependent_address_p): Change declaration to bool.
16828 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16829 vax_expand_addsub_di_operands, vax_output_int_subtract,
16830 vax_output_movmemsi): Declare.
16831 (split_quadword_operands, vax_float_literal): Delete declaration.
16832 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16833 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16834 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16835 ASM_OUTPUT_DWARF_PCREL): Define.
16836 (ASM_SPEC): Change definition to allow PIC generation.
16838 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16840 * doc/sourcebuild.texi: Update front-end requirements.
16842 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16845 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16846 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16847 (booldi3_internal3): Use boolean_or_operator instead of
16850 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16853 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16854 declarator whose size is not an integer constant expression but
16855 folds to an integer constant, then treat it as a constant
16858 2009-04-01 Richard Guenther <rguenther@suse.de>
16860 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16861 i * 4 + 2 to (i * 2 + 1) * 2.
16863 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16866 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16867 return if c_parser_asm_string_literal returned NULL.
16869 2009-04-01 Nick Clifton <nickc@redhat.com>
16871 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16873 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16874 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16875 other typedefs to avoid conflicts with libgcc2.c. Define labels
16876 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16878 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16879 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16882 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16884 * varasm.c (default_function_rodata_section): Declare DOT as
16887 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16888 Andrey Galkin <agalkin@hypercom.com>
16891 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16892 Make object_name unique for each process.
16894 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16897 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16898 addressable variables in the parallel that could go out of scope while
16899 running queued tasks.
16901 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16903 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16904 (CASE_VALUES_THRESHOLD): Redefine.
16905 * config/avr/avr.c (avr_override_options): Remove initialization of
16906 avr_case_values_threshold variable.
16907 (avr_case_values_threshold): Remove variable. Add new function.
16908 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16909 * config/avr/avr.opt (mno-tablejump): Remove option.
16910 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16912 2009-04-01 DJ Delorie <dj@redhat.com>
16914 * varasm.c (default_function_rodata_section): Don't assume
16915 anything about where the first '.' in the section name is.
16917 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16919 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16920 rs6000_emit_stack_tie.
16922 2009-03-31 Ian Lance Taylor <iant@google.com>
16924 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16925 gimple_code with GIMPLE_RESX, not RESX.
16927 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16929 * c-common.c (c_get_ident): New.
16930 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16932 2009-04-01 Ben Elliston <bje@au.ibm.com>
16934 * config/rs6000/sysv4.opt (msdata): Improve option description.
16936 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16938 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16939 (divdf3_internal_lat): Remove.
16940 (divxf3_internal_lat): Remove.
16941 (divxf3_internal_thr): Remove.
16942 (divxf): Use divxf3_internal.
16943 * config/ia64/div.md (divsf3_internal_lat): New.
16944 (divdf3_internal_lat): New.
16945 (divxf3_internal): New.
16947 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16950 * Makefile.in (USE_GCC_STDINT): Define.
16951 (stmp-int-hdrs): Install stdint.h if applicable.
16952 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16954 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16955 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16956 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16957 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16958 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16959 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16960 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16961 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16962 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16963 (c_common_nodes_and_builtins): Initialize
16964 underlying_wchar_type_node. Do not initialize
16965 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16966 nodes for new types.
16967 (c_stddef_cpp_builtins): Define macros for new types.
16968 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16970 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16971 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16972 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16973 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16974 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16975 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16976 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16977 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16978 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16979 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16980 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16981 int16_type_node, int32_type_node, int64_type_node,
16982 uint8_type_node, uint16_type_node, c_uint32_type_node,
16983 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16984 int_least32_type_node, int_least64_type_node,
16985 uint_least8_type_node, uint_least16_type_node,
16986 uint_least32_type_node, uint_least64_type_node,
16987 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16988 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16989 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16990 uintptr_type_node): Define.
16991 * c-cppbuiltin.c (builtin_define_constants,
16992 builtin_define_type_minmax): New.
16993 (builtin_define_stdint_macros): Define more macros.
16994 (c_cpp_builtins): Define more limit macros.
16995 (type_suffix): New.
16996 (builtin_define_type_max): Define in terms of
16997 builtin_define_type_minmax. Remove is_long parameter. All
16999 * config.gcc (use_gcc_stdint): Define.
17000 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17001 Add newlib-stdint.h for generic targets.
17002 * config/glibc-stdint.h, config/newlib-stdint.h,
17003 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17004 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17005 * config/score/score.h (UINTPTR_TYPE): Define.
17006 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17007 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17008 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17009 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17010 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17011 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17012 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17013 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17014 * config/spu/spu.h (STDINT_LONG32): Define.
17015 * configure.ac (use_gcc_stdint): Substitute.
17016 * configure: Regenerate.
17017 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17018 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17019 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17020 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17021 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17022 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17023 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17024 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17025 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17026 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17027 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17028 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17029 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17030 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17031 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17032 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17033 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17034 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17035 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17036 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17037 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17038 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17039 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17040 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17041 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17042 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17043 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17044 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17045 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17047 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17049 * loop-iv.c (suitable_set_for_replacement): Renamed from
17050 simplify_using_assignment; changed to return bool and to accept new
17051 args DEST and SRC. Return true iff we find a source/destination pair
17052 that can be used to make a replacement, and fill SRC and DEST if so.
17053 Remove arg ALTERED. Don't deal with altered regs here. All callers
17055 (simplify_using_initial_values): Deal with altered regs here and track
17056 more precisely the effect they have on the validity of our expression.
17058 * loop-iv.c (simplify_using_condition): A condition of the form
17059 (EQ REG CONST) can be used to simply make a substitution.
17060 (simplify_using_initial_values): Keep track of conditions we have seen
17061 and keep using them to simplify new expressions, while applying the
17062 same substitutions to them as to the expression.
17064 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17065 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17068 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17069 changed. Use this when trying to improve the upper bound.
17070 Generate the comparison by using simplify_gen_relational.
17072 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17074 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17076 (simplify_using_assignment, simplify_using_initial_values): Call
17077 replace_in_expr to make replacements. Call replace_single_def_regs
17078 once on the initial version of the expression.
17080 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17083 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17085 2009-03-31 Richard Guenther <rguenther@suse.de>
17087 PR middle-end/31029
17088 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17089 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17091 2009-03-31 Richard Guenther <rguenther@suse.de>
17093 * tree.h (div_if_zero_remainder): Declare.
17094 * fold-const.c (div_if_zero_remainder): Export.
17095 * tree-ssa-forwprop.c
17096 (forward_propagate_addr_into_variable_array_index): Handle
17097 constant array index addition outside of the variable index.
17099 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17102 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17103 define_splits, floatunssi<mode>2): Require x87 conversions from
17104 DImode to be permitted.
17106 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17108 PR preprocessor/15638
17109 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17111 2009-03-31 Richard Guenther <rguenther@suse.de>
17113 PR middle-end/23401
17114 PR middle-end/27810
17115 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17116 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17117 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17118 a separate statement.
17119 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17120 (lookup_tmp_var): Likewise.
17121 (is_gimple_formal_tmp_or_call_rhs): Remove.
17122 (is_gimple_reg_or_call_rhs): Rename to ...
17123 (is_gimple_reg_rhs_or_call): ... this.
17124 (is_gimple_mem_or_call_rhs): Rename to ...
17125 (is_gimple_mem_rhs_or_call): ... this.
17126 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17127 DECL_GIMPLE_REG_P only if is_formal is true.
17128 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17129 for non-proper post-modify expression gimplification.
17130 (gimplify_self_mod_expr): For post-modify expressions gimplify
17131 the lvalue to a minimal lvalue.
17132 (rhs_predicate_for): Remove formal temp case.
17133 (gimplify_modify_expr_rhs): Likewise.
17134 (gimplify_addr_expr): Use is_gimple_reg.
17135 (gimplify_expr): Remove formal temp cases.
17136 (gimple_regimplify_operands): Likewise.
17137 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17138 and FILTER_EXPR like constants.
17139 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17141 (is_gimple_formal_tmp_rhs): Remove.
17142 (is_gimple_reg_rhs): Remove special casing.
17143 (is_gimple_mem_rhs): Fix.
17144 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17145 (is_gimple_formal_tmp_var): Remove.
17146 (is_gimple_formal_tmp_reg): Likewise.
17147 (is_gimple_min_lval): Allow invariant component ref parts.
17148 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17149 is_gimple_formal_tmp_reg): Remove declarations.
17150 * tree-cfg.c (verify_expr): Verify that variables with address
17151 taken do not have DECL_GIMPLE_REG_P set.
17152 * tree-mudflap.c (mf_build_check_statement_for): Use
17153 force_gimple_operand instead of gimplify_expr.
17155 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17157 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17158 schedulable rows to compute_split_row.
17160 2009-03-31 Ben Elliston <bje@au.ibm.com>
17163 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17166 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17168 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17169 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17170 * configure: Regenerate.
17171 * config.in: Regenerate.
17172 * config/rs6000/rs6000.opt (mtls-markers): Add.
17173 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17174 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17175 (tls_ld_aix, tls_ld_sysv): Likewise.
17176 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17177 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17179 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17181 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17183 2009-03-30 Jan Hubicka <jh@suse.cz>
17185 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17187 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17188 detection and label handling.
17190 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17192 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17193 left_conflicts_size.
17194 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17195 ALLOCNO_LEFT_CONFLICTS_SIZE.
17197 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17198 remove_allocno_from_bucket_and_push,
17199 allocno_spill_priority_compare, push_allocnos_to_stack,
17200 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17201 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17202 (setup_allocno_left_conflicts_num): Ditto. Rename to
17203 setup_allocno_left_conflicts_size.
17204 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17205 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17206 setup_allocno_left_conflicts_size instead of
17207 setup_allocno_left_conflicts_num.
17209 * ira-build.c (ira_create_allocno): Use
17210 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17211 ALLOCNO_LEFT_CONFLICTS_NUM.
17213 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17215 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17216 instead of DF_LR_OUT.
17218 * ira-lives.c (process_bb_node_lives): Ditto.
17220 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17221 instead of DF_LR_{OUT,IN}.
17223 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17225 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17227 2009-03-30 Jan Hubicka <jh@suse.cz>
17229 * except.c (label_to_region_map): Fix thinko.
17231 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17233 PR middle-end/38237
17234 * tree.h (tree_find_value): New declaration.
17235 * tree.c (tree_find_value): New function.
17236 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17238 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17241 * c-decl.c (struct c_binding): Add locus field.
17242 (bind): Add locus argument, set locus field from it.
17243 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17244 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17245 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17246 implicitly_declare, undeclared_variable, lookup_label,
17247 declare_label, c_make_fname_decl, c_builtin_function,
17248 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17251 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17254 * config/i386/i386.c (classify_argument): Check total size of
17257 2009-03-30 Martin Jambor <mjambor@suse.cz>
17259 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17260 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17261 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17264 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17265 seen_variable_array_ref while also traversing a union.
17267 * tree-inline.c (optimize_inline_calls): Do not call
17268 cgraph_node_remove_callees.
17269 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17270 (pass_remove_cgraph_callee_edges): New variable.
17271 * passes.c (init_optimization_passes): Add
17272 pass_remove_cgraph_callee_edges after early inlining and before all
17273 late intraprocedural passes.
17275 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17277 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17279 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17280 Fix typos in names.
17282 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17284 * combine.c (simplify_comparison): Use have_insn_for.
17285 * dojump.c (do_jump): Likewise.
17287 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17289 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17290 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17291 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17292 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17293 instead of sparc_compare_emitted.
17294 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17295 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17296 instead of sparc_compare_emitted.
17298 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17300 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17301 enter/exit cfglayout mode.
17302 (pass_partition_block): Require it.
17303 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17304 (combine_instructions): Track basic blocks instead of labels.
17305 (update_cfg_for_uncondjump): New.
17306 (try_combine): Use it. Update jumps after rescanning.
17307 (pass_combine): Require PROP_cfglayout.
17308 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17310 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17312 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17313 Provide/destroy PROP_cfglayout respectively.
17314 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17315 * tree-pass.h (PROP_cfglayout): New.
17317 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17319 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17320 fold_convert_const_fixed_from_fixed,
17321 fold_convert_const_fixed_from_int,
17322 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17323 set TREE_CONSTANT_OVERFLOW.
17324 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17325 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17327 2009-03-30 Ira Rosen <irar@il.ibm.com>
17329 * tree-vect-loop-manip.c: New file.
17330 * tree-vectorizer.c: Update documentation and included files.
17331 (vect_loop_location): Make extern.
17332 (rename_use_op): Move to tree-vect-loop-manip.c
17333 (rename_variables_in_bb, rename_variables_in_loop,
17334 slpeel_update_phis_for_duplicate_loop,
17335 slpeel_update_phi_nodes_for_guard1,
17336 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17337 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17338 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17339 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17340 find_loop_location): Likewise.
17341 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17342 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17343 get_vectype_for_scalar_type, vect_is_simple_use,
17344 supportable_widening_operation, supportable_narrowing_operation):
17346 (bb_in_loop_p): Move to tree-vect-loop.c.
17347 (new_loop_vec_info, destroy_loop_vec_info,
17348 reduction_code_for_scalar_code, report_vect_op,
17349 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17350 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17351 (vect_supportable_dr_alignment): Likewise.
17352 * tree-vectorizer.h (tree-data-ref.h): Include.
17353 (vect_loop_location): Declare.
17354 Reorganize function declarations according to the new file structure.
17355 * tree-vect-loop.c: New file.
17356 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17357 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17358 * tree-vect-data-refs.c: New file.
17359 * tree-vect-patterns.c (timevar.h): Don't include.
17360 * tree-vect-stmts.c: New file.
17361 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17362 tree-vect-slp.c, tree-vect-loop.c.
17363 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17364 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17365 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17366 (tree-vect-analyze.o): Remove.
17367 (tree-vect-transform.o): Likewise.
17368 (tree-vect-data-refs.o): Add rule.
17369 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17370 tree-vect-slp.o): Likewise.
17371 (tree-vect-patterns.o): Remove redundant dependencies.
17372 (tree-vectorizer.o): Likewise.
17373 * tree-vect-slp.c: New file.
17375 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17377 * optc-gen.awk: Warn if an option flag has multiple different
17380 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17382 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17383 -floop-block): Document dependences on PPL, CLooG and Graphite.
17385 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17387 PR rtl-optimization/323
17388 * c-common.c (c_fully_fold, convert_and_check,
17389 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17390 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17391 * c-common.def (EXCESS_PRECISION_EXPR): New.
17392 * c-cppbuiltin.c (builtin_define_float_constants): Define
17393 constants with enough digits for long double.
17394 * c-lex.c (interpret_float): Interpret constant with excess
17395 precision where appropriate.
17396 * c-opts.c (c_common_post_options): Set
17397 flag_excess_precision_cmdline. Give an error for
17398 -fexcess-precision=standard for C++ for processors where the
17399 option is significant.
17400 * c-parser.c (c_parser_conditional_expression): Handle excess
17401 precision in condition.
17402 * c-typeck.c (convert_arguments): Handle arguments with excess
17404 (build_unary_op): Move excess precision outside operation.
17405 (build_conditional_expr): Likewise.
17406 (build_compound_expr): Likewise.
17407 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17408 (build_modify_expr): Handle excess precision in RHS.
17409 (convert_for_assignment): Handle excess precision in converted
17411 (digest_init, output_init_element, process_init_element): Handle
17412 excess precision in initializer.
17413 (c_finish_return): Handle excess precision in return value.
17414 (build_binary_op): Handle excess precision in operands and add
17415 excess precision as needed for operation.
17416 * common.opt (-fexcess-precision=): New option.
17417 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17418 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17419 For standard excess precision, output explicit conversion to and
17420 truncation from XFmode.
17421 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17422 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17423 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17424 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17425 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17426 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17427 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17428 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17429 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17430 define_splits, sqrt<mode>2): Disable where appropriate for
17431 standard excess precision.
17432 * convert.c (convert_to_real): Do not shorten arithmetic to type
17433 for which excess precision would be used.
17434 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17435 * doc/invoke.texi (-fexcess-precision=): Document option.
17436 (-mfpmath=): Correct index entry.
17437 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17438 flag_excess_precision): New.
17439 * langhooks.c (lhd_post_options): Set
17440 flag_excess_precision_cmdline.
17441 * opts.c (common_handle_option): Handle -fexcess-precision=.
17442 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17443 init_excess_precision): New.
17444 (lang_dependent_init_target): Call init_excess_precision.
17445 * tree.c (excess_precision_type): New.
17446 * tree.h (excess_precision_type): Declare.
17448 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17451 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17452 non-lvalue to component.
17454 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17456 PR preprocessor/34695
17457 * Makefile.in (c-opts.o): Depend on c-tree.h.
17458 * c-common.c: Move down include of diagnostic.h.
17459 (done_lexing, c_cpp_error): New.
17460 * c-common.h (done_lexing): Declare.
17461 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17463 * c-opts.c: Include c-tree.h.
17464 (c_common_init_options): Set preprocessor error callback.
17465 (c_common_handle_option): Do not set preprocessor
17466 inhibit_warnings, warnings_are_errors, warn_system_headers,
17467 pedantic_errors or inhibit_warnings flags.
17468 (c_common_post_options): Do not check cpp_errors (parse_in).
17469 (c_common_finish): Do not output dependencies if there were
17470 errors. Do not check return value of cpp_finish.
17471 * c-ppoutput.c (pp_file_change): Set input_location.
17472 * c-tree.h (c_cpp_error): Declare.
17473 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17475 (diagnostic_build_prefix): Check override_column.
17476 * diagnostic.h (diagnostic_info): Add override_column field.
17477 (diagnostic_override_column): Define.
17479 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17481 * c-common.c (c_expand_expr, c_staticp): Remove.
17482 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17483 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17484 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17485 * c-gimplify.c (gimplify_compound_literal_expr,
17486 optimize_compound_literals_in_ctor): Remove.
17487 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17488 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17489 * c-semantics.c (emit_local_var): Remove.
17491 * langhooks-def.h (lhd_expand_expr): Remove.
17492 * langhooks.c (lhd_expand_expr): Remove.
17493 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17495 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17496 handling from c-semantics.c; don't call into langhook.
17497 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17498 * gimplify.c (gimplify_compound_literal_expr,
17499 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17500 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17501 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17502 as was done in c-gimplify.c.
17503 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17504 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17505 Move from c-common.h.
17506 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17508 * tree.c (staticp): Do not call langhook.
17509 * langhooks.c (lhd_staticp): Delete.
17510 * langhooks-def.h (lhd_staticp): Delete prototype.
17511 (LANG_HOOKS_STATICP): Delete.
17512 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17514 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17515 instead of DECL_STMTs.
17517 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17525 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17527 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17528 contained expression.
17529 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17530 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17531 conditional expressions for C.
17532 (decl_constant_value_for_optimization): Move from
17533 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17534 whether optimizing and that the expression is a VAR_DECL not of
17535 array type instead of doing such checks in the caller. Do not
17536 check pedantic. Call gcc_unreachable for C++.
17537 * c-common.def (C_MAYBE_CONST_EXPR): New.
17538 * c-common.h (c_fully_fold, c_save_expr,
17539 decl_constant_value_for_optimization): New prototypes.
17540 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17541 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17542 EXPR_INT_CONST_OPERANDS): Define.
17543 * c-convert.c (convert): Strip nops from expression.
17544 * c-decl.c (groktypename): Take extra parameters expr and
17545 expr_const_operands. Update call to grokdeclarator.
17546 (start_decl): Update call to grokdeclarator. Add statement for
17547 expressions used in type of decl.
17548 (grokparm): Update call to grokdeclarator.
17549 (push_parm_decl): Update call to grokdeclarator.
17550 (build_compound_literal): Add parameter non_const and build a
17551 C_MAYBE_COSNT_EXPR if applicable.
17552 (grokdeclarator): Take extra parameters expr and
17553 expr_const_operands. Track expressions used in declaration
17554 specifiers and declarators. Fold array sizes and track whether
17555 they are constant expressions and whether they are integer
17556 constant expressions.
17557 (parser_xref_tag): Set expr and expr_const_operands fields in
17559 (grokfield): Update call to grokdeclarator.
17560 (start_function): Update call to grokdeclarator.
17561 (build_null_declspecs): Set expr and expr_const_operands fields in
17563 (declspecs_add_type): Handle expressions in typeof specifiers.
17564 * c-parser.c (c_parser_declspecs): Set expr and
17565 expr_const_operands fields for declaration specifiers.
17566 (c_parser_enum_specifier): Likewise.
17567 (c_parser_struct_or_union_specifier): Likewise.
17568 (c_parser_typeof_specifier): Likewise. Update call to
17569 groktypename. Fold expression as needed. Return expressions with
17570 type instead of adding statements.
17571 (c_parser_attributes): Update calls to c_parser_expr_list.
17572 (c_parser_statement_after_labels): Fold expression before passing
17573 to objc_build_throw_stmt.
17574 (c_parser_condition): Fold expression.
17575 (c_parser_asm_operands): Fold expression.
17576 (c_parser_conditional_expression): Use c_save_expr. Update call
17577 to build_conditional_expr.
17578 (c_parser_alignof_expression): Update call to groktypename.
17579 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17580 original_code. Fold expression argument of va_arg. Create
17581 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17582 argument to va_arg. Update calls to groktypename. Fold array
17583 index for offsetof. Verify that first argument to
17584 __builtin_choose_expr has integer type.
17585 (c_parser_postfix_expression_after_paren_type): Update calls to
17586 groktypename and build_compound_literal. Handle expressions with
17587 side effects in type name.
17588 (c_parser_postfix_expression_after_primary): Update call to
17589 c_parser_expr_list. Set original_code for calls to
17590 __builtin_constant_p.
17591 (c_parser_expr_list): Take extra parameter fold_p. Fold
17592 expressions if requested.
17593 (c_parser_objc_type_name): Update call to groktypename.
17594 (c_parser_objc_synchronized_statement): Fold expression.
17595 (c_parser_objc_receiver): Fold expression.
17596 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17597 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17598 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17599 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17600 (struct c_typespec): Add elements expr and expr_const_operands.
17601 (struct c_declspecs): Add elements expr and expr_const_operands.
17602 (groktypename, build_conditional_expr, build_compound_literal):
17604 (in_late_binary_op): Declare.
17605 * c-typeck.c (note_integer_operands): New function.
17606 (in_late_binary_op): New variable.
17607 (decl_constant_value_for_broken_optimization): Move to c-common.c
17608 and rename to decl_constant_value_for_optimization.
17609 (default_function_array_conversion): Do not strip nops.
17610 (default_conversion): Do not call
17611 decl_constant_value_for_broken_optimization.
17612 (build_array_ref): Do not fold result.
17613 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17614 result when operand is a VLA.
17615 (c_expr_sizeof_type): Update call to groktypename. Handle
17616 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17617 result when operand names a VLA type.
17618 (build_function_call): Update call to build_compound_literal.
17619 Only fold result for calls to __builtin_* functions. Strip
17620 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17621 the function designator.
17622 (convert_arguments): Fold arguments. Update call to
17623 convert_for_assignment.
17624 (build_unary_op): Handle increment and decrement of
17625 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17626 decrement earlier. Fold operand of increment and decrement.
17627 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17628 built for integer operand. Wrap returns that are INTEGER_CSTs
17629 without being integer constant expressions or that have integer
17630 constant operands without being INTEGER_CSTs.
17631 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17632 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17633 result is an integer constant expression or can be used in
17634 unevaluated parts of one and avoid folding and wrap as
17635 appropriate. Fold operands before possibly doing -Wsign-compare
17637 (build_compound_expr): Wrap result for C99 if operands can be used
17638 in integer constant expressions.
17639 (build_c_cast): Update call to digest_init. Do not ignore
17640 overflow from casting floating-point constants to integers. Wrap
17641 results that could be confused with integer constant expressions,
17642 null pointer constants or floating-point constants.
17643 (c_cast_expr): Update call to groktypename. Handle expressions
17644 included in type name.
17645 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17646 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17647 Update calls to convert_for_assignment.
17648 (convert_for_assignment): Take new parameter
17649 null_pointer_constant. Do not strip nops or call
17650 decl_constant_value_for_broken_optimization. Set
17651 in_late_binary_op for conversions to boolean.
17652 (store_init_value): Update call to digest_init.
17653 (digest_init): Take new parameter null_pointer_constant. Do not
17654 call decl_constant_value_for_broken_optimization. pedwarn for
17655 initializers not constant expressions. Update calls to
17656 convert_for_assignment.
17657 (constructor_nonconst): New.
17658 (struct constructor_stack): Add nonconst element.
17659 (really_start_incremental_init, push_init_level, pop_init_level):
17660 Handle constructor_nonconst and nonconst element.
17661 (set_init_index): Call constant_expression_warning for array
17663 (output_init_element): Fold value. Set constructor_nonconst as
17664 applicable. pedwarn for initializers not constant expressions.
17665 Update call to digest_init. Call constant_expression_warning
17666 where constant initializers are required.
17667 (process_init_element): Use c_save_expr.
17668 (c_finish_goto_ptr): Fold expression.
17669 (c_finish_return): Fold return value. Update call to
17670 convert_for_assignment.
17671 (c_start_case): Fold switch expression.
17672 (c_process_expr_stmt): Fold expression.
17673 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17674 ensure statement expression is not evaluated in constant expression.
17675 (build_binary_op): Track whether results are integer constant
17676 expressions or may occur in such, disable folding and wrap results
17677 as applicable. Fold operands for -Wsign-compare warnings unless
17679 (c_objc_common_truthvalue_conversion): Handle results folded to
17680 integer constants that are not integer constant expressions.
17681 * doc/extend.texi: Document when typeof operands are evaluated,
17682 that condition of __builtin_choose_expr is an integer constant
17683 expression, and more about use of __builtin_constant_p in
17686 2009-03-29 Richard Guenther <rguenther@suse.de>
17688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17689 propagate addresses of array references.
17691 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17693 * regmove.c (perhaps_ends_bb_p): Remove.
17694 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17695 from INSN and check that the main loop stays within that basic block.
17696 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17697 (regmove_forward_pass): Split out from regmove_optimize. Use
17698 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17699 (regmove_backward_pass): Split out from regmove_optimize. Use
17700 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17701 (regmove_optimize): Simplify.
17703 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17706 * config/i386/i386.c (classify_argument): Ignore flexible array
17707 member in struct and warn ABI change.
17709 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17711 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17713 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17714 (ix86_adjust_cost): Updated.
17716 2009-03-29 Jan Hubicka <jh@suse.cz>
17718 PR middle-end/28850
17719 * tree-pass.h (pass_cleanup_eh): New function.
17720 (remove_unreachable_regions): Break code handling RTL
17721 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17722 that can not be reached by runtime.
17723 (can_be_reached_by_runtime): New function.
17724 (label_to_region_map): New function.
17725 (num_eh_regions): New function.
17726 (rtl_remove_unreachable_regions): New function.
17727 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17728 (remove_eh_region): New function.
17729 * except.h: Include sbitmap and vecprim.
17730 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17731 num_eh_regions): Declare.
17732 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17733 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17734 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17735 (tree_empty_eh_handler_p): New function.
17736 (cleanup_empty_eh): New function.
17737 (cleanup_eh): New function.
17738 (pass_cleanup_eh): New function.
17740 2009-03-29 Jan Hubicka <jh@suse.cz>
17742 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17743 for removed regions.
17745 2009-03-29 Jan Hubicka <jh@suse.cz>
17747 * except.c (dump_eh_tree): Dump all datastructures.
17749 2009-03-29 Jan Hubicka <jh@suse.cz>
17751 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17752 (duplicate_eh_regions_1): Likewise.
17753 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17754 vector; call EH verification.
17755 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17756 Be ready for region being removed.
17758 2009-03-29 Jan Hubicka <jh@suse.cz>
17760 * bitmap.c (bitmap_last_set_bit): New function.
17761 * bitmap.h (bitmap_last_set_bit): Declare.
17763 2009-03-29 David Ayers <ayers@fsfe.org>
17766 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17767 by calling objc_compare_types and surpress warnings about
17768 incompatible C pointers that are compatible ObjC pointers.
17770 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17772 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17773 call initialize_inline_failed.
17774 (initialize_inline_failed): Move it from here ...
17775 * cgraph.c (initialize_inline_failed): ... to here.
17776 (cgraph_create_edge): Call initialize_inline_failed rather than
17777 setting inline_failed directly.
17779 2009-03-29 Ben Elliston <bje@au.ibm.com>
17782 * sysv4.opt (msdata): Improve comment.
17783 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17784 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17786 2009-03-29 Ben Elliston <bje@au.ibm.com>
17789 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17790 load and store attributes.
17792 2009-03-29 Ben Elliston <bje@au.ibm.com>
17794 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17795 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17796 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17797 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17798 __builtin_infq and __builtin_huge_valq.
17800 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17802 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17804 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17805 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17807 2009-03-28 Xinliang David Li <davidxl@google.com>
17809 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17810 (do_dbg_cnt): New function.
17812 2009-03-28 Jan Hubicka <jh@suse.cz>
17814 Merge from pretty-ipa:
17816 2009-03-27 Jan Hubicka <jh@suse.cz>
17818 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17819 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17820 * passes.c (function_called_by_processed_nodes_p): New.
17821 * ipa-pure-const.c (check_call): Fix handling of operands.
17822 (analyze_function): Dump debug output for skipped bodies.
17823 (local_pure_const): Use function_called_by_processed_nodes_p.
17824 * dwarf2out.c (reference_to_unused): Use output.
17825 * passes.c (do_per_function_toporder): Likewise.
17827 2008-11-12 Jan Hubicka <jh@suse.cz>
17829 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17830 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17831 state_set_in_source enum
17832 (check_decl): Ignore memory tags; do not set fake looping flags;
17834 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17835 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17836 (check_call, analyze_function): Rewrite.
17838 (add_new_function): Update call of analyze_function.
17839 (generate_summary): Add call of analyze_function.
17840 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17841 (local_pure_const): New function.
17842 (pass_local_pure_const): New pass.
17843 * ipa-inline.c (inline_transform): Set after_inlining.
17844 * tree-eh.c (stmt_can_throw_external): New.
17845 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17846 work with aliasing built.
17847 * tree-flow.h (stmt_can_throw_external): New.
17848 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17849 and local pure/const pass in early and late optimization queue.
17851 2009-03-28 Martin Jambor <mjambor@suse.cz>
17853 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17855 (fold_binary): Allow function decl aligment consideration is the
17856 second argument is integer constant one.
17857 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17858 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17859 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17861 2009-03-28 Jan Hubicka <jh@suse.cz>
17863 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17864 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17865 * function.h (rtl_data): Add nothrow flag.
17866 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17867 set DECL_NOTHROW for AVAILABLE functions.
17869 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17871 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17872 following vector keyword has expansion starting with pixel or bool
17873 keyword, expand vector to __vector and pixel or bool to __pixel or
17877 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17878 warn_if_disallowed_function_p): Removed.
17879 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17880 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17881 warning_if_disallowed_function_p.
17882 * flags.h (warn_if_disallowed_function_p,
17883 warn_disallowed_functions): Removed.
17884 * common.opt (Wdisallowed-function-list=): Removed.
17885 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17887 2009-03-28 Richard Guenther <rguenther@suse.de>
17889 PR tree-optimization/38723
17890 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17893 2009-03-28 Jan Hubicka <jh@suse.cz>
17895 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17896 test introduced by my previous patch.
17898 2009-03-28 Richard Guenther <rguenther@suse.de>
17900 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17901 the PHIs value undefined.
17903 2009-03-28 Jan Hubicka <jh@suse.cz>
17905 * tree-pass.h (pass_fixup_cfg): New pass.
17906 * ipa-inline.c (inline_transform): Set
17907 always_inline_functions_inlined/after_inlining.
17908 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17909 (pass_fixup_cfg): New pass.
17910 * passes.c (init_optimization_passes): Add fixup_cfg.
17912 2009-03-28 Richard Guenther <rguenther@suse.de>
17914 PR tree-optimization/38458
17915 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17916 argument use the arguments copy-of value.
17918 2009-03-28 Richard Guenther <rguenther@suse.de>
17920 PR tree-optimization/38180
17921 * tree-ssa-ccp.c (get_default_value): Simplify.
17922 (likely_value): Likewise.
17923 (surely_varying_stmt_p): Properly handle VOP case.
17924 (ccp_initialize): Likewise.
17925 (ccp_fold): Handle propagating through *&.
17926 (fold_const_aggregate_ref): Also handle decls.
17928 2009-03-28 Jan Hubicka <jh@suse.cz>
17930 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17931 * cgraph.h (cgraph_node): Likewise.
17932 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17933 (cgraph_reset_node): Use process flag.
17934 (cgraph_mark_functions_to_output): Likewise.
17935 (cgraph_expand_function): Likewise.
17936 (cgraph_expand_all_functions): Likewise.
17937 (cgraph_output_in_order): Likewise.
17938 * dwarf2out.c (reference_to_unused): Likewise.
17939 * passes.c do_per_function_toporder): Likewise.
17941 2009-03-28 Jan Hubicka <jh@suse.cz>
17943 Bring from lto-branch:
17945 2008-09-03 Doug Kwan <dougkwan@google.com>
17947 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17948 enums instead of reason strings.
17949 * cgraph.c (cgraph_create_edge): Same.
17950 (cgraph_inline_failed_string): New function.
17951 * cgraph.h (cgraph_inline_failed_t): New enum type.
17952 (cgraph_inline_failed_string): New prototype.
17953 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17954 char pointer to cgraph_inline_failed_t.
17955 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17956 (cgraph_default_inline_p): Ditto.
17957 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17958 to cgraph_inline_failed_t pointer.
17959 * cif-code.def: New file.
17960 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17962 (cgraph_check_inline_limits): Change type of REASON to pointer to
17963 cgraph_inline_failed_t. Replace reason strings with enums.
17964 (cgraph_default_inline_p): Ditto.
17965 (cgraph_recursive_inlining_p): Ditto.
17966 (update_caller_keys): Change type of FAILED_REASON to
17967 cgraph_inline_failed_t.
17968 (cgraph_set_inline_failed): Change type of REASON to pointer to
17969 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17970 convert enums to strings for text output.
17971 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17972 to be of type cgraph_inline_failed_t. Replace reason strings with
17973 enums. Call cgraph_inline_failed_string to covert enums
17974 to strings for text output.
17975 (cgraph_decide_inlining): Replace reason strings with enums.
17976 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17977 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17979 * tree-inline.c (expand_call_inline): Change type of REASON
17980 to cgraph_inline_failed_t. Replace reason strings with enums.
17981 Call cgraph_inline_failed_string for text output.
17982 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17985 2009-03-28 Jan Hubicka <jh@suse.cz>
17987 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17988 cgraph_clone_node): Remove master clone handling.
17989 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17990 * cgraph.h (master_clone): Remove.
17991 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17992 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17993 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17995 2009-03-28 Jan Hubicka <jh@suse.cz>
17997 * cgraph.c (cgraph_function_body_availability): Functions declared
17998 inline are always safe to assume that it is not going to be replaced.
18000 2009-03-28 Richard Guenther <rguenther@suse.de>
18002 PR tree-optimization/38513
18003 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18004 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18005 EXC_PTR_EXPR and FILTER_EXPR.
18006 (get_ref_from_reference_ops): Likewise.
18008 2009-03-28 Richard Guenther <rguenther@suse.de>
18010 PR tree-optimization/38968
18011 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18012 Use FLOOR_MOD_EXPR to compute misalignment.
18014 2009-03-28 Richard Guenther <rguenther@suse.de>
18016 PR tree-optimization/37795
18017 * tree.h (combine_comparisons): Declare.
18018 * fold-const.c (combine_comparisons): Export.
18019 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18021 (ifcombine_iforif): Use combine_comparisons.
18023 2009-03-28 Jan Hubicka <jh@suse.cz>
18025 * tree-eh.c (inlinable_call_p): New function.
18026 (make_eh_edges): Use it.
18027 (verify_eh_edges): Use it.
18028 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18029 * except.c (reachable_next_level): Add inlinable_function argument
18030 (sjlj_find_directly_reachable_regions): Update.
18031 (add_reachable_handler): Do not set saw_any_handlers.
18032 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18033 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18034 Add new inlinable call parameter.
18035 (can_throw_internal, can_throw_external): Update.
18036 * except.h (can_throw_internal_1, can_throw_external_1,
18037 foreach_reachable_handler): Update declaration.
18039 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18041 * config/arm/t-arm-coff, config/h8300/coff.h,
18042 config/i386/i386-aout.h, config/i386/i386-coff.h,
18043 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18044 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18045 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18046 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18047 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18048 sys-types.h: Remove.
18049 * Makefile.in: Remove protoize and fixproto support and references
18051 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18052 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18054 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18055 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18056 unprotoize$(exeext).
18057 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18058 (.PHONY): Don't depend on proto.
18059 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18060 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18061 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18062 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18063 build/gen-protos.o, build/scan.o, xsys-protos.h,
18064 build/fix-header$(build_exeext), build/fix-header.o,
18065 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18066 stmp-install-fixproto): Remove.
18067 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18068 SYSCALLS.c or fixproto files.
18069 (install-common): Don't install protoize.
18070 (install-headers-tar, install-headers-cpio, install-headers-cp):
18071 Don't depend on $(STMP_FIXPROTO).
18072 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18073 install fixproto files or write out fixproto settings.
18074 (uninstall): Don't uninstall protoize.
18075 * config.gcc (use_fixproto): Remove.
18076 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18077 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18078 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18079 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18080 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18081 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18082 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18083 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18084 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18085 * config/t-vxworks (STMP_FIXPROTO): Remove.
18086 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18087 STMP_FIXPROTO): Remove.
18088 * config.in, configure: Regenerate.
18089 * crtstuff.c (gid_t, uid_t): Don't undefine.
18090 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18091 (arm-*-coff, arm-*-aout: Remove target entries.
18092 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18093 Remove mention of AIX 4.1.
18094 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18095 * doc/invoke.texi (Running Protoize): Remove.
18096 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18097 (Protoize Caveats): Remove.
18098 * tsystem.h: Update comments on headers assumed to exist.
18100 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18102 * genautomata.c: Add a new year to the copyright. Add a new
18104 (struct insn_reserv_decl): Add comments for member bypass_list.
18105 (find_bypass): Remove.
18106 (insert_bypass): New.
18107 (process_decls): Use insert_bypass.
18108 (output_internal_insn_latency_func): Output all bypasses with the
18109 same input insn in one switch case.
18111 * rtl.def (define_bypass): Describe bypass choice.
18112 * doc/md.texi (define_bypass): Ditto.
18114 2009-03-27 Richard Guenther <rguenther@suse.de>
18116 * gimplify.c (mark_addressable): Export.
18117 * tree-flow.h (mark_addressable): Declare.
18118 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18119 * tree-ssa.c (verify_phi_args): Verify that address taken
18120 variables have TREE_ADDRESSABLE set.
18122 2009-03-27 Richard Guenther <rguenther@suse.de>
18124 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18125 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18126 Do not mark decls TREE_ADDRESSABLE.
18127 (build_fold_addr_expr): Adjust.
18128 (fold_addr_expr): Remove.
18129 (fold_unary): Use build_fold_addr_expr.
18130 (fold_comparison): Likewise.
18131 (split_address_to_core_and_offset): Likewise.
18132 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18134 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18135 (gimplify_modify_expr_to_memcpy): Mark source and destination
18137 * omp-low.c (create_omp_child_function): Mark the object decl
18139 (lower_rec_input_clauses): Mark the var we take the address of
18141 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18143 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18145 PR middle-end/39315
18146 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18147 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18149 2009-03-27 Richard Guenther <rguenther@suse.de>
18151 PR tree-optimization/39120
18152 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18154 (handle_lhs_call): Process return constraints. Add escape
18155 constraints if necessary.
18156 (handle_const_call): Fill out return constraints. Make nested
18157 case more precise. Avoid consttmp if possible.
18158 (handle_pure_call): Fill out return constraints. Avoid
18159 callused if possible.
18160 (find_func_aliases): Simplify call handling.
18162 2009-03-27 Richard Guenther <rguenther@suse.de>
18164 PR tree-optimization/39120
18165 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18166 as a representative.
18167 (solve_graph): Do propagate CALLUSED.
18168 (handle_pure_call): Use a scalar constraint from CALLUSED for
18170 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18173 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18176 * c-common.c (handle_aligned_attribute): Properly check alignment
18177 overflow. Use (1U << i) instead of (1 << i).
18179 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18181 * expr.h (get_mem_align_offset): Updated.
18183 * tree.h (tree_decl_common): Change align to "unsigned int" and
18184 move it before pointer_alias_set.
18186 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18187 Jakub Jelinek <jakub@redhat.com>
18190 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18191 gr_register_operand with gr_reg_or_0_operand.
18192 (cmpxchg_rel_di): Likewise.
18193 (sync_lock_test_and_set<mode>): Likewise.
18195 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18197 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18198 (true_regnum): Likewise.
18200 * rtlanal.c (subreg_info): Moved to ...
18201 * rtl.h (subreg_info): Here. New.
18202 (subreg_get_info): New.
18204 * rtlanal.c (subreg_get_info): Make it extern.
18206 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18209 * config/i386/i386.c (ix86_abi): New.
18210 (override_options): Handle -mabi=.
18211 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18212 (ix86_call_abi_override): Likewise.
18213 (init_cumulative_args): Likewise.
18214 (function_arg_advance): Likewise.
18215 (function_arg_64): Likewise.
18216 (function_arg): Likewise.
18217 (ix86_pass_by_reference): Likewise.
18218 (ix86_function_value_regno_p): Likewise.
18219 (ix86_build_builtin_va_list_abi): Likewise.
18220 (setup_incoming_varargs_64): Likewise.
18221 (is_va_list_char_pointer): Likewise.
18222 (ix86_init_machine_status): Likewise.
18223 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18224 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18225 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18226 (ix86_function_abi): Make it static and return enum calling_abi.
18227 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18229 (ix86_fn_abi_va_list): Updated.
18231 * config/i386/i386.h (ix86_abi): New.
18232 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18233 (CONDITIONAL_REGISTER_USAGE): Likewise.
18234 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18235 (machine_function): Likewise.
18237 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18239 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18240 (STACK_BOUNDARY): Likewise.
18241 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18243 * config/i386/i386.opt (mabi=): New.
18245 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18246 return enum calling_abi.
18247 (ix86_function_type_abi): Likewise.
18248 (ix86_function_abi): Removed.
18250 * doc/invoke.texi: Document -mabi= option for x86.
18252 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18254 * builtins.c (real_dconstp): Delete.
18255 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18257 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18258 Jakub Jelinek <jakub@redhat.com>
18261 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18262 (gen_subprogram_die): When a function is explicit, generate the
18263 DW_AT_explicit attribute.
18264 * langhooks.h (struct lang_hooks_for_decls): Add
18265 function_decl_explicit_p langhook.
18266 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18267 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18269 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18271 * builtins.c (fold_builtin_memory_op): Optimize memmove
18272 into memcpy if we can prove source and destination don't overlap.
18274 * tree-inline.c: Include gt-tree-inline.h.
18275 (clone_fn_id_num): New variable.
18276 (clone_function_name): New function.
18277 (tree_function_versioning): Use it.
18278 * Makefile.in (GTFILES): Add tree-inline.c.
18280 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18282 * BASE-VER: Change to 4.5.0.
18284 2009-03-27 Xinliang David Li <davidxl@google.com>
18286 PR tree-optimization/39557
18287 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18289 2009-03-27 Xinliang David Li <davidxl@google.com>
18291 PR tree-optimization/39548
18292 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18295 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18297 * c-common.c (pointer_int_sum): Use %wd on return from
18300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18302 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18303 on return from tree_low_cst.
18305 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18308 * ginclude/stdarg.h (va_copy): Define also for
18309 __GXX_EXPERIMENTAL_CXX0X__.
18311 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18314 * builtins.h (c_strlen): Do not warn here.
18315 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18316 * c-common.c (pointer_int_sum): Take an explicit location.
18317 Warn about offsets out of bounds.
18318 * c-common.h (pointer_int_sum): Adjust declaration.
18320 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18322 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18325 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18328 * opts.c (warn_if_disallowed_function_p): Don't assume
18329 get_callee_fndecl must return non-NULL.
18331 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18333 PR rtl-optimization/39522
18334 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18335 when reg_reloaded_valid is set.
18337 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18339 * config/spu/divv2df3.c: New file.
18340 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18341 (DPBIT_FUNCS): Filter out _div_df.
18343 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18345 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18346 a jump insn, count that jump in the distance to the loop start.
18348 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18351 * config/sh/sh.c (calc_live_regs): Fix condition for global
18352 registers except PIC_OFFSET_TABLE_REGNUM.
18354 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18357 * doc/invoke.texi (-mconsole): New.
18359 (-mno-cygwin): New.
18361 (-mnop-fun-dllimport): New.
18365 (sub section "i386 and x86-64 Windows Options"): New.
18367 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18369 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18370 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18372 2009-03-25 Richard Guenther <rguenther@suse.de>
18374 PR middle-end/39497
18375 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18378 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18380 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18381 neither of haifa/selective schedulers are working.
18383 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18385 * doc/invoke.texi (Debugging Options): Fix description of
18386 -fno-merge-debug-strings.
18388 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18390 * config/cris/libgcc.ver: New version-script.
18391 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18393 * configure.ac <GAS features, nop mnemonic>: Add pattern
18394 crisv32-*-* for "nop".
18395 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18396 * configure: Regenerate.
18398 2009-03-24 Ira Rosen <irar@il.ibm.com>
18400 PR tree-optimization/39529
18401 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18402 mark_sym_for_renaming for the tag copied to the new vector
18405 2009-03-24 Arthur Loiret <aloiret@debian.org>
18407 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18408 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18409 EXTRA_SPEC_FUNCTIONS.
18410 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18411 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18412 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18413 -march and -mtune options.
18415 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18417 * config/m68k/t-rtems: Add m5329 multilib.
18419 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18420 Jakub Jelinek <jakub@redhat.com>
18423 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18426 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18429 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18430 instead of c_parser_expression_conv, if original_code isn't one of the
18431 4 allowed comparison codes, fail.
18433 2009-03-23 Richard Guenther <rguenther@suse.de>
18435 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18436 * tree.h (struct tree_type): Likewise.
18437 * reload.h (struct insn_chain): Likewise.
18438 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18439 * function.h (struct function): Likewise.
18440 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18442 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18444 PR tree-optimization/39516
18445 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18447 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18449 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18450 should be set true if BITS_PER_WORD of target is bigger than 32
18452 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18454 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18455 Translate -B-options to -rpath-link. Correct existing
18456 rpath-link and conditionalize on !nostdlib.
18458 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18460 * doc/extend.texi (Function Attributes, Variable Attributes):
18462 * doc/invoke.texi (Debugging Options, Optimize Options)
18463 (i386 and x86-64 Options, MCore Options): Likewise.
18465 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18468 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18469 it for block local namespace aliases.
18470 (gen_decl_die): Pass context_die to gen_namespace_die.
18472 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18475 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18476 minimum or maximum value.
18478 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18480 * reginfo.c (globalize_reg): Recompute derived reg sets.
18482 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18485 * libgcc2.c (mprotect): Do not use signed arguments for
18486 VirtualProtect, use DWORD arguments. Also fix the 'may
18487 be used uninitialized' warning for the np variable.
18489 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18492 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18493 functions using regparm calling conventions when not optimizing.
18494 (ix86_function_sseregparm): Similarly for sseregparm calling
18497 2009-03-19 Li Feng <nemokingdom@gmail.com>
18499 PR middle-end/39500
18500 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18501 dependence if the first conflict is after niter iterations.
18503 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18505 PR middle-end/38609
18506 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18507 functions with dynamic stack-pointer adjustments.
18509 2009-03-19 Ben Elliston <bje@au.ibm.com>
18511 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18512 option; change to -msdata=data.
18514 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18516 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18519 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18522 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18524 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18526 * doc/invoke.texi (Code Gen Options): Expand discussion of
18529 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18531 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18532 * matrix-reorg.c (struct matrix_info): Likewise.
18533 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18534 * rtl.h (struct mem_attrs): Likewise.
18535 * df.h (struct df): Likewise.
18536 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18537 * ira-int.h (struct ira_allocno): Likewise.
18538 * df-scan.c (struct df_collection_rec): Likewise.
18539 * ira.c (struct equivalence): Likewise.
18540 * function.c (struct temp_slot): Likewise.
18541 * cfgloop.h (struct loop): Likewise.
18544 * function.c (use_register_for_decl): When not optimizing, disregard
18545 register keyword for variables with types containing methods.
18547 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18549 PR middle-end/39447
18550 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18551 (is_simple_operand): Call contains_component_ref_p before calling data
18552 reference analysis that would fail on COMPONENT_REFs.
18554 * tree-vrp.c (search_for_addr_array): Fix formatting.
18556 2009-03-18 Richard Guenther <rguenther@suse.de>
18558 * tree-vect-transform.c (vect_loop_versioning): Fold the
18559 generated comparisons.
18560 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18561 (slpeel_tree_peel_loop_to_edge): Likewise.
18563 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18565 PR middle-end/37805
18566 * opts.c (print_specific_help): In addition to `undocumented',
18567 accept `separate' and `joined' flags if passed alone. Describe
18568 output by the first matched one of those.
18569 (common_handle_option): Skip over empty strings.
18570 * gcc.c (display_help): Fix help string for `--help='.
18571 * doc/invoke.texi (Option Summary, Overall Options): With
18572 `--help=', classes and qualifiers can both be repeated, but
18573 only the latter can be negated. One should not pass only
18574 negated qualifiers. Fix markup and examples.
18577 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18578 PR middle-end/37805
18579 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18580 and -fhelp=separate.
18582 2009-03-17 Jing Yu <jingyu@google.com>
18584 PR middle-end/39378
18585 * function.h (struct rtl_data): Move is_thunk from here...
18586 (struct function): ...to here.
18587 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18588 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18590 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18592 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18593 (alpha_output_function_end_prologue): Likewise.
18594 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18595 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18596 (rs6000_output_function_epilogue): Likewise.
18597 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18599 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18602 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18603 from different units in a single alternative.
18604 (*truncdfsf_i387): Ditto.
18605 (*truncxfsf2_mixed): Ditto.
18606 (*truncxfdf2_mixed): Ditto.
18608 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18610 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18611 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18614 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18615 unused non-artificial variables when not optimizing.
18618 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18619 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18620 NAMESPACE_DECL in its DECL_INITIAL.
18622 PR middle-end/39443
18623 * optabs.c (set_user_assembler_libfunc): New function.
18624 * expr.h (set_user_assembler_libfunc): New prototype.
18625 * c-common.c: Include libfuncs.h.
18626 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18627 for memcmp, memset, memcpy, memmove and abort.
18628 * Makefile.in (c-common.o): Depend on libfuncs.h.
18631 * dwarf2out.c (gen_inlined_enumeration_type_die,
18632 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18633 gen_tagged_type_instantiation_die): Removed.
18634 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18637 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18640 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18642 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18643 (check-parallel-%): Ditto.
18644 (check-consistency): Ditto.
18646 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18648 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18649 local variable rhs by NULL_TREE.
18651 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18654 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18656 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18659 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18661 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18664 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18665 for ms->sysv ABI calls only in 64bit mode.
18667 * config/i386/i386.md (untyped_call): Support 32bit.
18669 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18671 * doc/extend.texi: Replace x86_65 with x86_64.
18673 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18675 PR tree-optimization/39455
18676 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18677 mismatches for POINTER_TYPE_P (type).
18678 (number_of_iterations_le): Likewise.
18680 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18682 * config/picochip/picochip.c: Removed profiling support.
18683 * config/picochip/picochip.md: Removed profiling instruction.
18684 * config/picochip/picochip.h: Removed profiling builtin.
18686 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18688 * doc/install.texi (--with-host-libstdcxx): Document.
18690 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18693 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18694 generate a warning if the function name does not begin with
18695 "__vector" and the function has either the 'signal' or 'interrupt'
18696 attribute, from here to ...
18697 (avr_declare_function_name): ...here. New function.
18698 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18699 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18701 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18704 * cse.c (fold_rtx): Don't modify original const_arg1 when
18705 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18706 separate variable instead.
18707 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18708 from out of range shift counts.
18709 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18711 2009-03-13 Catherine Moore <clm@codesourcery.com>
18713 * config/i386/x-mingw32 (host-mingw32.o): Replace
18714 diagnostic.h with $(DIAGNOSTIC_H).
18716 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18719 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18721 * config/i386/sync.md (sync_compare_and_swap<mode>,
18722 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18723 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18725 (sync_double_compare_and_swapdi_pic,
18726 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18727 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18729 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18732 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18734 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18738 (avx_addsubv4df3): Likewise.
18739 (*avx_addsubv4sf3): Likewise.
18740 (sse3_addsubv4sf3): Likewise.
18742 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18745 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18747 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18750 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18751 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18752 registers for allocnos created from user-defined variables.
18754 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18757 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18758 of non-integer mode as well.
18760 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18762 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18763 for functions for which the parameter types are unknown.
18765 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18768 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18769 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18770 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18771 * config/i386/i386.c (ix86_local_alignment): For
18772 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18773 long long variables on the stack to avoid dynamic realignment.
18774 Allow the first argument to be a decl rather than type.
18775 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18777 2009-03-11 Nick Clifton <nickc@redhat.com>
18780 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18782 Add description to mno-lsim option.
18783 * config/mcore/mcore.h: Remove comment about deprecated m4align
18785 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18786 * doc/invoke.texi: Add description of mno-lsim and
18787 mstack-increment options.
18789 * config/fr30/fr30.opt: Document the -mno-lsim option.
18790 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18791 and -mno-lsim options.
18793 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18795 * fold-const.c (fold_comparison): Only call fold_inf_compare
18796 if the mode supports infinities.
18798 2009-03-11 Jason Merrill <jason@redhat.com>
18801 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18802 end already did. Notice GIMPLE_CALL modifications of the result.
18803 Don't copy debug information from an ignored decl or a decl from
18806 2009-03-10 Richard Guenther <rguenther@suse.de>
18807 Nathan Froyd <froydnj@codesourcery.com>
18809 PR middle-end/37850
18810 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18811 (__divMODE3): Likewise.
18813 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18815 PR tree-optimization/39394
18816 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18817 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18819 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18821 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18822 inline asms for register asm ("") declarations.
18824 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18826 * fold-const.c (fold_unary): Fix comment.
18828 2009-03-07 Jan Hubicka <jh@suse.cz>
18831 * tree-inline.c (setup_one_parameter): Do replacement of const
18832 argument by constant in SSA form.
18834 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18836 PR middle-end/38028
18837 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18838 determine alignment passed to assign_stack_local.
18839 (assign_parms_unsplit_complex): Likewise.
18840 * except.c (sjlj_build_landing_pads): Likewise.
18842 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18844 PR middle-end/39360
18845 * tree-flow.h (add_referenced_var): Return bool instead of void.
18846 * tree-dfa.c (add_referenced_var): Return result of
18847 referenced_var_check_and_insert call.
18848 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18849 of referenced_var_check_and_insert.
18852 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18853 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18854 DIE, don't emit it if abstract origin already has it.
18855 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18856 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18858 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18860 * genpreds.c (needs_variable): Fix parentheses at variable name
18862 (write_tm_constrs_h): Indent generated code.
18864 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18866 * doc/extend.texi (Function Attributes): Add documentation
18867 for isr attributes.
18869 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18872 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18873 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18875 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18877 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18880 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18883 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18884 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18886 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18888 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18890 constants instead of magic numbers.
18891 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18893 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18894 (x86_64_ms_abi_int_parameter_registers): Ditto.
18895 (x86_64_int_return_registers): Ditto.
18896 (ix86_maybe_switch_abi): Ditto.
18897 (ix86_expand_call): Ditto for clobbered_registers array.
18898 (ix86_hard_regno_mode_ok): Ditto.
18899 (x86_extended_QIreg_mentioned_p): Ditto.
18901 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18903 PR tree-optimization/39349
18904 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18906 * combine.c (gen_lowpart_for_combine): Use omode when generating
18909 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18911 PR rtl-optimization/39235
18912 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18914 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18916 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18918 2009-03-04 Richard Guenther <rguenther@suse.de>
18920 PR tree-optimization/39362
18921 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18922 that occur in abnormal PHIs should be varying.
18924 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18926 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18928 (simple_iv): Take loop as an argument instead of statement.
18929 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18930 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18932 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18934 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18935 * matrix-reorg.c (analyze_transpose): Ditto.
18936 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18937 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18938 * tree-predcom.c (ref_at_iteration): Ditto.
18939 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18941 2009-03-04 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/39358
18944 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18945 escaped_id and callused_id.
18946 (solve_graph): Likewise.
18948 2009-03-04 Richard Guenther <rguenther@suse.de>
18950 PR tree-optimization/39339
18951 * tree-sra.c (try_instantiate_multiple_fields): Make it
18952 no longer ICE on the above.
18954 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18956 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18957 that fits within Pmode.
18959 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18961 PR middle-end/10109
18962 * tm.texi (LIBCALL_VALUE): Update description.
18964 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18966 PR middle-end/34443
18967 * doc/extend.texi (section): Update description.
18969 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18971 PR middle-end/39345
18972 * tree-inline.c (remapped_type): New.
18973 (can_be_nonlocal): Call remapped_type instead of remap_type.
18975 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18978 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18979 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18981 2009-03-03 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/39272
18984 * tree.c (tree_nonartificial_location): New function.
18985 * tree.h (tree_nonartificial_location): Declare.
18986 * builtins.c (expand_builtin_memory_chk): Provide location
18987 of the call location for artificial function pieces.
18988 (maybe_emit_chk_warning): Likewise.
18989 (maybe_emit_sprintf_chk_warning): Likewise.
18990 (maybe_emit_free_warning): Likewise.
18991 * expr.c (expand_expr_real_1): Likewise.
18993 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18995 PR tree-optimization/39343
18996 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18997 COMPONENT_REF t has ARRAY_TYPE.
18999 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19001 PR middle-end/39335
19002 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19003 when the type precision of the induction variable should be
19004 larger than the type precision of nit.
19005 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19006 * graphite.c (graphite_loop_normal_form): Same.
19007 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19009 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19012 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19013 numbers to describe clobbered registers.
19014 (*call_value_0_rex64_ms_sysv): Ditto.
19015 * config/i386/mmx.md (mmx_emms): Ditto.
19016 (mmx_femms): Ditto.
19018 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19020 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19023 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19025 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19026 (spu_section_type_flags): New function.
19028 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19030 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19031 reg_class_contents of FLOAT_REGS into a temporary.
19033 2009-03-02 Richard Guenther <rguenther@suse.de>
19034 Ira Rosen <irar@il.ibm.com>
19036 PR tree-optimization/39318
19037 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19038 information to the vectorized statement.
19040 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19042 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19043 variable. Use defined names instead of magic constants for REX SSE
19046 2009-03-01 Richard Guenther <rguenther@suse.de>
19048 PR tree-optimization/39331
19049 * omp-low.c (lower_send_shared_vars): Do not receive new
19050 values for the reference of DECL_BY_REFERENCE parms or results.
19052 2009-03-01 Jan Hubicka <jh@suse.cz>
19055 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19056 BLOCK_NONLOCALIZED_VAR): New macros.
19057 (tree_block): Add nonlocalized_vars.
19058 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19059 gen_decl_die): Add origin argument. Allow generation of die with
19060 origin at hand only.
19061 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19062 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19064 (gen_block_die): Fix checking for unused blocks.
19065 (process_scope_var): Break out from .... ; work with origins only.
19066 (decls_for_scope) ... here; process nonlocalized list.
19067 (dwarf2out_ignore_block): Look for nonlocalized vars.
19068 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19070 (dump_scope_block): Dump them.
19071 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19072 (remap_block): Likewise.
19073 (can_be_nonlocal): New predicate.
19074 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19076 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19078 * configure: Regenerate.
19080 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19082 * optc-gen.awk: No need to duplicate option flags twice.
19083 Reuse help texts for duplicate options which do not have any.
19085 * gcc.c (display_help): Document --version.
19087 * gcc.c (main): If print_help_list and verbose_flag, ensure
19088 driver output comes before subprocess output.
19090 * optc-gen.awk: Assign all remaining fields to help string,
19091 space-separated, for multi-line help in *.opt.
19093 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19094 -Wno-pedantic-ms-format is for MinGW targets only.
19096 * doc/options.texi (Option file format): Fix bad indentation,
19097 restoring dropped sentence.
19099 2009-02-28 Jan Hubicka <jh@suse.cz>
19101 * tree-inline.c (tree_function_versioning): Output debug info.
19103 2009-02-28 Jan Hubicka <jh@suse.cz>
19106 * tree-inline.c (setup_one_parameter): Do not copy propagate
19107 arguments when not optimizing.
19109 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19112 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19113 (avx_addsubv4df3): Likewise.
19114 (*avx_addsubv4sf3): Likewise.
19115 (sse3_addsubv4sf3): Likewise.
19116 (*avx_addsubv2df3): Likewise.
19117 (sse3_addsubv2df3): Likewise.
19118 (avx_unpckhps256): Correct item selectors.
19119 (avx_unpcklps256): Likewise.
19120 (avx_unpckhpd256): Likewise.
19121 (avx_unpcklpd256): Likewise.
19123 2009-02-28 Jan Hubicka <jh@suse.cz>
19125 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19127 (copy_arguments_for_versioning): If var is declared don't declare it.
19128 (tree_function_versioning): First setup substitutions and then copy
19131 2009-02-27 Jan Hubicka <jh@suse.cz>
19134 * cgraph.h (varpool_output_debug_info): Remove.
19135 * cgraphunit.c (varpool_output_debug_info): Remove.
19136 * dwarf2out.c (deferred_locations_struct): New struct
19137 (deferred_locations): New type.
19138 (deferred_locations_list): New static var.
19139 (deffer_location): New function.
19140 (gen_variable_die): Use it.
19141 (decls_for_scope): Output info on local static vars.
19142 (dwarf2out_finish): Process deferred locations.
19143 * varpool.c (varpool_output_debug_info): Remove.
19145 2009-02-27 Jan Hubicka <jh@suse.cz>
19148 * tree.h (TREE_PROTECTED): Fix comment.
19149 (BLOCK_HANDLER_BLOCK): Remove.
19150 (struct tree_block): Remove handler_block add body_block.
19151 (inlined_function_outer_scope_p): New.
19152 (is_body_block): Remove.
19153 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19154 * dwarf2out.c (is_inlined_entry_point): Remove.
19155 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19156 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19158 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19159 * gimplify.c (gimplify_expr): Gimplify body blocks.
19160 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19161 block with multiple subblocks.
19162 (dump_scope_block): Prettier output; dump more flags and info.
19163 (dump_scope_blocks): New.
19164 (remove_unused_locals): Use dump_scope_blocks.
19165 * tree-flow.h (dump_scope_blocks): Declare.
19166 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19167 * stmt.c (is_body_block): Remove.
19168 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19169 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19171 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19173 PR middle-end/39308
19174 * graphite.c (graphite_loop_normal_form): Do not call
19175 number_of_iterations_exit from a gcc_assert.
19177 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19179 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19180 jumps if COND is NULL.
19181 (find_cond_jump): New function.
19182 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19183 * config/s390/s390.md: Remove z10_cobra attribute value.
19185 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19187 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19188 force_const_mem returns NULL_RTX.
19190 2009-02-26 Jan Hubicka <jh@suse.cz>
19193 * cgraph.h (varpool_output_debug_info): Remove.
19194 * cgraphunit.c (varpool_output_debug_info): Remove.
19195 * dwarf2out.c (deferred_locations_struct): New struct
19196 (deferred_locations): New type.
19197 (deferred_locations_list): New static var.
19198 (deffer_location): New function.
19199 (gen_variable_die): Use it.
19200 (decls_for_scope): Output info on local static vars.
19201 (dwarf2out_finish): Process deferred locations.
19202 * varpool.c (varpool_output_debug_info): Remove.
19204 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19206 PR rtl-optimization/39241
19207 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19208 to subreg_offset_representable_p.
19210 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19212 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19213 execute function prototype. Get f and nregs from max_reg_num
19214 and get_insns. Remove the first backward pass as it's dead,
19215 guard the forward pass by flag_expensive_optimizations.
19216 (rest_of_handle_regmove): Delete.
19217 (pass_regmove): Replace it with regmove_optimize.
19219 2009-02-25 Martin Jambor <mjambor@suse.cz>
19221 PR tree-optimization/39259
19222 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19223 calls_alloca function flags.
19224 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19225 calls are detected.
19227 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19229 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19230 flags_set_1_rtx, flags_set_1_set): Delete.
19231 (regmove_optimize): Do not call mark_flags_life_zones.
19233 2009-02-24 Julian Brown <julian@codesourcery.com>
19236 * config/arm/arm.c (require_pic_register): Only set
19237 cfun->machine->pic_reg once per function.
19239 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19241 * doc/invoke.texi (Link Options): Document an easier way to pass
19242 options that take arguments to the GNU linker using -Xlinker and -Wl.
19244 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19247 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19249 2009-02-24 Richard Guenther <rguenther@suse.de>
19252 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19254 2009-02-24 Richard Guenther <rguenther@suse.de>
19255 Zdenek Dvorak <ook@ucw.cz>
19257 PR tree-optimization/39233
19258 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19259 from converting them to a generic type.
19261 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19263 PR tree-optimization/39260
19264 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19265 contains a condition with a real type.
19266 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19268 2009-02-23 Jason Merrill <jason@redhat.com>
19271 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19272 narrowing_initializer_constant_valid_p.
19273 (narrowing_initializer_constant_valid_p): Don't return
19274 null_pointer_node for adding a pointer to itself.
19276 2009-02-23 Jan Hubicka <jh@suse.cz>
19279 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19282 2009-02-23 Jan Hubicka <jh@suse.cz>
19284 PR tree-optimization/37709
19285 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19286 * tree.h (block_ultimate_origin): Declare.
19287 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19288 * tree-ssa-live.c (remove_unused_scope_block_p):
19289 Eliminate blocks containig no instructions nor live variables nor
19291 (dump_scope_block): New function.
19292 (remove_unused_locals): Enable removal of dead blocks by default;
19293 enable dumping at TDF_DETAILS.
19295 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19297 * config/i386/i386.c (classify_argument): Don't allow COImode
19299 (function_arg_advance_32): Don't allow OImode.
19300 (function_arg_32): Likewise.
19301 (function_value_32): Likewise.
19302 (return_in_memory_32): Likewise.
19303 (function_arg_64): Remove OImode comment.
19305 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19308 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19309 ix86_expand_vector_set for V4DImode in 64bit mode only.
19310 (ix86_expand_vector_init_one_var): Likewise.
19312 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19314 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19316 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19319 * loop-iv.c: Revert last change.
19320 * emit-rtl.c: Likewise.
19322 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19325 * config/i386/i386.c (type_natural_mode): Remove an extra
19326 space in the warning message.
19327 (function_value_32): Handle 32-byte vector modes.
19328 (return_in_memory_32): Likewise.
19330 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19332 * loop-iv.c (truncate_value): New function.
19333 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19335 (lowpart_subreg): Move to...
19336 * emit-rtl.c: ...here.
19338 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19340 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19341 accidental and undocumented change at revision 140860.
19343 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19345 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19346 take gimple_seq * arguments.
19347 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19348 types_compatible_p langhook.
19350 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19351 Joseph Myers <joseph@codesourcery.com>
19353 * config/arm/arm.c (arm_builtin_va_list): New function.
19354 (arm_expand_builtin_va_start): Likewise.
19355 (arm_gimplify_va_arg_expr): Likewise.
19356 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19357 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19358 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19359 (va_list_type): New variable.
19360 (arm_mangle_type): Mangle va_list_type appropriately.
19362 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19364 PR middle-end/39157
19365 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19366 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19367 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19368 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19369 parameter to 1000 for -O1 by default.
19370 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19372 * loop-invariant.c: Include params.h.
19373 (move_loop_invariants): Don't call move_single_loop_invariants on
19376 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19378 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19379 offset when calculating bounds for indexing stack_usage_map. Fixes
19380 a buffer overflow with certain target setups.
19382 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19385 * calls.c (expand_call): Clear try_tail_call if caller and callee
19386 disagree in promotion of function return value.
19388 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19391 * c-common.c (c_determine_visibility): If visibility changed and
19392 DECL_RTL has been already set, call make_decl_rtl to update symbol
19395 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19398 * varasm.c (assemble_variable): Don't check DECL_NAME when
19399 globalizing a variable.
19401 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19404 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19405 expression before any __builtin_trap call.
19406 * c-typeck.c (build_function_call): Convert and check function
19407 arguments before generating a call to a trap. Evaluate the
19408 function arguments before the trap.
19410 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19413 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19414 (UNSPEC_FXAM_MEM): New unspec.
19415 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19416 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19417 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19419 2009-02-19 Richard Guenther <rguenther@suse.de>
19421 PR tree-optimization/39207
19422 PR tree-optimization/39074
19423 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19424 storedanything_tree): New.
19425 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19426 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19427 (build_succ_graph): Add edges from STOREDANYTHING to all
19429 (init_base_vars): Initialize STOREDANYTHING.
19430 (compute_points_to_sets): Free substitution info after
19431 building the succ graph.
19432 (ipa_pta_execute): Likewise.
19434 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19436 (do_ds_constraint): Do not add to special var or non-pointer
19438 (type_could_have_pointers): Split out from ...
19439 (could_have_pointers): ... here. For arrays use the element type.
19440 (create_variable_info_for): Initialize may_have_pointers.
19441 (new_var_info): Likewise.
19442 (handle_lhs_call): Make the HEAP variable unknown-sized.
19443 (intra_create_variable_infos): Use a type with pointers for
19444 PARM_NOALIAS, make it unknown-sized.
19446 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19449 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19451 2009-02-18 Jason Merrill <jason@redhat.com>
19454 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19455 value if DECL_EXTERNAL.
19456 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19457 * target.h (gcc_target::binds_local_p): Clarify "module".
19458 * tree.h (TREE_PUBLIC): Clarify "module".
19460 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19463 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19464 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19466 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19469 * c.opt (Wabi): Support C and ObjC.
19472 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19474 * config/i386/i386.c (classify_argument): Warn once about the ABI
19475 change when passing union with long double.
19477 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19479 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19482 * c-parser.c (c_parser_compound_statement): Always enter and leave
19485 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19488 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19490 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19492 PR tree-optimization/36922
19493 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19494 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19497 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19499 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19502 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19504 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19506 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19508 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19511 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19512 Richard Sandiford <rdsandiford@googlemail.com>
19514 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19515 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19516 (loongson_biadd): ...this.
19518 2009-02-17 Richard Guenther <rguenther@suse.de>
19520 PR tree-optimization/39202
19521 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19522 a var make sure to follow existing collapses.
19524 2009-02-17 Richard Guenther <rguenther@suse.de>
19526 PR middle-end/39214
19527 * langhooks.c (lhd_print_error_function): Check for NULL block.
19529 2009-02-17 Richard Guenther <rguenther@suse.de>
19531 PR tree-optimization/39204
19532 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19535 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19537 * config/soft-fp/double.h: Update from glibc CVS.
19539 2009-02-17 Richard Guenther <rguenther@suse.de>
19541 PR tree-optimization/39207
19542 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19543 strict-aliasing warnings for pointers pointing to NULL.
19545 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19548 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19549 skipping until next close brace.
19551 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19554 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19555 to function argument boundary.
19557 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19559 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19560 in the lea_add. Reload eventually constraints it properly.
19561 * config/picochip/constraints.md: Remove the target constraint
19562 "b", since it is not needed anymore.
19564 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19566 * gthr-dce.h: Uglify function parameter and local variable names.
19567 * gthr-gnat.h: Likewise.
19568 * gthr-mipssde.h: Likewise.
19569 * gthr-nks.h: Likewise.
19570 * gthr-posix95.h: Likewise.
19571 * gthr-posix.h: Likewise.
19572 * gthr-rtems.h: Likewise.
19573 * gthr-single.h: Likewise.
19574 * gthr-solaris.h: Likewise.
19575 * gthr-tpf.h: Likewise.
19576 * gthr-vxworks.h: Likewise.
19577 * gthr-win32.h: Likewise.
19579 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19582 * config/i386/i386.md: Restrict the new peephole2 to move
19583 between MMX/SSE registers.
19585 2009-02-15 Richard Guenther <rguenther@suse.de>
19588 2009-02-13 Richard Guenther <rguenther@suse.de>
19590 * configure.ac: Enable LFS.
19591 * configure: Re-generate.
19592 * config.in: Likewise.
19594 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19596 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19597 spu_srqwbyte, spu_srqwbytebc): Define.
19598 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19599 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19600 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19601 "shrqby_<mode>"): New insn-and-split patterns.
19602 * config/spu/spu.c (expand_builtin_args): Determine and return
19603 number of operands using spu_builtin_description data.
19604 (spu_expand_builtin_1): Use it.
19606 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19609 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19612 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19615 * config/i386/i386.c (override_options): Correct warning
19616 messages for -malign-loops, -malign-jumps and -malign-functions.
19618 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19621 * config/i386/i386.md: Restrict the new peephole2 to move
19622 between the general purpose registers.
19624 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19627 * config/i386/i386.c (type_natural_mode): Add a new argument.
19628 Return the original mode and warn ABI change if vector size is 32byte.
19629 (function_arg_advance): Updated.
19630 (function_arg): Likewise.
19631 (ix86_function_value): Likewise.
19632 (ix86_return_in_memory): Likewise.
19633 (ix86_sol10_return_in_memory): Likewise.
19634 (ix86_gimplify_va_arg): Likewise.
19635 (function_arg_32): Don't warn ABX ABI change here.
19636 (function_arg_64): Likewise.
19638 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19640 * loop-iv.c (implies_p): In the final case, test that operands 0
19641 of the two comparisons match.
19643 * config/bfin/bfin.c (find_prev_insn_start): New function.
19644 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19645 (find_next_insn_start): Move.
19647 2009-02-13 Richard Guenther <rguenther@suse.de>
19649 * configure.ac: Enable LFS.
19650 * configure: Re-generate.
19651 * config.in: Likewise.
19653 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19656 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19657 sizes on syntax error after some arguments have been parsed.
19659 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19661 * doc/invoke.texi (-fira): Remove.
19663 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19665 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19666 * recog.c: Likewise.
19669 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19671 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19672 (umul_ppmm): Likewise.
19673 (count_leading_zeros): Likewise.
19674 (count_trailing_zeros): Likewise.
19675 (UMUL_TIME): Likewise.
19677 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19679 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19680 soft-fp/t-softfp to tmake_file.
19682 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19683 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19684 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19685 IA64_BUILTIN_INFQ]: New.
19686 (ia64_init_builtins): Initialize __builtin_infq,
19687 __builtin_fabsq and __builtin_copysignq if not HPUX.
19688 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19689 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19691 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19693 (__fixtfti): Likewise.
19694 (__fixunstfti): Likewise.
19695 (__floattitf): Likewise.
19697 * config/ia64/libgcc-glibc.ver: New.
19698 * config/ia64/t-fprules-softfp: Likewise.
19699 * config/ia64/sfp-machine.h: Likewise.
19701 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19702 (LIBGCC2_TF_CEXT): Likewise.
19703 (TF_SIZE): Likewise.
19704 (TARGET_INIT_LIBFUNCS): Likewise.
19706 * config/ia64/t-glibc (SHLINB_MAPFILES):
19707 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19709 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19711 * config/i386/i386.c (construct_container): Rewrite processing
19712 BLKmode with X86_64_SSE_CLASS.
19714 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19717 * config/i386/i386.md: Replace simplify_replace_rtx with
19718 replace_rtx in the new peephole2.
19720 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19722 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19723 loop unrolling do not happen at -O2.
19725 2009-02-12 Michael Matz <matz@suse.de>
19727 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19729 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19731 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19734 2009-02-12 Ben Elliston <bje@au.ibm.com>
19736 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19737 patterns when updating the back chain. Missed in the 2009-02-10
19740 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19742 * doc/extend.texi (Decimal Floating Types): Update identifier of
19743 draft TR and list of missing support.
19745 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19747 PR middle-end/39154
19748 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19749 bit to variable length decl's flags, add it also to its
19750 pointer replacement variable.
19752 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19753 Jakub Jelinek <jakub@redhat.com>
19756 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19757 (memory_blockage): New expander.
19758 (*memory_blockage): New insn pattern.
19759 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19760 instead of general blockage at the end of function prologue when
19761 frame pointer is used to access red zone area. Do not emit blockage
19762 when profiling, it is emitted in generic code.
19763 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19764 function epilogue when frame pointer is used to access red zone area.
19766 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19769 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19770 by arithmetic with memory operands.
19771 * config/i386/predicates.md (commutative_operator): New.
19773 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19775 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19778 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19780 * alias.h (record_alias_subset): Declare.
19781 * alias.c (record_alias_subset): Make global.
19783 2009-02-10 Nick Clifton <nickc@redhat.com>
19785 * tree-parloops.c: Change license to GPLv3.
19786 * ipa-struct-reorg.c: Change license to GPLv3.
19787 * ipa-struct-reorg.h: Change license to GPLv3.
19789 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19792 * c-decl.c (start_struct): Return NULL on error.
19794 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19796 PR middle-end/39124
19797 * cfgloopmanip.c (remove_path): Call remove_bbs after
19798 cancel_loop_tree, not before it.
19801 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19802 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19803 VAR_DECLs were seen.
19804 * tree-ssa-live.c (remove_unused_locals): Recompute
19805 cfun->has_local_explicit_reg_vars.
19806 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19807 copies or clearings if cfun->has_local_explicit_reg_vars.
19809 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19813 of function prologue when frame pointer is used to access
19816 2009-02-10 Richard Guenther <rguenther@suse.de>
19818 PR middle-end/39127
19819 * gimplify.c (gimple_regimplify_operands): Always look if
19820 we need to create a temporary.
19822 2009-02-10 Richard Guenther <rguenther@suse.de>
19824 PR tree-optimization/39132
19825 * tree-loop-distribution.c (todo): New global var.
19826 (generate_memset_zero): Trigger TODO_rebuild_alias.
19827 (tree_loop_distribution): Return todo.
19829 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19832 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19833 (x86_64_reg_class_name): Removed.
19834 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19835 first one isn't X86_64_SSE_CLASS or any other ones aren't
19836 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19837 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19838 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19839 and 3 X86_64_SSEUP_CLASS.
19840 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19841 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19843 2009-02-10 Ben Elliston <bje@au.ibm.com>
19845 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19846 form instruction to update the stack back chain word, even if the
19847 user has disabled the generation of update instructions.
19848 (movdi_<mode>_update_stack): New.
19849 (movsi_update_stack): Likewise.
19850 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19851 always use an update form instruction to update the stack back
19854 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19856 PR middle-end/38953
19857 * graphite.c (if_region_set_false_region): After moving a region in
19858 the false branch of a condition, remove the empty dummy basic block.
19859 (gloog): Remove wrong fix for PR38953.
19861 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19863 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19864 generation due to implicit sign extension.
19866 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19868 PR middle-end/38981
19869 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19870 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19872 2009-02-09 Richard Guenther <rguenther@suse.de>
19874 PR middle-end/35202
19875 * convert.c (convert_to_real): Disable (float)fn((double)x)
19876 to fnf(x) conversion if errno differences may occur and
19877 -fmath-errno is set.
19879 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19881 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19882 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19883 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19885 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19888 * c-common.c (handle_alias_attribute): Disallow attribute for
19889 anything not a FUNCTION_DECL or VAR_DECL.
19891 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19894 * real.c (do_compare): Special-case compare of zero against
19895 decimal float value.
19897 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19900 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19901 as indicating flexible array members unless the field itself is
19902 being declarared as the incomplete array.
19904 2009-02-06 Jan Hubicka <jh@suse.cz>
19906 PR tree-optimization/38844
19907 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19908 is already inlined.
19910 2009-02-06 Richard Guenther <rguenther@suse.de>
19912 PR middle-end/38977
19913 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19914 fork because we may expand it as __gcov_fork.
19916 2009-02-06 Nick Clifton <nickc@redhat.com>
19918 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19920 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19922 PR tree-optimization/35659
19923 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19924 vn_phi_eq): Shortcut if hashcode does not match.
19925 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19927 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19928 and avoid iterative_hash_expr.
19929 (FOR_EACH_VALUE_ID_IN_SET): New.
19930 (value_id_compare): Remove.
19931 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19932 sort expressions by value id.
19934 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19937 * config/sh/predicates.md (general_movsrc_operand): Don't check
19938 the subreg of system registers here.
19940 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19943 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19944 on the copied decl.
19946 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19948 PR rtl-optimization/39110
19949 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19950 addresses, not aligned ones.
19952 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19953 Richard Guenther <rguenther@suse.de>
19955 PR tree-optimization/39100
19956 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19957 comment says and add edges.
19959 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19962 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19963 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19965 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19967 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19968 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19969 register_bb_in_sese, new_sese, free_sese): Moved.
19970 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19971 outermost_loop_in_scop, build_scop_iteration_domain,
19972 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19973 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19974 Use loop_in_sese_p instead of loop_in_scop_p.
19975 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19976 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19977 (scopdet_basic_block_info): Fix bug in scop detection.
19978 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19979 eq_loop_to_cloog_loop): Remove.
19980 (nb_loops_around_loop_in_scop, nb_loop
19981 ref_nb_loops): Moved here...
19982 * graphite.h (ref_nb_loops): ... from here.
19983 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19984 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19985 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19986 * testsuite/gcc.dg/graphite/scop-19.c: New
19988 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19989 Hans-Peter Nilsson <hp@axis.com>
19991 PR rtl-optimization/37889
19992 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19993 Move offset handling from PLUS to before the switch. Use new
19994 arguments when considering SYMBOL_REFs too.
19995 (rtx_addr_can_trap_p): Pass dummy offset and size.
19996 (enum may_trap_p_flags): Remove.
19997 (may_trap_p_1): Pass size from MEM_SIZE.
19999 PR rtl-optimization/38921
20000 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20001 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20002 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20003 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20005 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20007 AVX Programming Reference (January, 2009)
20008 * config/i386/sse.md (*vpclmulqdq): New.
20010 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20012 PR tree-optimization/38977
20013 PR gcov-profile/38292
20014 * calls.c (special_function_p): Disregard __builtin_ prefix.
20016 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20018 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20019 non-indexable addresses even before reload.
20021 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20024 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20025 as having variable size. Do not give an error for unnamed
20026 parameters with [*] declarators. Give a warning for type names
20027 with [*] declarators and mark them as variable size.
20028 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20029 for sizeof applied to [*] type names.
20031 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20034 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20036 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20038 * gcc.c (process_command): Update copyright notice dates.
20039 * gcov.c (print_version): Likewise.
20040 * gcov-dump.c (print_version): Likewise.
20041 * mips-tfile.c (main): Likewise.
20042 * mips-tdump.c (main): Likewise.
20044 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20047 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20048 for composite type involving a zero-length array type.
20050 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20053 * function.c (match_asm_constraints_1): Skip over
20054 initial optional % in the constraint.
20056 PR inline-asm/39059
20057 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20058 supported, don't accept FIXED_CSTs.
20059 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20060 and _Sat is used without _Fract/_Accum. Set specs->type to
20061 integer_type_node for cts_fract/cts_accum if fixed point is not
20064 2009-02-02 Catherine Moore <clm@codesourcery.com>
20066 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20068 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20070 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20071 (ABI_HAS_64BIT_SYMBOLS): Use it.
20072 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20074 2009-02-02 Paul Brook <paul@codesourcery.com>
20076 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20078 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20080 PR inline-asm/39058
20081 * recog.h (asm_operand_ok): Add constraints argument.
20082 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20083 recurse on matching constraint.
20084 (check_asm_operands): Pass constraints as 3rd argument to
20085 asm_operand_ok. Don't look up matching constraint here.
20086 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20089 2009-02-02 Ben Elliston <bje@au.ibm.com>
20091 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20092 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20094 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20096 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20097 information. Remove some obsolete information. Reorganize.
20099 * config/pa/fptr.c: Revert license to GPL 2.
20100 * config/pa/milli64.S: Likewise.
20102 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20105 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20106 LIBRARY name in, instead of hard-coding it.
20107 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20108 extra target make frag to tmake_files according to EH model.
20109 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20110 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20111 frags that define makefile variable EH_MODEL appropriately.
20112 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20113 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20114 to "-sjlj" according to type of EH configured.
20115 (LIBGCC_SONAME): Concatenate it to shared library base name.
20116 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20117 to "_sjlj" according to type of EH configured.
20118 (LIBGCC_SONAME): Concatenate it to shared library base name.
20119 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20120 (SHLIB_LINK): Add missing semicolon to if-else construct.
20121 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20122 string value of "pe_dll" command-line option.
20123 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20124 (SHLIB_SONAME): Use it when overriding t-cygming default.
20125 (SHLIB_IMPLIB): Override t-cygming default.
20126 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20127 string value of "pe_dll" command-line option.
20129 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20132 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20133 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20135 2009-01-31 Richard Guenther <rguenther@suse.de>
20137 PR tree-optimization/38937
20138 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20139 computing the transitive closure.
20141 2009-01-30 Richard Guenther <rguenther@suse.de>
20143 PR tree-optimization/39041
20144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20145 Propagate variable indices only if the types match for this stmt.
20147 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20150 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20151 inline but never defined.
20153 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20155 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20156 (*insv_h_di_reg_extimm): New insn.
20157 (*insv_l<mode>_reg_extimm): New insn.
20159 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20161 * config/picochip/picochip.c (flag_conserve_stack): set
20162 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20163 fconserve-stack. Reduce call-overhead used by inliner.
20165 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20168 * common.opt (flag_conserve_stack): Initialised to zero.
20170 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20173 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20174 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20177 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20179 * ira-color.c (allocno_reload_assign): Update comments.
20180 * regmove.c (regmove_optimize): Likewise.
20184 2009-01-29 Robert Millan <rmh@aybabtu.com>
20186 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20187 * config/i386/kopensolaris-gnu.h: New file. Undefine
20188 `MD_UNWIND_SUPPORT'.
20189 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20191 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20193 PR tree-optimization/39007
20194 * tree-loop-distribution.c (generate_builtin): Use
20195 recompute_dominator to compute the immediate dominator of the
20196 basic block just after the loop.
20198 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20200 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20201 (ASM_OUTPUT_DWARF_PCREL): Define.
20203 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20205 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20206 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20207 global. Modify entries about regmove and IRA.
20209 * ra-conflict.c: Remove the file.
20211 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20213 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20214 (pass_regclass_init): Rename to pass_reginfo_init.
20216 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20218 * toplev.h (flag_ira): Remove.
20220 * caller-save.c (setup_save_areas): Remove flag_ira.
20222 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20224 * global.c: Remove the file.
20226 * opts.c (decode_options): Remove flag_ira.
20228 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20230 * regmove.c: Modify file description.
20231 (find_use_as_address, try_auto_increment): Define them only if
20232 AUTO_INC_DEC is defined.
20233 (replacement_quality, replace_in_call_usage, fixup_match_1,
20234 stable_and_no_regs_but_for_p): Remove.
20235 (reg_set_in_bb): Make it static.
20236 (regmove_optimize): Remove flag_ira and code which worked for
20239 * local-alloc.c: Remove the file.
20241 * common.opt (fira): Remove.
20243 * ira.c: Include except.h.
20244 (eliminable_regset): Move from global.c.
20245 (mark_elimination): Ditto. Remove flag_ira.
20246 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20247 equiv_mem_modified, validate_equiv_mem_from_store,
20248 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20249 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20250 no_equiv, recorded_label_ref): Move from local-alloc.c.
20251 (update_equiv_regs): Ditto. Make it static.
20252 (print_insn_chain, print_insn_chains): Move it from global.c.
20253 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20254 (build_insn_chain): Ditto. Make it static.
20255 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20256 Rename to init_live_subregs.
20257 (gate_ira): Remove flag_ira.
20259 * regclass.c: Rename reginfo.c. Change file description.
20260 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20261 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20262 (init_reg_sets_1): Remove code for evaluation of
20263 reg_class_superclasses and losing_caller_save_reg_set.
20264 (init_regs): Remove init_reg_autoinc.
20265 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20266 ok_for_base_p_nonstrict): Remove.
20267 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20268 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20269 corresponding entries.
20270 (dump_regclass, record_operand_costs, scan_one_insn,
20271 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20272 record_address_regs, auto_inc_dec_reg_p): Remove.
20273 (gt-regclass.h): Rename to gt-reginfo.h.
20275 * rtl.h (dump_global_regs, retry_global_alloc,
20276 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20278 * Makefile.in (RA_H): Remove.
20279 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20280 Rename regclass.o to reginfo.o.
20281 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20283 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20284 (GTFILES): Rename regclass.c to reginfo.c.
20286 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20287 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20289 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20290 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20292 (finish_spills): Ditto. Remove code for !flag_ira.
20294 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20296 PR middle-end/35854
20297 * doc/invoke.texi (rtl debug options): Complete rewrite.
20298 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20300 * mode-switching.c (pass_mode_switching): Rename pass from
20301 "mode-sw" to "mode_sw".
20302 * except.c (pass_convert_to_eh_ranges): Rename pass from
20303 "eh-ranges" to "eh_ranges".
20304 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20308 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20309 Alexander Monakov <amonakov@ispras.ru>
20311 PR middle-end/38857
20312 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20314 (move_exprs_to_boundary): Change return type and pass through
20315 should_move from move_op. Relax assert. Update usage ...
20316 (schedule_expr_on_boundary): ... here. Use should_move instead of
20318 (move_op_orig_expr_found): Indicate that insn was disconnected from
20320 (code_motion_process_successors): Do not call after_merge_succs
20321 callback if original expression was not found when traversing any of
20323 (code_motion_path_driver): Change return type. Update prototype.
20324 (move_op): Update comment. Add a new parameter (should_move). Update
20325 prototype. Set *should_move based on indication provided by
20326 move_op_orig_expr_found.
20328 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20330 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20331 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20332 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20333 * config/rs6000/rs6000.c (rs6000_override_options): Default
20334 avoid-indexed-addresses on for Power6, off for everything else.
20335 (avoiding_indexed_address_p): New function.
20336 (rs6000_legitimize_address): Use it.
20337 (rs6000_legitimate_address): Likewise.
20338 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20340 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20342 PR tree-optimization/38997
20343 * tree-loop-distribution.c (generate_memset_zero): Use
20344 POINTER_PLUS_EXPR for a pointer addition.
20346 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20348 * config/s390/s390.md (bswap<mode>2): New pattern added.
20350 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20352 * config/s390/s390.md (*tls_load_31): Added type attribute.
20354 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20356 * config/s390/s390.md: Fix a few comments.
20358 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20360 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20361 (*tm<mode>_full): Fixed z10prop attribute.
20362 (*tst<mode>_extimm): Fixed z10prop attribute.
20363 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20364 (*tstqiCCT_cconly): Fixed z10prop attribute.
20365 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20366 (*movsi_larl): Fixed z10prop attribute.
20367 (*movsi_zarch): Fixed z10prop attribute.
20368 (*movsi_eas): Fixed z10prop attribute.
20369 (*movhi): Fixed z10prop attribute.
20370 (*movqi): Fixed z10prop attribute.
20371 (*movstrictqi): Fixed z10prop attribute.
20372 (*mov<mode>): Fixed z10prop attribute.
20373 (*movcc): Fixed z10prop attribute.
20374 (*sethighpartdi_64): Fixed z10prop attribute.
20375 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20376 (*negdi2_sign_cc): Fixed z10prop attribute.
20377 (*negdi2_sign): Fixed z10prop attribute.
20378 (*absdi2_sign_cc): Fixed z10prop attribute.
20379 (*absdi2_sign): Fixed z10prop attribute.
20380 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20381 (*negabsdi2_sign): Fixed z10prop attribute.
20382 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20383 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20384 (doloop_si64): Fixed z10prop attribute.
20385 (doloop_si31): Fixed z10prop attribute.
20386 (doloop_long): Fixed z10prop attribute.
20387 (indirect_jump): Fixed z10prop attribute.
20388 (nop): Fixed z10prop attribute.
20389 (main_base_64): Fixed z10prop attribute.
20390 (reload_base_64): Fixed z10prop attribute.
20392 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20394 PR rtl-optimization/38740
20395 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20397 * config/mips/mips.c (mips_reorg): Likewise.
20399 2009-01-28 Richard Guenther <rguenther@suse.de>
20401 PR tree-optimization/38926
20402 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20403 with the correct value id to a value.
20404 (do_regular_insertion): Use the value number of edoubleprime
20405 for the value number of the expr.
20408 2008-08-21 Richard Guenther <rguenther@suse.de>
20410 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20411 a PHI ask VN if it is already available.
20412 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20413 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20415 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20417 PR middle-end/38934
20418 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20419 set to varying whenever max has TREE_OVERFLOW set, similarly
20420 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20422 2009-01-28 Richard Guenther <rguenther@suse.de>
20424 PR middle-end/38908
20425 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20426 uninitialized aggregate uses in call arguments.
20428 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20430 PR tree-optimization/38984
20431 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20432 the nothing_id variable if -fno-delete-null-pointer-checks.
20434 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20438 (set_got_offset_rex64): Ditto.
20440 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20443 * doc/extend.texi: Improve local variable with asm reg.
20445 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20447 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20448 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20449 was not supplied then set warn_packed_bitfield_compat to the
20450 default value of 1.
20451 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20454 2009-01-27 Richard Guenther <rguenther@suse.de>
20456 PR tree-optimization/38503
20457 * cfgexpand.c (expand_gimple_basic_block): Ignore
20458 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20459 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20460 variables that cannot have TBAA applied.
20461 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20464 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20466 PR middle-end/38969
20467 * calls.c (initialize_argument_information): Do not wrap complex
20468 arguments in SAVE_EXPR.
20470 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20472 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20473 (INSTALL_LIBGCC): Revert typo commit.
20475 2009-01-26 Richard Guenther <rguenther@suse.de>
20477 PR tree-optimization/38745
20478 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20479 from special handling.
20481 2009-01-26 Richard Guenther <rguenther@suse.de>
20483 PR tree-optimization/38745
20484 * tree-ssa.c (execute_update_addresses_taken): Do not include
20485 variables that cannot possibly be a register in not_reg_needs.
20486 Do not clear TREE_ADDRESSABLE on vars that may not become
20488 * tree-ssa.c (update_alias_info_1): Include those in the set
20489 of addressable vars.
20491 2009-01-26 Richard Guenther <rguenther@suse.de>
20493 PR middle-end/38851
20494 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20495 * tree-ssa-dse.c: Include langhooks.h
20496 (execute_simple_dse): Remove stores with zero size.
20498 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20501 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20504 2009-01-24 Julian Brown <julian@codesourcery.com>
20506 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20507 config/arm/linux-atomic.c.
20508 * config/arm/linux-atomic.c: New.
20510 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20512 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20513 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20514 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20516 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20519 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20522 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20524 PR tree-optimization/38953
20525 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20526 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20527 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20528 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20531 2009-01-24 Paul Brook <paul@codesourcery.com>
20533 * config/arm/neon.md (neon_type): Move to arm.md.
20534 (neon_mov<VSTRUCT>): Add neon_type attribute.
20535 * config/arm/arm.md (neon_type): Move to here.
20536 (conds): Add "unconditioal" and use as default for NEON insns.
20538 2009-01-24 Ben Elliston <bje@au.ibm.com>
20540 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20541 void *' warning from -Wc++-compat.
20542 * Makefile.in (dominance.o-warn): Remove.
20544 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20546 PR tree-optimization/38932
20547 * fold-const.c (fold_unary_ignore_overflow): New.
20548 * tree.h (fold_unary_ignore_overflow): Declare.
20549 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20550 * tree-ssa-sccvn.c (visit_reference_op_load,
20551 simplify_unary_expression): Likewise.
20553 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20555 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20556 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20557 regardless of their type.
20558 * c-common.c (handle_packed_attribute): Don't ignore packed on
20560 * c.opt (Wpacked-bitfield-compat): New warning option.
20561 * stor-layout.c (place_field): Warn if offset of a field changed.
20562 * doc/extend.texi (packed): Mention the ABI change.
20563 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20564 (Warning Options): Add it to the list.
20566 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20568 * c-opts.c (c_common_post_options): Fix a typo in comments.
20570 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20572 PR middle-end/38615
20573 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20574 variables to static.
20575 * doc/invoke.texi (-fmerge-all-constants): Update description.
20577 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20580 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20581 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20583 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20585 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20587 (LOCAL_ALIGNMENT): Similarly.
20589 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20590 Joseph Myers <joseph@codesourcery.com>
20592 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20593 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20594 * config/arm/arm-tune.md: Regenerate.
20595 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20598 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20600 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20601 version number to five.
20603 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20606 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20607 * c-common.c (set_underlying_type): Likewise.
20608 (is_typedef_decl ): Likewise
20610 (set_underlying_type): Likewise.
20611 (is_typedef_type): Likewise.
20613 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20615 PR middle-end/38587
20616 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20619 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20622 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20623 (LIBGCC_SPEC): Don't define.
20624 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20626 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20628 PR rtl-optimization/38879
20629 * alias.c (base_alias_check): Unaligned access via AND address can
20630 alias all surrounding object types except those with sizes equal
20631 or wider than the size of unaligned access.
20633 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20636 * c-decl.c (clone_underlying_type): Move this ...
20637 * c-common.c (set_underlying_type): ... here.
20638 Also, make sure the function properly sets TYPE_STUB_DECL() on
20639 the newly created typedef variant type.
20640 (is_typedef_decl ): New entry point.
20641 * tree.h: Added a new member member_types_needing_access_check to
20642 struct tree_decl_non_common.
20643 (set_underlying_type): New entry point.
20644 (is_typedef_type): Likewise.
20646 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20648 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20649 Check whether two instructions have memory references that
20650 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20651 are helper functions for traversing.
20652 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20653 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20654 not to draw dependency edge for instructions with non-conflicting
20657 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20660 * longlong.h: Update copyright years. Use soft-fp license notice.
20661 Sync __clz_tab declaration with glibc.
20663 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20666 * doc/extend.texi (syscall_linkage): New.
20667 (version_id): Modify.
20669 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20670 Richard Guenther <rguenther@suse.de>
20672 PR tree-optimization/38747
20673 PR tree-optimization/38748
20674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20675 conversion if the base address is an indirect reference and the
20676 aliasing sets could cause issues.
20678 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20680 * common.opt (fgraphite, fgraphite-identity): Add comment for
20681 explaining why these options are not documented.
20683 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20685 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20686 gimple_call_lhs is NULL.
20688 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20691 * emit-rtl.c (adjust_address_1): Make sure memref is never
20694 2009-01-20 Ben Elliston <bje@au.ibm.com>
20696 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20697 const qualifier from arg parameter. Remove unnecessary cast to char *.
20698 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20699 const qualifier from arg 2.
20701 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20703 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20705 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20708 * rtl.h (reinit_regs): New prototype.
20709 * regclass.c: Include ira.h.
20710 (reinit_regs): New.
20711 * Makefile.in (regclass.o): Add ira.h.
20712 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20714 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20717 * c-common.c (handle_aligned_attribute): Use
20718 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20719 default alignment value.
20721 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20723 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20724 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20726 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20727 __BIGGEST_ALIGNMENT__.
20729 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20731 2009-01-18 Richard Guenther <rguenther@suse.de>
20733 PR tree-optimization/38819
20734 * tree-flow.h (operation_could_trap_helper_p): Declare.
20735 * tree-eh.c (operation_could_trap_helper_p): Export.
20736 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20737 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20738 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20739 are about to insert a possibly trapping instruction and fail
20742 2009-01-18 Andreas Schwab <schwab@suse.de>
20744 * doc/install.texi (Configuration): Remove obsolete paragraph
20745 about use of --with-gnu-ld with --with-gnu-as.
20747 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20749 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20750 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20751 Follow spelling conventions.
20753 2009-01-18 Ben Elliston <bje@au.ibm.com>
20755 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20756 C++ warning about implicit conversion from void * to struct
20758 (bitmap_obstack_free): Likewise for bitmap_element *.
20759 * Makefile.in (bitmap.o-warn): Remove.
20761 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20763 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20765 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20766 Tobias Grosser <tobi.grosser@amd.com>
20768 * graphite.c (graphite_trans_scop_block): Do not block single
20771 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20773 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20774 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20775 test with assertion.
20777 2009-01-16 Richard Guenther <rguenther@suse.de>
20779 PR tree-optimization/38835
20780 PR middle-end/36227
20781 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20782 and INT + PTR -> (INT)(PTR p+ INT) folding.
20783 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20785 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20788 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20789 the subreg from a lowpart subreg if it is also casting the value.
20791 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20792 Tobias Grosser <tobi.grosser@amd.com>
20794 * graphite.c (compare_prefix_loops): New.
20795 (build_scop_canonical_schedules): Rewritten.
20796 (graphite_transform_loops): Move build_scop_canonical_schedules
20797 after build_scop_iteration_domain.
20799 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20800 Tobias Grosser <tobi.grosser@amd.com>
20802 * graphite.c (add_conditions_to_domain): Add the loops to
20803 the dimension of the iteration domain. Do copy the domain
20804 only when it exists.
20805 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20806 (add_conditions_to_constraints): New.
20807 (can_generate_code_stmt, can_generate_code): Removed.
20808 (gloog): Do not call can_generate_code.
20809 (graphite_transform_loops): Call add_conditions_to_constraints
20810 after building the iteration domain.
20812 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20814 PR tree-optimization/38789
20815 * tree-ssa-threadedge.c
20816 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20817 __builtin_constant_p.
20819 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20821 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20822 examined before deleting them.
20824 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20826 * function.c (aggregate_value_p): Correctly extract the function
20827 type from CALL_EXPR_FN lookup.
20829 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20831 * config/picochip/picochip.c (picochip_override_options): Revert
20832 CFI asm flag disable commited previously.
20834 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20835 Tobias Grosser <tobi.grosser@amd.com>
20836 Jan Sjodin <jan.sjodin@amd.com>
20838 * graphite.c (scan_tree_for_params): On substractions negate
20839 all the coefficients of the term.
20840 (clast_to_gcc_expression_red): New. Handle reduction expressions
20841 of more than two operands.
20842 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20843 (get_vdef_before_scop): Handle also the case of default definitions.
20845 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20847 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20848 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20849 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20851 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20852 Joey Ye <joey.ye@intel.com>
20854 PR middle-end/37843
20855 * cfgexpand.c (expand_stack_alignment): Don't update stack
20856 boundary nor check incoming stack boundary here.
20857 (gimple_expand_cfg): Update stack boundary and check incoming
20858 stack boundary here.
20860 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20862 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20864 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20866 PR rtl-optimization/38245
20867 * calls.c (expand_call): Add stack arguments to
20868 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20869 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20870 in regs and partially in memory or BLKmode arguments.
20871 (emit_library_call_value_1): Add stack arguments to
20872 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20873 ACCUMULATE_OUTGOING_ARGS).
20874 * dce.c: Include tm_p.h.
20875 (find_call_stack_args): New function.
20876 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20878 (mark_insn): Call find_call_stack_args for CALL_Ps.
20879 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20880 forwards. Allocate and free arg_stores bitmap if needed, pass it
20881 down to deletable_insn_p, don't mark stores set in arg_stores
20882 bitmap, clear the bitmap at the beginning of each bb.
20883 * Makefile.in (dce.o): Depend on $(TM_P_H).
20885 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20888 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20889 to make sure the insn is a conditional test (bug 22599). Reformat a
20892 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20894 PR middle-end/38431
20895 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20896 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20897 (gloog): Do not call cleanup_tree_cfg.
20898 (graphite_transform_loops): Call cleanup_tree_cfg after all
20899 scops have been code generated.
20901 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20902 * doc/gty.texi (Invoking the garbage collector): Added new node
20903 and section documenting ggc_collect.
20905 2009-01-14 Richard Guenther <rguenther@suse.de>
20907 PR tree-optimization/38826
20908 PR middle-end/38477
20909 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20910 initialization notes only if we actually emitted a warning.
20911 (intra_create_variable_infos): Add constraints for a result decl
20912 that is passed by hidden reference.
20913 (build_pred_graph): Mark all related variables non-direct on
20916 2009-01-14 Nick Clifton <nickc@redhat.com>
20918 * ira-conflicts.c: Include addresses.h for the definition of
20920 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20921 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20923 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20926 * Makefile.in (ira-lives.o): Add except.h.
20928 * ira-lives.c: Include except.h.
20929 (process_bb_node_lives): Process can_throw_internal.
20931 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20933 PR rtl-optimization/38774
20934 * combine.c (simplify_set): When undoing cc_use change, don't do
20935 PUT_CODE on the newly created comparison, but instead put back the
20938 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20940 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20941 values. Remove duplicate arm8 entry.
20943 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20945 PR tree-optimization/38786
20946 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20947 the SSA_NAME case of expand_scalar_variables_expr.
20948 Set the type of an expression to the type of its assign statement.
20949 (expand_scalar_variables_expr): Also gather the scalar computation
20950 used to index the memory access. Do not pass loop_p.
20951 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20952 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20953 the gimple_stmt_iterator where it inserts new code.
20954 Do not pass loop_p.
20955 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20956 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20958 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20960 * graphite.h (debug_value): Removed.
20961 * graphite.c (debug_value): Removed.
20963 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20965 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20966 ldrd/strd with two 32-bit instructions.
20968 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20970 * config/arm/arm.c (struct processors): Pass for speed down into
20971 cost helper functions.
20972 (const_ok_for_op): Handle COMPARE and inequality nodes.
20973 (arm_rtx_costs_1): Rewrite.
20974 (arm_size_rtx_costs): Update prototype.
20975 (arm_rtx_costs): Pass speed down to helper functions.
20976 (arm_slowmul_rtx_costs): Rework cost calculations.
20977 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20978 (arm_9e_rtx_costs): Likewise.
20980 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20982 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20983 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20984 (alpha_legitimize_address): Do not split local symbols wider than
20985 UNITS_PER_WORD into HIGH/LO_SUM parts.
20987 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20990 * gcc.c (process_command): Replace call to execvp with calls
20991 to pex_one and exit.
20993 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20996 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20997 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20998 variant for devices with 3-byte PC.
20999 (__tablejump_elpm__): New.
21001 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21004 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21005 offsetof member-designator, handle it as `[0].'.
21007 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21009 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21010 function when not using named sections on targets with named sections
21011 if branch distance is less than 262132.
21013 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21015 * combine.c (combine_instructions): Recompute
21016 optimize_this_for_speed_p for each BB in the main combine loop.
21018 2009-01-12 Tomas Bily <tbily@suse.cz>
21021 * tree-loop-distribution.c (prop_phis): New function.
21022 (generate_builtin): Call prop_phis.
21023 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21025 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21027 PR tree-optimization/38807
21028 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21029 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21031 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21033 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21034 subreg of op0 to the original op0.
21036 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21038 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21040 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21043 * mips-tfile.c (parse_def): Fix parsing of def strings
21044 starting with digits.
21046 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21049 * config/arm/arm.c (arm_is_long_call_p): Don't call
21050 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21052 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21054 * regrename.c (regrename_optimize): Fix dumping.
21055 (find_oldest_value_reg): Preserve REG_POINTER.
21056 (copy_hardreg_forward_1): Likewise.
21058 2009-01-09 Diego Novillo <dnovillo@google.com>
21060 * gimple.h (struct gimple_statement_base) <uid>: Document
21061 the restrictions on its use.
21062 (gimple_uid): Tidy.
21063 (gimple_set_uid): Tidy.
21065 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21067 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21068 zero guard even if align_bytes != 0 and count is smaller than
21071 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21073 PR rtl-optimization/38495
21074 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21075 (add_range_and_copies_from_move_list): Print all added ranges.
21076 Add ranges to memory optimized destination.
21078 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21082 * config/i386/i386.c (override_options): Reject
21083 -mstringop-strategy=rep_8byte with -m32.
21084 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21085 to 1. Do count comparison against epilogue_size_needed at compile
21086 time even when count_exp was constant forced into register. For
21087 size_needed don't jump to epilogue, instead just avoid aligning
21088 and invoke the body algorithm. If need_zero_guard, add zero guard
21089 even if count is non-zero, but smaller than size_needed + number of
21090 bytes that could be stored for alignment.
21091 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21092 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21093 but smaller than size_needed + number of bytes that could be stored
21094 for alignment. Compare size_needed with epilogue_size_needed instead
21095 of desired_align - align, don't adjust size_needed, pass
21096 epilogue_size_needed to the epilogue expanders.
21099 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21101 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21103 * pa.c (last_address): Change to unsigned.
21104 (update_total_code_bytes): Change argument to unsigned. Don't
21105 check if insn addresses are set.
21106 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21107 addresses are not set.
21108 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21110 2009-01-09 Nick Clifton <nickc@redhat.com>
21112 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21113 DECL_DECLARED_INLINE_P.
21115 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21117 PR middle-end/38347
21118 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21119 GET_MODE (op0) in operand_subword_force calls.
21121 PR middle-end/38771
21122 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21123 fold_convert arg0 operands to TREE_TYPE (op0) first.
21125 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21127 * params.def (ira-max-conflict-table-size): Decrease default value
21130 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21132 PR tree-optimization/37031
21133 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21135 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21136 allocate it using gc instead of heap, use VEC_quick_push instead of
21138 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21139 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21140 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21141 allocated vector from heap allocated.
21142 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21143 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21144 vector only after perfect_loop_nest_depth call.
21146 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21147 Jan Sjodin <jan.sjodin@amd.com>
21149 PR tree-optimization/38559
21150 * graphite.c (debug_value, copy_constraint,
21151 swap_constraint_variables, scale_constraint_variable, ): New.
21152 (get_lower_bound, get_upper_bound): Removed.
21153 (graphite_trans_bb_strip_mine): Clean up this code that works
21154 only for constant number of iterations. Fully copy upper and
21155 lower bound constraints, not only the constant part of them.
21156 * graphite.h (debug_value): Declared.
21158 2009-01-08 Ira Rosen <irar@il.ibm.com>
21160 PR tree-optimization/37194
21161 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21162 Don't add the cost of cost model guard in prologue to scalar
21163 outside cost in case of known number of iterations.
21165 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21166 Alan Modra <amodra@bigpond.net.au>
21168 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21169 non-word-aligned REG+CONST addressing.
21171 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21174 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21175 free_after_compilation when outputting a thunk.
21176 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21177 Do not call free_after_compilation here.
21179 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21181 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21182 (ix86_valid_target_attribute_inner_p): Ditto.
21184 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21186 PR tree-optimization/38492
21187 PR tree-optimization/38498
21188 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21189 * tree-chrec.h (scev_is_linear_expression): Declared.
21190 * graphite.c (graphite_cannot_represent_loop_niter): New.
21191 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21192 (graphite_loop_normal_form): Use gcc_assert.
21193 (scan_tree_for_params): Use CASE_CONVERT.
21194 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21195 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21196 Use gcc_assert. Discard scops that contain unhandled cases.
21197 (build_scop_conditions): Return a boolean status for unhandled cases.
21198 (strip_mine_profitable_p): Print the loop number, not its depth.
21199 (is_interchange_valid): Pass the depth of the loop nest, don't
21200 recompute it wrongly.
21201 (graphite_trans_bb_block): Same.
21202 (graphite_trans_bb_block): Print tentative of loop blocking.
21203 (graphite_trans_scop_block): Do not print that the loop has been
21205 (graphite_transform_loops): Do not handle scops that contain condition
21208 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21210 AVX Programming Reference (December, 2008)
21211 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21212 (_mm256_stream_pd): Likewise.
21213 (_mm256_stream_ps): Likewise.
21215 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21216 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21217 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21218 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21219 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21220 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21221 (ix86_expand_special_args_builtin): Likewise.
21223 * config/i386/sse.md (AVXMODEDI): New.
21224 (avx_movnt<mode>): Likewise.
21225 (avx_movnt<mode>): Likewise.
21226 (<sse>_movnt<mode>): Remove AVX support.
21227 (sse2_movntv2di): Likewise.
21229 2009-01-07 Richard Guenther <rguenther@suse.de>
21231 PR middle-end/38751
21232 * fold-const.c (extract_muldiv): Remove obsolete comment.
21233 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21234 to PLUS_EXPR canonicalization for the canonicalization.
21236 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21238 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21239 hosted cross-compilers generating less efficient code.
21241 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21243 * function.h (rtl_data): Add a dbr_scheduled_p field.
21244 * reorg.c (dbr_schedule): Set it.
21245 (gate_handle_delay_slots): Check it.
21246 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21247 (mips_reorg): Check flag_delayed_branch instead of
21248 mips_base_delayed_branch.
21249 (mips_override_options): Don't set mips_base_delayed_branch
21250 or flag_delayed_branch.
21252 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21254 PR rtl-optimization/38426.
21255 * ira.c (ira): Set current_function_is_leaf earlier.
21257 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21259 PR rtl-optimization/38722
21260 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21261 too early, only set a flag and modify after last possible
21264 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21267 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21268 * real.c (decimal_single_format): Correct values of emin and emax.
21269 (decimal_double_format): Ditto.
21270 (decimal_quad_format): Ditto.
21271 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21272 computation of DECnn_MIN and DECnn_MAX for corrected values of
21273 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21274 __DECnn_MIN__, and adjust its computation for the corrected value
21277 2009-01-06 Jan Hubicka <jh@suse.cz>
21280 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21282 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21284 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21285 Add Robert Clark to the list of testers.
21287 2009-01-06 Jan Hubicka <jh@suse.cz>
21288 Kai Tietz <kai.tietz@onevision.com>
21290 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21291 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21293 2009-01-06 Jan Hubicka <jh@suse.cz>
21294 Kai Tietz <kai.tietz@onevision.com>
21296 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21298 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21299 (ix86_nsaved_regs): Count only general purpose regs.
21300 (ix86_nsaved_sseregs): New.
21301 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21302 to 16 for w64; compute padding and size of sse reg save area.
21303 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21304 general purpose regs.
21305 (ix86_emit_save_sse_regs_using_mov): New.
21306 (ix86_expand_prologue): Save SSE regs if needed.
21307 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21308 (ix86_emit_restore_sse_regs_using_mov): New.
21309 (ix86_expand_epilogue): Save SSE regs if needed.
21311 2009-01-06 Jan Hubicka <jh@suse.cz>
21312 Kai Tietz <kai.tietz@onevision.com>
21314 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21315 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21316 functions when accumulate outgoing args is off.
21318 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21321 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21322 before using pseudos_have_intersected_live_ranges_p.
21324 * ira-int.h (ira_assert): Always define.
21326 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21328 AVX Programming Reference (December, 2008)
21329 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21330 (_mm256_permute2_pd): Likewise.
21331 (_mm_permute2_ps): Likewise.
21332 (_mm256_permute2_ps): Likewise.
21333 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21334 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21336 * config/i386/i386.c (ix86_builtins): Remove
21337 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21338 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21339 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21340 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21341 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21342 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21343 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21344 __builtin_ia32_vpermil2ps256.
21345 (ix86_init_mmx_sse_builtins): Updated.
21346 (ix86_expand_args_builtin): Likewise.
21348 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21350 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21351 long absolute calls when generating PA 2.0 code.
21353 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21355 PR rtl-optimization/38583
21356 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21358 * params.def (ira-max-conflict-table-size): New.
21360 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21362 * ira.h (ira_conflicts_p): New external definition.
21364 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21365 table. Report this. Return result of building.
21366 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21367 building conflict table.
21369 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21370 (ira_color): Use ira_conflicts_p.
21372 * global.c: Include ira.h.
21373 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21376 * Makefile.in (global.o): Add ira.h.
21378 * ira-build.c (mark_all_loops_for_removal,
21379 propagate_some_info_from_allocno): New.
21380 (remove_unnecessary_allocnos): Call
21381 propagate_some_info_from_allocno.
21382 (remove_low_level_allocnos): New.
21383 (remove_unnecessary_regions): Add parameter. Call
21384 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21385 parameter to remove_unnecessary_regions.
21386 (ira_build): Remove all regions but root if the conflict table was
21387 not built. Update conflict hard regs for allocnos crossing calls.
21389 * ira.c (ira_conflicts_p): New global.
21390 (ira): Define and use ira_conflicts_p.
21392 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21393 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21394 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21396 2009-01-06 Ben Elliston <bje@au.ibm.com>
21398 * gengtype-lex.l (YY_NO_INPUT): Define.
21400 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21403 * c-common.c (handle_vector_size_attribute): Also reject
21404 BOOLEAN_TYPE types.
21406 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21408 PR tree-optimization/38492
21409 * graphite.c (rename_map_elt, debug_rename_elt,
21410 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21411 rename_map_elt_info, eq_rename_map_elts,
21412 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21413 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21414 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21415 (sese_build_livein_liveouts): New.
21416 (new_sese, free_sese): New.
21417 (new_scop): Call new_sese.
21418 (free_scop): Call free_sese.
21419 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21420 (register_old_new_names): Renamed register_old_and_new_names.
21421 (register_scop_liveout_renames, add_loop_exit_phis,
21422 insert_loop_close_phis, struct igp,
21423 default_liveout_before_guard, add_guard_exit_phis,
21424 insert_guard_phis, copy_renames): New.
21425 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21426 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21427 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21428 (scop_adjust_phis_for_liveouts): New.
21429 (gloog): Call scop_adjust_phis_for_liveouts.
21431 * graphite.h (struct sese): Documented. Added fields liveout,
21432 num_ver and livein.
21433 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21434 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21435 (struct scop): Added field liveout_renames.
21436 (SCOP_LIVEOUT_RENAMES): New.
21438 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21440 PR tree-optimization/38510
21441 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21442 (translate_clast): Call recompute_all_dominators before
21444 (gloog): Call recompute_all_dominators before graphite_verify.
21446 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21447 Jan Sjodin <jan.sjodin@amd.com>
21449 PR tree-optimization/38500
21450 * graphite.c (create_sese_edges): Call fix_loop_structure after
21453 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21455 * config.gcc: Add m32r*-*-rtems*.
21456 * config/m32r/rtems.h: New file.
21458 2009-01-05 Ben Elliston <bje@au.ibm.com>
21460 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21461 (.po.pox): Likewise.
21462 (po/gcc.pot): Likewise.
21464 2009-01-04 David S. Miller <davem@davemloft.net>
21466 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21467 (STARTING_FRAME_OFFSET): Always set to zero.
21469 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21471 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21472 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21473 fixed-point types, and vectors of the same.
21475 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21477 * config/mips/sync.md (*mb_barrier): Rename to...
21478 (*memory_barrier): ...this.
21480 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21482 * doc/extend.texi (Function Attributes): Move @cindex after @item
21483 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21484 and put in alphabetical order. Fix 'target' name and put in order.
21485 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21488 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21490 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21491 (memory_barrier): Expand as unspec instead of unspec_volatile.
21492 Remove mem:BLK from insn operands. Use Pmode scratch register.
21493 (*memory_barrier): Define as unspec instead of unspec_volatile.
21494 Use (match_dup 0) as input operand.
21496 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21497 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21498 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21499 scratch register. Remove operand 1.
21500 (*stbar): Define as unspec instead of unspec_volatile.
21501 Use (match_dup 0) as input operand, remove (const_int 8).
21502 (*membar): Define as unspec instead of unspec_volatile.
21503 Use (match_dup 0) as input operand, remove input operand 2.
21505 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21506 (memory_barrier): Expand as unspec instead of unspec_volatile.
21507 Remove mem:BLK from insn operands. Use Pmode scratch register.
21508 (*memory_barrier): Define as unspec instead of unspec_volatile.
21509 Use (match_dup 0) as input operand.
21511 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21512 Remove mem:BLK from insn operands. Use Pmode scratch register.
21513 Set volatile flag on operand 0.
21514 (*memory_barrier): New insn pattern.
21516 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21518 (*memory_barrier): Use (match_dup 0) as input operand.
21520 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21521 Remove mem:BLK from insn operands. Use Pmode scratch register.
21522 Set volatile flag on operand 0.
21523 (*mb_internal): New insn pattern.
21525 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21527 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21529 PR middle-end/38586
21530 * function.c (struct temp_slot): Move to the section of the file
21531 that deals with temp slots. Remove field 'address'.
21532 (temp_slot_address_table): New hash table of address -> temp slot.
21533 (struct temp_slot_address_entry): New struct, items for the table.
21534 (temp_slot_address_compute_hash, temp_slot_address_hash,
21535 temp_slot_address_eq, insert_temp_slot_address): Support functions
21537 (find_temp_slot_from_address): Rewrite to use the new hash table.
21538 (remove_unused_temp_slot_addresses): Remove addresses of temp
21539 slots that have been made available.
21540 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21541 worker function for remove_unused_temp_slot_addresses.
21542 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21543 Add the temp slot address to the address -> temp slot map.
21544 (update_temp_slot_address): Update via insert_temp_slot_address.
21545 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21546 (pop_temp_slots): Likewise.
21547 (init_temp_slots): Allocate the address -> temp slot map, or empty
21548 the map if it is already allocated.
21549 (prepare_function_start): Initialize temp slot processing.
21551 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21553 PR middle-end/38584
21554 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21555 Calculate the size of all stack vars assuming no packing of stack
21556 vars will happen, replacing a quadratic algorithm with a linear one.
21558 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21561 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21564 2009-01-03 Diego Novillo <dnovillo@google.com>
21566 * doc/contrib.texi: Update contributions.
21568 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21571 * builtins.c (fold_builtin_memory_op): Give up if either operand
21572 is volatile. Set srctype or desttype to non-qualified version
21576 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21577 and FUNCTION_DECLs.
21579 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21581 PR rtl-optimization/35805
21582 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21583 problem if fast dce is able to remove any instructions.
21584 * dce.c (dce_process_block): Fix dump message.
21586 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21589 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21591 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21593 PR middle-end/38690
21594 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21595 * tree-pretty-print.c (op_code_prio): New function.
21596 (op_prio): No longer static. Use op_code_prio.
21597 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21598 Use op_prio and op_code_prio to determine if () should be
21599 printed around operand(s) or not.
21601 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21602 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21603 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21604 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21605 pp_character instead of pp_string for single letter printing.
21607 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21609 * doc/extend.texi: Fix '#pragma GCC option' typo.
21611 2009-01-02 Richard Guenther <rguenther@suse.de>
21613 * doc/install.texi (--enable-checking): Mention different
21614 default for stage1.
21615 (--enable-stage1-checking): Document.
21617 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21619 PR middle-end/30142
21620 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21621 case to be an error.
21623 2009-01-02 Ben Elliston <bje@au.ibm.com>
21625 * config/fp-bit.h (pack_d): Constify argument.
21626 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21627 (isnan): Constify argument.
21629 (iszero): Likewise.
21630 (pack_d): Likewise.
21631 (_fpadd_parts): Constify return type.
21632 (_fpmul_parts): Likewise.
21633 (_fpdiv_parts): Likewise.
21635 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21638 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21639 warn about overwriting initializer with side-effects or
21640 -Woverride-init if !IMPLICIT.
21641 (output_init_element): Likewise. Pass IMPLICIT down to
21643 (process_init_element): Add IMPLICIT argument. Pass it down
21644 to output_init_element.
21645 (push_init_element, pop_init_level, set_designator): Adjust
21646 process_init_element callers.
21647 (set_nonincremental_init, set_nonincremental_init_from_string):
21648 Adjust add_pending_init callers.
21649 (output_pending_init_elements): Adjust output_init_element callers.
21650 * c-tree.h (process_init_element): Adjust prototype.
21651 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21652 process_init_element callers.
21655 Copyright (C) 2009 Free Software Foundation, Inc.
21657 Copying and distribution of this file, with or without modification,
21658 are permitted in any medium without royalty provided the copyright
21659 notice and this notice are preserved.